1<?php
2/**
3 * I18N: WP_Translation_File_PHP class.
4 *
5 * @package WordPress
6 * @subpackage I18N
7 * @since 6.5.0
8 */
9
10/**
11 * Class WP_Translation_File_PHP.
12 *
13 * @since 6.5.0
14 */
15class WP_Translation_File_PHP extends WP_Translation_File {
16 /**
17 * Parses the file.
18 *
19 * @since 6.5.0
20 */
21 protected function parse_file() {
22 $this->parsed = true;
23
24 $result = include $this->file;
25 if ( ! $result || ! is_array( $result ) ) {
26 $this->error = 'Invalid data';
27 return;
28 }
29
30 if ( isset( $result['messages'] ) && is_array( $result['messages'] ) ) {
31 foreach ( $result['messages'] as $original => $translation ) {
32 $this->entries[ (string) $original ] = $translation;
33 }
34 unset( $result['messages'] );
35 }
36
37 $this->headers = array_change_key_case( $result );
38 }
39
40 /**
41 * Exports translation contents as a string.
42 *
43 * @since 6.5.0
44 *
45 * @return string Translation file contents.
46 */
47 public function export(): string {
48 $data = array_merge( $this->headers, array( 'messages' => $this->entries ) );
49
50 return '<?php' . PHP_EOL . 'return ' . $this->var_export( $data ) . ';' . PHP_EOL;
51 }
52
53 /**
54 * Outputs or returns a parsable string representation of a variable.
55 *
56 * Like {@see var_export()} but "minified", using short array syntax
57 * and no newlines.
58 *
59 * @since 6.5.0
60 *
61 * @param mixed $value The variable you want to export.
62 * @return string The variable representation.
63 */
64 private function var_export( $value ): string {
65 if ( ! is_array( $value ) ) {
66 return var_export( $value, true );
67 }
68
69 $entries = array();
70
71 $is_list = array_is_list( $value );
72
73 foreach ( $value as $key => $val ) {
74 $entries[] = $is_list ? $this->var_export( $val ) : var_export( $key, true ) . '=>' . $this->var_export( $val );
75 }
76
77 return '[' . implode( ',', $entries ) . ']';
78 }
79}
80