70 lines
1.9 KiB
PHP
70 lines
1.9 KiB
PHP
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<?php
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/**
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* Session functions
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*
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* Moved all session functions into one file,
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* include this where session starting might be required
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*
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* @package Core
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* @author Andreas Goetz <cpuidle@gmx.de>
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* @version $Id: session.php,v 1.13 2008/02/28 20:01:17 andig2 Exp $
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*/
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// start session
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session_start();
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/**
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* Get session value or specified default
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*/
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function session_get($varname, $default=null)
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{
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if (isset($_SESSION['vdb'][$varname]))
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{
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return $_SESSION['vdb'][$varname];
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}
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return $default;
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}
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/**
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* Set session value or specified default
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*/
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function session_set($varname, $value)
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{
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$_SESSION['vdb'][$varname] = $value;
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}
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/**
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* Upsert session value with current value of global variable or specified default
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*/
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function session_default($varname, $default=null)
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{
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global $$varname;
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if (!isset($$varname))
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{
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$$varname = (isset($_SESSION['vdb'][$varname])) ? $_SESSION['vdb'][$varname] : $default;
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}
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$_SESSION['vdb'][$varname] = $$varname;
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}
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/**
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* get session_default for owner
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*
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* basically this only executes the extra query when the global $owner is not set and also
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* not available in session data. only then we need the hasAny check. if the global is set
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* or the global is not set but the session is then session_default() will fix both those
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* cases. put into a single function because it gets called from multiple files.
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*/
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function session_default_owner()
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{
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global $owner, $lang;
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if (!isset($owner) && !isset($_SESSION['vdb']['owner'])) {
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$hasAny = runSQL('SELECT COUNT(*) AS num FROM '.TBL_DATA.' WHERE '.TBL_DATA.'.owner_id = ' . get_current_user_id());
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$hasAny = ($hasAny && isset($hasAny[0]['num']) && $hasAny[0]['num'] > 0);
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$default = ($hasAny ? get_username(get_current_user_id()) : $lang['filter_any']);
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return session_default('owner', $default);
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}
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return session_default('owner');
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}
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