☰

Title Manager

Manage page titles per (sub)domain. On any website, click Greasemonkey > User Script Commands > Title Manager's menu.

  1. // ==UserScript==
  2. // @name        Title Manager
  3. // @namespace   grom
  4. // @description Manage page titles per (sub)domain. On any website, click Greasemonkey > User Script Commands > Title Manager's menu.
  5. // @include     *
  6. // @grant       GM_getValue
  7. // @grant       GM_setValue
  8. // @grant       GM_deleteValue
  9. // @grant       GM_registerMenuCommand
  10. // @version     1.2.0.20140927
  11. // @run-at      document-end
  12. // ==/UserScript==
  13.  
  14. if ( GM_getValue === 'undefined' || GM_setValue === 'undefined' ) {
  15.   alert('=== Title Manager ===\n\nUnable to load or store values.\
  16.   \nPlease use supported script managers:\nGreasemonkey, Tampermonkey...');
  17. }
  18.  
  19. // shorthands
  20. function $i(a,b) { return (b||document).getElementById(a); }
  21. function $t(a,b) { return (b||document).getElementsByTagName(a); }
  22.  
  23. var domains = GM_getValue('domains-deletable-buffer', '') || GM_getValue('domains', '').replace(/\./g, '\\.'),
  24.     match = window.location.host.toLowerCase().match(domains),
  25.     t = document.title;
  26.  
  27. if (match) {
  28.   var _find = GM_getValue(match[0] + '-find', '');
  29.     if (_find.match(/^regex:/)) {
  30.       _find = _find.replace(/^regex:/, '');
  31.       _find = new RegExp(_find, 'i');
  32.     }
  33.   var _with = GM_getValue(match[0] + '-with', '');
  34. }
  35. if (t &&_find) document.title = t.replace(_find, _with);
  36.  
  37. function tm_add(StrReg, escape, isItImport, _domain, _find, _with) {
  38.   // StrReg: is "Search for" string or regex - 'str' or 'reg'
  39.   // escape: escape dollar signs or not - 'escape' or 'noescape'
  40.   var _domainCheck = /^[a-z0-9_\.-]+$/,
  41.       tm_error = $i('tm-error-notifier');
  42.   if (!isItImport) {
  43.     var _domain = $i('tm-domain').value.toLowerCase();
  44.     var _find = $i('tm-find').value;
  45.     var _with = $i('tm-with').value;
  46.   }
  47.   if (!_domain.match(_domainCheck)) {
  48.     tm_error.innerHTML = 'Domain invalid. Please use letters a-z, numbers 0-9, underscore _, minus - or dot .';
  49.     return;
  50.   }
  51.   // if "Search for" is regex, make sure it starts with "regex:"
  52.   if (StrReg === 'reg') {
  53.     if (!_find.match(/^regex:/)) _find = _find.replace(/^/, 'regex:');
  54.   }
  55.   // store values, if "domain" and "Search for" are valid
  56.   if (_find) { // we don't need to check for _domain, we passed _domainCheck
  57.     var domains = GM_getValue('domains', '');
  58.     if (!domains) {
  59.       GM_setValue('domains', _domain);
  60.     }
  61.     else {
  62.       var match = _domain.replace(/\./g, '\\.');
  63.       var match = new RegExp('(^|\\|)' + match + '($|\\|)');
  64.       if (!domains.match(match)) {
  65.         var domains = domains + '|' + _domain;
  66.         GM_setValue('domains', domains);
  67.       }
  68.     }
  69.     GM_setValue(_domain + '-find', _find);
  70.     if (_with) {
  71.       // if not adding as regex, escape dollar signs
  72.       if (escape === 'escape') var _with = _with.replace(/\$/g, '$$$$');
  73.       GM_setValue(_domain + '-with', _with);
  74.     }
  75.     else if (GM_getValue(_domain + '-with', '')) GM_deleteValue(_domain + '-with');
  76.     // if not in importing loop, create buffer for domains
  77.     if (!isItImport) {
  78.       GM_setValue('domains-deletable-buffer', GM_getValue('domains', '').replace(/\./g, '\\.'));
  79.       tm_error.innerHTML = 'Success! Rule added.';
  80.     }
  81.   }
  82. }
  83.  
  84. function tm_manage() {
  85.   var d = document;
  86.   d.documentElement.innerHTML = '<head><style>.item{white-space:pre;font-family:monospace;margin:0;padding:0;}html>input{margin-left:1em;}</style></head>';
  87.   var domains = GM_getValue('domains', '');
  88.   if (domains) {
  89.     var domains = domains.split('|');
  90.     for(var i = 0, j = domains.length; i < j; i++) {
  91.       var _find = GM_getValue(domains[i] + '-find', '');
  92.       var _with = GM_getValue(domains[i] + '-with', '');
  93.       var box = d.createElement('div');
  94.       box.className = 'item';
  95.       box.innerHTML = '<span>' + domains[i] + '</span><br /><span>' + _find + '</span>\
  96. <br /><span>' + _with + '</span><br /><button>Remove</button><br /><span>========</span>';
  97.       if (d.body) d.body.appendChild(box);
  98.       else d.documentElement.appendChild(box);
  99.       $t('button', box)[0].addEventListener('click', tm_remove);
  100.     }
  101.   }
  102.   // import
  103.   var impList = d.createElement('textarea');
  104.   impList.id = 'tm-import-list';
  105.   d.documentElement.appendChild(impList);
  106.   var imp = d.createElement('input');
  107.   imp.type = 'button'; imp.id = 'tm-import'; imp.value = 'Import';
  108.   d.documentElement.appendChild(imp);
  109.   imp.addEventListener('click', tm_import);
  110.   // sort button if 2 or more domains
  111.   if (domains.length>1) {
  112.     var sor = d.createElement('input');
  113.     sor.type = 'button'; sor.id = 'tm-sort'; sor.value = 'Sort';
  114.     d.documentElement.appendChild(sor);
  115.     sor.addEventListener('click', tm_sort);
  116.     // and export button
  117.     var exo = d.createElement('input');
  118.     exo.type = 'button'; exo.id = 'tm-export'; exo.value = 'Prepare for export';
  119.     d.documentElement.appendChild(exo);
  120.     exo.addEventListener('click', tm_export);
  121.   }
  122. }
  123.  
  124. function tm_remove() {
  125.   var item = this.parentNode;
  126.   var _domain = $t('span', item)[0].innerHTML;
  127.   GM_deleteValue(_domain + '-find');
  128.   GM_deleteValue(_domain + '-with');
  129.   var domains = GM_getValue('domains', '');
  130.   var match = _domain.replace(/\./g, '\\.');
  131.   // match: (^ or |) + single/current domain + ($ or |)
  132.   var match = new RegExp('(^|\\|)' + match + '($|\\|)');
  133.   // replace: matched single domain with ^ or |; replace: || with | or remove |$
  134.   var domains = domains.replace(match, '$1').replace(/(\|)\||\|$/g, '$1');
  135.   GM_setValue('domains', domains);
  136.   item.parentNode.removeChild(item);
  137.   // re-create buffer for domains
  138.   GM_setValue('domains-deletable-buffer', GM_getValue('domains', '').replace(/\./g, '\\.'));
  139. }
  140.  
  141. function tm_import() {
  142.   var d = document,
  143.       list = $i('tm-import-list').value;
  144.   var list = list.match(/.+/g).join('--------').replace(/(--------)+========$/, '').split('========--------');
  145.   for(var i = 0, j = list.length; i < j; i++) {
  146.     var listB = list[i].split('--------');
  147.     if (listB[0] && listB[1]) tm_add('str', 'noescape', 'true', listB[0], listB[1], listB[2]);
  148.   }
  149.   // create buffer for domains, refresh page
  150.   GM_setValue('domains-deletable-buffer', GM_getValue('domains', '').replace(/\./g, '\\.'));
  151.   tm_manage();
  152. }
  153.  
  154. function tm_sort() {
  155.   GM_setValue('domains', GM_getValue('domains', '').split('|').sort().join('|'));
  156.   GM_setValue('domains-deletable-buffer', GM_getValue('domains', '').replace(/\./g, '\\.'));
  157.   tm_manage();
  158. }
  159.  
  160. function tm_export() {
  161.   // remove everything except the list
  162.   var list = document.querySelectorAll('#grom-TitleManager, button, button+br, textarea, input, body>*:not(.item)');
  163.   for (var i = 0, j = list.length; i < j; i++) { list[i].parentNode.removeChild(list[i]); }
  164.   alert('=== Title Manager ===\n\nList prepared for export. You\'ll need to:\
  165.   \nSelect all text on the page (Ctrl-A) and copy it (Ctrl-C).\nThen paste that text anywhere you want, perhaps in a new file.')
  166. }
  167.  
  168. function tm_QuickMenu() {
  169.   var d = document,
  170.       box = d.createElement('div'),
  171.       isThere = $i('grom-TitleManager');
  172.   if (isThere) {
  173.     isThere.parentNode.removeChild(isThere);
  174.     return;
  175.   }
  176.   box.style = 'max-width:50em;margin:0 auto;padding:1em;text-align:center;border-top:3px solid;box-shadow:0 0 5px #999;';
  177.   box.id = 'grom-TitleManager';
  178.   box.innerHTML = '<style scoped>#tm-domain,#tm-find,#tm-with{width:100%;max-width:40em;float:right;}</style>\
  179. <h1 style="margin:initial;">Title Manager<input type="button" id="tm-close" value="X" style="float:right;" /></h1>\
  180. <p>Full title: "<strong>' + t + '</strong>"</p>\
  181. <p id="tm-error-notifier">Regex supported in "Search for" with single backslash <strong>\\</strong> as escaping character.</p>\
  182. <p>Domain: <input type="text" id="tm-domain" value="' + window.location.host.toLowerCase() + '" /></p>\
  183. <p>Search for: <input type="text" id="tm-find" value="' + t + '" /></p>\
  184. <p>Replace with: <input type="text" id="tm-with" value="" /></p>\
  185. <p><input type="button" id="tm-add" value="Add" /> or <input type="button" id="tm-add-regex" value="Add as regex" />\
  186.  &nbsp; &nbsp; &nbsp; <input type="button" id="tm-manage" value="View and manage all title rules" /></p>\
  187. <br /><br />';
  188.   if (d.body) d.body.appendChild(box);
  189.   else d.documentElement.appendChild(box);
  190.   box.scrollIntoView();
  191.   $i('tm-add')      .addEventListener('click', function() { tm_add('str','escape') });
  192.   $i('tm-add-regex').addEventListener('click', function() { tm_add('reg','noescape') });
  193.   $i('tm-manage')   .addEventListener('click', tm_manage);
  194.   $i('tm-close')    .addEventListener('click', tm_QuickMenu);
  195. }
  196.  
  197. GM_registerMenuCommand("Title Manager's menu", tm_QuickMenu);