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CONFIG_IP.ino
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CONFIG_IP.ino
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const char IPCONFIG[] PROGMEM = R"=====(
<body onload='showTable()'>
<script type="text/javascript">
function showTable() {
var tbl = document.getElementById('choice').value;
if (tbl == 'STAT') {
document.getElementById('tabel').style.display="block";
} else {
document.getElementById('tabel').style.display="none";
}
}
function submitF() {
document.getElementById('fM').submit();
}
</script>
<div id='msect'>
<ul> <li id="sub"><a href="#" onclick='submitF()'>save</a></li>
<li id='fright'><span class='close' onclick='cl();'>×</span></li>
</ul></div>
<div id='msect'><kop>IP ADDRESS SETTINGS</kop></div>
<div id='msect'>
<div class='divstijl' style='height:62vh;'><br><center>
<form id='fM' method='get' action='IPconfig' oninput='showSubmit();'>
<table><tr><td style='width:145px;'>IP configuration<td style='width:190px;'>
<select name='keuze' class='sb1' id='choice' onchange='showTable()'>
<option value="DHCP" option1>DHCP IP</option>
<option value="STAT" option2>STATIC IP</option>
</select>
</td></table>
<div id='tabel'><table>
<tr><td style='width:145px;'>IP address<td style='width:190px;'>
<input class='inp5' name='ip' placeholder='leeg = DHCP' value='{ip}' pattern = '^\b({patroon})([0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5])$' title='must be derived from ip router'>
</input></tr>
<tr><td>IP address router<td>
<input class='inp5' name='gw' value='{gw}' readonly></input></tr>
<tr><td>subnet mask<td>
<input class='inp5' name='sn' value='{sn}' readonly></input></tr>
</table>
</form>
<p>NOTE: a fixed IP has to be correct, or empty.</p></center>
</div>
</div>
</div>
</body></html>
)=====";
void zendPageIPconfig() {
//("we are now on zendPageIPconfig");
//loginAdmin(AsyncWebServerRequest *request);
toSend = FPSTR(HTML_HEAD);
toSend += FPSTR(IPCONFIG);
// see if we have a static, if so we put the select right and read the ip vars
if ( static_ip[0] == '\0' || static_ip[0] == '0' )
{
//DebugPrint("static_ip = "); //(String(static_ip));
//("no static ip");
toSend.replace("option}" , "selected" );
//if we hide the page there are no data put back, the will be saved as null
}
else
{
// we have a static ip so
//DebugPrint("static_ip = "); //(String(static_ip));
//("there is a static ip");
toSend.replace("option2" , "selected" );
}
//always put back the ip data
toSend.replace("{ip}" , String(static_ip) );
toSend.replace("{gw}" , WiFi.gatewayIP().toString().c_str() );
toSend.replace("{sn}" , WiFi.subnetMask().toString().c_str() );
// we construct the regex for static ip
String GateWay = WiFi.gatewayIP().toString();
//DebugPrint("gateway in ipconfig = "); //(GateWay);
int punt1 = GateWay.indexOf('.');
int punt2 = GateWay.indexOf('.', punt1+1);
int punt3 = GateWay.indexOf('.', punt2+1);
String deel_a=GateWay.substring(0, punt3+1);
//Serial.print("part_a = "); Serial.println(deel_a);
//st3l de regex samen als afgeleid van gateway
String patroon="(";
patroon += deel_a;
patroon += ")([0-9]{1,2}|1[0-9]{2}|2[0-4][0-9]|25[0-5])";
//Serial.print("patroon = "); Serial.print(patroon);
toSend.replace("{patroon}" , patroon);
// de melding bij verkeerd invullen
deel_a += "x";
toSend.replace("{title}" , deel_a);
}
void handleIPconfig(AsyncWebServerRequest *request) {
char static_ip2[16] = "";
IPAddress ipc = WiFi.gatewayIP();
String gwcheck = String(ipc[0]) + "." + String(ipc[1]) + "." + String(ipc[2]);
// almost impossible to enter a wrong IP. no need to check
// collect the serverarguments
strcpy( static_ip2, request->getParam("ip")->value().c_str() );
String ipcheck = String(static_ip2[0]) + "." + String(static_ip2[1]) + "." + String(static_ip2[2]);
//Serial.println(F("\ipcheck = " + ipcheck ));
String adres="";
String zin="";
bool reBoot = false;
bool leegmaken = false;
// see if dhcp is selected. if yes, empty static_ip2
String optie = request->getParam("keuze")->value();
//String optie = server.arg("keuze");
if ( optie == "DHCP") {
//DebugPrint("dhcp set, dropped static_ip, optie = ");
//(optie);
static_ip2[0] = '\0';
}
//we must chec if ip has changed, this influences the confirm page
//when dhcp static_ip is zeroed, so this is alway treu.
//how do we do this?
//We have the variable static_ip, we compare that with the supplied value
//If not equal, it has changed
String test1=String(static_ip);
String test2=String(static_ip2);
//DebugPrint("de teststrings zijn: ");
//DebugPrintln(test1);
//DebugPrintln(test2);
//("read the confirm page in toSend");
toSend = FPSTR(CONFIRM_IP);
if (String(static_ip) != String(static_ip2) )
{
//("the IP has changed");
//static_ip=static_ip2;
strcpy(static_ip, static_ip2);
// if an ip was entered we put the ip data in the confirmpage
if (static_ip[0] != '\0' && static_ip[0] != '0')
{
actionFlag = 10; // make it reboot in the loop
adres = String(static_ip);
//DebugPrint("the specified ip = "); //(adres);
zin = F("The entered IP is <strong><a href='http://{adres1}'>http://{adres2}</a></strong>");
zin += F("<br>Use the new IP adres in your browser or click the link.<br>");
zin += F("<br>This page will close after a few seconds...");
zin.replace("{adres1}" , adres);
zin.replace("{adres2}" , adres);
toSend.replace("#zin#" , zin);
toSend.replace("{adres0}" , adres); // the address in the settimeout
}
else
{
// if no ip is specified then we try to connect immediately
zin="IP not specified, this is unknown now !!<br><br>NOTE: the configuration modus (AP) is started<br>The led is lighted up. Connect to the AP<br>so you can find out the DHCP ip address.<br><br>You can close this page.<br><br></div>";
adres ="/";
actionFlag = 11; //makes it reboot in AP mode
toSend.replace("#zin#" , zin);
toSend.replace("{adres0}" , adres);
}
//now we show the confirmpage
}
//Serial.println("set actionFlag to " + String(actionFlag) );
request->send(200, "text/html", toSend);
//("IPconfig saved");
wifiConfigsave();
}