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#491: M1452075

This commit is contained in:
Cameron Kaiser 2018-04-27 08:29:45 -07:00
parent dc6513679c
commit 7b3c79d41b
2 changed files with 58 additions and 46 deletions
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35
browser/extensions/pdfjs/content/PdfStreamConverter.jsm
View File

@ -29,7 +29,8 @@ const MOZ_CENTRAL = JSON.parse('true');
const PDFJS_EVENT_ID = 'pdf.js.message';
const PDF_CONTENT_TYPE = 'application/pdf';
const PREF_PREFIX = 'pdfjs';
const PDF_VIEWER_WEB_PAGE = 'resource://pdf.js/web/viewer.html';
const PDF_VIEWER_ORIGIN = "resource://pdf.js";
const PDF_VIEWER_WEB_PAGE = "resource://pdf.js/web/viewer.html";
const MAX_NUMBER_OF_PREFS = 50;
const MAX_STRING_PREF_LENGTH = 128;
@ -111,11 +112,15 @@ function log(aMsg) {
dump(msg + '\n');
}
function getDOMWindow(aChannel) {
function getDOMWindow(aChannel, aPrincipal) {
var requestor = aChannel.notificationCallbacks ?
aChannel.notificationCallbacks :
aChannel.loadGroup.notificationCallbacks;
var win = requestor.getInterface(Components.interfaces.nsIDOMWindow);
// Ensure the window wasn't navigated to something that is not PDF.js.
if (!win.document.nodePrincipal.equals(aPrincipal)) {
return null;
}
return win;
}
@ -637,7 +642,7 @@ var RangedChromeActions = (function RangedChromeActionsClosure() {
loaded: loaded,
total: total,
chunk: self.dataListener.readData()
}, '*');
}, PDF_VIEWER_ORIGIN);
};
this.dataListener.oncomplete = function () {
self.dataListener = null;
@ -651,7 +656,7 @@ var RangedChromeActions = (function RangedChromeActionsClosure() {
pdfUrl: this.pdfUrl,
length: this.contentLength,
data: data
}, '*');
}, PDF_VIEWER_ORIGIN);
return true;
};
@ -673,13 +678,13 @@ var RangedChromeActions = (function RangedChromeActionsClosure() {
pdfjsLoadAction: 'range',
begin: args.begin,
chunk: args.chunk
}, '*');
}, PDF_VIEWER_ORIGIN);
},
onProgress: function RangedChromeActions_onProgress(evt) {
domWindow.postMessage({
pdfjsLoadAction: 'rangeProgress',
loaded: evt.loaded,
}, '*');
}, PDF_VIEWER_ORIGIN);
}
});
};
@ -728,7 +733,7 @@ var StandardChromeActions = (function StandardChromeActionsClosure() {
pdfjsLoadAction: 'progress',
loaded: loaded,
total: total
}, '*');
}, PDF_VIEWER_ORIGIN);
};
this.dataListener.oncomplete =
@ -737,7 +742,7 @@ var StandardChromeActions = (function StandardChromeActionsClosure() {
pdfjsLoadAction: 'complete',
data: data,
errorCode: errorCode
}, '*');
}, PDF_VIEWER_ORIGIN);
self.dataListener = null;
self.originalRequest = null;
@ -981,10 +986,14 @@ PdfStreamConverter.prototype = {
onDataAvailable: function(request, context, inputStream, offset, count) {
listener.onDataAvailable(aRequest, context, inputStream, offset, count);
},
onStopRequest: function(request, context, statusCode) {
// We get the DOM window here instead of before the request since it
// may have changed during a redirect.
var domWindow = getDOMWindow(channel);
onStopRequest(request, context, statusCode) {
var domWindow = getDOMWindow(channel, resourcePrincipal);
if (!Components.isSuccessCode(statusCode) || !domWindow) {
// The request may have been aborted and the document may have been
// replaced with something that is not PDF.js, abort attaching.
listener.onStopRequest(aRequest, context, statusCode);
return;
}
var actions;
if (rangeRequest || streamRequest) {
actions = new RangedChromeActions(
@ -995,7 +1004,7 @@ PdfStreamConverter.prototype = {
domWindow, contentDispositionFilename, aRequest, dataListener);
}
var requestListener = new RequestListener(actions);
domWindow.addEventListener(PDFJS_EVENT_ID, function(event) {
domWindow.document.addEventListener(PDFJS_EVENT_ID, function(event) {
requestListener.receive(event);
}, false, true);
if (actions.supportsIntegratedFind()) {

69
browser/extensions/pdfjs/content/build/pdf.worker.js vendored
View File

@ -5216,8 +5216,8 @@ var PDFFunction = (function PDFFunctionClosure() {
}
return out;
}
var domain = dict.get('Domain');
var range = dict.get('Range');
var domain = toNumberArray(dict.get('Domain'));
var range = toNumberArray(dict.get('Range'));
if (!domain || !range) {
error('No domain or range');
@ -5229,7 +5229,7 @@ var PDFFunction = (function PDFFunctionClosure() {
domain = toMultiArray(domain);
range = toMultiArray(range);
var size = dict.get('Size');
var size = toNumberArray(dict.get('Size'));
var bps = dict.get('BitsPerSample');
var order = dict.get('Order') || 1;
if (order !== 1) {
@ -5238,17 +5238,16 @@ var PDFFunction = (function PDFFunctionClosure() {
info('No support for cubic spline interpolation: ' + order);
}
var encode = dict.get('Encode');
var encode = toNumberArray(dict.get('Encode'));
if (!encode) {
encode = [];
for (var i = 0; i < inputSize; ++i) {
encode.push(0);
encode.push(size[i] - 1);
encode.push([0, size[i] - 1]);
}
} else {
encode = toMultiArray(encode);
}
encode = toMultiArray(encode);
var decode = dict.get('Decode');
var decode = toNumberArray(dict.get('Decode'));
if (!decode) {
decode = range;
} else {
@ -5350,14 +5349,10 @@ var PDFFunction = (function PDFFunctionClosure() {
constructInterpolated: function PDFFunction_constructInterpolated(str,
dict) {
var c0 = dict.get('C0') || [0];
var c1 = dict.get('C1') || [1];
var c0 = toNumberArray(dict.get('C0')) || [0];
var c1 = toNumberArray(dict.get('C1')) || [1];
var n = dict.get('N');
if (!isArray(c0) || !isArray(c1)) {
error('Illegal dictionary for interpolated function');
}
var length = c0.length;
var diff = [];
for (var i = 0; i < length; ++i) {
@ -5400,11 +5395,11 @@ var PDFFunction = (function PDFFunctionClosure() {
var fnRefs = dict.get('Functions');
var fns = [];
for (var i = 0, ii = fnRefs.length; i < ii; ++i) {
fns.push(PDFFunction.getIR(xref, xref.fetchIfRef(fnRefs[i])));
fns.push(PDFFunction.parse(xref, xref.fetchIfRef(fnRefs[i])));
}
var bounds = dict.get('Bounds');
var encode = dict.get('Encode');
var bounds = toNumberArray(dict.get('Bounds'));
var encode = toNumberArray(dict.get('Encode'));
return [CONSTRUCT_STICHED, domain, bounds, encode, fns];
},
@ -5413,14 +5408,8 @@ var PDFFunction = (function PDFFunctionClosure() {
var domain = IR[1];
var bounds = IR[2];
var encode = IR[3];
var fnsIR = IR[4];
var fns = [];
var fns = IR[4];
var tmpBuf = new Float32Array(1);
for (var i = 0, ii = fnsIR.length; i < ii; i++) {
fns.push(PDFFunction.fromIR(fnsIR[i]));
}
return function constructStichedFromIRResult(src, srcOffset,
dest, destOffset) {
var clip = function constructStichedFromIRClip(v, min, max) {
@ -5466,8 +5455,8 @@ var PDFFunction = (function PDFFunctionClosure() {
constructPostScript: function PDFFunction_constructPostScript(fn, dict,
xref) {
var domain = dict.get('Domain');
var range = dict.get('Range');
var domain = toNumberArray(dict.get('Domain'));
var range = toNumberArray(dict.get('Range'));
if (!domain) {
error('No domain.');
@ -6417,10 +6406,9 @@ var ColorSpace = (function ColorSpaceClosure() {
case 'AlternateCS':
var numComps = IR[1];
var alt = IR[2];
var tintFnIR = IR[3];
var tintFn = IR[3];
return new AlternateCS(numComps, ColorSpace.fromIR(alt),
PDFFunction.fromIR(tintFnIR));
return new AlternateCS(numComps, ColorSpace.fromIR(alt), tintFn);
case 'LabCS':
whitePoint = IR[1].WhitePoint;
blackPoint = IR[1].BlackPoint;
@ -6534,8 +6522,8 @@ var ColorSpace = (function ColorSpaceClosure() {
numComps = name.length;
}
alt = ColorSpace.parseToIR(cs[2], xref, res);
var tintFnIR = PDFFunction.getIR(xref, xref.fetchIfRef(cs[3]));
return ['AlternateCS', numComps, alt, tintFnIR];
var tintFn = PDFFunction.parse(xref, xref.fetchIfRef(cs[3]));
return ['AlternateCS', numComps, alt, tintFn];
case 'Lab':
params = xref.fetchIfRef(cs[1]).getAll();
return ['LabCS', params];
@ -31320,7 +31308,22 @@ var PostScriptParser = (function PostScriptParserClosure() {
};
return PostScriptParser;
})();
function toNumberArray(arr) {
if (!Array.isArray(arr)) {
return null;
}
var length = arr.length;
for (var i = 0; i < length; i++) {
if (typeof arr[i] !== 'number') {
var result = new Array(length);
for (var j = 0; j < length; j++) {
result[j] = +arr[j];
}
return result;
}
}
return arr;
}
var PostScriptTokenTypes = {
LBRACE: 0,
RBRACE: 1,