Changeset 2386

Timestamp:

2001-05-08T16:58:59+12:00 (23 years ago)

Author:

jrm21

Message:

Now prints out an HTTP Last-modified: header for any request with the c=...
arg. We base this on the last date that either collect.cfg or build.cfg was
modified.

File:

• trunk/gsdl/src/recpt/receptionist.cpp (modified) (4 diffs)

trunk/gsdl/src/recpt/receptionist.cpp

@@ -25 +25 @@
 
 // following line required to get fstream.filedesc() on darwin (Mac OS X)
+// gcc 2.91 automatically defines this in stream.h
 #define _STREAM_COMPAT  1
 
@@ -37 +38 @@
 #include <time.h>
 #include <stdio.h>
+// following 2 are for printing Last-modified http header.
+#include <sys/stat.h>
+#include <time.h>
+
 #if defined (GSDL_USE_IOS_H)
 #include <fstream.h>
@@ -43 +48 @@
 #endif
 
-#if defined (__WIN32_)
+#if defined (__WIN32__)
 #include "wincgiutils.h"
 #endif
@@ -752 +757 @@
   } else if (response == content) {
     // content response
+
+    // use the later of build.cfg and collect.cfg modification times
+    // as the Last-modified: header, for caching values
+    struct stat file_info;
+    time_t latest=0;
+
+    text_t collectname="";
+    collectname=args["c"];
+    if (collectname != "") {
+      text_t collectdir=filename_cat("collect",collectname);
+      text_t buildcfg=filename_cat(collectdir,"index");
+      buildcfg=filename_cat(buildcfg,"build.cfg");
+      char *buildcfg_ptr=buildcfg.getcstr();
+      text_t collectcfg=filename_cat(collectdir,"etc");
+      collectcfg=filename_cat(collectcfg,"collect.cfg");
+      char *collectcfg_ptr=collectcfg.getcstr();
+
+      if (stat(buildcfg_ptr, &file_info)) {
+    // we got an error. Currently don't handle error :(
+    //  logout << 
+      } else {
+    latest=file_info.st_mtime;
+      }
+    
+      if (stat(collectcfg_ptr, &file_info)) {
+    // error - unhandled for now
+      } else {
+    if (latest<file_info.st_mtime) latest=file_info.st_mtime;
+      }
+      delete buildcfg_ptr;
+      delete collectcfg_ptr;
+
+      if (latest>0) {
+    // print out modified time, "DDD, dd MMM YYYY hh:mm:ss" format
+    // c library takes care of mem for this string... (has \n at end!!!!)
+    contentout << "Last-modified: " << ctime(&latest);
+      }
+    }
+
     contentout << text_t2ascii << "Content-type: " << response_data << "\n\n";
   } else {