|
1 | | -(function enableDragUpload() { |
2 | | - if (!document.querySelector) { |
3 | | - return; |
4 | | - } |
| 1 | +(function () { |
| 2 | + function enableDragUpload() { |
| 3 | + var upload = document.querySelector('.upload'); |
| 4 | + if (!upload || !upload.addEventListener) { |
| 5 | + return; |
| 6 | + } |
| 7 | + var fileInput = upload.querySelector('.files'); |
5 | 8 |
|
6 | | - var upload = document.querySelector('.upload'); |
7 | | - if (!upload || !upload.addEventListener) { |
8 | | - return; |
9 | | - } |
10 | | - var fileInput = upload.querySelector('.files'); |
| 9 | + var addClass = function (ele, className) { |
| 10 | + ele && ele.classList && ele.classList.add(className); |
| 11 | + }; |
11 | 12 |
|
12 | | - var addClass = function (ele, className) { |
13 | | - ele && ele.classList && ele.classList.add(className); |
14 | | - }; |
| 13 | + var removeClass = function (ele, className) { |
| 14 | + ele && ele.classList && ele.classList.remove(className); |
| 15 | + }; |
15 | 16 |
|
16 | | - var removeClass = function (ele, className) { |
17 | | - ele && ele.classList && ele.classList.remove(className); |
18 | | - }; |
| 17 | + var onDragEnterOver = function (e) { |
| 18 | + e.stopPropagation(); |
| 19 | + e.preventDefault(); |
| 20 | + addClass(e.currentTarget, 'dragging'); |
| 21 | + }; |
19 | 22 |
|
20 | | - var onDragEnterOver = function (e) { |
21 | | - e.stopPropagation(); |
22 | | - e.preventDefault(); |
23 | | - addClass(e.currentTarget, 'dragging'); |
24 | | - }; |
| 23 | + var onDragLeave = function (e) { |
| 24 | + if (e.target === e.currentTarget) { |
| 25 | + removeClass(e.currentTarget, 'dragging'); |
| 26 | + } |
| 27 | + }; |
25 | 28 |
|
26 | | - var onDragLeave = function (e) { |
27 | | - if (e.target === e.currentTarget) { |
| 29 | + var onDrop = function (e) { |
| 30 | + e.stopPropagation(); |
| 31 | + e.preventDefault(); |
28 | 32 | removeClass(e.currentTarget, 'dragging'); |
29 | | - } |
30 | | - }; |
31 | 33 |
|
32 | | - var onDrop = function (e) { |
33 | | - e.stopPropagation(); |
34 | | - e.preventDefault(); |
35 | | - removeClass(e.currentTarget, 'dragging'); |
| 34 | + if (!e.dataTransfer.files) { |
| 35 | + return; |
| 36 | + } |
| 37 | + fileInput.files = e.dataTransfer.files; |
| 38 | + }; |
36 | 39 |
|
37 | | - if (!e.dataTransfer.files) { |
| 40 | + upload.addEventListener('dragenter', onDragEnterOver); |
| 41 | + upload.addEventListener('dragover', onDragEnterOver); |
| 42 | + upload.addEventListener('dragleave', onDragLeave); |
| 43 | + upload.addEventListener('drop', onDrop); |
| 44 | + } |
| 45 | + |
| 46 | + function enableNonRefreshDelete() { |
| 47 | + var itemList = document.querySelector('.item-list.has-deletable'); |
| 48 | + if (!itemList || !itemList.addEventListener) { |
38 | 49 | return; |
39 | 50 | } |
40 | | - fileInput.files = e.dataTransfer.files; |
41 | | - }; |
42 | 51 |
|
43 | | - upload.addEventListener('dragenter', onDragEnterOver); |
44 | | - upload.addEventListener('dragover', onDragEnterOver); |
45 | | - upload.addEventListener('dragleave', onDragLeave); |
46 | | - upload.addEventListener('drop', onDrop); |
| 52 | + itemList.addEventListener('click', function (e) { |
| 53 | + if (e.defaultPrevented || !e.target || e.target.className.indexOf('delete') < 0) { |
| 54 | + return; |
| 55 | + } |
| 56 | + |
| 57 | + var target = e.target; |
| 58 | + |
| 59 | + var xhr = new XMLHttpRequest(); |
| 60 | + xhr.open('POST', target.href); |
| 61 | + xhr.onload = function () { |
| 62 | + var item = target; |
| 63 | + var parentNode = item.parentNode; |
| 64 | + while (item.nodeName !== 'LI') { |
| 65 | + if (!parentNode) { |
| 66 | + break; |
| 67 | + } |
| 68 | + item = parentNode; |
| 69 | + parentNode = item.parentNode; |
| 70 | + } |
| 71 | + if (parentNode) { |
| 72 | + parentNode.removeChild(item); |
| 73 | + } |
| 74 | + item = null; |
| 75 | + parentNode = null; |
| 76 | + target = null; |
| 77 | + }; |
| 78 | + xhr.onerror = xhr.onabort = function () { |
| 79 | + target = null; |
| 80 | + }; |
| 81 | + xhr.send(); |
| 82 | + e.preventDefault(); |
| 83 | + return false; |
| 84 | + }); |
| 85 | + } |
| 86 | + |
| 87 | + if (!document.querySelector) { |
| 88 | + return; |
| 89 | + } |
| 90 | + enableDragUpload(); |
| 91 | + enableNonRefreshDelete(); |
47 | 92 | })(); |
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