/* ui-shared.c: common web output functions
*
* Copyright (C) 2006-2017 cgit Development Team <cgit@lists.zx2c4.com>
*
* Licensed under GNU General Public License v2
* (see COPYING for full license text)
*/
#include "cgit.h"
#include "ui-shared.h"
#include "cmd.h"
#include "html.h"
#include "version.h"
static const char cgit_doctype[] =
"<!DOCTYPE html>\n";
static char *http_date(time_t t)
{
static char day[][4] =
{"Sun", "Mon", "Tue", "Wed", "Thu", "Fri", "Sat"};
static char month[][4] =
{"Jan", "Feb", "Mar", "Apr", "May", "Jun",
"Jul", "Aug", "Sep", "Oct", "Nov", "Dec"};
struct tm tm;
gmtime_r(&t, &tm);
return fmt("%s, %02d %s %04d %02d:%02d:%02d GMT", day[tm.tm_wday],
tm.tm_mday, month[tm.tm_mon], 1900 + tm.tm_year,
tm.tm_hour, tm.tm_min, tm.tm_sec);
}
void cgit_print_error(const char *fmt, ...)
{
va_list ap;
va_start(ap, fmt);
cgit_vprint_error(fmt, ap);
va_end(ap);
}
void cgit_vprint_error(const char *fmt, va_list ap)
{
va_list cp;
html("<div class='error'>");
va_copy(cp, ap);
html_vtxtf(fmt, cp);
va_end(cp);
html("</div>\n");
}
const char *cgit_httpscheme(void)
{
if (ctx.env.https && !strcmp(ctx.env.https, "on"))
return "https://";
else
return "http://";
}
char *cgit_hosturl(void)
{
if (ctx.env.http_host)
return xstrdup(ctx.env.http_host);
if (!ctx.env.server_name)
return NULL;
if (!ctx.env.server_port || atoi(ctx.env.server_port) == 80)
return xstrdup(ctx.env.server_name);
return fmtalloc("%s:%s", ctx.env.server_name, ctx.env.server_port);
}
char *cgit_currenturl(void)
{
const char *root = cgit_rooturl();
if (!ctx.qry.url)
return xstrdup(root);
if (root[0] && root[strlen(root) - 1] == '/')
return fmtalloc("%s%s", root, ctx.qry.url);
return fmtalloc("%s/%s", root, ctx.qry.url);
}
char *cgit_currentfullurl(void)
{
const char *root = cgit_rooturl();
const char *orig_query = ctx.env.query_string ? ctx.env.query_string : "";
size_t len = strlen(orig_query);
char *query = xmalloc(len + 2), *start_url, *ret;
/* Remove all url=... parts from query string */
memcpy(query + 1, orig_query, len + 1);
query[0] = '?';
start_url = query;
while ((start_url = strstr(start_url, "url=")) != NULL) {
if (start_url[-1] == '?' || start_url[-1] == '&') {
const char *end_url = strchr(start_url, '&');
if (end_url)
memmove(start_url, end_url + 1, strlen(end_url));
else
start_url[0] = '\0';
} else
++start_url;
}
if (!query[1])
query[0] = '\0';
if (!ctx.qry.url)
ret = fmtalloc("%s%s", root, query);
else if (root[0] && root[strlen(root) - 1] == '/')
ret = fmtalloc("%s%s%s", root, ctx.qry.url, query);
else
ret = fmtalloc("%s/%s%s", root, ctx.qry.url, query);
free(query);
return ret;
}
const char *cgit_rooturl(void)
{
if (ctx.cfg.virtual_root)
return ctx.cfg.virtual_root;
else
return ctx.cfg.script_name;
}
const char *cgit_loginurl(void)
{
static const char *login_url;
if (!login_url)
login_url = fmtalloc("%s?p=login", cgit_rooturl());
return login_url;
}
char *cgit_repourl(const char *reponame)
{
// my cgit instance *only* serves the depot, hence that's the only value ever
// needed.
return fmtalloc("/");
}
char *cgit_fileurl(const char *reponame, const char *pagename,
const char *filename, const char *query)
{
struct strbuf sb = STRBUF_INIT;
strbuf_addf(&sb, "%s%s/%s", ctx.cfg.virtual_root,
pagename, (filename ? filename:""));
if (query) {
strbuf_addf(&sb, "%s%s", "?", query);
}
return strbuf_detach(&sb, NULL);
}
char *cgit_pageurl(const char *reponame, const char *pagename,
const char *query)
{
return cgit_fileurl(reponame, pagename, NULL, query);
}
const char *cgit_repobasename(const char *reponame)
{
/* I assume we don't need to store more than one repo basename */
static char rvbuf[1024];
int p;
const char *rv;
size_t len;
len = strlcpy(rvbuf, reponame, sizeof(rvbuf));
if (len >= sizeof(rvbuf))
die("cgit_repobasename: truncated repository name '%s'", reponame);
p = len - 1;
/* strip trailing slashes */
while (p && rvbuf[p] == '/')
rvbuf[p--] = '\0';
/* strip trailing .git */
if (p >= 3 && starts_with(&rvbuf[p-3], ".git")) {
p -= 3;
rvbuf[p--] = '\0';
}
/* strip more trailing slashes if any */
while (p && rvbuf[p] == '/')
rvbuf[p--] = '\0';
/* find last slash in the remaining string */
rv = strrchr(rvbuf, '/');
if (rv)
return ++rv;
return rvbuf;
}
const char *cgit_snapshot_prefix(const struct cgit_repo *repo)
{
if (repo->snapshot_prefix)
return repo->snapshot_prefix;
return cgit_repobasename(repo->url);
}
static void site_url(const char *page, const char *search, const char *sort, int ofs, int always_root)
{
char *delim = "?";
if (always_root || page)
html_attr(cgit_rooturl());
else {
char *currenturl = cgit_currenturl();
html_attr(currenturl);
free(currenturl);
}
if (page) {
htmlf("?p=%s", page);
delim = "&";
}
if (search) {
html(delim);
html("q=");
html_attr(search);
delim = "&";
}
if (sort) {
html(delim);
html("s=");
html_attr(sort);
delim = "&";
}
if (ofs) {
html(delim);
htmlf("ofs=%d", ofs);
}
}
static void site_link(const char *page, const char *name, const char *title,
const char *class, const char *search, const char *sort, int ofs, int always_root)
{
html("<a");
if (title) {
html(" title='");
html_attr(title);
html("'");
}
if (class) {
html(" class='");
html_attr(class);
html("'");
}
html(" href='");
site_url(page, search, sort, ofs, always_root);
html("'>");
html_txt(name);
html("</a>");
}
void cgit_index_link(const char *name, const char *title, const char *class,
const char *pattern, const char *sort, int ofs, int always_root)
{
site_link(NULL, name, title, class, pattern, sort, ofs, always_root);
}
static char *repolink(const char *title, const char *class, const char *page,
const char *head, const char *path)
{
char *delim = "?";
html("<a");
if (title) {
html(" title='");
html_attr(title);
html("'");
}
if (class) {
html(" class='");
html_attr(class);
html("'");
}
html(" href='");
if (ctx.cfg.virtual_root) {
html_url_path(ctx.cfg.virtual_root);
if (page) {
html_url_path(page);
html("/");
if (path)
html_url_path(path);
}
} else {
html_url_path(ctx.cfg.script_name);
html("?url=");
html_url_arg(ctx.repo->url);
if (ctx.repo->url[strlen(ctx.repo->url) - 1] != '/')
html("/");
if (page) {
html_url_arg(page);
html("/");
if (path)
html_url_arg(path);
}
delim = "&";
}
if (head && ctx.repo->defbranch && strcmp(head, ctx.repo->defbranch)) {
html(delim);
html("h=");
html_url_arg(head);
delim = "&";
}
return fmt("%s", delim);
}
static void reporevlink(const char *page, const char *name, const char *title,
const char *class, const char *head, const char *rev,
const char *path)
{
char *delim;
delim = repolink(title, class, page, head, path);
if (rev && ctx.qry.head != NULL && strcmp(rev, ctx.qry.head)) {
html(delim);
html("id=");
html_url_arg(rev);
}
html("'>");
html_txt(name);
html("</a>");
}
void cgit_summary_link(const char *name, const char *title, const char *class,
const char *head)
{
reporevlink(NULL, name, title, class, head, NULL, NULL);
}
void cgit_tag_link(const char *name, const char *title, const char *class,
const char *tag)
{
reporevlink("tag", name, title, class, tag, NULL, NULL);
}
void cgit_about_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
reporevlink("about", name, title, class, head, rev, path);
}
void cgit_tree_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
reporevlink("tree", name, title, class, head, rev, path);
}
void cgit_plain_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
reporevlink("plain", name, title, class, head, rev, path);
}
void cgit_blame_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
reporevlink("blame", name, title, class, head, rev, path);
}
void cgit_log_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path,
int ofs, const char *grep, const char *pattern, int showmsg,
int follow)
{
char *delim;
delim = repolink(title, class, "log", head, path);
if (rev && ctx.qry.head && strcmp(rev, ctx.qry.head)) {
html(delim);
html("id=");
html_url_arg(rev);
delim = "&";
}
if (grep && pattern) {
html(delim);
html("qt=");
html_url_arg(grep);
delim = "&";
html(delim);
html("q=");
html_url_arg(pattern);
}
if (ofs > 0) {
html(delim);
html("ofs=");
htmlf("%d", ofs);
delim = "&";
}
if (showmsg) {
html(delim);
html("showmsg=1");
delim = "&";
}
if (follow) {
html(delim);
html("follow=1");
}
html("'>");
html_txt(name);
html("</a>");
}
void cgit_commit_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
char *delim;
delim = repolink(title, class, "commit", head, path);
if (rev && ctx.qry.head && strcmp(rev, ctx.qry.head)) {
html(delim);
html("id=");
html_url_arg(rev);
delim = "&";
}
if (ctx.qry.difftype) {
html(delim);
htmlf("dt=%d", ctx.qry.difftype);
delim = "&";
}
if (ctx.qry.context > 0 && ctx.qry.context != 3) {
html(delim);
html("context=");
htmlf("%d", ctx.qry.context);
delim = "&";
}
if (ctx.qry.ignorews) {
html(delim);
html("ignorews=1");
delim = "&";
}
if (ctx.qry.follow) {
html(delim);
html("follow=1");
}
html("'>");
if (name[0] != '\0') {
if (strlen(name) > ctx.cfg.max_msg_len && ctx.cfg.max_msg_len >= 15) {
html_ntxt(name, ctx.cfg.max_msg_len - 3);
html("...");
} else
html_txt(name);
} else
html_txt("(no commit message)");
html("</a>");
}
void cgit_refs_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
reporevlink("refs", name, title, class, head, rev, path);
}
void cgit_snapshot_link(const char *name, const char *title, const char *class,
const char *head, const char *rev,
const char *archivename)
{
reporevlink("snapshot", name, title, class, head, rev, archivename);
}
void cgit_diff_link(const char *name, const char *title, const char *class,
const char *head, const char *new_rev, const char *old_rev,
const char *path)
{
char *delim;
delim = repolink(title, class, "diff", head, path);
if (new_rev && ctx.qry.head != NULL && strcmp(new_rev, ctx.qry.head)) {
html(delim);
html("id=");
html_url_arg(new_rev);
delim = "&";
}
if (old_rev) {
html(delim);
html("id2=");
html_url_arg(old_rev);
delim = "&";
}
if (ctx.qry.difftype) {
html(delim);
htmlf("dt=%d", ctx.qry.difftype);
delim = "&";
}
if (ctx.qry.context > 0 && ctx.qry.context != 3) {
html(delim);
html("context=");
htmlf("%d", ctx.qry.context);
delim = "&";
}
if (ctx.qry.ignorews) {
html(delim);
html("ignorews=1");
delim = "&";
}
if (ctx.qry.follow) {
html(delim);
html("follow=1");
}
html("'>");
html_txt(name);
html("</a>");
}
void cgit_patch_link(const char *name, const char *title, const char *class,
const char *head, const char *rev, const char *path)
{
reporevlink("patch", name, title, class, head, rev, path);
}
void cgit_stats_link(const char *name, const char *title, const char *class,
const char *head, const char *path)
{
reporevlink("stats", name, title, class, head, NULL, path);
}
static void cgit_self_link(char *name, const char *title, const char *class)
{
if (!strcmp(ctx.qry.page, "repolist"))
cgit_index_link(name, title, class, ctx.qry.search, ctx.qry.sort,
ctx.qry.ofs, 1);
else if (!strcmp(ctx.qry.page, "about"))
cgit_about_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "summary"))
cgit_summary_link(name, title, class, ctx.qry.head);
else if (!strcmp(ctx.qry.page, "tag"))
cgit_tag_link(name, title, class, ctx.qry.has_oid ?
ctx.qry.oid : ctx.qry.head);
else if (!strcmp(ctx.qry.page, "tree"))
cgit_tree_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "plain"))
cgit_plain_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "blame"))
cgit_blame_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "log"))
cgit_log_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path, ctx.qry.ofs,
ctx.qry.grep, ctx.qry.search,
ctx.qry.showmsg, ctx.qry.follow);
else if (!strcmp(ctx.qry.page, "commit"))
cgit_commit_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "patch"))
cgit_patch_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "refs"))
cgit_refs_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "snapshot"))
cgit_snapshot_link(name, title, class, ctx.qry.head,
ctx.qry.has_oid ? ctx.qry.oid : NULL,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "diff"))
cgit_diff_link(name, title, class, ctx.qry.head,
ctx.qry.oid, ctx.qry.oid2,
ctx.qry.path);
else if (!strcmp(ctx.qry.page, "stats"))
cgit_stats_link(name, title, class, ctx.qry.head,
ctx.qry.path);
else {
/* Don't known how to make link for this page */
repolink(title, class, ctx.qry.page, ctx.qry.head, ctx.qry.path);
html("><!-- cgit_self_link() doesn't know how to make link for page '");
html_txt(ctx.qry.page);
html("' -->");
html_txt(name);
html("</a>");
}
}
void cgit_object_link(struct object *obj)
{
char *page, *shortrev, *fullrev, *name;
fullrev = oid_to_hex(&obj->oid);
shortrev = xstrdup(fullrev);
shortrev[10] = '\0';
if (obj->type == OBJ_COMMIT) {
cgit_commit_link(fmt("commit %s...", shortrev), NULL, NULL,
ctx.qry.head, fullrev, NULL);
return;
} else if (obj->type == OBJ_TREE)
page = "tree";
else if (obj->type == OBJ_TAG)
page = "tag";
else
page = "blob";
name = fmt("%s %s...", type_name(obj->type), shortrev);
reporevlink(page, name, NULL, NULL, ctx.qry.head, fullrev, NULL);
}
static struct string_list_item *lookup_path(struct string_list *list,
const char *path)
{
struct string_list_item *item;
while (path && path[0]) {
if ((item = string_list_lookup(list, path)))
return item;
if (!(path = strchr(path, '/')))
break;
path++;
}
return NULL;
}
void cgit_submodule_link(const char *class, char *path, const char *rev)
{
struct string_list *list;
struct string_list_item *item;
char tail, *dir;
size_t len;
len = 0;
tail = 0;
list = &ctx.repo->submodules;
item = lookup_path(list, path);
if (!item) {
len = strlen(path);
tail = path[len - 1];
if (tail == '/') {
path[len - 1] = 0;
item = lookup_path(list, path);
}
}
if (item || ctx.repo->module_link) {
html("<a ");
if (class)
htmlf("class='%s' ", class);
html("href='");
if (item) {
html_attrf(item->util, rev);
} else {
dir = strrchr(path, '/');
if (dir)
dir++;
else
dir = path;
html_attrf(ctx.repo->module_link, dir, rev);
}
html("'>");
html_txt(path);
html("</a>");
} else {
html("<span");
if (class)
htmlf(" class='%s'", class);
html(">");
html_txt(path);
html("</span>");
}
html_txtf(" @ %.7s", rev);
if (item && tail)
path[len - 1] = tail;
}
const struct date_mode *cgit_date_mode(enum date_mode_type type)
{
static struct date_mode mode;
mode.type = type;
mode.local = ctx.cfg.local_time;
return &mode;
}
static void print_rel_date(time_t t, int tz, double value,
const char *class, const char *suffix)
{
htmlf("<span class='%s' title='", class);
html_attr(show_date(t, tz, cgit_date_mode(DATE_DOTTIME)));
htmlf("'>%.0f %s</span>", value, suffix);
}
void cgit_print_age(time_t t, int tz, time_t max_relative)
{
time_t now, secs;
if (!t)
return;
time(&now);
secs = now - t;
if (secs < 0)
secs = 0;
if (secs > max_relative && max_relative >= 0) {
html("<span title='");
html_attr(show_date(t, tz, cgit_date_mode(DATE_DOTTIME)));
html("'>");
html_txt(show_date(t, tz, cgit_date_mode(DATE_SHORT)));
html("</span>");
return;
}
if (secs < TM_HOUR * 2) {
print_rel_date(t, tz, secs * 1.0 / TM_MIN, "age-mins", "min.");
return;
}
if (secs < TM_DAY * 2) {
print_rel_date(t, tz, secs * 1.0 / TM_HOUR, "age-hours", "hours");
return;
}
if (secs < TM_WEEK * 2) {
print_rel_date(t, tz, secs * 1.0 / TM_DAY, "age-days", "days");
return;
}
if (secs < TM_MONTH * 2) {
print_rel_date(t, tz, secs * 1.0 / TM_WEEK, "age-weeks", "weeks");
return;
}
if (secs < TM_YEAR * 2) {
print_rel_date(t, tz, secs * 1.0 / TM_MONTH, "age-months", "months");
return;
}
print_rel_date(t, tz, secs * 1.0 / TM_YEAR, "age-years", "years");
}
void cgit_print_http_headers(void)
{
if (ctx.env.no_http && !strcmp(ctx.env.no_http, "1"))
return;
if (ctx.page.status)
htmlf("Status: %d %s\n", ctx.page.status, ctx.page.statusmsg);
if (ctx.page.mimetype && ctx.page.charset)
htmlf("Content-Type: %s; charset=%s\n", ctx.page.mimetype,
ctx.page.charset);
else if (ctx.page.mimetype)
htmlf("Content-Type: %s\n", ctx.page.mimetype);
if (ctx.page.size)
htmlf("Content-Length: %zd\n", ctx.page.size);
if (ctx.page.filename) {
html("Content-Disposition: inline; filename=\"");
html_header_arg_in_quotes(ctx.page.filename);
html("\"\n");
}
if (!ctx.env.authenticated)
html("Cache-Control: no-cache, no-store\n");
htmlf("Last-Modified: %s\n", http_date(ctx.page.modified));
htmlf("Expires: %s\n", http_date(ctx.page.expires));
if (ctx.page.etag)
htmlf("ETag: \"%s\"\n", ctx.page.etag);
html("\n");
if (ctx.env.request_method && !strcmp(ctx.env.request_method, "HEAD"))
exit(0);
}
void cgit_redirect(const char *url, bool permanent)
{
htmlf("Status: %d %s\n", permanent ? 301 : 302, permanent ? "Moved" : "Found");
html("Location: ");
html_url_path(url);
html("\n\n");
}
static void print_rel_vcs_link(const char *url)
{
html("<link rel='vcs-git' href='");
html_attr(url);
html("' title='");
html_attr(ctx.repo->name);
html(" Git repository'/>\n");
}
void cgit_print_docstart(void)
{
char *host = cgit_hosturl();
if (ctx.cfg.embedded) {
if (ctx.cfg.header)
html_include(ctx.cfg.header);
return;
}
html(cgit_doctype);
html("<html lang='en'>\n");
html("<head>\n");
html("<title>");
html_txt(ctx.page.title);
html("</title>\n");
htmlf("<meta name='generator' content='cgit %s'/>\n", cgit_version);
if (ctx.cfg.robots && *ctx.cfg.robots)
htmlf("<meta name='robots' content='%s'/>\n", ctx.cfg.robots);
html("<link rel='stylesheet' type='text/css' href='");
html_attr(ctx.cfg.css);
html("'/>\n");
if (ctx.cfg.favicon) {
html("<link rel='shortcut icon' href='");
html_attr(ctx.cfg.favicon);
html("'/>\n");
}
if (host && ctx.repo && ctx.qry.head) {
char *fileurl;
struct strbuf sb = STRBUF_INIT;
strbuf_addf(&sb, "h=%s", ctx.qry.head);
html("<link rel='alternate' title='Atom feed' href='");
html(cgit_httpscheme());
html_attr(host);
fileurl = cgit_fileurl(ctx.repo->url, "atom", ctx.qry.vpath,
sb.buf);
html_attr(fileurl);
html("' type='application/atom+xml'/>\n");
strbuf_release(&sb);
free(fileurl);
}
if (ctx.repo)
cgit_add_clone_urls(print_rel_vcs_link);
if (ctx.cfg.head_include)
html_include(ctx.cfg.head_include);
if (ctx.repo && ctx.repo->extra_head_content)
html(ctx.repo->extra_head_content);
html("</head>\n");
html("<body>\n");
if (ctx.cfg.header)
html_include(ctx.cfg.header);
free(host);
}
void cgit_print_docend(void)
{
html("</div> <!-- class=content -->\n");
if (ctx.cfg.embedded) {
html("</div> <!-- id=cgit -->\n");
if (ctx.cfg.footer)
html_include(ctx.cfg.footer);
return;
}
if (ctx.cfg.footer)
html_include(ctx.cfg.footer);
else {
htmlf("<div class='footer'>generated by <a href='https://git.zx2c4.com/cgit/about/'>cgit %s</a> "
"(<a href='https://git-scm.com/'>git %s</a>) at ", cgit_version, git_version_string);
html_txt(show_date(time(NULL), 0, cgit_date_mode(DATE_DOTTIME)));
html("</div>\n");
}
html("</div> <!-- id=cgit -->\n");
html("</body>\n</html>\n");
}
void cgit_print_error_page(int code, const char *msg, const char *fmt, ...)
{
va_list ap;
ctx.page.expires = ctx.cfg.cache_dynamic_ttl;
ctx.page.status = code;
ctx.page.statusmsg = msg;
cgit_print_layout_start();
va_start(ap, fmt);
cgit_vprint_error(fmt, ap);
va_end(ap);
cgit_print_layout_end();
}
void cgit_print_layout_start(void)
{
cgit_print_http_headers();
cgit_print_docstart();
cgit_print_pageheader();
}
void cgit_print_layout_end(void)
{
cgit_print_docend();
}
static void add_clone_urls(void (*fn)(const char *), char *txt, char *suffix)
{
struct strbuf **url_list = strbuf_split_str(txt, ' ', 0);
int i;
for (i = 0; url_list[i]; i++) {
strbuf_rtrim(url_list[i]);
if (url_list[i]->len == 0)
continue;
if (suffix && *suffix)
strbuf_addf(url_list[i], "/%s", suffix);
fn(url_list[i]->buf);
}
strbuf_list_free(url_list);
}
void cgit_add_clone_urls(void (*fn)(const char *))
{
if (ctx.repo->clone_url)
add_clone_urls(fn, expand_macros(ctx.repo->clone_url), NULL);
else if (ctx.cfg.clone_prefix)
add_clone_urls(fn, ctx.cfg.clone_prefix, ctx.repo->url);
}
static int print_this_commit_option(void)
{
struct object_id oid;
if (get_oid(ctx.qry.head, &oid))
return 1;
html_option(oid_to_hex(&oid), "this commit", ctx.qry.head);
return 0;
}
static int print_branch_option(const char *refname, const struct object_id *oid,
int flags, void *cb_data)
{
char *name = (char *)refname;
html_option(name, name, ctx.qry.head);
return 0;
}
void cgit_add_hidden_formfields(int incl_head, int incl_search,
const char *page)
{
if (!ctx.cfg.virtual_root) {
struct strbuf url = STRBUF_INIT;
strbuf_addf(&url, "%s/%s", ctx.qry.repo, page);
if (ctx.qry.vpath)
strbuf_addf(&url, "/%s", ctx.qry.vpath);
html_hidden("url", url.buf);
strbuf_release(&url);
}
if (incl_head && ctx.qry.head && ctx.repo->defbranch &&
strcmp(ctx.qry.head, ctx.repo->defbranch))
html_hidden("h", ctx.qry.head);
if (ctx.qry.oid)
html_hidden("id", ctx.qry.oid);
if (ctx.qry.oid2)
html_hidden("id2", ctx.qry.oid2);
if (ctx.qry.showmsg)
html_hidden("showmsg", "1");
if (incl_search) {
if (ctx.qry.grep)
html_hidden("qt", ctx.qry.grep);
if (ctx.qry.search)
html_hidden("q", ctx.qry.search);
}
}
static const char *hc(const char *page)
{
if (!ctx.qry.page)
return NULL;
return strcmp(ctx.qry.page, page) ? NULL : "active";
}
static void cgit_print_path_crumbs(char *path)
{
char *old_path = ctx.qry.path;
char *p = path, *q, *end = path + strlen(path);
int levels = 0;
ctx.qry.path = NULL;
cgit_self_link("root", NULL, NULL);
ctx.qry.path = p = path;
while (p < end) {
if (!(q = strchr(p, '/')) || levels > 15)
q = end;
*q = '\0';
html_txt("/");
cgit_self_link(p, NULL, NULL);
if (q < end)
*q = '/';
p = q + 1;
++levels;
}
ctx.qry.path = old_path;
}
static void print_header(void)
{
char *logo = NULL, *logo_link = NULL;
html("<table id='header'>\n");
html("<tr>\n");
if (ctx.repo && ctx.repo->logo && *ctx.repo->logo)
logo = ctx.repo->logo;
else
logo = ctx.cfg.logo;
if (ctx.repo && ctx.repo->logo_link && *ctx.repo->logo_link)
logo_link = ctx.repo->logo_link;
else
logo_link = ctx.cfg.logo_link;
if (logo && *logo) {
html("<td class='logo' rowspan='2'><a href='");
if (logo_link && *logo_link)
html_attr(logo_link);
else
html_attr(cgit_rooturl());
html("'><img src='");
html_attr(logo);
html("' alt='cgit logo'/></a></td>\n");
}
html("<td class='main'>");
if (ctx.repo) {
cgit_summary_link(ctx.repo->name, ctx.repo->name, NULL, NULL);
if (ctx.env.authenticated) {
html("</td><td class='form'>");
html("<form method='get'>\n");
cgit_add_hidden_formfields(0, 1, ctx.qry.page);
html("<select name='h' onchange='this.form.submit();'>\n");
print_this_commit_option();
html("<optgroup label='branches'>");
for_each_branch_ref(print_branch_option, ctx.qry.head);
if (ctx.repo->enable_remote_branches)
for_each_remote_ref(print_branch_option, ctx.qry.head);
html("</optgroup>");
html("</select> ");
html("<input type='submit' value='switch'/>");
html("</form>");
}
} else
html_txt(ctx.cfg.root_title);
html("</td></tr>\n");
html("<tr><td class='sub'>");
if (ctx.repo) {
html_txt(ctx.repo->desc);
html("</td><td class='sub right'>");
html_txt(ctx.repo->owner);
} else {
if (ctx.cfg.root_desc)
html_txt(ctx.cfg.root_desc);
}
html("</td></tr></table>\n");
}
void cgit_print_pageheader(void)
{
html("<div id='cgit'>");
if (!ctx.env.authenticated || !ctx.cfg.noheader)
print_header();
html("<table class='tabs'><tr><td>\n");
if (ctx.env.authenticated && ctx.repo) {
if (ctx.repo->readme.nr) {
cgit_about_link("about", NULL, hc("about"), ctx.qry.head,
ctx.qry.oid, ctx.qry.vpath);
}
cgit_summary_link("summary", NULL, hc("summary"),
ctx.qry.head);
cgit_refs_link("refs", NULL, hc("refs"), ctx.qry.head,
ctx.qry.oid, NULL);
cgit_log_link("log", NULL, hc("log"), ctx.qry.head,
NULL, ctx.qry.vpath, 0, NULL, NULL,
ctx.qry.showmsg, ctx.qry.follow);
if (ctx.qry.page && !strcmp(ctx.qry.page, "blame"))
cgit_blame_link("blame", NULL, hc("blame"), ctx.qry.head,
ctx.qry.oid, ctx.qry.vpath);
else
cgit_tree_link("tree", NULL, hc("tree"), ctx.qry.head,
ctx.qry.oid, ctx.qry.vpath);
cgit_commit_link("commit", NULL, hc("commit"),
ctx.qry.head, ctx.qry.oid, ctx.qry.vpath);
cgit_diff_link("diff", NULL, hc("diff"), ctx.qry.head,
ctx.qry.oid, ctx.qry.oid2, ctx.qry.vpath);
if (ctx.repo->max_stats)
cgit_stats_link("stats", NULL, hc("stats"),
ctx.qry.head, ctx.qry.vpath);
if (ctx.repo->homepage) {
html("<a href='");
html_attr(ctx.repo->homepage);
html("'>homepage</a>");
}
html("</td><td class='form'>");
html("<form class='right' method='get' action='");
if (ctx.cfg.virtual_root) {
char *fileurl = cgit_fileurl(ctx.qry.repo, "log",
ctx.qry.vpath, NULL);
html_url_path(fileurl);
free(fileurl);
}
html("'>\n");
cgit_add_hidden_formfields(1, 0, "log");
html("<select name='qt'>\n");
html_option("grep", "log msg", ctx.qry.grep);
html_option("author", "author", ctx.qry.grep);
html_option("committer", "committer", ctx.qry.grep);
html_option("range", "range", ctx.qry.grep);
html("</select>\n");
html("<input class='txt' type='search' size='10' name='q' value='");
html_attr(ctx.qry.search);
html("'/>\n");
html("<input type='submit' value='search'/>\n");
html("</form>\n");
} else if (ctx.env.authenticated) {
char *currenturl = cgit_currenturl();
site_link(NULL, "index", NULL, hc("repolist"), NULL, NULL, 0, 1);
if (ctx.cfg.root_readme)
site_link("about", "about", NULL, hc("about"),
NULL, NULL, 0, 1);
html("</td><td class='form'>");
html("<form method='get' action='");
html_attr(currenturl);
html("'>\n");
html("<input type='search' name='q' size='10' value='");
html_attr(ctx.qry.search);
html("'/>\n");
html("<input type='submit' value='search'/>\n");
html("</form>");
free(currenturl);
}
html("</td></tr></table>\n");
if (ctx.env.authenticated && ctx.repo && ctx.qry.vpath) {
html("<div class='path'>");
html("path: ");
cgit_print_path_crumbs(ctx.qry.vpath);
if (ctx.cfg.enable_follow_links && !strcmp(ctx.qry.page, "log")) {
html(" (");
ctx.qry.follow = !ctx.qry.follow;
cgit_self_link(ctx.qry.follow ? "follow" : "unfollow",
NULL, NULL);
ctx.qry.follow = !ctx.qry.follow;
html(")");
}
html("</div>");
}
html("<div class='content'>");
}
void cgit_print_filemode(unsigned short mode)
{
if (S_ISDIR(mode))
html("d");
else if (S_ISLNK(mode))
html("l");
else if (S_ISGITLINK(mode))
html("m");
else
html("-");
html_fileperm(mode >> 6);
html_fileperm(mode >> 3);
html_fileperm(mode);
}
void cgit_compose_snapshot_prefix(struct strbuf *filename, const char *base,
const char *ref)
{
struct object_id oid;
/*
* Prettify snapshot names by stripping leading "v" or "V" if the tag
* name starts with {v,V}[0-9] and the prettify mapping is injective,
* i.e. each stripped tag can be inverted without ambiguities.
*/
if (get_oid(fmt("refs/tags/%s", ref), &oid) == 0 &&
(ref[0] == 'v' || ref[0] == 'V') && isdigit(ref[1]) &&
((get_oid(fmt("refs/tags/%s", ref + 1), &oid) == 0) +
(get_oid(fmt("refs/tags/v%s", ref + 1), &oid) == 0) +
(get_oid(fmt("refs/tags/V%s", ref + 1), &oid) == 0) == 1))
ref++;
strbuf_addf(filename, "%s-%s", base, ref);
}
void cgit_print_snapshot_links(const struct cgit_repo *repo, const char *ref,
const char *separator)
{
const struct cgit_snapshot_format *f;
struct strbuf filename = STRBUF_INIT;
const char *basename;
size_t prefixlen;
basename = cgit_snapshot_prefix(repo);
if (starts_with(ref, basename))
strbuf_addstr(&filename, ref);
else
cgit_compose_snapshot_prefix(&filename, basename, ref);
prefixlen = filename.len;
for (f = cgit_snapshot_formats; f->suffix; f++) {
if (!(repo->snapshots & cgit_snapshot_format_bit(f)))
continue;
strbuf_setlen(&filename, prefixlen);
strbuf_addstr(&filename, f->suffix);
cgit_snapshot_link(filename.buf, NULL, NULL, NULL, NULL,
filename.buf);
if (cgit_snapshot_get_sig(ref, f)) {
strbuf_addstr(&filename, ".asc");
html(" (");
cgit_snapshot_link("sig", NULL, NULL, NULL, NULL,
filename.buf);
html(")");
} else if (starts_with(f->suffix, ".tar") && cgit_snapshot_get_sig(ref, &cgit_snapshot_formats[0])) {
strbuf_setlen(&filename, strlen(filename.buf) - strlen(f->suffix));
strbuf_addstr(&filename, ".tar.asc");
html(" (");
cgit_snapshot_link("sig", NULL, NULL, NULL, NULL,
filename.buf);
html(")");
}
html(separator);
}
strbuf_release(&filename);
}
void cgit_set_title_from_path(const char *path)
{
struct strbuf sb = STRBUF_INIT;
const char *slash, *last_slash;
if (!path)
return;
for (last_slash = path + strlen(path); (slash = memrchr(path, '/', last_slash - path)) != NULL; last_slash = slash) {
strbuf_add(&sb, slash + 1, last_slash - slash - 1);
strbuf_addstr(&sb, " \xc2\xab ");
}
strbuf_add(&sb, path, last_slash - path);
strbuf_addf(&sb, " - %s", ctx.page.title);
ctx.page.title = strbuf_detach(&sb, NULL);
}
