import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

mobile/android/components/ContentPermissionPrompt.js

@@ -0,0 +1,146 @@
+/* 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/. */
+
+const Ci = Components.interfaces;
+const Cr = Components.results;
+const Cu = Components.utils;
+const Cc = Components.classes;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+Cu.import("resource://gre/modules/Services.jsm");
+
+const kEntities = {
+  "contacts": "contacts",
+  "desktop-notification": "desktopNotification2",
+  "geolocation": "geolocation",
+  "flyweb-publish-server": "flyWebPublishServer",
+};
+
+// For these types, prompt for permission if action is unknown.
+const PROMPT_FOR_UNKNOWN = [
+  "desktop-notification",
+  "geolocation",
+  "flyweb-publish-server",
+];
+
+function ContentPermissionPrompt() {}
+
+ContentPermissionPrompt.prototype = {
+  classID: Components.ID("{C6E8C44D-9F39-4AF7-BCC0-76E38A8310F5}"),
+
+  QueryInterface: XPCOMUtils.generateQI([Ci.nsIContentPermissionPrompt]),
+
+  handleExistingPermission: function handleExistingPermission(request, type, denyUnknown) {
+    let result = Services.perms.testExactPermissionFromPrincipal(request.principal, type);
+    if (result == Ci.nsIPermissionManager.ALLOW_ACTION) {
+      request.allow();
+      return true;
+    }
+
+    if (result == Ci.nsIPermissionManager.DENY_ACTION) {
+      request.cancel();
+      return true;
+    }
+
+    if (denyUnknown && result == Ci.nsIPermissionManager.UNKNOWN_ACTION) {
+      request.cancel();
+      return true;
+    }
+
+    return false;
+  },
+
+  getChromeWindow: function getChromeWindow(aWindow) {
+     let chromeWin = aWindow.QueryInterface(Ci.nsIInterfaceRequestor)
+                            .getInterface(Ci.nsIWebNavigation)
+                            .QueryInterface(Ci.nsIDocShellTreeItem)
+                            .rootTreeItem
+                            .QueryInterface(Ci.nsIInterfaceRequestor)
+                            .getInterface(Ci.nsIDOMWindow)
+                            .QueryInterface(Ci.nsIDOMChromeWindow);
+     return chromeWin;
+  },
+
+  getChromeForRequest: function getChromeForRequest(request) {
+    if (request.window) {
+      let requestingWindow = request.window.top;
+      return this.getChromeWindow(requestingWindow).wrappedJSObject;
+    }
+    return request.element.ownerDocument.defaultView;
+  },
+
+  prompt: function(request) {
+    let isApp = request.principal.appId !== Ci.nsIScriptSecurityManager.NO_APP_ID && request.principal.appId !== Ci.nsIScriptSecurityManager.UNKNOWN_APP_ID;
+
+    // Only allow exactly one permission rquest here.
+    let types = request.types.QueryInterface(Ci.nsIArray);
+    if (types.length != 1) {
+      request.cancel();
+      return;
+    }
+    let perm = types.queryElementAt(0, Ci.nsIContentPermissionType);
+
+    // Returns true if the request was handled
+    let access = (perm.access && perm.access !== "unused") ?
+                 (perm.type + "-" + perm.access) : perm.type;
+    if (this.handleExistingPermission(request, access,
+          /* denyUnknown */ isApp || PROMPT_FOR_UNKNOWN.indexOf(perm.type) < 0))
+       return;
+
+    let chromeWin = this.getChromeForRequest(request);
+    let tab = chromeWin.BrowserApp.getTabForWindow(request.window.top);
+    if (!tab)
+      return;
+
+    let browserBundle = Services.strings.createBundle("chrome://browser/locale/browser.properties");
+    let entityName = kEntities[perm.type];
+
+    let buttons = [{
+      label: browserBundle.GetStringFromName(entityName + ".dontAllow"),
+      callback: function(aChecked) {
+        // If the user checked "Don't ask again" or this is a desktopNotification, make a permanent exception
+        if (aChecked || entityName == "desktopNotification2")
+          Services.perms.addFromPrincipal(request.principal, access, Ci.nsIPermissionManager.DENY_ACTION);
+
+        request.cancel();
+      }
+    },
+    {
+      label: browserBundle.GetStringFromName(entityName + ".allow"),
+      callback: function(aChecked) {
+        // If the user checked "Don't ask again" or this is a desktopNotification, make a permanent exception
+        if (aChecked || entityName == "desktopNotification2") {
+          Services.perms.addFromPrincipal(request.principal, access, Ci.nsIPermissionManager.ALLOW_ACTION);
+        } else if (isApp) {
+          // Otherwise allow the permission for the current session if the request comes from an app
+          Services.perms.addFromPrincipal(request.principal, access, Ci.nsIPermissionManager.ALLOW_ACTION, Ci.nsIPermissionManager.EXPIRE_SESSION);
+        }
+
+        request.allow();
+      },
+      positive: true
+    }];
+
+    let requestor = chromeWin.BrowserApp.manifest ? "'" + chromeWin.BrowserApp.manifest.name + "'" : request.principal.URI.host;
+    let message = browserBundle.formatStringFromName(entityName + ".ask", [requestor], 1);
+    // desktopNotification doesn't have a checkbox
+    let options;
+    if (entityName == "desktopNotification2") {
+      options = {
+        link: {
+          label: browserBundle.GetStringFromName("doorhanger.learnMore"),
+          url: "https://www.mozilla.org/firefox/push/"
+        }
+      };
+    } else {
+      options = { checkbox: browserBundle.GetStringFromName(entityName + ".dontAskAgain") };
+    }
+
+    chromeWin.NativeWindow.doorhanger.show(message, entityName + request.principal.URI.host, buttons, tab.id, options, entityName.toUpperCase());
+  }
+};
+
+
+//module initialization
+this.NSGetFactory = XPCOMUtils.generateNSGetFactory([ContentPermissionPrompt]);