import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

browser/extensions/flyweb/bootstrap.js

@@ -0,0 +1,297 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* 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 {classes: Cc, interfaces: Ci, utils: Cu} = Components;
+
+Cu.import("resource://gre/modules/XPCOMUtils.jsm");
+
+XPCOMUtils.defineLazyModuleGetter(this, "CustomizableUI",
+                                  "resource:///modules/CustomizableUI.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "Console",
+                                  "resource://gre/modules/Console.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "Services",
+                                  "resource://gre/modules/Services.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "Integration",
+                                  "resource://gre/modules/Integration.jsm");
+XPCOMUtils.defineLazyModuleGetter(this, "PermissionUI",
+                                  "resource:///modules/PermissionUI.jsm");
+
+XPCOMUtils.defineLazyGetter(this, "gFlyWebBundle", function() {
+  const tns = {
+    "flyweb-button.label": "FlyWeb",
+    "flyweb-button.tooltiptext": "Discover nearby FlyWeb services",
+    "flyweb-items-empty": "There are no FlyWeb services currently nearby"
+  };
+  return {
+    GetStringFromName(name) {
+      return tns[name];
+    }
+  };
+});
+
+const FLYWEB_ENABLED_PREF = "dom.flyweb.enabled";
+
+function install(aData, aReason) {}
+
+function uninstall(aData, aReason) {}
+
+function startup(aData, aReason) {
+  // Observe pref changes and enable/disable as necessary.
+  Services.prefs.addObserver(FLYWEB_ENABLED_PREF, prefObserver, false);
+
+  // Only initialize if pref is enabled.
+  let enabled = Services.prefs.getBoolPref(FLYWEB_ENABLED_PREF);
+  if (enabled) {
+    FlyWebView.init();
+  }
+}
+
+function shutdown(aData, aReason) {
+  Services.prefs.removeObserver(FLYWEB_ENABLED_PREF, prefObserver);
+
+  let enabled = Services.prefs.getBoolPref(FLYWEB_ENABLED_PREF);
+  if (enabled) {
+    FlyWebView.uninit();
+  }
+}
+
+// use enabled pref as a way for tests (e.g. test_contextmenu.html) to disable
+// the addon when running.
+function prefObserver(aSubject, aTopic, aData) {
+  let enabled = Services.prefs.getBoolPref(FLYWEB_ENABLED_PREF);
+  if (enabled) {
+    FlyWebView.init();
+  } else {
+    FlyWebView.uninit();
+  }
+}
+
+let gDiscoveryManagerInstance;
+
+class DiscoveryManager {
+  constructor(aWindow) {
+    this._discoveryManager = new aWindow.FlyWebDiscoveryManager();
+  }
+
+  destroy() {
+    if (this._id) {
+      this.stop();
+    }
+
+    this._discoveryManager = null;
+  }
+
+  start(callback) {
+    if (!this._id) {
+      this._id = this._discoveryManager.startDiscovery(this);
+    }
+
+    this._callback = callback;
+  }
+
+  stop() {
+    this._discoveryManager.stopDiscovery(this._id);
+
+    this._id = null;
+  }
+
+  pairWith(serviceId, callback) {
+    this._discoveryManager.pairWithService(serviceId, {
+      pairingSucceeded(service) {
+        callback(service);
+      },
+
+      pairingFailed(error) {
+        console.error("FlyWeb failed to pair with service " + serviceId, error);
+      }
+    });
+  }
+
+  onDiscoveredServicesChanged(services) {
+    if (!this._id || !this._callback) {
+      return;
+    }
+
+    this._callback(services);
+  }
+}
+
+const FlyWebPermissionPromptIntegration = (base) => ({
+  __proto__: base,
+  createPermissionPrompt(type, request) {
+    if (type != "flyweb-publish-server") {
+      return super.createPermissionPrompt(...arguments);
+    }
+
+    return {
+      __proto__: PermissionUI.PermissionPromptForRequestPrototype,
+      get request() {
+        return request;
+      },
+      get permissionKey() {
+        return "flyweb-publish-server";
+      },
+      get popupOptions() {
+        return {
+          learnMoreURL: "https://flyweb.github.io",
+          popupIconURL: "chrome://flyweb/skin/icon-64.png",
+        };
+      },
+      get notificationID() {
+        return "flyweb-publish-server";
+      },
+      get anchorID() {
+        const kAnchorID = "flyweb-publish-server-notification-icon";
+        let chromeDoc = this.browser.ownerDocument;
+        let anchor = chromeDoc.getElementById(kAnchorID);
+        if (!anchor) {
+          let notificationPopupBox =
+            chromeDoc.getElementById("notification-popup-box");
+          let notificationIcon = chromeDoc.createElement("image");
+          notificationIcon.id = kAnchorID;
+          notificationIcon.setAttribute("src",
+                                        "chrome://flyweb/skin/icon-64.png");
+          notificationIcon.classList.add("notification-anchor-icon");
+          notificationIcon.setAttribute("role", "button");
+          notificationIcon.setAttribute("aria-label",
+                                        "View the publish-server request");
+          notificationIcon.style.filter =
+            "url('chrome://browser/skin/filters.svg#fill')";
+          notificationIcon.style.fill = "currentcolor";
+          notificationIcon.style.opacity = "0.4";
+          notificationPopupBox.appendChild(notificationIcon);
+        }
+
+        return kAnchorID;
+      },
+      get message() {
+        return "Would you like to let this site start a server accessible " +
+               "to nearby devices and people?";
+      },
+      get promptActions() {
+        return [{
+          label: "Allow Server",
+          accessKey: "A",
+          action: Ci.nsIPermissionManager.ALLOW_ACTION,
+          expireType:  Ci.nsIPermissionManager.EXPIRE_SESSION,
+        }, {
+          label: "Block Server",
+          accessKey: "B",
+          action: Ci.nsIPermissionManager.DENY_ACTION,
+          expireType: Ci.nsIPermissionManager.EXPIRE_SESSION,
+        }];
+      },
+    };
+  },
+});
+
+let FlyWebView = {
+  init() {
+    // Create widget and add it to the menu panel.
+    CustomizableUI.createWidget({
+      id: "flyweb-button",
+      type: "view",
+      viewId: "flyweb-panel",
+      label: gFlyWebBundle.GetStringFromName("flyweb-button.label"),
+      tooltiptext: gFlyWebBundle.GetStringFromName("flyweb-button.tooltiptext"),
+
+      onBeforeCreated(aDocument) {
+        let panel = aDocument.createElement("panelview");
+        panel.id = "flyweb-panel";
+        panel.setAttribute("class", "PanelUI-subView");
+        panel.setAttribute("flex", "1");
+
+        let label = aDocument.createElement("label");
+        label.setAttribute("class", "panel-subview-header");
+        label.setAttribute("value", gFlyWebBundle.GetStringFromName("flyweb-button.label"));
+
+        let empty = aDocument.createElement("description");
+        empty.id = "flyweb-items-empty";
+        empty.setAttribute("mousethrough", "always");
+        empty.textContent = gFlyWebBundle.GetStringFromName("flyweb-items-empty");
+
+        let items = aDocument.createElement("vbox");
+        items.id = "flyweb-items";
+        items.setAttribute("class", "panel-subview-body");
+
+        panel.appendChild(label);
+        panel.appendChild(empty);
+        panel.appendChild(items);
+
+        panel.addEventListener("command", this);
+
+        aDocument.getElementById("PanelUI-multiView").appendChild(panel);
+
+        this._sheetURI = Services.io.newURI("chrome://flyweb/skin/flyweb.css", null, null);
+        aDocument.defaultView.QueryInterface(Ci.nsIInterfaceRequestor).
+            getInterface(Ci.nsIDOMWindowUtils).loadSheet(this._sheetURI, 1);
+      },
+
+      onDestroyed(aDocument) {
+        aDocument.defaultView.QueryInterface(Ci.nsIInterfaceRequestor).
+            getInterface(Ci.nsIDOMWindowUtils).removeSheet(this._sheetURI, 1);
+      },
+
+      onViewShowing(aEvent) {
+        let doc = aEvent.target.ownerDocument;
+
+        let items = doc.getElementById("flyweb-items");
+        let empty = doc.getElementById("flyweb-items-empty");
+
+        if (!gDiscoveryManagerInstance) {
+          gDiscoveryManagerInstance = new DiscoveryManager(doc.defaultView);
+        }
+
+        gDiscoveryManagerInstance.start((services) => {
+          while (items.firstChild) {
+            items.firstChild.remove();
+          }
+
+          let fragment = doc.createDocumentFragment();
+
+          for (let service of services) {
+            let button = doc.createElement("toolbarbutton");
+            button.setAttribute("class", "subviewbutton cui-withicon");
+            button.setAttribute("label", service.displayName);
+            button.setAttribute("data-service-id", service.serviceId);
+            fragment.appendChild(button);
+          }
+
+          items.appendChild(fragment);
+
+          empty.hidden = services.length > 0;
+        });
+      },
+
+      onViewHiding(aEvent) {
+        gDiscoveryManagerInstance.stop();
+      },
+
+      handleEvent(aEvent) {
+        if (aEvent.type === "command") {
+          let serviceId = aEvent.target.getAttribute("data-service-id");
+          gDiscoveryManagerInstance.pairWith(serviceId, (service) => {
+            aEvent.view.openUILinkIn(service.uiUrl, "tab");
+          });
+        }
+      }
+    });
+
+    Integration.contentPermission
+               .register(FlyWebPermissionPromptIntegration);
+  },
+
+  uninit() {
+    CustomizableUI.destroyWidget("flyweb-button");
+
+    if (gDiscoveryManagerInstance) {
+      gDiscoveryManagerInstance.destroy();
+      gDiscoveryManagerInstance = null;
+    }
+
+    Integration.contentPermission
+               .unregister(FlyWebPermissionPromptIntegration);
+  }
+};