<?php
/**                                                                    
* Redactor                                                      
*                                                                      
* @package     Redactor                                         
* @author      DataSync Technologies                                       
* @copyright   2016 DataSync Technologies                                  
* @license                                                             
*                                                                      
*/                                                                     
if( ! defined( 'ABSPATH' ) ) exit;                                   


/**
 * Takes an array of objects and returns an array of $key from each object.
 *
 * @since 0.0.1
 * @param string $key The attribute to pluck from the array of objects
 * @return array The array of $keys from each object.
 */
function datasync_pluckAttribute($key, $arrSource){
     $plucked = array();
      foreach ($arrSource as $row) {
        if (array_key_exists($key, $row)) {
          $plucked[] = $row->$key;
        }
      }
      unset($arrSource);

      return $plucked;
}

/**
 * Takes a multi dimensional array and returns an array of $key from each row.
 * Similar to array_column in later versions of PHP
 *
 * @since 0.0.1
 * @param string $key The column to pluck from the rows
 * @return array The array of $keys from each row.
 */
function datasync_pluckColumn($key, $arrSource){
     $plucked = array();

      foreach ($arrSource as $row) {
        if (array_key_exists($key, $row)) {
          $plucked[] = $row[$key];
        }
      }

      unset($arrSource);

      return $plucked;
}


function datasync_redactResultSort($a, $b){
    //return strlen($b['matches']) - strlen($a['matches']);
    return strcasecmp($a['matches'], $b['matches']);
}

function datasync_getMostRestrictive($a, $b){
    $arrA = explode(",", $a);
    $arrB = explode(",", $b);
    
    
    if(count($arrA) < count($arrB)){
        return $a;
    }else{
        return $b;
    }
}

function datasync_isPositiveInteger($value){
    return ( intval( $value ) >= 0);
}

function datasync_escapeRegexString($content){
    
        $escapedContent = preg_quote($content);
        $escapedContent = str_replace("/", "\/", $escapedContent);
        
        return $escapedContent;
}