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<?php /** * Twitter PHP Script * This script gets a user's twitter timeline and returns it as a multidimension array * each array containing 'tweet, date and link' respectively. * * LICENSE: This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or any later version. * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * http://www.gnu.org/licenses/ * * @author Opeyemi Obembe <ray@devedgelabs.com> * @copyright Copyright (c) 2010, devEdgeLabs. */ class Twitter { var $count; var $feedUrl; var $username; //@params: twitter username, number of needed updates (20 max) function Twitter($username, $count = 20) { $this->username = $username; $this->feedUrl = 'http://api.twitter.com/1/statuses/user_timeline/'.$username.'.rss'; $this->count = $count > 20 ? 20 : $count; } function since($date) { $timestamp = strtotime($date); $seconds = time() - $timestamp; $units = array( 'second' => 1, 'minute' => 60, 'hour' => 3600, 'day' => 86400, 'month' => 2629743, 'year' => 31556926 ); foreach($units as $k => $v) { if($seconds >= $v) { $results = floor($seconds/$v); if($k == 'day' | $k == 'month' | $k == 'year') $timeago = date('D, d M, Y h:ia', $timestamp); else $timeago = ($results >= 2) ? 'about '.$results.' '.$k.'s ago' : 'about '.$results.' '.$k.' ago'; } } return $timeago; } // Returns a multidimentional array, each containg 'tweet, date and link' respectively function get($count = 20) { $username = $this->username; // Append the count $url = $this->feedUrl; $url .= '?count='.$count; $tweets_cache_path = 'cache/twitter_'.$username.'_'.$count.'.cache'; if(file_exists($tweets_cache_path)) { $tweets_cache_timer = intval((time()-filemtime($tweets_cache_path))/60); } else { $tweets_cache_timer = 0; } if ( (!file_exists($tweets_cache_path) OR $tweets_cache_timer > 15) && function_exists('curl_init') ) { // The http CURL thingy $curl_handle = curl_init(); curl_setopt($curl_handle, CURLOPT_URL, $url); curl_setopt($curl_handle, CURLOPT_RETURNTRANSFER, TRUE); curl_setopt($curl_handle, CURLOPT_TIMEOUT, 10);//10 secs max $data = curl_exec($curl_handle); curl_close($curl_handle); // Some error? Return an empty array // You may want to extend this to know the exact error // echo curl_error($curl_handle); // or know the http status // echo curl_getinfo($curl_handle, CURLINFO_HTTP_CODE); if(!$data) return array(); // Some reformatting $pattern = array( '/[^(:\/\/)](www\.[^ \n\r]+)/', '/(https?:\/\/[^ \n\r]+)/', '/@(\w+)/', '/^'.$username.':\s*/i' ); $replace = array( '<a href="http://$1" rel="nofollow" target="_blank">$1</a>', '<a href="$1" rel="nofollow" target="_blank">$1</a>', '<a href="http://twitter.com/$1" rel="nofollow" target="_blank">@$1</a>'. '' ); $tweets = array(); $xml = new SimpleXMLElement($data); if(!empty($xml->channel->item) && isset($xml->channel->item)) { foreach($xml->channel->item as $item) { $tweet = preg_replace($pattern, $replace, $item->description); $title_twitter = strip_tags($tweet); $date = $this->since($item->pubDate); preg_match('/((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;\'">\:\s\<\>\)\]\!])/', $item->description, $regular_link); @$permalink = preg_replace('/((https?|s?ftp|ssh)\:\/\/[^"\s\<\>]*[^.,;\'">\:\s\<\>\)\]\!])/', '<a href="'.$regular_link[1].'" target="_blank">'.$regular_link[1].'</a>', $title_twitter); $tweets[] = array($tweet, $date, $permalink); } } if(file_exists($tweets_cache_path)) { unlink($tweets_cache_path); } $myFile = $tweets_cache_path; $fh = fopen($myFile, 'w') or die("can't open file"); $stringData = serialize($tweets); fwrite($fh, $stringData); fclose($fh); } else { error_reporting(0); $file = file_get_contents($tweets_cache_path, true); if(!empty($file)) { $tweets = unserialize($file); if(!is_array($tweets)) { $tweets = array(); } } } return $tweets; } } ?>