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<?php namespace ProcessWire;

/**
 * ProcessWire Entities Textformatter
 *
 * Formats text with PHP's htmlspecialchars() function.
 * 
 * ProcessWire 3.x, Copyright 2023 by Ryan Cramer
 * https://processwire.com
 *
 *
 */

class TextformatterEntities extends Textformatter {

  public static function getModuleInfo() {
    return array(
      'title' => __('HTML Entity Encoder (htmlspecialchars)', __FILE__), // Module Title
      'summary' => __("Entity encode ampersands, quotes (single and double) and greater-than/less-than signs using htmlspecialchars(str, ENT_QUOTES). It is recommended that you use this on all text/textarea fields except those using a rich text editor or a markup language like Markdown.", __FILE__), // Module Summary
      'version' => 100, 
    ); 
  }
  
  protected $charset = '';

  public function format(&$str) {
    if($this->charset === '') $this->charset = $this->wire()->config->dbCharset;
    if(stripos($this->charset, 'utf8') === 0) {
      $str = htmlspecialchars($str, ENT_QUOTES, 'UTF-8');
    } else {
      $str = htmlspecialchars($str, ENT_QUOTES);
    }
  }
}