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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-present eyeo GmbH | 3 * Copyright (C) 2006-present 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 |
| 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | 11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 * GNU General Public License for more details. | 12 * GNU General Public License for more details. |
| 13 * | 13 * |
| 14 * You should have received a copy of the GNU General Public License | 14 * You should have received a copy of the GNU General Public License |
| 15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>. | 15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>. |
| 16 */ | 16 */ |
| 17 | 17 |
| 18 "use strict"; | 18 "use strict"; |
| 19 | 19 |
| 20 const {defaultMatcher} = require("../adblockpluscore/lib/matcher"); | 20 const {defaultMatcher} = require("../adblockpluscore/lib/matcher"); |
| 21 const {RegExpFilter, WhitelistFilter} = | 21 const {RegExpFilter, WhitelistFilter} = |
| 22 require("../adblockpluscore/lib/filterClasses"); | 22 require("../adblockpluscore/lib/filterClasses"); |
| 23 const {isThirdParty} = require("../adblockpluscore/lib/domain"); | |
| 24 const {extractHostFromFrame} = require("./url"); | 23 const {extractHostFromFrame} = require("./url"); |
| 25 const {checkWhitelisted} = require("./whitelisting"); | 24 const {checkWhitelisted} = require("./whitelisting"); |
| 26 const {filterNotifier} = require("filterNotifier"); | 25 const {filterNotifier} = require("filterNotifier"); |
| 27 const {logRequest} = require("./hitLogger"); | 26 const {logRequest} = require("./hitLogger"); |
| 28 | 27 |
| 29 const {typeMap} = RegExpFilter; | 28 const {typeMap} = RegExpFilter; |
| 30 | 29 |
| 31 browser.webRequest.onHeadersReceived.addListener(details => | 30 browser.webRequest.onHeadersReceived.addListener(details => |
| 32 { | 31 { |
| 33 let url = new URL(details.url); | 32 let url = new URL(details.url); |
| 34 let parentFrame = ext.getFrame(details.tabId, details.parentFrameId); | 33 let parentFrame = ext.getFrame(details.tabId, details.parentFrameId); |
| 35 let hostname = extractHostFromFrame(parentFrame) || url.hostname; | 34 let hostname = extractHostFromFrame(parentFrame) || url.hostname; |
| 36 let thirdParty = isThirdParty(url, hostname); | |
| 37 | 35 |
| 38 let cspMatch = defaultMatcher.matchesAny(details.url, typeMap.CSP, hostname, | 36 let cspMatch = defaultMatcher.matchesAny(url, typeMap.CSP, hostname, |
| 39 thirdParty, null, false); | 37 null, false); |
| 40 if (cspMatch) | 38 if (cspMatch) |
| 41 { | 39 { |
| 42 let page = new ext.Page({id: details.tabId, url: details.url}); | 40 let page = new ext.Page({id: details.tabId, url: details.url}); |
| 43 let frame = ext.getFrame(details.tabId, details.frameId); | 41 let frame = ext.getFrame(details.tabId, details.frameId); |
| 44 | 42 |
| 45 if (checkWhitelisted(page, frame)) | 43 if (checkWhitelisted(page, frame)) |
| 46 return; | 44 return; |
| 47 | 45 |
| 48 // To avoid an extra matchesAny for the common case we assumed no | 46 // To avoid an extra matchesAny for the common case we assumed no |
| 49 // $genericblock filters applied when searching for a matching $csp filter. | 47 // $genericblock filters applied when searching for a matching $csp filter. |
| 50 // We must now pay the price by first checking for a $genericblock filter | 48 // We must now pay the price by first checking for a $genericblock filter |
| 51 // and if necessary that our $csp filter is specific. | 49 // and if necessary that our $csp filter is specific. |
| 52 let specificOnly = !!checkWhitelisted(page, frame, null, | 50 let specificOnly = !!checkWhitelisted(page, frame, null, |
| 53 typeMap.GENERICBLOCK); | 51 typeMap.GENERICBLOCK); |
| 54 if (specificOnly && !(cspMatch instanceof WhitelistFilter)) | 52 if (specificOnly && !(cspMatch instanceof WhitelistFilter)) |
| 55 { | 53 { |
| 56 cspMatch = defaultMatcher.matchesAny(details.url, typeMap.CSP, hostname, | 54 cspMatch = defaultMatcher.matchesAny(url, typeMap.CSP, hostname, |
| 57 thirdParty, null, specificOnly); | 55 null, specificOnly); |
| 58 if (!cspMatch) | 56 if (!cspMatch) |
| 59 return; | 57 return; |
| 60 } | 58 } |
| 61 | 59 |
| 62 if (cspMatch instanceof WhitelistFilter) | 60 if (cspMatch instanceof WhitelistFilter) |
| 63 { | 61 { |
| 64 logRequest([details.tabId], { | 62 logRequest( |
| 65 url: details.url, type: "CSP", docDomain: hostname, | 63 [details.tabId], |
| 66 thirdParty, specificOnly | 64 {url: details.url, type: "CSP", docDomain: hostname, specificOnly}, |
| 67 }, cspMatch); | 65 cspMatch |
| 66 ); |
| 68 filterNotifier.emit("filter.hitCount", cspMatch, 0, 0, [details.tabId]); | 67 filterNotifier.emit("filter.hitCount", cspMatch, 0, 0, [details.tabId]); |
| 69 return; | 68 return; |
| 70 } | 69 } |
| 71 | 70 |
| 72 let {blocking} = defaultMatcher.search(details.url, typeMap.CSP, hostname, | 71 let {blocking} = defaultMatcher.search(url, typeMap.CSP, hostname, null, |
| 73 thirdParty, null, specificOnly, | 72 specificOnly, "blocking"); |
| 74 "blocking"); | |
| 75 for (cspMatch of blocking) | 73 for (cspMatch of blocking) |
| 76 { | 74 { |
| 77 logRequest([details.tabId], { | 75 logRequest( |
| 78 url: details.url, type: "CSP", docDomain: hostname, | 76 [details.tabId], |
| 79 thirdParty, specificOnly | 77 {url: details.url, type: "CSP", docDomain: hostname, specificOnly}, |
| 80 }, cspMatch); | 78 cspMatch |
| 79 ); |
| 81 filterNotifier.emit("filter.hitCount", cspMatch, 0, 0, [details.tabId]); | 80 filterNotifier.emit("filter.hitCount", cspMatch, 0, 0, [details.tabId]); |
| 82 | 81 |
| 83 details.responseHeaders.push({ | 82 details.responseHeaders.push({ |
| 84 name: "Content-Security-Policy", | 83 name: "Content-Security-Policy", |
| 85 value: cspMatch.csp | 84 value: cspMatch.csp |
| 86 }); | 85 }); |
| 87 } | 86 } |
| 88 | 87 |
| 89 return {responseHeaders: details.responseHeaders}; | 88 return {responseHeaders: details.responseHeaders}; |
| 90 } | 89 } |
| 91 }, { | 90 }, { |
| 92 urls: ["http://*/*", "https://*/*"], | 91 urls: ["http://*/*", "https://*/*"], |
| 93 types: ["main_frame", "sub_frame"] | 92 types: ["main_frame", "sub_frame"] |
| 94 }, ["blocking", "responseHeaders"]); | 93 }, ["blocking", "responseHeaders"]); |
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