TVimageResizer plugin

&th_width=Max.width;int;150 &th_height=Max.height;int;110 &prefix=prefix;int;_t

//<?php
 
//***********************************
//TVimageResizer plugin v1.2
//Andchir  http://wdevblog.net.ru
//***********************************
// Description: Resizing images of Template Variables
// Configuration: &th_width=Max.width;int;150 &th_height=Max.height;int;110 &prefix=prefix;int;_t
// System Events: OnDocFormRender, OnBeforeDocFormSave
//***********************************
 
if(!isset($prefix)) $prefix="_t";
if(!isset($th_width)) $th_width=150;
if(!isset($th_height)) $th_height=110;
 
global $content;
global $tmplvars;
 
$doc_id = $content['id'];
$template = $content['template'];
$fullpath = $modx->config['base_path'];
define(IMAGE_CLASS,"GD");
$e = &$modx->Event;
$output = "";
 
$tb_tmplvars = $modx->getFullTableName('site_tmplvars');
$tb_tmplvar_values = $modx->getFullTableName('site_tmplvar_contentvalues');
 
require_once('./media/ImageEditor/Classes/Thumbnail.php');
 
if ($e->name == 'OnDocFormRender') {
 
$result = $modx->db->select('id,name', $tb_tmplvars, "type='image'");
$tvs = '';
 
while ($row = $modx->db->getRow($result))
  $tvs .= ",'" . $row['name'] . "'";
  
$tvs = substr($tvs, 1);
 
$output = <<< EOT
 
<!-- TVimageResizer -->
<script type="text/javascript">
 
var imageNames = [$tvs];
 
window.onDomReady(function() {
    for (var i = 0; i < imageNames.length; i++) {
      var elem = $('tv' + imageNames[i])
      if (elem) {
        var field1 = new Element('input',{type:'checkbox', name:'rsz[]', id:'rsz'+(i+1), value:imageNames[i]});
        var label = new Element('label',{for:'rsz'+(i+1)});
        var field2 = new Element('input',{type:'text', size:'5', name:'rszwidth[]', value:$th_width});
        var field3 = new Element('input',{type:'text', size:'5', name:'rszheight[]', value:$th_height});
        elem.getParent().adopt(field1).adopt(label.appendText('resize')).adopt(field2).appendText('x','after').adopt(field3);
      }
  }
});
 
</script>
<!-- /TVimageResizer -->
 
EOT;
 
$e->output($output);
 
}
 
if ($e->name == 'OnBeforeDocFormSave') {
  
  if(isset($_POST['rsz'])){
    echo $override_tv;
    foreach ($_POST['rsz'] as $k=>$v) {
      if(!empty($_POST['tv'.$v])){
        $s_value = $_POST['tv'.$v];
        $ext = substr($s_value, strpos($s_value, ".")+1, strlen($s_value));
        
        if(!strstr($s_value, $prefix.".".$ext) && !empty($s_value)){
          $new_value = str_replace('.jpg',$prefix.'.jpg',$s_value);
          
          if(file_exists("../$new_value")) unlink("../$new_value");
      
          $th_width = $_POST['rszwidth'][$k] ? $_POST['rszwidth'][$k] : $th_width;
          $th_height = $_POST['rszheight'][$k] ? $_POST['rszheight'][$k] : $th_height;
          
          $thumbnailer = new Thumbnail($th_width,$th_height);
          $thumbnailer->createThumbnail($fullpath.$s_value, $fullpath.$new_value);
          
          $tmplvars[$v][1] = $new_value;
        }
      }
    }
  }
}
 
//?>