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Issue 6393086494113792: Issue 154 - Added devtools panel showing blocked and blockable items (Closed)
Patch Set: Fixed typo in JSDoc syntax Created Feb. 2, 2016, 4:31 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) 2006-2016 Eyeo GmbH 3 * Copyright (C) 2006-2016 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 /** @module filterComposer */ 18 /** @module filterComposer */
19 19
20 let {extractHostFromFrame, stringifyURL, isThirdParty} = require("url"); 20 let {extractHostFromFrame, stringifyURL, isThirdParty} = require("url");
21 let {getKey, isFrameWhitelisted} = require("whitelisting"); 21 let {getKey, checkWhitelisted} = require("whitelisting");
22 let {defaultMatcher} = require("matcher"); 22 let {defaultMatcher} = require("matcher");
23 let {RegExpFilter} = require("filterClasses"); 23 let {RegExpFilter} = require("filterClasses");
24 24
25 function isValidString(s) { 25 function isValidString(s) {
26 return s && s.indexOf("\0") == -1; 26 return s && s.indexOf("\0") == -1;
27 } 27 }
28 28
29 function escapeChar(chr) 29 function escapeChar(chr)
30 { 30 {
31 let code = chr.charCodeAt(0); 31 let code = chr.charCodeAt(0);
(...skipping 53 matching lines...) Expand 10 before | Expand all | Expand 10 after
85 * hiding filters: {filters: [...], selectors: [...]} 85 * hiding filters: {filters: [...], selectors: [...]}
86 */ 86 */
87 exports.composeFilters = function(details) 87 exports.composeFilters = function(details)
88 { 88 {
89 let filters = []; 89 let filters = [];
90 let selectors = []; 90 let selectors = [];
91 91
92 let page = details.page; 92 let page = details.page;
93 let frame = details.frame; 93 let frame = details.frame;
94 94
95 if (!isFrameWhitelisted(page, frame, RegExpFilter.typeMap.DOCUMENT)) 95 if (!checkWhitelisted(page, frame))
96 { 96 {
97 let typeMask = RegExpFilter.typeMap[details.type]; 97 let typeMask = RegExpFilter.typeMap[details.type];
98 let docDomain = extractHostFromFrame(frame); 98 let docDomain = extractHostFromFrame(frame);
99 99
100 // Add a blocking filter for each URL of the element that can be blocked 100 // Add a blocking filter for each URL of the element that can be blocked
101 for (let url of details.urls) 101 for (let url of details.urls)
102 { 102 {
103 let urlObj = new URL(url, details.baseURL); 103 let urlObj = new URL(url, details.baseURL);
104 url = stringifyURL(urlObj); 104 url = stringifyURL(urlObj);
105 105
106 let filter = defaultMatcher.whitelist.matchesAny( 106 let filter = defaultMatcher.whitelist.matchesAny(
107 url, typeMask, docDomain, 107 url, typeMask, docDomain,
108 isThirdParty(urlObj, docDomain), 108 isThirdParty(urlObj, docDomain),
109 getKey(page, frame) 109 getKey(page, frame)
110 ); 110 );
111 111
112 if (!filter) 112 if (!filter)
113 { 113 {
114 let filterText = url.replace(/^[\w\-]+:\/+(?:www\.)?/, "||"); 114 let filterText = url.replace(/^[\w\-]+:\/+(?:www\.)?/, "||");
115 115
116 if (filters.indexOf(filterText) == -1) 116 if (filters.indexOf(filterText) == -1)
117 filters.push(filterText); 117 filters.push(filterText);
118 } 118 }
119 } 119 }
120 120
121 // If we couldn't generate any blocking filters, fallback to element hiding 121 // If we couldn't generate any blocking filters, fallback to element hiding
122 let selectors = []; 122 let selectors = [];
123 if (filters.length == 0 && !isFrameWhitelisted(page, frame, RegExpFilter.typ eMap.ELEMHIDE)) 123 if (filters.length == 0 && !checkWhitelisted(page, frame, RegExpFilter.typeM ap.ELEMHIDE))
124 { 124 {
125 // Generate CSS selectors based on the element's "id" and "class" attribut e 125 // Generate CSS selectors based on the element's "id" and "class" attribut e
126 if (isValidString(details.id)) 126 if (isValidString(details.id))
127 selectors.push("#" + escapeCSS(details.id)); 127 selectors.push("#" + escapeCSS(details.id));
128 128
129 let classes = details.classes.filter(isValidString); 129 let classes = details.classes.filter(isValidString);
130 if (classes.length > 0) 130 if (classes.length > 0)
131 selectors.push(classes.map(c => "." + escapeCSS(c)).join("")); 131 selectors.push(classes.map(c => "." + escapeCSS(c)).join(""));
132 132
133 // If there is a "src" attribute, specifiying a URL that we can't block, 133 // If there is a "src" attribute, specifiying a URL that we can't block,
134 // generate a CSS selector matching the "src" attribute 134 // generate a CSS selector matching the "src" attribute
135 if (isValidString(details.src)) 135 if (isValidString(details.src))
136 selectors.push(escapeCSS(details.tagName) + "[src=" + quoteCSS(details.s rc) + "]"); 136 selectors.push(escapeCSS(details.tagName) + "[src=" + quoteCSS(details.s rc) + "]");
137 137
138 // As last resort, if there is a "style" attribute, and we couldn't genera te 138 // As last resort, if there is a "style" attribute, and we couldn't genera te
139 // any filters so far, generate a CSS selector matching the "style" attrib ute 139 // any filters so far, generate a CSS selector matching the "style" attrib ute
140 if (isValidString(details.style) && selectors.length == 0 && filters.lengt h == 0) 140 if (isValidString(details.style) && selectors.length == 0 && filters.lengt h == 0)
141 selectors.push(escapeCSS(details.tagName) + "[style=" + quoteCSS(details .style) + "]"); 141 selectors.push(escapeCSS(details.tagName) + "[style=" + quoteCSS(details .style) + "]");
142 142
143 // Add an element hiding filter for each generated CSS selector 143 // Add an element hiding filter for each generated CSS selector
144 for (let selector of selectors) 144 for (let selector of selectors)
145 filters.push(docDomain.replace(/^www\./, "") + "##" + selector); 145 filters.push(docDomain.replace(/^www\./, "") + "##" + selector);
146 } 146 }
147 } 147 }
148 148
149 return {filters: filters, selectors: selectors}; 149 return {filters: filters, selectors: selectors};
150 }; 150 };
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