/**
* Returns the HTML for the public slide
*
* @return string slide html
*/
protected function get_public_slide()
{
// get the image url (and handle cropping)
$imageHelper = new MetaSliderImageHelper($this->slide->ID, $this->settings['width'], $this->settings['height'], isset($this->settings['smartCrop']) ? $this->settings['smartCrop'] : 'false');
$thumb = $imageHelper->get_image_url();
// store the slide details
$slide = array('id' => $this->slide->ID, 'thumb' => $thumb, 'url' => __(get_post_meta($this->slide->ID, 'ml-slider_url', true)), 'alt' => __(get_post_meta($this->slide->ID, '_wp_attachment_image_alt', true)), 'target' => get_post_meta($this->slide->ID, 'ml-slider_new_window', true) ? '_blank' : '_self', 'caption' => __(html_entity_decode($this->slide->post_excerpt, ENT_NOQUOTES, 'UTF-8')), 'caption_raw' => __($this->slide->post_excerpt), 'class' => "slider-{$this->slider->ID} slide-{$this->slide->ID}", 'rel' => "", 'data-thumb' => "");
// fix slide URLs
if (strpos($slide['url'], 'www.') === 0) {
$slide['url'] = 'http://' . $slide['url'];
}
$slide = apply_filters('metaslider_image_slide_attributes', $slide, $this->slider->ID, $this->settings);
// return the slide HTML
switch ($this->settings['type']) {
case "coin":
return $this->get_coin_slider_markup($slide);
case "flex":
return $this->get_flex_slider_markup($slide);
case "nivo":
return $this->get_nivo_slider_markup($slide);
case "responsive":
return $this->get_responsive_slides_markup($slide);
default:
return $this->get_flex_slider_markup($slide);
}
}
/**
* Get the thumbnail for the slide
*/
public function get_thumb()
{
$imageHelper = new MetaSliderImageHelper($this->slide->ID, 150, 150, 'false');
return $imageHelper->get_image_url();
}
/**
* Loop through the posts and build an array of slide HTML.
*
* @return array
*/
protected function get_public_slide()
{
$slider_settings = get_post_meta($this->slider->ID, 'ml-slider_settings', true);
$the_query = new WP_Query($this->get_post_args());
$slides = array();
while ($the_query->have_posts()) {
$the_query->the_post();
$id = get_post_thumbnail_id($the_query->post->ID);
if ($override_id = get_post_meta($the_query->post->ID, 'metaslider_post_feed_image', true)) {
if (wp_attachment_is_image($override_id)) {
$id = $override_id;
}
}
$thumb = false;
if ($id > 0) {
// initialise the image helper
$imageHelper = new MetaSliderImageHelper($id, $slider_settings['width'], $slider_settings['height'], isset($slider_settings['smartCrop']) ? $slider_settings['smartCrop'] : 'false');
$thumb = $imageHelper->get_image_url();
}
// go on to the next slide if we encounter an error
if (is_wp_error($thumb) || !$thumb) {
continue;
}
$selected_url_type = isset($this->slide_settings['link_to']) ? $this->slide_settings['link_to'] : 'slug';
switch ($selected_url_type) {
case "slug":
$url = get_permalink();
break;
case "disabled":
$url = "";
break;
default:
$url = get_post_meta($the_query->post->ID, $selected_url_type, true);
}
$caption = $this->render_custom_template();
$caption = apply_filters("metaslider_post_feed_caption", $caption, $this->slider->ID, $slider_settings, $the_query->post);
$caption = do_shortcode($caption);
$image_id = get_post_thumbnail_id($the_query->post->ID);
$slide = array('id' => $image_id, 'thumb' => $thumb, 'width' => $this->settings['width'], 'height' => $this->settings['height'], 'class' => "slider-{$this->slider->ID} slide-{$this->slide->ID} post-{$the_query->post->ID} ms-postfeed", 'url' => $url, 'title' => "", 'alt' => get_post_meta(get_post_thumbnail_id($the_query->post->ID), "_wp_attachment_image_alt", true), 'target' => "_self", 'caption' => html_entity_decode($caption, ENT_NOQUOTES, 'UTF-8'), 'caption_raw' => $caption, 'excerpt' => get_the_excerpt(), 'rel' => "");
$slide = apply_filters('metaslider_post_feed_slide_attributes', $slide, $this->slider->ID, $slider_settings);
switch ($slider_settings['type']) {
case "coin":
$slides[] = $this->get_coin_slider_markup($slide, $the_query->post->ID);
break;
case "flex":
$slides[] = $this->get_flex_slider_markup($slide, $the_query->post->ID);
break;
case "nivo":
$slides[] = $this->get_nivo_slider_markup($slide, $the_query->post->ID);
break;
case "responsive":
$slides[] = $this->get_responsive_slides_markup($slide, $the_query->post->ID);
break;
}
}
wp_reset_query();
return $slides;
}
/**
* Add a 'data-thumb' attribute to the nivo slider <img>
*
* @param array $attributes - image attributes
* @param integer $slide - slide data
* @param array $slider_id - slideshow ID
*
* @return array
*/
public function add_nivo_data_thumb_attribute($attributes, $slide, $slider_id)
{
$settings = get_post_meta($slider_id, 'ml-slider_settings', true);
if ($settings['navigation'] === 'thumbs') {
// generate thumbnail
$imageHelper = new MetaSliderImageHelper($slide['id'], $settings['thumb_width'], $settings['thumb_height'], 'false');
$attributes['data-thumb'] = $imageHelper->get_image_url();
// for external slides, just use the external url
$type = get_post_meta($slide['id'], 'ml-slider_type', true);
if ($type == 'external') {
$attributes['data-thumb'] = get_post_meta($slide_id, 'ml-slider_extimgurl', true);
}
}
return $attributes;
}
/**
* Return the background image markup for the slide
*/
private function slide_background()
{
$imageHelper = new MetaSliderImageHelper($this->slide->ID, $this->settings['width'], $this->settings['height'], isset($this->settings['smartCrop']) ? $this->settings['smartCrop'] : 'false');
$url = $imageHelper->get_image_url();
$slide = array('src' => $url, 'alt' => get_post_meta($this->slide->ID, '_wp_attachment_image_alt', true), 'title' => get_post_meta($this->slide->ID, 'ml-slider_title', true), 'class' => 'msDefaultImage', 'height' => $this->settings['height'], 'width' => $this->settings['width']);
$return = $this->build_image_tag($slide);
// video backgrounds
$webm = esc_attr(get_post_meta($this->slide->ID, 'ml-slider_webm', true));
$mp4 = esc_attr(get_post_meta($this->slide->ID, 'ml-slider_mp4', true));
if (strlen($webm) && strlen($mp4)) {
$return = $this->build_video_tag($webm, $mp4, $url) . $return;
}
return $return;
}
