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setupAssist.cpp
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setupAssist.cpp
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// Assist setup for new app installations
// original provided by gemi254
//
// s60sc 2023
#include "appGlobals.h"
#if (!INCLUDE_CERTS)
const char* git_rootCACertificate = "";
#endif
static fs::FS fp = STORAGE;
static bool wgetFile(const char* filePath) {
// download required data file from github repository and store
bool res = false;
if (fp.exists(filePath)) {
// if file exists but is empty, delete it to allow re-download
File f = fp.open(filePath, FILE_READ);
size_t fSize = f.size();
f.close();
if (!fSize) fp.remove(filePath);
}
if (!fp.exists(filePath)) {
char downloadURL[150];
snprintf(downloadURL, 150, "%s%s", GITHUB_PATH, filePath);
File f = fp.open(filePath, FILE_WRITE);
if (f) {
WiFiClientSecure wclient;
if (remoteServerConnect(wclient, GITHUB_HOST, HTTPS_PORT, git_rootCACertificate, SETASSIST)) {
HTTPClient https;
if (https.begin(wclient, GITHUB_HOST, HTTPS_PORT, downloadURL, true)) {
LOG_INF("Downloading %s from %s", filePath, downloadURL);
int httpCode = https.GET();
int fileSize = 0;
if (httpCode == HTTP_CODE_OK) {
fileSize = https.writeToStream(&f);
if (fileSize <= 0) {
LOG_WRN("Download failed: writeToStream - %s", https.errorToString(fileSize).c_str());
httpCode = 0;
} else LOG_INF("Downloaded %s, size %s", filePath, fmtSize(fileSize));
} else LOG_WRN("Download failed, error: %s", https.errorToString(httpCode).c_str());
https.end();
f.close();
if (httpCode == HTTP_CODE_OK) {
if (!strcmp(filePath, CONFIG_FILE_PATH)) doRestart("Config file downloaded");
res = true;
} else {
LOG_WRN("HTTP Get failed with code: %d", httpCode);
fp.remove(filePath);
}
}
}
remoteServerClose(wclient);
} else LOG_WRN("Open failed: %s", filePath);
} else res = true;
return res;
}
bool checkDataFiles() {
// Download any missing data files
bool res = false;
if (strlen(GITHUB_PATH)) {
res = wgetFile(COMMON_JS_PATH);
if (res) res = wgetFile(INDEX_PAGE_PATH);
if (res) res = appDataFiles();
} else res = true; // no download needed
return res;
}
const char* setupPage_html = R"~(
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial-scale=1">
<title>Application setup</title>
</head>
<script>
function Config(){
if (!window.confirm('This will reboot the device to activate new settings.')) return false;
fetch('/control?ST_SSID=' + encodeURI(document.getElementById('ST_SSID').value))
.then(r => { console.log(r); return fetch('/control?ST_Pass=' + encodeURI(document.getElementById('ST_Pass').value)) })
.then(r => { console.log(r); return fetch('/control?save=1') })
.then(r => { console.log(r); return fetch('/control?reset=1') })
.then(r => { console.log(r); });
return false;
}
</script>
<body style="font-size:18px">
<br>
<center>
<table border="0">
<tr><th colspan="3">Wifi setup..</th></tr>
<tr><td colspan="3"></td></tr>
<tr>
<td>SSID</td>
<td> </td>
<td><input id="ST_SSID" name="ST_SSID" length=32 placeholder="Router SSID" class="input"></td>
</tr>
<tr>
<td>Password</td>
<td> </td>
<td><input id="ST_Pass" name="ST_Pass" length=64 placeholder="Router password" class="input"></td>
</tr>
<tr><td colspan="3"></td></tr>
<tr><td colspan="3" align="center">
<button type="button" onClick="return Config()">Connect</button> <button type="button" onclick="window.location.reload;">Cancel</button>
</td></tr>
</table>
<br/><br/><a href="/web?OTA.htm"><button>OTA Update</button></a>
</center>
</body>
</html>
)~";
const char* otaPage_html = R"~(
<html>
<head>
<title>OTA</title>
<style>
html body {height: 100%;}
body {
font-family: Helvetica !important;
background: #181818;
color: WhiteSmoke;
font-size: 1rem;;
}
</style>
</head>
<body>
<br>
<h3>Upload data file or bin file to ESP32</h3>
<br>
<a href="javascript:history.back()" style="color: WhiteSmoke;">Go Back</a>
<br><br><br>
<form id="upload_form" enctype="multipart/form-data" method="post">
<input type="file" name="otafile" id="otafile" onchange="otaUploadFile()"><br>
<br>
<progress id="progressOta" value="0" max="100" style="width:200px;"></progress>%
<h3 id="status"></h3>
<p id="loaded_n_total"></p>
</form>
<script>
const defaultPort = window.location.protocol == 'http:' ? 80 : 443;
const webPort = !window.location.port ? defaultPort : window.location.port; // in case alternative ports specified
const webServer = window.location.protocol + '//' + document.location.hostname + ':' + webPort;
const $ = document.querySelector.bind(document);
async function otaUploadFile() {
// notify server to start ota
let file = $("#otafile").files[0];
const response = await fetch('/control?startOTA=' + file.name);
if (response.ok) {
// submit file for uploading
let xhr = new XMLHttpRequest();
xhr.upload.addEventListener("progress", progressHandler, false);
xhr.addEventListener("load", completeHandler, false);
xhr.addEventListener("error", errorHandler, false);
xhr.addEventListener("abort", abortHandler, false);
xhr.open("POST", webServer + '/upload');
xhr.send(file);
} else alert(response.status + ": " + response.statusText);
}
function progressHandler(event) {
$("#loaded_n_total").innerHTML = "Uploaded " + event.loaded + " of " + event.total + " bytes";
let percent = (event.loaded / event.total) * 100;
$("#progressOta").value = Math.round(percent);
$("#status").innerHTML = Math.round(percent) + "% transferred";
if (event.loaded == event.total) $("#status").innerHTML = 'Uploaded, wait for completion result';
}
function completeHandler(event) {
$("#status").innerHTML = event.target.responseText;
$("#progressOta").value = 0;
}
function errorHandler(event) {
$("#status").innerHTML = "Upload Failed";
$("#progressOta").value = 0;
}
function abortHandler(event) {
$("#status").innerHTML = "Upload Aborted";
$("#progressOta").value = 0;
}
</script>
</body>
</html>
)~";