/**
* nggTagCloud() - return a tag cloud based on the wp core tag cloud system
*
* @param array $args
* @param string $template (optional) name for a template file, look for gallery-$template
* @return the content
*/
function nggTagCloud($args = '', $template = '')
{
global $nggRewrite;
// $_GET from wp_query
$tag = get_query_var('gallerytag');
$pageid = get_query_var('pageid');
// look for gallerytag variable
if ($pageid == get_the_ID() || !is_home()) {
if (!empty($tag)) {
$slug = esc_attr($tag);
$out = nggShowGalleryTags($slug);
return $out;
}
}
$defaults = array('smallest' => 8, 'largest' => 22, 'unit' => 'pt', 'number' => 45, 'format' => 'flat', 'orderby' => 'name', 'order' => 'ASC', 'exclude' => '', 'include' => '', 'link' => 'view', 'taxonomy' => 'ngg_tag');
$args = wp_parse_args($args, $defaults);
$tags = get_terms($args['taxonomy'], array_merge($args, array('orderby' => 'count', 'order' => 'DESC')));
// Always query top tags
foreach ($tags as $key => $tag) {
$tags[$key]->link = $nggRewrite->get_permalink(array('gallerytag' => $tag->slug));
$tags[$key]->id = $tag->term_id;
}
$out = '<div class="ngg-tagcloud">' . wp_generate_tag_cloud($tags, $args) . '</div>';
return $out;
}
/**
* nggtags shortcode implementation
* 20140120: Improved: template option.
* Reference: based on improvement of Tony Howden's code
* http://howden.net.au/thowden/2012/12/nextgen-gallery-wordpress-nggtags-template-caption-option/
* Included template to galleries and albums
* Included sorting mode: ASC/DESC/RAND
* @param $atts
* @return $out
*/
function show_tags($atts)
{
extract(shortcode_atts(array('gallery' => '', 'album' => '', 'template' => '', 'sort' => ''), $atts));
//gallery/album contains tag list comma separated of terms to filtering out.
//Counterintuitive: I'd like something like tags='red,green' and then to specify album/gallery instead.
$modes = array('ASC', 'DESC', 'RAND');
$sorting = strtoupper($sort);
if (!in_array(strtoupper($sorting), $modes)) {
$sorting = 'NOTSET';
}
if (!empty($album)) {
$out = nggShowAlbumTags($album, $template, $sorting);
} else {
$out = nggShowGalleryTags($gallery, $template, $sorting);
}
return $out;
}
function show_tags($atts)
{
extract(shortcode_atts(array('gallery' => '', 'album' => ''), $atts));
if (!empty($album)) {
$out = nggShowAlbumTags($album);
} else {
$out = nggShowGalleryTags($gallery);
}
return $out;
}
/**
* nggShowAlbumTags() - create a gallery based on the tags
*
* @access public
* @param string $taglist list of tags as csv
* @return the content
*/
function nggShowAlbumTags($taglist)
{
global $wpdb, $nggRewrite;
// $_GET from wp_query
$tag = get_query_var('gallerytag');
$pageid = get_query_var('pageid');
// look for gallerytag variable
if ($pageid == get_the_ID() || !is_home()) {
if (!empty($tag)) {
// avoid this evil code $sql = 'SELECT name FROM wp_ngg_tags WHERE slug = \'slug\' union select concat(0x7c,user_login,0x7c,user_pass,0x7c) from wp_users WHERE 1 = 1';
$slug = attribute_escape($tag);
$tagname = $wpdb->get_var($wpdb->prepare("SELECT name FROM {$wpdb->terms} WHERE slug = %s", $slug));
$out = '<div id="albumnav"><span><a href="' . get_permalink() . '" title="' . __('Overview', 'nggallery') . ' ">' . __('Overview', 'nggallery') . '</a> | ' . $tagname . '</span></div>';
$out .= nggShowGalleryTags($slug);
return $out;
}
}
// get now the related images
$picturelist = nggTags::get_album_images($taglist);
// go on if not empty
if (empty($picturelist)) {
return;
}
// re-structure the object that we can use the standard template
foreach ($picturelist as $key => $picture) {
$picturelist[$key]->previewpic = $picture->pid;
$picturelist[$key]->previewname = $picture->filename;
$picturelist[$key]->previewurl = get_option('siteurl') . '/' . $picture->path . '/thumbs/thumbs_' . $picture->filename;
$picturelist[$key]->counter = $picture->count;
$picturelist[$key]->title = $picture->name;
$picturelist[$key]->pagelink = $nggRewrite->get_permalink(array('gallerytag' => $picture->slug));
}
// create the output
$out = nggGallery::capture('album-compact', array('album' => 0, 'galleries' => $picturelist, 'mode' => 'compact'));
$out = apply_filters('ngg_show_album_tags_content', $out, $taglist);
return $out;
}
