Extract parsing of debugging hash parameters into its own method in PDFViewerApplication
In order to move viewer related options from the global `PDFJS` object and into the initialization of the relevant components, we'll need to parse the hash parameters *before* calling `PDFViewerApplication._initializeViewerComponents`.
This commit is contained in:
Jonas Jenwald
parent
f9a0515452
commit
25d6bc9de9
169
web/app.js
169
web/app.js
@ -162,6 +162,8 @@ let PDFViewerApplication = {
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this.appConfig = appConfig;
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return this._readPreferences().then(() => {
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return this._parseHashParameters();
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}).then(() => {
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return this._initializeL10n();
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}).then(() => {
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return this._initializeViewerComponents();
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@ -268,19 +270,86 @@ let PDFViewerApplication = {
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]).catch(function(reason) { });
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},
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_initializeL10n() {
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// Locale can be changed only when special debugging flags is present in
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// the hash section of the URL, or development version of viewer is used.
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// It is not possible to change locale for Firefox extension builds.
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/**
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* @private
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*/
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_parseHashParameters() {
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let { appConfig, viewerPrefs, } = this;
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let waitOn = [];
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if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION') ||
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(!PDFJSDev.test('FIREFOX || MOZCENTRAL') &&
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this.viewerPrefs['pdfBugEnabled'])) {
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viewerPrefs['pdfBugEnabled']) {
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// Special debugging flags in the hash section of the URL.
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let hash = document.location.hash.substring(1);
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let hashParams = parseQueryString(hash);
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if ('locale' in hashParams) {
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if ('disableworker' in hashParams) {
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PDFJS.disableWorker = (hashParams['disableworker'] === 'true');
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}
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if ('disablerange' in hashParams) {
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PDFJS.disableRange = (hashParams['disablerange'] === 'true');
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}
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if ('disablestream' in hashParams) {
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PDFJS.disableStream = (hashParams['disablestream'] === 'true');
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}
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if ('disableautofetch' in hashParams) {
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PDFJS.disableAutoFetch = (hashParams['disableautofetch'] === 'true');
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}
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if ('disablefontface' in hashParams) {
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PDFJS.disableFontFace = (hashParams['disablefontface'] === 'true');
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}
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if ('disablehistory' in hashParams) {
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PDFJS.disableHistory = (hashParams['disablehistory'] === 'true');
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}
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if ('webgl' in hashParams) {
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PDFJS.disableWebGL = (hashParams['webgl'] !== 'true');
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}
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if ('useonlycsszoom' in hashParams) {
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PDFJS.useOnlyCssZoom = (hashParams['useonlycsszoom'] === 'true');
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}
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if ('verbosity' in hashParams) {
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PDFJS.verbosity = hashParams['verbosity'] | 0;
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}
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if ((typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) &&
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hashParams['disablebcmaps'] === 'true') {
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PDFJS.cMapUrl = '../external/cmaps/';
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PDFJS.cMapPacked = false;
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}
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if ('textlayer' in hashParams) {
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switch (hashParams['textlayer']) {
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case 'off':
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PDFJS.disableTextLayer = true;
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break;
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case 'visible':
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case 'shadow':
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case 'hover':
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let viewer = appConfig.viewerContainer;
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viewer.classList.add('textLayer-' + hashParams['textlayer']);
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break;
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}
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}
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if ('pdfbug' in hashParams) {
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PDFJS.pdfBug = true;
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let pdfBug = hashParams['pdfbug'];
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let enabled = pdfBug.split(',');
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waitOn.push(loadAndEnablePDFBug(enabled));
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}
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// Locale can be changed only when special debugging flags is present in
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// the hash section of the URL, or development version of viewer is used.
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// It is not possible to change locale for Firefox extension builds.
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if ((typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION') ||
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!PDFJSDev.test('FIREFOX || MOZCENTRAL')) && 'locale' in hashParams) {
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PDFJS.locale = hashParams['locale'];
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}
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}
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return Promise.all(waitOn);
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},
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/**
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* @private
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*/
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_initializeL10n() {
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this.l10n = this.externalServices.createL10n();
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return this.l10n.getDirection().then((dir) => {
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document.getElementsByTagName('html')[0].dir = dir;
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@ -291,7 +360,7 @@ let PDFViewerApplication = {
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* @private
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*/
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_initializeViewerComponents() {
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let appConfig = this.appConfig;
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let { appConfig, viewerPrefs, } = this;
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return new Promise((resolve, reject) => {
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this.overlayManager = new OverlayManager();
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@ -320,11 +389,11 @@ let PDFViewerApplication = {
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renderingQueue: pdfRenderingQueue,
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linkService: pdfLinkService,
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downloadManager,
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renderer: this.viewerPrefs['renderer'],
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renderer: viewerPrefs['renderer'],
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l10n: this.l10n,
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enhanceTextSelection: this.viewerPrefs['enhanceTextSelection'],
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renderInteractiveForms: this.viewerPrefs['renderInteractiveForms'],
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enablePrintAutoRotate: this.viewerPrefs['enablePrintAutoRotate'],
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enhanceTextSelection: viewerPrefs['enhanceTextSelection'],
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renderInteractiveForms: viewerPrefs['renderInteractiveForms'],
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enablePrintAutoRotate: viewerPrefs['enablePrintAutoRotate'],
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});
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pdfRenderingQueue.setViewer(this.pdfViewer);
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pdfLinkService.setViewer(this.pdfViewer);
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@ -1461,7 +1530,6 @@ function webViewerInitialized() {
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file = appConfig.defaultUrl;
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}
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let waitForBeforeOpening = [];
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if (typeof PDFJSDev === 'undefined' || PDFJSDev.test('GENERIC')) {
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let fileInput = document.createElement('input');
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fileInput.id = appConfig.openFileInputName;
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@ -1492,66 +1560,6 @@ function webViewerInitialized() {
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appConfig.secondaryToolbar.openFileButton.setAttribute('hidden', 'true');
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}
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if ((typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) ||
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PDFViewerApplication.viewerPrefs['pdfBugEnabled']) {
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// Special debugging flags in the hash section of the URL.
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let hash = document.location.hash.substring(1);
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let hashParams = parseQueryString(hash);
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if ('disableworker' in hashParams) {
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PDFJS.disableWorker = (hashParams['disableworker'] === 'true');
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}
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if ('disablerange' in hashParams) {
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PDFJS.disableRange = (hashParams['disablerange'] === 'true');
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}
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if ('disablestream' in hashParams) {
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PDFJS.disableStream = (hashParams['disablestream'] === 'true');
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}
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if ('disableautofetch' in hashParams) {
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PDFJS.disableAutoFetch = (hashParams['disableautofetch'] === 'true');
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}
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if ('disablefontface' in hashParams) {
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PDFJS.disableFontFace = (hashParams['disablefontface'] === 'true');
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}
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if ('disablehistory' in hashParams) {
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PDFJS.disableHistory = (hashParams['disablehistory'] === 'true');
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}
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if ('webgl' in hashParams) {
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PDFJS.disableWebGL = (hashParams['webgl'] !== 'true');
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}
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if ('useonlycsszoom' in hashParams) {
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PDFJS.useOnlyCssZoom = (hashParams['useonlycsszoom'] === 'true');
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}
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if ('verbosity' in hashParams) {
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PDFJS.verbosity = hashParams['verbosity'] | 0;
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}
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if (typeof PDFJSDev === 'undefined' || !PDFJSDev.test('PRODUCTION')) {
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if ('disablebcmaps' in hashParams && hashParams['disablebcmaps']) {
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PDFJS.cMapUrl = '../external/cmaps/';
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PDFJS.cMapPacked = false;
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}
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}
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if ('textlayer' in hashParams) {
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switch (hashParams['textlayer']) {
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case 'off':
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PDFJS.disableTextLayer = true;
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break;
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case 'visible':
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case 'shadow':
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case 'hover':
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let viewer = appConfig.viewerContainer;
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viewer.classList.add('textLayer-' + hashParams['textlayer']);
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break;
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}
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}
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if ('pdfbug' in hashParams) {
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PDFJS.pdfBug = true;
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let pdfBug = hashParams['pdfbug'];
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let enabled = pdfBug.split(',');
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waitForBeforeOpening.push(loadAndEnablePDFBug(enabled));
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}
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}
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if (typeof PDFJSDev !== 'undefined' &&
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PDFJSDev.test('FIREFOX || MOZCENTRAL') &&
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!PDFViewerApplication.supportsDocumentFonts) {
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@ -1587,11 +1595,11 @@ function webViewerInitialized() {
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PDFViewerApplication.pdfSidebar.toggle();
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});
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Promise.all(waitForBeforeOpening).then(function () {
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Promise.resolve().then(function() {
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webViewerOpenFileViaURL(file);
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}).catch(function (reason) {
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}).catch(function(reason) {
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PDFViewerApplication.l10n.get('loading_error', null,
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'An error occurred while opening.').then((msg) => {
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'An error occurred while loading the PDF.').then((msg) => {
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PDFViewerApplication.error(msg, reason);
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});
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});
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@ -1614,10 +1622,7 @@ if (typeof PDFJSDev === 'undefined' || PDFJSDev.test('GENERIC')) {
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xhr.responseType = 'arraybuffer';
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xhr.send();
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} catch (ex) {
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PDFViewerApplication.l10n.get('loading_error', null,
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'An error occurred while loading the PDF.').then((msg) => {
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PDFViewerApplication.error(msg, ex);
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});
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throw ex;
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}
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return;
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}
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@ -1632,9 +1637,9 @@ if (typeof PDFJSDev === 'undefined' || PDFJSDev.test('GENERIC')) {
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PDFViewerApplication.initPassiveLoading();
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};
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} else {
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webViewerOpenFileViaURL = function webViewerOpenFileURL(file) {
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webViewerOpenFileViaURL = function webViewerOpenFileViaURL(file) {
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if (file) {
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throw new Error('Not implemented: webViewerOpenFileURL');
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throw new Error('Not implemented: webViewerOpenFileViaURL');
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}
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};
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}
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