| 1 | <?php | 
| 2 |  | 
| 3 | /* | 
| 4 | * Smarty plugin | 
| 5 | * ------------------------------------------------------------- | 
| 6 | * Type:     function | 
| 7 | * Name:     cycle | 
| 8 | * Version:  1.3 | 
| 9 | * Date:     May 3, 2002 | 
| 10 | * Author:       Monte Ohrt <monte@ispi.net> | 
| 11 | * Credits:  Mark Priatel <mpriatel@rogers.com> | 
| 12 | *           Gerard <gerard@interfold.com> | 
| 13 | *           Jason Sweat <jsweat_php@yahoo.com> | 
| 14 | * Purpose:  cycle through given values | 
| 15 | * Input:    name = name of cycle (optional) | 
| 16 | *           values = comma separated list of values to cycle, | 
| 17 | *                    or an array of values to cycle | 
| 18 | *                    (this can be left out for subsequent calls) | 
| 19 | * | 
| 20 | *           reset = boolean - resets given var to true | 
| 21 | *                       print = boolean - print var or not. default is true | 
| 22 | *           advance = boolean - whether or not to advance the cycle | 
| 23 | *           delimiter = the value delimiter, default is "," | 
| 24 | *           assign = boolean, assigns to template var instead of | 
| 25 | *                    printed. | 
| 26 | * | 
| 27 | * Examples: {cycle values="#eeeeee,#d0d0d0d"} | 
| 28 | *           {cycle name=row values="one,two,three" reset=true} | 
| 29 | *           {cycle name=row} | 
| 30 | * ------------------------------------------------------------- | 
| 31 | */ | 
| 32 | function smarty_function_cycle($params, &$smarty) | 
| 33 | { | 
| 34 | static $cycle_vars; | 
| 35 |  | 
| 36 | extract($params); | 
| 37 |  | 
| 38 | if (empty($name)) { | 
| 39 | $name = 'default'; | 
| 40 | } | 
| 41 |  | 
| 42 | if (!isset($print)) { | 
| 43 | $print = true; | 
| 44 | } | 
| 45 |  | 
| 46 | if (!isset($advance)) { | 
| 47 | $advance = true; | 
| 48 | } | 
| 49 |  | 
| 50 | if (!isset($reset)) { | 
| 51 | $reset = false; | 
| 52 | } | 
| 53 |  | 
| 54 | if (!in_array('values', array_keys($params))) { | 
| 55 | if(!isset($cycle_vars[$name]['values'])) { | 
| 56 | $smarty->trigger_error("cycle: missing 'values' parameter"); | 
| 57 | return; | 
| 58 | } | 
| 59 | } else { | 
| 60 | if(isset($cycle_vars[$name]['values']) | 
| 61 | && $cycle_vars[$name]['values'] != $values ) { | 
| 62 | $cycle_vars[$name]['index'] = 0; | 
| 63 | } | 
| 64 | $cycle_vars[$name]['values'] = $values; | 
| 65 | } | 
| 66 |  | 
| 67 | if (isset($delimiter)) { | 
| 68 | $cycle_vars[$name]['delimiter'] = $delimiter; | 
| 69 | } elseif (!isset($cycle_vars[$name]['delimiter'])) { | 
| 70 | $cycle_vars[$name]['delimiter'] = ','; | 
| 71 | } | 
| 72 |  | 
| 73 | if(!is_array($cycle_vars[$name]['values'])) { | 
| 74 | $cycle_array = explode($cycle_vars[$name]['delimiter'],$cycle_vars[$name]['values']); | 
| 75 | } else { | 
| 76 | $cycle_array = $cycle_vars[$name]['values']; | 
| 77 | } | 
| 78 |  | 
| 79 | if(!isset($cycle_vars[$name]['index']) || $reset ) { | 
| 80 | $cycle_vars[$name]['index'] = 0; | 
| 81 | } | 
| 82 |  | 
| 83 | if (isset($assign)) { | 
| 84 | $print = false; | 
| 85 | $smarty->assign($assign, $cycle_array[$cycle_vars[$name]['index']]); | 
| 86 | } | 
| 87 |  | 
| 88 | if($print) { | 
| 89 | echo $cycle_array[$cycle_vars[$name]['index']]; | 
| 90 | } | 
| 91 |  | 
| 92 | if($advance) { | 
| 93 | if ( $cycle_vars[$name]['index'] >= count($cycle_array) -1 ) { | 
| 94 | $cycle_vars[$name]['index'] = 0; | 
| 95 | } else { | 
| 96 | $cycle_vars[$name]['index']++; | 
| 97 | } | 
| 98 | } | 
| 99 | } | 
| 100 |  | 
| 101 | /* vim: set expandtab: */ | 
| 102 |  | 
| 103 | ?> |