Edit File by line

<?php namespace flow\social;

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if ( ! defined( 'WPINC' ) ) die;

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use Cake\Cache\Engine\FileEngine;

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use Cake\Cache\SimpleCacheEngine;

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use Exception;

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/**

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* Flow-Flow.

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* @package FlowFlow

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* @author Looks Awesome <email@looks-awesome.com>

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* @link http://looks-awesome.com

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class FFFeedUtils{

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private static $USER_AGENT = 'Mozilla/5.0 (Macintosh; Intel Mac OS X 10_11_1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36';

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/**

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* @param int $templateWidth

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* @param int $originalWidth

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* @param int $originalHeight

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* @return int|string

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public static function getScaleHeight($templateWidth, $originalWidth, $originalHeight){

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if (isset($originalWidth) && isset($originalHeight) && !empty($originalWidth)){

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$k = $templateWidth / $originalWidth;

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return (int)round( $originalHeight * $k );

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}

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return '';

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}

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/**

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* @param $url

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* @param int $timeout

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* @param bool $header

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* @param bool $log

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* @param bool $followLocation

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* @param bool $useIpv4

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* @return array

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* @throws LASocialRequestException

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* @throws Exception

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public static function getFeedDataWithThrowException($url, $timeout = 60, $header = false, $log = true, $followLocation = true, $useIpv4 = true){

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$response = self::getFeedData($url, $timeout, $header, $log, $followLocation, $useIpv4);

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if (sizeof($response['errors']) > 0){

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$message = isset($response['errors'][0]['msg']) ? $response['errors'][0]['msg'] : '';

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if ($message == 'An unknown error has occurred.' && strpos($url, 'comments.summary(true),') > 0){

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$url = str_replace('comments.summary(true),', '', $url);

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$response = self::getFeedDataWithThrowException($url, $timeout, $header, $log, $followLocation, $useIpv4);

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}

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else {

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throw new LASocialRequestException($url, $response['errors'], $message);

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}

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}

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return $response;

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}

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/**

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* @param string $url

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* @param int $timeout

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* @param bool|array $header

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* @param bool $log

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* @param bool $followLocation

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* @param bool $useIpv4

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* @return array

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public static function getFeedData($url, $timeout = 60, $header = false, $log = true, $followLocation = true, $useIpv4 = true){

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$c = curl_init();

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curl_setopt($c, CURLOPT_USERAGENT, self::$USER_AGENT);

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curl_setopt($c, CURLOPT_URL,$url);

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curl_setopt($c, CURLOPT_POST, 0);

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curl_setopt($c, CURLOPT_FAILONERROR, true);

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// Enable if you have 'Network is unreachable' error

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if ($useIpv4) curl_setopt( $c, CURLOPT_IPRESOLVE, CURL_IPRESOLVE_V4);

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if ($followLocation) curl_setopt($c, CURLOPT_FOLLOWLOCATION, true);

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curl_setopt($c, CURLOPT_AUTOREFERER, true);

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curl_setopt($c, CURLOPT_RETURNTRANSFER,true);

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curl_setopt($c, CURLOPT_VERBOSE, false);

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curl_setopt($c, CURLOPT_RETURNTRANSFER, 1);

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/** @noinspection PhpElementIsNotAvailableInCurrentPhpVersionInspection */

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curl_setopt($c, CURLOPT_SSL_VERIFYPEER, false);

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if (isset($_COOKIE['XDEBUG_SESSION']) && $_COOKIE['XDEBUG_SESSION'] == 'PHPSTORM') curl_setopt($c, CURLOPT_COOKIE, 'XDEBUG_SESSION=PHPSTORM');

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if ($timeout != null) curl_setopt($c, CURLOPT_TIMEOUT, $timeout);

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curl_setopt($c, CURLOPT_CONNECTTIMEOUT_MS, 5000);

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if (is_array($header)) curl_setopt($c, CURLOPT_HTTPHEADER, $header);

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$page = ($followLocation) ? curl_exec($c) : self::curl_exec_follow($c);

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$error = curl_error($c);

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$errors = array();

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if (strlen($error) > 0){

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if ($log) {

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if (isset($_REQUEST['debug'])) {

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echo 'DEBUG:: <br>';

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var_dump($error);

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echo '<br>';

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var_dump(debug_backtrace());

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echo 'URL: ' . $url;

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echo '<br>-------<br>';

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error_log(print_r($error, true));

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error_log(print_r(debug_backtrace(), true));

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error_log($url);

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}

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}

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if (strpos($error, 'Failed to connect') !== false && strpos($error, 'Network is unreachable') !== false){

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curl_setopt($c, CURLOPT_FAILONERROR, false);

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$page = ($followLocation) ? curl_exec($c) : self::curl_exec_follow($c);

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$error2 = curl_error($c);

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if (strlen($error2) > 0){

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$error .= '. Please, enable "USE IPV4 PROTOCOL" option at the settings tab.';

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$errors[] = array('msg' => $error, 'url' => $url);

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error_log('FFFeedUtils line 110 :: ' . $error);

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error_log('FFFeedUtils line 111 :: ' . $error2);

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}

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curl_close($c);

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return array('response' => $page, 'errors' => $errors);

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}

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else if ((strpos($url, 'https://graph.facebook.com') === 0) ||

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(strpos($url, 'https://api.instagram.com') === 0) ||

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(strpos($url, 'https://api.linkedin.com') === 0) ||

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(strpos($url, 'https://www.googleapis.com') === 0)

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) {

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curl_setopt($c, CURLOPT_FAILONERROR, false);

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$body = ($followLocation) ? curl_exec($c) : self::curl_exec_follow($c);

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$body = json_decode($body);

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if (isset($body->error->message)) $error = $body->error->message;

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else if (isset($body->meta->error_message)) $error = $body->meta->error_message;

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else if (isset($body->message)) $error = $body->message;

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else if (!is_null($body)) $error = 'Problem with parsing the error data';//print_r($body, true);

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}

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$errors[] = array('msg' => $error, 'url' => $url);

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} else if (200 != $http_code = curl_getinfo($c, CURLINFO_HTTP_CODE)){

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$errors[] = ['msg' => 'Unexpected HTTP code: ' . $http_code, 'url' => $url];

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}

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curl_close($c);

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return array('response' => $page, 'errors' => $errors);

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}

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/**

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* @param string $text

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* @return mixed

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public static function removeEmoji($text) {

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if (defined('FF_REMOVE_EMOJI') && !FF_REMOVE_EMOJI){

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return $text;

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}

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// Match Emoticons

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$regexEmoticons = '/[\x{1F600}-\x{1F64F}]/u';

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$clean_text = preg_replace($regexEmoticons, '', $text);

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// Match Miscellaneous Symbols and Pictographs

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$regexSymbols = '/[\x{1F300}-\x{1F5FF}]/u';

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$clean_text = preg_replace($regexSymbols, '', $clean_text);

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// Match Transport And Map Symbols

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$regexTransport = '/[\x{1F680}-\x{1F6FF}]/u';

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$clean_text = preg_replace($regexTransport, '', $clean_text);

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// Match Miscellaneous Symbols

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$regexMisc = '/[\x{2600}-\x{26FF}]/u';

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$clean_text = preg_replace($regexMisc, '', $clean_text);

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// Match Dingbats

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$regexDingbats = '/[\x{2700}-\x{27BF}]/u';

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$clean_text = preg_replace($regexDingbats, '', $clean_text);

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return $clean_text;

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}

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/**

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* @param string $source

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* @return mixed

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public static function wrapLinks($source){

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$pattern = '/(https?:\/\/(\w+:{0,1}\w*@)?(\S+)(:[0-9]+)?(\/|\/([\w#!:.?+=&%@!\-\/]))?)/i';

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$replacement = '<a href="$1">$1</a>';

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return preg_replace($pattern, $replacement, $source);

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}

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public static function getUrlFromImg($tag){

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preg_match("/\<img.+src\=(?:\"|\')(.+?)(?:\"|\')(?:.+?)\>/", $tag, $matches);

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return $matches[1];

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}

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public static function preparePrefixContent($content, $prefix){

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if (strpos($content, $prefix) === 0){

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return str_replace($prefix, '', $content);

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}

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return $content;

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}

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private static function curl_exec_follow($ch, &$maxRedirect = null) {

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$mr = $maxRedirect === null ? 5 : intval($maxRedirect);

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curl_setopt($ch, CURLOPT_FOLLOWLOCATION, false);

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if ($mr > 0) {

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$original_url = curl_getinfo($ch, CURLINFO_EFFECTIVE_URL);

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$newUrl = $original_url;

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$rch = curl_copy_handle($ch);

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curl_setopt($rch, CURLOPT_HEADER, true);

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curl_setopt($rch, CURLOPT_NOBODY, true);

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curl_setopt($rch, CURLOPT_FORBID_REUSE, false);

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do {

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curl_setopt($rch, CURLOPT_URL, $newUrl);

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$header = curl_exec($rch);

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if (curl_errno($rch)) {

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$code = 0;

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} else {

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$code = curl_getinfo($rch, CURLINFO_HTTP_CODE);

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if ($code == 301 || $code == 302) {

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preg_match('/Location:(.*?)\n/i', $header, $matches);

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$newUrl = trim(array_pop($matches));

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// if no scheme is present then the new url is a

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// relative path and thus needs some extra care

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if(!preg_match("/^https?:/i", $newUrl)){

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$newUrl = $original_url . $newUrl;

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}

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} else {

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$code = 0;

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}

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}

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} while ($code && --$mr);

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curl_close($rch);

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if (!$mr) {

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if ($maxRedirect === null)

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trigger_error('Too many redirects.', E_USER_WARNING);

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else

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$maxRedirect = 0;

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return false;

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}

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curl_setopt($ch, CURLOPT_URL, $newUrl);

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}

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return curl_exec($ch);

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}

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public static function hashtagLinks($text) {

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$result = preg_replace('~(\#)([^\s!,. /()"\'?]+)~', '<a href="https://www.instagram.com/explore/tags/$2">#$2</a>', $text);

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$result = FFFeedUtils::removeEmoji($result);

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return $result;

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}

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/**

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* @param null | array $context

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* @return SimpleCacheEngine

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public static function getCache($context = null){

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$slug = 'flow-flow';

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if (!is_null($context) && isset($context['slug'])){

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$slug = $context['slug'];

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}

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if (defined('FF_CACHE_PATH')){

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$session_folder = FF_CACHE_PATH . '/sessions';

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}

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else {

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$session_folder = WP_CONTENT_DIR . '/resources/' . $slug . '/cache/sessions';

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}

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$fileEngine = new FileEngine();

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$fileEngine->init([

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'duration' => '+1 hours',

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'path' => $session_folder,

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'prefix' => 'ff_instagram_']);

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return new SimpleCacheEngine($fileEngine);

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}

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}

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