☰

Elo-Rang AT

show current ELO Rang in profile

  1. /* This program is free software. It comes without any warranty, to
  2.  * the extent permitted by applicable law. You can redistribute it
  3.  * and/or modify it under the terms of the Do What The Fuck You Want
  4.  * To Public License, Version 2, as published by Sam Hocevar. See
  5.  * http://www.wtfpl.net/ for more details. */
  6.  
  7. // ==UserScript==
  8.  
  9. // @name        Elo-Rang AT
  10. // @namespace   https://greasyfork.org/users/83290
  11. // @include     http://fussballcup.at/*
  12. // @version    	0.1.4
  13. // @description show current ELO Rang in profile
  14. // @author 	Philipp, edited by mot33 / 2018
  15. // @grant       GM_addStyle
  16. // @connect <value>
  17. // ==/UserScript==
  18.  
  19. var timeout = 5000;
  20.  
  21. /**
  22. * Simply creates async html request with url theURL; calls back callback with result string as first parameter and args as second parameter
  23. *
  24. * Case of error; null is returned as result String
  25. */
  26. function httpGetAsync(theUrl, callback, args){
  27. 	var xmlHttp = new XMLHttpRequest();
  28.  
  29.    	xmlHttp.onreadystatechange = function() {
  30. 		if (xmlHttp.readyState == 4 && xmlHttp.status == 200){
  31. 			callback(xmlHttp.responseText, args);
  32. 		}
  33. 	};
  34.  
  35.     	xmlHttp.open("GET", theUrl, true); // true for asynchronous
  36.    	xmlHttp.send(null);
  37.  
  38. 	// handle timeout
  39. 	window.setTimeout(function(){
  40. 		if (xmlHttp.readyState != 4 || xmlHttp.status != 200){
  41. 			// something went wrong
  42. 			// cancel
  43. 			xmlHttp.abort();
  44. 			// call callback with error
  45. 			callback(null, args);
  46. 		}
  47. 	}, timeout);
  48. }
  49.  
  50. /**
  51. * 	really (like really really) simple logger :)
  52. */
  53. function logError(msg){
  54. 	console.log("ELO-rank show script: " + msg);
  55. }
  56.  
  57. // make sure changes() isn't executed twice the same time
  58. var lock=false;
  59. // do not search for same name twice (if once failed, will probably fail again; performance!)
  60. var lastName="";
  61. function checkForSearchNameOrReturnNull(){
  62. 	// and that's just lots of text to make sure, this script isn't executed more than necesarry
  63.  
  64. 	// make sure this function isn't executed twice at the same time
  65. 	if(lock){
  66. 		return null;
  67. 	}
  68.  
  69. 	// make sure, rank must be added (= profil show page)
  70. 	var url = window.location.href;
  71. 	if(!(/module=([^&]+)/.exec(url)[1]=='profile')){
  72. 		return null;
  73. 	}
  74. 	if(!(/action=([^&]+)/.exec(url)[1]=='show')){
  75. 		return null;
  76. 	}
  77.  
  78. 	// make sure rank isn't allready sucessfully added
  79. 	if(document.getElementById('rankshow')!=null){
  80. 		return null;
  81. 	}
  82.  
  83. 	// make sure, profile-show exists
  84. 	var profile_show = document.getElementById('profile-show');
  85. 	if(profile_show == null || profile_show.firstChild == null){
  86. 		// log something strange happend; actually profile page should have profile-show element
  87. 		logError("Something strange happended! Recognized profile page but no profile-show element to extract name from!");
  88. 		return null;
  89. 	}
  90.  
  91. 	// extract profile name name
  92. 	// substring(11): String is "Profil von (...)". Extract (...)
  93. 	var name = profile_show.firstChild.textContent.substring(11);
  94.  
  95. 	// do not execute script for same name twice
  96. 	if(lastName == name){
  97. 		lock=false;
  98. 		return null;
  99. 	}
  100. 	lastName = name;
  101.  
  102. 	// finally return result
  103. 	return name;
  104. }
  105.  
  106. /**
  107. * 	Takes rank as attribute
  108. *	Creates html elements and addes rank information to info box
  109. */
  110. function appendRank(rank){
  111. 	// create html frame
  112. 	  var s ='<li><strong id="rankshow" <style=top:-10px; class="player-name">Elo-Rang:&nbsp';
  113. 	s+="";{
  114.         s+=rank = "<font color='yellow'>"+ String(rank) + "&nbsp</font></strong></b>";
  115.             }
  116. 	var div = document.createElement('div');
  117. 	div.innerHTML = s;
  118.  
  119. 	// insert
  120. 	var elementsProfileBox = document.getElementsByClassName('player-name');
  121. 	if(elementsProfileBox.length==0){
  122. 		// okay, that's strange
  123. 		logError("Strange error while adding rank information: No Element of class 'profile-box-squad' found! Don't know where to add information!");
  124. 	}else{
  125. 		elementsProfileBox[0].appendChild(div);
  126. 	}
  127.  
  128. 	// unlock
  129. 	lock=false;
  130. }
  131.  
  132.  
  133. /**
  134. *	gets resulst String
  135. *	parses and extracts ELO rank
  136. * 	checks, if it is ELO rank for args['name']
  137. *	calls args['call'] with first parameter: rank
  138. */
  139. function fetchELOResults(requestResult, args){
  140. 	// check for valid result
  141. 	if(requestResult == null){
  142. 		args['call']('error');
  143. 		logError("Error html request!");
  144. 		return;
  145. 	}
  146.  
  147. 	// parse result
  148. 	try{
  149. 		var parser = document.createElement('html');
  150. 		parser.innerHTML = JSON.parse(requestResult).content;
  151.  
  152. 		// get right fieled
  153. 		var results = parser.getElementsByClassName(' odd');
  154.  
  155. 		if(results.length == 0){
  156. 		// okay, no problem! Just no rank found: probably user doesn't have a rank
  157.                        	args['call']('/');
  158. 			return;
  159. 		}
  160. 		results = results[0];
  161.  
  162. 		// check if name is right
  163. 		if(results.children[2].children[1].innerHTML!=args['name']){
  164. 			// okay, no problem! Just not right user found: problably user doesn't have a rank
  165.                       	args['call']('/');
  166. 			return;
  167.                	}
  168.  
  169. 		// call callback with rank to handle everything else
  170. 		args['call'](results.firstChild.innerHTML);
  171.  
  172. 	}catch(e){
  173. 		args['call']('error');
  174. 		logError("Error parsing resulst String of ELO-rank request! Error: " + e);
  175. 		return;
  176. 	}
  177. }
  178.  
  179.  
  180. /**
  181. *   searches ELO rang
  182. *   will call back toCall with first paramter elo rang of player with name "name"
  183. */
  184. function searchELORang(name, toCall){
  185. 	// wrap parameters in set
  186.     	params={};
  187.     	params['name'] = name;
  188. 	params['call'] = toCall;
  189.  
  190. 	// schedule html requst
  191. 	httpGetAsync('http://fussballcup.at/index.php?club=' + name + '&_qf__form=&module=rating&action=index&area=user&league=&path=index.php&layout=none', fetchELOResults , params);
  192. }
  193.  
  194.  
  195. /**
  196. *	Main function! Will check, if script execution is necessar; will lookup ELO rank and will append rank to profile
  197. */
  198. function changes(){
  199. 	// get name; will catch all cases where nothing has to be done
  200. 	var name = checkForSearchNameOrReturnNull();
  201.  
  202. 	if(name == null){
  203. 		// nothing to do
  204. 		return;
  205. 	}
  206.  
  207. 	// set lock
  208. 	lock=true;
  209.  
  210. 	// Real script execution!!!
  211. 	searchELORang(name, appendRank);
  212. }
  213.  
  214. window.setTimeout(function() { changes() }, 2500);
  215. window.setInterval(function() { changes() }, 5000);