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<?php /** * Overrides the default CtfOauthConnect class to add support for Twitter V2 endpoints. / namespace TwitterFeed\V2; // Don't load directly. if (! defined('ABSPATH')) { die('-1'); } /* * CtfOAuthConnect class. / class CtfOauthConnect extends \TwitterFeed\CtfOauthConnect { /* * Username. * * @var string / protected $username; /* * Get parameters. * * @var string / protected $get_params; /* * Set base URL. * * @return void / public function setUrlBase() { switch ($this->feed_type) { case 'userslookup': $this->base_url = 'https://api.twitter.com/2/users/by/username/:username'; break; case 'tweets': $this->base_url = 'https://api.twitter.com/2/tweets'; break; case 'accountlookup': $this->base_url = 'https://api.twitter.com/1.1/account/verify_credentials.json'; break; case 'hometimeline': default: $this->base_url = 'https://api.twitter.com/2/users/:id/tweets'; break; } } /* * Since the OAuth data is passed in an url, special characters need to be encoded / protected function encodeHeader() { if ( ! CTF_DOING_SMASH_TWITTER && strpos($this->base_url, '/2/') !== false ) { $this->header = 'Authorization: Bearer ' . (new TwitterHelperApi($this->consumer_key, $this->consumer_secret))->getCachedTwitterAccessToken();; return; } $header = 'Authorization: OAuth '; $values = []; // Each element of the header needs to have its special characters encoded for // passing through a URL. foreach ($this->oauth as $key => $value) { if ( in_array( $key, array( 'oauth_consumer_key', 'oauth_nonce', 'oauth_signature', 'oauth_signature_method', 'oauth_timestamp', 'oauth_token', 'oauth_version', ) ) ) { $values[] = "$key=\"" . rawurlencode($value) . "\""; } } $this->header = $header . implode(', ', $values); } /* * Retrieve username id. * * @param string $username Username. * * @return string / public function retrieveUsernameId($username) { $cached_usernames_key = 'sb_ctf_cached_usernames'; $cached_usernames = get_option($cached_usernames_key, []); if (! empty($cached_usernames[$username])) { return $cached_usernames[$username]; } $connect = new CtfOauthConnect([ 'consumer_key' => $this->consumer_key, 'consumer_secret' => $this->consumer_secret, 'access_token' => $this->access_token, 'access_token_secret' => $this->access_token_secret, ], 'userslookup'); $connect->setUrlBase(); $connect->encodeHeader(); $connect->setGetFields(['username' => $username]); $connect->performRequest(); $user_data = json_decode($connect->json, ARRAY_A); if (isset($user_data['data']['id'])) { $username_id = $user_data['data']['id']; $cached_usernames[$username] = $username_id; update_option($cached_usernames_key, $cached_usernames); return $username_id; } return null; } /* * Perform request. * * @return $this\|mixed\|string / public function performRequest() { $url = $this->base_url . $this->get_fields; if ($this->feed_type === 'hometimeline') { $account_handle = get_option('ctf_options')['account_handle']; $url = str_replace(':id', $this->retrieveUsernameId($account_handle), $url); } if ($this->feed_type === 'usertimeline') { if (strpos($url, ':id') !== false) { $account_handle = $this->username; $url = str_replace(':id', $this->retrieveUsernameId($account_handle), $url); } } if ($this->feed_type === 'userslookup') { if (strpos($url, ':username') !== false) { $url = str_replace(':username', $this->username, $url); } } $this->buildOauth(); $this->encodeHeader(); $this->json = $this->wpHttpRequest($url); if (in_array($this->feed_type, [ 'usertimeline', 'hometimeline', 'search', 'hashtag' ], true)) { $this->json = $this->convertResponseToLegacy($this->json); } return $this; } /* * Check if error. * * @param string $json Json. * * @return bool / public function checkIfError($json) { $json_array = json_decode($json, JSON_OBJECT_AS_ARRAY); if (isset($json_array['response']['code']) && ( $json_array['response']['code'] !== 200 )) { return true; } if (isset($json_array['errors'][0]['code']) && ( $json_array['errors'][0]['code'] !== 200 )) { return true; } return false; } /* * Encodes an array of GET field data into html characters for including in a URL * * @param array $get_fields array of GET fields that are compatible with the Twitter API / public function setGetFields(array $get_fields) { $joined_parameters = []; if ($this->feed_type !== 'userslookup') { $parameters = [ 'tweet.fields' => [ 'attachments', 'author_id', 'context_annotations', 'conversation_id', 'created_at', 'entities', 'geo', 'id', 'in_reply_to_user_id', 'lang', 'referenced_tweets', 'reply_settings', 'source', 'text', 'withheld', 'public_metrics', ], 'expansions' => [ 'author_id', 'attachments.media_keys', 'entities.mentions.username', 'in_reply_to_user_id', 'referenced_tweets.id', 'referenced_tweets.id.author_id', ], 'user.fields' => [ 'description', 'entities', 'public_metrics', 'profile_image_url', 'verified', ], 'media.fields' => [ 'height', 'media_key', 'preview_image_url', 'type', 'url', 'variants', 'width', ], ]; foreach ($parameters as $parameter_index => $parameter_values) { $joined_parameters[] = $parameter_index . '=' . implode(',', $parameter_values); } } if (! empty($get_fields['screen_name'])) { $this->username = str_replace('@', '', $get_fields['screen_name']); } if (! empty($get_fields['username'])) { $this->username = str_replace('@', '', $get_fields['username']); } if (isset($get_fields['ids'])) { $joined_parameters[] = 'ids=' . rawurlencode(implode(',', $get_fields['ids'])); } if (! empty($get_fields['q'])) { $query = $get_fields['q']; if (strpos($query, '-filter') !== false) { $query = substr($query, 0, strpos($query, '-filter')); } $joined_parameters[] = 'query=' . rawurlencode($query); } if (! empty($get_fields['max_id'])) { $joined_parameters[] = 'until_id=' . rawurlencode($get_fields['max_id']); } if (! empty($get_fields['count'])) { $joined_parameters[] = 'max_results=' . rawurlencode(min($get_fields['count'], 100)); } $this->get_fields = '?' . implode('&', $joined_parameters); } /* * Convert response to legacy. * * @param string $json Json. * * @return false\|string */ public function convertResponseToLegacy($json) { $json_array = json_decode($json, ARRAY_A); // Stop converting if it's an error. if (! isset($json_array['data'])) { return $json; } $referenced_tweets_ids = []; $data_array = $json_array['data']; foreach ($json_array['data'] as $tweet) { if (empty($tweet['referenced_tweets'])) { continue; } $referenced_tweets_ids = array_merge( $referenced_tweets_ids, array_column($tweet['referenced_tweets'], 'id') ); } $unique_referenced_tweets_ids = array_unique($referenced_tweets_ids); $indexed_referenced_tweet_ids = []; $referenced_tweets_data = []; if (! empty($unique_referenced_tweets_ids)) { $connect = new CtfOauthConnect([ 'consumer_key' => $this->consumer_key, 'consumer_secret' => $this->consumer_secret, 'access_token' => $this->access_token, 'access_token_secret' => $this->access_token_secret, ], 'tweets'); $connect->setUrlBase(); $connect->setGetFields([ 'ids' => $unique_referenced_tweets_ids ]); $connect->performRequest(); $referenced_tweets_data = json_decode($connect->json, ARRAY_A); if ( !empty($referenced_tweets_data['includes']['media']) && is_array($referenced_tweets_data['includes']['media']) ) { $json_array['includes']['media'] = array_merge( !empty($json_array['includes']['media']) && is_array($json_array['includes']['media']) ? $json_array['includes']['media'] : [], $referenced_tweets_data['includes']['media'] ); } if ( is_array($referenced_tweets_data['data']) ) { $indexed_referenced_tweet_ids = array_column($referenced_tweets_data['data'], 'id'); } } $included_users = $json_array['includes']['users']; $included_users_ids = array_column($included_users, 'id'); foreach ($data_array as $index => $tweet) { $mentioned_user_id = isset($tweet['entities']['mentions'][0]['id']) ? $tweet['entities']['mentions'][0]['id'] : null; $included_user_index = $mentioned_user_id ? array_search($mentioned_user_id, $included_users_ids) : null; $referenced_tweet_type = isset($tweet['referenced_tweets'][0]['type']) ? $tweet['referenced_tweets'][0]['type'] : null; $referenced_tweet_id = isset($tweet['referenced_tweets'][0]['id']) ? $tweet['referenced_tweets'][0]['id'] : null; $media_items = isset($json_array['includes']['media']) ? (new MediaAdapter($tweet, $json_array['includes']['media']))->convert() : []; if (in_array($referenced_tweet_type, [ 'retweeted', 'replied_to' ], true)) { $referenced_tweet_index = array_search($referenced_tweet_id, $indexed_referenced_tweet_ids); $retweet = $referenced_tweets_data['data'][ $referenced_tweet_index ]; // The retweeted tweet media will override the retweet media. Users cannot attach custom media to retweet. $included_media = !empty($json_array['includes']['media']) && is_array($json_array['includes']['media']) ? $json_array['includes']['media'] : []; $media_items = (new MediaAdapter($retweet, $included_media))->convert(); $data_array[ $index ]['retweeted_status']['id_str'] = $referenced_tweet_id; $data_array[ $index ]['retweeted_status']['text'] = $data_array[ $index ]['text']; $data_array[ $index ]['retweeted_status']['created_at'] = $data_array[ $index ]['created_at']; $data_array[ $index ]['retweeted_status']['extended_entities']['media'] = $media_items; $data_array[ $index ]['retweeted_status']['retweet_count'] = $retweet['public_metrics']['retweet_count']; $data_array[ $index ]['retweeted_status']['favorite_count'] = $retweet['public_metrics']['like_count']; if (is_int($included_user_index)) { $data_array[ $index ]['retweeted_status']['user'] = (new UserAdapter())->convert($json_array['includes']['users'][ $included_user_index ]); } } elseif ($referenced_tweet_type === 'quoted') { $referenced_tweet_index = array_search($referenced_tweet_id, $indexed_referenced_tweet_ids); $retweet = $referenced_tweets_data['data'][ $referenced_tweet_index ]; $included_media = !empty($json_array['includes']['media']) && is_array($json_array['includes']['media']) ? $json_array['includes']['media'] : []; $media_items = ! empty($media_items) ? $media_items : ( new MediaAdapter($retweet, $included_media) )->convert(); $retweet_author_index = array_search($retweet['author_id'], array_column($referenced_tweets_data['includes']['users'], 'id')); $retweet_author_user = $referenced_tweets_data['includes']['users'][ $retweet_author_index ]; $author_index = array_search($retweet['author_id'], array_column($json_array['includes']['users'], 'id')); $author_user = $json_array['includes']['users'][ $author_index ]; $data_array[ $index ]['quoted_status'] = [ 'id_str' => $referenced_tweet_id, 'created_at' => $tweet['created_at'], 'text' => $retweet['text'], 'extended_entities' => [ 'media' => $media_items, ], ]; if ($author_index !== false && $retweet_author_index !== false) { $data_array[ $index ]['quoted_status']['user'] = (new UserAdapter())->convert( array_merge( $author_user, $retweet_author_user ) ); } $data_array[ $index ]['retweet_count'] = $retweet['public_metrics']['retweet_count']; $data_array[ $index ]['favorite_count'] = $retweet['public_metrics']['like_count']; } else { $data_array[ $index ]['extended_entities']['media'] = $media_items; } $data_array[ $index ]['retweet_count'] = $data_array[ $index ]['public_metrics']['retweet_count']; $data_array[ $index ]['favorite_count'] = $data_array[ $index ]['public_metrics']['like_count']; $author_id = $tweet['author_id']; $user_index = array_search($author_id, $included_users_ids); if (is_int($user_index)) { $data_array[ $index ]['user'] = ( new UserAdapter() )->convert( $included_users[ $user_index ] ); } $data_array[ $index ] = (new TweetAdapter())->convert($data_array[$index]); } $json_array['data'] = $data_array; return wp_json_encode($json_array); } }

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