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https://github.com/gorhill/uBlock.git
synced 2024-11-05 18:32:30 +01:00
reduce baseline memory at selfie-load time
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a56b0c8925
commit
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@ -137,8 +137,8 @@ var µBlock = (function() { // jshint ignore:line
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// Read-only
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systemSettings: {
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compiledMagic: 2, // Increase when compiled format changes
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selfieMagic: 2 // Increase when selfie format changes
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compiledMagic: 3, // Increase when compiled format changes
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selfieMagic: 3 // Increase when selfie format changes
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},
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restoreBackupSettings: {
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@ -408,12 +408,11 @@ RedirectEngine.prototype.toSelfie = function() {
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}
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rules.push(rule);
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}
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var µb = µBlock;
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return {
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rules: rules,
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ruleTypes: µb.arrayFrom(this.ruleTypes),
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ruleSources: µb.arrayFrom(this.ruleSources),
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ruleDestinations: µb.arrayFrom(this.ruleDestinations)
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ruleTypes: Array.from(this.ruleTypes),
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ruleSources: Array.from(this.ruleSources),
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ruleDestinations: Array.from(this.ruleDestinations)
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};
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};
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@ -508,7 +507,7 @@ RedirectEngine.prototype.selfieFromResources = function() {
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vAPI.cacheStorage.set({
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resourcesSelfie: {
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version: resourcesSelfieVersion,
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resources: µBlock.arrayFrom(this.resources)
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resources: Array.from(this.resources)
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}
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});
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};
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@ -1139,7 +1139,7 @@ FilterHostnameDict.prototype.logData = function() {
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};
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FilterHostnameDict.prototype.compile = function() {
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return [ this.fid, µb.arrayFrom(this.dict) ];
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return [ this.fid, Array.from(this.dict) ];
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};
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FilterHostnameDict.load = function(args) {
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@ -2014,8 +2014,8 @@ FilterContainer.prototype.freeze = function() {
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this.fdataLast = null;
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this.filterLast = null;
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this.frozen = true;
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//console.log(JSON.stringify(µb.arrayFrom(filterClassHistogram)));
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//this.tokenHistogram = new Map(µb.arrayFrom(this.tokenHistogram).sort(function(a, b) {
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//console.log(JSON.stringify(Array.from(filterClassHistogram)));
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//this.tokenHistogram = new Map(Array.from(this.tokenHistogram).sort(function(a, b) {
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// return a[0].localeCompare(b[0]) || (b[1] - a[1]);
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//}));
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};
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@ -2023,27 +2023,27 @@ FilterContainer.prototype.freeze = function() {
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/******************************************************************************/
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FilterContainer.prototype.toSelfie = function() {
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var categoriesToSelfie = function(categoryMap) {
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var categoryEntries = [];
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for ( var categoryEntry of categoryMap ) {
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var tokenEntries = [];
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for ( var tokenEntry of categoryEntry[1] ) {
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let categoriesToSelfie = function(categoryMap) {
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let selfie = [];
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for ( let categoryEntry of categoryMap ) {
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let tokenEntries = [];
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for ( let tokenEntry of categoryEntry[1] ) {
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tokenEntries.push([ tokenEntry[0], tokenEntry[1].compile() ]);
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}
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categoryEntries.push([ categoryEntry[0], tokenEntries ]);
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selfie.push([ categoryEntry[0], tokenEntries ]);
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}
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return JSON.stringify(categoryEntries);
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return selfie;
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};
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var dataFiltersToSelfie = function(dataFilters) {
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var selfie = [];
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for ( var entry of dataFilters.values() ) {
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let dataFiltersToSelfie = function(dataFilters) {
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let selfie = [];
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for ( let entry of dataFilters.values() ) {
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do {
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selfie.push(entry.compile());
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entry = entry.next;
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} while ( entry !== undefined );
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}
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return JSON.stringify(selfie);
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return selfie;
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};
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return {
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@ -2069,28 +2069,17 @@ FilterContainer.prototype.fromSelfie = function(selfie) {
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this.blockFilterCount = selfie.blockFilterCount;
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this.discardedCount = selfie.discardedCount;
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var entries;
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var categoryMap = new Map();
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entries = JSON.parse(selfie.categories);
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for ( var i = 0, ni = entries.length; i < ni; i++ ) {
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var categoryEntry = entries[i],
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tokenMap = new Map();
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var tokenEntries = categoryEntry[1];
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for ( var j = 0, nj = tokenEntries.length; j < nj; j++ ) {
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var tokenEntry = tokenEntries[j];
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for ( let categoryEntry of selfie.categories ) {
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let tokenMap = new Map();
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for ( let tokenEntry of categoryEntry[1] ) {
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tokenMap.set(tokenEntry[0], filterFromCompiledData(tokenEntry[1]));
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}
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categoryMap.set(categoryEntry[0], tokenMap);
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this.categories.set(categoryEntry[0], tokenMap);
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}
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this.categories = categoryMap;
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entries = JSON.parse(selfie.dataFilters);
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var entry, bucket;
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i = entries.length;
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while ( i-- ) {
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entry = FilterDataHolderEntry.load(entries[i]);
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bucket = this.dataFilters.get(entry.tokenHash);
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for ( let dataEntry of selfie.dataFilters ) {
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let entry = FilterDataHolderEntry.load(dataEntry);
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let bucket = this.dataFilters.get(entry.tokenHash);
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if ( bucket !== undefined ) {
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entry.next = bucket;
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}
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@ -278,7 +278,7 @@
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this.removeFilterList(oldKeys[i]);
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}
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}
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newKeys = this.arrayFrom(newSet);
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newKeys = Array.from(newSet);
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var bin = {
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selectedFilterLists: newKeys
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};
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@ -358,10 +358,10 @@
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}
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selectedListKeySet.add(assetKey);
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}
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externalLists = this.arrayFrom(importedSet).sort().join('\n');
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externalLists = Array.from(importedSet).sort().join('\n');
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}
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var result = this.arrayFrom(selectedListKeySet);
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var result = Array.from(selectedListKeySet);
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if ( externalLists !== this.userSettings.externalLists ) {
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this.userSettings.externalLists = externalLists;
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vAPI.storage.set({ externalLists: externalLists });
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@ -387,7 +387,7 @@
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}
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out.add(location);
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}
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return this.arrayFrom(out);
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return Array.from(out);
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};
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/******************************************************************************/
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@ -1018,23 +1018,27 @@
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// some set time.
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µBlock.selfieManager = (function() {
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var timer = null;
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let µb = µBlock;
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let timer = null;
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var create = function() {
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// As of 2018-05-31:
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// JSON.stringify-ing ourselves results in a better baseline
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// memory usage at selfie-load time. For some reasons.
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let create = function() {
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timer = null;
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var selfie = {
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magic: this.systemSettings.selfieMagic,
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availableFilterLists: this.availableFilterLists,
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staticNetFilteringEngine: this.staticNetFilteringEngine.toSelfie(),
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redirectEngine: this.redirectEngine.toSelfie(),
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staticExtFilteringEngine: this.staticExtFilteringEngine.toSelfie()
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let selfie = {
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magic: µb.systemSettings.selfieMagic,
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availableFilterLists: JSON.stringify(µb.availableFilterLists),
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staticNetFilteringEngine: JSON.stringify(µb.staticNetFilteringEngine.toSelfie()),
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redirectEngine: JSON.stringify(µb.redirectEngine.toSelfie()),
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staticExtFilteringEngine: JSON.stringify(µb.staticExtFilteringEngine.toSelfie())
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};
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vAPI.cacheStorage.set({ selfie: selfie });
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}.bind(µBlock);
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};
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var load = function(callback) {
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let load = function(callback) {
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vAPI.cacheStorage.get('selfie', function(bin) {
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var µb = µBlock;
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if (
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bin instanceof Object === false ||
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bin.selfie instanceof Object === false ||
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@ -1043,22 +1047,22 @@
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) {
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return callback(false);
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}
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µb.availableFilterLists = bin.selfie.availableFilterLists;
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µb.staticNetFilteringEngine.fromSelfie(bin.selfie.staticNetFilteringEngine);
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µb.redirectEngine.fromSelfie(bin.selfie.redirectEngine);
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µb.staticExtFilteringEngine.fromSelfie(bin.selfie.staticExtFilteringEngine);
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µb.availableFilterLists = JSON.parse(bin.selfie.availableFilterLists);
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µb.staticNetFilteringEngine.fromSelfie(JSON.parse(bin.selfie.staticNetFilteringEngine));
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µb.redirectEngine.fromSelfie(JSON.parse(bin.selfie.redirectEngine));
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µb.staticExtFilteringEngine.fromSelfie(JSON.parse(bin.selfie.staticExtFilteringEngine));
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callback(true);
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});
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};
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var destroy = function() {
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let destroy = function() {
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if ( timer !== null ) {
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clearTimeout(timer);
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timer = null;
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}
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vAPI.cacheStorage.remove('selfie');
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timer = vAPI.setTimeout(create, this.selfieAfter);
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}.bind(µBlock);
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timer = vAPI.setTimeout(create, µb.selfieAfter);
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};
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return {
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load: load,
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@ -357,18 +357,6 @@
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/******************************************************************************/
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µBlock.arrayFrom = typeof Array.from === 'function'
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? Array.from
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: function(iterable) {
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var out = [], i = 0;
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for ( var value of iterable ) {
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out[i++] = value;
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}
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return out;
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};
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/******************************************************************************/
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µBlock.openNewTab = function(details) {
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if ( details.url.startsWith('logger-ui.html') ) {
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if ( details.shiftKey ) {
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