PHP Classes

File: login_with_twitter.php

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  Classes of Manuel Lemos   PHP OAuth Library   login_with_twitter.php   Download  
File: login_with_twitter.php
Role: Example script
Content type: text/plain
Description: Example of logging in with Twitter using OAuth
Class: PHP OAuth Library
Authorize and access APIs using OAuth
Author: By
Last change: Added support to pin based authorization.
Date: 9 years ago
Size: 3,097 bytes
 

Contents

Class file image Download
<?php
/*
 * login_with_twitter.php
 *
 * @(#) $Id: login_with_twitter.php,v 1.8 2014/11/14 10:37:51 mlemos Exp $
 *
 */

    /*
     * Get the http.php file from http://www.phpclasses.org/httpclient
     */
   
require('http.php');
    require(
'oauth_client.php');

   
$client = new oauth_client_class;
   
$client->debug = false;
   
$client->debug_http = true;
   
$client->server = 'Twitter';
   
$client->redirect_uri = 'http://'.$_SERVER['HTTP_HOST'].
       
dirname(strtok($_SERVER['REQUEST_URI'],'?')).'/login_with_twitter.php';

   
/*
     * Uncomment the next line if you want to use
     * the pin based authorization flow
     */
    // $client->redirect_uri = 'oob';

    /*
     * Was this script included defining the pin the
     * user entered to authorize the API access?
     */
   
if(defined('OAUTH_PIN'))
       
$client->pin = OAUTH_PIN;

   
$client->client_id = ''; $application_line = __LINE__;
   
$client->client_secret = '';

    if(
strlen($client->client_id) == 0
   
|| strlen($client->client_secret) == 0)
        die(
'Please go to Twitter Apps page https://dev.twitter.com/apps/new , '.
           
'create an application, and in the line '.$application_line.
           
' set the client_id to Consumer key and client_secret with Consumer secret. '.
           
'The Callback URL must be '.$client->redirect_uri.' If you want to post to '.
           
'the user timeline, make sure the application you create has write permissions');

    if((
$success = $client->Initialize()))
    {
        if((
$success = $client->Process()))
        {
            if(
strlen($client->access_token))
            {
               
$success = $client->CallAPI(
                   
'https://api.twitter.com/1.1/account/verify_credentials.json',
                   
'GET', array(), array('FailOnAccessError'=>true), $user);

/*
                $values = array(
                    'status'=>str_repeat('x', 140)
                );
                $success = $client->CallAPI(
                    'https://api.twitter.com/1.1/statuses/update.json',
                    'POST', $values, array('FailOnAccessError'=>true), $update);
                if(!$success)
                    error_log(print_r($update->errors[0]->code, 1));
*/

/* Tweet with an attached image
                $success = $client->CallAPI(
                    "https://api.twitter.com/1.1/statuses/update_with_media.json",
                    'POST', array(
                        'status'=>'This is a test tweet to evaluate the PHP OAuth API support to upload image files sent at '.strftime("%Y-%m-%d %H:%M:%S"),
                        'media[]'=>'php-oauth.png'
                    ),array(
                        'FailOnAccessError'=>true,
                        'Files'=>array(
                            'media[]'=>array(
                            )
                        )
                    ), $upload);
*/
           
}
        }
       
$success = $client->Finalize($success);
    }
    if(
$client->exit)
        exit;
    if(
$success)
    {
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>Twitter OAuth client results</title>
</head>
<body>
<?php
       
echo '<h1>', HtmlSpecialChars($user->name),
           
' you have logged in successfully with Twitter!</h1>';
        echo
'<pre>', HtmlSpecialChars(print_r($user, 1)), '</pre>';
?>
</body>
</html>
<?php
   
}
    else
    {
?>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
<head>
<title>OAuth client error</title>
</head>
<body>
<h1>OAuth client error</h1>
<pre>Error: <?php echo HtmlSpecialChars($client->error); ?></pre>
</body>
</html>
<?php
   
}

?>