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path: root/mod/groups/actions/edit.php
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<?php
	/**
	 * Elgg groups plugin edit action.
	 * 
	 * @package ElggGroups
	 * @license http://www.gnu.org/licenses/old-licenses/gpl-2.0.html GNU Public License version 2
	 * @author Marcus Povey
	 * @copyright Curverider Ltd 2008
	 * @link http://elgg.com/
	 */

	// Load configuration
	global $CONFIG;

	// Get group fields
	$input = array();
	foreach($CONFIG->group as $shortname => $valuetype) {
		$input[$shortname] = get_input($shortname);
		if ($valuetype == 'tags')
			$input[$shortname] = string_to_tag_array($input[$shortname]);
	}
	
	$user_guid = get_input('user_guid');
	$user = NULL;
	if (!$user_guid) $user = $_SESSION['user'];
	else
		$user = get_entity($user_guid);
		
	$group_guid = get_input('group_guid');
	
	$group = new ElggGroup($group_guid); // load if present, if not create a new group
	if (($group_guid) && (!$group->canEdit()))
	{
		system_message(elgg_echo("groups:cantedit"));
		
		forward($_SERVER['HTTP_REFERER']);
		exit;
	}
	
	// Assume we can edit or this is a new group
	if (sizeof($input) > 0)
	{
		foreach($input as $shortname => $value) {
			$group->$shortname = $value;
		}
	}
	
	// Validate create
	if (!$group->title)
	{
		system_message(elgg_echo("groups:notitle"));
		
		forward($_SERVER['HTTP_REFERER']);
		exit;
	}
	
	// Get access
	$group->access_id = get_input('access_id', 0);
	
	$group->save();
	
	if (!$group->isMember($user))
		$group->join($user); // Creator always a member
	
	
	// Now see if we have a file icon
	if ((isset($_FILES['icon'])) && (substr_count($_FILES['icon']['type'],'image/')))
	{
		$prefix = "groups/".$group->guid;
		
		$filehandler = new ElggFile();
		$filehandler->owner_guid = $group->owner_guid;
		$filehandler->setFilename($prefix . ".jpg");
		$filehandler->open("write");
		$filehandler->write(get_uploaded_file('icon'));
		$filehandler->close();
		
		$thumbtiny = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(),25,25, true);
		$thumbsmall = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(),40,40, true);
		$thumbmedium = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(),100,100, true);
		$thumblarge = get_resized_image_from_existing_file($filehandler->getFilenameOnFilestore(),200,200, false);
		if ($thumbtiny) {
			
			$thumb = new ElggFile();
			$thumb->setMimeType('image/jpeg');
			
			$thumb->setFilename($prefix."tiny.jpg");
			$thumb->open("write");
			$thumb->write($thumbtiny);
			$thumb->close();
			
			$thumb->setFilename($prefix."small.jpg");
			$thumb->open("write");
			$thumb->write($thumbsmall);
			$thumb->close();
			
			$thumb->setFilename($prefix."medium.jpg");
			$thumb->open("write");
			$thumb->write($thumbmedium);
			$thumb->close();
			
			$thumb->setFilename($prefix."large.jpg");
			$thumb->open("write");
			$thumb->write($thumblarge);
			$thumb->close();
				
		}
	}
	
	system_message(elgg_echo("groups:saved"));
	
	// Forward to the user's profile
	forward($group->getUrl());
	exit;
?>