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Only GET and HEAD

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This commit is contained in:
Tobe O 2018-04-01 22:30:21 -04:00
parent efab4d28e2
commit 3c507ecccb
1 changed files with 4 additions and 0 deletions
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4
lib/src/cache.dart
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@ -33,6 +33,8 @@ class ResponseCache {
/// ///
/// This prevents the server from even having to access the cache, and plays very well with static assets. /// This prevents the server from even having to access the cache, and plays very well with static assets.
Future<bool> ifModifiedSince(RequestContext req, ResponseContext res) async { Future<bool> ifModifiedSince(RequestContext req, ResponseContext res) async {
if (req.method != 'GET' && req.method != 'HEAD') return true;
if (req.headers.value('if-modified-since') != null) { if (req.headers.value('if-modified-since') != null) {
var modifiedSince = fmt var modifiedSince = fmt
.parse(req.headers.value('if-modified-since').replaceAll('GMT', '')); .parse(req.headers.value('if-modified-since').replaceAll('GMT', ''));
@ -58,6 +60,7 @@ class ResponseCache {
/// Serves content from the cache, if applicable. /// Serves content from the cache, if applicable.
Future<bool> handleRequest(RequestContext req, ResponseContext res) async { Future<bool> handleRequest(RequestContext req, ResponseContext res) async {
if (!await ifModifiedSince(req, res)) return false; if (!await ifModifiedSince(req, res)) return false;
if (req.method != 'GET' && req.method != 'HEAD') return true;
// Check if there is a cache entry. // Check if there is a cache entry.
for (var pattern in patterns) { for (var pattern in patterns) {
@ -89,6 +92,7 @@ class ResponseCache {
Future<bool> responseFinalizer( Future<bool> responseFinalizer(
RequestContext req, ResponseContext res) async { RequestContext req, ResponseContext res) async {
if (res.statusCode == 304) return true; if (res.statusCode == 304) return true;
if (req.method != 'GET' && req.method != 'HEAD') return true;
// Check if there is a cache entry. // Check if there is a cache entry.
for (var pattern in patterns) { for (var pattern in patterns) {