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E:/E/GEAMP/www/openbiz/openbiz/others/Smarty/libs/plugins/function.cycle.php

00001 <?php
00044 function smarty_function_cycle($params, &$smarty)
00045 {
00046     static $cycle_vars;
00047     
00048     $name = (empty($params['name'])) ? 'default' : $params['name'];
00049     $print = (isset($params['print'])) ? (bool)$params['print'] : true;
00050     $advance = (isset($params['advance'])) ? (bool)$params['advance'] : true;
00051     $reset = (isset($params['reset'])) ? (bool)$params['reset'] : false;
00052             
00053     if (!in_array('values', array_keys($params))) {
00054         if(!isset($cycle_vars[$name]['values'])) {
00055             $smarty->trigger_error("cycle: missing 'values' parameter");
00056             return;
00057         }
00058     } else {
00059         if(isset($cycle_vars[$name]['values'])
00060             && $cycle_vars[$name]['values'] != $params['values'] ) {
00061             $cycle_vars[$name]['index'] = 0;
00062         }
00063         $cycle_vars[$name]['values'] = $params['values'];
00064     }
00065 
00066     $cycle_vars[$name]['delimiter'] = (isset($params['delimiter'])) ? $params['delimiter'] : ',';
00067     
00068     if(is_array($cycle_vars[$name]['values'])) {
00069         $cycle_array = $cycle_vars[$name]['values'];
00070     } else {
00071         $cycle_array = explode($cycle_vars[$name]['delimiter'],$cycle_vars[$name]['values']);
00072     }
00073     
00074     if(!isset($cycle_vars[$name]['index']) || $reset ) {
00075         $cycle_vars[$name]['index'] = 0;
00076     }
00077     
00078     if (isset($params['assign'])) {
00079         $print = false;
00080         $smarty->assign($params['assign'], $cycle_array[$cycle_vars[$name]['index']]);
00081     }
00082         
00083     if($print) {
00084         $retval = $cycle_array[$cycle_vars[$name]['index']];
00085     } else {
00086         $retval = null;
00087     }
00088 
00089     if($advance) {
00090         if ( $cycle_vars[$name]['index'] >= count($cycle_array) -1 ) {
00091             $cycle_vars[$name]['index'] = 0;
00092         } else {
00093             $cycle_vars[$name]['index']++;
00094         }
00095     }
00096     
00097     return $retval;
00098 }
00099 
00100 /* vim: set expandtab: */
00101 
00102 ?>

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