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check if pdf is encrypted

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This commit is contained in:
FinnStutzenstein 2016-11-18 09:40:36 +01:00
parent f84c381f38
commit 975a76daf4
3 changed files with 9 additions and 2 deletions
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5
openslides/mediafiles/serializers.py
View File

@ -3,6 +3,7 @@ import mimetypes
from django.conf import settings from django.conf import settings
from django.db import models as dbmodels from django.db import models as dbmodels
from PyPDF2 import PdfFileReader from PyPDF2 import PdfFileReader
from PyPDF2.utils import PdfReadError
from ..utils.rest_api import FileField, ModelSerializer, SerializerMethodField from ..utils.rest_api import FileField, ModelSerializer, SerializerMethodField
from .models import Mediafile from .models import Mediafile
@ -29,6 +30,10 @@ class AngularCompatibleFileField(FileField):
except FileNotFoundError: except FileNotFoundError:
# File was deleted from server. Set 'pages' to 0. # File was deleted from server. Set 'pages' to 0.
result['pages'] = 0 result['pages'] = 0
except PdfReadError:
# File could be encrypted but not be detected by PyPDF.
result['pages'] = 0
result['encrypted'] = True
return result return result

2
openslides/mediafiles/static/js/mediafiles/base.js
View File

@ -53,7 +53,7 @@ angular.module('OpenSlidesApp.mediafiles', [])
return _.includes(VIDEO_FILE_TYPES, filetype); return _.includes(VIDEO_FILE_TYPES, filetype);
}], }],
is_presentable: ['is_pdf', 'is_image', 'is_video', function (is_pdf, is_image, is_video) { is_presentable: ['is_pdf', 'is_image', 'is_video', function (is_pdf, is_image, is_video) {
return is_pdf || is_image || is_video; return (is_pdf && !this.mediafile.encrypted) || is_image || is_video;
}], }],
mediafileUrl: [function () { mediafileUrl: [function () {
return this.media_url_prefix + this.mediafile.name; return this.media_url_prefix + this.mediafile.name;

4
openslides/mediafiles/static/templates/mediafiles/mediafile-list.html
View File

@ -233,7 +233,9 @@
<!-- mediafile data colums --> <!-- mediafile data colums -->
<td ng-mouseover="mediafile.hover=true" ng-mouseleave="mediafile.hover=false"> <td ng-mouseover="mediafile.hover=true" ng-mouseleave="mediafile.hover=false">
<strong><a ng-href="{{ mediafile.mediafileUrl }}" target="_blank">{{ mediafile.title_or_filename }}</a></strong> <strong><a ng-href="{{ mediafile.mediafileUrl }}" target="_blank">{{ mediafile.title_or_filename }}</a></strong>
<br><small><i class="fa fa-file"></i> {{ mediafile.filetype }}</small> <br><small><i class="fa fa-file"></i> {{ mediafile.filetype }}
<span ng-if="mediafile.mediafile.encrypted">(<translate>Encrypted</translate>)</span>
</small>
<br><small><i class="fa fa-database"></i> {{ mediafile.filesize }}</small> <br><small><i class="fa fa-database"></i> {{ mediafile.filesize }}</small>
<span ng-if="mediafile.private"><br><small><i class="fa fa-lock"></i> <translate>Private</translate></small></span> <span ng-if="mediafile.private"><br><small><i class="fa fa-lock"></i> <translate>Private</translate></small></span>
<div os-perms="mediafiles.can_manage" class="hoverActions" ng-class="{'hiddenDiv': !mediafile.hover}"> <div os-perms="mediafiles.can_manage" class="hoverActions" ng-class="{'hiddenDiv': !mediafile.hover}">