<?php
 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; } ?>
