D-Net

<?php

defined('_JEXEC') or die('Access denied');

jimport('joomla.methods');

// This helper formats filters.

abstract class FilterHelper {

	const MAX_ROW = 32;

	// Format filters.

	// $filters the filters to format

	// $statistics the available statistics

	// $baseUrl the base URL to use for links

	// $fragment the URL fragment to use for links

	// return a string containing the full HTML for the filters or an empty string if any errors occur

	public static function formatFilters($filters, $statistics, $baseUrl, $fragment) {

		$filters = ($filters == NULL) ? NULL : array_filter(array_map(function ($filter) use ($filters, $statistics, $baseUrl, $fragment) {return FilterHelper :: _formatFilter($filter, $statistics, $filters, $baseUrl, $fragment);}, $filters));

		return ($filters == NULL) ? '' : ('<h2>' . JText :: _('CURRENT_SELECTIONS') . '</h2><div class="selectorCollections">' . implode('', $filters) . ((count($filters) > 1) ? ('<div class="flowWrapper"><a href="' . JRoute :: _($baseUrl . $fragment) . '" class="clearFilters" title="' . JText :: _('CLEAR_ALL_FILTERS') . '">' . JText :: _('CLEAR_ALL') . '</a></div>') : '') . '</div>');

	}

	public static function _formatFilter($filter, $statistics, $filters, $baseUrl, $fragment) {

		$filterName = $filter -> name;

		$filterValue = ($filter -> value === TRUE) ? 'true' : (($filter -> value === FALSE) ? 'false' : $filter -> value);

		$filters = ($filters == NULL) ? NULL : array_filter(array_map(function ($otherFilter) use ($filterName) {return ($otherFilter -> name == $filterName) ? '' : (urlencode($otherFilter -> name) . '=' . urlencode(($otherFilter -> value === TRUE) ? 'true' : (($otherFilter -> value === FALSE) ? 'false' : $otherFilter -> value)));}, $filters));

		// TODO JRoute :: _ keeps decoding urlencoded values, so this is just a hack to cope with this

		return (($statistics == NULL) || (!array_key_exists($filter -> name, $statistics)) || ($statistics[$filter -> name] -> data == NULL) || (!array_key_exists($filterValue, $statistics[$filter -> name] -> data))) ? '' : '<div class="element"><div class="flowWrapper"><a href="' . JRoute :: _($baseUrl . (($filters == NULL) ? '' : ('&amp;' . implode('&amp;', $filters))) . $fragment) . '"class="selectorRemove" title="' . $statistics[$filter -> name] -> data[$filterValue] -> name . '"><span class="fieldName">' . $statistics[$filter -> name] -> title . ':</span> ' . ((strlen($statistics[$filter -> name] -> data[$filterValue] -> name) > FilterHelper :: MAX_ROW) ? (substr($statistics[$filter -> name] -> data[$filterValue] -> name, 0, FilterHelper :: MAX_ROW - strlen('...')) . '...') : $statistics[$filter -> name] -> data[$filterValue] -> name) . '</a></div></div>';

	}

}