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<?php
/*
* Meta Slider. Slideshow plugin for WordPress.
*
* Plugin Name: Meta Slider
* Plugin URI: https://www.metaslider.com
* Description: Easy to use slideshow plugin. Create SEO optimised responsive slideshows with Nivo Slider, Flex Slider, Coin Slider and Responsive Slides.
* Version: 3.4.1
* Author: Matcha Labs
* Author URI: https://www.metaslider.com
* License: GPL-2.0+
* Copyright: 2017 Matcha Labs LTD
*
* Text Domain: ml-slider
* Domain Path: /languages
*/
if ( ! defined( 'ABSPATH' ) ) {
exit; // disable direct access
}
if ( ! class_exists( 'MetaSliderPlugin' ) ) :
/**
* Register the plugin.
*
* Display the administration panel, insert JavaScript etc.
*/
class MetaSliderPlugin {
/**
* @var string
*/
public $version = '3.4.1';
/**
* @var MetaSlider
*/
public $slider = null;
/**
* Init
*/
public static function init() {
$metaslider = new self();
}
/**
* Constructor
*/
public function __construct() {
$this->define_constants();
$this->includes();
$this->setup_actions();
$this->setup_filters();
$this->setup_shortcode();
$this->register_slide_types();
}
/**
* Define Meta Slider constants
*/
private function define_constants() {
define( 'METASLIDER_VERSION', $this->version );
define( 'METASLIDER_BASE_URL', trailingslashit( plugins_url( 'ml-slider' ) ) );
define( 'METASLIDER_ASSETS_URL', trailingslashit( METASLIDER_BASE_URL . 'assets' ) );
define( 'METASLIDER_PATH', plugin_dir_path( __FILE__ ) );
}
/**
* All Meta Slider classes
*/
private function plugin_classes() {
return array(
'metaslider' => METASLIDER_PATH . 'inc/slider/metaslider.class.php',
'metacoinslider' => METASLIDER_PATH . 'inc/slider/metaslider.coin.class.php',
'metaflexslider' => METASLIDER_PATH . 'inc/slider/metaslider.flex.class.php',
'metanivoslider' => METASLIDER_PATH . 'inc/slider/metaslider.nivo.class.php',
'metaresponsiveslider' => METASLIDER_PATH . 'inc/slider/metaslider.responsive.class.php',
'metaslide' => METASLIDER_PATH . 'inc/slide/metaslide.class.php',
'metaimageslide' => METASLIDER_PATH . 'inc/slide/metaslide.image.class.php',
'metasliderimagehelper' => METASLIDER_PATH . 'inc/metaslider.imagehelper.class.php',
'metaslidersystemcheck' => METASLIDER_PATH . 'inc/metaslider.systemcheck.class.php',
'metaslider_widget' => METASLIDER_PATH . 'inc/metaslider.widget.class.php',
'simple_html_dom' => METASLIDER_PATH . 'inc/simple_html_dom.php'
);
}
/**
* Load required classes
*/
private function includes() {
$autoload_is_disabled = defined( 'METASLIDER_AUTOLOAD_CLASSES' ) && METASLIDER_AUTOLOAD_CLASSES === false;
if ( function_exists( "spl_autoload_register" ) && ! ( $autoload_is_disabled ) ) {
// >= PHP 5.2 - Use auto loading
if ( function_exists( "__autoload" ) ) {
spl_autoload_register( "__autoload" );
}
spl_autoload_register( array( $this, 'autoload' ) );
} else {
// < PHP5.2 - Require all classes
foreach ( $this->plugin_classes() as $id => $path ) {
if ( is_readable( $path ) && ! class_exists( $id ) ) {
require_once( $path );
}
}
}
}
/**
* Autoload Meta Slider classes to reduce memory consumption
*/
public function autoload( $class ) {
$classes = $this->plugin_classes();
$class_name = strtolower( $class );
if ( isset( $classes[$class_name] ) && is_readable( $classes[$class_name] ) ) {
require_once( $classes[$class_name] );
}
}
/**
* Register the [metaslider] shortcode.
*/
private function setup_shortcode() {
add_shortcode( 'metaslider', array( $this, 'register_shortcode' ) );
add_shortcode( 'ml-slider', array( $this, 'register_shortcode' ) ); // backwards compatibility
}
/**
* Hook Meta Slider into WordPress
*/
private function setup_actions() {
add_action( 'admin_menu', array( $this, 'register_admin_menu' ), 9553 );
add_action( 'init', array( $this, 'register_post_types' ) );
add_action( 'init', array( $this, 'register_taxonomy' ) );
add_action( 'init', array( $this, 'load_plugin_textdomain' ) );
add_action( 'admin_footer', array( $this, 'admin_footer' ), 11 );
add_action( 'widgets_init', array( $this, 'register_metaslider_widget' ) );
add_action( 'admin_enqueue_scripts', array( $this, 'admin_enqueue_global_styles'), 11 );
add_action( 'admin_post_metaslider_preview', array( $this, 'do_preview' ) );
add_action( 'admin_post_metaslider_hide_go_pro_page', array( $this, 'hide_go_pro_page' ) );
add_action( 'admin_post_metaslider_switch_view', array( $this, 'switch_view' ) );
add_action( 'admin_post_metaslider_delete_slide', array( $this, 'delete_slide' ) );
add_action( 'admin_post_metaslider_delete_slider', array( $this, 'delete_slider' ) );
add_action( 'admin_post_metaslider_create_slider', array( $this, 'create_slider' ) );
add_action( 'admin_post_metaslider_update_slider', array( $this, 'update_slider' ) );
add_action( 'media_upload_vimeo', array( $this, 'upgrade_to_pro_tab' ) );
add_action( 'media_upload_youtube', array( $this, 'upgrade_to_pro_tab' ) );
add_action( 'media_upload_post_feed', array( $this, 'upgrade_to_pro_tab' ) );
add_action( 'media_upload_layer', array( $this, 'upgrade_to_pro_tab' ) );
}
/**
* Hook Meta Slider into WordPress
*/
private function setup_filters() {
add_filter( 'media_upload_tabs', array( $this, 'custom_media_upload_tab_name' ), 998 );
add_filter( 'media_view_strings', array( $this, 'custom_media_uploader_tabs' ), 5 );
add_filter( 'media_buttons_context', array( $this, 'insert_metaslider_button' ) );
// add 'go pro' link to plugin options
$plugin = plugin_basename( __FILE__ );
add_filter( "plugin_action_links_{$plugin}", array( $this, 'upgrade_to_pro_link' ) );
// html5 compatibility for stylesheets enqueued within <body>
add_filter( 'style_loader_tag', array( $this, 'add_property_attribute_to_stylesheet_links' ), 11, 2 );
}
/**
* Register Meta Slider widget
*/
public function register_metaslider_widget() {
register_widget( 'MetaSlider_Widget' );
}
/**
* Register ML Slider post type
*/
public function register_post_types() {
$show_ui = false;
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if ( is_admin() && current_user_can( $capability ) && ( isset($_GET['show_ui']) || defined("METASLIDER_DEBUG") && METASLIDER_DEBUG ) ) {
$show_ui = true;
}
register_post_type( 'ml-slider', array(
'query_var' => false,
'rewrite' => false,
'public' => false,
'exclude_from_search' => true,
'publicly_queryable' => false,
'show_in_nav_menus' => false,
'show_ui' => $show_ui,
'labels' => array(
'name' => 'Meta Slider'
)
)
);
register_post_type( 'ml-slide', array(
'query_var' => false,
'rewrite' => false,
'public' => false,
'exclude_from_search' => true,
'publicly_queryable' => false,
'show_in_nav_menus' => false,
'show_ui' => $show_ui,
'supports' => array( 'title', 'editor', 'author', 'thumbnail', 'excerpt', 'comments'),
'labels' => array(
'name' => 'Meta Slides'
)
)
);
}
/**
* Register taxonomy to store slider => slides relationship
*/
public function register_taxonomy() {
$show_ui = false;
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if (is_admin() && current_user_can( $capability ) && ( isset($_GET['show_ui']) || defined("METASLIDER_DEBUG") && METASLIDER_DEBUG ) ) {
$show_ui = true;
}
register_taxonomy( 'ml-slider', array('attachment', 'ml-slide'), array(
'hierarchical' => true,
'public' => false,
'query_var' => false,
'rewrite' => false,
'show_ui' => $show_ui,
'label' => "Slider"
)
);
}
/**
* Register our slide types
*/
private function register_slide_types() {
$image = new MetaImageSlide();
}
/**
* Add the menu page
*/
public function register_admin_menu() {
global $user_ID;
$title = apply_filters( 'metaslider_menu_title', 'Meta Slider' );
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
$page = add_menu_page( $title, $title, $capability, 'metaslider', array(
$this, 'render_admin_page'
), "", 9501 );
// ensure our JavaScript is only loaded on the Meta Slider admin page
add_action( 'admin_print_scripts-' . $page, array( $this, 'register_admin_scripts' ) );
add_action( 'admin_print_styles-' . $page, array( $this, 'register_admin_styles' ) );
add_action( 'load-' . $page, array( $this, 'help_tab' ) );
if ( ! is_plugin_active( 'ml-slider-pro/ml-slider-pro.php' ) && get_user_meta( $user_ID, "metaslider_hide_go_pro", true ) !== 'true' ) {
$page = add_submenu_page(
'metaslider',
__( 'Go Pro!', 'ml-slider' ),
__( 'Go Pro!', 'ml-slider' ),
$capability,
'metaslider-go-pro',
array( $this, 'go_pro_page' )
);
add_action( 'admin_print_styles-' . $page, array( $this, 'register_admin_styles' ) );
}
}
/**
* Enqueue CSS for admin menu item font icon
*
* @since 3.4
*/
public function admin_enqueue_global_styles() {
wp_enqueue_style( 'metaslider-global', METASLIDER_ASSETS_URL . 'metaslider/global.css', array(), METASLIDER_VERSION );
}
/**
* Go Pro page content
*/
public function go_pro_page() {
$upgrade_link = esc_url( add_query_arg(
array(
'utm_source' => 'lite',
'utm_medium' => 'nag',
'utm_campaign' => 'pro'
), 'https://www.metaslider.com/upgrade/' ) );
$link = apply_filters( 'metaslider_hoplink', $upgrade_link );
$hide_link = '<a href="' . admin_url( "admin-post.php?action=metaslider_hide_go_pro_page" ) . '">Hide this page</a>';
$gopro_link = "<a class='button button-primary' href='{$link}' target='_blank'>Find out more</a>";
$support_link = '<a href="https://wordpress.org/support/plugin/ml-slider">Support</a>';
$documentation_link = '<a href="https://www.metaslider.com/documentation/">Documentation</a>';
?>
<h2>Supercharge Your Sliders with Meta Slider Pro!</h2>
<ul class='metaslider_gopro'>
<li>Create <b>animated HTML slides</b> using the drag & drop layer editor (WYSIWYG)</li>
<li>Insert <b>YouTube</b> and <b>Vimeo</b> videos into your slideshows</li>
<li>Automatically populate your slideshows with your <b>latest blog posts</b> or custom post types</li>
<li>Customize the look of your slideshows with the <b>Theme Editor</b> (25+ settings including custom arrow images, dot colors and caption styling)</li>
<li>Give your slideshows a gallery feel with <b>thumbnail navigation</b></li>
<li>Feature <b>WooCommerce</b> products in your slideshows</li>
<li>Show your latest events from <b>The Events Calendar</b> plugin</li>
<li><b>Easy to install</B> - Meta Slider Pro installs as a seperate plugin alongside Meta Slider and seamlessly adds in the new functionality</li>
<li><b>Easy to update</b> - new updates will be displayed on your plugins page (just like your other plugins!)</li>
<li>Upgrade with confidence with our <b>30 day no questions money back guarantee</b></li>
<li>Meta Slider Pro users receive <b>priority support</b> from our dedicated team, we’re on hand to help you get the most of Meta Slider</li>
</ul>
<p><?php echo $gopro_link; ?></p>
<p><?php echo $support_link; ?> <?php echo $documentation_link; ?></p>
<p><em>Don't want to see this? <?php echo $hide_link; ?></em></p>
<?php
}
/**
* Store the users preference to hide the go pro page.
*/
public function hide_go_pro_page() {
global $user_ID;
if ( ! get_user_meta( $user_ID, "metaslider_hide_go_pro" ) ) {
add_user_meta( $user_ID, "metaslider_hide_go_pro", "true" );
}
wp_redirect( admin_url( "admin.php?page=metaslider" ) );
}
/**
* Shortcode used to display slideshow
*
* @return string HTML output of the shortcode
*/
public function register_shortcode( $atts ) {
extract( shortcode_atts( array(
'id' => false,
'restrict_to' => false
), $atts, 'metaslider' ) );
if ( ! $id ) {
return false;
}
// handle [metaslider id=123 restrict_to=home]
if ($restrict_to && $restrict_to == 'home' && ! is_front_page()) {
return;
}
if ($restrict_to && $restrict_to != 'home' && ! is_page( $restrict_to ) ) {
return;
}
// we have an ID to work with
$slider = get_post( $id );
// check the slider is published and the ID is correct
if ( ! $slider || $slider->post_status != 'publish' || $slider->post_type != 'ml-slider' ) {
return "<!-- meta slider {$atts['id']} not found -->";
}
// lets go
$this->set_slider( $id, $atts );
$this->slider->enqueue_scripts();
return $this->slider->render_public_slides();
}
/**
* Initialise translations
*/
public function load_plugin_textdomain() {
load_plugin_textdomain( 'ml-slider', false, dirname( plugin_basename( __FILE__ ) ) . '/languages/' );
}
/**
* Add the help tab to the screen.
*/
public function help_tab() {
$screen = get_current_screen();
// documentation tab
$screen->add_help_tab( array(
'id' => 'documentation',
'title' => __( 'Documentation', 'ml-slider' ),
'content' => "<p><a href='https://www.metaslider.com/documentation/' target='blank'>Meta Slider Documentation</a></p>",
)
);
}
/**
* Rehister admin styles
*/
public function register_admin_styles() {
wp_enqueue_style( 'metaslider-admin-styles', METASLIDER_ASSETS_URL . 'metaslider/admin.css', false, METASLIDER_VERSION );
wp_enqueue_style( 'metaslider-colorbox-styles', METASLIDER_ASSETS_URL . 'colorbox/colorbox.css', false, METASLIDER_VERSION );
wp_enqueue_style( 'metaslider-tipsy-styles', METASLIDER_ASSETS_URL . 'tipsy/tipsy.css', false, METASLIDER_VERSION );
do_action( 'metaslider_register_admin_styles' );
}
/**
* Register admin JavaScript
*/
public function register_admin_scripts() {
// media library dependencies
wp_enqueue_media();
// plugin dependencies
wp_enqueue_script( 'jquery-ui-core', array( 'jquery' ) );
wp_enqueue_script( 'jquery-ui-sortable', array( 'jquery', 'jquery-ui-core' ) );
wp_enqueue_script( 'metaslider-colorbox', METASLIDER_ASSETS_URL . 'colorbox/jquery.colorbox-min.js', array( 'jquery' ), METASLIDER_VERSION );
wp_enqueue_script( 'metaslider-tipsy', METASLIDER_ASSETS_URL . 'tipsy/jquery.tipsy.js', array( 'jquery' ), METASLIDER_VERSION );
wp_enqueue_script( 'metaslider-admin-script', METASLIDER_ASSETS_URL . 'metaslider/admin.js', array( 'jquery', 'metaslider-tipsy', 'media-upload' ), METASLIDER_VERSION );
wp_dequeue_script( 'link' ); // WP Posts Filter Fix (Advanced Settings not toggling)
wp_dequeue_script( 'ai1ec_requirejs' ); // All In One Events Calendar Fix (Advanced Settings not toggling)
$this->localize_admin_scripts();
do_action( 'metaslider_register_admin_scripts' );
}
/**
* Localise admin script
*/
public function localize_admin_scripts() {
wp_localize_script( 'metaslider-admin-script', 'metaslider', array(
'url' => __( "URL", "ml-slider" ),
'caption' => __( "Caption", "ml-slider" ),
'new_window' => __( "New Window", "ml-slider" ),
'confirm' => __( "Are you sure?", "ml-slider" ),
'ajaxurl' => admin_url( 'admin-ajax.php' ),
'change_image' => __( "Select replacement image", "ml-slider"),
'resize_nonce' => wp_create_nonce( 'metaslider_resize' ),
'addslide_nonce' => wp_create_nonce( 'metaslider_addslide' ),
'changeslide_nonce' => wp_create_nonce( 'metaslider_changeslide' ),
'iframeurl' => admin_url( 'admin-post.php?action=metaslider_preview' ),
'useWithCaution' => __( "Caution: This setting is for advanced developers only. If you're unsure, leave it checked.", "ml-slider" )
)
);
}
/**
* Outputs a blank page containing a slideshow preview (for use in the 'Preview' iFrame)
*/
public function do_preview() {
remove_action('wp_footer', 'wp_admin_bar_render', 1000);
if ( isset( $_GET['slider_id'] ) && absint( $_GET['slider_id'] ) > 0 ) {
$id = absint( $_GET['slider_id'] );
?>
<!DOCTYPE html>
<html>
<head>
<style type='text/css'>
body, html {
overflow: hidden;
margin: 0;
padding: 0;
}
</style>
<meta http-equiv="Cache-Control" content="no-cache, no-store, must-revalidate" />
<meta http-equiv="Pragma" content="no-cache" />
<meta http-equiv="Expires" content="0" />
</head>
<body>
<?php echo do_shortcode("[metaslider id={$id}]"); ?>
<?php wp_footer(); ?>
</body>
</html>
<?php
}
die();
}
/**
* Check our WordPress installation is compatible with Meta Slider
*/
public function do_system_check() {
$systemCheck = new MetaSliderSystemCheck();
$systemCheck->check();
}
/**
* Update the tab options in the media manager
*/
public function custom_media_uploader_tabs( $strings ) {
//update strings
if ( ( isset( $_GET['page'] ) && $_GET['page'] == 'metaslider' ) ) {
$strings['insertMediaTitle'] = __( "Image", "ml-slider" );
$strings['insertIntoPost'] = __( "Add to slider", "ml-slider" );
// remove options
$strings_to_remove = array(
'createVideoPlaylistTitle',
'createGalleryTitle',
'insertFromUrlTitle',
'createPlaylistTitle'
);
foreach ($strings_to_remove as $string) {
if (isset($strings[$string])) {
unset($strings[$string]);
}
}
}
return $strings;
}
/**
* Add extra tabs to the default wordpress Media Manager iframe
*
* @var array existing media manager tabs
*/
public function custom_media_upload_tab_name( $tabs ) {
$metaslider_tabs = array( 'post_feed', 'layer', 'youtube', 'vimeo' );
// restrict our tab changes to the meta slider plugin page
if ( ( isset( $_GET['page'] ) && $_GET['page'] == 'metaslider' ) || ( isset( $_GET['tab'] ) && in_array( $_GET['tab'], $metaslider_tabs ) ) ) {
$newtabs = array();
if ( function_exists( 'is_plugin_active' ) && ! is_plugin_active( 'ml-slider-pro/ml-slider-pro.php' ) ) {
$newtabs = array(
'post_feed' => __( "Post Feed", "metaslider" ),
'vimeo' => __( "Vimeo", "metaslider" ),
'youtube' => __( "YouTube", "metaslider" ),
'layer' => __( "Layer Slide", "metaslider" )
);
}
if ( isset( $tabs['nextgen'] ) )
unset( $tabs['nextgen'] );
if ( is_array( $tabs ) ) {
return array_merge( $tabs, $newtabs );
} else {
return $newtabs;
}
}
return $tabs;
}
/**
* Set the current slider
*/
public function set_slider( $id, $shortcode_settings = array() ) {
$type = 'flex';
if ( isset( $shortcode_settings['type'] ) ) {
$type = $shortcode_settings['type'];
} else if ( $settings = get_post_meta( $id, 'ml-slider_settings', true ) ) {
if ( is_array( $settings ) && isset( $settings['type'] ) ) {
$type = $settings['type'];
}
}
if ( ! in_array( $type, array( 'flex', 'coin', 'nivo', 'responsive' ) ) ) {
$type = 'flex';
}
$this->slider = $this->load_slider( $type, $id, $shortcode_settings );
}
/**
* Create a new slider based on the sliders type setting
*/
private function load_slider( $type, $id, $shortcode_settings ) {
switch ( $type ) {
case( 'coin' ):
return new MetaCoinSlider( $id, $shortcode_settings );
case( 'flex' ):
return new MetaFlexSlider( $id, $shortcode_settings );
case( 'nivo' ):
return new MetaNivoSlider( $id, $shortcode_settings );
case( 'responsive' ):
return new MetaResponsiveSlider( $id, $shortcode_settings );
default:
return new MetaFlexSlider( $id, $shortcode_settings );
}
}
/**
*
*/
public function update_slider() {
check_admin_referer( "metaslider_update_slider" );
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if ( ! current_user_can( $capability ) ) {
return;
}
$slider_id = absint( $_POST['slider_id'] );
if ( ! $slider_id ) {
return;
}
// update settings
if ( isset( $_POST['settings'] ) ) {
$new_settings = $_POST['settings'];
$old_settings = get_post_meta( $slider_id, 'ml-slider_settings', true );
// convert submitted checkbox values from 'on' or 'off' to boolean values
$checkboxes = apply_filters( "metaslider_checkbox_settings", array( 'noConflict', 'fullWidth', 'hoverPause', 'links', 'reverse', 'random', 'printCss', 'printJs', 'smoothHeight', 'center', 'carouselMode', 'autoPlay' ) );
foreach ( $checkboxes as $checkbox ) {
if ( isset( $new_settings[$checkbox] ) && $new_settings[$checkbox] == 'on' ) {
$new_settings[$checkbox] = "true";
} else {
$new_settings[$checkbox] = "false";
}
}
$settings = array_merge( (array)$old_settings, $new_settings );
// update the slider settings
update_post_meta( $slider_id, 'ml-slider_settings', $settings );
}
// update slideshow title
if ( isset( $_POST['title'] ) ) {
$slide = array(
'ID' => $slider_id,
'post_title' => esc_html( $_POST['title'] )
);
wp_update_post( $slide );
}
// update individual slides
if ( isset( $_POST['attachment'] ) ) {
foreach ( $_POST['attachment'] as $slide_id => $fields ) {
do_action( "metaslider_save_{$fields['type']}_slide", $slide_id, $slider_id, $fields );
}
}
}
/**
* Delete a slide. This doesn't actually remove the slide from WordPress, simply untags
* it from the slide taxonomy.
*/
public function delete_slide() {
// check nonce
check_admin_referer( "metaslider_delete_slide" );
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if ( ! current_user_can( $capability ) ) {
return;
}
$slide_id = absint( $_GET['slide_id'] );
$slider_id = absint( $_GET['slider_id'] );
// Get the existing terms and only keep the ones we don't want removed
$new_terms = array();
$current_terms = wp_get_object_terms( $slide_id, 'ml-slider', array( 'fields' => 'ids' ) );
$term = get_term_by( 'name', $slider_id, 'ml-slider' );
foreach ( $current_terms as $current_term ) {
if ( $current_term != $term->term_id ) {
$new_terms[] = absint( $current_term );
}
}
// untag slide from slider
wp_set_object_terms( $slide_id, $new_terms, 'ml-slider' );
// For new format slides - also trash the slide
if ( get_post_type( $slide_id ) === 'ml-slide' ) {
$id = wp_update_post( array(
'ID' => $slide_id,
'post_status' => 'trash'
)
);
}
wp_redirect( admin_url( "admin.php?page=metaslider&id={$slider_id}" ) );
}
/**
* Delete a slider (send it to trash)
*/
public function delete_slider() {
// check nonce
check_admin_referer( "metaslider_delete_slider" );
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if ( ! current_user_can( $capability ) ) {
return;
}
$slider_id = absint( $_GET['slider_id'] );
if ( get_post_type( $slider_id ) != 'ml-slider' ) {
wp_redirect( admin_url( "admin.php?page=metaslider" ) );
wp_die();
}
// send the post to trash
$id = wp_update_post( array(
'ID' => $slider_id,
'post_status' => 'trash'
)
);
$this->delete_all_slides_from_slider($slider_id);
$slider_id = $this->find_slider( 'modified', 'DESC' );
wp_redirect( admin_url( "admin.php?page=metaslider&id={$slider_id}" ) );
}
/**
* Trashes all new format slides for a given slideshow ID
*
* @param int $slider_id
* @return int - The ID of the slideshow from which the slides were removed
*/
private function delete_all_slides_from_slider($slider_id) {
// find slides and trash them
$args = array(
'force_no_custom_order' => true,
'orderby' => 'menu_order',
'order' => 'ASC',
'post_type' => array('ml-slide'),
'post_status' => array('publish'),
'lang' => '', // polylang, ingore language filter
'suppress_filters' => 1, // wpml, ignore language filter
'posts_per_page' => -1,
'tax_query' => array(
array(
'taxonomy' => 'ml-slider',
'field' => 'slug',
'terms' => $slider_id
)
)
);
$query = new WP_Query( $args );
while ( $query->have_posts() ) {
$query->next_post();
$id = $query->post->ID;
$id = wp_update_post( array(
'ID' => $id,
'post_status' => 'trash'
)
);
}
return $slider_id;
}
/**
*
*/
public function switch_view() {
global $user_ID;
$view = $_GET['view'];
$allowed_views = array('tabs', 'dropdown');
if ( ! in_array( $view, $allowed_views ) ) {
return;
}
delete_user_meta( $user_ID, "metaslider_view" );
if ( $view == 'dropdown' ) {
add_user_meta( $user_ID, "metaslider_view", "dropdown");
}
wp_redirect( admin_url( "admin.php?page=metaslider" ) );
}
/**
* Create a new slider
*/
public function create_slider() {
// check nonce
check_admin_referer( "metaslider_create_slider" );
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if ( ! current_user_can( $capability ) ) {
return;
}
$defaults = array();
// if possible, take a copy of the last edited slider settings in place of default settings
if ( $last_modified = $this->find_slider( 'modified', 'DESC' ) ) {
$defaults = get_post_meta( $last_modified, 'ml-slider_settings', true );
}
// insert the post
$id = wp_insert_post( array(
'post_title' => __( "New Slider", "ml-slider" ),
'post_status' => 'publish',
'post_type' => 'ml-slider'
)
);
// use the default settings if we can't find anything more suitable.
if ( empty( $defaults ) ) {
$slider = new MetaSlider( $id, array() );
$defaults = $slider->get_default_parameters();
}
// insert the post meta
add_post_meta( $id, 'ml-slider_settings', $defaults, true );
// create the taxonomy term, the term is the ID of the slider itself
wp_insert_term( $id, 'ml-slider' );
wp_redirect( admin_url( "admin.php?page=metaslider&id={$id}" ) );
}
/**
* Find a single slider ID. For example, last edited, or first published.
*
* @param string $orderby field to order.
* @param string $order direction (ASC or DESC).
* @return int slider ID.
*/
private function find_slider( $orderby, $order ) {
$args = array(
'force_no_custom_order' => true,
'post_type' => 'ml-slider',
'num_posts' => 1,
'post_status' => 'publish',
'suppress_filters' => 1, // wpml, ignore language filter
'orderby' => $orderby,
'order' => $order
);
$the_query = new WP_Query( $args );
while ( $the_query->have_posts() ) {
$the_query->the_post();
return $the_query->post->ID;
}
wp_reset_query();
return false;
}
/**
* Get sliders. Returns a nicely formatted array of currently
* published sliders.
*
* @param string $sort_key
* @return array all published sliders
*/
public function all_meta_sliders( $sort_key = 'date' ) {
$sliders = array();
// list the tabs
$args = array(
'post_type' => 'ml-slider',
'post_status' => 'publish',
'orderby' => $sort_key,
'suppress_filters' => 1, // wpml, ignore language filter
'order' => 'ASC',
'posts_per_page' => -1
);
$args = apply_filters( 'metaslider_all_meta_sliders_args', $args );
// WP_Query causes issues with other plugins using admin_footer to insert scripts
// use get_posts instead
$all_sliders = get_posts( $args );
foreach( $all_sliders as $slideshow ) {
$active = $this->slider && ( $this->slider->id == $slideshow->ID ) ? true : false;
$sliders[] = array(
'active' => $active,
'title' => $slideshow->post_title,
'id' => $slideshow->ID
);
}
return $sliders;
}
/**
* Compare array values
*
* @param array $elem1
* @param array $elem2
* @return bool
*/
private function compare_elems( $elem1, $elem2 ) {
return $elem1['priority'] > $elem2['priority'];
}
/**
*
* @param array $aFields - array of field to render
* @return string
*/
public function build_settings_rows( $aFields ) {
// order the fields by priority
uasort( $aFields, array( $this, "compare_elems" ) );
$return = "";
// loop through the array and build the settings HTML
foreach ( $aFields as $id => $row ) {
// checkbox input type
if ( $row['type'] == 'checkbox' ) {
$return .= "<tr><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><input class='option {$row['class']} {$id}' type='checkbox' name='settings[{$id}]' {$row['checked']} />";
if ( isset( $row['after'] ) ) {
$return .= "<span class='after'>{$row['after']}</span>";
}
$return .= "</td></tr>";
}
// navigation row
if ( $row['type'] == 'navigation' ) {
$navigation_row = "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><ul>";
foreach ( $row['options'] as $k => $v ) {
if ( $row['value'] === true && $k === 'true' ) {
$checked = checked( true, true, false );
} else if ( $row['value'] === false && $k === 'false' ) {
$checked = checked( true, true, false );
} else {
$checked = checked( $k, $row['value'], false );
}
$disabled = $k == 'thumbnails' ? 'disabled' : '';
$navigation_row .= "<li><label><input type='radio' name='settings[{$id}]' value='{$k}' {$checked} {$disabled}/>{$v['label']}</label></li>";
}
$navigation_row .= "</ul></td></tr>";
$return .= apply_filters( 'metaslider_navigation_options', $navigation_row, $this->slider );
}
// navigation row
if ( $row['type'] == 'radio' ) {
$navigation_row = "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><ul>";
foreach ( $row['options'] as $k => $v ) {
$checked = checked( $k, $row['value'], false );
$class = isset( $v['class'] ) ? $v['class'] : "";
$navigation_row .= "<li><label><input type='radio' name='settings[{$id}]' value='{$k}' {$checked} class='radio {$class}'/>{$v['label']}</label></li>";
}
$navigation_row .= "</ul></td></tr>";
$return .= apply_filters( 'metaslider_navigation_options', $navigation_row, $this->slider );
}
// header/divider row
if ( $row['type'] == 'divider' ) {
$return .= "<tr class='{$row['type']}'><td colspan='2' class='divider'><b>{$row['value']}</b></td></tr>";
}
// slideshow select row
if ( $row['type'] == 'slider-lib' ) {
$return .= "<tr class='{$row['type']}'><td colspan='2' class='slider-lib-row'>";
foreach ( $row['options'] as $k => $v ) {
$checked = checked( $k, $row['value'], false );
$return .= "<input class='select-slider' id='{$k}' rel='{$k}' type='radio' name='settings[type]' value='{$k}' {$checked} />
<label for='{$k}'>{$v['label']}</label>";
}
$return .= "</td></tr>";
}
// number input type
if ( $row['type'] == 'number' ) {
$return .= "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><input class='option {$row['class']} {$id}' type='number' min='{$row['min']}' max='{$row['max']}' step='{$row['step']}' name='settings[{$id}]' value='" . absint( $row['value'] ) . "' /><span class='after'>{$row['after']}</span></td></tr>";
}
// select drop down
if ( $row['type'] == 'select' ) {
$return .= "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><select class='option {$row['class']} {$id}' name='settings[{$id}]'>";
foreach ( $row['options'] as $k => $v ) {
$selected = selected( $k, $row['value'], false );
$return .= "<option class='{$v['class']}' value='{$k}' {$selected}>{$v['label']}</option>";
}
$return .= "</select></td></tr>";
}
// theme drop down
if ( $row['type'] == 'theme' ) {
$return .= "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><select class='option {$row['class']} {$id}' name='settings[{$id}]'>";
$themes = "";
foreach ( $row['options'] as $k => $v ) {
$selected = selected( $k, $row['value'], false );
$themes .= "<option class='{$v['class']}' value='{$k}' {$selected}>{$v['label']}</option>";
}
$return .= apply_filters( 'metaslider_get_available_themes', $themes, $this->slider->get_setting( 'theme' ) );
$return .= "</select></td></tr>";
}
// text input type
if ( $row['type'] == 'text' ) {
$return .= "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><input class='option {$row['class']} {$id}' type='text' name='settings[{$id}]' value='" . esc_attr( $row['value'] ) . "' /></td></tr>";
}
// text input type
if ( $row['type'] == 'textarea' ) {
$return .= "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\" colspan='2'>{$row['label']}</td></tr><tr><td colspan='2'><textarea class='option {$row['class']} {$id}' name='settings[{$id}]' />{$row['value']}</textarea></td></tr>";
}
// text input type
if ( $row['type'] == 'title' ) {
$return .= "<tr class='{$row['type']}'><td class='tipsy-tooltip' title=\"{$row['helptext']}\">{$row['label']}</td><td><input class='option {$row['class']} {$id}' type='text' name='{$id}' value='" . esc_attr( $row['value'] ) . "' /></td></tr>";
}
}
return $return;
}
/**
* Return an indexed array of all easing options
*
* @return array
*/
private function get_easing_options() {
$options = array(
'linear', 'swing', 'jswing', 'easeInQuad', 'easeOutQuad', 'easeInOutQuad',
'easeInCubic', 'easeOutCubic', 'easeInOutCubic', 'easeInQuart',
'easeOutQuart', 'easeInOutQuart', 'easeInQuint', 'easeOutQuint',
'easeInOutQuint', 'easeInSine', 'easeOutSine', 'easeInOutSine',
'easeInExpo', 'easeOutExpo', 'easeInOutExpo', 'easeInCirc', 'easeOutCirc',
'easeInOutCirc', 'easeInElastic', 'easeOutElastic', 'easeInOutElastic',
'easeInBack', 'easeOutBack', 'easeInOutBack', 'easeInBounce', 'easeOutBounce',
'easeInOutBounce'
);
foreach ( $options as $option ) {
$return[$option] = array(
'label' => ucfirst( preg_replace( '/(\w+)([A-Z])/U', '\\1 \\2', $option ) ),
'class' => ''
);
}
return $return;
}
/**
* Output the slideshow selector.
*
* Show tabs or a dropdown list depending on the users saved preference.
*/
public function print_slideshow_selector() {
global $user_ID;
$add_url = wp_nonce_url( admin_url( "admin-post.php?action=metaslider_create_slider" ), "metaslider_create_slider" );
if ( $tabs = $this->all_meta_sliders() ) {
if ( $this->get_view() == 'tabs' ) {
echo "<div style='display: none;' id='screen-options-switch-view-wrap'>
<a class='switchview dashicons-before dashicons-randomize tipsy-tooltip' title='" . __("Switch to Dropdown view", "ml-slider") . "' href='" . admin_url( "admin-post.php?action=metaslider_switch_view&view=dropdown") . "'>" . __("Dropdown", "ml-slider") . "</a></div>";
echo "<h3 class='nav-tab-wrapper'>";
foreach ( $tabs as $tab ) {
if ( $tab['active'] ) {
echo "<div class='nav-tab nav-tab-active'><input type='text' name='title' value='" . esc_attr( $tab['title'] ) . "' onfocus='this.style.width = ((this.value.length + 1) * 9) + \"px\"' /></div>";
} else {
echo "<a href='?page=metaslider&id={$tab['id']}' class='nav-tab'>" . esc_html( $tab['title'] ) . "</a>";
}
}
echo "<a href='{$add_url}' id='create_new_tab' class='nav-tab'>+</a>";
echo "</h3>";
} else {
if ( isset( $_GET['add'] ) && $_GET['add'] == 'true' ) {
echo "<div id='message' class='updated'><p>" . __( "New slideshow created. Click 'Add Slide' to get started!", "ml-slider" ) . "</p></div>";
}
echo "<div style='display: none;' id='screen-options-switch-view-wrap'><a class='switchview dashicons-before dashicons-randomize tipsy-tooltip' title='" . __("Switch to Tab view", "ml-slider") . "' href='" . admin_url( "admin-post.php?action=metaslider_switch_view&view=tabs") . "'>" . __("Tabs", "ml-slider") . "</a></div>";
echo "<div class='dropdown_container'><label for='select-slider'>" . __("Select Slider", "ml-slider") . ": </label>";
echo "<select name='select-slider' onchange='if (this.value) window.location.href=this.value'>";
$tabs = $this->all_meta_sliders( 'title' );
foreach ( $tabs as $tab ) {
$selected = $tab['active'] ? " selected" : "";
if ( $tab['active'] ) {
$title = $tab['title'];
}
echo "<option value='?page=metaslider&id={$tab['id']}'{$selected}>{$tab['title']}</option>";
}
echo "</select> " . __( 'or', "ml-slider" ) . " ";
echo "<a href='{$add_url}'>" . __( 'Add New Slideshow', "ml-slider" ) . "</a></div>";
}
} else {
echo "<h3 class='nav-tab-wrapper'>";
echo "<a href='{$add_url}' id='create_new_tab' class='nav-tab'>+</a>";
echo "<div class='bubble'>" . __( "Create your first slideshow", "ml-slider" ) . "</div>";
echo "</h3>";
}
}
/**
* Return the users saved view preference.
*/
public function get_view() {
global $user_ID;
if ( get_user_meta( $user_ID, "metaslider_view", true ) ) {
return get_user_meta( $user_ID, "metaslider_view", true );
}
return 'tabs';
}
/**
* Render the admin page (tabs, slides, settings)
*/
public function render_admin_page() {
// default to the latest slider
$slider_id = $this->find_slider( 'modified', 'DESC' );
// load a slider by ID
if ( isset( $_REQUEST['id'] ) ) {
$temp_id = absint( $_REQUEST['id'] );
// check valid post ID
if ( get_post( $temp_id ) ) {
$slider_id = $temp_id;
}
}
// finally, set the slider
if ( $slider_id > 0 ) {
$this->set_slider( $slider_id );
}
$this->upgrade_to_pro_cta();
$this->do_system_check();
$slider_id = $this->slider ? $this->slider->id : 0;
?>
<script type='text/javascript'>
var metaslider_slider_id = <?php echo $slider_id; ?>;
</script>
<div class="wrap metaslider">
<form accept-charset="UTF-8" action="<?php echo admin_url( 'admin-post.php'); ?>" method="post">
<input type="hidden" name="action" value="metaslider_update_slider">
<input type="hidden" name="slider_id" value="<?php echo $slider_id; ?>">
<?php wp_nonce_field( 'metaslider_update_slider' ); ?>
<?php $this->print_slideshow_selector(); ?>
<?php if ( ! $this->slider ) return; ?>
<div id='poststuff'>
<div id='post-body' class='metabox-holder columns-2'>
<div id='post-body-content'>
<div class="left">
<?php do_action( "metaslider_admin_table_before", $this->slider->id ); ?>
<table class="widefat sortable">
<thead>
<tr>
<th style="width: 100px;">
<h3><?php _e( "Slides", "ml-slider" ) ?></h3>
<?php do_action( "metaslider_admin_table_header_left", $this->slider->id ); ?>
</th>
<th>
<a href='#' class='button alignright add-slide' data-editor='content' title='<?php _e( "Add Slide", "ml-slider" ) ?>'>
<span class='wp-media-buttons-icon'></span> <?php _e( "Add Slide", "ml-slider" ) ?>
</a>
<?php do_action( "metaslider_admin_table_header_right", $this->slider->id ); ?>
</th>
</tr>
</thead>
<tbody>
<?php
$this->slider->render_admin_slides();
?>
</tbody>
</table>
<?php do_action( "metaslider_admin_table_after", $this->slider->id ); ?>
</div>
</div>
<div id="postbox-container-1" class="postbox-container">
<div class='right'>
<div class="ms-postbox" id="metaslider_configuration">
<div class='configuration'>
<input class='alignright button button-primary' type='submit' name='save' id='ms-save' value='<?php _e( "Save", "ml-slider" ) ?>' />
<input class='alignright button button-primary' type='submit' name='preview' id='ms-preview' value='<?php _e( "Save & Preview", "ml-slider" ) ?>' data-slider_id='<?php echo $this->slider->id ?>' data-slider_width='<?php echo $this->slider->get_setting( 'width' ) ?>' data-slider_height='<?php echo $this->slider->get_setting( 'height' ) ?>' />
<span class="spinner"></span>
</div>
<div class="inside">
<table class="settings">
<tbody>
<?php
$aFields = array(
'type' => array(
'priority' => 0,
'type' => 'slider-lib',
'value' => $this->slider->get_setting( 'type' ),
'options' => array(
'flex' => array( 'label' => __( "Flex Slider", "ml-slider" ) ),
'responsive' => array( 'label' => __( "R. Slides", "ml-slider" ) ),
'nivo' => array( 'label' => __( "Nivo Slider", "ml-slider" ) ),
'coin' => array( 'label' => __( "Coin Slider", "ml-slider" ) )
)
),
'width' => array(
'priority' => 10,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 9999,
'step' => 1,
'value' => $this->slider->get_setting( 'width' ),
'label' => __( "Width", "ml-slider" ),
'class' => 'coin flex responsive nivo',
'helptext' => __( "Slideshow width", "ml-slider" ),
'after' => __( "px", "ml-slider" )
),
'height' => array(
'priority' => 20,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 9999,
'step' => 1,
'value' => $this->slider->get_setting( 'height' ),
'label' => __( "Height", "ml-slider" ),
'class' => 'coin flex responsive nivo',
'helptext' => __( "Slideshow height", "ml-slider" ),
'after' => __( "px", "ml-slider" )
),
'effect' => array(
'priority' => 30,
'type' => 'select',
'value' => $this->slider->get_setting( 'effect' ),
'label' => __( "Effect", "ml-slider" ),
'class' => 'effect coin flex responsive nivo',
'helptext' => __( "Slide transition effect", "ml-slider" ),
'options' => array(
'random' => array( 'class' => 'option coin nivo' , 'label' => __( "Random", "ml-slider" ) ),
'swirl' => array( 'class' => 'option coin', 'label' => __( "Swirl", "ml-slider" ) ),
'rain' => array( 'class' => 'option coin', 'label' => __( "Rain", "ml-slider" ) ),
'straight' => array( 'class' => 'option coin', 'label' => __( "Straight", "ml-slider" ) ),
'sliceDown' => array( 'class' => 'option nivo', 'label' => __( "Slide Down", "ml-slider" ) ),
'sliceUp' => array( 'class' => 'option nivo', 'label' => __( "Slice Up", "ml-slider" ) ),
'sliceUpLeft' => array( 'class' => 'option nivo', 'label' => __( "Slide Up Left", "ml-slider" ) ),
'sliceUpDown' => array( 'class' => 'option nivo', 'label' => __( "Slice Up Down", "ml-slider" ) ),
'slideUpDownLeft' => array( 'class' => 'option nivo', 'label' => __( "Slide Up Down Left", "ml-slider" ) ),
'fold' => array( 'class' => 'option nivo', 'label' => __( "Fold", "ml-slider" ) ),
'fade' => array( 'class' => 'option nivo flex responsive', 'label' => __( "Fade", "ml-slider" ) ),
'slideInRight' => array( 'class' => 'option nivo', 'label' => __( "Slide In Right", "ml-slider" ) ),
'slideInLeft' => array( 'class' => 'option nivo', 'label' => __( "Slide In Left", "ml-slider" ) ),
'boxRandom' => array( 'class' => 'option nivo', 'label' => __( "Box Random", "ml-slider" ) ),
'boxRain' => array( 'class' => 'option nivo', 'label' => __( "Box Rain", "ml-slider" ) ),
'boxRainReverse' => array( 'class' => 'option nivo', 'label' => __( "Box Rain Reverse", "ml-slider" ) ),
'boxRainGrowReverse' => array( 'class' => 'option nivo', 'label' => __( "Box Rain Grow Reverse", "ml-slider" ) ),
'slide' => array( 'class' => 'option flex', 'label' => __( "Slide", "ml-slider" ) )
),
),
'theme' => array(
'priority' => 40,
'type' => 'theme',
'value' => $this->slider->get_setting( 'theme' ),
'label' => __( "Theme", "ml-slider" ),
'class' => 'effect coin flex responsive nivo',
'helptext' => __( "Slideshow theme", "ml-slider" ),
'options' => array(
'default' => array( 'class' => 'option nivo flex coin responsive' , 'label' => __( "Default", "ml-slider" ) ),
'dark' => array( 'class' => 'option nivo', 'label' => __( "Dark (Nivo)", "ml-slider" ) ),
'light' => array( 'class' => 'option nivo', 'label' => __( "Light (Nivo)", "ml-slider" ) ),
'bar' => array( 'class' => 'option nivo', 'label' => __( "Bar (Nivo)", "ml-slider" ) ),
),
),
'links' => array(
'priority' => 50,
'type' => 'checkbox',
'label' => __( "Arrows", "ml-slider" ),
'class' => 'option coin flex nivo responsive',
'checked' => $this->slider->get_setting( 'links' ) == 'true' ? 'checked' : '',
'helptext' => __( "Show the previous/next arrows", "ml-slider" )
),
'navigation' => array(
'priority' => 60,
'type' => 'navigation',
'label' => __( "Navigation", "ml-slider" ),
'class' => 'option coin flex nivo responsive',
'value' => $this->slider->get_setting( 'navigation' ),
'helptext' => __( "Show the slide navigation bullets", "ml-slider" ),
'options' => array(
'false' => array( 'label' => __( "Hidden", "ml-slider" ) ),
'true' => array( 'label' => __( "Dots", "ml-slider" ) ),
)
),
);
if ( $this->get_view() == 'dropdown' ) {
$aFields['title'] = array(
'type' => 'title',
'priority' => 5,
'class' => 'option flex nivo responsive coin',
'value' => get_the_title($this->slider->id),
'label' => __( "Title", "ml-slider" ),
'helptext' => __( "Slideshow title", "ml-slider" )
);
}
$aFields = apply_filters( 'metaslider_basic_settings', $aFields, $this->slider );
echo $this->build_settings_rows( $aFields );
?>
</tbody>
</table>
</div>
</div>
<div class="ms-postbox ms-toggle closed" id="metaslider_advanced_settings">
<div class="handlediv" title="Click to toggle"><br></div><h3 class="hndle"><span><?php _e( "Advanced Settings", "ml-slider" ) ?></span></h3>
<div class="inside">
<table>
<tbody>
<?php
$aFields = array(
'fullWidth' => array(
'priority' => 5,
'type' => 'checkbox',
'label' => __( "Stretch", "ml-slider" ),
'class' => 'option flex nivo responsive',
'after' => __( "100% wide output", "ml-slider" ),
'checked' => $this->slider->get_setting( 'fullWidth' ) == 'true' ? 'checked' : '',
'helptext' => __( "Stretch the slideshow output to fill it's parent container", "ml-slider" )
),
'center' => array(
'priority' => 10,
'type' => 'checkbox',
'label' => __( "Center align", "ml-slider" ),
'class' => 'option coin flex nivo responsive',
'checked' => $this->slider->get_setting( 'center' ) == 'true' ? 'checked' : '',
'helptext' => __( "Center align the slideshow", "ml-slider" )
),
'autoPlay' => array(
'priority' => 20,
'type' => 'checkbox',
'label' => __( "Auto play", "ml-slider" ),
'class' => 'option flex nivo responsive',
'checked' => $this->slider->get_setting( 'autoPlay' ) == 'true' ? 'checked' : '',
'helptext' => __( "Transition between slides automatically", "ml-slider" )
),
'smartCrop' => array(
'priority' => 30,
'type' => 'select',
'label' => __( "Image Crop", "ml-slider" ),
'class' => 'option coin flex nivo responsive',
'value' => $this->slider->get_setting( 'smartCrop' ),
'options' => array(
'true' => array( 'label' => __( "Smart Crop", "ml-slider" ), 'class' => '' ),
'false' => array( 'label' => __( "Standard", "ml-slider" ), 'class' => '' ),
'disabled' => array( 'label' => __( "Disabled", "ml-slider" ), 'class' => '' ),
'disabled_pad' => array( 'label' => __( "Disabled (Smart Pad)", "ml-slider" ), 'class' => 'option flex' ),
),
'helptext' => __( "Smart Crop ensures your responsive slides are cropped to a ratio that results in a consistent slideshow size", "ml-slider" )
),
'carouselMode' => array(
'priority' => 40,
'type' => 'checkbox',
'label' => __( "Carousel mode", "ml-slider" ),
'class' => 'option flex showNextWhenChecked',
'checked' => $this->slider->get_setting( 'carouselMode' ) == 'true' ? 'checked' : '',
'helptext' => __( "Display multiple slides at once. Slideshow output will be 100% wide.", "ml-slider" )
),
'carouselMargin' => array(
'priority' => 45,
'min' => 0,
'max' => 9999,
'step' => 1,
'type' => 'number',
'label' => __( "Carousel margin", "ml-slider" ),
'class' => 'option flex',
'value' => $this->slider->get_setting( 'carouselMargin' ),
'helptext' => __( "Pixel margin between slides in carousel.", "ml-slider" ),
'after' => __( "px", "ml-slider" )
),
'random' => array(
'priority' => 50,
'type' => 'checkbox',
'label' => __( "Random", "ml-slider" ),
'class' => 'option coin flex nivo responsive',
'checked' => $this->slider->get_setting( 'random' ) == 'true' ? 'checked' : '',
'helptext' => __( "Randomise the order of the slides", "ml-slider" )
),
'hoverPause' => array(
'priority' => 60,
'type' => 'checkbox',
'label' => __( "Hover pause", "ml-slider" ),
'class' => 'option coin flex nivo responsive',
'checked' => $this->slider->get_setting( 'hoverPause' ) == 'true' ? 'checked' : '',
'helptext' => __( "Pause the slideshow when hovering over slider, then resume when no longer hovering.", "ml-slider" )
),
'reverse' => array(
'priority' => 70,
'type' => 'checkbox',
'label' => __( "Reverse", "ml-slider" ),
'class' => 'option flex',
'checked' => $this->slider->get_setting( 'reverse' ) == 'true' ? 'checked' : '',
'helptext' => __( "Reverse the animation direction", "ml-slider" )
),
'delay' => array(
'priority' => 80,
'type' => 'number',
'size' => 3,
'min' => 500,
'max' => 10000,
'step' => 100,
'value' => $this->slider->get_setting( 'delay' ),
'label' => __( "Slide delay", "ml-slider" ),
'class' => 'option coin flex responsive nivo',
'helptext' => __( "How long to display each slide, in milliseconds", "ml-slider" ),
'after' => __( "ms", "ml-slider" )
),
'animationSpeed' => array(
'priority' => 90,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 2000,
'step' => 100,
'value' => $this->slider->get_setting( 'animationSpeed' ),
'label' => __( "Animation speed", "ml-slider" ),
'class' => 'option flex responsive nivo',
'helptext' => __( "Set the speed of animations, in milliseconds", "ml-slider" ),
'after' => __( "ms", "ml-slider" )
),
'slices' => array(
'priority' => 100,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 20,
'step' => 1,
'value' => $this->slider->get_setting( 'slices' ),
'label' => __( "Number of slices", "ml-slider" ),
'class' => 'option nivo',
'helptext' => __( "Number of slices", "ml-slider" ),
'after' => __( "ms", "ml-slider" )
),
'spw' => array(
'priority' => 110,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 20,
'step' => 1,
'value' => $this->slider->get_setting( 'spw' ),
'label' => __( "Number of squares", "ml-slider" ) . " (" . __( "Width", "ml-slider" ) . ")",
'class' => 'option nivo',
'helptext' => __( "Number of squares", "ml-slider" ),
'after' => ''
),
'sph' => array(
'priority' => 120,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 20,
'step' => 1,
'value' => $this->slider->get_setting( 'sph' ),
'label' => __( "Number of squares", "ml-slider" ) . " (" . __( "Height", "ml-slider" ) . ")",
'class' => 'option nivo',
'helptext' => __( "Number of squares", "ml-slider" ),
'after' => ''
),
'direction' => array(
'priority' => 130,
'type' => 'select',
'label' => __( "Slide direction", "ml-slider" ),
'class' => 'option flex',
'helptext' => __( "Select the sliding direction", "ml-slider" ),
'value' => $this->slider->get_setting( 'direction' ),
'options' => array(
'horizontal' => array( 'label' => __( "Horizontal", "ml-slider" ), 'class' => '' ),
'vertical' => array( 'label' => __( "Vertical", "ml-slider" ), 'class' => '' ),
)
),
'easing' => array(
'priority' => 140,
'type' => 'select',
'label' => __( "Easing", "ml-slider" ),
'class' => 'option flex',
'helptext' => __( "Animation easing effect", "ml-slider" ),
'value' => $this->slider->get_setting( 'easing' ),
'options' => $this->get_easing_options()
),
'prevText' => array(
'priority' => 150,
'type' => 'text',
'label' => __( "Previous text", "ml-slider" ),
'class' => 'option coin flex responsive nivo',
'helptext' => __( "Set the text for the 'previous' direction item", "ml-slider" ),
'value' => $this->slider->get_setting( 'prevText' ) == 'false' ? '' : $this->slider->get_setting( 'prevText' )
),
'nextText' => array(
'priority' => 160,
'type' => 'text',
'label' => __( "Next text", "ml-slider" ),
'class' => 'option coin flex responsive nivo',
'helptext' => __( "Set the text for the 'next' direction item", "ml-slider" ),
'value' => $this->slider->get_setting( 'nextText' ) == 'false' ? '' : $this->slider->get_setting( 'nextText' )
),
'sDelay' => array(
'priority' => 170,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 500,
'step' => 10,
'value' => $this->slider->get_setting( 'sDelay' ),
'label' => __( "Square delay", "ml-slider" ),
'class' => 'option coin',
'helptext' => __( "Delay between squares in ms", "ml-slider" ),
'after' => __( "ms", "ml-slider" )
),
'opacity' => array(
'priority' => 180,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 1,
'step' => 0.1,
'value' => $this->slider->get_setting( 'opacity' ),
'label' => __( "Opacity", "ml-slider" ),
'class' => 'option coin',
'helptext' => __( "Opacity of title and navigation", "ml-slider" ),
'after' => ''
),
'titleSpeed' => array(
'priority' => 190,
'type' => 'number',
'size' => 3,
'min' => 0,
'max' => 10000,
'step' => 100,
'value' => $this->slider->get_setting( 'titleSpeed' ),
'label' => __( "Caption speed", "ml-slider" ),
'class' => 'option coin',
'helptext' => __( "Set the fade in speed of the caption", "ml-slider" ),
'after' => __( "ms", "ml-slider" )
),
'developerOptions' => array(
'priority' => 195,
'type' => 'divider',
'class' => 'option coin flex responsive nivo',
'value' => __( "Developer options", "ml-slider" )
),
'cssClass' => array(
'priority' => 200,
'type' => 'text',
'label' => __( "CSS classes", "ml-slider" ),
'class' => 'option coin flex responsive nivo',
'helptext' => __( "Specify any custom CSS Classes you would like to be added to the slider wrapper", "ml-slider" ),
'value' => $this->slider->get_setting( 'cssClass' ) == 'false' ? '' : $this->slider->get_setting( 'cssClass' )
),
'printCss' => array(
'priority' => 210,
'type' => 'checkbox',
'label' => __( "Print CSS", "ml-slider" ),
'class' => 'option coin flex responsive nivo useWithCaution',
'checked' => $this->slider->get_setting( 'printCss' ) == 'true' ? 'checked' : '',
'helptext' => __( "Uncheck this is you would like to include your own CSS", "ml-slider" )
),
'printJs' => array(
'priority' => 220,
'type' => 'checkbox',
'label' => __( "Print JS", "ml-slider" ),
'class' => 'option coin flex responsive nivo useWithCaution',
'checked' => $this->slider->get_setting( 'printJs' ) == 'true' ? 'checked' : '',
'helptext' => __( "Uncheck this is you would like to include your own Javascript", "ml-slider" )
),
'noConflict' => array(
'priority' => 230,
'type' => 'checkbox',
'label' => __( "No conflict mode", "ml-slider" ),
'class' => 'option flex',
'checked' => $this->slider->get_setting( 'noConflict' ) == 'true' ? 'checked' : '',
'helptext' => __( "Delay adding the flexslider class to the slideshow", "ml-slider" )
),
);
$aFields = apply_filters( 'metaslider_advanced_settings', $aFields, $this->slider );
echo $this->build_settings_rows( $aFields );
?>
</tbody>
</table>
</div>
</div>
<div class="ms-postbox shortcode ms-toggle" id="metaslider_usage">
<div class="handlediv" title="Click to toggle"><br></div><h3 class="hndle"><span><?php _e( "Usage", "ml-slider" ) ?></span></h3>
<div class="inside">
<ul class='tabs'>
<li rel='tab-1' class='selected'><?php _e( "Shortcode", "ml-slider" ) ?></li>
<li rel='tab-2'><?php _e( "Template Include", "ml-slider" ) ?></li>
</ul>
<div class='tabs-content'>
<div class='tab tab-1'>
<p><?php _e( "Copy & paste the shortcode directly into any WordPress post or page.", "ml-slider" ); ?></p>
<input readonly='readonly' type='text' value='[metaslider id=<?php echo $this->slider->id ?>]' /></div>
<div class='tab tab-2' style='display: none'>
<p><?php _e( "Copy & paste this code into a template file to include the slideshow within your theme.", "ml-slider" ); ?></p>
<textarea readonly='readonly'><?php echo do_shortcode("[metaslider id=<?php echo $this->slider->id ?>]"); ?></textarea></div>
</div>
</div>
</div>
<?php if ( ! is_plugin_active('ml-slider-pro/ml-slider-pro.php') ) : ?>
<div class="ms-postbox social" id="metaslider_social">
<div class="inside">
<ul class='info'>
<li style='width: 33%;'>
<a href="https://twitter.com/share" class="twitter-share-button" data-url="https://www.metaslider.com" data-text="Check out Meta Slider, an easy to use slideshow plugin for WordPress" data-hashtags="metaslider, wordpress, slideshow">Tweet</a>
<script>!function(d,s,id){var js,fjs=d.getElementsByTagName(s)[0],p=/^http:/.test(d.location)?'http':'https';if(!d.getElementById(id)){js=d.createElement(s);js.id=id;js.src=p+'://platform.twitter.com/widgets.js';fjs.parentNode.insertBefore(js,fjs);}}(document, 'script', 'twitter-wjs');</script>
</li>
<li style='width: 34%;'>
<div class="g-plusone" data-size="medium" data-href="https://www.metaslider.com"></div>
<script type="text/javascript">
(function() {
var po = document.createElement('script'); po.type = 'text/javascript'; po.async = true;
po.src = 'https://apis.google.com/js/plusone.js';
var s = document.getElementsByTagName('script')[0]; s.parentNode.insertBefore(po, s);
})();
</script>
</li>
<li style='width: 33%;'>
<iframe style='border:none; overflow:hidden; width:80px; height:21px;' src="//www.facebook.com/plugins/like.php?href=https%3A%2F%2Fwww.facebook.com%2Fwpmetaslider&width=120&layout=button_count&action=like&show_faces=true&share=false&height=21&appId=156668027835524" scrolling="no" frameborder="0" allowTransparency="true"></iframe>
</li>
</ul>
</div>
</div>
<?php endif; ?>
<?php $url = wp_nonce_url( admin_url( "admin-post.php?action=metaslider_delete_slider&slider_id={$this->slider->id}" ), "metaslider_delete_slider" ); ?>
<a class='delete-slider alignright button-secondary' href='<?php echo $url ?>'><?php _e( "Delete Slider", "ml-slider" ) ?></a>
</div>
</div>
</div>
</div>
</form>
</div>
<?php
}
/**
* Append the 'Add Slider' button to selected admin pages
*/
public function insert_metaslider_button( $context ) {
$capability = apply_filters( 'metaslider_capability', 'edit_others_posts' );
if ( ! current_user_can( $capability ) ) {
return $context;
}
global $pagenow;
if ( in_array( $pagenow, array( 'post.php', 'page.php', 'post-new.php', 'post-edit.php' ) ) ) {
$context .= '<a href="#TB_inline?&inlineId=choose-meta-slider" class="thickbox button" title="' .
__( "Select slideshow to insert into post", "ml-slider" ) .
'"><span class="wp-media-buttons-icon" style="background: url(' . METASLIDER_ASSETS_URL .
'/metaslider/matchalabs.png); background-repeat: no-repeat; background-position: left bottom;"></span> ' .
__( "Add slider", "ml-slider" ) . '</a>';
}
return $context;
}
/**
* Append the 'Choose Meta Slider' thickbox content to the bottom of selected admin pages
*/
public function admin_footer() {
global $pagenow;
// Only run in post/page creation and edit screens
if ( in_array( $pagenow, array( 'post.php', 'page.php', 'post-new.php', 'post-edit.php' ) ) ) {
$sliders = $this->all_meta_sliders( 'title' );
?>
<script type="text/javascript">
jQuery(document).ready(function() {
jQuery('#insertMetaSlider').on('click', function() {
var id = jQuery('#metaslider-select option:selected').val();
window.send_to_editor('[metaslider id=' + id + ']');
tb_remove();
})
});
</script>
<div id="choose-meta-slider" style="display: none;">
<div class="wrap">
<?php
if ( count( $sliders ) ) {
echo "<h3 style='margin-bottom: 20px;'>" . __( "Insert Meta Slider", "ml-slider" ) . "</h3>";
echo "<select id='metaslider-select'>";
echo "<option disabled=disabled>" . __( "Choose slideshow", "ml-slider" ) . "</option>";
foreach ( $sliders as $slider ) {
echo "<option value='{$slider['id']}'>{$slider['title']}</option>";
}
echo "</select>";
echo "<button class='button primary' id='insertMetaSlider'>" . __( "Insert slideshow", "ml-slider" ) . "</button>";
} else {
_e( "No slideshows found", "ml-slider" );
}
?>
</div>
</div>
<?php
}
}
/**
* Return the meta slider pro upgrade iFrame
*/
public function upgrade_to_pro_tab() {
if ( function_exists( 'is_plugin_active' ) && ! is_plugin_active( 'ml-slider-pro/ml-slider-pro.php' ) ) {
return wp_iframe( array( $this, 'upgrade_to_pro_iframe' ) );
}
}
/**
* Media Manager iframe HTML
*/
public function upgrade_to_pro_iframe() {
wp_enqueue_style( 'metaslider-admin-styles', METASLIDER_ASSETS_URL . 'metaslider/admin.css', false, METASLIDER_VERSION );
wp_enqueue_script( 'google-font-api', 'http://fonts.googleapis.com/css?family=PT+Sans:400,700' );
$link = apply_filters( 'metaslider_hoplink', 'https://www.metaslider.com/upgrade/' );
$link .= '?utm_source=lite&utm_medium=more-slide-types&utm_campaign=pro';
echo implode("", array(
"<div class='metaslider_pro'>",
"<p>Get the Pro Addon pack to add support for: <b>Post Feed</b> Slides, <b>YouTube</b> Slides, <b>HTML</b> Slides & <b>Vimeo</b> Slides</p>",
"<a class='probutton' href='{$link}' target='_blank'>Get <span class='logo'><strong>Meta</strong>Slider</span><span class='super'>Pro</span></a>",
"<span class='subtext'>Opens in a new window</span>",
"</div>"
));
}
/**
* Add settings link on plugin page
*/
public function upgrade_to_pro_link( $links ) {
if ( function_exists( 'is_plugin_active' ) && ! is_plugin_active( 'ml-slider-pro/ml-slider-pro.php' ) ) {
$links[] = '<a href="https://www.metaslider.com/upgrade/" target="_blank">' . __( "Go Pro", "ml-slider" ) . '</a>';
}
return $links;
}
/**
* Upgrade CTA.
*/
public function upgrade_to_pro_cta() {
if ( function_exists( 'is_plugin_active' ) && ! is_plugin_active( 'ml-slider-pro/ml-slider-pro.php' ) ) {
$upgrade_link = esc_url( add_query_arg(
array(
'utm_source' => 'lite',
'utm_medium' => 'nag',
'utm_campaign' => 'pro'
), 'https://www.metaslider.com/upgrade/' ) );
$link = apply_filters( 'metaslider_hoplink', $upgrade_link );
$text = "Meta Slider v" . METASLIDER_VERSION . " - " . __( 'Upgrade to Pro $19', "ml-slider" );
echo "<div style='display: none;' id='screen-options-link-wrap'><a target='_blank' class='show-settings dashicons-before dashicons-performance' href='{$link}'>{$text}</a></div>";
}
}
/**
* Add a 'property=stylesheet' attribute to the Meta Slider CSS links for HTML5 validation
*
* @since 3.3.4
* @param string $tag
* @param string $handle
*/
public function add_property_attribute_to_stylesheet_links( $tag, $handle ) {
if ( strpos( $handle, 'metaslider' ) !== FALSE && strpos( $tag, "property='" ) === FALSE ) {
// we're only filtering tags with metaslider in the handle, and links which don't already have a property attribute
$tag = str_replace( "/>", "property='stylesheet' />", $tag );
}
return $tag;
}
}
endif;
add_action( 'plugins_loaded', array( 'MetaSliderPlugin', 'init' ), 10 );