3 files changed, 62 insertions, 13 deletions

diff --git a/cgit.css b/cgit.css
index 20b7e86..217a05a 100644
--- a/cgit.css
+++ b/cgit.css
@@ -353,6 +353,16 @@ div#cgit table.blame div.alt:nth-child(odd) {
         background: white;
 }
 
+div#cgit table.blame td.lines > div {
+        position: relative;
+}
+
+div#cgit table.blame td.lines > div > pre {
+        padding: 0 0 0 0.5em;
+        position: absolute;
+        top: 0;
+}
+
 div#cgit table.bin-blob {
         margin-top: 0.5em;
         border: solid 1px black;
diff --git a/filters/syntax-highlighting.py b/filters/syntax-highlighting.py
index 5888b50..e912594 100755
--- a/filters/syntax-highlighting.py
+++ b/filters/syntax-highlighting.py
@@ -34,7 +34,7 @@ sys.stdin = io.TextIOWrapper(sys.stdin.buffer, encoding='utf-8', errors='replace
 sys.stdout = io.TextIOWrapper(sys.stdout.buffer, encoding='utf-8', errors='replace')
 data = sys.stdin.read()
 filename = sys.argv[1]
-formatter = HtmlFormatter(style='pastie')
+formatter = HtmlFormatter(style='pastie', nobackground=True)
 
 try:
         lexer = guess_lexer_for_filename(filename, data)
diff --git a/ui-blame.c b/ui-blame.c
index d565fff..17e2d60 100644
--- a/ui-blame.c
+++ b/ui-blame.c
@@ -67,15 +67,29 @@ static void emit_blame_entry_linenumber(struct blame_entry *ent)
                 htmlf(numberfmt, ++lineno);
 }
 
-static void emit_blame_entry_line(struct blame_scoreboard *sb,
-                                  struct blame_entry *ent)
+static void emit_blame_entry_line_background(struct blame_scoreboard *sb,
+                                             struct blame_entry *ent)
 {
-        const char *cp, *cpend;
+        unsigned long line;
+        size_t len, maxlen = 2;
+        const char* pos, *endpos;
 
-        cp = blame_nth_line(sb, ent->lno);
-        cpend = blame_nth_line(sb, ent->lno + ent->num_lines);
+        for (line = ent->lno; line < ent->lno + ent->num_lines; line++) {
+                html("\n");
+                pos = blame_nth_line(sb, line);
+                endpos = blame_nth_line(sb, line + 1);
+                len = 0;
+                while (pos < endpos) {
+                        len++;
+                        if (*pos++ == '\t')
+                                len = (len + 7) & ~7;
+                }
+                if (len > maxlen)
+                        maxlen = len;
+        }
 
-        html_ntxt(cp, cpend - cp);
+        for (len = 0; len < maxlen - 1; len++)
+                html(" ");
 }
 
 struct walk_tree_context {
@@ -88,6 +102,7 @@ static void print_object(const unsigned char *sha1, const char *path,
                          const char *basename, const char *rev)
 {
         enum object_type type;
+        char *buf;
         unsigned long size;
         struct argv_array rev_argv = ARGV_ARRAY_INIT;
         struct rev_info revs;
@@ -102,6 +117,13 @@ static void print_object(const unsigned char *sha1, const char *path,
                 return;
         }
 
+        buf = read_sha1_file(sha1, &type, &size);
+        if (!buf) {
+                cgit_print_error_page(500, "Internal server error",
+                        "Error reading object %s", sha1_to_hex(sha1));
+                return;
+        }
+
         argv_array_push(&rev_argv, "blame");
         argv_array_push(&rev_argv, rev);
         init_revisions(&revs, NULL);
@@ -157,20 +179,37 @@ static void print_object(const unsigned char *sha1, const char *path,
                 html("</td>\n");
         }
 
-        /* Lines */
-        html("<td class='lines'>");
+        html("<td class='lines'><div>");
+
+        /* Colored bars behind lines */
+        html("<div>");
         for (ent = sb.ent; ent; ) {
                 struct blame_entry *e = ent->next;
-                html("<div class='alt'><pre><code>");
-                emit_blame_entry_line(&sb, ent);
-                html("</code></pre></div>");
+                html("<div class='alt'><pre>");
+                emit_blame_entry_line_background(&sb, ent);
+                html("</pre></div>");
                 free(ent);
                 ent = e;
         }
-        html("</td>\n");
+        html("</div>");
 
         free((void *)sb.final_buf);
 
+        /* Lines */
+        html("<pre><code>");
+        if (ctx.repo->source_filter) {
+                char *filter_arg = xstrdup(basename);
+                cgit_open_filter(ctx.repo->source_filter, filter_arg);
+                html_raw(buf, size);
+                cgit_close_filter(ctx.repo->source_filter);
+                free(filter_arg);
+        } else {
+                html_txt(buf);
+        }
+        html("</code></pre>");
+
+        html("</div></td>\n");
+
         html("</tr>\n</table>\n");
 
         cgit_print_layout_end();