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author | Ascrod <32915892+Ascrod@users.noreply.github.com> | 2018-10-11 23:34:52 -0400 |
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committer | Ascrod <32915892+Ascrod@users.noreply.github.com> | 2018-10-11 23:34:52 -0400 |
commit | 98bf922150a1ba5fe248735b377deca3dbb62043 (patch) | |
tree | 220c8eea5a6fe778ebc7ae46714c8733d90e2655 /application/basilisk/components/translation/TranslationContentHandler.jsm | |
parent | ea5b5766a92bc13fc7eb9dc484e133a7a0638d50 (diff) | |
download | UXP-98bf922150a1ba5fe248735b377deca3dbb62043.tar UXP-98bf922150a1ba5fe248735b377deca3dbb62043.tar.gz UXP-98bf922150a1ba5fe248735b377deca3dbb62043.tar.lz UXP-98bf922150a1ba5fe248735b377deca3dbb62043.tar.xz UXP-98bf922150a1ba5fe248735b377deca3dbb62043.zip |
Issue #832 Part 1: Remove modules, chrome, and preferences.
Diffstat (limited to 'application/basilisk/components/translation/TranslationContentHandler.jsm')
-rw-r--r-- | application/basilisk/components/translation/TranslationContentHandler.jsm | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/application/basilisk/components/translation/TranslationContentHandler.jsm b/application/basilisk/components/translation/TranslationContentHandler.jsm deleted file mode 100644 index 3b0d59ddd..000000000 --- a/application/basilisk/components/translation/TranslationContentHandler.jsm +++ /dev/null @@ -1,181 +0,0 @@ -/* 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"; - -this.EXPORTED_SYMBOLS = [ "TranslationContentHandler" ]; - -const {classes: Cc, interfaces: Ci, utils: Cu} = Components; - -Cu.import("resource://gre/modules/Services.jsm"); -Cu.import("resource://gre/modules/XPCOMUtils.jsm"); -XPCOMUtils.defineLazyModuleGetter(this, "LanguageDetector", - "resource:///modules/translation/LanguageDetector.jsm"); - -const STATE_OFFER = 0; -const STATE_TRANSLATED = 2; -const STATE_ERROR = 3; - -this.TranslationContentHandler = function(global, docShell) { - let webProgress = docShell.QueryInterface(Ci.nsIInterfaceRequestor) - .getInterface(Ci.nsIWebProgress); - webProgress.addProgressListener(this, Ci.nsIWebProgress.NOTIFY_STATE_DOCUMENT); - - global.addEventListener("pageshow", this); - - global.addMessageListener("Translation:TranslateDocument", this); - global.addMessageListener("Translation:ShowTranslation", this); - global.addMessageListener("Translation:ShowOriginal", this); - this.global = global; -} - -TranslationContentHandler.prototype = { - handleEvent: function(aEvent) { - // We are only listening to pageshow events. - let target = aEvent.target; - - // Only handle top-level frames. - let win = target.defaultView; - if (win.parent !== win) - return; - - let content = this.global.content; - if (!content.detectedLanguage) - return; - - let data = {}; - let trDoc = content.translationDocument; - if (trDoc) { - data.state = trDoc.translationError ? STATE_ERROR : STATE_TRANSLATED; - data.translatedFrom = trDoc.translatedFrom; - data.translatedTo = trDoc.translatedTo; - data.originalShown = trDoc.originalShown; - } else { - data.state = STATE_OFFER; - data.originalShown = true; - } - data.detectedLanguage = content.detectedLanguage; - - this.global.sendAsyncMessage("Translation:DocumentState", data); - }, - - /* nsIWebProgressListener implementation */ - onStateChange: function(aWebProgress, aRequest, aStateFlags, aStatus) { - if (!aWebProgress.isTopLevel || - !(aStateFlags & Ci.nsIWebProgressListener.STATE_STOP) || - !this.global.content) - return; - - let url = aRequest.name; - if (!url.startsWith("http://") && !url.startsWith("https://")) - return; - - let content = this.global.content; - if (content.detectedLanguage) - return; - - // Grab a 60k sample of text from the page. - let encoder = Cc["@mozilla.org/layout/documentEncoder;1?type=text/plain"] - .createInstance(Ci.nsIDocumentEncoder); - encoder.init(content.document, "text/plain", encoder.SkipInvisibleContent); - let string = encoder.encodeToStringWithMaxLength(60 * 1024); - - // Language detection isn't reliable on very short strings. - if (string.length < 100) - return; - - LanguageDetector.detectLanguage(string).then(result => { - // Bail if we're not confident. - if (!result.confident) { - return; - } - - // The window might be gone by now. - if (Cu.isDeadWrapper(content)) { - return; - } - - content.detectedLanguage = result.language; - - let data = { - state: STATE_OFFER, - originalShown: true, - detectedLanguage: result.language - }; - this.global.sendAsyncMessage("Translation:DocumentState", data); - }); - }, - - // Unused methods. - onProgressChange: function() {}, - onLocationChange: function() {}, - onStatusChange: function() {}, - onSecurityChange: function() {}, - - QueryInterface: XPCOMUtils.generateQI([Ci.nsIWebProgressListener, - Ci.nsISupportsWeakReference]), - - receiveMessage: function(msg) { - switch (msg.name) { - case "Translation:TranslateDocument": - { - Cu.import("resource:///modules/translation/TranslationDocument.jsm"); - - // If a TranslationDocument already exists for this document, it should - // be used instead of creating a new one so that we can use the original - // content of the page for the new translation instead of the newly - // translated text. - let translationDocument = this.global.content.translationDocument || - new TranslationDocument(this.global.content.document); - - let preferredEngine = Services.prefs.getCharPref("browser.translation.engine"); - let translator = null; - if (preferredEngine == "yandex") { - Cu.import("resource:///modules/translation/YandexTranslator.jsm"); - translator = new YandexTranslator(translationDocument, - msg.data.from, - msg.data.to); - } else { - Cu.import("resource:///modules/translation/BingTranslator.jsm"); - translator = new BingTranslator(translationDocument, - msg.data.from, - msg.data.to); - } - - this.global.content.translationDocument = translationDocument; - translationDocument.translatedFrom = msg.data.from; - translationDocument.translatedTo = msg.data.to; - translationDocument.translationError = false; - - translator.translate().then( - result => { - this.global.sendAsyncMessage("Translation:Finished", { - characterCount: result.characterCount, - from: msg.data.from, - to: msg.data.to, - success: true - }); - translationDocument.showTranslation(); - }, - error => { - translationDocument.translationError = true; - let data = {success: false}; - if (error == "unavailable") - data.unavailable = true; - this.global.sendAsyncMessage("Translation:Finished", data); - } - ); - break; - } - - case "Translation:ShowOriginal": - this.global.content.translationDocument.showOriginal(); - break; - - case "Translation:ShowTranslation": - this.global.content.translationDocument.showTranslation(); - break; - } - } -}; |