Shows images and videos behind links and thumbnails.
目前为
/*
// ==UserScript==
// @name Mouseover Popup Image Viewer
// @namespace https://github.com/tophf
// @description Shows images and videos behind links and thumbnails.
// @include *
// @connect *
// allow rule installer in config dialog https://w9p.co/userscripts/mpiv/more_host_rules.html
// @connect w9p.co
// @grant GM_getValue
// @grant GM_setValue
// @grant GM_xmlhttpRequest
// @grant GM_download
// @grant GM_openInTab
// @grant GM_registerMenuCommand
// @version 1.1.10
// @author tophf
// @original-version 2017.9.29
// @original-author kuehlschrank
// @supportURL https://github.com/tophf/mpiv/issues
// @homepage https://w9p.co/userscripts/mpiv/
// @icon https://w9p.co/userscripts/mpiv/icon.png
// ==/UserScript==
*/
'use strict';
//#region Globals
/** @type mpiv.Config */
let cfg;
/** @type mpiv.AppInfo */
let ai = {rule: {}};
/** @type Element */
let elConfig;
const undefined = void 0; // eslint-disable-line no-shadow-restricted-names, no-redeclare
const doc = document;
const hostname = location.hostname;
const dotDomain = '.' + hostname;
const isGoogleDomain = /(^|\.)google(\.com?)?(\.\w+)?$/.test(hostname);
const isGoogleImages = isGoogleDomain && /[&?]tbm=isch(&|$)/.test(location.search);
const PREFIX = 'mpiv-';
const STATUS_ATTR = `${PREFIX}status`;
const MSG = Object.assign({}, ...[
'getViewSize',
'viewSize',
].map(k => ({[k]: `${PREFIX}${k}`})));
const WHEEL_EVENT = 'onwheel' in doc ? 'wheel' : 'mousewheel';
// time for volatile things to settle down meanwhile we postpone action
// examples: loading image from cache, quickly moving mouse over one element to another
const SETTLE_TIME = 50;
// used to detect JS code in host rules
const RX_HAS_CODE = /(^|[^-\w])return[\W\s]/;
const ZOOM_MAX = 16;
//#endregion
const App = {
activate(info, event) {
const {match, node, rule, url} = info;
if (elConfig) console.info({node, rule, url, match});
if (ai.node) App.deactivate();
ai = info;
ai.force = event.ctrlKey;
ai.gNum = 0;
ai.zooming = cfg.css.includes(`${PREFIX}zooming`);
Util.suppressTooltip();
Calc.updateViewSize();
Events.toggle(true);
Events.trackMouse(event);
if (ai.force) {
App.start();
} else if (cfg.start === 'auto' && !rule.manual) {
App.belate();
} else {
Status.set('ready');
}
},
belate() {
if (cfg.preload) {
ai.preloadStart = now();
App.start();
Status.set('+preloading');
setTimeout(Status.set, cfg.delay, '-preloading');
} else {
ai.timer = setTimeout(App.start, cfg.delay);
}
},
checkProgress({start} = {}) {
const p = ai.popup;
if (p) {
const w = ai.nwidth = p.naturalWidth || p.videoWidth || ai.popupLoaded && innerWidth / 2;
const h = ai.nheight = p.naturalHeight || p.videoHeight || ai.popupLoaded && innerHeight / 2;
if (h) {
const scale = !ai.force && Math.max(w / (ai.rect.width || 1), h / (ai.rect.height || 1));
if (scale && scale < cfg.scale) {
App.deactivate();
return 'abort';
}
App.stopTimers();
const wait = ai.preloadStart && (ai.preloadStart + cfg.delay - now());
if (wait > 0) {
ai.timer = setTimeout(App.checkProgress, wait);
} else if ((ai.urls || 0).length && Math.max(w, h) < 130) {
App.handleError({type: 'error'});
} else {
App.commit();
}
return;
}
}
if (start)
ai.timerProgress = setInterval(App.checkProgress, 150);
},
async commit() {
App.updateStyles();
Calc.naturalSize();
const p = ai.popup;
p.className = `${PREFIX}show`;
p.removeAttribute('style');
Calc.updateExtras();
Calc.updateScales();
Status.set(false);
const willZoom = cfg.zoom === 'auto' || App.isImageTab && cfg.imgtab;
const willMove = !willZoom || App.toggleZoom({keepScale: true}) === undefined;
if (willMove)
Popup.move();
Bar.updateName();
Bar.updateDetails();
ai.large = ai.nwidth > p.clientWidth + ai.extras.w ||
ai.nheight > p.clientHeight + ai.extras.h;
if (ai.large)
Status.set('large');
// FF renders a blank bg+border first; I couldn't find a proper solution
if (p.complete && isFF && ai.large)
p.style.backgroundImage = `url('${p.src}')`;
},
deactivate({wait} = {}) {
App.stopTimers();
if (ai.popup)
ai.popup.removeEventListener('load', Popup.onLoad);
if (ai.req)
tryCatch.call(ai.req, ai.req.abort);
if (ai.tooltip)
ai.tooltip.node.title = ai.tooltip.text;
Status.set(false);
Bar.set(false);
Events.toggle(false);
Popup.destroy();
if (wait) {
App.enabled = false;
setTimeout(App.enable, 200);
}
ai = {rule: {}};
},
enable() {
App.enabled = true;
},
handleError(e, rule = ai.rule) {
if (isGoogleImages && cfg.xhr && !ai.xhr) {
ai.xhr = true;
console.debug('Retrying in XHR mode', ai.url);
App.startSingle();
return;
}
if (rule && rule.onerror === 'skip')
return;
const fe = Util.formatError(e, rule);
if (!rule || !ai.urls || !ai.urls.length)
console.warn(fe.consoleFormat, ...fe.consoleArgs);
if (ai.urls && ai.urls.length) {
ai.url = ai.urls.shift();
if (ai.url) {
App.stopTimers();
App.startSingle();
} else {
App.deactivate();
}
} else if (ai.node) {
Status.set('error');
Bar.set(fe.message, 'error');
}
},
/** @param {MessageEvent} e */
onMessage(e) {
if (typeof e.data === 'string' && e.data === MSG.getViewSize) {
for (const el of doc.getElementsByTagName('iframe')) {
if (el.contentWindow === e.source) {
const [w, h] = Calc.frameSize(el, window);
e.source.postMessage(`${MSG.viewSize}:${w}:${h}`, '*');
return;
}
}
}
},
/** @param {MessageEvent} e */
onMessageChild(e) {
if (e.source === parent && typeof e.data === 'string' && e.data.startsWith(MSG.viewSize)) {
window.removeEventListener('message', App.onMessageChild);
const [w, h] = e.data.split(':').slice(1).map(parseFloat);
if (w && h) ai.view = {w, h};
}
},
start() {
// check explicitly as the cursor may have moved into an iframe so mouseout wasn't reported
if (!ai.node.closest(':hover')) {
App.deactivate();
return;
}
App.updateStyles();
if (ai.gallery)
App.startGallery();
else
App.startSingle();
},
startSingle() {
Status.loading();
ai.imageUrl = null;
if (ai.rule.follow && !ai.rule.q && !ai.rule.s) {
Remoting.findRedirect();
} else if (ai.rule.q && !Array.isArray(ai.urls)) {
App.startFromQ();
} else {
Popup.create(ai.url);
Ruler.runC();
}
},
async startFromQ() {
try {
const {responseText, doc, finalUrl} = await Remoting.getDoc(ai.url);
const url = Ruler.runQ(responseText, doc, finalUrl);
if (!url)
throw 'The "q" rule did not produce any URL.';
if (RuleMatcher.isFollowableUrl(url, ai.rule)) {
const info = RuleMatcher.find(url, ai.node, {noHtml: true});
if (!info || !info.url)
throw `Couldn't follow URL: ${url}`;
Object.assign(ai, info);
App.startSingle();
} else {
Popup.create(url, finalUrl);
Ruler.runC(responseText, doc);
}
} catch (e) {
App.handleError(e);
}
},
async startGallery() {
Status.loading();
try {
const startUrl = ai.url;
const p = ai.rule.s === 'gallery' ? {} : await Remoting.getDoc(startUrl);
const items = await new Promise(resolve => {
const it = ai.gallery(p.responseText, p.doc, p.finalUrl, ai.match, ai.rule, ai.node,
resolve);
if (Array.isArray(it))
resolve(it);
});
// bail out if the gallery's async callback took too long
if (ai.url !== startUrl) return;
ai.gNum = items.length;
ai.gItems = items.length && items;
if (ai.gItems) {
const i = items.index;
ai.gIndex = i === (i | 0) && items[i] ? i | 0 :
typeof i === 'string' ? clamp(items.findIndex(x => x.url === i), 0) :
Gallery.findIndex(ai.url);
setTimeout(Gallery.next);
} else {
throw 'Empty gallery';
}
} catch (e) {
App.handleError(e);
}
},
stopTimers() {
for (const timer of ['timer', 'timerBar', 'timerStatus'])
clearTimeout(ai[timer]);
clearInterval(ai.timerProgress);
},
toggleZoom({keepScale} = {}) {
const p = ai.popup;
if (!p || !ai.scales || ai.scales.length < 2)
return;
ai.zoomed = !ai.zoomed;
ai.scale = ai.zoomed && Calc.scaleForFirstZoom(keepScale) || ai.scales[0];
if (ai.zooming)
p.classList.add(`${PREFIX}zooming`);
Popup.move();
Bar.updateDetails();
Status.set(ai.zoomed ? 'zoom' : false);
return ai.zoomed;
},
updateStyles() {
Util.addStyle('global',
(App.globalStyle || createGlobalStyle()) +
(cfg.css.includes('{') ? cfg.css : `#${PREFIX}-popup {${(cfg.css)}}`));
Util.addStyle('rule', ai.rule.css || '');
},
};
const Bar = {
set(label, className) {
let b = ai.bar;
if (typeof label !== 'string') {
$remove(b);
ai.bar = null;
return;
}
if (!b) b = ai.bar = $create('div', {id: `${PREFIX}bar`});
App.updateStyles();
Bar.updateDetails();
Bar.show();
b.innerHTML = label;
if (!b.parentNode) {
doc.body.appendChild(b);
Util.forceLayout(b);
}
b.className = `${PREFIX}show ${PREFIX}${className}`;
},
show() {
clearTimeout(ai.timerBar);
ai.bar.style.removeProperty('opacity');
ai.timerBar = setTimeout(() => ai.bar && $css(ai.bar, {opacity: 0}), 3000);
},
updateName() {
const {gItems: gi, gIndex: i, gNum: n} = ai;
if (gi) {
const item = gi[i];
const noDesc = !gi.some(_ => _.desc);
const c = `${n > 1 ? `[${i + 1}/${n}] ` : ''}${[
gi.title && (!i || noDesc) && !`${item.desc || ''}`.includes(gi.title) && gi.title || '',
item.desc,
].filter(Boolean).join(' - ')}`;
Bar.set(c.trim() || ' ', 'gallery', true);
} else if ('caption' in ai) {
Bar.set(ai.caption, 'caption');
} else if (ai.tooltip) {
Bar.set(ai.tooltip.text, 'tooltip');
} else {
Bar.set(' ', 'info');
}
},
updateDetails() {
if (!ai.bar) return;
const zoom = ai.nwidth && `${
Math.round(ai.scale * 100)
}%, ${
ai.nwidth
} x ${
ai.nheight
} px, ${
Math.round(100 * (ai.nwidth * ai.nheight / 1e6)) / 100
} MP`.replace(/\x20/g, '\xA0');
if (ai.bar.dataset.zoom !== zoom || !ai.nwidth) {
if (zoom) ai.bar.dataset.zoom = zoom;
else delete ai.bar.dataset.zoom;
Bar.show();
}
},
};
const Calc = {
frameSize(elFrame, parentWindow) {
if (!elFrame) return;
const r = elFrame.getBoundingClientRect();
const w = clamp(r.width, 0, parentWindow.innerWidth - r.left);
const h = clamp(r.height, 0, parentWindow.innerHeight - r.top);
return [w, h];
},
generateScales(fit) {
let [scale, goal] = fit < 1 ? [fit, 1] : [1, fit];
const zoomStep = cfg.zoomStep / 100;
const arr = [scale];
if (fit !== 1) {
const diff = goal / scale;
const steps = Math.log(diff) / Math.log(zoomStep) | 0;
const step = steps && Math.pow(diff, 1 / steps);
for (let i = steps; --i > 0;)
arr.push((scale *= step));
arr.push(scale = goal);
}
while ((scale *= zoomStep) <= ZOOM_MAX)
arr.push(scale);
return arr;
},
naturalSize() {
let {popup: p, nwidth: nw, nheight: nh} = ai;
// overriding custom CSS to detect an unrestricted SVG that scales to the entire page
p.setAttribute('style', 'display:inline !important;' + App.popupStyleBase);
if (p.clientWidth > nw) {
const w = clamp(p.clientWidth, nw, innerWidth / 2) | 0;
nh = ai.nheight = w / nw * nh | 0;
nw = ai.nwidth = w;
p.style.cssText = `width: ${nw}px !important; height: ${nh}px !important;`;
}
},
rect() {
let {node, rule} = ai;
let n = rule.rect && node.closest(rule.rect);
if (n) return n.getBoundingClientRect();
const nested = node.getElementsByTagName('*');
let maxArea = 0;
let maxBounds;
n = node;
for (let i = 0; n; n = nested[i++]) {
const bounds = n.getBoundingClientRect();
const area = bounds.width * bounds.height;
if (area > maxArea) {
maxArea = area;
maxBounds = bounds;
node = n;
}
}
return maxBounds;
},
placement() {
if (!ai.popup) return;
let x, y;
const {cx, cy, extras, view} = ai;
const vw = view.w - extras.outw;
const vh = view.h - extras.outh;
const w = ai.scale * ai.nwidth + extras.inw;
const h = ai.scale * ai.nheight + extras.inh;
if (!ai.zoomed && ai.gNum < 2 && !cfg.center) {
const r = ai.rect;
const rx = (r.left + r.right) / 2;
const ry = (r.top + r.bottom) / 2;
if (vw - r.right - 40 > w || w < r.left - 40) {
if (h < vh - 60)
y = clamp(ry - h / 2, 30, vh - h - 30);
x = rx > vw / 2 ? r.left - 40 - w : r.right + 40;
} else if (vh - r.bottom - 40 > h || h < r.top - 40) {
if (w < vw - 60)
x = clamp(rx - w / 2, 30, vw - w - 30);
y = ry > vh / 2 ? r.top - 40 - h : r.bottom + 40;
}
}
if (x == null)
x = (vw - w) * (vw > w ? .5 : clamp(5 / 3 * (cx / vw - .2), 0, 1));
if (y == null)
y = (vh - h) * (vh > h ? .5 : clamp(5 / 3 * (cy / vh - .2), 0, 1));
return {
x: Math.round(x + extras.o),
y: Math.round(y + extras.o),
w: Math.round(w),
h: Math.round(h),
};
},
scaleBiggerThan(scale, i, arr) {
return scale >= this && (!i || Math.abs(scale - arr[i - 1]) > .01);
},
scaleIndex(dir) {
const i = ai.scales.indexOf(ai.scale);
if (i >= 0) return i + dir;
for (
let len = ai.scales.length,
i = dir > 0 ? 0 : len - 1;
i >= 0 && i < len;
i += dir
) {
if (Math.sign(ai.scales[i] - ai.scale) === dir)
return i;
}
return -1;
},
scaleForFirstZoom(keepScale) {
const z = ai.scaleZoom;
return keepScale || z !== ai.scale ? z : ai.scales.find(x => x > z);
},
updateExtras() {
const s = getComputedStyle(ai.popup);
const o2 = sumProps(s.outlineOffset, s.outlineWidth) * 2;
const inw = sumProps(s.paddingLeft, s.paddingRight, s.borderLeftWidth, s.borderRightWidth);
const inh = sumProps(s.paddingTop, s.paddingBottom, s.borderTopWidth, s.borderBottomWidth);
const outw = o2 + sumProps(s.marginLeft, s.marginRight);
const outh = o2 + sumProps(s.marginTop, s.marginBottom);
ai.extras = {
inw, inh,
outw, outh,
o: o2 / 2,
w: inw + outw,
h: inh + outh,
};
},
updateScales() {
const fit = Math.min(
(ai.view.w - ai.extras.w) / ai.nwidth,
(ai.view.h - ai.extras.h) / ai.nheight) || 1;
const isCustom = !cfg.fit && cfg.scales.length;
let cutoff = Math.min(1, fit);
let scaleZoom = cfg.fit === 'all' && fit || cfg.fit === 'no' && 1 || cutoff;
if (isCustom) {
const dst = [];
for (const scale of cfg.scales) {
const val = parseFloat(scale) || fit;
dst.push(val);
if (isCustom && typeof scale === 'string') {
if (scale.includes('!')) cutoff = val;
if (scale.includes('*')) scaleZoom = val;
}
}
ai.scales = dst.sort(compareNumbers).filter(Calc.scaleBiggerThan, cutoff);
} else {
ai.scales = Calc.generateScales(fit);
}
ai.scale = cfg.zoom === 'auto' ? scaleZoom : Math.min(1, fit);
ai.scaleFit = fit;
ai.scaleZoom = scaleZoom;
},
updateViewSize() {
const view = doc.compatMode === 'BackCompat' ? doc.body : doc.documentElement;
ai.view = {
w: view.clientWidth,
h: view.clientHeight,
};
if (window === top) return;
const [w, h] = Calc.frameSize(frameElement, parent) || [];
if (w && h) {
ai.view = {w, h};
} else {
window.addEventListener('message', App.onMessageChild);
parent.postMessage(MSG.getViewSize, '*');
}
},
};
class Config {
constructor({data: c = GM_getValue('cfg'), save}) {
if (typeof c === 'string')
c = tryCatch(JSON.parse, c);
if (typeof c !== 'object' || !c)
c = {};
const {DEFAULTS} = Config;
c.fit = ['all', 'large', 'no', ''].includes(c.fit) ? c.fit :
!(c.scales || 0).length || `${c.scales}` === `${DEFAULTS.scales}` ? 'large' :
'';
if (c.version !== DEFAULTS.version) {
if (typeof c.hosts === 'string')
c.hosts = c.hosts.split('\n')
.map(s => tryCatch(JSON.parse, s) || s)
.filter(Boolean);
if (c.close === true || c.close === false)
c.zoomOut = c.close ? 'auto' : 'stay';
for (const key in DEFAULTS)
if (typeof c[key] !== typeof DEFAULTS[key])
c[key] = DEFAULTS[key];
if (c.version === 3 && c.scales[0] === 0)
c.scales[0] = '0!';
for (const key in c)
if (!(key in DEFAULTS))
delete c[key];
c.version = DEFAULTS.version;
if (save)
GM_setValue('cfg', c);
}
if (Object.keys(cfg || {}).some(k => /^ui|^(css|globalStatus)$/.test(k) && cfg[k] !== c[k]))
App.globalStyle = '';
if (!Array.isArray(c.scales))
c.scales = [];
c.scales = [...new Set(c.scales)].sort((a, b) => parseFloat(a) - parseFloat(b));
Object.assign(this, DEFAULTS, c);
}
}
/** @type mpiv.Config */
Config.DEFAULTS = Object.assign(Object.create(null), {
center: false,
css: '',
delay: 500,
fit: '',
globalStatus: false,
// prefer ' inside rules because " will be displayed as \"
// example: "img[src*='icon']"
hosts: [{
name: 'No popup for YouTube thumbnails',
d: 'www.youtube.com',
e: 'ytd-rich-item-renderer *, ytd-thumbnail *',
s: '',
}, {
name: 'No popup for SVG/PNG icons',
d: '',
e: "img[src*='icon']",
r: '//[^/]+/.*\\bicons?\\b.*\\.(?:png|svg)',
s: '',
}],
imgtab: false,
preload: false,
scale: 1.25,
scales: ['0!', 0.125, 0.25, 0.5, 0.75, 1, 1.5, 2, 2.5, 3, 4, 5, 8, 16],
start: 'auto',
uiBackgroundColor: '#ffffff',
uiBackgroundOpacity: 100,
uiBorderColor: '#000000',
uiBorderOpacity: 100,
uiBorder: 0,
uiShadowColor: '#000000',
uiShadowOpacity: 80,
uiShadow: 20,
uiPadding: 0,
uiMargin: 0,
version: 6,
xhr: true,
zoom: 'context',
zoomOut: 'auto',
zoomStep: 133,
});
const Events = {
hoverData: [],
hoverTimer: 0,
onMouseOver(e) {
if (!App.enabled || e.shiftKey || ai.zoomed)
return;
let node = e.target;
if (node === ai.popup ||
node === doc.body ||
node === doc.documentElement ||
node === elConfig ||
ai.gallery && ai.rectHovered)
return;
if (node.shadowRoot)
node = Events.pierceShadow(node, e.clientX, e.clientY);
// we don't want to process everything in the path of a quickly moving mouse cursor
Events.hoverData = [now(), e, node];
Events.hoverTimer = Events.hoverTimer || setTimeout(Events.onMouseOverThrottled, SETTLE_TIME);
},
onMouseOverThrottled() {
const [start, e, node] = Events.hoverData;
// clearTimeout + setTimeout is expensive so we'll use the cheaper perf.now() for rescheduling
const wait = start + SETTLE_TIME - now();
Events.hoverTimer = wait > 10 && setTimeout(Events.onMouseOverThrottled, wait);
if (Events.hoverTimer)
return;
if (!node.closest(':hover'))
return;
if (!Ruler.rules)
Ruler.init();
let a;
const tag = node.tagName;
const src = node.currentSrc || node.src;
const isPic = tag === 'IMG' || tag === 'VIDEO' && /\.(webm|mp4)(\?|$)/.test(src);
const info =
// note that data URLs aren't passed to rules as those may have fatally ineffective regexps
tag !== 'A' &&
RuleMatcher.find(isPic && !src.startsWith('data:') && Util.rel2abs(src), node) ||
(a = node.closest('A')) &&
RuleMatcher.findForLink(a) ||
isPic &&
{node, rule: {}, url: src};
if (info && info.url && info.node !== ai.node)
App.activate(info, e);
},
onMouseOut(e) {
if (!e.relatedTarget && !e.shiftKey)
App.deactivate();
},
onMouseOutShadow(e) {
const root = e.target.shadowRoot;
if (root) {
root.removeEventListener('mouseover', Events.onMouseOver);
root.removeEventListener('mouseout', Events.onMouseOutShadow);
}
},
onMouseMove(e) {
Events.trackMouse(e);
if (e.shiftKey) {
ai.lazyUnload = true;
} else if (!ai.zoomed && !ai.rectHovered) {
App.deactivate();
} else if (ai.zoomed) {
Popup.move();
const {cx, cy, view: {w, h}} = ai;
const bx = w / 6;
const by = h / 6;
const onEdge = cx < bx || cx > w - bx || cy < by || cy > h - by;
Status.set(`${onEdge ? '+' : '-'}edge`);
}
},
onMouseDown({shiftKey, button}) {
if (button === 0 && shiftKey && ai.popup && ai.popup.controls) {
ai.controlled = ai.zoomed = true;
} else if (button === 2 || shiftKey) {
// we ignore RMB and Shift
} else {
App.deactivate({wait: true});
document.addEventListener('mouseup', App.enable, {once: true});
}
},
onMouseScroll(e) {
const dir = (e.deltaY || -e.wheelDelta) < 0 ? 1 : -1;
if (ai.zoomed) {
Events.zoomInOut(dir);
} else if (ai.gNum > 1 && ai.popup) {
Gallery.next(-dir);
} else if (cfg.zoom === 'wheel' && dir > 0 && ai.popup) {
App.toggleZoom();
} else {
App.deactivate();
return;
}
dropEvent(e);
},
onKeyDown(e) {
switch (e.key) {
case 'Shift':
Status.set('+shift');
if (ai.popup && 'controls' in ai.popup)
ai.popup.controls = true;
break;
case 'Control':
if (!ai.popup && (cfg.start !== 'auto' || ai.rule.manual))
App.start();
break;
}
},
onKeyUp(e) {
switch (e.key.length > 1 ? e.key : e.code) {
case 'Shift':
Status.set('-shift');
if ((ai.popup || {}).controls)
ai.popup.controls = false;
if (ai.controlled) {
ai.controlled = false;
return;
}
if (ai.popup && (ai.zoomed || ai.rectHovered !== false))
App.toggleZoom();
else
App.deactivate({wait: true});
break;
case 'Control':
break;
case 'Escape':
App.deactivate({wait: true});
break;
case 'ArrowRight':
case 'KeyJ':
dropEvent(e);
Gallery.next(1);
break;
case 'ArrowLeft':
case 'KeyK':
dropEvent(e);
Gallery.next(-1);
break;
case 'KeyD': {
dropEvent(e);
Remoting.saveFile();
break;
}
case 'KeyT':
ai.lazyUnload = true;
GM_openInTab(Util.tabFixUrl() || ai.popup.src);
App.deactivate();
break;
default:
App.deactivate({wait: true});
}
},
onContext(e) {
if (e.shiftKey) return;
if (cfg.zoom === 'context' && ai.popup && App.toggleZoom()) {
dropEvent(e);
} else if (!ai.popup && (cfg.start === 'context' || (cfg.start === 'auto' && ai.rule.manual))) {
App.start();
dropEvent(e);
} else {
setTimeout(App.deactivate, SETTLE_TIME, {wait: true});
}
},
pierceShadow(node, x, y) {
for (let root; (root = node.shadowRoot);) {
root.addEventListener('mouseover', Events.onMouseOver, {passive: true});
root.addEventListener('mouseout', Events.onMouseOutShadow);
const inner = root.elementFromPoint(x, y);
if (!inner || inner === node)
break;
node = inner;
}
return node;
},
toggle(enable) {
const onOff = enable ? doc.addEventListener : doc.removeEventListener;
const passive = enable ? {passive: true} : undefined;
onOff.call(doc, 'mousemove', Events.onMouseMove, passive);
onOff.call(doc, 'mouseout', Events.onMouseOut, passive);
onOff.call(doc, 'mousedown', Events.onMouseDown, passive);
onOff.call(doc, 'contextmenu', Events.onContext);
onOff.call(doc, 'keydown', Events.onKeyDown);
onOff.call(doc, 'keyup', Events.onKeyUp);
onOff.call(doc, WHEEL_EVENT, Events.onMouseScroll, enable ? {passive: false} : undefined);
},
trackMouse(e) {
const cx = ai.cx = e.clientX;
const cy = ai.cy = e.clientY;
const r = ai.rect || (ai.rect = Calc.rect());
ai.rectHovered =
cx > r.left - 2 && cx < r.right + 2 &&
cy > r.top - 2 && cy < r.bottom + 2;
},
zoomInOut(dir) {
const i = Calc.scaleIndex(dir);
const n = ai.scales.length;
if (i >= 0 && i < n)
ai.scale = ai.scales[i];
const zo = cfg.zoomOut;
if (i <= 0 && zo !== 'stay') {
if (ai.scaleFit < ai.scale * .99) {
ai.scales.unshift(ai.scale = ai.scaleFit);
} else if ((i <= 0 && zo === 'close' || i < 0 && !ai.rectHovered) && ai.gNum < 2) {
App.deactivate({wait: true});
return;
}
ai.zoomed = zo !== 'unzoom';
} else {
ai.popup.classList.toggle(`${PREFIX}zoom-max`, ai.scale >= 4 && i >= n - 1);
}
if (ai.zooming)
ai.popup.classList.add(`${PREFIX}zooming`);
Popup.move();
Bar.updateDetails();
},
};
const Gallery = {
functionParams: ['text', 'doc', 'url', 'm', 'rule', 'node', 'cb'],
makeParser(g) {
return (
typeof g === 'function' ? g :
typeof g === 'string' ? Util.newFunction(...Gallery.functionParams, g) :
Gallery.defaultParser
);
},
findIndex(gUrl) {
const sel = gUrl.split('#')[1];
if (!sel)
return 0;
if (/^\d+$/.test(sel))
return parseInt(sel);
for (let i = ai.gNum; i--;) {
let {url} = ai.gItems[i];
if (Array.isArray(url))
url = url[0];
if (url.indexOf(sel, url.lastIndexOf('/')) > 0)
return i;
}
return 0;
},
next(dir) {
if (dir) ai.gIndex = Gallery.nextIndex(dir);
const item = ai.gItems[ai.gIndex];
if (Array.isArray(item.url)) {
ai.urls = item.url.slice(1);
ai.url = item.url[0];
} else {
ai.urls = null;
ai.url = item.url;
}
Popup.destroy();
App.startSingle();
Bar.updateName();
Gallery.preload(dir);
},
nextIndex(dir) {
return (ai.gIndex + dir + ai.gNum) % ai.gNum;
},
preload(dir) {
if (!ai.popup || !dir) return;
ai.preloadUrl = ensureArray(ai.gItems[Gallery.nextIndex(dir)].url)[0];
ai.popup.addEventListener('load', Gallery.preloadOnLoad, {once: true});
},
preloadOnLoad() {
$create('img', {src: ai.preloadUrl});
},
defaultParser(text, doc, docUrl, m, rule) {
const {g} = rule;
const qEntry = g.entry;
const qCaption = ensureArray(g.caption);
const qImage = g.image;
const qTitle = g.title;
const fix =
(typeof g.fix === 'string' ? Util.newFunction('s', 'isURL', g.fix) : g.fix) ||
(s => s.trim());
const items = [...$$(qEntry || qImage, doc)]
.map(processEntry)
.filter(Boolean);
items.title = processTitle();
items.index =
typeof g.index === 'string' &&
Remoting.findImageUrl(tryCatch($, g.index, doc), docUrl) ||
RX_HAS_CODE.test(g.index) &&
Util.newFunction('items', 'node', g.index)(items, ai.node) ||
g.index;
return items;
function processEntry(entry) {
const item = {};
try {
const img = qEntry ? $(qImage, entry) : entry;
item.url = fix(Remoting.findImageUrl(img, docUrl), true);
item.desc = qCaption.map(processCaption, entry).filter(Boolean).join(' - ');
} catch (e) {}
return item.url && item;
}
function processCaption(selector) {
const el = $(selector, this) ||
$orSelf(selector, this.previousElementSibling) ||
$orSelf(selector, this.nextElementSibling);
return el && fix(el.textContent);
}
function processTitle() {
const el = $(qTitle, doc);
return el && fix(el.getAttribute('content') || el.textContent) || '';
}
function $orSelf(selector, el) {
if (el && !el.matches(qEntry))
return el.matches(selector) ? el : $(selector, el);
}
},
};
const Popup = {
async create(src, pageUrl) {
Popup.destroy();
ai.imageUrl = src;
if (ai.xhr && src)
src = await Remoting.getImage(src, pageUrl).catch(App.handleError);
if (!src) return;
const isVideo = Util.isVideoUrl(src);
const p = ai.popup = isVideo ? PopupVideo.create() : $create('img');
p.id = `${PREFIX}popup`;
p.src = src;
p.addEventListener('error', App.handleError);
if (ai.zooming)
p.addEventListener('transitionend', Popup.onZoom);
doc.body.insertBefore(p, ai.bar || undefined);
await 0;
if (App.checkProgress({start: true}) === 'abort')
return;
if (p.complete)
Popup.onLoad.call(ai.popup);
else if (!isVideo)
p.addEventListener('load', Popup.onLoad, {once: true});
},
destroy() {
const p = ai.popup;
if (!p) return;
p.removeEventListener('error', App.handleError);
if (typeof p.pause === 'function')
p.pause();
if (!ai.lazyUnload) {
if (p.src.startsWith('blob:'))
URL.revokeObjectURL(p.src);
}
p.remove();
ai.zoomed = ai.popup = ai.popupLoaded = null;
},
move() {
const p = Calc.placement();
$css(ai.popup, {
transform: `translate(${p.x}px, ${p.y}px)`,
width: `${p.w}px`,
height: `${p.h}px`,
});
},
onLoad() {
this.setAttribute('loaded', '');
ai.popupLoaded = true;
},
onZoom() {
this.classList.remove(`${PREFIX}zooming`);
},
};
const PopupVideo = {
create() {
ai.bufBar = false;
ai.bufStart = now();
const shouldMute = new AudioContext().state === 'suspended';
return $create('video', {
autoplay: true,
controls: shouldMute,
muted: shouldMute,
loop: true,
volume: clamp(+GM_getValue('volume') || .5, 0, 1),
onprogress: PopupVideo.progress,
oncanplaythrough: PopupVideo.progressDone,
onvolumechange: PopupVideo.rememberVolume,
});
},
progress() {
const {duration} = this;
if (duration && this.buffered.length && now() - ai.bufStart > 2000) {
const pct = Math.round(this.buffered.end(0) / duration * 100);
if ((ai.bufBar |= pct > 0 && pct < 50))
Bar.set(`${pct}% of ${Math.round(duration)}s`, 'xhr');
}
},
progressDone() {
this.onprogress = this.oncanplaythrough = null;
if (ai.bar && ai.bar.classList.contains(`${PREFIX}xhr`))
Bar.set(false);
Popup.onLoad.call(this);
},
rememberVolume() {
GM_setValue('volume', this.volume);
},
};
const Ruler = {
/*
'u' works only with URLs so it's ignored if 'html' is true
||some.domain = matches some.domain, anything.some.domain, etc.
|foo = url or text must start with foo
^ = separator like / or ? or : but not a letter/number, not %._-
when used at the end like "foo^" it additionally matches when the source ends with "foo"
'r' is checked only if 'u' matches first
*/
init() {
const errors = new Map();
const customRules = (cfg.hosts || []).map(Ruler.parse, errors);
for (const rule of errors.keys())
App.handleError('Invalid custom host rule:', rule);
// rules that disable previewing
const disablers = [
dotDomain.endsWith('.stackoverflow.com') && {
e: '.post-tag, .post-tag img',
s: '',
},
{
u: '||disqus.com/',
s: '',
},
];
// optimization: a rule is created only when on domain
const perDomain = [
hostname.includes('startpage') && {
r: /\boiu=(.+)/,
s: '$1',
follow: true,
},
dotDomain.endsWith('.4chan.org') && {
e: '.is_catalog .thread a[href*="/thread/"], .catalog-thread a[href*="/thread/"]',
q: '.op .fileText a',
css: '#post-preview{display:none}',
},
hostname.includes('amazon.') && {
r: /.+?images\/I\/.+?\./,
s: m => {
const uh = doc.getElementById('universal-hover');
return uh ? '' : m[0] + 'jpg';
},
css: '#zoomWindow{display:none!important;}',
},
dotDomain.endsWith('.bing.com') && {
e: 'a[m*="murl"]',
r: /murl":"(.+?)"/,
s: '$1',
html: true,
},
...dotDomain.endsWith('.deviantart.com') && [{
e: '[data-super-full-img] *, img[src*="/th/"]',
s: (m, node) =>
$propUp(node, 'data-super-full-img') ||
(node = node.dataset.embedId && node.nextElementSibling) &&
node.dataset.embedId && node.src,
}, {
e: '.dev-view-deviation img',
s: () => [
$('.dev-page-download').href,
$('.dev-content-full').src,
].filter(Boolean),
}, {
e: 'a[data-hook=deviation_link]',
q: 'link[as=image]',
}] || [],
dotDomain.endsWith('.dropbox.com') && {
r: /(.+?&size_mode)=\d+(.*)/,
s: '$1=5$2',
},
dotDomain.endsWith('.facebook.com') && {
e: 'a[href*="ref=hovercard"]',
s: (m, node) =>
'https://www.facebook.com/photo.php?fbid=' +
/\/[0-9]+_([0-9]+)_/.exec($('img', node).src)[1],
follow: true,
},
dotDomain.endsWith('.facebook.com') && {
r: /(fbcdn|external).*?(app_full_proxy|safe_image).+?(src|url)=(http.+?)[&"']/,
s: (m, node) =>
node.parentNode.className.includes('video') && m[4].includes('fbcdn') ? '' :
decodeURIComponent(m[4]),
html: true,
follow: true,
},
dotDomain.endsWith('.flickr.com') &&
tryCatch(() => unsafeWindow.YUI_config.flickr.api.site_key) && {
r: /flickr\.com\/photos\/[^/]+\/(\d+)/,
s: m => `https://www.flickr.com/services/rest/?${
new URLSearchParams({
photo_id: m[1],
api_key: unsafeWindow.YUI_config.flickr.api.site_key,
method: 'flickr.photos.getSizes',
format: 'json',
nojsoncallback: 1,
}).toString()}`,
q: text => JSON.parse(text).sizes.size.pop().source,
},
dotDomain.endsWith('.github.com') && {
r: new RegExp([
/(avatars.+?&s=)\d+/,
/(raw\.github)(\.com\/.+?\/img\/.+)$/,
/\/(github)(\.com\/.+?\/)blob\/([^/]+\/.+?\.(?:png|jpe?g|bmp|gif|cur|ico))$/,
].map(rx => rx.source).join('|')),
s: m => `https://${
m[1] ? `${m[1]}460` :
m[2] ? `${m[2]}usercontent${m[3]}` :
`raw.${m[4]}usercontent${m[5]}${m[6]}`
}`,
},
isGoogleImages && {
e: 'a[href*="imgres?imgurl="] img',
s: (m, node) => new URLSearchParams(node.closest('a').search).get('imgurl'),
follow: true,
},
isGoogleImages && {
e: '[data-tbnid] a:not([href])',
s: (m, a) => {
const a2 = $('a[jsaction*="mousedown"]', a.closest('[data-tbnid]')) || a;
new MutationObserver((_, mo) => {
mo.disconnect();
App.enabled = true;
a.alt = a2.innerText;
const {left, top} = a.getBoundingClientRect();
Events.onMouseOver({target: $('img', a), clientX: left, clientY: top});
}).observe(a, {attributes: true, attributeFilter: ['href']});
a2.dispatchEvent(new MouseEvent('mousedown', {bubbles: true}));
},
},
dotDomain.endsWith('.instagram.com') && {
e: [
'a[href*="/p/"]',
'article [role="button"][tabindex="0"], article [role="button"][tabindex="0"] div',
],
s: (m, node, rule) => {
let data, a, n, img, src;
if (location.pathname.startsWith('/p/')) {
img = $('img[srcset], video', node.parentNode);
if (img && (img.localName === 'video' || parseFloat(img.sizes) > 900))
src = (img.srcset || img.currentSrc).split(',').pop().split(' ')[0];
}
if (!src && (n = node.closest('a[href*="/p/"], article'))) {
a = n.tagName === 'A' ? n : $('a[href*="/p/"]', n);
data = a && tryCatch(this._getEdge, a.pathname.split('/')[2]);
}
rule.q = data && data.is_video && !data.video_url && 'meta[property="og:video"]';
rule.g = a && $('[class*="Carousel"]', a) && rule._g;
rule.follow = !data && !rule.g;
rule._data = data;
rule._img = img;
return (
!a && !src ? false :
!data || rule.q || rule.g ? `${src || a.href}${rule.g ? '?__a=1' : ''}` :
data.video_url || data.display_url);
},
c: (html, doc, node, rule) =>
tryCatch(rule._getCaption, rule._data) || (rule._img || 0).alt || '',
anonymous: true,
follow: true,
_g(text, doc, url, m, rule) {
const media = JSON.parse(text).graphql.shortcode_media;
const items = media.edge_sidecar_to_children.edges.map(e => ({
url: e.node.video_url || e.node.display_url,
}));
items.title = tryCatch(rule._getCaption, media) || '';
return items;
},
_getCaption: data => data && data.edge_media_to_caption.edges[0].node.text,
_getEdge: shortcode => unsafeWindow._sharedData.entry_data.ProfilePage[0].graphql.user
.edge_owner_to_timeline_media.edges.find(e => e.node.shortcode === shortcode).node,
},
...dotDomain.endsWith('.reddit.com') && [{
u: '||i.reddituploads.com/',
}, {
e: '[data-url*="i.redd.it"] img[src*="thumb"]',
s: (m, node) => $propUp(node, 'data-url'),
}, {
r: /preview(\.redd\.it\/\w+\.(jpe?g|png|gif))/,
s: 'https://i$1',
}] || [],
dotDomain.endsWith('.tumblr.com') && {
e: 'div.photo_stage_img, div.photo_stage > canvas',
s: (m, node) => /http[^"]+/.exec(node.style.cssText + node.getAttribute('data-img-src'))[0],
follow: true,
},
dotDomain.endsWith('.tweetdeck.twitter.com') && {
e: 'a.media-item, a.js-media-image-link',
s: (m, node) => /http[^)]+/.exec(node.style.backgroundImage)[0],
follow: true,
},
dotDomain.endsWith('.twitter.com') && {
e: '.grid-tweet > .media-overlay',
s: (m, node) => node.previousElementSibling.src,
follow: true,
},
];
const main = [
{
r: /[/?=](https?[^&]+)/,
s: '$1',
follow: true,
onerror: 'skip',
},
{
u: [
'||500px.com/photo/',
'||cl.ly/',
'||cweb-pix.com/',
'||ibb.co/',
'||imgcredit.xyz/image/',
],
r: /\.\w+\/.+/,
q: 'meta[property="og:image"]',
},
{
u: 'attachment.php',
r: /attachment\.php.+attachmentid/,
},
{
u: '||abload.de/image',
q: '#image',
},
{
u: '||deviantart.com/art/',
s: (m, node) =>
/\b(film|lit)/.test(node.className) || /in Flash/.test(node.title) ?
'' :
m.input,
q: [
'#download-button[href*=".jpg"]',
'#download-button[href*=".jpeg"]',
'#download-button[href*=".gif"]',
'#download-button[href*=".png"]',
'#gmi-ResViewSizer_fullimg',
'img.dev-content-full',
],
},
{
u: '||dropbox.com/s',
r: /com\/sh?\/.+\.(jpe?g|gif|png)/i,
q: (text, doc) =>
$prop('img.absolute-center', 'src', doc).replace(/(size_mode)=\d+/, '$1=5') || false,
},
{
r: /[./]ebay\.[^/]+\/itm\//,
q: text =>
text.match(/https?:\/\/i\.ebayimg\.com\/[^.]+\.JPG/i)[0]
.replace(/~~60_\d+/, '~~60_57'),
},
{
u: '||i.ebayimg.com/',
s: (m, node) =>
$('.zoom_trigger_mask', node.parentNode) ? '' :
m.input.replace(/~~60_\d+/, '~~60_57'),
},
{
u: [
'||fastpic.ru/big',
'||fastpic.ru/thumb',
],
r: /\/\/(?:i(\d+)\.)?([^/]+\/)(big|thumb|view)\/([^.]+?)\.(\w+)/,
s: (m, node, rule) => {
const a = node.closest('[href*="fastpic.ru"]');
const am = a && rule.r.exec(decodeURIComponent(a.href)) || [];
const p = a && am[4].split('/');
return `https://i${am[1] || m[1] || am[3] === 'view' && p[0]}.${m[2]}big/${
am[3] === 'big' ? am[4] : m[4]}.${am[5] || m[5]}?noht=1`;
},
xhr: () => 'https://fastpic.ru',
},
{
u: '||fastpic.ru/view/',
q: 'img[src*="/big/"]',
xhr: true,
},
{
u: '||facebook.com/',
r: /photo\.php|[^/]+\/photos\//,
s: (m, node) =>
node.id === 'fbPhotoImage' ? false :
/gradient\.png$/.test(m.input) ? '' :
m.input.replace('www.facebook.com', 'mbasic.facebook.com'),
q: [
'div + span > a:first-child:not([href*="tag_faces"])',
'div + span > a[href*="tag_faces"] ~ a',
],
rect: '#fbProfileCover',
},
{
u: '||fbcdn.',
r: /fbcdn.+?[0-9]+_([0-9]+)_[0-9]+_[a-z]\.(jpg|png)/,
s: m =>
dotDomain.endsWith('.facebook.com') &&
tryCatch(() => unsafeWindow.PhotoSnowlift.getInstance().stream.cache.image[m[1]].url) ||
false,
manual: true,
},
{
u: ['||fbcdn-', 'fbcdn.net/'],
r: /(https?:\/\/(fbcdn-[-\w.]+akamaihd|[-\w.]+?fbcdn)\.net\/[-\w/.]+?)_[a-z]\.(jpg|png)(\?[0-9a-zA-Z0-9=_&]+)?/,
s: (m, node) => {
if (node.id === 'fbPhotoImage') {
const a = $('a.fbPhotosPhotoActionsItem[href$="dl=1"]', doc.body);
if (a) return a.href.includes(m.input.match(/[0-9]+_[0-9]+_[0-9]+/)[0]) ? '' : a.href;
}
if (m[4])
return false;
const pn = node.parentNode;
if (pn.outerHTML.includes('/hovercard/'))
return '';
if (node.outerHTML.includes('profile') && pn.parentNode.href.includes('/photo'))
return false;
return m[1].replace(/\/[spc][\d.x]+/g, '').replace('/v/', '/') + '_n.' + m[3];
},
rect: '.photoWrap',
},
{
u: '||flickr.com/photos/',
r: /photos\/([0-9]+@N[0-9]+|[a-z0-9_-]+)\/([0-9]+)/,
s: m =>
m.input.indexOf('/sizes/') < 0 ?
`https://www.flickr.com/photos/${m[1]}/${m[2]}/sizes/sq/` :
false,
q: (text, doc) => {
const links = $$('.sizes-list a', doc);
return 'https://www.flickr.com' + links[links.length - 1].getAttribute('href');
},
follow: true,
},
{
u: '||flickr.com/photos/',
r: /\/sizes\//,
q: '#allsizes-photo > img',
},
{
u: '||gfycat.com/',
r: /(gfycat\.com\/)(gifs\/detail\/|iframe\/)?([a-z]+)/i,
s: 'https://$1$3',
q: [
'meta[content$=".webm"]',
'#webmsource',
'source[src$=".webm"]',
],
},
{
u: [
'||googleusercontent.com/proxy',
'||googleusercontent.com/gadgets/proxy',
],
r: /\.com\/(proxy|gadgets\/proxy.+?(http.+?)&)/,
s: m => m[2] ? decodeURIComponent(m[2]) : m.input.replace(/w\d+-h\d+($|-p)/, 'w0-h0'),
},
{
u: [
'||googleusercontent.com/',
'||ggpht.com/',
],
s: (m, node) =>
m.input.includes('webcache.') ||
node.outerHTML.match(/favicons\?|\b(Ol Rf Ep|Ol Zb ag|Zb HPb|Zb Gtb|Rf Pg|ho PQc|Uk wi hE|go wi Wh|we D0b|Bea)\b/) ||
node.matches('.g-hovercard *, a[href*="profile_redirector"] > img') ?
'' :
m.input.replace(/\/s\d{2,}-[^/]+|\/w\d+-h\d+/, '/s0')
.replace(/=[-\w]+([&#].*|$)/, ''),
},
{
u: '||gravatar.com/',
r: /([a-z0-9]{32})/,
s: 'https://gravatar.com/avatar/$1?s=200',
},
{
u: '//gyazo.com/',
r: /\.com\/\w{32,}/,
q: 'meta[name="twitter:image"]',
xhr: true,
},
{
u: '||hostingkartinok.com/show-image.php',
q: '.image img',
},
{
u: [
'||imagecurl.com/images/',
'||imagecurl.com/viewer.php',
],
r: /(?:images\/(\d+)_thumb|file=(\d+))(\.\w+)/,
s: 'https://imagecurl.com/images/$1$2$3',
},
{
u: '||imagebam.com/image/',
q: 'meta[property="og:image"]',
tabfix: true,
xhr: hostname.includes('planetsuzy'),
},
{
u: '||imageban.ru/thumbs',
r: /(.+?\/)thumbs(\/\d+)\.(\d+)\.(\d+\/.*)/,
s: '$1out$2/$3/$4',
},
{
u: [
'||imageban.ru/show',
'||imageban.net/show',
'||ibn.im/',
],
q: '#img_main',
},
{
u: '||imageshack.us/img',
r: /img(\d+)\.(imageshack\.us)\/img\\1\/\d+\/(.+?)\.th(.+)$/,
s: 'https://$2/download/$1/$3$4',
},
{
u: '||imageshack.us/i/',
q: '#share-dl',
},
{
u: '||imageteam.org/img',
q: 'img[alt="image"]',
},
{
u: [
'||imagetwist.com/',
'||imageshimage.com/',
],
r: /(\/\/|^)[^/]+\/[a-z0-9]{8,}/,
q: 'img.pic',
xhr: true,
},
{
u: '||imageupper.com/i/',
q: '#img',
xhr: true,
},
{
u: '||imagevenue.com/img.php',
q: '#thepic',
},
{
u: '||imagezilla.net/show/',
q: '#photo',
xhr: true,
},
{
u: [
'||images-na.ssl-images-amazon.com/images/',
'||media-imdb.com/images/',
],
r: /images\/.+?\.jpg/,
s: '/V1\\.?_.+?\\.//g',
},
{
u: '||imgbox.com/',
r: /\.com\/([a-z0-9]+)$/i,
q: '#img',
xhr: hostname !== 'imgbox.com',
},
{
u: '||imgclick.net/',
r: /\.net\/(\w+)/,
q: 'img.pic',
xhr: true,
post: m => `op=view&id=${m[1]}&pre=1&submit=Continue%20to%20image...`,
},
{
u: [
'||imgflip.com/i/',
'||imgflip.com/gif/',
],
r: /\/(i|gif)\/([^/?#]+)/,
s: m => `https://i.imgflip.com/${m[2]}${m[1] === 'i' ? '.jpg' : '.mp4'}`,
},
{
u: [
'||imgur.com/a/',
'||imgur.com/gallery/',
'||imgur.com/t/',
],
g: async (text, doc, url, m, rule, node, cb) => {
// simplified extraction of JSON as it occupies only one line
if (!/(?:mergeConfig\('gallery',\s*|Imgur\.Album\.getInstance\()[\s\S]*?[,\s{"'](?:image|album)\s*:\s*({[^\r\n]+?}),?[\r\n]/.test(text))
return;
const info = JSON.parse(RegExp.$1);
let images = info.is_album ? info.album_images.images : [info];
if (info.num_images > images.length) {
const u = `https://imgur.com/ajaxalbums/getimages/${info.hash}/hit.json?all=true`;
images = JSON.parse((await Remoting.gmXhr(u)).responseText).data.images;
}
const items = [];
for (const img of images || []) {
const u = `https://i.imgur.com/${img.hash}`;
items.push({
url: img.ext === '.gif' && img.animated !== false ?
[`${u}.webm`, `${u}.mp4`, u] :
u + img.ext,
desc: [img.title, img.description].filter(Boolean).join(' - '),
});
}
if (images && info.is_album && !`${items[0].desc || ''}`.includes(info.title))
items.title = info.title;
cb(items);
},
css: '.post > .hover { display:none!important; }',
},
{
u: '||imgur.com/',
r: /((?:[a-z]{2,}\.)?imgur\.com\/)((?:\w+,)+\w*)/,
s: 'gallery',
g: (text, doc, url, m) =>
m[2].split(',').map(id => ({
url: `https://i.${m[1]}${id}.jpg`,
})),
},
{
u: '||imgur.com/',
r: /([a-z]{2,}\.)?imgur\.com\/(r\/[a-z]+\/|[a-z0-9]+#)?([a-z0-9]{5,})($|\?|\.([a-z]+))/i,
s: (m, node) => {
if (/memegen|random|register|search|signin/.test(m.input))
return '';
const a = node.closest('a');
if (a && a !== node && /(i\.([a-z]+\.)?)?imgur\.com\/(a\/|gallery\/)?/.test(a.href))
return false;
const id = m[3].replace(/(.{7})[bhm]$/, '$1');
const ext = m[5] ? m[5].replace(/gifv?/, 'webm') : 'jpg';
const u = `https://i.${(m[1] || '').replace('www.', '')}imgur.com/${id}.`;
return ext === 'webm' ?
[`${u}webm`, `${u}mp4`, `${u}gif`] :
u + ext;
},
},
{
u: [
'||instagr.am/p/',
'||instagram.com/p/',
],
s: m => m.input.substr(0, m.input.lastIndexOf('/')) + '/?__a=1',
q: text => {
const m = JSON.parse(text).graphql.shortcode_media;
return m.video_url || m.display_url;
},
rect: 'div.PhotoGridMediaItem',
c: text => {
const m = JSON.parse(text).graphql.shortcode_media.edge_media_to_caption.edges[0];
return m === undefined ? '(no caption)' : m.node.text;
},
},
{
u: [
'||livememe.com/',
'||lvme.me/',
],
r: /\.\w+\/([^.]+)$/,
s: 'http://i.lvme.me/$1.jpg',
},
{
u: '||lostpic.net/image',
q: '.image-viewer-image img',
},
{
u: '||makeameme.org/meme/',
r: /\/meme\/([^/?#]+)/,
s: 'https://media.makeameme.org/created/$1.jpg',
},
{
u: '||photobucket.com/',
r: /(\d+\.photobucket\.com\/.+\/)(\?[a-z=&]+=)?(.+\.(jpe?g|png|gif))/,
s: 'https://i$1$3',
xhr: !dotDomain.endsWith('.photobucket.com'),
},
{
u: '||piccy.info/view3/',
r: /(.+?\/view3)\/(.*)\//,
s: '$1/$2/orig/',
q: '#mainim',
},
{
u: '||pimpandhost.com/image/',
r: /(.+?\/image\/[0-9]+)/,
s: '$1?size=original',
q: 'img.original',
},
{
u: [
'||pixroute.com/',
'||imgspice.com/',
],
r: /\.html$/,
q: 'img[id]',
xhr: true,
},
{
u: '||postima',
r: /postima?ge?\.org\/image\/\w+/,
q: [
'a[href*="dl="]',
'#main-image',
],
},
{
u: [
'||prntscr.com/',
'||prnt.sc/',
],
r: /\.\w+\/.+/,
q: 'meta[property="og:image"]',
xhr: true,
},
{
u: '||radikal.ru/',
r: /\.ru\/(fp|.+\.html)/,
q: text => text.match(/http:\/\/[a-z0-9]+\.radikal\.ru[a-z0-9/]+\.(jpg|gif|png)/i)[0],
},
{
u: '||tumblr.com',
r: /_500\.jpg/,
s: ['/_500/_1280/', ''],
},
{
u: '||twimg.com/',
r: /\/profile_images/i,
s: '/_(reasonably_small|normal|bigger|\\d+x\\d+)\\././g',
},
{
u: '||twimg.com/media/',
r: /.+?format=(jpe?g|png|gif)/i,
s: '$0&name=large',
},
{
u: '||twimg.com/1/proxy',
r: /t=([^&_]+)/i,
s: m => atob(m[1]).match(/http.+/),
},
{
u: '||pic.twitter.com/',
r: /\.com\/[a-z0-9]+/i,
q: text => text.match(/https?:\/\/twitter\.com\/[^/]+\/status\/\d+\/photo\/\d+/i)[0],
follow: true,
},
{
u: '||twitpic.com/',
r: /\.com(\/show\/[a-z]+)?\/([a-z0-9]+)($|#)/i,
s: 'https://twitpic.com/show/large/$2',
},
{
u: '||upix.me/files',
s: '/#//',
},
{
u: '||wiki',
r: /\/(thumb|images)\/.+\.(jpe?g|gif|png|svg)\/(revision\/)?/i,
s: '/\\/thumb(?=\\/)|' +
'\\/scale-to-width(-[a-z]+)?\\/[0-9]+|' +
'\\/revision\\/latest|\\/[^\\/]+$//g',
xhr: !hostname.includes('wiki'),
},
{
u: '||ytimg.com/vi/',
r: /(.+?\/vi\/[^/]+)/,
s: '$1/0.jpg',
rect: '.video-list-item',
},
{
u: '/viewer.php?file=',
r: /(.+?)\/viewer\.php\?file=(.+)/,
s: '$1/images/$2',
xhr: true,
},
{
u: '/thumb_',
r: /\/albums.+\/thumb_[^/]/,
s: '/thumb_//',
},
{
u: [
'.th.jp',
'.th.gif',
'.th.png',
],
r: /(.+?\.)th\.(jpe?g?|gif|png|svg|webm)$/i,
s: '$1$2',
follow: true,
},
{
r: /^[^?]+?\.(bmp|jpe?g?|gif|mp4|png|svg|web[mp])($|\?)/i,
},
];
/** @type mpiv.HostRule[] */
Ruler.rules = [].concat(customRules, disablers, perDomain, main).filter(Boolean);
},
format(rule, {expand} = {}) {
const s = JSON.stringify(rule, null, ' ');
return expand ?
/* {"a": ...,
"b": ...,
"c": ...
} */
s.replace(/^{\s+/g, '{') :
/* {"a": ..., "b": ..., "c": ...} */
s.replace(/\n\s*/g, ' ').replace(/^({)\s|\s+(})$/g, '$1$2');
},
/** @returns mpiv.HostRule | Error | false | undefined */
parse(rule) {
const isBatchOp = this instanceof Map;
try {
if (typeof rule === 'string')
rule = JSON.parse(rule);
if ('d' in rule && typeof rule.d !== 'string')
rule.d = undefined;
else if (isBatchOp && rule.d && !hostname.includes(rule.d))
return false;
const compileTo = isBatchOp ? rule : {};
if (rule.r)
compileTo.r = new RegExp(rule.r, 'i');
if (RX_HAS_CODE.test(rule.s))
compileTo.s = Util.newFunction('m', 'node', 'rule', rule.s);
if (RX_HAS_CODE.test(rule.q))
compileTo.q = Util.newFunction('text', 'doc', 'node', 'rule', rule.q);
if (RX_HAS_CODE.test(rule.c))
compileTo.c = Util.newFunction('text', 'doc', 'node', 'rule', rule.c);
return rule;
} catch (e) {
if (!e.message.includes('unsafe-eval'))
if (isBatchOp) {
this.set(rule, e);
} else {
return e;
}
}
},
runC(text, doc = document) {
const fn = Ruler.runCHandler[typeof ai.rule.c] || Ruler.runCHandler.default;
ai.caption = fn(text, doc);
},
runCHandler: {
function: (text, doc) => {
// not specifying as a parameter's default value to get the html only when needed
if (!text) text = doc.documentElement.outerHTML;
return ai.rule.c(text, doc, ai.node, ai.rule);
},
string: (text, doc) => {
const el = $many(ai.rule.c, doc);
return !el ? '' :
el.getAttribute('content') ||
el.getAttribute('title') ||
el.textContent;
},
default: () =>
(ai.tooltip || 0).text ||
ai.node.alt ||
$propUp(ai.node, 'title') ||
Remoting.getFileName(
ai.node.tagName === ai.popup.tagName
? ai.url
: ai.node.src || $propUp(ai.node, 'href')),
},
runQ(text, doc, docUrl) {
let url;
if (typeof ai.rule.q === 'function') {
url = ai.rule.q(text, doc, ai.node, ai.rule);
if (Array.isArray(url)) {
ai.urls = url.slice(1);
url = url[0];
}
} else {
const el = $many(ai.rule.q, doc);
url = Remoting.findImageUrl(el, docUrl);
}
return url;
},
runS(node, rule, m) {
let urls = [];
for (const s of ensureArray(rule.s))
urls.push(
typeof s === 'string' ? Util.decodeUrl(Ruler.substituteSingle(s, m)) :
typeof s === 'function' ? s(m, node, rule) :
s);
if (rule.q && urls.length > 1) {
console.warn('Rule discarded: "s" array is not allowed with "q"\n%o', rule);
return {skipRule: true};
}
if (Array.isArray(urls[0]))
urls = urls[0];
// `false` returned by "s" property means "skip this rule"
// any other falsy value (like say "") means "stop all rules"
return urls[0] === false ? {skipRule: true} : urls.map(Util.decodeUrl);
},
substituteSingle(s, m) {
if (!m) return s;
if (s.startsWith('/') && !s.startsWith('//')) {
const mid = s.search(/[^\\]\//) + 1;
const end = s.lastIndexOf('/');
const re = new RegExp(s.slice(1, mid), s.slice(end + 1));
return m.input.replace(re, s.slice(mid + 1, end));
}
if (m.length && s.includes('$')) {
const maxLength = Math.floor(Math.log10(m.length)) + 1;
s = s.replace(/\$(\d{1,3})/g, (text, num) => {
for (let i = maxLength; i >= 0; i--) {
const part = num.slice(0, i) | 0;
if (part < m.length)
return (m[part] || '') + num.slice(i);
}
return text;
});
}
return s;
},
};
const RuleMatcher = {
/** @returns ?mpiv.RuleMatchInfo */
findForLink(a) {
let url =
a.getAttribute('data-expanded-url') ||
a.getAttribute('data-full-url') ||
a.getAttribute('data-url') ||
a.href;
if (url.startsWith('data:'))
url = false;
else if (url.includes('//t.co/'))
url = 'http://' + a.textContent;
return RuleMatcher.find(url, a);
},
/** @returns ?mpiv.RuleMatchInfo */
find(url, node, {noHtml, skipRules} = {}) {
const tn = node.tagName;
const isPic = tn === 'IMG' || tn === 'VIDEO';
const isPicOrLink = isPic || tn === 'A';
let m, html, urls;
for (const rule of Ruler.rules) {
const {e} = rule;
if (e && !node.matches(e) || skipRules && skipRules.includes(rule))
continue;
const {r, u} = rule;
if (r && !noHtml && rule.html && (isPicOrLink || e))
m = r.exec(html || (html = node.outerHTML));
else if (r || u)
m = url && RuleMatcher.makeUrlMatch(url, node, rule, r, u);
else
m = url ? RuleMatcher.makeDummyMatch(url) : [];
if (!m)
continue;
const {s} = rule;
let hasS = s !== undefined;
// a rule with follow:true for the currently hovered IMG produced a URL,
// but we'll only allow it to match rules without 's' in the nested find call
if (isPic && !hasS && !skipRules)
continue;
if (s === '')
return {};
hasS &= s !== 'gallery';
urls = hasS ? Ruler.runS(node, rule, m) : [m.input];
if (!urls.skipRule) {
const url = urls[0];
return !url ? {} :
hasS && !rule.q && RuleMatcher.isFollowableUrl(url, rule) &&
RuleMatcher.find(url, node, {skipRules: [...skipRules || [], rule]}) ||
RuleMatcher.makeInfo(urls, node, rule, m);
}
}
},
makeUrlMatch(url, node, rule, r, u) {
let m;
if (u) {
u = rule._u || (rule._u = UrlMatcher(u));
m = u.fn.call(u.this, url) && (r || RuleMatcher.makeDummyMatch(url));
}
return (m || !u) && r ? r.exec(url) : m;
},
makeDummyMatch(url) {
const m = [url];
m.index = 0;
m.input = url;
return m;
},
/** @returns mpiv.RuleMatchInfo */
makeInfo(urls, node, rule, m) {
const url = (`${urls[0]}`.startsWith('//') ? location.protocol : '') + urls[0];
const xhr = cfg.xhr && rule.xhr;
return {
node,
rule,
url,
urls: urls.length > 1 ? urls.slice(1) : null,
match: m,
gallery: rule.g && Gallery.makeParser(rule.g),
post: typeof rule.post === 'function' ? rule.post(m) : rule.post,
xhr: xhr != null ? xhr : isSecureContext && !url.startsWith(location.protocol),
};
},
isFollowableUrl(url, rule) {
const f = rule.follow;
return typeof f === 'function' ? f(url) : f;
},
};
const Remoting = {
gmXhr(url, opts = {}) {
if (ai.req)
tryCatch.call(ai.req, ai.req.abort);
return new Promise((resolve, reject) => {
ai.req = GM_xmlhttpRequest({
url,
method: 'GET',
anonymous: (ai.rule || {}).anonymous,
timeout: 30e3,
...opts,
onload: done,
onerror: done,
ontimeout() {
ai.req = null;
reject(`Timeout fetching ${url}`);
},
});
function done(r) {
ai.req = null;
if (r.status < 400 && !r.error)
resolve(r);
else
reject(`Server error ${r.status} ${r.error}\nURL: ${url}`);
}
});
},
async getDoc(url) {
const r = await (!ai.post ?
Remoting.gmXhr(url) :
Remoting.gmXhr(url, {
method: 'POST',
data: ai.post,
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
'Referer': url,
},
}));
r.doc = new DOMParser().parseFromString(r.responseText, 'text/html');
return r;
},
async getImage(url, pageUrl) {
ai.bufBar = false;
ai.bufStart = now();
const response = await Remoting.gmXhr(url, {
responseType: 'blob',
headers: {
Accept: 'image/png,image/*;q=0.8,*/*;q=0.5',
Referer: pageUrl || (typeof ai.xhr === 'function' ? ai.xhr() : url),
},
onprogress: Remoting.getImageProgress,
});
Bar.set(false);
const type = Remoting.guessMimeType(response);
let b = response.response;
if (!b) throw 'Empty response';
if (b.type !== type)
b = b.slice(0, b.size, type);
return ai.xhr === 'blob'
? URL.createObjectURL(b)
: Remoting.blobToDataUrl(b);
},
getImageProgress(e) {
if (!ai.bufBar && now() - ai.bufStart > 3000 && e.loaded / e.total < 0.5)
ai.bufBar = true;
if (ai.bufBar) {
const pct = e.loaded / e.total * 100 | 0;
const size = e.total / 1024 | 0;
Bar.set(`${pct}% of ${size} kiB`, 'xhr');
}
},
async findRedirect() {
try {
const {finalUrl} = await Remoting.gmXhr(ai.url, {
method: 'HEAD',
headers: {
'Referer': location.href.split('#', 1)[0],
},
});
const info = RuleMatcher.find(finalUrl, ai.node, {noHtml: true});
if (!info || !info.url)
throw `Couldn't follow redirection target: ${finalUrl}`;
Object.assign(ai, info);
App.startSingle();
} catch (e) {
App.handleError(e);
}
},
async saveFile() {
const url = ai.popup.src || ai.popup.currentSrc;
let name = Remoting.getFileName(ai.imageUrl || url);
if (!name.includes('.'))
name += '.jpg';
if (url.startsWith('blob:') || url.startsWith('data:')) {
$create('a', {href: url, download: name})
.dispatchEvent(new MouseEvent('click'));
} else {
Status.set('+loading');
const onload = () => Status.set('-loading');
GM_download({
url,
name,
headers: {Referer: url},
onerror: e => {
Bar.set(`Could not download ${name}: ${e.error || e.message || e}.`, 'error');
onload();
},
onprogress: Remoting.getImageProgress,
onload,
});
}
},
getFileName(url) {
return decodeURIComponent(url).split('/').pop().replace(/[:#?].*/, '');
},
blobToDataUrl(blob) {
return new Promise((resolve, reject) => {
const fr = new FileReader();
fr.onload = () => resolve(fr.result);
fr.onerror = reject;
fr.readAsDataURL(blob);
});
},
guessMimeType({responseHeaders, finalUrl}) {
if (/Content-Type:\s*(\S+)/i.test(responseHeaders) &&
!RegExp.$1.includes('text/plain'))
return RegExp.$1;
const ext = /\.([a-z0-9]+?)($|\?|#)/i.exec(finalUrl) ? RegExp.$1 : 'jpg';
switch (ext.toLowerCase()) {
case 'bmp': return 'image/bmp';
case 'gif': return 'image/gif';
case 'jpe': return 'image/jpeg';
case 'jpeg': return 'image/jpeg';
case 'jpg': return 'image/jpeg';
case 'mp4': return 'video/mp4';
case 'png': return 'image/png';
case 'svg': return 'image/svg+xml';
case 'tif': return 'image/tiff';
case 'tiff': return 'image/tiff';
case 'webm': return 'video/webm';
default: return 'application/octet-stream';
}
},
findImageUrl(n, url) {
if (!n) return;
let html;
const path =
n.getAttribute('src') ||
n.getAttribute('data-m4v') ||
n.getAttribute('href') ||
n.getAttribute('content') ||
(html = n.outerHTML).includes('http') &&
html.match(/https?:\/\/[^\s"<>]+?\.(jpe?g|gif|png|svg|web[mp]|mp4)[^\s"<>]*|$/i)[0];
return !!path && Util.rel2abs(Util.decodeHtmlEntities(path),
$prop('base[href]', 'href', n.ownerDocument) || url);
},
};
const Status = {
set(status) {
if (!status && !cfg.globalStatus) {
ai.node && ai.node.removeAttribute(STATUS_ATTR);
return;
}
const prefix = cfg.globalStatus ? PREFIX : '';
const action = status && /^[+-]/.test(status) && status[0];
const name = status && `${prefix}${action ? status.slice(1) : status}`;
const el = cfg.globalStatus ? doc.documentElement :
name === 'edge' ? ai.popup :
ai.node;
if (!el) return;
const attr = cfg.globalStatus ? 'class' : STATUS_ATTR;
const oldValue = (el.getAttribute(attr) || '').trim();
const cls = new Set(oldValue ? oldValue.split(/\s+/) : []);
switch (action) {
case '-':
cls.delete(name);
break;
case false:
for (const c of cls)
if (c.startsWith(prefix) && c !== name)
cls.delete(c);
// fallthrough to +
case '+':
if (name)
cls.add(name);
break;
}
const newValue = [...cls].join(' ');
if (newValue !== oldValue)
el.setAttribute(attr, newValue);
},
loading(force) {
if (!force) {
clearTimeout(ai.timerStatus);
ai.timerStatus = setTimeout(Status.loading, SETTLE_TIME, true);
} else if (!ai.popupLoaded) {
Status.set('+loading');
}
},
};
const UrlMatcher = (() => {
// string-to-regexp escaped chars
const RX_ESCAPE = /[.+*?(){}[\]^$|]/g;
// rx for '^' symbol in simple url match
const RX_SEP = /[^\w%._-]/y;
const RXS_SEP = RX_SEP.source;
return match => {
const results = [];
for (const s of ensureArray(match)) {
const pinDomain = s.startsWith('||');
const pinStart = !pinDomain && s.startsWith('|');
const endSep = s.endsWith('^');
let fn;
let needle = s.slice(pinDomain * 2 + pinStart, -endSep || undefined);
if (needle.includes('^')) {
const plain = needle.split('^').reduce(getLongest);
const rx = new RegExp(
(pinStart ? '^' : '') +
(pinDomain ? '^(([^/:]+:)?//)?([^./]*\\.)*?' : '') +
needle.replace(RX_ESCAPE, '\\$&').replace(/\\\^/g, RXS_SEP) +
(endSep ? `(?:${RXS_SEP}|$)` : ''), 'i');
needle = [plain, rx];
fn = regexp;
} else if (pinStart) {
fn = endSep ? equals : starts;
} else if (pinDomain) {
const slashPos = needle.indexOf('/');
const domain = slashPos > 0 ? needle.slice(0, slashPos) : needle;
needle = [needle, domain, slashPos > 0, endSep];
fn = startsDomainPrescreen;
} else if (endSep) {
fn = ends;
} else {
fn = has;
}
results.push({fn, this: needle});
}
return results.length > 1 ?
{fn: checkArray, this: results} :
results[0];
};
function checkArray(s) {
return this.some(checkArrayItem, s);
}
function checkArrayItem(item) {
return item.fn.call(item.this, this);
}
function ends(s) {
return s.endsWith(this) || (
s.length > this.length &&
s.indexOf(this, s.length - this.length - 1) >= 0 &&
endsWithSep(s));
}
function endsWithSep(s, pos = s.length - 1) {
RX_SEP.lastIndex = pos;
return RX_SEP.test(s);
}
function equals(s) {
return s.startsWith(this) && (
s.length === this.length ||
s.length === this.length + 1 && endsWithSep(s));
}
function getLongest(max, part) {
return part.length > max.length ? part : max;
}
function has(s) {
return s.includes(this);
}
function regexp(s) {
return s.includes(this[0]) && this[1].test(s);
}
function starts(s) {
return s.startsWith(this);
}
function startsDomainPrescreen(url) {
return url.includes(this[0]) && startsDomain.call(this, url);
}
function startsDomain(url) {
let hostStart = url.indexOf('//');
if (hostStart && url[hostStart - 1] !== ':')
return;
hostStart = hostStart < 0 ? 0 : hostStart + 2;
const host = url.slice(hostStart, (url.indexOf('/', hostStart) + 1 || url.length + 1) - 1);
const [needle, domain, pinDomainEnd, endSep] = this;
let start = pinDomainEnd ? host.length - domain.length : 0;
for (; ; start++) {
start = host.indexOf(domain, start);
if (start < 0)
return;
if (!start || host[start - 1] === '.')
break;
}
start += hostStart;
if (url.lastIndexOf(needle, start) !== start)
return;
const end = start + needle.length;
return !endSep || end === host.length || end === url.length || endsWithSep(url, end);
}
})();
const Util = {
addStyle(name, css) {
const id = `${PREFIX}style:${name}`;
const el = doc.getElementById(id) ||
css && $create('style', {id});
if (!el) return;
if (el.textContent !== css)
el.textContent = css;
if (el.parentElement !== doc.head)
doc.head.appendChild(el);
return el;
},
color(color, opacity = cfg[`ui${color}Opacity`]) {
return (color.startsWith('#') ? color : cfg[`ui${color}Color`]) +
(0x100 + Math.round(opacity / 100 * 255)).toString(16).slice(1);
},
decodeHtmlEntities(s) {
return s
.replace(/"/g, '"')
.replace(/'/g, '\'')
.replace(/</g, '<')
.replace(/>/g, '>')
.replace(/&/g, '&');
},
// decode only if the main part of the URL is encoded to preserve the encoded parameters
decodeUrl(url) {
if (!url) return url;
const iPct = url.indexOf('%');
const iColon = url.indexOf(':');
return iPct >= 0 && (iPct < iColon || iColon < 0) ?
decodeURIComponent(url) :
url;
},
deepEqual(a, b) {
if (!a || !b || typeof a !== 'object' || typeof a !== typeof b)
return a === b;
if (Array.isArray(a)) {
return Array.isArray(b) &&
a.length === b.length &&
a.every((v, i) => Util.deepEqual(v, b[i]));
}
const keys = Object.keys(a);
return keys.length === Object.keys(b).length &&
keys.every(k => Util.deepEqual(a[k], b[k]));
},
forceLayout(node) {
// eslint-disable-next-line no-unused-expressions
node.clientHeight;
},
formatError(e, rule) {
const message =
e.message ||
e.readyState && 'Request failed.' ||
e.type === 'error' && `File can't be displayed.${
$('div[bgactive*="flashblock"]', doc) ? ' Check Flashblock settings.' : ''
}` ||
e;
const m = [
[`${GM_info.script.name}: %c${message}%c`, 'font-weight:bold;color:yellow'],
['', 'font-weight:normal;color:unset'],
];
m.push(...[
['Node: %o', ai.node],
['Rule: %o', rule],
ai.url && ['URL: %s', ai.url],
ai.imageUrl && ai.imageUrl !== ai.url && ['File: %s', ai.imageUrl],
].filter(Boolean));
return {
message,
consoleFormat: m.map(([k]) => k).filter(Boolean).join('\n'),
consoleArgs: m.map(([, v]) => v),
};
},
isVideoUrl(url) {
return url.startsWith('data:video') ||
!url.startsWith('data:') && /\.(webm|mp4)($|\?)/.test(url);
},
newFunction(...args) {
try {
return App.NOP || new Function(...args);
} catch (e) {
if (!e.message.includes('unsafe-eval'))
throw e;
App.NOP = () => {};
return App.NOP;
}
},
rel2abs(rel, abs = location.href) {
try {
return rel.startsWith('data:') ? rel :
rel.startsWith('blob:') ? '' : // blobs don't work because they're usually revoked
new URL(rel, abs).href;
} catch (e) {
return rel;
}
},
suppressTooltip() {
for (const node of [
ai.node.parentNode,
ai.node,
ai.node.firstElementChild,
]) {
const t = (node || 0).title;
if (t && t !== node.textContent && !doc.title.includes(t) && !/^https?:\S+$/.test(t)) {
ai.tooltip = {node, text: t};
node.title = '';
break;
}
}
},
tabFixUrl() {
return ai.rule.tabfix && ai.popup.tagName === 'IMG' && !ai.xhr &&
navigator.userAgent.includes('Gecko/') &&
flattenHtml(`data:text/html;charset=utf8,
<style>
body {
margin: 0;
padding: 0;
background: #222;
}
.fit {
overflow: hidden
}
.fit > img {
max-width: 100vw;
max-height: 100vh;
}
body > img {
margin: auto;
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
}
</style>
<body class=fit>
<img onclick="document.body.classList.toggle('fit')" src="${ai.popup.src}">
</body>
`).replace(/#/g, '%23');
},
};
function setup({rule} = {}) {
if (window !== top) return;
const RULE = setup.RULE || (setup.RULE = Symbol('rule'));
// FF is superslow with textareas, bugzil.la/190147
let root = (elConfig || 0).shadowRoot;
let {blankRuleElement} = setup;
/** @type NodeList */
const UI = new Proxy({}, {
get(_, id) {
return root.getElementById(id);
},
});
if (!rule || !elConfig)
init(new Config({save: true}));
if (rule)
installRule(rule);
function closeSetup(event) {
const isApply = this.id === 'apply';
if (event && (this.id === 'ok' || isApply)) {
cfg = collectConfig({save: true, clone: isApply});
Ruler.init();
if (isApply) {
renderCustomScales(cfg);
return;
}
}
$remove(elConfig);
elConfig = null;
}
function collectConfig({save, clone} = {}) {
let data = {};
for (const el of $$('input[id], select[id]', root))
data[el.id] = el.type === 'checkbox' ? el.checked :
(el.type === 'number' || el.type === 'range') ? el.valueAsNumber :
el.value || '';
Object.assign(data, {
css: UI.css.value.trim(),
delay: UI.delay.valueAsNumber * 1000,
hosts: collectRules(),
scale: clamp(UI.scale.valueAsNumber / 100, 0, 1) + 1,
scales: UI.scales.value
.trim()
.split(/[,;]*\s+/)
.map(x => x.replace(',', '.'))
.filter(x => !isNaN(parseFloat(x))),
});
if (clone)
data = JSON.parse(JSON.stringify(data));
return new Config({data, save});
}
function collectRules() {
return [...UI.rules.children]
.map(el => [el.value.trim(), el[RULE]])
.sort((a, b) => a[0] < b[0] ? -1 : a[0] > b[0] ? 1 : 0)
.map(([s, json]) => json || s)
.filter(Boolean);
}
function exportSettings(e) {
dropEvent(e);
const txt = $create('textarea', {
style: 'opacity:0; position:absolute',
value: JSON.stringify(collectConfig(), null, ' '),
});
root.appendChild(txt);
txt.select();
txt.focus();
document.execCommand('copy');
e.target.focus();
txt.remove();
UI.exportNotification.hidden = false;
setTimeout(() => (UI.exportNotification.hidden = true), 1000);
}
function importSettings(e) {
dropEvent(e);
const s = prompt('Paste settings:');
if (s)
init(new Config({data: s}));
}
function checkRule({target: el}) {
let json, error, title;
const prev = el.previousElementSibling;
if (el.value) {
json = Ruler.parse(el.value);
error = json instanceof Error && (json.message || String(json));
const invalidDomain = !error && json && typeof json.d === 'string' &&
!/^[-.a-z0-9]*$/i.test(json.d);
title = [invalidDomain && 'Disabled due to invalid characters in "d"', error]
.filter(Boolean).join('\n');
el.classList.toggle('invalid-domain', invalidDomain);
if (!prev)
el.insertAdjacentElement('beforebegin', blankRuleElement.cloneNode());
} else if (prev) {
prev.focus();
el.remove();
}
el[RULE] = !error && json;
el.title = title;
el.setCustomValidity(error || '');
}
function focusRule({type, target: el, relatedTarget: from}) {
if (el === this)
return;
if (type === 'paste') {
setTimeout(() => focusRule.call(this, {target: el}));
return;
}
if (el[RULE])
el.value = Ruler.format(el[RULE], {expand: true});
const h = clamp(el.scrollHeight, 15, elConfig.clientHeight / 4);
if (h > el.offsetHeight)
el.style.minHeight = h + 'px';
if (!this.contains(from))
from = [...$$('[style*="height"]', this)].find(_ => _ !== el);
if (from) {
from.style.minHeight = '';
if (from[RULE])
from.value = Ruler.format(from[RULE]);
}
}
function installRule(rule) {
const inputs = UI.rules.children;
let el = [...inputs].find(el => Util.deepEqual(el[RULE], rule));
if (!el) {
el = inputs[0];
el[RULE] = rule;
el.value = Ruler.format(rule);
el.hidden = false;
const i = Math.max(0, collectRules().indexOf(rule));
inputs[i].insertAdjacentElement('afterend', el);
inputs[0].insertAdjacentElement('beforebegin', blankRuleElement.cloneNode());
}
const rect = el.getBoundingClientRect();
if (rect.bottom < 0 ||
rect.bottom > el.parentNode.offsetHeight)
el.scrollIntoView();
el.classList.add('highlight');
el.addEventListener('animationend', () => el.classList.remove('highlight'), {once: true});
el.focus();
}
function init(config) {
$remove(elConfig);
elConfig = $create('div', {contentEditable: true});
root = elConfig.attachShadow({mode: 'open'});
root.innerHTML = createConfigHtml();
initEvents();
renderValues(config);
renderCustomScales(config);
initRules(config);
doc.body.appendChild(elConfig);
requestAnimationFrame(() => {
UI.css.style.minHeight = clamp(UI.css.scrollHeight, 40, elConfig.clientHeight / 4) + 'px';
});
}
function initEvents() {
UI.apply.onclick = UI.cancel.onclick = UI.ok.onclick = UI.x.onclick = closeSetup;
UI.export.onclick = exportSettings;
UI.import.onclick = importSettings;
UI.install.onclick = setupRuleInstaller;
const {/** @type {HTMLTextAreaElement} */ cssApp} = UI;
UI.reveal.onclick = e => {
e.preventDefault();
cssApp.hidden = !cssApp.hidden;
if (!cssApp.hidden) {
if (!cssApp.value) {
App.updateStyles();
cssApp.value = App.globalStyle.trim();
cssApp.setSelectionRange(0, 0);
}
cssApp.focus();
}
};
UI.start.onchange = function () {
UI.delay.closest('label').hidden =
UI.preload.closest('label').hidden =
this.value !== 'auto';
};
UI.start.onchange();
UI.xhr.onclick = ({target: el}) => el.checked || confirm($propUp(el, 'title'));
// color
for (const el of $$('[type="color"]', root)) {
el.oninput = colorOnInput;
el.elSwatch = el.nextElementSibling;
el.elOpacity = UI[el.id.replace('Color', 'Opacity')];
el.elOpacity.elColor = el;
}
function colorOnInput() {
this.elSwatch.style.setProperty('--color',
Util.color(this.value, this.elOpacity.valueAsNumber));
}
// range
for (const el of $$('[type="range"]', root)) {
el.oninput = rangeOnInput;
el.onblur = rangeOnBlur;
el.addEventListener('focusin', rangeOnFocus);
}
function rangeOnBlur(e) {
if (this.elEdit && e.relatedTarget !== this.elEdit)
this.elEdit.onblur(e);
}
function rangeOnFocus() {
if (this.elEdit) return;
const {min, max, step, value} = this;
this.elEdit = $create('input', {
value, min, max, step,
className: 'range-edit',
style: `left: ${this.offsetLeft}px; margin-top: ${this.offsetHeight + 1}px`,
type: 'number',
elRange: this,
onblur: rangeEditOnBlur,
oninput: rangeEditOnInput,
});
this.insertAdjacentElement('afterend', this.elEdit);
}
function rangeOnInput() {
this.title = (this.dataset.title || '').replace('$', this.value);
if (this.elColor) this.elColor.oninput();
if (this.elEdit) this.elEdit.valueAsNumber = this.valueAsNumber;
}
// range-edit
function rangeEditOnBlur(e) {
if (e.relatedTarget !== this.elRange) {
this.remove();
this.elRange.elEdit = null;
}
}
function rangeEditOnInput() {
this.elRange.valueAsNumber = this.valueAsNumber;
this.elRange.oninput();
}
// prevent the main page from interpreting key presses in inputs as hotkeys
// which may happen since it sees only the outer <div> in the event |target|
root.addEventListener('keydown', e => !e.altKey && !e.metaKey && e.stopPropagation(), true);
}
function initRules(config) {
const rules = UI.rules;
rules.addEventListener('input', checkRule);
if (!isFF) rules.addEventListener('focusin', focusRule);
if (!isFF) rules.addEventListener('paste', focusRule);
blankRuleElement =
setup.blankRuleElement =
setup.blankRuleElement || rules.firstElementChild.cloneNode();
for (const rule of config.hosts || []) {
const el = blankRuleElement.cloneNode();
el.value = typeof rule === 'string' ? rule : Ruler.format(rule);
rules.appendChild(el);
checkRule({target: el});
}
const search = UI.search;
search.oninput = () => {
setup.search = search.value;
const s = search.value.toLowerCase();
for (const el of rules.children)
el.hidden = s && !el.value.toLowerCase().includes(s);
};
search.value = setup.search || '';
if (search.value)
search.oninput();
}
function renderCustomScales(config) {
UI.scales.value = config.scales.join(' ').trim() || Config.DEFAULTS.scales.join(' ');
}
function renderValues(config) {
for (const el of $$('input[id], select[id], textarea[id]', root))
if (el.id in config)
el[el.type === 'checkbox' ? 'checked' : 'value'] = config[el.id];
for (const el of $$('input[type="range"]', root))
el.oninput();
for (const el of $$('a[href^="http"]', root))
Object.assign(el, {target: '_blank', rel: 'noreferrer noopener external'});
UI.delay.valueAsNumber = config.delay / 1000;
UI.scale.valueAsNumber = Math.round(clamp(config.scale - 1, 0, 1) * 100);
}
}
async function setupRuleInstaller(e) {
dropEvent(e);
const parent = this.parentElement;
parent.children.installLoading.hidden = false;
this.remove();
let rules;
try {
rules = extractRules(await Remoting.getDoc(this.href));
const selector = $create('select', {
size: 8,
style: 'width: 100%',
ondblclick: e => e.target !== selector && maybeSetup(e),
onkeyup: e => e.key === 'Enter' && maybeSetup(e),
});
selector.append(...rules.map(renderRule));
selector.selectedIndex = findMatchingRuleIndex();
// remove "name" since the installed rules don't need it
for (const r of rules)
delete r.name;
parent.children.installLoading.remove();
parent.children.installHint.hidden = false;
parent.appendChild(selector);
requestAnimationFrame(() => {
const optY = selector.selectedOptions[0].offsetTop - selector.offsetTop;
selector.scrollTo(0, optY - selector.offsetHeight / 2);
});
} catch (e) {
parent.textContent = 'Error loading rules: ' + (e.message || e);
}
function extractRules({doc}) {
const code = $('script', doc).textContent;
// sort by name
return JSON.parse(code.match(/var\s+rules\s*=\s*(\[.+]);?[\r\n]/)[1])
.filter(r => !r.d || hostname.includes(r.d))
.sort((a, b) =>
(a = a.name.toLowerCase()) < (b = b.name.toLowerCase()) ? -1 :
a > b ? 1 :
0);
}
function findMatchingRuleIndex() {
const dottedHost = `.${hostname}.`;
const weighParts = (n, part) => n + (dottedHost.includes(`.${part}.`) && part.length);
const weighName = name => name.toLowerCase().split(/[^a-z\d.-]+/i).reduce(weighParts, 0);
return rules.reduce((max, {d, name}, index) => {
const count = !!(d && hostname.includes(d)) * 10 + weighName(name);
return count > max.count ? {count, index} : max;
}, {count: 0, index: 0}).index;
}
function renderRule(r) {
const {name, ...copy} = r;
return $create('option', {
textContent: name,
title: Ruler.format(copy, {expand: true})
.replace(/^{|\s*}$/g, '')
.split('\n')
.slice(0, 12)
.map(renderTitleLine)
.filter(Boolean)
.join('\n'),
});
}
function renderTitleLine(line, i, arr) {
return (
// show ... on 10th line if there are more lines
i === 9 && arr.length > 10 ? '...' :
i > 10 ? '' :
// truncate to 100 chars
(line.length > 100 ? line.slice(0, 100) + '...' : line)
// strip the leading space
.replace(/^\s/, ''));
}
function maybeSetup(e) {
if (!modKeyPressed(e))
setup({rule: rules[e.currentTarget.selectedIndex]});
}
}
function createConfigHtml() {
const MPIV_BASE_URL = 'https://w9p.co/userscripts/mpiv/';
const scalesHint = 'Leave it empty and click Apply or Save to restore the default values.';
const trimLeft = s => s.trim().replace(/\n\s+/g, '\r');
return flattenHtml(`
<style>
:host {
all: initial !important;
position: fixed !important;
z-index: 2147483647 !important;
top: 20px !important;
right: 20px !important;
padding: 1.5em !important;
color: #000 !important;
background: #eee !important;
box-shadow: 5px 5px 25px 2px #000 !important;
width: 32em !important;
border: 1px solid black !important;
display: flex !important;
flex-direction: column !important;
}
main {
font: 12px/15px sans-serif;
}
ul {
max-height: calc(100vh - 200px);
margin: 10px 0 15px 0;
padding: 0;
list-style: none;
}
li {
margin: 0;
padding: .25em 0;
}
li.options {
display: flex;
align-items: center;
justify-content: space-between;
}
li.row {
flex-wrap: wrap;
justify-content: flex-start;
}
li.row label {
flex-direction: row;
align-items: center;
}
li.row input {
margin-right: .25em;
}
li.stretch label {
flex: 1;
white-space: nowrap;
}
li.stretch label > span {
display: flex;
flex-direction: row;
flex: 1;
}
label {
display: inline-flex;
flex-direction: column;
}
label:not(:last-child) {
margin-right: 1em;
}
input, select {
min-height: 1.6em;
box-sizing: border-box;
}
input[type=checkbox] {
margin-left: 0;
}
input[type=number] {
width: 4em;
}
input:not([type=checkbox]) {
padding: 0 .25em;
}
input[type=range] {
flex: 1;
width: 100%;
margin: 0 .25em;
padding: 0;
filter: saturate(0);
opacity: .5;
}
u + input[type=range] {
max-width: 3em;
}
input[type=range]:hover {
filter: none;
opacity: 1;
}
input[type=color] {
position: absolute;
width: calc(1.5em + 2px);
opacity: 0;
cursor: pointer;
}
u {
display: inline-block;
position: relative;
width: 1.5em;
height: 1.5em;
border: 1px solid #888;
pointer-events: none;
color: #888;
background-image:
linear-gradient(45deg, currentColor 25%, transparent 25%, transparent 75%, currentColor 75%),
linear-gradient(45deg, currentColor 25%, transparent 25%, transparent 75%, currentColor 75%);
background-size: .5em .5em;
background-position: 0 0, .25em .25em;
}
u::after {
position: absolute;
top: 0;
left: 0;
right: 0;
bottom: 0;
content: "";
background-color: var(--color);
}
.range-edit {
position: absolute;
box-shadow: 0 0.25em 1em #000;
z-index: 99;
}
#rules input,
textarea {
flex: 1;
resize: vertical;
margin: 1px 0;
font: 11px/1.25 Consolas, monospace;
}
:invalid {
background-color: #f002;
border-color: #800;
}
code {
font-weight: bold;
}
a {
text-decoration: none;
}
a:hover {
text-decoration: underline;
}
button {
padding: .2em 1em;
margin: 0 1em;
}
.column {
display: flex;
flex-direction: column;
}
.highlight {
animation: 2s fade-in cubic-bezier(0, .75, .25, 1);
animation-fill-mode: both;
}
#rules > * {
word-break: break-all;
}
.invalid-domain {
opacity: .5;
}
#x {
position: absolute;
top: 0;
right: 0;
padding: 4px 8px;
cursor: pointer;
user-select: none;
}
#x:hover {
background-color: #8884;
}
#cssApp {
color: seagreen;
}
#exportNotification {
color: green;
font-weight: bold;
position: absolute;
left: 0;
right: 0;
bottom: 2px;
}
#installHint {
color: green;
}
@keyframes fade-in {
from { background-color: deepskyblue }
to {}
}
@media (prefers-color-scheme: dark) {
:host {
color: #aaa !important;
background: #333 !important;
}
a {
color: deepskyblue;
}
button {
background: linear-gradient(-5deg, #333, #555);
border: 1px solid #000;
box-shadow: 0 2px 6px #181818;
border-radius: 3px;
cursor: pointer;
}
button:hover {
background: linear-gradient(-5deg, #333, #666);
}
textarea, input, select {
background: #111;
color: #BBB;
border: 1px solid #555;
}
input[type=checkbox] {
filter: invert(1);
}
input[type=range] {
filter: invert(1) saturate(0);
}
input[type=range]:hover {
filter: invert(1);
}
@supports (-moz-appearance: none) {
input[type=checkbox],
input[type=range],
input[type=range]:hover {
filter: none;
}
}
.range-edit {
box-shadow: 0 .5em 1em .5em #000;
}
#cssApp {
color: darkseagreen;
}
#installHint {
color: greenyellow;
}
}
</style>
<main>
<a href="${MPIV_BASE_URL}">${GM_info.script.name}</a>
<div id=x>x</div>
<ul class=column>
<li class=options>
<label>Popup shows on
<select id=start>
<option value=auto>automatically
<option value=context>Right click / Ctrl
<option value=ctrl>Ctrl
</select>
</label>
<label>after, sec<input id=delay type=number min=0.05 max=10 step=0.05 title=seconds></label>
<label title="(if the full version of the hovered image is ...% larger)">
if larger, %<input id=scale type=number min=0 max=100 step=1>
</label>
<label>Zoom activates on
<select id=zoom>
<option value=context>Right click / Shift
<option value=wheel>Wheel up / Shift
<option value=shift>Shift
<option value=auto>automatically
</select>
</label>
<label>...and zooms to
<select id=fit>
<option value=all>fit to window
<option value=large>fit if larger
<option value=no>100%
<option value="" title="Use custom scale factors">custom
</select>
</label>
</li>
<li class=options>
<label>Zoom step, %<input id=zoomStep type=number min=100 max=400 step=1>
</label>
<label>When fully zoomed out:
<select id=zoomOut>
<option value=stay>stay in zoom mode
<option value=auto>stay if still hovered
<option value=unzoom>undo zoom mode
<option value=close>close popup
</select>
</label>
<label style="flex: 1" title="${trimLeft(`
Scale factors to use when “zooms to” selector is set to “custom”.
0 = fit to window,
0! = same as 0 but also removes smaller values,
* after a value marks the default zoom factor, for example: 1*
The popup won't shrink below the image's natural size or window size for bigger mages.
${scalesHint}
`)}">Custom scale factors:
<input id=scales placeholder="${scalesHint}">
</label>
</li>
<li class="options row">
<label><input type=checkbox id=center>Always centered</label>
<label title="Disable only if you spoof the HTTP headers yourself">
<input type=checkbox id=xhr>Anti-hotlinking workaround
</label>
<label><input type=checkbox id=preload>Start preloading immediately</label>
<label><input type=checkbox id=imgtab>Run in image tabs</label>
<label title="Don't enable unless you explicitly use it in your custom CSS">
<input type=checkbox id=globalStatus>Expose status on <html> node (may cause slowdowns)
</label>
</li>
<li class="options stretch">
<label>Background
<span>
<input id=uiBackgroundColor type=color><u></u>
<input id=uiBackgroundOpacity type=range min=0 max=100 step=1 data-title="Opacity: $%">
</span>
</label>
<label>Border color, opacity, size
<span>
<input id=uiBorderColor type=color><u></u>
<input id=uiBorderOpacity type=range min=0 max=100 step=1 data-title="Opacity: $%">
<input id=uiBorder type=range min=0 max=20 step=1 data-title="Border size: $px">
</span>
</label>
<label>Shadow color, opacity, size
<span>
<input id=uiShadowColor type=color><u></u>
<input id=uiShadowOpacity type=range min=0 max=100 step=1 data-title="Opacity: $%">
<input id=uiShadow type=range min=0 max=100 step=1 data-title="
${'Shadow blur radius: $px\n"0" disables the shadow.'}">
</span>
</label>
<label>Padding
<span><input id=uiPadding type=range min=0 max=100 step=1 data-title="Padding: $px"></span>
</label>
<label>Margin
<span><input id=uiMargin type=range min=0 max=100 step=1 data-title="Margin: $px"></span>
</label>
</li>
<li>
<a href="${MPIV_BASE_URL}css.html">Custom CSS:</a>
e.g. <b>#mpiv-popup { animation: none !important }</b>
<a href="#" id=reveal style="float: right"
title="You can copy parts of it to override them in your custom CSS">
View the built-in CSS</a>
<div class=column>
<textarea id=css spellcheck=false></textarea>
<textarea id=cssApp spellcheck=false hidden readonly rows=30></textarea>
</div>
</li>
<li style="display: flex; justify-content: space-between;">
<div><a href="${MPIV_BASE_URL}host_rules.html">Custom host rules:</a></div>
<div style="white-space: nowrap">
To disable, put any symbol except <code>a..z 0..9 - .</code><br>
in "d" value, for example <code>"d": "!foo.com"</code>
</div>
<div>
<input id=search type=search placeholder=Search style="width: 10em; margin-left: 1em">
</div>
</li>
<li style="margin-left: -3px; margin-right: -3px; overflow-y: auto; padding-left: 3px; padding-right: 3px;">
<div id=rules class=column>${
isFF && /win/i.test(navigator.platform)
? '<input spellcheck=false>' // textareas in FF+Windows are like 100x slower than inputs
: '<textarea rows=1 spellcheck=false></textarea>'}
</div>
</li>
<li>
<div hidden id=installLoading>Loading...</div>
<div hidden id=installHint>Double-click the rule (or select and press Enter) to add it.
Click <code>Apply</code> or <code>Save</code> to confirm.</div>
<a href="${MPIV_BASE_URL}more_host_rules.html" id=install>Install rule from repository...</a>
</li>
</ul>
<div style="text-align:center">
<button id=ok accesskey=s>Save</button>
<button id=apply accesskey=a>Apply</button>
<button id=import style="margin-right: 0">Import</button>
<button id=export style="margin-left: 0">Export</button>
<button id=cancel>Cancel</button>
<div id=exportNotification hidden>Copied to clipboard.</div>
</div>
</main>`);
}
function createGlobalStyle() {
App.globalStyle = /*language=CSS*/ (String.raw`
#\mpiv-bar {
position: fixed;
z-index: 2147483647;
top: 0;
left: 0;
right: 0;
opacity: 0;
transition: opacity 1s ease .25s;
text-align: center;
font-family: sans-serif;
font-size: 15px;
font-weight: bold;
background: #0005;
color: white;
padding: 4px 10px;
text-shadow: .5px .5px 2px #000;
}
#\mpiv-bar.\mpiv-show {
opacity: 1;
}
#\mpiv-bar[data-zoom]::after {
content: " (" attr(data-zoom) ")";
opacity: .8;
}
#\mpiv-popup.\mpiv-show {
display: inline;
}
#\mpiv-popup {
display: none;
cursor: none;
animation: .2s \mpiv-fadein both;
transition: box-shadow .25s, background-color .25s;
${App.popupStyleBase = `
border: none;
box-sizing: border-box;
position: fixed;
z-index: 2147483647;
padding: 0;
margin: 0;
top: 0;
left: 0;
width: auto;
height: auto;
transform-origin: top left;
max-width: none;
max-height: none;
`}
}
#\mpiv-popup.\mpiv-show {
${cfg.uiBorder ? `border: ${cfg.uiBorder}px solid ${Util.color('Border')};` : ''}
${cfg.uiPadding ? `padding: ${cfg.uiPadding}px;` : ''}
${cfg.uiMargin ? `margin: ${cfg.uiMargin}px;` : ''}
box-shadow: ${cfg.uiShadow ? `2px 4px ${cfg.uiShadow}px 4px transparent` : 'none'};
}
#\mpiv-popup.\mpiv-show[loaded] {
background-color: ${Util.color('Background')};
${cfg.uiShadow ? `box-shadow: 2px 4px ${cfg.uiShadow}px 4px ${Util.color('Shadow')};` : ''}
}
#\mpiv-popup.\mpiv-zoom-max {
image-rendering: pixelated;
}
@keyframes \mpiv-fadein {
from {
opacity: 0;
border-color: transparent;
}
to {
opacity: 1;
}
}
` + (cfg.globalStatus ? String.raw`
.\mpiv-loading:not(.\mpiv-preloading) * {
cursor: progress !important;
}
.\mpiv-edge #\mpiv-popup {
cursor: default;
}
.\mpiv-error * {
cursor: not-allowed !important;
}
.\mpiv-ready *, .\mpiv-large * {
cursor: zoom-in !important;
}
.\mpiv-shift * {
cursor: default !important;
}
` : String.raw`
#\mpiv-popup[\mpiv-status~="loading"]:not([\mpiv-status~="preloading"]) {
cursor: progress;
}
#\mpiv-popup[\mpiv-status~="edge"] {
cursor: default;
}
#\mpiv-popup[\mpiv-status~="error"] {
cursor: not-allowed;
}
#\mpiv-popup[\mpiv-status~="ready"],
#\mpiv-popup[\mpiv-status~="large"] {
cursor: zoom-in;
}
#\mpiv-popup[\mpiv-status~="shift"] {
cursor: default;
}
`)).replace(/\\mpiv-status/g, STATUS_ATTR).replace(/\\mpiv-/g, PREFIX);
App.popupStyleBase = App.popupStyleBase.replace(/;/g, '!important;');
return App.globalStyle;
}
//#region Global utilities
const clamp = (v, min, max) =>
v < min ? min : v > max ? max : v;
const compareNumbers = (a, b) =>
a - b;
const flattenHtml = str =>
str.trim()
.replace(/\n\s*/g, '')
.replace(/\x20?([:>])\x20/g, '$1');
const dropEvent = e =>
(e.preventDefault(), e.stopPropagation());
const ensureArray = v =>
Array.isArray(v) ? v : [v];
const modKeyPressed = e =>
e.altKey || e.shiftKey || e.ctrlKey || e.metaKey;
const now = performance.now.bind(performance);
const sumProps = (...props) =>
props.reduce((sum, v) => sum + (parseFloat(v) || 0), 0);
const tryCatch = function (fn, ...args) {
try {
return fn.apply(this, args);
} catch (e) {}
};
const $ = (sel, node = doc) =>
node.querySelector(sel) || false;
const $$ = (sel, node = doc) =>
node.querySelectorAll(sel);
const $create = (tag, props) =>
Object.assign(doc.createElement(tag), props);
const $css = (el, props) =>
Object.entries(props).forEach(([k, v]) =>
el.style.setProperty(k, v, 'important'));
const $many = (q, doc) =>
q && ensureArray(q).reduce((el, sel) => el || $(sel, doc), null);
const $prop = (sel, prop, node = doc) =>
(node = $(sel, node)) && node[prop] || '';
const $propUp = (node, prop) =>
(node = node.closest(`[${prop}]`)) &&
(prop.startsWith('data-') ? node.getAttribute(prop) : node[prop]) ||
'';
const $remove = node =>
node && node.remove();
//#endregion
//#region Init
const isFF = CSS.supports('-moz-appearance', 'none');
const AudioContext = window.AudioContext || function () {};
cfg = new Config({save: true});
App.enabled = true;
(cb => doc.body ? cb() : document.addEventListener('DOMContentLoaded', cb, {once: true}))(() => {
const el = doc.body.firstElementChild;
App.isImageTab = el && el === doc.body.lastElementChild && el.matches('img, video');
App.enabled = cfg.imgtab || !App.isImageTab;
});
if (window === top)
GM_registerMenuCommand('MPIV: configure', setup);
doc.addEventListener('mouseover', Events.onMouseOver, {passive: true});
if (['gf.qytechs.cn', 'w9p.co', 'github.com'].includes(hostname)) {
doc.addEventListener('click', e => {
const el = e.target.closest('blockquote, code, pre');
const text = el && el.textContent.trim() || '';
let rule;
if (!e.button && !modKeyPressed(e) &&
text.startsWith('{') && text.endsWith('}') &&
/[{,]\s*"[degqrsu]"\s*:\s*"/.test(text) &&
(rule = tryCatch(JSON.parse, text)) &&
Object.keys(rule).some(k => /^[degqrsu]$/.test(k))) {
setup({rule});
dropEvent(e);
}
});
}
window.addEventListener('message', App.onMessage);
//#endregion
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