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Hide Signatures for Certain Users [XenForo]

Like it says on the tin. This script allows the user to hide the signatures of specific users.

  1. // ==UserScript==
  2. // @name	Hide Signatures for Certain Users [XenForo]
  3. // @namespace	Makaze
  4. // @include	*
  5. // @grant	none
  6. // @version	2.1.1
  7. // @description Like it says on the tin. This script allows the user to hide the signatures of specific users.
  8. // ==/UserScript==
  9.  
  10. var toggleSigBlockState = function() {
  11. 	var opts = (localStorage.getItem('MakazeScriptOptions')) ? JSON.parse(localStorage.getItem('MakazeScriptOptions')) : {}, 
  12. 	users = (opts.hasOwnProperty('xf_hidden_sigs')) ? opts.xf_hidden_sigs : [],
  13. 	userID = this.getAttribute('data-userid'),
  14. 	context,
  15. 	postAuthor,
  16. 	signature,
  17. 	isBlocked = false,
  18. 	i = 0;
  19.  
  20. 	for (i = 0; i < users.length; i++) {
  21. 		if (userID === users[i]) {
  22. 			users.splice(i, 1);
  23. 			opts.xf_hidden_sigs = users;
  24. 			localStorage.setItem('MakazeScriptOptions', JSON.stringify(opts));
  25. 			isBlocked = true;
  26. 			break;
  27. 		}
  28. 	}
  29.  
  30. 	if (!isBlocked) {
  31. 		users.push(userID);
  32. 		opts.xf_hidden_sigs = users;
  33. 		localStorage.setItem('MakazeScriptOptions', JSON.stringify(opts));
  34. 	}
  35.  
  36. 	for (i = 0; i < document.getElementsByClassName('messageUserInfo').length; i++) {
  37. 		context = document.getElementsByClassName('messageUserInfo')[i];
  38. 		postAuthor = context.getElementsByClassName('username')[0].href.replace(/.*?members\/.*?\.(.*?)\//gi, '$1');
  39. 		signature = context.parentNode.getElementsByClassName('signature')[0];
  40.  
  41. 		if (postAuthor === userID) {
  42. 			if (isBlocked) {
  43. 				signature.style.display = 'block';
  44. 				context.getElementsByClassName('blockSigContainer')[0].getElementsByTagName('a')[0].childNodes[0].nodeValue = 'Block Signature';
  45. 			} else {
  46. 				signature.style.display = 'none';
  47. 				context.getElementsByClassName('blockSigContainer')[0].getElementsByTagName('a')[0].childNodes[0].nodeValue = 'Unblock Signature';
  48. 			}
  49. 		}
  50. 	}
  51. };
  52.  
  53. if (document.documentElement.id === 'XenForo') {
  54. 	if (document.getElementsByClassName('signature').length && document.getElementsByClassName('messageUserInfo').length) {
  55. 		var opts = (localStorage.getItem('MakazeScriptOptions')) ? JSON.parse(localStorage.getItem('MakazeScriptOptions')) : {}, 
  56. 		users = (opts.hasOwnProperty('xf_hidden_sigs')) ? opts.xf_hidden_sigs : [],
  57. 		context,
  58. 		userID,
  59. 		appendLocation,
  60. 		signature,
  61. 		sigBlockContainer,
  62. 		sigBlockLink,
  63. 		sigBlockLinkText,
  64. 		i = 0,
  65. 		j = 0;
  66.  
  67. 		for (i = 0; i < document.getElementsByClassName('messageUserInfo').length; i++) {
  68. 			context = document.getElementsByClassName('messageUserInfo')[i];
  69. 			if (context.getElementsByClassName('username')[0] != null) {
  70. 				userID = context.getElementsByClassName('username')[0].href.replace(/.*?members\/.*?\.(.*?)\//gi, '$1');
  71. 				appendLocation = context.getElementsByClassName('extraUserInfo')[0];
  72. 				signature = context.parentNode.getElementsByClassName('signature')[0];
  73.  
  74. 				sigBlockContainer = document.createElement('div');
  75. 				sigBlockLink = document.createElement('a');
  76.  
  77. 				sigBlockLink.href = 'javascript:void(0)';
  78. 				sigBlockLink.setAttribute('data-userid', userID);
  79. 				sigBlockLink.onclick = toggleSigBlockState;
  80.  
  81. 				if (users.length) {
  82. 					for (j = 0; j < users.length; j++) {
  83. 						if (userID === users[j]) {
  84. 							signature.style.display = 'none';
  85. 							sigBlockLinkText = document.createTextNode('Unlock Signature');
  86. 						} else {
  87. 							sigBlockLinkText = document.createTextNode('Block Signature');
  88. 						}
  89. 					}
  90. 				} else {
  91. 					sigBlockLinkText = document.createTextNode('Block Signature');
  92. 				}
  93.  
  94. 				sigBlockContainer.className = 'blockSigContainer';
  95. 				sigBlockContainer.style.marginTop = '1em';
  96.  
  97. 				sigBlockLink.appendChild(sigBlockLinkText);
  98. 				sigBlockContainer.appendChild(sigBlockLink);
  99. 				appendLocation.appendChild(sigBlockContainer);
  100. 			}
  101. 		}
  102. 	}
  103. }