<?php

/**
 * Project:     Breeze framework
 * Author:      Jager Mesh (hide@address.com)
 *
 * @version 1.1.0.0
 * @package Breeze Core
 */

require_once(br()->atFrameworkPath('3rdparty/mustache/Mustache.php'));

class BrGenericRenderer extends BrObject {
  
  private $templates = array();
  private $vars = array();
  protected $params = array();

  function render($templateName) {

    $templateFile = br()->atTemplatesPath($templateName);
    if (file_exists($templateFile)) {
      $this->templates[] = array('file' => $templateFile);
    }
    
  }

  function getTemplates() {

    return $this->templates;
    
  }

  public function assign($name, $values) {
    
    $this->vars[$name] = $values;

  }

  function fetch($templateName, $subst= array()) {
    
  }

  public function configure($params = array()) {

    $this->params = $params;

  }

  protected function compile($body, $subst = array()) {

    $localVars = array_merge($this->vars, $subst);

    $localVars['get'] = br()->request()->get();
    $localVars['config'] = br()->config()->get();
    $localVars['login'] = br()->auth()->getLogin();

    $m = new Mustache(null, null, null, array('delimiters' => br($this->params, 'delimiters', '[[ ]]')));
    $body = $m->render($body, $localVars);

    // replace {br} with Breeze url
    $body = str_replace('{br}', br()->request()->frameworkUrl(), $body);
    $body = str_replace('[br]', br()->request()->frameworkUrl(), $body);
    // // replace {url} with current url
    // $body = str_replace('{url}', br()->request()->url(), $body);
    // replace {/} with base url
    $body = str_replace('{/}', br()->request()->baseUrl(), $body);
    $body = str_replace('[/]', br()->request()->baseUrl(), $body);
    // replace {request.host} with current host
    $body = str_replace('{request.host}', br()->request()->host(), $body);
    // replace {request.domain} with current url
    $body = str_replace('{request.domain}', br()->request()->domain(), $body);
    // replace {request.url} with current url
    $body = str_replace('{request.url}', br()->request()->url(), $body);
    // replace {cfg:var-name} with config variable value
    while (preg_match('/[{]config.([^}]+)[}]/', $body, $matches)) {
      $body = str_replace($matches[0], br()->config()->get($matches[1]), $body);
    }
    while (preg_match('/\[config.([^]]+)\]/', $body, $matches)) {
      $body = str_replace($matches[0], br()->config()->get($matches[1]), $body);
    }
    while (preg_match('/\[[.]([^]]+)\]/', $body, $matches)) {
      $translation = br()->config()->get('translation');
      $body = str_replace($matches[0], br($translation, $matches[1], $matches[1]), $body);
    }
    // 
    // replace {login:var-name} with config variable value
    while (preg_match('/[{]login.([^}]+)[}]/', $body, $matches)) {
      $vars = preg_split('/[ ]/', $matches[1]);
      $value = br()->auth()->getLogin($vars[0], br($vars, 1));
      $body = str_replace($matches[0], $value, $body);
    }
    while (preg_match('/\[login.([^]]+)\]/', $body, $matches)) {
      $vars = preg_split('/[ ]/', $matches[1]);
      $value = br()->auth()->getLogin($vars[0], br($vars, 1));
      $body = str_replace($matches[0], $value, $body);
    }
    // replace {at:path ... }
    if (preg_match_all("/[{]:([^ }\n\r]+)[}](.+?)[{]:[}]/sm", $body, $matches, PREG_SET_ORDER)) {
      foreach($matches as $match) {
        if ($match[1] == '/') {
          $url = br()->request()->host().br()->request()->baseUrl().'$';
        } else {
          $url = $match[1];
        }
        if (!br()->request()->at($url)) {
          $body = str_replace($match[0], '', $body);
        } else {
          $body = str_replace($match[0], $match[2], $body);
        }
      }
    }
    // process secure/unsecure sections
    if ($login = br()->auth()->getLogin()) {
      if (preg_match_all('/[{][$]([^}]*?)[}](.+?)[{][$][}]/sm', $body, $matches, PREG_SET_ORDER)) {
        foreach($matches as $match) {
          if ($condition = trim($match[1])) {
            if (preg_match('/login[.]([^!= ]+)[ ]?(==|!=|in)(.*)/sm', $condition, $subMatch)) {
              $field = $subMatch[1];
              $condition = $subMatch[2];
              $value = rtrim(ltrim(trim($subMatch[3]), '('), ')');
              switch($condition) {
                case 'in':
                  $values = preg_split('~,~', $value);
                  $ok = false;
                  foreach($values as $value) {
                    $value = trim(trim($value), "'\"");
                    if (br($login, $field) == $value) {
                      $ok = true;
                      break;
                    }
                  }
                  if ($ok) {
                    $body = str_replace($match[0], $match[2], $body);
                  } else {
                    $body = str_replace($match[0], '', $body);
                  }
                  break;
                case '==':
                  $value = trim(trim($value, "'"), '"');
                  if (br($login, $field) == $value) {
                    $body = str_replace($match[0], $match[2], $body);
                  } else {
                    $body = str_replace($match[0], '', $body);
                  }
                  break;
                case '!=':
                  $value = trim(trim($value, "'"), '"');
                  if (br($login, $field) != $value) {
                    $body = str_replace($match[0], $match[2], $body);
                  } else {
                    $body = str_replace($match[0], '', $body);
                  }
                  break;
                default:
                  $body = str_replace($match[0], '', $body);
                  break;
              }
            } else {
              $body = str_replace($match[0], $match[2], $body);
            }
          } else {
            $body = str_replace($match[0], $match[2], $body);
          }
        }
      }
      $body = preg_replace('/[{][-][}].+?[{]-[}]/sm', '', $body);      
    } else {
      $body = preg_replace('/[{][$][^}]*?[}].+?[{][$][}]/sm', '', $body);      
      $body = preg_replace('/[{][-][}]/sm', '', $body);
    }

    return $body;

  }


}