<?php
$login_required = TRUE;
$use_theme = 'Beta'; //TODO : Remove this when new UI is completely implemented.
include "includes/page.php";   
$location = $_REQUEST['back_page'];
require_once "$path_prefix/api/Comment/Comment.php";
if ($_GET['comment_id']) {
  $comment_id = trim($_GET['comment_id']);
  $comment = new Comment();
  $comment->load($comment_id);
  $params = array('comment_info'=>array('user_id'=>$comment->user_id, 'content_id'=>$comment->content_id), 'action'=>'delete_comment');
  $cid = $comment->content_id;//Content id for which comment has been posted.
  
  if (user_can($params)) { //user_can function defined in web/functions.php will check the delete permission for a comment
     $comment = new Comment();
     $comment->comment_id =  $comment_id;
     $comment->delete();
  } else {
      throw new PAException(CONTENT_NOT_AUTHORISED_TO_ACCESS, "You are not authorised to access this page.");
  }
  
  $err = "Comment deleted successfully";  
  //invalidate cache of this content
  if ($network_info) {
    $nid = '_network_'.$network_info->network_id;
  } else {
    $nid='';
  }
  
 //unique name
  $cache_id = 'content_'.$cid.$nid; 
  CachedTemplate::invalidate_cache($cache_id);
    
  if ($content->parent_collection_id > 0) {
      $location = "$base_url/content.php?cid=$cid&err=$err";
  } else {
      $location = "$base_url/content.php?cid=$cid&err=$err";
  }
  
  header("Location: $location");
  exit;
}

?>