/**
* Front-end display of widget.
*
* @see WP_Widget::widget()
*
* @param array $args Widget arguments.
* @param array $instance Saved values from the database.
*/
public function widget($args, $instance)
{
$title = apply_filters('widget_title', empty($instance['title']) ? ' ' : $instance['title'], $instance, $this->id_base);
$out = $args['before_widget'];
$out .= $args['before_title'] . $title . $args['after_title'];
$out .= "<div class='ngg-media-rss-widget'>";
$out .= "<a href='" . nggMediaRss::get_mrss_url() . "' title='" . $instance['mrss_title'] . "' class='ngg-media-rss-link'>";
if ($instance['show_icon']) {
$out .= '<span class="dashicons dashicons-rss" style="padding-right: 1.5em"></span>';
}
if ($instance['show_global_mrss']) {
$out .= $instance['mrss_text'];
}
$out .= "</a></div>";
$out .= $args['after_widget'];
echo $out;
}
function widget($args, $instance)
{
extract($args);
$ngg_options = nggGallery::get_option('ngg_options');
$title = apply_filters('widget_title', empty($instance['title']) ? ' ' : $instance['title'], $instance, $this->id_base);
$show_global_mrss = $instance['show_global_mrss'];
$show_icon = $instance['show_icon'];
$mrss_text = stripslashes($instance['mrss_text']);
$mrss_title = strip_tags(stripslashes($instance['mrss_title']));
echo $before_widget;
echo $before_title . $title . $after_title;
echo "<ul class='ngg-media-rss-widget'>\n";
if ($show_global_mrss) {
echo " <li>";
echo $this->get_mrss_link(nggMediaRss::get_mrss_url(), $show_icon, stripslashes($mrss_title), stripslashes($mrss_text), $ngg_options['usePicLens']);
echo "</li>\n";
}
echo "</ul>\n";
echo $after_widget;
}
/**
* Build a gallery output
*
* @access internal
* @param array $picturelist
* @param bool $galleryID, if you supply a gallery ID, you can add a slideshow link
* @param string $template (optional) name for a template file, look for gallery-$template
* @param int $images (optional) number of images per page
* @return the content
*/
function nggCreateGallery($picturelist, $galleryID = false, $template = '', $images = false)
{
global $nggRewrite;
require_once dirname(__FILE__) . '/lib/media-rss.php';
$ngg_options = nggGallery::get_option('ngg_options');
//the shortcode parameter will override global settings, TODO: rewrite this to a class
$ngg_options['galImages'] = $images === false ? $ngg_options['galImages'] : (int) $images;
$current_pid = false;
// $_GET from wp_query
$nggpage = get_query_var('nggpage');
$pageid = get_query_var('pageid');
$pid = get_query_var('pid');
// in case of permalinks the pid is a slug, we need the id
if (!is_numeric($pid) && !empty($pid)) {
$picture = nggdb::find_image($pid);
$pid = $picture->pid;
}
// we need to know the current page id
$current_page = get_the_ID() == false ? 0 : get_the_ID();
if (!is_array($picturelist)) {
$picturelist = array($picturelist);
}
// Populate galleries values from the first image
$first_image = current($picturelist);
$gallery = new stdclass();
$gallery->ID = (int) $galleryID;
$gallery->show_slideshow = false;
$gallery->show_piclens = false;
$gallery->name = stripslashes($first_image->name);
$gallery->title = stripslashes($first_image->title);
$gallery->description = html_entity_decode(stripslashes($first_image->galdesc));
$gallery->pageid = $first_image->pageid;
$gallery->anchor = 'ngg-gallery-' . $galleryID . '-' . $current_page;
reset($picturelist);
$maxElement = $ngg_options['galImages'];
$thumbwidth = $ngg_options['thumbwidth'];
$thumbheight = $ngg_options['thumbheight'];
// fixed width if needed
$gallery->columns = intval($ngg_options['galColumns']);
$gallery->imagewidth = $gallery->columns > 0 ? 'style="width:' . floor(100 / $gallery->columns) . '%;"' : '';
// obsolete in V1.4.0, but kept for compat reason
// pre set thumbnail size, from the option, later we look for meta data.
$thumbsize = $ngg_options['thumbfix'] ? $thumbsize = 'width="' . $thumbwidth . '" height="' . $thumbheight . '"' : '';
// show slideshow link
if ($galleryID) {
if ($ngg_options['galShowSlide']) {
$gallery->show_slideshow = true;
$gallery->slideshow_link = $nggRewrite->get_permalink(array('show' => 'slide'));
$gallery->slideshow_link_text = nggGallery::i18n($ngg_options['galTextSlide']);
}
if ($ngg_options['usePicLens']) {
$gallery->show_piclens = true;
$gallery->piclens_link = "javascript:PicLensLite.start({feedUrl:'" . htmlspecialchars(nggMediaRss::get_gallery_mrss_url($gallery->ID)) . "'});";
}
}
// check for page navigation
if ($maxElement > 0) {
if (!is_home() || $pageid == $current_page) {
$page = !empty($nggpage) ? (int) $nggpage : 1;
} else {
$page = 1;
}
$start = $offset = ($page - 1) * $maxElement;
$total = count($picturelist);
//we can work with display:hidden for some javascript effects
if (!$ngg_options['galHiddenImg']) {
// remove the element if we didn't start at the beginning
if ($start > 0) {
array_splice($picturelist, 0, $start);
}
// return the list of images we need
array_splice($picturelist, $maxElement);
}
$nggNav = new nggNavigation();
$navigation = $nggNav->create_navigation($page, $total, $maxElement);
} else {
$navigation = '<div class="ngg-clear"></div>';
}
//we cannot use the key as index, cause it's filled with the pid
$index = 0;
foreach ($picturelist as $key => $picture) {
//needed for hidden images (THX to Sweigold for the main idea at : http://wordpress.org/support/topic/228743/ )
$picturelist[$key]->hidden = false;
$picturelist[$key]->style = $gallery->imagewidth;
if ($maxElement > 0 && $ngg_options['galHiddenImg']) {
if ($index < $start || $index > $start + $maxElement - 1) {
$picturelist[$key]->hidden = true;
$picturelist[$key]->style = $gallery->columns > 0 ? 'style="width:' . floor(100 / $gallery->columns) . '%;display: none;"' : 'style="display: none;"';
}
$index++;
}
// get the effect code
if ($galleryID) {
$thumbcode = $ngg_options['galImgBrowser'] ? '' : $picture->get_thumbcode('set_' . $galleryID);
} else {
$thumbcode = $ngg_options['galImgBrowser'] ? '' : $picture->get_thumbcode(get_the_title());
}
// create link for imagebrowser and other effects
$args['nggpage'] = empty($nggpage) || $template != 'carousel' ? false : $nggpage;
// only needed for carousel mode
$args['pid'] = $ngg_options['usePermalinks'] ? $picture->image_slug : $picture->pid;
$picturelist[$key]->pidlink = $nggRewrite->get_permalink($args);
// generate the thumbnail size if the meta data available
if (isset($picturelist[$key]->meta_data['thumbnail']) && is_array($size = $picturelist[$key]->meta_data['thumbnail'])) {
$thumbsize = 'width="' . $size['width'] . '" height="' . $size['height'] . '"';
}
// choose link between imagebrowser or effect
$link = $ngg_options['galImgBrowser'] ? $picturelist[$key]->pidlink : $picture->imageURL;
// bad solution : for now we need the url always for the carousel, should be reworked in the future
$picturelist[$key]->url = $picture->imageURL;
// add a filter for the link
$picturelist[$key]->imageURL = apply_filters('ngg_create_gallery_link', $link, $picture);
$picturelist[$key]->thumbnailURL = $picture->thumbURL;
$picturelist[$key]->size = $thumbsize;
$picturelist[$key]->thumbcode = $thumbcode;
$picturelist[$key]->caption = empty($picture->description) ? ' ' : html_entity_decode(stripslashes(nggGallery::i18n($picture->description, 'pic_' . $picture->pid . '_description')));
$picturelist[$key]->description = empty($picture->description) ? ' ' : htmlspecialchars(stripslashes(nggGallery::i18n($picture->description, 'pic_' . $picture->pid . '_description')));
$picturelist[$key]->alttext = empty($picture->alttext) ? ' ' : htmlspecialchars(stripslashes(nggGallery::i18n($picture->alttext, 'pic_' . $picture->pid . '_alttext')));
// filter to add custom content for the output
$picturelist[$key] = apply_filters('ngg_image_object', $picturelist[$key], $picture->pid);
//check if $pid is in the array
if ($picture->pid == $pid) {
$current_pid = $picturelist[$key];
}
}
reset($picturelist);
//for paged galleries, take the first image in the array if it's not in the list
$current_pid = empty($current_pid) ? current($picturelist) : $current_pid;
// look for gallery-$template.php or pure gallery.php
$filename = empty($template) ? 'gallery' : 'gallery-' . $template;
//filter functions for custom addons
$gallery = apply_filters('ngg_gallery_object', $gallery, $galleryID);
$picturelist = apply_filters('ngg_picturelist_object', $picturelist, $galleryID);
//additional navigation links
$next = empty($nggNav->next) ? false : $nggNav->next;
$prev = empty($nggNav->prev) ? false : $nggNav->prev;
// create the output
$out = nggGallery::capture($filename, array('gallery' => $gallery, 'images' => $picturelist, 'pagination' => $navigation, 'current' => $current_pid, 'next' => $next, 'prev' => $prev));
// apply a filter after the output
$out = apply_filters('ngg_gallery_output', $out, $picturelist);
return $out;
}
function load_scripts()
{
// if you don't want that NGG load the scripts, add this constant
if (defined('NGG_SKIP_LOAD_SCRIPTS')) {
return;
}
// activate Thickbox
if ($this->options['thumbEffect'] == 'thickbox') {
wp_enqueue_script('thickbox');
// Load the thickbox images after all other scripts
add_action('wp_footer', array(&$this, 'load_thickbox_images'), 11);
}
// activate modified Shutter reloaded if not use the Shutter plugin
if ($this->options['thumbEffect'] == "shutter" && !function_exists('srel_makeshutter')) {
wp_register_script('shutter', NGGALLERY_URLPATH . 'shutter/shutter-reloaded.js', false, '1.3.3');
wp_localize_script('shutter', 'shutterSettings', array('msgLoading' => __('L O A D I N Ghello', 'nggallery'), 'msgClose' => __('Click to Close', 'nggallery'), 'imageCount' => '1'));
wp_enqueue_script('shutter');
}
// required for the slideshow
if (NGGALLERY_IREXIST == true && $this->options['enableIR'] == '1' && nggGallery::detect_mobile_phone() === false) {
wp_enqueue_script('swfobject', NGGALLERY_URLPATH . 'admin/js/swfobject.js', FALSE, '2.2');
} else {
wp_register_script('jquery-cycle', NGGALLERY_URLPATH . 'js/jquery.cycle.all.min.js', array('jquery'), '2.9995');
wp_enqueue_script('ngg-slideshow', NGGALLERY_URLPATH . 'js/ngg.slideshow.min.js', array('jquery-cycle'), '1.06');
}
// Load AJAX navigation script, works only with shutter script as we need to add the listener
if ($this->options['galAjaxNav']) {
if ($this->options['thumbEffect'] == "shutter" || function_exists('srel_makeshutter')) {
wp_enqueue_script('ngg_script', NGGALLERY_URLPATH . 'js/ngg.js', array('jquery'), '2.1');
wp_localize_script('ngg_script', 'ngg_ajax', array('path' => NGGALLERY_URLPATH, 'callback' => trailingslashit(home_url()) . 'index.php?callback=ngg-ajax', 'loading' => __('loading', 'nggallery')));
}
}
// If activated, add PicLens/Cooliris javascript to footer
if ($this->options['usePicLens']) {
nggMediaRss::add_piclens_javascript();
}
}
/**
* Get the XML <rss> node
*/
function get_mrss_root_node($title, $description, $link, $prev_link, $next_link, $images)
{
if ($prev_link != '' || $next_link != '') {
$out = "<rss version='2.0' xmlns:media='http://search.yahoo.com/mrss/' xmlns:atom='http://www.w3.org/2005/Atom'>\n";
} else {
$out = "<rss version='2.0' xmlns:media='http://search.yahoo.com/mrss/'>\n";
}
$out .= "\t<channel>\n";
$out .= nggMediaRss::get_generator_mrss_node();
$out .= nggMediaRss::get_title_mrss_node($title);
$out .= nggMediaRss::get_description_mrss_node($description);
$out .= nggMediaRss::get_link_mrss_node($link);
if ($prev_link != '' || $next_link != '') {
$out .= nggMediaRss::get_self_node(nggMediaRss::get_mrss_url());
}
if ($prev_link != '') {
$out .= nggMediaRss::get_previous_link_mrss_node($prev_link);
}
if ($next_link != '') {
$out .= nggMediaRss::get_next_link_mrss_node($next_link);
}
foreach ($images as $image) {
$out .= nggMediaRss::get_image_mrss_node($image);
}
$out .= "\t</channel>\n";
$out .= "</rss>\n";
return $out;
}
/**
* Load scripts depending options defined
* 20150106: Added js for Qunit
* 20150107: jquery is almost mandatory... Should it be enqueued only when lightbox is activated?
*/
function load_scripts()
{
// if you want to prevent Nextcellent load the scripts (for testing or development purposes), add this constant
if (defined('NGG_SKIP_LOAD_SCRIPTS')) {
return;
}
// activate Thickbox
if ($this->options['thumbEffect'] == 'thickbox') {
wp_enqueue_script('thickbox');
// Load the thickbox images after all other scripts
add_action('wp_footer', array(&$this, 'load_thickbox_images'), 11);
}
// activate jquery.lightbox
if ($this->options['thumbEffect'] == 'lightbox') {
wp_enqueue_script('jquery');
}
// activate modified Shutter reloaded if not use the Shutter plugin
if ($this->options['thumbEffect'] == "shutter" && !function_exists('srel_makeshutter')) {
wp_register_script('shutter', NGGALLERY_URLPATH . 'shutter/shutter-reloaded.js', false, '1.3.3');
wp_localize_script('shutter', 'shutterSettings', array('msgLoading' => __('L O A D I N G', 'nggallery'), 'msgClose' => __('Click to Close', 'nggallery'), 'imageCount' => '1'));
wp_enqueue_script('shutter');
}
// required for the slideshow
if (NGGALLERY_IREXIST == true && $this->options['enableIR'] == '1' && nggGallery::detect_mobile_phone() === false) {
wp_enqueue_script('swfobject');
} else {
wp_enqueue_script('owl', NGGALLERY_URLPATH . 'js/owl.carousel.min.js', array('jquery'), '2');
}
// Load AJAX navigation script, works only with shutter script as we need to add the listener
if ($this->options['galAjaxNav']) {
if ($this->options['thumbEffect'] == "shutter" || function_exists('srel_makeshutter')) {
wp_enqueue_script('ngg_script', NGGALLERY_URLPATH . 'js/ngg.js', array('jquery', 'jquery-ui-tooltip'), '2.1');
wp_localize_script('ngg_script', 'ngg_ajax', array('path' => NGGALLERY_URLPATH, 'callback' => trailingslashit(home_url()) . 'index.php?callback=ngg-ajax', 'loading' => __('loading', 'nggallery')));
}
}
// If activated, add PicLens/Cooliris javascript to footer
if ($this->options['usePicLens']) {
nggMediaRss::add_piclens_javascript();
}
// Added Qunit for javascript unit testing
$nxc = isset($_GET['nextcellent']) ? $_GET['nextcellent'] : "";
if ($nxc) {
wp_enqueue_script("qunit-init", NGGALLERY_URLPATH . "js/nxc.main.js", array('jquery'));
//main q-unit call
wp_enqueue_script("qunit", NGGALLERY_URLPATH . "js/qunit-1.16.0.js", array('jquery'));
//qunit core
wp_enqueue_script("nextcellent-test", NGGALLERY_URLPATH . "js/nxc.test.js", array('jquery'));
//unit testing specific for nextcellent
}
}
$next_gallery = next($galleries);
}
$rss = nggMediaRss::get_gallery_mrss($gallery, $prev_gallery, $next_gallery);
} else {
if ($mode == 'album') {
// Get additional parameters
$aid = isset($_GET['aid']) ? (int) $_GET['aid'] : 0;
if ($aid == 0) {
header('content-type:text/plain;charset=utf-8');
_e("No album ID has been provided as parameter", "nggallery");
exit;
}
// Get the album object
$album = nggdb::find_album($aid);
if (!isset($album) || $album == null) {
header('content-type:text/plain;charset=utf-8');
echo sprintf(__("The album ID=%s does not exist.", "nggallery"), intval($aid));
exit;
}
$rss = nggMediaRss::get_album_mrss($album);
} else {
header('content-type:text/plain;charset=utf-8');
echo __('Invalid MediaRSS command', 'nggallery');
exit;
}
}
}
// Output header for media RSS
header("content-type:text/xml;charset=utf-8");
echo "<?xml version='1.0' encoding='UTF-8' standalone='yes'?>\n";
echo $rss;
/**
* Build a gallery output
*
* @access internal
* @param array $picturelist
* @param bool $galleryID, if you supply a gallery ID, you can add a slideshow link
* @param string $template (optional) name for a template file, look for gallery-$template
* @return the content
*/
function nggCreateGallery($picturelist, $galleryID = false, $template = '')
{
global $nggRewrite;
$ngg_options = nggGallery::get_option('ngg_options');
// $_GET from wp_query
$nggpage = get_query_var('nggpage');
$pageid = get_query_var('pageid');
if (!is_array($picturelist)) {
$picturelist = array($picturelist);
}
$gallery = new stdclass();
$gallery->ID = (int) $galleryID;
$gallery->show_slideshow = false;
$maxElement = $ngg_options['galImages'];
$thumbwidth = $ngg_options['thumbwidth'];
$thumbheight = $ngg_options['thumbheight'];
// set thumb size
$thumbsize = '';
if ($ngg_options['thumbfix']) {
$thumbsize = 'width="' . $thumbwidth . '" height="' . $thumbheight . '"';
}
if ($ngg_options['thumbcrop']) {
$thumbsize = 'width="' . $thumbwidth . '" height="' . $thumbwidth . '"';
}
// show slideshow link
if ($galleryID) {
if ($ngg_options['galShowSlide'] and NGGALLERY_IREXIST) {
$gallery->show_slideshow = true;
$gallery->slideshow_link = $nggRewrite->get_permalink(array('show' => "slide"));
$gallery->slideshow_link_text = $ngg_options['galTextSlide'];
}
if ($ngg_options['usePicLens']) {
$gallery->show_piclens = true;
$gallery->piclens_link = "javascript:PicLensLite.start({feedUrl:'" . htmlspecialchars(nggMediaRss::get_gallery_mrss_url($gallery->ID)) . "'});";
}
}
// check for page navigation
if ($maxElement > 0) {
if (!is_home() || $pageid == get_the_ID()) {
if (!empty($nggpage)) {
$page = (int) $nggpage;
} else {
$page = 1;
}
} else {
$page = 1;
}
$start = $offset = ($page - 1) * $maxElement;
$total = count($picturelist);
// remove the element if we didn't start at the beginning
if ($start > 0) {
array_splice($picturelist, 0, $start);
}
// return the list of images we need
array_splice($picturelist, $maxElement);
$navigation = nggGallery::create_navigation($page, $total, $maxElement);
} else {
$navigation = '<div class="ngg-clear"> </div>';
}
//var_dump($picturelist);
foreach ($picturelist as $key => $picture) {
// choose link between imagebrowser or effect
$link = $ngg_options['galImgBrowser'] ? $nggRewrite->get_permalink(array('pid' => $picture->pid)) : $picture->imageURL;
// get the effect code
if ($galleryID) {
$thumbcode = $ngg_options['galImgBrowser'] ? '' : $picture->get_thumbcode($picturelist[0]->name);
} else {
$thumbcode = $ngg_options['galImgBrowser'] ? '' : $picture->get_thumbcode(get_the_title());
}
// add a filter for the link
$picturelist[$key]->imageURL = apply_filters('ngg_create_gallery_link', $link, $picture);
$picturelist[$key]->thumbnailURL = $picture->thumbURL;
$picturelist[$key]->size = $thumbsize;
$picturelist[$key]->thumbcode = $thumbcode;
$picturelist[$key]->description = empty($picture->description) ? ' ' : stripslashes($picture->description);
$picturelist[$key]->alttext = empty($picture->alttext) ? ' ' : stripslashes($picture->alttext);
}
// look for gallery-$template.php or pure gallery.php
$filename = empty($template) ? 'gallery' : 'gallery-' . $template;
// create the output
$out = nggGallery::capture($filename, array('gallery' => $gallery, 'images' => $picturelist, 'pagination' => $navigation));
// apply a filter after the output
$out = apply_filters('ngg_gallery_output', $out, $picturelist);
return $out;
}
/**
* Function to render the widget
*/
function render_widget($args, $widget_args = 1)
{
global $ngg_mrssw_plugin;
$ngg_options = nggGallery::get_option('ngg_options');
// Get the options
extract($args, EXTR_SKIP);
if (is_numeric($widget_args)) {
$widget_args = array('number' => $widget_args);
}
$widget_args = wp_parse_args($widget_args, array('number' => -1));
extract($widget_args, EXTR_SKIP);
$title = empty($this->options[$number]['widget_title']) ? __('Media RSS', 'nggallery') : $this->options[$number]['widget_title'];
$show_global_mrss = $this->options[$number]['show_global_mrss'];
$show_icon = $this->options[$number]['show_icon'];
// Compat reason for settings pre V1.4.X
$show_icon = empty($this->options[$number]['mrss_icon_url']) ? $show_icon : true;
$mrss_text = stripslashes($this->options[$number]['mrss_text']);
$mrss_title = strip_tags(stripslashes($this->options[$number]['mrss_title']));
echo '<!-- NextGen Gallery Media RSS -->';
echo $before_widget;
echo $before_title . $title . $after_title;
echo "<ul class='ngg-media-rss-widget'>\n";
if ($show_global_mrss) {
echo " <li>";
echo $this->get_mrss_link(nggMediaRss::get_mrss_url(), $show_icon, stripslashes($mrss_title), stripslashes($mrss_text), $ngg_options['usePicLens']);
echo "</li>\n";
}
echo "</ul>\n";
echo $after_widget;
echo '<!-- /NextGen Gallery Media RSS -->';
}
<?php
echo $before_widget . $before_title . $title . $after_title;
?>
<ul class='ngg-media-rss-widget'>
<?php
if ($instance['show_global_mrss']) {
?>
<li>
<?php
echo $self->get_mrss_link(nggMediaRss::get_mrss_url(), $instance['show_icon'], strip_tags(stripslashes($instance['mrss_title'])), stripslashes($instance['mrss_text']), $settings->usePicLens);
?>
</li>
<?php
}
?>
</ul>
<?php
echo $after_widget;
