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/**
*
* this code was inspired by the work done by David Riccitelli
*
* Copyright 2011 Aaron K. Saunders, Clearly Innovative Inc
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* <a href="http://www.apache.org/licenses/LICENSE-2.0">http://www.apache.org/licenses/LICENSE-2.0</a>
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
var InstagramMgr = {};
(function() {
InstagramMgr.API_URL = "https://api.instagram.com/v1/";
InstagramMgr.init = function(clientId, redirectUri, loginUser) {
InstagramMgr.clientId = clientId;
InstagramMgr.redirectUri = redirectUri;
InstagramMgr.ACCESS_TOKEN = null;
InstagramMgr.xhr = null;
};
InstagramMgr.logout = function() {
showAuthorizeUI(
String.format('https://instagram.com/oauth2/authorize?response_type=token&client_id=%s&redirect_uri=%s',
InstagramMgr.clientId,
InstagramMgr.redirectUri)
);
return;
};
/**
* displays the familiar web login dialog we all know and love
*
* @params authSuccess_callback method called when successful
*
*/
InstagramMgr.login = function(authSuccess_callback) {
if (authSuccess_callback != undefined) {
InstagramMgr.success_callback = authSuccess_callback;
}
showAuthorizeUI(
String.format('https://instagram.com/oauth/authorize/?response_type=token&client_id=%s&redirect_uri=%s&scope=likes+comments&display=touch',
InstagramMgr.clientId,
InstagramMgr.redirectUri)
);
return;
};
InstagramMgr.callMethod = function(method, params, success, error) {
// get the login information and let it roll!!
try {
if (InstagramMgr.xhr == null) {
InstagramMgr.xhr = Titanium.Network.createHTTPClient();
InstagramMgr.xhr.autoEncodeUrl = false;
}
var url = null;
if ( InstagramMgr.ACCESS_TOKEN != null ) {
url = InstagramMgr.API_URL + method + "?access_token=" + InstagramMgr.ACCESS_TOKEN;
} else {
url = InstagramMgr.API_URL + method + "?client_id=" + InstagramMgr.clientId;
}
for ( var x = 0; x < params.length; x++ ) {
url = url + "&" + params[x][0] + "=" + params[x][1];
}
Ti.API.debug(url);
InstagramMgr.xhr.open("GET", url);
InstagramMgr.xhr.onerror = function(e) {
Ti.API.error("InstagramMgr ERROR " + e.error);
Ti.API.error("InstagramMgr ERROR " + InstagramMgr.xhr.location);
if ( error ) {
error(e);
}
};
InstagramMgr.xhr.onload = function(_xhr) {
Ti.API.debug("InstagramMgr response: " + InstagramMgr.xhr.responseText);
if ( success ) {
success(InstagramMgr.xhr);
}
};
InstagramMgr.xhr.send();
} catch(err) {
Titanium.UI.createAlertDialog({
title: "Error",
message: String(err),
buttonNames: ['OK']
}).show();
}
};
/**
* code to display the familiar web login dialog we all know and love
*/
function showAuthorizeUI(pUrl)
{
window = Ti.UI.createWindow({
modal: (Ti.Platform.osname != 'android'),
fullscreen: (Ti.Platform.osname != 'android'),
width: '100%',
height: '100%'
});
var transform = Ti.UI.create2DMatrix().scale(0);
view = Ti.UI.createView({
top: 5,
width: '100%',
height: 450,
border: 10,
backgroundColor: 'white',
borderColor: '#aaa',
borderRadius: 20,
borderWidth: 5,
zIndex: -1
//transform: transform
});
closeLabel = Ti.UI.createLabel({
textAlign: 'right',
font: {
fontWeight: 'bold',
fontSize: '12pt'
},
text: '(X)',
top: 5,
right: 12,
width: 10,
height: 14
});
window.open();
webView = Ti.UI.createWebView({
top: 25,
width: '90%',
height: '90%', // new
url: pUrl,
autoDetect: [Ti.UI.AUTODETECT_NONE]
});
Ti.API.debug('Setting:[' + Ti.UI.AUTODETECT_NONE + ']');
webView.addEventListener('beforeload',
function(e) {
if (e.url.indexOf('clearlyinnovative') != -1 || e.url.indexOf('instagram') != -1) {
Titanium.API.debug('in before load ' + e);
authorizeUICallback(e);
webView.stopLoading = true;
}
});
webView.addEventListener('load', authorizeUICallback);
view.add(webView);
closeLabel.addEventListener('click', destroyAuthorizeUI);
view.add(closeLabel);
window.add(view);
if (Ti.Platform.osname != 'android') {
var animation = Ti.UI.createAnimation();
animation.transform = Ti.UI.create2DMatrix();
animation.duration = 500;
view.animate(animation);
} else {
view.open();
}
};
/**
* unloads the UI used to have the user authorize the application
*/
function destroyAuthorizeUI()
{
Ti.API.debug('destroyAuthorizeUI');
// if the window doesn't exist, exit
if (window == null) {
return;
}
// remove the UI
try
{
Ti.API.debug('destroyAuthorizeUI:webView.removeEventListener');
webView.removeEventListener('load', authorizeUICallback);
Ti.API.debug('destroyAuthorizeUI:window.close()');
window.hide();
}
catch(ex)
{
Ti.API.debug('Cannot destroy the authorize UI. Ignoring.');
}
};
/**
* fires event when login fails
* <code>app:instagram_access_denied</code>
*
* fires event when login successful
* <code>app:instagram_token</code>
*
* executes callback if specified when creating object
*/
function authorizeUICallback(e)
{
Ti.API.debug('authorizeUILoaded ' + e.url);
Titanium.API.debug(e);
if (e.url.indexOf('#access_token') != -1)
{
var token = e.url.split("=")[1];
InstagramMgr.ACCESS_TOKEN = token;
Ti.App.fireEvent('app:instagram_token', {
data: token
});
if (InstagramMgr.success_callback != undefined) {
InstagramMgr.success_callback({
access_token: token
});
}
destroyAuthorizeUI();
} else if ('http://instagram.com/' == e.url) {
Ti.App.fireEvent('app:instagram_logout', {});
destroyAuthorizeUI();
} else if (e.url.indexOf('#error=access_denied') != -1) {
Ti.App.fireEvent('app:instagram_access_denied', {});
destroyAuthorizeUI();
}
};
})();
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