denis/upload_big_files
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Сделал вывод процесса загрузски

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DenisM
2026-05-21 22:30:56 +03:00
parent b903cca6e2
commit 8d5ab828c1
3 changed files with 72 additions and 12 deletions
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59
index.html
View File

@@ -5,10 +5,25 @@
<script src="lib_chunk_file.js"></script>
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Document</title>
<style>
li {
padding: 10px 15px;
list-style: none;
border:solid 1px #ddd;
border-radius: 5px;
width: max-content;
}
li span {
display: inline-block;
margin: 0 15px 0 0;
}
</style>
</head>
<body>
<input type="file" name="file_name">
<input type="file" multiple name="file_name">
<script>
@@ -16,13 +31,43 @@
fileInput.addEventListener('change', (event) => {
statuss= document.createElement("ul");
event.target.after(statuss);
const files = event.target.files;
const file = files[0]
if (file) {
uploadFileInChunks(file);
}else{
alert("no file")
}
for (fil in files){
file = files[fil]
if (file.size) {
console.log(">>>>>>>>",fil)
li = document.createElement("li");
namefile = document.createElement("span");
namefile.innerHTML =file.name;
chanh = document.createElement("b");
chanh.id="status_bar_"+fil
chanh.innerHTML = 0;
full = document.createElement("b");
full.innerHTML = " / " + Number(file.size/1024/1024).toFixed(2);
li.append(namefile);
li.append(chanh);
li.append(full);
statuss.append(li);
uploadFileInChunks(file,fil);
}
}
});
</script>
</body>

12
lib_chunk_file.js
View File

@@ -2,9 +2,11 @@
// Размер чанка в байтах
const CHUNK_SIZE = 1024 * 1024; // 1MB
async function uploadFileInChunks(file) {
async function uploadFileInChunks(file,num) {
const totalChunks = Math.ceil(file.size / CHUNK_SIZE);
for (let chunkIndex = 0; chunkIndex < totalChunks; chunkIndex++) {
@@ -15,7 +17,7 @@ async function uploadFileInChunks(file) {
// Извлекаем чанк из файла
const chunk = file.slice(start, end);
// Создаём FormData для отправки чанка
// Создаём FormData для отправки чанкаd
const formData = new FormData();
formData.append('file_chunk', chunk);
formData.append('chunk_index', chunkIndex);
@@ -26,6 +28,12 @@ async function uploadFileInChunks(file) {
await fetch('upload.php', {
method: 'POST',
body: formData
}).
then((res)=> res.json()).
then((res)=>{
document.getElementById("status_bar_"+num).innerHTML = Number(res.size/1024/1024).toFixed(2) || 0
console.log(res)
});
}
}

13
upload.php
View File

@@ -22,17 +22,24 @@ if ($_SERVER['REQUEST_METHOD'] === 'POST') {
fclose($in);
}
fclose($out);
} else {
exit(json_encode(['status' => 'error', 'message' => 'Не удалось открыть временный файл']));
header('Content-Type: application/json; charset=utf-8');
exit(json_encode(['status' => 'error', 'message' => 'Не удалось открыть временный файл', 'size'=>0]));
}
// Если это последняя часть, переименовываем файл в итоговый
if ($chunkIndex === $totalChunks - 1) {
$finalFilePath = $uploadDir . $originalFilename;
rename($tempFilePath, $finalFilePath);
echo json_encode(['status' => 'success', 'message' => 'Файл успешно собран', 'path' => $finalFilePath]);
header('Content-Type: application/json; charset=utf-8');
echo json_encode(['status' => 'success', 'message' => 'Файл успешно собран', 'path' => $finalFilePath, 'size'=>filesize($finalFilePath)]);
} else {
echo json_encode(['status' => 'uploading', 'chunk' => $chunkIndex]);
header('Content-Type: application/json; charset=utf-8');
echo json_encode(['status' => 'uploading', 'chunk' => $chunkIndex, 'size' => filesize($tempFilePath)]);
}
}
?>