|
@@ -0,0 +1,61 @@
|
|
|
|
|
+#include <stdio.h>
|
|
|
|
|
+#include <string.h>
|
|
|
|
|
+#include "mongoose.h"
|
|
|
|
|
+
|
|
|
|
|
+static const char *html_form =
|
|
|
|
|
+ "<html><body>POST example."
|
|
|
|
|
+ "<form method=\"POST\" action=\"/handle_post_request\">"
|
|
|
|
|
+ "Input 1: <input type=\"text\" name=\"input_1\" /> <br/>"
|
|
|
|
|
+ "Input 2: <input type=\"text\" name=\"input_2\" /> <br/>"
|
|
|
|
|
+ "<input type=\"submit\" />"
|
|
|
|
|
+ "</form></body></html>";
|
|
|
|
|
+
|
|
|
|
|
+static void *callback(enum mg_event event,
|
|
|
|
|
+ struct mg_connection *conn) {
|
|
|
|
|
+ const struct mg_request_info *ri = mg_get_request_info(conn);
|
|
|
|
|
+
|
|
|
|
|
+ if (event == MG_NEW_REQUEST) {
|
|
|
|
|
+ if (!strcmp(ri->uri, "/handle_post_request")) {
|
|
|
|
|
+ // User has submitted a form, show submitted data and a variable value
|
|
|
|
|
+ char post_data[1024],
|
|
|
|
|
+ input1[sizeof(post_data)], input2[sizeof(post_data)];
|
|
|
|
|
+ int post_data_len;
|
|
|
|
|
+
|
|
|
|
|
+ // Read POST data
|
|
|
|
|
+ post_data_len = mg_read(conn, post_data, sizeof(post_data));
|
|
|
|
|
+
|
|
|
|
|
+ // Parse form data. input1 and input2 are guaranteed to be NUL-terminated
|
|
|
|
|
+ mg_get_var(post_data, post_data_len, "input_1", input1, sizeof(input1));
|
|
|
|
|
+ mg_get_var(post_data, post_data_len, "input_2", input2, sizeof(input2));
|
|
|
|
|
+
|
|
|
|
|
+ mg_printf(conn, "HTTP/1.0 200 OK\r\n"
|
|
|
|
|
+ "Content-Type: text/plain\r\n\r\n"
|
|
|
|
|
+ "Submitted data: [%.*s]\n"
|
|
|
|
|
+ "Submitted data length: %d bytes\n"
|
|
|
|
|
+ "input_1: [%s]\n"
|
|
|
|
|
+ "input_2: [%s]\n",
|
|
|
|
|
+ post_data_len, post_data, post_data_len, input1, input2);
|
|
|
|
|
+ } else {
|
|
|
|
|
+ // Show HTML form.
|
|
|
|
|
+ mg_printf(conn, "HTTP/1.0 200 OK\r\n"
|
|
|
|
|
+ "Content-Length: %d\r\n"
|
|
|
|
|
+ "Content-Type: text/html\r\n\r\n%s",
|
|
|
|
|
+ (int) strlen(html_form), html_form);
|
|
|
|
|
+ }
|
|
|
|
|
+ // Mark as processed
|
|
|
|
|
+ return "";
|
|
|
|
|
+ } else {
|
|
|
|
|
+ return NULL;
|
|
|
|
|
+ }
|
|
|
|
|
+}
|
|
|
|
|
+
|
|
|
|
|
+int main(void) {
|
|
|
|
|
+ struct mg_context *ctx;
|
|
|
|
|
+ const char *options[] = {"listening_ports", "8080", NULL};
|
|
|
|
|
+
|
|
|
|
|
+ ctx = mg_start(&callback, NULL, options);
|
|
|
|
|
+ getchar(); // Wait until user hits "enter"
|
|
|
|
|
+ mg_stop(ctx);
|
|
|
|
|
+
|
|
|
|
|
+ return 0;
|
|
|
|
|
+}
|
Sergey Lyubka