<?php/** * Smarty plugin * @package Smarty * @subpackage plugins *//** * Smarty {cycle} function plugin * * Type:     function<br> * Name:     cycle<br> * Date:     May 3, 2002<br> * Purpose:  cycle through given values<br> * Input: *         - name = name of cycle (optional) *         - values = comma separated list of values to cycle, *                    or an array of values to cycle *                    (this can be left out for subsequent calls) *         - reset = boolean - resets given var to true *         - print = boolean - print var or not. default is true *         - advance = boolean - whether or not to advance the cycle *         - delimiter = the value delimiter, default is "," *         - assign = boolean, assigns to template var instead of *                    printed. *  * Examples:<br> * <pre> * {cycle values="#eeeeee,#d0d0d0d"} * {cycle name=row values="one,two,three" reset=true} * {cycle name=row} * </pre> * @link http://smarty.php.net/manual/en/language.function.cycle.php {cycle} *       (Smarty online manual) * @author Monte Ohrt <monte@ispi.net> * @author credit to Mark Priatel <mpriatel@rogers.com> * @author credit to Gerard <gerard@interfold.com> * @author credit to Jason Sweat <jsweat_php@yahoo.com> * @version  1.3 * @param array * @param Smarty * @return string|null */function smarty_function_cycle($params, &$smarty){    static $cycle_vars;        extract($params);    if (empty($name)) {        $name = 'default';    }    if (!isset($print)) {        $print = true;    }    if (!isset($advance)) {        $advance = true;            }        if (!isset($reset)) {        $reset = false;            }                        if (!in_array('values', array_keys($params))) {        if(!isset($cycle_vars[$name]['values'])) {            $smarty->trigger_error("cycle: missing 'values' parameter");            return;        }    } else {        if(isset($cycle_vars[$name]['values'])            && $cycle_vars[$name]['values'] != $values ) {            $cycle_vars[$name]['index'] = 0;        }        $cycle_vars[$name]['values'] = $values;    }    if (isset($delimiter)) {        $cycle_vars[$name]['delimiter'] = $delimiter;    } elseif (!isset($cycle_vars[$name]['delimiter'])) {        $cycle_vars[$name]['delimiter'] = ',';            }        if(!is_array($cycle_vars[$name]['values'])) {        $cycle_array = explode($cycle_vars[$name]['delimiter'],$cycle_vars[$name]['values']);    } else {        $cycle_array = $cycle_vars[$name]['values'];        }        if(!isset($cycle_vars[$name]['index']) || $reset ) {        $cycle_vars[$name]['index'] = 0;    }        if (isset($assign)) {        $print = false;        $smarty->assign($assign, $cycle_array[$cycle_vars[$name]['index']]);    }            if($print) {        $retval = $cycle_array[$cycle_vars[$name]['index']];    } else {        $retval = null;    }    if($advance) {        if ( $cycle_vars[$name]['index'] >= count($cycle_array) -1 ) {            $cycle_vars[$name]['index'] = 0;                    } else {            $cycle_vars[$name]['index']++;        }    }        return $retval;}/* vim: set expandtab: */?>