cgit_print_snapshot_links: use url to specify snapshot name

Signed-off-by: Lars Hjemli <hjemli@gmail.com>

cgit.c

@@ -68,9 +68,9 @@ static void cgit_print_repo_page(struct cacheitem *item)
 	setenv("GIT_DIR", cgit_repo->path, 1);
 
 	if ((cgit_cmd == CMD_SNAPSHOT) && cgit_repo->snapshots) {
-		cgit_print_snapshot(item, cgit_query_sha1,
+		cgit_print_snapshot(item, cgit_query_head, cgit_query_sha1,
 				    cgit_repobasename(cgit_repo->url),
-				    cgit_query_name,
+				    cgit_query_path,
 				    cgit_repo->snapshots );
 		return;
 	}

cgit.h

@@ -214,6 +214,8 @@ extern void cgit_log_link(char *name, char *title, char *class, char *head,
 			  char *rev, char *path, int ofs);
 extern void cgit_commit_link(char *name, char *title, char *class, char *head,
 			     char *rev);
+extern void cgit_snapshot_link(char *name, char *title, char *class,
+			       char *head, char *rev, char *archivename);
 extern void cgit_diff_link(char *name, char *title, char *class, char *head,
 			   char *new_rev, char *old_rev, char *path);
 
@@ -237,10 +239,11 @@ extern void cgit_print_tree(const char *rev, char *path);
 extern void cgit_print_commit(char *hex);
 extern void cgit_print_tag(char *revname);
 extern void cgit_print_diff(const char *new_hex, const char *old_hex);
-extern void cgit_print_snapshot(struct cacheitem *item, const char *hex,
+extern void cgit_print_snapshot(struct cacheitem *item, const char *head,
-				const char *prefix, const char *filename,
+				const char *hex, const char *prefix,
-				int snapshot);
+				const char *filename, int snapshot);
-extern void cgit_print_snapshot_links(const char *repo, const char *hex,int snapshots);
+extern void cgit_print_snapshot_links(const char *repo, const char *head,
+				      const char *hex, int snapshots);
 extern int cgit_parse_snapshots_mask(const char *str);
 
 #endif /* CGIT_H */

ui-commit.c

@@ -196,7 +196,8 @@ void cgit_print_commit(char *hex)
 	}
 	if (cgit_repo->snapshots) {
 		html("<tr><th>download</th><td colspan='2' class='sha1'>");
-		cgit_print_snapshot_links(cgit_query_repo,hex,cgit_repo->snapshots);
+		cgit_print_snapshot_links(cgit_query_repo, cgit_query_head,
+					  hex, cgit_repo->snapshots);
 		html("</td></tr>");
 	}
 	html("</table>\n");

ui-shared.c

@@ -227,6 +227,12 @@ void cgit_commit_link(char *name, char *title, char *class, char *head,
 	reporevlink("commit", name, title, class, head, rev, NULL);
 }
 
+void cgit_snapshot_link(char *name, char *title, char *class, char *head,
+			char *rev, char *archivename)
+{
+	reporevlink("snapshot", name, title, class, head, rev, archivename);
+}
+
 void cgit_diff_link(char *name, char *title, char *class, char *head,
 		    char *new_rev, char *old_rev, char *path)
 {

ui-snapshot.c

@@ -65,16 +65,19 @@ static const struct snapshot_archive_t {
 	{ ".tar", "application/x-tar", write_tar_archive, 0x8 }
 };
 
-void cgit_print_snapshot(struct cacheitem *item, const char *hex, 
+void cgit_print_snapshot(struct cacheitem *item, const char *head,
-			 const char *prefix, const char *filename,
+			 const char *hex, const char *prefix,
-			 int snapshots)
+			 const char *filename, int snapshots)
 {
 	int fnl = strlen(filename);
-	int f;
+	int f, n;
-    	for(f=0;f<(sizeof(snapshot_archives)/sizeof(*snapshot_archives));++f) {
+
+	n = sizeof(snapshot_archives) / sizeof(*snapshot_archives);
+    	for(f=0; f<n; f++) {
 		const struct snapshot_archive_t* sat = &snapshot_archives[f];
 		int sl;
-		if(!(snapshots&sat->bit)) continue;
+		if(!(snapshots & sat->bit))
+			continue;
 		sl = strlen(sat->suffix);
 		if(fnl<sl || strcmp(&filename[fnl-sl],sat->suffix))
 			continue;
@@ -83,6 +86,8 @@ void cgit_print_snapshot(struct cacheitem *item, const char *hex,
 		struct commit *commit;
 		unsigned char sha1[20];
 
+		if (!hex)
+			hex = head;
 		if(get_sha1(hex, sha1)) {
 			cgit_print_error(fmt("Bad object id: %s", hex));
 			return;
@@ -105,17 +110,22 @@ void cgit_print_snapshot(struct cacheitem *item, const char *hex,
 	cgit_print_error(fmt("Unsupported snapshot format: %s", filename));
 }
 
-void cgit_print_snapshot_links(const char *repo,const char *hex,int snapshots)
+void cgit_print_snapshot_links(const char *repo, const char *head,
+			       const char *hex, int snapshots)
 {
     	char *filename;
-	int f;
+	int f, n;
-    	for(f=0;f<(sizeof(snapshot_archives)/sizeof(*snapshot_archives));++f) {
+
+	n = sizeof(snapshot_archives) / sizeof(*snapshot_archives);
+    	for(f=0; f<n ;f++) {
 		const struct snapshot_archive_t* sat = &snapshot_archives[f];
-		if(!(snapshots&sat->bit)) continue;
+		if(!(snapshots & sat->bit))
-		filename = fmt("%s-%s%s",cgit_repobasename(repo),hex,sat->suffix);
+			continue;
-		htmlf("<a href='%s'>%s</a><br/>",
+		filename = fmt("%s-%s%s", cgit_repobasename(repo), hex,
-			cgit_fileurl(repo,"snapshot",filename,
+			       sat->suffix);
-			    fmt("id=%s&amp;name=%s",hex,filename)), filename);
+		cgit_snapshot_link(filename, NULL, NULL, (char *)head,
+				   (char *)hex, filename);
+		html("<br/>");
 	}
 }