Mercurial > brewboard / file diff

--- a/main/task_http.c	Sat May 04 11:41:16 2019 +0200
+++ b/main/task_http.c	Sat May 04 21:18:51 2019 +0200
@@ -6,6 +6,7 @@
 #include "config.h"
 #include "mbedtls/base64.h"
 #include "mbedtls/sha1.h"
+#include "cJSON.h"
 
 
 static const char		*TAG = "task_http";
@@ -14,6 +15,8 @@
 static TaskHandle_t             xTaskHTTP  = NULL;
 static TaskHandle_t             xTaskQueue = NULL;
 
+cJSON				*root = NULL;
+cJSON				*touch = NULL;
 
 
 /**
@@ -21,8 +24,9 @@
  * @param buf The buffer
  * @param buflen Length of the buffer
  */
+#if 0
 void dump_buf(char *buf, uint16_t buflen);
-
+#endif
 
 
 /**
@@ -214,6 +218,8 @@
  */
 void websock_callback(uint8_t num, WEBSOCKET_TYPE_t type, char* msg, uint64_t len)
 {
+    char	jbuf[128];
+
     switch(type) {
 	case WEBSOCKET_CONNECT:
 			ESP_LOGI(TAG,"Websocket client %i connected!",num);
@@ -232,13 +238,32 @@
 			break;
 
 	case WEBSOCKET_TEXT:
+			/*
+			 * Handle json actions from the web clients, like button presses.
+			 */
+			if (len < 128) { // Safety, messages are small.
+			    memcpy(jbuf, msg, len);
+                            jbuf[len] = '\0';
+			    if ((root = cJSON_Parse(jbuf))) {
+				if ((touch = cJSON_GetObjectItem(root,"touch"))) {
+				    int x = cJSON_GetObjectItem(touch, "x")->valueint;
+				    int y = cJSON_GetObjectItem(touch, "y")->valueint;
+				    WS_touched(x, y);
+				    break;
+				} else {
+				    ESP_LOGI(TAG,"not json touch");
+				}
+				cJSON_Delete(root);
+			    } else {
+				ESP_LOGI(TAG,"not json");
+			    }
+			}
+			// Log if the message in not processed.
 			ESP_LOGI(TAG,"Websocket client %i sent text message of size %i:\n%s",num,(uint32_t)len,msg);
-			dump_buf(msg, len);
 			break;
 
 	case WEBSOCKET_BIN:
 			ESP_LOGI(TAG,"Websocket client %i sent bin message of size %i:\n",num,(uint32_t)len);
-			dump_buf(msg, len);
 			break;
 
 	case WEBSOCKET_PING:
@@ -253,6 +278,7 @@
 
 
 
+#if 0
 void dump_buf(char *buf, uint16_t buflen)
 {
     int i = 0, l = 1;
@@ -277,6 +303,7 @@
     }
     printf("\n");
 }
+#endif
 
 
 
@@ -398,7 +425,9 @@
 	    return;
 	}
 
+#if 0
 	dump_buf(buf, buflen);
+#endif
 
 	if (strstr(buf, "GET /")) {
 		ESP_LOGI(TAG, "%s request: %s", ipstr, buf);