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