/* ui-commit.c: generate commit view
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
#include "cgit.h"
static int files, slots;
static int total_adds, total_rems, max_changes;
static int lines_added, lines_removed;
static char *curr_rev;
static struct fileinfo {
char status;
unsigned char old_sha1[20];
unsigned char new_sha1[20];
unsigned short old_mode;
unsigned short new_mode;
char *old_path;
char *new_path;
unsigned int added;
unsigned int removed;
} *items;
void print_fileinfo(struct fileinfo *info)
{
char *class;
switch (info->status) {
case DIFF_STATUS_ADDED:
class = "add";
break;
case DIFF_STATUS_COPIED:
class = "cpy";
break;
case DIFF_STATUS_DELETED:
class = "del";
break;
case DIFF_STATUS_MODIFIED:
class = "upd";
break;
case DIFF_STATUS_RENAMED:
class = "mov";
break;
case DIFF_STATUS_TYPE_CHANGED:
class = "typ";
break;
case DIFF_STATUS_UNKNOWN:
class = "unk";
break;
case DIFF_STATUS_UNMERGED:
class = "stg";
break;
default:
die("bug: unhandled diff status %c", info->status);
}
html("<tr>");
htmlf("<td class='mode'>");
if (is_null_sha1(info->new_sha1)) {
html_filemode(info->old_mode);
} else {
html_filemode(info->new_mode);
}
if (info->old_mode != info->new_mode &&
!is_null_sha1(info->old_sha1) &&
!is_null_sha1(info->new_sha1)) {
html("<span class='modechange'>[");
html_filemode(info->old_mode);
html("]</span>");
}
htmlf("</td><td class='%s'>", class);
cgit_tree_link(info->new_path, NULL, NULL, cgit_query_head, curr_rev,
info->new_path);
if (info->status == DIFF_STATUS_COPIED || info->status == DIFF_STATUS_RENAMED)
htmlf(" (%s from %s)",
info->status == DIFF_STATUS_COPIED ? "copied" : "renamed",
info->old_path);
html("</td><td class='right'>");
htmlf("%d", info->added + info->removed);
html("</td><td class='graph'>");
htmlf("<table width='%d%%'><tr>", (max_changes > 100 ? 100 : max_changes));
htmlf("<td class='add' style='width: %.1f%%;'/>",
info->added * 100.0 / max_changes);
htmlf("<td class='rem' style='width: %.1f%%;'/>",
info->removed * 100.0 / max_changes);
htmlf("<td class='none' style='width: %.1f%%;'/>",
(max_changes - info->removed - info->added) * 100.0 / max_changes);
html("</tr></table></td></tr>\n");
}
void cgit_count_diff_lines(char *line, int len)
{
if (line && (len > 0)) {
if (line[0] == '+')
lines_added++;
else if (line[0] == '-')
lines_removed++;
}
}
void inspect_filepair(struct diff_filepair *pair)
{
files++;
lines_added = 0;
lines_removed = 0;
cgit_diff_files(pair->one->sha1, pair->two->sha1, cgit_count_diff_lines);
if (files >= slots) {
if (slots == 0)
slots = 4;
else
slots = slots * 2;
items = xrealloc(items, slots * sizeof(struct fileinfo));
}
items[files-1].status = pair->status;
hashcpy(items[files-1].old_sha1, pair->one->sha1);
hashcpy(items[files-1].new_sha1, pair->two->sha1);
items[files-1].old_mode = pair->one->mode;
items[files-1].new_mode = pair->two->mode;
items[files-1].old_path = xstrdup(pair->one->path);
items[files-1].new_path = xstrdup(pair->two->path);
items[files-1].added = lines_added;
items[files-1].removed = lines_removed;
if (lines_added + lines_removed > max_changes)
max_changes = lines_added + lines_removed;
total_adds += lines_added;
total_rems += lines_removed;
}
void cgit_print_commit(char *hex)
{
struct commit *commit, *parent;
struct commitinfo *info;
struct commit_list *p;
unsigned char sha1[20];
char *tmp;
int i;
if (!hex)
hex = cgit_query_head;
curr_rev = hex;
if (get_sha1(hex, sha1)) {
cgit_print_error(fmt("Bad object id: %s", hex));
return;
}
commit = lookup_commit_reference(sha1);
if (!commit) {
cgit_print_error(fmt("Bad commit reference: %s", hex));
return;
}
info = cgit_parse_commit(commit);
html("<table class='commit-info'>\n");
html("<tr><th>author</th><td>");
html_txt(info->author);
html(" ");
html_txt(info->author_email);
html("</td><td class='right'>");
cgit_print_date(info->author_date, FMT_LONGDATE);
html("</td></tr>\n");
html("<tr><th>committer</th><td>");
html_txt(info->committer);
html(" ");
html_txt(info->committer_email);
html("</td><td class='right'>");
cgit_print_date(info->committer_date, FMT_LONGDATE);
html("</td></tr>\n");
html("<tr><th>tree</th><td colspan='2' class='sha1'>");
tmp = xstrdup(hex);
cgit_tree_link(sha1_to_hex(commit->tree->object.sha1), NULL, NULL,
cgit_query_head, tmp, NULL);
html("</td></tr>\n");
for (p = commit->parents; p ; p = p->next) {
parent = lookup_commit_reference(p->item->object.sha1);
if (!parent) {
html("<tr><td colspan='3'>");
cgit_print_error("Error reading parent commit");
html("</td></tr>");
continue;
}
html("<tr><th>parent</th>"
"<td colspan='2' class='sha1'>");
cgit_commit_link(sha1_to_hex(p->item->object.sha1), NULL, NULL,
cgit_query_head, sha1_to_hex(p->item->object.sha1));
html(" (");
cgit_diff_link("diff", NULL, NULL, cgit_query_head, hex,
sha1_to_hex(p->item->object.sha1), NULL);
html(")</td></tr>");
}
if (cgit_repo->snapshots) {
html("<tr><th>download</th><td colspan='2' class='sha1'>");
cgit_print_snapshot_links(cgit_query_repo, cgit_query_head,
hex, cgit_repo->snapshots);
html("</td></tr>");
}
html("</table>\n");
html("<div class='commit-subject'>");
html_txt(info->subject);
html("</div>");
html("<div class='commit-msg'>");
html_txt(info->msg);
html("</div>");
if (!(commit->parents && commit->parents->next && commit->parents->next->next)) {
html("<div class='diffstat-header'>Diffstat</div>");
html("<table class='diffstat'>");
max_changes = 0;
cgit_diff_commit(commit, inspect_filepair);
for(i = 0; i<files; i++)
print_fileinfo(&items[i]);
html("</table>");
html("<div class='diffstat-summary'>");
htmlf("%d files changed, %d insertions, %d deletions (",
files, total_adds, total_rems);
cgit_diff_link("show diff", NULL, NULL, cgit_query_head, hex,
NULL, NULL);
html(")</div>");
}
cgit_free_commitinfo(info);
}
