Improve zip creation and fixing page numbers
This commit is contained in:
FinnStutzenstein
parent
6eec735c8e
commit
91882f1d13
@ -21,6 +21,7 @@ Motions:
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- Removed server side image to base64 transformation and
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added local transformation [#3181]
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- Added support for export motions in a zip archive [#3189].
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- Performance improvement for zip creation [#3251]
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- Bugfix: changing motion line length did not invalidate cache [#3202]
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- Bugfix: Added more distance in motion PDF for DEL-tags in new lines [#3211].
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- Added warning message if an edit dialog was already opened by another
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@ -48,7 +49,7 @@ Core:
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General:
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- Switched from npm to Yarn [#3188].
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- Several bugfixes and minor improvements.
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- Bugfixes for PDF creation [#3227]
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- Bugfixes for PDF creation [#3227, #3251]
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Version 2.1.1 (2017-04-05)
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@ -86,34 +86,46 @@ var replacePlaceholder = function (content) {
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}
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};
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// Create PDF on message and return the base64 decoded document
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self.addEventListener('message', function(e) {
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var data = JSON.parse(e.data);
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// Workaround for using dynamic footer with page number.
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// TODO: Needs improvement of pdfmake's web worker support.
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// see https://github.com/bpampuch/pdfmake/issues/38
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if (data.footerTpl) {
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data.footer = function (currentPage, pageCount) {
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for(var i = 0; i < data.footerTpl.columns.length; i++) {
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if (data.footerTpl.columns[i].text) {
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data.footerTpl.columns[i].text = data.footerTpl.columns[i].text
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// Workaround for using dynamic footer with page number.
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// TODO: Needs improvement of pdfmake's web worker support.
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// see https://github.com/bpampuch/pdfmake/issues/38
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var replaceFooter = function (doc) {
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if (doc.footerTpl) {
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doc.footer = function (currentPage, pageCount) {
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// One way to clone arrays/objects in js, that are serilizeable.
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var columns = JSON.parse(JSON.stringify(doc.footerTpl.columns));
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for (var i = 0; i < columns.length; i++) {
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if (columns[i].text) {
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columns[i].text = columns[i].text
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.replace('{{currentPage}}', currentPage)
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.replace('{{pageCount}}', pageCount);
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}
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}
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return {
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columns: data.footerTpl.columns,
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margin: data.footerTpl.margin,
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columns: columns,
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margin: doc.footerTpl.margin,
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};
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};
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}
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};
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replacePlaceholder(data.content);
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// Create PDF on message and return the base64 decoded document
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self.addEventListener('message', function(e) {
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var data = JSON.parse(e.data);
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var doc = data.pdfDocument;
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var pdf = pdfMake.createPdf(data);
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replaceFooter(doc);
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replacePlaceholder(doc.content);
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var pdf = pdfMake.createPdf(doc);
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pdf.getBase64(function (base64) {
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self.postMessage(base64);
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if (data.filename) {
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self.postMessage(JSON.stringify({
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filename: data.filename,
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base64: base64
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}));
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} else {
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self.postMessage(base64);
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}
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});
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}, false);
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@ -1008,7 +1008,34 @@ angular.module('OpenSlidesApp.core.pdf', [])
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pdfWorker.addEventListener('error', function (event) {
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reject(event);
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});
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pdfWorker.postMessage(JSON.stringify(pdfDocument));
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pdfWorker.postMessage(JSON.stringify({
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pdfDocument: pdfDocument
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}));
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});
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},
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// Struckture of pdfDocuments: { filname1: doc, filename2: doc, ...}
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getBase64FromMultipleDocuments: function (pdfDocuments) {
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return $q(function (resolve, reject) {
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var pdfWorker = new Worker('/static/js/workers/pdf-worker.js');
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var resultCount = 0;
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var base64Map = {}; // Maps filename to base64
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pdfWorker.addEventListener('message', function (event) {
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resultCount++;
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var data = JSON.parse(event.data);
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base64Map[data.filename] = data.base64;
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if (resultCount === _.keys(pdfDocuments).length) {
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resolve(base64Map);
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}
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});
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pdfWorker.addEventListener('error', function (event) {
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reject(event);
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});
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_.forEach(pdfDocuments, function (doc, filename) {
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pdfWorker.postMessage(JSON.stringify({
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filename: filename,
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pdfDocument: doc
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}));
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});
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});
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},
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download: function (pdfDocument, filename) {
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@ -723,9 +723,9 @@ angular.module('OpenSlidesApp.motions.pdf', ['OpenSlidesApp.core.pdf'])
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params.filename = void 0; // clear this, so we do not override the default filenames for each pdf.
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var self = this;
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var pdfs = {};
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var usedFilenames = [];
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var pdfPromises = _.map(motions, function (motion) {
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var docMap = {};
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var docPromises = _.map(motions, function (motion) {
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var identifier = motion.identifier ? '-' + motion.identifier : '';
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var filename = gettextCatalog.getString('Motion') + identifier;
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@ -742,36 +742,30 @@ angular.module('OpenSlidesApp.motions.pdf', ['OpenSlidesApp.core.pdf'])
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usedFilenames.push(filename);
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filename += '.pdf';
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return $q(function (resolve, reject) {
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return $q(function (resolve) {
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// get documentProvider for every motion.
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self.getDocumentProvider(motion, params, true).then(function (documentProvider) {
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var doc = documentProvider.getDocument();
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PdfCreate.getBase64FromDocument(doc).then(function (data) {
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pdfs[filename] = data;
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resolve();
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}, function (error) {
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reject(error);
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});
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docMap[filename] = documentProvider.getDocument();
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resolve();
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});
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});
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});
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// Wait for all documents to be generated. Then put them into a zip and download it.
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$q.all(pdfPromises).then(function () {
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var zip = new JSZip();
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_.forEach(pdfs, function (data, filename) {
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zip.file(filename, data, {base64: true});
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$q.all(docPromises).then(function () {
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PdfCreate.getBase64FromMultipleDocuments(docMap).then(function (pdfMap) {
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var zip = new JSZip();
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_.forEach(pdfMap, function (data, filename) {
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zip.file(filename, data, {base64: true});
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});
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Messaging.createOrEditMessage(messageId, '<i class="fa fa-check fa-lg spacer-right"></i>' +
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gettextCatalog.getString('ZIP successfully generated.'), 'success', {timeout: 3000});
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zip.generateAsync({type: 'blob'}).then(function (content) {
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FileSaver.saveAs(content, zipFilename);
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});
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}, function (error) {
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Messaging.createOrEditMessage(messageId, '<i class="fa fa-exclamation-triangle fa-lg ' +
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'spacer-right"></i>' + gettextCatalog.getString('Error while generating ZIP file') +
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': <code>' + error + '</code>', 'error');
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});
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Messaging.createOrEditMessage(messageId, '<i class="fa fa-check fa-lg spacer-right"></i>' +
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gettextCatalog.getString('ZIP successfully generated.'), 'success', {timeout: 3000});
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zip.generateAsync({type: 'blob'}).then(function (content) {
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FileSaver.saveAs(content, zipFilename);
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});
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}, function (error) {
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Messaging.createOrEditMessage(messageId, '<i class="fa fa-exclamation-triangle fa-lg ' +
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'spacer-right"></i>' + gettextCatalog.getString('Error while generating ZIP file') +
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': <code>' + error + '</code>', 'error');
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});
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},
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createPollPdf: function (motion, version) {
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