OpenSlides/openslides/motions/static/js/motions/docx.js
2016-09-23 14:20:07 +02:00

387 lines
19 KiB
JavaScript

(function () {
'use strict';
angular.module('OpenSlidesApp.motions.DOCX', [])
.factory('MotionDocxExport', [
'$http',
'$q',
'Config',
'gettextCatalog',
'FileSaver',
function ($http, $q, Config, gettextCatalog, FileSaver) {
var PAGEBREAK = '<w:p><w:r><w:br w:type="page" /></w:r></w:p>';
var TAGS_NO_PARAM = ['b', 'strong', 'em', 'i'];
var images;
var relationships;
var contentTypes;
// $scope.motionsFiltered, $scope.categories
var getData = function (motions, categories) {
var data = {};
data.title = Config.get('motions_export_title').value;
data.preamble = Config.get('motions_export_preamble').value;
data.date = function () {
var today = new Date();
var d = today.getDate();
var m = today.getMonth()+1; //January is 0!
var y = today.getFullYear();
if (d<10) { d='0'+d; }
if (m<10) { m='0'+m; }
return d+'.'+m+'.'+y;
}();
data.pagebreak_main = motions.length === 0 ? '' : PAGEBREAK;
data.categories_translation = gettextCatalog.getString('Categories');
data.no_categories = gettextCatalog.getString('No categories available.');
data.no_motions = gettextCatalog.getString('No motions available.');
data.categories = getCategoriesData(categories);
data.motions_list = getMotionShortData(motions);
data.motions = getMotionFullData(motions);
return data;
};
var getCategoriesData = function (categories) {
return _.map(categories, function (category) {
return {
prefix: category.prefix,
name: category.name,
};
});
};
var getMotionShortData = function (motions) {
var translation = gettextCatalog.getString('Motion');
return _.map(motions, function (motion) {
return {
motion_translation: translation,
identifier: motion.identifier,
title: motion.getTitle(),
};
});
};
var getMotionFullData = function (motions) {
var translation = gettextCatalog.getString('Motion'),
submitters_translation = gettextCatalog.getString('Submitters'),
signature_translation = gettextCatalog.getString('Signature'),
status_translation = gettextCatalog.getString('Status'),
reason_translation = gettextCatalog.getString('Reason'),
data = _.map(motions, function (motion) {
return {
motion_translation: translation,
identifier: motion.identifier,
title: motion.getTitle(),
submitters_translation: submitters_translation,
submitters: _.map(motion.submitters, function (submitter) {
return submitter.get_full_name();
}).join(', '),
signature_translation: signature_translation,
status_translation: status_translation,
status: gettextCatalog.getString(motion.state.name),
text: html2docx(motion.getText()),
reason_translation: motion.getReason().length === 0 ? '' : reason_translation,
reason: html2docx(motion.getReason()),
pagebreak: PAGEBREAK,
};
});
if (data.length) {
// clear pagebreak on last element
data[data.length - 1].pagebreak = '';
}
return data;
};
var html2docx = function (html) {
var docx = '';
var stack = [];
var isTag = false; // Even if html starts with '<p....' it is split to '', '<', ..., so always no tag at the beginning
var hasParagraph = true;
var skipFirstParagraphClosing = true;
if (html.substring(0,3) != '<p>') {
docx += '<w:p>';
skipFirstParagraphClosing = false;
}
html = html.split(/(<|>)/g);
html.forEach(function (part) {
if (part !== '' && part != '\n' && part != '<' && part != '>') {
if (isTag) {
if (part.startsWith('p')) { /** p **/
// Special: begin new paragraph (only if its the first):
if (hasParagraph && !skipFirstParagraphClosing) {
// End, if there is one
docx += '</w:p>';
}
skipFirstParagraphClosing = false;
docx += '<w:p>';
hasParagraph = true;
} else if (part.startsWith('/p')) {
// Special: end paragraph:
docx += '</w:p>';
hasParagraph = false;
} else if (part.charAt(0) == "/") {
// remove from stack
stack.pop();
} else { // now all other tags
var tag = {};
if (_.indexOf(TAGS_NO_PARAM, part) > -1) { /** b, strong, em, i **/
stack.push({tag: part});
} else if (part.startsWith('span')) { /** span **/
tag = {tag: 'span', attrs: {}};
var rStyle = /(?:\"|\;\s?)([a-zA-z\-]+)\:\s?([a-zA-Z0-9\-\#]+)/g, matchSpan;
while ((matchSpan = rStyle.exec(part)) !== null) {
switch (matchSpan[1]) {
case 'color':
tag.attrs.color = matchSpan[2].slice(1); // cut off the #
break;
case 'background-color':
tag.attrs.backgroundColor = matchSpan[2].slice(1); // cut off the #
break;
case 'text-decoration':
if (matchSpan[2] === 'underline') {
tag.attrs.underline = true;
} else if (matchSpan[2] === 'line-through') {
tag.attrs.strike = true;
}
break;
}
}
stack.push(tag);
} else if (part.startsWith('a')) { /** a **/
var rHref = /href="([^"]+)"/g;
var href = rHref.exec(part)[1];
tag = {tag: 'a', href: href};
stack.push(tag);
} else if (part.startsWith('img')) {
// images has to be placed instantly, so there is no use of 'tag'.
var img = {}, rImg = /(\w+)=\"([^\"]*)\"/g, matchImg;
while ((matchImg = rImg.exec(part)) !== null) {
img[matchImg[1]] = matchImg[2];
}
// With and height and source have to be given!
if (img.width && img.height && img.src) {
var rrId = relationships.length + 1;
var imgId = images.length + 1;
// set name ('pic.jpg'), title, ext ('jpg'), mime ('image/jpeg')
img.name = img.src.split('/');
img.name = _.last(img.name);
var tmp = img.name.split('.');
// set name without extension as title if there isn't a title
if (!img.title) {
img.title = tmp[0];
}
img.ext = tmp[1];
img.mime = 'image/' + img.ext;
if (img.ext == 'jpe' || img.ext == 'jpg') {
img.mime = 'image/jpeg';
}
// x and y for the container and picture size in EMU (assuming 96dpi)!
var x = img.width * 914400 / 96;
var y = img.height * 914400 / 96;
// Own paragraph for the image
if (hasParagraph) {
docx += '</w:p>';
}
docx += '<w:p><w:r><w:drawing><wp:inline distT="0" distB="0" distL="0" distR="0"><wp:extend cx="' + x +'" cy="' + y + '"/><wp:effectExtent l="0" t="0" r="0" b="0"/>' +
'<wp:docPr id="' + imgId + '" name="' + img.name + '" title="' + img.title + '" descr="' + img.title + '"/><wp:cNvGraphicFramePr>' +
'<a:graphicFrameLocks xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main" noChangeAspect="1"/></wp:cNvGraphicFramePr>' +
'<a:graphic xmlns:a="http://schemas.openxmlformats.org/drawingml/2006/main"><a:graphicData uri="http://schemas.openxmlformats.org/drawingml/2006/picture">' +
'<pic:pic xmlns:pic="http://schemas.openxmlformats.org/drawingml/2006/picture"><pic:nvPicPr><pic:cNvPr id="' + imgId + '" name="' +
img.name + '" title="' + img.title + '" descr="' + img.title + '"/><pic:cNvPicPr/></pic:nvPicPr><pic:blipFill><a:blip r:embed="rrId' + rrId + '"/><a:stretch>' +
'<a:fillRect/></a:stretch></pic:blipFill><pic:spPr bwMode="auto"><a:xfrm><a:off x="0" y="0"/><a:ext cx="' + x + '" cy="' + y + '"/></a:xfrm>' +
'<a:prstGeom prst="rect"><a:avLst/></a:prstGeom></pic:spPr></pic:pic></a:graphicData></a:graphic></wp:inline></w:drawing></w:r></w:p>';
// hasParagraph stays untouched, the documents paragraph state is restored here
if (hasParagraph) {
docx += '<w:p>';
}
// entries in images, relationships and contentTypes
images.push({
url: img.src,
zipPath: 'word/media/' + img.name
});
relationships.push({
Id: 'rrId' + rrId,
Type: 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/image',
Target: 'media/' + img.name
});
contentTypes.push({
PartName: '/word/media/' + img.name,
ContentType: img.mime
});
}
}
}
} else { /** No tag **/
if (!hasParagraph) {
docx += '<w:p>';
hasParagraph = true;
}
var docx_part = '<w:r><w:rPr>';
var hyperlink = false;
stack.forEach(function (tag) {
switch (tag.tag) {
case 'b': case 'strong':
docx_part += '<w:b/><w:bCs/>';
break;
case 'em': case 'i':
docx_part += '<w:i/><w:iCs/>';
break;
case 'span':
for (var key in tag.attrs) {
switch (key) {
case 'color':
docx_part += '<w:color w:val="' + tag.attrs[key] + '"/>';
break;
case 'backgroundColor':
docx_part += '<w:shd w:fill="' + tag.attrs[key] + '"/>';
break;
case 'underline':
docx_part += '<w:u w:val="single"/>';
break;
case 'strike':
docx_part += '<w:strike/>';
break;
}
}
break;
case 'a':
var id = relationships.length + 1;
docx_part = '<w:hyperlink r:id="rrId' + id + '">' + docx_part;
docx_part += '<w:rStyle w:val="Internetlink"/>'; // necessary?
relationships.push({
Id: 'rrId' + id,
Type: 'http://schemas.openxmlformats.org/officeDocument/2006/relationships/hyperlink',
Target: tag.href,
TargetMode: 'External'
});
hyperlink = true;
break;
}
});
docx_part += '</w:rPr><w:t>' + part + '</w:t></w:r>';
if (hyperlink) {
docx_part += '</w:hyperlink>';
}
// append to docx
docx += docx_part;
}
isTag = !isTag;
}
if (part === '' || part == '\n') {
// just if two tags following eachother: <b><span> --> ...,'>', '', '<',...
// or there is a line break between: <b>\n<span> --> ...,'>', '\n', '<',...
isTag = !isTag;
}
});
// for finishing close the last paragraph (if open)
if (hasParagraph) {
docx += '</w:p>';
}
// replacing of special symbols:
docx = docx.replace(new RegExp('\&auml\;', 'g'), 'ä');
docx = docx.replace(new RegExp('\&uuml\;', 'g'), 'ü');
docx = docx.replace(new RegExp('\&ouml\;', 'g'), 'ö');
docx = docx.replace(new RegExp('\&Auml\;', 'g'), 'Ä');
docx = docx.replace(new RegExp('\&Uuml\;', 'g'), 'Ü');
docx = docx.replace(new RegExp('\&Ouml\;', 'g'), 'Ö');
docx = docx.replace(new RegExp('\&szlig\;', 'g'), 'ß');
docx = docx.replace(new RegExp('\&nbsp\;', 'g'), ' ');
docx = docx.replace(new RegExp('\&sect\;', 'g'), '§');
// remove all entities except gt, lt and amp
var rEntity = /\&(?!gt|lt|amp)\w+\;/g, matchEntry, indexes = [];
while ((matchEntry = rEntity.exec(docx)) !== null) {
indexes.push({
startId: matchEntry.index,
stopId: matchEntry.index + matchEntry[0].length
});
}
for (var i = indexes.length - 1; i>=0; i--) {
docx = docx.substring(0, indexes[i].startId) + docx.substring(indexes[i].stopId, docx.length);
}
return docx;
};
var updateRelationships = function (oldContent) {
var content = oldContent.split('\n');
relationships.forEach(function (rel) {
content[1] += '<Relationship';
for (var key in rel) {
content[1] += ' ' + key + '="' + rel[key] + '"';
}
content[1] += '/>';
});
return content.join('\n');
};
var updateContentTypes = function (oldContent) {
var content = oldContent.split('\n');
contentTypes.forEach(function (type) {
content[1] += '<Override';
for (var key in type) {
content[1] += ' ' + key + '="' + type[key] + '"';
}
content[1] += '/>';
});
return content.join('\n');
};
return {
export: function (motions, categories) {
images = [];
relationships = [];
contentTypes = [];
$http.get('/motions/docxtemplate/').then(function (success) {
var content = window.atob(success.data);
var doc = new Docxgen(content);
doc.setData(getData(motions, categories));
doc.render();
var zip = doc.getZip();
// update relationships from 'relationships'
var rels = updateRelationships(zip.file('word/_rels/document.xml.rels').asText());
zip.file('word/_rels/document.xml.rels', rels);
// update content type from 'contentTypes'
var contentTypes = updateContentTypes(zip.file('[Content_Types].xml').asText());
zip.file('[Content_Types].xml', contentTypes);
var imgPromises = [];
images.forEach(function (img) {
imgPromises.push(
$http.get(img.url, {responseType: 'arraybuffer'}).then(function (resolvedImage) {
zip.file(img.zipPath, resolvedImage.data);
})
);
});
// wait for all images to be resolved
$q.all(imgPromises).then(function () {
var out = zip.generate({type: 'blob'});
FileSaver.saveAs(out, 'motions-export.docx');
});
});
},
};
}
]);
}());