<?php /** @file */

function notes_init(&$a) {

	if(! local_channel())
		return;

	$ret = array('success' => true);
	if(array_key_exists('note_text',$_REQUEST)) {
		$body = escape_tags($_REQUEST['note_text']);

		// I've had my notes vanish into thin air twice in four years.
		// Provide a backup copy if there were contents previously 
		// and there are none being saved now.

		if(! $body) {
			$old_text = get_pconfig(local_channel(),'notes','text');
			if($old_text)
				set_pconfig(local_channel(),'notes','text.bak',$old_text);
		}
		set_pconfig(local_channel(),'notes','text',$body);
	}

	// push updates to channel clones

	if((argc() > 1) && (argv(1) === 'sync')) {
		require_once('include/zot.php');
		build_sync_packet();
	}

	logger('notes saved.', LOGGER_DEBUG);
	json_return_and_die($ret);
	
}
