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assets
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certificates
css
customize
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js
pomo
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rest-api
sodium_compat
theme-compat
widgets
Files:
admin-bar.php
atomlib.php
author-template.php
blocks.php
bookmark-template.php
bookmark.php
cache.php
canonical.php
capabilities.php
category-template.php
category.php
class-IXR.php
class-feed.php
class-http.php
class-json.php
class-oembed.php
class-phpass.php
class-phpmailer.php
class-pop3.php
class-requests.php
class-simplepie.php
class-smtp.php
class-snoopy.php
class-walker-category-dropdown.php
class-walker-category.php
class-walker-comment.php
class-walker-nav-menu.php
class-walker-page-dropdown.php
class-walker-page.php
class-wp-admin-bar.php
class-wp-ajax-response.php
class-wp-block-parser.php
class-wp-block-styles-registry.php
class-wp-block-type-registry.php
class-wp-block-type.php
class-wp-comment-query.php
class-wp-comment.php
class-wp-customize-control.php
class-wp-customize-manager.php
class-wp-customize-nav-menus.php
class-wp-customize-panel.php
class-wp-customize-section.php
class-wp-customize-setting.php
class-wp-customize-widgets.php
class-wp-date-query.php
class-wp-dependency.php
class-wp-editor.php
class-wp-embed.php
class-wp-error.php
class-wp-fatal-error-handler.php
class-wp-feed-cache-transient.php
class-wp-feed-cache.php
class-wp-hook.php
class-wp-http-cookie.php
class-wp-http-curl.php
class-wp-http-encoding.php
class-wp-http-ixr-client.php
class-wp-http-proxy.php
class-wp-http-requests-hooks.php
class-wp-http-requests-response.php
class-wp-http-response.php
class-wp-http-streams.php
class-wp-image-editor-gd.php
class-wp-image-editor-imagick.php
class-wp-image-editor.php
class-wp-list-util.php
class-wp-locale-switcher.php
class-wp-locale.php
class-wp-matchesmapregex.php
class-wp-meta-query.php
class-wp-metadata-lazyloader.php
class-wp-network-query.php
class-wp-network.php
class-wp-object-cache.php
class-wp-oembed-controller.php
class-wp-oembed.php
class-wp-paused-extensions-storage.php
class-wp-post-type.php
class-wp-post.php
class-wp-query.php
class-wp-recovery-mode-cookie-service.php
class-wp-recovery-mode-email-service.php
class-wp-recovery-mode-key-service.php
class-wp-recovery-mode-link-service.php
class-wp-recovery-mode.php
class-wp-rewrite.php
class-wp-role.php
class-wp-roles.php
class-wp-session-tokens.php
class-wp-simplepie-file.php
class-wp-simplepie-sanitize-kses.php
class-wp-site-query.php
class-wp-site.php
class-wp-tax-query.php
class-wp-taxonomy.php
class-wp-term-query.php
class-wp-term.php
class-wp-text-diff-renderer-inline.php
class-wp-text-diff-renderer-table.php
class-wp-theme.php
class-wp-user-meta-session-tokens.php
class-wp-user-query.php
class-wp-user-request.php
class-wp-user.php
class-wp-walker.php
class-wp-widget-factory.php
class-wp-widget.php
class-wp-xmlrpc-server.php
class-wp.php
class.wp-dependencies.php
class.wp-scripts.php
class.wp-styles.php
comment-template.php
comment.php
compat.php
cron.php
date.php
default-constants.php
default-filters.php
default-widgets.php
deprecated.php
embed-template.php
embed.php
error-protection.php
feed-atom-comments.php
feed-atom.php
feed-rdf.php
feed-rss.php
feed-rss2-comments.php
feed-rss2.php
feed.php
formatting.php
functions.php
functions.wp-scripts.php
functions.wp-styles.php
general-template.php
http.php
kses.php
l10n.php
link-template.php
load.php
locale.php
media-template.php
media.php
meta.php
ms-blogs.php
ms-default-constants.php
ms-default-filters.php
ms-deprecated.php
ms-files.php
ms-functions.php
ms-load.php
ms-network.php
ms-settings.php
ms-site.php
nav-menu-template.php
nav-menu.php
option.php
pluggable-deprecated.php
pluggable.php
plugin.php
post-formats.php
post-template.php
post-thumbnail-template.php
post.php
query.php
registration-functions.php
registration.php
rest-api.php
revision.php
rewrite.php
rss-functions.php
rss.php
script-loader.php
session.php
shortcodes.php
spl-autoload-compat.php
taxonomy.php
template-loader.php
template.php
theme.php
update.php
user.php
vars.php
version.php
widgets.php
wp-db.php
wp-diff.php
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Edit File: class-wp-error.php
<?php /** * WordPress Error API. * * Contains the WP_Error class and the is_wp_error() function. * * @package WordPress */ /** * WordPress Error class. * * Container for checking for WordPress errors and error messages. Return * WP_Error and use is_wp_error() to check if this class is returned. Many * core WordPress functions pass this class in the event of an error and * if not handled properly will result in code errors. * * @since 2.1.0 */ class WP_Error { /** * Stores the list of errors. * * @since 2.1.0 * @var array */ public $errors = array(); /** * Stores the list of data for error codes. * * @since 2.1.0 * @var array */ public $error_data = array(); /** * Initialize the error. * * If `$code` is empty, the other parameters will be ignored. * When `$code` is not empty, `$message` will be used even if * it is empty. The `$data` parameter will be used only if it * is not empty. * * Though the class is constructed with a single error code and * message, multiple codes can be added using the `add()` method. * * @since 2.1.0 * * @param string|int $code Error code * @param string $message Error message * @param mixed $data Optional. Error data. */ public function __construct( $code = '', $message = '', $data = '' ) { if ( empty( $code ) ) { return; } $this->errors[ $code ][] = $message; if ( ! empty( $data ) ) { $this->error_data[ $code ] = $data; } } /** * Retrieve all error codes. * * @since 2.1.0 * * @return array List of error codes, if available. */ public function get_error_codes() { if ( ! $this->has_errors() ) { return array(); } return array_keys( $this->errors ); } /** * Retrieve first error code available. * * @since 2.1.0 * * @return string|int Empty string, if no error codes. */ public function get_error_code() { $codes = $this->get_error_codes(); if ( empty( $codes ) ) { return ''; } return $codes[0]; } /** * Retrieve all error messages or error messages matching code. * * @since 2.1.0 * * @param string|int $code Optional. Retrieve messages matching code, if exists. * @return array Error strings on success, or empty array on failure (if using code parameter). */ public function get_error_messages( $code = '' ) { // Return all messages if no code specified. if ( empty( $code ) ) { $all_messages = array(); foreach ( (array) $this->errors as $code => $messages ) { $all_messages = array_merge( $all_messages, $messages ); } return $all_messages; } if ( isset( $this->errors[ $code ] ) ) { return $this->errors[ $code ]; } else { return array(); } } /** * Get single error message. * * This will get the first message available for the code. If no code is * given then the first code available will be used. * * @since 2.1.0 * * @param string|int $code Optional. Error code to retrieve message. * @return string */ public function get_error_message( $code = '' ) { if ( empty( $code ) ) { $code = $this->get_error_code(); } $messages = $this->get_error_messages( $code ); if ( empty( $messages ) ) { return ''; } return $messages[0]; } /** * Retrieve error data for error code. * * @since 2.1.0 * * @param string|int $code Optional. Error code. * @return mixed Error data, if it exists. */ public function get_error_data( $code = '' ) { if ( empty( $code ) ) { $code = $this->get_error_code(); } if ( isset( $this->error_data[ $code ] ) ) { return $this->error_data[ $code ]; } } /** * Verify if the instance contains errors. * * @since 5.1.0 * * @return bool */ public function has_errors() { if ( ! empty( $this->errors ) ) { return true; } return false; } /** * Add an error or append additional message to an existing error. * * @since 2.1.0 * * @param string|int $code Error code. * @param string $message Error message. * @param mixed $data Optional. Error data. */ public function add( $code, $message, $data = '' ) { $this->errors[ $code ][] = $message; if ( ! empty( $data ) ) { $this->error_data[ $code ] = $data; } } /** * Add data for error code. * * The error code can only contain one error data. * * @since 2.1.0 * * @param mixed $data Error data. * @param string|int $code Error code. */ public function add_data( $data, $code = '' ) { if ( empty( $code ) ) { $code = $this->get_error_code(); } $this->error_data[ $code ] = $data; } /** * Removes the specified error. * * This function removes all error messages associated with the specified * error code, along with any error data for that code. * * @since 4.1.0 * * @param string|int $code Error code. */ public function remove( $code ) { unset( $this->errors[ $code ] ); unset( $this->error_data[ $code ] ); } }
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