'; } /** * Returns button link html. * * @param string $text Text. * @param string $url URL. * @param bool $new_window Open link in a new window. * @param string $class Class. * @param string $name Name. * @return string */ public static function button_link( $text, $url, $new_window = false, $class = 'button', $name = '' ) { $url = str_replace( '&', '&', $url ); if ( $new_window ) { $onclick = sprintf( 'window.open(\'%s\');', addslashes( $url ) ); } else { $onclick = ''; if ( strpos( $class, 'w3tc-button-ignore-change' ) >= 0 ) { $onclick .= 'w3tc_beforeupload_unbind(); '; } $onclick .= sprintf( 'document.location.href=\'%s\';', addslashes( $url ) ); } return self::button( $text, $onclick, $class, $name ); } public static function url( $addon ) { if ( ! isset( $addon['page'] ) ) { $addon['page'] = Util_Request::get_string( 'page', 'w3tc_dashboard' ); } $url = 'admin.php'; $amp = '?'; foreach ( $addon as $key => $value ) { $url .= $amp . rawurlencode( $key ) . '=' . rawurlencode( $value ); $amp = '&'; } $url = wp_nonce_url( $url, 'w3tc' ); return $url; } /** * Returns hide note button html * * @param string $text * @param string $note * @param string $redirect * @param boolean $admin if to use config admin. * @param string $page * @param string $custom_method * @return string */ public static function button_hide_note( $text, $note, $redirect = '', $admin = false, $page = '', $custom_method = 'w3tc_default_hide_note' ) { if ( '' === $page ) { $page = Util_Request::get_string( 'page', 'w3tc_dashboard' ); } $url = sprintf( 'admin.php?page=%s&%s¬e=%s', $page, $custom_method, $note ); if ( $admin ) { $url .= '&admin=1'; } if ( '' !== $redirect ) { $url .= '&redirect=' . rawurlencode( $redirect ); } $url = wp_nonce_url( $url, 'w3tc' ); return self::button_link( $text, $url, false, 'button', 'w3tc_hide_' . $custom_method ); } public static function button_hide_note2( $parameters ) { return self::button_link( __( 'Hide this message', 'w3-total-cache' ), self::url( $parameters ), false, 'button', 'w3tc_hide_' . self::config_key_to_http_name( $parameters['key'] ) ); } public static function action_button( $action, $url, $class = '', $new_window = false ) { return self::button_link( $action, $url, $new_window, $class ); } /** * Returns popup button html * * @param string $text * @param string $action * @param string $params * @param integer $width * @param integer $height * @return string */ public static function button_popup( $text, $action, $params = '', $width = 800, $height = 600 ) { $url = wp_nonce_url( sprintf( 'admin.php?page=w3tc_dashboard&w3tc_%s%s', $action, ( '' !== $params ? '&' . $params : '' ) ), 'w3tc' ); $url = str_replace( '&', '&', $url ); $onclick = sprintf( 'window.open(\'%s\', \'%s\', \'width=%d,height=%d,status=no,toolbar=no,menubar=no,scrollbars=yes\');', $url, $action, $width, $height ); return self::button( $text, $onclick ); } /** * Returns label string for a config key. * * @param string $config_key * @param string $area */ public static function config_label( $config_key ) { static $config_labels = null; if ( is_null( $config_labels ) ) { $config_labels = apply_filters( 'w3tc_config_labels', array() ); } if ( isset( $config_labels[ $config_key ] ) ) { return $config_labels[ $config_key ]; } return ''; } /** * Prints the label string for a config key. * * @param string $config_key * @param string $area */ public static function e_config_label( $config_key ) { $config_label = self::config_label( $config_key ); echo wp_kses( $config_label, self::get_allowed_html_for_wp_kses_from_content( $config_label ) ); } /** * Returns postbox header * * WordPress 5.5 introduced .postbox-header, which broke the styles of our postboxes. This was * resolved by adding additional css to /pub/css/options.css and pub/css/widget.css tagged with * a "WP 5.5" comment. * * @todo Add .postbox-header to our postboxes and cleanup css. * @link https://github.com/BoldGrid/w3-total-cache/issues/237 * * @param string $title * @param string $class * @param string $id * @return void */ public static function postbox_header( $title, $class = '', $id = '' ) { if ( ! empty( $id ) ) { $id = ' id="' . esc_attr( $id ) . '"'; } echo '

' . wp_kses( $title, self::get_allowed_html_for_wp_kses_from_content( $title ) ) . '

'; } /** * Returns postbox footer * * @return void */ public static function postbox_footer() { echo '
'; } public static function button_config_save( $id = '', $extra = '' ) { $b1_id = 'w3tc_save_options_' . $id; $b2_id = 'w3tc_default_save_and_flush_' . $id; ?>

is_sealed( $key ) ) { echo 'disabled="disabled" '; } } /** * Returns nonce field HTML * * @param string $action * @param string $name * @param bool $referer * @internal param bool $echo * @return string */ public static function nonce_field( $action = -1, $name = '_wpnonce', $referer = true ) { $return = ''; if ( $referer ) { $return .= wp_referer_field( false ); } return $return; } /** * Returns an notification box * * @param string $message * @param string $id adds an id to the notification box. * @return string */ public static function get_notification_box( $message, $id = '' ) { $page_val = Util_Request::get_string( 'page' ); if ( empty( $page_val ) || ( ! empty( $page_val ) && 'w3tc_' !== substr( $page_val, 0, 5 ) ) ) { $logo = sprintf( 'W3 Total Cache"', esc_url( plugins_url( '/pub/img/W3TC_dashboard_logo_title.png', W3TC_FILE ) ) . '' ); } else { $logo = ''; } return sprintf( '
%s
', $id ? 'id="' . esc_attr( $id ) . '"' : '', $logo . wp_kses( $message, self::get_allowed_html_for_wp_kses_from_content( $message ) ) ); } /** * Echos an notification box * * @param string $message * @param string $id adds an id to the notification box. */ public static function e_notification_box( $message, $id = '' ) { $notification_box = self::get_notification_box( $message, $id ); echo wp_kses( $notification_box, self::get_allowed_html_for_wp_kses_from_content( $notification_box ) ); } /** * Echos an error box. * * @param string $message Message. * @param string $id Id. */ public static function error_box( $message, $id = '' ) { $page_val = Util_Request::get_string( 'page' ); if ( empty( $page_val ) || ( ! empty( $page_val ) && 'w3tc_' !== substr( $page_val, 0, 5 ) ) ) { $logo = sprintf( 'W3 Total Cache', esc_url( plugins_url( '/pub/img/W3TC_dashboard_logo_title.png', W3TC_FILE ) . '' ) ); } else { $logo = ''; } $v = sprintf( '
%s
', $id ? 'id="' . esc_attr( $id ) . '"' : '', $logo . wp_kses( $message, self::get_allowed_html_for_wp_kses_from_content( $message ) ) ); echo wp_kses( $v, self::get_allowed_html_for_wp_kses_from_content( $v ) ); } /** * Format bytes into B, KB, MB, GB and TB * * @param unknown $bytes * @param int $precision * @return string */ public static function format_bytes( $bytes, $precision = 2 ) { $units = array( 'B', 'KB', 'MB', 'GB', 'TB' ); $bytes = max( $bytes, 0 ); $pow = floor( ( $bytes ? log( $bytes ) : 0 ) / log( 1024 ) ); $pow = min( $pow, count( $units ) - 1 ); // Uncomment one of the following alternatives. $bytes /= pow( 1024, $pow ); // $bytes /= ( 1 << ( 10 * $pow ) ); return round( $bytes, $precision ) . ' ' . $units[ $pow ]; } public static function format_mbytes( $bytes, $precision = 2 ) { $units = array( 'B', 'KB', 'MB', 'GB', 'TB' ); $bytes = max( $bytes, 0 ); $pow = floor( ( $bytes ? log( $bytes ) : 0 ) / log( 1024 ) ); $pow = min( $pow, count( $units ) - 1 ); // Uncomment one of the following alternatives. $bytes /= pow( 1024, $pow ); // $bytes /= ( 1 << ( 10 * $pow ) ); return round( $bytes, $precision ) . ' ' . $units[ $pow + 2 ]; } /** * Returns an input text element * * @param string $id * @param string $name * @param string $value * @param bool $disabled * @param int $size */ public static function r_hidden( $id, $name, $value ) { return ''; } /** * Echos an input text element * * @param string $id * @param string $name * @param string $value * @param bool $disabled * @param int $size */ public static function hidden( $id, $name, $value ) { $hidden = self::r_hidden( $id, $name, $value ); echo wp_kses( $hidden, self::get_allowed_html_for_wp_kses_from_content( $hidden ) ); } /** * Echos an label element * * @param string $id * @param string $text */ public static function label( $id, $text ) { $label = ''; echo wp_kses( $label, self::get_allowed_html_for_wp_kses_from_content( $label ) ); } /** * Echos an input text element * * @param string $id * @param string $name * @param string $value * @param bool $disabled * @param int $size */ public static function textbox( $id, $name, $value, $disabled = false, $size = 40, $type = 'text', $placeholder = '' ) { echo ''; } /** * Echos an input password element * * @param string $id * @param string $name * @param string $value * @param bool $disabled * @param int $size */ public static function passwordbox( $id, $name, $value, $disabled = false, $size = 40 ) { echo ''; } /** * Echos an select element * * @param string $id * @param string $name * @param bool $state whether checked or not. * @param bool $disabled * @param array $optgroups */ public static function selectbox( $id, $name, $value, $values, $disabled = false, $optgroups = null ) { echo ''; } private static function option( $key, $selected_value, $descriptor ) { if ( ! is_array( $descriptor ) ) { $label = $descriptor; $disabled = false; } else { $label = $descriptor['label']; $disabled = ! empty( $descriptor['disabled'] ); } echo '' . "\n"; } /** * Echos a group of radio elements * values: value => label pair or * value => array(label, disabled, postfix). */ public static function radiogroup( $name, $value, $values, $disabled = false, $separator = '' ) { $first = true; foreach ( $values as $key => $label_or_array ) { if ( $first ) { $first = false; } else { echo wp_kses( $separator, self::get_allowed_html_for_wp_kses_from_content( $separator ) ); } $label = ''; $item_disabled = false; $postfix = ''; $pro_feature = false; if ( ! is_array( $label_or_array ) ) { $label = $label_or_array; } else { $label = $label_or_array['label']; $item_disabled = $label_or_array['disabled']; $postfix = isset( $label_or_array['postfix'] ) ? $label_or_array['postfix'] : ''; $pro_feature = isset( $label_or_array['pro_feature'] ) ? $label_or_array['pro_feature'] : false; } if ( $pro_feature ) { self::pro_wrap_maybe_start(); } echo '' . wp_kses( $postfix, self::get_allowed_html_for_wp_kses_from_content( $postfix ) ) . "\n"; if ( $pro_feature ) { self::pro_wrap_description( $label_or_array['pro_excerpt'], $label_or_array['pro_description'], $name . '__' . $key ); self::pro_wrap_maybe_end( $name . '__' . $key ); } } } /** * Echos an input text element * * @param string $id * @param string $name * @param string $value * @param bool $disabled */ public static function textarea( $id, $name, $value, $disabled = false ) { ?> '; } echo '' . "\n"; echo ' '; if ( ! is_null( $label ) ) { echo wp_kses( $label, self::get_allowed_html_for_wp_kses_from_content( $label ) ) . ''; } } /** * Echos an element * * @param string $type * @param string $id * @param string $name * @param mixed $value * @param bool $disabled */ public static function element( $type, $id, $name, $value, $disabled = false ) { switch ( $type ) { case 'textbox': self::textbox( $id, $name, $value, $disabled ); break; case 'password': self::passwordbox( $id, $name, $value, $disabled ); break; case 'textarea': self::textarea( $id, $name, $value, $disabled ); break; case 'checkbox': default: self::checkbox( $id, $name, $value, $disabled ); break; } } public static function checkbox2( $e ) { self::checkbox( $e['name'], $e['name'], $e['value'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ), ( isset( $e['label'] ) ? $e['label'] : null ) ); } public static function radiogroup2( $e ) { self::radiogroup( $e['name'], $e['value'], $e['values'], $e['disabled'], $e['separator'] ); } public static function selectbox2( $e ) { self::selectbox( $e['name'], $e['name'], $e['value'], $e['values'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ), ( isset( $e['optgroups'] ) ? $e['optgroups'] : null ) ); } public static function textbox2( $e ) { self::textbox( $e['name'], $e['name'], $e['value'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ), ( ! empty( $e['size'] ) ? $e['size'] : 20 ), ( ! empty( $e['type'] ) ? $e['type'] : 'text' ), ( ! empty( $e['placeholder'] ) ? $e['placeholder'] : '' ) ); } public static function textarea2( $e ) { self::textarea( $e['name'], $e['name'], $e['value'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ) ); } public static function control2( $a ) { if ( 'checkbox' === $a['control'] ) { self::checkbox2( array( 'name' => $a['control_name'], 'value' => $a['value'], 'disabled' => $a['disabled'], 'label' => $a['checkbox_label'], ) ); } elseif ( 'radiogroup' === $a['control'] ) { self::radiogroup2( array( 'name' => $a['control_name'], 'value' => $a['value'], 'disabled' => $a['disabled'], 'values' => $a['radiogroup_values'], 'separator' => isset( $a['radiogroup_separator'] ) ? $a['radiogroup_separator'] : '', ) ); } elseif ( 'selectbox' === $a['control'] ) { self::selectbox2( array( 'name' => $a['control_name'], 'value' => $a['value'], 'disabled' => $a['disabled'], 'values' => $a['selectbox_values'], 'optgroups' => isset( $a['selectbox_optgroups'] ) ? $a['selectbox_optgroups'] : null, ) ); } elseif ( 'textbox' === $a['control'] ) { self::textbox2( array( 'name' => $a['control_name'], 'value' => $a['value'], 'disabled' => $a['disabled'], 'type' => isset( $a['textbox_type'] ) ? $a['textbox_type'] : null, 'size' => isset( $a['textbox_size'] ) ? $a['textbox_size'] : null, 'placeholder' => isset( $a['textbox_placeholder'] ) ? $a['textbox_placeholder'] : null, ) ); } elseif ( 'textarea' === $a['control'] ) { self::textarea2( array( 'name' => $a['control_name'], 'value' => $a['value'], 'disabled' => $a['disabled'], ) ); } elseif ( 'none' === $a['control'] ) { echo wp_kses( $a['none_label'], self::get_allowed_html_for_wp_kses_from_content( $a['none_label'] ) ); } elseif ( 'button' === $a['control'] ) { echo ''; } } /** * Get table classes for tables including pro features. * * When on the free version, tables with pro features have additional classes added to help highlight * the premium feature. If the user is on pro, this class is omitted. * * @since 0.14.3 * * @return string */ public static function table_class() { $table_class[] = 'form-table'; if ( ! Util_Environment::is_w3tc_pro( Dispatcher::config() ) ) { $table_class[] = 'w3tc-pro-feature'; } return implode( ' ', $table_class ); } /** * Renders element with controls * id => * label => * label_class => * => details * style - default is label,controls view, * alternative is one-column view */ public static function table_tr( $a ) { $id = isset( $a['id'] ) ? $a['id'] : ''; $a = apply_filters( 'w3tc_ui_settings_item', $a ); echo ''; if ( isset( $a['label'] ) ) { self::label( $id, $a['label'] ); } echo "\n\n"; foreach ( $a as $key => $e ) { if ( 'checkbox' === $key ) { self::checkbox( $id, isset( $e['name'] ) ? $e['name'] : null, $e['value'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ), ( isset( $e['label'] ) ? $e['label'] : null ) ); } elseif ( 'description' === $key ) { echo '

' . wp_kses( $e, self::get_allowed_html_for_wp_kses_from_content( $e ) ) . '

'; } elseif ( 'hidden' === $key ) { self::hidden( '', $e['name'], $e['value'] ); } elseif ( 'html' === $key ) { echo wp_kses( $e, self::get_allowed_html_for_wp_kses_from_content( $e ) ); } elseif ( 'radiogroup' === $key ) { self::radiogroup( $e['name'], $e['value'], $e['values'], $e['disabled'], $e['separator'] ); } elseif ( 'selectbox' === $key ) { self::selectbox( $id, $e['name'], $e['value'], $e['values'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ), ( isset( $e['optgroups'] ) ? $e['optgroups'] : null ) ); } elseif ( 'textbox' === $key ) { self::textbox( $id, $e['name'], $e['value'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ), ( ! empty( $e['size'] ) ? $e['size'] : 20 ), ( ! empty( $e['type'] ) ? $e['type'] : 'text' ), ( ! empty( $e['placeholder'] ) ? $e['placeholder'] : '' ) ); } elseif ( 'textarea' === $key ) { self::textarea( $id, $e['name'], $e['value'], ( isset( $e['disabled'] ) ? $e['disabled'] : false ) ); } } echo "\n"; } /** * Prints configuration item UI based on description * key => configuration key * label => configuration key's as its introduced to the user * value => it's value * disabled => if disabled * * control => checkbox | radiogroup | selectbox | textbox * checkbox_label => text shown after the textbox * radiogroup_values => array of possible values for radiogroup * selectbox_values => array of possible values for dropdown * selectbox_optgroups => * textbox_size => * * control_after => something after control to add * description => description shown to the user below */ public static function config_item( $a ) { /* * Some items we do not want shown in the free edition. * * By default, they will show in free, unless 'show_in_free' is specifically passed in as false. */ $is_w3tc_free = ! Util_Environment::is_w3tc_pro( Dispatcher::config() ); $show_in_free = ! isset( $a['show_in_free'] ) || (bool) $a['show_in_free']; if ( ! $show_in_free && $is_w3tc_free ) { return; } $a = self::config_item_preprocess( $a ); if ( 'w3tc_single_column' === $a['label_class'] ) { echo ''; } else { echo ''; if ( ! empty( $a['label'] ) ) { self::label( $a['control_name'], $a['label'] ); } echo "\n\n"; } self::control2( $a ); if ( isset( $a['control_after'] ) ) { echo wp_kses( $a['control_after'], self::get_allowed_html_for_wp_kses_from_content( $a['control_after'] ) ); } if ( isset( $a['description'] ) ) { echo wp_kses( sprintf( '%1$s%2$s%3$s', '

', $a['description'], '

' ), array( 'p' => array( 'class' => array(), ), 'acronym' => array( 'title' => array(), ), ) ); } echo ( isset( $a['style'] ) ? '' : '' ); echo "\n"; } public static function config_item_extension_enabled( $a ) { echo "\n\n"; $c = Dispatcher::config(); self::checkbox2( array( 'name' => 'extension__' . self::config_key_to_http_name( $a['extension_id'] ), 'value' => $c->is_extension_active_frontend( $a['extension_id'] ), 'label' => $a['checkbox_label'], ) ); if ( isset( $a['description'] ) ) { echo '

' . wp_kses( $a['description'], self::get_allowed_html_for_wp_kses_from_content( $a['description'] ) ) . '

'; } echo "\n"; } public static function config_item_pro( $a ) { $a = self::config_item_preprocess( $a ); if ( 'w3tc_no_trtd' !== $a['label_class'] ) { echo ''; if ( ! empty( $a['label'] ) ) { self::label( $a['control_name'], $a['label'] ); } echo "\n\n"; } self::pro_wrap_maybe_start(); self::control2( $a ); if ( isset( $a['control_after'] ) ) { echo wp_kses( $a['control_after'], self::get_allowed_html_for_wp_kses_from_content( $a['control_after'] ) ); } if ( isset( $a['description'] ) ) { self::pro_wrap_description( $a['excerpt'], $a['description'], $a['control_name'] ); } self::pro_wrap_maybe_end( $a['control_name'] ); if ( 'w3tc_no_trtd' !== $a['label_class'] ) { echo "\n"; } } public static function config_item_preprocess( $a ) { $c = Dispatcher::config(); if ( ! isset( $a['value'] ) || is_null( $a['value'] ) ) { $a['value'] = $c->get( $a['key'] ); if ( is_array( $a['value'] ) ) { $a['value'] = implode( "\n", $a['value'] ); } } if ( ! isset( $a['disabled'] ) || is_null( $a['disabled'] ) ) { $a['disabled'] = $c->is_sealed( $a['key'] ); } if ( empty( $a['label'] ) ) { $a['label'] = self::config_label( $a['key'] ); } $a['control_name'] = self::config_key_to_http_name( $a['key'] ); $a['label_class'] = empty( $a['label_class'] ) ? '' : $a['label_class']; if ( empty( $a['label_class'] ) && 'checkbox' === $a['control'] ) { $a['label_class'] = 'w3tc_config_checkbox'; } $action_key = $a['key']; if ( is_array( $action_key ) ) { $action_key = 'extension.' . $action_key[0] . '.' . $action_key[1]; } return apply_filters( 'w3tc_ui_config_item_' . $action_key, $a ); } /** * Displays config item - caching engine selectbox */ public static function config_item_engine( $a ) { if ( isset( $a['empty_value'] ) && $a['empty_value'] ) { $values[''] = array( 'label' => 'Please select a method', ); } $values['file'] = array( 'label' => __( 'Disk', 'w3-total-cache' ), 'optgroup' => 0, ); $values['apc'] = array( 'disabled' => ! Util_Installed::apc(), 'label' => __( 'Opcode: Alternative PHP Cache (APC / APCu)', 'w3-total-cache' ), 'optgroup' => 1, ); $values['eaccelerator'] = array( 'disabled' => ! Util_Installed::eaccelerator(), 'label' => __( 'Opcode: eAccelerator', 'w3-total-cache' ), 'optgroup' => 1, ); $values['xcache'] = array( 'disabled' => ! Util_Installed::xcache(), 'label' => __( 'Opcode: XCache', 'w3-total-cache' ), 'optgroup' => 1, ); $values['wincache'] = array( 'disabled' => ! Util_Installed::wincache(), 'label' => __( 'Opcode: WinCache', 'w3-total-cache' ), 'optgroup' => 1, ); $values['memcached'] = array( 'disabled' => ! Util_Installed::memcached(), 'label' => __( 'Memcached', 'w3-total-cache' ), 'optgroup' => 2, ); $values['redis'] = array( 'disabled' => ! Util_Installed::redis(), 'label' => __( 'Redis', 'w3-total-cache' ), 'optgroup' => 2, ); self::config_item( array( 'key' => $a['key'], 'label' => ( isset( $a['label'] ) ? $a['label'] : null ), 'disabled' => ( isset( $a['disabled'] ) ? $a['disabled'] : null ), 'control' => 'selectbox', 'selectbox_values' => $values, 'selectbox_optgroups' => array( __( 'Shared Server:', 'w3-total-cache' ), __( 'Dedicated / Virtual Server:', 'w3-total-cache' ), __( 'Multiple Servers:', 'w3-total-cache' ), ), 'control_after' => isset( $a['control_after'] ) ? $a['control_after'] : null, ) ); } public static function pro_wrap_maybe_start() { if ( Util_Environment::is_w3tc_pro( Dispatcher::config() ) ) { return; } ?>
' . wp_kses( $excerpt_clean, self::get_allowed_html_for_wp_kses_from_content( $excerpt_clean ) ) . '

'; if ( ! empty( $description ) ) { $d = array_map( function( $e ) { return '

' . wp_kses( $e, self::get_allowed_html_for_wp_kses_from_content( $e ) ) . '

'; }, $description ); $descriptions = implode( "\n", $d ); echo '
' . wp_kses( $descriptions, self::get_allowed_html_for_wp_kses_from_content( $descriptions ) ) . '
'; echo '' . esc_html( __( 'Show More', 'w3-total-cache' ) ) . ''; } } public static function pro_wrap_maybe_end( $button_data_src ) { if ( Util_Environment::is_w3tc_pro( Dispatcher::config() ) ) { return; } ?>

is_master() ) { return; } if ( $c->get_boolean( $a['key'] ) ) { $name = 'w3tc_config_overloaded_disable~' . self::config_key_to_http_name( $a['key'] ); $value = __( 'Use common settings', 'w3-total-cache' ); } else { $name = 'w3tc_config_overloaded_enable~' . self::config_key_to_http_name( $a['key'] ); $value = __( 'Use specific settings', 'w3-total-cache' ); } echo '
'; echo ''; echo '
'; } /** * Get the admin URL based on the path and the interface (network or site). * * @param string $path Admin path/URI. * @return string */ public static function admin_url( $path ) { return is_network_admin() ? network_admin_url( $path ) : admin_url( $path ); } /** * Returns a preview link with current state * * @return string */ public static function preview_link() { return self::button_link( __( 'Preview', 'w3-total-cache' ), self::url( array( 'w3tc_default_previewing' => 'y' ) ), true ); } /** * Takes seconds and converts to array('Nh ','Nm ', 'Ns ', 'Nms ') or "Nh Nm Ns Nms" * * @param unknown $input * @param bool $string * @return array|string */ public static function secs_to_time( $input, $string = true ) { $input = (float) $input; $time = array(); $msecs = floor( $input * 1000 % 1000 ); $seconds = $input % 60; $minutes = floor( $input / 60 ) % 60; $hours = floor( $input / 60 / 60 ) % 60; if ( $hours ) { $time[] = $hours; } if ( $minutes ) { $time[] = sprintf( '%dm', $minutes ); } if ( $seconds ) { $time[] = sprintf( '%ds', $seconds ); } if ( $msecs ) { $time[] = sprintf( '%dms', $msecs ); } if ( empty( $time ) ) { $time[] = sprintf( '%dms', 0 ); } if ( $string ) { return implode( ' ', $time ); } return $time; } /** * Returns option name accepted by W3TC as http paramter * from it's id (full name from config file) */ public static function config_key_to_http_name( $id ) { if ( is_array( $id ) ) { $id = $id[0] . '___' . $id[1]; } return str_replace( '.', '__', $id ); } /* * Converts configuration key returned in http _GET/_POST * to configuration key */ public static function config_key_from_http_name( $http_key ) { $a = explode( '___', $http_key ); if ( count( $a ) === 2 ) { $a[0] = self::config_key_from_http_name( $a[0] ); $a[1] = self::config_key_from_http_name( $a[1] ); return $a; } return str_replace( '__', '.', $http_key ); } public static function get_allowed_html_for_wp_kses_from_content( $content ) { $allowed_html = array(); if( empty( $content ) ) { return $allowed_html; } $dom = new DOMDocument(); @$dom->loadHTML( $content ); foreach ( $dom->getElementsByTagName( '*' ) as $tag ) { $tagname = $tag->tagName; foreach ( $tag->attributes as $attribute_name => $attribute_val ) { $allowed_html[ $tagname ][ $attribute_name ] = array(); } $allowed_html[ $tagname ] = empty( $allowed_html[ $tagname ] ) ? array() : $allowed_html[ $tagname ]; } return $allowed_html; } }