ESPTerm - ESP8266 terminal emulator. Branches: [master] patches, [work] next release
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espterm-firmware/user/cgi_persist.c

209 lines
5.0 KiB

/*
Cgi/template routines for configuring non-wifi settings
*/
#include <esp8266.h>
#include "cgi_persist.h"
#include "persist.h"
#include "helpers.h"
#include "cgi_logging.h"
#include "version.h"
#include "screen.h"
#include "config_xmacros.h"
#define SET_REDIR_SUC "/cfg/system"
static bool ICACHE_FLASH_ATTR
verify_admin_pw(const char *pw)
{
return streq(pw, persist.admin.pw);
}
httpd_cgi_state ICACHE_FLASH_ATTR
cgiPersistWriteDefaults(HttpdConnData *connData)
{
char buff[PASSWORD_LEN];
if (connData->conn == NULL) {
//Connection aborted. Clean up.
return HTTPD_CGI_DONE;
}
// width and height must always go together so we can do max size validation
if (GET_ARG("pw")) {
cgi_dbg("Entered password for admin: %s", buff);
if (verify_admin_pw(buff)) {
cgi_dbg("pw is OK");
persist_set_as_default();
httpdRedirect(connData, SET_REDIR_SUC "?msg=Default%20settings%20updated.");
return HTTPD_CGI_DONE;
}
// if pw failed, show the same error as if it's wrong
}
httpdRedirect(connData, SET_REDIR_SUC "?err=Password"); // this will show in the "validation errors" box
return HTTPD_CGI_DONE;
}
httpd_cgi_state ICACHE_FLASH_ATTR
cgiPersistRestoreDefaults(HttpdConnData *connData)
{
if (connData->conn == NULL) {
//Connection aborted. Clean up.
return HTTPD_CGI_DONE;
}
persist_restore_default();
httpdRedirect(connData, SET_REDIR_SUC "?msg=All%20settings%20restored%20to%20saved%20defaults.");
return HTTPD_CGI_DONE;
}
httpd_cgi_state ICACHE_FLASH_ATTR
cgiPersistRestoreHard(HttpdConnData *connData)
{
if (connData->conn == NULL) {
//Connection aborted. Clean up.
return HTTPD_CGI_DONE;
}
// this only changes live settings (and persists it)
// Defaults are not changed.
persist_load_hard_default();
httpdRedirect(connData, SET_REDIR_SUC "?msg=All%20settings%20restored%20to%20factory%20defaults.");
return HTTPD_CGI_DONE;
}
#define httpdSend_orDie(conn, data, len) do { if (!httpdSend((conn), (data), (len))) return false; } while (0)
/* encode for double-quoted string */
int ICACHE_FLASH_ATTR httpdSend_dblquot(HttpdConnData *conn, const char *data, int len)
{
int start = 0, end = 0;
char c;
if (conn->conn==NULL) return 0;
if (len < 0) len = (int) strlen(data);
if (len==0) return 0;
for (end = 0; end < len; end++) {
c = data[end];
if (c == 0) {
// we found EOS
break;
}
if (c == '"' || c == '\'' || c == '\\' || c == '\n' || c == '\r' || c == '\x1b') {
if (start < end) httpdSend_orDie(conn, data + start, end - start);
start = end + 1;
}
if (c == '"') httpdSend_orDie(conn, "\\\"", 2);
else if (c == '\'') httpdSend_orDie(conn, "\\'", 2);
else if (c == '\\') httpdSend_orDie(conn, "\\\\", 2);
else if (c == '\n') httpdSend_orDie(conn, "\\n", 2);
else if (c == '\r') httpdSend_orDie(conn, "\\r", 2);
else if (c == '\x1b') httpdSend_orDie(conn, "\\e", 2);
}
if (start < end) httpdSend_orDie(conn, data + start, end - start);
return 1;
}
/**
* Export settings to INI
*
* @param connData
* @return status
*/
httpd_cgi_state ICACHE_FLASH_ATTR
cgiPersistExport(HttpdConnData *connData)
{
char buff[256];
u8 mac[6];
int step = (int) connData->cgiData;
if (connData->conn == NULL) {
//Connection aborted. Clean up.
return HTTPD_CGI_DONE;
}
if (step == 0) {
wifi_get_macaddr(SOFTAP_IF, mac);
sprintf(buff, "attachment; filename=ESPTerm_%02X%02X%02X_%s.ini",
mac[3], mac[4], mac[5], FW_VERSION);
httpdStartResponse(connData, 200);
httpdHeader(connData, "Content-Disposition", buff);
httpdHeader(connData, "Content-Type", "text/plain");
httpdEndHeaders(connData);
sprintf(buff, "# == ESPTerm config export ==\r\n"
"# Device: %02X%02X%02X - %s\r\n"
"# Version: %s\r\n",
mac[3], mac[4], mac[5],
termconf->title,
FW_VERSION);
httpdSend(connData, buff, -1);
}
bool quoted;
#define X(type, name, suffix, deref, xget, xset, xsarg, xnotify, allow) \
if (allow) { \
xget(buff, deref XSTRUCT->name); \
\
quoted = false; \
quoted |= streq(#type, "char"); \
quoted |= streq(#type, "uchar"); \
if (strstarts(#name, "bm")) quoted=false; \
\
httpdSend(connData, "\r\n"#name " = ", -1); \
if (quoted) { \
httpdSend(connData, "\"", 1); \
httpdSend_dblquot(connData, buff, -1); \
httpdSend(connData, "\"", 1); \
} else { \
httpdSend(connData, buff, -1); \
} \
}
#define admin 1
#define tpl 1
if (step == 1) {
httpdSend(connData, "\r\n[system]", -1);
#define XSTRUCT sysconf
XTABLE_SYSCONF
#undef XSTRUCT
httpdSend(connData, "\r\n", -1);
}
if (step == 2) {
httpdSend(connData, "\r\n[wifi]", -1);
#define XSTRUCT wificonf
XTABLE_WIFICONF
#undef XSTRUCT
httpdSend(connData, "\r\n", -1);
}
if (step == 3) {
httpdSend(connData, "\r\n[terminal]", -1);
#define XSTRUCT termconf
XTABLE_TERMCONF
#undef XSTRUCT
httpdSend(connData, "\r\n", -1);
return HTTPD_CGI_DONE;
}
#undef X
connData->cgiData = (void *) (step + 1);
return HTTPD_CGI_MORE;
}