Created
December 29, 2011 15:05
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Sample to upload file by chunk
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| <!DOCTYPE HTML> | |
| <html lang="en-US"> | |
| <head> | |
| <meta charset="UTF-8"> | |
| <title>test upload by chunk</title> | |
| </head> | |
| <body> | |
| <input type="file" id="f" /> | |
| <script src="script.js"></script> | |
| </body> | |
| </html> |
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| (function() { | |
| var f = document.getElementById('f'); | |
| if (f.files.length) | |
| processFile(); | |
| f.addEventListener('change', processFile, false); | |
| function processFile(e) { | |
| var file = f.files[0]; | |
| var size = file.size; | |
| var sliceSize = 256; | |
| var start = 0; | |
| setTimeout(loop, 1); | |
| function loop() { | |
| var end = start + sliceSize; | |
| if (size - end < 0) { | |
| end = size; | |
| } | |
| var s = slice(file, start, end); | |
| send(s, start, end); | |
| if (end < size) { | |
| start += sliceSize; | |
| setTimeout(loop, 1); | |
| } | |
| } | |
| } | |
| function send(piece, start, end) { | |
| var formdata = new FormData(); | |
| var xhr = new XMLHttpRequest(); | |
| xhr.open('POST', '/upload', true); | |
| formdata.append('start', start); | |
| formdata.append('end', end); | |
| formdata.append('file', piece); | |
| xhr.send(formdata); | |
| } | |
| /** | |
| * Formalize file.slice | |
| */ | |
| function slice(file, start, end) { | |
| var slice = file.mozSlice ? file.mozSlice : | |
| file.webkitSlice ? file.webkitSlice : | |
| file.slice ? file.slice : noop; | |
| return slice.bind(file)(start, end); | |
| } | |
| function noop() { | |
| } | |
| })(); |
Hello,
I have reviewed your work, thank you, but a more practical solution is needed.
index.html
js.js
upload.php
Consisting of only 3 files like,
chunk-size value can be adjusted,
Working with XMLHttpRequest,
Can you suggest a workable code that can send 7GB files without additional things such as composer?
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I open a new repo to share my solution: https://github.com/woodchucker/SplitMergePHP.git