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-rw-r--r--ui-shared.c37
1 files changed, 35 insertions, 2 deletions
diff --git a/ui-shared.c b/ui-shared.c
index b53c56d..7a4c726 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -68,15 +68,48 @@ char *cgit_hosturl(void)
 char *cgit_currenturl(void)
 {
         const char *root = cgit_rooturl();
-        size_t len = strlen(root);
 
         if (!ctx.qry.url)
                 return xstrdup(root);
-        if (len && root[len - 1] == '/')
+        if (root[0] && root[strlen(root) - 1] == '/')
                 return fmtalloc("%s%s", root, ctx.qry.url);
         return fmtalloc("%s/%s", root, ctx.qry.url);
 }
 
+char *cgit_currentfullurl(void)
+{
+        const char *root = cgit_rooturl();
+        const char *orig_query = ctx.env.query_string ? ctx.env.query_string : "";
+        size_t len = strlen(orig_query);
+        char *query = xmalloc(len + 2), *start_url, *ret;
+
+        /* Remove all url=... parts from query string */
+        memcpy(query + 1, orig_query, len + 1);
+        query[0] = '?';
+        start_url = query;
+        while ((start_url = strstr(start_url, "url=")) != NULL) {
+                if (start_url[-1] == '?' || start_url[-1] == '&') {
+                        const char *end_url = strchr(start_url, '&');
+                        if (end_url)
+                                memmove(start_url, end_url + 1, strlen(end_url));
+                        else
+                                start_url[0] = '\0';
+                } else
+                        ++start_url;
+        }
+        if (!query[1])
+                query[0] = '\0';
+
+        if (!ctx.qry.url)
+                ret = fmtalloc("%s%s", root, query);
+        else if (root[0] && root[strlen(root) - 1] == '/')
+                ret = fmtalloc("%s%s%s", root, ctx.qry.url, query);
+        else
+                ret = fmtalloc("%s/%s%s", root, ctx.qry.url, query);
+        free(query);
+        return ret;
+}
+
 const char *cgit_rooturl(void)
 {
         if (ctx.cfg.virtual_root)