add HTTP/Delete method handler for SPIFFS

src/meshwifi/meshhttp.cpp

@@ -55,6 +55,7 @@ void handleFavicon(HTTPRequest *req, HTTPResponse *res);
 void handleRoot(HTTPRequest *req, HTTPResponse *res);
 void handleStaticBrowse(HTTPRequest *req, HTTPResponse *res);
 void handleStaticPost(HTTPRequest *req, HTTPResponse *res);
+void handleStaticDelete(HTTPRequest *req, HTTPResponse *res);
 void handleStatic(HTTPRequest *req, HTTPResponse *res);
 void handleRestart(HTTPRequest *req, HTTPResponse *res);
 void handle404(HTTPRequest *req, HTTPResponse *res);
@@ -240,6 +241,7 @@ void initWebServer()
     ResourceNode *nodeRoot = new ResourceNode("/", "GET", &handleRoot);
     ResourceNode *nodeStaticBrowse = new ResourceNode("/static", "GET", &handleStaticBrowse);
     ResourceNode *nodeStaticPOST = new ResourceNode("/static", "POST", &handleStaticPost);
+    ResourceNode *nodeStaticDelete = new ResourceNode("/static", "DELETE", &handleStaticDelete);
     ResourceNode *nodeStatic = new ResourceNode("/static/*", "GET", &handleStatic);
     ResourceNode *nodeRestart = new ResourceNode("/restart", "POST", &handleRestart);
     ResourceNode *node404 = new ResourceNode("", "GET", &handle404);
@@ -257,6 +259,7 @@ void initWebServer()
     secureServer->registerNode(nodeRoot);
     secureServer->registerNode(nodeStaticBrowse);
     secureServer->registerNode(nodeStaticPOST);
+    secureServer->registerNode(nodeStaticDelete);
     secureServer->registerNode(nodeStatic);
     secureServer->registerNode(nodeRestart);
     secureServer->registerNode(nodeFormUpload);
@@ -276,6 +279,7 @@ void initWebServer()
     insecureServer->registerNode(nodeRoot);
     insecureServer->registerNode(nodeStaticBrowse);
     insecureServer->registerNode(nodeStaticPOST);
+    insecureServer->registerNode(nodeStaticDelete);
     insecureServer->registerNode(nodeStatic);
     insecureServer->registerNode(nodeRestart);
     insecureServer->registerNode(nodeFormUpload);
@@ -389,6 +393,31 @@ void handleStaticPost(HTTPRequest *req, HTTPResponse *res)
     res->println("</body></html>");
 }
 
+void handleStaticDelete(HTTPRequest *req, HTTPResponse *res)
+{
+  ResourceParameters *params = req->getParams();
+  std::string paramValDelete;
+
+  res->setHeader("Content-Type", "application/json");
+  if (params->getQueryParameter("delete", paramValDelete)) {
+    std::string pathDelete = "/" + paramValDelete;
+    if (SPIFFS.remove(pathDelete.c_str())) {
+        Serial.println(pathDelete.c_str());
+        res->println("{");
+        res->println("\"status\": \"ok\"");
+        res->println("}");
+        return;
+    } else {
+        Serial.println(pathDelete.c_str());
+        res->println("{");
+        res->println("\"status\": \"Error\"");
+        res->println("}");
+        return;
+    }
+  }
+}
+
+
 void handleSpiffsBrowseStatic(HTTPRequest *req, HTTPResponse *res)
 {
     // jm