www.gusucode.com > Elgg PHP开源SNS系统 V1.12.5源码程序 > elgg-1.12.5/views/default/output/tags.php
<?php /** * Elgg tags * Tags can be a single string (for one tag) or an array of strings. Accepts all output/tag options * * @uses $vars['value'] Array of tags or a string * @uses $vars['entity'] Optional. Entity whose tags are being displayed (metadata ->tags) * @uses $vars['list_class'] Optional. Additional classes to be passed to <ul> element * @uses $vars['item_class'] Optional. Additional classes to be passed to <li> elements * @uses $vars['icon_class'] Optional. Additional classes to be passed to tags icon image */ if (isset($vars['entity'])) { $vars['tags'] = $vars['entity']->tags; unset($vars['entity']); } $value = elgg_extract('value', $vars); unset($vars['value']); if (empty($vars['tags']) && (!empty($value) || $value === 0 || $value === '0')) { $vars['tags'] = $value; } if (empty($vars['tags']) && $value !== 0 && $value !== '0') { return; } $tags = $vars['tags']; unset($vars['tags']); if (!is_array($tags)) { $tags = array($tags); } $list_class = "elgg-tags"; if (isset($vars['list_class'])) { $list_class = "$list_class {$vars['list_class']}"; unset($vars['list_class']); } $item_class = "elgg-tag"; if (isset($vars['item_class'])) { $item_class = "$item_class {$vars['item_class']}"; unset($vars['item_class']); } $icon_class = elgg_extract('icon_class', $vars); unset($vars['icon_class']); $list_items = ''; $params = $vars; foreach($tags as $tag) { if (is_string($tag) && strlen($tag) > 0) { $params['value'] = $tag; $list_items .= "<li class=\"$item_class\">"; $list_items .= elgg_view('output/tag', $params); $list_items .= '</li>'; } } if (empty($list_items)) { return; } $icon = elgg_view_icon('tag', $icon_class); $list = <<<___HTML <div class="clearfix"> <ul class="$list_class"> <li>$icon</li> $list_items </ul> </div> ___HTML; echo $list;