diff options
Diffstat (limited to 'browser/extensions/formautofill/api.js')
| -rw-r--r-- | browser/extensions/formautofill/api.js | 222 |
1 files changed, 222 insertions, 0 deletions
diff --git a/browser/extensions/formautofill/api.js b/browser/extensions/formautofill/api.js new file mode 100644 index 0000000000..000c393e8e --- /dev/null +++ b/browser/extensions/formautofill/api.js @@ -0,0 +1,222 @@ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +"use strict"; + +/* globals ExtensionAPI, Services, XPCOMUtils */ + +const CACHED_STYLESHEETS = new WeakMap(); + +ChromeUtils.defineESModuleGetters(this, { + FormAutofill: "resource://autofill/FormAutofill.sys.mjs", + FormAutofillParent: "resource://autofill/FormAutofillParent.sys.mjs", + FormAutofillStatus: "resource://autofill/FormAutofillParent.sys.mjs", + AutoCompleteParent: "resource://gre/actors/AutoCompleteParent.sys.mjs", +}); + +XPCOMUtils.defineLazyServiceGetter( + this, + "resProto", + "@mozilla.org/network/protocol;1?name=resource", + "nsISubstitutingProtocolHandler" +); + +const RESOURCE_HOST = "formautofill"; + +function insertStyleSheet(domWindow, url) { + let doc = domWindow.document; + let styleSheetAttr = `href="${url}" type="text/css"`; + let styleSheet = doc.createProcessingInstruction( + "xml-stylesheet", + styleSheetAttr + ); + + doc.insertBefore(styleSheet, doc.documentElement); + + if (CACHED_STYLESHEETS.has(domWindow)) { + CACHED_STYLESHEETS.get(domWindow).push(styleSheet); + } else { + CACHED_STYLESHEETS.set(domWindow, [styleSheet]); + } +} + +function ensureCssLoaded(domWindow) { + if (CACHED_STYLESHEETS.has(domWindow)) { + // This window already has autofill stylesheets. + return; + } + + insertStyleSheet(domWindow, "chrome://formautofill/content/formautofill.css"); + insertStyleSheet( + domWindow, + "chrome://formautofill/content/skin/autocomplete-item-shared.css" + ); + insertStyleSheet( + domWindow, + "chrome://formautofill/content/skin/autocomplete-item.css" + ); +} + +this.formautofill = class extends ExtensionAPI { + /** + * Adjusts and checks form autofill preferences during startup. + * + * @param {boolean} addressAutofillAvailable + * @param {boolean} creditCardAutofillAvailable + */ + adjustAndCheckFormAutofillPrefs( + addressAutofillAvailable, + creditCardAutofillAvailable + ) { + // Reset the sync prefs in case the features were previously available + // but aren't now. + if (!creditCardAutofillAvailable) { + Services.prefs.clearUserPref( + "services.sync.engine.creditcards.available" + ); + } + if (!addressAutofillAvailable) { + Services.prefs.clearUserPref("services.sync.engine.addresses.available"); + } + + if (!addressAutofillAvailable && !creditCardAutofillAvailable) { + Services.prefs.clearUserPref("dom.forms.autocomplete.formautofill"); + Services.telemetry.scalarSet("formautofill.availability", false); + return; + } + + // This pref is used for web contents to detect the autocomplete feature. + // When it's true, "element.autocomplete" will return tokens we currently + // support -- otherwise it'll return an empty string. + Services.prefs.setBoolPref("dom.forms.autocomplete.formautofill", true); + Services.telemetry.scalarSet("formautofill.availability", true); + + // These "*.available" prefs determines whether the "addresses"/"creditcards" sync engine is + // available (ie, whether it is shown in any UI etc) - it *does not* determine + // whether the engine is actually enabled or not. + if (FormAutofill.isAutofillAddressesAvailable) { + Services.prefs.setBoolPref( + "services.sync.engine.addresses.available", + true + ); + } else { + Services.prefs.clearUserPref("services.sync.engine.addresses.available"); + } + if (FormAutofill.isAutofillCreditCardsAvailable) { + Services.prefs.setBoolPref( + "services.sync.engine.creditcards.available", + true + ); + } else { + Services.prefs.clearUserPref( + "services.sync.engine.creditcards.available" + ); + } + } + onStartup() { + // We have to do this before actually determining if we're enabled, since + // there are scripts inside of the core browser code that depend on the + // FormAutofill JSMs being registered. + let uri = Services.io.newURI("chrome/res/", null, this.extension.rootURI); + resProto.setSubstitution(RESOURCE_HOST, uri); + + let aomStartup = Cc[ + "@mozilla.org/addons/addon-manager-startup;1" + ].getService(Ci.amIAddonManagerStartup); + const manifestURI = Services.io.newURI( + "manifest.json", + null, + this.extension.rootURI + ); + this.chromeHandle = aomStartup.registerChrome(manifestURI, [ + ["content", "formautofill", "chrome/content/"], + ]); + + // Until we move to fluent (bug 1446164), we're stuck with + // chrome.manifest for handling localization since its what the + // build system can handle for localized repacks. + if (this.extension.rootURI instanceof Ci.nsIJARURI) { + this.autofillManifest = this.extension.rootURI.JARFile.QueryInterface( + Ci.nsIFileURL + ).file; + } else if (this.extension.rootURI instanceof Ci.nsIFileURL) { + this.autofillManifest = this.extension.rootURI.file; + } + + if (this.autofillManifest) { + Components.manager.addBootstrappedManifestLocation(this.autofillManifest); + } else { + console.error( + "Cannot find formautofill chrome.manifest for registring translated strings" + ); + } + let addressAutofillAvailable = FormAutofill.isAutofillAddressesAvailable; + let creditCardAutofillAvailable = + FormAutofill.isAutofillCreditCardsAvailable; + this.adjustAndCheckFormAutofillPrefs( + addressAutofillAvailable, + creditCardAutofillAvailable + ); + if (!creditCardAutofillAvailable && !addressAutofillAvailable) { + return; + } + // Listen for the autocomplete popup message + // or the form submitted message (which may trigger a + // doorhanger) to lazily append our stylesheets related + // to the autocomplete feature. + AutoCompleteParent.addPopupStateListener(ensureCssLoaded); + FormAutofillParent.addMessageObserver(this); + this.onFormSubmitted = (data, window) => ensureCssLoaded(window); + + FormAutofillStatus.init(); + + ChromeUtils.registerWindowActor("FormAutofill", { + parent: { + esModuleURI: "resource://autofill/FormAutofillParent.sys.mjs", + }, + child: { + esModuleURI: "resource://autofill/FormAutofillChild.sys.mjs", + events: { + focusin: {}, + DOMFormBeforeSubmit: {}, + }, + }, + allFrames: true, + }); + } + + onShutdown(isAppShutdown) { + if (isAppShutdown) { + return; + } + + resProto.setSubstitution(RESOURCE_HOST, null); + + this.chromeHandle.destruct(); + this.chromeHandle = null; + + if (this.autofillManifest) { + Components.manager.removeBootstrappedManifestLocation( + this.autofillManifest + ); + } + + ChromeUtils.unregisterWindowActor("FormAutofill"); + + AutoCompleteParent.removePopupStateListener(ensureCssLoaded); + FormAutofillParent.removeMessageObserver(this); + + for (let win of Services.wm.getEnumerator("navigator:browser")) { + let cachedStyleSheets = CACHED_STYLESHEETS.get(win); + + if (!cachedStyleSheets) { + continue; + } + + while (cachedStyleSheets.length !== 0) { + cachedStyleSheets.pop().remove(); + } + } + } +}; |