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Delta Between Two Patch Sets: lib/requestBlocker.js

Issue 29421712: Issue 5184 - Support Firefox-specific webRequest types (Closed) Base URL: https://hg.adblockplus.org/adblockpluschrome/
Left Patch Set: Created April 25, 2017, 4:25 p.m.
Right Patch Set: Use for..in Created May 20, 2017, 6:54 p.m.
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1 /* 1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>, 2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-2017 eyeo GmbH 3 * Copyright (C) 2006-2017 eyeo GmbH
4 * 4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify 5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as 6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
8 * 8 *
9 * Adblock Plus is distributed in the hope that it will be useful, 9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of 10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
(...skipping 11 matching lines...) Expand all
22 const {Filter, RegExpFilter, BlockingFilter} = require("filterClasses"); 22 const {Filter, RegExpFilter, BlockingFilter} = require("filterClasses");
23 const {Subscription} = require("subscriptionClasses"); 23 const {Subscription} = require("subscriptionClasses");
24 const {defaultMatcher} = require("matcher"); 24 const {defaultMatcher} = require("matcher");
25 const {FilterNotifier} = require("filterNotifier"); 25 const {FilterNotifier} = require("filterNotifier");
26 const {Prefs} = require("prefs"); 26 const {Prefs} = require("prefs");
27 const {checkWhitelisted, getKey} = require("whitelisting"); 27 const {checkWhitelisted, getKey} = require("whitelisting");
28 const {stringifyURL, extractHostFromFrame, isThirdParty} = require("url"); 28 const {stringifyURL, extractHostFromFrame, isThirdParty} = require("url");
29 const {port} = require("messaging"); 29 const {port} = require("messaging");
30 const devtools = require("devtools"); 30 const devtools = require("devtools");
31 31
32 // Chrome can't distinguish between OBJECT_SUBREQUEST and OBJECT requests. 32 // Chrome and Firefox (WebExtensions) can't distinguish between
33 // OBJECT_SUBREQUEST and OBJECT requests.
33 RegExpFilter.typeMap.OBJECT_SUBREQUEST = RegExpFilter.typeMap.OBJECT; 34 RegExpFilter.typeMap.OBJECT_SUBREQUEST = RegExpFilter.typeMap.OBJECT;
35
36 // Map of content types reported by the browser to the respecitve content types
37 // used by Adblock Plus. Other content types are simply mapped to OTHER.
38 let resourceTypes = new Map(function*()
39 {
40 for (let type in RegExpFilter.typeMap)
41 yield [type.toLowerCase(), type];
42
43 yield ["sub_frame", "SUBDOCUMENT"];
44
45 // Treat navigator.sendBeacon() the same as <a ping>, it's essentially the
46 // same concept - merely generalized.
47 yield ["beacon", "PING"];
48
49 // Treat <img srcset> and <picture> the same as other images.
50 yield ["imageset", "IMAGE"];
51 }());
34 52
35 function onBeforeRequestAsync(page, url, type, docDomain, 53 function onBeforeRequestAsync(page, url, type, docDomain,
36 thirdParty, sitekey, 54 thirdParty, sitekey,
37 specificOnly, filter) 55 specificOnly, filter)
38 { 56 {
39 if (filter) 57 if (filter)
40 FilterNotifier.emit("filter.hitCount", filter, 0, 0, page); 58 FilterNotifier.emit("filter.hitCount", filter, 0, 0, page);
41 59
42 if (devtools) 60 if (devtools)
43 { 61 {
(...skipping 12 matching lines...) Expand all
56 74
57 let urlString = stringifyURL(url); 75 let urlString = stringifyURL(url);
58 let docDomain = extractHostFromFrame(frame); 76 let docDomain = extractHostFromFrame(frame);
59 let thirdParty = isThirdParty(url, docDomain); 77 let thirdParty = isThirdParty(url, docDomain);
60 let sitekey = getKey(page, frame); 78 let sitekey = getKey(page, frame);
61 79
62 let specificOnly = !!checkWhitelisted( 80 let specificOnly = !!checkWhitelisted(
63 page, frame, RegExpFilter.typeMap.GENERICBLOCK 81 page, frame, RegExpFilter.typeMap.GENERICBLOCK
64 ); 82 );
65 83
84 let mappedType = resourceTypes.get(type) || "OTHER";
85
66 let filter = defaultMatcher.matchesAny( 86 let filter = defaultMatcher.matchesAny(
67 urlString, RegExpFilter.typeMap[type], 87 urlString, RegExpFilter.typeMap[mappedType],
68 docDomain, thirdParty, sitekey, specificOnly 88 docDomain, thirdParty, sitekey, specificOnly
69 ); 89 );
70 90
71 setTimeout(onBeforeRequestAsync, 0, page, urlString, 91 setTimeout(onBeforeRequestAsync, 0, page, urlString,
72 type, docDomain, 92 mappedType, docDomain,
73 thirdParty, sitekey, 93 thirdParty, sitekey,
74 specificOnly, filter); 94 specificOnly, filter);
75 95
76 return !(filter instanceof BlockingFilter); 96 return !(filter instanceof BlockingFilter);
77 }); 97 });
78 98
79 port.on("filters.collapse", (message, sender) => 99 port.on("filters.collapse", (message, sender) =>
80 { 100 {
81 if (checkWhitelisted(sender.page, sender.frame)) 101 if (checkWhitelisted(sender.page, sender.frame))
82 return false; 102 return false;
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162 if (msg.requestType in chrome.webRequest.ResourceType) 182 if (msg.requestType in chrome.webRequest.ResourceType)
163 return false; 183 return false;
164 184
165 return ext.webRequest.onBeforeRequest._dispatch( 185 return ext.webRequest.onBeforeRequest._dispatch(
166 new URL(msg.url), 186 new URL(msg.url),
167 msg.requestType, 187 msg.requestType,
168 sender.page, 188 sender.page,
169 sender.frame 189 sender.frame
170 ).includes(false); 190 ).includes(false);
171 }); 191 });
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