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<?php
/**
* External Sources Twitter Class
* @package Essential_Grid
* @author ThemePunch <info@themepunch.com>
* @link http://www.themepunch.com/essential/
* @copyright 2021 ThemePunch
* @since: 3.0.13
**/
if (!defined('ABSPATH')) die();
/**
* Twitter
*
* with help of the API this class delivers all kind of tweeted images from twitter
*
* @package socialstreams
* @subpackage socialstreams/twitter
* @author ThemePunch <info@themepunch.com>
*/
class Essential_Grid_Twitter
{
/**
* Consumer Key
*
* @since 3.0
* @access private
* @var string $consumer_key Consumer Key
*/
private $consumer_key;
/**
* Consumer Secret
*
* @since 3.0
* @access private
* @var string $consumer_secret Consumer Secret
*/
private $consumer_secret;
/**
* Access Token
*
* @since 3.0
* @access private
* @var string $access_token Access Token
*/
private $access_token;
/**
* Access Token Secret
*
* @since 3.0
* @access private
* @var string $access_token_secret Access Token Secret
*/
private $access_token_secret;
/**
* Twitter Account
*
* @since 3.0
* @access private
* @var string $twitter_account Account User Name
*/
private $twitter_account;
/**
* Stream Array
*
* @since 3.0
* @access private
* @var array $stream Stream Data Array
*/
private $stream;
/**
* Transient seconds
*
* @since 3.0
* @access private
* @var number $transient Transient time in seconds
*/
private $transient_sec;
/**
* Initialize the class and set its properties.
*
* @param string $consumer_key Twitter App Registration Consomer Key
* @param string $consumer_secret Twitter App Registration Consomer Secret
* @param string $access_token Twitter App Registration Access Token
* @param string $access_token_secret Twitter App Registration Access Token Secret
* @since 3.0
*/
public function __construct($consumer_key, $consumer_secret, $access_token, $access_token_secret, $transient_sec = 86400)
{
$this->consumer_key = $consumer_key;
$this->consumer_secret = $consumer_secret;
$this->access_token = $access_token;
$this->access_token_secret = $access_token_secret;
$this->transient_sec = $transient_sec;
}
/**
* Get Tweets
*
* @param string $twitter_account Twitter account without trailing @ char
* @since 3.0
*/
public function get_public_photos($twitter_account, $include_rts, $exclude_replies, $count, $imageonly)
{
$credentials = array(
'consumer_key' => $this->consumer_key,
'consumer_secret' => $this->consumer_secret
);
$this->twitter_account = $twitter_account;
// Let's instantiate our class with our credentials
$twitter_api = new EssGridTwitterApi($credentials, $this->transient_sec);
$include_rts = $include_rts == "on" ? "true" : "false";
$exclude_replies = $exclude_replies == "on" ? "true" : "false";
$query = '&tweet_mode=extended&count=150&include_entities=true&include_rts=' . $include_rts . '&exclude_replies=' . $exclude_replies . '&screen_name=' . $twitter_account;
$security = 50;
$supervisor_count = 0;
while ($count > 0 && $security > 0 && $supervisor_count < 20) {
//get last stream array element and insert ID with max_id parameter
$supervisor_count++;
if (is_array($this->stream)) {
$current_query = $query . "&max_id=" . $this->stream[sizeof($this->stream) - 1]["tweet_id"];
} else {
$current_query = $query;
}
$tweets = $twitter_api->query($current_query);
$count = $this->twitter_output_array($tweets, $count, $imageonly);
$security--;
}
return $this->stream;
}
/**
* Find Key in array and return value (multidim array possible)
*
* @param string $key Needle
* @param array $form Haystack
* @since 3.0
*/
public function array_find_element_by_key($key, $form)
{
if (is_array($form) && array_key_exists($key, $form)) {
$ret = $form[$key];
return $ret;
}
if (is_array($form))
foreach ($form as $k => $v) {
if (is_array($v)) {
$ret = $this->array_find_element_by_key($key, $form[$k]);
if ($ret) {
return $ret;
}
}
}
return FALSE;
}
/**
* Prepare output array $stream
*
* @param string $tweets Twitter Output Data
* @since 3.0
*/
private function twitter_output_array($tweets, $count, $imageonly)
{
if (is_array($tweets)) {
foreach ($tweets as $tweet) {
$stream = array();
$image_url = array();
if ($count < 1) break;
$image_url_array = $this->array_find_element_by_key("media", $tweet);
$image_url_large = $this->array_find_element_by_key("large", $image_url_array);
if (isset($tweet->entities->media[0])) {
$image_url = array($tweet->entities->media[0]->media_url_https, $tweet->entities->media[0]->sizes->large->w, $tweet->entities->media[0]->sizes->large->h);
}
$stream['custom-image-url'] = $image_url; //image for entry
$stream['custom-image-url-full'] = $image_url; //image for entry
$stream['custom-type'] = isset($image_url[0]) ? 'image' : 'html';
if ($imageonly == "true" && $stream['custom-type'] == 'html') continue;
$stream['custom-type'] = 'image';
$content_array = explode("https://t.co", $tweet->full_text);
if (sizeof($content_array) > 1) array_pop($content_array);
$content = implode("https://t.co", $content_array);
$url = '~(?:(https?)://([^\s<]+)|(www\.[^\s<]+?\.[^\s<]+))(?<![\.,:])~i';
$content = preg_replace($url, '<a href="$0" target="_blank" title="$0">$0</a>', $content);
$stream['title'] = $content;
$stream['content'] = $content;
$stream['date'] = date_i18n(get_option('date_format'), strtotime($tweet->created_at));
$stream['date_modified'] = date_i18n(get_option('date_format'), strtotime($tweet->created_at));
$stream['author_name'] = $tweet->user->screen_name;
$stream['post-link'] = 'https://twitter.com/' . $this->twitter_account . '/status/' . $tweet->id_str;
$stream['retweets'] = $tweet->retweet_count;
$stream['retweets_short'] = Essential_Grid_Base::thousandsViewFormat($tweet->retweet_count);
$stream['likes'] = $tweet->favorite_count;
$stream['likes_short'] = Essential_Grid_Base::thousandsViewFormat($tweet->favorite_count);
$stream['tweet_id'] = $tweet->id;
$stream['id'] = $tweet->id;
$this->stream[] = $stream;
$count--;
}
return $count;
} else {
return false;
}
}
}
/**
* Class WordPress Twitter API
*
* https://github.com/micc83/Twitter-API-1.1-Client-for-Wordpress/blob/master/class-wp-twitter-api.php
* @version 1.0.0
* @since 3.0
*/
class EssGridTwitterApi
{
var $bearer_token,
// Default credentials
$args = array(
'consumer_key' => 'default_consumer_key',
'consumer_secret' => 'default_consumer_secret'
),
// Default type of the resource and cache duration
$query_args = array(
'type' => 'statuses/user_timeline',
'cache' => 1800
),
$has_error = false;
/**
* WordPress Twitter API Constructor
*
* @param array $args
*/
public function __construct($args = array(), $transient_sec = 0)
{
if (is_array($args) && !empty($args))
$this->args = array_merge($this->args, $args);
if (!$this->bearer_token = get_option('twitter_bearer_token'))
$this->bearer_token = $this->get_bearer_token();
$this->query_args['cache'] = $transient_sec;
}
/**
* Get the token from oauth Twitter API
*
* @return string Oauth Token
*/
private function get_bearer_token()
{
$bearer_token_credentials = $this->args['consumer_key'] . ':' . $this->args['consumer_secret'];
$bearer_token_credentials_64 = base64_encode($bearer_token_credentials);
$args = array(
'method' => 'POST',
'timeout' => 5,
'redirection' => 5,
'httpversion' => '1.0',
'blocking' => true,
'headers' => array(
'Authorization' => 'Basic ' . $bearer_token_credentials_64,
'Content-Type' => 'application/x-www-form-urlencoded;charset=UTF-8',
'Accept-Encoding' => 'gzip'
),
'body' => array('grant_type' => 'client_credentials'),
'cookies' => array()
);
$response = wp_remote_post('https://api.twitter.com/oauth2/token', $args);
if (is_wp_error($response) || 200 != $response['response']['code']) {
return 'esg_stream_failure';
}
$result = json_decode($response['body']);
update_option('twitter_bearer_token', $result->access_token);
return $result->access_token;
}
/**
* Query twitter's API
*
* @param string $query Insert the query in the format "count=1&include_entities=true&include_rts=true&screen_name=micc1983!
* @param array $query_args Array of arguments: Resource type (string) and cache duration (int)
* @param bool $stop Stop the query to avoid infinite loop
*
* @return bool|object Return an object containing the result
* @uses $this->get_bearer_token() to retrieve token if not working
*
*/
public function query($query, $query_args = array(), $stop = false)
{
if ($this->has_error)
return false;
if (is_array($query_args) && !empty($query_args))
$this->query_args = array_merge($this->query_args, $query_args);
$clear_cache = Essential_Grid_Base::getPostVar(array('data', 'clear_cache'), '');
$transient_name = 'essgrid_' . md5($query . '&sec='.$this->query_args['cache']);
if ($clear_cache != 'twitter' && false !== ($data = get_transient($transient_name))) {
return json_decode($data);
}
$args = array(
'method' => 'GET',
'timeout' => 5,
'redirection' => 5,
'httpversion' => '1.0',
'blocking' => true,
'headers' => array(
'Authorization' => 'Bearer ' . $this->bearer_token,
'Accept-Encoding' => 'gzip'
),
'body' => null,
'cookies' => array()
);
$response = wp_remote_get('https://api.twitter.com/1.1/' . $this->query_args['type'] . '.json?' . $query, $args);
if (is_wp_error($response) || 200 != $response['response']['code']) {
if (!$stop) {
$this->bearer_token = $this->get_bearer_token();
return $this->query($query, $this->query_args, true);
} else {
return 'esg_stream_failure';
}
}
set_transient($transient_name, $response['body'], $this->query_args['cache']);
return json_decode($response['body']);
}
/**
* Let's manage errors
*
* WP_DEBUG has to be set to true to show errors
*
* @param string $error_text Error message
* @param string $error_object Server response or wp_error
*/
private function bail($error_text, $error_object = '')
{
$this->has_error = true;
if (is_wp_error($error_object)) {
$error_text .= ' - Wp Error: ' . $error_object->get_error_message();
} elseif (!empty($error_object) && isset($error_object['response']['message'])) {
$error_text .= ' ( Response: ' . $error_object['response']['message'] . ' )';
}
return false;
}
}
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