Merge pull request #5959 from timvandermeij/document-properties-class
Refactor document properties overlay
This commit is contained in:
Jonas Jenwald
commit
5c47a7f596
@ -1,199 +0,0 @@
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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/* Copyright 2012 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* globals Promise, mozL10n, getPDFFileNameFromURL, OverlayManager */
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'use strict';
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var DocumentProperties = {
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overlayName: null,
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rawFileSize: 0,
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// Document property fields (in the viewer).
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fileNameField: null,
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fileSizeField: null,
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titleField: null,
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authorField: null,
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subjectField: null,
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keywordsField: null,
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creationDateField: null,
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modificationDateField: null,
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creatorField: null,
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producerField: null,
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versionField: null,
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pageCountField: null,
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url: null,
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pdfDocument: null,
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initialize: function documentPropertiesInitialize(options) {
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this.overlayName = options.overlayName;
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// Set the document property fields.
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this.fileNameField = options.fileNameField;
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this.fileSizeField = options.fileSizeField;
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this.titleField = options.titleField;
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this.authorField = options.authorField;
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this.subjectField = options.subjectField;
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this.keywordsField = options.keywordsField;
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this.creationDateField = options.creationDateField;
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this.modificationDateField = options.modificationDateField;
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this.creatorField = options.creatorField;
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this.producerField = options.producerField;
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this.versionField = options.versionField;
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this.pageCountField = options.pageCountField;
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// Bind the event listener for the Close button.
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if (options.closeButton) {
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options.closeButton.addEventListener('click', this.close.bind(this));
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}
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this.dataAvailablePromise = new Promise(function (resolve) {
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this.resolveDataAvailable = resolve;
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}.bind(this));
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OverlayManager.register(this.overlayName, this.close.bind(this));
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},
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getProperties: function documentPropertiesGetProperties() {
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if (!OverlayManager.active) {
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// If the dialog was closed before dataAvailablePromise was resolved,
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// don't bother updating the properties.
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return;
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}
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// Get the file size (if it hasn't already been set).
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this.pdfDocument.getDownloadInfo().then(function(data) {
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if (data.length === this.rawFileSize) {
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return;
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}
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this.setFileSize(data.length);
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this.updateUI(this.fileSizeField, this.parseFileSize());
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}.bind(this));
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// Get the document properties.
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this.pdfDocument.getMetadata().then(function(data) {
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var fields = [
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{ field: this.fileNameField,
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content: getPDFFileNameFromURL(this.url) },
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{ field: this.fileSizeField, content: this.parseFileSize() },
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{ field: this.titleField, content: data.info.Title },
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{ field: this.authorField, content: data.info.Author },
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{ field: this.subjectField, content: data.info.Subject },
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{ field: this.keywordsField, content: data.info.Keywords },
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{ field: this.creationDateField,
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content: this.parseDate(data.info.CreationDate) },
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{ field: this.modificationDateField,
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content: this.parseDate(data.info.ModDate) },
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{ field: this.creatorField, content: data.info.Creator },
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{ field: this.producerField, content: data.info.Producer },
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{ field: this.versionField, content: data.info.PDFFormatVersion },
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{ field: this.pageCountField, content: this.pdfDocument.numPages }
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];
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// Show the properties in the dialog.
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for (var item in fields) {
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var element = fields[item];
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this.updateUI(element.field, element.content);
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}
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}.bind(this));
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},
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updateUI: function documentPropertiesUpdateUI(field, content) {
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if (field && content !== undefined && content !== '') {
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field.textContent = content;
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}
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},
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setFileSize: function documentPropertiesSetFileSize(fileSize) {
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if (fileSize > 0) {
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this.rawFileSize = fileSize;
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}
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},
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parseFileSize: function documentPropertiesParseFileSize() {
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var fileSize = this.rawFileSize, kb = fileSize / 1024;
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if (!kb) {
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return;
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} else if (kb < 1024) {
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return mozL10n.get('document_properties_kb', {
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size_kb: (+kb.toPrecision(3)).toLocaleString(),
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size_b: fileSize.toLocaleString()
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}, '{{size_kb}} KB ({{size_b}} bytes)');
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} else {
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return mozL10n.get('document_properties_mb', {
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size_mb: (+(kb / 1024).toPrecision(3)).toLocaleString(),
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size_b: fileSize.toLocaleString()
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}, '{{size_mb}} MB ({{size_b}} bytes)');
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}
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},
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open: function documentPropertiesOpen() {
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Promise.all([OverlayManager.open(this.overlayName),
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this.dataAvailablePromise]).then(function () {
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this.getProperties();
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}.bind(this));
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},
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close: function documentPropertiesClose() {
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OverlayManager.close(this.overlayName);
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},
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parseDate: function documentPropertiesParseDate(inputDate) {
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// This is implemented according to the PDF specification, but note that
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// Adobe Reader doesn't handle changing the date to universal time
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// and doesn't use the user's time zone (they're effectively ignoring
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// the HH' and mm' parts of the date string).
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var dateToParse = inputDate;
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if (dateToParse === undefined) {
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return '';
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}
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// Remove the D: prefix if it is available.
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if (dateToParse.substring(0,2) === 'D:') {
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dateToParse = dateToParse.substring(2);
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}
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// Get all elements from the PDF date string.
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// JavaScript's Date object expects the month to be between
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// 0 and 11 instead of 1 and 12, so we're correcting for this.
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var year = parseInt(dateToParse.substring(0,4), 10);
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var month = parseInt(dateToParse.substring(4,6), 10) - 1;
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var day = parseInt(dateToParse.substring(6,8), 10);
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var hours = parseInt(dateToParse.substring(8,10), 10);
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var minutes = parseInt(dateToParse.substring(10,12), 10);
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var seconds = parseInt(dateToParse.substring(12,14), 10);
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var utRel = dateToParse.substring(14,15);
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var offsetHours = parseInt(dateToParse.substring(15,17), 10);
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var offsetMinutes = parseInt(dateToParse.substring(18,20), 10);
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// As per spec, utRel = 'Z' means equal to universal time.
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// The other cases ('-' and '+') have to be handled here.
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if (utRel === '-') {
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hours += offsetHours;
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minutes += offsetMinutes;
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} else if (utRel === '+') {
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hours -= offsetHours;
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minutes -= offsetMinutes;
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}
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// Return the new date format from the user's locale.
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var date = new Date(Date.UTC(year, month, day, hours, minutes, seconds));
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var dateString = date.toLocaleDateString();
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var timeString = date.toLocaleTimeString();
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return mozL10n.get('document_properties_date_string',
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{date: dateString, time: timeString},
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'{{date}}, {{time}}');
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}
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};
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226
web/pdf_document_properties.js
Normal file
226
web/pdf_document_properties.js
Normal file
@ -0,0 +1,226 @@
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/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
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/* Copyright 2012 Mozilla Foundation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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/* globals Promise, mozL10n, getPDFFileNameFromURL, OverlayManager */
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'use strict';
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/**
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* @typedef {Object} PDFDocumentPropertiesOptions
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* @property {string} overlayName - Name/identifier for the overlay.
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* @property {Object} fields - Names and elements of the overlay's fields.
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* @property {HTMLButtonElement} closeButton - Button for closing the overlay.
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*/
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/**
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* @class
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*/
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var PDFDocumentProperties = (function PDFDocumentPropertiesClosure() {
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/**
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* @constructs PDFDocumentProperties
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* @param {PDFDocumentPropertiesOptions} options
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*/
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function PDFDocumentProperties(options) {
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this.fields = options.fields;
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this.overlayName = options.overlayName;
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this.rawFileSize = 0;
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this.url = null;
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this.pdfDocument = null;
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// Bind the event listener for the Close button.
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if (options.closeButton) {
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options.closeButton.addEventListener('click', this.close.bind(this));
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}
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this.dataAvailablePromise = new Promise(function (resolve) {
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this.resolveDataAvailable = resolve;
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}.bind(this));
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OverlayManager.register(this.overlayName, this.close.bind(this));
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}
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PDFDocumentProperties.prototype = {
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/**
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* Open the document properties overlay.
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*/
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open: function PDFDocumentProperties_open() {
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Promise.all([OverlayManager.open(this.overlayName),
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this.dataAvailablePromise]).then(function () {
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this._getProperties();
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}.bind(this));
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},
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/**
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* Close the document properties overlay.
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*/
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close: function PDFDocumentProperties_close() {
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OverlayManager.close(this.overlayName);
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},
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/**
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* Set the file size of the PDF document. This method is used to
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* update the file size in the document properties overlay once it
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* is known so we do not have to wait until the entire file is loaded.
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*
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* @param {number} fileSize - The file size of the PDF document.
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*/
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setFileSize: function PDFDocumentProperties_setFileSize(fileSize) {
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if (fileSize > 0) {
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this.rawFileSize = fileSize;
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}
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},
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/**
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* Set a reference to the PDF document and the URL in order
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* to populate the overlay fields with the document properties.
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* Note that the overlay will contain no information if this method
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* is not called.
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*
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* @param {Object} pdfDocument - A reference to the PDF document.
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* @param {string} url - The URL of the document.
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*/
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setDocumentAndUrl:
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function PDFDocumentProperties_setDocumentAndUrl(pdfDocument, url) {
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this.pdfDocument = pdfDocument;
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this.url = url;
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this.resolveDataAvailable();
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},
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/**
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* @private
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*/
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_getProperties: function PDFDocumentProperties_getProperties() {
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if (!OverlayManager.active) {
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// If the dialog was closed before dataAvailablePromise was resolved,
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// don't bother updating the properties.
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return;
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}
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// Get the file size (if it hasn't already been set).
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this.pdfDocument.getDownloadInfo().then(function(data) {
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if (data.length === this.rawFileSize) {
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return;
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}
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this.setFileSize(data.length);
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this._updateUI(this.fields['fileSize'], this._parseFileSize());
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}.bind(this));
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// Get the document properties.
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this.pdfDocument.getMetadata().then(function(data) {
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var content = {
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'fileName': getPDFFileNameFromURL(this.url),
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'fileSize': this._parseFileSize(),
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'title': data.info.Title,
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'author': data.info.Author,
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'subject': data.info.Subject,
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'keywords': data.info.Keywords,
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'creationDate': this._parseDate(data.info.CreationDate),
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'modificationDate': this._parseDate(data.info.ModDate),
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'creator': data.info.Creator,
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'producer': data.info.Producer,
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'version': data.info.PDFFormatVersion,
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'pageCount': this.pdfDocument.numPages
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};
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// Show the properties in the dialog.
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for (var identifier in content) {
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this._updateUI(this.fields[identifier], content[identifier]);
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}
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}.bind(this));
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},
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/**
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* @private
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*/
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_updateUI: function PDFDocumentProperties_updateUI(field, content) {
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if (field && content !== undefined && content !== '') {
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field.textContent = content;
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}
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},
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/**
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* @private
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*/
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_parseFileSize: function PDFDocumentProperties_parseFileSize() {
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var fileSize = this.rawFileSize, kb = fileSize / 1024;
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if (!kb) {
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return;
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} else if (kb < 1024) {
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return mozL10n.get('document_properties_kb', {
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size_kb: (+kb.toPrecision(3)).toLocaleString(),
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size_b: fileSize.toLocaleString()
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}, '{{size_kb}} KB ({{size_b}} bytes)');
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} else {
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return mozL10n.get('document_properties_mb', {
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size_mb: (+(kb / 1024).toPrecision(3)).toLocaleString(),
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size_b: fileSize.toLocaleString()
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}, '{{size_mb}} MB ({{size_b}} bytes)');
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}
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},
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/**
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* @private
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*/
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_parseDate: function PDFDocumentProperties_parseDate(inputDate) {
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// This is implemented according to the PDF specification, but note that
|
||||
// Adobe Reader doesn't handle changing the date to universal time
|
||||
// and doesn't use the user's time zone (they're effectively ignoring
|
||||
// the HH' and mm' parts of the date string).
|
||||
var dateToParse = inputDate;
|
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if (dateToParse === undefined) {
|
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return '';
|
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}
|
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|
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// Remove the D: prefix if it is available.
|
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if (dateToParse.substring(0,2) === 'D:') {
|
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dateToParse = dateToParse.substring(2);
|
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}
|
||||
|
||||
// Get all elements from the PDF date string.
|
||||
// JavaScript's Date object expects the month to be between
|
||||
// 0 and 11 instead of 1 and 12, so we're correcting for this.
|
||||
var year = parseInt(dateToParse.substring(0,4), 10);
|
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var month = parseInt(dateToParse.substring(4,6), 10) - 1;
|
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var day = parseInt(dateToParse.substring(6,8), 10);
|
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var hours = parseInt(dateToParse.substring(8,10), 10);
|
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var minutes = parseInt(dateToParse.substring(10,12), 10);
|
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var seconds = parseInt(dateToParse.substring(12,14), 10);
|
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var utRel = dateToParse.substring(14,15);
|
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var offsetHours = parseInt(dateToParse.substring(15,17), 10);
|
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var offsetMinutes = parseInt(dateToParse.substring(18,20), 10);
|
||||
|
||||
// As per spec, utRel = 'Z' means equal to universal time.
|
||||
// The other cases ('-' and '+') have to be handled here.
|
||||
if (utRel === '-') {
|
||||
hours += offsetHours;
|
||||
minutes += offsetMinutes;
|
||||
} else if (utRel === '+') {
|
||||
hours -= offsetHours;
|
||||
minutes -= offsetMinutes;
|
||||
}
|
||||
|
||||
// Return the new date format from the user's locale.
|
||||
var date = new Date(Date.UTC(year, month, day, hours, minutes, seconds));
|
||||
var dateString = date.toLocaleDateString();
|
||||
var timeString = date.toLocaleTimeString();
|
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return mozL10n.get('document_properties_date_string',
|
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{date: dateString, time: timeString},
|
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'{{date}}, {{time}}');
|
||||
}
|
||||
};
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||||
|
||||
return PDFDocumentProperties;
|
||||
})();
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||||
@ -25,7 +25,6 @@ var SecondaryToolbar = {
|
||||
|
||||
initialize: function secondaryToolbarInitialize(options) {
|
||||
this.toolbar = options.toolbar;
|
||||
this.documentProperties = options.documentProperties;
|
||||
this.buttonContainer = this.toolbar.firstElementChild;
|
||||
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// Define the toolbar buttons.
|
||||
@ -115,7 +114,7 @@ var SecondaryToolbar = {
|
||||
},
|
||||
|
||||
documentPropertiesClick: function secondaryToolbarDocumentPropsClick(evt) {
|
||||
this.documentProperties.open();
|
||||
PDFViewerApplication.pdfDocumentProperties.open();
|
||||
this.close();
|
||||
},
|
||||
|
||||
|
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@ -86,7 +86,7 @@ http://sourceforge.net/adobe/cmap/wiki/License/
|
||||
<script src="hand_tool.js"></script>
|
||||
<script src="overlay_manager.js"></script>
|
||||
<script src="password_prompt.js"></script>
|
||||
<script src="document_properties.js"></script>
|
||||
<script src="pdf_document_properties.js"></script>
|
||||
<!--#endif-->
|
||||
|
||||
<!--#if !MINIFIED -->
|
||||
|
||||
@ -19,7 +19,7 @@
|
||||
PDFHistory, Preferences, SidebarView, ViewHistory, Stats,
|
||||
PDFThumbnailViewer, URL, noContextMenuHandler, SecondaryToolbar,
|
||||
PasswordPrompt, PDFPresentationMode, HandTool, Promise,
|
||||
DocumentProperties, PDFOutlineView, PDFAttachmentView,
|
||||
PDFDocumentProperties, PDFOutlineView, PDFAttachmentView,
|
||||
OverlayManager, PDFFindController, PDFFindBar, getVisibleElements,
|
||||
watchScroll, PDFViewer, PDFRenderingQueue, PresentationModeState,
|
||||
RenderingStates, DEFAULT_SCALE, UNKNOWN_SCALE,
|
||||
@ -88,7 +88,7 @@ var mozL10n = document.mozL10n || document.webL10n;
|
||||
//#include hand_tool.js
|
||||
//#include overlay_manager.js
|
||||
//#include password_prompt.js
|
||||
//#include document_properties.js
|
||||
//#include pdf_document_properties.js
|
||||
//#include pdf_viewer.js
|
||||
//#include pdf_thumbnail_viewer.js
|
||||
//#include pdf_outline_view.js
|
||||
@ -109,6 +109,8 @@ var PDFViewerApplication = {
|
||||
pdfRenderingQueue: null,
|
||||
/** @type {PDFPresentationMode} */
|
||||
pdfPresentationMode: null,
|
||||
/** @type {PDFDocumentProperties} */
|
||||
pdfDocumentProperties: null,
|
||||
pageRotation: 0,
|
||||
updateScaleControls: true,
|
||||
isInitialViewSet: false,
|
||||
@ -172,6 +174,25 @@ var PDFViewerApplication = {
|
||||
toggleHandTool: document.getElementById('toggleHandTool')
|
||||
});
|
||||
|
||||
this.pdfDocumentProperties = new PDFDocumentProperties({
|
||||
overlayName: 'documentPropertiesOverlay',
|
||||
closeButton: document.getElementById('documentPropertiesClose'),
|
||||
fields: {
|
||||
'fileName': document.getElementById('fileNameField'),
|
||||
'fileSize': document.getElementById('fileSizeField'),
|
||||
'title': document.getElementById('titleField'),
|
||||
'author': document.getElementById('authorField'),
|
||||
'subject': document.getElementById('subjectField'),
|
||||
'keywords': document.getElementById('keywordsField'),
|
||||
'creationDate': document.getElementById('creationDateField'),
|
||||
'modificationDate': document.getElementById('modificationDateField'),
|
||||
'creator': document.getElementById('creatorField'),
|
||||
'producer': document.getElementById('producerField'),
|
||||
'version': document.getElementById('versionField'),
|
||||
'pageCount': document.getElementById('pageCountField')
|
||||
}
|
||||
});
|
||||
|
||||
SecondaryToolbar.initialize({
|
||||
toolbar: document.getElementById('secondaryToolbar'),
|
||||
toggleButton: document.getElementById('secondaryToolbarToggle'),
|
||||
@ -185,7 +206,6 @@ var PDFViewerApplication = {
|
||||
lastPage: document.getElementById('lastPage'),
|
||||
pageRotateCw: document.getElementById('pageRotateCw'),
|
||||
pageRotateCcw: document.getElementById('pageRotateCcw'),
|
||||
documentProperties: DocumentProperties,
|
||||
documentPropertiesButton: document.getElementById('documentProperties')
|
||||
});
|
||||
|
||||
@ -216,23 +236,6 @@ var PDFViewerApplication = {
|
||||
passwordCancel: document.getElementById('passwordCancel')
|
||||
});
|
||||
|
||||
DocumentProperties.initialize({
|
||||
overlayName: 'documentPropertiesOverlay',
|
||||
closeButton: document.getElementById('documentPropertiesClose'),
|
||||
fileNameField: document.getElementById('fileNameField'),
|
||||
fileSizeField: document.getElementById('fileSizeField'),
|
||||
titleField: document.getElementById('titleField'),
|
||||
authorField: document.getElementById('authorField'),
|
||||
subjectField: document.getElementById('subjectField'),
|
||||
keywordsField: document.getElementById('keywordsField'),
|
||||
creationDateField: document.getElementById('creationDateField'),
|
||||
modificationDateField: document.getElementById('modificationDateField'),
|
||||
creatorField: document.getElementById('creatorField'),
|
||||
producerField: document.getElementById('producerField'),
|
||||
versionField: document.getElementById('versionField'),
|
||||
pageCountField: document.getElementById('pageCountField')
|
||||
});
|
||||
|
||||
var self = this;
|
||||
var initializedPromise = Promise.all([
|
||||
Preferences.get('enableWebGL').then(function resolved(value) {
|
||||
@ -410,7 +413,8 @@ var PDFViewerApplication = {
|
||||
pdfDataRangeTransport);
|
||||
|
||||
if (args.length) {
|
||||
DocumentProperties.setFileSize(args.length);
|
||||
PDFViewerApplication.pdfDocumentProperties
|
||||
.setFileSize(args.length);
|
||||
}
|
||||
break;
|
||||
case 'range':
|
||||
@ -556,7 +560,7 @@ var PDFViewerApplication = {
|
||||
);
|
||||
|
||||
if (args && args.length) {
|
||||
DocumentProperties.setFileSize(args.length);
|
||||
PDFViewerApplication.pdfDocumentProperties.setFileSize(args.length);
|
||||
}
|
||||
},
|
||||
|
||||
@ -853,9 +857,7 @@ var PDFViewerApplication = {
|
||||
|
||||
this.pdfDocument = pdfDocument;
|
||||
|
||||
DocumentProperties.url = this.url;
|
||||
DocumentProperties.pdfDocument = pdfDocument;
|
||||
DocumentProperties.resolveDataAvailable();
|
||||
this.pdfDocumentProperties.setDocumentAndUrl(pdfDocument, this.url);
|
||||
|
||||
var downloadedPromise = pdfDocument.getDownloadInfo().then(function() {
|
||||
self.downloadComplete = true;
|
||||
|
||||
Loading…
Reference in New Issue
Block a user