Throw appropriate 400s from request filters

src/Appwrite/Utopia/Request/Filters/V16.php

@@ -11,8 +11,6 @@ class V16 extends Filter
     {
         switch ($model) {
             case 'functions.create':
-                $content['commands'] = $this->getCommands($content['runtime'] ?? '');
-                break;
             case 'functions.update':
                 $content['commands'] = $this->getCommands($content['runtime'] ?? '');
                 break;

src/Appwrite/Utopia/Request/Filters/V17.php

@@ -2,6 +2,7 @@
 
 namespace Appwrite\Utopia\Request\Filters;
 
+use Appwrite\Extend\Exception;
 use Appwrite\Utopia\Request\Filter;
 use Utopia\Database\Query;
 
@@ -67,9 +68,9 @@ class V17 extends Filter
         foreach ($content['queries'] as $query) {
             try {
                 $query = $this->parseQuery($query);
-                $parsed[] = json_encode(array_filter($query->toArray()));
+                $parsed[] = \json_encode(\array_filter($query->toArray()));
             } catch (\Throwable $th) {
-                throw new \Exception("Invalid query: {$query}", previous: $th);
+                throw new Exception(Exception::GENERAL_QUERY_INVALID, $th->getMessage());
             }
         }
 
@@ -83,6 +84,7 @@ class V17 extends Filter
     {
         // Init empty vars we fill later
         $method = '';
+        $attribute = null;
         $params = [];
 
         // Separate method from filter
@@ -92,7 +94,7 @@ class V17 extends Filter
             throw new \Exception('Invalid query');
         }
 
-        $method = mb_substr($filter, 0, $paramsStart);
+        $method = \mb_substr($filter, 0, $paramsStart);
 
         // Separate params from filter
         $paramsEnd = \strlen($filter) - 1; // -1 to ignore )
@@ -103,14 +105,13 @@ class V17 extends Filter
             throw new \Exception('Invalid query method');
         }
 
-        $currentParam = ""; // We build param here before pushing when it's ended
+        $currentParam = ''; // We build param here before pushing when it's ended
         $currentArrayParam = []; // We build array param here before pushing when it's ended
 
         $stack = []; // State for stack of parentheses
         $stackCount = 0; // Length of stack array. Kept as variable to improve performance
         $stringStackState = null; // State for string support
 
-
         // Loop thorough all characters
         for ($i = $parametersStart; $i < $paramsEnd; $i++) {
             $char = $filter[$i];
@@ -135,20 +136,25 @@ class V17 extends Filter
                 ($filter[$i - 1] !== static::CHAR_BACKSLASH || $filter[$i - 2] === static::CHAR_BACKSLASH) // Must not be escaped;
             ) {
                 if ($isStringStack) {
-                    // Dont mix-up string symbols. Only allow the same as on start
+                    // Don't mix up string symbols. Only allow the same as on start
                     if ($char === $stringStackState) {
                         // End of string
                         $stringStackState = null;
                     }
-
-                    // Either way, add symbol to builder
-                    static::appendSymbol($isStringStack, $char, $i, $filter, $currentParam);
                 } else {
                     // Start of string
                     $stringStackState = $char;
-                    static::appendSymbol($isStringStack, $char, $i, $filter, $currentParam);
                 }
 
+                // Either way, add symbol to builder
+                static::appendSymbol(
+                    $isStringStack,
+                    $char,
+                    $i,
+                    $filter,
+                    $currentParam,
+                );
+
                 continue;
             }
 
@@ -174,12 +180,12 @@ class V17 extends Filter
 
                     continue;
                 } elseif ($char === static::CHAR_COMMA) { // Params separation support
-                    // If in array stack, dont merge yet, just mark it in array param builder
+                    // If in array stack, don't merge yet, just mark it in array param builder
                     if ($isArrayStack) {
                         $currentArrayParam[] = $currentParam;
                         $currentParam = "";
                     } else {
-                        // Append from parap builder. Either value, or array
+                        // Append from param builder. Either value, or array
                         if (empty($currentArrayParam)) {
                             if (strlen($currentParam)) {
                                 $params[] = $currentParam;
@@ -193,23 +199,28 @@ class V17 extends Filter
             }
 
             // Value, not relevant to syntax
-            static::appendSymbol($isStringStack, $char, $i, $filter, $currentParam);
+            static::appendSymbol(
+                $isStringStack,
+                $char,
+                $i,
+                $filter,
+                $currentParam,
+            );
         }
 
-        if (strlen($currentParam)) {
+        if (\strlen($currentParam)) {
             $params[] = $currentParam;
-            $currentParam = "";
+            $currentParam = '';
         }
 
         $parsedParams = [];
 
         foreach ($params as $param) {
-            // If array, parse each child separatelly
+            // If array, parse each child separately
             if (\is_array($param)) {
                 foreach ($param as $element) {
                     $arr[] = self::parseValue($element);
                 }
-
                 $parsedParams[] = $arr ?? [];
             } else {
                 $parsedParams[] = self::parseValue($param);
@@ -295,8 +306,13 @@ class V17 extends Filter
      * @param string $currentParam
      * @return void
      */
-    private function appendSymbol(bool $isStringStack, string $char, int $index, string $filter, string &$currentParam): void
+    private function appendSymbol(
-    {
+        bool $isStringStack,
+        string $char,
+        int $index,
+        string $filter,
+        string &$currentParam
+    ): void {
         // Ignore spaces and commas outside of string
         $canBeIgnored = false;
 

src/Appwrite/Utopia/Request/Filters/V20.php

@@ -2,8 +2,10 @@
 
 namespace Appwrite\Utopia\Request\Filters;
 
+use Appwrite\Extend\Exception;
 use Appwrite\Utopia\Request\Filter;
 use Utopia\Database\Database;
+use Utopia\Database\Exception\NotFound;
 use Utopia\Database\Exception\Query as QueryException;
 use Utopia\Database\Query;
 use Utopia\Database\Validator\Authorization;
@@ -54,8 +56,8 @@ class V20 extends Filter
 
         try {
             $parsed = Query::parseQueries($content['queries']);
-        } catch (QueryException) {
+        } catch (QueryException $e) {
-            return $content;
+            throw new Exception(Exception::GENERAL_QUERY_INVALID, $e->getMessage());
         }
 
         $selections = Query::groupByType($parsed)['selections'] ?? [];
@@ -136,17 +138,28 @@ class V20 extends Filter
             return [];
         }
 
-        $database = Authorization::skip(fn () => $dbForProject->getDocument('databases', $databaseId));
+        try {
-        if ($database->isEmpty()) {
+            $database = Authorization::skip(fn() => $dbForProject->getDocument(
-            return [];
+                'databases',
+                $databaseId
+            ));
+            if ($database->isEmpty()) {
+                return [];
+            }
+        } catch (NotFound) {
+            throw new Exception(Exception::DATABASE_NOT_FOUND);
         }
 
-        $collection = Authorization::skip(fn () => $dbForProject->getDocument(
+        try {
-            'database_' . $database->getSequence(),
+            $collection = Authorization::skip(fn() => $dbForProject->getDocument(
-            $collectionId
+                'database_' . $database->getSequence(),
-        ));
+                $collectionId
-        if ($collection->isEmpty()) {
+            ));
-            return [];
+            if ($collection->isEmpty()) {
+                return [];
+            }
+        } catch (NotFound) {
+            throw new Exception(Exception::COLLECTION_NOT_FOUND);
         }
 
         $attributes = $collection->getAttribute('attributes', []);