/wp-content/themes/lifeline/framework/helpers/codebird.php
PHP | 1025 lines | 831 code | 41 blank | 153 comment | 44 complexity | 72db7a7d4ecfce5c6918e71bfc8af6d3 MD5 | raw file
Possible License(s): GPL-3.0, MIT, BSD-3-Clause, LGPL-2.1, GPL-2.0, Apache-2.0
- <?php
-
- //namespace Codebird;
-
- /**
- * A Twitter library in PHP.
- *
- * @package codebird
- * @version 2.4.1
- * @author J.M. <me@mynetx.net>
- * @copyright 2010-2013 J.M. <me@mynetx.net>
- *
- * 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 3 of the License, or
- * (at your option) 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- */
-
- /**
- * Define constants
- */
- $constants = explode(' ', 'OBJECT ARRAY JSON');
- foreach ($constants as $i => $id) {
- $id = 'CODEBIRD_RETURNFORMAT_' . $id;
- defined($id) or define($id, $i);
- }
- $constants = array(
- 'CURLE_SSL_CERTPROBLEM' => 58,
- 'CURLE_SSL_CACERT' => 60,
- 'CURLE_SSL_CACERT_BADFILE' => 77,
- 'CURLE_SSL_CRL_BADFILE' => 82,
- 'CURLE_SSL_ISSUER_ERROR' => 83
- );
- foreach ($constants as $id => $i) {
- defined($id) or define($id, $i);
- }
- unset($constants);
- unset($i);
- unset($id);
-
- /**
- * A Twitter library in PHP.
- *
- * @package codebird
- * @subpackage codebird-php
- */
- class SH_Codebird
- {
- /**
- * The current singleton instance
- */
- private static $_instance = null;
-
- /**
- * The OAuth consumer key of your registered app
- */
- protected static $_oauth_consumer_key = null;
-
- /**
- * The corresponding consumer secret
- */
- protected static $_oauth_consumer_secret = null;
-
- /**
- * The app-only bearer token. Used to authorize app-only requests
- */
- protected static $_oauth_bearer_token = null;
-
- /**
- * The API endpoint to use
- */
- protected static $_endpoint = 'https://api.twitter.com/1.1/';
-
- /**
- * The API endpoint to use for OAuth requests
- */
- protected static $_endpoint_oauth = 'https://api.twitter.com/';
-
- /**
- * The Request or access token. Used to sign requests
- */
- protected $_oauth_token = null;
-
- /**
- * The corresponding request or access token secret
- */
- protected $_oauth_token_secret = null;
-
- /**
- * The format of data to return from API calls
- */
- protected $_return_format = CODEBIRD_RETURNFORMAT_OBJECT;
-
- /**
- * The file formats that Twitter accepts as image uploads
- */
- protected $_supported_media_files = array(IMAGETYPE_GIF, IMAGETYPE_JPEG, IMAGETYPE_PNG);
-
- /**
- * The current Codebird version
- */
- protected $_version = '2.4.1';
-
- /**
- * Returns singleton class instance
- * Always use this method unless you're working with multiple authenticated users at once
- *
- * @return Codebird The instance
- */
- public static function getInstance()
- {
- if (self::$_instance == null) {
- self::$_instance = new self;
- }
- return self::$_instance;
- }
-
- /**
- * Sets the OAuth consumer key and secret (App key)
- *
- * @param string $key OAuth consumer key
- * @param string $secret OAuth consumer secret
- *
- * @return void
- */
- public static function setConsumerKey($key, $secret)
- {
- self::$_oauth_consumer_key = $key;
- self::$_oauth_consumer_secret = $secret;
- }
-
- /**
- * Sets the OAuth2 app-only auth bearer token
- *
- * @param string $token OAuth2 bearer token
- *
- * @return void
- */
- public static function setBearerToken($token)
- {
- self::$_oauth_bearer_token = $token;
- }
-
- /**
- * Gets the current Codebird version
- *
- * @return string The version number
- */
- public function getVersion()
- {
- return $this->_version;
- }
-
- /**
- * Sets the OAuth request or access token and secret (User key)
- *
- * @param string $token OAuth request or access token
- * @param string $secret OAuth request or access token secret
- *
- * @return void
- */
- public function setToken($token, $secret)
- {
- $this->_oauth_token = $token;
- $this->_oauth_token_secret = $secret;
- }
-
- /**
- * Sets the format for API replies
- *
- * @param int $return_format One of these:
- * CODEBIRD_RETURNFORMAT_OBJECT (default)
- * CODEBIRD_RETURNFORMAT_ARRAY
- *
- * @return void
- */
- public function setReturnFormat($return_format)
- {
- $this->_return_format = $return_format;
- }
-
- /**
- * Main API handler working on any requests you issue
- *
- * @param string $fn The member function you called
- * @param array $params The parameters you sent along
- *
- * @return mixed The API reply encoded in the set return_format
- */
-
- public function __call($fn, $params)
- {
- // parse parameters
- $apiparams = array();
- if (count($params) > 0) {
- if (is_array($params[0])) {
- $apiparams = $params[0];
- } else {
- parse_str($params[0], $apiparams);
- // remove auto-added slashes if on magic quotes steroids
- if (get_magic_quotes_gpc()) {
- foreach($apiparams as $key => $value) {
- if (is_array($value)) {
- $apiparams[$key] = array_map('stripslashes', $value);
- } else {
- $apiparams[$key] = stripslashes($value);
- }
- }
- }
- }
- }
-
- // stringify null and boolean parameters
- foreach ($apiparams as $key => $value) {
- if (! is_scalar($value)) {
- continue;
- }
- if (is_null($value)) {
- $apiparams[$key] = 'null';
- } elseif (is_bool($value)) {
- $apiparams[$key] = $value ? 'true' : 'false';
- }
- }
-
- $app_only_auth = false;
- if (count($params) > 1) {
- $app_only_auth = !! $params[1];
- }
-
- // map function name to API method
- $method = '';
-
- // replace _ by /
- $path = explode('_', $fn);
- for ($i = 0; $i < count($path); $i++) {
- if ($i > 0) {
- $method .= '/';
- }
- $method .= $path[$i];
- }
- // undo replacement for URL parameters
- $url_parameters_with_underscore = array('screen_name');
- foreach ($url_parameters_with_underscore as $param) {
- $param = strtoupper($param);
- $replacement_was = str_replace('_', '/', $param);
- $method = str_replace($replacement_was, $param, $method);
- }
-
- // replace AA by URL parameters
- $method_template = $method;
- $match = array();
- if (preg_match('/[A-Z_]{2,}/', $method, $match)) {
- foreach ($match as $param) {
- $param_l = strtolower($param);
- $method_template = str_replace($param, ':' . $param_l, $method_template);
- if (!isset($apiparams[$param_l])) {
- for ($i = 0; $i < 26; $i++) {
- $method_template = str_replace(chr(65 + $i), '_' . chr(97 + $i), $method_template);
- }
- throw new \Exception(
- 'To call the templated method "' . $method_template
- . '", specify the parameter value for "' . $param_l . '".'
- );
- }
- $method = str_replace($param, $apiparams[$param_l], $method);
- unset($apiparams[$param_l]);
- }
- }
-
- // replace A-Z by _a-z
- for ($i = 0; $i < 26; $i++) {
- $method = str_replace(chr(65 + $i), '_' . chr(97 + $i), $method);
- $method_template = str_replace(chr(65 + $i), '_' . chr(97 + $i), $method_template);
- }
-
- $httpmethod = $this->_detectMethod($method_template, $apiparams);
- $multipart = $this->_detectMultipart($method_template);
-
- return $this->_callApi(
- $httpmethod,
- $method,
- $method_template,
- $apiparams,
- $multipart,
- $app_only_auth
- );
- }
-
- /**
- * Uncommon API methods
- */
-
- /**
- * Gets the OAuth authenticate URL for the current request token
- *
- * @return string The OAuth authenticate URL
- */
- public function oauth_authenticate($force_login = NULL, $screen_name = NULL)
- {
- if ($this->_oauth_token == null) {
- throw new \Exception('To get the authenticate URL, the OAuth token must be set.');
- }
- $url = self::$_endpoint_oauth . 'oauth/authenticate?oauth_token=' . $this->_url($this->_oauth_token);
- if ($force_login) {
- $url .= "&force_login=1";
- }
- if ($screen_name) {
- $url .= "&screen_name=" . $screen_name;
- }
- return $url;
- }
-
- /**
- * Gets the OAuth authorize URL for the current request token
- *
- * @return string The OAuth authorize URL
- */
- public function oauth_authorize($force_login = NULL, $screen_name = NULL)
- {
- if ($this->_oauth_token == null) {
- throw new \Exception('To get the authorize URL, the OAuth token must be set.');
- }
- $url = self::$_endpoint_oauth . 'oauth/authorize?oauth_token=' . $this->_url($this->_oauth_token);
- if ($force_login) {
- $url .= "&force_login=1";
- }
- if ($screen_name) {
- $url .= "&screen_name=" . $screen_name;
- }
- return $url;
- }
-
- /**
- * Gets the OAuth bearer token
- *
- * @return string The OAuth bearer token
- */
-
- public function oauth2_token()
- {
- if (! function_exists('curl_init')) {
- throw new \Exception('To make API requests, the PHP curl extension must be available.');
- }
- if (self::$_oauth_consumer_key == null) {
- throw new \Exception('To obtain a bearer token, the consumer key must be set.');
- }
- $ch = false;
- $post_fields = array(
- 'grant_type' => 'client_credentials'
- );
- $url = self::$_endpoint_oauth . 'oauth2/token';
- $ch = curl_init($url);
- curl_setopt($ch, CURLOPT_POST, 1);
- curl_setopt($ch, CURLOPT_POSTFIELDS, $post_fields);
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
- curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
- curl_setopt($ch, CURLOPT_HEADER, 1);
- curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 1);
- curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
- curl_setopt($ch, CURLOPT_CAINFO, __DIR__ . '/cacert.pem');
-
- curl_setopt($ch, CURLOPT_USERPWD, self::$_oauth_consumer_key . ':' . self::$_oauth_consumer_secret);
- curl_setopt($ch, CURLOPT_HTTPHEADER, array(
- 'Expect:'
- ));
- $reply = curl_exec($ch);
-
- // certificate validation results
- $validation_result = curl_errno($ch);
- if (in_array(
- $validation_result,
- array(
- CURLE_SSL_CERTPROBLEM,
- CURLE_SSL_CACERT,
- CURLE_SSL_CACERT_BADFILE,
- CURLE_SSL_CRL_BADFILE,
- CURLE_SSL_ISSUER_ERROR
- )
- )
- ) {
- throw new \Exception('Error ' . $validation_result . ' while validating the Twitter API certificate.');
- }
-
- $httpstatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
- $reply = $this->_parseApiReply('oauth2/token', $reply);
- switch ($this->_return_format) {
- case CODEBIRD_RETURNFORMAT_ARRAY:
- $reply['httpstatus'] = $httpstatus;
- if ($httpstatus == 200) {
- self::setBearerToken($reply['access_token']);
- }
- break;
- case CODEBIRD_RETURNFORMAT_JSON:
- if ($httpstatus == 200) {
- $parsed = json_decode($reply);
- self::setBearerToken($parsed->access_token);
- }
- break;
- case CODEBIRD_RETURNFORMAT_OBJECT:
- $reply->httpstatus = $httpstatus;
- if ($httpstatus == 200) {
- self::setBearerToken($reply->access_token);
- }
- break;
- }
- return $reply;
- }
-
- /**
- * Signing helpers
- */
-
- /**
- * URL-encodes the given data
- *
- * @param mixed $data
- *
- * @return mixed The encoded data
- */
- private function _url($data)
- {
- if (is_array($data)) {
- return array_map(array(
- $this,
- '_url'
- ), $data);
- } elseif (is_scalar($data)) {
- return str_replace(array(
- '+',
- '!',
- '*',
- "'",
- '(',
- ')'
- ), array(
- ' ',
- '%21',
- '%2A',
- '%27',
- '%28',
- '%29'
- ), rawurlencode($data));
- } else {
- return '';
- }
- }
-
- /**
- * Gets the base64-encoded SHA1 hash for the given data
- *
- * @param string $data The data to calculate the hash from
- *
- * @return string The hash
- */
- private function _sha1($data)
- {
- if (self::$_oauth_consumer_secret == null) {
- throw new \Exception('To generate a hash, the consumer secret must be set.');
- }
- if (!function_exists('hash_hmac')) {
- throw new \Exception('To generate a hash, the PHP hash extension must be available.');
- }
- return base64_encode(hash_hmac('sha1', $data, self::$_oauth_consumer_secret . '&'
- . ($this->_oauth_token_secret != null ? $this->_oauth_token_secret : ''), true));
- }
-
- /**
- * Generates a (hopefully) unique random string
- *
- * @param int optional $length The length of the string to generate
- *
- * @return string The random string
- */
- protected function _nonce($length = 8)
- {
- if ($length < 1) {
- throw new \Exception('Invalid nonce length.');
- }
- return substr(md5(microtime(true)), 0, $length);
- }
-
- /**
- * Generates an OAuth signature
- *
- * @param string $httpmethod Usually either 'GET' or 'POST' or 'DELETE'
- * @param string $method The API method to call
- * @param array optional $params The API call parameters, associative
- *
- * @return string Authorization HTTP header
- */
- protected function _sign($httpmethod, $method, $params = array())
- {
- if (self::$_oauth_consumer_key == null) {
- throw new \Exception('To generate a signature, the consumer key must be set.');
- }
- $sign_params = array(
- 'consumer_key' => self::$_oauth_consumer_key,
- 'version' => '1.0',
- 'timestamp' => time(),
- 'nonce' => $this->_nonce(),
- 'signature_method' => 'HMAC-SHA1'
- );
- $sign_base_params = array();
- foreach ($sign_params as $key => $value) {
- $sign_base_params['oauth_' . $key] = $this->_url($value);
- }
- if ($this->_oauth_token != null) {
- $sign_base_params['oauth_token'] = $this->_url($this->_oauth_token);
- }
- $oauth_params = $sign_base_params;
- foreach ($params as $key => $value) {
- $sign_base_params[$key] = $this->_url($value);
- }
- ksort($sign_base_params);
- $sign_base_string = '';
- foreach ($sign_base_params as $key => $value) {
- $sign_base_string .= $key . '=' . $value . '&';
- }
- $sign_base_string = substr($sign_base_string, 0, -1);
- $signature = $this->_sha1($httpmethod . '&' . $this->_url($method) . '&' . $this->_url($sign_base_string));
-
- $params = array_merge($oauth_params, array(
- 'oauth_signature' => $signature
- ));
- ksort($params);
- $authorization = 'Authorization: OAuth ';
- foreach ($params as $key => $value) {
- $authorization .= $key . '="' . $this->_url($value) . '", ';
- }
- return substr($authorization, 0, -2);
- }
-
- /**
- * Detects HTTP method to use for API call
- *
- * @param string $method The API method to call
- * @param array $params The parameters to send along
- *
- * @return string The HTTP method that should be used
- */
- protected function _detectMethod($method, $params)
- {
- // multi-HTTP method endpoints
- switch($method) {
- case 'account/settings':
- $method = count($params) > 0 ? $method . '__post' : $method;
- break;
- }
-
- $httpmethods = array();
- $httpmethods['GET'] = array(
- // Timelines
- 'statuses/mentions_timeline',
- 'statuses/user_timeline',
- 'statuses/home_timeline',
- 'statuses/retweets_of_me',
-
- // Tweets
- 'statuses/retweets/:id',
- 'statuses/show/:id',
- 'statuses/oembed',
-
- // Search
- 'search/tweets',
-
- // Direct Messages
- 'direct_messages',
- 'direct_messages/sent',
- 'direct_messages/show',
-
- // Friends & Followers
- 'friendships/no_retweets/ids',
- 'friends/ids',
- 'followers/ids',
- 'friendships/lookup',
- 'friendships/incoming',
- 'friendships/outgoing',
- 'friendships/show',
- 'friends/list',
- 'followers/list',
-
- // Users
- 'account/settings',
- 'account/verify_credentials',
- 'blocks/list',
- 'blocks/ids',
- 'users/lookup',
- 'users/show',
- 'users/search',
- 'users/contributees',
- 'users/contributors',
- 'users/profile_banner',
-
- // Suggested Users
- 'users/suggestions/:slug',
- 'users/suggestions',
- 'users/suggestions/:slug/members',
-
- // Favorites
- 'favorites/list',
-
- // Lists
- 'lists/list',
- 'lists/statuses',
- 'lists/memberships',
- 'lists/subscribers',
- 'lists/subscribers/show',
- 'lists/members/show',
- 'lists/members',
- 'lists/show',
- 'lists/subscriptions',
-
- // Saved searches
- 'saved_searches/list',
- 'saved_searches/show/:id',
-
- // Places & Geo
- 'geo/id/:place_id',
- 'geo/reverse_geocode',
- 'geo/search',
- 'geo/similar_places',
-
- // Trends
- 'trends/place',
- 'trends/available',
- 'trends/closest',
-
- // OAuth
- 'oauth/authenticate',
- 'oauth/authorize',
-
- // Help
- 'help/configuration',
- 'help/languages',
- 'help/privacy',
- 'help/tos',
- 'application/rate_limit_status'
- );
- $httpmethods['POST'] = array(
- // Tweets
- 'statuses/destroy/:id',
- 'statuses/update',
- 'statuses/retweet/:id',
- 'statuses/update_with_media',
-
- // Direct Messages
- 'direct_messages/destroy',
- 'direct_messages/new',
-
- // Friends & Followers
- 'friendships/create',
- 'friendships/destroy',
- 'friendships/update',
-
- // Users
- 'account/settings__post',
- 'account/update_delivery_device',
- 'account/update_profile',
- 'account/update_profile_background_image',
- 'account/update_profile_colors',
- 'account/update_profile_image',
- 'blocks/create',
- 'blocks/destroy',
- 'account/update_profile_banner',
- 'account/remove_profile_banner',
-
- // Favorites
- 'favorites/destroy',
- 'favorites/create',
-
- // Lists
- 'lists/members/destroy',
- 'lists/subscribers/create',
- 'lists/subscribers/destroy',
- 'lists/members/create_all',
- 'lists/members/create',
- 'lists/destroy',
- 'lists/update',
- 'lists/create',
- 'lists/members/destroy_all',
-
- // Saved Searches
- 'saved_searches/create',
- 'saved_searches/destroy/:id',
-
- // Places & Geo
- 'geo/place',
-
- // Spam Reporting
- 'users/report_spam',
-
- // OAuth
- 'oauth/access_token',
- 'oauth/request_token',
- 'oauth2/token',
- 'oauth2/invalidate_token'
- );
- foreach ($httpmethods as $httpmethod => $methods) {
- if (in_array($method, $methods)) {
- return $httpmethod;
- }
- }
- throw new \Exception('Can\'t find HTTP method to use for "' . $method . '".');
- }
-
- /**
- * Detects if API call should use multipart/form-data
- *
- * @param string $method The API method to call
- *
- * @return bool Whether the method should be sent as multipart
- */
- protected function _detectMultipart($method)
- {
- $multiparts = array(
- // Tweets
- 'statuses/update_with_media',
-
- // Users
- 'account/update_profile_background_image',
- 'account/update_profile_image',
- 'account/update_profile_banner'
- );
- return in_array($method, $multiparts);
- }
-
- /**
- * Detect filenames in upload parameters,
- * build multipart request from upload params
- *
- * @param string $method The API method to call
- * @param array $params The parameters to send along
- *
- * @return void
- */
- protected function _buildMultipart($method, $params)
- {
- // well, files will only work in multipart methods
- if (! $this->_detectMultipart($method)) {
- return;
- }
-
- // only check specific parameters
- $possible_files = array(
- // Tweets
- 'statuses/update_with_media' => 'media[]',
- // Accounts
- 'account/update_profile_background_image' => 'image',
- 'account/update_profile_image' => 'image',
- 'account/update_profile_banner' => 'banner'
- );
- // method might have files?
- if (! in_array($method, array_keys($possible_files))) {
- return;
- }
-
- $possible_files = explode(' ', $possible_files[$method]);
-
- $multipart_border = '--------------------' . $this->_nonce();
- $multipart_request = '';
-
- foreach ($params as $key => $value) {
- // is it an array?
- if (is_array($value)) {
- throw new \Exception('Using URL-encoded parameters is not supported for uploading media.');
- continue;
- }
- $multipart_request .=
- '--' . $multipart_border . "\r\n"
- . 'Content-Disposition: form-data; name="' . $key . '"';
-
- // check for filenames
- if (in_array($key, $possible_files)) {
- if (// is it a file, a readable one?
- @file_exists($value)
- && @is_readable($value)
-
- // is it a valid image?
- && $data = @getimagesize($value)
- ) {
- if (// is it a supported image format?
- in_array($data[2], $this->_supported_media_files)
- ) {
- // try to read the file
- ob_start();
- readfile($value);
- $data = ob_get_contents();
- ob_end_clean();
- if (strlen($data) == 0) {
- continue;
- }
- $value = $data;
- }
- }
-
- /*
- $multipart_request .=
- "\r\nContent-Transfer-Encoding: base64";
- $value = base64_encode($value);
- */
- }
-
- $multipart_request .=
- "\r\n\r\n" . $value . "\r\n";
- }
- $multipart_request .= '--' . $multipart_border . '--';
-
- return $multipart_request;
- }
-
-
- /**
- * Builds the complete API endpoint url
- *
- * @param string $method The API method to call
- * @param string $method_template The API method template to call
- *
- * @return string The URL to send the request to
- */
- protected function _getEndpoint($method, $method_template)
- {
- if (substr($method, 0, 5) == 'oauth') {
- $url = self::$_endpoint_oauth . $method;
- } else {
- $url = self::$_endpoint . $method . '.json';
- }
- return $url;
- }
-
- /**
- * Calls the API using cURL
- *
- * @param string $httpmethod The HTTP method to use for making the request
- * @param string $method The API method to call
- * @param string $method_template The templated API method to call
- * @param array optional $params The parameters to send along
- * @param bool optional $multipart Whether to use multipart/form-data
- * @param bool optional $app_only_auth Whether to use app-only bearer authentication
- *
- * @return mixed The API reply, encoded in the set return_format
- */
-
- protected function _callApi($httpmethod, $method, $method_template, $params = array(), $multipart = false, $app_only_auth = false)
- {
- if (! function_exists('curl_init')) {
- throw new \Exception('To make API requests, the PHP curl extension must be available.');
- }
- $url = $this->_getEndpoint($method, $method_template);
- $ch = false;
- if ($httpmethod == 'GET') {
- $url_with_params = $url;
- if (count($params) > 0) {
- $url_with_params .= '?' . http_build_query($params);
- }
- $authorization = $this->_sign($httpmethod, $url, $params);
- $ch = curl_init($url_with_params);
- } else {
- if ($multipart) {
- $authorization = $this->_sign($httpmethod, $url, array());
- $params = $this->_buildMultipart($method_template, $params);
- } else {
- $authorization = $this->_sign($httpmethod, $url, $params);
- $params = http_build_query($params);
- }
- $ch = curl_init($url);
- curl_setopt($ch, CURLOPT_POST, 1);
- curl_setopt($ch, CURLOPT_POSTFIELDS, $params);
- }
- if ($app_only_auth) {
- if (self::$_oauth_consumer_key == null) {
- throw new \Exception('To make an app-only auth API request, the consumer key must be set.');
- }
- // automatically fetch bearer token, if necessary
- if (self::$_oauth_bearer_token == null) {
- $this->oauth2_token();
- }
- $authorization = 'Authorization: Bearer ' . self::$_oauth_bearer_token;
- }
- $request_headers = array();
- if (isset($authorization)) {
- $request_headers[] = $authorization;
- $request_headers[] = 'Expect:';
- }
- if ($multipart) {
- $first_newline = strpos($params, "\r\n");
- $multipart_boundary = substr($params, 2, $first_newline - 2);
- $request_headers[] = 'Content-Length: ' . strlen($params);
- $request_headers[] = 'Content-Type: multipart/form-data; boundary='
- . $multipart_boundary;
- }
-
- curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
- curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 0);
- curl_setopt($ch, CURLOPT_HEADER, 1);
- curl_setopt($ch, CURLOPT_HTTPHEADER, $request_headers);
- curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, 1);
- curl_setopt($ch, CURLOPT_SSL_VERIFYHOST, 2);
- curl_setopt($ch, CURLOPT_CAINFO, __DIR__ . '/cacert.pem');
-
- $reply = curl_exec($ch);
-
- // certificate validation results
- $validation_result = curl_errno($ch);
- if (in_array(
- $validation_result,
- array(
- CURLE_SSL_CERTPROBLEM,
- CURLE_SSL_CACERT,
- CURLE_SSL_CACERT_BADFILE,
- CURLE_SSL_CRL_BADFILE,
- CURLE_SSL_ISSUER_ERROR
- )
- )
- ) {
- throw new \Exception('Error ' . $validation_result . ' while validating the Twitter API certificate.');
- }
-
- $httpstatus = curl_getinfo($ch, CURLINFO_HTTP_CODE);
- $reply = $this->_parseApiReply($method_template, $reply);
- if ($this->_return_format == CODEBIRD_RETURNFORMAT_OBJECT) {
- $reply->httpstatus = $httpstatus;
- } elseif ($this->_return_format == CODEBIRD_RETURNFORMAT_ARRAY) {
- $reply['httpstatus'] = $httpstatus;
- }
- return $reply;
- }
-
- /**
- * Parses the API reply to encode it in the set return_format
- *
- * @param string $method The method that has been called
- * @param string $reply The actual reply, JSON-encoded or URL-encoded
- *
- * @return array|object The parsed reply
- */
- protected function _parseApiReply($method, $reply)
- {
- // split headers and body
- $headers = array();
- $reply = explode("\r\n\r\n", $reply, 4);
-
- // check if using proxy
- if (substr($reply[0], 0, 35) === 'HTTP/1.1 200 Connection Established') {
- array_shift($reply);
- } elseif (count($reply) > 2) {
- $headers = array_shift($reply);
- $reply = array(
- $headers,
- implode("\r\n", $reply)
- );
- }
-
- $headers_array = explode("\r\n", $reply[0]);
- foreach ($headers_array as $header) {
- $header_array = explode(': ', $header, 2);
- $key = $header_array[0];
- $value = '';
- if (count($header_array) > 1) {
- $value = $header_array[1];
- }
- $headers[$key] = $value;
- }
- if (count($reply) > 1) {
- $reply = $reply[1];
- } else {
- $reply = '';
- }
-
- $need_array = $this->_return_format == CODEBIRD_RETURNFORMAT_ARRAY;
- if ($reply == '[]') {
- switch ($this->_return_format) {
- case CODEBIRD_RETURNFORMAT_ARRAY:
- return array();
- case CODEBIRD_RETURNFORMAT_JSON:
- return '{}';
- case CODEBIRD_RETURNFORMAT_OBJECT:
- return new \stdClass;
- }
- }
- $parsed = array();
- if (! $parsed = json_decode($reply, $need_array)) {
- if ($reply) {
- if (stripos($reply, '<' . '?xml version="1.0" encoding="UTF-8"?' . '>') === 0) {
- // we received XML./ since this only happens for errors,
- // don't perform a full decoding
- preg_match('/<request>(.*)<\/request>/', $reply, $request);
- preg_match('/<error>(.*)<\/error>/', $reply, $error);
- $parsed['request'] = htmlspecialchars_decode($request[1]);
- $parsed['error'] = htmlspecialchars_decode($error[1]);
- } else {
- // assume query format
- $reply = explode('&', $reply);
- foreach ($reply as $element) {
- if (stristr($element, '=')) {
- list($key, $value) = explode('=', $element);
- $parsed[$key] = $value;
- } else {
- $parsed['message'] = $element;
- }
- }
- }
- }
- $reply = json_encode($parsed);
- }
- switch ($this->_return_format) {
- case CODEBIRD_RETURNFORMAT_ARRAY:
- return $parsed;
- case CODEBIRD_RETURNFORMAT_JSON:
- return $reply;
- case CODEBIRD_RETURNFORMAT_OBJECT:
- return (object) $parsed;
- }
- return $parsed;
- }
- }
-
- ?>