Adding support for etags in $.ajax() - and simplified the if-modified-since implementation. Thanks to Lawrence for the patch! Closes ticket #4764.

2 files changed, 31 insertions, 0 deletions

diff --git a/test/data/etag.php b/test/data/etag.php
new file mode 100644
index 000000000..ad05ba8ad
--- /dev/null
+++ b/test/data/etag.php
@@ -0,0 +1,16 @@
+<?php
+error_reporting(0);
+
+$ts = $_REQUEST['ts'];
+$etag = md5($ts);
+
+$ifNoneMatch = isset($_SERVER['HTTP_IF_NONE_MATCH']) ? stripslashes($_SERVER['HTTP_IF_NONE_MATCH']) : false;
+if ($ifNoneMatch == $etag) {
+    header('HTTP/1.0 304 Not Modified');
+    die; // stop processing
+}
+
+header("Etag: " . $etag);
+echo "OK: " . $etag;
+
+?>
diff --git a/test/data/if_modified_since.php b/test/data/if_modified_since.php
new file mode 100644
index 000000000..013f446dc
--- /dev/null
+++ b/test/data/if_modified_since.php
@@ -0,0 +1,15 @@
+<?php
+error_reporting(0);
+
+$ts = $_REQUEST['ts'];
+
+$ifModifiedSince = isset($_SERVER['HTTP_IF_MODIFIED_SINCE']) ? stripslashes($_SERVER['HTTP_IF_MODIFIED_SINCE']) : false;
+if ($ifModifiedSince == $ts) {
+    header('HTTP/1.0 304 Not Modified');
+    die; // stop processing
+}
+
+header("Last-Modified: " . $ts);
+echo "OK: " . $ts;
+
+?>