also tags work

cgit_70.mk

@@ -103,7 +103,8 @@ CGIT_OBJ_NAMES += ui-snapshot.o
 CGIT_OBJ_NAMES += ui-stats.o
 ##CGIT_OBJ_NAMES += ui-summary.o
 CGIT_OBJ_NAMES += ui_70-summary.o
-CGIT_OBJ_NAMES += ui-tag.o
+##CGIT_OBJ_NAMES += ui-tag.o
+CGIT_OBJ_NAMES += ui_70-tag.o
 ##CGIT_OBJ_NAMES += ui-tree.o
 CGIT_OBJ_NAMES += ui_70-tree.o
 

ui_70-tag.c

@@ -0,0 +1,131 @@
+/* ui-tag.c: display a tag
+ *
+ * Copyright (C) 2006-2014 cgit Development Team <cgit@lists.zx2c4.com>
+ *
+ * Licensed under GNU General Public License v2
+ *   (see COPYING for full license text)
+ */
+
+#include "cgit.h"
+#include "ui-tag.h"
+#include "html.h"
+#include "ui_70-shared.h"
+
+static void print_tag_content(char *buf)
+{
+	char *p;
+
+	if (!buf)
+		return;
+
+	p = strchr(buf, '\n');
+	if (p)
+		*p = '\0';
+	cgit_gopher_start_selector(GOPHER_INFO);
+	cgit_gopher_text(buf);
+	cgit_gopher_tab();
+	cgit_gopher_selector_link("Err");
+	cgit_gopher_end_selector();
+	if (p) {
+		cgit_gopher_start_selector(GOPHER_INFO);
+		cgit_gopher_text(++p);
+		cgit_gopher_tab();
+		cgit_gopher_selector_link("Err");
+		cgit_gopher_end_selector();
+	}
+}
+
+static void print_download_links(char *revname)
+{
+	html("<tr><th>download</th><td class='sha1'>");
+	cgit_print_snapshot_links(ctx.repo, revname, "<br/>");
+	html("</td></tr>");
+}
+
+void cgit_print_tag(char *revname)
+{
+	struct strbuf fullref = STRBUF_INIT;
+	struct object_id oid;
+	struct object *obj;
+
+	if (!revname)
+		revname = ctx.qry.head;
+
+	strbuf_addf(&fullref, "refs/tags/%s", revname);
+	if (get_oid(fullref.buf, &oid)) {
+		cgit_gopher_error("Bad tag reference");
+		goto cleanup;
+	}
+	obj = parse_object(&oid);
+	if (!obj) {
+		cgit_gopher_error("Bad object id");
+		goto cleanup;
+	}
+	if (obj->type == OBJ_TAG) {
+		struct tag *tag;
+		struct taginfo *info;
+
+		tag = lookup_tag(&oid);
+		if (!tag || parse_tag(tag) || !(info = cgit_parse_tag(tag))) {
+			cgit_gopher_error("Bad tag object");
+			goto cleanup;
+		}
+		cgit_print_layout_start();
+		cgit_gopher_start_selector(GOPHER_INFO);
+		cgit_gopher_text_pad("tag name", GOPHER_SUMMARY_NAME_LEN);
+		cgit_gopher_text(revname);
+		gopherf(" (%s)", oid_to_hex(&oid));
+		cgit_gopher_tab();
+		cgit_gopher_selector_link("Err");
+		cgit_gopher_end_selector();
+		if (info->tagger_date > 0) {
+			cgit_gopher_start_selector(GOPHER_INFO);
+			cgit_gopher_text_pad("tag date", GOPHER_SUMMARY_NAME_LEN);
+			cgit_gopher_text(show_date(info->tagger_date, info->tagger_tz,
+						cgit_date_mode(DATE_ISO8601)));
+			cgit_gopher_tab();
+			cgit_gopher_selector_link("Err");
+			cgit_gopher_end_selector();
+		}
+		if (info->tagger) {
+			cgit_gopher_start_selector(GOPHER_INFO);
+			cgit_gopher_text_pad("tagged by", GOPHER_SUMMARY_NAME_LEN);
+			cgit_gopher_text(info->tagger);
+			if (info->tagger_email && !ctx.cfg.noplainemail) {
+				cgit_gopher_text(" ");
+				cgit_gopher_text(info->tagger_email);
+			}
+			cgit_gopher_tab();
+			cgit_gopher_selector_link("Err");
+			cgit_gopher_end_selector();
+		}
+		cgit_gopher_start_selector(GOPHER_MENU);
+		cgit_gopher_text_pad("tagged object", GOPHER_SUMMARY_NAME_LEN);
+		cgit_gopher_text(oid_to_hex(&tag->tagged->oid));
+		cgit_gopher_tab();
+		cgit_object_link(tag->tagged);
+		cgit_gopher_end_selector();	
+		print_tag_content(info->msg);
+		cgit_print_layout_end();
+		cgit_free_taginfo(info);
+	} else {
+		cgit_print_layout_start();
+		cgit_gopher_start_selector(GOPHER_INFO);
+		cgit_gopher_text_pad("tag name", GOPHER_SUMMARY_NAME_LEN);
+		cgit_gopher_text(revname);
+		cgit_gopher_tab();
+		cgit_gopher_selector_link("Err");
+		cgit_gopher_end_selector();
+		
+		cgit_gopher_start_selector(GOPHER_MENU);
+		cgit_gopher_text_pad("tagged object", GOPHER_SUMMARY_NAME_LEN);
+		cgit_gopher_text(oid_to_hex(&obj->oid));
+		cgit_gopher_tab();
+		cgit_object_link(obj);
+		cgit_gopher_end_selector();	
+		cgit_print_layout_end();
+	}
+
+cleanup:
+	strbuf_release(&fullref);
+}