static void
resp_bad(void)
{
resp_begin_html(500, "Internal Server Error");
puts("<P>Generic badness happened.</P>");
resp_end_html();
}
static void
pg_error_internal(void)
{
resp_begin_html(500, "Internal Server Error");
puts("<P>Internal Server Error</P>");
resp_end_html();
}
static void
resp_baddb(void)
{
resp_begin_html(500, "Internal Server Error");
puts("<P>Your database is broken.</P>");
resp_end_html();
}
static void
resp_index(const struct req *req)
{
resp_begin_html(200, NULL);
resp_searchform(req);
resp_end_html();
}
static void
pg_noresult(const struct req *req, const char *msg)
{
resp_begin_html(200, NULL);
resp_searchform(req);
puts("<P>");
puts(msg);
puts("</P>");
resp_end_html();
}
static void
pg_show(struct req *req, const char *fullpath)
{
char *manpath;
const char *file;
if ((file = strchr(fullpath, '/')) == NULL) {
pg_error_badrequest(
"You did not specify a page to show.");
return;
}
manpath = mandoc_strndup(fullpath, file - fullpath);
file++;
if ( ! validate_manpath(req, manpath)) {
pg_error_badrequest(
"You specified an invalid manpath.");
free(manpath);
return;
}
/*
* Begin by chdir()ing into the manpath.
* This way we can pick up the database files, which are
* relative to the manpath root.
*/
if (chdir(manpath) == -1) {
fprintf(stderr, "chdir %s: %s\n",
manpath, strerror(errno));
pg_error_internal();
free(manpath);
return;
}
if (strcmp(manpath, "mandoc")) {
free(req->q.manpath);
req->q.manpath = manpath;
} else
free(manpath);
if ( ! validate_filename(file)) {
pg_error_badrequest(
"You specified an invalid manual file.");
return;
}
resp_begin_html(200, NULL);
resp_searchform(req);
resp_show(req, file);
resp_end_html();
}
static void
pg_error_badrequest(const char *msg)
{
resp_begin_html(400, "Bad Request");
puts("<H1>Bad Request</H1>\n"
"<P>\n");
puts(msg);
printf("Try again from the\n"
"<A HREF=\"%s\">main page</A>.\n"
"</P>", scriptname);
resp_end_html();
}
static void
pg_error_badrequest(const char *msg)
{
resp_begin_html(400, "Bad Request");
puts("<h1>Bad Request</h1>\n"
"<p>\n");
puts(msg);
printf("Try again from the\n"
"<a href=\"/%s\">main page</a>.\n"
"</p>", scriptname);
resp_end_html();
}
static void
resp_error400(void)
{
resp_begin_html(400, "Query Malformed");
printf("<H1>Malformed Query</H1>\n"
"<P>\n"
"The query your entered was malformed.\n"
"Try again from the\n"
"<A HREF=\"%s/index.html\">main page</A>.\n"
"</P>", progname);
resp_end_html();
}
static void
pg_index(const struct req *req)
{
resp_begin_html(200, NULL);
resp_searchform(req);
printf("<P>\n"
"This web interface is documented in the\n"
"<A HREF=\"%s/mandoc/man8/man.cgi.8\">man.cgi</A>\n"
"manual, and the\n"
"<A HREF=\"%s/mandoc/man1/apropos.1\">apropos</A>\n"
"manual explains the query syntax.\n"
"</P>\n",
scriptname, scriptname);
resp_end_html();
}
static void
pg_index(const struct req *req)
{
resp_begin_html(200, NULL);
resp_searchform(req, FOCUS_QUERY);
printf("<p>\n"
"This web interface is documented in the\n"
"<a href=\"/%s%sman.cgi.8\">man.cgi(8)</a>\n"
"manual, and the\n"
"<a href=\"/%s%sapropos.1\">apropos(1)</a>\n"
"manual explains the query syntax.\n"
"</p>\n",
scriptname, *scriptname == '\0' ? "" : "/",
scriptname, *scriptname == '\0' ? "" : "/");
resp_end_html();
}
static void
resp_error404(const char *page)
{
resp_begin_html(404, "Not Found");
puts("<H1>Page Not Found</H1>\n"
"<P>\n"
"The page you're looking for, ");
printf("<B>");
html_print(page);
printf("</B>,\n"
"could not be found.\n"
"Try searching from the\n"
"<A HREF=\"%s/index.html\">main page</A>.\n"
"</P>", progname);
resp_end_html();
}
static void
pg_searchres(const struct req *req, struct manpage *r, size_t sz)
{
char *arch, *archend;
size_t i, iuse, isec;
int archprio, archpriouse;
int prio, priouse;
char sec;
for (i = 0; i < sz; i++) {
if (validate_filename(r[i].file))
continue;
fprintf(stderr, "invalid filename %s in %s database\n",
r[i].file, req->q.manpath);
pg_error_internal();
return;
}
if (1 == sz) {
/*
* If we have just one result, then jump there now
* without any delay.
*/
printf("Status: 303 See Other\r\n");
printf("Location: http://%s%s/%s/%s?",
HTTP_HOST, scriptname, req->q.manpath, r[0].file);
http_printquery(req, "&");
printf("\r\n"
"Content-Type: text/html; charset=utf-8\r\n"
"\r\n");
return;
}
resp_begin_html(200, NULL);
resp_searchform(req);
puts("<DIV CLASS=\"results\">");
puts("<TABLE>");
for (i = 0; i < sz; i++) {
printf("<TR>\n"
"<TD CLASS=\"title\">\n"
"<A HREF=\"%s/%s/%s?",
scriptname, req->q.manpath, r[i].file);
http_printquery(req, "&");
printf("\">");
html_print(r[i].names);
printf("</A>\n"
"</TD>\n"
"<TD CLASS=\"desc\">");
html_print(r[i].output);
puts("</TD>\n"
"</TR>");
}
puts("</TABLE>\n"
"</DIV>");
/*
* In man(1) mode, show one of the pages
* even if more than one is found.
*/
if (req->q.equal) {
puts("<HR>");
iuse = 0;
priouse = 10;
archpriouse = 3;
for (i = 0; i < sz; i++) {
isec = strcspn(r[i].file, "123456789");
sec = r[i].file[isec];
if ('\0' == sec)
continue;
prio = sec_prios[sec - '1'];
if (NULL == req->q.arch) {
archprio =
(NULL == (arch = strchr(
r[i].file + isec, '/'))) ? 3 :
(NULL == (archend = strchr(
arch + 1, '/'))) ? 0 :
strncmp(arch, "amd64/",
archend - arch) ? 2 : 1;
if (archprio < archpriouse) {
archpriouse = archprio;
priouse = prio;
iuse = i;
continue;
}
if (archprio > archpriouse)
continue;
}
if (prio >= priouse)
continue;
priouse = prio;
iuse = i;
}
resp_show(req, r[iuse].file);
}
resp_end_html();
}
static void
pg_searchres(const struct req *req, struct manpage *r, size_t sz)
{
char *arch, *archend;
const char *sec;
size_t i, iuse;
int archprio, archpriouse;
int prio, priouse;
for (i = 0; i < sz; i++) {
if (validate_filename(r[i].file))
continue;
warnx("invalid filename %s in %s database",
r[i].file, req->q.manpath);
pg_error_internal();
return;
}
if (req->isquery && sz == 1) {
/*
* If we have just one result, then jump there now
* without any delay.
*/
printf("Status: 303 See Other\r\n");
printf("Location: http://%s/%s%s%s/%s",
HTTP_HOST, scriptname,
*scriptname == '\0' ? "" : "/",
req->q.manpath, r[0].file);
printf("\r\n"
"Content-Type: text/html; charset=utf-8\r\n"
"\r\n");
return;
}
resp_begin_html(200, NULL);
resp_searchform(req,
req->q.equal || sz == 1 ? FOCUS_NONE : FOCUS_QUERY);
if (sz > 1) {
puts("<div class=\"results\">");
puts("<table>");
for (i = 0; i < sz; i++) {
printf("<tr>\n"
"<td class=\"title\">\n"
"<a href=\"/%s%s%s/%s",
scriptname, *scriptname == '\0' ? "" : "/",
req->q.manpath, r[i].file);
printf("\">");
html_print(r[i].names);
printf("</a>\n"
"</td>\n"
"<td class=\"desc\">");
html_print(r[i].output);
puts("</td>\n"
"</tr>");
}
puts("</table>\n"
"</div>");
}
/*
* In man(1) mode, show one of the pages
* even if more than one is found.
*/
if (req->q.equal || sz == 1) {
puts("<hr>");
iuse = 0;
priouse = 20;
archpriouse = 3;
for (i = 0; i < sz; i++) {
sec = r[i].file;
sec += strcspn(sec, "123456789");
if (sec[0] == '\0')
continue;
prio = sec_prios[sec[0] - '1'];
if (sec[1] != '/')
prio += 10;
if (req->q.arch == NULL) {
archprio =
((arch = strchr(sec + 1, '/'))
== NULL) ? 3 :
((archend = strchr(arch + 1, '/'))
== NULL) ? 0 :
strncmp(arch, "amd64/",
archend - arch) ? 2 : 1;
if (archprio < archpriouse) {
archpriouse = archprio;
priouse = prio;
iuse = i;
continue;
}
if (archprio > archpriouse)
continue;
}
if (prio >= priouse)
continue;
priouse = prio;
iuse = i;
}
resp_show(req, r[iuse].file);
}
resp_end_html();
}
static void
resp_search(struct res *r, size_t sz, void *arg)
{
size_t i, matched;
const struct req *req;
req = (const struct req *)arg;
if (sz > 0)
assert(req->q.manroot >= 0);
for (matched = i = 0; i < sz; i++)
if (r[i].matched)
matched++;
if (1 == matched) {
for (i = 0; i < sz; i++)
if (r[i].matched)
break;
/*
* If we have just one result, then jump there now
* without any delay.
*/
puts("Status: 303 See Other");
printf("Location: http://%s%s/show/%d/%u/%u.html?",
host, progname, req->q.manroot,
r[i].volume, r[i].rec);
http_printquery(req);
puts("\n"
"Content-Type: text/html; charset=utf-8\n");
return;
}
resp_begin_html(200, NULL);
resp_searchform(req);
puts("<DIV CLASS=\"results\">");
if (0 == matched) {
puts("<P>\n"
"No results found.\n"
"</P>\n"
"</DIV>");
resp_end_html();
return;
}
qsort(r, sz, sizeof(struct res), cmp);
puts("<TABLE>");
for (i = 0; i < sz; i++) {
if ( ! r[i].matched)
continue;
printf("<TR>\n"
"<TD CLASS=\"title\">\n"
"<A HREF=\"%s/show/%d/%u/%u.html?",
progname, req->q.manroot,
r[i].volume, r[i].rec);
html_printquery(req);
printf("\">");
html_print(r[i].title);
putchar('(');
html_print(r[i].cat);
if (r[i].arch && '\0' != *r[i].arch) {
putchar('/');
html_print(r[i].arch);
}
printf(")</A>\n"
"</TD>\n"
"<TD CLASS=\"desc\">");
html_print(r[i].desc);
puts("</TD>\n"
"</TR>");
}
puts("</TABLE>\n"
"</DIV>");
resp_end_html();
}
