Requests::decompress( string $data )

Decompress an encoded body


Description

Implements gzip, compress and deflate. Guesses which it is by attempting to decode.


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Parameters

$data

(string) (Required) Compressed data in one of the above formats


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Return

(string) Decompressed string


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Source

File: wp-includes/class-requests.php

	public static function decompress($data) {
		if (substr($data, 0, 2) !== "\x1f\x8b" && substr($data, 0, 2) !== "\x78\x9c") {
			// Not actually compressed. Probably cURL ruining this for us.
			return $data;
		}

		if (function_exists('gzdecode')) {
			// phpcs:ignore PHPCompatibility.FunctionUse.NewFunctions.gzdecodeFound -- Wrapped in function_exists() for PHP 5.2.
			$decoded = @gzdecode($data);
			if ($decoded !== false) {
				return $decoded;
			}
		}

		if (function_exists('gzinflate')) {
			$decoded = @gzinflate($data);
			if ($decoded !== false) {
				return $decoded;
			}
		}

		$decoded = self::compatible_gzinflate($data);
		if ($decoded !== false) {
			return $decoded;
		}

		if (function_exists('gzuncompress')) {
			$decoded = @gzuncompress($data);
			if ($decoded !== false) {
				return $decoded;
			}
		}

		return $data;
	}


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