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Wikimedia Commons upload page: near Categories input - set previous clickable categories

Useful to see previous categories that you used

  1. // ==UserScript==
  2. // @name         Wikimedia Commons upload page: near Categories input - set previous clickable categories
  3. // @namespace    http://greasyfork.org/
  4. // @version      1.3
  5. // @author       Vitaly Zdanevich
  6. // @match        https://commons.wikimedia.org/wiki/Special:UploadWizard
  7. // @match        https://commons.wikimedia.org/w/index.php?title=Special:UploadWizard*
  8. // @supportURL   https://gitlab.com/vitaly-zdanevich-userscripts/commonsUploadSetPrevCategories
  9. // @description  Useful to see previous categories that you used
  10. // @license MIT
  11. // ==/UserScript==
  12.  
  13. // TODO publish to Commons userscript (userscript of another type)
  14.  
  15. (function() {
  16. 	const parent = document.getElementById('upload-wizard')
  17. 	const config = { attributes: true, childList: false, subtree: true }
  18. 	const observer = new MutationObserver(_ => {
  19.  
  20. 	if (!setPreviousCategories.isStarted && document.querySelector('.oo-ui-draggableGroupElement') && !document.querySelector('#prevCats'))
  21. 			setPreviousCategories()
  22. 	})
  23.  
  24. 	function setPreviousCategories() {
  25. 		setPreviousCategories.isStarted = true
  26.  
  27. 		// https://www.mediawiki.org/wiki/API:Usercontribs
  28. 		fetch(`https://commons.wikimedia.org/w/api.php?action=query&list=usercontribs&uclimit=1&ucuser=${mw.user.getName()}&format=json`)
  29. 			.then(resp => resp.json())
  30. 			.then(j => {
  31. 				const filename = j['query']['usercontribs'][0]['title']
  32. 				// https://www.mediawiki.org/w/api.php?action=help&modules=query:categories
  33. 				fetch(`https://commons.wikimedia.org/w/api.php?action=query&format=json&prop=categories&meta=&titles=${filename}&formatversion=2&clshow=!hidden`)
  34. 					.then(resp => resp.json())
  35. 					.then(j => {
  36. 						const cats = j['query']['pages'][0]['categories']
  37. 							.reduce(reducer, [])
  38.  
  39. 						const a = document.createElement('a')
  40. 						a.id = 'prevCats'
  41. 						a.innerText = 'Previous:\n'
  42. 						a.href = '//commons.wikimedia.org/wiki/' + filename
  43. 						document.querySelector('.oo-ui-draggableGroupElement').append(a, ...cats)
  44.  
  45. 						setPreviousCategories.isStarted = false
  46. 					})
  47. 			})
  48. 	}
  49.  
  50. 	observer.observe(parent, config)
  51.  
  52. })()
  53.  
  54. function reducer(acc, cur) {
  55. 	const div = document.createElement('div')
  56. 	const a = document.createElement('a')
  57. 	a.innerText = cur['title'].replace('Category:', '')
  58. 	a.href = '//commons.wikimedia.org/wiki/' + cur['title']
  59.  
  60. 	const copy = document.createElement('span')
  61. 	copy.innerText = '📋'
  62. 	copy.style = 'cursor: pointer; margin-left: 10px'
  63.  
  64. 	copy.onclick = function() {
  65. 		this.remove()
  66. 		navigator.clipboard.writeText(a.innerText)
  67. 	}
  68.  
  69. 	div.appendChild(a)
  70. 	div.appendChild(copy)
  71.  
  72. 	acc.push(div)
  73. 	return acc
  74. }