<?php /** * Twitter-API-PHP : Simple PHP wrapper for the v1.1 API * * PHP version 5.3.10 * * @category Awesomeness * @package Twitter-API-PHP * @author James Mallison <me@j7mbo.co.uk> * @license MIT License * @link http://github.com/j7mbo/twitter-api-php */ class TwitterAPIExchange { private $oauth_access_token; private $oauth_access_token_secret; private $consumer_key; private $consumer_secret; private $postfields; private $getfield; protected $oauth; public $url; /** * Create the API access object. Requires an array of settings:: * oauth access token, oauth access token secret, consumer key, consumer secret * These are all available by creating your own application on dev.twitter.com * Requires the cURL library * * @param array $settings */ public function __construct(array $settings) { if (!in_array('curl', get_loaded_extensions())) { throw new Exception('You need to install cURL, see: http://curl.haxx.se/docs/install.html'); } if (!isset($settings['oauth_access_token']) || !isset($settings['oauth_access_token_secret']) || !isset($settings['consumer_key']) || !isset($settings['consumer_secret'])) { throw new Exception('Make sure you are passing in the correct parameters'); } $this->oauth_access_token = $settings['oauth_access_token']; $this->oauth_access_token_secret = $settings['oauth_access_token_secret']; $this->consumer_key = $settings['consumer_key']; $this->consumer_secret = $settings['consumer_secret']; } /** * Set postfields array, example: array('screen_name' => 'J7mbo') * * @param array $array Array of parameters to send to API * * @return TwitterAPIExchange Instance of self for method chaining */ public function setPostfields(array $array) { if (!is_null($this->getGetfield())) { throw new Exception('You can only choose get OR post fields.'); } if (isset($array['status']) && substr($array['status'], 0, 1) === '@') { $array['status'] = sprintf("\0%s", $array['status']); } $this->postfields = $array; return $this; } /** * Set getfield string, example: '?screen_name=J7mbo' * * @param string $string Get key and value pairs as string * * @return \TwitterAPIExchange Instance of self for method chaining */ public function setGetfield($string) { if (!is_null($this->getPostfields())) { throw new Exception('You can only choose get OR post fields.'); } $search = array('#', ',', '+', ':'); $replace = array('%23', '%2C', '%2B', '%3A'); $string = str_replace($search, $replace, $string); $this->getfield = $string; return $this; } /** * Get getfield string (simple getter) * * @return string $this->getfields */ public function getGetfield() { return $this->getfield; } /** * Get postfields array (simple getter) * * @return array $this->postfields */ public function getPostfields() { return $this->postfields; } /** * Build the Oauth object using params set in construct and additionals * passed to this method. For v1.1, see: https://dev.twitter.com/docs/api/1.1 * * @param string $url The API url to use. Example: https://api.twitter.com/1.1/search/tweets.json * @param string $requestMethod Either POST or GET * @return \TwitterAPIExchange Instance of self for method chaining */ public function buildOauth($url, $requestMethod) { if (!in_array(strtolower($requestMethod), array('post', 'get'))) { throw new Exception('Request method must be either POST or GET'); } $consumer_key = $this->consumer_key; $consumer_secret = $this->consumer_secret; $oauth_access_token = $this->oauth_access_token; $oauth_access_token_secret = $this->oauth_access_token_secret; $oauth = array( 'oauth_consumer_key' => $consumer_key, 'oauth_nonce' => time(), 'oauth_signature_method' => 'HMAC-SHA1', 'oauth_token' => $oauth_access_token, 'oauth_timestamp' => time(), 'oauth_version' => '1.0' ); $getfield = $this->getGetfield(); if (!is_null($getfield)) { $getfields = str_replace('?', '', explode('&', $getfield)); foreach ($getfields as $g) { $split = explode('=', $g); $oauth[$split[0]] = $split[1]; } } $base_info = $this->buildBaseString($url, $requestMethod, $oauth); $composite_key = rawurlencode($consumer_secret) . '&' . rawurlencode($oauth_access_token_secret); $oauth_signature = base64_encode(hash_hmac('sha1', $base_info, $composite_key, true)); $oauth['oauth_signature'] = $oauth_signature; $this->url = $url; $this->oauth = $oauth; return $this; } /** * Perform the actual data retrieval from the API * * @param boolean $return If true, returns data. * * @return string json If $return param is true, returns json data. */ public function performRequest($return = true) { if (!is_bool($return)) { throw new Exception('performRequest parameter must be true or false'); } $header = array($this->buildAuthorizationHeader($this->oauth), 'Expect:'); $getfield = $this->getGetfield(); $postfields = $this->getPostfields(); $options = array( CURLOPT_HTTPHEADER => $header, CURLOPT_HEADER => false, CURLOPT_URL => $this->url, CURLOPT_RETURNTRANSFER => true, CURLOPT_TIMEOUT => 10, ); if (!is_null($postfields)) { $options[CURLOPT_POSTFIELDS] = $postfields; } else { if ($getfield !== '') { $options[CURLOPT_URL] .= $getfield; } } $feed = curl_init(); curl_setopt_array($feed, $options); $json = curl_exec($feed); curl_close($feed); if ($return) { return $json; } } /** * Private method to generate the base string used by cURL * * @param string $baseURI * @param string $method * @param array $params * * @return string Built base string */ private function buildBaseString($baseURI, $method, $params) { $return = array(); ksort($params); foreach($params as $key=>$value) { $return[] = "$key=" . $value; } return $method . "&" . rawurlencode($baseURI) . '&' . rawurlencode(implode('&', $return)); } /** * Private method to generate authorization header used by cURL * * @param array $oauth Array of oauth data generated by buildOauth() * * @return string $return Header used by cURL for request */ private function buildAuthorizationHeader($oauth) { $return = 'Authorization: OAuth '; $values = array(); foreach($oauth as $key => $value) { $values[] = "$key=\"" . rawurlencode($value) . "\""; } $return .= implode(', ', $values); return $return; } } class Tweet extends TwitterAPIExchange { //Enter your details here const oauth_token = "16127841-XhE5Xlw8bArFmSyouf4y9AHx9KUJ2SrpL95994QV0"; const oauth_secret = "wtmbZlSntIXpKqiq4mIDmY1JqqmsIP6FCy1UyHRI9DuJ6"; const consumer_key = "hccV6YwzcYC9bjaTnbC6W6h2D"; const consumer_secret = "OucJEZ0GR6PgGSHZje0DLSmGdSmyXx9b0CWiSGVwla1jzApSdM"; public $json; public $get; private $twitter; public function __construct() { $settings = array('oauth_access_token' => self::oauth_token, 'oauth_access_token_secret' => self::oauth_secret, 'consumer_key' => self::consumer_key, 'consumer_secret' => self::consumer_secret); $this->twitter = new TwitterAPIExchange($settings); return $this; } public function set($json, $get) { $this->json = "https://api.twitter.com/1.1/".$json.".json"; if(is_array($get)) { $this->get = http_build_query($get); } else { $this->get = $get; } return $this; } public function call() { $response=$this->twitter->setGetfield("?".$this->get) ->buildOauth($this->json, "GET") ->performRequest(); $response=json_decode($response, true); return (array) $response; } } ?>
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