1 files changed, 110 insertions, 0 deletions
diff --git a/apps/system/js/sim_lock.js b/apps/system/js/sim_lock.js
new file mode 100644
index 0000000..3a3d3e0
--- /dev/null
+++ b/apps/system/js/sim_lock.js
@@ -0,0 +1,110 @@
+/* -*- Mode: Java; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
+/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
+
+'use strict';
+
+var SimLock = {
+  init: function sl_init() {
+    // Do not do anything if we can't have access to MobileConnection API
+    var conn = window.navigator.mozMobileConnection;
+    if (!conn)
+      return;
+
+    this.onClose = this.onClose.bind(this);
+
+    // Watch for apps that need a mobile connection
+    window.addEventListener('appwillopen', this);
+
+    // Display the dialog only after lockscreen is unlocked
+    // To prevent keyboard being displayed behind it.
+    window.addEventListener('unlock', this);
+
+    // always monitor card state change
+    conn.addEventListener('cardstatechange', this.showIfLocked.bind(this));
+  },
+
+  handleEvent: function sl_handleEvent(evt) {
+    switch (evt.type) {
+      case 'unlock':
+        this.showIfLocked();
+        break;
+      case 'appwillopen':
+        // if an app needs telephony or sms permission,
+        // we will launch the unlock screen if needed.
+
+        var app = Applications.getByManifestURL(
+          evt.target.getAttribute('mozapp'));
+
+        if (!app || !app.manifest.permissions)
+          return;
+
+        // Ignore first time usage app which already ask for SIM code
+        if (evt.target.classList.contains('ftu'))
+          return;
+
+        if (!('telephony' in app.manifest.permissions ||
+              'sms' in app.manifest.permissions))
+          return;
+
+        // Ignore second `appwillopen` event when showIfLocked ends up
+        // eventually opening the app on valid pin code
+        var origin = evt.target.dataset.frameOrigin;
+        if (origin == this._lastOrigin) {
+          delete this._lastOrigin;
+          return;
+        }
+        this._lastOrigin = origin;
+
+        // if sim is locked, cancel app opening in order to display
+        // it after PIN dialog
+        if (this.showIfLocked())
+          evt.preventDefault();
+
+        break;
+    }
+  },
+
+  showIfLocked: function sl_showIfLocked() {
+    var conn = window.navigator.mozMobileConnection;
+    if (!conn)
+      return false;
+
+    if (LockScreen.locked)
+      return false;
+
+    switch (conn.cardState) {
+      // do nothing in absent and null card states
+      case null:
+      case 'absent':
+        break;
+      case 'pukRequired':
+      case 'pinRequired':
+        SimPinDialog.show('unlock', this.onClose);
+        return true;
+      case 'networkLocked':
+        // XXXX: After unlocking the SIM the cardState is
+        //       'networkLocked' but it changes inmediately to 'ready'
+        //       if the phone is not SIM-locked. If the cardState
+        //       is still 'networkLocked' after two seconds we unlock
+        //       the network control key lock (network personalization).
+        setTimeout(function checkState() {
+          if (conn.cardState == 'networkLocked') {
+            SimPinDialog.show('unlock', SimLock.onClose);
+          }
+        }, 5000);
+        break;
+    }
+    return false;
+  },
+
+  onClose: function sl_onClose(reason) {
+    // Display the app only when PIN code is valid and when we click
+    // on `X` button
+    if (this._lastOrigin && (reason == 'success' || reason == 'skip'))
+      WindowManager.setDisplayedApp(this._lastOrigin);
+    delete this._lastOrigin;
+  }
+
+};
+
+SimLock.init();