/* ui-log.c: functions for log output
*
* Copyright (C) 2006 Lars Hjemli
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
#include "cgit.h"
#include "ui-log.h"
#include "html.h"
#include "ui-shared.h"
#include "vector.h"
int files, add_lines, rem_lines;
/*
* The list of available column colors in the commit graph.
*/
static const char *column_colors_html[] = {
"",
"",
"",
"",
"",
"",
"",
};
#define COLUMN_COLORS_HTML_MAX (ARRAY_SIZE(column_colors_html) - 1)
static void count_lines(char *line, int size)
{
if (size <= 0)
return;
if (line[0] == '+')
add_lines++;
else if (line[0] == '-')
rem_lines++;
}
static void inspect_files(struct diff_filepair *pair)
{
unsigned long old_size = 0;
unsigned long new_size = 0;
int binary = 0;
files++;
if (ctx.repo->enable_log_linecount)
cgit_diff_files(pair->one->sha1, pair->two->sha1, &old_size,
&new_size, &binary, 0, ctx.qry.ignorews,
count_lines);
}
void show_commit_decorations(struct commit *commit)
{
struct name_decoration *deco;
static char buf[1024];
buf[sizeof(buf) - 1] = 0;
deco = lookup_decoration(&name_decoration, &commit->object);
html("");
while (deco) {
if (!prefixcmp(deco->name, "refs/heads/")) {
strncpy(buf, deco->name + 11, sizeof(buf) - 1);
cgit_log_link(buf, NULL, "branch-deco", buf, NULL,
ctx.qry.vpath, 0, NULL, NULL,
ctx.qry.showmsg);
}
else if (!prefixcmp(deco->name, "tag: refs/tags/")) {
strncpy(buf, deco->name + 15, sizeof(buf) - 1);
cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
}
else if (!prefixcmp(deco->name, "refs/tags/")) {
strncpy(buf, deco->name + 10, sizeof(buf) - 1);
cgit_tag_link(buf, NULL, "tag-deco", ctx.qry.head, buf);
}
else if (!prefixcmp(deco->name, "refs/remotes/")) {
if (!ctx.repo->enable_remote_branches)
goto next;
strncpy(buf, deco->name + 13, sizeof(buf) - 1);
cgit_log_link(buf, NULL, "remote-deco", NULL,
sha1_to_hex(commit->object.sha1),
ctx.qry.vpath, 0, NULL, NULL,
ctx.qry.showmsg);
}
else {
strncpy(buf, deco->name, sizeof(buf) - 1);
cgit_commit_link(buf, NULL, "deco", ctx.qry.head,
sha1_to_hex(commit->object.sha1),
ctx.qry.vpath, 0);
}
next:
deco = deco->next;
}
html("");
}
static void print_commit(struct commit *commit, struct rev_info *revs)
{
struct commitinfo *info;
int columns = revs->graph ? 4 : 3;
struct strbuf graphbuf = STRBUF_INIT;
struct strbuf msgbuf = STRBUF_INIT;
if (ctx.repo->enable_log_filecount)
columns++;
if (ctx.repo->enable_log_linecount)
columns++;
if (revs->graph) {
/* Advance graph until current commit */
while (!graph_next_line(revs->graph, &graphbuf)) {
/* Print graph segment in otherwise empty table row */
html(" \n", columns);
strbuf_setlen(&graphbuf, 0);
}
/* Current commit's graph segment is now ready in graphbuf */
}
info = cgit_parse_commit(commit);
htmlf("");
html(graphbuf.buf);
htmlf(" ", ctx.qry.showmsg ? " class='logheader'" : "");
if (revs->graph) {
/* Print graph segment for current commit */
html(" \n");
if (revs->graph || ctx.qry.showmsg) { /* Print a second table row */
html("");
html(graphbuf.buf);
html(" ");
strbuf_setlen(&graphbuf, 0);
}
else {
html("");
cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
html(" ");
}
htmlf("", ctx.qry.showmsg ? " class='logsubject'" : "");
if (ctx.qry.showmsg) {
/* line-wrap long commit subjects instead of truncating them */
size_t subject_len = strlen(info->subject);
if (subject_len > ctx.cfg.max_msg_len &&
ctx.cfg.max_msg_len >= 15) {
/* symbol for signaling line-wrap (in PAGE_ENCODING) */
const char wrap_symbol[] = { ' ', 0xE2, 0x86, 0xB5, 0 };
int i = ctx.cfg.max_msg_len - strlen(wrap_symbol);
/* Rewind i to preceding space character */
while (i > 0 && !isspace(info->subject[i]))
--i;
if (!i) /* Oops, zero spaces. Reset i */
i = ctx.cfg.max_msg_len - strlen(wrap_symbol);
/* add remainder starting at i to msgbuf */
strbuf_add(&msgbuf, info->subject + i, subject_len - i);
strbuf_trim(&msgbuf);
strbuf_add(&msgbuf, "\n\n", 2);
/* Place wrap_symbol at position i in info->subject */
strcpy(info->subject + i, wrap_symbol);
}
}
cgit_commit_link(info->subject, NULL, NULL, ctx.qry.head,
sha1_to_hex(commit->object.sha1), ctx.qry.vpath, 0);
show_commit_decorations(commit);
html(" ");
html_txt(info->author);
if (revs->graph) {
html(" ");
cgit_print_age(commit->date, TM_WEEK * 2, FMT_SHORTDATE);
}
if (ctx.repo->enable_log_filecount || ctx.repo->enable_log_linecount) {
files = 0;
add_lines = 0;
rem_lines = 0;
cgit_diff_commit(commit, inspect_files, ctx.qry.vpath);
}
if (ctx.repo->enable_log_filecount)
htmlf(" %d", files);
if (ctx.repo->enable_log_linecount)
htmlf(" -%d/+%d", rem_lines, add_lines);
html(" ");
if (ctx.qry.showmsg) {
/* Concatenate commit message + notes in msgbuf */
if (info->msg && *(info->msg)) {
strbuf_addstr(&msgbuf, info->msg);
strbuf_addch(&msgbuf, '\n');
}
format_display_notes(commit->object.sha1,
&msgbuf, PAGE_ENCODING, 0);
strbuf_addch(&msgbuf, '\n');
strbuf_ltrim(&msgbuf);
}
if (revs->graph) {
int lines = 0;
/* Calculate graph padding */
if (ctx.qry.showmsg) {
/* Count #lines in commit message + notes */
const char *p = msgbuf.buf;
lines = 1;
while ((p = strchr(p, '\n'))) {
p++;
lines++;
}
}
/* Print graph padding */
html(" \n");
}
strbuf_release(&msgbuf);
strbuf_release(&graphbuf);
cgit_free_commitinfo(info);
}
static const char *disambiguate_ref(const char *ref, int *must_free_result)
{
unsigned char sha1[20];
struct strbuf longref = STRBUF_INIT;
strbuf_addf(&longref, "refs/heads/%s", ref);
if (get_sha1(longref.buf, sha1) == 0) {
*must_free_result = 1;
return strbuf_detach(&longref, NULL);
}
*must_free_result = 0;
strbuf_release(&longref);
return ref;
}
static char *next_token(char **src)
{
char *result;
if (!src || !*src)
return NULL;
while (isspace(**src))
(*src)++;
if (!**src)
return NULL;
result = *src;
while (**src) {
if (isspace(**src)) {
**src = '\0';
(*src)++;
break;
}
(*src)++;
}
return result;
}
void cgit_print_log(const char *tip, int ofs, int cnt, char *grep, char *pattern,
char *path, int pager, int commit_graph, int commit_sort)
{
struct rev_info rev;
struct commit *commit;
struct vector vec = VECTOR_INIT(char *);
int i, columns = commit_graph ? 4 : 3;
int must_free_tip = 0;
struct strbuf argbuf = STRBUF_INIT;
/* First argv is NULL */
vector_push(&vec, NULL, 0);
if (!tip)
tip = ctx.qry.head;
tip = disambiguate_ref(tip, &must_free_tip);
vector_push(&vec, &tip, 0);
if (grep && pattern && *pattern) {
pattern = xstrdup(pattern);
if (!strcmp(grep, "grep") || !strcmp(grep, "author") ||
!strcmp(grep, "committer")) {
strbuf_addf(&argbuf, "--%s=%s", grep, pattern);
vector_push(&vec, &argbuf.buf, 0);
}
if (!strcmp(grep, "range")) {
char *arg;
/* Split the pattern at whitespace and add each token
* as a revision expression. Do not accept other
* rev-list options. Also, replace the previously
* pushed tip (it's no longer relevant).
*/
vec.count--;
while ((arg = next_token(&pattern))) {
if (*arg == '-') {
fprintf(stderr, "Bad range expr: %s\n",
arg);
break;
}
vector_push(&vec, &arg, 0);
}
}
}
if (commit_graph) {
static const char *graph_arg = "--graph";
static const char *color_arg = "--color";
vector_push(&vec, &graph_arg, 0);
vector_push(&vec, &color_arg, 0);
graph_set_column_colors(column_colors_html,
COLUMN_COLORS_HTML_MAX);
}
if (commit_sort == 1)June McEnroe");
while (lines > 0 || !graph_is_commit_finished(revs->graph)) {
if (graphbuf.len)
html("\n");
strbuf_setlen(&graphbuf, 0);
graph_next_line(revs->graph, &graphbuf);
html(graphbuf.buf);
lines--;
}
html(" \n");
}
else
html(""); /* Empty 'Age' column */
/* Print msgbuf into remainder of table row */
htmlf(" \n", columns - (revs->graph ? 1 : 0),
ctx.qry.showmsg ? " class='logmsg'" : "");
html_txt(msgbuf.buf);
html("
"); else html(" | Age | "); html("Commit message"); if (pager) { html(" ("); cgit_log_link(ctx.qry.showmsg ? "Collapse" : "Expand", NULL, NULL, ctx.qry.head, ctx.qry.sha1, ctx.qry.vpath, ctx.qry.ofs, ctx.qry.grep, ctx.qry.search, ctx.qry.showmsg ? 0 : 1); html(")"); } html(" | Author | "); if (commit_graph) html("Age | "); if (ctx.repo->enable_log_filecount) { html("Files | "); columns++; } if (ctx.repo->enable_log_linecount) { html("Lines | "); columns++; } html("
---|