9 files changed, 112 insertions, 7 deletions

diff --git a/Makefile b/Makefile
index c029637..4d2ede3 100644
--- a/Makefile
+++ b/Makefile
@@ -8,3 +8,3 @@ EXTLIBS = ../git/libgit.a ../git/xdiff/lib.a -lz -lcrypto
 OBJECTS = shared.o cache.o parsing.o html.o ui-shared.o ui-repolist.o \
-        ui-summary.o ui-log.o ui-view.c
+        ui-summary.o ui-log.o ui-view.c ui-tree.c
 
diff --git a/cgit.c b/cgit.c
index 0f72f2d..ada488b 100644
--- a/cgit.c
+++ b/cgit.c
@@ -28,6 +28,8 @@ static void cgit_print_repo_page(struct cacheitem *item)
         cgit_print_pageheader(title);
-        if (!cgit_query_page)
+        if (!cgit_query_page) {
                 cgit_print_summary();
-        else if (!strcmp(cgit_query_page, "log")) {
+        } else if (!strcmp(cgit_query_page, "log")) {
                 cgit_print_log(cgit_query_head, 0, 100);
+        } else if (!strcmp(cgit_query_page, "tree")) {
+                cgit_print_tree(cgit_query_sha1);
         } else if (!strcmp(cgit_query_page, "view")) {
diff --git a/cgit.css b/cgit.css
index 3ed0c22..c16f3f2 100644
--- a/cgit.css
+++ b/cgit.css
@@ -32,3 +32,3 @@ table.list td {
         border: none;
-        padding: 0.1em 0.5em;
+        padding: 0.1em 1em 0.1em 0.5em;
         background: white;
@@ -63 +63,10 @@ div.error {
 }
\ No newline at end of file
+div.ls-dir a {
+        font-weight: bold;
+}
+th.filesize, td.filesize {
+        text-align: right;
+}
+th.filemode, td.filemode {
+        text-align: center;
+}
diff --git a/cgit.h b/cgit.h
index c9554a7..2fdfab3 100644
--- a/cgit.h
+++ b/cgit.h
@@ -85,2 +85,3 @@ extern void cgit_print_log(const char *tip, int ofs, int cnt);
 extern void cgit_print_view(char *hex);
+extern void cgit_print_tree(const char *sha1);
 
diff --git a/git.h b/git.h
index dfa3542..a3f977c 100644
--- a/git.h
+++ b/git.h
@@ -190,2 +190,15 @@ struct tree {
 
+struct tree *lookup_tree(const unsigned char *sha1);
+int parse_tree_buffer(struct tree *item, void *buffer, unsigned long size);
+int parse_tree(struct tree *tree);
+struct tree *parse_tree_indirect(const unsigned char *sha1);
+
+typedef int (*read_tree_fn_t)(const unsigned char *, const char *, int, const char *, unsigned int, int);
+
+extern int read_tree_recursive(struct tree *tree,
+                               const char *base, int baselen,
+                               int stage, const char **match,
+                               read_tree_fn_t fn);
+
+extern int read_tree(struct tree *tree, int stage, const char **paths);
 
diff --git a/ui-log.c b/ui-log.c
index 701c392..4d2c2e0 100644
--- a/ui-log.c
+++ b/ui-log.c
@@ -84,2 +84,7 @@ static void cgit_print_commit_shortlog(struct commit *commit)
         html_txt(author);
+        html("</td><td><a href='");
+        html_attr(cgit_pageurl(cgit_query_repo, "tree", 
+                               fmt("id=%s", 
+                                   sha1_to_hex(commit->tree->object.sha1))));
+        html("'>tree</a>");
         html("</td></tr>\n");
@@ -104,3 +109,3 @@ void cgit_print_log(const char *tip, int ofs, int cnt)
         html("<table class='list'>");
-        html("<tr><th>Date</th><th>Message</th><th>Author</th></tr>\n");
+        html("<tr><th>Date</th><th>Message</th><th>Author</th><th>Link</th></tr>\n");
         while ((commit = get_revision(&rev)) != NULL && n++ < 100) {
diff --git a/ui-summary.c b/ui-summary.c
index cc918ad..29baa74 100644
--- a/ui-summary.c
+++ b/ui-summary.c
@@ -29,2 +29,7 @@ static int cgit_print_branch_cb(const char *refname, const unsigned char *sha1,
                 html_txt(buf);
+                html("</td><td><a href='");
+                html_attr(cgit_pageurl(cgit_query_repo, "tree", 
+                                       fmt("id=%s", 
+                                           sha1_to_hex(commit->tree->object.sha1))));
+                html("'>tree</a>");
                 html("</td></tr>\n");
@@ -43,3 +48,3 @@ static void cgit_print_branches()
         html("<table class='list'>");
-        html("<tr><th>Branch name</th><th>Head commit</th></tr>\n");
+        html("<tr><th>Branch name</th><th>Latest</th><th>Link</th></tr>\n");
         for_each_branch_ref(cgit_print_branch_cb, NULL);
diff --git a/ui-tree.c b/ui-tree.c
new file mode 100644
index 0000000..84930cb
--- a/dev/null
+++ b/ui-tree.c
@@ -0,0 +1,70 @@
+/* ui-tree.c: functions for tree output
+ *
+ * Copyright (C) 2006 Lars Hjemli
+ *
+ * Licensed under GNU General Public License v2
+ *   (see COPYING for full license text)
+ */
+
+#include "cgit.h"
+
+
+static int print_entry(const unsigned char *sha1, const char *base, 
+                       int baselen, const char *pathname, unsigned int mode, 
+                       int stage)
+{
+        char *name;
+        char type[20];
+        unsigned long size;
+
+        if (sha1_object_info(sha1, type, &size)) {
+                cgit_print_error(fmt("Bad object name: %s", 
+                                     sha1_to_hex(sha1)));
+                return 0;
+        }
+        name = xstrdup(pathname);
+        html("<tr><td>");
+        if (S_ISDIR(mode)) {
+                html("<div class='ls-dir'><a href='");
+                html_attr(cgit_pageurl(cgit_query_repo, "tree", 
+                                       fmt("id=%s", sha1_to_hex(sha1))));
+        } else {
+                html("<div class='ls-blob'><a href='");
+                html_attr(cgit_pageurl(cgit_query_repo, "view",
+                                      fmt("id=%s", sha1_to_hex(sha1))));
+        }
+        html("'>");
+        html_txt(name);
+        if (S_ISDIR(mode))
+                html("/");
+        html("</a></div></td>");
+        htmlf("<td class='filesize'>%li</td>", size);
+        htmlf("<td class='filemode'>%06o</td>", mode);
+        html("</tr>\n");
+        free(name);
+        return 0;
+}
+
+void cgit_print_tree(const char *hex)
+{
+        struct tree *tree;
+        unsigned char sha1[20];
+
+        if (get_sha1_hex(hex, sha1)) {
+                cgit_print_error(fmt("Invalid object id: %s", hex));
+                return;
+        }
+        tree = parse_tree_indirect(sha1);
+        if (!tree) {
+                cgit_print_error(fmt("Not a tree object: %s", hex));
+                return;
+        }
+
+        html("<h2>Tree content</h2>\n");
+        html("<table class='list'>\n");
+        html("<tr><th>Name</th>");
+        html("<th class='filesize'>Size</th>");
+        html("<th class='filemode'>Mode</th></tr>\n");
+        read_tree_recursive(tree, "", 0, 1, NULL, print_entry);
+        html("</table>\n");
+}
diff --git a/ui-view.c b/ui-view.c
index 193c685..1bf8472 100644
--- a/ui-view.c
+++ b/ui-view.c
@@ -22,3 +22,3 @@ void cgit_print_view(char *hex)
 
-        if (sha1_object_info(sha1, type, NULL)){
+        if (sha1_object_info(sha1, type, &size)){
                 cgit_print_error("Bad object name");