%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
require_once dirname( __FILE__ ) . '/redirect-sanitizer.php';
require_once dirname( __FILE__ ) . '/redirect-filter.php';
require_once dirname( __FILE__ ) . '/redirect-options.php';
require_once dirname( __FILE__ ) . '/redirect-cache.php';
/**
* Redirect class
*/
class Red_Item {
/**
* Maximum number of redirects to get from the database in one request.
*
* @var integer
*/
const MAX_REDIRECTS = 20000;
/**
* Redirect ID
*
* @var integer
*/
private $id = 0;
/**
* Source URL (full)
*
* @var String
*/
private $url = '';
/**
* Source URL (match)
*
* @var String
*/
private $match_url = '';
/**
* Undocumented variable
*
* @var String
*/
private $match_data = '';
/**
* Is regular expression?
*
* @var boolean
*/
private $regex = false;
/**
* Action data
*
* @var String
*/
private $action_data = '';
/**
* HTTP code
*
* @var integer
*/
private $action_code = 0;
/**
* Action type
*
* @var String
*/
private $action_type = '';
/**
* Match type
*
* @var String
*/
private $match_type = '';
/**
* Redirect title
*
* @var String
*/
private $title = '';
/**
* Last time the redirect was accessed
*
* @var integer
*/
private $last_access = 0;
/**
* Number of hits
*
* @var integer
*/
private $last_count = 0;
/**
* Status of the redirect
*
* @var string
*/
private $status = 'enabled';
/**
* Position value
*
* @var integer
*/
private $position = 0;
/**
* Group ID
*
* @var integer
*/
private $group_id = 0;
/**
* Source flags
*
* @var Red_Source_Flags|null
*/
public $source_flags = null;
/**
* Source options
*
* @var Red_Source_Options|null
*/
public $source_options = null;
/**
* Match object
*
* @var Red_Match|null
*/
public $match = null;
/**
* Action object
*
* @var Red_Action|null
*/
public $action = null;
/**
* Constructor
*
* @param stdClass|array|null $values Values.
*/
public function __construct( $values = null ) {
if ( is_object( $values ) ) {
$this->load_from_data( (array) $values );
} elseif ( is_array( $values ) ) {
$this->load_from_data( $values );
}
}
/**
* Load values into the object
*
* @param array $values Values.
* @return void
*/
private function load_from_data( array $values ) {
foreach ( $values as $key => $value ) {
if ( property_exists( $this, $key ) ) {
$this->$key = $value;
}
}
$this->regex = (bool) $this->regex;
$this->last_access = ( $this->last_access === '1970-01-01 00:00:00' || $this->last_access === '0000-00-00 00:00:00' ) ? 0 : mysql2date( 'U', $this->last_access );
$this->load_matcher();
$this->load_action();
$this->load_source();
}
/**
* Load the Red_Source_Flags and Red_Source_Options.
*
* Requires a v4 database
*
* @return void
*/
private function load_source() {
// Default regex flag to regex column. This will be removed once the regex column has been migrated
// todo: deprecate
$this->source_flags = new Red_Source_Flags( array_merge( red_get_options(), [ 'flag_regex' => $this->regex ] ) );
$this->source_options = new Red_Source_Options();
if ( isset( $this->match_data ) ) {
$json = json_decode( $this->match_data, true );
if ( $json && isset( $json['source'] ) ) {
// Merge redirect flags with default flags
$this->source_flags->set_flags( array_merge( red_get_options(), $json['source'] ) );
}
if ( $json && isset( $json['options'] ) ) {
$this->source_options->set_options( $json['options'] );
}
}
}
/**
* Load the Red_Match object
*
* @return void
*/
private function load_matcher() {
if ( empty( $this->match_type ) ) {
$this->match_type = 'url';
}
$this->match = Red_Match::create( $this->match_type, $this->action_data );
}
/**
* Load the Red_Action object
*
* @return void
*/
private function load_action() {
if ( empty( $this->action_type ) ) {
$this->action_type = 'nothing';
}
$this->action = Red_Action::create( $this->action_type, $this->action_code );
}
/**
* Get all redirects for a module. No paging.
*
* @param integer $module Module ID.
* @return Red_Item[]
*/
public static function get_all_for_module( $module ) {
global $wpdb;
$rows = $wpdb->get_results(
$wpdb->prepare(
"SELECT {$wpdb->prefix}redirection_items.* FROM {$wpdb->prefix}redirection_items
INNER JOIN {$wpdb->prefix}redirection_groups ON {$wpdb->prefix}redirection_groups.id={$wpdb->prefix}redirection_items.group_id
AND {$wpdb->prefix}redirection_groups.module_id=%d
AND {$wpdb->prefix}redirection_groups.status='enabled'
WHERE {$wpdb->prefix}redirection_items.status='enabled'
ORDER BY {$wpdb->prefix}redirection_items.position",
$module
)
);
$items = array();
foreach ( (array) $rows as $row ) {
$items[] = new Red_Item( $row );
}
return $items;
}
/**
* Get a list of redirects that match a URL. This is a helper function that calls the appropriate method for the current database version.
*
* @param string $url URL to match.
* @return array
*/
public static function get_for_url( $url ) {
$status = new Red_Database_Status();
// deprecate
if ( $status->does_support( '4.0' ) ) {
return self::get_for_matched_url( $url );
}
return self::get_old_url( $url );
}
/**
* Get a redirect that matches a URL
*
* @param string $url URL to match.
* @return Red_Item[]
*/
public static function get_for_matched_url( $url ) {
global $wpdb;
// Anything in the cache?
$cache = Redirect_Cache::init();
$rows = $cache->get( $url );
$url = new Red_Url_Match( $url );
$url_without = $url->get_url();
$url_with = $url->get_url_with_params();
if ( $rows === false ) {
// Nothing in cache, get from DB
$rows = $wpdb->get_results( $wpdb->prepare( "SELECT * FROM {$wpdb->prefix}redirection_items WHERE match_url IN (%s, %s, 'regex') AND status='enabled' LIMIT %d", $url_without, $url_with, self::MAX_REDIRECTS ) );
}
$items = [];
if ( is_array( $rows ) ) {
foreach ( $rows as $row ) {
$items[] = new Red_Item( $row );
}
usort( $items, [ 'Red_Item', 'sort_urls' ] );
if ( count( $items ) >= self::MAX_REDIRECTS ) {
// Something has gone pretty wrong at this point
error_log( 'Redirection: maximum redirect limit exceeded' );
}
}
return $items;
}
/**
* Get a redirect that matches a URL
*
* @deprecated 3.7.3
* @param string $url URL to match.
* @return array
*/
public static function get_old_url( $url ) {
global $wpdb;
// Yeah I know
$rows = $wpdb->get_results(
$wpdb->prepare(
"SELECT {$wpdb->prefix}redirection_items.*,{$wpdb->prefix}redirection_groups.position AS group_pos
FROM {$wpdb->prefix}redirection_items INNER JOIN {$wpdb->prefix}redirection_groups ON
{$wpdb->prefix}redirection_groups.id={$wpdb->prefix}redirection_items.group_id AND {$wpdb->prefix}redirection_groups.status='enabled'
AND {$wpdb->prefix}redirection_groups.module_id=%d WHERE ({$wpdb->prefix}redirection_items.regex=1
OR {$wpdb->prefix}redirection_items.url=%s)",
WordPress_Module::MODULE_ID,
$url
)
);
$items = array();
if ( count( $rows ) > 0 ) {
foreach ( $rows as $row ) {
$items[] = array(
'position' => ( $row->group_pos * 1000 ) + $row->position,
'item' => new Red_Item( $row ),
);
}
}
usort( $items, array( 'Red_Item', 'sort_urls_old' ) );
$items = array_map( array( 'Red_Item', 'reduce_sorted_items' ), $items );
// Sort it in PHP
ksort( $items );
$items = array_values( $items );
return $items;
}
/**
* Return only the 'item' element
*
* @param array $item Item.
* @return string
*/
public static function reduce_sorted_items( $item ) {
return $item['item'];
}
/**
* Get all redirects. No paging, and it could be too large for memory
*
* @return Red_Item[]
*/
public static function get_all() {
global $wpdb;
$rows = $wpdb->get_results( "SELECT * FROM {$wpdb->prefix}redirection_items" );
$items = array();
foreach ( (array) $rows as $row ) {
$items[] = new Red_Item( $row );
}
return $items;
}
/**
* Sort URLs
*
* @param object $first First URL.
* @param object $second Second URL.
* @return integer
*/
public static function sort_urls( $first, $second ) {
if ( $first->position === $second->position ) {
// Fall back to which redirect was created first
return ( $first->id < $second->id ) ? -1 : 1;
}
return ( $first->position < $second->position ) ? -1 : 1;
}
/**
* Sort URLs (deprecated)
*
* @param array $first First URL.
* @param array $second Second URL.
* @return integer
*/
public static function sort_urls_old( $first, $second ) {
if ( $first['position'] === $second['position'] ) {
return 0;
}
return ( $first['position'] < $second['position'] ) ? -1 : 1;
}
/**
* Get a redirect by ID
*
* @param integer $id Redirect ID.
* @return Red_Item|false
*/
public static function get_by_id( $id ) {
global $wpdb;
$row = $wpdb->get_row( $wpdb->prepare( "SELECT * FROM {$wpdb->prefix}redirection_items WHERE id=%d", $id ) );
if ( $row ) {
return new Red_Item( $row );
}
return false;
}
/**
* Disable all redirects that match the URL
*
* @param string $url URL to match.
* @return void
*/
public static function disable_where_matches( $url ) {
global $wpdb;
$wpdb->update( $wpdb->prefix . 'redirection_items', array( 'status' => 'disabled' ), array( 'url' => $url ) );
}
/**
* Delete this redirect
*
* @return void
*/
public function delete() {
global $wpdb;
$wpdb->query( $wpdb->prepare( "DELETE FROM {$wpdb->prefix}redirection_items WHERE id=%d", $this->id ) );
do_action( 'redirection_redirect_deleted', $this );
Red_Module::flush( $this->group_id );
}
/**
* Create a redirect with new details
*
* @param array $details Redirect details.
* @return WP_Error|Red_Item
*/
public static function create( array $details ) {
global $wpdb;
$sanitizer = new Red_Item_Sanitize();
$data = $sanitizer->get( $details );
if ( is_wp_error( $data ) ) {
return $data;
}
$data['status'] = 'enabled';
// todo: fix this mess
if ( ( isset( $details['enabled'] ) && ( $details['enabled'] === 'disabled' || $details['enabled'] === false ) ) || ( isset( $details['status'] ) && $details['status'] === 'disabled' ) ) {
$data['status'] = 'disabled';
}
if ( ! isset( $details['position'] ) || $details['position'] === 0 ) {
$data['position'] = $wpdb->get_var( $wpdb->prepare( "SELECT COUNT(*) FROM {$wpdb->prefix}redirection_items WHERE group_id=%d", $data['group_id'] ) );
}
$data = apply_filters( 'redirection_create_redirect', $data );
if ( ! empty( $data['match_data'] ) ) {
$data['match_data'] = wp_json_encode( $data['match_data'], JSON_UNESCAPED_SLASHES );
}
// Create
if ( $wpdb->insert( $wpdb->prefix . 'redirection_items', $data ) !== false ) {
Red_Module::flush( $data['group_id'] );
$redirect = self::get_by_id( $wpdb->insert_id );
if ( $redirect ) {
do_action( 'redirection_redirect_updated', $wpdb->insert_id, $redirect );
return $redirect;
}
return new WP_Error( 'redirect_create_failed', 'Unable to get newly added redirect' );
}
return new WP_Error( 'redirect_create_failed', 'Unable to add new redirect' );
}
/**
* Update the redirect with new details
*
* @param array $details Redirect details.
* @return WP_Error|true
*/
public function update( $details ) {
global $wpdb;
$sanitizer = new Red_Item_Sanitize();
$data = $sanitizer->get( $details );
if ( is_wp_error( $data ) ) {
return $data;
}
$old_group = false;
if ( $data['group_id'] !== $this->group_id ) {
$old_group = $this->group_id;
}
// Save this
$data = apply_filters( 'redirection_update_redirect', $data );
if ( ! empty( $data['match_data'] ) ) {
$data['match_data'] = wp_json_encode( $data['match_data'], JSON_UNESCAPED_SLASHES );
}
$result = $wpdb->update( $wpdb->prefix . 'redirection_items', $data, array( 'id' => $this->id ) );
if ( $result !== false ) {
do_action( 'redirection_redirect_updated', $this, self::get_by_id( $this->id ) );
$this->load_from_data( $data );
Red_Module::flush( $this->group_id );
if ( $old_group !== $this->group_id && $old_group !== false ) {
Red_Module::flush( $old_group );
}
return true;
}
return new WP_Error( 'redirect_create_failed', 'Unable to update redirect' );
}
/**
* Determine if a requested URL matches this URL
*
* @param string $requested_url The URL being requested (decoded).
* @param string|false $original_url The URL being requested (not decoded).
* @return Red_Action|false true if matched, false otherwise
*/
public function get_match( $requested_url, $original_url = false ) {
if ( ! $this->is_enabled() || ! $this->match || ! $this->source_flags || ! $this->action ) {
// Don't do anything if Redirection is disabled or we don't have any of the objects
return false;
}
if ( $original_url === false ) {
$original_url = $requested_url;
}
$url = new Red_Url( $this->url );
// Does the URL match? This may not be the case for regular expressions
if ( ! $url->is_match( $requested_url, $this->source_flags ) ) {
return false;
}
// Does the additional Red_Match logic also match? This provides dynamic checking of things like IP, cookies, etc
$matched = $this->match->is_match( $requested_url );
$target_url = false;
// Does the action need a target (URL)?
if ( $this->action->needs_target() ) {
// Get the target from the action and the match status - some matches have a matched/unmatched target
$target_url = $this->match->get_target_url( $original_url, $url->get_url(), $this->source_flags, $matched );
if ( $target_url ) {
$target_url = Red_Url_Query::add_to_target( $target_url, $original_url, $this->source_flags );
}
// Allow plugins a look
$target_url = apply_filters( 'redirection_url_target', $target_url, $url->get_url() );
// Do we have still have a target?
if ( ! $target_url ) {
// No, return early and move on to the next redirect. This could be a matched/unmatched target that has no value
return false;
}
// Set this in the action
$this->action->set_target( $target_url );
// Fire an action to let people know
do_action( 'redirection_visit', $this, $original_url, $target_url );
}
// Return the action for processing if we have either matched or we have a target URL (possibly from an 'not matched' condition)
if ( $matched || $target_url ) {
return $this->action;
}
return false;
}
/**
* Register a visit against this redirect
*
* @param string $url Full URL that is visited, including query parameters.
* @param string|true $target Target URL, if appropriate.
* @return void
*/
public function visit( $url, $target ) {
global $wpdb;
$options = red_get_options();
// Update the counters
$this->last_count++;
if ( apply_filters( 'redirection_redirect_counter', $options['track_hits'], $url ) ) {
$wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->prefix}redirection_items SET last_count=last_count+1, last_access=NOW() WHERE id=%d", $this->id ) );
}
if ( $target && $this->source_options && $this->source_options->can_log() ) {
if ( $target === true && $this->match ) {
$target = $this->action_type === 'pass' ? $this->match->get_data()['url'] : '';
}
$details = [
'target' => $target,
'agent' => Redirection_Request::get_user_agent(),
'referrer' => Redirection_Request::get_referrer(),
'request_method' => Redirection_Request::get_request_method(),
'http_code' => $this->get_action_code(),
'redirect_id' => $this->id,
'redirect_by' => 'redirection',
];
if ( $options['log_header'] ) {
$details['request_data'] = [
'headers' => Redirection_Request::get_request_headers(),
];
}
Red_Redirect_Log::create( Redirection_Request::get_server(), $url, Redirection_Request::get_ip(), $details );
}
}
/**
* Is this redirect enabled?
*
* @return boolean
*/
public function is_enabled() {
return $this->status === 'enabled';
}
/**
* Reset this redirect
*
* @return void
*/
public function reset() {
global $wpdb;
$this->last_count = 0;
$this->last_access = 0;
$update = [
'last_count' => 0,
'last_access' => '1970-01-01 00:00:00',
];
$where = [
'id' => $this->id,
];
$wpdb->update( $wpdb->prefix . 'redirection_items', $update, $where );
}
/**
* Enable this redirect
*
* @return void
*/
public function enable() {
global $wpdb;
$this->status = 'enabled';
$wpdb->update( $wpdb->prefix . 'redirection_items', [ 'status' => $this->status ], [ 'id' => $this->id ] );
do_action( 'redirection_redirect_enabled', $this->id );
}
/**
* Disable this redirect
*
* @return void
*/
public function disable() {
global $wpdb;
$this->status = 'disabled';
$wpdb->update( $wpdb->prefix . 'redirection_items', [ 'status' => $this->status ], [ 'id' => $this->id ] );
do_action( 'redirection_redirect_disabled', $this->id );
}
/**
* Get the redirect ID
*
* @return integer
*/
public function get_id() {
return intval( $this->id, 10 );
}
/**
* Get the redirect position
*
* @return integer
*/
public function get_position() {
return intval( $this->position, 10 );
}
/**
* Get the redirect group ID
*
* @return integer
*/
public function get_group_id() {
return intval( $this->group_id, 10 );
}
/**
* Get the redirect URL
*
* @return string
*/
public function get_url() {
return $this->url;
}
/**
* Get the match URL
*
* @return string
*/
public function get_match_url() {
return $this->match_url;
}
/**
* Get match data
*
* @return array|null
*/
public function get_match_data() {
if ( ! $this->source_flags || ! $this->source_options ) {
return null;
}
$source = $this->source_flags->get_json_with_defaults();
$options = $this->source_options->get_json();
$data = [];
if ( ! empty( $source ) ) {
$data['source'] = $source;
}
if ( ! empty( $options ) ) {
$data['options'] = $options;
}
if ( count( $data ) > 0 ) {
return $data;
}
return null;
}
/**
* Get title
*
* @return string
*/
public function get_title() {
return $this->title ? $this->title : '';
}
/**
* Get number of hits
*
* @return integer
*/
public function get_hits() {
return intval( $this->last_count, 10 );
}
/**
* Get time of last hit
*
* @return integer
*/
public function get_last_hit() {
return intval( $this->last_access, 10 );
}
/**
* Is this a regular expression?
*
* @return boolean
*/
public function is_regex() {
return $this->regex ? true : false;
}
/**
* Does this redirect depend on dynamic match data? For example, it is checking a cookie or IP
*
* @return boolean
*/
public function is_dynamic() {
if ( $this->match ) {
return $this->match->get_type() !== 'url';
}
return false;
}
/**
* Get match type
*
* @return string
*/
public function get_match_type() {
return $this->match_type;
}
/**
* Get action type
*
* @return string
*/
public function get_action_type() {
return $this->action_type;
}
/**
* Get action code
*
* @return integer
*/
public function get_action_code() {
return intval( $this->action_code, 10 );
}
/**
* Get action data
*
* @return string
*/
public function get_action_data() {
return $this->action_data ? $this->action_data : '';
}
/**
* Delete all redirects that match a filter
*
* @param array $params Filter parameters.
* @return boolean
*/
public static function delete_all( array $params ) {
global $wpdb;
$filters = new Red_Item_Filters( isset( $params['filterBy'] ) ? $params['filterBy'] : [] );
$where = $filters->get_as_sql();
// where is known
// phpcs:ignore
return $wpdb->query( "DELETE FROM {$wpdb->prefix}redirection_items $where" );
}
/**
* Reset all redirects that match a filter
*
* @param array $params Filter parameters.
* @return boolean
*/
public static function reset_all( array $params ) {
global $wpdb;
$filters = new Red_Item_Filters( isset( $params['filterBy'] ) ? $params['filterBy'] : [] );
$where = $filters->get_as_sql();
// where is known
// phpcs:ignore
return $wpdb->query( "UPDATE {$wpdb->prefix}redirection_items SET last_count=0, last_access='1970-01-01 00:00:00' $where" );
}
/**
* Set the status of all redirects that match the filter
*
* @param 'enable'|'disable' $status Status to set.
* @param array $params Filter parameters.
* @return boolean
*/
public static function set_status_all( $status, array $params ) {
global $wpdb;
$filters = new Red_Item_Filters( isset( $params['filterBy'] ) ? $params['filterBy'] : [] );
$where = $filters->get_as_sql();
// where is known
// phpcs:ignore
return $wpdb->query( $wpdb->prepare( "UPDATE {$wpdb->prefix}redirection_items SET status=%s $where", $status === 'enable' ? 'enabled' : 'disabled' ) );
}
/**
* Get a filtered list of redirects
*
* @param array $params Filter parameters.
* @return array<total: integer, items: Red_Item[]>
*/
public static function get_filtered( array $params ) {
global $wpdb;
$orderby = 'id';
$direction = 'DESC';
$limit = RED_DEFAULT_PER_PAGE;
$offset = 0;
$where = '';
if ( isset( $params['orderby'] ) && in_array( $params['orderby'], [ 'source', 'last_count', 'last_access', 'position' ], true ) ) {
$orderby = $params['orderby'];
if ( $orderby === 'source' ) {
$orderby = 'url';
}
}
if ( isset( $params['direction'] ) && in_array( $params['direction'], [ 'asc', 'desc' ], true ) ) {
$direction = strtoupper( $params['direction'] );
}
if ( isset( $params['filterBy'] ) && is_array( $params['filterBy'] ) ) {
$filters = new Red_Item_Filters( $params['filterBy'] );
$where = $filters->get_as_sql();
}
if ( isset( $params['per_page'] ) ) {
$limit = intval( $params['per_page'], 10 );
$limit = min( RED_MAX_PER_PAGE, $limit );
$limit = max( 5, $limit );
}
if ( isset( $params['page'] ) ) {
$offset = intval( $params['page'], 10 );
$offset = max( 0, $offset );
$offset *= $limit;
}
// $orderby and $direction is whitelisted
// phpcs:ignore
$rows = $wpdb->get_results( "SELECT * FROM {$wpdb->prefix}redirection_items $where ORDER BY $orderby $direction " . $wpdb->prepare( 'LIMIT %d,%d', $offset, $limit ) );
// phpcs:ignore
$total_items = intval( $wpdb->get_var( "SELECT COUNT(*) FROM {$wpdb->prefix}redirection_items " . $where ) );
$items = [];
foreach ( $rows as $row ) {
$group = new Red_Item( $row );
$items[] = $group->to_json();
}
return [
'items' => $items,
'total' => intval( $total_items, 10 ),
];
}
/**
* Convert the redirect to JSON
*
* @return array
*/
public function to_json() {
return [
'id' => $this->get_id(),
'url' => $this->get_url(),
'match_url' => $this->get_match_url(),
'match_data' => $this->get_match_data(),
'action_code' => $this->get_action_code(),
'action_type' => $this->get_action_type(),
'action_data' => $this->match ? $this->match->get_data() : null,
'match_type' => $this->get_match_type(),
'title' => $this->get_title(),
'hits' => $this->get_hits(),
'regex' => $this->is_regex(),
'group_id' => $this->get_group_id(),
'position' => $this->get_position(),
'last_access' => $this->get_last_hit() > 0 ? date_i18n( get_option( 'date_format' ), $this->get_last_hit() ) : '-',
'enabled' => $this->is_enabled(),
];
}
/**
* Convert the redirect to SQL
*
* @return array
*/
public function to_sql() {
$json = $this->to_json();
$action_data = null;
if ( $this->match ) {
$data = $this->match->get_data();
if ( $data ) {
$action_data = $this->match->save( $data, false );
if ( is_array( $action_data ) ) {
// phpcs:ignore
$action_data = serialize( $action_data );
}
}
}
return array_merge( $json, [
'match_data' => wp_json_encode( $this->get_match_data(), JSON_UNESCAPED_SLASHES ),
'action_data' => $action_data,
'last_access' => date( 'Y-m-d H:i:s', $this->last_access ),
'status' => $this->is_enabled() ? 'enabled' : 'disabled',
] );
}
}
Zerion Mini Shell 1.0