[advancedcontentfilter] Fix formatting in src/middlewares and doc/advancedcontentfilter

advancedcontentfilter/doc/advancedcontentfilter.md

@@ -45,14 +45,11 @@ A post will be collapsed if at least one rule matches, but all matching rule nam
 - **booleans** - `true` and `false`.
 - **null** - `null`.
 
-A backslash (``\``) must be escaped by 4 backslashes (``\\\\``) in a string
+A backslash (``\``) must be escaped by 4 backslashes (``\\\\``) in a string and 8 backslashes (``\\\\\\\\``) in a regex::
-and 8 backslashes (``\\\\\\\\``) in a regex::
 
 `"a\\\\b" matches "/^a\\\\\\\\b$/"`
 
-Control characters (e.g. ``\n``) in expressions are replaced with
+Control characters (e.g. ``\n``) in expressions are replaced with whitespace. To avoid this, escape the sequence with a single backslash (e.g.  ``\\n``).
-whitespace. To avoid this, escape the sequence with a single backslash
-(e.g.  ``\\n``).
 
 ### Supported Operators
 
@@ -85,13 +82,11 @@ The component comes with a lot of operators:
 * ``>=`` (greater than or equal to)
 * ``matches`` (regex match)
 
-    To test if a string does *not* match a regex, use the logical ``not``
+To test if a string does *not* match a regex, use the logical ``not`` operator in combination with the ``matches`` operator:
-    operator in combination with the ``matches`` operator:
 
-        'not ("foo" matches "/bar/")'
+`not ("foo" matches "/bar/")`
 
-    You must use parenthesis because the unary operator ``not`` has precedence
+You must use parenthesis because the unary operator ``not`` has precedence over the binary operator ``matches``.
-    over the binary operator ``matches``.
 
 #### Logical Operators
 

advancedcontentfilter/src/middlewares.php

@@ -5,8 +5,8 @@ $container = $slim->getContainer();
 // Error handler based off https://stackoverflow.com/a/48135009/757392
 $container['errorHandler'] = function () {
 	return function(Psr\Http\Message\RequestInterface $request, Psr\Http\Message\ResponseInterface $response, Exception $exception)
-    {
+	{
-        $responseCode = 500;
+		$responseCode = 500;
 
 		if (is_a($exception, 'Friendica\Network\HTTPException')) {
 			$responseCode = $exception->httpcode;
@@ -14,17 +14,17 @@ $container['errorHandler'] = function () {
 
 		$errors['message'] = $exception->getMessage();
 
-        $errors['responseCode'] = $responseCode;
+		$errors['responseCode'] = $responseCode;
 
-        return $response
+		return $response
-            ->withStatus($responseCode)
+				->withStatus($responseCode)
-            ->withJson($errors);
+				->withJson($errors);
-    };
+	};
 };
 
 $container['notFoundHandler'] = function () {
-    return function ()
+	return function ()
 	{
 		throw new \Friendica\Network\HTTPException\NotFoundException(L10n::t('Method not found'));
-    };
+	};
 };