Изначальный коммит.

2025-01-08 17:11:26 +05:00 · 2025-01-08 17:11:26 +05:00 · c3ad534959
commit c3ad534959
6 changed files with 618 additions and 0 deletions
--- a/index.html
+++ b/index.html
@ -0,0 +1,135 @@
+<!DOCTYPE html>
+<!--
+ Copyright (c) 2025 Nikita Osokin.
+
+ Redistribution and use in source and binary forms, with or without modification, are permitted
+ provided that the following conditions are met:
+ 1. Redistributions of source code must retain the above copyright notice, this list of
+    conditions and the following disclaimer.
+ 2. Redistributions in binary form must reproduce the above copyright notice, this list of
+    conditions and the following disclaimer in the documentation and/or other materials provided
+    with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR
+ IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+ AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR
+ CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+ OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ POSSIBILITY OF SUCH DAMAGE.
+-->
+
+<html>
+	<head>
+		<meta charset="utf-8" />
+		<style>
+			#container {
+				display: grid;
+				grid-template-rows: 2fr 1fr 1fr 1fr 1fr 1fr 2fr;
+				place-items: center;
+			}
+		</style>
+	</head>
+	<body>
+		<div id="container">
+			<h2>Смена пароля на почтовый ящик @sch9.ru</h2>
+			<input id="username" type="email" placeholder="Адрес эл. почты" />
+			<input id="old_password" type="password" placeholder="Старый пароль" />
+			<input id="password" type="password" placeholder="Новый пароль" />
+			<input id="password_repeat" type="password" placeholder="Повторите новый пароль" />
+			<input id="send" type="button" onclick="send_input()" value="Поменять пароль" />
+		</div>
+
+		<script>
+			function response_body_to_status(response_body) {
+				if(response_body == "255") {
+					return "Внутренняя ошибка сервера.";
+				}
+				if(response_body == "254") {
+					return "Адрес эл. почты содержит недопустимые символы.";
+				}
+				if(response_body == "253") {
+					return "Адрес эл. почты не найден.";
+				}
+				if(response_body == "252") {
+					return "Старый пароль неправилен.";
+				}
+				if(response_body == "251") {
+					return "Новые пароли не совпадают.";
+				}
+				if(response_body == "250") {
+					return "Неправильно заполнены поля, или слишком длинные данные (макс. 2048 байтов на поле).";
+				}
+				return response_body;
+			}
+
+			async function display_status(response) {
+				let send_button = document.getElementById("send");
+				let paragraph = document.createElement("p");
+				paragraph.id = "status_display";
+				let status_text;
+
+				if(response.status == 200) {
+					status_text = document.createTextNode("Пароль изменён.");
+				} else {
+					let response_body = await response.text();
+
+					status_text = document.createTextNode(response_body_to_status(response_body));
+				}
+
+				paragraph.append(status_text);
+				send_button.after(paragraph);
+			}
+
+			function display_net_error(e) {
+				let send_button = document.getElementById("send");
+				let paragraph = document.createElement("p");
+				paragraph.id = "status_display";
+				let status_text = document.createTextNode("Сетевая ошибка. Возможно, вам стоит проверить своё интернет-соединение или подождать, а затем попробовать поменять пароль снова.");
+
+				paragraph.append(status_text);
+				send_button.after(paragraph);
+			}
+
+			function append_to_input(input, offset, text) {
+				input.set(text, offset);
+				input[offset + text.length] = 10; // '\n'
+				return offset + text.length + 1;
+			}
+
+			function send_input() {
+				let old_paragraph = document.getElementById("status_display");
+				if(old_paragraph != null) {
+					old_paragraph.remove();
+				}
+
+				let text_encoder	= new TextEncoder();
+				let username		= text_encoder.encode(document.getElementById("username").value);
+				let old_password	= text_encoder.encode(document.getElementById("old_password").value);
+				let password		= text_encoder.encode(document.getElementById("password").value);
+				let password_repeat	= text_encoder.encode(document.getElementById("password_repeat").value);
+		
+				let input		= new Uint8Array(username.length + old_password.length + password.length + password_repeat.length + 4);
+
+				let offset	= append_to_input(input, 0, username);
+				offset		= append_to_input(input, offset, old_password);
+				offset		= append_to_input(input, offset, password);
+				append_to_input(input, offset, password_repeat);
+
+				fetch(
+					"",
+					{
+						method: "POST",
+						body: input
+					}
+				).then(
+					display_status,
+					display_net_error
+				);
+			}
+		</script>
+	</body>
+</html>
+