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<?php |
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/** |
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* Author: Hoang Ngo |
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*/ |
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|
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namespace WP_Defender\Component\Audit; |
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|
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use Calotes\Helper\Array_Cache; |
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use WP_Defender\Behavior\Utils; |
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use WP_Defender\Component; |
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use WP_Defender\Model\Setting\Audit_Logging; |
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use WP_Defender\Module\Audit\Component\Audit_API; |
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use WP_Defender\Module\Audit\Model\Settings; |
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use WP_Defender\Traits\IP; |
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use WP_Defender\Traits\User; |
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|
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/** |
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* Class Audit_Event |
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* @package WP_Defender\Component\Audit |
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*/ |
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abstract class Audit_Event extends Component { |
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use User, IP; |
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|
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public const ACTION_DELETED = 'deleted', ACTION_TRASHED = 'trashed', ACTION_RESTORED = 'restored', ACTION_UPDATED = 'updated'; |
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|
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/** |
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* Return an array of hooks. |
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* |
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* @return mixed |
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*/ |
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public abstract function get_hooks(); |
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|
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/** |
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* @param array $args Custom args. |
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* @param array $params Whole parameters of current hook. |
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*/ |
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private static function get_custom_args( $args, &$params, &$leftover ) { |
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foreach ( $args as $key => $arg ) { |
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if ( is_string( $arg ) && preg_match( '/{{.*}}/', $arg ) ) { |
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$search = str_replace( array( '{{', '}}' ), '', $arg ); |
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$found = self::recursive_look_array( $params, $search ); |
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if ( false !== $found ) { |
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$params[ $key ] = $found; |
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} |
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} else { |
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$params[ $key ] = $arg; |
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} |
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} |
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} |
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|
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/** |
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* @param $args |
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* @param $params |
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* @param $leftover |
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*/ |
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private static function get_program_args( $args, &$params, &$leftover ) { |
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foreach ( $args as $key => $arg ) { |
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// Loop through each. |
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$func_args = array(); |
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if ( isset( $arg['params'] ) && is_array( $arg['params'] ) ) { |
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foreach ( $arg['params'] as $value ) { |
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if ( is_string( $value ) && preg_match( '/{{.*}}/', $value ) ) { |
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$search = str_replace( array( '{{', '}}' ), '', $value ); |
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$found = self::recursive_look_array( $params, $search ); |
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if ( false !== $found ) { |
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$func_args[] = $found; |
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} |
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} else { |
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$func_args[] = $value; |
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} |
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} |
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} |
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// Call the function. |
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if ( ! is_array( $arg['callable'] ) ) { |
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$ret = call_user_func_array( $arg['callable'], $func_args ); |
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} else { |
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$reflection_method = new \ReflectionMethod( $arg['callable'][0], $arg['callable'][1] ); |
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$ret = $reflection_method->invokeArgs( new $arg['callable'][0], $func_args ); |
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} |
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if ( isset( $arg['result_property'] ) ) { |
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$ret = self::recursive_look( $ret, explode( '->', $arg['result_property'] ) ); |
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} |
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|
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$params[ $key ] = $ret; |
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} |
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} |
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|
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|
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/** |
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* @param $obj |
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* @param $links |
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* |
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* @return bool|mixed |
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*/ |
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private static function recursive_look( $obj, $links ) { |
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$look = null; |
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while ( is_array($links) || $links instanceof \Countable ? count( $links ) : 0 ) { |
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$link = array_shift( $links ); |
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if ( is_array( $obj ) ) { |
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$obj = @$obj[ $link ];// phpcs:ignore |
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} elseif ( is_object( $obj ) ) { |
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$obj = $obj->$link; |
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} else { |
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$look = false; |
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break; |
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} |
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} |
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if ( false === $look ) { |
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return false; |
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} |
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|
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return $obj; |
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} |
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|
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/** |
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* @param $data |
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* @param $links |
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* |
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* @return bool|mixed |
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*/ |
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private static function recursive_look_array( $data, $links ) { |
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$links = explode( '->', $links ); |
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$obj = $data[ $links[0] ]; |
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unset( $links[0] ); |
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$obj = self::recursive_look( $obj, $links ); |
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|
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return $obj; |
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} |
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|
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/** |
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* In many case, text can be condition, example an array contain text 1, text 2, text 3, if 2 matched, we get the first. |
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* |
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* @param $text |
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* @param $params |
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* |
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* @return mixed |
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*/ |
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private function get_text( $text, $params ) { |
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if ( ! is_array( $text ) ) { |
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return $text; |
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} |
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|
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$matched = array(); |
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foreach ( $text as $row ) { |
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$t = $row[0]; |
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// This will be inside parameters. |
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$value_placeholder = str_replace( array( '{{', '}}' ), '', $row[1] ); |
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// No need to validate here, all should be passed by hardcode. |
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$value = self::recursive_look_array( $params, $value_placeholder ); |
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|
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$compare = $row[2]; |
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if ( is_string( $compare ) && preg_match( '/{{.*}}/', $compare ) ) { |
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$search = str_replace( array( '{{', '}}' ), '', $compare ); |
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$compare = self::recursive_look_array( $params, $search ); |
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} |
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|
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$comparison = $row[3] ?? '=='; |
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|
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if ( is_array( $value ) && is_array( $compare ) ) { |
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// Compare 2 arrays. |
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$map = array( |
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'==' => count( self::array_recursive_diff( $value, $compare ) ) == 0 ? true : false, |
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'!=' => count( self::array_recursive_diff( $value, $compare ) ) == 0 ? false : true, |
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); |
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} elseif ( is_array( $compare ) ) { |
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// In or not in array. |
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$map = array( |
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'in' => in_array( $value, $compare ), |
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'not_in' => in_array( $value, $compare ) == false, |
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); |
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} else { |
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$map = array( |
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'==' => $value == $compare, |
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'!=' => $value != $compare, |
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'>' => $value > $compare, |
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'>=' => $value >= $compare, |
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'<' => $value < $compare, |
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'<=' => $value <= $compare, |
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); |
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} |
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|
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if ( $map[ $comparison ] ) { |
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$matched[] = $t; |
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} |
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} |
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|
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return array_shift( $matched ); |
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} |
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|
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/** |
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* @param array $array1 |
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* @param array $array2 |
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* |
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* @return array |
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*/ |
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protected static function array_recursive_diff( $array1, $array2 ) { |
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$result = array(); |
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|
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foreach ( $array1 as $key => $value ) { |
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if ( array_key_exists( $key, $array2 ) ) { |
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if ( is_array( $value ) ) { |
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$recursive_diff = self::array_recursive_diff( $value, $array2[ $key ] ); |
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if ( count( $recursive_diff ) ) { |
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$result[ $key ] = $recursive_diff; |
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} |
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} else { |
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if ( $value != $array2[ $key ] ) { |
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$result[ $key ] = $value; |
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} |
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} |
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} else { |
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$result[ $key ] = $value; |
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} |
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} |
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|
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return $result; |
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} |
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|
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/** |
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* @return bool |
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*/ |
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private static function check_condition( $conditions, $params ) { |
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$good = true; |
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foreach ( $conditions as $condition ) { |
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$links = $condition[0]; |
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$value = self::recursive_look_array( $params, str_replace( array( '{{', '}}' ), '', $links ) ); |
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$compare = $condition[1]; |
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if ( is_string( $compare ) && preg_match( '/{{.*}}/', $compare ) ) { |
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$search = str_replace( array( '{{', '}}' ), '', $compare ); |
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$compare = self::recursive_look_array( $params, $search ); |
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} |
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|
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if ( is_array( $compare ) && in_array( $value, $compare ) ) { |
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$good = false; |
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} elseif ( $value == $compare ) { |
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$good = false; |
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} |
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} |
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|
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return $good; |
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} |
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|
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public function build_log_data() { |
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$args = func_get_args(); |
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$hook_name = $args[0]; |
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$params = $args[1]; |
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$user_id = get_current_user_id(); |
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$hook_data = $args[2]; |
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// Have to build iup params first. |
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if ( (is_array($hook_data['args']) || $hook_data['args'] instanceof \Countable ? count( $hook_data['args'] ) : 0) !== (is_array($params) || $params instanceof \Countable ? count( $params ) : 0) ) { |
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// Return false for now. |
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return false; |
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} else { |
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if ( empty( $hook_data['args'] ) && empty( $params ) ) { |
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$params = array(); |
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} else { |
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$params = array_combine( $hook_data['args'], $params ); |
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} |
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} |
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|
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if ( isset( $hook_data['callback'] ) && ! empty( $hook_data['callback'] ) ) { |
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// Custom callback provided, call it. |
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$reflection_method = new \ReflectionMethod( $hook_data['callback'][0], $hook_data['callback'][1] ); |
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$ret = $reflection_method->invokeArgs( |
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new $hook_data['callback'][0], |
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array( |
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$hook_name, |
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$params, |
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) |
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); |
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|
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if ( is_array( $ret ) && 2 === count( $ret ) ) { |
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[$text, $context] = $ret; |
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} elseif ( is_array( $ret ) && 3 === count( $ret ) ) { |
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[$text, $context, $action] = $ret; |
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} else { |
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$text = false; |
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} |
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} else { |
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/** |
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* First we need to query all parameters, |
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* we have to loop around custom args, program args to queries and maintain the params list, |
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* then we will check the left over, till all done, |
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* then we will build up the text. |
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*/ |
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$leftover = array(); |
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if ( isset( $hook_data['custom_args'] ) ) { |
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self::get_custom_args( $hook_data['custom_args'], $params, $leftover ); |
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} |
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|
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if ( isset( $hook_data['program_args'] ) ) { |
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self::get_program_args( $hook_data['program_args'], $params, $leftover ); |
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} |
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// Finally, default params. |
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$params = array_merge( $this->get_default_params(), $params ); |
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// Still need to check if this condition okay. |
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if ( isset( $hook_data['false_when'] ) && self::check_condition( |
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$hook_data['false_when'], |
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$params |
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) == false ) { |
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return false; |
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} |
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// Now we got all params as key=>value, just build the text. |
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$text = self::get_text( $hook_data['text'], $params ); |
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|
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if ( empty( $text ) ) { |
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return false; |
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} |
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|
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foreach ( $params as $key => $val ) { |
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$replacer = $val; |
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if ( is_array( $replacer ) || is_object( $replacer ) ) { |
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continue; |
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} |
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$text = str_replace( '{{' . $key . '}}', $replacer, $text ); |
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} |
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|
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$context = ''; |
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if ( isset( $hook_data['context'] ) ) { |
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if ( is_callable( $hook_data['context'] ) ) { |
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$reflection_method = new \ReflectionMethod( $hook_data['context'][0], $hook_data['context'][1] ); |
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$context = $reflection_method->invokeArgs( |
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new $hook_data['context'][0], |
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array( |
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$hook_name, |
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$params, |
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) |
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); |
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} elseif ( preg_match( '/{{.*}}/', $hook_data['context'] ) ) { |
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$context = self::recursive_look_array( |
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$params, |
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str_replace( |
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array( |
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'{{', |
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'}}', |
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), |
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'', |
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$hook_data['context'] |
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) |
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); |
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} else { |
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$context = $hook_data['context']; |
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} |
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} |
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} |
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|
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$anonymous_override_list = array( |
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'wp_login', |
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'wp_logout', |
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'retrieve_password', |
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'after_password_reset', |
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); |
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if ( 0 === $user_id && in_array( $hook_name, $anonymous_override_list, true ) ) { |
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// In this state, user id still 0, we have to get the id via hooks param. |
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$user = $params['user']; |
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$user_id = $user->ID; |
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} |
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|
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// We got text, now build the data. |
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if ( false == $text ) { |
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return; |
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} |
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$settings = new Audit_Logging(); |
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// Build data. |
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$post = array( |
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'timestamp' => time(), |
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'event_type' => $hook_data['event_type'], |
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'action_type' => $action ?? $hook_data['action_type'], |
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'site_url' => network_site_url(), |
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'user_id' => $user_id, |
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'context' => $context, |
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'ip' => $this->get_user_ip(), |
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'msg' => strip_tags( $text ), |
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'blog_id' => get_current_blog_id(), |
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'ttl' => strtotime( '+ ' . $settings->storage_days ), |
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); |
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Array_Cache::append( 'logs', $post, 'audit' ); |
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} |
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|
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/** |
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* @return array |
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*/ |
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private function get_default_params() { |
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return array( |
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'wp_user' => $this->get_source_of_action(), |
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'wp_user_id' => get_current_user_id(), |
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'blog_name' => is_multisite() ? '[' . get_bloginfo( 'name' ) . ']' : '', |
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); |
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} |
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} |
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|
