Change recommendations

openslides/core/static/css/app.css

@@ -302,22 +302,25 @@ img {
     border: 1px solid #d3d3d3;
 }
 
-.col1 .details .line-number-setter {
+.col1 .details .motion-toolbar .toolbar-left {
     margin-top: 0;
     margin-bottom: 55px;
     margin-left: 15px;
 }
 
-.col1 .details .line-number-setter > span {
+.col1 .details .motion-toolbar .toolbar-left > * {
     margin-right: 5px;
     float: left;
 }
 
-.col1 .details .line-number-setter .btn.disabled {
+.col1 .details .motion-toolbar .toolbar-left .btn.disabled {
     cursor: default;
     opacity: 1;
     background-color: #eee;
 }
+.col1 .details .motion-toolbar .toolbar-left .goto-line-number {
+    max-width: 220px;
+}
 
 .col1 .details .inline-editing-activator {
     margin-right: 13px;
@@ -395,23 +398,29 @@ img {
     background-color: #ff0;
 }
 
+.motion-text li {
+    margin-left: 30px;
+}
 .motion-text.line-numbers-outside {
-    padding-left: 35px;
+    padding-left: 40px;
     position: relative;
 }
 .motion-text.line-numbers-outside .os-line-number {
     display: inline-block;
     font-size: 0;
     line-height: 0;
-    width: 0;
+    width: 22px;
-    height: 0;
+    height: 22px;
+    position: absolute;
+    left: -20px;
+    padding-right: 55px;
 }
 .motion-text.line-numbers-outside .os-line-number:after {
     content: attr(data-line-number);
     position: absolute;
-    left: 0;
+    left: 20px;
+    top: 12px;
     vertical-align: top;
-    margin-top: -5px;
     color: gray;
     font-family: Courier, serif;
     font-size: 13px;
@@ -445,6 +454,7 @@ img {
 }
 
 .os-line-number {
+    position: relative;
     user-select: none;
     -moz-user-select: none;
     -khtml-user-select: none;
@@ -452,6 +462,7 @@ img {
     -o-user-select: none;
 }
 .os-line-number:after {
+    position: relative;
     user-select: none;
     -moz-user-select: none;
     -khtml-user-select: none;
@@ -459,6 +470,174 @@ img {
     -o-user-select: none;
 }
 
+.line-numbers-outside .os-line-number.selectable:hover:before, .line-numbers-outside .os-line-number.selected:before {
+    cursor: pointer;
+    content: "\f067";
+    display: inline-block;
+    position: absolute;
+    width: 14px;
+    height: 14px;
+    border-radius: 0.25em;
+    top: 4px;
+    left: 43px;
+    cursor: pointer;
+    font-family: FontAwesome;
+    font-size: 12px;
+    color: white;
+    line-height: 16px;
+    text-align: center;
+    background-color: #337ab7;
+}
+
+
+/** Styles for annotating the original motion text with change recommendations */
+
+.motion-text-holder {
+    position: relative;
+}
+
+.motion-text-holder .change-recommendation-list {
+    position: absolute;
+    top: 0;
+    left: -10px;
+    width: 4px;
+    list-style-type: none;
+    margin: 0;
+}
+
+.motion-text-holder .change-recommendation-list > li {
+    position: absolute;
+    width: 4px;
+    cursor: pointer;
+}
+.motion-text-holder .change-recommendation-list > li.insert {
+    background-color: #00aa00;
+}
+.motion-text-holder .change-recommendation-list > li.delete {
+    background-color: #aa0000;
+}
+.motion-text-holder .change-recommendation-list > li.replace {
+    background-color: #0333ff;
+}
+
+.motion-text-holder .change-recommendation-list .tooltip {
+    display: none;
+}
+
+/** Diff view */
+
+.change-recommendation-overview {
+    background-color: #eee;
+    border: solid 1px #ddd;
+    border-radius: 3px;
+    margin-bottom: 5px;
+    margin-top: -15px;
+    padding-top: 5px;
+}
+.change-recommendation-overview {
+    margin-bottom: 50px;
+    padding: 10px;
+}
+.change-recommendation-overview h2 {
+    margin-top: 0;
+}
+.change-recommendation-overview ul {
+    list-style: none;
+    display: table;
+}
+.change-recommendation-overview li {
+    display: table-row;
+    cursor: pointer;
+}
+.change-recommendation-overview li:hover {
+    text-decoration: underline;
+}
+.change-recommendation-overview li > * {
+    display: table-cell;
+    padding: 4px;
+}
+.change-recommendation-overview .status {
+    color: gray;
+    font-style: italic;
+}
+.change-recommendation-overview .status > *:before {
+    content: '(';
+}
+.change-recommendation-overview .status > *:after {
+    content: ')';
+}
+.change-recommendation-overview .no-changes {
+    font-style: italic;
+    color: grey;
+}
+
+
+.diff-box {
+    background-color: #f9f9f9;
+    border: solid 1px #eee;
+    border-radius: 3px;
+    margin-bottom: 0;
+    margin-top: -25px;
+    padding-top: 0;
+    padding-right: 155px;
+}
+.motion-text-with-diffs .original-text {
+    min-height: 30px; // Spacer between .diff-box, in case .original-text is empty
+}
+.motion-text-with-diffs .original-text ul:last-child {
+    padding-bottom: 16px;
+}
+.motion-text-with-diffs.line-numbers-inline .diff-box, .motion-text-with-diffs.line-numbers-none .diff-box {
+    margin-right: -220px;
+}
+.diff-box:hover {
+    background-color: #f0f0f0;
+}
+.diff-box .action-row {
+    font-size: 0.8em;
+    padding-top: 5px;
+    padding-bottom: 5px;
+    float: right;
+    width: 150px;
+    text-align: right;
+    margin-right: -150px;
+    opacity: 0.5;
+}
+.diff-box:hover .action-row {
+    opacity: 1;
+}
+.diff-box .action-row .btn-delete {
+    margin-left: 10px;
+    color: red;
+}
+.diff-box .status-row {
+    font-style: italic;
+    color: gray;
+}
+.diff-box .status-row > *:after {
+    content: ':';
+}
+
+.motion-text-diff .delete {
+    color: red;
+    text-decoration: line-through;
+}
+.motion-text-diff .insert {
+    color: green;
+    text-decoration: underline;
+}
+.motion-text-diff p {
+    padding-bottom: 0;
+    margin-top: 0;
+    margin-bottom: 0;
+}
+.motion-text-diff.line-numbers-outside .insert .os-line-number {
+    display: none;
+}
+.motion-text-diff.line-numbers-inline .insert .os-line-number {
+    display: none;
+}
+
 /** Projector sidebar column **/
 
 #content .col2 {
@@ -704,13 +883,16 @@ img {
     border-top: 1px solid #ddd;
     background-color: #f5f5f5;
 }
-.linenumber-toolbar, .speakers-toolbar {
+.motion-toolbar, .speakers-toolbar {
     background-color: #f5f5f5;
     border-bottom: 1px solid #ddd;
     padding: 12px 0 10px 0;
     height: 54px;
     margin: -20px -5px 50px -5px;
 }
+.motion-toolbar:first-child {
+    margin-bottom: 20px;
+}
 
 .speakers-toolbar {
     margin: -20px -20px 30px -20px;

openslides/motions/access_permissions.py

@@ -55,6 +55,25 @@ class MotionAccessPermissions(BaseAccessPermissions):
         return data
 
 
+class MotionChangeRecommendationAccessPermissions(BaseAccessPermissions):
+    """
+    Access permissions container for MotionChangeRecommendation and MotionChangeRecommendationViewSet.
+    """
+    def check_permissions(self, user):
+        """
+        Returns True if the user has read access model instances.
+        """
+        return user.has_perm('motions.can_see')
+
+    def get_serializer_class(self, user=None):
+        """
+        Returns serializer class.
+        """
+        from .serializers import MotionChangeRecommendationSerializer
+
+        return MotionChangeRecommendationSerializer
+
+
 class CategoryAccessPermissions(BaseAccessPermissions):
     """
     Access permissions container for Category and CategoryViewSet.

openslides/motions/apps.py

@@ -18,7 +18,7 @@ class MotionsAppConfig(AppConfig):
         from openslides.utils.rest_api import router
         from .config_variables import get_config_variables
         from .signals import create_builtin_workflows
-        from .views import CategoryViewSet, MotionViewSet, MotionPollViewSet, WorkflowViewSet
+        from .views import CategoryViewSet, MotionViewSet, MotionPollViewSet, MotionChangeRecommendationViewSet, WorkflowViewSet
 
         # Define config variables
         config.update_config_variables(get_config_variables())
@@ -30,4 +30,6 @@ class MotionsAppConfig(AppConfig):
         router.register(self.get_model('Category').get_collection_string(), CategoryViewSet)
         router.register(self.get_model('Motion').get_collection_string(), MotionViewSet)
         router.register(self.get_model('Workflow').get_collection_string(), WorkflowViewSet)
+        router.register(self.get_model('MotionChangeRecommendation').get_collection_string(),
+                        MotionChangeRecommendationViewSet)
         router.register('motions/motionpoll', MotionPollViewSet)

openslides/motions/migrations/0005_motionchangerecommendation.py

@@ -0,0 +1,37 @@
+# -*- coding: utf-8 -*-
+# Generated by Django 1.10.1 on 2016-10-12 18:10
+from __future__ import unicode_literals
+
+import django.db.models.deletion
+from django.conf import settings
+from django.db import migrations, models
+import openslides.utils.models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+        ('motions', '0004_auto_20160907_2343'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='MotionChangeRecommendation',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('status', models.PositiveIntegerField(default=0)),
+                ('line_from', models.PositiveIntegerField()),
+                ('line_to', models.PositiveIntegerField()),
+                ('text', models.TextField(blank=True)),
+                ('creation_time', models.DateTimeField(auto_now=True)),
+                ('author', models.ForeignKey(null=True, on_delete=django.db.models.deletion.SET_NULL, to=settings.AUTH_USER_MODEL)),
+                ('motion_version', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE,
+                 related_name='change_recommendations', to='motions.MotionVersion')),
+            ],
+            options={
+                'default_permissions': (),
+            },
+            bases=(openslides.utils.models.RESTModelMixin, models.Model),
+        ),
+    ]

openslides/motions/models.py

@@ -23,6 +23,7 @@ from openslides.utils.search import user_name_helper
 from .access_permissions import (
     CategoryAccessPermissions,
     MotionAccessPermissions,
+    MotionChangeRecommendationAccessPermissions,
     WorkflowAccessPermissions,
 )
 from .exceptions import WorkflowError
@@ -697,6 +698,68 @@ class MotionVersion(RESTModelMixin, models.Model):
         return self.motion
 
 
+class MotionChangeRecommendationManager(models.Manager):
+    """
+    Customized model manager to support our get_full_queryset method.
+    """
+    def get_full_queryset(self):
+        """
+        Returns the normal queryset with all change recommendations. In the background we
+        join and prefetch all related models.
+        """
+        return self.get_queryset()
+
+
+class MotionChangeRecommendation(RESTModelMixin, models.Model):
+    """
+    A MotionChangeRecommendation object saves change recommendations for a specific MotionVersion
+    """
+
+    access_permissions = MotionChangeRecommendationAccessPermissions()
+
+    objects = MotionChangeRecommendationManager()
+
+    motion_version = models.ForeignKey(
+        MotionVersion,
+        on_delete=models.CASCADE,
+        related_name='change_recommendations')
+    """The motion version to which the change recommendation belongs."""
+
+    status = models.PositiveIntegerField(default=0)
+    """Proposed (0), Accepted (1), Rejected (2)"""
+
+    line_from = models.PositiveIntegerField()
+    """The number or the first affected line"""
+
+    line_to = models.PositiveIntegerField()
+    """The number or the last affected line (inclusive)"""
+
+    text = models.TextField(blank=True)
+    """The replacement for the section of the original text specified by version, line_from and line_to"""
+
+    author = models.ForeignKey(
+        settings.AUTH_USER_MODEL,
+        on_delete=models.SET_NULL,
+        null=True)
+    """A user object, who created this change recommendation. Optional."""
+
+    creation_time = models.DateTimeField(auto_now=True)
+    """Time when the change recommendation was saved."""
+
+    class Meta:
+        default_permissions = ()
+
+    def __str__(self):
+        """Return a string, representing this object."""
+        return "Recommendation for Version %s, line %s - %s" % (self.motion_version_id, self.line_from, self.line_to)
+
+    def get_root_rest_element(self):
+        """
+        Returns this instance, which is the root REST element.
+        """
+        return self
+
+
 class Category(RESTModelMixin, models.Model):
     """
     Model for categories of motions.

openslides/motions/serializers.py

@@ -16,6 +16,7 @@ from openslides.utils.rest_api import (
 from .models import (
     Category,
     Motion,
+    MotionChangeRecommendation,
     MotionLog,
     MotionPoll,
     MotionVersion,
@@ -228,6 +229,22 @@ class MotionVersionSerializer(ModelSerializer):
             'reason',)
 
 
+class MotionChangeRecommendationSerializer(ModelSerializer):
+    """
+    Serializer for motion.models.MotionChangeRecommendation objects.
+    """
+    class Meta:
+        model = MotionChangeRecommendation
+        fields = (
+            'id',
+            'motion_version',
+            'status',
+            'line_from',
+            'line_to',
+            'text',
+            'creation_time',)
+
+
 class MotionSerializer(ModelSerializer):
     """
     Serializer for motion.models.Motion objects.

openslides/motions/static/js/motions/base.js

@@ -142,13 +142,16 @@ angular.module('OpenSlidesApp.motions', [
 .factory('Motion', [
     'DS',
     'MotionPoll',
+    'MotionChangeRecommendation',
     'MotionComment',
     'jsDataModel',
     'gettext',
     'operator',
     'Config',
     'lineNumberingService',
-    function(DS, MotionPoll, MotionComment, jsDataModel, gettext, operator, Config, lineNumberingService) {
+    'diffService',
+    function(DS, MotionPoll, MotionChangeRecommendation, MotionComment, jsDataModel, gettext, operator, Config,
+             lineNumberingService, diffService) {
         var name = 'motions/motion';
         return DS.defineResource({
             name: name,
@@ -187,7 +190,98 @@ angular.module('OpenSlidesApp.motions', [
 
                     return lineNumberingService.insertLineNumbers(html, lineLength, highlight, callback);
                 },
-                setTextStrippingLineBreaks: function (versionId, text) {
+                getTextBetweenChangeRecommendations: function (versionId, change1, change2) {
+                    var line_from = (change1 ? change1.line_to : 1),
+                        line_to = (change2 ? change2.line_from : null);
+
+                    if (line_from > line_to) {
+                        throw 'Invalid call of getTextBetweenChangeRecommendations: change1 needs to be before change2';
+                    }
+                    if (line_from == line_to) {
+                        return '';
+                    }
+
+                    var lineLength = Config.get('motions_line_length').value,
+                        html = lineNumberingService.insertLineNumbers(this.getVersion(versionId).text, lineLength);
+
+                    var data = diffService.extractRangeByLineNumbers(html, line_from, line_to);
+
+                    html = data.outerContextStart + data.innerContextStart + data.html +
+                        data.innerContextEnd + data.outerContextEnd;
+                    html = lineNumberingService.insertLineNumbers(html, lineLength, null, null, line_from);
+
+                    return html;
+                },
+                getTextRemainderAfterLastChangeRecommendation: function(versionId, changes) {
+                    var maxLine = 0;
+                    for (var i = 0; i < changes.length; i++) {
+                        if (changes[i].line_to > maxLine) {
+                            maxLine = changes[i].line_to;
+                        }
+                    }
+
+                    var lineLength = Config.get('motions_line_length').value,
+                        html = lineNumberingService.insertLineNumbers(this.getVersion(versionId).text, lineLength);
+
+                    var data = diffService.extractRangeByLineNumbers(html, maxLine, null);
+                    html = data.outerContextStart + data.innerContextStart +
+                        data.html +
+                        data.innerContextEnd + data.outerContextEnd;
+                    html = lineNumberingService.insertLineNumbers(html, lineLength, null, null, maxLine);
+
+                    return html;
+                },
+                getTextWithChangeRecommendations: function (versionId, statusCompareCb) {
+                    var lineLength = Config.get('motions_line_length').value,
+                        html = this.getVersion(versionId).text,
+                        changes = this.getChangeRecommendations(versionId, 'DESC'),
+                        fragment;
+
+                    for (var i = 0; i < changes.length; i++) {
+                        var change = changes[i];
+                        if (statusCompareCb === undefined || statusCompareCb(change.status)) {
+                            html = lineNumberingService.insertLineNumbers(html, lineLength);
+                            fragment = diffService.htmlToFragment(html);
+                            html = diffService.replaceLines(fragment, change.text, change.line_from, change.line_to);
+                        }
+                    }
+
+                    return lineNumberingService.insertLineNumbers(html, lineLength);
+                },
+                getTextWithAcceptedChangeRecommendations: function (versionId) {
+                    return this.getTextWithChangeRecommendations(versionId, function(status) {
+                        return (status == 1);
+                    });
+                },
+                getTextByMode: function(mode, versionId) {
+                    /*
+                     * @param mode ['original', 'diff', 'changed', 'agreed']
+                     * @param versionId [if undefined, active_version will be used]
+                     */
+                    var text;
+                    switch (mode) {
+                        case 'original':
+                            text = this.getTextWithLineBreaks(versionId);
+                            break;
+                        case 'diff':
+                            var changes = this.getChangeRecommendations(versionId, 'ASC');
+                            text = '';
+                            for (var i = 0; i < changes.length; i++) {
+                                text += this.getTextBetweenChangeRecommendations(versionId, (i === 0 ? null : changes[i - 1]), changes[i]);
+                                text += changes[i].format(this, versionId);
+                            }
+                            text += this.getTextRemainderAfterLastChangeRecommendation(versionId, changes);
+                            break;
+                        case 'changed':
+                            text = this.getTextWithChangeRecommendations(versionId);
+                            break;
+                        case 'agreed':
+                            text = this.getTextWithAcceptedChangeRecommendations(versionId);
+                            break;
+                    }
+                    return text;
+                },
+                setTextStrippingLineBreaks: function (text) {
                     this.text = lineNumberingService.stripLineNumbers(text);
                 },
                 getReason: function (versionId) {
@@ -201,6 +295,24 @@ angular.module('OpenSlidesApp.motions', [
                 getSearchResultSubtitle: function () {
                     return "Motion";
                 },
+                getChangeRecommendations: function (versionId, order) {
+                    /*
+                     * Returns all change recommendations for this given version, sorted by line
+                     * @param versionId
+                     * @param order ['DESC' or 'ASC' (default)]
+                     * @returns {*}
+                     */
+                    versionId = versionId || this.active_version;
+                    order = order || 'ASC';
+                    return MotionChangeRecommendation.filter({
+                        where: {
+                            motion_version_id: versionId
+                        },
+                        orderBy: [
+                            ['line_from', order]
+                        ]
+                    });
+                },
                 isAllowed: function (action) {
                     /*
                      * Return true if the requested user is allowed to do the specific action.
@@ -392,11 +504,95 @@ angular.module('OpenSlidesApp.motions', [
     }
 ])
 
+.factory('MotionChangeRecommendation', [
+    'DS',
+    'Config',
+    'jsDataModel',
+    'diffService',
+    'lineNumberingService',
+    'gettextCatalog',
+    function (DS, Config, jsDataModel, diffService, lineNumberingService, gettextCatalog) {
+        return DS.defineResource({
+            name: 'motions/motionchangerecommendation',
+            useClass: jsDataModel,
+            methods: {
+                saveStatus: function() {
+                    this.DSSave();
+                },
+                format: function(motion, version) {
+                    var lineLength = Config.get('motions_line_length').value,
+                        html = lineNumberingService.insertLineNumbers(motion.getVersion(version).text, lineLength);
+
+                    var data = diffService.extractRangeByLineNumbers(html, this.line_from, this.line_to),
+                        oldText = data.outerContextStart + data.innerContextStart +
+                            data.html + data.innerContextEnd + data.outerContextEnd,
+                        oldTextWithBreaks = lineNumberingService.insertLineNumbersNode(oldText, lineLength, null, this.line_from),
+                        newTextWithBreaks = lineNumberingService.insertLineNumbersNode(this.text, lineLength, null, this.line_from);
+
+                    for (var i = 0; i < oldTextWithBreaks.childNodes.length; i++) {
+                        diffService.addCSSClass(oldTextWithBreaks.childNodes[i], 'delete');
+                    }
+                    for (i = 0; i < newTextWithBreaks.childNodes.length; i++) {
+                        diffService.addCSSClass(newTextWithBreaks.childNodes[i], 'insert');
+                    }
+
+                    var mergedFragment = document.createDocumentFragment(),
+                        el;
+                    while (oldTextWithBreaks.firstChild) {
+                        el = oldTextWithBreaks.firstChild;
+                        oldTextWithBreaks.removeChild(el);
+                        mergedFragment.appendChild(el);
+                    }
+                    while (newTextWithBreaks.firstChild) {
+                        el = newTextWithBreaks.firstChild;
+                        newTextWithBreaks.removeChild(el);
+                        mergedFragment.appendChild(el);
+                    }
+
+                    return diffService._serializeDom(mergedFragment);
+                },
+                getType: function(original_full_html) {
+                    var lineLength = Config.get('motions_line_length').value,
+                        html = lineNumberingService.insertLineNumbers(original_full_html, lineLength);
+
+                    var data = diffService.extractRangeByLineNumbers(html, this.line_from, this.line_to),
+                        oldText = data.outerContextStart + data.innerContextStart +
+                            data.html + data.innerContextEnd + data.outerContextEnd;
+
+                    return diffService.detectReplacementType(oldText, this.text);
+                },
+                getTitle: function(original_full_html) {
+                    var title;
+                    if (this.line_to > (this.line_from + 1)) {
+                        title = gettextCatalog.getString('%TYPE% from line %FROM% to %TO%');
+                    } else {
+                        title = gettextCatalog.getString('%TYPE% in line %FROM%');
+                    }
+                    switch (this.getType(original_full_html)) {
+                        case diffService.TYPE_INSERTION:
+                            title = title.replace('%TYPE%', gettextCatalog.getString('Insertion'));
+                            break;
+                        case diffService.TYPE_DELETION:
+                            title = title.replace('%TYPE%', gettextCatalog.getString('Deletion'));
+                            break;
+                        case diffService.TYPE_REPLACEMENT:
+                            title = title.replace('%TYPE%', gettextCatalog.getString('Replacement'));
+                            break;
+                    }
+                    title = title.replace('%FROM%', this.line_from).replace('%TO%', (this.line_to - 1));
+                    return title;
+                }
+            }
+        });
+    }
+])
+
 .run([
     'Motion',
     'Category',
     'Workflow',
-    function(Motion, Category, Workflow) {}
+    'MotionChangeRecommendation',
+    function(Motion, Category, Workflow, MotionChangeRecommendation) {}
 ])
 
 

openslides/motions/static/js/motions/diff.js

@@ -9,6 +9,9 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
         TEXT_NODE = 3,
         DOCUMENT_FRAGMENT_NODE = 11;
 
+    this.TYPE_REPLACEMENT = 0;
+    this.TYPE_INSERTION = 1;
+    this.TYPE_DELETION = 2;
 
     this.getLineNumberNode = function(fragment, lineNumber) {
         return fragment.querySelector('os-linebreak.os-line-number.line-number-' + lineNumber);
@@ -24,22 +27,91 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
         return context;
     };
 
+    // Adds elements like <OS-LINEBREAK class="os-line-number line-number-23" data-line-number="23"/>
     this._insertInternalLineMarkers = function(fragment) {
         if (fragment.querySelectorAll('OS-LINEBREAK').length > 0) {
             // Prevent duplicate calls
             return;
         }
-        var lineNumbers = fragment.querySelectorAll('span.os-line-number');
+        var lineNumbers = fragment.querySelectorAll('span.os-line-number'),
+            lineMarker, maxLineNumber;
+
         for (var i = 0; i < lineNumbers.length; i++) {
             var insertBefore = lineNumbers[i];
             while (insertBefore.parentNode.nodeType != DOCUMENT_FRAGMENT_NODE && insertBefore.parentNode.childNodes[0] == insertBefore) {
                 insertBefore = insertBefore.parentNode;
             }
-            var lineMarker = document.createElement('OS-LINEBREAK');
+            lineMarker = document.createElement('OS-LINEBREAK');
             lineMarker.setAttribute('data-line-number', lineNumbers[i].getAttribute('data-line-number'));
             lineMarker.setAttribute('class', lineNumbers[i].getAttribute('class'));
             insertBefore.parentNode.insertBefore(lineMarker, insertBefore);
+            maxLineNumber = lineNumbers[i].getAttribute('data-line-number');
         }
+
+        // Add one more "fake" line number at the end and beginning, so we can select the last line as well
+        lineMarker = document.createElement('OS-LINEBREAK');
+        lineMarker.setAttribute('data-line-number', (parseInt(maxLineNumber) + 1));
+        lineMarker.setAttribute('class', 'os-line-number line-number-' + (parseInt(maxLineNumber) + 1));
+        fragment.appendChild(lineMarker);
+
+        lineMarker = document.createElement('OS-LINEBREAK');
+        lineMarker.setAttribute('data-line-number', '0');
+        lineMarker.setAttribute('class', 'os-line-number line-number-0');
+        fragment.insertBefore(lineMarker, fragment.firstChild);
+    };
+
+    // @TODO Check if this is actually necessary
+    this._insertInternalLiNumbers = function(fragment) {
+        if (fragment.querySelectorAll('LI[os-li-number]').length > 0) {
+            // Prevent duplicate calls
+            return;
+        }
+        var ols = fragment.querySelectorAll('OL');
+        for (var i = 0; i < ols.length; i++) {
+            var ol = ols[i],
+                liNo = 0;
+            for (var j = 0; j < ol.childNodes.length; j++) {
+                if (ol.childNodes[j].nodeName == 'LI') {
+                    liNo++;
+                    ol.childNodes[j].setAttribute('os-li-number', liNo);
+                }
+            }
+        }
+    };
+
+    this._addStartToOlIfNecessary = function(node) {
+        var firstLiNo = null;
+        for (var i = 0; i < node.childNodes.length && firstLiNo === null; i++) {
+            if (node.childNode[i].nodeName == 'LI') {
+                var lineNo = node.childNode[i].getAttribute('ol-li-number');
+                if (lineNo) {
+                    firstLiNo = parseInt(lineNo);
+                }
+            }
+        }
+        if (firstLiNo > 1) {
+            node.setAttribute('start', firstLiNo);
+        }
+    };
+
+    this._isWithinNthLIOfOL = function(olNode, descendantNode) {
+        var nthLIOfOL = null;
+        while (descendantNode.parentNode) {
+            if (descendantNode.parentNode == olNode) {
+                var lisBeforeOl = 0,
+                    foundMe = false;
+                for (var i = 0; i < olNode.childNodes.length && !foundMe; i++) {
+                    if (olNode.childNodes[i] == descendantNode) {
+                        foundMe = true;
+                    } else if (olNode.childNodes[i].nodeName == 'LI') {
+                        lisBeforeOl++;
+                    }
+                }
+                nthLIOfOL = lisBeforeOl + 1;
+            }
+            descendantNode = descendantNode.parentNode;
+        }
+        return nthLIOfOL;
     };
 
    /*
@@ -85,7 +157,9 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
         var html = '<' + node.nodeName;
         for (var i = 0; i < node.attributes.length; i++) {
             var attr = node.attributes[i];
-          html += " " + attr.name + "=\"" + attr.value + "\"";
+            if (attr.name != 'os-li-number') {
+                html += ' ' + attr.name + '="' + attr.value + '"';
+            }
         }
         html += '>';
         return html;
@@ -158,7 +232,7 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
         }
         if (!found) {
             console.trace();
-            throw "Inconsistency or invalid call of this function detected";
+            throw "Inconsistency or invalid call of this function detected (to)";
         }
         return html;
     };
@@ -196,7 +270,7 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
         }
         if (!found) {
             console.trace();
-            throw "Inconsistency or invalid call of this function detected";
+            throw "Inconsistency or invalid call of this function detected (from)";
         }
         if (node.nodeType != DOCUMENT_FRAGMENT_NODE) {
             html += '</' + node.nodeName + '>';
@@ -221,6 +295,7 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
      *
      * Hint:
      * - The last line (toLine) is not included anymore, as the number refers to the line breaking element
+     * - if toLine === null, then everything from fromLine to the end of the fragment is returned
      *
      * In addition to the HTML snippet, additional information is provided regarding the most specific DOM element
      * that contains the whole section specified by the line numbers (like a P-element if only one paragraph is selected
@@ -246,11 +321,19 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
      * - followingHtmlStartSnippet: A HTML snippet that opens all HTML tags necessary to render "followingHtml"
      *
      */
-    this.extractRangeByLineNumbers = function(fragment, fromLine, toLine) {
+    this.extractRangeByLineNumbers = function(fragment, fromLine, toLine, debug) {
+        if (typeof(fragment) == 'string') {
+            fragment = this.htmlToFragment(fragment);
+        }
         this._insertInternalLineMarkers(fragment);
+        this._insertInternalLiNumbers(fragment);
+        if (toLine === null) {
+            var internalLineMarkers = fragment.querySelectorAll('OS-LINEBREAK');
+            toLine = parseInt(internalLineMarkers[internalLineMarkers.length - 1].getAttribute("data-line-number"));
+        }
 
         var fromLineNode = this.getLineNumberNode(fragment, fromLine),
-            toLineNode = this.getLineNumberNode(fragment, toLine),
+            toLineNode = (toLine ? this.getLineNumberNode(fragment, toLine) : null),
             ancestorData = this._getCommonAncestor(fromLineNode, toLineNode);
 
         var fromChildTraceRel = ancestorData.trace1,
@@ -264,7 +347,8 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
             innerContextStart = '',
             innerContextEnd = '',
             previousHtmlEndSnippet = '',
-            followingHtmlStartSnippet = '';
+            followingHtmlStartSnippet = '',
+            fakeOl;
 
 
         fromChildTraceAbs.shift();
@@ -287,10 +371,16 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
         for (var i = 0; i < fromChildTraceRel.length && !found; i++) {
             if (fromChildTraceRel[i].nodeName == 'OS-LINEBREAK') {
                 found = true;
+            } else {
+                if (fromChildTraceRel[i].nodeName == 'OL') {
+                    fakeOl = fromChildTraceRel[i].cloneNode(false);
+                    fakeOl.setAttribute('start', this._isWithinNthLIOfOL(fromChildTraceRel[i], fromLineNode));
+                    innerContextStart += this._serializeTag(fakeOl);
                 } else {
                     innerContextStart += this._serializeTag(fromChildTraceRel[i]);
                 }
             }
+        }
         found = false;
         for (i = 0; i < toChildTraceRel.length && !found; i++) {
             if (toChildTraceRel[i].nodeName == 'OS-LINEBREAK') {
@@ -317,7 +407,13 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
 
         currNode = ancestor;
         while (currNode.parentNode) {
+            if (currNode.nodeName == 'OL') {
+                fakeOl = currNode.cloneNode(false);
+                fakeOl.setAttribute('start', this._isWithinNthLIOfOL(currNode, fromLineNode));
+                outerContextStart = this._serializeTag(fakeOl) + outerContextStart;
+            } else {
                 outerContextStart = this._serializeTag(currNode) + outerContextStart;
+            }
             outerContextEnd += '</' + currNode.nodeName + '>';
             currNode = currNode.parentNode;
         }
@@ -334,9 +430,16 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
             'followingHtml': followingHtml,
             'followingHtmlStartSnippet': followingHtmlStartSnippet
         };
-
     };
 
+    /*
+     * This functions merges to arrays of nodes. The last element of nodes1 and the first element of nodes2
+     * are merged, if they are of the same type.
+     *
+     * This is done recursively until a TEMPLATE-Tag is is found, which was inserted in this.replaceLines.
+     * Using a TEMPLATE-Tag is a rather dirty hack, as it is allowed inside of any other element, including <ul>.
+     *
+     */
     this._replaceLinesMergeNodeArrays = function(nodes1, nodes2) {
         if (nodes1.length === 0) {
             return nodes2;
@@ -350,56 +453,179 @@ angular.module('OpenSlidesApp.motions.diff', ['OpenSlidesApp.motions.lineNumberi
             out.push(nodes1[i]);
         }
 
-        out.push(nodes1[nodes1.length - 1]);
+        var lastNode = nodes1[nodes1.length - 1],
-        out.push(nodes2[0]);
+            firstNode = nodes2[0];
+        if (lastNode.nodeType == TEXT_NODE && firstNode.nodeType == TEXT_NODE) {
+            var newTextNode = lastNode.ownerDocument.createTextNode(lastNode.nodeValue + firstNode.nodeValue);
+            out.push(newTextNode);
+        } else if (lastNode.nodeName == firstNode.nodeName) {
+            var newNode = lastNode.ownerDocument.createElement(lastNode.nodeName);
+            for (i = 0; i < lastNode.attributes.length; i++) {
+                var attr = lastNode.attributes[i];
+                newNode.setAttribute(attr.name, attr.value);
+            }
+
+            // Remove #text nodes inside of List elements, as they are confusing
+            var lastChildren, firstChildren;
+            if (lastNode.nodeName == 'OL' || lastNode.nodeName == 'UL') {
+                lastChildren = [];
+                firstChildren = [];
+                for (i = 0; i < firstNode.childNodes.length; i++) {
+                    if (firstNode.childNodes[i].nodeType == ELEMENT_NODE) {
+                        firstChildren.push(firstNode.childNodes[i]);
+                    }
+                }
+                for (i = 0; i < lastNode.childNodes.length; i++) {
+                    if (lastNode.childNodes[i].nodeType == ELEMENT_NODE) {
+                        lastChildren.push(lastNode.childNodes[i]);
+                    }
+                }
+            } else {
+                lastChildren = lastNode.childNodes;
+                firstChildren = firstNode.childNodes;
+            }
+
+            var children = this._replaceLinesMergeNodeArrays(lastChildren, firstChildren);
+            for (i = 0; i < children.length; i++) {
+                newNode.appendChild(children[i]);
+            }
+            out.push(newNode);
+        } else {
+            if (lastNode.nodeName != 'TEMPLATE') {
+                out.push(lastNode);
+            }
+            if (firstNode.nodeName != 'TEMPLATE') {
+                out.push(firstNode);
+            }
+        }
 
         for (i = 1; i < nodes2.length; i++) {
             out.push(nodes2[i]);
         }
 
-        /*
-        if (node1.nodeName != node2.nodeName) {
-            return null;
-        }
-        var newNode = node1.ownerDocument.createElement(node1.nodeName);
-        for (var i = 0; i < node1.attributes.length; i++) {
-            var attr = node1.attributes[i];
-            newNode.setAttribute(attr.name, attr.value);
-        }
-        return newNode;
-        */
         return out;
     };
 
+    /**
+     * @param {string} htmlOld
+     * @param {string} htmlNew
+     * @returns {number}
+     */
+    this.detectReplacementType = function (htmlOld, htmlNew) {
+        // Convert all HTML tags to uppercase, strip trailing whitespaces
+        var normalizeHtml = function(html) {
+            html = html.replace(/<[^>]+>/g, function(tag) { return tag.toUpperCase(); });
+            html = html.replace(/\s+<\/P>/gi, '</P>').replace(/\s+<\/DIV>/gi, '</DIV>').replace(/\s+<\/LI>/gi, '</LI>');
+            html = html.replace(/\s+<LI>/gi, '<LI>').replace(/<\/LI>\s+/gi, '</LI>');
+            html = html.replace(/&nbsp;/gi, ' ').replace(/\u00A0/g, ' '); // non-breaking spaces
+            return html;
+        };
+        htmlOld = normalizeHtml(htmlOld);
+        htmlNew = normalizeHtml(htmlNew);
+
+        if (htmlOld == htmlNew) {
+            return this.TYPE_REPLACEMENT;
+        }
+
+        var i, foundDiff;
+        for (i = 0, foundDiff = false; i < htmlOld.length && i < htmlNew.length && foundDiff === false; i++) {
+            if (htmlOld[i] != htmlNew[i]) {
+                foundDiff = true;
+            }
+        }
+
+        var remainderOld = htmlOld.substr(i - 1),
+            remainderNew = htmlNew.substr(i - 1),
+            type = this.TYPE_REPLACEMENT;
+
+        if (remainderOld.length > remainderNew.length) {
+            if (remainderOld.substr(remainderOld.length - remainderNew.length) == remainderNew) {
+                type = this.TYPE_DELETION;
+            }
+        } else if (remainderOld.length < remainderNew.length) {
+            if (remainderNew.substr(remainderNew.length - remainderOld.length) == remainderOld) {
+                type = this.TYPE_INSERTION;
+            }
+        }
+
+        return type;
+    };
+
     this.replaceLines = function (fragment, newHTML, fromLine, toLine) {
         var data = this.extractRangeByLineNumbers(fragment, fromLine, toLine),
-            previousHtml = data.previousHtml + data.previousHtmlEndSnippet,
+            previousHtml = data.previousHtml + '<TEMPLATE></TEMPLATE>' + data.previousHtmlEndSnippet,
             previousFragment = this.htmlToFragment(previousHtml),
-            followingHtml = data.followingHtmlStartSnippet + data.followingHtml,
+            followingHtml = data.followingHtmlStartSnippet + '<TEMPLATE></TEMPLATE>' + data.followingHtml,
+            followingFragment = this.htmlToFragment(followingHtml),
+            newFragment = this.htmlToFragment(newHTML);
+
+        var merged = this._replaceLinesMergeNodeArrays(previousFragment.childNodes, newFragment.childNodes);
+        merged = this._replaceLinesMergeNodeArrays(merged, followingFragment.childNodes);
+
+        var mergedFragment = document.createDocumentFragment();
+        for (var i = 0; i < merged.length; i++) {
+            mergedFragment.appendChild(merged[i]);
+        }
+
+        var forgottenTemplates = mergedFragment.querySelectorAll("TEMPLATE");
+        for (i = 0; i < forgottenTemplates.length; i++) {
+            var el = forgottenTemplates[i];
+            el.parentNode.removeChild(el);
+        }
+
+        return this._serializeDom(mergedFragment, true);
+    };
+
+    this.addCSSClass = function (node, className) {
+        if (node.nodeType != ELEMENT_NODE) {
+            return;
+        }
+        var classes = node.getAttribute('class');
+        classes = (classes ? classes.split(' ') : []);
+        if (classes.indexOf(className) == -1) {
+            classes.push(className);
+        }
+        node.setAttribute('class', classes);
+    };
+
+    this.addDiffMarkup = function (fragment, newHTML, fromLine, toLine, diffFormatterCb) {
+        var data = this.extractRangeByLineNumbers(fragment, fromLine, toLine),
+            previousHtml = data.previousHtml + '<TEMPLATE></TEMPLATE>' + data.previousHtmlEndSnippet,
+            previousFragment = this.htmlToFragment(previousHtml),
+            followingHtml = data.followingHtmlStartSnippet + '<TEMPLATE></TEMPLATE>' + data.followingHtml,
             followingFragment = this.htmlToFragment(followingHtml),
             newFragment = this.htmlToFragment(newHTML),
-            child;
+            oldHTML = data.outerContextStart + data.innerContextStart + data.html +
+                data.innerContextEnd + data.outerContextEnd,
+            oldFragment = this.htmlToFragment(oldHTML),
+            el;
 
-        var merged = document.createDocumentFragment();
+        var diffFragment = diffFormatterCb(oldFragment, newFragment);
 
-        while (previousFragment.children.length > 0) {
+        var mergedFragment = document.createDocumentFragment();
-            child = previousFragment.children[0];
+        while (previousFragment.firstChild) {
-            previousFragment.removeChild(child);
+            el = previousFragment.firstChild;
-            merged.appendChild(child);
+            previousFragment.removeChild(el);
+            mergedFragment.appendChild(el);
         }
-        while (newFragment.children.length > 0) {
+        while (diffFragment.firstChild) {
-            child = newFragment.children[0];
+            el = diffFragment.firstChild;
-            newFragment.removeChild(child);
+            diffFragment.removeChild(el);
-            merged.appendChild(child);
+            mergedFragment.appendChild(el);
         }
-        while (followingFragment.children.length > 0) {
+        while (followingFragment.firstChild) {
-            child = followingFragment.children[0];
+            el = followingFragment.firstChild;
-            followingFragment.removeChild(child);
+            followingFragment.removeChild(el);
-            merged.appendChild(child);
+            mergedFragment.appendChild(el);
         }
-        //var merged = this._replaceLinesAttemptMerge(lastOfPrevious, firstOfReplaced);
 
-        return this._serializeDom(merged, true);
+        var forgottenTemplates = mergedFragment.querySelectorAll("TEMPLATE");
+        for (var i = 0; i < forgottenTemplates.length; i++) {
+            el = forgottenTemplates[i];
+            el.parentNode.removeChild(el);
+        }
+
+        return this._serializeDom(mergedFragment, true);
     };
 });
 

openslides/motions/static/js/motions/linenumbering.js

@@ -76,6 +76,7 @@ angular.module('OpenSlidesApp.motions.lineNumbering', [])
      *
      * @param node
      * @param length
+     * @param highlight
      * @returns Array
      * @private
      */
@@ -89,7 +90,7 @@ angular.module('OpenSlidesApp.motions.lineNumbering', [])
         var addLine = function (text, highlight) {
             var node;
             if (typeof highlight === 'undefined') {
-                highlight = 0;
+                highlight = -1;
             }
             if (firstTextNode) {
                 if (highlight == service._currentLineNumber - 1) {
@@ -344,19 +345,23 @@ angular.module('OpenSlidesApp.motions.lineNumbering', [])
         return root.innerHTML;
     };
 
-    this.insertLineNumbersNode = function (html, lineLength, highlight) {
+    this.insertLineNumbersNode = function (html, lineLength, highlight, firstLine) {
         var root = document.createElement('div');
         root.innerHTML = html;
 
         this._currentInlineOffset = 0;
+        if (firstLine) {
+            this._currentLineNumber = firstLine;
+        } else {
             this._currentLineNumber = 1;
+        }
         this._prependLineNumberToFirstText = true;
 
         return this._insertLineNumbersToNode(root, lineLength, highlight);
     };
 
-    this.insertLineNumbers = function (html, lineLength, highlight, callback) {
+    this.insertLineNumbers = function (html, lineLength, highlight, callback, firstLine) {
-        var newRoot = this.insertLineNumbersNode(html, lineLength, highlight);
+        var newRoot = this.insertLineNumbersNode(html, lineLength, highlight, firstLine);
 
         if (callback) {
             callback();

openslides/motions/static/js/motions/motion-services.js

@@ -4,6 +4,57 @@
 
 angular.module('OpenSlidesApp.motions.motionservices', ['OpenSlidesApp.motions', 'OpenSlidesApp.motions.lineNumbering'])
 
+.factory('MotionPDFExport', [
+    'HTMLValidizer',
+    'Motion',
+    'User',
+    'PdfMakeConverter',
+    'PdfMakeDocumentProvider',
+    'MotionContentProvider',
+    'PollContentProvider',
+    'gettextCatalog',
+    '$http',
+    function (HTMLValidizer, Motion, User, PdfMakeConverter, PdfMakeDocumentProvider, MotionContentProvider,
+              PollContentProvider, gettextCatalog, $http) {
+        var obj = {};
+
+        var $scope;
+
+        obj.createMotion = function() {
+            var text = $scope.motion.getTextByMode($scope.viewChangeRecommendations.mode, $scope.version);
+            var content = HTMLValidizer.validize(text) + HTMLValidizer.validize($scope.motion.getReason($scope.version));
+            var map = Function.prototype.call.bind([].map);
+            var image_sources = map($(content).find("img"), function(element) {
+                return element.getAttribute("src");
+            });
+
+            $http.post('/core/encode_media/', JSON.stringify(image_sources)).success(function(data) {
+                var converter = PdfMakeConverter.createInstance(data.images, data.fonts, pdfMake);
+                var motionContentProvider = MotionContentProvider.createInstance(converter, $scope.motion, $scope, User, $http);
+                var documentProvider = PdfMakeDocumentProvider.createInstance(motionContentProvider, data.defaultFont);
+                var filename = gettextCatalog.getString("Motion") + "-" + $scope.motion.identifier + ".pdf";
+                pdfMake.createPdf(documentProvider.getDocument()).download(filename);
+            });
+        };
+
+        //make PDF for polls
+        obj.createPoll = function() {
+            var id = $scope.motion.identifier.replace(" ", ""),
+                title = $scope.motion.getTitle($scope.version),
+                filename = gettextCatalog.getString("Motion") + "-" + id + "-" + gettextCatalog.getString("ballot-paper") + ".pdf",
+                content = PollContentProvider.createInstance(title, id, gettextCatalog);
+
+            pdfMake.createPdf(content).download(filename);
+        };
+
+        obj.init = function (_scope) {
+            $scope = _scope;
+        };
+
+        return obj;
+    }
+])
+
 .factory('MotionInlineEditing', [
     'Editor',
     'Motion',
@@ -37,29 +88,28 @@ angular.module('OpenSlidesApp.motions.motionservices', ['OpenSlidesApp.motions',
         obj.tinymceOptions.readonly = 1;
         obj.tinymceOptions.setup = function (editor) {
             obj.editor = editor;
-            editor.on("init", function () {
+            editor.on('init', function () {
                 obj.lineBrokenText = motion.getTextWithLineBreaks($scope.version);
                 obj.editor.setContent(obj.lineBrokenText);
                 obj.originalHtml = obj.editor.getContent();
                 obj.changed = false;
             });
-            editor.on("change", function () {
+            editor.on('change', function () {
                 obj.changed = (editor.getContent() != obj.originalHtml);
             });
-            editor.on("undo", function () {
+            editor.on('undo', function () {
                 obj.changed = (editor.getContent() != obj.originalHtml);
             });
         };
 
         obj.setVersion = function (_motion, versionId) {
             motion = _motion; // If this is not updated,
-            console.log(versionId, motion.getTextWithLineBreaks(versionId));
             obj.lineBrokenText = motion.getTextWithLineBreaks(versionId);
             obj.changed = false;
             obj.active = false;
             if (obj.editor) {
                 obj.editor.setContent(obj.lineBrokenText);
-                obj.editor.setMode("readonly");
+                obj.editor.setMode('readonly');
                 obj.originalHtml = obj.editor.getContent();
             } else {
                 obj.originalHtml = obj.lineBrokenText;
@@ -67,7 +117,7 @@ angular.module('OpenSlidesApp.motions.motionservices', ['OpenSlidesApp.motions',
         };
 
         obj.enable = function () {
-            obj.editor.setMode("design");
+            obj.editor.setMode('design');
             obj.active = true;
             obj.changed = false;
 
@@ -80,7 +130,7 @@ angular.module('OpenSlidesApp.motions.motionservices', ['OpenSlidesApp.motions',
         };
 
         obj.disable = function () {
-            obj.editor.setMode("readonly");
+            obj.editor.setMode('readonly');
             obj.active = false;
             obj.changed = false;
             obj.lineBrokenText = obj.originalHtml;
@@ -89,10 +139,10 @@ angular.module('OpenSlidesApp.motions.motionservices', ['OpenSlidesApp.motions',
 
         obj.save = function () {
             if (!motion.isAllowed('update')) {
-                throw "No permission to update motion";
+                throw 'No permission to update motion';
             }
 
-            motion.setTextStrippingLineBreaks(motion.active_version, obj.editor.getContent());
+            motion.setTextStrippingLineBreaks(obj.editor.getContent());
             motion.disable_versioning = (obj.trivialChange && Config.get('motions_allow_disable_versioning').value);
 
             Motion.inject(motion);
@@ -114,6 +164,321 @@ angular.module('OpenSlidesApp.motions.motionservices', ['OpenSlidesApp.motions',
             );
         };
 
+        return obj;
+    }
+])
+
+.factory('ChangeRecommmendationCreate', [
+    'ngDialog',
+    'ChangeRecommendationForm',
+    function(ngDialog, ChangeRecommendationForm) {
+        var MODE_INACTIVE = 0,
+            MODE_SELECTING_FROM = 1,
+            MODE_SELECTING_TO = 2;
+
+        var obj = {
+            mode: MODE_INACTIVE,
+            lineFrom: 1,
+            lineTo: 2,
+            html: '',
+            reviewingHtml: ''
+        };
+
+        var $scope, motion, version;
+
+        obj._getAffectedLineNumbers = function () {
+            var changeRecommendations = motion.getChangeRecommendations(version),
+                affectedLines = [];
+            for (var i = 0; i < changeRecommendations.length; i++) {
+                var change = changeRecommendations[i];
+                for (var j = change.line_from; j < change.line_to; j++) {
+                    affectedLines.push(j);
+                }
+            }
+            return affectedLines;
+        };
+
+        obj.startCreating = function () {
+            if (obj.mode > MODE_SELECTING_FROM || !motion.isAllowed('can_manage')) {
+                return;
+            }
+
+            var $lineNumbers = $(".motion-text-original .os-line-number");
+            if ($lineNumbers.filter(".selectable").length === 0) {
+                obj.mode = MODE_SELECTING_FROM;
+                var alreadyAffectedLines = obj._getAffectedLineNumbers();
+                $lineNumbers.each(function () {
+                    var $this = $(this),
+                        lineNumber = $this.data("line-number");
+                    if (alreadyAffectedLines.indexOf(lineNumber) == -1) {
+                        $(this).addClass("selectable");
+                    }
+                });
+            }
+        };
+
+        obj.cancelCreating = function (ev) {
+            var $target = $(ev.target),
+                query = ".line-numbers-outside .os-line-number.selectable";
+            if (!$target.is(query) && $target.parents(query).length === 0) {
+                obj.mode = MODE_INACTIVE;
+                obj.lineFrom = 0;
+                obj.lineTo = 0;
+                $(".motion-text-original .os-line-number").removeClass("selected selectable");
+                obj.startCreating();
+            }
+        };
+
+        obj.setFromLine = function (line) {
+            obj.mode = MODE_SELECTING_TO;
+            obj.lineFrom = line;
+
+            var alreadyAffectedLines = obj._getAffectedLineNumbers(),
+                foundCollission = false;
+
+            $(".motion-text-original .os-line-number").each(function () {
+
+                var $this = $(this);
+                if ($this.data("line-number") >= line && !foundCollission) {
+                    if (alreadyAffectedLines.indexOf($this.data("line-number")) == -1) {
+                        $(this).addClass("selectable");
+                    } else {
+                        $(this).removeClass("selectable");
+                        foundCollission = true;
+                    }
+                } else {
+                    $(this).removeClass("selectable");
+                }
+            });
+        };
+
+        obj.setToLine = function (line) {
+            if (line < obj.lineFrom) {
+                return;
+            }
+            obj.mode = MODE_INACTIVE;
+            obj.lineTo = line + 1;
+            ngDialog.open(ChangeRecommendationForm.getCreateDialog(
+                motion,
+                version,
+                obj.lineFrom,
+                obj.lineTo
+            ));
+
+            obj.lineFrom = 0;
+            obj.lineTo = 0;
+            $(".motion-text-original .os-line-number").removeClass("selected selectable");
+            obj.startCreating();
+        };
+
+        obj.lineClicked = function (ev) {
+            if (obj.mode == MODE_INACTIVE) {
+                return;
+            }
+            if (obj.mode == MODE_SELECTING_FROM) {
+                obj.setFromLine($(ev.target).data("line-number"));
+                $(ev.target).addClass("selected");
+            } else if (obj.mode == MODE_SELECTING_TO) {
+                obj.setToLine($(ev.target).data("line-number"));
+            }
+        };
+
+        obj.mouseOver = function (ev) {
+            if (obj.mode != MODE_SELECTING_TO) {
+                return;
+            }
+            var hoverLine = $(ev.target).data("line-number");
+            $(".motion-text-original .os-line-number").each(function () {
+                var line = $(this).data("line-number");
+                if (line >= obj.lineFrom && line <= hoverLine) {
+                    $(this).addClass("selected");
+                } else {
+                    $(this).removeClass("selected");
+                }
+            });
+        };
+
+        obj.setVersion = function (_motion, _version) {
+            motion = _motion;
+            version = _version;
+        };
+
+        obj.init = function (_scope, _motion) {
+            $scope = _scope;
+            motion = _motion;
+            version = $scope.version;
+
+            var $content = $("#content");
+            $content.on("click", ".line-numbers-outside .os-line-number.selectable", obj.lineClicked);
+            $content.on("click", obj.cancelCreating);
+            $content.on("mouseover", ".line-numbers-outside .os-line-number.selectable", obj.mouseOver);
+            $content.on("mouseover", ".motion-text-original", obj.startCreating);
+
+            $scope.$on("$destroy", function () {
+                obj.destroy();
+            });
+        };
+
+        obj.destroy = function () {
+            var $content = $("#content");
+            $content.off("click", ".line-numbers-outside .os-line-number.selectable", obj.lineClicked);
+            $content.off("click", obj.cancelCreating);
+            $content.off("mouseover", ".line-numbers-outside .os-line-number.selectable", obj.mouseOver);
+            $content.off("mouseover", ".motion-text-original", obj.startCreating);
+        };
+
+        return obj;
+    }
+])
+
+.factory('ChangeRecommmendationView', [
+    'Motion',
+    'MotionChangeRecommendation',
+    'Config',
+    'lineNumberingService',
+    'diffService',
+    '$interval',
+    '$timeout',
+    function (Motion, MotionChangeRecommendation, Config, lineNumberingService, diffService, $interval, $timeout) {
+        var $scope;
+
+        var obj = {
+            mode: 'original'
+        };
+
+        obj.diffFormatterCb = function (change, oldFragment, newFragment) {
+            for (var i = 0; i < oldFragment.childNodes.length; i++) {
+                diffService.addCSSClass(oldFragment.childNodes[i], 'delete');
+            }
+            for (i = 0; i < newFragment.childNodes.length; i++) {
+                diffService.addCSSClass(newFragment.childNodes[i], 'insert');
+            }
+            var mergedFragment = document.createDocumentFragment(),
+                diffSection = document.createElement('SECTION'),
+                el;
+
+            mergedFragment.appendChild(diffSection);
+            diffSection.setAttribute('class', 'diff');
+            diffSection.setAttribute('data-change-id', change.id);
+
+            while (oldFragment.firstChild) {
+                el = oldFragment.firstChild;
+                oldFragment.removeChild(el);
+                diffSection.appendChild(el);
+            }
+            while (newFragment.firstChild) {
+                el = newFragment.firstChild;
+                newFragment.removeChild(el);
+                diffSection.appendChild(el);
+            }
+
+            return mergedFragment;
+        };
+
+        obj.delete = function (changeId) {
+            MotionChangeRecommendation.destroy(changeId);
+        };
+
+        obj.repositionOriginalAnnotations = function () {
+            var $changeRecommendationList = $('.change-recommendation-list'),
+                $lineNumberReference = $('.motion-text-original');
+
+            $changeRecommendationList.children().each(function() {
+                var $this = $(this),
+                    lineFrom = $this.data('line-from'),
+                    lineTo = ($this.data('line-to') - 1),
+                    $lineFrom = $lineNumberReference.find('.line-number-' + lineFrom),
+                    $lineTo = $lineNumberReference.find('.line-number-' + lineTo),
+                    fromTop = $lineFrom.position().top + 3,
+                    toTop = $lineTo.position().top + 20,
+                    height = (toTop - fromTop);
+
+                if (height < 10) {
+                    height = 10;
+                }
+
+                // $lineFrom.position().top seems to depend on the scrolling position when the line numbers
+                // have position: absolute. Maybe a bug in the used version of jQuery?
+                // This cancels the effect.
+                /*
+                if ($lineNumberReference.hasClass('line-numbers-outside')) {
+                    fromTop += window.scrollY;
+                }
+                */
+
+                $this.css({ 'top': fromTop, 'height': height });
+            });
+        };
+
+        obj.newVersionIncludingChanges = function (motion, version, includeProposed) {
+            if (!motion.isAllowed('update')) {
+                throw 'No permission to update motion';
+            }
+
+            var newHtml = (
+                includeProposed ?
+                motion.getTextWithoutRejectedChangeRecommendations(version) :
+                motion.getTextWithAcceptedChangeRecommendations(version)
+            );
+
+            motion.setTextStrippingLineBreaks(newHtml);
+
+            Motion.inject(motion);
+            // save change motion object on server
+            Motion.save(motion, {method: 'PATCH'}).then(
+                function (success) {
+                    $scope.showVersion(motion.getVersion(-1));
+                },
+                function (error) {
+                    // save error: revert all changes by restore
+                    // (refresh) original motion object from server
+                    Motion.refresh(motion);
+                    var message = '';
+                    for (var e in error.data) {
+                        message += e + ': ' + error.data[e] + ' ';
+                    }
+                    $scope.alert = {type: 'danger', msg: message, show: true};
+                }
+            );
+        };
+
+        obj.scrollToDiffBox = function (changeId) {
+            obj.mode = 'diff';
+            $timeout(function() {
+                var $diffBox = $('.diff-box-' + changeId);
+                $('html, body').animate({
+                    scrollTop: $diffBox.offset().top - 50
+                }, 300);
+            }, 0, false);
+        };
+
+        obj.init = function (_scope) {
+            $scope = _scope;
+            $scope.$evalAsync(function() {
+                obj.repositionOriginalAnnotations();
+            });
+            $scope.$watch(function() {
+                return $('.change-recommendation-list').children().length;
+            }, obj.repositionOriginalAnnotations);
+
+            var sizeCheckerLastSize = null,
+                sizeCheckerLastClass = null,
+                sizeChecker = $interval(function() {
+                    var $holder = $(".motion-text-original"),
+                        newHeight = $holder.height(),
+                        classes = $holder.attr("class");
+                    if (newHeight != sizeCheckerLastSize || sizeCheckerLastClass != classes) {
+                        sizeCheckerLastSize = newHeight;
+                        sizeCheckerLastClass = classes;
+                        obj.repositionOriginalAnnotations();
+                    }
+                }, 100, 0, false);
+
+            $scope.$on('$destroy', function() {
+                $interval.cancel(sizeChecker);
+            });
+        };
+
         return obj;
     }
 ]);

openslides/motions/static/js/motions/pdf.js

@@ -27,7 +27,8 @@ angular.module('OpenSlidesApp.motions.pdf', ['OpenSlidesApp.core.pdf'])
                 * other project that might want to use this HTML to PDF parser.
                 * https://github.com/OpenSlides/OpenSlides/issues/2361
                 */
-                return converter.convertHTML(motion.getTextWithLineBreaks($scope.version), $scope);
+                var text = motion.getTextByMode($scope.viewChangeRecommendations.mode, $scope.version);
+                return converter.convertHTML(text, $scope);
             } else {
                 return converter.convertHTML(motion.getText($scope.version), $scope);
             }

openslides/motions/static/js/motions/site.js

@@ -104,6 +104,9 @@ angular.module('OpenSlidesApp.motions.site', [
                     },
                     tags: function(Tag) {
                         return Tag.findAll();
+                    },
+                    change_recommendations: function(MotionChangeRecommendation, motion) {
+                        return MotionChangeRecommendation.findAll({'where': {'motion_version_id': {'==': motion.active_version}}});
                     }
                 }
             })
@@ -207,6 +210,93 @@ angular.module('OpenSlidesApp.motions.site', [
     }
 ])
 
+.factory('ChangeRecommendationForm', [
+    'gettextCatalog',
+    'Editor',
+    'Config',
+    function(gettextCatalog, Editor, Config) {
+        return {
+            // ngDialog for motion form
+            getCreateDialog: function (motion, version, lineFrom, lineTo) {
+                return {
+                    template: 'static/templates/motions/change-recommendation-form.html',
+                    controller: 'ChangeRecommendationCreateCtrl',
+                    className: 'ngdialog-theme-default wide-form',
+                    closeByEscape: false,
+                    closeByDocument: false,
+                    resolve: {
+                        motion: function() {
+                            return motion;
+                        },
+                        version: function() {
+                            return version;
+                        },
+                        lineFrom: function() {
+                            return lineFrom;
+                        },
+                        lineTo: function() {
+                            return lineTo;
+                        }
+                    }
+                };
+            },
+            // angular-formly fields for motion form
+            getFormFields: function (line_from, line_to) {
+                return [
+                    {
+                        key: 'identifier',
+                        type: 'input',
+                        templateOptions: {
+                            label: gettextCatalog.getString('Identifier')
+                        },
+                        hide: true
+                    },
+                    {
+                        key: 'motion_version_id',
+                        type: 'input',
+                        templateOptions: {
+                            label: gettextCatalog.getString('Motion')
+                        },
+                        hide: true
+                    },
+                    {
+                        key: 'line_from',
+                        type: 'input',
+                        templateOptions: {
+                            label: gettextCatalog.getString('From Line')
+                        },
+                        hide: true
+                    },
+                    {
+                        key: 'line_to',
+                        type: 'input',
+                        templateOptions: {
+                            label: gettextCatalog.getString('To Line')
+                        },
+                        hide: true
+                    },
+                    {
+                        key: 'text',
+                        type: 'editor',
+                        templateOptions: {
+                            label: (
+                                line_from == line_to - 1 ?
+                                gettextCatalog.getString('Text in line %from%').replace(/%from%/, line_from) :
+                                gettextCatalog.getString('Text from line %from% to %to%')
+                                  .replace(/%from%/, line_from).replace(/%to%/, line_to - 1)
+                            ),
+                            required: false
+                        },
+                        data: {
+                            tinymceOption: Editor.getOptions()
+                        }
+                    }
+                ];
+            }
+        };
+    }
+])
+
 // Service for generic motion form (create and update)
 .factory('MotionForm', [
     'gettextCatalog',
@@ -818,6 +908,10 @@ angular.module('OpenSlidesApp.motions.site', [
     'operator',
     'ngDialog',
     'MotionForm',
+    'ChangeRecommmendationCreate',
+    'ChangeRecommmendationView',
+    'MotionChangeRecommendation',
+    'MotionPDFExport',
     'Motion',
     'Category',
     'Mediafile',
@@ -826,24 +920,21 @@ angular.module('OpenSlidesApp.motions.site', [
     'Workflow',
     'Config',
     'motion',
-    'MotionContentProvider',
-    'PollContentProvider',
-    'PdfMakeConverter',
-    'PdfMakeDocumentProvider',
     'MotionInlineEditing',
     'gettextCatalog',
     'Projector',
-    'HTMLValidizer',
     'ProjectionDefault',
-    function($scope, $http, operator, ngDialog, MotionForm, Motion, Category, Mediafile, Tag, User, Workflow, Config,
+    function($scope, $http, operator, ngDialog, MotionForm,
-             motion, MotionContentProvider, PollContentProvider, PdfMakeConverter, PdfMakeDocumentProvider,
+             ChangeRecommmendationCreate, ChangeRecommmendationView, MotionChangeRecommendation, MotionPDFExport,
-             MotionInlineEditing, gettextCatalog, Projector, HTMLValidizer, ProjectionDefault) {
+             Motion, Category, Mediafile, Tag, User, Workflow, Config, motion, MotionInlineEditing, gettextCatalog,
+             Projector, ProjectionDefault) {
         Motion.bindOne(motion.id, $scope, 'motion');
         Category.bindAll({}, $scope, 'categories');
         Mediafile.bindAll({}, $scope, 'mediafiles');
         Tag.bindAll({}, $scope, 'tags');
         User.bindAll({}, $scope, 'users');
         Workflow.bindAll({}, $scope, 'workflows');
+        MotionChangeRecommendation.bindAll({'where': {'motion_version_id': {'==': motion.active_version}}}, $scope, 'change_recommendations');
         Motion.loadRelations(motion, 'agenda_item');
         $scope.$watch(function () {
             return Projector.lastModified();
@@ -853,7 +944,12 @@ angular.module('OpenSlidesApp.motions.site', [
         $scope.version = motion.active_version;
         $scope.isCollapsed = true;
         $scope.commentsFields = Config.get('motions_comments').value;
+
         $scope.lineNumberMode = Config.get('motions_default_line_numbering').value;
+        $scope.setLineNumberMode = function(mode) {
+            $scope.lineNumberMode = mode;
+        };
+
         if (motion.parent_id) {
             Motion.bindOne(motion.parent_id, $scope, 'parent');
         }
@@ -891,32 +987,6 @@ angular.module('OpenSlidesApp.motions.site', [
             setHighlightOnProjector($scope.linesForProjector ? $scope.highlight : 0);
         };
 
-        $scope.makePDF = function() {
-            var content = HTMLValidizer.validize(motion.getText($scope.version)) + HTMLValidizer.validize(motion.getReason($scope.version));
-            var map = Function.prototype.call.bind([].map);
-            var image_sources = map($(content).find("img"), function(element) {
-                return element.getAttribute("src");
-            });
-
-            $http.post('/core/encode_media/', JSON.stringify(image_sources)).success(function(data) {
-                var converter = PdfMakeConverter.createInstance(data.images, data.fonts, pdfMake);
-                var motionContentProvider = MotionContentProvider.createInstance(converter, motion, $scope, User, $http);
-                var documentProvider = PdfMakeDocumentProvider.createInstance(motionContentProvider, data.defaultFont);
-                var filename = gettextCatalog.getString("Motion") + "-" + motion.identifier + ".pdf";
-                pdfMake.createPdf(documentProvider.getDocument()).download(filename);
-            });
-
-        };
-
-        //make PDF for polls
-        $scope.makePollPDF = function() {
-            var id = motion.identifier.replace(" ", ""),
-                title = motion.getTitle($scope.version),
-                filename = gettextCatalog.getString("Motion") + "-" + id + "-" + gettextCatalog.getString("ballot-paper") + ".pdf",
-                content = PollContentProvider.createInstance(title, id, gettextCatalog);
-            pdfMake.createPdf(content).download(filename);
-        };
-
         // open edit dialog
         $scope.openDialog = function (motion) {
             if ($scope.inlineEditing.active) {
@@ -987,6 +1057,7 @@ angular.module('OpenSlidesApp.motions.site', [
         $scope.showVersion = function (version) {
             $scope.version = version.id;
             $scope.inlineEditing.setVersion(motion, version.id);
+            $scope.createChangeRecommendation.setVersion(motion, version.id);
         };
         // permit specific version
         $scope.permitVersion = function (version) {
@@ -1022,6 +1093,59 @@ angular.module('OpenSlidesApp.motions.site', [
         // Inline editing functions
         $scope.inlineEditing = MotionInlineEditing;
         $scope.inlineEditing.init($scope, motion);
+
+        // Change recommendation creation functions
+        $scope.createChangeRecommendation = ChangeRecommmendationCreate;
+        $scope.createChangeRecommendation.init($scope, motion);
+
+        // Change recommendation viewing
+        $scope.viewChangeRecommendations = ChangeRecommmendationView;
+        $scope.viewChangeRecommendations.init($scope);
+
+        // PDF creating functions
+        $scope.pdfExport = MotionPDFExport;
+        $scope.pdfExport.init($scope);
+    }
+])
+
+.controller('ChangeRecommendationCreateCtrl', [
+    '$scope',
+    'Motion',
+    'MotionChangeRecommendation',
+    'ChangeRecommendationForm',
+    'Config',
+    'diffService',
+    'motion',
+    'version',
+    'lineFrom',
+    'lineTo',
+    function($scope, Motion, MotionChangeRecommendation, ChangeRecommendationForm, Config, diffService, motion,
+             version, lineFrom, lineTo) {
+        $scope.alert = {};
+
+        var html = motion.getTextWithLineBreaks(version),
+            fragment = diffService.htmlToFragment(html),
+            lineData = diffService.extractRangeByLineNumbers(fragment, lineFrom, lineTo);
+
+        $scope.model = {
+            text: lineData.outerContextStart + lineData.innerContextStart +
+                lineData.html + lineData.innerContextEnd + lineData.outerContextEnd,
+            line_from: lineFrom,
+            line_to: lineTo,
+            motion_version_id: version,
+            type: 0
+        };
+
+        // get all form fields
+        $scope.formFields = ChangeRecommendationForm.getFormFields(lineFrom, lineTo);
+        // save motion
+        $scope.save = function (motion) {
+            MotionChangeRecommendation.create(motion).then(
+                function(success) {
+                    $scope.closeThisDialog();
+                }
+            );
+        };
     }
 ])
 

openslides/motions/static/templates/motions/change-recommendation-form.html

@@ -0,0 +1,17 @@
+<h1 ng-if="model.id" translate>Edit change recommendation</h1>
+<h1 ng-if="!model.id" translate>New change recommendation</h1>
+
+<uib-alert ng-show="alert.show" type="{{ alert.type }}" ng-click="alert={}" close="alert={}">
+  {{ alert.msg }}
+</uib-alert>
+
+<form name="changeRecommendationForm" ng-submit="save(model)">
+  <formly-form model="model" fields="formFields">
+    <button type="submit" ng-disabled="changeRecommendation.$invalid" class="btn btn-primary" translate>
+      Save
+    </button>
+    <button ng-click="closeThisDialog()" class="btn btn-default" translate>
+      Cancel
+    </button>
+  </formly-form>
+</form>

openslides/motions/static/templates/motions/motion-detail.html

@@ -21,7 +21,7 @@
         <i class="fa fa-pencil"></i>
       </a>
       <!-- pdf -->
-      <a ng-click="makePDF()" class="btn btn-default btn-sm">
+      <a ng-click="pdfExport.createMotion()" class="btn btn-default btn-sm">
         <i class="fa fa-file-pdf-o fa-lg"></i>
         <translate>PDF</translate>
       </a>
@@ -182,7 +182,7 @@
               </button>
 
               <!-- Print poll PDF -->
-              <a os-perms="motions.can_manage" ng-click="makePollPDF()" class="btn btn-default btn-xs"
+              <a os-perms="motions.can_manage" ng-click="pdfExport.createPoll()" class="btn btn-default btn-xs"
                   title="{{ 'Print ballot paper' | translate }}">
                 <i class="fa fa-file-pdf-o"></i>
               </a>
@@ -289,94 +289,48 @@
 
 <div class="details">
   <div class="row">
-  <div class="linenumber-toolbar">
-    <!-- inline editing -->
-    <div class="pull-right inline-editing-activator"
-         ng-if="motion.isAllowed('update') && version == motion.getVersion(-1).id">
-      <button ng-if="!inlineEditing.active" ng-click="inlineEditing.enable()" class="btn btn-sm btn-default">
-        <i class="fa fa-pencil-square-o"></i>
-        <translate>Inline editing</translate>
-      </button>
-      <button ng-if="inlineEditing.active" ng-click="inlineEditing.disable()" class="btn btn-sm btn-default">
-        <i class="fa fa-times-circle"></i>
-        <translate>Inline editing</translate>
-      </button>
-    </div>
 
-    <!-- line number mode -->
+    <!-- Motion toolbar -->
-    <div class="line-number-setter {{ lineNumberMode }}">
+    <ng-include src="'static/templates/motions/motion-detail/toolbar.html'"></ng-include>
-      <span class="btn-group" data-toggle="buttons">
-        <div class="btn btn-sm btn-default disabled">
-          <i class="fa fa-list-ol" aria-hidden="true"></i>
-          <translate>Line numbering</translate>:
-        </div>
-        <label class="btn btn-sm btn-default" ng-class="{active: (lineNumberMode == 'none')}"
-               ng-click="lineNumberMode = 'none';">
-          <input type="radio" name="lineNumberMode" value="none" ng-model="lineNumberMode"
-                 ng-checked="lineNumberMode == 'none'">
-          <translate>none</translate>
-        </label>
-        <label class="btn btn-sm btn-default" ng-class="{active: (lineNumberMode == 'inline')}"
-               ng-click="lineNumberMode = 'inline'">
-          <input type="radio" name="lineNumberMode" value="inline" ng-model="lineNumberMode"
-                 ng-checked="lineNumberMode == 'inline'">
-          <translate>inline</translate>
-        </label>
-        <label class="btn btn-sm btn-default" ng-class="{active: (lineNumberMode == 'outside')}"
-               ng-click="lineNumberMode = 'outside'">
-          <input type="radio" name="lineNumberMode" value="outside" ng-model="lineNumberMode"
-                 ng-checked="lineNumberMode == 'outside'">
-          <translate>outside</translate>
-        </label>
-      </span>
-
-      <!-- go to line number -->
-      <span>
-        <form class="input-group" style="max-width: 220px;" ng-if="lineNumberMode != 'none'" ng-submit="scrollToAndHighlight(gotoLinenumber)">
-          <input type="number" class="form-control input-sm" ng-model="gotoLinenumber" placeholder="{{ 'Line' | translate }}"></input>
-          <span class="input-group-btn">
-            <button type="button" class="btn btn-sm btn-default btn-slim" ng-show="gotoLinenumber"
-              ng-click="gotoLinenumber = ''; scrollToAndHighlight(0);">
-              <i class="fa fa-times text-danger"></i>
-            </button>
-            <button type="submit" class="btn btn-sm btn-default">
-              <i class="fa fa-share"></i>
-              <translate>go</translate>
-            </button>
-            <button type="button" class="btn btn-sm btn-default" os-perms="core.can_manage_projector"
-              ng-show="lineNumberMode != 'none' && motion.isProjected()" ng-click="toggleLinesForProjector()"
-              uib-tooltip="{{ 'Show highlighted line also on projector.' | translate }}">
-              <i class="fa" ng-class="linesForProjector ? 'fa-check-square-o' : 'fa-square-o'"></i>&nbsp;
-              <i class="fa fa-video-camera"></i>
-            </button>
-          </span>
-        </form>
-      </span>
-    </div>
-  </div>
 
     <div ng-class="{'col-sm-8': (lineNumberMode != 'outside'), 'col-sm-12': (lineNumberMode == 'outside')}">
+      <div class="motion-text-holder">
 
-      <div ng-if="motion.isAllowed('update') && version == motion.getVersion(-1).id">
+        <!-- Original view -->
-        <div ng-show="inlineEditing.active">
+        <ng-include src="'static/templates/motions/motion-detail/view-original.html'"></ng-include>
-          <div ui-tinymce="inlineEditing.tinymceOptions" ng-model="inlineEditing.lineBrokenText"
-            class="motion-text line-numbers-{{ lineNumberMode }}"></div>
-        </div>
-        <div ng-show="!inlineEditing.active" ng-bind-html="motion.getTextWithLineBreaks(version, highlight) | trusted"
-           class="motion-text line-numbers-{{ lineNumberMode }}"></div>
 
-        <div class="motion-save-toolbar" ng-class="{ 'visible': (inlineEditing.changed && inlineEditing.active) }">
+        <!-- Diff View -->
-          <div class="changed-hint" translate>The text has been changed.</div>
+        <ng-include src="'static/templates/motions/motion-detail/view-diff.html'"></ng-include>
-          <button type="button" ng-click="inlineEditing.save()" class="btn btn-primary">Save</button>
+
-          <label ng-if="motion.state.versioning && config('motions_allow_disable_versioning')">
+        <!-- Changed View -->
-            <input type="checkbox" ng-model="inlineEditing.trivialChange" value="1">
+        <div ng-if="viewChangeRecommendations.mode == 'changed'">
-            <span translate>Trivial change</span>
+          <div ng-bind-html="motion.getTextWithChangeRecommendations(version) | trusted"
-          </label>
+               class="motion-text motion-text-changed line-numbers-{{ lineNumberMode }}"></div>
+
+          <div style="text-align: right;" ng-if="motion.state.versioning && (change_recommendations | filter:{motion_version_id:version}:true).length > 0">
+            <button class="btn btn-default"
+                    ng-bootbox-confirm="{{ 'Do you want to create a new version of this motion based on this changes?' | translate }}"
+                    ng-bootbox-confirm-action="viewChangeRecommendations.newVersionIncludingChanges(motion, version, true)">
+              <i class="fa fa-file-text"></i>
+              <translate>New version on these changes</translate>
+            </button>
+          </div>
+        </div>
+
+        <!-- Agreed View -->
+        <div ng-if="viewChangeRecommendations.mode == 'agreed'">
+          <div ng-bind-html="motion.getTextWithAcceptedChangeRecommendations(version) | trusted"
+               class="motion-text motion-text-changed line-numbers-{{ lineNumberMode }}"></div>
+
+          <div style="text-align: right;" ng-if="motion.state.versioning && (change_recommendations | filter:{motion_version_id:version}:true).length > 0">
+            <button class="btn btn-default"
+                    ng-bootbox-confirm="{{ 'Do you want to create a new version of this motion based on this changes?' | translate }}"
+                    ng-bootbox-confirm-action="viewChangeRecommendations.newVersionIncludingChanges(motion, version, false)">
+              <i class="fa fa-file-text"></i>
+              <translate>New version on these changes</translate>
+            </button>
           </div>
         </div>
-      <div ng-if="!(motion.isAllowed('update') && version == motion.getVersion(-1).id)">
-        <div ng-bind-html="motion.getTextWithLineBreaks(version, highlight) | trusted"
-           class="motion-text line-numbers-{{ lineNumberMode }}"></div>
       </div>
 
       <!-- reason -->

openslides/motions/static/templates/motions/motion-detail/change-summary.html

@@ -0,0 +1,30 @@
+<!-- A summary of all changes -->
+<section class="change-recommendation-overview">
+    <h2>
+        <translate>Change recommendation summary</translate>
+    </h2>
+    <ul ng-if="change_recommendations.length > 0">
+        <li ng-repeat="change in (changes = (change_recommendations | filter:{motion_version_id:version}:true | orderBy: 'line_from')) "
+            ng-click="viewChangeRecommendations.scrollToDiffBox(change.id)">
+            <span ng-if="change.line_from >= change.line_to - 1" class="line-number">
+                Line {{ change.line_from }}:
+            </span>
+            <span ng-if="change.line_from < change.line_to - 1" class="line-number">
+                Line {{ change.line_from }} - {{ change.line_to - 1 }}:
+            </span>
+            <span class="operation">
+                <translate ng-if="change.getType(motion.getVersion(version).text) == 0">Replacement</translate>
+                <translate ng-if="change.getType(motion.getVersion(version).text) == 1">Insertion</translate>
+                <translate ng-if="change.getType(motion.getVersion(version).text) == 2">Deletion</translate>
+            </span>
+            <span class="status">
+                <translate ng-if="change.status == 0">Suggested</translate>
+                <translate ng-if="change.status == 1">Accepted</translate>
+                <translate ng-if="change.status == 2">Rejected</translate>
+            </span>
+        </li>
+    </ul>
+    <div ng-if="change_recommendations.length == 0" class="no-changes">
+        <translate>No change recommendations yet</translate>
+    </div>
+</section>

openslides/motions/static/templates/motions/motion-detail/toolbar.html

@@ -0,0 +1,116 @@
+<div class="motion-toolbar">
+    <!-- inline editing -->
+    <div class="pull-right inline-editing-activator"
+         ng-if="motion.isAllowed('update') && version == motion.getVersion(-1).id && viewChangeRecommendations.mode == 'original'">
+        <button ng-if="!inlineEditing.active && change_recommendations.length == 0" ng-click="inlineEditing.enable()"
+                class="btn btn-sm btn-default">
+            <i class="fa fa-pencil-square-o"></i>
+            <translate>Inline editing</translate>
+        </button>
+        <button ng-if="inlineEditing.active && change_recommendations.length == 0" ng-click="inlineEditing.disable()"
+                class="btn btn-sm btn-default">
+            <i class="fa fa-times-circle"></i>
+            <translate>Inline editing</translate>
+        </button>
+        <button ng-if="change_recommendations.length > 0" class="btn btn-sm btn-default" disabled
+                title="{{ 'Editing the text is not possible anymore once there are change recommendations.' | translate }}">
+            <i class="fa fa-pencil-square-o"></i>
+            <translate>Inline editing</translate>
+        </button>
+    </div>
+
+    <div class="toolbar-left {{ lineNumberMode }}">
+
+        <!-- line number mode -->
+        <div class="btn-group" data-toggle="buttons">
+            <span class="btn btn-sm btn-default disabled">
+                <i class="fa fa-list-ol" aria-hidden="true"></i>
+                <translate>Line numbering</translate>:
+            </span>
+            <label class="btn btn-sm btn-default" ng-class="{active: (lineNumberMode == 'none')}"
+                   ng-click="setLineNumberMode('none')">
+                <input type="radio" name="lineNumberMode" value="none" ng-model="lineNumberMode"
+                       ng-checked="lineNumberMode == 'none'">
+                <translate>none</translate>
+            </label>
+            <label class="btn btn-sm btn-default" ng-class="{active: (lineNumberMode == 'inline')}"
+                   ng-click="setLineNumberMode('inline')">
+                <input type="radio" name="lineNumberMode" value="inline" ng-model="lineNumberMode"
+                       ng-checked="lineNumberMode == 'inline'">
+                <translate>inline</translate>
+            </label>
+            <label class="btn btn-sm btn-default" ng-class="{active: (lineNumberMode == 'outside')}"
+                   ng-click="setLineNumberMode('outside')">
+                <input type="radio" name="lineNumberMode" value="outside" ng-model="lineNumberMode"
+                       ng-checked="lineNumberMode == 'outside'">
+                <translate>outside</translate>
+            </label>
+        </div>
+
+        <!-- go to line number -->
+        <div class="goto-line-number">
+            <form class="input-group" ng-if="viewChangeRecommendations.mode == 'original' && lineNumberMode != 'none'"
+                  ng-submit="scrollToAndHighlight(gotoLinenumber)">
+                <input type="number" class="form-control input-sm" ng-model="gotoLinenumber"
+                       placeholder="{{ 'Line' | translate }}"/>
+                <div class="input-group-btn">
+                    <button type="button" class="btn btn-sm btn-default btn-slim" ng-show="gotoLinenumber"
+                            ng-click="gotoLinenumber = ''; scrollToAndHighlight(0);">
+                        <i class="fa fa-times text-danger"></i>
+                    </button>
+                    <button type="submit" class="btn btn-sm btn-default">
+                        <i class="fa fa-share"></i>
+                        <translate>go</translate>
+                    </button>
+                    <button type="button" class="btn btn-sm btn-default" os-perms="core.can_manage_projector"
+                            ng-show="lineNumberMode != 'none' && motion.isProjected()"
+                            ng-click="toggleLinesForProjector()"
+                            uib-tooltip="{{ 'Show highlighted line also on projector.' | translate }}">
+                        <i class="fa" ng-class="linesForProjector ? 'fa-check-square-o' : 'fa-square-o'"></i>&nbsp;
+                        <i class="fa fa-video-camera"></i>
+                    </button>
+                </div>
+            </form>
+        </div>
+    </div>
+</div>
+
+<!-- View Modes (Original, Diff, Changed) -->
+<div class="motion-toolbar" ng-if="change_recommendations.length > 0">
+    <div class="toolbar-left">
+        <div class="btn-group" data-toggle="buttons">
+            <span class="btn btn-sm btn-default disabled">
+                <i class="fa fa-edit" aria-hidden="true"></i>
+                <translate>Change recommendations</translate>:
+            </span>
+            <label class="btn btn-sm btn-default" ng-class="{active: (viewChangeRecommendations.mode == 'original')}"
+                   ng-click="viewChangeRecommendations.mode = 'original';">
+                <input type="radio" name="viewChangeRecommendations.mode" value="none"
+                       ng-model="viewChangeRecommendations.mode"
+                       ng-checked="viewChangeRecommendations.mode == 'original'">
+                <translate>Original</translate>
+
+            </label>
+            <label class="btn btn-sm btn-default" ng-class="{active: (viewChangeRecommendations.mode == 'changed')}"
+                   ng-click="viewChangeRecommendations.mode = 'changed'">
+                <input type="radio" name="viewChangeRecommendations.mode" value="changed"
+                       ng-model="viewChangeRecommendations.mode"
+                       ng-checked="viewChangeRecommendations.mode == 'changed'">
+                <translate>Changed</translate>
+            </label>
+            <label class="btn btn-sm btn-default" ng-class="{active: (viewChangeRecommendations.mode == 'diff')}"
+                   ng-click="viewChangeRecommendations.mode = 'diff'">
+                <input type="radio" name="viewChangeRecommendations.mode" value="diff" ng-model="lineNumberMode"
+                       ng-checked="viewChangeRecommendations.mode == 'diff'">
+                <translate>Diff</translate>
+            </label>
+            <label class="btn btn-sm btn-default" ng-class="{active: (viewChangeRecommendations.mode == 'agreed')}"
+                   ng-click="viewChangeRecommendations.mode = 'agreed'">
+                <input type="radio" name="viewChangeRecommendations.mode" value="agreed"
+                       ng-model="viewChangeRecommendations.mode"
+                       ng-checked="viewChangeRecommendations.mode == 'agreed'">
+                <translate>Agreed</translate>
+            </label>
+        </div>
+    </div>
+</div>

openslides/motions/static/templates/motions/motion-detail/view-diff.html

@@ -0,0 +1,54 @@
+<div ng-if="viewChangeRecommendations.mode == 'diff'">
+    <ng-include src="'static/templates/motions/motion-detail/change-summary.html'"></ng-include>
+
+    <!-- The actual diff view -->
+    <div class="motion-text-with-diffs line-numbers-{{ lineNumberMode }}">
+        <div ng-repeat="change in (changes = (change_recommendations | filter:{motion_version_id:version}:true | orderBy: 'line_from')) ">
+            <div class="motion-text original-text line-numbers-{{ lineNumberMode }}"
+                 ng-bind-html="motion.getTextBetweenChangeRecommendations(version, changes[$index - 1], change) | trusted"></div>
+
+            <div class="diff-box diff-box-{{ change.id }} clearfix">
+                <div class="action-row" ng-if="motion.isAllowed('can_manage')">
+                    <div class="btn-group" data-toggle="buttons">
+                        <label class="btn btn-sm btn-default" ng-class="{active: (change.status == 0)}"
+                               title="{{ 'Suggested' | translate }}" ng-click="change.status = 0; change.saveStatus();">
+                            <input type="radio" name="changeRecommendationStatus[{{ change.id }}]" value="0"
+                               ng-change="change.saveStatus()" ng-model="change.status" ng-checked="change.status == 0">
+                            <i class="fa fa-question"></i>
+                        </label>
+                        <label class="btn btn-sm btn-default" ng-class="{active: (change.status == 1)}"
+                               title="{{ 'Accepted' | translate }}" ng-click="change.status = 1; change.saveStatus();">
+                            <input type="radio" name="changeRecommendationStatus[{{ change.id }}]" value="1"
+                               ng-change="change.saveStatus()" ng-model="change.status" ng-checked="change.status == 1">
+                            <i class="fa fa-thumbs-up"></i>
+                        </label>
+                        <label class="btn btn-sm btn-default" ng-class="{active: (change.status == 2)}"
+                               title="{{ 'Rejected' | translate }}" ng-click="change.status = 2; change.saveStatus();">
+                            <input type="radio" name="changeRecommendationStatus[{{ change.id }}]" value="2"
+                               ng-change="change.saveStatus()" ng-model="change.status" ng-checked="change.status == 2">
+                            <i class="fa fa-thumbs-down"></i>
+                        </label>
+                    </div>
+
+                    <button class="btn btn-default btn-sm pull-right btn-delete"
+                            ng-bootbox-confirm="{{ 'Are you sure you want to delete this change recommendation?' | translate }}"
+                            ng-bootbox-confirm-action="viewChangeRecommendations.delete(change.id)"
+                            title="{{ 'Delete' | translate }}">
+                        <i class="fa fa-trash"></i>
+                    </button>
+                </div>
+                <div class="status-row" ng-if="!motion.isAllowed('can_manage')">
+                    <span ng-if="change.status == 0"><translate>Suggested</translate></span>
+                    <span ng-if="change.status == 1"><translate>Accepted</translate></span>
+                    <span ng-if="change.status == 2"><translate>Rejected</translate></span>
+                </div>
+
+                <div class="motion-text motion-text-diff line-numbers-{{ lineNumberMode }}"
+                     ng-bind-html="change.format(motion, version) | trusted"></div>
+            </div>
+        </div>
+
+        <div class="motion-text original-text line-numbers-{{ lineNumberMode }}"
+             ng-bind-html="motion.getTextRemainderAfterLastChangeRecommendation(version, changes) | trusted"></div>
+    </div>
+</div>

openslides/motions/static/templates/motions/motion-detail/view-original.html

@@ -0,0 +1,46 @@
+<!-- Original view, Inline Editing is possible -->
+<div ng-if="viewChangeRecommendations.mode == 'original' && motion.isAllowed('update') && version == motion.getVersion(-1).id">
+    <div ng-show="inlineEditing.active">
+        <div ui-tinymce="inlineEditing.tinymceOptions" ng-model="inlineEditing.lineBrokenText"
+             class="motion-text line-numbers-{{ lineNumberMode }}"></div>
+    </div>
+    <div ng-show="!inlineEditing.active" ng-bind-html="motion.getTextWithLineBreaks(version, highlight) | trusted"
+         class="motion-text motion-text-original line-numbers-{{ lineNumberMode }}"></div>
+
+    <div class="motion-save-toolbar" ng-class="{ 'visible': (inlineEditing.changed && inlineEditing.active) }">
+        <div class="changed-hint" translate>The text has been changed.</div>
+        <button type="button" ng-click="inlineEditing.save()" class="btn btn-primary">Save</button>
+        <label ng-if="motion.state.versioning && config('motions_allow_disable_versioning')">
+            <input type="checkbox" ng-model="inlineEditing.trivialChange" value="1">
+            <span translate>Trivial change</span>
+        </label>
+    </div>
+</div>
+
+<!-- Original view, Inline Editing is NOT possible -->
+<div ng-if="viewChangeRecommendations.mode == 'original' && !(motion.isAllowed('update') && version == motion.getVersion(-1).id)">
+    <div ng-bind-html="motion.getTextWithLineBreaks(version, highlight) | trusted"
+         class="motion-text motion-text-original line-numbers-{{ lineNumberMode }}"></div>
+</div>
+
+<!-- Original view, Change list -->
+<ul ng-if="viewChangeRecommendations.mode == 'original'" ng-show="lineNumberMode != 'none'"
+    class="change-recommendation-list">
+    <li ng-repeat="change in change_recommendations | filter:{motion_version_id:version}:true"
+        ng-class="['replace', 'insert', 'delete'][change.getType(motion.getVersion(version).text)]"
+        ng-click="viewChangeRecommendations.scrollToDiffBox(change.id)"
+        data-line-from="{{ change.line_from }}" data-line-to="{{ change.line_to}}"
+        title="{{ change.getTitle(motion.getVersion(version).text) }}">
+        <div class="tooltip">
+            <div class="text" ng-bind-html="change.text || trusted"></div>
+
+            <!-- delete change recommendation -->
+            <button class="btn btn-default btn-xs"
+                    ng-bootbox-confirm="{{ 'Are you sure you want to delete this change recommendation?' | translate }}"
+                    ng-bootbox-confirm-action="viewChangeRecommendations.delete(change.id)"
+                    title="{{ 'Delete' | translate }}">
+                <i class="fa fa-times"></i>
+            </button>
+        </div>
+    </li>
+</ul>

openslides/motions/views.py

@@ -24,12 +24,14 @@ from openslides.utils.views import APIView, PDFView, SingleObjectMixin
 from .access_permissions import (
     CategoryAccessPermissions,
     MotionAccessPermissions,
+    MotionChangeRecommendationAccessPermissions,
     WorkflowAccessPermissions,
 )
 from .exceptions import WorkflowError
 from .models import (
     Category,
     Motion,
+    MotionChangeRecommendation,
     MotionPoll,
     MotionVersion,
     State,
@@ -341,6 +343,31 @@ class MotionPollViewSet(UpdateModelMixin, DestroyModelMixin, GenericViewSet):
                 self.request.user.has_perm('motions.can_manage'))
 
 
+class MotionChangeRecommendationViewSet(ModelViewSet):
+    """
+    API endpoint for motion change recommendations.
+
+    There are the following views: metadata, list, retrieve, create,
+    partial_update, update and destroy.
+    """
+    access_permissions = MotionChangeRecommendationAccessPermissions()
+    queryset = MotionChangeRecommendation.objects.all()
+
+    def check_view_permissions(self):
+        """
+        Returns True if the user has required permissions.
+        """
+        if self.action in ('list', 'retrieve'):
+            result = self.get_access_permissions().check_permissions(self.request.user)
+        elif self.action == 'metadata':
+            result = self.request.user.has_perm('motions.can_see')
+        elif self.action in ('create', 'destroy', 'partial_update', 'update'):
+            result = self.request.user.has_perm('motions.can_manage')
+        else:
+            result = False
+        return result
+
+
 class CategoryViewSet(ModelViewSet):
     """
     API endpoint for categories.

tests/karma/motions/diff.service.test.js

@@ -2,7 +2,7 @@ describe('linenumbering', function () {
 
   beforeEach(module('OpenSlidesApp.motions.diff'));
 
-  var diffService, baseHtmlDom1, baseHtmlDom2,
+  var diffService, baseHtmlDom1, baseHtmlDom2, baseHtmlDom3,
       brMarkup = function (no) {
         return '<br class="os-line-break">' +
             '<span class="os-line-number line-number-' + no + '" data-line-number="' + no + '" contenteditable="false">&nbsp;</span>';
@@ -15,7 +15,7 @@ describe('linenumbering', function () {
     diffService = _diffService_;
 
     baseHtmlDom1 = diffService.htmlToFragment('<p>' +
-          noMarkup(1) + 'Line 1 ' + brMarkup(2) + 'Line 2' +
+          noMarkup(1) + 'Line 1 ' + brMarkup(2) + 'Line 2 ' +
           brMarkup(3) + 'Line <strong>3<br>' + noMarkup(4) + 'Line 4 ' + brMarkup(5) + 'Line</strong> 5</p>' +
           '<ul class="ul-class">' +
             '<li class="li-class">' + noMarkup(6) + 'Line 6 ' + brMarkup(7) + 'Line 7' + '</li>' +
@@ -26,26 +26,36 @@ describe('linenumbering', function () {
           '</ul>' +
           '<p>' + noMarkup(10) + 'Line 10 ' + brMarkup(11) + 'Line 11</p>');
 
-    baseHtmlDom2 = diffService.htmlToFragment('<p><span class="os-line-number line-number-1" data-line-number="1" contenteditable="false">&nbsp;</span>Single text line</p>\
+    baseHtmlDom2 = diffService.htmlToFragment('<p>' + noMarkup(1) + 'Single text line</p>\
-<p><span class="os-line-number line-number-2" data-line-number="2" contenteditable="false">&nbsp;</span>sdfsdfsdfsdf dsfsdfsdfdsflkewjrl ksjfl ksdjf&nbsp;klnlkjBavaria ipsum dolor sit amet Biazelt Auffisteign <br class="os-line-break"><span class="os-line-number line-number-3" data-line-number="3" contenteditable="false">&nbsp;</span>Schorsch mim Radl foahn Ohrwaschl Steckerleis wann griagd ma nacha wos z’dringa glacht Mamalad, <br class="os-line-break">' +
+<p>' + noMarkup(2) + 'sdfsdfsdfsdf dsfsdfsdfdsflkewjrl ksjfl ksdjf&nbsp;klnlkjBavaria ipsum dolor sit amet Biazelt Auffisteign ' + brMarkup(3) + 'Schorsch mim Radl foahn Ohrwaschl Steckerleis wann griagd ma nacha wos z’dringa glacht Mamalad, ' +
-        '<span class="os-line-number line-number-4" data-line-number="4" contenteditable="false">&nbsp;</span>muass? I bin a woschechta Bayer sowos oamoi und sei und glei wirds no fui lustiga: Jo mei khkhis des <br class="os-line-break"><span class="os-line-number line-number-5" data-line-number="5" contenteditable="false">&nbsp;</span>schee middn ognudelt, Trachtnhuat Biawambn gscheid: Griasd eich midnand etza nix Gwiass woass ma ned <br class="os-line-break">' +
+        brMarkup(4) + 'muass? I bin a woschechta Bayer sowos oamoi und sei und glei wirds no fui lustiga: Jo mei khkhis des ' + brMarkup(5) + 'schee middn ognudelt, Trachtnhuat Biawambn gscheid: Griasd eich midnand etza nix Gwiass woass ma ned ' +
-        '<span class="os-line-number line-number-6" data-line-number="6" contenteditable="false">&nbsp;</span>owe. Dahoam gscheckate middn Spuiratz des is a gmahde Wiesn. Des is schee so Obazda san da, Haferl <br class="os-line-break"><span class="os-line-number line-number-7" data-line-number="7" contenteditable="false">&nbsp;</span>pfenningguat schoo griasd eich midnand.</p>\
+        brMarkup(6) + 'owe. Dahoam gscheckate middn Spuiratz des is a gmahde Wiesn. Des is schee so Obazda san da, Haferl ' + brMarkup(7) + 'pfenningguat schoo griasd eich midnand.</p>\
 <ul>\
-<li><span class="os-line-number line-number-8" data-line-number="8" contenteditable="false">&nbsp;</span>Auffi Gamsbart nimma de Sepp Ledahosn Ohrwaschl um Godds wujn Wiesn Deandlgwand Mongdratzal! Jo <br class="os-line-break"><span class="os-line-number line-number-9" data-line-number="9" contenteditable="false">&nbsp;</span>leck mi Mamalad i daad mechad?</li>\
+<li>' + noMarkup(8) + 'Auffi Gamsbart nimma de Sepp Ledahosn Ohrwaschl um Godds wujn Wiesn Deandlgwand Mongdratzal! Jo ' + brMarkup(9) + 'leck mi Mamalad i daad mechad?</li>\
-<li><span class="os-line-number line-number-10" data-line-number="10" contenteditable="false">&nbsp;</span>Do nackata Wurscht i hob di narrisch gean, Diandldrahn Deandlgwand vui huift vui woaß?</li>\
+<li>' + noMarkup(10) + 'Do nackata Wurscht i hob di narrisch gean, Diandldrahn Deandlgwand vui huift vui woaß?</li>\
-<li><span class="os-line-number line-number-11" data-line-number="11" contenteditable="false">&nbsp;</span>Ned Mamalad auffi i bin a woschechta Bayer greaßt eich nachad, umananda gwiss nia need <br class="os-line-break"><span class="os-line-number line-number-12" data-line-number="12" contenteditable="false">&nbsp;</span>Weiznglasl.</li>\
+<li>' + noMarkup(11) + 'Ned Mamalad auffi i bin a woschechta Bayer greaßt eich nachad, umananda gwiss nia need ' + brMarkup(12) + 'Weiznglasl.</li>\
-<li><span class="os-line-number line-number-13" data-line-number="13" contenteditable="false">&nbsp;</span>Woibbadinga noch da Giasinga Heiwog Biazelt mechad mim Spuiratz, soi zwoa.</li>\
+<li>' + noMarkup(13) + 'Woibbadinga noch da Giasinga Heiwog Biazelt mechad mim Spuiratz, soi zwoa.</li>\
 </ul>\
-<p><span class="os-line-number line-number-14" data-line-number="14" contenteditable="false">&nbsp;</span>I waar soweid Blosmusi es nomoi. Broadwurschtbudn des is a gmahde Wiesn Kirwa mogsd a Bussal <br class="os-line-break"><span class="os-line-number line-number-15" data-line-number="15" contenteditable="false">&nbsp;</span>Guglhupf schüds nei. Luja i moan oiwei Baamwach Watschnbaam, wiavui baddscher! Biakriagal a fescha <br class="os-line-break">' +
+<p>' + noMarkup(14) + 'I waar soweid Blosmusi es nomoi. Broadwurschtbudn des is a gmahde Wiesn Kirwa mogsd a Bussal ' + brMarkup(15) + 'Guglhupf schüds nei. Luja i moan oiwei Baamwach Watschnbaam, wiavui baddscher! Biakriagal a fescha ' +
-        '<span class="os-line-number line-number-16" data-line-number="16" contenteditable="false">&nbsp;</span>1Bua Semmlkneedl iabaroi oba um Godds wujn Ledahosn wui Greichats. Geh um Godds wujn luja heid <br class="os-line-break"><span class="os-line-number line-number-17" data-line-number="17" contenteditable="false">&nbsp;</span>greaßt eich nachad woaß Breihaus eam! De om auf’n Gipfe auf gehds beim Schichtl mehra Baamwach a <br class="os-line-break"><span class="os-line-number line-number-18" data-line-number="18" contenteditable="false">&nbsp;</span>bissal wos gehd ollaweil gscheid:</p>\
+        brMarkup(16) + '1Bua Semmlkneedl iabaroi oba um Godds wujn Ledahosn wui Greichats. Geh um Godds wujn luja heid ' + brMarkup(17) + 'greaßt eich nachad woaß Breihaus eam! De om auf’n Gipfe auf gehds beim Schichtl mehra Baamwach a ' + brMarkup(18) + 'bissal wos gehd ollaweil gscheid:</p>\
 <blockquote>\
-<p><span class="os-line-number line-number-19" data-line-number="19" contenteditable="false">&nbsp;</span>Scheans Schdarmbeaga See i hob di narrisch gean i jo mei is des schee! Nia eam <br class="os-line-break"><span class="os-line-number line-number-20" data-line-number="20" contenteditable="false">&nbsp;</span>hod vasteh i sog ja nix, i red ja bloß sammawiedaguad, umma eana obandeln! Zwoa <br class="os-line-break"><span class="os-line-number line-number-21" data-line-number="21" contenteditable="false">&nbsp;</span>jo mei scheans amoi, san und hoggd Milli barfuaßat gscheit. Foidweg vui huift <br class="os-line-break">' +
+<p>' + noMarkup(19) + 'Scheans Schdarmbeaga See i hob di narrisch gean i jo mei is des schee! Nia eam ' + brMarkup(20) + 'hod vasteh i sog ja nix, i red ja bloß sammawiedaguad, umma eana obandeln! Zwoa ' + brMarkup(21) + 'jo mei scheans amoi, san und hoggd Milli barfuaßat gscheit. Foidweg vui huift ' +
-    '<span class="os-line-number line-number-22" data-line-number="22" contenteditable="false">&nbsp;</span>vui singan, mehra Biakriagal om auf’n Gipfe! Ozapfa sodala Charivari greaßt eich <br class="os-line-break"><span class="os-line-number line-number-23" data-line-number="23" contenteditable="false">&nbsp;</span>nachad Broadwurschtbudn do middn liberalitas Bavariae sowos Leonhardifahrt:</p>\
+    brMarkup(22) + 'vui singan, mehra Biakriagal om auf’n Gipfe! Ozapfa sodala Charivari greaßt eich ' + brMarkup(23) + 'nachad Broadwurschtbudn do middn liberalitas Bavariae sowos Leonhardifahrt:</p>\
 </blockquote>\
-<p><span class="os-line-number line-number-24" data-line-number="24" contenteditable="false">&nbsp;</span>Wui helfgod Wiesn, ognudelt schaugn: Dahoam gelbe Rüam Schneid singan wo hi sauba i moan scho aa no <br class="os-line-break"><span class="os-line-number line-number-25" data-line-number="25" contenteditable="false">&nbsp;</span>a Maß a Maß und no a Maß nimma. Is umananda a ganze Hoiwe zwoa, Schneid. Vui huift vui Brodzeid kumm <br class="os-line-break">' +
+<p>' + noMarkup(24) + 'Wui helfgod Wiesn, ognudelt schaugn: Dahoam gelbe Rüam Schneid singan wo hi sauba i moan scho aa no ' + brMarkup(25) + 'a Maß a Maß und no a Maß nimma. Is umananda a ganze Hoiwe zwoa, Schneid. Vui huift vui Brodzeid kumm ' +
-        '<span class="os-line-number line-number-26" data-line-number="26" contenteditable="false">&nbsp;</span>geh naa i daad vo de allerweil, gor. Woaß wia Gams, damischa. A ganze Hoiwe Ohrwaschl Greichats <br class="os-line-break"><span class="os-line-number line-number-27" data-line-number="27" contenteditable="false">&nbsp;</span>iabaroi Prosd Engelgwand nix Reiwadatschi.Weibaleid ognudelt Ledahosn noch da Giasinga Heiwog i daad <br class="os-line-break">' +
+        brMarkup(26) + 'geh naa i daad vo de allerweil, gor. Woaß wia Gams, damischa. A ganze Hoiwe Ohrwaschl Greichats ' + brMarkup(27) + 'iabaroi Prosd Engelgwand nix Reiwadatschi.Weibaleid ognudelt Ledahosn noch da Giasinga Heiwog i daad ' +
-        '<span class="os-line-number line-number-28" data-line-number="28" contenteditable="false">&nbsp;</span>Almrausch, Ewig und drei Dog nackata wea ko, dea ko. Meidromml Graudwiggal nois dei, nackata. No <br class="os-line-break"><span class="os-line-number line-number-29" data-line-number="29" contenteditable="false">&nbsp;</span>Diandldrahn nix Gwiass woass ma ned hod boarischer: Samma sammawiedaguad wos, i hoam Brodzeid. Jo <br class="os-line-break">' +
+        brMarkup(28) + 'Almrausch, Ewig und drei Dog nackata wea ko, dea ko. Meidromml Graudwiggal nois dei, nackata. No ' + brMarkup(29) + 'Diandldrahn nix Gwiass woass ma ned hod boarischer: Samma sammawiedaguad wos, i hoam Brodzeid. Jo ' +
-        '<span class="os-line-number line-number-30" data-line-number="30" contenteditable="false">&nbsp;</span>mei Sepp Gaudi, is ma Wuascht do Hendl Xaver Prosd eana an a bravs. Sauwedda an Brezn, abfieseln.</p>');
+        brMarkup(30) + 'mei Sepp Gaudi, is ma Wuascht do Hendl Xaver Prosd eana an a bravs. Sauwedda an Brezn, abfieseln.</p>');
+
+    baseHtmlDom3 = diffService.htmlToFragment('<ol>' +
+        '<li>' + noMarkup(1) + 'Line 1</li>' +
+        '<li>' + noMarkup(2) + 'Line 2</li>' +
+        '<li><ol>' +
+            '<li>' + noMarkup(3) + 'Line 3.1</li>' +
+            '<li>' + noMarkup(4) + 'Line 3.2</li>' +
+            '<li>' + noMarkup(5) + 'Line 3.3</li>' +
+        '</ol></li>' +
+        '<li>' + noMarkup(6) + ' Line 4</li></ol>');
 
     diffService._insertInternalLineMarkers(baseHtmlDom1);
     diffService._insertInternalLineMarkers(baseHtmlDom2);
@@ -131,7 +141,7 @@ describe('linenumbering', function () {
     });
 
     it('extracts lines from a more complex example', function () {
-      var diff = diffService.extractRangeByLineNumbers(baseHtmlDom2, 6, 11, true);
+      var diff = diffService.extractRangeByLineNumbers(baseHtmlDom2, 6, 11);
 
       expect(diff.html).toBe('owe. Dahoam gscheckate middn Spuiratz des is a gmahde Wiesn. Des is schee so Obazda san da, Haferl pfenningguat schoo griasd eich midnand.</P><UL><LI>Auffi Gamsbart nimma de Sepp Ledahosn Ohrwaschl um Godds wujn Wiesn Deandlgwand Mongdratzal! Jo leck mi Mamalad i daad mechad?</LI><LI>Do nackata Wurscht i hob di narrisch gean, Diandldrahn Deandlgwand vui huift vui woaß?</LI>');
       expect(diff.ancestor.nodeName).toBe('#document-fragment');
@@ -143,20 +153,135 @@ describe('linenumbering', function () {
       expect(diff.followingHtmlStartSnippet).toBe('<UL>');
     });
 
+    it('extracts the end of a section', function () {
+      var diff = diffService.extractRangeByLineNumbers(baseHtmlDom2, 29, null);
+
+      expect(diff.html).toBe('Diandldrahn nix Gwiass woass ma ned hod boarischer: Samma sammawiedaguad wos, i hoam Brodzeid. Jo mei Sepp Gaudi, is ma Wuascht do Hendl Xaver Prosd eana an a bravs. Sauwedda an Brezn, abfieseln.</P>');
+      expect(diff.ancestor.nodeName).toBe('#document-fragment');
+      expect(diff.outerContextStart).toBe('');
+      expect(diff.outerContextEnd).toBe('');
+      expect(diff.innerContextStart).toBe('<P>');
+      expect(diff.innerContextEnd).toBe('');
+      expect(diff.previousHtmlEndSnippet).toBe('</P>');
+      expect(diff.followingHtml).toBe('');
+      expect(diff.followingHtmlStartSnippet).toBe('');
     });
 
-  describe('merging lines into the original motion', function () {
+    it('preserves the numbering of OLs (1)', function () {
+      var diff = diffService.extractRangeByLineNumbers(baseHtmlDom3, 5, 7, true);
 
+      expect(diff.html).toBe('<LI>Line 3.3</LI></OL></LI><LI> Line 4</LI></OL>');
+      expect(diff.ancestor.nodeName).toBe('#document-fragment');
+      expect(diff.innerContextStart).toBe('<OL start="3"><LI><OL start="3">');
+      expect(diff.innerContextEnd).toBe('');
+      expect(diff.previousHtmlEndSnippet).toBe('</OL></LI></OL>');
+    });
+
+    it('preserves the numbering of OLs (2)', function () {
+      var diff = diffService.extractRangeByLineNumbers(baseHtmlDom3, 3, 5, true);
+
+      expect(diff.html).toBe('<LI><OL><LI>Line 3.1</LI><LI>Line 3.2</LI>');
+      expect(diff.ancestor.nodeName).toBe('OL');
+      expect(diff.outerContextStart).toBe('<OL start="3">');
+      expect(diff.outerContextEnd).toBe('</OL>');
+    });
+  });
+
+  describe('merging two sections', function () {
+      it('merges OLs recursively, ignoring whitespaces between OL and LI', function () {
+          var node1 = document.createElement('DIV');
+          node1.innerHTML = '<OL><LI><OL><LI>Punkt 4.1</LI><TEMPLATE></TEMPLATE></OL></LI> </OL>';
+          var node2 = document.createElement('DIV');
+          node2.innerHTML = '<OL> <LI>\
+<OL start="2">\
+ <LI>Punkt 4.2</LI>\
+<LI>Punkt 4.3</LI>\
+</OL></LI></OL>';
+          var out = diffService._replaceLinesMergeNodeArrays([node1.childNodes[0]], [node2.childNodes[0]]);
+          expect(out[0], '<ol><li><ol><li>Punkt 4.1</li><template></template><li>Punkt 4.2</li><li>Punkt 4.3</li></ol></li></ol>');
+      });
+  });
+
+  describe('replacing lines in the original motion', function () {
     it('replaces LIs by a P', function () {
       var merged = diffService.replaceLines(baseHtmlDom1, '<p>Replaced a UL by a P</p>', 6, 9);
-      expect(merged).toBe('<P>Line 1 Line 2Line <STRONG>3<BR>Line 4 Line</STRONG> 5</P><P>Replaced a UL by a P</P><UL class="ul-class"><LI class="li-class"><UL><LI>Level 2 LI 9</LI></UL></LI></UL><P>Line 10 Line 11</P>');
+      expect(merged).toBe('<P>Line 1 Line 2 Line <STRONG>3<BR>Line 4 Line</STRONG> 5</P><P>Replaced a UL by a P</P><UL class="ul-class"><LI class="li-class"><UL><LI>Level 2 LI 9</LI></UL></LI></UL><P>Line 10 Line 11</P>');
     });
-    /*
+
     it('replaces LIs by another LI', function () {
       var merged = diffService.replaceLines(baseHtmlDom1, '<UL class="ul-class"><LI>A new LI</LI></UL>', 6, 9);
-      expect(merged).toBe('');
+      expect(merged).toBe('<P>Line 1 Line 2 Line <STRONG>3<BR>Line 4 Line</STRONG> 5</P><UL class="ul-class"><LI>A new LI<UL><LI>Level 2 LI 9</LI></UL></LI></UL><P>Line 10 Line 11</P>');
+    });
+
+    it('breaks up a paragraph into two', function() {
+      var merged = diffService.replaceLines(baseHtmlDom1, '<P>Replaced Line 10</P><P>Inserted Line 11 </P>', 10, 11);
+      expect(merged).toBe('<P>Line 1 Line 2 Line <STRONG>3<BR>Line 4 Line</STRONG> 5</P><UL class="ul-class"><LI class="li-class">Line 6 Line 7</LI><LI class="li-class"><UL><LI>Level 2 LI 8</LI><LI>Level 2 LI 9</LI></UL></LI></UL><P>Replaced Line 10</P><P>Inserted Line 11 Line 11</P>');
     });
-    */
 
   });
+
+  describe('detecting the type of change', function() {
+    it('detects a simple insertion', function () {
+      var htmlBefore = '<p>Test 1</p>',
+          htmlAfter = '<p>Test 1 Test 2</p>' + "\n" + '<p>Test 3</p>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_INSERTION);
+    });
+
+    it('detects a simple insertion, ignoring case of tags', function () {
+      var htmlBefore = '<p>Test 1</p>',
+          htmlAfter = '<P>Test 1 Test 2</P>' + "\n" + '<P>Test 3</P>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_INSERTION);
+    });
+
+    it('detects a simple insertion, ignoring trailing whitespaces', function () {
+      var htmlBefore = '<P>Lorem ipsum dolor sit amet, sed diam voluptua. At </P>',
+          htmlAfter = '<P>Lorem ipsum dolor sit amet, sed diam voluptua. At2</P>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_INSERTION);
+    });
+
+    it('detects a simple insertion, ignoring spaces between UL and LI', function () {
+      var htmlBefore = '<UL><LI>accusam et justo duo dolores et ea rebum.</LI></UL>',
+          htmlAfter = '<UL>' + "\n" + '<LI>accusam et justo duo dolores et ea rebum 123.</LI>' + "\n" + '</UL>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_INSERTION);
+    });
+
+    it('detects a simple insertion, despite &nbsp; tags', function() {
+      var htmlBefore = '<P>dsds dsfsdfsdf sdf sdfs dds sdf dsds dsfsdfsdf</P>',
+          htmlAfter = '<P>dsds&nbsp;dsfsdfsdf sdf sdfs dds sd345 3453 45f dsds&nbsp;dsfsdfsdf</P>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_INSERTION);
+    });
+
+    it('detects a simple deletion', function () {
+      var htmlBefore = '<p>Test 1 Test 2</p>' + "\n" + '<p>Test 3</p>',
+          htmlAfter = '<p>Test 1</p>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_DELETION);
+    });
+
+    it('detects a simple deletion, ignoring case of tags', function () {
+      var htmlBefore = '<p>Test 1 Test 2</p>' + "\n" + '<p>Test 3</p>',
+          htmlAfter = '<P>Test 1</P>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_DELETION);
+    });
+
+    it('detects a simple deletion, ignoring trailing whitespaces', function () {
+      var htmlBefore = '<P>Lorem ipsum dolor sit amet, sed diam voluptua. At2</P>',
+          htmlAfter = '<P>Lorem ipsum dolor sit amet, sed diam voluptua. At </P>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_DELETION);
+    });
+
+    it('detects a simple replacement', function () {
+      var htmlBefore = '<p>Test 1 Test 2</p>' + "\n" + '<p>Test 3</p>',
+          htmlAfter = '<p>Test 1</p>' + "\n" + '<p>Test 2</p>' + "\n" + '<p>Test 3</p>';
+      var calculatedType = diffService.detectReplacementType(htmlBefore, htmlAfter);
+      expect(calculatedType).toBe(diffService.TYPE_REPLACEMENT);
+    });
+  });
 });

tests/karma/motions/linenumbering.service.test.js

@@ -5,10 +5,10 @@ describe('linenumbering', function () {
   var lineNumberingService,
       brMarkup = function (no) {
         return '<br class="os-line-break">' +
-            '<span class="os-line-number line-number-' + no + '" data-line-number="' + no + '" contenteditable="false">&nbsp;</span>';
+            '<span class="os-line-number line-number-' + no + '" data-line-number="' + no + '" name="L' + no + '" contenteditable="false">&nbsp;</span>';
       },
       noMarkup = function (no) {
-        return '<span class="os-line-number line-number-' + no + '" data-line-number="' + no + '" contenteditable="false">&nbsp;</span>';
+        return '<span class="os-line-number line-number-' + no + '" data-line-number="' + no + '" name="L' + no + '" contenteditable="false">&nbsp;</span>';
       },
       longstr = function (length) {
         var outstr = '';
@@ -26,6 +26,7 @@ describe('linenumbering', function () {
     it('breaks very short lines', function () {
       var textNode = document.createTextNode("0123");
       lineNumberingService._currentInlineOffset = 0;
+      lineNumberingService._currentLineNumber = 1;
       var out = lineNumberingService._textNodeToLines(textNode, 5);
       var outHtml = lineNumberingService._nodesToHtml(out);
       expect(outHtml).toBe('0123');