/**
* Returns the singleton instance of the class.
*
* @since 1.0.0
*
* @return object The Soliloquy_Shortcode object.
*/
public static function get_instance()
{
if (!isset(self::$instance) && !self::$instance instanceof Soliloquy_Shortcode) {
self::$instance = new Soliloquy_Shortcode();
}
return self::$instance;
}
/**
* Internal method that returns all sliders created on the site.
*
* @since 1.0.0
*
* @return array|bool Array of slider data or false if none found.
*/
public function _get_sliders()
{
$sliders = get_posts(array('post_type' => 'any', 'no_found_rows' => true, 'cache_results' => false, 'nopaging' => true, 'fields' => 'ids', 'meta_query' => array(array('key' => '_sol_slider_data'))));
if (empty($sliders)) {
return false;
}
// Now loop through all the sliders found and only use sliders that have images in them.
$ret = array();
foreach ($sliders as $id) {
$data = get_post_meta($id, '_sol_slider_data', true);
if (empty($data['slider']) && 'default' == Soliloquy_Shortcode::get_instance()->get_config('type', $data) || 'dynamic' == Soliloquy_Shortcode::get_instance()->get_config('type', $data)) {
continue;
}
$ret[] = $data;
}
// Return the slider data.
return $ret;
}
/**
* Adds a Lightbox Theme CSS file to the array of stylesheets to be loaded, if
* the given slider data's config specifies a non-base theme
*
* @since 2.2.3
*
* @param array $stylesheets Stylesheets
* @param array $data Slider Data
* @return array Stylesheets
*/
function soliloquy_lightbox_theme($stylesheets, $data)
{
// Get instance
$instance = Soliloquy_Shortcode::get_instance();
// Get theme
$theme = $instance->get_config('lightbox_theme', $data);
// Check theme isn't base
if ('base' == $theme) {
return $stylesheets;
}
// Add stylesheet to array for loading
$stylesheets[] = array('id' => SOLILOQUY_LIGHTBOX_PLUGIN_SLUG . $theme . '-theme-style-css', 'href' => esc_url(add_query_arg('ver', SOLILOQUY_LIGHTBOX_PLUGIN_VERSION, plugins_url('themes/' . $theme . '/style.css', __FILE__))));
// Return
return $stylesheets;
}
/**
* Amends the image dimensions = carousel width and height
*
* Called when "Set Dimensions on Images" is enabled
*
* @since 2.1.4
*
* @param array $dimensions Width and Height Dimensions
* @param array $data Slider Data
* @return array Dimensions
*/
function soliloquy_carousel_image_dimensions($dimensions, $data)
{
// If there is no carousel, don't output anything.
$instance = Soliloquy_Shortcode::get_instance();
if (!$instance->get_config('carousel', $data)) {
return $dimensions;
}
// Change dimensions = carousel
$dimensions = array('width' => $instance->get_config('carousel_width', $data), 'height' => $instance->get_config('carousel_height', $data));
return $dimensions;
}
/**
* Retrieves the image data for a given NextGen Gallery ID
*
* @param array $dynamic_data Existing Dynamic Data Array
* @param int $id NextGen Gallery ID
* @param array $data Slider Configuration
* @return bool|array Array of data on success, false on failure
*/
public function get_nextgen_images($dynamic_data, $id, $data)
{
// Return false if the NextGen database class is not available.
if (!class_exists('nggdb')) {
return false;
}
// Get shortcode instance
$instance = Soliloquy_Shortcode::get_instance();
// Get NextGen Gallery ID
$nextgen_id = explode('-', $id);
$id = $nextgen_id[1];
// Get NextGen Gallery Objects
$nggdb = new nggdb();
$objects = apply_filters('soliloquy_dynamic_get_nextgen_image_data', $nggdb->get_gallery($id), $id);
// Return if no objects found
if (!$objects) {
return false;
}
// Build gallery
foreach ((array) $objects as $key => $object) {
// Depending on the NextGEN version, the structure of the object will vary
if (!isset($object->_ngiw)) {
// Get path for gallery
if (!isset($nextgen_gallery_path)) {
global $wpdb;
$nextgen_gallery_path = $wpdb->get_row($wpdb->prepare("SELECT path FROM {$wpdb->nggallery} WHERE gid = %d", $id));
}
$image = $object->_orig_image;
$image_url = get_bloginfo('url') . '/' . $nextgen_gallery_path->path . '/' . str_replace(' ', '%20', $image->filename);
} else {
$image = $object->_ngiw->_orig_image;
$image_url = get_bloginfo('url') . '/' . $image->path . '/' . str_replace(' ', '%20', $image->filename);
}
// Build image attributes to match Envira Gallery
$dynamic_data[$image->pid] = array('src' => $image_url, 'title' => isset($image->alttext) ? strip_tags(esc_attr($image->alttext)) : '', 'link' => '', 'alt' => isset($image->alttext) ? strip_tags(esc_attr($image->alttext)) : '', 'caption' => isset($image->description) ? $image->description : '');
// Set the link property based on $data variable.
$link = $instance->get_config('link', $data);
if ($link) {
if ('file' == $link || 'attachment' == $link) {
$dynamic_data[$image->pid]['link'] = isset($image_url) ? esc_url($image_url) : '';
}
}
}
return apply_filters('soliloquy_dynamic_nextgen_images', $dynamic_data, $objects, $id, $data);
}
/**
* Grabs JS and executes it for any uninitialised sliders on screen
*
* Used by soliloquyInitManually() JS function, which in turn is called
* by AJAX requests e.g. after an Infinite Scroll event.
*
* @since 1.0.0
*/
function init_sliders()
{
// Run a security check first.
check_ajax_referer('soliloquy-ajax-nonce', 'ajax_nonce');
// Check we have some slider IDs
if (!isset($_REQUEST['ids'])) {
die;
}
// Setup instance
$instance = Soliloquy_Shortcode::get_instance();
$base = Soliloquy::get_instance();
// Build JS for each slider
$js = '';
foreach ($_REQUEST['ids'] as $slider_id) {
// Get slider
$data = $base->get_slider($slider_id);
// If no slider found, skip
if (!$data) {
if (class_exists('Soliloquy_Dynamic_Common')) {
$dynamic_id = Soliloquy_Dynamic_Common::get_instance()->get_dynamic_id();
$defaults = get_post_meta($dynamic_id, '_sol_slider_data', true);
$data = $defaults;
$data['id'] = 'custom_' . $slider_id;
} else {
continue;
}
}
}
// Output JS
echo $js;
die;
}
/**
* Outputs the custom CSS to the specific slider.
*
* @since 1.0.0
*
* @param string $slider The HTML output for the slider.
* @param array $data Data for the slider.
* @return string $slider Amended slider HTML.
*/
function soliloquy_custom_css_output($slider, $data)
{
// If there is no style, return the default slider HTML.
$instance = Soliloquy_Shortcode::get_instance();
if (!$instance->get_config('custom_css', $data)) {
return $slider;
}
// Build out the custom CSS.
$style = '<style type="text/css">' . $instance->minify(html_entity_decode($data['config']['custom_css'])) . '</style>';
// Return the style prepended to the slider.
return $style . $slider;
}
/**
* Retrieves the caption for the specified post.
*
* @since 1.0.0
*
* @return string The caption to use for the slide.
*/
function get_caption($post, $data)
{
// Prepare variables.
$instance = Soliloquy_Shortcode::get_instance();
$output = '';
$title = false;
$above = false;
// Since our title is first, check to see if we should build that in first.
if ($instance->get_config('fc_post_title', $data)) {
if (!empty($post->post_title)) {
$title = true;
$output = apply_filters('soliloquy_fc_before_title', $output, $post, $data);
$output .= '<h2 class="soliloquy-fc-title">';
// Possibly link the title.
if ($instance->get_config('fc_post_title_link', $data)) {
$output .= '<a class="soliloquy-fc-title-link" href="' . get_permalink($post->ID) . '" title="' . esc_attr($post->post_title) . '">' . $post->post_title . '</a>';
} else {
$output .= $post->post_title;
}
$output .= '</h2>';
$output = apply_filters('soliloquy_fc_after_title', $output, $post, $data);
}
}
// Now that we have built our title, let's possibly build out our caption.
$content = $instance->get_config('fc_content_type', $data);
// If the post excerpt, build out the post excerpt caption.
if ('post_excerpt' == $content) {
if (!empty($post->post_excerpt)) {
$above = true;
$output = apply_filters('soliloquy_fc_before_caption', $output, $post, $data);
$excerpt = apply_filters('soliloquy_fc_post_excerpt', $post->post_excerpt, $post, $data);
$output .= '<div class="soliloquy-fc-content' . ($title ? ' soliloquy-fc-title-above' : '') . '"><p>' . $excerpt;
$output = apply_filters('soliloquy_fc_after_caption', $output, $post, $data);
}
}
// If the post content, build out the post content caption.
if ('post_content' == $content) {
if (!empty($post->post_content)) {
$above = true;
$output = apply_filters('soliloquy_fc_before_caption', $output, $post, $data);
// Strip shortcodes to prevent recursion
$pcontent = strip_shortcodes($post->post_content);
// Get Post Content as HTML or Plain Text
if ($instance->get_config('fc_content_html', $data)) {
// HTML
// Strip images
$pattern = '/<img[^>]*src="([^"]*)[^>]*>/i';
preg_match_all($pattern, $pcontent, $matches);
$images = $matches[1];
$pcontent = preg_replace($pattern, '', $pcontent);
$pcontent = Soliloquy_Featured_Content_Truncate_HTML::truncateWords($pcontent, $instance->get_config('fc_content_length', $data), $instance->get_config('fc_content_ellipses', $data) ? '...' : '');
} else {
// Plain Text
$pcontent = wp_trim_words($pcontent, $instance->get_config('fc_content_length', $data), $instance->get_config('fc_content_ellipses', $data) ? '...' : '');
}
// Filter
$pcontent = apply_filters('soliloquy_fc_post_content', $pcontent, $post, $data);
$output .= '<div class="soliloquy-fc-content' . ($title ? ' soliloquy-fc-title-above' : '') . '"><p>' . $pcontent;
$output = apply_filters('soliloquy_fc_after_caption', $output, $post, $data);
}
}
// Possibly display the read more link.
if ($instance->get_config('fc_read_more', $data)) {
$output = apply_filters('soliloquy_fc_before_read_more', $output, $post, $data);
$readmo = apply_filters('soliloquy_fc_read_more', ' <a class="soliloquy-fc-read-more' . ($above ? ' soliloquy-fc-content-above' : '') . '" href="' . get_permalink($post->ID) . '" title="' . esc_attr($post->post_title) . '">' . $instance->get_config('fc_read_more_text', $data) . '</a>', $post, $data);
$output .= 'post_excerpt' == $content && !empty($post->post_excerpt) || 'post_content' == $content && !empty($post->post_content) ? $readmo . '</p></div>' : $readmo;
$output = apply_filters('soliloquy_fc_after_read_more', $output, $post, $data);
}
// If the output is not empty, wrap it in our caption wrapper.
if (!empty($output)) {
$output = '<div class="soliloquy-fc-caption">' . $output . '</div>';
}
// Return and apply a filter to the caption.
return apply_filters('soliloquy_fc_caption', $output, $post, $data);
}
/**
* Grabs JS and executes it for any uninitialised sliders on screen
*
* Used by soliloquyInitManually() JS function, which in turn is called
* by AJAX requests e.g. after an Infinite Scroll event.
*
* @since 1.0.0
*/
function soliloquy_ajax_init_sliders()
{
// Run a security check first.
check_ajax_referer('soliloquy-ajax-nonce', 'ajax_nonce');
// Check we have some slider IDs
if (!isset($_REQUEST['ids'])) {
die;
}
// Setup instance
$instance = Soliloquy_Shortcode::get_instance();
$base = Soliloquy::get_instance();
// Build JS for each slider
$js = '';
foreach ($_REQUEST['ids'] as $slider_id) {
// Get slider
$data = $base->get_slider($slider_id);
// If no slider found, skip
if (!$data) {
continue;
}
// Build JS for this slider
$js .= $instance->slider_init_single($data, true);
}
// Output JS
echo $js;
die;
}
