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Unread eComments

Shows unread comments on eRepublik articles

当前为 2017-10-11 提交的版本，查看 最新版本。

  1. // ==UserScript==
  2. // @name        Unread eComments
  3. // @namespace   http://www.erepublik.com
  4. // @description	Shows unread comments on eRepublik articles
  5. // @include     http://www.erepublik.com/*/article/*
  6. // @include     https://www.erepublik.com/*/article/*
  7. // @version     0.0.6
  8. // @require		https://ajax.googleapis.com/ajax/libs/jquery/1.10.2/jquery.min.js
  9. // @grant		GM_getValue
  10. // @grant		GM_setValue
  11. // @grant		GM_listValues
  12. // @grant		GM_deleteValue
  13. // ==/UserScript==
  14.  
  15. init();
  16.  
  17. function init() {
  18. 	start(true);
  19. 	observeNewComments();
  20. 	deleteOldValues();
  21. }
  22.  
  23. function deleteOldValues() {
  24.     
  25. 	var maxArticles = 200;
  26.     
  27. 	var storedValues = GM_listValues();
  28. 	console.log('Unread eComments: currently tracking ' + storedValues.length + ' article(s)');
  29.     
  30. 	if(storedValues.length > maxArticles ){
  31. 		storedValues.sort(
  32. 			function sortFunction(a, b) {
  33. 				return getStoredData(a).registeredAt - getStoredData(b).registeredAt;
  34. 			}
  35. 		);
  36. 		
  37. 		var valuesToDelete = storedValues.length - maxArticles;
  38. 		
  39. 		console.log('Deleting comment info for ' + valuesToDelete + ' old article(s)');
  40. 		
  41. 		for(var i = 0; i < valuesToDelete; i++) {
  42. 			GM_deleteValue(storedValues[i]);
  43. 		}
  44. 	}
  45. }
  46.  
  47.  
  48. function start(isCountUnread) {
  49. 	var articleId = findArticleId();
  50. 	var commentsRead = getStoredData(articleId);
  51.  
  52. 	if(commentsRead.registeredAt <= 0) {
  53. 		commentsRead.registeredAt = Math.round(new Date().getTime() / 1000); // timestamp in seconds
  54. 	}
  55. 	
  56. 	if(isCountUnread) {
  57. 		countUnread(commentsRead);
  58. 	}
  59. 	
  60. 	scanComments(commentsRead);
  61.         
  62. 	setStoredData(articleId, commentsRead);
  63. }
  64.  
  65.  
  66. function observeNewComments() {
  67. 	var target = document.querySelector('#loadMoreComments');
  68. 	var observer = new MutationObserver(function(mutations) {
  69.             start(false);
  70. 		});
  71. 	var config = { childList: true };
  72. 	observer.observe(target, config);
  73. }
  74.  
  75. function scanComments(commentsRead) {
  76. 	
  77. 	var unreadComments = $('.comment-holder')
  78. 		.filter( function(index) {
  79. 					var commentId = $(this).attr('id').replace(/comment/, '');
  80. 					if(commentId in commentsRead.ids) {
  81. 						return false;
  82. 					} else {
  83. 						commentsRead.ids[commentId] = true;
  84. 						return true;
  85. 					}
  86. 				});
  87. 				
  88. 	unreadComments.css('background-color', '#e6f3f9');
  89. 	unreadComments.children('.comments-right')
  90. 		.children().andSelf()
  91. 		.css('background-color', '#e6f3f9');
  92. }
  93.  
  94. function countUnread(commentsRead) {
  95. 	var nbrOfComments = parseInt($('#comments_button_on>span').text().match(/\d+/), 10);
  96.  
  97. 	var unreadCount = nbrOfComments - commentsRead.commentsLastVisit;
  98. 	commentsRead.commentsLastVisit = nbrOfComments;
  99.  
  100. 	if(unreadCount > 0){    
  101. 		$('#comments_button_on>span').append(' *** ' + unreadCount + ' ***');
  102. 	}
  103. }
  104.  
  105. function getStoredData(articleId) {
  106. 	
  107. 	var commentsRead = JSON.parse( GM_getValue(articleId, '{"registeredAt": 0, "commentsLastVisit": 0, "ids": {}}') ); 
  108.  
  109. 	if(!commentsRead) {
  110. 		console.log('The stored data is likely to be corrupted.');
  111. 	}
  112. 	
  113. 	return commentsRead;
  114. }
  115.  
  116. function setStoredData(articleId, commentsRead) {
  117. 	GM_setValue(articleId, JSON.stringify(commentsRead));
  118. }
  119.  
  120. function findArticleId() {
  121. 	var id = $('.post_content > h2 > a').attr('href').replace(/\/1\/20/, '');
  122. 	id = id.substring(id.lastIndexOf('-')+1);
  123. 	return id;
  124. }