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Extended Breadcrumbnavigation

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customized breadcrumbnavigation for PHPWCMS.
Gives more control over styling and display.
{MYBREADCRUMB:n}

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  1. <?php
  2.  
  3. function mybreadcrumb ($start_id, &$struct_array, $end_id, $spacer=' &gt; ') {
  4. 	//builds the breadcrumb menu based on given values
  5. 	//$link_to = the page on which the breadcrum part links
  6. 	//$root_name = name of the breadcrumb part if empty/false/0 $start_id
  7. 	//$spacer = how should breadcrumb parts be divided
  8.  
  9. 	$start_id 	= intval($start_id);
  10. 	$end_id 	= intval($end_id);
  11. 	$act_id 	= $start_id; //store actual ID for later comparing
  12. 	$breadcrumb = '';
  13.  
  14. 	while ($start_id) { //get the breadcrumb path starting with given start_id
  15. 		if($end_id && $start_id == $end_id ) break;
  16. 		$data[$start_id] = $struct_array[$start_id]["acat_name"];
  17. 		$start_id		 = $struct_array[$start_id]["acat_struct"];
  18.  
  19. 	}
  20. 	$data[$start_id] = $struct_array[$start_id]["acat_name"];
  21. 	$crumbs_part = array_reverse($data, 1);
  22. 	//print_r($crumbs_part);
  23. 	if(is_array($crumbs_part)) {
  24. 	$i=1;
  25. 		foreach($crumbs_part as $key => $value) {
  26. 			$alias = '';
  27. 			$active = ($i == count($crumbs_part)-1)? "pre_active" : "";
  28. 			$active .= ($i == count($crumbs_part))? "active" : "";
  29. 			if($struct_array[$key]["acat_hidden"] != 1) { // check if the structure should be unvisible when active
  30. 				if ($act_id != end_id) {
  31. 					if($breadcrumb) $breadcrumb .= $spacer;
  32. 					if(!$struct_array[$key]["acat_redirect"]) {
  33. 						$breadcrumb .= '<a class="breadcrumb_level_'.$i.' '.$active.'" href="index.php?';
  34. 						$alias 		 = $struct_array[$key]["acat_alias"];
  35. 						$breadcrumb .= ($alias) ? html_specialchars($alias) : 'id='.$key.',0,0,1,0,0';
  36. 						$breadcrumb .= '">';
  37. 					} else {
  38. 						$redirect = get_redirect_link($struct_array[$key]["acat_redirect"], ' ', '');
  39. 						$breadcrumb .= '<a href="'.$redirect['link'].'"'.$redirect['target'].'>';
  40. 					}
  41. 					$breadcrumb .= html_specialchars($crumbs_part[$key]).'</a>';
  42. 				} else {
  43. 					if($breadcrumb) $breadcrumb .= $spacer;
  44. 					$breadcrumb .= html_specialchars($crumbs_part[$key]);
  45. 				}
  46. 				$i++;
  47. 			}
  48. 		}
  49. 	}
  50. 	return $breadcrumb;
  51. }
  52.  
  53.  
  54.  
  55. //breadcrumb replacement
  56. if(strpos($content["all"],'{MYBREADCRUMB') !== false) {
  57. 	$content["all"] = str_replace('{MYBREADCRUMB}', '{MYBREADCRUMB:0}', $content["all"]);
  58. 	$replace = '@mybreadcrumb($GLOBALS["content"]["cat_id"], $GLOBALS["content"]["struct"], $1, $template_default["breadcrumb_spacer"]);';
  59. 	$content["all"] = preg_replace('/\{MYBREADCRUMB:(\d+)\}/e', $replace, $content["all"]);
  60. }
  61. ?>

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