added http_post

SCRIPTING.md

@@ -44,6 +44,7 @@ In general, scripts conform to the following BNF:
              settimer <num> <expr> |
              setvar ($[any ASCII]* | @<num>) = <expr> |
              http_get <expr> |
+             http_post <expr> <expr> |
              gpio_pinmode <num> (input|output) [pullup] |
              gpio_out <num> <expr> |
              gpio_pwm <num> <num> |
@@ -149,7 +150,12 @@ Flash variables can also be used for storing config parameters or handing them o
 ```
 http_get <expr>
 ```
-Sends an HTTP request to the URL given in the expression.
+Sends an HTTP GET request to the URL given in the expression.
+
+```
+http_post <expr> <expr>
+```
+Sends an HTTP POST request to the URL given in the first expression with the post data from the second expression.
 
 ```
 gpio_pinmode <num> (input|output) [pullup]

firmware/sha1sums

@@ -1,2 +1,2 @@
-6a34ad8fa228aea1d144d4c3f193a90b49d27c53  0x00000.bin
-75e586b61a2a6924d1e6186d8b0a466cc2063a61  0x10000.bin
+7d439d81815850d151040d962e550f17cc914e19  0x00000.bin
+06c6e4b1e89a1cc0ddaf8c91265e9eac35253a02  0x10000.bin

user/lang.c

@@ -943,6 +943,33 @@ int ICACHE_FLASH_ATTR parse_action(int next_token, bool doit) {
 		http_get(url_data, "", interpreter_http_reply);
 	    }
 	}
+
+	else if (is_token(next_token, "http_post")) {
+	    len_check(2);
+
+	    char *url_data;
+	    int url_len;
+	    Value_Type url_type;
+	    if ((next_token = parse_expression(next_token + 1, &url_data, &url_len, &url_type, doit)) == -1)
+		return -1;
+
+	    // Copy, in case it is in tmp_buffer
+	    if (!doit)
+		url_len = 0;
+	    char post_url[url_len+1];
+	    os_memcpy(post_url, url_data, url_len);
+	    post_url[url_len] = '\0';
+
+	    char *post_data;
+	    int post_len;
+	    Value_Type post_type;
+	    if ((next_token = parse_expression(next_token + 1, &post_data, &post_len, &post_type, doit)) == -1)
+		return -1;
+
+	    if (doit) {
+		http_post(post_url, post_data, "", interpreter_http_reply);
+	    }
+	}
 #endif
 #ifdef GPIO
 	else if (is_token(next_token, "gpio_pinmode")) {