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AutoConnect/examples/HandlePortalEX/HandlePortalEX.ino

117 lines
2.7 KiB

#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>
#include <PageBuilder.h>
#include "AutoConnect.h"
ESP8266WebServer server;
AutoConnect portal(server);
static const char mold_page[] PROGMEM = {
"<html>"
"</head>"
"<meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">"
"<style type=\"text/css\">"
"body {"
"-webkit-appearance:none;"
"-moz-appearance:none;"
"font-family:'Arial',sans-serif;"
"text-align:center;"
"}"
".menu {"
"text-align:right;"
"}"
".button {"
"display:inline-block;"
"border-radius:7px;"
"background:#73ad21;"
"margin:0 10px 0 10px;"
"padding:10px 20px 10px 20px;"
"text-decoration:none;"
"color:#000000;"
"}"
"</style>"
"</head>"
"<body>"
"<p class=\"menu\">" AUTOCONNECT_LINK(BAR_32) "</p>"
"BUILT-IN LED<br>"
"GPIO({{LED}}) : <span style=\"font-weight:bold;color:{{COLOR}}\">{{GPIO}}</span>"
"<p><a class=\"button\" href=\"/io?v=low\">low</a><a class=\"button\" href=\"/io?v=high\">high</a></p>"
"</body>"
"</html>"
};
String getLEDPort(PageArgument& args) {
return String(BUILTIN_LED);
}
String setColor(PageArgument& args) {
return digitalRead(BUILTIN_LED) ? "Tomato" : "SlateBlue";
}
String readLEDPort(PageArgument& args) {
return digitalRead(BUILTIN_LED) ? "HIGH" : "LOW";
}
PageElement elm_gpio(mold_page, {
{"LED", getLEDPort},
{"COLOR", setColor},
{"GPIO", readLEDPort}
});
PageBuilder root("/", { elm_gpio });
String gpio(PageArgument& args) {
if (args.arg("v") == "low")
digitalWrite(BUILTIN_LED, LOW);
else if (args.arg("v") == "high")
digitalWrite(BUILTIN_LED, HIGH);
sendRedirect("/");
return "";
}
PageElement elm_io("{{IO}}", { {"IO", gpio} });
PageBuilder io("/io", { elm_io });
void sendRedirect(String uri) {
server.sendHeader("Location", uri, true);
server.send(302, "text/plain", "");
server.client().stop();
io.cancel();
}
bool atDetect(IPAddress softapIP) {
Serial.println("Captive portal started, SoftAP IP:" + softapIP.toString());
return true;
}
void setup() {
delay(1000);
Serial.begin(115200);
Serial.println();
pinMode(BUILTIN_LED, OUTPUT);
// Put the home location of the web site.
// But in usually, setting the home uri is not needed cause default location is "/".
//portal.home("/");
// Starts user web site included the AutoConnect portal.
portal.onDetect(atDetect);
if (portal.begin()) {
// Register the page request handlers.
root.insert(server);
io.insert(server);
Serial.println("Started, IP:" + WiFi.localIP().toString());
}
else {
Serial.println("Connection failed.");
while (true) { yield(); }
}
}
void loop() {
portal.handleClient();
if (WiFi.status() == WL_IDLE_STATUS) {
ESP.reset();
delay(1000);
}
}