Merge branch 'feat_qiniu-upload_20201107' of github.com:doocs/md into feat_qiniu-upload_20201107

This commit is contained in:
yanglbme 2020-11-08 20:34:58 +08:00
commit 0937a343db
2 changed files with 204 additions and 72 deletions

View File

@ -17,15 +17,15 @@ export function utf16to8(str) {
len = str.length;
for (i = 0; i < len; i++) {
c = str.charCodeAt(i);
if ((c >= 0x0001) && (c <= 0x007F)) {
if (c >= 0x0001 && c <= 0x007f) {
out += str.charAt(i);
} else if (c > 0x07FF) {
out += String.fromCharCode(0xE0 | ((c >> 12) & 0x0F));
out += String.fromCharCode(0x80 | ((c >> 6) & 0x3F));
out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
} else if (c > 0x07ff) {
out += String.fromCharCode(0xe0 | ((c >> 12) & 0x0f));
out += String.fromCharCode(0x80 | ((c >> 6) & 0x3f));
out += String.fromCharCode(0x80 | ((c >> 0) & 0x3f));
} else {
out += String.fromCharCode(0xC0 | ((c >> 6) & 0x1F));
out += String.fromCharCode(0x80 | ((c >> 0) & 0x3F));
out += String.fromCharCode(0xc0 | ((c >> 6) & 0x1f));
out += String.fromCharCode(0x80 | ((c >> 0) & 0x3f));
}
}
return out;
@ -55,14 +55,17 @@ export function utf8to16(str) {
case 13:
// 110x xxxx 10xx xxxx
char2 = str.charCodeAt(i++);
out += String.fromCharCode(((c & 0x1F) << 6) | (char2 & 0x3F));
out += String.fromCharCode(((c & 0x1f) << 6) | (char2 & 0x3f));
break;
case 14:
// 1110 xxxx 10xx xxxx 10xx xxxx
char2 = str.charCodeAt(i++);
char3 = str.charCodeAt(i++);
out += String.fromCharCode(((c & 0x0F) << 12)
| ((char2 & 0x3F) << 6) | ((char3 & 0x3F) << 0));
out += String.fromCharCode(
((c & 0x0f) << 12) |
((char2 & 0x3f) << 6) |
((char3 & 0x3f) << 0)
);
break;
}
}
@ -74,11 +77,138 @@ export function utf8to16(str) {
* b64 = base64encode(data);
* data = base64decode(b64);
*/
var base64EncodeChars = "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
var base64DecodeChars = new Array(-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63,
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -1, -1, -1, -1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14,
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, -1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40,
41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1);
var base64EncodeChars =
"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789-_";
var base64DecodeChars = new Array(
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
62,
-1,
-1,
-1,
63,
52,
53,
54,
55,
56,
57,
58,
59,
60,
61,
-1,
-1,
-1,
-1,
-1,
-1,
-1,
0,
1,
2,
3,
4,
5,
6,
7,
8,
9,
10,
11,
12,
13,
14,
15,
16,
17,
18,
19,
20,
21,
22,
23,
24,
25,
-1,
-1,
-1,
-1,
-1,
-1,
26,
27,
28,
29,
30,
31,
32,
33,
34,
35,
36,
37,
38,
39,
40,
41,
42,
43,
44,
45,
46,
47,
48,
49,
50,
51,
-1,
-1,
-1,
-1,
-1
);
export function base64encode(str) {
var out, i, len;
var c1, c2, c3;
@ -96,16 +226,18 @@ export function base64encode(str) {
c2 = str.charCodeAt(i++);
if (i == len) {
out += base64EncodeChars.charAt(c1 >> 2);
out += base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xF0) >> 4));
out += base64EncodeChars.charAt((c2 & 0xF) << 2);
out += base64EncodeChars.charAt(
((c1 & 0x3) << 4) | ((c2 & 0xf0) >> 4)
);
out += base64EncodeChars.charAt((c2 & 0xf) << 2);
out += "=";
break;
}
c3 = str.charCodeAt(i++);
out += base64EncodeChars.charAt(c1 >> 2);
out += base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xF0) >> 4));
out += base64EncodeChars.charAt(((c2 & 0xF) << 2) | ((c3 & 0xC0) >> 6));
out += base64EncodeChars.charAt(c3 & 0x3F);
out += base64EncodeChars.charAt(((c1 & 0x3) << 4) | ((c2 & 0xf0) >> 4));
out += base64EncodeChars.charAt(((c2 & 0xf) << 2) | ((c3 & 0xc0) >> 6));
out += base64EncodeChars.charAt(c3 & 0x3f);
}
return out;
}
@ -135,7 +267,7 @@ export function base64decode(str) {
c3 = base64DecodeChars[c3];
} while (i < len && c3 == -1);
if (c3 == -1) break;
out += String.fromCharCode(((c2 & 0XF) << 4) | ((c3 & 0x3C) >> 2));
out += String.fromCharCode(((c2 & 0xf) << 4) | ((c3 & 0x3c) >> 2));
/* c4 */
do {
c4 = str.charCodeAt(i++) & 0xff;