File: /home/hanode/public_html/wp-content/plugins/ml-slider/inc/slide/metaslide.image.class.php
<?php
if (!defined('ABSPATH')) {
die('No direct access.');
}
/**
* Generic Slider super class. Extended by library specific classes.
*/
class MetaImageSlide extends MetaSlide
{
/**
* Slide type
*
* @var string
*/
public $identifier = 'image';
/**
* Register slide type
*/
public function __construct()
{
parent::__construct();
add_filter('metaslider_get_image_slide', array($this, 'get_slide' ), 10, 2);
add_filter('metaslider_html_purifier_config', array($this, 'html_purifier_config'));
add_action('metaslider_save_image_slide', array($this, 'save_slide' ), 5, 3);
add_action('wp_ajax_create_image_slide', array($this, 'ajax_create_image_slides'));
add_action('wp_ajax_resize_image_slide', array($this, 'ajax_resize_slide'));
add_action('wp_ajax_crop_position_image_slide', array($this, 'ajax_crop_position_image_slide'));
add_action('wp_ajax_duplicate_slide', array( $this, 'ajax_duplicate_slide' ));
}
/**
* Creates one or more slide.
* Currently this is used via an ajax call, but plans to keep this only called
* by PHP methods, such as in an import situation.
*
* @param int $slideshow_id The id of the slider
* @param array $data The data information for the new slide
*
* @return array | WP_error The status message and if success, an array of slide ids
*/
public function create_slides($slideshow_id, $data)
{
$errors = array();
$slides = array();
foreach ($data as $slide_data) {
// TODO check type and create slides based on that type
// $method = 'create_' . $slide['type'] . '_slide';
// $this->slider->add_slide($this->{$method}());
$result = $this->add_slide($slideshow_id, $slide_data);
if (is_wp_error($result)) {
array_push($errors, $result);
} else {
array_push($slides, $result);
}
}
// We don't bail on an error, so we need to send back a list of errors, if any
if (count($errors)) {
$error_response = new WP_Error('create_failed', 'We experienced some errors while adding slides.', array('status' => 409));
foreach ($errors as $message) {
$error_response->add('create_failed', $message, array('status' => 409));
}
return $error_response;
}
return $slides;
}
/**
* Adds a single slide.
* TODO refactor and put this in a Slider class
*
* @param int $slideshow_id The id of the slider
* @param array $data The data information for the new slide
*
* @return array | WP_Error The slide_id and html content
*/
public function add_slide($slideshow_id, $data)
{
// For now this only handles images, so check it's an image
if (!wp_attachment_is_image($data['id'])) {
// TODO this is the old way to handle errors
// Remove this later and handle errors using data returns
//echo '<tr><td colspan="2">ID: ' . esc_html($data['id']) . ' "' . esc_html(get_the_title($data['id'])) . '" - ' . esc_html__("Failed to add slide. Slide is not an image.", 'ml-slider') . "</td></tr>";
return new WP_Error('create_failed', __('This isn\'t a valid image format. Please try again.', 'ml-slider'), array('status' => 409));
}
$slide_id = $this->insert_slide($data['id'], $data['type'], $slideshow_id);
if (is_wp_error($slide_id)) {
return $slide_id;
}
// TODO refactor these and investigate why they are needed (legacy?)
$this->set_slide($slide_id);
$this->set_slider($slideshow_id);
$this->tag_slide_to_slider();
// set default inherit values
$this->set_field_inherited('title', true);
$this->set_field_inherited('alt', true);
// TODO investigate if this is really needed
$this->settings['width'] = 0;
$this->settings['height'] = 0;
// Return the html object
return array('slide_id' => $slide_id, 'html' => $this->get_admin_slide());
}
/**
* Ajax wrapper to create multiple slides.
* TODO: deprecate this in favor of only allowing single slide creation
*
* @return string The status message and if success, the count of slides added
*/
public function ajax_create_image_slides()
{
if (! isset($_REQUEST['_wpnonce']) || ! wp_verify_nonce(sanitize_key($_REQUEST['_wpnonce']), 'metaslider_create_slide')) {
wp_send_json_error(array(
'message' => __('The security check failed. Please refresh the page and try again.', 'ml-slider')
), 401);
}
$capability = apply_filters('metaslider_capability', MetaSliderPlugin::DEFAULT_CAPABILITY_EDIT_SLIDES);
if (! current_user_can($capability)) {
wp_send_json_error(
[
'message' => __('Access denied. Sorry, you do not have permission to complete this task.', 'ml-slider')
],
403
);
}
if (! isset($_POST['slider_id']) || ! isset($_POST['selection'])) {
wp_send_json_error(
[
'message' => __('Bad request', 'ml-slider'),
],
400
);
}
$capability = apply_filters('metaslider_capability', MetaSliderPlugin::DEFAULT_CAPABILITY_EDIT_SLIDES);
if (! current_user_can($capability)) {
wp_send_json_error(
[
'message' => __('Access denied. Sorry, you do not have permission to complete this task.', 'ml-slider')
],
403
);
}
if(empty($_POST['slider_id'])) {
$slider_id = MetaSlider_Slideshows::create();
} else {
$slider_id = absint($_POST['slider_id']);
}
$slides = $this->create_slides(
$slider_id,
array_map(array($this, 'make_image_slide_data'), $_POST['selection']) // phpcs:ignore WordPress.Security.ValidatedSanitizedInput.InputNotSanitized
);
if (is_wp_error($slides)) {
wp_send_json_error(array(
'messages' => $slides->get_error_messages()
), 409);
}
if(empty($_POST['slider_id'])) {
$response = $slider_id;
} else {
$response = $slides;
}
wp_send_json_success($response, 200);
}
/**
* Adds the type and image id to an array
*
* @param int $image_id Image ID
* @return array
*/
public function make_image_slide_data($image_id)
{
return array(
'type' => 'image',
'id' => absint($image_id)
);
}
/**
* Updates the slide data.
*
* @param int $slide_id The id of the slide being updated
* @param int $image_id The id of the new image to use
* @param int $slideshow_id The id of the slideshow
*
* @return array|WP_error The status message and if success, details
*/
public function update_slide($slide_id, $image_id, $slideshow_id = null)
{
// Currently only the image
$image_data = $this->update_slide_image($slide_id, $image_id, $slideshow_id);
if (is_wp_error($image_data)) {
return $image_data;
}
return array(
'image' => $image_data
);
}
/**
* Ajax wrapper to create new cropped images.
*
* @return string The status message
*/
public function ajax_resize_slide()
{
if (! isset($_REQUEST['_wpnonce']) || ! wp_verify_nonce(sanitize_key($_REQUEST['_wpnonce']), 'metaslider_resize')) {
wp_send_json_error(array(
'message' => __('The security check failed. Please refresh the page and try again.', 'ml-slider')
), 401);
}
$capability = apply_filters('metaslider_capability', MetaSliderPlugin::DEFAULT_CAPABILITY_EDIT_SLIDES);
if (! current_user_can($capability)) {
wp_send_json_error(
[
'message' => __('Access denied. Sorry, you do not have permission to complete this task.', 'ml-slider')
],
403
);
}
if (! isset($_POST['slider_id']) || ! isset($_POST['slide_id'])) {
wp_send_json_error(
[
'message' => __('Bad request', 'ml-slider'),
],
400
);
}
$slideshow_id = absint($_POST['slider_id']);
$slide_id = absint($_POST['slide_id']);
$settings = get_post_meta($slideshow_id, 'ml-slider_settings', true);
if (empty($settings) || !is_array($settings)) {
$settings = array();
}
$result = $this->resize_slide($slide_id, $slideshow_id, $settings);
do_action("metaslider_ajax_resize_image_slide", $slide_id, $slideshow_id, $settings);
if (is_wp_error($result)) {
wp_send_json_error(array(
'messages' => $result->get_error_messages()
), 409);
}
wp_send_json_success($result, 200);
}
/**
* Ajax wrapper to save crop position for a given slide image.
*
* @since 3.93
*
* @return string The status message
*/
public function ajax_crop_position_image_slide()
{
if (! isset($_REQUEST['_wpnonce']) || ! wp_verify_nonce(sanitize_key($_REQUEST['_wpnonce']), 'metaslider_resize')) {
wp_send_json_error(array(
'message' => __('The security check failed. Please refresh the page and try again.', 'ml-slider')
), 401);
}
$capability = apply_filters('metaslider_capability', MetaSliderPlugin::DEFAULT_CAPABILITY_EDIT_SLIDES);
if (! current_user_can($capability)) {
wp_send_json_error(
[
'message' => __('Access denied. Sorry, you do not have permission to complete this task.', 'ml-slider')
],
403
);
}
if (! isset($_POST['crop_position']) || ! isset($_POST['slide_id'])) {
wp_send_json_error(
[
'message' => __('Bad request', 'ml-slider'),
],
400
);
}
$result = update_post_meta(
absint($_POST['slide_id']),
'ml-slider_crop_position',
sanitize_text_field($_POST['crop_position'])
);
if (is_wp_error($result)) {
wp_send_json_error(array(
'messages' => $result->get_error_messages()
), 409);
}
wp_send_json_success($result, 200);
}
/**
* Function to create new cropped images.
*
* @param string $slide_id - The id of the slide being cropped
* @param string $slideshow_id - The id of the slideshow
* @param array $settings - The settings for the slideshow
*
* @return array
*/
public function resize_slide($slide_id, $slideshow_id, $settings = array())
{
// Required for the eventual cropping to take place
$this->set_slide($slide_id);
$this->set_slider($slideshow_id);
// Use what's provided, or grab it from the database. If settings is false, set it as an empty array
$settings = empty($settings) ? get_post_meta($slideshow_id, 'ml-slider_settings', true) : $settings;
if (!$settings) {
$settings = array();
}
// Create a copy of the correct sized image
$imageHelper = new MetaSliderImageHelper(
$slide_id,
$this->image_cropped_size( 'width' ),
$this->image_cropped_size( 'height' ),
isset($settings['smartCrop']) ? $settings['smartCrop'] : 'false',
$this->use_wp_image_editor(),
null,
isset($settings['cropMultiply']) ? absint($settings['cropMultiply']) : 1
);
$url = $imageHelper->get_image_url(true);
do_action("metaslider_resize_image_slide", $slide_id, $slideshow_id, $settings);
return array('img_url' => $url);
}
public function duplicate_slide($slideshow_id, $slide_id)
{
$old_slide = get_post($slide_id);
if (!$old_slide) {
return 0;
}
$title = $old_slide->post_title;
$post_excerpt = '';
if(isset($old_slide->post_excerpt)){
$post_excerpt = $old_slide->post_excerpt;
}
$new_slide = [
'post_title' => $title,
'post_name' => sanitize_title($title),
'post_status' => 'publish',
'post_type' => $old_slide->post_type,
'post_excerpt' => $post_excerpt
];
$new_slide_id = wp_insert_post($new_slide);
$slide_meta = get_post_custom($slide_id);
foreach ($slide_meta as $key => $values) {
foreach ($values as $value) {
add_post_meta($new_slide_id, $key, maybe_unserialize($value));
}
}
$taxonomies = get_post_taxonomies($slide_id);
foreach ($taxonomies as $taxonomy) {
$term_ids = wp_get_object_terms($slide_id, $taxonomy, ['fields' => 'ids']);
wp_set_object_terms($new_slide_id, $term_ids, $taxonomy);
}
$this->set_slide($new_slide_id);
$this->set_slider($slideshow_id);
return array('slide_id' => $new_slide_id, 'html' => $this->get_admin_slide());
}
public function ajax_duplicate_slide()
{
if (! isset($_REQUEST['_wpnonce']) || ! wp_verify_nonce(sanitize_key($_REQUEST['_wpnonce']), 'metaslider_duplicate_slide')) {
wp_send_json_error(array(
'message' => __('The security check failed. Please refresh the page and try again.', 'ml-slider')
), 401);
}
$capability = apply_filters('metaslider_capability', MetaSliderPlugin::DEFAULT_CAPABILITY_EDIT_SLIDES);
if (! current_user_can($capability)) {
wp_send_json_error(
[
'message' => __('Access denied', 'ml-slider')
],
403
);
}
if (! isset($_POST['slide_id']) || ! isset($_POST['slider_id'])) {
wp_send_json_error(
[
'message' => __('Bad request', 'ml-slider'),
],
400
);
}
$result = $this->duplicate_slide(
absint($_POST['slider_id']),
absint($_POST['slide_id'])
);
wp_send_json_success($result, 200);
}
/**
* Return the HTML used to display this slide in the admin screen
*
* @since 3.98 - Changed visibility
*
* @return string|bool slide html
*/
public function get_admin_slide()
{
// @since 3.98
if ( ! is_admin() && ! defined( 'REST_REQUEST' ) && ! defined( 'DOING_AJAX' ) ) {
return false;
}
// get some slide settings
$slide_label = apply_filters("metaslider_image_slide_label", esc_html__("Image Slide", "ml-slider"), $this->slide, $this->settings);
$attachment_id = $this->get_attachment_id();
ob_start();
echo $this->get_delete_button_html(); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
echo $this->get_update_image_button_html(); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
echo $this->get_duplicate_slide_button_html(); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
echo $this->get_hide_slide_button_html(); // phpcs:ignore WordPress.Security.EscapeOutput.OutputNotEscaped
do_action('metaslider-slide-edit-buttons', 'image', $this->slide->ID, $attachment_id);
$edit_buttons = ob_get_clean();
// slide row HTML
$row = "<tr id='slide-" . esc_attr($this->slide->ID) . "' class='slide image flex responsive nivo coin' data-attachment-id='" . esc_attr($attachment_id) . "'>
<td class='col-1'>
<div class='metaslider-ui-controls ui-sortable-handle rtl:pl-0 rtl:pr-3'>
<h4 class='slide-details'>" .
apply_filters( 'metaslider_slide_details', '', $this->slide->ID ) . // @since 3.97
esc_html($slide_label) . " | ID: ".
esc_html($this->slide->ID) . "</h4>";
if (metaslider_this_is_trash($this->slide)) {
$row .= '<div class="row-actions trash-btns">';
$row .= "<span class='untrash'>{$this->get_undelete_button_html()}</span>";
$row .= ' | ';
$row .= "<span class='delete'>{$this->get_permanent_delete_button_html()}</span>";
$row .= '</div>';
} else {
$row .= $edit_buttons;
}
$row .= "</div>
</td>
<td class='col-2'>" .
// For now this is the entry point for a slide since you cant wrap around table elements.
"<metaslider-slide id='" . esc_attr($this->slide->ID) . "' inline-template>
<div class='metaslider-ui-inner flex flex-col h-full'>
" . $this->get_admin_slide_tabs_html() . "
<input type='hidden' name='attachment[" . esc_attr($this->slide->ID) . "][type]' value='image' />
<input type='hidden' class='menu_order' name='attachment[" . esc_attr($this->slide->ID) . "][menu_order]' value='" . esc_attr($this->slide->menu_order) . "' />
<input type='hidden' name='resize_slide_id' data-slide_id='" . esc_attr($this->slide->ID) . "' data-width='" . esc_attr($this->settings['width']) . "' data-height='" . esc_attr($this->settings['height']) . "' />
</div>
</metaslider-slide>
</td>
</tr>";
return $row;
}
/**
* Build an array of tabs and their titles to use for the admin slide.
*/
public function get_admin_tabs()
{
$slide_id = absint( $this->slide->ID );
$attachment_id = $this->get_attachment_id();
$attachment = get_post( $attachment_id );
// alt
$alt = esc_attr(get_post_meta($slide_id, '_wp_attachment_image_alt', true));
$image_alt = esc_attr(get_post_meta($attachment_id, '_wp_attachment_image_alt', true));
$inherit_image_alt_check = false; // Converted from string to bool @since 3.60
$inherit_image_alt_class = '';
if ($this->is_field_inherited('alt')) {
$inherit_image_alt_check = true; // Converted from string to bool @since 3.60
$inherit_image_alt_class = ' inherit-from-image';
}
// title
$title = esc_attr(get_post_meta($slide_id, 'ml-slider_title', true));
$image_title = esc_attr($attachment->post_title);
$inherit_image_title_check = false; // Converted from string to bool @since 3.60
$inherit_image_title_class = '';
if ($this->is_field_inherited('title')) {
$inherit_image_title_check = true; // Converted from string to bool @since 3.60
$inherit_image_title_class = ' inherit-from-image';
}
// alt link
$link_alt = get_post_meta($slide_id, 'ml-slider_link-alt', true);
// URL and target
$url = get_post_meta( $slide_id, 'ml-slider_url', true );
$target = get_post_meta( $slide_id, 'ml-slider_new_window', true );
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/general.php';
$general_tab = ob_get_clean();
if (!$this->is_valid_image()) {
$message = __("Warning: The image data does not exist. Please re-upload the image.", "ml-slider");
$general_tab = "<div class='warning'>{$message}</div>" . $general_tab;
}
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/link.php';
$link_tab = ob_get_clean();
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/seo.php';
$seo_tab = ob_get_clean();
$tabs = array(
'general' => array(
'title' => __("General", "ml-slider"),
'content' => $general_tab
),
'link' => array(
'title' => __( "Link", "ml-slider" ),
'content' => $link_tab
),
'seo' => array(
'title' => __("SEO", "ml-slider"),
'content' => $seo_tab
)
);
$ms_slider = new MetaSliderPlugin();
$global_settings = $ms_slider->get_global_settings();
if (
!isset($global_settings['mobileSettings']) ||
(isset($global_settings['mobileSettings']) && true == $global_settings['mobileSettings'])
) {
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/mobile.php';
$mobile_tab = ob_get_clean();
$tabs['mobile'] = array(
'title' => __("Device", "ml-slider"),
'content' => $mobile_tab
);
}
if (version_compare(get_bloginfo('version'), 3.9, '>=')) {
$crop_position = get_post_meta($slide_id, 'ml-slider_crop_position', true);
if (!$crop_position) {
$crop_position = 'center-center';
}
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/crop.php';
$crop_tab = ob_get_clean();
$tabs['crop'] = array(
'title' => __("Crop", "ml-slider"),
'content' => $crop_tab
);
}
// Adds schedule tab
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/schedule.php';
$schedule_tab = ob_get_contents();
ob_end_clean();
$tabs['schedule'] = array(
'title' => __('Schedule', 'ml-slider'),
'content' => $schedule_tab
);
// Adds Advanced tab
ob_start();
include METASLIDER_PATH . 'admin/views/slides/tabs/advanced.php';
$advanced_tab = ob_get_contents();
ob_end_clean();
$tabs['advanced'] = array(
'title' => __('Advanced', 'ml-slider'),
'content' => $advanced_tab
);
return apply_filters("metaslider_image_slide_tabs", $tabs, $this->slide, $this->slider, $this->settings);
}
/**
* Check to see if metadata exists for this image. Assume the image is
* valid if metadata and a size exists for it (generated during initial
* upload to WordPress).
*
* @return bool, true if metadata and size exists.
*/
public function is_valid_image()
{
if (get_post_type($this->slide->ID) === 'attachment') {
$image_id = $this->slide->ID;
} else {
$image_id = get_post_thumbnail_id($this->slide->ID);
}
$meta = wp_get_attachment_metadata($image_id);
$is_valid = isset($meta['width'], $meta['height']);
return apply_filters('metaslider_is_valid_image', $is_valid, $this->slide);
}
/**
* Disable/enable image editor
*
* @return bool
*/
public function use_wp_image_editor()
{
return apply_filters('metaslider_use_image_editor', $this->is_valid_image(), $this->slide);
}
/**
* Returns the HTML for the public slide
*
* @return string slide html
*/
protected function get_public_slide()
{
// get the image url (and handle cropping)
// disable wp_image_editor if metadata does not exist for the slide
$imageHelper = new MetaSliderImageHelper(
$this->slide->ID,
$this->image_cropped_size( 'width' ),
$this->image_cropped_size( 'height' ),
isset($this->settings['smartCrop']) ? $this->settings['smartCrop'] : 'false',
$this->use_wp_image_editor(),
null,
isset($this->settings['cropMultiply']) ? absint($this->settings['cropMultiply']) : 1
);
$thumb = $imageHelper->get_image_url();
$attachment_id = get_post_thumbnail_id($this->slide->ID);
$attachment = get_post($attachment_id);
// Leave this here as the caption used to be inhereted
if ($this->is_field_inherited('caption')) {
$caption = $attachment->post_excerpt;
} else {
$caption_source = get_post_meta($this->slide->ID, 'ml-slider_caption_source', true);
switch ($caption_source) {
case 'image-caption':
$caption = $attachment->post_excerpt;
break;
case 'image-description':
$caption = $attachment->post_content;
break;
default:
$caption = $this->slide->post_excerpt;
break;
}
}
if ($this->detect_self_metaslider_shortcode($this->slide->post_excerpt)) {
$caption = str_replace(array("[metaslider", "[ml-slider"), "[metaslider-disabled", $this->slide->post_excerpt);
}
if ($this->is_field_inherited('title')) {
$title = $attachment->post_title;
} else {
$title = get_post_meta($this->slide->ID, 'ml-slider_title', true);
}
if ($this->is_field_inherited('alt')) {
$alt = get_post_meta($attachment_id, '_wp_attachment_image_alt', true);
} else {
$alt = get_post_meta($this->slide->ID, '_wp_attachment_image_alt', true);
}
$link_alt = get_post_meta($this->slide->ID, 'ml-slider_link-alt', true);
// store the slide details
$slide = array(
'id' => $this->slide->ID,
'url' => get_post_meta($this->slide->ID, 'ml-slider_url', true),
'title' => $title,
'target' => get_post_meta($this->slide->ID, 'ml-slider_new_window', true) ? '_blank' : '_self',
'src' => $thumb,
'thumb' => $thumb, // backwards compatibility with Vantage
'width' => $this->image_cropped_size( 'width' ),
'height' => $this->image_cropped_size( 'height' ),
'alt' => $alt,
'link-alt' => $link_alt,
'caption' => html_entity_decode(do_shortcode($caption), ENT_NOQUOTES, 'UTF-8'),
'caption_raw' => do_shortcode($caption),
'class' => "slider-{$this->slider->ID} slide-{$this->slide->ID} msDefaultImage",
'rel' => "",
'data-thumb' => ""
);
// Remove unsafe html but let users that rely on this to override
if (apply_filters('metaslider_filter_unsafe_html', true, $slide, $this->slider->ID, $this->settings) && $slide['caption']) {
try {
if (!class_exists('HTMLPurifier')) {
require_once(METASLIDER_PATH . 'lib/htmlpurifier/library/HTMLPurifier.auto.php');
}
$config = HTMLPurifier_Config::createDefault();
// How to filter:
// add_filter('metaslider_html_purifier_config', function($config) {
// $config->set('HTML.Allowed', 'a[href|target]');
// $config->set('Attr.AllowedFrameTargets', array('_blank'));
// return $config;
// });
$config = apply_filters('metaslider_html_purifier_config', $config, $slide, $this->slider->ID, $this->settings);
$purifier = new HTMLPurifier($config);
$slide['caption'] = $purifier->purify($slide['caption']);
} catch (Exception $e) {
// If something goes wrong then escape
$slide['caption'] = htmlspecialchars(do_shortcode($caption), ENT_NOQUOTES, 'UTF-8');
}
}
// 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);
}
}
/**
* Generate nivo slider markup
*
* @param string $slide html
* @return string slide html
*/
private function get_nivo_slider_markup($slide)
{
$attributes = apply_filters('metaslider_nivo_slider_image_attributes', array(
'src' => $slide['src'],
'height' => $slide['height'],
'width' => $slide['width'],
'data-caption' => htmlentities( apply_filters( 'metaslider_image_caption', $slide['caption_raw'] ), ENT_QUOTES, 'UTF-8'),
'data-thumb' => $slide['data-thumb'],
'title' => $slide['title'],
'alt' => $slide['alt'],
'rel' => $slide['rel'],
'class' => $slide['class']
), $slide, $this->slider->ID);
$html = $this->build_image_tag($attributes);
$anchor_attributes = apply_filters('metaslider_nivo_slider_anchor_attributes', array(
'href' => $slide['url'],
'target' => $slide['target']
), $slide, $this->slider->ID);
if (strlen($anchor_attributes['href'])) {
$html = $this->build_anchor_tag($anchor_attributes, $html);
}
return apply_filters('metaslider_image_nivo_slider_markup', $html, $slide, $this->settings);
}
/**
* Generate flex slider markup
*
* @param string $slide html
* @return string slide html
*/
private function get_flex_slider_markup($slide)
{
$image_attributes = array(
'src' => $slide['src'],
'height' => $slide['height'],
'width' => $slide['width'],
'alt' => $slide['alt'],
'rel' => $slide['rel'],
'class' => $slide['class'],
'title' => $slide['title']
);
if ($this->settings['smartCrop'] == 'disabled_pad') {
$image_attributes['style'] = $this->flex_smart_pad($image_attributes, $slide);
}
$attributes = apply_filters('metaslider_flex_slider_image_attributes', $image_attributes, $slide, $this->slider->ID);
$html = $this->build_image_tag($attributes);
if ( !empty( $slide['link-alt'] ) ) {
$ariaLabel = esc_attr__( $slide['link-alt'], 'ml-slider' );
} else {
$ariaLabel = esc_attr__( 'View Slide Details', 'ml-slider' );
}
$anchor_attributes = apply_filters('metaslider_flex_slider_anchor_attributes', array(
'href' => $slide['url'],
'target' => $slide['target'],
'aria-label' => $ariaLabel,
'class' => 'metaslider_image_link'
), $slide, $this->slider->ID);
if (strlen($anchor_attributes['href'])) {
$html = $this->build_anchor_tag($anchor_attributes, $html);
}
//add class for mobile setting
$device = array('smartphone', 'tablet', 'laptop', 'desktop');
$mobile_class = '';
foreach ($device as $value) {
$hidden_slide = get_post_meta( $this->slide->ID , 'ml-slider_hide_slide_' . $value, true );
if(!empty($hidden_slide)) {
$mobile_class .= 'hidden_' . $value . ' ';
}
}
// add caption
if (strlen($slide['caption'])) {
$html .= '<div class="caption-wrap"><div class="caption">' .
apply_filters( 'metaslider_image_caption', apply_shortcodes( $slide['caption'] ) ) .
'</div></div>';
}
$attributes = apply_filters('metaslider_flex_slider_list_item_attributes', array(
'data-thumb' => isset($slide['data-thumb']) ? $slide['data-thumb'] : "",
'style' => "display: none; width: 100%;",
'class' => "slide-{$this->slide->ID} ms-image {$mobile_class}",
'aria-roledescription' => "slide",
'data-date' => $this->slide->post_date
), $slide, $this->slider->ID);
$li = "<li";
foreach ($attributes as $att => $val) {
if (strlen($val)) {
$li .= " " . $att . '="' . esc_attr($val) . '"';
}
}
$li .= ">" . $html . "</li>";
$html = $li;
return apply_filters('metaslider_image_flex_slider_markup', $html, $slide, $this->settings);
}
/**
* Calculate the correct width (for vertical alignment) or top margin (for horizontal alignment)
* so that images are never stretched above the height set in the slideshow settings
*
* @param array $atts Attributes
* @param array $slide Slide details
* @return string
*/
private function flex_smart_pad($atts, $slide)
{
if (get_post_type($slide['id']) === 'attachment') {
$slide_id = $slide['id'];
} else {
$slide_id = get_post_thumbnail_id($slide['id']);
}
$meta = wp_get_attachment_metadata($slide_id);
$default_settings = MetaSlider_Slideshow_Settings::defaults();
if (isset($meta['width'], $meta['height'])) {
$image_width = $meta['width'];
$image_height = $meta['height'];
//if slider width and height is empty, get default settings and cast to int
if ( !empty( $this->settings['height'] )) {
$container_height = (int)$this->settings['height'];
} else {
$container_height = (int)$default_settings['height'];
}
if ( !empty( $this->settings['width'] )) {
$container_width = (int)$this->settings['width'];
} else {
$container_width = (int)$default_settings['width'];
}
$new_image_height = $image_height * ($container_width / $image_width);
if ($new_image_height < $container_height) {
$margin_top_in_px = ($container_height - $new_image_height) / 2;
$margin_top_in_percent = ($margin_top_in_px / $container_width) * 100;
return 'margin-top: ' . $margin_top_in_percent . '%';
} else {
return 'margin: 0 auto; width: ' . ($container_height / $new_image_height) * 100 . '%';
}
}
return "";
}
/**
* Generate coin slider markup
*
* @param string $slide html
* @return string slide html
*/
private function get_coin_slider_markup($slide)
{
$attributes = apply_filters('metaslider_coin_slider_image_attributes', array(
'src' => $slide['src'],
'height' => $slide['height'],
'width' => $slide['width'],
'alt' => $slide['alt'],
'rel' => $slide['rel'],
'class' => $slide['class'],
'title' => $slide['title'],
'style' => 'display: none;'
), $slide, $this->slider->ID);
$html = $this->build_image_tag($attributes);
if (strlen($slide['caption'])) {
$html .= "<span>".
apply_filters( 'metaslider_image_caption', apply_shortcodes( $slide['caption'] ) ) .
"</span>";
}
$attributes = apply_filters('metaslider_coin_slider_anchor_attributes', array(
'href' => strlen($slide['url']) ? $slide['url'] : 'javascript:void(0)',
'target' => strlen($slide['url']) ? $slide['target'] : '_self'
), $slide, $this->slider->ID);
$html = $this->build_anchor_tag($attributes, $html);
return apply_filters('metaslider_image_coin_slider_markup', $html, $slide, $this->settings);
}
/**
* Generate responsive slides markup
*
* @param string $slide html
* @return string slide html
*/
private function get_responsive_slides_markup($slide)
{
$attributes = apply_filters('metaslider_responsive_slider_image_attributes', array(
'src' => $slide['src'],
'height' => $slide['height'],
'width' => $slide['width'],
'alt' => $slide['alt'],
'rel' => $slide['rel'],
'class' => $slide['class'],
'title' => $slide['title']
), $slide, $this->slider->ID);
$html = $this->build_image_tag($attributes);
if (strlen($slide['caption'])) {
$html .= '<div class="caption-wrap"><div class="caption">' .
apply_filters( 'metaslider_image_caption', apply_shortcodes( $slide['caption'] ) ) .
'</div></div>';
}
$anchor_attributes = apply_filters('metaslider_responsive_slider_anchor_attributes', array(
'href' => $slide['url'],
'target' => $slide['target']
), $slide, $this->slider->ID);
if (strlen($anchor_attributes['href'])) {
$html = $this->build_anchor_tag($anchor_attributes, $html);
}
return apply_filters('metaslider_image_responsive_slider_markup', $html, $slide, $this->settings);
}
/**
* Allow '_blank' as target value in HTML. Only in use for captions for now.
*
* @since 3.90.1
*/
public function html_purifier_config($config)
{
$config->set('Attr.AllowedFrameTargets', array('_blank'));
return $config;
}
/**
* Save
*
* @param array $fields Fields to save
*/
protected function save($fields)
{
$args = array(
'ID' => $this->slide->ID,
'menu_order' => $fields['menu_order']
);
// This textarea might be hidden, so only update it if it exists
if (isset($fields['post_excerpt'])) {
$args['post_excerpt'] = $this->cleanup_content_kses($fields['post_excerpt']);
}
wp_update_post($args);
$this->add_or_update_or_delete_meta($this->slide->ID, 'url', $fields['url']);
$this->add_or_update_or_delete_meta($this->slide->ID, 'title', $fields['title']);
if ( isset( $fields['crop_position'] ) ) {
$this->add_or_update_or_delete_meta($this->slide->ID, 'crop_position', $fields['crop_position']);
}
$this->add_or_update_or_delete_meta($this->slide->ID, 'caption_source', $fields['caption_source']);
$this->set_field_inherited('title', isset($fields['inherit_image_title']) && $fields['inherit_image_title'] === 'on');
$this->set_field_inherited('alt', isset($fields['inherit_image_alt']) && $fields['inherit_image_alt'] === 'on');
if (isset($fields['alt'])) {
update_post_meta($this->slide->ID, '_wp_attachment_image_alt', $fields['alt']);
}
if (isset($fields['link-alt'])) {
$this->add_or_update_or_delete_meta($this->slide->ID, 'link-alt', $fields['link-alt']);
}
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'new_window',
isset($fields['new_window']) && $fields['new_window'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_slide_smartphone',
isset($fields['hide_slide_smartphone']) && $fields['hide_slide_smartphone'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_slide_tablet',
isset($fields['hide_slide_tablet']) && $fields['hide_slide_tablet'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_slide_laptop',
isset($fields['hide_slide_laptop']) && $fields['hide_slide_laptop'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_slide_desktop',
isset($fields['hide_slide_desktop']) && $fields['hide_slide_desktop'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_caption_smartphone',
isset($fields['hide_caption_smartphone']) && $fields['hide_caption_smartphone'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_caption_tablet',
isset($fields['hide_caption_tablet']) && $fields['hide_caption_tablet'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_caption_laptop',
isset($fields['hide_caption_laptop']) && $fields['hide_caption_laptop'] === 'on'
);
$this->add_or_update_or_delete_meta(
$this->slide->ID,
'hide_caption_desktop',
isset($fields['hide_caption_desktop']) && $fields['hide_caption_desktop'] === 'on'
);
// Is slide hidden?
update_post_meta(
$this->slide->ID,
'_meta_slider_slide_is_hidden',
isset( $fields['hide_slide'] ) && $fields['hide_slide'] === 'on'
);
}
/**
* Gets the inheritn parameter of a field
*
* @param string $field Field to check
* @return bool
*/
private function is_field_inherited($field)
{
return (bool) get_post_meta($this->slide->ID, 'ml-slider_inherit_image_' . $field, true);
}
/**
* Sets the inherit parameter of a field.
*
* @param string $field Field to set
* @param bool $value Value is currently isset($fields['checkbox_parameter'])
* @return mixed Returns meta_id if the meta doesn't exist, otherwise returns true on success and false on failure. NOTE: If the meta_value passed to this function is the same as the value that is already in the database, this function returns false.
*/
private function set_field_inherited($field, $value)
{
// TODO eventually I would like to handle errors / successful updates to the database even if just sending it to a log file
return update_post_meta($this->slide->ID, 'ml-slider_inherit_image_' . $field, (bool) $value);
}
}