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Hitomi - Language & Tag Filtering

Filters search results by languages and tags

Version vom 12.12.2018. Aktuellste Version

  1. // ==UserScript==
  2. // @name         Hitomi - Language & Tag Filtering
  3. // @namespace    brazenvoid
  4. // @version      2.3
  5. // @author       brazenvoid
  6. // @license      GPL-3.0-only
  7. // @description  Filters search results by languages and tags
  8. // @include      https://hitomi.la/*
  9. // @run-at       document-idle
  10. // ==/UserScript==
  11.  
  12. // Define languages to keep and tags to exclude here 
  13.  
  14. let settings = {
  15. 	allowedLanguages: [
  16.   	"japanese", 
  17.   	"english"
  18. 	],
  19. 	excludedTags: [
  20.   	"female:loli", 
  21.   	"sample", 
  22.   	"male:yaoi"
  23. 	]
  24. };
  25.  
  26. // Formatting filters
  27.  
  28. let formatFilters = function (filters, prefix, suffix) {
  29.   
  30.   for (let index = 0; index < filters.length; index++) {
  31.     
  32.   	filters[index] = '[href="'+ prefix + encodeURIComponent(filters[index]) + suffix +'.html"]';
  33. 	}
  34. 	return filters.join(", ");
  35. };
  36.  
  37. let languageFiltersSelector = formatFilters(settings.allowedLanguages, "/index-", "-1");
  38. let tagFiltersSelector = formatFilters(settings.excludedTags, "/tag/", "-all-1");
  39.  
  40. // Filteration logic
  41.  
  42. let validateLanguage = function (gallery) {
  43.   
  44.   let validationCheck = true;
  45.   
  46.   if (settings.allowedLanguages.length > 0) {
  47.     
  48.     let languageTD = gallery.querySelector('tr:nth-child(3) > td:nth-child(2)');
  49.     if (languageTD.querySelector('a') !== null) {
  50.       validationCheck = languageTD.querySelectorAll(languageFiltersSelector).length > 0;
  51.     }
  52.   }
  53.   return validationCheck;
  54. };
  55.  
  56. let validateTags = function (gallery) {
  57.   
  58.   let validationCheck = true;
  59.   
  60.   if (settings.excludedTags.length > 0) {    
  61.     validationCheck = gallery.querySelectorAll(tagFiltersSelector).length === 0;
  62.   }
  63.   return validationCheck;
  64. };
  65.  
  66. let complianceCallback = function(target) {
  67.   
  68.   let galleries = target.querySelectorAll('.manga, .dj, .acg'), removeGallery = false, languageTD;
  69.   
  70.   for (let gallery of galleries) {
  71.  
  72.     validationCheck = validateLanguage(gallery) && validateTags(gallery);
  73.     
  74.     if (!validationCheck) {
  75.       gallery.remove();
  76.     }
  77.   }
  78. };
  79.  
  80. // Setting up configuration and galleries list node
  81.  
  82. let galleriesList = document.querySelector('.gallery-content');
  83. let observerConfig = { 
  84.   attributes: false, 
  85.   childList: true, 
  86.   subtree: false 
  87. };
  88.  
  89. // Checking compliance in case of gallery page
  90.  
  91. complianceCallback(galleriesList);
  92.  
  93. // Adding observer to check compliance of galleries on search pages
  94.  
  95. let observer = new MutationObserver(function(mutations, observer) {
  96.   for(let mutation of mutations) {
  97.     complianceCallback(mutation.target);
  98.   }
  99. });
  100. observer.observe(galleriesList, observerConfig);