Greasy Fork is available in English.
以ASS字幕格式保存巴哈姆特动画疯的弹幕
// ==UserScript==
// @name bahamut ASS Danmaku Downloader Modified
// @name:zh-TW 動畫瘋 ASS格式彈幕下載器 Modified
// @name:zh-CN 巴哈姆特动画疯 ASS格式弹幕下载器 Modified
// @namespace https://github.com/tiansh, https://github.com/zhuzemin
// @description http://ani.gamer.com.tw download danmaku as ".ass"
// @description:zh-TW 以ASS字幕格式保存巴哈姆特動畫瘋的彈幕
// @description:zh-cn 以ASS字幕格式保存巴哈姆特动画疯的弹幕
// @include https://ani.gamer.com.tw/*
// @version 1.8
// @grant GM_addStyle
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_registerMenuCommand
// @connect ani.gamer.com.tw
// @run-at document-start
// @author 田生, Modified by zhuzemin, az689
// @copyright 2014+, 田生
// @license Mozilla Public License 2.0; http://www.mozilla.org/MPL/2.0/
// @license CC Attribution-ShareAlike 4.0 International; http://creativecommons.org/licenses/by-sa/4.0/
// ==/UserScript==
// 设置项
var defconfig = {
'enablePlayPageButtoms': true,
'enableDaylistButtoms': true,
'enableNewanimelistButtoms': true,
'playResX': 960, // 屏幕分辨率宽（像素）
'playResY': 540, // 屏幕分辨率高（像素）
'fontlist': [ // 字形（会自动选择最前面一个可用的）
'Microsoft YaHei UI', 'Microsoft YaHei', '文泉驿正黑', 'STHeitiSC', '黑体',
],
'font_size': 24, // 字号（像素）
'exlinespace': 1, // 额外行距（字号的比例）
'r2ltime': 8, // 右到左弹幕持续时间（秒）
'fixtime': 4, // 固定弹幕持续时间（秒）
'opacity': 0.6, // 不透明度（比例）
'space': 0, // 弹幕间隔的最小水平距离（像素）
'max_delay': 6, // 最多允许延迟几秒出现弹幕
'bottom': 0, // 底端给字幕保留的空间（像素）
'use_canvas': false, // 是否使用canvas计算文本宽度（布尔值，Linux下的火狐默认否，其他默认是，Firefox bug #561361）
'debug': true, // 打印调试信息
'language': "zh_tw"
};
//读取设置
var config = GM_getValue("config", null);
if (config === null) {
GM_setValue("config", defconfig);
config = defconfig;
console.log("設定初始化 Configuration has been initialized.");
};
//填充默认值
for (let key in defconfig) {
if (!(key in config)) config[key] = defconfig[key];
};
var debug = config.debug ? console.log.bind(console) : function() {};
//html模板
var settingPanelHTMLtemplate = `
<div class="assdanmakusetting-window">
<div class="assdanmakusetting-title" style="border-bottom: 1px solid black; height: 54px;">
<button class="assdanmakusetting-exitbutton" title="{{exit}}" onclick="document.querySelector('.assdanmakusetting-window').remove()">{{exit}}</button>
<button class="assdanmakusetting-savebutton" title="{{save}}">{{save}}</button>
<p>{{title}}</p>
</div>
<form class="assdanmakusetting-container">
</form>
</div>
`;
var settingItemHTMLtemplate = `
<div class="assdanmakusetting-item">{{content}}</div>
`;
var settingInputHTMLtemplate = `
<lable for="{{key}}" title="{{key}}">{{description}}</lable>
<button type="button" act="setval" acp="def" title="{{butsetdeftitle}}">{{butsetdef}}</button>
<button type="button" act="setval" acp="cur" title="{{butsetcurtitle}}">{{butsetcur}}</button>
<{{htmltag}} name="{{key}}" {{attr}}>{{content}}</{{htmltag}}>
`;
var last3ButtonHTMLtemplate = `
{{title}}
<button type="button" act="executecode">{{executecode}}</button>
<button type="button" act="editconfig">{{editconfig}}</button>
<button type="button" act="resetconfig">{{resetconfig}}</button>
`;
var settingOptionsHTMLtemplate = `
<option value="{{value}}">{{text}}</option>
`;
var injectedCSS = `
.assdanmakusetting-window {
position: fixed;
left: 50%;
top: 50%;
transform: translateX(-50%) translateY(-50%);
width: 40%;
height: 60%;
min-width: 480px;
z-index: 114514;
overflow: hidden;
background: whitesmoke;
border: 1px solid black;
box-shadow: 2px 2px 2px 2px rgb(119, 119, 119);
border-radius: 4px;
}
.assdanmakusetting-title button {
color: black;
font-size: 24px;
float: right;
top: 2.5%;
border: 2px solid black;
margin: 8px 8px 8px 0px;
background: gainsboro;
font-family: "Arial, sans-serif";
border-radius: 6px;
}
.assdanmakusetting-title p{
font-size: 24px;
float: left;
margin: 16px;
line-height: 1em;
z-index: -1;
}
.assdanmakusetting-container {
overflow: auto;
height: calc(100% - 58px);
width: 100%;
}
.assdanmakusetting-item {
padding: 8px;
font-size: 16px;
word-wrap: break-word;
width: 100%;
border-bottom: gainsboro solid 1px;
overflow: hidden;
}
.assdanmakusetting-item input,.assdanmakusetting-item button,.assdanmakusetting-item select{
float: right;
margin: 4px;
}
.assdanmakusetting-savebutton:hover {
color: white;
background: #37e;
}
.assdanmakusetting-savebutton:active {
background: #6ce;
}
.assdanmakusetting-exitbutton:hover {
color: white;
background: #e44;
}
.assdanmakusetting-exitbutton:active {
background: #b33;
}
.listgetassdanmaku-button {
padding: 4px 4px;
border-radius: 5px;
background-color: var(--baha-primary-color);
z-index: 4;
color: #EEE;
white-space: nowrap;
}
.listdownloadbutton {
border: 1px solid var(--btn-favorite-video);
border-radius: 4px;
color: var(--btn-favorite-video);
cursor: pointer;
padding: 5px 0px;
font-size: 1em;
background: transparent;
margin-right: 5px;
width: 30px;
text-align: center;
}
.listdownloadbutton:hover {
background-color: var(--btn-favorite-video);
color: rgba(var(--anime-white-rgb), 0.95);
}
.ahveuiw:after {
content: "" !important;
}
.day-list .text-anime-info {
position: relative;
}
.day-list .text-anime-info .listgetassdanmaku-button{
position: absolute;
bottom: 12.5px;
}
`;
//多语言
var lang = new Object();
var l10n = {
'name': "正體中文",
'text': {
'getdanmaku': "獲取ASS彈幕",
'episodelistgetdanmaku': "下載ASS彈幕:"
},
'message': {
'xhrfailed': "獲取失敗",
'invalidsnid': "無效的SN/Url",
'invalidsnidlog': "字串中未找到SN號:",
'getdanmakuformsn': "請輸入SN號或動畫頁面的URL:",
'gotdanmaku': "獲取了 %d 個彈幕, 從 %s",
'confirmresetconfig':"您確定要重設設定嗎? 這將重新整理頁面",
'editconfig': "確定後將立即儲存, 如果再點擊儲存將導致設定被覆蓋, 部分選項仍需要重新整理頁面才能生效",
'configsaved': "設定已儲存"
},
'ui':{
'setting': "設定",
'getdanmakuformsn': "從SN號獲取彈幕",
'settingpaneltitle': "ASS格式彈幕下載器設定",
'save': "儲存",
'exit': "退出",
'defaultvalue': "預設值",
'currenttvalue': "当前值",
'resetconfig': "重設設定",
'editconfig': "直接編輯設定(匯入/匯出)",
'executecode': "執行程式碼",
'misc': "其他選項",
'true': "是",
'false': "否",
'butsetdeftitle': "設為預設值",
'butsetcurtitle': "設為目前值"
},
'config':{
'description': {
'playResX': "畫布水平解析度(畫素, ASS裡的同名參數)",
'playResY': "畫布垂直解析度(畫素, ASS裡的同名參數)",
'fontlist': "字形(會自動選擇最前面一個可用的)",
'font_size': "字號(畫素)",
'exlinespace': "額外行距(字號的比例)",
'r2ltime': "右到左彈幕持續時間(秒)",
'fixtime': "固定彈幕持續時間(秒)",
'opacity': "不透明度(比例)",
'space': "彈幕間隔的最小水平距離(畫素)",
'max_delay': "最多允許延遲幾秒出現彈幕",
'bottom': "底端給字幕保留的空間(畫素)",
'use_canvas': "是否使用canvas計算文字寬度",
'debug': "列印除錯資訊",
'language': "介面語言 (重新整理生效)",
'enablePlayPageButtoms': "添加彈幕下載按鈕至動畫播放頁面",
'enableDaylistButtoms': "添加彈幕下載按鈕至首頁的'週期表'",
'enableNewanimelistButtoms': "添加彈幕下載按鈕至首頁的'本季新番'"
},
'errormsg': {
'fontlist': ''
}
}
};
lang.zh_tw = { 'name': "正體中文" };
lang.en_us = {
'name': "English",
'text': {
'getdanmaku': "Get ASS Danmaku",
'episodelistgetdanmaku': "Download ASS Danmaku:"
},
'message': {
'xhrfailed': "Failed to obtain ",
'invalidsnid': "Invalid SN/Url",
'invalidsnidlog': "SNID not found in string:",
'getdanmakuformsn': "Please enter the SNID or the URL of the anime page:",
'gotdanmaku': "got %d danmaku form %s",
'confirmresetconfig': "Are you sure you want to reset the configuration? This will refresh the page.",
'editconfig': "Changes will be saved immediately. Clicking 'Save' again will overwrite the settings. Some options still need to be refreshed to take effect.",
'configsaved': "Configuration saved."
},
'ui':{
'setting': "Setting",
'getdanmakuformsn': "Get danmaku form SN",
'settingpaneltitle': "Danmaku downloader setting",
'save': "Save",
'exit': "Exit",
'defaultvalue': "DefVal",
'currenttvalue': "CurVal",
'resetconfig': "Reset Config",
'editconfig': "Edit Raw Config (Im/Export)",
'executecode': "Execute Code",
'misc': "Miscellany",
'true': "yes",
'false': "no",
'butsetdeftitle': "Set to default value",
'butsetcurtitle': "Set to current value"
},
'config':{
'description': {
'playResX': "Canvas resolution width (pixels, same name parameter in ASS)",
'playResY': "Canvas resolution heigh (pixels, same name parameter in ASS)",
'fontlist': "Font (the first available one will be automatically selected)",
'font_size': "Font size (pixels)",
'exlinespace': "Extra line spacing (scale of fontsize)",
'r2ltime': "Right to left danmaku duration (seconds)",
'fixtime': "Fixed danmauku duration (seconds)",
'opacity': "opacity (scale)",
'space': "Minimum horizontal distance between danmaku (pixels)",
'max_delay': "The maximum delay for danmaku to appear (seconds)",
'bottom': "The space reserved for subtitles at the bottom (pixels)",
'use_canvas': "Whether to use canvas to calculate text width",
'debug': "Print debugging information",
'language': "UI Language (Refresh to take effect)",
'enablePlayPageButtoms': "Add danmauku download buttons<br/>to anime playback page.",
'enableDaylistButtoms': "Add danmauku download buttons<br/>to new anime schedule on the homepage.",
'enableNewanimelistButtoms': "Add danmauku download buttons<br/>to anime latest update list on the homepage."
},
'errormsg': {
'fontlist': ''
}
}
};
//设置面板项
var settingitems = {
'enablePlayPageButtoms': {
'htmltag': "select",
'type': "boolean",
'exattr': [],
get options() {
return [["true", l10n.ui.true], ["false", l10n.ui.false]];
}
},
'enableDaylistButtoms': {
'htmltag': "select",
'type': "boolean",
'exattr': [],
get options() {
return [["true", l10n.ui.true], ["false", l10n.ui.false]];
}
},
'enableNewanimelistButtoms': {
'htmltag': "select",
'type': "boolean",
'exattr': [],
get options() {
return [["true", l10n.ui.true], ["false", l10n.ui.false]];
}
},
'playResX': {
'htmltag': "input",
'type': "number",
'exattr': [["min", 0]]
},
'playResY': {
'htmltag': "input",
'type': "number",
'exattr': [["min", 0]]
},
'fontlist': {
'htmltag': "input",
'type': "text",
'exattr': [], //[["pattern", /^\[(\s*(\x22[^\x22]\x22)|(\x27[^\x27]\x27)|(\x60[^\x60]\x60)\s*,)*\s*(\x22[^\x22]\x22)|(\x27[^\x27]\x27)|(\x60[^\x60]\x60)\s*\]$/ ]] //匹配字符串数组
'datatype': "array"
},
'font_size': {
'htmltag': "input",
'type': "number",
'exattr': [["step", 0.5], ["min", 0]]
},
'exlinespace': {
'htmltag': "input",
'type': "number",
'exattr': [["step", 0.01]]
},
'r2ltime': {
'htmltag': "input",
'type': "number",
'exattr': [["step", 0.1], ["min", 0]]
},
'fixtime': {
'htmltag': "input",
'type': "number",
'exattr': [["step", 0.1], ["min", 0]]
},
'opacity': {
'htmltag': "input",
'type': "number",
'exattr': [["step", 0.01], ["min", 0]]
},
'space': {
'htmltag': "input",
'type': "number",
'exattr': []
},
'max_delay': {
'htmltag': "input",
'type': "number",
'exattr': [["step", 0.1], ["min", 0]]
},
'bottom': {
'htmltag': "input",
'type': "number",
'exattr': [["min", 0]]
},
'use_canvas': {
'htmltag': "select",
'type': "boolean",
'exattr': [],
get options() {
return [["true", l10n.ui.true], ["false", l10n.ui.false]];
}
},
'debug': {
'htmltag': "select",
'type': "boolean",
'exattr': [],
get options() {
return [["true", l10n.ui.true], ["false", l10n.ui.false]];
}
},
'language': {
'htmltag': "select",
'type': "string",
'exattr': [],
get options() {
var out = new Array();
for (let key in lang) {
out.push([key, lang[key].name]);
};
return out;
}
}
};
// 将字典中的值填入字符串
var fillStr = function(str) {
var dict = Array.apply(Array, arguments);
return str.replace(/{{([^}]+)}}/g, function(r, o) {
var ret;
dict.some(function(i) {
return ret = i[o];
});
return ret || '';
});
};
// 将颜色的数值化为十六进制字符串表示
var RRGGBB = function(color) {
var t = Number(color).toString(16).toUpperCase();
return (Array(7).join('0') + t).slice(-6);
};
// 将可见度转换为透明度
var hexAlpha = function(opacity) {
var alpha = Math.round(255 * (1 - opacity)).toString(16).toUpperCase();
return Array(3 - alpha.length).join('0') + alpha;
};
// 字符串
var funStr = function(fun) {
return fun.toString().split(/\r\n|\n|\r/).slice(1, -1).join('\n');
};
// 平方和开根
var hypot = Math.hypot ? Math.hypot.bind(Math) : function() {
return Math.sqrt([0].concat(Array.apply(Array, arguments)).reduce(function(x, y) {
return x + y * y;
}));
};
// 创建下载
var startDownload = function(data, filename) {
var blob = new Blob([data], {
type: 'application/octet-stream'
});
var url = window.URL.createObjectURL(blob);
var saveas = document.createElement('a');
saveas.href = url;
saveas.style.display = 'none';
document.body.appendChild(saveas);
saveas.download = filename;
saveas.click();
setTimeout(function() {
saveas.parentNode.removeChild(saveas);
}, 1000)
document.addEventListener('unload', function() {
window.URL.revokeObjectURL(url);
});
};
// 计算文字宽度
var calcWidth = (function() {
// 使用Canvas计算
var calcWidthCanvas = function() {
var canvas = document.createElement('canvas');
var context = canvas.getContext('2d');
return function(fontname, text, fontsize) {
context.font = 'bold ' + fontsize + 'px ' + fontname;
return Math.ceil(context.measureText(text).width + config.space);
};
}; // 使用Div计算
var calcWidthDiv = function() {
var d = document.createElement('div');
d.setAttribute('style', ['all: unset', 'top: -10000px', 'left: -10000px', 'width: auto', 'height: auto', 'position: absolute', '', ].join(' !important; '));
var ld = function() {
document.body.parentNode.appendChild(d);
}
if (!document.body) document.addEventListener('DOMContentLoaded', ld);
else ld();
return function(fontname, text, fontsize) {
d.textContent = text;
d.style.font = 'bold ' + fontsize + 'px ' + fontname;
return d.clientWidth + config.space;
};
};
// 检查使用哪个测量文字宽度的方法
if (config.use_canvas === null) {
if (navigator.platform.match(/linux/i) && !navigator.userAgent.match(/chrome/i)) config.use_canvas = false;
}
debug('use canvas: %o', config.use_canvas !== false);
if (config.use_canvas === false) return calcWidthDiv();
return calcWidthCanvas();
}());
// 选择合适的字体
var choseFont = function(fontlist) {
// 检查这个字串的宽度来检查字体是否存在
var sampleText = 'The quick brown fox jumps over the lazy dog' + '7531902468' + ',.!-' + '，。：！' + '天地玄黄' + '则近道矣';
// 和这些字体进行比较
var sampleFont = ['monospace', 'sans-serif', 'sans', 'Symbol', 'Arial', 'Comic Sans MS', 'Fixed', 'Terminal', 'Times', 'Times New Roman', '宋体', '黑体', '文泉驿正黑', 'Microsoft YaHei'];
// 如果被检查的字体和基准字体可以渲染出不同的宽度
// 那么说明被检查的字体总是存在的
var diffFont = function(base, test) {
var baseSize = calcWidth(base, sampleText, 72);
var testSize = calcWidth(test + ',' + base, sampleText, 72);
return baseSize !== testSize;
};
var validFont = function(test) {
var valid = sampleFont.some(function(base) {
return diffFont(base, test);
});
debug('font %s: %o', test, valid);
return valid;
};
// 找一个能用的字体
var f = fontlist[fontlist.length - 1];
fontlist = fontlist.filter(validFont);
debug('fontlist: %o', fontlist);
return fontlist[0] || f;
};
// 从备选的字体中选择一个机器上提供了的字体
var initFont = (function() {
var done = false;
return function() {
if (done) return;
done = true;
calcWidth = calcWidth.bind(window, config.font = choseFont(config.fontlist));
};
}());
var generateASS = function(danmaku, info) {
var assHeader = fillStr(funStr(function() { /*! ASS弹幕文件文件头
[Script Info]
Title: {{title}}
Original Script: 根据 {{ori}} 的弹幕信息，由 https://github.com/tiansh/us-danmaku 于 {{time}} 生成
ScriptType: v4.00+
Collisions: Normal
PlayResX: {{playResX}}
PlayResY: {{playResY}}
Timer: 10.0000
[V4+ Styles]
Format: Name, Fontname, Fontsize, PrimaryColour, SecondaryColour, OutlineColour, BackColour, Bold, Italic, Underline, StrikeOut, ScaleX, ScaleY, Spacing, Angle, BorderStyle, Outline, Shadow, Alignment, MarginL, MarginR, MarginV, Encoding
Style: Fix,{{font}},{{size}},&H{{alpha}}FFFFFF,&H{{alpha}}FFFFFF,&H{{alpha}}000000,&H{{alpha}}000000,1,0,0,0,100,100,0,0,1,2,0,2,20,20,2,0
Style: R2L,{{font}},{{size}},&H{{alpha}}FFFFFF,&H{{alpha}}FFFFFF,&H{{alpha}}000000,&H{{alpha}}000000,1,0,0,0,100,100,0,0,1,2,0,2,20,20,2,0
[Events]
Format: Layer, Start, End, Style, Name, MarginL, MarginR, MarginV, Effect, Text
*/
}), config, info, {
'alpha': hexAlpha(config.opacity),
'size': config.font_size,
'time': (new Date()).toString()
});
// 补齐数字开头的0
var paddingNum = function(num, len) {
num = '' + num;
while (num.length < len) num = '0' + num;
return num;
};
// 格式化时间
var formatTime = function(time) {
time = 100 * time ^ 0;
var l = [
[100,
2
],
[
60,
2
],
[
60,
2
],
[
Infinity,
0
]
].map(function(c) {
var r = time % c[0];
time = (time - r) / c[0];
return paddingNum(r, c[1]);
}).reverse();
return l.slice(0, -1).join(':') + '.' + l[3];
};
// 格式化特效
var format = (function() {
// 适用于所有弹幕
var common = function(line) {
var s = '';
var rgb = line.color.split(/(..)/).filter(function(x) {
return x;
}).map(function(x) {
return parseInt(x, 16);
});
// 如果不是白色，要指定弹幕特殊的颜色
if (line.color !== 'FFFFFF') // line.color 是 RRGGBB 格式
s += '\\c&H' + line.color.split(/(..)/).reverse().join('');
// 如果弹幕颜色比较深，用白色的外边框
var dark = rgb[0] * 0.299 + rgb[1] * 0.587 + rgb[2] * 0.114 < 48;
if (dark) s += '\\3c&HFFFFFF';
if (line.size !== 1) s += '\\fs' + Math.round(line.size * config.font_size);
return s;
};
// 适用于从右到左弹幕
var r2l = function(line) {
return '\\move(' + [
line.poss.x,
line.poss.y,
line.posd.x,
line.posd.y
].join(',') + ')';
};
// 适用于固定位置弹幕
var fix = function(line) {
return '\\pos(' + [
line.poss.x,
line.poss.y
].join(',') + ')';
};
var withCommon = function(f) {
return function(line) {
return f(line) + common(line);
};
};
return {
'R2L': withCommon(r2l),
'Fix': withCommon(fix),
};
}());
// 转义一些字符
var escapeAssText = function(s) {
// "{"、"}"字符libass可以转义，但是VSFilter不可以，所以直接用全角补上
return s.replace(/{/g, '｛').replace(/}/g, '｝').replace(/\r|\n/g, '');
};
// 将一行转换为ASS的事件
var convert2Ass = function(line) {
return 'Dialogue: ' + [
0,
formatTime(line.stime),
formatTime(line.dtime),
line.type, ',20,20,2,,',
].join(',') + '{' + format[line.type](line) + '}' + escapeAssText(line.text);
};
return assHeader + danmaku.map(convert2Ass).filter(function(x) {
return x;
}).join('\n');
};
/*
下文字母含义：
0 ||----------------------x---------------------->
_____________________c_____________________
= / wc \ 0
| | |--v--| wv | |--v--|
| d |--v--| d f |--v--|
y |--v--| l f | s _ p
| | VIDEO |--v--| |--v--| _ m
v | AREA (x ^ y) |
v: 弹幕
c: 屏幕
0: 弹幕发送
a: 可行方案
s: 开始出现
f: 出现完全
l: 开始消失
d: 消失完全
p: 上边缘（含）
m: 下边缘（不含）
w: 宽度
h: 高度
b: 底端保留
t: 时间点
u: 时间段
r: 延迟
并规定
ts := t0s + r
tf := wv / (wc + ws) * p + ts
tl := ws / (wc + ws) * p + ts
td := p + ts
*/
// 滚动弹幕
var normalDanmaku = (function(wc, hc, b, u, maxr) {
return function() {
// 初始化屏幕外面是不可用的
var used = [{
'p': -Infinity,
'm': 0,
'tf': Infinity,
'td': Infinity,
'b': false
},
{
'p': hc,
'm': Infinity,
'tf': Infinity,
'td': Infinity,
'b': false
},
{
'p': hc - b,
'm': hc,
'tf': Infinity,
'td': Infinity,
'b': true
},
];
// 检查一些可用的位置
var available = function(hv, t0s, t0l, b) {
var suggestion = [];
// 这些上边缘总在别的块的下边缘
used.forEach(function(i) {
if (i.m > hc) return;
var p = i.m;
var m = p + hv;
var tas = t0s;
var tal = t0l;
// 这些块的左边缘总是这个区域里面最大的边缘
used.forEach(function(j) {
if (j.p >= m) return;
if (j.m <= p) return;
if (j.b && b) return;
tas = Math.max(tas, j.tf);
tal = Math.max(tal, j.td);
});
// 最后作为一种备选留下来
suggestion.push({
'p': p,
'r': Math.max(tas - t0s, tal - t0l),
});
});
// 根据高度排序
suggestion.sort(function(x, y) {
return x.p - y.p;
});
var mr = maxr;
// 又靠右又靠下的选择可以忽略，剩下的返回
suggestion = suggestion.filter(function(i) {
if (i.r >= mr) return false;
mr = i.r;
return true;
});
return suggestion;
};
// 添加一个被使用的
var use = function(p, m, tf, td) {
used.push({
'p': p,
'm': m,
'tf': tf,
'td': td,
'b': false
});
};
// 根据时间同步掉无用的
var syn = function(t0s, t0l) {
used = used.filter(function(i) {
return i.tf > t0s || i.td > t0l;
});
};
// 给所有可能的位置打分，分数是[0, 1)的
var score = function(i) {
if (i.r > maxr) return -Infinity;
return 1 - hypot(i.r / maxr, i.p / hc) * Math.SQRT1_2;
};
// 添加一条
return function(t0s, wv, hv, b) {
var t0l = wc / (wv + wc) * u + t0s;
syn(t0s, t0l);
var al = available(hv, t0s, t0l, b);
if (!al.length) return null;
var scored = al.map(function(i) {
return [score(i),
i
];
});
var best = scored.reduce(function(x, y) {
return x[0] > y[0] ? x : y;
})[1];
var ts = t0s + best.r;
var tf = wv / (wv + wc) * u + ts;
var td = u + ts;
use(best.p, best.p + hv, tf, td);
return {
'top': best.p,
'time': ts,
};
};
};
}(config.playResX, config.playResY, config.bottom, config.r2ltime, config.max_delay));
// 顶部、底部弹幕
var sideDanmaku = (function(hc, b, u, maxr) {
return function() {
var used = [{
'p': -Infinity,
'm': 0,
'td': Infinity,
'b': false
},
{
'p': hc,
'm': Infinity,
'td': Infinity,
'b': false
},
{
'p': hc - b,
'm': hc,
'td': Infinity,
'b': true
},
];
// 查找可用的位置
var fr = function(p, m, t0s, b) {
var tas = t0s;
used.forEach(function(j) {
if (j.p >= m) return;
if (j.m <= p) return;
if (j.b && b) return;
tas = Math.max(tas, j.td);
});
return {
'r': tas - t0s,
'p': p,
'm': m
};
};
// 顶部
var top = function(hv, t0s, b) {
var suggestion = [];
used.forEach(function(i) {
if (i.m > hc) return;
suggestion.push(fr(i.m, i.m + hv, t0s, b));
});
return suggestion;
};
// 底部
var bottom = function(hv, t0s, b) {
var suggestion = [];
used.forEach(function(i) {
if (i.p < 0) return;
suggestion.push(fr(i.p - hv, i.p, t0s, b));
});
return suggestion;
};
var use = function(p, m, td) {
used.push({
'p': p,
'm': m,
'td': td,
'b': false
});
};
var syn = function(t0s) {
used = used.filter(function(i) {
return i.td > t0s;
});
};
// 挑选最好的方案：延迟小的优先，位置不重要
var score = function(i, is_top) {
if (i.r > maxr) return -Infinity;
var f = function(p) {
return is_top ? p : (hc - p);
};
return 1 - (i.r / maxr * (31 / 32) + f(i.p) / hc * (1 / 32));
};
return function(t0s, hv, is_top, b) {
syn(t0s);
var al = (is_top ? top : bottom)(hv, t0s, b);
if (!al.length) return null;
var scored = al.map(function(i) {
return [score(i, is_top),
i
];
});
var best = scored.reduce(function(x, y) {
return x[0] > y[0] ? x : y;
})[1];
use(best.p, best.m, best.r + t0s + u)
return {
'top': best.p,
'time': best.r + t0s
};
};
};
}(config.playResY, config.bottom, config.fixtime, config.max_delay));
// 为每条弹幕安置位置
var setPosition = function(danmaku) {
var normal = normalDanmaku(),
side = sideDanmaku();
return danmaku.sort(function(x, y) {
return x.time - y.time;
}).map(function(line) {
var font_size = Math.round(line.size * config.font_size * config.exlinespace);
var width = calcWidth(line.text, Math.round(line.size * config.font_size));
switch (line.mode) {
case 'R2L':
return (function() {
var pos = normal(line.time, width, font_size, line.bottom);
if (!pos) return null;
line.type = 'R2L';
line.stime = pos.time;
line.poss = {
'x': config.playResX + width / 2,
'y': pos.top + font_size,
};
line.posd = {
'x': -width / 2,
'y': pos.top + font_size,
};
line.dtime = config.r2ltime + line.stime;
return line;
}());
case 'TOP':
case 'BOTTOM':
return (function(isTop) {
var pos = side(line.time, font_size, isTop, line.bottom);
if (!pos) return null;
line.type = 'Fix';
line.stime = pos.time;
line.posd = line.poss = {
'x': Math.round(config.playResX / 2),
'y': pos.top + font_size,
};
line.dtime = config.fixtime + line.stime;
return line;
}(line.mode === 'TOP'));
default:
return null;
};
}).filter(function(l) {
return l;
}).sort(function(x, y) {
return x.stime - y.stime;
});
};
/*
* 设置面板部分
*/
//保存设置
var stringToNumberOrBoolean = function(input) {
var output = parseFloat(input);
if (!isNaN(output)) return output;
output = input.trim().toLowerCase();
if (output === "true") return true;
if (output === "false") return false;
return input;
};
var saveSetting = function(e) {
e.preventDefault();
if (document.querySelector(".assdanmakusetting-container").reportValidity()) {
for (let item of document.querySelector(".assdanmakusetting-container").querySelectorAll("input, select")) {
var parser = stringToNumberOrBoolean;
if ((item.tagName == "INPUT") && (item.type == "text")) {
switch (settingitems?.[item.name]?.datatype) {
case "array":
parser = (input) => input.split(',');
break;
default:
};
};
config[item.name] = parser(item.value);
};
GM_setValue("config", config);
debug = config.debug ? console.log.bind(console) : function() {};
initFont();
alert(l10n.message.configsaved);
};
};
//创建设置面板
var openSettingPanel = function() {
if (document.querySelector(".assdanmakusetting-window") == null) {
document.body.insertAdjacentHTML("beforeend", fillStr(settingPanelHTMLtemplate, {
'title': l10n.ui.settingpaneltitle,
'save': l10n.ui.save,
'exit': l10n.ui.exit
}));
document.querySelector(".assdanmakusetting-savebutton").addEventListener('click', saveSetting);
var container = document.querySelector(".assdanmakusetting-container");
//添加设置项
for (let key in settingitems) {
var item = settingitems[key];
var content = "";
var attr = "";
switch (item.htmltag) {
case "input":
for (let i of item.exattr) {
attr = attr + i[0] + '="' + i[1] +'" ';
};
attr = attr + `type="${item.type}"`;
attr = attr + `value="${config[key]}"`;//设置为当前值, 注意toString后值的变化
content = fillStr(settingInputHTMLtemplate, {
'key': key,
'butsetdef': l10n.ui.defaultvalue,
'butsetcur': l10n.ui.currenttvalue,
'butsetdeftitle': l10n.ui.butsetdeftitle,
'butsetcurtitle': l10n.ui.butsetcurtitle,
'htmltag': "input",
'attr': attr,
'content': "",
'description': l10n.config.description[key]
});
container.insertAdjacentHTML("beforeend", fillStr(settingItemHTMLtemplate, {content: content}));
break;
case "select":
var options = "";
for (let option of item.options) {
options = options + fillStr(settingOptionsHTMLtemplate, {
'value': option[0],
'text': option[1],
});
};
for (let i of item.exattr) {
attr = attr + i[0] + '="' + i[1] +'" ';
};
content = fillStr(settingInputHTMLtemplate, {
'key': key,
'butsetdef': l10n.ui.defaultvalue,
'butsetcur': l10n.ui.currenttvalue,
'butsetdeftitle': l10n.ui.butsetdeftitle,
'butsetcurtitle': l10n.ui.butsetcurtitle,
'htmltag': "select",
'attr': attr,
'content': options,
'description': l10n.config.description[key]
});
container.insertAdjacentHTML("beforeend", fillStr(settingItemHTMLtemplate, {content: content}));
container.lastElementChild.querySelector("select").value = config[key];//设置为当前值, 注意toString后值的变化
break;
default:
};
};
//最后几个按钮
container.insertAdjacentHTML("beforeend", fillStr(settingItemHTMLtemplate, {
'content': fillStr(last3ButtonHTMLtemplate, {
'executecode': l10n.ui.executecode,
'editconfig': l10n.ui.editconfig,
'resetconfig': l10n.ui.resetconfig,
'title': l10n.ui.misc
})
}));
//添加事件监听器
for (let node of container.getElementsByTagName("button")) {
node.addEventListener("click", settingPanelButtonListener);
};
for (let node of container.getElementsByTagName("select")) {
node.addEventListener("wheel", settingPanelSelectScrollListener);
};
for (let node of container.querySelectorAll(`input[type="text"]`)) {
node.addEventListener("input", settingPanelTextCheckerListener);
};
};
};
//设置项按钮处理
var settingPanelButtonListener = function(e) {
e.preventDefault();
switch (e.currentTarget.getAttribute("act")) {
//旁边的两个用于把值设置为默认值/当前值的按钮, 注意值toString后的变化
case "setval":
var inputelement = e.currentTarget.parentElement.querySelectorAll("input, select")[0];
switch (e.currentTarget.getAttribute("acp")) {
case "def":
inputelement.value = defconfig?.[inputelement.name];
break;
case "cur":
inputelement.value = config?.[inputelement.name];
break;
default:
};
break;
//最下面几个按钮
case "resetconfig":
if (confirm(l10n.message.confirmresetconfig)) {
GM_setValue("config", null);
location.reload();
};
break;
case "editconfig":
var input = prompt(l10n.message.editconfig, JSON.stringify(config));
if (input !== null) {
config = JSON.parse(input);
GM_setValue("config", config);
debug = config.debug ? console.log.bind(console) : function() {};
initFont();
alert(l10n.message.configsaved);
};
break;
case "executecode":
eval(prompt());
break;
default:
};
};
//设置项select滚轮处理
var settingPanelSelectScrollListener = function(e) {
e.preventDefault();
if (e.deltaY > 0) {
if (e.currentTarget.selectedIndex < (e.currentTarget.options.length - 1)) {
e.currentTarget.selectedIndex++;
} else {
e.currentTarget.selectedIndex = 0;
};
} else if (e.deltaY < 0) {
if (e.currentTarget.selectedIndex > 0) {
e.currentTarget.selectedIndex--;
} else {
e.currentTarget.selectedIndex = e.currentTarget.options.length - 1;
};
};
};
//设置项text验证处理
var settingPanelTextCheckerListener = function(e) {
e.currentTarget.reportValidity();
};
/*
* 下载部分
*/
//发送请求
var sendXHR = function(url, method, data, callback) {
var xhr = new XMLHttpRequest();
xhr.onreadystatechange = () => {
if (xhr.readyState === 4) {
if (xhr.status === 200) callback(xhr.response);
else alert(l10n.message.xhrfailed + xhr.status);
}
};
xhr.open(method, url);
xhr.setRequestHeader("Cookie", document.cookie);
xhr.setRequestHeader("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
xhr.send(data);
};
//将弹幕转换为ASS并保存
var nmina = function(dm, filename, exinfo) {
var danmaku = dm.map(function(line) {
return {
'text': line.text,
'time': line.time / 10,
'color': line.color.substr(1),
'mode': ['R2L', 'TOP', 'BOTTOM'][line.position],
'size': Math.pow(1.5, (line.size - 1)),//line.size * 0.5 +0.5,
'bottom': false,
'sender': line.userid,
// 'create': new Date(Number(info[5]) * 1000),
// 'danmakuid': info[6], // format as uuid
};
});
debug(l10n.message.gotdanmaku, danmaku.length, exinfo.ori);
var ass = generateASS(setPosition(danmaku), exinfo);
startDownload('' + ass, filename + '.ass');
};
//从SN号获取弹幕
var downloadDanmakuformSN = function(inputstr, filename, exinfo) {
var snid = /^\d+$/.test(inputstr) ? inputstr : inputstr.match(/((?<=\?sn=)\d+)|((?<=sn)\d+)/)?.at(0);
if (snid == null) { alert(l10n.message.invalidsnid); debug(l10n.message.invalidsnidlog + inputstr); return; };
var fname = null;
var info1 = { 'ori': "https://ani.gamer.com.tw/animeVideo.php?sn=" + snid };
var gettitle = function(resp) {
try {
info1.title = (new DOMParser()).parseFromString(resp, "text/html").title;
}
catch (e) { debug(e) };
sendXHR("https://ani.gamer.com.tw/ajax/danmuGet.php", "POST", "sn=" + snid.toString(10), getdanmu);
};
var getdanmu = function(resp) {
Object.assign(info1,exinfo);
try {
fname = info1.title.replace("線上看 - 巴哈姆特動畫瘋", "[Baha]");
}
catch (e) { debug(e) };
nmina(JSON.parse(resp), (filename == null || filename === "") ? fname : filename, info1);
};
//如果没有标题则获取标题
if (exinfo?.hasOwnProperty("title")) sendXHR("https://ani.gamer.com.tw/ajax/danmuGet.php", "POST", "sn=" + snid.toString(10), getdanmu);
else sendXHR("https://ani.gamer.com.tw/animeVideo.php?sn=" + snid, "GET", null, gettitle);
};
/*
* 页面部分
*/
//下载按钮事件监听器
var DLButtonListener = function(e) {
e.preventDefault();
downloadDanmakuformSN(e.currentTarget.getAttribute("snid"));
};
//从列表生成下载按钮
var genDLButtonformList = function(snlist) {
var bs = document.createElement("div");
bs.insertAdjacentHTML("afterbegin", fillStr(`<p style="font-size:1.2em;">{{text}}</p>`, { 'text': l10n.text.episodelistgetdanmaku }));
for (let node of snlist) {
if (node.sn === "---") {
var p = document.createElement("p");
p.textContent = node.text;
bs.appendChild(p);
} else {
var b = document.createElement("button");
b.className = "listdownloadbutton";
b.textContent = node.text;
b.setAttribute("snid", node.sn);
b.addEventListener('click', DLButtonListener);
bs.appendChild(b);
};
};
return bs;
};
//添加播放页面的按钮
var initPlayPageButton = function() {
//当前集数的按钮
const b = document.createElement("button");
b.textContent = l10n.text.getdanmaku;
b.addEventListener('click', e => {
e.preventDefault();
var fname = null;
try {
fname = document.title.replace("線上看 - 巴哈姆特動畫瘋", "[Baha]");
}
catch (e) {};
downloadDanmakuformSN(location.href, fname, {
'title': document.title,
'ori': location.href
});
});
b.className = "ahveuiw";
document.querySelector(".anime_name").appendChild(b);
//剧集列表的按钮
var episodelist = new Array();
for (let node1 of document.querySelector(".season").children) {
if (node1?.tagName.toLowerCase() == "p") {
episodelist.push({
'sn': "---",
'text': node1.textContent
});
};
if (node1?.tagName.toLowerCase() == "ul") {
for (let node2 of node1.children) {
episodelist.push({
'sn': node2.querySelector("a").getAttribute("href"),
'text': node2.querySelector("a").textContent
});
};
};
};
document.querySelector(".season").appendChild(genDLButtonformList(episodelist));
};
//添加新番列表的按钮
var initNewanimelistButton = function() {
for (let node of document.querySelector(".newanime-block").children) {
try {
if (node.querySelector(".anime-card-block") == null) continue;
var b = document.createElement("div");
//debug(node);
b.className = "listgetassdanmaku-button";
b.textContent = l10n.text.getdanmaku;
b.setAttribute("snid", node.querySelector(".anime-card-block").getAttribute("href"));
b.addEventListener('click', DLButtonListener);
var ae = node.querySelector(".anime-episode");
if (ae == null) { ae = document.createElement("div"); ae.className = "anime-episode"; node.querySelector("anime-detail-info-block").appendChild(ae); }
ae.insertAdjacentHTML("beforeend", "<p> </p>");
ae.appendChild(b);
}
catch (e) { debug(e) };
};
};
var initDaylistButton = function() {
for (let node of document.querySelector(".programlist-block").querySelectorAll("a.text-anime-info")) {
try {
var b = document.createElement("div");
b.className = "listgetassdanmaku-button";
b.textContent = l10n.text.getdanmaku;
b.setAttribute("snid", node.getAttribute("href"));
b.addEventListener('click', DLButtonListener);
node.appendChild(b);
}
catch (e) { debug(e) };
};
};
/*
* Common
*/
// 初始化
var init = function() {
Object.assign(l10n, lang?.[config.language]);
GM_registerMenuCommand(l10n.ui.getdanmakuformsn, function(){downloadDanmakuformSN(prompt(l10n.message.getdanmakuformsn));});
GM_registerMenuCommand(l10n.ui.setting, openSettingPanel);
GM_addStyle(injectedCSS);
initFont();
if ((document.querySelector(".anime-detail-info-block") != null) && config.enableNewanimelistButtoms) initNewanimelistButton();
if ((document.querySelector(".programlist-block") != null) && config.enableDaylistButtoms) initDaylistButton();
if ((document.querySelector(".anime_name") != null) && config.enablePlayPageButtoms) initPlayPageButton();
};
if (document.body) init();
else window.addEventListener('DOMContentLoaded', init);