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class-wordads-array-utils.php
72 lines
| 1 | <?php |
| 2 | /** |
| 3 | * A utility class that provides functionality for manipulating arrays. |
| 4 | * |
| 5 | * @package automattic/jetpack |
| 6 | */ |
| 7 | |
| 8 | if ( ! defined( 'ABSPATH' ) ) { |
| 9 | exit( 0 ); |
| 10 | } |
| 11 | |
| 12 | /** |
| 13 | * WordAds_Array_Utils Class. |
| 14 | */ |
| 15 | final class WordAds_Array_Utils { |
| 16 | |
| 17 | /** |
| 18 | * Converts a (potentially nested) array to a JavaScript object. |
| 19 | * |
| 20 | * Note: JS code strings should be prefixed with 'js:'. |
| 21 | * |
| 22 | * @param array $value The array to convert to a JavaScript object. |
| 23 | * @param bool $in_list True if we are processing an inner list (non-associative array). |
| 24 | * |
| 25 | * @return string String representation of the JavaScript object |
| 26 | */ |
| 27 | public static function array_to_js_object( array $value, bool $in_list = false ): string { |
| 28 | $properties = array(); |
| 29 | |
| 30 | foreach ( $value as $k => $v ) { |
| 31 | // Don't set property key for values from non-associative array. |
| 32 | $property_key = $in_list ? '' : "'$k': "; |
| 33 | |
| 34 | if ( is_array( $v ) ) { |
| 35 | // Check for empty array. |
| 36 | if ( array() === $v ) { |
| 37 | $properties[] = "'$k': []"; |
| 38 | continue; |
| 39 | } |
| 40 | |
| 41 | // Check if this is a list and not an associative array. |
| 42 | if ( array_keys( $v ) === range( 0, count( $v ) - 1 ) ) { |
| 43 | // Apply recursively. |
| 44 | $properties[] = $property_key . '[ ' . self::array_to_js_object( $v, true ) . ' ]'; |
| 45 | } else { |
| 46 | // Apply recursively. |
| 47 | $properties[] = $property_key . self::array_to_js_object( $v ); |
| 48 | } |
| 49 | } elseif ( is_string( $v ) && strpos( $v, 'js:' ) === 0 ) { |
| 50 | // JS code. Strip the 'js:' prefix. |
| 51 | $properties[] = $property_key . substr( $v, 3 ); |
| 52 | } elseif ( is_string( $v ) ) { |
| 53 | $properties[] = $property_key . "'" . addcslashes( $v, "'" ) . "'"; |
| 54 | } elseif ( is_bool( $v ) ) { |
| 55 | $properties[] = $property_key . ( $v ? 'true' : 'false' ); |
| 56 | } elseif ( $v === null ) { |
| 57 | $properties[] = $property_key . 'null'; |
| 58 | } else { |
| 59 | $properties[] = $property_key . $v; |
| 60 | } |
| 61 | } |
| 62 | |
| 63 | $output = implode( ', ', $properties ); |
| 64 | |
| 65 | if ( ! $in_list ) { |
| 66 | $output = '{ ' . $output . ' }'; |
| 67 | } |
| 68 | |
| 69 | return $output; |
| 70 | } |
| 71 | } |
| 72 |