Support refspecs in about-filter.

Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
Signed-off-by: Lars Hjemli <hjemli@gmail.com>

1 files changed, 22 insertions, 4 deletions

diff --git a/ui-summary.c b/ui-summary.c
index a2c018e..02f191e 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -1,6 +1,7 @@
 /* ui-summary.c: functions for generating repo summary page
  *
  * Copyright (C) 2006 Lars Hjemli
+ * Copyright (C) 2010 Jason A. Donenfeld <Jason@zx2c4.com>
  *
  * Licensed under GNU General Public License v2
  *   (see COPYING for full license text)
@@ -10,6 +11,7 @@
 #include "html.h"
 #include "ui-log.h"
 #include "ui-refs.h"
+#include "ui-blob.h"
 
 int urls = 0;
 
@@ -68,24 +70,40 @@ void cgit_print_summary()
 
 void cgit_print_repo_readme(char *path)
 {
-        char *slash, *tmp;
+        char *slash, *tmp, *colon, *ref = 0;
 
         if (!ctx.repo->readme)
                 return;
 
         if (path) {
                 slash = strrchr(ctx.repo->readme, '/');
-                if (!slash)
-                        return;
+                if (!slash) {
+                        slash = strchr(ctx.repo->readme, ':');
+                        if (!slash)
+                                return;
+                }
                 tmp = xmalloc(slash - ctx.repo->readme + 1 + strlen(path) + 1);
                 strncpy(tmp, ctx.repo->readme, slash - ctx.repo->readme + 1);
                 strcpy(tmp + (slash - ctx.repo->readme + 1), path);
         } else
                 tmp = ctx.repo->readme;
+        colon = strchr(tmp, ':');
+        if (colon && strlen(colon) > 1) {
+                *colon = '\0';
+                ref = tmp;
+                tmp = colon + 1;
+                while ((*tmp == '/' || *tmp == ':') && *tmp != '\0')
+                        ++tmp;
+                if (!(*tmp))
+                        return;
+        }
         html("<div id='summary'>");
         if (ctx.repo->about_filter)
                 cgit_open_filter(ctx.repo->about_filter);
-        html_include(tmp);
+        if (ref)
+                cgit_print_file(tmp, ref);
+        else
+                html_include(tmp);
         if (ctx.repo->about_filter)
                 cgit_close_filter(ctx.repo->about_filter);
         html("</div>");