mirror of
https://github.com/gorhill/uBlock.git
synced 2024-09-02 17:19:38 +02:00
Add ability to lookup effective context from store of frames
Content scripts can't properly look up effective context for sandboxed frames. This commit add ability to extract effective context from already existing store of frames used for each tab.
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37c9f966ac
commit
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@ -1735,7 +1735,6 @@ vAPI.injectScriptlet = function(doc, text) {
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vAPI.messaging.send('contentscript', {
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vAPI.messaging.send('contentscript', {
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what: 'retrieveContentScriptParameters',
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what: 'retrieveContentScriptParameters',
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url: vAPI.effectiveSelf.location.href,
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url: vAPI.effectiveSelf.location.href,
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charset: document.characterSet,
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}).then(response => {
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}).then(response => {
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bootstrapPhase1(response);
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bootstrapPhase1(response);
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});
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});
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@ -557,6 +557,13 @@ const retrieveContentScriptParameters = function(sender, request) {
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return;
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return;
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}
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}
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// A content script may not always be able to successfully look up the
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// effective context, hence in such case we try again to look up here
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// using cached information about embedded frames.
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if ( frameId !== 0 && request.url.startsWith('about:') ) {
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request.url = pageStore.getEffectiveFrameURL(sender);
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}
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const noCosmeticFiltering = pageStore.noCosmeticFiltering === true;
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const noCosmeticFiltering = pageStore.noCosmeticFiltering === true;
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const response = {
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const response = {
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@ -181,12 +181,13 @@ const frameStoreJunkyard = [];
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const frameStoreJunkyardMax = 50;
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const frameStoreJunkyardMax = 50;
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const FrameStore = class {
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const FrameStore = class {
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constructor(frameURL) {
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constructor(frameURL, parentId) {
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this.init(frameURL);
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this.init(frameURL, parentId);
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}
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}
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init(frameURL) {
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init(frameURL, parentId) {
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this.t0 = Date.now();
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this.t0 = Date.now();
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this.parentId = parentId;
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this.exceptCname = undefined;
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this.exceptCname = undefined;
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this.clickToLoad = false;
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this.clickToLoad = false;
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this.rawURL = frameURL;
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this.rawURL = frameURL;
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@ -199,7 +200,6 @@ const FrameStore = class {
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}
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}
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dispose() {
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dispose() {
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this.exceptCname = undefined;
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this.rawURL = this.hostname = this.domain = '';
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this.rawURL = this.hostname = this.domain = '';
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if ( frameStoreJunkyard.length < frameStoreJunkyardMax ) {
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if ( frameStoreJunkyard.length < frameStoreJunkyardMax ) {
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frameStoreJunkyard.push(this);
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frameStoreJunkyard.push(this);
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@ -207,12 +207,12 @@ const FrameStore = class {
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return null;
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return null;
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}
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}
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static factory(frameURL) {
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static factory(frameURL, parentId = -1) {
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const entry = frameStoreJunkyard.pop();
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const entry = frameStoreJunkyard.pop();
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if ( entry === undefined ) {
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if ( entry === undefined ) {
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return new FrameStore(frameURL);
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return new FrameStore(frameURL, parentId);
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}
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}
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return entry.init(frameURL);
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return entry.init(frameURL, parentId);
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}
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}
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};
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};
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@ -277,7 +277,7 @@ const PageStore = class {
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this.frameAddCount = 0;
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this.frameAddCount = 0;
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this.frames = new Map();
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this.frames = new Map();
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this.setFrameURL(0, tabContext.rawURL);
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this.setFrameURL({ url: tabContext.rawURL });
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// https://github.com/uBlockOrigin/uBlock-issues/issues/314
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// https://github.com/uBlockOrigin/uBlock-issues/issues/314
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const masterSwitch = tabContext.getNetFilteringSwitch();
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const masterSwitch = tabContext.getNetFilteringSwitch();
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@ -324,7 +324,7 @@ const PageStore = class {
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// As part of https://github.com/chrisaljoudi/uBlock/issues/405
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// As part of https://github.com/chrisaljoudi/uBlock/issues/405
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// URL changed, force a re-evaluation of filtering switch
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// URL changed, force a re-evaluation of filtering switch
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this.rawURL = tabContext.rawURL;
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this.rawURL = tabContext.rawURL;
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this.setFrameURL(0, this.rawURL);
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this.setFrameURL({ url: this.rawURL });
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return this;
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return this;
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}
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}
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@ -375,14 +375,20 @@ const PageStore = class {
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return this.frames.get(frameId) || null;
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return this.frames.get(frameId) || null;
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}
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}
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setFrameURL(frameId, frameURL) {
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setFrameURL(details) {
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let { frameId, url, parentFrameId } = details;
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if ( frameId === undefined ) { frameId = 0; }
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if ( parentFrameId === undefined ) { parentFrameId = -1; }
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let frameStore = this.frames.get(frameId);
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let frameStore = this.frames.get(frameId);
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if ( frameStore !== undefined ) {
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if ( frameStore !== undefined ) {
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return frameURL === frameStore.rawURL
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if ( url === frameStore.rawURL ) {
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? frameStore
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frameStore.parentId = parentFrameId;
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: frameStore.init(frameURL);
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} else {
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frameStore.init(url, parentFrameId);
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}
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return frameStore;
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}
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}
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frameStore = FrameStore.factory(frameURL);
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frameStore = FrameStore.factory(url, parentFrameId);
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this.frames.set(frameId, frameStore);
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this.frames.set(frameId, frameStore);
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this.frameAddCount += 1;
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this.frameAddCount += 1;
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if ( (this.frameAddCount & 0b111111) === 0 ) {
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if ( (this.frameAddCount & 0b111111) === 0 ) {
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@ -391,6 +397,20 @@ const PageStore = class {
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return frameStore;
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return frameStore;
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}
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}
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getEffectiveFrameURL(sender) {
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let { frameId } = sender;
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for (;;) {
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const frameStore = this.getFrameStore(frameId);
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if ( frameStore === null ) { break; }
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if ( frameStore.rawURL.startsWith('about:') === false ) {
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return frameStore.rawURL;
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}
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frameId = frameStore.parentId;
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if ( frameId === -1 ) { break; }
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}
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return sender.frameURL;
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}
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// There is no event to tell us a specific subframe has been removed from
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// There is no event to tell us a specific subframe has been removed from
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// the main document. The code below will remove subframes which are no
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// the main document. The code below will remove subframes which are no
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// longer present in the root document. Removing obsolete subframes is
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// longer present in the root document. Removing obsolete subframes is
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@ -851,7 +871,7 @@ const PageStore = class {
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clickToLoad(frameId, frameURL) {
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clickToLoad(frameId, frameURL) {
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let frameStore = this.getFrameStore(frameId);
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let frameStore = this.getFrameStore(frameId);
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if ( frameStore === null ) {
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if ( frameStore === null ) {
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frameStore = this.setFrameURL(frameId, frameURL);
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frameStore = this.setFrameURL({ frameId, url: frameURL });
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}
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}
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this.netFilteringCache.forgetResult(
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this.netFilteringCache.forgetResult(
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this.tabHostname,
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this.tabHostname,
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@ -875,18 +875,23 @@ vAPI.Tabs = class extends vAPI.Tabs {
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onNavigation(details) {
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onNavigation(details) {
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super.onNavigation(details);
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super.onNavigation(details);
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const µb = µBlock;
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const µb = µBlock;
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if ( details.frameId === 0 ) {
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const { frameId, tabId, url } = details;
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µb.tabContextManager.commit(details.tabId, details.url);
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if ( frameId === 0 ) {
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let pageStore = µb.bindTabToPageStore(details.tabId, 'tabCommitted');
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µb.tabContextManager.commit(tabId, url);
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if ( pageStore ) {
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const pageStore = µb.bindTabToPageStore(tabId, 'tabCommitted');
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pageStore.journalAddRootFrame('committed', details.url);
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if ( pageStore !== null ) {
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pageStore.journalAddRootFrame('committed', url);
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}
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}
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}
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}
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if ( µb.canInjectScriptletsNow && µb.URI.isNetworkURI(details.url) ) {
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const pageStore = µb.pageStoreFromTabId(tabId);
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const pageStore = µb.pageStoreFromTabId(details.tabId);
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if ( pageStore === null ) { return; }
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if ( pageStore !== null && pageStore.getNetFilteringSwitch() ) {
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pageStore.setFrameURL(details);
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µb.scriptletFilteringEngine.injectNow(details);
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if (
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}
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µb.canInjectScriptletsNow &&
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µb.URI.isNetworkURI(url) &&
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pageStore.getNetFilteringSwitch()
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) {
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µb.scriptletFilteringEngine.injectNow(details);
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}
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}
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}
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}
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@ -113,7 +113,7 @@ const onBeforeRequest = function(details) {
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details.parentFrameId !== -1 &&
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details.parentFrameId !== -1 &&
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details.aliasURL === undefined
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details.aliasURL === undefined
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) {
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) {
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pageStore.setFrameURL(details.frameId, details.url);
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pageStore.setFrameURL(details);
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}
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}
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if ( result === 2 ) {
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if ( result === 2 ) {
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