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AutoConnect/examples/FSBrowser/FSBrowser.ino

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/*
FSWebServer - Example WebServer with SPIFFS backend for esp8266
Copyright (c) 2015 Hristo Gochkov. All rights reserved.
This file is part of the ESP8266WebServer library for Arduino environment.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
upload the contents of the data folder with MkSPIFFS Tool ("ESP8266 Sketch Data Upload" in Tools menu in Arduino IDE)
or you can upload the contents of a folder if you CD in that folder and run the following command:
for file in `\ls -A1`; do curl -F "file=@$PWD/$file" esp8266fs.local/edit; done
access the sample web page at http://esp8266fs.local
edit the page by going to http://esp8266fs.local/edit
*/
#if defined(ARDUINO_ARCH_ESP8266)
#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#include <FS.h>
#elif defined(ARDUINO_ARCH_ESP32)
#include <WiFi.h>
#include <WiFiClient.h>
#include <WebServer.h>
#include <ESPmDNS.h>
#include <SPIFFS.h>
#endif
//Add a below line for AutoConnect.
#include <AutoConnect.h>
#define DBG_OUTPUT_PORT Serial
const char* ssid = "wifi-ssid";
const char* password = "wifi-password";
#if defined(ARDUINO_ARCH_ESP8266)
const char* host = "esp8266fs";
ESP8266WebServer server(80);
#elif defined(ARDUINO_ARCH_ESP32)
const char* host = "esp32fs";
WebServer server(80);
#endif
//Add a below line for AutoConnect.
AutoConnect portal(server);
AutoConnectConfig config;
//holds the current upload
File fsUploadFile;
//format bytes
String formatBytes(size_t bytes){
if (bytes < 1024) {
return String(bytes) + "B";
} else if (bytes < (1024 * 1024)) {
return String(bytes / 1024.0) + "KB";
} else if (bytes < (1024 * 1024 * 1024)) {
return String(bytes / 1024.0 / 1024.0) + "MB";
} else {
return String(bytes / 1024.0 / 1024.0 / 1024.0) + "GB";
}
}
String getContentType(String filename) {
if (server.hasArg("download")) {
return "application/octet-stream";
} else if (filename.endsWith(".htm")) {
return "text/html";
} else if (filename.endsWith(".html")) {
return "text/html";
} else if (filename.endsWith(".css")) {
return "text/css";
} else if (filename.endsWith(".js")) {
return "application/javascript";
} else if (filename.endsWith(".png")) {
return "image/png";
} else if (filename.endsWith(".gif")) {
return "image/gif";
} else if (filename.endsWith(".jpg")) {
return "image/jpeg";
} else if (filename.endsWith(".ico")) {
return "image/x-icon";
} else if (filename.endsWith(".xml")) {
return "text/xml";
} else if (filename.endsWith(".pdf")) {
return "application/x-pdf";
} else if (filename.endsWith(".zip")) {
return "application/x-zip";
} else if (filename.endsWith(".gz")) {
return "application/x-gzip";
}
return "text/plain";
}
bool handleFileRead(String path) {
DBG_OUTPUT_PORT.println("handleFileRead: " + path);
if (path.endsWith("/")) {
path += "index.htm";
}
String contentType = getContentType(path);
String pathWithGz = path + ".gz";
if (SPIFFS.exists(pathWithGz) || SPIFFS.exists(path)) {
if (SPIFFS.exists(pathWithGz)) {
path += ".gz";
}
File file = SPIFFS.open(path, "r");
server.streamFile(file, contentType);
file.close();
return true;
}
return false;
}
void handleFileUpload() {
if (server.uri() != "/edit") {
return;
}
HTTPUpload& upload = server.upload();
if (upload.status == UPLOAD_FILE_START) {
String filename = upload.filename;
if (!filename.startsWith("/")) {
filename = "/" + filename;
}
DBG_OUTPUT_PORT.print("handleFileUpload Name: "); DBG_OUTPUT_PORT.println(filename);
fsUploadFile = SPIFFS.open(filename, "w");
filename = String();
} else if (upload.status == UPLOAD_FILE_WRITE) {
//DBG_OUTPUT_PORT.print("handleFileUpload Data: "); DBG_OUTPUT_PORT.println(upload.currentSize);
if (fsUploadFile) {
fsUploadFile.write(upload.buf, upload.currentSize);
}
} else if (upload.status == UPLOAD_FILE_END) {
if (fsUploadFile) {
fsUploadFile.close();
}
DBG_OUTPUT_PORT.print("handleFileUpload Size: "); DBG_OUTPUT_PORT.println(upload.totalSize);
}
}
void handleFileDelete() {
if (server.args() == 0) {
return server.send(500, "text/plain", "BAD ARGS");
}
String path = server.arg(0);
DBG_OUTPUT_PORT.println("handleFileDelete: " + path);
if (path == "/") {
return server.send(500, "text/plain", "BAD PATH");
}
if (!SPIFFS.exists(path)) {
return server.send(404, "text/plain", "FileNotFound");
}
SPIFFS.remove(path);
server.send(200, "text/plain", "");
path = String();
}
void handleFileCreate() {
if (server.args() == 0) {
return server.send(500, "text/plain", "BAD ARGS");
}
String path = server.arg(0);
DBG_OUTPUT_PORT.println("handleFileCreate: " + path);
if (path == "/") {
return server.send(500, "text/plain", "BAD PATH");
}
if (SPIFFS.exists(path)) {
return server.send(500, "text/plain", "FILE EXISTS");
}
File file = SPIFFS.open(path, "w");
if (file) {
file.close();
} else {
return server.send(500, "text/plain", "CREATE FAILED");
}
server.send(200, "text/plain", "");
path = String();
}
void handleFileList() {
if (!server.hasArg("dir")) {
server.send(500, "text/plain", "BAD ARGS");
return;
}
String path = server.arg("dir");
DBG_OUTPUT_PORT.println("handleFileList: " + path);
#if defined(ARDUINO_ARCH_ESP8266)
Dir dir = SPIFFS.openDir(path);
#elif defined(ARDUINO_ARCH_ESP32)
File root = SPIFFS.open(path);
#endif
path = String();
String output = "[";
#if defined(ARDUINO_ARCH_ESP8266)
while (dir.next()) {
File entry = dir.openFile("r");
if (output != "[") {
output += ',';
}
bool isDir = false;
output += "{\"type\":\"";
output += (isDir) ? "dir" : "file";
output += "\",\"name\":\"";
output += String(entry.name()).substring(1);
output += "\"}";
entry.close();
}
#elif defined(ARDUINO_ARCH_ESP32)
if(root.isDirectory()){
File file = root.openNextFile();
while(file){
if (output != "[") {
output += ',';
}
output += "{\"type\":\"";
output += (file.isDirectory()) ? "dir" : "file";
output += "\",\"name\":\"";
output += String(file.name()).substring(1);
output += "\"}";
file = root.openNextFile();
}
}
#endif
output += "]";
server.send(200, "text/json", output);
}
void setup(void){
DBG_OUTPUT_PORT.begin(115200);
DBG_OUTPUT_PORT.print("\n");
DBG_OUTPUT_PORT.setDebugOutput(true);
SPIFFS.begin();
{
#if defined(ARDUINO_ARCH_ESP8266)
Dir dir = SPIFFS.openDir("/");
while (dir.next()) {
String fileName = dir.fileName();
size_t fileSize = dir.fileSize();
DBG_OUTPUT_PORT.printf("FS File: %s, size: %s\n", fileName.c_str(), formatBytes(fileSize).c_str());
}
#elif defined(ARDUINO_ARCH_ESP32)
File root = SPIFFS.open("/");
File file = root.openNextFile();
while(file){
String fileName = file.name();
size_t fileSize = file.size();
DBG_OUTPUT_PORT.printf("FS File: %s, size: %s\n", fileName.c_str(), formatBytes(fileSize).c_str());
file = root.openNextFile();
}
#endif
DBG_OUTPUT_PORT.printf("\n");
}
//WIFI INIT
DBG_OUTPUT_PORT.printf("Connecting to %s\n", ssid);
//Comment out as follows to make AutoConnect recognition.
//if (String(WiFi.SSID()) != String(ssid)) {
// WiFi.mode(WIFI_STA);
// WiFi.begin(ssid, password);
//}
//while (WiFi.status() != WL_CONNECTED) {
// delay(500);
// DBG_OUTPUT_PORT.print(".");
//}
//SERVER INIT
//list directory
server.on("/list", HTTP_GET, handleFileList);
//load editor
server.on("/edit", HTTP_GET, []() {
if (!handleFileRead("/edit.htm")) {
server.send(404, "text/plain", "FileNotFound");
}
});
//create file
server.on("/edit", HTTP_PUT, handleFileCreate);
//delete file
server.on("/edit", HTTP_DELETE, handleFileDelete);
//first callback is called after the request has ended with all parsed arguments
//second callback handles file uploads at that location
server.on("/edit", HTTP_POST, []() {
server.send(200, "text/plain", "");
}, handleFileUpload);
//called when the url is not defined here
//use it to load content from SPIFFS
//Replacement as follows to make AutoConnect recognition.
//server.onNotFound([](){
portal.onNotFound([](){
if(!handleFileRead(server.uri()))
server.send(404, "text/plain", "FileNotFound");
});
//get heap status, analog input value and all GPIO statuses in one json call
server.on("/all", HTTP_GET, [](){
String json = "{";
json += "\"heap\":"+String(ESP.getFreeHeap());
json += ", \"analog\":"+String(analogRead(A0));
#if defined(ARDUINO_ARCH_ESP8266)
json += ", \"gpio\":"+String((uint32_t)(((GPI | GPO) & 0xFFFF) | ((GP16I & 0x01) << 16)));
#elif defined(ARDUINO_ARCH_ESP32)
json += ", \"gpio\":" + String((uint32_t)(0));
#endif
json += "}";
server.send(200, "text/json", json);
json = String();
});
//Set menu title
config.title = "FSBrowser";
portal.config(config);
//Register AutoConnect menu
portal.append("/edit", "Edit");
portal.append("/list?dir=\"/\"", "List");
//Replacement as follows to make AutoConnect recognition.
//server.begin();
portal.begin();
DBG_OUTPUT_PORT.println("HTTP server started");
//Relocation as follows to make AutoConnect recognition.
DBG_OUTPUT_PORT.println("");
DBG_OUTPUT_PORT.print("Connected! IP address: ");
DBG_OUTPUT_PORT.println(WiFi.localIP());
//Relocation as follows to make AutoConnect recognition.
if (MDNS.begin(host)) {
MDNS.addService("http", "tcp", 80);
DBG_OUTPUT_PORT.print("Open http://");
DBG_OUTPUT_PORT.print(host);
DBG_OUTPUT_PORT.println(".local/edit to see the file browser");
}
else {
DBG_OUTPUT_PORT.print("mDNS start failed");
}
}
void loop(void){
//Replacement as follows to make AutoConnect recognition.
//server.handleClient();
portal.handleClient();
#ifdef ARDUINO_ARCH_ESP8266
MDNS.update();
#endif
}