Merge branch 'lh/cleanup'

* lh/cleanup: (21 commits)
  Reset ctx.repo to NULL when the config parser is finished
  Move cgit_parse_query() from parsing.c to html.c as http_parse_querystring()
  Move function for configfile parsing into configfile.[ch]
  Add cache.h
  Remove global and obsolete cgit_cmd
  Makefile: copy the QUIET constructs from the Makefile in git.git
  Move cgit_version from shared.c to cgit.c
  Makefile: autobuild dependency rules
  Initial Makefile cleanup
  Move non-generic functions from shared.c to cgit.c
  Add ui-shared.h
  Add separate header-files for each page/view
  Refactor snapshot support
  Add command dispatcher
  Remove obsolete cacheitem parameter to ui-functions
  Add struct cgit_page to cgit_context
  Introduce html.h
  Improve initialization of git directory
  Move cgit_repo into cgit_context
  Add all config variables into struct cgit_context
  ...

1 files changed, 173 insertions, 2 deletions

diff --git a/ui-refs.c b/ui-refs.c
index 295f5ba..12533cd 100644
--- a/ui-refs.c
+++ b/ui-refs.c
@@ -7,18 +7,189 @@
  */
 
 #include "cgit.h"
+#include "html.h"
+#include "ui-shared.h"
 
+static int header;
 
+static int cmp_age(int age1, int age2)
+{
+	if (age1 != 0 && age2 != 0)
+		return age2 - age1;
+
+	if (age1 == 0 && age2 == 0)
+		return 0;
+
+	if (age1 == 0)
+		return +1;
+
+	return -1;
+}
+
+static int cmp_ref_name(const void *a, const void *b)
+{
+	struct refinfo *r1 = *(struct refinfo **)a;
+	struct refinfo *r2 = *(struct refinfo **)b;
+
+	return strcmp(r1->refname, r2->refname);
+}
+
+static int cmp_branch_age(const void *a, const void *b)
+{
+	struct refinfo *r1 = *(struct refinfo **)a;
+	struct refinfo *r2 = *(struct refinfo **)b;
+
+	return cmp_age(r1->commit->committer_date, r2->commit->committer_date);
+}
+
+static int cmp_tag_age(const void *a, const void *b)
+{
+	struct refinfo *r1 = *(struct refinfo **)a;
+	struct refinfo *r2 = *(struct refinfo **)b;
+
+	return cmp_age(r1->tag->tagger_date, r2->tag->tagger_date);
+}
+
+static int print_branch(struct refinfo *ref)
+{
+	struct commitinfo *info = ref->commit;
+	char *name = (char *)ref->refname;
+
+	if (!info)
+		return 1;
+	html("<tr><td>");
+	cgit_log_link(name, NULL, NULL, name, NULL, NULL, 0, NULL, NULL);
+	html("</td><td>");
+
+	if (ref->object->type == OBJ_COMMIT) {
+		cgit_print_age(info->commit->date, -1, NULL);
+		html("</td><td>");
+		html_txt(info->author);
+		html("</td><td>");
+		cgit_commit_link(info->subject, NULL, NULL, name, NULL);
+	} else {
+		html("</td><td></td><td>");
+		cgit_object_link(ref->object);
+	}
+	html("</td></tr>\n");
+	return 0;
+}
+
+static void print_tag_header()
+{
+	html("<tr class='nohover'><th class='left'>Tag</th>"
+	     "<th class='left'>Age</th>"
+	     "<th class='left'>Author</th>"
+	     "<th class='left'>Reference</th></tr>\n");
+	header = 1;
+}
+
+static int print_tag(struct refinfo *ref)
+{
+	struct tag *tag;
+	struct taginfo *info;
+	char *url, *name = (char *)ref->refname;
+
+	if (ref->object->type == OBJ_TAG) {
+		tag = (struct tag *)ref->object;
+		info = ref->tag;
+		if (!tag || !info)
+			return 1;
+		html("<tr><td>");
+		url = cgit_pageurl(ctx.qry.repo, "tag",
+				   fmt("id=%s", name));
+		html_link_open(url, NULL, NULL);
+		html_txt(name);
+		html_link_close();
+		html("</td><td>");
+		if (info->tagger_date > 0)
+			cgit_print_age(info->tagger_date, -1, NULL);
+		html("</td><td>");
+		if (info->tagger)
+			html(info->tagger);
+		html("</td><td>");
+		cgit_object_link(tag->tagged);
+		html("</td></tr>\n");
+	} else {
+		if (!header)
+			print_tag_header();
+		html("<tr><td>");
+		html_txt(name);
+		html("</td><td colspan='2'/><td>");
+		cgit_object_link(ref->object);
+		html("</td></tr>\n");
+	}
+	return 0;
+}
+
+static void print_refs_link(char *path)
+{
+	html("<tr class='nohover'><td colspan='4'>");
+	cgit_refs_link("[...]", NULL, NULL, ctx.qry.head, NULL, path);
+	html("</td></tr>");
+}
+
+void cgit_print_branches(int maxcount)
+{
+	struct reflist list;
+	int i;
 
+	html("<tr class='nohover'><th class='left'>Branch</th>"
+	     "<th class='left'>Idle</th>"
+	     "<th class='left'>Author</th>"
+	     "<th class='left'>Head commit</th></tr>\n");
+
+	list.refs = NULL;
+	list.alloc = list.count = 0;
+	for_each_branch_ref(cgit_refs_cb, &list);
+
+	if (maxcount == 0 || maxcount > list.count)
+		maxcount = list.count;
+
+	if (maxcount < list.count) {
+		qsort(list.refs, list.count, sizeof(*list.refs), cmp_branch_age);
+		qsort(list.refs, maxcount, sizeof(*list.refs), cmp_ref_name);
+	}
+
+	for(i=0; i<maxcount; i++)
+		print_branch(list.refs[i]);
+
+	if (maxcount < list.count)
+		print_refs_link("heads");
+}
+
+void cgit_print_tags(int maxcount)
+{
+	struct reflist list;
+	int i;
+
+	header = 0;
+	list.refs = NULL;
+	list.alloc = list.count = 0;
+	for_each_tag_ref(cgit_refs_cb, &list);
+	if (list.count == 0)
+		return;
+	qsort(list.refs, list.count, sizeof(*list.refs), cmp_tag_age);
+	if (!maxcount)
+		maxcount = list.count;
+	else if (maxcount > list.count)
+		maxcount = list.count;
+	print_tag_header();
+	for(i=0; i<maxcount; i++)
+		print_tag(list.refs[i]);
+
+	if (maxcount < list.count)
+		print_refs_link("tags");
+}
 
 void cgit_print_refs()
 {
 
 	html("<table class='list nowrap'>");
 
-	if (cgit_query_path && !strncmp(cgit_query_path, "heads", 5))
+	if (ctx.qry.path && !strncmp(ctx.qry.path, "heads", 5))
 		cgit_print_branches(0);
-	else if (cgit_query_path && !strncmp(cgit_query_path, "tags", 4))
+	else if (ctx.qry.path && !strncmp(ctx.qry.path, "tags", 4))
 		cgit_print_tags(0);
 	else {
 		cgit_print_branches(0);