Re: Limit tags to a pre-defined list?
<?php
/*
Plugin Name: Restrict Topic Tags
Description: Restricts tags to a pre-defined list.
Author: Kawauso
Version: 0.1
*/
$allowed_tags = array(
'test',
'test2',
);
function restrict_topic_tags_form( $args = null )
{
$defaults = array( 'topic' => 0, 'submit' => __('Add ยป'), 'list_id' => 'tags-list' );
$args = wp_parse_args( $args, $defaults );
extract( $args, EXTR_SKIP );
if ( !$topic = get_topic( get_topic_id( $topic ) ) ) {
return false;
}
if ( !bb_current_user_can( 'edit_tag_by_on', bb_get_current_user_info( 'id' ), $topic->topic_id ) ) {
return false;
}
global $page, $allowed_tags;
$current_tags = bb_get_topic_tags( $topic->topic_id );
foreach ($current_tags as $tag_key => $tag ) {
if( in_array( $tag->name, $allowed_tags ) )
unset( $allowed_tags[ $tag_key ] );
}
if( is_array( $allowed_tags ) && !empty( $allowed_tags ) ) { ?>
<form id="tag-form" method="post" action="<?php bb_uri('tag-add.php', null, BB_URI_CONTEXT_FORM_ACTION + BB_URI_CONTEXT_BB_ADMIN); ?>" class="add:<?php echo esc_attr( $list_id ); ?>:">
<p>
<select name="tag" id="tag">
<option value=""><?php _e("Select a tag")?></option>
<?php foreach( $allowed_tags as $tag ) { ?>
<option value="<?php echo $tag?>"><?php echo $tag?></option>
<?php } ?>
</select>
<input type="hidden" name="id" value="<?php echo $topic->topic_id; ?>" />
<input type="hidden" name="page" value="<?php echo $page; ?>" />
<?php bb_nonce_field( 'add-tag_' . $topic->topic_id ); ?>
<input type="submit" name="submit" id="tagformsub" value="<?php echo esc_attr( $submit ); ?>" />
</p>
</form>
<?php
} // End if
} // End function
function restrict_topic_tags( $tag ) {
global $allowed_tags;
// if( !in_array( $tag, $allowed_tags ) )
// return array();
return array($tag);
}
add_filter( 'bb_add_topic_tags', 'restrict_topic_tags' );Then in your theme’s topic-tags.php, change <?php tag_form(); ?> to:
<?php
if( function_exists( 'restrict_topic_tags_form' ) )
restrict_topic_tags_form();
else
tag_form();
?>
