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<?php
/**
* Defines filters and actions used in several templates/classes
*
*/
if ( ! class_exists( 'CZR_utils' ) ) :
class CZR_utils {
//Access any method or var of the class with classname::$instance -> var or method():
static $inst;
static $instance;
public $default_options;
public $db_options;
public $options;//not used in customizer context only
public $is_customizing;
public $tc_options_prefixes;
public static $_theme_setting_list;
function __construct () {
self::$inst =& $this;
self::$instance =& $this;
//Various WP filters for
//content
//thumbnails => parses image if smartload enabled
//title
add_action( 'wp_head' , array( $this , 'czr_fn_wp_filters') );
//get all options
add_filter( '__options' , 'czr_fn_get_theme_options' , 10, 1 );
//get single option
add_filter( '__get_option' , 'czr_fn_opt' , 10, 2 );//deprecated
//some useful filters
add_filter( '__ID' , 'czr_fn_get_id' );//deprecated
add_filter( '__screen_layout' , array( $this , 'czr_fn_get_layout' ) , 10 , 2 );//deprecated
add_filter( '__is_home' , 'czr_fn_is_real_home' );
add_filter( '__is_home_empty' , 'czr_fn_is_home_empty' );
add_filter( '__post_type' , 'czr_fn_get_post_type' );
add_filter( '__is_no_results' , 'czr_fn_is_no_results' );
add_filter( '__article_selectors' , array( $this , 'czr_fn_article_selectors' ) );
//social networks
add_filter( '__get_socials' , 'czr_fn_get_social_networks', 10, 0 );
}
/**
* hook : wp_head
* @package Customizr
* @since Customizr 3.3.0
*/
function czr_fn_wp_filters() {
add_filter( 'the_content' , array( $this , 'czr_fn_fancybox_content_filter' ) );
if ( apply_filters( 'tc_enable_fancybox_in_wc_short_description', false ) ) {
add_filter( 'woocommerce_short_description' , array( $this, 'czr_fn_fancybox_content_filter' ) );
}
/*
* Smartload disabled for content retrieved via ajax
*/
if ( apply_filters( 'tc_globally_enable_img_smart_load', ! czr_fn_is_ajax() && esc_attr( czr_fn_opt( 'tc_img_smart_load' ) ) ) ) {
add_filter( 'the_content' , 'czr_fn_parse_imgs', PHP_INT_MAX );
add_filter( 'tc_thumb_html' , 'czr_fn_parse_imgs' );
if ( apply_filters( 'tc_enable_img_smart_load_in_wc_short_description', false ) ) {
add_filter( 'woocommerce_short_description' , 'czr_fn_parse_imgs' );
}
}
add_filter( 'wp_title' , 'czr_fn_wp_filter_title' , 10, 2 );
}
/**
* Returns the current skin's primary color
*
* @package Customizr
* @since Customizr 3.1.23
*/
function czr_fn_get_skin_color( $_what = null ) {
$_color_map = CZR___::$instance -> skin_classic_color_map;
$_color_map = ( is_array($_color_map) ) ? $_color_map : array();
$_active_skin = str_replace('.min.', '.', basename( CZR_init::$instance -> czr_fn_get_style_src() ) );
//falls back to grey.css array( '#5A5A5A', '#343434' ) if not defined
$_to_return = array( '#5A5A5A', '#343434' );
switch ($_what) {
case 'all':
$_to_return = $_color_map;
break;
case 'pair':
$_to_return = ( false != $_active_skin && array_key_exists( $_active_skin, $_color_map ) && is_array( $_color_map[$_active_skin] ) ) ? $_color_map[$_active_skin] : $_to_return;
break;
default:
$_to_return = ( false != $_active_skin && isset($_color_map[$_active_skin][0]) ) ? $_color_map[$_active_skin][0] : $_to_return[0];
break;
}
return apply_filters( 'tc_get_skin_color' , $_to_return , $_what );
}
/**
* Returns an option from the options array of the theme.
*
* @package Customizr
* @since Customizr 1.0
*/
function czr_fn_opt( $option_name , $option_group = null, $use_default = true ) {
return czr_fn_opt( $option_name , $option_group, $use_default );
}
//backward compatibility
//used until FPU 2.0.33
function czr_fn_parse_imgs( $_html ) {
return czr_fn_parse_imgs( $_html );
}
/**
* Returns the "real" queried post ID or if !isset, get_the_ID()
* Checks some contextual booleans
*
* @package Customizr
* @since Customizr 1.0
*/
public static function czr_fn_id() {
return czr_fn_get_id();
}
/**
* This function returns the layout (sidebar(s), or full width) to apply to a context
*
* @package Customizr
* @since Customizr 1.0
*/
public static function czr_fn_get_layout( $post_id , $sidebar_or_class = 'class' ) {
$__options = czr_fn__f ( '__options' );
//Article wrapper class definition
$global_layout = apply_filters( 'tc_global_layout' , CZR_init::$instance -> global_layout );
/* DEFAULT LAYOUTS */
//what is the default layout we want to apply? By default we apply the global default layout
$tc_sidebar_default_layout = esc_attr( $__options['tc_sidebar_global_layout'] );
//checks if the 'force default layout' option is checked and return the default layout before any specific layout
if( isset($__options['tc_sidebar_force_layout']) && 1 == $__options['tc_sidebar_force_layout'] ) {
$class_tab = $global_layout[$tc_sidebar_default_layout];
$class_tab = $class_tab['content'];
$tc_screen_layout = array(
'sidebar' => $tc_sidebar_default_layout,
'class' => $class_tab
);
return $tc_screen_layout[$sidebar_or_class];
}
global $wp_query, $post;
$tc_specific_post_layout = false;
$is_singular_layout = false;
if ( apply_filters( 'tc_is_post_layout', is_single( $post_id ), $post_id ) || czr_fn_is_attachment_image() ) {
$tc_sidebar_default_layout = esc_attr( $__options['tc_sidebar_post_layout'] );
$is_singular_layout = true;
} elseif ( apply_filters( 'tc_is_page_layout', is_page( $post_id ), $post_id ) ) {
$tc_sidebar_default_layout = esc_attr( $__options['tc_sidebar_page_layout'] );
$is_singular_layout = true;
}
//builds the default layout option array including layout and article class
$class_tab = $global_layout[$tc_sidebar_default_layout];
$class_tab = $class_tab['content'];
$tc_screen_layout = array(
'sidebar' => $tc_sidebar_default_layout,
'class' => $class_tab
);
//The following lines set the post specific layout if any, and if not keeps the default layout previously defined
$tc_specific_post_layout = false;
//if we are displaying an attachement, we use the parent post/page layout by default
//=> but if the attachment has a layout, it will win.
if ( isset($post) && is_singular() && 'attachment' == $post->post_type ) {
$tc_specific_post_layout = esc_attr( get_post_meta( $post_id, $key = 'layout_key' , $single = true ) );
if ( ! $tc_specific_post_layout ) {
$tc_specific_post_layout = esc_attr( get_post_meta( $post->post_parent , $key = 'layout_key' , $single = true ) );
}
}
//for a singular post or page OR for the posts page
elseif ( $is_singular_layout || is_singular() || czr_fn_is_attachment_image() || $wp_query -> is_posts_page )
$tc_specific_post_layout = esc_attr( get_post_meta( $post_id, $key = 'layout_key' , $single = true ) );
//checks if we display home page, either posts or static page and apply the customizer option
if( ( is_home() && 'posts' == get_option( 'show_on_front' ) ) || is_front_page() ) {
$tc_specific_post_layout = $__options['tc_front_layout'];
}
if( $tc_specific_post_layout ) {
$class_tab = $global_layout[$tc_specific_post_layout];
$class_tab = $class_tab['content'];
$tc_screen_layout = array(
'sidebar' => $tc_specific_post_layout,
'class' => $class_tab
);
}
return apply_filters( 'tc_screen_layout' , $tc_screen_layout[$sidebar_or_class], $post_id , $sidebar_or_class );
}
/**
* Add an optional rel="tc-fancybox[]" attribute to all images embedded in a post.
*
* @package Customizr
* @since Customizr 2.0.7
*/
function czr_fn_fancybox_content_filter( $content) {
$tc_fancybox = esc_attr( czr_fn_opt( 'tc_fancybox' ) );
if ( 1 != $tc_fancybox )
return $content;
global $post;
if ( ! isset($post) )
return $content;
//same as smartload ones
$allowed_image_extentions = apply_filters( 'tc_lightbox_allowed_img_extensions', array(
'bmp',
'gif',
'jpeg',
'jpg',
'jpe',
'tif',
'tiff',
'ico',
'png',
'svg',
'svgz'
) );
if ( empty( $allowed_image_extentions ) || ! is_array( $allowed_image_extentions ) ) {
return $content;
}
$img_extensions_pattern = sprintf( "(?:%s)", implode( '|', $allowed_image_extentions ) );
$pattern = '#<a([^>]+?)href=[\'"]?([^\'"\s>]+\.'.$img_extensions_pattern.'[^\'"\s>]*)[\'"]?([^>]*)>#i';
$replacement = '<a$1href="$2" class="grouped_elements" rel="tc-fancybox-group'.$post -> ID.'"$3>';
$r_content = preg_replace( $pattern, $replacement, $content);
$content = $r_content ? $r_content : $content;
return apply_filters( 'tc_fancybox_content_filter', $content );
}
/**
* Returns the classes for the post div.
*
* @param string|array $class One or more classes to add to the class list.
* @param int $post_id An optional post ID.
* @package Customizr
* @since 3.0.10
*/
function czr_fn_get_post_class( $class = '', $post_id = null ) {
//Separates classes with a single space, collates classes for post DIV
return 'class="' . join( ' ', get_post_class( $class, $post_id ) ) . '"';
}
/**
* Displays the selectors of the article depending on the context
*
* @package Customizr
* @since 3.1.0
*/
function czr_fn_article_selectors() {
//gets global vars
global $post;
global $wp_query;
//declares selector var
$selectors = '';
// SINGLE POST
$single_post_selector_bool = isset($post) && 'page' != $post -> post_type && 'attachment' != $post -> post_type && is_singular();
$selectors = $single_post_selector_bool ? apply_filters( 'tc_single_post_selectors' ,'id="post-'.get_the_ID().'" '.$this -> czr_fn_get_post_class('row-fluid') ) : $selectors;
// POST LIST
$post_list_selector_bool = ( isset($post) && !is_singular() && !is_404() && !czr_fn__f( '__is_home_empty') ) || ( is_search() && 0 != $wp_query -> post_count );
$selectors = $post_list_selector_bool ? apply_filters( 'tc_post_list_selectors' , 'id="post-'.get_the_ID().'" '.$this -> czr_fn_get_post_class( 'row-fluid grid-item' ) ) : $selectors;
// PAGE
$page_selector_bool = isset($post) && 'page' == czr_fn__f('__post_type') && is_singular() && !czr_fn__f( '__is_home_empty');
$selectors = $page_selector_bool ? apply_filters( 'tc_page_selectors' , 'id="page-'.get_the_ID().'" '.$this -> czr_fn_get_post_class('row-fluid') ) : $selectors;
// ATTACHMENT
//checks if attachement is image and add a selector
$format_image = wp_attachment_is_image() ? 'format-image' : '';
$selectors = ( isset($post) && 'attachment' == $post -> post_type && is_singular() ) ? apply_filters( 'tc_attachment_selectors' , 'id="post-'.get_the_ID().'" '.$this -> czr_fn_get_post_class(array('row-fluid', $format_image) ) ) : $selectors;
// NO SEARCH RESULTS
$selectors = ( is_search() && 0 == $wp_query -> post_count ) ? apply_filters( 'tc_no_results_selectors' , 'id="post-0" class="post error404 no-results not-found row-fluid"' ) : $selectors;
// 404
$selectors = is_404() ? apply_filters( 'tc_404_selectors' , 'id="post-0" class="post error404 no-results not-found row-fluid"' ) : $selectors;
echo apply_filters( 'tc_article_selectors', $selectors );
}//end of function
/**
* Returns a boolean
* check if user started to use the theme before ( strictly < ) the requested version
*
* @package Customizr
* @since Customizr 3.2.9
*/
function czr_fn_user_started_before_version( $_czr_ver, $_pro_ver = null ) {
return czr_fn_user_started_before_version( $_czr_ver, $_pro_ver );
}
}//end of class
endif;
?>