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<?php defined( 'ABSPATH' ) OR die( 'This script cannot be accessed directly.' );
class US_Shortcodes {
/**
* @var {String} Template directory
*/
protected $_template_directory;
protected $config;
/**
* @var array Current shortcode config
*/
protected $_settings;
/**
* Retrieve one setting (used for compatibility with VC)
*
* @param string $key
*
* @return mixed
*/
public function settings( $key ) {
return isset( $this->_settings[ $key ] ) ? $this->_settings[ $key ] : NULL;
}
/**
* @var US_Shortcodes
*/
protected static $instance;
/**
* Singleton pattern: US_Shortcodes::instance()->us_grid($atts, $content)
*
* @return US_Shortcodes
*/
public static function instance() {
if ( ! isset( self::$instance ) ) {
self::$instance = new self;
}
return self::$instance;
}
protected function __construct() {
global $us_template_directory, $us_stylesheet_directory;
$this->config = us_config( 'shortcodes' );
add_filter( 'the_content', array( $this, 'paragraph_fix' ) );
add_filter( 'us_page_block_the_content', array( $this, 'paragraph_fix' ), 11 );
add_filter( 'us_content_template_the_content', array( $this, 'paragraph_fix' ), 11 );
add_filter( 'the_content', array( $this, 'a_to_img_magnific_pupup' ) );
add_filter( 'us_page_block_the_content', array( $this, 'a_to_img_magnific_pupup' ) );
add_filter( 'us_content_template_the_content', array( $this, 'a_to_img_magnific_pupup' ) );
// Make sure that priority makes the class init after WPBakery Page Builder
add_action( 'init', array( $this, 'init' ), 20 );
$this->_template_directory = $us_template_directory;
$this->_stylesheet_directory = $us_stylesheet_directory;
}
/**
* @var bool Is the shortcode inited?
*/
protected $inited = FALSE;
public function init() {
// Adding new shortcodes
if ( isset( $this->config['theme_elements'] ) ) {
foreach ( $this->config['theme_elements'] as $element ) {
$shortcode = 'us_' . $element;
add_shortcode( $shortcode, array( $this, $shortcode ) );
}
}
// Adding aliases
if ( isset( $this->config['alias'] ) ) {
foreach ( $this->config['alias'] as $shortcode => $alias ) {
// Overloading the previous declaration if exists
if ( shortcode_exists( $shortcode ) ) {
remove_shortcode( $shortcode );
}
add_shortcode( $shortcode, array( $this, $shortcode ) );
}
}
// Modifying existing shortcodes
if ( isset( $this->config['modified'] ) ) {
foreach ( $this->config['modified'] as $shortcode => $shortcode_params ) {
// Some shortcodes should not be overloaded
if ( isset( $shortcode_params['overload'] ) AND ! $shortcode_params['overload'] ) {
continue;
}
// Overloading the previous declaration if exists
if ( shortcode_exists( $shortcode ) ) {
remove_shortcode( $shortcode );
}
add_shortcode( $shortcode, array( $this, $shortcode ) );
}
}
// Removing disabled shortcodes
if ( us_get_option( 'disable_extra_vc', 1 ) == 1 AND isset( $this->config['disabled'] ) ) {
foreach ( $this->config['disabled'] as $shortcode ) {
if ( shortcode_exists( $shortcode ) ) {
remove_shortcode( $shortcode );
}
}
}
$this->inited = TRUE;
}
/**
* Handling shortcodes
*
* @param string $shortcode Shortcode name
* @param array $args
*
* @return string Generated shortcode output
*
*/
public function __call( $shortcode, $args ) {
$_output = '';
$shortcode_base = $shortcode;
// Checking wif it is alias and getting real shortcode name
if ( isset( $this->config['alias'][ $shortcode ] ) ) {
$shortcode = $this->config['alias'][ $shortcode ];
}
// Check if it is theme element or modified shortcode
if ( substr( $shortcode, 0, 3 ) == 'us_' ) {
$element = substr( $shortcode, 3 );
} else {
$element = $shortcode;
}
if ( ! in_array( $element, $this->config['theme_elements'] ) AND ! isset( $this->config['modified'][ $element ] ) ) {
return $_output;
}
// Preparing params for shortcodes (can be used inside of the input)
$atts = isset( $args[0] ) ? $args[0] : array();
$content = isset( $args[1] ) ? $args[1] : '';
// VC's special chars replacement
if ( is_array( $atts ) ) {
$atts_result = array();
foreach ( $atts as $key => $val ) {
$atts_result[ $key ] = str_replace(
array(
'`{`',
'`}`',
'``',
), array(
'[',
']',
'"',
), $val
);
}
$atts = $atts_result;
}
// Preserving VC before hook
if ( substr( $shortcode_base, 0, 3 ) == 'vc_' AND defined( 'VC_SHORTCODE_BEFORE_CUSTOMIZE_PREFIX' ) ) {
$custom_output_before = VC_SHORTCODE_BEFORE_CUSTOMIZE_PREFIX . $shortcode_base;
if ( function_exists( $custom_output_before ) ) {
$_output .= $custom_output_before( $atts, $content );
}
unset( $custom_output_before );
}
$_filename = us_locate_file( 'templates/elements/' . $element . '.php' );
// We are using the context variable in some elements templates
$us_elm_context = 'shortcode';
// Fallback for elements that used both in shortcodes and in grid builder
global $us_grid_object_type;
if ( ! $us_grid_object_type ) {
$us_grid_object_type = 'post';
}
$filled_atts = us_shortcode_atts( $atts, $shortcode );
// Only for theme elements aliases: get params for both base and alias
if ( $shortcode_base != $shortcode AND substr( $shortcode, 0, 3 ) == 'us_' ) {
$filled_atts_base = us_shortcode_atts( $atts, $shortcode_base );
$filled_atts = us_array_merge( $filled_atts, $filled_atts_base );
}
// Add custom CSS class name from Design Options
if ( ! empty( $filled_atts['css'] ) ) {
if ( function_exists( 'us_get_design_css_class' ) ) {
$design_css_class = us_get_design_css_class( $filled_atts['css'] );
$filled_atts['design_css_class'] = $design_css_class;
if ( ! isset( $filled_atts['classes'] ) ) {
$filled_atts['classes'] = ' ' . $design_css_class;
} else {
$filled_atts['classes'] .= ' ' . $design_css_class;
}
}
}
unset( $filled_atts['content'] );
extract( $filled_atts );
ob_start();
require $_filename;
$_output .= ob_get_clean();
// Preserving VC after hooks
if ( substr( $shortcode_base, 0, 3 ) == 'vc_' ) {
if ( defined( 'VC_SHORTCODE_AFTER_CUSTOMIZE_PREFIX' ) ) {
$custom_output_after = VC_SHORTCODE_AFTER_CUSTOMIZE_PREFIX . $shortcode_base;
if ( function_exists( $custom_output_after ) ) {
$_output .= $custom_output_after( $atts, $content );
}
}
$this->_settings = array(
'base' => $shortcode_base,
);
$_output = apply_filters( 'vc_shortcode_output', $_output, $this, isset( $args[0] ) ? $args[0] : array(), $shortcode );
}
return $_output;
}
public function paragraph_fix( $content ) {
$array = array(
'<p>[' => '[',
']</p>' => ']',
']<br />' => ']',
']<br>' => ']',
);
$content = strtr( $content, $array );
return $content;
}
public function a_to_img_magnific_pupup( $content ) {
$pattern = "/<a(.*?)href=('|\")([^>]*?).(bmp|gif|jpeg|jpg|png)('|\")(.*?)>/i";
$replacement = '<a$1ref="magnificPopup" href=$2$3.$4$5$6>';
$content = preg_replace( $pattern, $replacement, $content );
return $content;
}
/**
* Remove some of the shortcodes handlers to use native VC shortcodes instead for front-end compatibility
*/
public function vc_front_end_compatibility() {
if ( WP_DEBUG AND $this->inited ) {
wp_die( 'Shortcodes VC front end compatibility should be provided before the shortcodes init' );
}
unset( $this->config['modified']['vc_tta_tabs'], $this->config['modified']['vc_tta_accordion'], $this->config['modified']['vc_tta_tour'], $this->config['alias']['vc_tta_accordion'], $this->config['alias']['vc_tta_tour'], $this->config['modified']['vc_tta_section'] );
}
}
global $us_shortcodes;
$us_shortcodes = US_Shortcodes::instance();
// Add custom options to WP Gallery window
add_action( 'print_media_templates', 'us_media_templates' );
function us_media_templates() {
?>
<script type="text/html" id="tmpl-us-custom-gallery-setting">
<label class="setting">
<span><?php _e( 'Add indents between items', 'us' ) ?></span>
<input type="checkbox" data-setting="indents">
</label>
<label class="setting">
<span><?php _e( 'Display as', 'us' ) ?> <?php _e( 'Masonry', 'us' ) ?></span>
<input type="checkbox" data-setting="masonry">
</label>
<label class="setting">
<span><?php _e( 'Show image title and description', 'us' ) ?></span>
<input type="checkbox" data-setting="meta">
</label>
</script>
<script>
jQuery( document ).ready( function() {
if ( wp === undefined || wp.media === undefined ) {
return;
}
// add your shortcode attribute and its default value to the
// gallery settings list; $.extend should work as well...
jQuery.extend( wp.media.gallery.defaults, {
type: 'default_val'
} );
// merge default gallery settings template with yours
wp.media.view.Settings.Gallery = wp.media.view.Settings.Gallery.extend( {
template: function( view ) {
return wp.media.template( 'gallery-settings' )( view )
+ wp.media.template( 'us-custom-gallery-setting' )( view );
}
} );
} );
</script>
<script type="text/html" id="tmpl-us-custom-image-setting">
<label class="setting" data-setting="us_attachment_link">
<span class="name"><?php _e( 'Custom Link', 'us' ); ?></span>
<input type="text" value="{{ data.us_attachment_link || '' }}"><?php /* value="{{ data.meta.us_attachment_link || '' }}" */ ?>
</label>
</script>
<script>
jQuery( document ).ready( function() {
if ( wp === undefined || wp.media === undefined ) {
return;
}
wp.media.view.Attachment.Details = wp.media.view.Attachment.Details.extend( {
template: function( view ) {
return wp.media.template( 'attachment-details' )( view ).replace( 'attachment-info">', 'attachment-info">' + wp.media.template( 'us-custom-image-setting' )( view ) );
}
} );
} );
</script>
<?php
}
add_action( 'wp_ajax_save-attachment', 'us_ajax_save_attachment', 1 );
function us_ajax_save_attachment() {
if ( ! isset( $_REQUEST['id'] ) || ! isset( $_REQUEST['changes'] ) ) {
wp_send_json_error();
}
if ( ! $id = absint( $_REQUEST['id'] ) ) {
wp_send_json_error();
}
check_ajax_referer( 'update-post_' . $id, 'nonce' );
if ( ! current_user_can( 'edit_post', $id ) ) {
wp_send_json_error();
}
$changes = $_REQUEST['changes'];
$post = get_post( $id, ARRAY_A );
if ( 'attachment' != $post['post_type'] ) {
wp_send_json_error();
}
if ( isset( $changes['us_attachment_link'] ) ) {
update_post_meta( $post['ID'], 'us_attachment_link', $changes['us_attachment_link'] );
}
}
add_filter( 'wp_prepare_attachment_for_js', 'us_prepare_attachment_for_js', 10, 3 );
function us_prepare_attachment_for_js( $response, $attachment, $meta ) {
$response['us_attachment_link'] = get_post_meta( $attachment->ID, 'us_attachment_link', TRUE );
return $response;
}
// Add theme image sizes to WP selector in Gallery options
add_filter( 'image_size_names_choose', 'us_image_size_names_choose' );
function us_image_size_names_choose( $sizes ) {
return us_get_image_sizes_list();
}