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Cdn_AdminNotes.php
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<?php
/**
* File: Cdn_AdminNotes.php
*
* @package W3TC
*/
namespace W3TC;
/**
* Class: Cdn_AdminNotes
*/
class Cdn_AdminNotes {
/**
* Process admin notices.
*
* @param array $notes Notes.
* @return array
*/
public function w3tc_notes( array $notes ): array {
$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' ) ) {
$notes['cdn_theme_changed'] = sprintf(
// translators: 1: Button code, 2: Button code.
__( 'The active theme has changed, please %1$s now to ensure proper operation. %2$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' ) ) {
$notes['cdn_wp_upgraded'] = sprintf(
// translators: 1: Button code, 2: Button code.
__( 'Upgraded WordPress? Please %1$s files now to ensure proper operation. %2$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' ) ) {
$notes[] = sprintf(
// translators: 1: Button code, 2: Button code, 3: Button code.
__(
'Make sure to %1$s and upload the %2$s, files to the <acronym title="Content Delivery Network">CDN</acronym> to ensure proper operation. %3$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' ) ) {
$notes[] = sprintf(
// translators: 1: Button code, 2: Button code, 3: Button code.
__(
'Settings that affect Browser Cache settings for files hosted by the CDN have been changed. To apply the new settings %1$s and %2$s. %3$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' ) ) {
$notes[] = sprintf(
// translators: 1: Button code.
__( 'The <strong>CURL PHP</strong> extension is not available. Please install it to enable S3 or CloudFront functionality. %1$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;
}
/**
* Process error messages.
*
* @param array $errors Errors.
* @return array
*/
public function w3tc_errors( array $errors ): array {
$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() ) { // phpcs:ignore Squiz.PHP.DisallowMultipleAssignments.FoundInControlStructure
$errors['cdn_unsuccessful_queue'] = sprintf(
// translators: 1: Button code.
__( 'The %1$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';
$errors['cdn_uploads_folder_empty'] = sprintf(
// translators: 1: Upload path.
__( 'The uploads directory is not available. Default WordPress directories will be created: <strong>%1$s</strong>.', 'w3-total-cache' ),
$upload_path
);
}
if ( ! Util_Environment::is_wpmu() ) {
$errors['cdn_uploads_folder_not_found'] = sprintf(
// translators: 1: Upload path, 2: Button code.
__(
'The uploads path found in the database (%1$s) is inconsistent with the actual path. Please manually adjust the upload path either in miscellaneous settings or if not using a custom path %2$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 ( 'ftp' === $cdn_engine && ! 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 ( 's3' === $cdn_engine && ( empty( $c->get_string( 'cdn.s3.key' ) ) || empty( $c->get_string( 'cdn.s3.secret' ) ) || empty( $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 ( 'cf' === $cdn_engine && ( empty( $c->get_string( 'cdn.cf.key' ) ) || empty( $c->get_string( 'cdn.cf.secret' ) ) || empty( $c->get_string( 'cdn.cf.bucket' ) ) || ( empty( $c->get_string( 'cdn.cf.id' ) ) && empty( $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 ( 'cf2' === $cdn_engine && ( empty( $c->get_string( 'cdn.cf2.key' ) ) || empty( $c->get_string( 'cdn.cf2.secret' ) ) || ( empty( $c->get_string( 'cdn.cf2.id' ) ) && empty( $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 ( 'rscf' === $cdn_engine && ( empty( $c->get_string( 'cdn.rscf.user' ) ) || empty( $c->get_string( 'cdn.rscf.key' ) ) || empty( $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 ( 'azure' === $cdn_engine && ( empty( $c->get_string( 'cdn.azure.user' ) ) || empty( $c->get_string( 'cdn.azure.key' ) ) || empty( $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 ( 'azuremi' === $cdn_engine && empty( getenv( 'APPSETTING_WEBSITE_SITE_NAME' ) ) ):
$error = __( 'Microsoft Azure using Managed Identities is only available for "WordPress on App Service".', 'w3-total-cache' );
break;
case ( 'azuremi' === $cdn_engine && ( empty( $c->get_string( 'cdn.azuremi.user' ) ) || empty( $c->get_string( 'cdn.azuremi.clientid' ) ) || empty( $c->get_string( 'cdn.azuremi.container' ) ) ) ):
$error = __( 'The <strong>"Account name", "Entra client ID" and "Container"</strong> fields cannot be empty.', 'w3-total-cache' );
break;
case ( 'mirror' === $cdn_engine && empty( $c->get_array( 'cdn.mirror.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( 'cotendo' === $cdn_engine && empty( $c->get_array( 'cdn.cotendo.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( 'edgecast' === $cdn_engine && empty( $c->get_array( 'cdn.edgecast.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( 'att' === $cdn_engine && empty( $c->get_array( 'cdn.att.domain' ) ) ):
$error = __( 'The <strong>"Replace default hostname with"</strong> field cannot be empty.', 'w3-total-cache' );
break;
case ( 'akamai' === $cdn_engine && empty( $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 Exception.
*/
private function _is_queue_empty(): bool {
global $wpdb;
$wpdb->hide_errors();
$result = $wpdb->get_var( sprintf( 'SELECT COUNT(`id`) FROM `%s`', $wpdb->base_prefix . W3TC_CDN_TABLE_QUEUE ) ); // phpcs:ignore WordPress.DB.PreparedSQL.NotPrepared
if ( ( $error = $wpdb->last_error ) ) { // phpcs:ignore Squiz.PHP.DisallowMultipleAssignments.FoundInControlStructure
if ( strpos( $error, "doesn't exist" ) !== false ) {
$url = is_network_admin() ? network_admin_url( 'admin.php?page=w3tc_install' ) : admin_url( 'admin.php?page=w3tc_install' );
throw new \Exception(
sprintf(
// translators: 1: Error message, 2: Install link.
esc_html__( 'Encountered issue with CDN: %1$s. See %2$s for instructions of creating correct table.', 'w3-total-cache' ),
esc_html( $wpdb->last_error ),
'<a href="' . esc_url( $url ) . '">' . esc_html__( 'Install page', 'w3-total-cache' ) . '</a>'
)
);
} else {
throw new \Exception(
sprintf(
// translators: 1: Error message.
esc_html__( 'Encountered issue with CDN: %s.', 'w3-total-cache' ),
esc_html( $wpdb->last_error )
)
);
}
}
return empty( $result );
}
}