Implemented configurable HEAD shortlog on summary page.

This mirrors similiar functionality in gitweb. After clicking on
project on projectlist you will immediatelly see quick summary
of last N commits on HEAD.

[lh: changed from HEAD to cgit_query_head]

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

4 files changed, 16 insertions, 1 deletions

diff --git a/cgit.h b/cgit.h
index d6bcde2..2f3fca1 100644
--- a/cgit.h
+++ b/cgit.h
@@ -124,12 +124,13 @@ extern int cgit_enable_log_linecount;
 extern int cgit_max_lock_attempts;
 extern int cgit_cache_root_ttl;
 extern int cgit_cache_repo_ttl;
 extern int cgit_cache_dynamic_ttl;
 extern int cgit_cache_static_ttl;
 extern int cgit_cache_max_create_time;
+extern int cgit_summary_log;
 
 extern int cgit_max_msg_len;
 extern int cgit_max_repodesc_len;
 extern int cgit_max_commit_count;
 
 extern int cgit_query_has_symref;
diff --git a/cgitrc b/cgitrc
index 054a708..0f602e4 100644
--- a/cgitrc
+++ b/cgitrc
@@ -17,12 +17,17 @@
 
 
 ## Enable/disable display of 'number of lines changed' in log view
 #enable-log-linecount=0
 
 
+## Enable/disable display of HEAD shortlog in summary view. Set it to maximum
+## number of commits that should be displayed
+#summary-log=0
+
+
 ## Specify a root for virtual urls. This makes cgit generate urls like
 ##
 ##    http://localhost/git/repo/log/?id=master
 ##
 ## instead of
 ##
diff --git a/shared.c b/shared.c
index e3123a8..b6d2fa1 100644
--- a/shared.c
+++ b/shared.c
@@ -31,12 +31,13 @@ int cgit_enable_log_linecount  =  0;
 int cgit_max_lock_attempts     =  5;
 int cgit_cache_root_ttl        =  5;
 int cgit_cache_repo_ttl        =  5;
 int cgit_cache_dynamic_ttl     =  5;
 int cgit_cache_static_ttl      = -1;
 int cgit_cache_max_create_time =  5;
+int cgit_summary_log           =  0;
 
 int cgit_max_msg_len = 60;
 int cgit_max_repodesc_len = 60;
 int cgit_max_commit_count = 50;
 
 int cgit_query_has_symref = 0;
@@ -161,12 +162,14 @@ void cgit_global_config_cb(const char *name, const char *value)
         else if (!strcmp(name, "max-message-length"))
                 cgit_max_msg_len = atoi(value);
         else if (!strcmp(name, "max-repodesc-length"))
                 cgit_max_repodesc_len = atoi(value);
         else if (!strcmp(name, "max-commit-count"))
                 cgit_max_commit_count = atoi(value);
+        else if (!strcmp(name, "summary-log"))
+                cgit_summary_log = atoi(value);
         else if (!strcmp(name, "agefile"))
                 cgit_agefile = xstrdup(value);
         else if (!strcmp(name, "repo.group"))
                 cgit_repo_group = xstrdup(value);
         else if (!strcmp(name, "repo.url"))
                 cgit_repo = add_repo(value);
diff --git a/ui-summary.c b/ui-summary.c
index 15e8aec..4bda4c2 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -16,12 +16,15 @@ static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1,
         struct commit *commit;
         struct commitinfo *info;
         char buf[256], *url;
 
         strncpy(buf, refname, sizeof(buf));
         commit = lookup_commit(sha1);
+        // object is not really parsed at this point, because of some fallout
+        // from previous calls to git functions in cgit_print_log()
+        commit->object.parsed = 0;
         if (commit && !parse_commit(commit)){
                 info = cgit_parse_commit(commit);
                 html("<tr><td>");
                 url = cgit_pageurl(cgit_query_repo, "log",
                                    fmt("h=%s", refname));
                 html_link_open(url, NULL, NULL);
@@ -200,13 +203,16 @@ void cgit_print_summary()
         html(" - ");
         html_txt(cgit_repo->desc);
         html("</h2>");
         if (cgit_repo->readme)
                 html_include(cgit_repo->readme);
         html("</div>");
-
+        if (cgit_summary_log > 0)
+                cgit_print_log(cgit_query_head, 0, cgit_summary_log, NULL, NULL, 0);
         html("<table class='list nowrap'>");
+        if (cgit_summary_log > 0)
+                html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
         cgit_print_branches();
         html("<tr class='nohover'><td colspan='4'>&nbsp;</td></tr>");
         cgit_print_tags();
         html("</table>");
 }