Add cgit_commit_link() + support for id=sha1 to commit view

This adds a function to generate links to the commit page and extends said
page to use id from querystring as primary revision specified (fallback to
h).

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

1 files changed, 13 insertions, 1 deletions

diff --git a/ui-shared.c b/ui-shared.c
index 64ee79c..71c899a 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -91,124 +91,136 @@ static char *repolink(char *title, char *class, char *page, char *head,
 		      char *path)
 {
 	char *delim = "?";
 
 	html("<a");
 	if (title) {
 		html(" title='");
 		html_attr(title);
 		html("'");
 	}
 	if (class) {
 		html(" class='");
 		html_attr(class);
 		html("'");
 	}
 	html(" href='");
 	if (cgit_virtual_root) {
 		html_attr(cgit_virtual_root);
 		if (cgit_virtual_root[strlen(cgit_virtual_root) - 1] != '/')
 			html("/");
 		html_attr(cgit_repo->url);
 		if (cgit_repo->url[strlen(cgit_repo->url) - 1] != '/')
 			html("/");
 		html(page);
 		html("/");
 		if (path)
 			html_attr(path);
 	} else {
 		html(cgit_script_name);
 		html("?url=");
 		html_attr(cgit_repo->url);
 		if (cgit_repo->url[strlen(cgit_repo->url) - 1] != '/')
 			html("/");
 		html(page);
 		html("/");
 		if (path)
 			html_attr(path);
 		delim = "&amp;";
 	}
 	if (head && strcmp(head, cgit_repo->defbranch)) {
 		html(delim);
 		html("h=");
 		html_attr(head);
 		delim = "&amp;";
 	}
 	return fmt("%s", delim);
 }
 
-static char *reporevlink(char *page, char *name, char *title, char *class,
+static void reporevlink(char *page, char *name, char *title, char *class,
 			 char *head, char *rev, char *path)
 {
 	char *delim;
 
 	delim = repolink(title, class, page, head, path);
 	if (rev && strcmp(rev, cgit_query_head)) {
 		html(delim);
 		html("id=");
 		html_attr(rev);
 	}
 	html("'>");
 	html_txt(name);
 	html("</a>");
 }
 
 void cgit_tree_link(char *name, char *title, char *class, char *head,
 		    char *rev, char *path)
 {
 	reporevlink("tree", name, title, class, head, rev, path);
 }
 
 void cgit_log_link(char *name, char *title, char *class, char *head,
 		   char *rev, char *path)
 {
 	reporevlink("log", name, title, class, head, rev, path);
 }
 
+void cgit_commit_link(char *name, char *title, char *class, char *head,
+		      char *rev)
+{
+	if (strlen(name) > cgit_max_msg_len && cgit_max_msg_len >= 15) {
+		name[cgit_max_msg_len] = '\0';
+		name[cgit_max_msg_len - 1] = '.';
+		name[cgit_max_msg_len - 2] = '.';
+		name[cgit_max_msg_len - 3] = '.';
+	}
+	reporevlink("commit", name, title, class, head, rev, NULL);
+}
+
 void cgit_print_date(time_t secs, char *format)
 {
 	char buf[64];
 	struct tm *time;
 
 	time = gmtime(&secs);
 	strftime(buf, sizeof(buf)-1, format, time);
 	html_txt(buf);
 }
 
 void cgit_print_age(time_t t, time_t max_relative, char *format)
 {
 	time_t now, secs;
 
 	time(&now);
 	secs = now - t;
 
 	if (secs > max_relative && max_relative >= 0) {
 		cgit_print_date(t, format);
 		return;
 	}
 
 	if (secs < TM_HOUR * 2) {
 		htmlf("<span class='age-mins'>%.0f min.</span>",
 		      secs * 1.0 / TM_MIN);
 		return;
 	}
 	if (secs < TM_DAY * 2) {
 		htmlf("<span class='age-hours'>%.0f hours</span>",
 		      secs * 1.0 / TM_HOUR);
 		return;
 	}
 	if (secs < TM_WEEK * 2) {
 		htmlf("<span class='age-days'>%.0f days</span>",
 		      secs * 1.0 / TM_DAY);
 		return;
 	}
 	if (secs < TM_MONTH * 2) {
 		htmlf("<span class='age-weeks'>%.0f weeks</span>",
 		      secs * 1.0 / TM_WEEK);
 		return;
 	}
 	if (secs < TM_YEAR * 2) {
 		htmlf("<span class='age-months'>%.0f months</span>",
 		      secs * 1.0 / TM_MONTH);
 		return;
 	}
 	htmlf("<span class='age-years'>%.0f years</span>",