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<?php
include "../../src/accounts.php";
include_once "../../src/config.php";
include_once "../../src/alert.php";
if (!EMOTE_UPLOAD) {
generate_alert("/404.php", "Emote upload is disabled", 403);
exit;
}
authorize_user();
if (!ANONYMOUS_UPLOAD && isset($_SESSION["user_role"]) && !$_SESSION["user_role"]["permission_upload"]) {
generate_alert("/404.php", "Not enough permissions", 403);
exit;
}
$uploaded_by = null;
$uploader_name = ANONYMOUS_DEFAULT_NAME;
if (isset($_SESSION["user_role"]) && $_SESSION["user_role"]["permission_upload"]) {
$uploaded_by = $_SESSION["user_id"] ?? null;
$uploader_name = $_SESSION["user_name"] ?? ANONYMOUS_DEFAULT_NAME;
}
function abort_upload(string $path, PDO $db, string $id, string $response_text, int $response_code = 400)
{
$stmt = $db->prepare("DELETE FROM emotes WHERE id = ?");
$stmt->execute([$id]);
$db = null;
array_map("unlink", glob("$path/*.*"));
rmdir($path);
http_response_code($response_code);
exit($response_text);
}
include "../../src/utils.php";
include "../../src/images.php";
$max_width = EMOTE_MAX_SIZE[0];
$max_height = EMOTE_MAX_SIZE[1];
if ($_SERVER['REQUEST_METHOD'] != "POST") {
include "../../src/partials.php";
echo '' ?>
<html>
<head>
<title>Upload an emote - <?php echo INSTANCE_NAME ?></title>
<link rel="stylesheet" href="/static/style.css">
<link rel="shortcut icon" href="/static/favicon.ico" type="image/x-icon">
</head>
<body>
<div class="container">
<div class="wrapper">
<?php html_navigation_bar() ?>
<section class="content" style="width: 50%;">
<section class="box">
<div class="box navtab">
<div>
<b>Upload a new emote</b>
<p style="font-size:8px;">You can just upload, btw. Anything you want.</p>
</div>
</div>
<div class="box content">
<form action="/emotes/upload.php" method="POST" enctype="multipart/form-data">
<h3>Emote name</h3>
<input type="text" name="code" id="code" required>
<h3>Image</h3>
<input type="file" name="file" id="file" accept=".gif,.jpg,.jpeg,.png,.webp" required>
<div>
<label for="visibility">Emote visibility: </label>
<select name="visibility" id="form-visibility">
<option value="1">Public</option>
<option value="0">Unlisted</option>
</select><br>
<p id="form-visibility-description" style="font-size: 10px;">test</p>
<label for="tos">Do you accept <a href="/rules">the rules</a>?</label>
<input type="checkbox" name="tos" required>
</div>
<button type="submit" id="upload-button">Upload as
<?php echo $uploader_name ?></button>
</form>
</div>
</section>
<section class="box" id="emote-showcase" style="display: none;">
<div class="emote-showcase">
<div class="emote-image">
<img src="" alt="" id="emote-image-1x">
<p>1x</p>
<p class="size"></p>
</div>
<div class="emote-image">
<img src="" alt="" id="emote-image-2x">
<p>2x</p>
<p class="size"></p>
</div>
<div class="emote-image">
<img src="" alt="" id="emote-image-3x">
<p>3x</p>
<p class="size"></p>
</div>
</div>
</section>
</section>
</div>
</div>
</body>
<script>
const fileInput = document.getElementById("file");
const showcase = document.getElementById("emote-showcase");
const reader = new FileReader();
let isImage = false;
fileInput.addEventListener("change", (e) => {
isImage = false;
showcase.style.display = "flex";
reader.readAsDataURL(e.target.files[0]);
reader.onload = (e) => {
const image = new Image();
image.src = e.target.result;
image.onload = () => {
let m = 1;
let max_width = <?php echo EMOTE_MAX_SIZE[0] ?>;
let max_height = <?php echo EMOTE_MAX_SIZE[1] ?>;
isImage = true;
for (let i = 3; i > 0; i--) {
let max_w = max_width / m;
let max_h = max_height / m;
const parentId = `emote-image-${i}x`;
const img = document.getElementById(parentId);
img.setAttribute("src", e.target.result);
let ratio = Math.min(max_w / image.width, max_h / image.height);
img.setAttribute("width", Math.floor(image.width * ratio));
img.setAttribute("height", Math.floor(image.height * ratio));
const sizeElement = document.querySelector(`.emote-image:has(#${parentId}) .size`);
sizeElement.innerHTML = `${img.getAttribute("width")}x${img.getAttribute("height")}`;
m *= 2;
}
};
};
});
const code = document.getElementById("code");
let validCode = "";
code.addEventListener("input", (e) => {
const regex = <?php echo EMOTE_NAME_REGEX ?>;
if (regex.test(e.target.value) && e.target.value.length <= <?php echo EMOTE_NAME_MAX_LENGTH ?>) {
validCode = e.target.value;
} else {
e.target.value = validCode;
}
});
const visibility = document.getElementById("form-visibility");
visibility.addEventListener("change", (e) => {
set_form_visibility_description(visibility.value);
});
function set_form_visibility_description(visibility) {
const p = document.getElementById("form-visibility-description");
if (visibility == 1) {
p.innerHTML = "Emote won't appear on the public list until it passes a moderator's review. It still can be added to chats.";
} else {
p.innerHTML = "Emote doesn't appear on the public list and won't be subject to moderation checks. It still can be added to chats.";
}
}
set_form_visibility_description(visibility.value);
</script>
</html>
<?php
exit;
}
if (!isset($_FILES["file"])) {
http_response_code(400);
echo json_encode([
"status_code" => 400,
"message" => "No file set",
"data" => null
]);
exit;
}
$code = str_safe($_POST["code"] ?? "", EMOTE_NAME_MAX_LENGTH);
if ($code == "" || !preg_match(EMOTE_NAME_REGEX, $code)) {
http_response_code(400);
echo json_encode([
"status_code" => 400,
"message" => "Invalid code",
"data" => null
]);
exit;
}
$image = $_FILES["file"];
if (is_null(list($mime, $ext) = get_mime_and_ext($image["tmp_name"]))) {
http_response_code(400);
echo json_encode([
"status_code" => 400,
"message" => "Not a valid image",
"data" => null
]);
exit;
}
$notes = str_safe($_POST["notes"] ?? "", EMOTE_COMMENT_MAX_LENGTH);
if (empty($notes)) {
$notes = null;
}
$visibility = clamp(intval($_POST["visibility"], EMOTE_VISIBILITY_DEFAULT), 0, 2);
if (MOD_EMOTES_APPROVE && $visibility == 1 && EMOTE_VISIBILITY_DEFAULT != 1) {
$visibility = 2;
}
// creating a new emote record
$db = new PDO(DB_URL, DB_USER, DB_PASS);
$id = bin2hex(random_bytes(16));
$stmt = $db->prepare("INSERT INTO emotes(id, code, notes, uploaded_by, visibility) VALUES (?, ?, ?, ?, ?)");
$stmt->execute([$id, $code, $notes, $uploaded_by, $visibility]);
$path = "../static/userdata/emotes/$id";
if (!is_dir($path)) {
mkdir($path, 0777, true);
}
// resizing the image
// 3x image
$resized_image = resize_image($image["tmp_name"], "$path/3x", $max_width, $max_height);
if ($resized_image) {
abort_upload($path, $db, $id, $resized_image);
}
// 2x image
$resized_image = resize_image($image["tmp_name"], "$path/2x", $max_width / 2, $max_height / 2);
if ($resized_image) {
abort_upload($path, $db, $id, $resized_image);
}
// 1x image
$resized_image = resize_image($image["tmp_name"], "$path/1x", $max_width / 4, $max_height / 4);
if ($resized_image) {
abort_upload($path, $db, $id, $resized_image);
}
$db = null;
if (CLIENT_REQUIRES_JSON) {
http_response_code(201);
echo json_encode([
"status_code" => 201,
"message" => null,
"data" => [
"id" => $id,
"code" => $code,
"ext" => $ext,
"mime" => $mime,
"uploaded_by" => $uploaded_by
]
]);
exit;
}
header("Location: /emotes?id=$id", true, 307);
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