-/* $Id: cgi.c,v 1.155 2017/06/20 17:24:35 schwarze Exp $ */
+/* $Id: cgi.c,v 1.161 2018/10/19 21:10:56 schwarze Exp $ */
/*
* Copyright (c) 2011, 2012 Kristaps Dzonsons <kristaps@bsd.lv>
- * Copyright (c) 2014, 2015, 2016, 2017 Ingo Schwarze <schwarze@usta.de>
+ * Copyright (c) 2014, 2015, 2016, 2017, 2018 Ingo Schwarze <schwarze@usta.de>
*
* Permission to use, copy, modify, and distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
static void html_print(const char *);
static void html_putchar(char);
static int http_decode(char *);
+static void http_encode(const char *p);
static void parse_manpath_conf(struct req *);
static void parse_path_info(struct req *req, const char *path);
static void parse_query_string(struct req *, const char *);
static void resp_searchform(const struct req *, enum focus);
static void resp_show(const struct req *, const char *);
static void set_query_attr(char **, char **);
+static int validate_arch(const char *);
static int validate_filename(const char *);
static int validate_manpath(const struct req *, const char *);
static int validate_urifrag(const char *);
return 1;
}
+static void
+http_encode(const char *p)
+{
+ for (; *p != '\0'; p++) {
+ if (isalnum((unsigned char)*p) == 0 &&
+ strchr("-._~", *p) == NULL)
+ printf("%%%02.2X", (unsigned char)*p);
+ else
+ putchar(*p);
+ }
+}
+
static void
resp_begin_http(int code, const char *msg)
{
"<html>\n"
"<head>\n"
" <meta charset=\"UTF-8\"/>\n"
+ " <meta name=\"viewport\""
+ " content=\"width=device-width, initial-scale=1.0\">\n"
" <link rel=\"stylesheet\" href=\"%s/mandoc.css\""
" type=\"text/css\" media=\"all\">\n"
" <title>",
/* Write query input box. */
- printf(" <input type=\"text\" name=\"query\" value=\"");
+ printf(" <input type=\"search\" name=\"query\" value=\"");
if (req->q.query != NULL)
html_print(req->q.query);
printf( "\" size=\"40\"");
printf(" selected=\"selected\"");
puts(">All Architectures</option>");
for (i = 0; i < arch_MAX; i++) {
- printf(" <option value=\"%s\"", arch_names[i]);
+ printf(" <option");
if (NULL != req->q.arch &&
0 == strcmp(arch_names[i], req->q.arch))
printf(" selected=\"selected\"");
if (req->psz > 1) {
puts(" <select name=\"manpath\">");
for (i = 0; i < (int)req->psz; i++) {
- printf(" <option ");
+ printf(" <option");
if (strcmp(req->q.manpath, req->p[i]) == 0)
- printf("selected=\"selected\" ");
- printf("value=\"");
- html_print(req->p[i]);
- printf("\">");
+ printf(" selected=\"selected\"");
+ printf(">");
html_print(req->p[i]);
puts("</option>");
}
return 0;
}
+static int
+validate_arch(const char *arch)
+{
+ int i;
+
+ for (i = 0; i < arch_MAX; i++)
+ if (strcmp(arch, arch_names[i]) == 0)
+ return 1;
+
+ return 0;
+}
+
static int
validate_filename(const char *file)
{
printf("%s/", req->q.manpath);
if (req->q.arch != NULL)
printf("%s/", req->q.arch);
- printf("%s", name);
- if (req->q.sec != NULL)
- printf(".%s", req->q.sec);
+ http_encode(name);
+ if (req->q.sec != NULL) {
+ putchar('.');
+ http_encode(req->q.sec);
+ }
printf("\r\nContent-Type: text/html; charset=utf-8\r\n\r\n");
}
mchars_alloc();
mp = mparse_alloc(MPARSE_SO | MPARSE_UTF8 | MPARSE_LATIN1,
- MANDOCLEVEL_BADARG, NULL, req->q.manpath);
+ MANDOCERR_MAX, NULL, MANDOC_OS_OTHER, req->q.manpath);
mparse_readfd(mp, fd, file);
close(fd);
memset(&conf, 0, sizeof(conf));
conf.fragment = 1;
conf.style = mandoc_strdup(CSS_DIR "/mandoc.css");
+ conf.toc = 1;
usepath = strcmp(req->q.manpath, req->p[0]);
mandoc_asprintf(&conf.man, "/%s%s%s%s%%N.%%S",
scriptname, *scriptname == '\0' ? "" : "/",
return EXIT_FAILURE;
}
- if ( ! (NULL == req.q.arch || validate_urifrag(req.q.arch))) {
+ if (req.q.arch != NULL && validate_arch(req.q.arch) == 0) {
pg_error_badrequest(
"You specified an invalid architecture.");
return EXIT_FAILURE;
}
/*
- * If PATH_INFO is not a file name, translate it to a query.
+ * Translate PATH_INFO to a query.
*/
static void
parse_path_info(struct req *req, const char *path)
{
- char *dir[4];
- int i;
+ const char *name, *sec, *end;
req->isquery = 0;
req->q.equal = 1;
- req->q.manpath = mandoc_strdup(path);
+ req->q.manpath = NULL;
req->q.arch = NULL;
/* Mandatory manual page name. */
- if ((req->q.query = strrchr(req->q.manpath, '/')) == NULL) {
- req->q.query = req->q.manpath;
- req->q.manpath = NULL;
- } else
- *req->q.query++ = '\0';
+ if ((name = strrchr(path, '/')) == NULL)
+ name = path;
+ else
+ name++;
/* Optional trailing section. */
- if ((req->q.sec = strrchr(req->q.query, '.')) != NULL) {
- if(isdigit((unsigned char)req->q.sec[1])) {
- *req->q.sec++ = '\0';
- req->q.sec = mandoc_strdup(req->q.sec);
- } else
- req->q.sec = NULL;
+ sec = strrchr(name, '.');
+ if (sec != NULL && isdigit((unsigned char)*++sec)) {
+ req->q.query = mandoc_strndup(name, sec - name - 1);
+ req->q.sec = mandoc_strdup(sec);
+ } else {
+ req->q.query = mandoc_strdup(name);
+ req->q.sec = NULL;
}
/* Handle the case of name[.section] only. */
- if (req->q.manpath == NULL)
+ if (name == path)
return;
- req->q.query = mandoc_strdup(req->q.query);
-
- /* Split directory components. */
- dir[i = 0] = req->q.manpath;
- while ((dir[i + 1] = strchr(dir[i], '/')) != NULL) {
- if (++i == 3) {
- pg_error_badrequest(
- "You specified too many directory components.");
- exit(EXIT_FAILURE);
- }
- *dir[i]++ = '\0';
- }
/* Optional manpath. */
- if ((i = validate_manpath(req, req->q.manpath)) == 0)
+ end = strchr(path, '/');
+ req->q.manpath = mandoc_strndup(path, end - path);
+ if (validate_manpath(req, req->q.manpath)) {
+ path = end + 1;
+ if (name == path)
+ return;
+ } else {
+ free(req->q.manpath);
req->q.manpath = NULL;
- else if (dir[1] == NULL)
- return;
+ }
/* Optional section. */
- if (strncmp(dir[i], "man", 3) == 0) {
+ if (strncmp(path, "man", 3) == 0) {
+ path += 3;
+ end = strchr(path, '/');
free(req->q.sec);
- req->q.sec = mandoc_strdup(dir[i++] + 3);
+ req->q.sec = mandoc_strndup(path, end - path);
+ path = end + 1;
+ if (name == path)
+ return;
}
- if (dir[i] == NULL) {
- if (req->q.manpath == NULL)
- free(dir[0]);
- return;
+
+ /* Optional architecture. */
+ end = strchr(path, '/');
+ if (end + 1 != name) {
+ pg_error_badrequest(
+ "You specified too many directory components.");
+ exit(EXIT_FAILURE);
}
- if (dir[i + 1] != NULL) {
+ req->q.arch = mandoc_strndup(path, end - path);
+ if (validate_arch(req->q.arch) == 0) {
pg_error_badrequest(
"You specified an invalid directory component.");
exit(EXIT_FAILURE);
}
-
- /* Optional architecture. */
- if (i) {
- req->q.arch = mandoc_strdup(dir[i]);
- if (req->q.manpath == NULL)
- free(dir[0]);
- } else
- req->q.arch = dir[0];
}
/*
git.ckatri.com / mandoc.git / blobdiff