<?php

        // Role restriction to roles: editor and above
                editor_gatekeeper();

        // make sure action is secure
                action_gatekeeper();

	// Get input data
		$guid = (int) get_input('page');
                $title = get_input('pagetitle');
                $body = get_input('pagebody');
		$tags = get_input('pagetags');
		$subjects = get_input('pagesubjects');
        $targetgroup = get_input('pagetargetgroup');
        $categories = get_input('pagecategories');
        $prioval = get_prioval_value();
		
	// Make sure we actually have permission to edit
		$page = get_entity($guid);
		if ($page->getSubtype() == "infopage" && $page->canEdit()) {
	
		// Cache to the session
                        $_SESSION['pagetitle'] = $title;
                        $_SESSION['pagebody'] = $body;
			$_SESSION['pagetags'] = $tags;
			$_SESSION['pagesubjects'] = $subjects;
            $_SESSION['pagetargetgroup'] = $targetgroup;
            $_SESSION['pagecategories'] = $categories;
			
		// 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)) {
                                /*translation:Please fill all required fields.*/
				register_error(elgg_echo("koolielu:error_blank"));
				forward("mod/info/edit_page.php?page=" . $guid);
				
		// Otherwise, save the page
			} else {
				
		// Get owning user
				$owner = get_entity($page->getOwner());
		// For now, set its access to public (we'll add an access dropdown shortly)
				$page->access_id = 2;// public
		// Set its title and description appropriately
				$page->title = $title;
				$page->description = $body;
		// Before we can set metadata, we need to save the page
                                if (!$page->save()) {
                                        /*translation:Error occured, object could not be saved.*/
					register_error(elgg_echo("koolielu:error_not_saved"));
					forward("mod/info/edit_page.php?page=" . $guid);
				}
		// Now let's add tags. We can pass an array directly to the object property! Easy.
				$page->clearMetadata('tags');
				if (is_array($tagarray)) {
					$page->tags = $tagarray;
                                }
        // Custom metadata
                $page->clearMetadata('categories');
                $page->categories = $categories;
                                
                $page->clearMetadata('subjects');
                $page->subjects = $subjects;
                                
                $page->clearMetadata('targetgroup');
                $page->targetgroup = $targetgroup;
                unassociate_prioval($prioval);
                $page->prioval = $prioval;
		// Success message
                                /*translation:Page modified.*/ 
				system_message(elgg_echo("koolielu:message_page_modified"));
		// Remove the page cache
				unset($_SESSION['pagetitle']); unset($_SESSION['pagebody']); unset($_SESSION['pagetags']); unset($_SESSION['pagecategories']); unset($_SESSION['pagesubjects']); unset($_SESSION['pagetargetgroup']); 
		// Forward to the main page
				forward($page->getURL());
					
			}
		
		}
		
?>