ui-shared.c: fix segfault when repo is empty

[cgit.git] / ui-tree.c

diff --git a/ui-tree.c b/ui-tree.c
index 553dbaa5a27e60ebad594d23cc842895bdf4beed..a1647678ecac88798f0f784a386765a16de4a0e7 100644 (file)
--- a/ui-tree.c
+++ b/ui-tree.c
@@ -15,26 +15,43 @@ char *curr_rev;
 char *match_path;
 int header = 0;
 
-static void print_text_buffer(char *buf, unsigned long size)
+static void print_text_buffer(const char *name, char *buf, unsigned long size)
 {
        unsigned long lineno, idx;
        const char *numberfmt =
                "<a class='no' id='n%1$d' name='n%1$d' href='#n%1$d'>%1$d</a>\n";
 
        html("<table summary='blob content' class='blob'>\n");
-       html("<tr><td class='linenumbers'><pre>");
-       idx = 0;
-       lineno = 0;
-
-       if (size) {
-               htmlf(numberfmt, ++lineno);
-               while(idx < size - 1) { // skip absolute last newline
-                       if (buf[idx] == '\n')
-                               htmlf(numberfmt, ++lineno);
-                       idx++;
+
+       if (ctx.cfg.enable_tree_linenumbers) {
+               html("<tr><td class='linenumbers'><pre>");
+               idx = 0;
+               lineno = 0;
+       
+               if (size) {
+                       htmlf(numberfmt, ++lineno);
+                       while(idx < size - 1) { // skip absolute last newline
+                               if (buf[idx] == '\n')
+                                       htmlf(numberfmt, ++lineno);
+                               idx++;
+                       }
                }
+               html("</pre></td>\n");
+       }
+       else {
+               html("<tr>\n");
+       }
+
+       if (ctx.repo->source_filter) {
+               html("<td class='lines'><pre><code>");
+               ctx.repo->source_filter->argv[1] = xstrdup(name);
+               cgit_open_filter(ctx.repo->source_filter);
+               write(STDOUT_FILENO, buf, size);
+               cgit_close_filter(ctx.repo->source_filter);
+               html("</code></pre></td></tr></table>\n");
+               return;
        }
-       html("</pre></td>\n");
+
        html("<td class='lines'><pre><code>");
        html_txt(buf);
        html("</code></pre></td></tr></table>\n");
@@ -65,7 +82,7 @@ static void print_binary_buffer(char *buf, unsigned long size)
        html("</table>\n");
 }
 
-static void print_object(const unsigned char *sha1, char *path)
+static void print_object(const unsigned char *sha1, char *path, const char *basename)
 {
        enum object_type type;
        char *buf;
@@ -93,7 +110,7 @@ static void print_object(const unsigned char *sha1, char *path)
        if (buffer_is_binary(buf, size))
                print_binary_buffer(buf, size);
        else
-               print_text_buffer(buf, size);
+               print_text_buffer(basename, buf, size);
 }
 
 
@@ -103,6 +120,7 @@ static int ls_item(const unsigned char *sha1, const char *base, int baselen,
 {
        char *name;
        char *fullpath;
+       char *class;
        enum object_type type;
        unsigned long size = 0;
 
@@ -135,7 +153,12 @@ static int ls_item(const unsigned char *sha1, const char *base, int baselen,
                cgit_tree_link(name, NULL, "ls-dir", ctx.qry.head,
                               curr_rev, fullpath);
        } else {
-               cgit_tree_link(name, NULL, "ls-blob", ctx.qry.head,
+               class = strrchr(name, '.');
+               if (class != NULL) {
+                       class = fmt("ls-blob %s", class + 1);
+               } else
+                       class = "ls-blob";
+               cgit_tree_link(name, NULL, class, ctx.qry.head,
                               curr_rev, fullpath);
        }
        htmlf("</td><td class='ls-size'>%li</td>", size);
@@ -213,7 +236,7 @@ static int walk_tree(const unsigned char *sha1, const char *base, int baselen,
                        ls_head();
                        return READ_TREE_RECURSIVE;
                } else {
-                       print_object(sha1, buffer);
+                       print_object(sha1, buffer, pathname);
                        return 0;
                }
        }
@@ -257,6 +280,6 @@ void cgit_print_tree(const char *rev, char *path)
        }
 
        match_path = path;
-       read_tree_recursive(commit->tree, NULL, 0, 0, paths, walk_tree, NULL);
+       read_tree_recursive(commit->tree, "", 0, 0, paths, walk_tree, NULL);
        ls_tail();
 }