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<?php
/**
* Elgg tag input
* Displays a tag input field
*
* @uses $vars['disabled']
* @uses $vars['class'] Additional CSS class
* @uses $vars['value'] Array of tags or a string
* @uses $vars['entity'] Optional. Entity whose tags are being displayed (metadata ->tags)
*/
if (isset($vars['class'])) {
$vars['class'] = "elgg-input-tags {$vars['class']}";
} else {
$vars['class'] = "elgg-input-tags";
}
$defaults = array(
'value' => '',
'disabled' => false,
);
if (isset($vars['entity'])) {
$defaults['value'] = $vars['entity']->tags;
unset($vars['entity']);
}
$vars = array_merge($defaults, $vars);
if (is_array($vars['value'])) {
$tags = array();
foreach ($vars['value'] as $tag) {
if (is_string($tag)) {
$tags[] = $tag;
} else {
$tags[] = $tag->value;
}
}
$vars['value'] = implode(", ", $tags);
}
?>
<input type="text" <?php echo elgg_format_attributes($vars); ?> />
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