| Current Path : /storage/v11800/affypharma/public_html/wp-content/plugins/loftloader/inc/ |
Linux v11800 5.3.0-1023-aws #25~18.04.1-Ubuntu SMP Fri Jun 5 15:19:18 UTC 2020 aarch64
|
| Current File : /storage/v11800/affypharma/public_html/wp-content/plugins/loftloader/inc/class-loftloader-front.php |
<?php
/**
* Main class for front display
*
* @package LoftLoader
* @link http://www.loftocean.com/
* @author Suihai Huang from Loft Ocean Team
* @since version 1.0
*/
if ( ! class_exists( 'LoftLoader_Front' ) ) {
class LoftLoader_Front {
protected $defaults;
protected $site_header_loaded = false;
protected $site_footer_loaded = false;
protected $type; // Get the loader settings
public function __construct() {
$this->get_settings();
$this->init_cache();
if ( $this->loader_enabled() ) {
add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_scripts' ) );
add_action( 'wp_head', array( $this, 'loader_custom_styles' ), 100 );
add_action( 'wp_footer', array( $this, 'load_inline_js' ), 99 );
add_filter( 'loftloader_modify_html', array( $this, 'show_loader_html' ) );
add_filter( 'body_class', array( $this, 'body_class' ) );
}
}
/**
* Init cache for outputing
*/
public function init_cache() {
// Only for front view
if ( ! is_admin() ) {
add_action( 'template_redirect', array( $this, 'start_cache' ), 2 );
}
}
/**
* Start cache for outputing
*/
public function start_cache() {
if ( ! wp_doing_ajax() ) {
// Start cache the output with callback function
ob_start( array( $this, 'modify_html' ) );
}
}
/**
* Will be called when flush cache
*
* @param string cached string
* @return string modified cached string
*/
public function modify_html( $html ) {
if ( $this->site_header_loaded && $this->site_footer_loaded ) {
return apply_filters( 'loftloader_modify_html', $html );
} else {
return $html;
}
}
/**
* @description get the plugin settings
*/
public function get_settings() {
global $loftloader_default_settings;
$this->defaults = $loftloader_default_settings;
do_action( 'loftloader_settings' );
$this->type = esc_attr( $this->get_loader_setting( 'loftloader_loader_type' ) );
add_action( 'wp_head', array( $this, 'set_header_loaded' ) );
add_action( 'wp_footer', array( $this, 'set_footer_loaded' ) );
}
/**
* @description enqueue the scripts and styles for front end
*/
public function enqueue_scripts() {
$loadJSStyle = $this->get_loader_setting( 'loftloader_inline_js' );
if ( ! is_customize_preview() && ( 'inline' !== $loadJSStyle ) ) {
wp_enqueue_script( 'loftloader-lite-front-main', LOFTLOADER_URI . 'assets/js/loftloader.min.js', array(), LOFTLOADER_ASSET_VERSION, true );
}
wp_enqueue_style('loftloader-lite-animation', LOFTLOADER_URI . 'assets/css/loftloader.min.css', array(), LOFTLOADER_ASSET_VERSION);
}
/**
* Load inline JavaScript code if set
*/
public function load_inline_js() {
$loadJSStyle = $this->get_loader_setting( 'loftloader_inline_js' );
if ( ( 'inline' === $loadJSStyle ) && ! is_customize_preview() ) { ?>
<script type="text/javascript">
( function() {
function loftloader_finished() {
document.body.classList.add( 'loaded' );
}
var loader = document.getElementById( 'loftloader-wrapper' );
if ( loader ) {
window.addEventListener( 'load', function( e ) {
loftloader_finished();
} );
if ( loader.dataset && loader.dataset.showCloseTime ) {
var showCloseTime = parseInt( loader.dataset.showCloseTime, 10 ), maxLoadTime = false,
closeBtn = loader.getElementsByClassName( 'loader-close-button' );
if ( showCloseTime && closeBtn.length ) {
setTimeout( function() {
closeBtn[0].style.display = '';
}, showCloseTime );
closeBtn[0].addEventListener( 'click', function( e ) {
loftloader_finished();
} );
}
}
if ( loader.dataset.maxLoadTime ) {
maxLoadTime = loader.dataset.maxLoadTime;
maxLoadTime = parseInt( maxLoadTime, 10 );
if ( maxLoadTime ) {
setTimeout( function() {
loftloader_finished();
}, maxLoadTime );
}
}
}
} ) ();
</script> <?php
}
}
/**
* @description custom css for front end
*/
public function loader_custom_styles() {
$color = esc_attr( $this->get_loader_setting( 'loftloader_loader_color' ) );
$bgColor = esc_attr( $this->get_loader_setting( 'loftloader_bg_color' ) );
$bgOpacity = intval( $this->get_loader_setting('loftloader_bg_opacity' ) ) / 100;
$styles = $this->generate_style(
'loftloader-lite-custom-bg-color',
'#loftloader-wrapper .loader-section {' . PHP_EOL . "\t" . 'background: ' . $bgColor . ';' . PHP_EOL . '}' . PHP_EOL
);
$styles .= $this->generate_style(
'loftloader-lite-custom-bg-opacity',
'#loftloader-wrapper .loader-section {' . PHP_EOL . "\t" . 'opacity: ' . $bgOpacity . ';' . PHP_EOL . '}' . PHP_EOL
);
$css = '';
switch ( $this->type ) {
case 'sun':
$css = '#loftloader-wrapper.pl-sun #loader {' . PHP_EOL . "\t" . 'color: ' . $color . ';' . PHP_EOL . '}' . PHP_EOL;
break;
case 'circles':
$css = '#loftloader-wrapper.pl-circles #loader {' . PHP_EOL . "\t" . 'color: ' . $color . ';' . PHP_EOL . '}' . PHP_EOL;
break;
case 'wave':
$css = '#loftloader-wrapper.pl-wave #loader {' . PHP_EOL . "\t" . 'color: ' . $color . ';' . PHP_EOL . '}' . PHP_EOL;
break;
case 'square':
$css = '#loftloader-wrapper.pl-square #loader span {' . PHP_EOL . "\t" . 'border: 4px solid ' . $color . ';' . PHP_EOL . '}' . PHP_EOL;
break;
case 'frame':
$css = '#loftloader-wrapper.pl-frame #loader {' . PHP_EOL . "\t" . 'color: ' . $color . ';' . PHP_EOL . '}' . PHP_EOL;
break;
case 'imgloading':
$width = absint($this->get_loader_setting('loftloader_img_width'));
$image = esc_url($this->get_loader_setting('loftloader_custom_img'));
$css = empty($width) ? '' : '#loftloader-wrapper.pl-imgloading #loader {' . PHP_EOL . "\t" . 'width: ' . $width . 'px;' . PHP_EOL . '}' . PHP_EOL;
$css .= '#loftloader-wrapper.pl-imgloading #loader span {' . PHP_EOL . "\t" . 'background-size: cover;' . PHP_EOL . "\t" . 'background-image: url(' . $image . ');' . PHP_EOL . '}' . PHP_EOL;
break;
case 'beating':
$css = '#loftloader-wrapper.pl-beating #loader {' . PHP_EOL . "\t" . 'color: ' . $color . ';' . PHP_EOL . '}' . PHP_EOL;
break;
}
$styles .= $this->generate_style( 'loftloader-lite-custom-loader', $css );
echo wp_kses( $styles, array(
'style' => array( 'type' => array(), 'id' => array(), 'media' => array() )
) );
}
/**
* @description loftloader html
*/
public function show_loader_html( $origin ) {
if ( ! empty( $origin ) ) {
$regexp ='/(<body[^>]*>)/i';
$split = preg_split( $regexp, $origin, 3, PREG_SPLIT_DELIM_CAPTURE );
if ( is_array( $split ) && ( 3 <= count( $split ) ) ) {
$image = esc_url($this->get_loader_setting('loftloader_custom_img'));
$ending = esc_attr($this->get_loader_setting('loftloader_bg_animation'));
$wrap_class = array( 'pl-' . $this->type );
$html = '<div id="loftloader-wrapper" class="' . implode( ' ', $wrap_class ) . '"' . $this->loader_attributes() . '>';
switch( $ending ) {
case 'fade':
$html .= '<div class="loader-section section-fade"></div>';
break;
case 'up':
$html .= '<div class="loader-section section-slide-up"></div>';
break;
case 'split-v':
$html .= '<div class="loader-section section-up"></div>';
$html .= '<div class="loader-section section-down"></div>';
break;
case 'no-animation':
$html .= '<div class="loader-section end-no-animation"></div>';
break;
default:
$html .= '<div class="loader-section section-left">';
$html .= '</div><div class="loader-section section-right"></div>';
}
$html .= '<div class="loader-inner"><div id="loader">';
if ( ! empty( $image ) ) {
// <!-- Only image loading need the span with background -->
if ( in_array( $this->type, array( 'imgloading' ) ) ) {
$html .= $this->get_loader_type_loading_bg_image( $image );
}
if ( in_array( $this->type, array( 'frame', 'imgloading' ) ) ) {
$html .= $this->get_loader_image( $image, $this->type );
}
}
$html .= in_array( $this->type, array( 'imgloading' ) ) ? '' : '<span></span>';
$html .= '</div></div>';
if ( ! is_customize_preview() ) {
$close_description = $this->get_loader_setting( 'loftloader_show_close_tip' );
$html .= sprintf(
'<div class="loader-close-button" style="display: none;"><span class="screen-reader-text">%s</span>%s</div>',
esc_html__('Close', 'loftloader'),
empty($close_description) ? '' : sprintf('<span class="close-des">%s</span>', $close_description)
);
}
$html .= '</div>';
return $split[0] . $split[1] . $html . implode( '', array_slice( $split, 2 ) );
}
}
return $origin;
}
/**
* Background image for loader type loading with custom image
*
* @param url image url
* @return string html
*/
private function get_loader_type_loading_bg_image( $image ) {
return sprintf(
'<div class="imgloading-container"><span style="background-image: url(%s);"></span></div>',
esc_url( $image )
);
}
/**
* Helper function to add manual loader settings
*/
private function loader_attributes() {
$attrs = '';
$show_close_time = $this->get_loader_setting( 'loftloader_show_close_timer' );
$show_close_time = number_format( $show_close_time, 0, '.', '' );
$attrs .= sprintf( ' data-show-close-time="%s"', esc_js( esc_attr( $show_close_time * 1000 ) ) );
$max_load_time = $this->get_loader_setting( 'loftloader_max_load_time' );
$max_load_time = number_format( $max_load_time, 1, '.', '' );
if ( ! empty( $max_load_time ) ) {
$attrs .= sprintf( ' data-max-load-time="%s"', esc_js( esc_attr( $max_load_time * 1000 ) ) );
}
return apply_filters( 'loftloader_loader_attributes', $attrs );
}
/**
* Helper function to test whether show loftloader
* @return boolean return true if loftloader enabled and display on current page, otherwise false
*/
private function loader_enabled() {
if ( $this->test_builder() ) {
return false;
} else {
if ( ( $this->get_loader_setting( 'loftloader_main_switch' ) === 'on' ) ) {
$range = $this->get_loader_setting( 'loftloader_show_range' );
if ( ( $range === 'sitewide' ) || ( ( $range === 'homepage' ) && is_front_page() ) ) {
return true;
} else {
return false;
}
} else {
return apply_filters( 'loftloader_loader_enabled', false );
}
}
}
/**
* Helper function get setting option
*/
private function get_loader_setting( $setting_id ) {
return apply_filters( 'loftloader_get_loader_setting', get_option( $setting_id, $this->defaults[ $setting_id ] ), $setting_id );
}
/**
* Helper function generate styles
*/
private function generate_style( $id, $style ) {
return '<style id="' . $id . '">' . $style . '</style>';
}
/**
* Make the head loaded flag
*/
public function set_header_loaded() {
$this->site_header_loaded = true;
}
/**
* Make the footer loaded flag
*/
public function set_footer_loaded() {
$this->site_footer_loaded = true;
}
/**
* Not show loader in builder and theme customizer
*/
protected function test_builder() {
if ( defined( 'ELEMENTOR_PATH' ) && isset( $_GET['elementor-preview'] ) && ! empty( sanitize_text_field( wp_unslash( $_GET['elementor-preview'] ) ) ) ) {
return true;
} else if ( class_exists( 'FLBuilderLoader' ) && isset( $_GET['fl_builder'] ) ) {
return true;
} else if ( defined( 'WPB_VC_VERSION' ) && ( ! empty( $_GET['vc_editable'] ) ) ) {
return true;
} else if ( is_customize_preview() && ( empty( $_GET['plugin'] ) || ( 'loftloader-lite' != sanitize_text_field( wp_unslash( $_GET['plugin'] ) ) ) ) ) {
return true;
}
return false;
}
/**
* Identify from loftloader lite
*/
public function body_class( $class ) {
array_push( $class, 'loftloader-lite-enabled' );
return $class;
}
/**
* Get loader image
*/
protected function get_loader_image( $img, $type ) {
if ( empty( $img ) ) return '';
$width = 80;
$height = 80;
$is_frame = ( 'frame' == $type );
$pid = attachment_url_to_postid( $img );
$has_valid_image_attrs = false;
$image_attrs = array();
if ( empty( $pid ) ) {
$info = getimagesize( $img );
if ( $has_valid_image_attrs = ( ! empty( $info[1] ) ) && ( $info[0] > 1 ) ) {
$image_attrs = array( 'width' => $info[0], 'height' => $info[1] );
}
} else {
$image = wp_get_attachment_image_src( $pid, 'full' );
if ( $has_valid_image_attrs = ( $image[1] > 1 ) ) {
$image_attrs = array( 'width' => $image[1], 'height' => $image[2] );
}
}
if ( $is_frame ) {
if ( $has_valid_image_attrs ) {
$width = $image_attrs['width'];
$height = $image_attrs['height'];
}
} else {
$width = intval( $this->get_loader_setting( 'loftloader_img_width' ) );
$width = ( $width > 0 ) ? $width : 76;
$height = $has_valid_image_attrs ? ( $image_attrs['height'] / $image_attrs['width'] * $width ) : $width;
}
return sprintf(
'<img width="%3$s" height="%4$s" data-no-lazy="1" class="skip-lazy" alt="%1$s" src="%2$s">',
esc_attr__( 'loader image', 'loftloader' ),
esc_url( $img ),
esc_attr( $width ),
esc_attr( intval( $height ) )
);
}
}
new LoftLoader_Front();
}