Tampermonkey Support Library

to reduce repetition in creating scripts for Tampermonkey support

Ajankohdalta 4.11.2016. Katso uusin versio.

Tätä skriptiä ei tulisi asentaa suoraan. Se on kirjasto muita skriptejä varten sisällytettäväksi metadirektiivillä // @require https://update.greasyfork.org/scripts/23115/156077/Tampermonkey%20Support%20Library.js. 

var tm = {
	addGlobalStyle: function(css) {
	    var head, style;
	    head = document.getElementsByTagName('head')[0];
	    if (!head) { return; }
	    style = document.createElement('style');
	    style.type = 'text/css';
	    style.innerHTML = css;
	    head.appendChild(style);
	},
	log: function(msg) {
		console.log('Tampermonkey: ' + msg);
	},
	selectText: function (targetClass) {
		var textToCopy, range;
		try {
			if (document.selection) {
				range = document.body.createTextRange();
				range.moveToElementText(document.getElementsByClassName(targetClass)[0]);
				range.select();
			} else if (window.getSelection) {
				range = document.createRange();
				range.selectNode(document.getElementsByClassName(targetClass)[0]);
				window.getSelection().addRange(range);
			}
		} catch (err) {
			tm.log('Failed to select text');
		}
	},
	sysFriendly: function(el) {
	    var text = $(el).text();
		$(el).text(text.replace(/\/|\:|\<|\>|\\|\||\*|\?/g, '-'));
	},
	ping: function (ip, callback) { // via http://jsfiddle.net/GSSCD/203/
		if (!this.inUse) {
			this.status = 'unchecked';
			this.inUse = true;
			this.callback = callback;
			this.ip = ip;
			var _that = this;
			this.img = new Image();

			this.img.onload = function () {
				_that.inUse = false;
				_that.callback('responded');
			};

			this.img.onerror = function (e) {
				if (_that.inUse) {
					_that.inUse = false;
					_that.callback('error', e);
				}
			};
			
			this.start = new Date().getTime();
			this.img.src = "http://" + ip;
			this.timer = setTimeout(function () {
				if (_that.inUse) {
					_that.inUse = false;
					_that.callback('timeout');
				}
			}, 1500);
		}
	},
	isTagIn: function (targetString, tags) {
		var isFound = false;
		_.each(tags, function scanTarget (tag) {
			if (targetString.toLowerCase().indexOf(tag.toLowerCase()) > -1) {
				isFound = true;
			}
		});
		return isFound;
	},
	copyTextToClipboard: function (text) {
		var copyFrom = document.createElement("textarea");
		copyFrom.textContent = text;
		var body = document.getElementsByTagName('body')[0];
		body.appendChild(copyFrom);
		copyFrom.select();
		document.execCommand('copy');
		body.removeChild(copyFrom);
	},
	waitFor: function (awaitThis, doThis, intervalSpeed = 100, maxTries = 100) {
		var currentTry = 0,
		stateLoading = function (awaitCondition) {
			if( !awaitCondition ) {
				currentTry++;
				if (currentTry < maxTries) {
				  window.setTimeout(stateLoading(awaitCondition), intervalSpeed); /* this checks the flag every intervalSpeed milliseconds*/
				} else {
				  console.log('final try');
				}
			} else {
				console.log('good');
				doThis();
			}
		};
		stateLoading(awaitThis);
	}
};