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<?php |
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/** |
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* Error handler for PHP snippets. |
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* |
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* @package WP_Plugin_Insert_PHP |
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*/ |
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|
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// Exit if accessed directly. |
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if ( ! defined( 'ABSPATH' ) ) { |
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exit; |
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} |
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|
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/** |
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* WINP_Error_Handler class |
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*/ |
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class WINP_Error_Handler { |
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|
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/** |
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* Holds the current snippet context for error handling. |
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* |
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* @var array<string, mixed>|null |
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*/ |
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private static $current_snippet = null; |
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|
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/** |
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* Tracks whether the error handler has been initialized. |
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* |
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* @var bool |
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*/ |
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private static $initialized = false; |
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|
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/** |
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* Initialize error handler. |
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* |
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* @return void |
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*/ |
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public static function init() { |
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if ( self::$initialized ) { |
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return; |
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} |
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|
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add_filter( 'wp_php_error_message', [ __CLASS__, 'customize_error_message' ], 9, 1 ); |
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self::$initialized = true; |
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} |
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|
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/** |
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* Set the current snippet context for error handling. |
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* |
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* @param int $snippet_id Snippet ID. |
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* @param string $title Snippet title. |
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* @param string $content Optional snippet content. Accepted for backward compatibility and ignored. |
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* |
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* @return void |
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*/ |
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public static function set_current_snippet( $snippet_id, $title, $content = null ) { |
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self::$current_snippet = [ |
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'id' => $snippet_id, |
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'title' => $title, |
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'content' => $content, |
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]; |
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} |
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|
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/** |
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* Clear the current snippet context after execution. |
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* |
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* @return void |
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*/ |
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public static function clear_current_snippet() { |
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self::$current_snippet = null; |
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} |
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|
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/** |
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* Customize the error message displayed. |
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* |
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* @param string $message Original error message. |
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* @return string Modified error message. |
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*/ |
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public static function customize_error_message( $message ) { |
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$error = error_get_last(); |
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|
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if ( ! $error || ! self::$current_snippet ) { |
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return $message; |
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} |
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|
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if ( ! self::is_eval_error( $error['file'] ) ) { |
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return $message; |
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} |
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|
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$snippet_title = self::$current_snippet['title']; |
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$error_message = self::strip_stack_trace( $error['message'] ); |
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$error_line = (int) $error['line']; |
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|
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// Build the custom error display. |
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$custom_message = self::build_error_display( $snippet_title, $error_message, $error_line ); |
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|
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return $message . $custom_message; |
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} |
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|
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/** |
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* Check if error file indicates eval'd code. |
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* |
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* @param string $file Error file path. |
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* @return bool True if error is from eval'd code. |
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*/ |
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private static function is_eval_error( $file ) { |
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return strpos( $file, "eval()'d code" ) !== false || |
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strpos( $file, 'eval()\'d code' ) !== false; |
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} |
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|
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/** |
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* Strip stack trace from error message. |
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* |
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* @param string $error_message Raw error message that may contain stack trace. |
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* @return string Clean error message without stack trace. |
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*/ |
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private static function strip_stack_trace( $error_message ) { |
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// Remove file path and eval() references. |
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$error_message = preg_replace( '/\s+in\s+(?:\/|[A-Z]:[\/\\\\]).*?eval\(\)\'d code:\d+/i', '', $error_message ); |
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|
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// Remove generic "in /path/to/file" references. |
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if ( $error_message ) { |
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$error_message = preg_replace( '/\s+in\s+(?:\/[^\s]+|[A-Z]:[\/\\\\][^\s]+)/i', '', $error_message ); |
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} |
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|
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$patterns = [ |
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'/\s*Stack trace:.*/is', |
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'/\s*#\d+\s+.*/is', |
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'/\s*thrown in .*/is', |
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]; |
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|
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foreach ( $patterns as $pattern ) { |
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if ( $error_message ) { |
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$error_message = preg_replace( $pattern, '', $error_message ); |
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} |
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} |
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|
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if ( $error_message ) { |
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$error_message = trim( $error_message ); |
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} |
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|
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return $error_message ? $error_message : ''; |
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} |
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|
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/** |
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* Build the custom error display HTML. |
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* |
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* @param string $snippet_title Snippet title. |
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* @param string $error_message Error message. |
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* @param int $error_line Line number where error occurred. |
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* @return string|false HTML for error display. |
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*/ |
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private static function build_error_display( $snippet_title, $error_message, $error_line ) { |
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$title = $snippet_title |
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? sprintf( |
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// translators: %s is snippet title. |
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esc_html__( 'Snippet: %s', 'insert-php' ), |
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$snippet_title |
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) |
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: ''; |
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|
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$line_info = $error_line |
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? sprintf( |
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// translators: %d is line number. |
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esc_html__( 'Line %d', 'insert-php' ), |
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$error_line |
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) |
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: ''; |
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|
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$full_error_text = sprintf( |
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"%s\n%s: %s", |
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$title, |
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$line_info, |
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$error_message |
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); |
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|
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ob_start(); |
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?> |
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<style> |
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.winp-error-container { |
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background: #fff; |
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border: 1px solid #c3c4c7; |
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border-left: 4px solid #d63638; |
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box-shadow: 0 1px 1px rgba(0,0,0,.04); |
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margin: 20px 0; |
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padding: 20px; |
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} |
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.winp-error-title { |
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color: #d63638; |
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font-size: 18px; |
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font-weight: 600; |
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margin: 0 0 15px 0; |
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display: flex; |
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align-items: center; |
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gap: 10px; |
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} |
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.winp-error-icon { |
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width: 24px; |
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height: 24px; |
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} |
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.winp-error-details { |
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position: relative; |
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background: #f6f7f7; |
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border: 1px solid #dcdcde; |
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border-radius: 4px; |
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padding: 15px; |
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margin: 15px 0; |
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} |
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.winp-error-row { |
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margin: 10px 0; |
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line-height: 1.6; |
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} |
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.winp-error-label { |
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font-weight: 600; |
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color: #1d2327; |
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display: inline-block; |
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min-width: 80px; |
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} |
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.winp-error-value { |
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color: #2c3338; |
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font-family: Consolas, Monaco, monospace; |
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} |
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.winp-error-message { |
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color: #d63638; |
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font-weight: 500; |
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flex: 1; |
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} |
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.winp-copy-icon { |
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position: absolute; |
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top: 15px; |
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right: 15px; |
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flex-shrink: 0; |
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cursor: pointer; |
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padding: 4px; |
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border-radius: 3px; |
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transition: background 0.2s; |
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display: inline-flex; |
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align-items: center; |
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justify-content: center; |
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} |
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.winp-copy-icon:hover { |
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background: #e0e0e0; |
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} |
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.winp-copy-icon svg { |
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width: 18px; |
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height: 18px; |
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} |
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.winp-copy-icon.copied { |
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background: #d5f5d5; |
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} |
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.winp-error-line { |
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color: #d63638; |
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font-weight: 600; |
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font-size: 16px; |
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} |
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</style> |
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|
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<div class="winp-error-container"> |
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<h2 class="winp-error-title"> |
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<svg class="winp-error-icon" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"> |
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<circle cx="12" cy="12" r="10" stroke="#d63638" stroke-width="2"/> |
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<path d="M12 8v4m0 4h.01" stroke="#d63638" stroke-width="2" stroke-linecap="round"/> |
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</svg> |
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<?php esc_html_e( 'PHP Snippet Error', 'insert-php' ); ?> |
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</h2> |
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|
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<div class="winp-error-details"> |
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<div class="winp-error-row"> |
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<span class="winp-error-label"><?php esc_html_e( 'Snippet:', 'insert-php' ); ?></span> |
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<span class="winp-error-value"> |
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<?php echo esc_html( $snippet_title ); ?> |
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</span> |
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</div> |
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|
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<?php if ( $error_line ) : ?> |
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<div class="winp-error-row"> |
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<span class="winp-error-label"><?php esc_html_e( 'Line:', 'insert-php' ); ?></span> |
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<span class="winp-error-line"><?php echo esc_html( (string) $error_line ); ?></span> |
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</div> |
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<?php endif; ?> |
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|
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<div class="winp-error-row"> |
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<span class="winp-error-label"><?php esc_html_e( 'Error:', 'insert-php' ); ?></span> |
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<span class="winp-error-value winp-error-message"><?php echo esc_html( $error_message ); ?></span> |
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</div> |
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<span class="winp-copy-icon" onclick="copyErrorToClipboard()" title="<?php esc_attr_e( 'Copy error details', 'insert-php' ); ?>" id="winp-copy-icon"> |
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<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"> |
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<rect x="9" y="9" width="13" height="13" rx="2" stroke="#2c3338" stroke-width="2"/> |
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<path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1" stroke="#2c3338" stroke-width="2"/> |
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</svg> |
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</span> |
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</div> |
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</div> |
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|
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<script> |
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function copyErrorToClipboard() { |
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const errorText = <?php echo wp_json_encode( $full_error_text ); ?>; |
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const icon = document.getElementById('winp-copy-icon'); |
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|
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if (navigator.clipboard && navigator.clipboard.writeText) { |
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navigator.clipboard.writeText(errorText).then(function() { |
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showCopySuccess(icon); |
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}).catch(function(err) { |
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fallbackCopy(errorText, icon); |
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}); |
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} else { |
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fallbackCopy(errorText, icon); |
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} |
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} |
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|
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function fallbackCopy(text, icon) { |
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const textarea = document.createElement('textarea'); |
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textarea.value = text; |
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textarea.style.position = 'fixed'; |
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textarea.style.opacity = '0'; |
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document.body.appendChild(textarea); |
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textarea.select(); |
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try { |
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document.execCommand('copy'); |
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showCopySuccess(icon); |
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} catch (err) { |
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alert(<?php echo wp_json_encode( __( 'Failed to copy. Please copy manually.', 'insert-php' ) ); ?>); |
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} |
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document.body.removeChild(textarea); |
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} |
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|
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function showCopySuccess(icon) { |
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icon.classList.add('copied'); |
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const originalTitle = icon.getAttribute('title'); |
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icon.setAttribute('title', <?php echo wp_json_encode( __( 'Copied!', 'insert-php' ) ); ?>); |
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|
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// Change icon to checkmark |
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icon.innerHTML = '<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><path d="M20 6L9 17l-5-5" stroke="#007017" stroke-width="2" stroke-linecap="round" stroke-linejoin="round"/></svg>'; |
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|
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setTimeout(function() { |
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icon.classList.remove('copied'); |
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icon.setAttribute('title', originalTitle); |
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// Restore clipboard icon |
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icon.innerHTML = '<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><rect x="9" y="9" width="13" height="13" rx="2" stroke="#2c3338" stroke-width="2"/><path d="M5 15H4a2 2 0 01-2-2V4a2 2 0 012-2h9a2 2 0 012 2v1" stroke="#2c3338" stroke-width="2"/></svg>'; |
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}, 2000); |
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} |
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</script> |
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<?php |
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return ob_get_clean(); |
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} |
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} |
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|
