core: Begin to split some of the largest modules into smaller pieces, starting with HTTP endpoints.

src/httpd.delete.c

@@ -0,0 +1,91 @@
+#include "httpd.js.h"
+
+#include "http.h"
+#include "mem.h"
+#include "ssb.db.h"
+#include "ssb.h"
+#include "task.h"
+#include "util.js.h"
+
+typedef struct _delete_t
+{
+	tf_http_request_t* request;
+	const char* session;
+	int response;
+} delete_t;
+
+static void _httpd_endpoint_delete_work(tf_ssb_t* ssb, void* user_data)
+{
+	delete_t* delete = user_data;
+	tf_http_request_t* request = delete->request;
+
+	JSMallocFunctions funcs = { 0 };
+	tf_get_js_malloc_functions(&funcs);
+	JSRuntime* runtime = JS_NewRuntime2(&funcs, NULL);
+	JSContext* context = JS_NewContext(runtime);
+
+	JSValue jwt = tf_httpd_authenticate_jwt(ssb, context, delete->session);
+	JSValue user = JS_GetPropertyStr(context, jwt, "name");
+	const char* user_string = JS_ToCString(context, user);
+	if (user_string && tf_httpd_is_name_valid(user_string))
+	{
+		tf_httpd_user_app_t* user_app = tf_httpd_parse_user_app_from_path(request->path, "/delete");
+		if (user_app)
+		{
+			if (strcmp(user_string, user_app->user) == 0 || (strcmp(user_app->user, "core") == 0 && tf_ssb_db_user_has_permission(ssb, NULL, user_string, "administration")))
+			{
+				size_t path_length = strlen("path:") + strlen(user_app->app) + 1;
+				char* app_path = tf_malloc(path_length);
+				snprintf(app_path, path_length, "path:%s", user_app->app);
+
+				bool changed = false;
+				changed = tf_ssb_db_remove_value_from_array_property(ssb, user_string, "apps", user_app->app) || changed;
+				changed = tf_ssb_db_remove_property(ssb, user_string, app_path) || changed;
+				delete->response = changed ? 200 : 404;
+				tf_free(app_path);
+			}
+			else
+			{
+				delete->response = 401;
+			}
+		}
+		else
+		{
+			delete->response = 404;
+		}
+		tf_free(user_app);
+	}
+	else
+	{
+		delete->response = 401;
+	}
+
+	JS_FreeCString(context, user_string);
+	JS_FreeValue(context, user);
+	JS_FreeValue(context, jwt);
+	JS_FreeContext(context);
+	JS_FreeRuntime(runtime);
+}
+
+static void _httpd_endpoint_delete_after_work(tf_ssb_t* ssb, int status, void* user_data)
+{
+	delete_t* delete = user_data;
+	const char* k_payload = tf_http_status_text(delete->response ? delete->response : 404);
+	tf_http_respond(delete->request, delete->response ? delete->response : 404, NULL, 0, k_payload, strlen(k_payload));
+	tf_http_request_unref(delete->request);
+	tf_free((void*)delete->session);
+	tf_free(delete);
+}
+
+void tf_httpd_endpoint_delete(tf_http_request_t* request)
+{
+	tf_http_request_ref(request);
+	tf_task_t* task = request->user_data;
+	tf_ssb_t* ssb = tf_task_get_ssb(task);
+	delete_t* delete = tf_malloc(sizeof(delete_t));
+	*delete = (delete_t) {
+		.request = request,
+		.session = tf_http_get_cookie(tf_http_request_get_header(request, "cookie"), "session"),
+	};
+	tf_ssb_run_work(ssb, _httpd_endpoint_delete_work, _httpd_endpoint_delete_after_work, delete);
+}