<?php
/*
 *  ConPortal - Pomona College ITS & Bucknell University Library & IT scheduling appplication
 *  Copyright (C) 2005-2008  Pomona College, Bucknell University
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of version 2 of the GNU General Public License
 *  as published by the Free Software Foundation.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
 */

/*
Implemented in this file
	loadPrefs
	getPrefs
	setPrefs
 */

//Initial loading of Preferences
function loadPrefs()
{
	$result = safeQuery("SELECT pref_name, pref_value, pref_description FROM preferences");  
	while ($row = mysql_fetch_assoc($result))
	{
		//check to see if our value should be a boolean and not a string
		if(strtoupper($row["pref_value"]) == "TRUE")
		{	
			define($row["pref_name"],TRUE);
		}
		else if(strtoupper($row["pref_value"]) == "FALSE")
		{
			define($row["pref_name"],FALSE);
		}
		//otherwise it's just a string
		else
		{
			define($row["pref_name"],$row["pref_value"]);
		}
	}
	return 0;
}

//Get Preferences for use in form
function getPrefs()
{
	$result = safeQuery("SELECT pid, pref_name, pref_value, pref_description FROM preferences ORDER BY pid");
	$a = array();
	while ($row = mysql_fetch_assoc($result))
	{
		$a[] = $row;
	}
	return $a;	
}

//Set Preferences based on form
function setPrefs($prefArray)
{
	//re-insert all the prefs, even the ones that don't change
	foreach($prefArray as $pref)
	{
		if(is_bool($pref["pref_value"]))
		{
			if($pref["pref_value"])
			{
				$pref["pref_value"] = "TRUE";
			}
			else
			{
				$pref["pref_value"] = "FALSE";
			}
		}
		$result = safeQuery("UPDATE preferences SET pref_value = \"" . 
				$pref["pref_value"] ."\" WHERE pref_name = \"" . $pref["pref_name"] ."\"");
	}
	return FALSE;
}