2020-02-03 07:00:36 +03:00
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// Copyright (c) 2019-2020 Alexander Medvednikov. All rights reserved.
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2019-10-24 19:44:49 +03:00
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// Use of this source code is governed by an MIT license
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// that can be found in the LICENSE file.
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2019-07-29 19:21:36 +03:00
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module vweb
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2020-04-26 14:49:31 +03:00
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import os
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import net
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import net.http
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import net.urllib
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import strings
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2020-06-23 22:02:17 +03:00
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import time
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2019-07-29 19:21:36 +03:00
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2019-12-23 13:24:53 +03:00
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pub const (
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2020-07-28 07:13:19 +03:00
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methods_with_form = [http.Method.post, .put, .patch]
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2020-05-22 18:36:09 +03:00
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header_server = 'Server: VWeb\r\n'
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header_connection_close = 'Connection: close\r\n'
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headers_close = '${header_server}${header_connection_close}\r\n'
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2020-08-14 02:43:57 +03:00
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http_404 = 'HTTP/1.1 404 Not Found\r\nContent-Type: text/plain\r\nContent-Length: 13\r\n${headers_close}404 Not Found'
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2020-05-22 18:36:09 +03:00
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http_500 = 'HTTP/1.1 500 Internal Server Error\r\nContent-Type: text/plain\r\n${headers_close}500 Internal Server Error'
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2019-09-05 15:46:24 +03:00
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mime_types = {
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'.css': 'text/css; charset=utf-8',
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'.gif': 'image/gif',
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'.htm': 'text/html; charset=utf-8',
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'.html': 'text/html; charset=utf-8',
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'.jpg': 'image/jpeg',
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'.js': 'application/javascript',
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2020-09-11 23:14:44 +03:00
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'.json': 'application/json',
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2020-07-03 18:17:25 +03:00
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'.md': 'text/markdown; charset=utf-8',
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2019-09-05 15:46:24 +03:00
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'.pdf': 'application/pdf',
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'.png': 'image/png',
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'.svg': 'image/svg+xml',
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'.txt': 'text/plain; charset=utf-8',
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'.wasm': 'application/wasm',
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2019-09-05 15:46:24 +03:00
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'.xml': 'text/xml; charset=utf-8'
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}
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2020-05-22 18:36:09 +03:00
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max_http_post_size = 1024 * 1024
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default_port = 8080
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2019-08-10 10:12:17 +03:00
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)
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2019-10-24 19:44:49 +03:00
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pub struct Context {
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mut:
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static_files map[string]string
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static_mime_types map[string]string
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2020-06-28 00:22:37 +03:00
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content_type string = 'text/plain'
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2020-08-09 19:05:06 +03:00
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status string = '200 OK'
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2019-10-24 19:44:49 +03:00
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pub:
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req http.Request
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conn net.Socket
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// TODO Response
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2020-05-27 04:38:21 +03:00
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pub mut:
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form map[string]string
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query map[string]string
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2019-10-24 19:44:49 +03:00
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headers string // response headers
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2019-12-09 17:10:44 +03:00
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done bool
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2020-06-23 22:02:17 +03:00
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page_gen_start i64
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2020-07-07 22:35:56 +03:00
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form_error string
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2019-09-05 15:46:24 +03:00
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}
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2020-07-05 17:44:23 +03:00
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pub struct Cookie {
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name string
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value string
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2020-07-19 22:42:50 +03:00
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expires time.Time
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2020-07-05 17:44:23 +03:00
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secure bool
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http_only bool
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}
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2020-06-20 04:12:35 +03:00
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pub struct Result {}
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2020-05-17 14:51:18 +03:00
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fn (mut ctx Context) send_response_to_client(mimetype string, res string) bool {
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2019-12-11 17:32:54 +03:00
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if ctx.done { return false }
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ctx.done = true
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mut sb := strings.new_builder(1024)
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2020-06-28 14:56:38 +03:00
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defer { sb.free() }
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sb.write('HTTP/1.1 ${ctx.status}')
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sb.write('\r\nContent-Type: ${mimetype}')
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sb.write('\r\nContent-Length: ${res.len}')
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2019-12-11 17:32:54 +03:00
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sb.write(ctx.headers)
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sb.write('\r\n')
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2020-05-22 18:36:09 +03:00
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sb.write(headers_close)
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2019-12-11 17:32:54 +03:00
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sb.write(res)
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2020-06-28 20:55:53 +03:00
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s := sb.str()
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defer {
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s.free()
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}
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ctx.conn.send_string(s) or { return false }
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2019-12-11 17:32:54 +03:00
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return true
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}
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2020-05-17 14:51:18 +03:00
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pub fn (mut ctx Context) html(s string) {
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2019-12-11 17:32:54 +03:00
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ctx.send_response_to_client('text/html', s)
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2019-09-05 15:46:24 +03:00
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}
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2019-07-30 16:46:10 +03:00
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2020-06-27 14:56:15 +03:00
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pub fn (mut ctx Context) text(s string) Result {
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2019-12-11 17:32:54 +03:00
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ctx.send_response_to_client('text/plain', s)
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2020-06-28 00:22:37 +03:00
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return Result{}
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2019-09-05 15:46:24 +03:00
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}
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2019-07-29 19:21:36 +03:00
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2020-06-27 14:56:15 +03:00
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pub fn (mut ctx Context) json(s string) Result {
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2019-12-11 17:32:54 +03:00
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ctx.send_response_to_client('application/json', s)
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2020-06-28 00:22:37 +03:00
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return Result{}
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}
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pub fn (mut ctx Context) ok(s string) Result {
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ctx.send_response_to_client(ctx.content_type, s)
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return Result{}
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}
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2019-07-29 19:21:36 +03:00
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2020-06-30 22:04:00 +03:00
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pub fn (mut ctx Context) redirect(url string) Result {
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if ctx.done { return Result{} }
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2019-12-11 17:32:54 +03:00
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ctx.done = true
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2020-06-30 22:04:00 +03:00
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ctx.conn.send_string('HTTP/1.1 302 Found\r\nLocation: ${url}${ctx.headers}\r\n${headers_close}') or { return Result{} }
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return Result{}
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2019-09-05 15:46:24 +03:00
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}
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2019-07-29 19:21:36 +03:00
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2020-06-27 14:56:15 +03:00
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pub fn (mut ctx Context) not_found() Result {
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if ctx.done { return vweb.Result{} }
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2019-12-11 17:32:54 +03:00
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ctx.done = true
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2020-06-27 14:56:15 +03:00
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ctx.conn.send_string(http_404) or {}
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return vweb.Result{}
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2019-09-05 15:46:24 +03:00
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}
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2019-08-02 05:04:48 +03:00
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2020-07-05 17:44:23 +03:00
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pub fn (mut ctx Context) set_cookie(cookie Cookie) {
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2020-07-19 22:42:50 +03:00
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mut cookie_data := []string{}
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mut secure := if cookie.secure { "Secure;" } else { "" }
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secure += if cookie.http_only { " HttpOnly" } else { " " }
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cookie_data << secure
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if cookie.expires.unix > 0 {
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cookie_data << 'expires=${cookie.expires.utc_string()}'
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}
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data := cookie_data.join(' ')
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ctx.add_header('Set-Cookie', '$cookie.name=$cookie.value; $data')
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2020-07-05 17:44:23 +03:00
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}
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2020-10-15 22:04:42 +03:00
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pub fn (mut ctx Context) set_cookie_old(key string, val string) {
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2019-12-11 17:32:54 +03:00
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// TODO support directives, escape cookie value (https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Set-Cookie)
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2020-07-05 17:44:23 +03:00
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//ctx.add_header('Set-Cookie', '${key}=${val}; Secure; HttpOnly')
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ctx.add_header('Set-Cookie', '${key}=${val}; HttpOnly')
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2019-09-05 15:46:24 +03:00
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}
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2019-07-29 19:21:36 +03:00
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2020-06-28 00:22:37 +03:00
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pub fn (mut ctx Context) set_content_type(typ string) {
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ctx.content_type = typ
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}
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2020-10-15 22:04:42 +03:00
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pub fn (mut ctx Context) set_cookie_with_expire_date(key string, val string, expire_date time.Time) {
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ctx.add_header('Set-Cookie', '$key=$val; Secure; HttpOnly; expires=${expire_date.utc_string()}')
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}
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2019-12-06 15:24:53 +03:00
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pub fn (ctx &Context) get_cookie(key string) ?string { // TODO refactor
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2019-12-13 21:11:40 +03:00
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mut cookie_header := ctx.get_header('cookie')
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if cookie_header == '' {
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cookie_header = ctx.get_header('Cookie')
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}
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cookie_header = ' ' + cookie_header
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//println('cookie_header="$cookie_header"')
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//println(ctx.req.headers)
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2019-09-05 15:46:24 +03:00
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cookie := if cookie_header.contains(';') {
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2019-12-08 01:48:49 +03:00
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cookie_header.find_between(' $key=', ';')
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2019-09-05 15:46:24 +03:00
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} else {
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2019-12-08 01:48:49 +03:00
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cookie_header.find_between(' $key=', '\r')
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2019-09-05 15:46:24 +03:00
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}
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if cookie != '' {
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2019-12-08 01:48:49 +03:00
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return cookie.trim_space()
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2019-09-05 15:46:24 +03:00
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}
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return error('Cookie not found')
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}
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2019-07-29 19:21:36 +03:00
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2020-08-09 19:05:06 +03:00
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pub fn (mut ctx Context) set_status(code int, desc string) {
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if code < 100 || code > 599 {
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ctx.status = '500 Internal Server Error'
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} else {
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ctx.status = '$code $desc'
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}
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}
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2020-10-15 22:04:42 +03:00
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pub fn (mut ctx Context) add_header(key string, val string) {
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2019-12-06 15:24:53 +03:00
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//println('add_header($key, $val)')
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2019-12-11 17:32:54 +03:00
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ctx.headers = ctx.headers + '\r\n$key: $val'
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2019-12-06 15:24:53 +03:00
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//println(ctx.headers)
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2019-07-29 19:21:36 +03:00
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}
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2019-12-23 13:24:53 +03:00
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pub fn (ctx &Context) get_header(key string) string {
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2019-12-07 00:44:22 +03:00
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return ctx.req.headers[key]
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2019-09-05 15:46:24 +03:00
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}
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2019-07-29 19:21:36 +03:00
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2019-12-20 03:02:16 +03:00
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//fn handle_conn(conn net.Socket) {
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//println('handle')
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//}
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pub fn run<T>(port int) {
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2020-06-07 11:02:35 +03:00
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mut app := T{}
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run_app<T>(mut app, port)
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2020-06-10 12:23:41 +03:00
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}
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2020-06-07 11:02:35 +03:00
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pub fn run_app<T>(mut app T, port int) {
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2020-06-10 12:50:06 +03:00
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println('Running a Vweb app on http://localhost:$port')
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2019-10-24 19:44:49 +03:00
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l := net.listen(port) or { panic('failed to listen') }
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2019-12-20 03:02:16 +03:00
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app.vweb = Context{}
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2020-06-10 12:23:41 +03:00
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app.init_once()
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2020-11-05 23:58:31 +03:00
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$for method in T.methods {
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$if method.return_type is Result {
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// check routes for validity
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}
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2020-11-08 11:14:24 +03:00
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}
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2019-12-20 03:02:16 +03:00
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//app.reset()
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2019-07-29 19:21:36 +03:00
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for {
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2019-12-11 17:32:54 +03:00
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conn := l.accept() or { panic('accept() failed') }
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2020-06-01 16:43:54 +03:00
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//handle_conn<T>(conn, mut app)
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2020-06-05 22:04:18 +03:00
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handle_conn<T>(conn, mut app)
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2020-06-23 22:02:17 +03:00
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//app.vweb.page_gen_time = time.ticks() - t
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//eprintln('handle conn() took ${time.ticks()-t}ms')
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2019-12-13 23:01:36 +03:00
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//message := readall(conn)
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//println(message)
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/*
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2020-05-22 18:36:09 +03:00
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if message.len > max_http_post_size {
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println('message.len = $message.len > max_http_post_size')
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conn.send_string(http_500) or {}
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2019-11-22 08:22:11 +03:00
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conn.close() or {}
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2019-12-11 17:32:54 +03:00
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continue
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2019-08-11 15:07:22 +03:00
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}
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2019-12-13 23:01:36 +03:00
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*/
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2019-12-13 21:11:40 +03:00
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2019-12-13 23:01:36 +03:00
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//lines := message.split_into_lines()
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//println(lines)
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2019-12-13 21:11:40 +03:00
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2019-12-13 23:01:36 +03:00
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/*
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2019-12-11 19:20:46 +03:00
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if lines.len < 2 {
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2020-05-22 18:36:09 +03:00
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conn.send_string(http_500) or {}
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2019-12-11 19:20:46 +03:00
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conn.close() or {}
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continue
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}
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2019-12-13 23:01:36 +03:00
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*/
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2019-12-20 03:02:16 +03:00
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}
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}
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2019-12-13 21:11:40 +03:00
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2020-06-05 22:04:18 +03:00
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fn handle_conn<T>(conn net.Socket, mut app T) {
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2020-07-10 10:49:39 +03:00
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defer { conn.close() or {} }
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2020-06-05 21:57:02 +03:00
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//fn handle_conn<T>(conn net.Socket, app_ T) T {
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//mut app := app_
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2019-12-20 03:02:16 +03:00
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//first_line := strip(lines[0])
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2020-06-23 22:02:17 +03:00
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page_gen_start := time.ticks()
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2019-12-20 03:02:16 +03:00
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first_line := conn.read_line()
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2020-06-10 12:50:06 +03:00
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$if debug {
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2020-06-23 19:16:24 +03:00
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println('firstline="$first_line"')
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2020-06-10 12:50:06 +03:00
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}
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2019-12-20 03:02:16 +03:00
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// Parse the first line
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// "GET / HTTP/1.1"
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//first_line := s.all_before('\n')
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vals := first_line.split(' ')
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if vals.len < 2 {
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println('no vals for http')
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2020-05-22 18:36:09 +03:00
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conn.send_string(http_500) or {}
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2020-06-05 22:04:18 +03:00
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return
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2019-12-20 03:02:16 +03:00
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//continue
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}
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2020-04-26 14:49:31 +03:00
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mut headers := []string{}
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2019-12-20 03:02:16 +03:00
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mut body := ''
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mut in_headers := true
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mut len := 0
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//for line in lines[1..] {
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2020-05-17 15:15:04 +03:00
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for _ in 0..100 {
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2019-12-20 03:02:16 +03:00
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//println(j)
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line := conn.read_line()
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sline := strip(line)
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if sline == '' {
|
|
|
|
//if in_headers {
|
|
|
|
// End of headers, no body => exit
|
|
|
|
if len == 0 {
|
2019-12-13 23:01:36 +03:00
|
|
|
break
|
|
|
|
}
|
2019-12-20 03:02:16 +03:00
|
|
|
//} //else {
|
|
|
|
// End of body
|
|
|
|
//break
|
|
|
|
//}
|
|
|
|
in_headers = false
|
2019-10-24 19:44:49 +03:00
|
|
|
}
|
2019-12-20 03:02:16 +03:00
|
|
|
if in_headers {
|
|
|
|
//println(sline)
|
|
|
|
headers << sline
|
|
|
|
if sline.starts_with('Content-Length') {
|
|
|
|
len = sline.all_after(': ').int()
|
|
|
|
//println('GOT CL=$len')
|
2019-08-20 11:18:12 +03:00
|
|
|
}
|
2019-12-20 03:02:16 +03:00
|
|
|
} else {
|
2020-08-13 21:07:26 +03:00
|
|
|
body += line.trim_left('\r\n')
|
2020-08-13 20:55:33 +03:00
|
|
|
if body.len >= len {
|
2019-12-20 03:02:16 +03:00
|
|
|
break
|
|
|
|
}
|
|
|
|
//println('body:$body')
|
2019-10-24 19:44:49 +03:00
|
|
|
}
|
2019-12-20 03:02:16 +03:00
|
|
|
}
|
2019-07-31 07:10:53 +03:00
|
|
|
|
2019-12-20 03:02:16 +03:00
|
|
|
req := http.Request{
|
|
|
|
headers: http.parse_headers(headers) //s.split_into_lines())
|
2020-03-16 16:30:55 +03:00
|
|
|
data: strip(body)
|
2019-12-20 03:02:16 +03:00
|
|
|
ws_func: 0
|
|
|
|
user_ptr: 0
|
2020-07-28 07:13:19 +03:00
|
|
|
method: http.method_from_str(vals[0])
|
2019-12-20 03:02:16 +03:00
|
|
|
url: vals[1]
|
|
|
|
}
|
|
|
|
$if debug {
|
|
|
|
println('req.headers = ')
|
|
|
|
println(req.headers)
|
2020-03-16 16:30:55 +03:00
|
|
|
println('req.data="$req.data"' )
|
2020-07-03 16:10:39 +03:00
|
|
|
//println('vweb action = "$action"')
|
2019-12-20 03:02:16 +03:00
|
|
|
}
|
|
|
|
//mut app := T{
|
|
|
|
app.vweb = Context{
|
|
|
|
req: req
|
|
|
|
conn: conn
|
|
|
|
form: map[string]string
|
2020-03-07 16:16:03 +03:00
|
|
|
static_files: app.vweb.static_files
|
|
|
|
static_mime_types: app.vweb.static_mime_types
|
2020-06-23 22:02:17 +03:00
|
|
|
page_gen_start: page_gen_start
|
2019-12-20 03:02:16 +03:00
|
|
|
}
|
|
|
|
//}
|
|
|
|
if req.method in methods_with_form {
|
2020-03-16 16:30:55 +03:00
|
|
|
app.vweb.parse_form(req.data)
|
2019-12-20 03:02:16 +03:00
|
|
|
}
|
|
|
|
if vals.len < 2 {
|
2019-12-11 17:32:54 +03:00
|
|
|
$if debug {
|
2019-12-20 03:02:16 +03:00
|
|
|
println('no vals for http')
|
2019-08-11 15:07:22 +03:00
|
|
|
}
|
2020-06-05 22:04:18 +03:00
|
|
|
return
|
2019-12-20 03:02:16 +03:00
|
|
|
//continue
|
|
|
|
}
|
|
|
|
|
2020-06-20 02:39:55 +03:00
|
|
|
// Serve a static file if it is one
|
|
|
|
// TODO: handle url parameters properly - for now, ignore them
|
|
|
|
mut static_file_name := app.vweb.req.url
|
|
|
|
if static_file_name.contains('?') {
|
|
|
|
static_file_name = static_file_name.all_before('?')
|
|
|
|
}
|
|
|
|
static_file := app.vweb.static_files[static_file_name]
|
|
|
|
mime_type := app.vweb.static_mime_types[static_file_name]
|
2020-03-07 16:16:03 +03:00
|
|
|
|
|
|
|
if static_file != '' && mime_type != '' {
|
|
|
|
data := os.read_file(static_file) or {
|
2020-05-22 18:36:09 +03:00
|
|
|
conn.send_string(http_404) or {}
|
2020-06-05 22:04:18 +03:00
|
|
|
return
|
2020-03-07 16:16:03 +03:00
|
|
|
}
|
|
|
|
app.vweb.send_response_to_client(mime_type, data)
|
2020-06-28 14:56:38 +03:00
|
|
|
data.free()
|
2020-06-05 22:04:18 +03:00
|
|
|
return
|
2020-03-07 16:16:03 +03:00
|
|
|
}
|
2020-07-03 16:10:39 +03:00
|
|
|
app.init()
|
2020-07-08 16:22:03 +03:00
|
|
|
|
2019-12-20 03:02:16 +03:00
|
|
|
// Call the right action
|
2020-08-31 20:39:46 +03:00
|
|
|
$if debug {
|
|
|
|
println('route matching...')
|
|
|
|
}
|
2020-07-07 13:35:45 +03:00
|
|
|
//t := time.ticks()
|
2020-07-07 14:46:57 +03:00
|
|
|
//mut action := ''
|
2020-07-23 18:19:37 +03:00
|
|
|
mut route_words_a := [][]string{}
|
2020-11-02 02:57:40 +03:00
|
|
|
//mut url_words := vals[1][1..].split('/').filter(it != '')
|
|
|
|
x := vals[1][1..].split('/')
|
|
|
|
mut url_words := x.filter(it != '')
|
2020-07-07 13:35:45 +03:00
|
|
|
|
|
|
|
|
|
|
|
if url_words.len == 0 {
|
|
|
|
app.index()
|
|
|
|
return
|
2020-07-07 14:46:57 +03:00
|
|
|
} else {
|
2020-07-08 18:22:38 +03:00
|
|
|
// Parse URL query
|
2020-07-07 14:46:57 +03:00
|
|
|
if url_words.last().contains('?') {
|
2020-10-30 02:43:04 +03:00
|
|
|
words := url_words.last().after('?').split('&')
|
|
|
|
tmp_query := words.map(it.split('='))
|
2020-07-07 14:46:57 +03:00
|
|
|
url_words[url_words.len - 1] = url_words.last().all_before('?')
|
|
|
|
for data in tmp_query {
|
|
|
|
if data.len == 2 {
|
|
|
|
app.vweb.query[data[0]] = data[1]
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2020-07-07 13:35:45 +03:00
|
|
|
}
|
2020-07-08 16:22:03 +03:00
|
|
|
|
2020-07-23 18:19:37 +03:00
|
|
|
mut vars := []string{cap: route_words_a.len}
|
2020-07-08 16:22:03 +03:00
|
|
|
mut action := ''
|
2020-07-25 01:02:44 +03:00
|
|
|
$for method in T.methods {
|
2020-11-08 11:14:24 +03:00
|
|
|
$if method.return_type is Result {
|
2020-07-25 01:02:44 +03:00
|
|
|
attrs := method.attrs
|
|
|
|
route_words_a = [][]string{}
|
|
|
|
if attrs.len == 0 {
|
|
|
|
// No routing for this method. If it matches, call it and finish matching
|
|
|
|
// since such methods have a priority.
|
|
|
|
// For example URL `/register` matches route `/:user`, but `fn register()`
|
|
|
|
// should be called first.
|
2020-07-28 07:13:19 +03:00
|
|
|
if (req.method == .get && url_words[0] == method.name && url_words.len == 1) || (req.method == .post && url_words[0] + '_post' == method.name) {
|
2020-08-31 20:39:46 +03:00
|
|
|
$if debug {
|
|
|
|
println('easy match method=$method.name')
|
|
|
|
}
|
2020-07-25 01:02:44 +03:00
|
|
|
app.$method(vars)
|
|
|
|
return
|
2020-07-23 18:19:37 +03:00
|
|
|
}
|
|
|
|
} else {
|
2020-07-25 01:02:44 +03:00
|
|
|
// Get methods
|
|
|
|
// Get is default
|
2020-07-31 02:26:56 +03:00
|
|
|
if req.method == .post {
|
|
|
|
if 'post' in attrs {
|
2020-07-25 01:02:44 +03:00
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'post').map(it[1..].split('/'))
|
|
|
|
}
|
2020-07-31 02:26:56 +03:00
|
|
|
} else if req.method == .put {
|
|
|
|
if 'put' in attrs {
|
2020-07-25 01:02:44 +03:00
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'put').map(it[1..].split('/'))
|
|
|
|
}
|
2020-07-31 02:26:56 +03:00
|
|
|
} else if req.method == .patch {
|
|
|
|
if 'patch' in attrs {
|
2020-07-25 01:02:44 +03:00
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'patch').map(it[1..].split('/'))
|
|
|
|
}
|
2020-07-31 02:26:56 +03:00
|
|
|
} else if req.method == .delete {
|
|
|
|
if 'delete' in attrs {
|
2020-07-25 01:02:44 +03:00
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'delete').map(it[1..].split('/'))
|
|
|
|
}
|
2020-07-31 02:26:56 +03:00
|
|
|
} else if req.method == .head {
|
|
|
|
if 'head' in attrs {
|
2020-07-25 01:02:44 +03:00
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'head').map(it[1..].split('/'))
|
|
|
|
}
|
2020-07-31 02:26:56 +03:00
|
|
|
} else if req.method == .options {
|
|
|
|
if 'options' in attrs {
|
2020-07-25 01:02:44 +03:00
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'options').map(it[1..].split('/'))
|
|
|
|
}
|
|
|
|
} else {
|
|
|
|
route_words_a = attrs.filter(it.to_lower() != 'get').map(it[1..].split('/'))
|
|
|
|
}
|
|
|
|
if route_words_a.len > 0 {
|
|
|
|
for route_words in route_words_a {
|
|
|
|
if url_words.len == route_words.len || (url_words.len >= route_words.len - 1 && route_words.last().ends_with('...')) {
|
|
|
|
// match `/:user/:repo/tree` to `/vlang/v/tree`
|
|
|
|
mut matching := false
|
|
|
|
mut unknown := false
|
|
|
|
mut variables := []string{cap: route_words.len}
|
|
|
|
for i in 0..route_words.len {
|
|
|
|
if url_words.len == i {
|
|
|
|
variables << ''
|
|
|
|
matching = true
|
|
|
|
unknown = true
|
|
|
|
break
|
|
|
|
}
|
|
|
|
if url_words[i] == route_words[i] {
|
|
|
|
// no parameter
|
|
|
|
matching = true
|
|
|
|
continue
|
|
|
|
} else if route_words[i].starts_with(':') {
|
|
|
|
// is parameter
|
|
|
|
if i < route_words.len && !route_words[i].ends_with('...') {
|
|
|
|
// normal parameter
|
|
|
|
variables << url_words[i]
|
|
|
|
} else {
|
|
|
|
// array parameter only in the end
|
|
|
|
variables << url_words[i..].join('/')
|
|
|
|
}
|
|
|
|
matching = true
|
|
|
|
unknown = true
|
|
|
|
continue
|
2020-07-23 18:19:37 +03:00
|
|
|
} else {
|
2020-07-25 01:02:44 +03:00
|
|
|
matching = false
|
|
|
|
break
|
2020-07-23 18:19:37 +03:00
|
|
|
}
|
|
|
|
}
|
2020-07-25 01:02:44 +03:00
|
|
|
if matching && !unknown {
|
|
|
|
// absolute router words like `/test/site`
|
|
|
|
app.$method(vars)
|
|
|
|
return
|
|
|
|
} else if matching && unknown {
|
|
|
|
// router words with paramter like `/:test/site`
|
|
|
|
action = method.name
|
|
|
|
vars = variables
|
|
|
|
}
|
2020-07-08 16:22:03 +03:00
|
|
|
}
|
2020-07-05 17:44:23 +03:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
2020-07-03 16:10:39 +03:00
|
|
|
}
|
2020-07-08 16:22:03 +03:00
|
|
|
if action == '' {
|
|
|
|
// site not found
|
2020-07-05 17:44:23 +03:00
|
|
|
conn.send_string(http_404) or {}
|
2020-07-07 13:35:45 +03:00
|
|
|
return
|
2020-07-05 17:44:23 +03:00
|
|
|
}
|
2020-07-25 01:02:44 +03:00
|
|
|
$for method in T.methods {
|
2020-09-28 07:13:38 +03:00
|
|
|
$if method.return_type is Result {
|
2020-07-25 01:02:44 +03:00
|
|
|
// search again for method
|
|
|
|
if action == method.name && method.attrs.len > 0 {
|
|
|
|
// call action method
|
2020-11-08 11:14:24 +03:00
|
|
|
if method.args.len == vars.len {
|
|
|
|
app.$method(vars)
|
|
|
|
} else {
|
|
|
|
eprintln('warning: uneven parameters count (${method.args.len}) in `$method.name`, compared to the vweb route `$method.attrs` (${vars.len})')
|
|
|
|
}
|
2020-07-25 01:02:44 +03:00
|
|
|
}
|
2020-07-08 16:22:03 +03:00
|
|
|
}
|
2019-07-29 19:21:36 +03:00
|
|
|
}
|
2019-09-05 15:46:24 +03:00
|
|
|
}
|
2019-07-29 19:21:36 +03:00
|
|
|
|
2020-05-17 14:51:18 +03:00
|
|
|
fn (mut ctx Context) parse_form(s string) {
|
2020-04-26 07:39:23 +03:00
|
|
|
if ctx.req.method !in methods_with_form {
|
2019-10-24 19:44:49 +03:00
|
|
|
return
|
|
|
|
}
|
2019-11-26 13:54:41 +03:00
|
|
|
//pos := s.index('\r\n\r\n')
|
|
|
|
//if pos > -1 {
|
|
|
|
mut str_form := s//[pos..s.len]
|
|
|
|
str_form = str_form.replace('+', ' ')
|
|
|
|
words := str_form.split('&')
|
|
|
|
for word in words {
|
|
|
|
$if debug {
|
|
|
|
println('parse form keyval="$word"')
|
|
|
|
}
|
|
|
|
keyval := word.trim_space().split('=')
|
|
|
|
if keyval.len != 2 { continue }
|
2020-08-30 20:09:12 +03:00
|
|
|
key := urllib.query_unescape(keyval[0]) or {
|
|
|
|
continue
|
|
|
|
}
|
2019-11-26 13:54:41 +03:00
|
|
|
val := urllib.query_unescape(keyval[1]) or {
|
|
|
|
continue
|
|
|
|
}
|
|
|
|
$if debug {
|
|
|
|
println('http form "$key" => "$val"')
|
2019-07-29 19:21:36 +03:00
|
|
|
}
|
2019-11-26 13:54:41 +03:00
|
|
|
ctx.form[key] = val
|
2019-07-29 19:21:36 +03:00
|
|
|
}
|
2019-11-26 13:54:41 +03:00
|
|
|
//}
|
2019-12-11 19:20:46 +03:00
|
|
|
// todo: parse form-data and application/json
|
|
|
|
// ...
|
2019-09-05 15:46:24 +03:00
|
|
|
}
|
2019-07-29 19:21:36 +03:00
|
|
|
|
2020-10-15 22:04:42 +03:00
|
|
|
fn (mut ctx Context) scan_static_directory(directory_path string, mount_path string) {
|
2019-10-17 14:30:05 +03:00
|
|
|
files := os.ls(directory_path) or { panic(err) }
|
2020-03-07 16:16:03 +03:00
|
|
|
|
2019-07-31 07:10:53 +03:00
|
|
|
if files.len > 0 {
|
2019-09-05 15:46:24 +03:00
|
|
|
for file in files {
|
2019-07-31 07:10:53 +03:00
|
|
|
|
2019-11-22 10:55:20 +03:00
|
|
|
if os.is_dir(file) {
|
2019-07-31 07:10:53 +03:00
|
|
|
ctx.scan_static_directory(directory_path + '/' + file, mount_path + '/' + file)
|
2020-03-07 16:16:03 +03:00
|
|
|
} else if file.contains('.') && ! file.starts_with('.') && ! file.ends_with('.') {
|
2020-03-26 16:18:08 +03:00
|
|
|
ext := os.file_ext(file)
|
2020-03-07 16:16:03 +03:00
|
|
|
|
|
|
|
// Rudimentary guard against adding files not in mime_types.
|
|
|
|
// Use serve_static directly to add non-standard mime types.
|
|
|
|
if ext in mime_types {
|
|
|
|
ctx.serve_static(mount_path + '/' + file, directory_path + '/' + file, mime_types[ext])
|
|
|
|
}
|
2019-07-31 07:10:53 +03:00
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
2020-05-17 14:51:18 +03:00
|
|
|
pub fn (mut ctx Context) handle_static(directory_path string) bool {
|
2020-03-07 16:16:03 +03:00
|
|
|
if ctx.done || ! os.exists(directory_path) {
|
|
|
|
return false
|
|
|
|
}
|
2019-07-31 07:10:53 +03:00
|
|
|
|
2020-03-08 17:41:59 +03:00
|
|
|
dir_path := directory_path.trim_space().trim_right('/')
|
2020-03-07 16:16:03 +03:00
|
|
|
mut mount_path := ''
|
2019-07-31 07:10:53 +03:00
|
|
|
|
2020-03-07 16:16:03 +03:00
|
|
|
if dir_path != '.' && os.is_dir(dir_path) {
|
2020-03-08 17:41:59 +03:00
|
|
|
// Mount point hygene, "./assets" => "/assets".
|
|
|
|
mount_path = '/' + dir_path.trim_left('.').trim('/')
|
2019-10-24 19:44:49 +03:00
|
|
|
}
|
2020-03-07 16:16:03 +03:00
|
|
|
|
2020-03-08 17:41:59 +03:00
|
|
|
ctx.scan_static_directory(dir_path, mount_path)
|
2020-03-07 16:16:03 +03:00
|
|
|
|
|
|
|
return true
|
2019-10-24 19:44:49 +03:00
|
|
|
}
|
2019-07-30 16:46:10 +03:00
|
|
|
|
2020-06-20 04:12:35 +03:00
|
|
|
|
2020-10-15 22:04:42 +03:00
|
|
|
pub fn (mut ctx Context) serve_static(url string, file_path string, mime_type string) {
|
2019-10-24 19:44:49 +03:00
|
|
|
ctx.static_files[url] = file_path
|
2019-07-31 07:10:53 +03:00
|
|
|
ctx.static_mime_types[url] = mime_type
|
2019-08-11 15:07:22 +03:00
|
|
|
}
|
2019-12-11 19:20:46 +03:00
|
|
|
|
2020-07-16 01:48:10 +03:00
|
|
|
pub fn (ctx &Context) ip() string {
|
2020-07-16 22:23:35 +03:00
|
|
|
mut ip := ctx.req.headers['X-Forwarded-For']
|
|
|
|
if ip == '' {
|
|
|
|
ip = ctx.req.headers['X-Real-IP']
|
|
|
|
}
|
|
|
|
if ip.contains(',') {
|
|
|
|
ip = ip.all_before(',')
|
|
|
|
}
|
2020-09-17 10:38:39 +03:00
|
|
|
if ip == '' {
|
|
|
|
ip = ctx.conn.peer_ip() or { '' }
|
|
|
|
}
|
2020-07-16 22:23:35 +03:00
|
|
|
return ip
|
2020-07-16 01:48:10 +03:00
|
|
|
}
|
|
|
|
|
2020-07-07 22:35:56 +03:00
|
|
|
pub fn (mut ctx Context) error(s string) {
|
|
|
|
ctx.form_error = s
|
|
|
|
}
|
|
|
|
|
2019-12-11 19:20:46 +03:00
|
|
|
|
2019-12-13 23:01:36 +03:00
|
|
|
/*
|
2019-12-11 19:20:46 +03:00
|
|
|
fn readall(conn net.Socket) string {
|
|
|
|
// read all message from socket
|
2019-12-13 23:01:36 +03:00
|
|
|
//printf("waitall=%d\n", C.MSG_WAITALL)
|
2019-12-11 19:20:46 +03:00
|
|
|
mut message := ''
|
|
|
|
buf := [1024]byte
|
|
|
|
for {
|
2019-12-13 23:01:36 +03:00
|
|
|
n := C.recv(conn.sockfd, buf, 1024, 0)
|
2019-12-11 19:20:46 +03:00
|
|
|
m := conn.crecv(buf, 1024)
|
2020-08-10 19:05:26 +03:00
|
|
|
message += unsafe { byteptr(buf).vstring_with_len(m) }
|
2020-05-22 18:36:09 +03:00
|
|
|
if message.len > max_http_post_size { break }
|
2019-12-11 19:20:46 +03:00
|
|
|
if n == m { break }
|
|
|
|
}
|
|
|
|
return message
|
|
|
|
}
|
2019-12-13 23:01:36 +03:00
|
|
|
*/
|
2019-12-11 19:20:46 +03:00
|
|
|
|
|
|
|
fn strip(s string) string {
|
|
|
|
// strip('\nabc\r\n') => 'abc'
|
|
|
|
return s.trim('\r\n')
|
|
|
|
}
|
2020-06-22 18:13:57 +03:00
|
|
|
|
|
|
|
pub fn not_found() Result {
|
|
|
|
return Result{}
|
|
|
|
}
|
2020-06-24 23:12:33 +03:00
|
|
|
|
|
|
|
fn filter(s string) string {
|
2020-06-24 23:38:25 +03:00
|
|
|
return s.replace_each([
|
|
|
|
'<', '<',
|
|
|
|
'"', '"',
|
|
|
|
'&', '&',
|
|
|
|
])
|
|
|
|
|
2020-06-24 23:12:33 +03:00
|
|
|
}
|
|
|
|
|
|
|
|
pub type RawHtml = string
|