<?php

require_once dirname(__FILE__)."/../ext/BlogPost/BlogPost.php";
global $network_info;
if($cid) {
  $content = Content::load_content((int)$cid, $login_uid);
  if($content->author_id != $login_uid) {
      header("Location: $base_url/homepage.php?&msg=".urlencode('Error: You are not authorized to access this page.')); 
      exit;
  }
}

if (isset($_POST['publish']) && $content_type == 'BlogPost') {

  /* data_array is used to populate the form with the values in case of error */
  $data_array["blog_title"] = $_POST["blog_title"];
  $data_array["description"] = $_POST["description"];
  $data_array["tags"] = $_POST["tags"];
  $data_array["trackback"] = $_POST["trackback"];

  
  if (empty($_POST['blog_title'])) {
    $error = "Title is empty or contains illegal chracters. Please try again.";    
  }
  elseif (empty($_POST['description']) ) {
    $error = "Description cannot be empty.";
  }
  else {
   
      $tags = explode(',', $_POST['tags']);
      foreach ($tags as $term) {
        $tr = trim($term);
          if ($tr) {
            $terms[] = $tr;
          }
      }
    
  $title = $_POST['blog_title'];
  $body = $_POST['description'];
  $tag_entry = $_POST['tags'];
  $trackback = $_POST['trackback'];
  $tb = explode(',', $_POST['trackback']);
  
  foreach ($tb as $t) {
    $trback = trim($t);
    if ($trback) {
      $track[] = validate_url($trback);
    }
  } 

  // sanitize the POSTed blog data
  filter_all_post($data_array);

  // validate it
  $error = BlogPost::validate_post_data($data_array);
  if (!$error) {
    
    $terms = Tag::split_tags($data_array['tags']);
    $title = $data_array['blog_title'];
    $body = $data_array['description'];
    $track = Content::split_trackbacks($data_array['trackback']);

    if (!empty($cid)) {
      // updating an existing post
      //invalidate cache
      $r = BlogPost::save_blogpost($cid, $login_uid, $title, $body, $track, $terms, $ccid);
      $cid = $r['cid'];
      //invalidate cache of post
      if($network_info) {
          $nid = '_network_'.$network_info->network_id;
        } else {
          $nid='';
        }
        //unique name
      $cache_id = 'content_'.$cid.$nid; 
      CachedTemplate::invalidate_cache($cache_id);
      $location = "$base_url/content.php?cid=$cid";
    }
    else {
      $skip=FALSE;
      // creating a new post
      if($count_targets_internal > 0) {
        $skip = TRUE;
        // ... in one or more groups
        foreach ($internal_targets as $ccid) {   
          if($ccid == -1) { //if all of my groups selected        
            $all_groups = explode(',',  $Allgroup);   
            foreach ($all_groups as $group_ccid) {
              $res = BlogPost::save_blogpost(0, $login_uid, $title, $body, $track, $terms, $group_ccid, $is_active = 1);
              $cid = $res['cid'];
              if ($res['moderation_required']) {
                  $location = "$base_url/group.php?msg=blog&gid=".$group_ccid;
              } else {
                  $location = "$base_url/group.php?gid=".$group_ccid;                
              }
            }
          }
          else if($ccid == -2) { //if none of my groups selected        
            $skip = TRUE;
            $ccid = 0;
            $res = BlogPost::save_blogpost(0, $login_uid, $title, $body, $track, $terms, -1, $is_active = 1, $display_on = 1);
            $cid = $res['cid'];
            $location = "$base_url/content.php?cid=$cid";
         }
        else  {
            $res = BlogPost::save_blogpost(0, $login_uid, $title, $body, $track, $terms, $ccid, $is_active = 1);
            $skip = TRUE;
            $cid = $res['cid'];
            if ($res['moderation_required']) {
                $location = "$base_url/group.php?msg=blog&gid=".$ccid;
            } else {
                $location = "$base_url/group.php?gid=".$ccid;                
            }
          }
        }
      }    // ... in the user's blog
      
      if($display_on == 0 || !$skip) {
        $skip = TRUE;
        $ccid = -1;
        $res = BlogPost::save_blogpost(0, $login_uid, $title, $body, $track, $terms, $ccid, $is_active = 1, $display_on);
        $cid = $res['cid'];
        $location = "$base_url/content.php?cid=$cid";
      }
    }
    
    /* ---- Code for Outputthis ----*/
    
    if (is_array($_POST['route_targets_external']) && sizeof($_POST['route_targets_external'])) {
      if (in_array('-2',$_POST['route_targets_external'])) {
        //do nothing
      } else {
        if (in_array('-1',$_POST['route_targets_external'])) {
          $route_to = explode(',',$_POST['Allexternal_blog']);
        }
        else {
          $route_to = $_POST['route_targets_external'];
        }
      }
    
      if (is_array($route_to) && sizeof($route_to)) {
        $route_destination_name = $route_to;
        for($i = 0; $i < count($route_destination_name); $i++) {
           $blog_post = array('title'=>$title,'body'=>$body);
            if (is_array($route_destination_name) && count($route_destination_name)>0) {
              if (!empty($outputthis_username) && !empty($outputthis_password)) {
                $return = OutputThis::send($blog_post, $route_destination_name, $outputthis_username,$outputthis_password);  
                // FIX ME:if sending to output this is not successful :( then what to do
              }
            }
          
        }//..for
      }//..$route_to
    }//..$_POST['route_targets_external']
    
     /* ----END OF  Code for Outputthis ----*/
    
  
       
    
    
    if(!empty($_POST['ccid']) && $_POST['ccid'] > 0) {
         $new = new Group();
         $new->load($_POST['ccid']);
         if ($new->is_moderated==IS_MODERATED) {
          $location = "$base_url/group.php?gid=".$_POST['ccid']."&msg=blog";
         } else {
          $location = "$base_url/group.php?gid=".$_POST['ccid'];
         }
    }
    //header("Location: $base_url/createcontent.php?cid=".$content_id);
    header("Location: $location");
    exit;    
  }
}
}
?>