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<?php
namespace W3TC;
class Cdn_AdminNotes {
/**
*
*
* @param Config $config
* @return array
*/
public function w3tc_notes( $notes ) {
$config = Dispatcher::config();
$state = Dispatcher::config_state();
$cdn_engine = $config->get_string( 'cdn.engine' );
$page = Util_Request::get_string( 'page' );
if ( !Cdn_Util::is_engine_mirror( $cdn_engine ) ) {
/**
* Show notification after theme change
*/
if ( $state->get_boolean( 'cdn.show_note_theme_changed' ) ) {
$notes['cdn_theme_changed'] = sprintf(
__( 'The active theme has changed, please %s now to ensure proper operation. %s',
'w3-total-cache' ),
Util_Ui::button_popup(
__( 'upload active theme files', 'w3-total-cache' ),
'cdn_export',
'cdn_export_type=theme' ),
Util_Ui::button_hide_note2( array(
'w3tc_default_config_state' => 'y',
'key' => 'cdn.show_note_theme_changed',
'value' => 'false' ) ) );
}
/**
* Show notification after WP upgrade
*/
if ( $state->get_boolean( 'cdn.show_note_wp_upgraded' ) ) {
$notes['cdn_wp_upgraded'] = sprintf(
__( 'Upgraded WordPress? Please %s files now to ensure proper operation. %s',
'w3-total-cache' ),
Util_Ui::button_popup( 'upload wp-includes', 'cdn_export',
'cdn_export_type=includes' ),
Util_Ui::button_hide_note2( array(
'w3tc_default_config_state' => 'y',
'key' => 'cdn.show_note_wp_upgraded',
'value' => 'false' ) ) );
}
/**
* Show notification after CDN enable
*/
if ( $state->get_boolean( 'cdn.show_note_cdn_upload' ) ||
$state->get_boolean( 'cdn.show_note_cdn_reupload' ) ) {
$cdn_upload_buttons = array();
if ( $config->get_boolean( 'cdn.includes.enable' ) ) {
$cdn_upload_buttons[] = Util_Ui::button_popup(
'wp-includes', 'cdn_export', 'cdn_export_type=includes' );
}
if ( $config->get_boolean( 'cdn.theme.enable' ) ) {
$cdn_upload_buttons[] = Util_Ui::button_popup(
'theme files', 'cdn_export', 'cdn_export_type=theme' );
}
if ( $config->get_boolean( 'minify.enabled' ) &&
$config->get_boolean( 'cdn.minify.enable' ) &&
!$config->get_boolean( 'minify.auto' ) ) {
$cdn_upload_buttons[] = Util_Ui::button_popup(
'minify files', 'cdn_export',
'cdn_export_type=minify' );
}
if ( $config->get_boolean( 'cdn.custom.enable' ) ) {
$cdn_upload_buttons[] = Util_Ui::button_popup(
'custom files', 'cdn_export', 'cdn_export_type=custom' );
}
if ( $state->get_boolean( 'cdn.show_note_cdn_upload' ) ) {
$notes[] = sprintf(
__( 'Make sure to %s and upload the %s, files to the <acronym title="Content Delivery Network">CDN</acronym> to ensure proper operation. %s',
'w3-total-cache' ),
Util_Ui::button_popup( 'export the media library',
'cdn_export_library' ),
implode( ', ', $cdn_upload_buttons ),
Util_Ui::button_hide_note2( array(
'w3tc_default_config_state' => 'y',
'key' => 'cdn.show_note_cdn_upload',
'value' => 'false' ) ) );
}
if ( $state->get_boolean( 'cdn.show_note_cdn_reupload' ) ) {
$notes[] = sprintf(
__( 'Settings that affect Browser Cache settings for files hosted by the CDN have been changed. To apply the new settings %s and %s. %s',
'w3-total-cache' ),
Util_Ui::button_popup(
__( 'export the media library', 'w3-total-cache' ),
'cdn_export_library' ),
implode( ', ', $cdn_upload_buttons ),
Util_Ui::button_hide_note2( array(
'w3tc_default_config_state' => 'y',
'key' => 'cdn.show_note_cdn_reupload',
'value' => 'false' ) ) );
}
}
}
/**
* Check CURL extension
*/
if ( !$state->get_boolean( 'cdn.hide_note_no_curl' ) &&
!function_exists( 'curl_init' ) ) {
$notes[] = sprintf(
__( 'The <strong>CURL PHP</strong> extension is not available. Please install it to enable S3 or CloudFront functionality. %s',
'w3-total-cache' ),
Util_Ui::button_hide_note2( array(
'w3tc_default_config_state' => 'y',
'key' => 'cdn.hide_note_no_curl',
'value' => 'true' ) ) );
}
if ( 'maxcdn' === $cdn_engine ) {
$notes[] = sprintf(
// translators: 1: Opening anchor tag with a link to the CDN settings page, 2: closing anchor tag, 3 opening anchor tag to MaxCDN/StackPath migration guide.
__(
'MaxCDN has been replaced with StackPath CDN. As a result your configuration is now invalid and requires reconfiguration to a new %1$sCDN provider%2$s. You can migrate to StackPath using %3$sthis guide%2$s.',
'w3-total-cache'
),
'<a href="' . esc_url( admin_url( 'admin.php?page=w3tc_general#cdn' ) ) . '">',
'</a>',
'<a href="' . esc_url( 'https://support.stackpath.com/hc/en-us/articles/10408946467739-MaxCDN-Migration-to-StackPath-Instructions' ) . '" target="_blank">'
);
}
return $notes;
}
function w3tc_errors( $errors ) {
$c = Dispatcher::config();
$state = Dispatcher::config_state();
$cdn_engine = $c->get_string( 'cdn.engine' );
if ( Cdn_Util::is_engine_push( $cdn_engine ) ) {
/**
* Show notification if upload queue is not empty
*/
try {
if ( !( $error = get_transient( 'w3tc_cdn_error' ) ) &&
!$this->_is_queue_empty() ) {
$errors['cdn_unsuccessful_queue'] = sprintf(
__( 'The %s has unresolved errors. Empty the queue to restore normal operation.',
'w3-total-cache' ),
Util_Ui::button_popup(
__( 'unsuccessful transfer queue', 'w3-total-cache' ), 'cdn_queue' ) );
} elseif ( $error ) {
$errors['cdn_generic'] = $error;
}
} catch ( \Exception $ex ) {
$errors[] = $ex->getMessage();
set_transient( 'w3tc_cdn_error', $ex->getMessage(), 30 );
}
/**
* Check upload settings
*/
$upload_info = Util_Http::upload_info();
if ( !$upload_info ) {
$upload_path = get_option( 'upload_path' );
$upload_path = trim( $upload_path );
if ( empty( $upload_path ) ) {
$upload_path = WP_CONTENT_DIR . '/uploads';
$errors['cdn_uploads_folder_empty'] = sprintf(
__( 'The uploads directory is not available. Default WordPress directories will be created: <strong>%s</strong>.',
'w3-total-cache' ),
$upload_path );
}
if ( !Util_Environment::is_wpmu() ) {
$errors['cdn_uploads_folder_not_found'] = sprintf(
__( 'The uploads path found in the database (%s) is inconsistent with the actual path. Please manually adjust the upload path either in miscellaneous settings or if not using a custom path %s automatically to resolve the issue.',
'w3-total-cache' ),
$upload_path,
Util_Ui::button_link( __( 'update the path', 'w3-total-cache' ),
Util_Ui::url( array(
'w3tc_config_update_upload_path' => 'y' ) ) ) );
}
}
}
/**
* Check CDN settings
*/
$error = '';
switch ( true ) {
case ( $cdn_engine == 'ftp' && !count( $c->get_array( 'cdn.ftp.domain' ) ) ):
$errors['cdn_ftp_empty'] = __( 'A configuration issue prevents <acronym title="Content Delivery Network">CDN</acronym> from working:
The <strong>"Replace default hostname with"</strong>
field cannot be empty. Enter <acronym
title="Content Delivery Network">CDN</acronym>
provider hostname <a href="?page=w3tc_cdn#configuration">here</a>.
<em>(This is the hostname used in order to view objects
in a browser.)</em>', 'w3-total-cache' );
break;
case ( $cdn_engine == 's3' && ( $c->get_string( 'cdn.s3.key' ) == '' || $c->get_string( 'cdn.s3.secret' ) == '' || $c->get_string( 'cdn.s3.bucket' ) == '' ) ):
$error = __( 'The <strong>"Access key", "Secret key" and "Bucket"</strong> fields cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'cf' && ( $c->get_string( 'cdn.cf.key' ) == '' || $c->get_string( 'cdn.cf.secret' ) == '' || $c->get_string( 'cdn.cf.bucket' ) == '' || ( $c->get_string( 'cdn.cf.id' ) == '' && !count( $c->get_array( 'cdn.cf.cname' ) ) ) ) ):
$error = __( 'The <strong>"Access key", "Secret key", "Bucket" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'cf2' && ( $c->get_string( 'cdn.cf2.key' ) == '' || $c->get_string( 'cdn.cf2.secret' ) == '' || ( $c->get_string( 'cdn.cf2.id' ) == '' && !count( $c->get_array( 'cdn.cf2.cname' ) ) ) ) ):
$error = __( 'The <strong>"Access key", "Secret key" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'rscf' && ( $c->get_string( 'cdn.rscf.user' ) == '' || $c->get_string( 'cdn.rscf.key' ) == '' || $c->get_string( 'cdn.rscf.container' ) == '' ) ):
$error = __( 'The <strong>"Username", "API key", "Container" and "Replace default hostname with"</strong> fields cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'azure' && ( $c->get_string( 'cdn.azure.user' ) == '' || $c->get_string( 'cdn.azure.key' ) == '' || $c->get_string( 'cdn.azure.container' ) == '' ) ):
$error = __( 'The <strong>"Account name", "Account key" and "Container"</strong> fields cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'mirror' && !count( $c->get_array( 'cdn.mirror.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'cotendo' && !count( $c->get_array( 'cdn.cotendo.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'edgecast' && !count( $c->get_array( 'cdn.edgecast.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'att' && !count( $c->get_array( 'cdn.att.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( $cdn_engine == 'akamai' && !count( $c->get_array( 'cdn.akamai.domain' ) ) ):
$error = 'The <strong>"Replace default hostname with"</strong> field cannot be empty.';
break;
}
if ( $error ) {
$errors['cdn_not_configured'] = __( 'A configuration issue prevents <acronym title="Content Delivery Network">CDN</acronym> from working: ', 'w3-total-cache' ) . $error . __( ' <a href="?page=w3tc_cdn#configuration">Specify it here</a>.', 'w3-total-cache' );
}
return $errors;
}
/**
* Returns true if upload queue is empty
*
* @return bool
* @throws Exception
*/
private function _is_queue_empty() {
global $wpdb;
$wpdb->hide_errors();
$sql = sprintf( 'SELECT COUNT(*) FROM %s', $wpdb->base_prefix . W3TC_CDN_TABLE_QUEUE );
$result = $wpdb->get_var( $sql );
if ( ( $error = $wpdb->last_error ) ) {
if ( strpos( $error, "doesn't exist" ) !== false ) {
$url = is_network_admin() ? network_admin_url( 'admin.php?page=w3tc_install' ) : admin_url( 'admin.php?page=w3tc_install' );
throw new \Exception( sprintf(
__( 'Encountered issue with CDN: %s. See %s for instructions of creating correct table.', 'w3-total-cache' ),
$wpdb->last_error,
'<a href="' . $url . '">' . __( 'Install page', 'w3-total-cache' ) . '</a>' ) );
}
else
throw new \Exception( sprintf( __( 'Encountered issue with CDN: %s.', 'w3-total-cache' ), $wpdb->last_error ) );
}
return $result == 0;
}
}