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| /** | |
| * 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 at ohrt dot com> | |
| * @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; | |
| $name = (empty($params['name'])) ? 'default' : $params['name']; | |
| $print = (isset($params['print'])) ? (bool)$params['print'] : true; | |
| $advance = (isset($params['advance'])) ? (bool)$params['advance'] : true; | |
| $reset = (isset($params['reset'])) ? (bool)$params['reset'] : false; | |
| if (!in_array('values', array_keys($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'] != $params['values'] ) { | |
| $cycle_vars[$name]['index'] = 0; | |
| } | |
| $cycle_vars[$name]['values'] = $params['values']; | |
| } | |
| $cycle_vars[$name]['delimiter'] = (isset($params['delimiter'])) ? $params['delimiter'] : ','; | |
| if(is_array($cycle_vars[$name]['values'])) { | |
| $cycle_array = $cycle_vars[$name]['values']; | |
| } else { | |
| $cycle_array = explode($cycle_vars[$name]['delimiter'],$cycle_vars[$name]['values']); | |
| } | |
| if(!isset($cycle_vars[$name]['index']) || $reset ) { | |
| $cycle_vars[$name]['index'] = 0; | |
| } | |
| if (isset($params['assign'])) { | |
| $print = false; | |
| $smarty->assign($params['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: */ | |