Tim van der Meij
11 years ago
10 changed files with 384 additions and 17 deletions
@ -0,0 +1,179 @@
@@ -0,0 +1,179 @@
|
||||
/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
||||
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */ |
||||
/* Copyright 2012 Mozilla Foundation |
||||
* |
||||
* Licensed under the Apache License, Version 2.0 (the "License"); |
||||
* you may not use this file except in compliance with the License. |
||||
* You may obtain a copy of the License at |
||||
* |
||||
* http://www.apache.org/licenses/LICENSE-2.0
|
||||
* |
||||
* Unless required by applicable law or agreed to in writing, software |
||||
* distributed under the License is distributed on an "AS IS" BASIS, |
||||
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
||||
* See the License for the specific language governing permissions and |
||||
* limitations under the License. |
||||
*/ |
||||
/* globals PDFView, mozL10n */ |
||||
|
||||
'use strict'; |
||||
|
||||
var DocumentProperties = { |
||||
overlayContainer: null, |
||||
fileSize: '', |
||||
visible: false, |
||||
|
||||
// Document property fields (in the viewer).
|
||||
fileNameField: null, |
||||
fileSizeField: null, |
||||
titleField: null, |
||||
authorField: null, |
||||
subjectField: null, |
||||
keywordsField: null, |
||||
creationDateField: null, |
||||
modificationDateField: null, |
||||
creatorField: null, |
||||
producerField: null, |
||||
versionField: null, |
||||
pageCountField: null, |
||||
|
||||
initialize: function documentPropertiesInitialize(options) { |
||||
this.overlayContainer = options.overlayContainer; |
||||
|
||||
// Set the document property fields.
|
||||
this.fileNameField = options.fileNameField; |
||||
this.fileSizeField = options.fileSizeField; |
||||
this.titleField = options.titleField; |
||||
this.authorField = options.authorField; |
||||
this.subjectField = options.subjectField; |
||||
this.keywordsField = options.keywordsField; |
||||
this.creationDateField = options.creationDateField; |
||||
this.modificationDateField = options.modificationDateField; |
||||
this.creatorField = options.creatorField; |
||||
this.producerField = options.producerField; |
||||
this.versionField = options.versionField; |
||||
this.pageCountField = options.pageCountField; |
||||
|
||||
// Bind the event listener for the Close button.
|
||||
if (options.closeButton) { |
||||
options.closeButton.addEventListener('click', this.hide.bind(this)); |
||||
} |
||||
}, |
||||
|
||||
getProperties: function documentPropertiesGetProperties() { |
||||
var self = this; |
||||
|
||||
// Get the file size.
|
||||
PDFView.pdfDocument.dataLoaded().then(function(data) { |
||||
self.setFileSize(data.length); |
||||
}); |
||||
|
||||
// Get the other document properties.
|
||||
PDFView.pdfDocument.getMetadata().then(function(data) { |
||||
var fields = [ |
||||
{ field: self.fileNameField, content: PDFView.url }, |
||||
{ field: self.fileSizeField, content: self.fileSize }, |
||||
{ field: self.titleField, content: data.info.Title }, |
||||
{ field: self.authorField, content: data.info.Author }, |
||||
{ field: self.subjectField, content: data.info.Subject }, |
||||
{ field: self.keywordsField, content: data.info.Keywords }, |
||||
{ field: self.creationDateField, |
||||
content: self.parseDate(data.info.CreationDate) }, |
||||
{ field: self.modificationDateField, |
||||
content: self.parseDate(data.info.ModDate) }, |
||||
{ field: self.creatorField, content: data.info.Creator }, |
||||
{ field: self.producerField, content: data.info.Producer }, |
||||
{ field: self.versionField, content: data.info.PDFFormatVersion }, |
||||
{ field: self.pageCountField, content: PDFView.pdfDocument.numPages } |
||||
]; |
||||
|
||||
// Show the properties in the dialog.
|
||||
for (var item in fields) { |
||||
var element = fields[item]; |
||||
if (element.field && element.content !== undefined && |
||||
element.content !== '') { |
||||
element.field.textContent = element.content; |
||||
} |
||||
} |
||||
}); |
||||
}, |
||||
|
||||
setFileSize: function documentPropertiesSetFileSize(fileSize) { |
||||
var kb = Math.round(fileSize / 1024); |
||||
if (kb < 1024) { |
||||
this.fileSize = mozL10n.get('document_properties_kb', |
||||
{size_kb: kb}, '{{size_kb}} KB'); |
||||
} else { |
||||
var mb = Math.round((kb / 1024) * 100) / 100; |
||||
this.fileSize = mozL10n.get('document_properties_mb', |
||||
{size_mb: mb}, '{{size_mb}} MB'); |
||||
} |
||||
}, |
||||
|
||||
show: function documentPropertiesShow() { |
||||
if (this.visible) { |
||||
return; |
||||
} |
||||
this.visible = true; |
||||
this.overlayContainer.classList.remove('hidden'); |
||||
this.overlayContainer.lastElementChild.classList.remove('hidden'); |
||||
this.getProperties(); |
||||
}, |
||||
|
||||
hide: function documentPropertiesClose() { |
||||
if (!this.visible) { |
||||
return; |
||||
} |
||||
this.visible = false; |
||||
this.overlayContainer.classList.add('hidden'); |
||||
this.overlayContainer.lastElementChild.classList.add('hidden'); |
||||
}, |
||||
|
||||
parseDate: function documentPropertiesParseDate(inputDate) { |
||||
// This is implemented according to the PDF specification (see
|
||||
// http://www.gnupdf.org/Date for an overview), 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; |
||||
if (dateToParse === undefined) { |
||||
return ''; |
||||
} |
||||
|
||||
// Remove the D: prefix if it is available.
|
||||
if (dateToParse.substring(0,2) === 'D:') { |
||||
dateToParse = dateToParse.substring(2); |
||||
} |
||||
|
||||
// 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); |
||||
var month = parseInt(dateToParse.substring(4,6), 10) - 1; |
||||
var day = parseInt(dateToParse.substring(6,8), 10); |
||||
var hours = parseInt(dateToParse.substring(8,10), 10); |
||||
var minutes = parseInt(dateToParse.substring(10,12), 10); |
||||
var seconds = parseInt(dateToParse.substring(12,14), 10); |
||||
var utRel = dateToParse.substring(14,15); |
||||
var offsetHours = parseInt(dateToParse.substring(15,17), 10); |
||||
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(); |
||||
return mozL10n.get('document_properties_date_string', |
||||
{date: dateString, time: timeString}, |
||||
'{{date}}, {{time}}'); |
||||
} |
||||
}; |
||||
|
After Width: | Height: | Size: 1.2 KiB |
Loading…
Reference in new issue