📂 Adds filesystem service

2024-05-02 18:27:21 +02:00
parent 16481b4054
commit a82f7bcb46
9 changed files with 172 additions and 2 deletions
@@ -0,0 +1,72 @@
+#ifndef FileExplorer_h
+#define FileExplorer_h
+
+#include <ESPFS.h>
+#include <PsychicHttp.h>
+#include <SecurityManager.h>
+
+#define FILE_EXPLORER_SERVICE_PATH "/api/files/list"
+
+class FileExplorer
+{
+  public:
+    FileExplorer(PsychicHttpServer *server, SecurityManager *securityManager)
+        : _server(server), _securityManager(securityManager)
+    {
+    }
+
+    void begin()
+    {
+        _server->on(FILE_EXPLORER_SERVICE_PATH, HTTP_GET,
+                    _securityManager->wrapRequest(std::bind(&FileExplorer::explore, this, std::placeholders::_1),
+                                                  AuthenticationPredicates::IS_AUTHENTICATED));
+
+        ESP_LOGV("APStatus", "Registered GET endpoint: %s", FILE_EXPLORER_SERVICE_PATH);
+    }
+
+  private:
+    PsychicHttpServer *_server;
+    SecurityManager *_securityManager;
+    esp_err_t explore(PsychicRequest *request)
+    {
+        return request->reply(200, "application/json", listFiles("/").c_str());
+    }
+
+    String listFiles(const String &directory, bool isRoot = true)
+    {
+        File root = ESPFS.open(directory.startsWith("/") ? directory : "/" + directory);
+        if (!root.isDirectory())
+        {
+            return "";
+        }
+
+        File file = root.openNextFile();
+        String output = isRoot ? "{ \"root\": {" : "{";
+
+        while (file)
+        {
+            if (file.isDirectory())
+            {
+                output += "\"" + String(file.name()) + "\": " + listFiles(file.name(), false) + ", ";
+            }
+            else
+            {
+                output += "\"" + String(file.name()) + "\": " + String(file.size()) + ", ";
+            }
+            file = root.openNextFile();
+        }
+
+        if (output.endsWith(", "))
+        {
+            output.remove(output.length() - 2);
+        }
+        output += "}";
+        if (isRoot)
+        {
+            output += "}";
+        }
+        return output;
+    }
+};
+
+#endif // end FileExplorer_h