Fix env memory bug.

Fix webby.pl::singleton.
Add basic-auth user/pw to Request plstruct.

src/env.c

@@ -70,6 +70,7 @@ struct Environment envForLambda(const Object* params, const Object* arg_forms, i
 
     if (paramCount == 0) {
         if (outer) {
+            outer->refs += 1;
             return *outer;
         }
         env.strings = NULL;

src/examples/web/webby.pl

@@ -18,7 +18,7 @@
 (def div (element "div"))
 (def article (element "article"))
 
-(def singleton (fn (type) (fn (text) (cat "<" type " " (reduce (text "") cat) ">"))))
+(def singleton (fn (type) (fn (text) (cat "<" type " " (reduce text cat "") ">"))))
 (def link (singleton "link"))
 
 (def attribute (fn (type) (fn (value) (cat type "='" value "'"))))

src/object.c

@@ -674,12 +674,17 @@ inline Object boolObject(int b)
     return o;
 }
 
-// Skips first and last chars! Assumed to be '"'
+/// Skips first and last chars! Assumed to be '"'
 inline Object objFromSlice(const char* string, int len)
 {
     return stringFromSlice(&string[1], len - 1);
 }
 
+inline Object nullTerminated(const char* string)
+{
+    return stringFromSlice(string, strlen(string));
+}
+
 inline Object stringFromSlice(const char* string, int len)
 {
     Object o = symFromSlice(string, len);

src/object.h

@@ -200,6 +200,8 @@ Object startList(Object start);
 
 Object objFromSlice(const char* string, int len);
 
+Object nullTerminated(const char* string);
+
 Object stringFromSlice(const char* string, int len);
 
 Object symFromSlice(const char* string, int len);

src/web.c

@@ -74,16 +74,25 @@ answer_to_connection(void* cls, struct MHD_Connection* connection,
                      size_t* upload_data_size, void** con_cls)
 {
     char* page = NULL;
-    printf("%s URL: '%s' :: ", method, url);
-    printf("version: %s\n", version);
+    printf("%s :: %s URL: '%s'\n", method, version, url);
+    if (upload_data) {
         printf("upload_data: %s\n", upload_data);
+    }
     for (int i = 0; i < routeCount; i++) {
         if (methodMatches(method, &routes[i]) && strcmp(url, routes[i].path) == 0) {
             Object queryParams = listObject();
             MHD_get_connection_values(connection, MHD_GET_ARGUMENT_KIND, add_query_param, &queryParams);
+            char* password = NULL;
+            char* username = MHD_basic_auth_get_username_password(connection, &password);
+            Object usernameO = username ? nullTerminated(username) : stringFromSlice("", 0);
+            Object passwordO = password ? nullTerminated(password) : stringFromSlice("", 0);
+            MHD_free(username);
+            MHD_free(password);
 
             Object res = structObject(requestDefinition);
             res.structObject->fields[0] = queryParams;
+            res.structObject->fields[1] = usernameO;
+            res.structObject->fields[2] = passwordO;
             Object route = cloneObject(routes[i].routeAction);
 
             Object result = listEvalLambda(&route, &res, 2, routes[i].env);
@@ -99,10 +108,6 @@ answer_to_connection(void* cls, struct MHD_Connection* connection,
     }
 
     (void) cls;               /* Unused. Silent compiler warning. */
-    (void) url;               /* Unused. Silent compiler warning. */
-    (void) method;            /* Unused. Silent compiler warning. */
-    (void) version;           /* Unused. Silent compiler warning. */
-    (void) upload_data;       /* Unused. Silent compiler warning. */
     (void) upload_data_size;  /* Unused. Silent compiler warning. */
     (void) con_cls;           /* Unused. Silent compiler warning. */
 
@@ -117,7 +122,7 @@ answer_to_connection(void* cls, struct MHD_Connection* connection,
 void initialize()
 {
     printf("Initializing...\n");
-    Object o = parseEval("(struct Request (queryParams))", global());
+    Object o = parseEval("(struct Request (queryParams username password))", global());
     cleanObject(&o);
     requestDefinition = getStructIndex("Request");
 }