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mean.cloud common library

Common functions I use for most of my scripts

Verzia zo dňa 09.01.2018. Pozri najnovšiu verziu.

Tento skript by nemal byť nainštalovaný priamo. Je to knižnica pre ďalšie skripty, ktorú by mali používať cez meta príkaz // @require https://update.greasyfork.org/scripts/37180/242211/meancloud%20common%20library.js 

// @grant         GM_getValue
// @grant         GM_setValue
// @grant         GM_deleteValue

document.LoadChain = function(scriptSrc, callback, bJQuery)
{
    if (bJQuery === undefined) bJQuery = false;
    
    var script = document.createElement("script");
    script.setAttribute("src", scriptSrc);
    script.addEventListener('load', function()
    {
        var script = document.createElement("script");
        script.textContent = ((bJQuery) ? "window.jQ=jQuery.noConflict(true);" : "") + "(" + callback.toString() + ")();";
        document.body.appendChild(script);
    }, false);
    document.body.appendChild(script);
};

/*
document.LoadJQ = function(oCallback)
{
    var script = document.createElement("script");
    script.setAttribute("src", "//ajax.googleapis.com/ajax/libs/jquery/3.2.1/jquery.min.js");
    script.addEventListener('load', function()
    {
        var subscript = document.createElement("script");
        if (oCallback === undefined)
            subscript.textContent = "window.jQ=jQuery.noConflict(true);";
        else
            subscript.textContent = "window.jQ=jQuery.noConflict(true);(" + oCallback.toString() + ")();";
        document.body.appendChild(subscript);
    }, false);
    document.body.appendChild(script);
};
*/

document.LoadJavascript = function(sScriptSrc, oCallback)
{
    var script = document.createElement("script");
    script.setAttribute("src", sScriptSrc);    
    if (oCallback !== undefined)
    {
        script.addEventListener('load', function()
        {
            var subscript = document.createElement("script");
            subscript.textContent = "(" + oCallback.toString() + ")();";
            document.body.appendChild(subscript);
        }, false);
    }
    document.body.appendChild(script);
};

document.time_val = function()
{
    return document.CDbl(Math.floor(Date.now() / 1000));
};

document.Random = function(iMin, iMax)
{
    return parseInt(iMin + Math.floor(Math.random() * iMax));
};

document.ShiftClick = function(oEl)
{
    if (oEl === undefined)
    {
        var shiftclick = jQ.Event("click");
        shiftclick.shiftKey = true;

        var shiftclickOrig = jQ.Event("click");
        shiftclickOrig.shiftKey = true;

        shiftclick.originalEvent = shiftclick;
        return shiftclick;
    }
    
    jQ(oEl).trigger(document.ShiftClick());
};

if (!String.prototype.replaceAll)
    String.prototype.replaceAll = function(search, replace) { return ((replace === undefined) ? this.toString() : this.replace(new RegExp('[' + search + ']', 'g'), replace)); };

if (!String.prototype.startsWith)
    String.prototype.startsWith = function(search, pos) { return this.substr(((!pos) || (pos < 0)) ? 0 : +pos, search.length) === search; };

document.CInt = function(v)
{
	try
	{
		if (!isNaN(v)) return Math.floor(v);
		if (typeof v === 'undefined') return parseInt(0);
		if (v === null) return parseInt(0);
		var t = parseInt(v);
		if (isNaN(t)) return parseInt(0);
		return Math.floor(t);
	}
	catch (err) { }

	return parseInt(0);
};

document.CDbl = function(v)
{
	try
	{
		if (!isNaN(v)) return parseFloat(v);
		if (typeof v === 'undefined') return parseFloat(0.0);
		if (v === null) return parseFloat(0.0);
		var t = parseFloat(v);
		if (isNaN(t)) return parseFloat(0.0);
		return t;
	}
	catch (err) { }

	return parseFloat(0.0);
};

// dup of String.prototype.startsWith, but uses indexOf() instead of substr()
document.startsWith = function (haystack, needle) { return (needle === "") || (haystack.indexOf(needle) === 0); };
document.endsWith   = function (haystack, needle) { return (needle === "") || (haystack.substring(haystack.length - needle.length) === needle); };

document.ChopperBlank = function (sText, sSearch, sEnd)
{
	var sIntermediate = "";

	if (sSearch === "")
		sIntermediate = sText.substring(0, sText.length);
	else
	{
		var iIndexStart = sText.indexOf(sSearch);
		if (iIndexStart === -1)
			return "";

		sIntermediate = sText.substring(iIndexStart + sSearch.length);
	}

	if (sEnd === "")
		return sIntermediate;

	var iIndexEnd = sIntermediate.indexOf(sEnd);

	return (iIndexEnd === -1) ? sIntermediate : sIntermediate.substring(0, iIndexEnd);
};

document.CondenseSpacing = function(text)
{
	while (text.indexOf("  ") !== -1)
		text = text.replace("  ", " ");
	return text;
};

document.CookieSet    = function(name, value)  { try { GM_setValue(name, value); } catch (err) { } };
document.CookieGet    = function(name, defVal) { try { return GM_getValue(name, ((defVal !== undefined) ? defVal : null)); } catch (err) { } return null; };
document.CookieDelete = function(name)         { try { GM_deleteValue(name); } catch (err) { } };

document.pad = function(sText, iWidth, sChar)
{
    sChar = ((sChar !== undefined) ? sChar : ('0'));
    sText = sText.toString();
    return ((sText.length >= iWidth) ? (sText) : (new Array(iWidth - sText.length + 1).join(sChar) + sText));
};

document.is_visible = (function () {
    var x = window.pageXOffset ? window.pageXOffset + window.innerWidth - 1 : 0,
        y = window.pageYOffset ? window.pageYOffset + window.innerHeight - 1 : 0,
        relative = !!((!x && !y) || !document.elementFromPoint(x, y));
        function inside(child, parent) {
            while(child){
                if (child === parent) return true;
                child = child.parentNode;
            }
        return false;
    };
    return function (elem) {
        if (
            document.hidden ||
            elem.offsetWidth==0 ||
            elem.offsetHeight==0 ||
            elem.style.visibility=='hidden' ||
            elem.style.display=='none' ||
            elem.style.opacity===0
        ) return false;
        var rect = elem.getBoundingClientRect();
        if (relative) {
            if (!inside(document.elementFromPoint(rect.left + elem.offsetWidth/2, rect.top + elem.offsetHeight/2),elem)) return false;
        } else if (
            !inside(document.elementFromPoint(rect.left + elem.offsetWidth/2 + window.pageXOffset, rect.top + elem.offsetHeight/2 + window.pageYOffset), elem) ||
            (
                rect.top + elem.offsetHeight/2 < 0 ||
                rect.left + elem.offsetWidth/2 < 0 ||
                rect.bottom - elem.offsetHeight/2 > (window.innerHeight || document.documentElement.clientHeight) ||
                rect.right - elem.offsetWidth/2 > (window.innerWidth || document.documentElement.clientWidth)
            )
        ) return false;
        if (window.getComputedStyle || elem.currentStyle) {
            var el = elem,
                comp = null;
            while (el) {
                if (el === document) {break;} else if(!el.parentNode) return false;
                comp = window.getComputedStyle ? window.getComputedStyle(el, null) : el.currentStyle;
                if (comp && (comp.visibility=='hidden' || comp.display == 'none' || (typeof comp.opacity !=='undefined' && comp.opacity != 1))) return false;
                el = el.parentNode;
            }
        }
        return true;
    };
})();