<?php

	// Make sure we're logged in (send us to the front page if not)
	gatekeeper();

    // Make sure action is secure
    action_gatekeeper();

    $title = get_input('blogtitle');
    $body = get_input('blogbody');
    $tags = get_input('blogtags');
    $access = get_input('access_id');
    $comments_on = get_input('comments_select','Off');

	// Cache to the session
    $_SESSION['user']->blogtitle = $title;
    $_SESSION['user']->blogbody = $body;
    $_SESSION['user']->blogtags = $tags;
	
	// Convert string of tags into a preformatted array
	$tagarray = string_to_tag_array($tags);
	
	// Make sure the title / description aren't blank
	if (empty($title) || empty($body)) {
        register_error(elgg_echo("blog:blank"));
	    forward($_SERVER['HTTP_REFERER']);	
	} else {
		$blog = new ElggObject();
		$blog->subtype = "blog";
	    // Set its owner to the current user
	    $blog->owner_guid = $_SESSION['user']->getGUID();
	    // Set it's container		
		$blog->container_guid = (int)get_input('container_guid', $_SESSION['user']->getGUID());
		$blog->access_id = $access;
		$blog->title = $title;
		$blog->description = $body;
			
        if (!$blog->save()) {
			register_error(elgg_echo("blog:error"));
			forward($_SERVER['HTTP_REFERER']);
		}
		
        if (is_array($tagarray)) {
			$blog->tags = $tagarray;
		}
        
        if (get_input('task_guid')) {
            add_entity_relationship(get_input('task_guid'), "hasAnswers", $blog->guid);
        }
        
        $blog->comments_on = $comments_on; //whether the users wants to allow comments or not on the blog post

		system_message(elgg_echo("blog:posted"));
	    // add to river
	    add_to_river('river/object/blog/create','create',$_SESSION['user']->guid,$blog->guid);
	    // Remove the blog post cache
		//unset($_SESSION['blogtitle']); unset($_SESSION['blogbody']); unset($_SESSION['blogtags']);
        remove_metadata($_SESSION['user']->guid,'blogtitle');
		remove_metadata($_SESSION['user']->guid,'blogbody');
		remove_metadata($_SESSION['user']->guid,'blogtags');
        remove_metadata($_SESSION['user']->guid,'competencies');
		
	    // Forward to the main blog page
		$page_owner = get_entity($blog->container_guid);
		if ($page_owner instanceof ElggUser)
			$username = $page_owner->username;
		else if ($page_owner instanceof ElggGroup)
			$username = "group:" . $page_owner->guid;
		forward("pg/blog/$username");
		
	}

?>