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Adds initial telemetry probes

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This commit is contained in:
Yury Delendik 2013-08-16 09:53:05 -05:00
parent 5ca1c84564
commit ba23a9e8f9
6 changed files with 237 additions and 3 deletions
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51
extensions/firefox/components/PdfStreamConverter.js
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@ -16,7 +16,7 @@
*/
/* jshint esnext:true */
/* globals Components, Services, XPCOMUtils, NetUtil, PrivateBrowsingUtils,
dump, NetworkManager */
dump, NetworkManager, PdfJsTelemetry */
'use strict';
@ -42,6 +42,9 @@ Cu.import('resource://pdf.js/network.js');
XPCOMUtils.defineLazyModuleGetter(this, 'PrivateBrowsingUtils',
'resource://gre/modules/PrivateBrowsingUtils.jsm');
XPCOMUtils.defineLazyModuleGetter(this, 'PdfJsTelemetry',
'resource://pdf.js/PdfJsTelemetry.jsm');
var Svc = {};
XPCOMUtils.defineLazyServiceGetter(Svc, 'mime',
'@mozilla.org/mime;1',
@ -194,6 +197,12 @@ PdfDataListener.prototype = {
function ChromeActions(domWindow, contentDispositionFilename) {
this.domWindow = domWindow;
this.contentDispositionFilename = contentDispositionFilename;
this.telemetryState = {
documentInfo: false,
firstPageInfo: false,
streamTypesUsed: [],
startAt: Date.now()
};
}
ChromeActions.prototype = {
@ -321,12 +330,49 @@ ChromeActions.prototype = {
supportsDocumentColors: function() {
return getBoolPref('browser.display.use_document_colors', true);
},
reportTelemetry: function (data) {
var probeInfo = JSON.parse(data);
switch (probeInfo.type) {
case 'documentInfo':
if (!this.telemetryState.documentInfo) {
PdfJsTelemetry.onDocumentVersion(probeInfo.version | 0);
PdfJsTelemetry.onDocumentGenerator(probeInfo.generator | 0);
if (probeInfo.formType) {
PdfJsTelemetry.onForm(probeInfo.formType === 'acroform');
}
this.telemetryState.documentInfo = true;
}
break;
case 'pageInfo':
if (!this.telemetryState.firstPageInfo) {
var duration = Date.now() - this.telemetryState.startAt;
PdfJsTelemetry.onTimeToView(duration);
this.telemetryState.firstPageInfo = true;
}
break;
case 'streamInfo':
if (!Array.isArray(probeInfo.streamTypes)) {
break;
}
for (var i = 0; i < probeInfo.streamTypes.length; i++) {
var streamTypeId = probeInfo.streamTypes[i] | 0;
if (streamTypeId >= 0 && streamTypeId < 10 &&
!this.telemetryState.streamTypesUsed[streamTypeId]) {
PdfJsTelemetry.onStreamType(streamTypeId);
this.telemetryState.streamTypesUsed[streamTypeId] = true;
}
}
break;
}
},
fallback: function(url, sendResponse) {
var self = this;
var domWindow = this.domWindow;
var strings = getLocalizedStrings('chrome.properties');
var message = getLocalizedString(strings, 'unsupported_feature');
PdfJsTelemetry.onFallback();
var notificationBox = null;
try {
// Based on MDN's "Working with windows in chrome code"
@ -730,6 +776,9 @@ PdfStreamConverter.prototype = {
false);
}
PdfJsTelemetry.onViewerIsUsed();
PdfJsTelemetry.onDocumentSize(aRequest.contentLength);
if (!rangeRequest) {
// Creating storage for PDF data
var contentLength = aRequest.contentLength;