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/* -*- Mode: js; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- /
/* vim: set shiftwidth=2 tabstop=2 autoindent cindent expandtab: */
'use strict';
// This module listens to mozbrowserusernameandpasswordrequired event.
// It's for http authentication only.
// XXX: ftp authentication will be implemented here but not supported yet.
var AuthenticationDialog = {
// Used for element id access.
// e.g., 'authentication-dialog-alert-ok'
prefix: 'authentication-dialog-',
// DOM
elements: {},
// Get all elements when inited.
getAllElements: function ad_getAllElements() {
var elementsID = [
'http-authentication', 'http-username-input', 'http-password-input',
'http-authentication-message', 'http-authentication-ok',
'http-authentication-cancel', 'title'
];
var toCamelCase = function toCamelCase(str) {
return str.replace(/\-(.)/g, function replacer(str, p1) {
return p1.toUpperCase();
});
};
elementsID.forEach(function createElementRef(name) {
this.elements[toCamelCase(name)] =
document.getElementById(this.prefix + name);
}, this);
this.screen = document.getElementById('screen');
this.overlay = document.getElementById('dialog-overlay');
},
// Save the events returned by
// mozbrowserusernameandpasswordrequired for later use.
// The events are stored according to webapp origin
// e.g., 'http://uitest.gaiamobile.org': evt
currentEvents: {},
init: function ad_init() {
// Get all elements initially.
this.getAllElements();
var elements = this.elements;
// Bind events
window.addEventListener('mozbrowserusernameandpasswordrequired', this);
window.addEventListener('appopen', this);
window.addEventListener('appwillclose', this);
window.addEventListener('appterminated', this);
window.addEventListener('resize', this);
window.addEventListener('keyboardchange', this);
window.addEventListener('keyboardhide', this);
for (var id in elements) {
if (elements[id].tagName.toLowerCase() == 'button') {
elements[id].addEventListener('click', this);
}
}
},
// Default event handler
handleEvent: function ad_handleEvent(evt) {
var elements = this.elements;
switch (evt.type) {
case 'mozbrowserusernameandpasswordrequired':
if (evt.target.dataset.frameType != 'window')
return;
evt.preventDefault();
var origin = evt.target.dataset.frameOrigin;
this.currentEvents[origin] = evt;
if (origin == WindowManager.getDisplayedApp())
this.show(origin);
break;
case 'click':
if (evt.currentTarget === elements.httpAuthenticationCancel) {
this.cancelHandler();
} else {
this.confirmHandler();
}
break;
case 'appopen':
if (this.currentEvents[evt.detail.origin])
this.show(evt.detail.origin);
break;
case 'appwillclose':
// Do nothing if the app is closed at background.
if (evt.detail.origin !== this.currentOrigin)
return;
// Reset currentOrigin
this.hide();
break;
case 'appterminated':
if (this.currentEvents[evt.detail.origin])
delete this.currentEvents[evt.detail.origin];
break;
case 'resize':
case 'keyboardhide':
if (!this.currentOrigin)
return;
this.setHeight(window.innerHeight - StatusBar.height);
break;
case 'keyboardchange':
this.setHeight(window.innerHeight -
evt.detail.height - StatusBar.height);
break;
}
},
setHeight: function ad_setHeight(height) {
if (this.isVisible())
this.overlay.style.height = height + 'px';
},
show: function ad_show(origin) {
this.currentOrigin = origin;
var evt = this.currentEvents[origin];
var elements = this.elements;
this.screen.classList.add('authentication-dialog');
elements.httpAuthentication.classList.add('visible');
elements.title.textContent = evt.detail.host;
elements.httpAuthenticationMessage.textContent = evt.detail.realm;
elements.httpUsernameInput.value = '';
elements.httpPasswordInput.value = '';
this.setHeight(window.innerHeight - StatusBar.height);
},
hide: function ad_hide() {
this.elements.httpUsernameInput.blur();
this.elements.httpPasswordInput.blur();
this.currentOrigin = null;
this.elements.httpAuthentication.classList.remove('visible');
this.screen.classList.remove('authentication-dialog');
},
confirmHandler: function ad_confirmHandler() {
var elements = this.elements;
var evt = this.currentEvents[this.currentOrigin];
evt.detail.authenticate(elements.httpUsernameInput.value,
elements.httpPasswordInput.value);
elements.httpAuthentication.classList.remove('visible');
delete this.currentEvents[this.currentOrigin];
this.screen.classList.remove('authentication-dialog');
},
cancelHandler: function ad_cancelHandler() {
var evt = this.currentEvents[this.currentOrigin];
var elements = this.elements;
evt.detail.cancel();
elements.httpAuthentication.classList.remove('visible');
delete this.currentEvents[this.currentOrigin];
this.screen.classList.remove('authentication-dialog');
},
isVisible: function ad_isVisible() {
return this.screen.classList.contains('authentication-dialog');
}
};
AuthenticationDialog.init();
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