block.repeat.php

<?php
/**
 * wCMF - wemove Content Management Framework
 * Copyright (C) 2005-2015 wemove digital solutions GmbH
 *
 * Licensed under the terms of the MIT License.
 *
 * See the LICENSE file distributed with this work for
 * additional information.
 */

/*
* Smarty plugin
* -------------------------------------------------------------
* File:     block.repeat.php
* Type:     block
* Name:     repeat
* Purpose:  repeat a template block a given number of times and replace
*           {literal}{$index}{/literal} by the current index
*           (NOTE: $index has to be enclosed by literal)
* Parameters: count (required)  - number of times to repeat
*             assign (optional) - variable to collect output
*             startindex (optional) - index value to start from
*             strformat (optional) - format string to apply on index
*             separator (optional) - separator to be added inbetween
* Usage:    {repeat count=$content->getValue("numPages") startindex="1" strformat="%02s" separator=" | "}
*               ... text to repeat {literal}{$index}{/literal} ...
*           {/repeat}
*
* Author:   Scott Matthewman <scott@matthewman.net>
*           Ingo Herwig <ingo@wemove.com> (index, separator enhancement)
* -------------------------------------------------------------
*/
function smarty_block_repeat($params, $content, \Smarty_Internal_Template $template, &$repeat) {
  if (!empty($content)) {
    $intCount = intval($params['count']);
    if($intCount < 0) {
      $template->trigger_error("block: negative 'count' parameter");
      return;
    }

    $strRepeat = '';
    for ($i=0; $i<$intCount; $i++) {
      $index = $i + intval($params['startindex']);
      if (isset($params['strformat'])) {
        $indexStr = sprintf($params['strformat'], $index);
      }
      else {
        $indexStr = $index;
      }
      $strRepeat .= str_replace('{$index}', $indexStr, $content);

      if (isset($params['separator']) && $i<$intCount-1) {
        $strRepeat .= $params['separator'];
      }
    }

    if (!empty($params['assign'])) {
      $template->assign($params['assign'], $strRepeat);
    }
    else {
      echo $strRepeat;
    }
  }
}
?>