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[tor-commits] [tor-browser/tor-browser-81.0.1-10.0-1] Add TorStrings module for localization



commit 6f6d7c6027db3e8b1934738a91140b5d3f8df4fa
Author: Alex Catarineu <acat@xxxxxxxxxxxxxx>
Date:   Fri Jul 24 21:15:20 2020 +0200

    Add TorStrings module for localization
---
 browser/modules/TorStrings.jsm | 490 +++++++++++++++++++++++++++++++++++++++++
 browser/modules/moz.build      |   1 +
 2 files changed, 491 insertions(+)

diff --git a/browser/modules/TorStrings.jsm b/browser/modules/TorStrings.jsm
new file mode 100644
index 000000000000..e8a8d37ae373
--- /dev/null
+++ b/browser/modules/TorStrings.jsm
@@ -0,0 +1,490 @@
+"use strict";
+
+var EXPORTED_SYMBOLS = ["TorStrings"];
+
+const { XPCOMUtils } = ChromeUtils.import(
+  "resource://gre/modules/XPCOMUtils.jsm"
+);
+const { Services } = ChromeUtils.import(
+  "resource://gre/modules/Services.jsm"
+);
+const { getLocale } = ChromeUtils.import(
+  "resource://torbutton/modules/utils.js"
+);
+
+XPCOMUtils.defineLazyGlobalGetters(this, ["DOMParser"]);
+XPCOMUtils.defineLazyGetter(this, "domParser", () => {
+  const parser = new DOMParser();
+  parser.forceEnableDTD();
+  return parser;
+});
+
+/*
+  Tor DTD String Bundle
+
+  DTD strings loaded from torbutton/tor-launcher, but provide a fallback in case they aren't available
+*/
+class TorDTDStringBundle {
+  constructor(aBundleURLs, aPrefix) {
+    let locations = [];
+    for (const [index, url] of aBundleURLs.entries()) {
+      locations.push(`<!ENTITY % dtd_${index} SYSTEM "${url}">%dtd_${index};`);
+    }
+    this._locations = locations;
+    this._prefix = aPrefix;
+  }
+
+  // copied from testing/marionette/l10n.js
+  localizeEntity(urls, id) {
+    // Use the DOM parser to resolve the entity and extract its real value
+    let header = `<?xml version="1.0"?><!DOCTYPE elem [${this._locations.join(
+      ""
+    )}]>`;
+    let elem = `<elem id="elementID">&${id};</elem>`;
+    let doc = domParser.parseFromString(header + elem, "text/xml");
+    let element = doc.querySelector("elem[id='elementID']");
+
+    if (element === null) {
+      throw new Error(`Entity with id='${id}' hasn't been found`);
+    }
+
+    return element.textContent;
+  }
+
+  getString(key, fallback) {
+    if (key) {
+      try {
+        return this.localizeEntity(this._bundleURLs, `${this._prefix}${key}`);
+      } catch (e) {}
+    }
+
+    // on failure, assign the fallback if it exists
+    if (fallback) {
+      return fallback;
+    }
+    // otherwise return string key
+    return `$(${key})`;
+  }
+}
+
+/*
+  Tor Property String Bundle
+
+  Property strings loaded from torbutton/tor-launcher, but provide a fallback in case they aren't available
+*/
+class TorPropertyStringBundle {
+  constructor(aBundleURL, aPrefix) {
+    try {
+      this._bundle = Services.strings.createBundle(aBundleURL);
+    } catch (e) {}
+
+    this._prefix = aPrefix;
+  }
+
+  getString(key, fallback) {
+    if (key) {
+      try {
+        return this._bundle.GetStringFromName(`${this._prefix}${key}`);
+      } catch (e) {}
+    }
+
+    // on failure, assign the fallback if it exists
+    if (fallback) {
+      return fallback;
+    }
+    // otherwise return string key
+    return `$(${key})`;
+  }
+}
+
+/*
+  Security Level Strings
+*/
+var TorStrings = {
+  /*
+    Tor Browser Security Level Strings
+  */
+  securityLevel: (function() {
+    let tsb = new TorDTDStringBundle(
+      ["chrome://torbutton/locale/torbutton.dtd"],
+      "torbutton.prefs.sec_"
+    );
+    let getString = function(key, fallback) {
+      return tsb.getString(key, fallback);
+    };
+
+    // read localized strings from torbutton; but use hard-coded en-US strings as fallbacks in case of error
+    let retval = {
+      securityLevel: getString("caption", "Security Level"),
+      customWarning: getString("custom_warning", "Custom"),
+      overview: getString(
+        "overview",
+        "Disable certain web features that can be used to attack your security and anonymity."
+      ),
+      standard: {
+        level: getString("standard_label", "Standard"),
+        tooltip: getString("standard_tooltip", "Security Level : Standard"),
+        summary: getString(
+          "standard_description",
+          "All Tor Browser and website features are enabled."
+        ),
+      },
+      safer: {
+        level: getString("safer_label", "Safer"),
+        tooltip: getString("safer_tooltip", "Security Level : Safer"),
+        summary: getString(
+          "safer_description",
+          "Disables website features that are often dangerous, causing some sites to lose functionality."
+        ),
+        description1: getString(
+          "js_on_https_sites_only",
+          "JavaScript is disabled on non-HTTPS sites."
+        ),
+        description2: getString(
+          "limit_typography",
+          "Some fonts and math symbols are disabled."
+        ),
+        description3: getString(
+          "click_to_play_media",
+          "Audio and video (HTML5 media), and WebGL are click-to-play."
+        ),
+      },
+      safest: {
+        level: getString("safest_label", "Safest"),
+        tooltip: getString("safest_tooltip", "Security Level : Safest"),
+        summary: getString(
+          "safest_description",
+          "Only allows website features required for static sites and basic services. These changes affect images, media, and scripts."
+        ),
+        description1: getString(
+          "js_disabled",
+          "JavaScript is disabled by default on all sites."
+        ),
+        description2: getString(
+          "limit_graphics_and_typography",
+          "Some fonts, icons, math symbols, and images are disabled."
+        ),
+        description3: getString(
+          "click_to_play_media",
+          "Audio and video (HTML5 media), and WebGL are click-to-play."
+        ),
+      },
+      custom: {
+        summary: getString(
+          "custom_summary",
+          "Your custom browser preferences have resulted in unusual security settings. For security and privacy reasons, we recommend you choose one of the default security levels."
+        ),
+      },
+      learnMore: getString("learn_more_label", "Learn more"),
+      learnMoreURL: `https://tb-manual.torproject.org/${getLocale()}/security-settings/`,
+      restoreDefaults: getString("restore_defaults", "Restore Defaults"),
+      advancedSecuritySettings: getString(
+        "advanced_security_settings",
+        "Advanced Security Settings\u2026"
+      ),
+    };
+    return retval;
+  })() /* Security Level Strings */,
+
+  /*
+    Tor about:preferences#tor Strings
+  */
+  settings: (function() {
+    let tsb = new TorDTDStringBundle(
+      ["chrome://torlauncher/locale/network-settings.dtd"],
+      ""
+    );
+    let getString = function(key, fallback) {
+      return tsb.getString(key, fallback);
+    };
+
+    let retval = {
+      categoryTitle: getString("torPreferences.categoryTitle", "Tor"),
+      torPreferencesHeading: getString(
+        "torPreferences.torSettings",
+        "Tor Settings"
+      ),
+      torPreferencesDescription: getString(
+        "torPreferences.torSettingsDescription",
+        "Tor Browser routes your traffic over the Tor Network, run by thousands of volunteers around the world."
+      ),
+      learnMore: getString("torPreferences.learnMore", "Learn More"),
+      bridgesHeading: getString("torPreferences.bridges", "Bridges"),
+      bridgesDescription: getString(
+        "torPreferences.bridgesDescription",
+        "Bridges help you access the Tor Network in places where Tor is blocked. Depending on where you are, one bridge may work better than another."
+      ),
+      useBridge: getString("torPreferences.useBridge", "Use a bridge"),
+      selectBridge: getString(
+        "torsettings.useBridges.default",
+        "Select a bridge"
+      ),
+      requestBridgeFromTorProject: getString(
+        "torsettings.useBridges.bridgeDB",
+        "Request a bridge from torproject.org"
+      ),
+      requestNewBridge: getString(
+        "torPreferences.requestNewBridge",
+        "Request a New Bridge\u2026"
+      ),
+      provideBridge: getString(
+        "torPreferences.provideBridge",
+        "Provide a bridge"
+      ),
+      provideBridgeDirections: getString(
+        "torsettings.useBridges.label",
+        "Enter bridge information from a trusted source."
+      ),
+      provideBridgePlaceholder: getString(
+        "torsettings.useBridges.placeholder",
+        "type address:port (one per line)"
+      ),
+      advancedHeading: getString("torPreferences.advanced", "Advanced"),
+      advancedDescription: getString(
+        "torPreferences.advancedDescription",
+        "Configure how Tor Browser connects to the internet."
+      ),
+      useLocalProxy: getString("torsettings.useProxy.checkbox", "I use a proxy to connect to the Internet"),
+      proxyType: getString("torsettings.useProxy.type", "Proxy Type"),
+      proxyTypeSOCKS4: getString("torsettings.useProxy.type.socks4", "SOCKS4"),
+      proxyTypeSOCKS5: getString("torsettings.useProxy.type.socks5", "SOCKS5"),
+      proxyTypeHTTP: getString("torsettings.useProxy.type.http", "HTTP/HTTPS"),
+      proxyAddress: getString("torsettings.useProxy.address", "Address"),
+      proxyAddressPlaceholder: getString(
+        "torsettings.useProxy.address.placeholder",
+        "IP address or hostname"
+      ),
+      proxyPort: getString("torsettings.useProxy.port", "Port"),
+      proxyUsername: getString("torsettings.useProxy.username", "Username"),
+      proxyPassword: getString("torsettings.useProxy.password", "Password"),
+      proxyUsernamePasswordPlaceholder: getString(
+        "torsettings.optional",
+        "Optional"
+      ),
+      useFirewall: getString(
+        "torsettings.firewall.checkbox",
+        "This computer goes through a firewall that only allows connections to certain ports"
+      ),
+      allowedPorts: getString(
+        "torsettings.firewall.allowedPorts",
+        "Allowed Ports"
+      ),
+      allowedPortsPlaceholder: getString(
+        "torPreferences.firewallPortsPlaceholder",
+        "Comma-seperated values"
+      ),
+      requestBridgeDialogTitle: getString(
+        "torPreferences.requestBridgeDialogTitle",
+        "Request Bridge"
+      ),
+      submitCaptcha: getString(
+        "torsettings.useBridges.captchaSubmit",
+        "Submit"
+      ),
+      contactingBridgeDB: getString(
+        "torPreferences.requestBridgeDialogWaitPrompt",
+        "Contacting BridgeDB. Please Wait."
+      ),
+      solveTheCaptcha: getString(
+        "torPreferences.requestBridgeDialogSolvePrompt",
+        "Solve the CAPTCHA to request a bridge."
+      ),
+      captchaTextboxPlaceholder: getString(
+        "torsettings.useBridges.captchaSolution.placeholder",
+        "Enter the characters from the image"
+      ),
+      incorrectCaptcha: getString(
+        "torPreferences.requestBridgeErrorBadSolution",
+        "The solution is not correct. Please try again."
+      ),
+      showTorDaemonLogs: getString(
+        "torPreferences.viewTorLogs",
+        "View the Tor logs."
+      ),
+      showLogs: getString("torPreferences.viewLogs", "View Logs\u2026"),
+      torLogDialogTitle: getString(
+        "torPreferences.torLogsDialogTitle",
+        "Tor Logs"
+      ),
+      copyLog: getString("torsettings.copyLog", "Copy Tor Log to Clipboard"),
+
+      learnMoreTorBrowserURL: `https://tb-manual.torproject.org/${getLocale()}/about/`,
+      learnMoreBridgesURL: `https://tb-manual.torproject.org/${getLocale()}/bridges/`,
+      learnMoreNetworkSettingsURL: `about:blank`,
+    };
+
+    return retval;
+  })() /* Tor Network Settings Strings */,
+
+  /*
+    Tor Onion Services Strings, e.g., for the authentication prompt.
+  */
+  onionServices: (function() {
+    let tsb = new TorPropertyStringBundle(
+      "chrome://torbutton/locale/torbutton.properties",
+      "onionServices."
+    );
+    let getString = function(key, fallback) {
+      return tsb.getString(key, fallback);
+    };
+
+    const kProblemLoadingSiteFallback = "Problem Loading Onionsite";
+    const kLongDescFallback = "Details: %S";
+
+    let retval = {
+      learnMore: getString("learnMore", "Learn more"),
+      learnMoreURL: `https://support.torproject.org/${getLocale()}/onionservices/client-auth/`,
+      errorPage: {
+        browser: getString("errorPage.browser", "Browser"),
+        network: getString("errorPage.network", "Network"),
+        onionSite: getString("errorPage.onionSite", "Onionsite"),
+      },
+      descNotFound: { // Tor SOCKS error 0xF0
+        pageTitle: getString("descNotFound.pageTitle", kProblemLoadingSiteFallback),
+        header: getString("descNotFound.header", "Onionsite Not Found"),
+        longDescription: getString("descNotFound.longDescription", kLongDescFallback),
+      },
+      descInvalid: { // Tor SOCKS error 0xF1
+        pageTitle: getString("descInvalid.pageTitle", kProblemLoadingSiteFallback),
+        header: getString("descInvalid.header", "Onionsite Cannot Be Reached"),
+        longDescription: getString("descInvalid.longDescription", kLongDescFallback),
+      },
+      introFailed: { // Tor SOCKS error 0xF2
+        pageTitle: getString("introFailed.pageTitle", kProblemLoadingSiteFallback),
+        header: getString("introFailed.header", "Onionsite Has Disconnected"),
+        longDescription: getString("introFailed.longDescription", kLongDescFallback),
+      },
+      rendezvousFailed: { // Tor SOCKS error 0xF3
+        pageTitle: getString("rendezvousFailed.pageTitle", kProblemLoadingSiteFallback),
+        header: getString("rendezvousFailed.header", "Unable to Connect to Onionsite"),
+        longDescription: getString("rendezvousFailed.longDescription", kLongDescFallback),
+      },
+      clientAuthMissing: { // Tor SOCKS error 0xF4
+        pageTitle: getString("clientAuthMissing.pageTitle", "Authorization Required"),
+        header: getString("clientAuthMissing.header", "Onionsite Requires Authentication"),
+        longDescription: getString("clientAuthMissing.longDescription", kLongDescFallback),
+      },
+      clientAuthIncorrect: { // Tor SOCKS error 0xF5
+        pageTitle: getString("clientAuthIncorrect.pageTitle", "Authorization Failed"),
+        header: getString("clientAuthIncorrect.header", "Onionsite Authentication Failed"),
+        longDescription: getString("clientAuthIncorrect.longDescription", kLongDescFallback),
+      },
+      badAddress: { // Tor SOCKS error 0xF6
+        pageTitle: getString("badAddress.pageTitle", kProblemLoadingSiteFallback),
+        header: getString("badAddress.header", "Invalid Onionsite Address"),
+        longDescription: getString("badAddress.longDescription", kLongDescFallback),
+      },
+      introTimedOut: { // Tor SOCKS error 0xF7
+        pageTitle: getString("introTimedOut.pageTitle", kProblemLoadingSiteFallback),
+        header: getString("introTimedOut.header", "Onionsite Circuit Creation Timed Out"),
+        longDescription: getString("introTimedOut.longDescription", kLongDescFallback),
+      },
+      authPrompt: {
+        description:
+          getString("authPrompt.description2", "%S is requesting that you authenticate."),
+        keyPlaceholder: getString("authPrompt.keyPlaceholder", "Enter your key"),
+        done: getString("authPrompt.done", "Done"),
+        doneAccessKey: getString("authPrompt.doneAccessKey", "d"),
+        invalidKey: getString("authPrompt.invalidKey", "Invalid key"),
+        failedToSetKey:
+          getString("authPrompt.failedToSetKey", "Failed to set key"),
+      },
+      authPreferences: {
+        header: getString("authPreferences.header", "Onion Services Authentication"),
+        overview: getString("authPreferences.overview", "Some onion services require that you identify yourself with a key"),
+        savedKeys: getString("authPreferences.savedKeys", "Saved Keys"),
+        dialogTitle: getString("authPreferences.dialogTitle", "Onion Services Keys"),
+        dialogIntro: getString("authPreferences.dialogIntro", "Keys for the following onionsites are stored on your computer"),
+        onionSite: getString("authPreferences.onionSite", "Onionsite"),
+        onionKey: getString("authPreferences.onionKey", "Key"),
+        remove: getString("authPreferences.remove", "Remove"),
+        removeAll: getString("authPreferences.removeAll", "Remove All"),
+        failedToGetKeys: getString("authPreferences.failedToGetKeys", "Failed to get keys"),
+        failedToRemoveKey: getString("authPreferences.failedToRemoveKey", "Failed to remove key"),
+      },
+    };
+
+    return retval;
+  })() /* Tor Onion Services Strings */,
+
+  /*
+    OnionLocation
+  */
+  onionLocation: (function() {
+    const tsb = new TorPropertyStringBundle(
+      ["chrome://torbutton/locale/torbutton.properties"],
+      "onionLocation."
+    );
+    const getString = function(key, fallback) {
+      return tsb.getString(key, fallback);
+    };
+
+    const retval = {
+      alwaysPrioritize: getString(
+        "alwaysPrioritize",
+        "Always Prioritize Onionsites"
+      ),
+      alwaysPrioritizeAccessKey: getString("alwaysPrioritizeAccessKey", "a"),
+      notNow: getString("notNow", "Not Now"),
+      notNowAccessKey: getString("notNowAccessKey", "n"),
+      description: getString(
+        "description",
+        "Website publishers can protect users by adding a security layer. This prevents eavesdroppers from knowing that you are the one visiting that website."
+      ),
+      tryThis: getString("tryThis", "Try this: Onionsite"),
+      onionAvailable: getString("onionAvailable", "Onionsite available"),
+      learnMore: getString("learnMore", "Learn more"),
+      learnMoreURL: `https://tb-manual.torproject.org/${getLocale()}/onion-services/`,
+      always: getString("always", "Always"),
+      askEverytime: getString("askEverytime", "Ask you every time"),
+      prioritizeOnionsDescription: getString(
+        "prioritizeOnionsDescription",
+        "Prioritize onionsites when they are available."
+      ),
+      onionServicesTitle: getString("onionServicesTitle", "Onion Services"),
+    };
+
+    return retval;
+  })() /* OnionLocation */,
+
+  /*
+    Tor Deamon Configuration Key Strings
+  */
+
+  // TODO: proper camel case
+  configKeys: {
+    /* Bridge Conf Settings */
+    useBridges: "UseBridges",
+    bridgeList: "Bridge",
+    /* Proxy Conf Strings */
+    socks4Proxy: "Socks4Proxy",
+    socks5Proxy: "Socks5Proxy",
+    socks5ProxyUsername: "Socks5ProxyUsername",
+    socks5ProxyPassword: "Socks5ProxyPassword",
+    httpsProxy: "HTTPSProxy",
+    httpsProxyAuthenticator: "HTTPSProxyAuthenticator",
+    /* Firewall Conf Strings */
+    reachableAddresses: "ReachableAddresses",
+
+    /* BridgeDB Strings */
+    clientTransportPlugin: "ClientTransportPlugin",
+  },
+
+  /*
+    about:config preference keys
+  */
+
+  preferenceKeys: {
+    defaultBridgeType: "extensions.torlauncher.default_bridge_type",
+    recommendedBridgeType:
+      "extensions.torlauncher.default_bridge_recommended_type",
+  },
+
+  /*
+    about:config preference branches
+  */
+  preferenceBranches: {
+    defaultBridge: "extensions.torlauncher.default_bridge.",
+    bridgeDBBridges: "extensions.torlauncher.bridgedb_bridge.",
+  },
+};
diff --git a/browser/modules/moz.build b/browser/modules/moz.build
index 6a8b14b684a7..eb77e4f8b101 100644
--- a/browser/modules/moz.build
+++ b/browser/modules/moz.build
@@ -153,6 +153,7 @@ EXTRA_JS_MODULES += [
     'TabsList.jsm',
     'TabUnloader.jsm',
     'ThemeVariableMap.jsm',
+    'TorStrings.jsm',
     'TransientPrefs.jsm',
     'webrtcUI.jsm',
     'ZoomUI.jsm',



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