picea/src/Extension/JsonExtension.php

55 lines
1.4 KiB
PHP

<?php
namespace Picea\Extension;
use Picea\Compiler\Context;
class JsonExtension implements Extension, FunctionExtension {
public array $token = [ "json", "json.pretty", "json.html" ];
public int $flags = JSON_HEX_TAG | \JSON_HEX_QUOT | \JSON_THROW_ON_ERROR | \JSON_UNESCAPED_UNICODE;
public function parse(/*\Picae\Compiler\Context*/ &$context, ?string $arguments, string $token)
{
$flag = $this->flags;
switch ($token) {
case "json.pretty":
$flag |= \JSON_PRETTY_PRINT;
break;
case "json.html":
return "<?php echo htmlentities(json_encode($arguments, {$this->flags}), ENT_QUOTES, 'UTF-8') ?>";
}
$cls = static::class;
return "<?php echo json_encode(\\$cls::utf8($arguments), $flag) ?>";
}
public function exportFunctions(): array
{
return [
'json' => function($arguments, ? int $flags = null) {
return json_encode($arguments, \JSON_FORCE_OBJECT);
},
];
}
public static function utf8($src) {
if (is_array($src)) {
foreach ($src as $key => $value) {
$src[$key] = static::utf8($value);
}
}
elseif (is_string($src)) {
return mb_convert_encoding($src, "UTF-8", "UTF-8");
}
return $src;
}
}