www-data
70 lines
1.8 KiB
PHP
70 lines
1.8 KiB
PHP
<?php
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/*
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* Shared configuration for maximum base64 payload sizes.
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*/
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define('BASE64_CHUNK_CONFIG_FILE', __DIR__ . '/config/base64-chunks.php');
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function base64_chunk_defaults()
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{
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return array(
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'racket_zip_max_base64_kb' => 8192,
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'package_zip_max_base64_kb' => 2048,
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);
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}
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function load_base64_chunk_config()
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{
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$defaults = base64_chunk_defaults();
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$config = is_file(BASE64_CHUNK_CONFIG_FILE)
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? require BASE64_CHUNK_CONFIG_FILE
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: array();
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if (!is_array($config)) {
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$config = array();
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}
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foreach ($defaults as $key => $default) {
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$value = (int)($config[$key] ?? $default);
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$config[$key] = $value > 0 ? $value : $default;
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}
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return array_intersect_key($config, $defaults);
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}
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function save_base64_chunk_config($config)
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{
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$defaults = base64_chunk_defaults();
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$clean = array();
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foreach ($defaults as $key => $default) {
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$value = (int)($config[$key] ?? $default);
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if ($value < 1) {
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throw new InvalidArgumentException('Base64 chunk size must be at least 1 KiB.');
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}
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$clean[$key] = $value;
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}
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$php = "<?php\n" .
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"/*\n" .
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" * Maximale grootte van base64-payloads, in KiB.\n" .
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" *\n" .
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" * 1 KiB = 1024 bytes. De splitter rondt intern waar nodig naar beneden af\n" .
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" * zodat de binaire chunks netjes naar base64 omgezet kunnen worden.\n" .
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" */\n\n" .
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"return " . var_export($clean, true) . ";\n";
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$tmp = BASE64_CHUNK_CONFIG_FILE . '.tmp';
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if (file_put_contents($tmp, $php, LOCK_EX) === false) {
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throw new RuntimeException('Could not write temporary base64 chunk config.');
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}
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if (!rename($tmp, BASE64_CHUNK_CONFIG_FILE)) {
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@unlink($tmp);
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throw new RuntimeException('Could not replace base64 chunk config.');
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}
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}
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