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setApiKey($config['apiKey']); $this->setApiSecret($config['apiSecret']); $this->setApiCallback($config['apiCallback']); } elseif (is_string($config)) { // if you only want to access public data $this->setApiKey($config); } else { echo("Error: __construct() - Configuration data is missing."); } } /** * Generates the OAuth login URL. * * @param array [optional] $scope Requesting additional permissions * @return string Instagram OAuth login URL * * @throws \MetzWeb\Instagram\InstagramException */ public function getLoginUrl($scope = array('basic')) { if (is_array($scope) && count(array_intersect($scope, $this->_scopes)) === count($scope)) { return self::API_OAUTH_URL . '?client_id=' . $this->getApiKey() . '&redirect_uri=' . urlencode($this->getApiCallback()) . '&scope=' . implode('+', $scope) . '&response_type=code'; } echo("Error: getLoginUrl() - The parameter isn't an array or invalid scope permissions used."); } /** * Search for a user. * * @param string $name Instagram username * @param integer [optional] $limit Limit of returned results * @return mixed */ public function searchUser($name, $limit = 0) { return $this->_makeCall('users/search', false, array('q' => $name, 'count' => $limit)); } /** * Get user info. * * @param integer [optional] $id Instagram user ID * @return mixed */ public function getUser($id = 0) { $auth = false; if ($id === 0 && isset($this->_accesstoken)) { $id = 'self'; $auth = true; } return $this->_makeCall('users/' . $id, $auth); } /** * Get user activity feed. * * @param integer [optional] $limit Limit of returned results * @return mixed */ public function getUserFeed($limit = 0) { return $this->_makeCall('users/self/feed', true, array('count' => $limit)); } /** * Get user recent media. * * @param integer [optional] $id Instagram user ID * @param integer [optional] $limit Limit of returned results * * @return mixed */ public function getUserMedia($id = 'self', $limit = 10000) { return $this->_makeCall('users/' . $id . '/media/recent', strlen($this->getAccessToken()), array('count' => $limit)); } /** * Get the liked photos of a user. * * @param integer [optional] $limit Limit of returned results * * @return mixed */ public function getUserLikes($limit = 0) { return $this->_makeCall('users/self/media/liked', true, array('count' => $limit)); } /** * Get the list of users this user follows * * @param integer [optional] $id Instagram user ID. * @param integer [optional] $limit Limit of returned results * * @return mixed */ public function getUserFollows($id = 'self', $limit = 0) { return $this->_makeCall('users/' . $id . '/follows', true, array('count' => $limit)); } /** * Get the list of users this user is followed by. * * @param integer [optional] $id Instagram user ID * @param integer [optional] $limit Limit of returned results * * @return mixed */ public function getUserFollower($id = 'self', $limit = 0) { return $this->_makeCall('users/' . $id . '/followed-by', true, array('count' => $limit)); } /** * Get information about a relationship to another user. * * @param integer $id Instagram user ID * * @return mixed */ public function getUserRelationship($id) { return $this->_makeCall('users/' . $id . '/relationship', true); } /** * Get the value of X-RateLimit-Remaining header field. * * @return integer X-RateLimit-Remaining API calls left within 1 hour */ public function getRateLimit(){ return $this->_xRateLimitRemaining; } /** * Modify the relationship between the current user and the target user. * * @param string $action Action command (follow/unfollow/block/unblock/approve/deny) * @param integer $user Target user ID * * @return mixed * * @throws \MetzWeb\Instagram\InstagramException */ public function modifyRelationship($action, $user) { if (in_array($action, $this->_actions) && isset($user)) { return $this->_makeCall('users/' . $user . '/relationship', true, array('action' => $action), 'POST'); } echo("Error: modifyRelationship() | This method requires an action command and the target user id."); } /** * Search media by its location. * * @param float $lat Latitude of the center search coordinate * @param float $lng Longitude of the center search coordinate * @param integer [optional] $distance Distance in metres (default is 1km (distance=1000), max. is 5km) * @param long [optional] $minTimestamp Media taken later than this timestamp (default: 5 days ago) * @param long [optional] $maxTimestamp Media taken earlier than this timestamp (default: now) * * @return mixed */ public function searchMedia($lat, $lng, $distance = 1000, $minTimestamp = NULL, $maxTimestamp = NULL) { return $this->_makeCall('media/search', false, array('lat' => $lat, 'lng' => $lng, 'distance' => $distance, 'min_timestamp' => $minTimestamp, 'max_timestamp' => $maxTimestamp)); } /** * Get media by its id. * * @param integer $id Instagram media ID * * @return mixed */ public function getMedia($id) { return $this->_makeCall('media/' . $id, isset($this->_accesstoken)); } /** * Get the most popular media. * * @return mixed */ public function getPopularMedia() { return $this->_makeCall('media/popular'); } /** * Search for tags by name. * * @param string $name Valid tag name * * @return mixed */ public function searchTags($name) { return $this->_makeCall('tags/search', false, array('q' => $name)); } /** * Get info about a tag * * @param string $name Valid tag name * * @return mixed */ public function getTag($name) { return $this->_makeCall('tags/' . $name); } /** * Get a recently tagged media. * * @param string $name Valid tag name * @param integer [optional] $limit Limit of returned results * * @return mixed */ public function getTagMedia($name, $limit = 0) { return $this->_makeCall('tags/' . $name . '/media/recent', false, array('count' => $limit)); } /** * Get a list of users who have liked this media. * * @param integer $id Instagram media ID * * @return mixed */ public function getMediaLikes($id) { return $this->_makeCall('media/' . $id . '/likes', true); } /** * Get a list of comments for this media. * * @param integer $id Instagram media ID * * @return mixed */ public function getMediaComments($id) { return $this->_makeCall('media/' . $id . '/comments', false); } /** * Add a comment on a media. * * @param integer $id Instagram media ID * @param string $text Comment content * * @return mixed */ public function addMediaComment($id, $text) { return $this->_makeCall('media/' . $id . '/comments', true, array('text' => $text), 'POST'); } /** * Remove user comment on a media. * * @param integer $id Instagram media ID * @param string $commentID User comment ID * * @return mixed */ public function deleteMediaComment($id, $commentID) { return $this->_makeCall('media/' . $id . '/comments/' . $commentID, true, null, 'DELETE'); } /** * Set user like on a media. * * @param integer $id Instagram media ID * * @return mixed */ public function likeMedia($id) { return $this->_makeCall('media/' . $id . '/likes', true, null, 'POST'); } /** * Remove user like on a media. * * @param integer $id Instagram media ID * * @return mixed */ public function deleteLikedMedia($id) { return $this->_makeCall('media/' . $id . '/likes', true, null, 'DELETE'); } /** * Get information about a location. * * @param integer $id Instagram location ID * * @return mixed */ public function getLocation($id) { return $this->_makeCall('locations/' . $id, false); } /** * Get recent media from a given location. * * @param integer $id Instagram location ID * * @return mixed */ public function getLocationMedia($id) { return $this->_makeCall('locations/' . $id . '/media/recent', false); } /** * Get recent media from a given location. * * @param float $lat Latitude of the center search coordinate * @param float $lng Longitude of the center search coordinate * @param integer [optional] $distance Distance in meter (max. distance: 5km = 5000) * * @return mixed */ public function searchLocation($lat, $lng, $distance = 1000) { return $this->_makeCall('locations/search', false, array('lat' => $lat, 'lng' => $lng, 'distance' => $distance)); } /** * Pagination feature. * * @param object $obj Instagram object returned by a method * @param integer $limit Limit of returned results * * @return mixed * * @throws \MetzWeb\Instagram\InstagramException */ public function pagination($obj, $limit = 0) { if (is_object($obj) && !is_null($obj->pagination)) { if (!isset($obj->pagination->next_url)) { return; } $apiCall = explode('?', $obj->pagination->next_url); if (count($apiCall) < 2) { return; } $function = str_replace(self::API_URL, '', $apiCall[0]); $auth = (strpos($apiCall[1], 'access_token') !== false); if (isset($obj->pagination->next_max_id)) { return $this->_makeCall($function, $auth, array('max_id' => $obj->pagination->next_max_id, 'count' => $limit)); } return $this->_makeCall($function, $auth, array('cursor' => $obj->pagination->next_cursor, 'count' => $limit)); } echo("Error: pagination() | This method doesn't support pagination."); } /** * Get the OAuth data of a user by the returned callback code. * * @param string $code OAuth2 code variable (after a successful login) * @param boolean [optional] $token If it's true, only the access token will be returned * * @return mixed */ public function getOAuthToken($code, $token = false) { $apiData = array( 'grant_type' => 'authorization_code', 'client_id' => $this->getApiKey(), 'client_secret' => $this->getApiSecret(), 'redirect_uri' => $this->getApiCallback(), 'code' => $code ); $result = $this->_makeOAuthCall($apiData); return !$token ? $result : $result->access_token; } /** * The call operator. * * @param string $function API resource path * @param boolean [optional] $auth Whether the function requires an access token * @param array [optional] $params Additional request parameters * @param string [optional] $method Request type GET|POST * * @return mixed * * @throws \MetzWeb\Instagram\InstagramException */ protected function _makeCall($function, $auth = false, $params = null, $method = 'GET') { if (!$auth) { // if the call doesn't requires authentication $authMethod = '?client_id=' . $this->getApiKey(); } else { // if the call needs an authenticated user if (!isset($this->_accesstoken)) { echo("Error: _makeCall() | ".esc_attr($function)." - This method requires an authenticated users access token."); } $authMethod = '?access_token=' . $this->getAccessToken(); } $paramString = null; if (isset($params) && is_array($params)) { $paramString = '&' . http_build_query($params); } $apiCall = self::API_URL . $function . $authMethod . (('GET' === $method) ? $paramString : null); // signed header of POST/DELETE requests $headerData = array('Accept: application/json'); if ($this->_signedheader && 'GET' !== $method) { $headerData[] = 'X-Insta-Forwarded-For: ' . $this->_signHeader(); } $request = wp_remote_get($apiCall); // Get the body of the response $jsonData = wp_remote_retrieve_body( $request ); if (!$jsonData) { echo("Error: _makeCall() - cURL error: " ); } return json_decode($jsonData); } /** * The OAuth call operator. * * @param array $apiData The post API data * @return mixed * * @throws \MetzWeb\Instagram\InstagramException */ private function _makeOAuthCall($apiData) { $apiHost = self::API_OAUTH_TOKEN_URL; $args = array( 'timeout' => 90, 'headers' => array('Accept: application/json'), 'sslverify' => false, 'body' => $apiData, ); $request = wp_remote_post($apiHost,$args); // Get the body of the response $jsonData = wp_remote_retrieve_body( $request ); if (!$jsonData) { echo("Error: _makeOAuthCall() - cURL error: "); } return json_decode($jsonData); } /** * Sign header by using the app's IP and its API secret. * * @return string The signed header */ private function _signHeader() { $ipAddress = (isset($_SERVER['SERVER_ADDR'])) ? $_SERVER['SERVER_ADDR'] : gethostbyname(gethostname()); $signature = hash_hmac('sha256', $ipAddress, $this->_apisecret, false); return join('|', array($ipAddress, $signature)); } /** * Read and process response header content. * * @param array * * @return array */ private function processHeaders($headerContent){ $headers = array(); foreach (explode("\r\n", $headerContent) as $i => $line) { if ($i===0) { $headers['http_code'] = $line; } else { list($key, $value) = explode(':', $line); $headers[$key] = $value; } } return $headers; } /** * Access Token Setter. * * @param object|string $data * * @return void */ public function setAccessToken($data) { $token = is_object($data) ? $data->access_token : $data; $this->_accesstoken = $token; } /** * Access Token Getter. * * @return string */ public function getAccessToken() { return $this->_accesstoken; } /** * API-key Setter * * @param string $apiKey * * @return void */ public function setApiKey($apiKey) { $this->_apikey = $apiKey; } /** * API Key Getter * * @return string */ public function getApiKey() { return $this->_apikey; } /** * API Secret Setter * * @param string $apiSecret * * @return void */ public function setApiSecret($apiSecret) { $this->_apisecret = $apiSecret; } /** * API Secret Getter. * * @return string */ public function getApiSecret() { return $this->_apisecret; } /** * API Callback URL Setter. * * @param string $apiCallback * @return void */ public function setApiCallback($apiCallback) { $this->_callbackurl = $apiCallback; } /** * API Callback URL Getter. * * @return string */ public function getApiCallback() { return $this->_callbackurl; } /** * Enforce Signed Header. * * @param boolean $signedHeader * * @return void */ public function setSignedHeader($signedHeader) { $this->_signedheader = $signedHeader; } }