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| Dir : /home/trave494/islandpc.ca/wp-content/plugins/complianz-gdpr/class-cookie-blocker.php |
<?php
defined( 'ABSPATH' ) or die( "you do not have access to this page!" );
if ( ! class_exists( 'cmplz_cookie_blocker' ) ) {
class cmplz_cookie_blocker {
private static $_this;
public $cookie_list = [];
public $delete_cookies_list = [];
function __construct() {
if ( isset( self::$_this ) ) {
wp_die( sprintf( '%s is a singleton class and you cannot create a second instance.',
get_class( $this ) ) );
}
add_action( 'rest_api_init', array($this, 'cmplz_cookie_data_rest_route') );
add_action( 'init', array( $this, 'create_delete_cookies_list'));
add_action( 'send_headers', array( $this, 'delete_cookies'));
self::$_this = $this;
}
static function this() {
return self::$_this;
}
/**
* Get list of cookies for the cookie shredder
* @return void
*/
public function load_cookie_data(){
if ( cmplz_get_value( 'safe_mode' ) == 1 || cmplz_get_value( 'consent_per_service' ) !== 'yes' ) {
return;
}
$this->cookie_list = get_transient('cmplz_cookie_shredder_list' );
if ( !$this->cookie_list ) {
$this->cookie_list = [];
$cookie_list = COMPLIANZ::$cookie_admin->get_cookies( array(
'ignored' => false,
'hideEmpty' => false,
'language' => 'en', //only for one language
'showOnPolicy' => true,
'deleted' => false,
'isMembersOnly' => cmplz_get_value( 'wp_admin_access_users' ) === 'yes' ? 'all' : false,
) );
$this->get_cookies($cookie_list, 'preferences');
$this->get_cookies($cookie_list, 'statistics');
$this->get_cookies($cookie_list, 'marketing');
set_transient('cmplz_cookie_shredder_list', $this->cookie_list, HOUR_IN_SECONDS);
}
}
/**
* Create a list of cookies that should be deleted
*
* @return void
*/
public function create_delete_cookies_list(){
if ( cmplz_get_value( 'safe_mode' ) == 1 || cmplz_get_value( 'consent_per_service' ) !== 'yes' ) {
return;
}
if ( is_admin() ) {
return;
}
$this->load_cookie_data();
$current_cookies = array_keys($_COOKIE);
foreach ( $this->cookie_list as $category => $cookies){
if ( cmplz_has_consent( $category)) continue;
foreach ($cookies as $service => $cookie_list ) {
if (cmplz_has_service_consent($service)) continue;
foreach ($current_cookies as $key => $current_cookie ) {
$found = cmplz_strpos_arr($current_cookie, $cookie_list);
if ( $found ){
$this->delete_cookies_list[] = $current_cookie;
}
}
}
}
//ensure there are no duplicate arrays
$this->delete_cookies_list = array_unique($this->delete_cookies_list);
}
/**
* Clear cookies on header send
* @return void
*/
public function delete_cookies(){
$max = 20;
$count=0;
foreach ($this->delete_cookies_list as $name ) {
//limit header size by limiting number of cookies to delete in one go.
if ($count>$max) {
continue;
}
$count++;
unset($_COOKIE[$name]);
setcookie($name, null, -1, COMPLIANZ::$cookie_admin->get_cookie_path() );
setcookie($name, null, -1, '/' );
}
}
/**
* Add cookie data rest route
* @return void
*/
public function cmplz_cookie_data_rest_route() {
register_rest_route( 'complianz/v1', 'cookie_data/', array(
'methods' => 'GET',
'callback' => array( $this, 'cookie_data'),
'permission_callback' => '__return_true',
) );
}
/**
* Add cookies to list by category
*
* @param array $cookie_list
* @param string $category
*
* @return void
*/
public function get_cookies($cookie_list, $category) {
if (is_array($cookie_list)) {
foreach ( $cookie_list as $cookie ) {
if ( stripos( $cookie->purpose, $category ) !== false ) {
$this->cookie_list[ $category ][ $this->sanitize_service_name( $cookie->service ) ][] = str_replace( '*', '', $cookie->name );
}
}
}
}
/**
* Get a blocked content notice
* @return string
*/
public function blocked_content_text(){
if (cmplz_get_value( 'consent_per_service' ) === 'yes') {
$agree_text = cmplz_get_value( 'agree_text_per_service' );
$placeholdertext = cmplz_get_value( 'blocked_content_text_per_service' );
$placeholdertext = '<div class="cmplz-blocked-content-notice-body">'.$placeholdertext.' <div class="cmplz-links"><a href="#" class="cmplz-link cookie-statement">{title}</a></div></div><button class="cmplz-accept-service">'.$agree_text.'</button>';
} else {
$placeholdertext = cmplz_get_value( 'blocked_content_text' );
}
return apply_filters('cmplz_accept_cookies_blocked_content', $placeholdertext);
}
/**
* REST API for cookie data
* @param WP_REST_Request $request
*/
public function cookie_data( WP_REST_Request $request ){
$this->load_cookie_data();
$response = json_encode( $this->cookie_list );
header( "Content-Type: application/json" );
echo $response;
exit;
}
/**
* Get array of scripts to block in correct format
* This is the base array, of which dependencies and placeholder lists also are derived
*
* @return array
*/
public function blocked_styles()
{
$blocked_styles = apply_filters( 'cmplz_known_style_tags', [] );
//make sure every item has the default array structure
foreach ($blocked_styles as $key => $blocked_style ){
$default = [
'name' => 'general',//default service name
'enable_placeholder' => 1,
'placeholder' => '',
'category' => 'marketing',
'urls' => array( $blocked_style ),
'enable' => 1,
'enable_dependency' => 0,
'dependency' => '',
];
if ( !is_array($blocked_style) ){
$service = cmplz_get_service_by_src( $blocked_style );
$default['name'] = $service;
$default['placeholder'] = $service;
$blocked_styles[$key] = $default;
} else {
$blocked_styles[$key] = wp_parse_args( $blocked_style, $default);
}
}
$formatted_custom_style_tags = [];
foreach ( $blocked_styles as $blocked_style ) {
$blocked_style['name'] = $this->sanitize_service_name($blocked_style['name']);
if ( isset($blocked_style['urls']) ) {
foreach ($blocked_style['urls'] as $url ) {
$formatted_custom_style_tags[$url] = $blocked_style;
}
} else if (isset($blocked_style['editor'])) {
$formatted_custom_style_tags[$blocked_style['editor']] = $blocked_style;
}
}
return $formatted_custom_style_tags;
}
/**
* Get array of scripts to block in correct format
* This is the base array, of which dependencies and placeholder lists also are derived
*
* @return array
*/
public function blocked_scripts()
{
$blocked_scripts = apply_filters( 'cmplz_known_script_tags', array() );
$scripts = get_option("complianz_options_custom-scripts");
if ( is_array($scripts) && isset($scripts['block_script']) && is_array($scripts['block_script']) ) {
$custom_script_tags = array_filter( $scripts['block_script'], function($script) {
return $script['enable'] == 1;
});
$blocked_scripts = array_merge($blocked_scripts, $custom_script_tags);
}
$blocked_scripts = apply_filters_deprecated( 'cmplz_known_iframe_tags', array($blocked_scripts), '6.0.0', 'cmplz_known_script_tags', 'The cmplz_known_iframe_tags filter is deprecated');
//make sure every item has the default array structure
foreach ($blocked_scripts as $key => $blocked_script ){
$default = [
'name' => 'general',//default service name
'enable_placeholder' => 1,
'placeholder' => '',
'category' => 'marketing',
'urls' => array( $blocked_script ),
'enable' => 1,
'enable_dependency' => 0,
'dependency' => '',
];
if ( !is_array($blocked_script) ){
$service = cmplz_get_service_by_src( $blocked_script );
$default['name'] = $service;
$default['placeholder'] = $service;
$blocked_scripts[$key] = $default;
} else {
$blocked_scripts[$key] = wp_parse_args( $blocked_script, $default);
}
}
$formatted_custom_script_tags = [];
foreach ( $blocked_scripts as $blocked_script ) {
$blocked_script['name'] = $this->sanitize_service_name($blocked_script['name']);
if ( cmplz_placeholder_disabled($blocked_script['name']) ) {
$blocked_script['enable_placeholder'] = 0;
}
if ( isset($blocked_script['urls']) ) {
foreach ($blocked_script['urls'] as $url ) {
$formatted_custom_script_tags[$url] = $blocked_script;
}
} else if (isset($blocked_script['editor'])) {
$formatted_custom_script_tags[$blocked_script['editor']] = $blocked_script;
}
}
//set transient so we can also access this data before the arrays are loaded
set_transient('cmplz_blocked_scripts', $formatted_custom_script_tags, HOUR_IN_SECONDS );
return $formatted_custom_script_tags;
}
/**
* @param $title
*
* @return array|string|string[]
*/
public function sanitize_service_name($title) {
if (empty($title)) {
return 'general';
}
$title = preg_replace( '/&.+?;/', '', $title );
$title = str_replace( '.', '-', $title );
$title = preg_replace( '/[^%a-zA-Z0-9 _-]/', '', $title );
$title = preg_replace( '/\s+/', '-', $title );
$title = preg_replace( '|-+|', '-', $title );
return str_replace(' ', '-', sanitize_text_field(remove_accents($title)));
}
/**
* Get array of placeholder - placeholder_classes for non iframe blocked content
* @param array $blocked_scripts
* @return array
*/
public function placeholder_markers( $blocked_scripts )
{
$placeholder_markers = apply_filters( 'cmplz_placeholder_markers', array() );
//current format: array('facebook' = array('class1','class2') )
//force into new structure
foreach ( $placeholder_markers as $name => $placeholders ) {
foreach ( $placeholders as $class ) {
$name = $this->sanitize_service_name($name);
$blocked_scripts[] = [
'name' => $name,
'placeholder' => $name,
'placeholder_class' => $class,
'category' => 'marketing',
'enable_placeholder' => 1,
'iframe' => 0,
];
}
}
//add script center data. add_script arrays aren't included in the "known_script_tags" function
$scripts = get_option("complianz_options_custom-scripts");
if ( is_array($scripts) && isset($scripts['add_script']) && is_array($scripts['add_script'] ) ) {
$added_scripts = array_filter( $scripts['add_script'], function ( $script ) {
return $script['enable'] == 1;
} );
if (!empty($added_scripts)) $blocked_scripts = array_merge($blocked_scripts, $added_scripts);
}
//filter out non-iframe and disabled placeholders.
//add_script items do not have an iframe
$blocked_scripts = array_filter( $blocked_scripts, function($script) {
return $script['enable_placeholder'] == 1 && (!isset($script['iframe']) || $script['iframe'] == 0) && !empty($script['placeholder_class']);
});
return $blocked_scripts;
}
/**
* Get dependencies and merge with dependencies from the script center
* @param array $blocked_scripts
* @return array
*/
function dependencies( $blocked_scripts ) {
//array['wait-for-this-script'] = 'script-that-should-wait';
$dependencies = apply_filters( 'cmplz_dependencies', array() );
$scripts = get_option( "complianz_options_custom-scripts" );
if ( is_array( $scripts ) && isset( $scripts['block_script'] ) && is_array( $scripts['block_script'] ) ) {
$added_scripts = array_filter( $scripts['block_script'], function ( $script ) {
return $script['enable'] == 1;
} );
$blocked_scripts = array_merge($blocked_scripts, $added_scripts);
}
$blocked_scripts = array_filter( $blocked_scripts, function ( $script ) {
return isset($script['enable_dependency']) && $script['enable_dependency'] == 1 && !empty($script['dependency']);
} );
$flat = array();
foreach ( $blocked_scripts as $data ) {
$flat = array_merge($flat, $data['dependency']);
}
return array_merge($dependencies, $flat);
}
/**
* Get array of whitelisted scripts, and add flattened scriptcenter whitelist
*
* @return array
*/
public function whitelisted_scripts( ) {
//whitelist our localized inline scripts
$whitelisted_script_tags = apply_filters( 'cmplz_whitelisted_script_tags', array('user_banner_id') );
$scripts = get_option("complianz_options_custom-scripts");
if ( is_array($scripts) && isset($scripts['whitelist_script']) && is_array($scripts['whitelist_script']) ) {
$custom_whitelisted_script_tags = array_filter( $scripts['whitelist_script'], function($script) {
return $script['enable'] == 1;
});
//flatten array
$flat = array();
foreach ( $custom_whitelisted_script_tags as $data ) {
$flat = array_merge($flat, $data['urls']);
}
$whitelisted_script_tags = array_merge($flat, $whitelisted_script_tags );
}
return $whitelisted_script_tags;
}
/**
* Apply the mixed content fixer.
*
* @since 1.0
*
* @access public
*
*/
public function filter_buffer( $buffer ) {
if ( cmplz_is_amp() ) {
$buffer = apply_filters( 'cmplz_cookieblocker_amp', $buffer );
} else {
$buffer = $this->replace_tags( $buffer );
}
return $buffer;
}
/**
* Start buffering the output
*
* @since 1.0
*
* @access public
*
*/
public function start_buffer() {
/**
* Don't activate the cookie blocker is AMP is active, but the AMP integration is not enabled
* This problem only occurs for manually included iframes, not for WP generated embeds
*/
if ( cmplz_is_amp_endpoint() && !cmplz_amp_integration_active() ) {
return;
}
ob_start( array( $this, "filter_buffer" ) );
}
/**
* Flush the output buffer
*
* @since 1.0
*
* @access public
*
*/
public function end_buffer() {
/**
* Don't activate the cookie blocker is AMP is active, but the AMP integration is not enabled
*/
if ( cmplz_is_amp_endpoint() && !cmplz_amp_integration_active() ) {
return;
}
if ( ob_get_length() ) {
ob_end_flush();
}
}
/**
* Just before the page is sent to the visitor's browser, remove all tracked third party scripts
*
* @since 1.0
*
* @access public
*
*/
public function replace_tags( $output ) {
/**
* Get style tags
*
* */
$known_style_tags = $this->blocked_styles();
/**
* Get script tags, including custom user scripts
*
* */
$blocked_scripts = get_transient('cmplz_blocked_scripts');
if ( defined('WP_DEBUG') && WP_DEBUG ) {
$blocked_scripts = false;
}
if ( !$blocked_scripts ) {
$blocked_scripts = $this->blocked_scripts();
set_transient('cmplz_blocked_scripts', $blocked_scripts, 5 * MINUTE_IN_SECONDS );
}
/**
* Get placeholder markers for non iframe blocked content
*/
$placeholder_markers = $this->placeholder_markers( $blocked_scripts );
/**
* Get whitelisted script tags
*
* */
$whitelisted_script_tags = $this->whitelisted_scripts();
/**
* Get dependencies between scripts
*
* */
$dependencies = $this->dependencies( $blocked_scripts );
/**
* Get list of tags that require post scribe to be enabled on the page. Currently only for instawidget.js
*
* */
$post_scribe_list = apply_filters( 'cmplz_post_scribe_tags', array() );
//not meant as a "real" URL pattern, just a loose match for URL type strings.
//edit: instagram uses ;width, so we need to allow ; as well.
$url_pattern = '([\w.,;ß@?^=%&:()\/~+#!\-*]*?)';
/**
* Handle images from third party services, e.g. google maps
*
* */
$image_tags = apply_filters( 'cmplz_image_tags', array() );
$image_pattern = '/<img.*?src=[\'|"](\X*?)[\'|"].*?>/s'; //matches multiline with s operater, for FB pixel
if ( preg_match_all( $image_pattern, $output, $matches, PREG_PATTERN_ORDER )
) {
foreach ( $matches[1] as $key => $image_url ) {
$total_match = $matches[0][ $key ];
$found = cmplz_strpos_arr( $image_url, $image_tags );
if ( $found !== false ) {
$placeholder = cmplz_placeholder( false, $image_url );
$service_name = cmplz_get_service_by_src( $image_url );
$service_name = !$service_name ? 'general' :$service_name;
$new = $total_match;
$new = $this->add_data( $new, 'img', 'src-cmplz', $image_url );
$new = $this->add_data( $new, 'img', 'service', $service_name );
$new = $this->add_data( $new, 'img', 'category', 'marketing' );
//remove lazy loading for images, as it is breaking on activation
$new = str_replace('loading="lazy"', 'data-deferlazy="1"', $new );
$new = $this->add_class( $new, 'img', apply_filters( 'cmplz_image_class', 'cmplz-image', $total_match, $found ) );
$new = $this->replace_src( $new, apply_filters( 'cmplz_source_placeholder', $placeholder ) );
$new = apply_filters('cmplz_image_html', $new, $image_url);
if ( cmplz_use_placeholder( $image_url ) ) {
$new = $this->add_class( $new, 'img', " cmplz-placeholder-element " );
$new = '<div class="cmplz-placeholder-parent">' . $new . '</div>';
}
$output = str_replace( $total_match, $new, $output );
}
}
}
/**
* Handle styles (e.g. google fonts)
*
* */
$style_pattern = '/<link.*?rel=[\'|"]stylesheet[\'|"][^>].*?href=[\'|"](\X*?)[\'|"][^>]*?>/i';
if ( preg_match_all( $style_pattern, $output, $matches, PREG_PATTERN_ORDER ) ) {
foreach ( $matches[1] as $key => $style_url ) {
$total_match = $matches[0][ $key ];
//we don't block scripts with the functional data attribute
if ( strpos( $total_match, 'data-category="functional"' ) !== false ) {
continue;
}
//check if we can skip blocking this array if a specific string is included
if ( cmplz_strpos_arr($total_match, $whitelisted_script_tags) ) {
continue;
}
$found = cmplz_strpos_arr( $style_url, array_keys($known_style_tags) );
if ( $found !== false ) {
$match = $known_style_tags[$found];
$new = $total_match;
$service_name = $this->sanitize_service_name($match['name']);
$new = $this->add_data( $new, 'link', 'category', apply_filters('cmplz_service_category', $match['category'], $total_match, $found) );
$new = $this->add_data( $new, 'link', 'service', $service_name );
$new = $this->replace_href( $new );
$output = str_replace( $total_match, $new, $output );
}
}
}
/**
* Handle iframes from third parties
*
* */
//the iframes URL pattern allows for a space, which may be included in a Google Maps embed.
$iframe_pattern = '/<(iframe)[^>].*?src=[\'"](.*?)[\'"].*?>.*?<\/iframe>/is';
if ( preg_match_all( $iframe_pattern, $output, $matches, PREG_PATTERN_ORDER ) ) {
foreach ( $matches[0] as $key => $total_match ) {
$iframe_src = $matches[2][ $key ];
if ( ( $tag_key = cmplz_strpos_arr($iframe_src, array_keys($blocked_scripts)) ) !== false ) {
$tag = $blocked_scripts[$tag_key];
if ($tag['category']==='functional') {
continue;
}
$is_video = $this->is_video( $iframe_src );
$service_name = $this->sanitize_service_name($tag['name']);
$new = $total_match;
$new = preg_replace( '~<iframe\\s~i', '<iframe data-cmplz-target="'.apply_filters('cmplz_data_target', 'src', $total_match).'" data-src-cmplz="' . $iframe_src . '" ', $new , 1 ); // make sure we replace it only once
//remove lazy loading for iframes, as it is breaking on activation
$new = str_replace('loading="lazy"', 'data-deferlazy="1"', $new );
//check if we can skip blocking this array if a specific string is included
if ( cmplz_strpos_arr($total_match, $whitelisted_script_tags) ) continue;
//we insert video/no-video class for specific video styling
$video_class = $is_video ? 'cmplz-video' : 'cmplz-no-video';
$video_class = apply_filters( 'cmplz_video_class', $video_class );
$new = $this->replace_src( $new, apply_filters( 'cmplz_source_placeholder', 'about:blank' ) );
$new = $this->add_class( $new, 'iframe', "cmplz-iframe cmplz-iframe-styles $video_class " );
$new = $this->add_data( $new, 'iframe', 'service', $service_name );
$new = $this->add_data( $new, 'iframe', 'category', $tag['category'] );
if ( cmplz_use_placeholder( $iframe_src ) ) {
$placeholder = cmplz_placeholder($tag['placeholder'], $iframe_src );
$new = $this->add_class( $new, 'iframe', "cmplz-placeholder-element" );
$new = $this->add_data( $new, 'iframe', 'placeholder-image', $placeholder );
//allow for integrations to override html
$new = apply_filters( 'cmplz_iframe_html', $new );
//make sure there is a parent element which contains this iframe only, to attach the placeholder to
if ( ! $is_video
&& ! $this->no_div( $iframe_src )
) {
$new = '<div class="cmplz-placeholder-parent">' . $new . '</div>';
}
}
$output = str_replace( $total_match, $new, $output );
}
}
}
/**
* specific classic wp video shortcode integration
*/
if ( cmplz_uses_thirdparty('youtube') || cmplz_uses_thirdparty('vimeo') ) {
$iframe_pattern = '/<video class="wp-video-shortcode".*?<(source) type="video.*?src="(.*?)".*?>.*?<\/video>/is';
if ( preg_match_all( $iframe_pattern, $output, $matches, PREG_PATTERN_ORDER ) ) {
foreach ( $matches[0] as $key => $total_match ) {
$iframe_src = $matches[2][ $key ];
if ( ( $tag_key = cmplz_strpos_arr( $iframe_src, array_keys( $blocked_scripts ) ) ) !== false ) {
$tag = $blocked_scripts[ $tag_key ];
if ( $tag['category'] === 'functional' ) {
continue;
}
$service_name = sanitize_title( $tag['name'] );
$new = $total_match;
//check if we can skip blocking this array if a specific string is included
if ( cmplz_strpos_arr( $total_match, $whitelisted_script_tags ) ) {
continue;
}
//we add an additional class to make it possible to link some css to the blocked html.
$video_class_pattern = '/(["| ])(wp-video)(["| ])/is';
$output = preg_replace( $video_class_pattern, '$1wp-video cmplz-wp-video$3', $output );
$video_class = apply_filters( 'cmplz_video_class', 'cmplz-video' );
$new = $this->add_class( $new, 'video', " $video_class " );
$new = $this->add_data( $new, 'video', 'service', $service_name );
$new = $this->add_data( $new, 'video', 'category', $tag['category'] );
$new = str_replace( array( 'wp-video-shortcode', 'controls="controls"' ), array( 'cmplz-wp-video-shortcode', '' ), $new );
if ( cmplz_use_placeholder( $iframe_src ) ) {
$placeholder = cmplz_placeholder( $tag['placeholder'], $iframe_src );
$new = $this->add_class( $new, 'video', "cmplz-placeholder-element" );
$new = $this->add_data( $new, 'video', 'placeholder-image', $placeholder );
//allow for integrations to override html
$new = apply_filters( 'cmplz_source_html', $new );
}
$output = str_replace( $total_match, $new, $output );
}
}
}
}
/**
* set non iframe placeholders
*
* */
if ( cmplz_use_placeholder() ) {
foreach ( $placeholder_markers as $placeholder ) {
//placeholder class can be comma separated list e.g. facebook service integration
$classes = array_map('trim', explode(',',$placeholder['placeholder_class']) );
foreach ( $classes as $placeholder_class ) {
$placeholder_pattern = '/<(a|section|div|blockquote|twitter-widget)*[^>]*(id|class)=[\'" ]*[^>]*(' . $placeholder_class . ')[\'" ].*?>/is';
if ( preg_match_all( $placeholder_pattern, $output, $matches, PREG_PATTERN_ORDER ) ) {
foreach ( $matches[0] as $key => $html_match ) {
$el = $matches[1][ $key ];
if ( ! empty( $el ) ) {
$type = $placeholder['placeholder'];
$new_html = $this->add_data( $html_match, $el, 'placeholder-image', cmplz_placeholder( $type, $placeholder_class ) );
$new_html = $this->add_data( $new_html, $el, 'category', $placeholder['category'] );
$new_html = $this->add_data( $new_html, $el, 'service', $placeholder['name'] );
$new_html = $this->add_class( $new_html, $el, "cmplz-placeholder-element" );
$output = str_replace( $html_match, $new_html, $output );
}
}
}
}
}
}
/**
* Handle scripts from third parties
*
* */
$script_pattern = '/(<script.*?>)(\X*?)<\/script>/is';
$index = 0;
if ( preg_match_all( $script_pattern, $output, $matches, PREG_PATTERN_ORDER ) ) {
foreach ( $matches[1] as $key => $script_open ) {
//we don't block scripts with the functional data attribute
if ( strpos( $script_open, 'data-category="functional"' ) !== false ) {
continue;
}
//exclude ld+json
if ( strpos( $script_open, 'application/ld+json' ) !== false ) {
continue;
}
//check if we can skip blocking this array if a specific string is included
$total_match = $matches[0][ $key ];
$content = $matches[2][ $key ];
if ( cmplz_strpos_arr($total_match, $whitelisted_script_tags) ) {
continue;
}
//if there is inline script here, it has some content
if ( ! empty( $content ) )
{
if ( strpos( $content, 'avia_preview' ) !== false ) {
continue;
}
$found = cmplz_strpos_arr( $content, array_keys($blocked_scripts) );
if ( $found !== false ) {
$match = $blocked_scripts[$found];
$service_name = $this->sanitize_service_name($match['name']);
$new = $total_match;
$category = apply_filters_deprecated( 'cmplz_script_class', array($match['category'], $total_match, $found), '6.0.0', 'cmplz_service_category', 'The cmplz_script_class filter has been deprecated since 6.0');
$category = apply_filters('cmplz_service_category', $category, $total_match, $found);
//skip if functional
if ( $category === 'functional' ) {
continue;
}
$new = $this->add_data( $new, 'script', 'category', $category );
$new = $this->add_data( $new, 'script', 'service', $service_name );
$new = $this->set_javascript_to_plain( $new );
$waitfor = cmplz_strpos_arr( $content, $dependencies );
if ( $waitfor !== false ) {
$new = $this->add_data( $new, 'script', 'waitfor', $waitfor );
}
$output = str_replace( $total_match, $new, $output );
}
}
//when script contains src
$script_src_pattern = '/<script[^>]*?src=[\'"]' . $url_pattern . '[\'"].*?>/is';
if ( preg_match_all( $script_src_pattern, $total_match, $src_matches, PREG_PATTERN_ORDER ) ) {
foreach ( $src_matches[1] as $src_key => $script_src ) {
$script_src = $src_matches[1][ $src_key ];
$found = cmplz_strpos_arr( $script_src, array_keys($blocked_scripts) );
if ( $found !== false ) {
$match = $blocked_scripts[$found];
$new = $total_match;
$service_name = $this->sanitize_service_name($match['name']);
$category = apply_filters_deprecated( 'cmplz_script_class', array($match['category'], $total_match, $found), '6.0.0', 'cmplz_service_category', 'The cmplz_script_class filter has been deprecated since 6.0');
$new = $this->add_data( $new, 'script', 'category', apply_filters('cmplz_service_category', $category, $total_match, $found) );
$new = $this->add_data( $new, 'script', 'service', $service_name );
//native scripts don't have to be blocked
if ( strpos( $new, 'data-category="functional"' ) === false
) {
$new = $this->set_javascript_to_plain( $new );
$new = str_replace( 'src=', 'data-cmplz-src=', $new );
if ( cmplz_strpos_arr( $found, $post_scribe_list )
) {
//will be to late for the first page load, but will enable post scribe on next page load
if (!get_option('cmplz_post_scribe_required')) {
update_option('cmplz_post_scribe_required', true);
}
$index ++;
$new = $this->add_data( $new, 'script', 'post_scribe_id', 'cmplz-ps-' . $index );
$new .= '<div class="cmplz-blocked-content-container">'
. COMPLIANZ::$cookie_blocker->blocked_content_text()
. '<div id="cmplz-ps-' . $index . '"><img src="' . cmplz_placeholder( 'div' ) . '"></div></div>';
}
//maybe add dependency
$waitfor = cmplz_strpos_arr( $script_src, $dependencies );
if ( $waitfor !== false ) {
$new = $this->add_data( $new, 'script', 'waitfor', $waitfor );
}
}
$output = str_replace( $total_match, $new, $output );
}
}
}
}
}
//add a marker so we can recognize if this function is active on the front-end
$id = 1;
if ( cmplz_get_value( 'consent_per_service' ) === 'yes' ) {
$id = 2;
}
$output = str_replace( "<body ", "<body data-cmplz=$id ", $output );
return apply_filters('cmplz_cookie_blocker_output', $output);
}
/**
* Set the javascript attribute of a script element to plain
*
* @param string $script
*
* @return string
*/
private function set_javascript_to_plain( string $script ): string {
//check if it's already set to plain
if ( strpos( $script, 'text/plain')!== false ) {
return $script;
}
// Check text/javascript
$pattern = '/<script[^>].*?\K(type=[\'|\"]text\/javascript[\'|\"])(?=.*>)/i';
preg_match( $pattern, $script, $matches );
if ( $matches ) {
return preg_replace( $pattern, 'type="text/plain"', $script, 1 );
}
// Check type="module"
$pattern_module = '/(<script[^>]*?)(type=[\'|\"]module[\'|\"])([^>]*?>)/i';
preg_match($pattern_module, $script, $matches_module);
if ($matches_module) {
return preg_replace($pattern_module, '$1 type="text/plain" data-script-type="module" $3', $script, 1);
}
$pos = strpos( $script, "<script" );
if ( $pos !== false ) {
return substr_replace( $script, '<script type="text/plain"', $pos, strlen( "<script" ) );
}
return $script;
}
/**
* replace the src attribute with a placeholder of choice
*
* @param string $script
* @param string $new_src
*
* @return string
*/
private function replace_src( $script, $new_src ) {
$pattern = '/src=[\'"](http:\/\/|https:\/\/|\/\/)([\s\wêëèéēėęàáâæãåāäöôòóœøüÄÖÜß.,@!?^=%&:\/~+#-;]*[\w@!?^=%&\/~+#-;]?)[\'"]/i';
$new_src = ' src="' . $new_src . '" ';
preg_match( $pattern, $script, $matches );
$script = preg_replace( $pattern, $new_src, $script );
return $script;
}
/**
* replace the href attribute with a data-href attribute
*
* @param string $link
*
* @return string
*/
private function replace_href( $link ) {
return str_replace( 'href=', 'href="#" data-href=', $link );
}
/**
* Add a class to an HTML element
*
* @param string $html
* @param string $el
* @param string $class
*
* @return string
*/
public function add_class( $html, $el, $class ) {
$classes = array_filter( explode(' ', $class) );
preg_match( '/<' . $el . '[^\>]*[^\>\S]+\K(class=")(.*)"/i', $html, $matches );
if ( $matches ) {
foreach ($classes as $class){
//check if class is already added
if (strpos($matches[2], $class) === false && strlen(trim($class))>0) {
$html = preg_replace( '/<' . $el . '[^\>]*[^\>\S]+\K(class=")/i', 'class="' . esc_attr($class) . ' ', $html, 1 );
}
}
} else {
$pos = strpos( $html, "<$el" );
if ( $pos !== false ) {
$html = substr_replace( $html,
'<' . $el . ' class="' . esc_attr($class) . '"', $pos,
strlen( "<$el" ) );
}
}
return $html;
}
/**
* Add a data attribute to an html element
*
* @param string $html
* @param string $el
* @param string $id
* @param string $content
*
* @return string $html
*/
public function add_data( $html, $el, $id, $content ) {
$content = esc_attr( $content );
$id = esc_attr( $id );
$pattern = '/<'.$el.'[^>].*?\K(data-'.preg_quote($id, '/').'=[\'|\"]'.preg_quote($content, '/').'[\'|\"])(?=.*>)/i';
preg_match( $pattern, $html, $matches );
if ( !$matches ) {
$pos = strpos( $html, "<$el" );
if ( $pos !== false ) {
$html = substr_replace( $html, '<' . $el . ' data-' . $id . '="' . $content . '"', $pos, strlen( "<$el" ) );
}
}
return $html;
}
/**
* Check if this iframe source is a video
*
* @param $iframe_src
*
* @return bool
*/
private function is_video( $iframe_src ) {
if ( strpos( $iframe_src, 'dailymotion' ) !== false
|| strpos( $iframe_src, 'youtube' ) !== false
|| strpos( $iframe_src, 'vimeo' ) !== false
) {
return true;
}
return false;
}
/**
* Check if this iframe source is soundcloud
*
* @param $iframe_src
*
* @return bool
*/
private function no_div( $iframe_src ) {
if ( strpos( $iframe_src, 'soundcloud' ) !== false ) {
return true;
}
return false;
}
}
}