Takes a compressed parameter and converts it back to the original.

Parameters

string $compressed: A string as compressed by \Drupal\Component\Utility\UrlHelper::compressQueryParameter().

Return value

string The uncompressed data, or the original string if it cannot be uncompressed.

See also

\Drupal\Component\Utility\UrlHelper::compressQueryParameter()

8 calls to UrlHelper::uncompressQueryParameter()

AjaxPageState::parseAjaxPageState in core/lib/Drupal/Core/StackMiddleware/AjaxPageState.php

Parse the ajax_page_state variable in the request.

AjaxTest::testDrupalSettingsCachingRegression in core/tests/Drupal/FunctionalJavascriptTests/Ajax/AjaxTest.php

Tests that AJAX loaded libraries are not retained between requests.

AssetControllerBase::deliver in core/modules/system/src/Controller/AssetControllerBase.php

Generates an aggregate, given a filename.

AssetOptimizationTest::setInvalidLibrary in core/tests/Drupal/FunctionalTests/Asset/AssetOptimizationTest.php

Replaces the 'include' entry in the given URL with an invalid value.

BrowserTestBase::getDrupalSettings in core/tests/Drupal/Tests/BrowserTestBase.php

Gets the JavaScript drupalSettings variable for the currently-loaded page.

... See full list

File

core/lib/Drupal/Component/Utility/UrlHelper.php, line 103

Class

UrlHelper

Helper class URL based methods.

Namespace

Drupal\Component\Utility

Code

public static function uncompressQueryParameter(string $compressed) : string {
  // Because this comes from user data, suppress the PHP warning that
  // gzcompress() throws if the base64-encoded string is invalid.
  $return = @gzuncompress(base64_decode(str_replace([
    '-',
    '_',
  ], [
    '+',
    '/',
  ], $compressed)));
  // If we failed to uncompress the query parameter, it may be a stale link
  // from before compression was implemented with the URL parameter
  // uncompressed already, or it may be an incorrectly formatted URL.
  // In either case, pass back the original string to the caller.
  return $return === FALSE ? $compressed : $return;
}

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