Finish user creation
[blerg.git] / http_blerg.c
index 8543fb8..6a6de82 100644 (file)
@@ -4,20 +4,51 @@
 #include <microhttpd.h>
 #include "database.h"
 #include "tags.h"
+#include "auth.h"
 
 #define URL_INFO_AUTHOR 0x1
 #define URL_INFO_RECORD 0x2
 #define DERP "DERP DERP DERP"
-#define NOTFOUND "<html><head><title>404 Not Found</title></head><body><h1>404 Not Found</h1>I couldn't find that.</body></html>"
 
-struct MHD_Response *response404;
+struct create_state {
+       struct MHD_PostProcessor *pp;
+       char username[33];
+       char password[33];
+};
+
+struct MHD_Response *response_404;
+struct MHD_Response *response_501;
+struct MHD_Response *response_JSON_Success;
+struct MHD_Response *response_JSON_Failure;
 
 void init_responses() {
-       response404 = MHD_create_response_from_data(strlen(NOTFOUND), NOTFOUND, MHD_NO, MHD_NO);
+#define CONTENT_404 "<html><head><title>404 Not Found</title></head><body><h1>404 Not Found</h1>I couldn't find that.</body></html>"
+       response_404 = MHD_create_response_from_data(strlen(CONTENT_404), CONTENT_404, MHD_NO, MHD_NO);
+
+#define CONTENT_501 "<html><head><title>501 Not Implemented</title></head><body><h1>501 Not Implemented</h1>I'm sorry, Dave. I'm afraid I can't do that.</body></html>"
+       response_501 = MHD_create_response_from_data(strlen(CONTENT_501), CONTENT_501, MHD_NO, MHD_NO);
+
+#define JSON_SUCCESS "{status: \"success\"}"
+       response_JSON_Success = MHD_create_response_from_data(strlen(JSON_SUCCESS), JSON_SUCCESS, MHD_NO, MHD_NO);
+
+#define JSON_FAILURE "{status: \"failure\"}"
+       response_JSON_Failure = MHD_create_response_from_data(strlen(JSON_FAILURE), JSON_FAILURE, MHD_NO, MHD_NO);
 }
 
 int respond_404(struct MHD_Connection *connection) {
-       return MHD_queue_response(connection, MHD_HTTP_NOT_FOUND, response404);
+       return MHD_queue_response(connection, MHD_HTTP_NOT_FOUND, response_404);
+}
+
+int respond_501(struct MHD_Connection *connection) {
+       return MHD_queue_response(connection, MHD_HTTP_NOT_IMPLEMENTED, response_501);
+}
+
+int respond_JSON_Success(struct MHD_Connection *connection) {
+       return MHD_queue_response(connection, MHD_HTTP_OK, response_JSON_Success);
+}
+
+int respond_JSON_Failure(struct MHD_Connection *connection) {
+       return MHD_queue_response(connection, MHD_HTTP_OK, response_JSON_Failure);
 }
 
 int parse_url_info(const char *url, char *author, uint64_t *record) {
@@ -45,6 +76,20 @@ int parse_url_info(const char *url, char *author, uint64_t *record) {
        return ret;
 }
 
+int POST_create_iterator(void *cls, enum MHD_ValueKind kind, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size) {
+       struct create_state *cs = cls;
+
+       if (strncmp(key, "username", 8) == 0) {
+               if (size > 32) size = 32;
+               memcpy(cs->username, data, size);
+               cs->username[size] = 0;
+       } else if (strncmp(key, "password", 8) == 0) {
+               if (size > 32) size = 32;
+               memcpy(cs->password, data, size);
+               cs->password[size] = 0;
+       }
+}
+
 static int
 ahc_derp (void *cls, struct MHD_Connection *connection, const char *url, const char *method,
          const char *version, const char *upload_data, size_t *upload_data_size, void **ptr) {
@@ -60,7 +105,10 @@ ahc_derp (void *cls, struct MHD_Connection *connection, const char *url, const c
                if (url[4] != '/')
                        return respond_404(connection);
                ret = parse_url_info(url + 5, author, &record);
-               if (ret & URL_INFO_AUTHOR == 0)
+               if ((ret & URL_INFO_AUTHOR) == 0)
+                       return respond_404(connection);
+
+               if (!blerg_exists(author))
                        return respond_404(connection);
 
                if (ret & URL_INFO_RECORD) {
@@ -141,6 +189,39 @@ ahc_derp (void *cls, struct MHD_Connection *connection, const char *url, const c
                ret = MHD_queue_response(connection, MHD_HTTP_OK, response);  
                MHD_destroy_response(response);
                return ret;
+       } else if (strncmp(url, "/create", 8) == 0) {
+               struct create_state *cs = (struct create_state *) *ptr;
+
+               if (cs == NULL) {
+                       if (strcmp(method, MHD_HTTP_METHOD_POST) != 0)
+                               return respond_501(connection);
+
+                       struct create_state *cs = malloc(sizeof(struct create_state));
+                       cs->username[0] = cs->password[0] = 0;
+                       cs->pp = MHD_create_post_processor(connection, 1024, &POST_create_iterator, cs);
+                       *ptr = cs;
+                       return MHD_YES;
+               }
+
+               if (*upload_data_size) {
+                       MHD_post_process(cs->pp, upload_data, *upload_data_size);
+                       *upload_data_size = 0;
+                       return MHD_YES;
+               } else {
+                       if (cs->username[0] == 0 || cs->password[0] == 0)
+                               return respond_JSON_Failure(connection);
+
+                       if (blerg_exists(cs->username))
+                               return respond_JSON_Failure(connection);
+
+                       struct blerg *b = blerg_open(cs->username);
+                       blerg_close(b);
+                       auth_set_password(cs->username, cs->password);
+
+                       MHD_destroy_post_processor(cs->pp);
+                       free(cs);
+                       return respond_JSON_Success(connection);
+               }
        } else {
                return respond_404(connection);
        }