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<?php
/**
* Elgg tags
* Tags can be a single string (for one tag) or an array of strings
*
* @uses $vars['value'] Array of tags or a string
* @uses $vars['type'] The entity type, optional
* @uses $vars['subtype'] The entity subtype, optional
* @uses $vars['entity'] Optional. Entity whose tags are being displayed (metadata ->tags)
*/
if (isset($vars['entity'])) {
$defaults['value'] = $vars['entity']->tags;
unset($vars['entity']);
}
if (!empty($vars['subtype'])) {
$subtype = "&subtype=" . urlencode($vars['subtype']);
} else {
$subtype = "";
}
if (!empty($vars['object'])) {
$object = "&object=" . urlencode($vars['object']);
} else {
$object = "";
}
if (empty($vars['tags']) && !empty($vars['value'])) {
$vars['tags'] = $vars['value'];
}
if (empty($vars['tags']) && isset($vars['entity'])) {
$vars['tags'] = $vars['entity']->tags;
}
if (!empty($vars['tags'])) {
if (!is_array($vars['tags'])) {
$vars['tags'] = array($vars['tags']);
}
echo '<div>';
echo elgg_view_icon('tag');
echo '<ul class="elgg-tags">';
foreach($vars['tags'] as $tag) {
if (!empty($vars['type'])) {
$type = "&type={$vars['type']}";
} else {
$type = "";
}
$url = elgg_get_site_url() . 'search?q=' . urlencode($tag) . "&search_type=tags{$type}{$subtype}{$object}";
if (is_string($tag)) {
echo '<li>';
echo elgg_view('output/url', array('href' => $url, 'text' => $tag, 'rel' => 'tag'));
echo '</li>';
}
}
echo '</ul>';
echo '</div>';
}
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