/*
* @title bakusan
* @description ウェブページをクリックで爆散する #RAC7889
* @include http://*
* @license MIT License
*/
// from
// http://reblogadventcalender7889.tumblr.com/kakusan
const delta_t = 50;
document.title += ' #クリックお願いします';
var treeWalker = document.createTreeWalker(
document.body,
NodeFilter.SHOW_ALL,
{ acceptNode: function(node) { return NodeFilter.FILTER_ACCEPT; } },
false
);
var nodes = [];
while(treeWalker.nextNode()) nodes.push(treeWalker.currentNode);
nodes.forEach(function(e){
if (e.nodeName !== 'BODY')
e.addEventListener('click', bakusan, true);
});
Array.prototype.slice.call(document.getElementsByTagName('a')).forEach(function(a){
var color = getStyle(a, 'color');
var textDecoration = getStyle(a, 'text-decoration');
a.removeAttribute('href');
a.style.color = color;
a.style.textDecoration = textDecoration;
});
Array.prototype.slice.call(document.getElementsByTagName('input')).forEach(function(input){
if (input.getAttribute('type') !== 'hidden')
input.removeAttribute('type');
});
function bakusan(evt, m) {
evt.cancelBubble = true;
var tgt = evt.target;
var txt = tgt.textContent || tgt.value || tgt.alt || tgt.title || tgt.name || tgt.className || tgt.id || tgt.src || tgt.nodeName;
if (txt.length > 50) txt = txt.match(/(.{50})/)[0] || txt;
var fontSize = Number(getStyle(tgt, 'font-size').replace('px', '')) + 10;
var fontFamily = getStyle(tgt, 'font-family');
var fontWeight = getStyle(tgt, 'font-weight');
var color = getStyle(tgt, 'color');
var delta_theta = 2 * Math.PI / txt.length;
var c = function() {;
var rgb = ['#'];
for (var i = 0; i < 3; i++) {
rgb.push(Number(255*Math.random().toFixed(0)).toString(16)
.replace(/^(\d)$/, '0$1'));
}
return rgb.join('');
}
var colors = [c(), c(), c()];
var x = [];
var y = [];
txt.split('').forEach(function(t, n){
var p = document.createElement('p');
p.innerHTML = t;
p.className = 'bakusan-letter';
p.style.position = 'absolute';
p.style.fontSize = fontSize + 'px';
var theta_0 = 2 * Math.PI * Math.random();
var r_0 = 6 * fontSize * (Math.random() - 0.5);
var x_0 = Number(((evt.pageX - 10) + (r_0 * Math.cos(theta_0))).toFixed(0));
var y_0 = Number(((evt.pageY - 20) + (r_0 * Math.sin(theta_0))).toFixed(0));
p.style.left = x_0 + 'px';
p.style.top = y_0 + 'px';
var theta_n = (delta_theta * n) + ((delta_theta / 10) * (Math.random() - 0.5));
var v_x = eval((4.5 * Math.cos(theta_n)).toPrecision(1)); //4.5 [pixel/msec]
var v_y = eval((4.5 * Math.sin(theta_n)).toPrecision(1));
var rgb = color.match(/rgb\((\d+), (\d+), (\d+)\)/);
if (rgb && rgb[1] == rgb[2] && rgb[2] == rgb[3])
p.style.color = colors[Math.floor(3 * Math.random())];
else
p.style.color = color;
p.style.fontFamily = fontFamily;
p.style.fontWeight = fontWeight;
p.style.zIndex = '10000';
x[n] = [];
y[n] = [];
for (var t_i = 0; t_i < 5; t_i++) {
x[n].push([x_0 + v_x * t_i * delta_t, 'px'].join(''));
y[n].push([y_0 + v_y * t_i * delta_t, 'px'].join(''));
}
Deferred.loop(5, function(t_i) {
p.style.left = x[n][t_i];
p.style.top = y[n][t_i];
if (t_i == 4) p.parentNode.removeChild(p);
return Deferred.wait(0.05);
});
document.getElementsByTagName('body')[0].appendChild(p);
});
tgt.parentNode.removeChild(tgt);
}
function getStyle(el,styleProp) {
var camelize = function (str) {
return str.replace(/\-(\w)/g, function(str, letter){
return letter.toUpperCase();
});
};
if (el.currentStyle) {
return el.currentStyle[camelize(styleProp)];
} else if (document.defaultView && document.defaultView.getComputedStyle) {
return document.defaultView.getComputedStyle(el,null)
.getPropertyValue(styleProp);
} else {
return el.style[camelize(styleProp)];
}
}
/**
* @fileOverview JSDeferred
* @author cho45@lowreal.net
* @version 0.4.0
* @license
* JSDeferred Copyright (c) 2007 cho45 ( www.lowreal.net )
*
* http://github.com/cho45/jsdeferred
*
* License:: MIT
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
/*
* doc comment
* http://code.google.com/intl/ja/closure/compiler/docs/js-for-compiler.html
*/
/**
* Create a Deferred object
*
* @example
* var d = new Deferred();
* // or this is shothand of above.
* var d = Deferred();
*
* @example
* $.deferred.define();
*
* $.get("/hoge").next(function (data) {
* alert(data);
* }).
*
* parallel([$.get("foo.html"), $.get("bar.html")]).next(function (values) {
* log($.map(values, function (v) { return v.length }));
* if (values[1].match(/nextUrl:\s*(\S+)/)) {
* return $.get(RegExp.$1).next(function (d) {
* return d;
* });
* }
* }).
* next(function (d) {
* log(d.length);
* });
*
* @constructor
*/
function Deferred() {
return (this instanceof Deferred) ? this.init() : new Deferred()
}
/**
* default callback function
* @type {function(this:Deferred, ...[*]):*}
* @field
*/
Deferred.ok = function (x) {
return x
};
/**
* default errorback function
* @type {function(this:Deferred, ...[*]):*}
* @field
*/
Deferred.ng = function (x) {
throw x
};
Deferred.prototype = {
/**
* This is class magic-number of Deferred for determining identity of two instances
* that are from different origins (eg. Mozilla Add-on) instead of using "instanceof".
*
* @const
*/
_id: 0xe38286e381ae,
/**
* @private
* @return this
*/
init: function () {
this._next = null;
this.callback = {
ok: Deferred.ok,
ng: Deferred.ng
};
return this;
},
/**
* Create new Deferred and sets `fun` as its callback.
*
* @example
* var d = new Deferred();
*
* d.
* next(function () {
* alert(1);
* }).
* next(function () {
* alert(2);
* });
*
* d.call();
*
* @param {function(this:Deferred, ...[*]):*} fun Callback of continuation.
* @return next deferred
*/
next: function (fun) {
return this._post("ok", fun)
},
/**
* Create new Deferred and sets `fun` as its errorback.
*
* If `fun` not throws error but returns normal value, Deferred treats
* the given error is recovery and continue callback chain.
*
* @example
* var d = new Deferred();
*
* d.
* next(function () {
* alert(1);
* throw "foo";
* }).
* next(function () {
* alert('not shown');
* }).
* error(function (e) {
* alert(e); //=> "foo"
* });
*
* d.call();
*
* @param {function(this:Deferred, ...[*]):*} fun Errorback of continuation.
* @return next deferred
*/
error: function (fun) {
return this._post("ng", fun)
},
/**
* Invokes self callback chain.
*
* @example
* function timeout100 () {
* var d = new Deferred();
* setTimeout(function () {
* d.call('value');
* }, 100);
* return d;
* }
*
* @param {*} val Value passed to continuation.
* @return this
*/
call: function (val) {
return this._fire("ok", val)
},
/**
* Invokes self errorback chain. You can use this method for explicit errors (eg. HTTP request failed)
*
* @example
* function http (url) {
* var d = new Deferred();
* var x = new XMLHttpRequest();
* x.onreadystatechange = function () {
* if (x.readyState == 4) {
* if (x.status == 200) d.call(x); else d.fail(x);
* }
* };
* return d;
* }
*
* @param {*} val Value of error.
* @return this
*/
fail: function (err) {
return this._fire("ng", err)
},
/**
* Cancel receiver callback (this is only valid before invoking any callbacks)
*
* @return this
*/
cancel: function () {
(this.canceller || function () {})();
return this.init();
},
_post: function (okng, fun) {
this._next = new Deferred();
this._next.callback[okng] = fun;
return this._next;
},
_fire: function (okng, value) {
var next = "ok";
try {
value = this.callback[okng].call(this, value);
} catch (e) {
next = "ng";
value = e;
if (Deferred.onerror) Deferred.onerror(e);
}
if (Deferred.isDeferred(value)) {
value._next = this._next;
} else {
if (this._next) this._next._fire(next, value);
}
return this;
}
};
/**
* Returns true if an argument is Deferred.
*
* @function
* @param {*} obj object to determine.
* @return
*/
Deferred.isDeferred = function (obj) {
return !!(obj && obj._id == Deferred.prototype._id);
};
/**
* `next` is shorthand for creating new deferred which
* is called after current queue.
*
* @function
* @name Deferred.next
* @param {function():*} fun callback
* @return
*/
Deferred.next_default = function (fun) {
var d = new Deferred();
var id = setTimeout(function () {
d.call()
}, 0);
d.canceller = function () {
clearTimeout(id)
};
if (fun) d.callback.ok = fun;
return d;
};
Deferred.next_faster_way_readystatechange = ((typeof window === 'object') && (location.protocol == "http:") && !window.opera && /\bMSIE\b/.test(navigator.userAgent)) && function (fun) {
// MSIE
var d = new Deferred();
var t = new Date().getTime();
if (t - arguments.callee._prev_timeout_called < 150) {
var cancel = false;
var script = document.createElement("script");
script.type = "text/javascript";
script.src = "data:text/javascript,";
script.onreadystatechange = function () {
if (!cancel) {
d.canceller();
d.call();
}
};
d.canceller = function () {
if (!cancel) {
cancel = true;
script.onreadystatechange = null;
document.body.removeChild(script);
}
};
document.body.appendChild(script);
} else {
arguments.callee._prev_timeout_called = t;
var id = setTimeout(function () {
d.call()
}, 0);
d.canceller = function () {
clearTimeout(id)
};
}
if (fun) d.callback.ok = fun;
return d;
};
Deferred.next_faster_way_Image = ((typeof window === 'object') && (typeof (Image) != "undefined") && !window.opera && document.addEventListener) && function (fun) {
// Modern Browsers
var d = new Deferred();
var img = new Image();
var handler = function () {
d.canceller();
d.call();
};
img.addEventListener("load", handler, false);
img.addEventListener("error", handler, false);
d.canceller = function () {
img.removeEventListener("load", handler, false);
img.removeEventListener("error", handler, false);
};
img.src = "data:image/png," + Math.random();
if (fun) d.callback.ok = fun;
return d;
};
Deferred.next_tick = (typeof process === 'object' && typeof process.nextTick === 'function') && function (fun) {
var d = new Deferred();
process.nextTick(function () {
d.call()
});
if (fun) d.callback.ok = fun;
return d;
};
Deferred.next = Deferred.next_faster_way_readystatechange || Deferred.next_faster_way_Image || Deferred.next_tick || Deferred.next_default;
/**
* Construct Deferred chain with array and return its Deferred.
* This is shorthand for construct Deferred chains.
*
* @example
* return chain(
* function () {
* return wait(0.5);
* },
* function (w) {
* throw "foo";
* },
* function error (e) {
* alert(e);
* },
* [
* function () {
* return wait(1);
* },
* function () {
* return wait(2);
* }
* ],
* function (result) {
* alert([ result[0], result[1] ]);
* },
* {
* foo: wait(1),
* bar: wait(1)
* },
* function (result) {
* alert([ result.foo, result.bar ]);
* },
* function error (e) {
* alert(e);
* }
* );
*
* @param {...[(Array.<function(*):*>|Object.<string,function(*):*>|function(*):*)]} arguments process chains
* @return
*/
Deferred.chain = function () {
var chain = Deferred.next();
for (var i = 0, len = arguments.length; i < len; i++)(function (obj) {
switch (typeof obj) {
case "function":
var name = null;
try {
name = obj.toString().match(/^\s*function\s+([^\s()]+)/)[1];
} catch (e) {}
if (name != "error") {
chain = chain.next(obj);
} else {
chain = chain.error(obj);
}
break;
case "object":
chain = chain.next(function () {
return Deferred.parallel(obj)
});
break;
default:
throw "unknown type in process chains";
}
})(arguments[i]);
return chain;
};
/**
* `wait` returns deferred that will be called after `sec` elapsed
* with real elapsed time (msec)
*
* @example
* wait(1).next(function (elapsed) {
* log(elapsed); //=> may be 990-1100
* });
*
* @param sec second to wait
* @return
*/
Deferred.wait = function (n) {
var d = new Deferred(),
t = new Date();
var id = setTimeout(function () {
d.call((new Date).getTime() - t.getTime());
}, n * 1000);
d.canceller = function () {
clearTimeout(id)
};
return d;
};
/**
* `call` function is for calling function asynchronous.
*
* @example
* // like tail recursion
* next(function () {
* function pow (x, n) {
* function _pow (n, r) {
* print([n, r]);
* if (n == 0) return r;
* return call(_pow, n - 1, x * r);
* }
* return call(_pow, n, 1);
* }
* return call(pow, 2, 10);
* }).
* next(function (r) {
* print([r, "end"]);
* });
*
* @param {function(...[*]):*} fun function to call
* @param {...*} args arguments passed to fun
* @return
*/
Deferred.call = function (fun) {
var args = Array.prototype.slice.call(arguments, 1);
return Deferred.next(function () {
return fun.apply(this, args);
});
};
/**
* `parallel` wraps up `deferredlist` to one deferred.
* This is useful when some asynchronous resources are required.
*
* `deferredlist` can be Array or Object (Hash). If you specify
* multiple objects as arguments, then they are wrapped into
* an Array.
*
* @example
* parallel([
* $.get("foo.html"),
* $.get("bar.html")
* ]).next(function (values) {
* values[0] //=> foo.html data
* values[1] //=> bar.html data
* });
*
* parallel({
* foo: $.get("foo.html"),
* bar: $.get("bar.html")
* }).next(function (values) {
* values.foo //=> foo.html data
* values.bar //=> bar.html data
* });
*
* @param {(Array.<Deferred>|Object.<string,Deferred>)} dl Deferreds wanted to wait
* @return
* @see Deferred.earlier
*/
Deferred.parallel = function (dl) {
if (arguments.length > 1) dl = Array.prototype.slice.call(arguments);
var ret = new Deferred(),
values = {}, num = 0;
for (var i in dl) if (dl.hasOwnProperty(i))(function (d, i) {
if (typeof d == "function") d = Deferred.next(d);
d.next(function (v) {
values[i] = v;
if (--num <= 0) {
if (dl instanceof Array) {
values.length = dl.length;
values = Array.prototype.slice.call(values, 0);
}
ret.call(values);
}
}).error(function (e) {
ret.fail(e);
});
num++;
})(dl[i], i);
if (!num) Deferred.next(function () {
ret.call()
});
ret.canceller = function () {
for (var i in dl) if (dl.hasOwnProperty(i)) {
dl[i].cancel();
}
};
return ret;
};
/**
* Continue process when one deferred in `deferredlist` has completed. Others will be canceled.
* parallel ('and' processing) <=> earlier ('or' processing)
*
* @param {(Array.<Deferred>|Object.<string,Deferred>)} dl Deferreds wanted to wait
* @return
* @see Deferred.parallel
*/
Deferred.earlier = function (dl) {
if (arguments.length > 1) dl = Array.prototype.slice.call(arguments);
var ret = new Deferred(),
values = {}, num = 0;
for (var i in dl) if (dl.hasOwnProperty(i))(function (d, i) {
d.next(function (v) {
values[i] = v;
if (dl instanceof Array) {
values.length = dl.length;
values = Array.prototype.slice.call(values, 0);
}
ret.canceller();
ret.call(values);
}).error(function (e) {
ret.fail(e);
});
num++;
})(dl[i], i);
if (!num) Deferred.next(function () {
ret.call()
});
ret.canceller = function () {
for (var i in dl) if (dl.hasOwnProperty(i)) {
dl[i].cancel();
}
};
return ret;
};
/**
* `loop` function provides browser-non-blocking loop.
* This loop is slow but not stop browser's appearance.
* This function waits a deferred returned by loop function.
*
* @example
* //=> loop 1 to 100
* loop({begin:1, end:100, step:10}, function (n, o) {
* for (var i = 0; i < o.step; i++) {
* log(n+i);
* }
* });
*
* @example
* //=> loop 10 times with sleeping 1 sec in each loop.
* loop(10, function (n) {
* log(n);
* return wait(1);
* });
*
* @param {(number|{begin:number, end:number, step:number})} n loop definition
* @param {function(number):*} fun loop function
* @return
*/
Deferred.loop = function (n, fun) {
var o = {
begin: n.begin || 0,
end: (typeof n.end == "number") ? n.end : n - 1,
step: n.step || 1,
last: false,
prev: null
};
var ret, step = o.step;
return Deferred.next(function () {
function _loop(i) {
if (i <= o.end) {
if ((i + step) > o.end) {
o.last = true;
o.step = o.end - i + 1;
}
o.prev = ret;
ret = fun.call(this, i, o);
if (Deferred.isDeferred(ret)) {
return ret.next(function (r) {
ret = r;
return Deferred.call(_loop, i + step);
});
} else {
return Deferred.call(_loop, i + step);
}
} else {
return ret;
}
}
return (o.begin <= o.end) ? Deferred.call(_loop, o.begin) : null;
});
};
/**
* Loop `n` times with `fun`.
* This function automatically returns UI-control to browser, if the loop spends over 20msec.
* This is useful for huge loop not to block browser UI.
* This function can't wait a deferred returned by loop function, compared with Deferred.loop.
*
* @example
* repeat(10, function (i) {
* i //=> 0,1,2,3,4,5,6,7,8,9
* });
*
* @param n loop count
* @param {function(number)} fun loop function
* @return
*/
Deferred.repeat = function (n, fun) {
var i = 0,
end = {}, ret = null;
return Deferred.next(function () {
var t = (new Date()).getTime();
do {
if (i >= n) return null;
ret = fun(i++);
} while ((new Date()).getTime() - t < 20);
return Deferred.call(arguments.callee);
});
};
/**
* Register `fun` to Deferred prototype for method chain.
*
* @example
* // Deferred.register("loop", loop);
*
* // Global Deferred function
* loop(10, function (n) {
* print(n);
* }).
* // Registered Deferred.prototype.loop
* loop(10, function (n) {
* print(n);
* });
*
* @param name name of method
* @param {function(*):Deferred} fun actual function of method
*/
Deferred.register = function (name, fun) {
this.prototype[name] = function () {
var a = arguments;
return this.next(function () {
return fun.apply(this, a);
});
};
};
Deferred.register("loop", Deferred.loop);
Deferred.register("wait", Deferred.wait);
/**
* Connect a function with Deferred. That is, transform a function
* that takes a callback into one that returns a Deferred object.
*
* @example
* var timeout = Deferred.connect(setTimeout, { target: window, ok: 0 });
* timeout(1).next(function () {
* alert('after 1 sec');
* });
*
* var timeout = Deferred.connect(window, "setTimeout");
* timeout(1).next(function () {
* alert('after 1 sec');
* });
*
* @param {(function(...[*]):*|*)} funo target function or object
* @param {({ok:number, ng:number, target:*}|string)} options options or method name of object in arguments[0]
* @return {function(...[*]):Deferred}
*/
Deferred.connect = function (funo, options) {
var target, func, obj;
if (typeof arguments[1] == "string") {
target = arguments[0];
func = target[arguments[1]];
obj = arguments[2] || {};
} else {
func = arguments[0];
obj = arguments[1] || {};
target = obj.target;
}
var partialArgs = obj.args ? Array.prototype.slice.call(obj.args, 0) : [];
var callbackArgIndex = isFinite(obj.ok) ? obj.ok : obj.args ? obj.args.length : undefined;
var errorbackArgIndex = obj.ng;
return function () {
var d = new Deferred().next(function (args) {
var next = this._next.callback.ok;
this._next.callback.ok = function () {
return next.apply(this, args.args);
};
});
var args = partialArgs.concat(Array.prototype.slice.call(arguments, 0));
if (!(isFinite(callbackArgIndex) && callbackArgIndex !== null)) {
callbackArgIndex = args.length;
}
var callback = function () {
d.call(new Deferred.Arguments(arguments))
};
args.splice(callbackArgIndex, 0, callback);
if (isFinite(errorbackArgIndex) && errorbackArgIndex !== null) {
var errorback = function () {
d.fail(arguments)
};
args.splice(errorbackArgIndex, 0, errorback);
}
Deferred.next(function () {
func.apply(target, args)
});
return d;
}
};
/**
* Used for Deferred.connect to allow to pass multiple values to next.
*
* @private
* @constructor
* @param {Array.<*>} args
* @see Deferred.connect
*/
Deferred.Arguments = function (args) {
this.args = Array.prototype.slice.call(args, 0)
};
/**
* Try func (returns Deferred) till it finish without exceptions.
*
* @example
* Deferred.retry(3, function () {
* return http.get(...);
* }).
* next(function (res) {
* res //=> response if succeeded
* }).
* error(function (e) {
* e //=> error if all try failed
* });
*
* @param retryCount
* @param {function(number):Deferred} funcDeferred
* @param {{wait:number}} options
* @return
*/
Deferred.retry = function (retryCount, funcDeferred, options) {
if (!options) options = {};
var wait = options.wait || 0;
var d = new Deferred();
var retry = function () {
var m = funcDeferred(retryCount);
m.
next(function (mes) {
d.call(mes);
}).
error(function (e) {
if (--retryCount <= 0) {
d.fail(['retry failed', e]);
} else {
setTimeout(retry, wait * 1000);
}
});
};
setTimeout(retry, 0);
return d;
};
/**
* default export methods
*
* @see Deferred.define
*/
Deferred.methods = ["parallel", "wait", "next", "call", "loop", "repeat", "chain"];
/**
* export functions to obj.
* @param obj
* @param {Array.<string>=} list (default Deferred.methods)
* @return {function():Deferred} The Deferred constructor function
*/
Deferred.define = function (obj, list) {
if (!list) list = Deferred.methods;
if (!obj) obj = (function getGlobal() {
return this
})();
for (var i = 0; i < list.length; i++) {
var n = list[i];
obj[n] = Deferred[n];
}
return Deferred;
};
this.Deferred = Deferred;