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Unified Diff: lib/contentFiltering.js

Issue 29865587: Issue 6843 - Log snippet filter hits (Closed) Base URL: https://hg.adblockplus.org/adblockpluschrome/
Patch Set: fixed wrapping Created Aug. 27, 2018, 7:45 p.m.
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Index: lib/contentFiltering.js
===================================================================
--- a/lib/contentFiltering.js
+++ b/lib/contentFiltering.js
@@ -17,21 +17,22 @@
/** @module contentFiltering */
"use strict";
const {RegExpFilter} = require("../adblockpluscore/lib/filterClasses");
const {ElemHide} = require("../adblockpluscore/lib/elemHide");
const {ElemHideEmulation} = require("../adblockpluscore/lib/elemHideEmulation");
+const {FilterNotifier} = require("../adblockpluscore/lib/filterNotifier");
const {Snippets, compileScript} = require("../adblockpluscore/lib/snippets");
const {checkWhitelisted} = require("./whitelisting");
const {extractHostFromFrame} = require("./url");
const {port} = require("./messaging");
-const {HitLogger} = require("./hitLogger");
+const {HitLogger, logRequest} = require("./hitLogger");
const info = require("info");
// Chromium's support for tabs.removeCSS is still a work in progress and the
// API is likely to be different from Firefox's; for now we just don't use it
// at all, even if it's available.
// See https://crbug.com/608854
const styleSheetRemovalSupported = info.platform == "gecko";
@@ -186,17 +187,17 @@
runAt: "document_start"
};
// Chrome <50 throws an exception if chrome.tabs.executeScript is called
// with a frameId of 0.
if (frameId != 0)
details.frameId = frameId;
- browser.tabs.executeScript(tabId, details)
+ return browser.tabs.executeScript(tabId, details)
.catch(error =>
{
// Sometimes a frame is added and removed very quickly, in such cases we
// simply ignore the error.
if (error.message == "The frame was removed.")
return;
// Sometimes the frame in question is just not found. We don't know why
@@ -205,49 +206,64 @@
return;
throw error;
});
}
catch (error)
{
// See the comment in the catch block associated with the call to
- // tabs.insertCSS for why we catch and ignore any errors here.
+ // tabs.insertCSS for why we catch any error here and simply
+ // return a rejected promise.
+ return Promise.reject(error);
}
}
port.on("content.applyFilters", (message, sender) =>
{
let selectors = [];
let emulatedPatterns = [];
let trace = HitLogger.hasListener(sender.page.id);
let inline = !userStyleSheetsSupported;
let {elemhide, snippets} = message.filterTypes ||
{elemhide: true, snippets: true};
if (!checkWhitelisted(sender.page, sender.frame, null,
RegExpFilter.typeMap.DOCUMENT))
{
- let hostname = extractHostFromFrame(sender.frame);
+ let docDomain = extractHostFromFrame(sender.frame);
if (snippets)
{
- for (let script of Snippets.getScriptsForDomain(hostname))
- executeScript(script, sender.page.id, sender.frame.id);
+ for (let filter of Snippets.getFiltersForDomain(docDomain))
+ {
+ executeScript(filter.script, sender.page.id, sender.frame.id).then(() =>
+ {
+ let tabIds = [sender.page.id];
+ if (filter)
+ FilterNotifier.emit("filter.hitCount", filter, 0, 0, tabIds);
+
+ logRequest(tabIds, {
+ url: sender.frame.url.href,
+ type: "SNIPPET",
+ docDomain
+ }, filter);
+ });
+ }
}
if (elemhide && !checkWhitelisted(sender.page, sender.frame, null,
RegExpFilter.typeMap.ELEMHIDE))
{
let specificOnly = checkWhitelisted(sender.page, sender.frame, null,
RegExpFilter.typeMap.GENERICHIDE);
- selectors = ElemHide.getSelectorsForDomain(hostname, specificOnly);
+ selectors = ElemHide.getSelectorsForDomain(docDomain, specificOnly);
- for (let filter of ElemHideEmulation.getRulesForDomain(hostname))
+ for (let filter of ElemHideEmulation.getRulesForDomain(docDomain))
emulatedPatterns.push({selector: filter.selector, text: filter.text});
}
}
if (!inline && !updateFrameStyles(sender.page.id, sender.frame.id,
selectors, "standard"))
{
inline = true;
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