git.iko.soy/webring
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webring/scripts/wiki.js
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1'use strict'
3function Wiki (sites) {
4 const feeds = {}
5 this.sites = sites
6 this._el = document.createElement('div')
7 this._el.id = 'wiki'
8 this._sidebar = document.createElement('div')
9 this._sidebar.id = 'sidebar'
10 this._categories = document.createElement('ul')
11 this._categories.id = 'categories'
12 this._entry = document.createElement('div')
13 this._entry.id = 'entry'
15 this._footer = document.createElement('p')
16 this._footer.id = 'footer'
17 this._footer.innerHTML = `The <strong>Wiki</strong> is a decentralized encyclopedia, to join the conversation, add a <a href="https://github.com/XXIIVV/webring#joining-the-wiki">wiki:</a> field to your entry in the <a href="https://github.com/XXIIVV/Webring/">webring</a>.`
19 this.loc = ''
20 this.byName = {}
21 this.byCat = {}
22 this.byAuthor = {}
24 this.install = (host) => {
25 this._el.appendChild(this._entry)
26 this._sidebar.appendChild(this._categories)
27 this._el.appendChild(this._sidebar)
28 this._el.appendChild(this._footer)
29 host.appendChild(this._el)
30 this.fetch()
31 }
33 this.start = () => {
34 this._entry.innerHTML = 'Loading..'
35 }
37 this.refresh = () => {
38 // Main
39 if (this.loc) {
40 if (this.byCat[this.loc]) {
41 const formatHtml = (entries, entry) => `${entries} ${this.templateTerm(entry.name, this.byName[entry.name])}<br />`
42 const html = this.byCat[this.loc].reduce(formatHtml, '')
43 this._entry.innerHTML = html
44 } else if (this.byName[this.loc]) {
45 const html = `${this.templateTerm(this.loc, this.byName[this.loc])}<br />${this.templateRelated(this.loc)}`
46 this._entry.innerHTML = html
47 } else {
48 const html = `Unknown: ${this.loc}. Retun <a href='#'>home</a>, or try a <a href='${this.random()}'>random page</a>.`
49 this._entry.innerHTML = html
50 }
51 } else {
52 this._entry.innerHTML = `Click a /topic to get started, or try a <a href='#${this.random()}'>random page</a>.<br />The wiki contains ${Object.keys(this.byName).length} terms, in ${Object.keys(this.byCat).length} categories, by ${Object.keys(this.byAuthor).length} authors.`
53 }
54 // Sidebar
55 this._categories.innerHTML = Object.keys(this.byCat).reduce((acc, id) =>
56 { return this.byCat[id].length > 5
57 ? `${acc}<li ${wiki.at(id) ? 'class="selected"' : ''}>
58 <a href='#${id}' data-msgs='${this.byCat[id].length}'>${id}</a>
59 </li>`
60 : acc
61 } , `<li ${wiki.at() ? 'class="selected"' : ''}>
62 <a href='#' data-msgs='${Object.keys(this.byName).length}'>home</a>
63 </li>`
64 )
65 }
67 this.go = () => {
68 this.loc = decodeURIComponent( window.location.hash.substr(1) ).toUpperCase()
69 this.refresh()
70 }
72 this.at = (q = '') => {
73 return this.loc.toUpperCase() === q.toUpperCase() || (this.cat(this.loc).toUpperCase() === q.toUpperCase() && q !== '')
74 }
76 this.random = () => {
77 const keys = Object.keys(this.byCat)
78 return keys[Math.floor(Math.random() * keys.length)]
79 }
81 this.related = (name) => {
82 return this.byCat[this.cat(name)]
83 }
85 this.cat = (name) => {
86 return this.byName[name] ? this.byName[name][0].cat : ''
87 }
89 this.templateRelated = (name) => {
90 const relatedWords = this.related(name)
91 const html = `<ul class='col3'>${relatedWords.reduce( (acc, item, id) =>
92 { return `${acc}<li ${wiki.at(item.name) ? 'class="selected"' : ''}>
93 <a href='#${item.name.toLowerCase()}'>${item.name.toLowerCase()}</a>
94 </li>`
95 }, '') }
96 </ul>`
97 return html
98 }
100 this.templateTerm = (name, entries) => {
101 const formatEntry = (acc, entry) => {
102 if (typeof entry.value === 'string') {
103 return `${acc}<li>${entry.value}<a class='author' target='_blank' href='${entry.origin.url}'> — @${entry.origin.author}</a></li>`
104 } else {
105 const listItems = entry.value.reduce((items, item) => `${items}<li>${item}</li>`, '')
106 return `${acc}<li><ul>${listItems}<a class='author' target='_blank' href='${entry.origin.url}'> — @${entry.origin.author}</a></ul></li>`
107 }
108 }
110 const htmlEntries = entries.reduce(formatEntry, '')
111 return `<ul class="term"><li class="name"><strong>${name.toLowerCase()}</strong></li>${htmlEntries}</ul>`
112 }
114 this.fetch = () => {
115 console.log('Wiki', 'Fetching..')
116 for (const site of sites) {
117 if (!site.wiki || !site.author) { continue }
118 fetch(site.wiki, { cache: 'no-store' }).then(x => x.text()).then((content) => {
119 this.parse(site, content)
120 this.refresh(feeds)
121 }).catch((err) => {
122 console.warn(`${site.wiki}`, err)
123 })
124 }
125 }
127 this.add = (name, value, cat, origin) => {
128 this.byName[name] = this.byName[name] || []
129 this.byName[name].push({ name, value, cat, origin })
131 this.byCat[cat] = this.byCat[cat] || []
132 this.byCat[cat].push({ name, value, cat, origin })
134 this.byAuthor[origin.author] = this.byAuthor[origin.author] || []
135 this.byAuthor[origin.author].push({ name, value, cat, origin })
136 }
138 this.parse = (site, content) => {
139 console.log('Wiki', 'Parsing ' + site.wiki)
140 const cats = indental(content)
141 for (const cat in cats) {
142 const terms = cats[cat]
143 for (const name in terms) {
144 this.add(name, terms[name], cat, site)
145 }
146 }
147 }
149 String.prototype.toUrl = function () { return this.toLowerCase().replace(/ /g, '+').replace(/[^0-9a-z+:\-./~]/gi, '').trim() }
151 window.onload = this.go
152 window.onhashchange = this.go