add json request support

Makefile

@@ -8,7 +8,7 @@ ifeq ($(UNAME_S),Linux)
 	PF_FLAG=-D_GNU_SOURCE
 endif
 ifeq ($(UNAME_S),Darwin)
-	BUILDIRD=./build
+	BUILDIRD=../ant-build
 	PF_FLAG=
 endif
 CFLAGS=-W -Wall -g -std=c99 -D DEBUG -D USE_DB $(PF_FLAG)

plugin_manager.c

@@ -91,6 +91,13 @@ dictionary decode_request(int client,const char* method,const char* query)
 			//printf("Multi part form : %s\n", ctype);
 			request = decode_multi_part_request(client,ctype);
 		} 
+		else if(strstr(ctype,APP_JSON) > 0)
+		{
+			char* query = json_data_decode(client,clen);
+			request = dict();
+			dput(request,"json", strdup(query));
+			free(query);
+		}
 		else
 		{
 			LOG("Un supported yet %s\n",ctype);
@@ -306,6 +313,21 @@ dictionary decode_url_request(const char* query)
 	free(str_copy);
 	return dic;
 }
+/**
+* Decode JSON query string to string
+*/
+char* json_data_decode(int client,int len)
+{
+	char *query = (char*) malloc((len+1)*sizeof(char));
+    for (int i = 0; i < len; i++) {
+      recv(client, (query+i), 1, 0);
+    }
+    query[len]='\0';
+    //query = url_decode(query);
+    LOG("JSON Query %s\n", query);
+    return query;
+}
+
 /**
  * read the request as a string line format
  * @param  sock socket

plugin_manager.h

@@ -5,6 +5,7 @@
 
 #define FORM_URL_ENCODE  "application/x-www-form-urlencoded"
 #define FORM_MULTI_PART  "multipart/form-data"
+#define APP_JSON		 "application/json"
 #define PLUGIN_HANDLER	 "handler"
 
 struct plugin_entry { 
@@ -26,6 +27,7 @@ dictionary decode_url_request(const char* query);
 dictionary decode_request(int client,const char* method,const char* query);
 dictionary decode_multi_part_request(int,const char*);
 dictionary decode_cookie(const char*);
+char* json_data_decode(int,int);
 char* read_line(int sock);
 int read_buf(int sock,char* buf,int i);
 int execute_plugin(int client, const char *path,

plugins/utils.c

@@ -320,11 +320,16 @@ char to_hex(char code) {
   return hex[code & 15];
 }
 unsigned hash(const char* key, int hash_size)
+{
+	unsigned hashval = simple_hash(key);
+    return hashval % hash_size;	
+}
+unsigned simple_hash(const char* key)
 {
 	unsigned hashval;
     for (hashval = 0; *key != '\0'; key++)
       hashval = *key + 31 * hashval;
-    return hashval % hash_size;	
+	return hashval;
 }
 int is_file(const char* f)
 {

plugins/utils.h

@@ -80,5 +80,6 @@ char *url_encode(const char *str);
 char from_hex(char ch);
 char to_hex(char code);
 unsigned hash(const char*, int);
+unsigned simple_hash(const char*);
 int is_file(const char* f);
 #endif