mirror of
https://github.com/rvdbreemen/OTGW-firmware
synced 2024-11-16 04:33:49 +01:00
381 lines
14 KiB
C++
381 lines
14 KiB
C++
/*
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***************************************************************************
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** Program : FSexplorer
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** Version : 3.2 15-05-202
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**
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** Mostly stolen from https://www.arduinoforum.de/User-Fips
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** For more information visit: https://fipsok.de
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** See also https://www.arduinoforum.de/arduino-Thread-SPIFFS-DOWNLOAD-UPLOAD-DELETE-Esp8266-NodeMCU
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**
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***************************************************************************
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Copyright (c) 2018 Jens Fleischer. All rights reserved.
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This file is free software; you can redistribute it and/or
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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This file is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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Lesser General Public License for more details.
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*******************************************************************
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** Usage:
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**
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** setup()
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** {
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** setupFSexplorer();
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** httpServer.serveStatic("/FSexplorer.png", LittleFS, "/FSexplorer.png");
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** httpServer.on("/", sendIndexPage);
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** httpServer.on("/index", sendIndexPage);
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** httpServer.on("/index.html",sendIndexPage);
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** httpServer.begin();
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** }
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**
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** loop()
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** {
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** httpServer.handleClient();
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** .
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** .
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** }
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*/
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#define MAX_FILES_IN_LIST 25
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const char Helper[] = R"(
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<br>You first need to upload these two files:
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<ul>
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<li>FSexplorer.html</li>
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<li>FSexplorer.css</li>
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</ul>
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<form method="POST" action="/upload" enctype="multipart/form-data">
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<input type="file" name="upload">
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<input type="submit" value="Upload">
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</form>
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<br/><b>or</b> you can use the <i>Flash Utility</i> to flash firmware or LittleFS!
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<form action='/update' method='GET'>
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<input type='submit' name='SUBMIT' value='Flash Utility'/>
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</form>
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)";
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const char Header[] = "HTTP/1.1 303 OK\r\nLocation:FSexplorer.html\r\nCache-Control: no-cache\r\n";
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//=====================================================================================
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void startWebserver(){
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if (!LittleFS.exists("/index.html")) {
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httpServer.serveStatic("/", LittleFS, "/FSexplorer.html");
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httpServer.serveStatic("/index", LittleFS, "/FSexplorer.html");
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httpServer.serveStatic("/index.html", LittleFS, "/FSexplorer.html");
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} else{
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httpServer.serveStatic("/", LittleFS, "/index.html");
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httpServer.serveStatic("/index", LittleFS, "/index.html");
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httpServer.serveStatic("/index.html", LittleFS, "/index.html");
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}
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httpServer.serveStatic("/FSexplorer.png", LittleFS, "/FSexplorer.png");
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httpServer.serveStatic("/index.css", LittleFS, "/index.css");
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httpServer.serveStatic("/index.js", LittleFS, "/index.js");
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//otgw pic functions
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httpServer.on("/pic", upgradepic);
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// all other api calls are catched in FSexplorer onNotFounD!
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httpServer.on("/api", HTTP_ANY, processAPI); //was only HTTP_GET (20210110)
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httpServer.begin();
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// Set up first message as the IP address
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OTGWSerial.println("\nHTTP Server started\r");
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sprintf(cMsg, "%03d.%03d.%d.%d", WiFi.localIP()[0], WiFi.localIP()[1], WiFi.localIP()[2], WiFi.localIP()[3]);
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OTGWSerial.printf("\nAssigned IP=%s\r\n", cMsg);
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}
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//=====================================================================================
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void setupFSexplorer(){
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LittleFS.begin();
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if (LittleFS.exists("/FSexplorer.html"))
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{
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httpServer.serveStatic("/FSexplorer.html", LittleFS, "/FSexplorer.html");
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httpServer.serveStatic("/FSexplorer", LittleFS, "/FSexplorer.html");
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}
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else
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{
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httpServer.send(200, "text/html", Helper); //Upload the FSexplorer.html
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}
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httpServer.on("/api/firmwarefilelist", apifirmwarefilelist);
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httpServer.on("/api/listfiles", apilistfiles);
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httpServer.on("/LittleFSformat", formatLittleFS);
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httpServer.on("/upload", HTTP_POST, []() {}, handleFileUpload);
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httpServer.on("/ReBoot", reBootESP);
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httpServer.onNotFound([]()
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{
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if (Verbose) DebugTf("in 'onNotFound()'!! [%s] => \r\n", String(httpServer.uri()).c_str());
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if (httpServer.uri().indexOf("/api/") == 0)
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{
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if (Verbose) DebugTf("next: processAPI(%s)\r\n", String(httpServer.uri()).c_str());
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processAPI();
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}
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// else if (httpServer.uri() == "/")
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// {
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// DebugTln("index requested..");
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// sendIndexPage();
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// }
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else
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{
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DebugTf("next: handleFile(%s)\r\n"
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, String(httpServer.urlDecode(httpServer.uri())).c_str());
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if (!handleFile(httpServer.urlDecode(httpServer.uri())))
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{
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httpServer.send(404, "text/plain", "FileNotFound\r\n");
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}
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}
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});
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} // setupFSexplorer()
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//=====================================================================================
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void apifirmwarefilelist() {
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char *s, buffer[400];
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String version, fwversion;
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Dir dir;
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File f;
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s = buffer;
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s += sprintf(buffer, "[");
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dir = LittleFS.openDir("/");
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while (dir.next()) {
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if (dir.fileName().endsWith(".hex")) {
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version="";fwversion="";
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String verfile = "/" + dir.fileName();
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verfile.replace(".hex", ".ver");
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f = LittleFS.open(verfile, "r");
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if (f) {
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version = f.readStringUntil('\n');
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version.trim();
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f.close();
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}
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fwversion = GetVersion("/"+dir.fileName()); // only check if gateway firmware
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DebugTf("GetVersion(%s) returned %s\n", dir.fileName().c_str(), fwversion.c_str());
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if (fwversion.length() && strcmp(fwversion.c_str(),version.c_str())) { // versions do not match
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version=fwversion; // assign hex file version to version
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if (f = LittleFS.open(verfile, "w")) { // write to .ver file
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DebugTf("writing %s to %s\n",version.c_str(),verfile.c_str());
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f.print(version + "\n");
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f.close();
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}
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}
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s += snprintf( s, sizeof(buffer), "{\"name\":\"%s\",\"version\":\"%s\",\"size\":%d},", CSTR(dir.fileName()), CSTR(version), dir.fileSize());
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}
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}
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s += sprintf(--s, "]\n");
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DebugTf("filelist response: [%s]\r\n", buffer);
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httpServer.send(200, "application/json", buffer);
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}
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//=====================================================================================
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void apilistfiles() // Senden aller Daten an den Client
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{
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FSInfo LittleFSinfo;
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#define LEN_FILENAME 32
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typedef struct _fileMeta {
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char Name[LEN_FILENAME];
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int32_t Size;
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} fileMeta;
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_fileMeta dirMap[MAX_FILES_IN_LIST+1];
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int fileNr = 0;
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Dir dir = LittleFS.openDir("/"); // List files on LittleFS
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while (dir.next() && (fileNr < MAX_FILES_IN_LIST))
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{
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dirMap[fileNr].Name[0] = '\0';
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strlcat(dirMap[fileNr].Name, dir.fileName().c_str(), LEN_FILENAME);
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dirMap[fileNr].Size = dir.fileSize();
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fileNr++;
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}
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//DebugTf("fileNr[%d], Max[%d]\r\n", fileNr, MAX_FILES_IN_LIST);
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// -- bubble sort dirMap op .Name--
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for (int8_t y = 0; y < fileNr; y++) {
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yield();
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for (int8_t x = y + 1; x < fileNr; x++) {
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//DebugTf("y[%d], x[%d] => seq[y][%s] / seq[x][%s] ", y, x, dirMap[y].Name, dirMap[x].Name);
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if (strcasecmp(dirMap[x].Name, dirMap[y].Name) <= 0)
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{
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//Debug(" !switch!");
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fileMeta temp = dirMap[y];
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dirMap[y] = dirMap[x];
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dirMap[x] = temp;
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} /* end if */
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//Debugln();
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} /* end for */
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} /* end for */
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if (fileNr >= MAX_FILES_IN_LIST)
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{
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fileNr = MAX_FILES_IN_LIST;
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dirMap[fileNr].Name[0] = '\0';
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//--- if you change this message you also have to
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//--- change FSexplorer.html
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strncat(dirMap[fileNr].Name, "More files not listed ..", 29);
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dirMap[fileNr].Size = 0;
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fileNr++;
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}
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String temp = "[";
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for (int f=0; f < fileNr; f++)
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{
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DebugTf("[%3d] >> [%s]\r\n", f, dirMap[f].Name);
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temp += R"({"name":")" + String(dirMap[f].Name) + R"(","size":")" + formatBytes(dirMap[f].Size) + R"("},)";
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}
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LittleFS.info(LittleFSinfo);
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temp += R"({"usedBytes":")" + formatBytes(LittleFSinfo.usedBytes * 1.05) + R"(",)" + // Berechnet den verwendeten Speicherplatz + 5% Sicherheitsaufschlag
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R"("totalBytes":")" + formatBytes(LittleFSinfo.totalBytes) + R"(","freeBytes":")" + // Zeigt die Größe des Speichers
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(LittleFSinfo.totalBytes - (LittleFSinfo.usedBytes * 1.05)) + R"("}])"; // Berechnet den freien Speicherplatz + 5% Sicherheitsaufschlag
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httpServer.send(200, "application/json", temp);
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} // apilistfiles()
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//=====================================================================================
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bool handleFile(String&& path)
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{
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if (httpServer.hasArg("delete"))
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{
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DebugTf("Delete -> [%s]\n\r", httpServer.arg("delete").c_str());
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LittleFS.remove(httpServer.arg("delete")); // Datei löschen
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httpServer.sendContent(Header);
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return true;
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}
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if (!LittleFS.exists("/FSexplorer.html")) httpServer.send(200, "text/html", Helper); //Upload the FSexplorer.html
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if (path.endsWith("/")) path += "index.html";
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return LittleFS.exists(path) ? ({File f = LittleFS.open(path, "r"); httpServer.streamFile(f, contentType(path)); f.close(); true;}) : false;
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} // handleFile()
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//=====================================================================================
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void handleFileUpload()
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{
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static File fsUploadFile;
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HTTPUpload& upload = httpServer.upload();
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if (upload.status == UPLOAD_FILE_START)
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{
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if (upload.filename.length() > 30)
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{
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upload.filename = upload.filename.substring(upload.filename.length() - 30, upload.filename.length()); // Dateinamen auf 30 Zeichen kürzen
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}
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Debugln("FileUpload Name: " + upload.filename);
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fsUploadFile = LittleFS.open("/" + httpServer.urlDecode(upload.filename), "w");
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}
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else if (upload.status == UPLOAD_FILE_WRITE)
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{
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Debugln("FileUpload Data: " + (String)upload.currentSize);
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if (fsUploadFile)
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fsUploadFile.write(upload.buf, upload.currentSize);
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}
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else if (upload.status == UPLOAD_FILE_END)
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{
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if (fsUploadFile)
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fsUploadFile.close();
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Debugln("FileUpload Size: " + (String)upload.totalSize);
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httpServer.sendContent(Header);
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}
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} // handleFileUpload()
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//=====================================================================================
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void formatLittleFS()
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{ //Formatiert den Speicher
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if (!LittleFS.exists("/!format")) return;
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DebugTln(F("Format LittleFS"));
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LittleFS.format();
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httpServer.sendContent(Header);
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} // formatLittleFS()
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//=====================================================================================
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const String formatBytes(size_t const& bytes)
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{
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return (bytes < 1024) ? String(bytes) + " Byte" : (bytes < (1024 * 1024)) ? String(bytes / 1024.0) + " KB" : String(bytes / 1024.0 / 1024.0) + " MB";
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} //formatBytes()
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//=====================================================================================
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const String &contentType(String& filename)
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{
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if (filename.endsWith(".htm") || filename.endsWith(".html")) filename = "text/html";
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else if (filename.endsWith(".css")) filename = "text/css";
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else if (filename.endsWith(".js")) filename = "application/javascript";
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else if (filename.endsWith(".json")) filename = "application/json";
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else if (filename.endsWith(".png")) filename = "image/png";
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else if (filename.endsWith(".gif")) filename = "image/gif";
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else if (filename.endsWith(".jpg")) filename = "image/jpeg";
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else if (filename.endsWith(".ico")) filename = "image/x-icon";
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else if (filename.endsWith(".xml")) filename = "text/xml";
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else if (filename.endsWith(".pdf")) filename = "application/x-pdf";
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else if (filename.endsWith(".zip")) filename = "application/x-zip";
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else if (filename.endsWith(".gz")) filename = "application/x-gzip";
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else filename = "text/plain";
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return filename;
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} // &contentType()
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//=====================================================================================
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bool freeSpace(uint16_t const& printsize)
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{
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FSInfo LittleFSinfo;
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LittleFS.info(LittleFSinfo);
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Debugln(formatBytes(LittleFSinfo.totalBytes - (LittleFSinfo.usedBytes * 1.05)) + " im LittleFS frei");
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return (LittleFSinfo.totalBytes - (LittleFSinfo.usedBytes * 1.05) > printsize) ? true : false;
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} // freeSpace()
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//=====================================================================================
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void reBootESP()
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{
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DebugTln(F("Redirect and ReBoot .."));
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doRedirect("Reboot OTGW firmware ..", 120, "/", true);
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} // reBootESP()
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//=====================================================================================
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void doRedirect(String msg, int wait, const char* URL, bool reboot)
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{
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String redirectHTML =
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"<!DOCTYPE HTML><html lang='en-US'>"
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"<head>"
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"<meta charset='UTF-8'>"
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"<style type='text/css'>"
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"body {background-color: lightblue;}"
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"</style>"
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"<title>Redirect to ...</title>"
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"</head>"
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"<body><h1>FSexplorer</h1>"
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"<h3>"+msg+"</h3>"
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"<br><div style='width: 500px; position: relative; font-size: 25px;'>"
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" <div style='float: left;'>Redirect in </div>"
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" <div style='float: left;' id='counter'>"+String(wait)+"</div>"
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" <div style='float: left;'> seconds ...</div>"
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" <div style='float: right;'> </div>"
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"</div>"
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"<!-- Note: don't tell people to `click` the link, just tell them that it is a link. -->"
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"<br><br><hr>Wait for the redirect. In case you are not redirected automatically, then click this <a href='/'>link to continue</a>."
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" <script>"
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" setInterval(function() {"
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" var div = document.querySelector('#counter');"
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" var count = div.textContent * 1 - 1;"
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" div.textContent = count;"
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" if (count <= 0) {"
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" window.location.replace('"+String(URL)+"'); "
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" } "
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" }, 1000); "
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" </script> "
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"</body></html>\r\n";
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DebugTln(msg);
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httpServer.send(200, "text/html", redirectHTML);
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if (reboot) doRestart("Reboot after upgrade");
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} // doRedirect()
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