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Issue 29336349: Issue 3585 - Merge element hiding rules for the same domain (Closed)
Patch Set: Renamed matchDomain variable Created Feb. 16, 2016, 3:12 p.m.
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1 "use strict"; 1 "use strict";
2 2
3 let readline = require("readline"); 3 let readline = require("readline");
4 let punycode = require("punycode"); 4 let punycode = require("punycode");
5 let tldjs = require("tldjs"); 5 let tldjs = require("tldjs");
6 let filterClasses = require("./adblockplus.js"); 6 let filterClasses = require("./adblockplus.js");
7 7
8 let typeMap = filterClasses.RegExpFilter.typeMap; 8 let typeMap = filterClasses.RegExpFilter.typeMap;
9 9
10 const selectorLimit = 5000;
11
10 let requestFilters = []; 12 let requestFilters = [];
11 let requestExceptions = []; 13 let requestExceptions = [];
12 let elemhideFilters = []; 14 let elemhideFilters = [];
13 let elemhideExceptions = []; 15 let elemhideExceptions = [];
14 let elemhideSelectorExceptions = new Map(); 16 let elemhideSelectorExceptions = new Map();
15 17
16 function recordException(filter) 18 function recordException(filter)
17 { 19 {
18 if (filter.contentType & (typeMap.IMAGE 20 if (filter.contentType & (typeMap.IMAGE
19 | typeMap.STYLESHEET 21 | typeMap.STYLESHEET
(...skipping 73 matching lines...) Expand 10 before | Expand all | Expand 10 after
93 95
94 function convertElemHideFilter(filter) 96 function convertElemHideFilter(filter)
95 { 97 {
96 let included = []; 98 let included = [];
97 let excluded = []; 99 let excluded = [];
98 let rules = []; 100 let rules = [];
99 101
100 parseDomains(filter.domains, included, excluded); 102 parseDomains(filter.domains, included, excluded);
101 103
102 if (excluded.length == 0 && !(filter.selector in elemhideSelectorExceptions)) 104 if (excluded.length == 0 && !(filter.selector in elemhideSelectorExceptions))
103 { 105 return {matchDomains: included.map(matchDomain), selector: filter.selector};
104 let action = {
105 type: "css-display-none",
106 selector: filter.selector
107 };
108
109 for (let domain of included)
110 rules.push({
111 trigger: {"url-filter": matchDomain(domain)},
112 action: action
113 });
114
115 if (included.length == 0)
116 rules.push({
117 trigger: {"url-filter": "^https?://"},
118 action: action
119 });
120 }
121
122 return rules;
123 } 106 }
124 107
125 function toRegExp(text) 108 function toRegExp(text)
126 { 109 {
127 let result = ""; 110 let result = "";
128 let lastIndex = text.length - 1; 111 let lastIndex = text.length - 1;
129 112
130 for (let i = 0; i < text.length; i++) 113 for (let i = 0; i < text.length; i++)
131 { 114 {
132 let c = text[i]; 115 let c = text[i];
(...skipping 141 matching lines...) Expand 10 before | Expand all | Expand 10 after
274 function logRules() 257 function logRules()
275 { 258 {
276 let rules = []; 259 let rules = [];
277 260
278 function addRule(rule) 261 function addRule(rule)
279 { 262 {
280 if (!hasNonASCI(rule)) 263 if (!hasNonASCI(rule))
281 rules.push(rule); 264 rules.push(rule);
282 } 265 }
283 266
284 // HACK: We ignore element hiding filter for now to get the list of 267 let groupedElemhideFilters = new Map();
285 // rules down below 50K. This limit is enforced by iOS and Safari. 268 for (let filter of elemhideFilters)
286 // To be undone with https://issues.adblockplus.org/ticket/3585 269 {
270 let result = convertElemHideFilter(filter);
271 if (!result)
272 continue;
287 273
288 //for (let filter of elemhideFilters) 274 if (result.matchDomains.length == 0)
289 // convertElemHideFilter(filter).forEach(addRule); 275 result.matchDomains = ["^https?://"];
290 //for (let filter of elemhideExceptions) 276
291 // addRule(convertFilter(filter, "ignore-previous-rules", false)); 277 for (let matchDomain of result.matchDomains)
278 {
279 let group = groupedElemhideFilters.get(matchDomain) || [];
280 group.push(result.selector);
281 groupedElemhideFilters.set(matchDomain, group);
282 }
283 }
284
285 groupedElemhideFilters.forEach((selectors, matchDomain) =>
286 {
287 while (selectors.length)
288 {
289 addRule({
290 trigger: {"url-filter": matchDomain},
291 action: {type: "css-display-none"},
292 selector: selectors.splice(0, selectorLimit).join(", ")
293 });
294 }
295 });
296
297 for (let filter of elemhideExceptions)
298 addRule(convertFilter(filter, "ignore-previous-rules", false));
292 299
293 for (let filter of requestFilters) 300 for (let filter of requestFilters)
294 addRule(convertFilter(filter, "block", true)); 301 addRule(convertFilter(filter, "block", true));
295 for (let filter of requestExceptions) 302 for (let filter of requestExceptions)
296 addRule(convertFilter(filter, "ignore-previous-rules", true)); 303 addRule(convertFilter(filter, "ignore-previous-rules", true));
297 304
298 console.log(JSON.stringify(rules, null, "\t")); 305 console.log(JSON.stringify(rules, null, "\t"));
299 } 306 }
300 307
301 let rl = readline.createInterface({input: process.stdin, terminal: false}); 308 let rl = readline.createInterface({input: process.stdin, terminal: false});
302 rl.on("line", parseFilter); 309 rl.on("line", parseFilter);
303 rl.on("close", logRules); 310 rl.on("close", logRules);
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