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viewer.js
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viewer.js
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/* Copyright 2016 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.
*/
'use strict';
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME')) {
var defaultUrl; // eslint-disable-line no-var
(function rewriteUrlClosure() {
// Run this code outside DOMContentLoaded to make sure that the URL
// is rewritten as soon as possible.
let queryString = document.location.search.slice(1);
let m = /(^|&)file=([^&]*)/.exec(queryString);
defaultUrl = m ? decodeURIComponent(m[2]) : '';
// Example: chrome-extension://.../http://example.com/file.pdf
let humanReadableUrl = '/' + defaultUrl + location.hash;
history.replaceState(history.state, '', humanReadableUrl);
if (top === window) {
// eslint-disable-next-line no-undef
chrome.runtime.sendMessage('showPageAction');
}
})();
}
let pdfjsWebApp, pdfjsWebAppOptions;
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('PRODUCTION')) {
pdfjsWebApp = require('./app.js');
pdfjsWebAppOptions = require('./app_options.js');
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('FIREFOX || MOZCENTRAL')) {
require('./firefoxcom.js');
require('./firefox_print_service.js');
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('GENERIC')) {
require('./genericcom.js');
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME')) {
require('./chromecom.js');
}
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME || GENERIC')) {
require('./pdf_print_service.js');
}
function getViewerConfiguration() {
return {
appContainer: document.body,
mainContainer: document.getElementById('viewerContainer'),
viewerContainer: document.getElementById('viewer'),
eventBus: null, // Using global event bus with (optional) DOM events.
toolbar: {
container: document.getElementById('toolbarViewer'),
numPages: document.getElementById('numPages'),
pageNumber: document.getElementById('pageNumber'),
scaleSelectContainer: document.getElementById('scaleSelectContainer'),
scaleSelect: document.getElementById('scaleSelect'),
customScaleOption: document.getElementById('customScaleOption'),
previous: document.getElementById('previous'),
next: document.getElementById('next'),
zoomIn: document.getElementById('zoomIn'),
zoomOut: document.getElementById('zoomOut'),
viewFind: document.getElementById('viewFind'),
openFile: document.getElementById('openFile'),
print: document.getElementById('print'),
presentationModeButton: document.getElementById('presentationMode'),
download: document.getElementById('download'),
viewBookmark: document.getElementById('viewBookmark'),
},
secondaryToolbar: {
toolbar: document.getElementById('secondaryToolbar'),
toggleButton: document.getElementById('secondaryToolbarToggle'),
toolbarButtonContainer:
document.getElementById('secondaryToolbarButtonContainer'),
presentationModeButton:
document.getElementById('secondaryPresentationMode'),
openFileButton: document.getElementById('secondaryOpenFile'),
printButton: document.getElementById('secondaryPrint'),
downloadButton: document.getElementById('secondaryDownload'),
viewBookmarkButton: document.getElementById('secondaryViewBookmark'),
firstPageButton: document.getElementById('firstPage'),
lastPageButton: document.getElementById('lastPage'),
pageRotateCwButton: document.getElementById('pageRotateCw'),
pageRotateCcwButton: document.getElementById('pageRotateCcw'),
cursorSelectToolButton: document.getElementById('cursorSelectTool'),
cursorHandToolButton: document.getElementById('cursorHandTool'),
scrollVerticalButton: document.getElementById('scrollVertical'),
scrollHorizontalButton: document.getElementById('scrollHorizontal'),
scrollWrappedButton: document.getElementById('scrollWrapped'),
spreadNoneButton: document.getElementById('spreadNone'),
spreadOddButton: document.getElementById('spreadOdd'),
spreadEvenButton: document.getElementById('spreadEven'),
documentPropertiesButton: document.getElementById('documentProperties'),
},
fullscreen: {
contextFirstPage: document.getElementById('contextFirstPage'),
contextLastPage: document.getElementById('contextLastPage'),
contextPageRotateCw: document.getElementById('contextPageRotateCw'),
contextPageRotateCcw: document.getElementById('contextPageRotateCcw'),
},
sidebar: {
// Divs (and sidebar button)
outerContainer: document.getElementById('outerContainer'),
viewerContainer: document.getElementById('viewerContainer'),
toggleButton: document.getElementById('sidebarToggle'),
// Buttons
thumbnailButton: document.getElementById('viewThumbnail'),
outlineButton: document.getElementById('viewOutline'),
attachmentsButton: document.getElementById('viewAttachments'),
// Views
thumbnailView: document.getElementById('thumbnailView'),
outlineView: document.getElementById('outlineView'),
attachmentsView: document.getElementById('attachmentsView'),
},
sidebarResizer: {
outerContainer: document.getElementById('outerContainer'),
resizer: document.getElementById('sidebarResizer'),
},
findBar: {
bar: document.getElementById('findbar'),
toggleButton: document.getElementById('viewFind'),
findField: document.getElementById('findInput'),
highlightAllCheckbox: document.getElementById('findHighlightAll'),
caseSensitiveCheckbox: document.getElementById('findMatchCase'),
entireWordCheckbox: document.getElementById('findEntireWord'),
findMsg: document.getElementById('findMsg'),
findResultsCount: document.getElementById('findResultsCount'),
findPreviousButton: document.getElementById('findPrevious'),
findNextButton: document.getElementById('findNext'),
},
passwordOverlay: {
overlayName: 'passwordOverlay',
container: document.getElementById('passwordOverlay'),
label: document.getElementById('passwordText'),
input: document.getElementById('password'),
submitButton: document.getElementById('passwordSubmit'),
cancelButton: document.getElementById('passwordCancel'),
},
documentProperties: {
overlayName: 'documentPropertiesOverlay',
container: document.getElementById('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'),
'pageSize': document.getElementById('pageSizeField'),
'linearized': document.getElementById('linearizedField'),
},
},
errorWrapper: {
container: document.getElementById('errorWrapper'),
errorMessage: document.getElementById('errorMessage'),
closeButton: document.getElementById('errorClose'),
errorMoreInfo: document.getElementById('errorMoreInfo'),
moreInfoButton: document.getElementById('errorShowMore'),
lessInfoButton: document.getElementById('errorShowLess'),
},
printContainer: document.getElementById('printContainer'),
openFileInputName: 'fileInput',
debuggerScriptPath: './debugger.js',
};
}
function webViewerLoad() {
let config = getViewerConfiguration();
if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) {
Promise.all([
SystemJS.import('pdfjs-web/app'),
SystemJS.import('pdfjs-web/app_options'),
SystemJS.import('pdfjs-web/genericcom'),
SystemJS.import('pdfjs-web/pdf_print_service'),
]).then(function([app, appOptions, ...otherModules]) {
window.PDFViewerApplication = app.PDFViewerApplication;
window.PDFViewerApplicationOptions = appOptions.AppOptions;
app.PDFViewerApplication.run(config);
});
} else {
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('CHROME')) {
pdfjsWebAppOptions.AppOptions.set('defaultUrl', defaultUrl);
}
window.PDFViewerApplication = pdfjsWebApp.PDFViewerApplication;
window.PDFViewerApplicationOptions = pdfjsWebAppOptions.AppOptions;
if (typeof PDFJSDev !== 'undefined' && PDFJSDev.test('GENERIC')) {
// Give custom implementations of the default viewer a simpler way to
// set various `AppOptions`, by dispatching an event once all viewer
// files are loaded but *before* the viewer initialization has run.
const event = document.createEvent('CustomEvent');
event.initCustomEvent('webviewerloaded', true, true, {});
document.dispatchEvent(event);
}
pdfjsWebApp.PDFViewerApplication.run(config);
}
}
if (document.readyState === 'interactive' ||
document.readyState === 'complete') {
webViewerLoad();
} else {
document.addEventListener('DOMContentLoaded', webViewerLoad, true);
}