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Merge pull request #8240 from Snuffleupagus/api-stopAtErrors

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[api-minor] Always allow e.g. rendering to continue even if there are errors, and add a `stopAtErrors` parameter to `getDocument` to opt-out of this behaviour (issue 6342, issue 3795, bug 1130815)
This commit is contained in:
Yury Delendik 2017-04-13 10:58:49 -05:00 • committed by GitHub
commit c4c44c1bbe
8 changed files with 272 additions and 52 deletions
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21
src/display/api.js
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@ -148,6 +148,10 @@ if (typeof PDFJSDev !== 'undefined' &&
* used when reading built-in CMap files. Providing a custom factory is useful
* for environments without `XMLHttpRequest` support, such as e.g. Node.js.
* The default value is {DOMCMapReaderFactory}.
* @property {boolean} stopAtErrors - (optional) Reject certain promises, e.g.
* `getOperatorList`, `getTextContent`, and `RenderTask`, when the associated
* PDF data cannot be successfully parsed, instead of attempting to recover
* whatever possible of the data. The default value is `false`.
*/
/**
@ -262,6 +266,7 @@ function getDocument(src, pdfDataRangeTransport,
params.rangeChunkSize = params.rangeChunkSize || DEFAULT_RANGE_CHUNK_SIZE;
params.disableNativeImageDecoder = params.disableNativeImageDecoder === true;
params.ignoreErrors = params.stopAtErrors !== true;
var CMapReaderFactory = params.CMapReaderFactory || DOMCMapReaderFactory;
if (!worker) {
@ -325,6 +330,7 @@ function _fetchDocument(worker, source, pdfDataRangeTransport, docId) {
!isPostMessageTransfersDisabled,
docBaseUrl: source.docBaseUrl,
disableNativeImageDecoder: source.disableNativeImageDecoder,
ignoreErrors: source.ignoreErrors,
}).then(function (workerId) {
if (worker.destroyed) {
throw new Error('Worker was destroyed');
@ -826,8 +832,6 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
this.pendingCleanup = false;
var renderingIntent = (params.intent === 'print' ? 'print' : 'display');
var renderInteractiveForms = (params.renderInteractiveForms === true ?
true : /* Default */ false);
var canvasFactory = params.canvasFactory || new DOMCanvasFactory();
if (!this.intentStates[renderingIntent]) {
@ -850,7 +854,7 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
this.transport.messageHandler.send('RenderPageRequest', {
pageIndex: this.pageNumber - 1,
intent: renderingIntent,
renderInteractiveForms: renderInteractiveForms,
renderInteractiveForms: (params.renderInteractiveForms === true),
});
}
@ -914,7 +918,7 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
/**
* @return {Promise} A promise resolved with an {@link PDFOperatorList}
* object that represents page's operator list.
* object that represents page's operator list.
*/
getOperatorList: function PDFPageProxy_getOperatorList() {
function operatorListChanged() {
@ -950,7 +954,7 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
this.transport.messageHandler.send('RenderPageRequest', {
pageIndex: this.pageIndex,
intent: renderingIntent
intent: renderingIntent,
});
}
return intentState.opListReadCapability.promise;
@ -962,12 +966,11 @@ var PDFPageProxy = (function PDFPageProxyClosure() {
* object that represent the page text content.
*/
getTextContent: function PDFPageProxy_getTextContent(params) {
params = params || {};
return this.transport.messageHandler.sendWithPromise('GetTextContent', {
pageIndex: this.pageNumber - 1,
normalizeWhitespace: (params && params.normalizeWhitespace === true ?
true : /* Default */ false),
combineTextItems: (params && params.disableCombineTextItems === true ?
false : /* Default */ true),
normalizeWhitespace: (params.normalizeWhitespace === true),
combineTextItems: (params.disableCombineTextItems !== true),
});
},