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Fixed http_request_get_arg_value while saving key-value pairs from request body; #2

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Fixed http_request_get_arg_value while saving key-value pairs from request body; #2

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ec07ec1
Added debug log to verify parsed key-value pairs and fixed context to…
tmedicci Feb 5, 2018
7b73643
GET method example added
tmedicci Feb 12, 2018
58506b6
Added example function to documentation
tmedicci Feb 13, 2018
cf6c707
Added spaces between # and title/subtitle at README.md
tmedicci Feb 13, 2018
60cddcc
Added POST example function.
tmedicci Feb 15, 2018
13ead54
Functional support for HTTPS server based on mbedTLS server example
tmedicci Mar 24, 2018
711bf96
New documentation at README.md
tmedicci Mar 24, 2018
ebcb48c
Added GET/POST examples, certificate chain (server/root), SSL Session…
tmedicci May 27, 2018
69a14e9
Added function to check if HTTP server is currently handling a request
tmedicci Jun 15, 2018
d2ebf31
Added double buffer support while reading HTTP request: if size of da…
tmedicci Jul 10, 2018
2e0e67b
Fixed bug when received a body message without /n at the end. Termina…
tmedicci Jul 17, 2018
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GET method example added
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@tmedicci
tmedicci committed Feb 12, 2018
commit 7b73643728f8304c09e165fe63db736a0ca6873a
44 changes: 44 additions & 0 deletions http_server.c
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,22 @@ static esp_err_t add_keyval_pair(http_header_list_t *list, const char* name, con

static const char* TAG = "http_server";

const static char index_html[] = "<!DOCTYPE html>"
"<html>\n"
"<head>\n"
" <meta name=\"viewport\" content=\"width=device-width, initial-scale=1\">\n"
" <style type=\"text/css\">\n"
" html, body, iframe { margin: 0; padding: 0; height: 100%; }\n"
" iframe { display: block; width: 100%; border: none; }\n"
" </style>\n"
"<title>HELLO ESP32</title>\n"
"</head>\n"
"<body>\n"
"<h1>Hello World, from ESP32!</h1>\n"
"</body>\n"
"</html>\n";


esp_err_t http_register_handler(http_server_t server,
const char* uri_pattern, int method,
int events, http_handler_fn_t callback, void* callback_arg)
Expand Down Expand Up @@ -818,3 +834,31 @@ esp_err_t http_server_stop(http_server_t server)
free(server);
return ESP_OK;
}

static void cb_GET_method(http_context_t http_ctx, void* ctx)
{
size_t response_size = strlen(index_html);
http_response_begin(http_ctx, 200, "text/html", response_size);
http_buffer_t http_index_html = { .data = index_html };
http_response_write(http_ctx, &http_index_html);
http_response_end(http_ctx);
}

esp_err_t simple_GET_method_example(void)
{
http_server_t server;
http_server_options_t http_options = HTTP_SERVER_OPTIONS_DEFAULT();
esp_err_t res;

res = http_server_start(&http_options, &server);
if (res != ESP_OK) {
return res;
}

res = http_register_handler(server, "/", HTTP_GET, HTTP_HANDLE_RESPONSE, &cb_GET_method, NULL);
if (res != ESP_OK) {
return res;
}

return res;
}
10 changes: 10 additions & 0 deletions http_server.h
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Original file line number Diff line number Diff line change
Expand Up @@ -285,6 +285,16 @@ esp_err_t http_response_write(http_context_t http_ctx, const http_buffer_t* buff
*/
esp_err_t http_response_end(http_context_t http_ctx);

/**
* @brief Example of GET method. Responding a simple "Hello World" html. All initializations included.
* @param none
* @return
* - ESP_OK on success
* - other errors in the future?
*/
esp_err_t simple_GET_method_example(void);


#ifdef __cplusplus
}
#endif