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

225 lines
5.3 KiB

/*
Cgi/template routines for configuring non-wifi settings
*/
#include <esp8266.h>
#include <httpdespfs.h>
#include "cgi_term_cfg.h"
#include "persist.h"
#include "screen.h"
#include "helpers.h"
#define SET_REDIR_SUC "/cfg/term"
#define SET_REDIR_ERR SET_REDIR_SUC"?err="
/**
* Universal CGI endpoint to set Terminal params.
*/
httpd_cgi_state ICACHE_FLASH_ATTR
cgiTermCfgSetParams(HttpdConnData *connData)
{
char buff[50];
char redir_url_buf[100];
int32 n, w, h;
bool shall_clear_screen = false;
char *redir_url = redir_url_buf;
redir_url += sprintf(redir_url, SET_REDIR_ERR);
// we'll test if anything was printed by looking for \0 in failed_keys_buf
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("term_width")) {
dbg("Default screen width: %s", buff);
w = atoi(buff);
if (w > 1) {
if (GET_ARG("term_height")) {
dbg("Default screen height: %s", buff);
h = atoi(buff);
if (h > 1) {
if (w * h <= MAX_SCREEN_SIZE) {
if (termconf->width != w || termconf->height != h) {
termconf->width = w;
termconf->height = h;
shall_clear_screen = true;
}
} else {
warn("Bad dimensions: %d x %d (total %d)", w, h, w*h);
redir_url += sprintf(redir_url, "term_width,term_height,");
}
} else {
warn("Bad height: \"%s\"", buff);
redir_url += sprintf(redir_url, "term_width,");
}
} else {
warn("Missing height arg!");
// this wont happen normally when the form is used
redir_url += sprintf(redir_url, "term_width,term_height,");
}
} else {
warn("Bad width: \"%s\"", buff);
redir_url += sprintf(redir_url, "term_width,");
}
}
if (GET_ARG("default_bg")) {
dbg("Screen default BG: %s", buff);
n = atoi(buff);
if (n >= 0 && n < 16) {
if (termconf->default_bg != n) {
termconf->default_bg = (u8) n;
shall_clear_screen = true;
}
} else {
warn("Bad color %s", buff);
redir_url += sprintf(redir_url, "default_bg,");
}
}
if (GET_ARG("parser_tout_ms")) {
dbg("Parser timeout: %s ms", buff);
n = atoi(buff);
if (n >= 0) {
termconf->parser_tout_ms = n;
} else {
warn("Bad timeout %s", buff);
redir_url += sprintf(redir_url, "parser_tout_ms,");
}
}
if (GET_ARG("display_tout_ms")) {
dbg("Display update idle timeout: %s ms", buff);
n = atoi(buff);
if (n >= 0) {
termconf->display_tout_ms = n;
} else {
warn("Bad timeout %s", buff);
redir_url += sprintf(redir_url, "display_tout_ms,");
}
}
if (GET_ARG("fn_alt_mode")) {
dbg("FN alt mode: %s", buff);
n = atoi(buff);
termconf->fn_alt_mode = (bool)n;
}
if (GET_ARG("default_fg")) {
dbg("Screen default FG: %s", buff);
n = atoi(buff);
if (n >= 0 && n < 16) {
if (termconf->default_fg != n) {
termconf->default_fg = (u8) n;
shall_clear_screen = true;
}
} else {
warn("Bad color %s", buff);
redir_url += sprintf(redir_url, "default_fg,");
}
}
if (GET_ARG("theme")) {
dbg("Screen color theme: %s", buff);
n = atoi(buff);
if (n >= 0 && n <= 5) { // ALWAYS ADJUST WHEN ADDING NEW THEME!
termconf->theme = (u8) n;
} else {
warn("Bad theme num: %s", buff);
redir_url += sprintf(redir_url, "theme,");
}
}
if (GET_ARG("term_title")) {
dbg("Terminal title default text: \"%s\"", buff);
strncpy_safe(termconf->title, buff, 64); // ATTN those must match the values in
}
for (int i = 1; i <= 5; i++) {
sprintf(buff, "btn%d", i);
if (GET_ARG(buff)) {
dbg("Button%d default text: \"%s\"", i, buff);
strncpy_safe(termconf->btn[i-1], buff, TERM_BTN_LEN);
}
}
if (redir_url_buf[strlen(SET_REDIR_ERR)] == 0) {
// All was OK
info("Set term params - success, saving...");
persist_store();
if (shall_clear_screen) {
terminal_apply_settings();
} else {
terminal_apply_settings_noclear();
}
httpdRedirect(connData, SET_REDIR_SUC);
} else {
warn("Some settings did not validate, asking for correction");
// Some errors, appended to the URL as ?err=
httpdRedirect(connData, redir_url_buf);
}
return HTTPD_CGI_DONE;
}
httpd_cgi_state ICACHE_FLASH_ATTR
tplTermCfg(HttpdConnData *connData, char *token, void **arg)
{
#define BUFLEN TERM_TITLE_LEN
char buff[BUFLEN];
char buff2[10];
if (token == NULL) {
// We're done
return HTTPD_CGI_DONE;
}
strcpy(buff, ""); // fallback
if (streq(token, "term_width")) {
sprintf(buff, "%d", termconf->width);
}
else if (streq(token, "term_height")) {
sprintf(buff, "%d", termconf->height);
}
else if (streq(token, "parser_tout_ms")) {
sprintf(buff, "%d", termconf->parser_tout_ms);
}
else if (streq(token, "display_tout_ms")) {
sprintf(buff, "%d", termconf->display_tout_ms);
}
else if (streq(token, "fn_alt_mode")) {
sprintf(buff, "%d", (int)termconf->fn_alt_mode);
}
else if (streq(token, "theme")) {
sprintf(buff, "%d", termconf->theme);
}
else if (streq(token, "default_bg")) {
sprintf(buff, "%d", termconf->default_bg);
}
else if (streq(token, "default_fg")) {
sprintf(buff, "%d", termconf->default_fg);
}
else if (streq(token, "term_title")) {
strncpy_safe(buff, termconf->title, BUFLEN);
}
else {
for (int i = 1; i <= 5; i++) {
sprintf(buff2, "btn%d", i);
if (streq(token, buff2)) {
strncpy_safe(buff, termconf->btn[i-1], BUFLEN);
break;
}
}
}
tplSend(connData, buff, -1);
return HTTPD_CGI_DONE;
}