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CaptivePortalAdvanced: Fix compatibility with Android #5069

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merged 6 commits into from
Feb 5, 2019
Merged

CaptivePortalAdvanced: Fix compatibility with Android #5069

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d84a8d4
CaptivePortalAdvanced: Fix compatibility with Android
EngelthalerZAT Aug 4, 2018
a162388
Merge branch 'master' into master
d-a-v Oct 8, 2018
cee475b
Merge branch 'master' into master
d-a-v Jan 9, 2019
de73fcc
Merge branch 'master' into master
d-a-v Feb 4, 2019
d77125b
Merge branch 'master' into master
d-a-v Feb 4, 2019
fc61473
Merge branch 'master' into master
d-a-v Feb 5, 2019
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114 changes: 58 additions & 56 deletions libraries/DNSServer/examples/CaptivePortalAdvanced/handleHttp.ino
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Original file line number Diff line number Diff line change
Expand Up @@ -6,22 +6,21 @@ void handleRoot() {
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.setContentLength(CONTENT_LENGTH_UNKNOWN);
server.send(200, "text/html", ""); // Empty content inhibits Content-length header so we have to close the socket ourselves.
server.sendContent(
"<html><head></head><body>"
"<h1>HELLO WORLD!!</h1>"
);

String Page;
Page += F(
"<html><head></head><body>"
"<h1>HELLO WORLD!!</h1>");
if (server.client().localIP() == apIP) {
server.sendContent(String("<p>You are connected through the soft AP: ") + softAP_ssid + "</p>");
Page += String(F("<p>You are connected through the soft AP: ")) + softAP_ssid + F("</p>");
} else {
server.sendContent(String("<p>You are connected through the wifi network: ") + ssid + "</p>");
Page += String(F("<p>You are connected through the wifi network: ")) + ssid + F("</p>");
}
server.sendContent(
"<p>You may want to <a href='/wifi'>config the wifi connection</a>.</p>"
"</body></html>"
);
server.client().stop(); // Stop is needed because we sent no content length
Page += F(
"<p>You may want to <a href='/wifi'>config the wifi connection</a>.</p>"
"</body></html>");

server.send(200, "text/html", Page);
}

/** Redirect to captive portal if we got a request for another domain. Return true in that case so the page handler do not try to handle the request again. */
Expand All @@ -41,54 +40,57 @@ void handleWifi() {
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
server.sendHeader("Expires", "-1");
server.setContentLength(CONTENT_LENGTH_UNKNOWN);
server.send(200, "text/html", ""); // Empty content inhibits Content-length header so we have to close the socket ourselves.
server.sendContent(
"<html><head></head><body>"
"<h1>Wifi config</h1>"
);

String Page;
Page += F(
"<html><head></head><body>"
"<h1>Wifi config</h1>");
if (server.client().localIP() == apIP) {
server.sendContent(String("<p>You are connected through the soft AP: ") + softAP_ssid + "</p>");
Page += String(F("<p>You are connected through the soft AP: ")) + softAP_ssid + F("</p>");
} else {
server.sendContent(String("<p>You are connected through the wifi network: ") + ssid + "</p>");
Page += String(F("<p>You are connected through the wifi network: ")) + ssid + F("</p>");
}
server.sendContent(
"\r\n<br />"
"<table><tr><th align='left'>SoftAP config</th></tr>"
);
server.sendContent(String() + "<tr><td>SSID " + String(softAP_ssid) + "</td></tr>");
server.sendContent(String() + "<tr><td>IP " + toStringIp(WiFi.softAPIP()) + "</td></tr>");
server.sendContent(
"</table>"
"\r\n<br />"
"<table><tr><th align='left'>WLAN config</th></tr>"
);
server.sendContent(String() + "<tr><td>SSID " + String(ssid) + "</td></tr>");
server.sendContent(String() + "<tr><td>IP " + toStringIp(WiFi.localIP()) + "</td></tr>");
server.sendContent(
"</table>"
"\r\n<br />"
"<table><tr><th align='left'>WLAN list (refresh if any missing)</th></tr>"
);
Page +=
String(F(
"\r\n<br />"
"<table><tr><th align='left'>SoftAP config</th></tr>"
"<tr><td>SSID ")) +
String(softAP_ssid) +
F("</td></tr>"
"<tr><td>IP ") +
toStringIp(WiFi.softAPIP()) +
F("</td></tr>"
"</table>"
"\r\n<br />"
"<table><tr><th align='left'>WLAN config</th></tr>"
"<tr><td>SSID ") +
String(ssid) +
F("</td></tr>"
"<tr><td>IP ") +
toStringIp(WiFi.localIP()) +
F("</td></tr>"
"</table>"
"\r\n<br />"
"<table><tr><th align='left'>WLAN list (refresh if any missing)</th></tr>");
Serial.println("scan start");
int n = WiFi.scanNetworks();
Serial.println("scan done");
if (n > 0) {
for (int i = 0; i < n; i++) {
server.sendContent(String() + "\r\n<tr><td>SSID " + WiFi.SSID(i) + String((WiFi.encryptionType(i) == ENC_TYPE_NONE) ? " " : " *") + " (" + WiFi.RSSI(i) + ")</td></tr>");
Page += String(F("\r\n<tr><td>SSID ")) + WiFi.SSID(i) + ((WiFi.encryptionType(i) == ENC_TYPE_NONE) ? F(" ") : F(" *")) + F(" (") + WiFi.RSSI(i) + F(")</td></tr>");
}
} else {
server.sendContent(String() + "<tr><td>No WLAN found</td></tr>");
Page += F("<tr><td>No WLAN found</td></tr>");
}
server.sendContent(
"</table>"
"\r\n<br /><form method='POST' action='wifisave'><h4>Connect to network:</h4>"
"<input type='text' placeholder='network' name='n'/>"
"<br /><input type='password' placeholder='password' name='p'/>"
"<br /><input type='submit' value='Connect/Disconnect'/></form>"
"<p>You may want to <a href='/'>return to the home page</a>.</p>"
"</body></html>"
);
Page += F(
"</table>"
"\r\n<br /><form method='POST' action='wifisave'><h4>Connect to network:</h4>"
"<input type='text' placeholder='network' name='n'/>"
"<br /><input type='password' placeholder='password' name='p'/>"
"<br /><input type='submit' value='Connect/Disconnect'/></form>"
"<p>You may want to <a href='/'>return to the home page</a>.</p>"
"</body></html>");
server.send(200, "text/html", Page);
server.client().stop(); // Stop is needed because we sent no content length
}

Expand All @@ -111,17 +113,17 @@ void handleNotFound() {
if (captivePortal()) { // If caprive portal redirect instead of displaying the error page.
return;
}
String message = "File Not Found\n\n";
message += "URI: ";
String message = F("File Not Found\n\n");
message += F("URI: ");
message += server.uri();
message += "\nMethod: ";
message += F("\nMethod: ");
message += (server.method() == HTTP_GET) ? "GET" : "POST";
message += "\nArguments: ";
message += F("\nArguments: ");
message += server.args();
message += "\n";
message += F("\n");

for (uint8_t i = 0; i < server.args(); i++) {
message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
message += String(F(" ")) + server.argName(i) + F(": ") + server.arg(i) + F("\n");
}
server.sendHeader("Cache-Control", "no-cache, no-store, must-revalidate");
server.sendHeader("Pragma", "no-cache");
Expand Down