/**
* Get the XML <rss> node corresponding to a gallery
*
* @param $gallery (object) The gallery to include in RSS
* @param $prev_gallery (object) The previous gallery to link in RSS (null if none)
* @param $next_gallery (object) The next gallery to link in RSS (null if none)
*/
function get_gallery_mrss($gallery, $prev_gallery = null, $next_gallery = null)
{
$ngg_options = nggGallery::get_option('ngg_options');
//Set sort order value, if not used (upgrade issue)
$ngg_options['galSort'] = $ngg_options['galSort'] ? $ngg_options['galSort'] : 'pid';
$ngg_options['galSortDir'] = $ngg_options['galSortDir'] == 'DESC' ? 'DESC' : 'ASC';
$title = stripslashes(M_I18N::translate($gallery->title));
$description = stripslashes(M_I18N::translate($gallery->galdesc));
$link = nggMediaRss::get_permalink($gallery->pageid);
$prev_link = $prev_gallery != null ? nggMediaRss::get_gallery_mrss_url($prev_gallery->gid, true) : '';
$next_link = $next_gallery != null ? nggMediaRss::get_gallery_mrss_url($next_gallery->gid, true) : '';
$images = nggdb::get_gallery($gallery->gid, $ngg_options['galSort'], $ngg_options['galSortDir']);
return nggMediaRss::get_mrss_root_node($title, $description, $link, $prev_link, $next_link, $images);
}
/**
* 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;
}
/**
* Get the XML <rss> node corresponding to a gallery
*
* @param $gallery (object) The gallery to include in RSS
* @param $prev_gallery (object) The previous gallery to link in RSS (null if none)
* @param $next_gallery (object) The next gallery to link in RSS (null if none)
*/
static function get_gallery_mrss($gallery, $prev_gallery = null, $next_gallery = null)
{
global $nggdb;
$ngg_options = nggGallery::get_option('ngg_options');
//Set sort order value, if not used (upgrade issue)
$ngg_options['galSort'] = $ngg_options['galSort'] ? $ngg_options['galSort'] : 'pid';
$ngg_options['galSortDir'] = $ngg_options['galSortDir'] == 'DESC' ? 'DESC' : 'ASC';
$title = stripslashes(nggGallery::i18n($gallery->title));
$description = stripslashes(nggGallery::i18n($gallery->galdesc));
$link = nggMediaRss::get_permalink($gallery->pageid);
$prev_link = $prev_gallery != null ? nggMediaRss::get_gallery_mrss_url($prev_gallery->gid, true) : '';
$next_link = $next_gallery != null ? nggMediaRss::get_gallery_mrss_url($next_gallery->gid, true) : '';
//20140106:shouldn't call it statically when is not...
//$images = nggdb::get_gallery($gallery->gid, $ngg_options['galSort'], $ngg_options['galSortDir']);
$images = $nggdb->get_gallery($gallery->gid, $ngg_options['galSort'], $ngg_options['galSortDir']);
return nggMediaRss::get_mrss_root_node($title, $description, $link, $prev_link, $next_link, $images);
}
/**
* 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;
}
