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feat: extract rehypeConfluence (#3)
1 parent c199229 commit 6473952

5 files changed

Lines changed: 105 additions & 101 deletions

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‎.changeset/cold-spies-fold.md‎

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---
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"cf-cleaner": patch
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---
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feat: extract rehypeConfluence

‎.changeset/wet-boxes-talk.md‎

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---
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'cf-cleaner': patch
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---
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feat: first blood, should just work

‎package.json‎

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@@ -15,8 +15,11 @@
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"main": "./lib/index.cjs",
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"module": "./lib/index.js",
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"exports": {
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"import": "./lib/index.js",
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"require": "./lib/index.cjs"
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".": {
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"import": "./lib/index.js",
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"require": "./lib/index.cjs"
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},
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"./lib/rehype-confluence": "./lib/rehype-confluence.js"
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},
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"types": "lib",
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"files": [

‎src/index.ts‎

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@@ -1,110 +1,12 @@
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import { URL } from 'url'
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import type { Element, Root } from 'hast'
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import rehypeFormat from 'rehype-format'
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import rehypeParse from 'rehype-parse'
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import rehypePresetMinify from 'rehype-preset-minify'
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import rehypeStringify from 'rehype-stringify'
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import { unified } from 'unified'
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import type { MinimalDuplex } from 'unified-stream'
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import { stream } from 'unified-stream'
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import { remove } from 'unist-util-remove'
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import { visit } from 'unist-util-visit'
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const CLASSNAME_MAPPER = {
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'toc-macro': 'toc',
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'hide-toolbar': 'expandable',
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'confluence-information-macro': 'alert',
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code: 'code',
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panel: 'panel',
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panelHeader: 'panel-header',
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panelContent: 'panel-content',
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confluenceTd: 'border-td',
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confluenceTh: 'border-th',
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}
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// eslint-disable-next-line sonarjs/cognitive-complexity
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export const rehypeConfluence = () => (root: Root) => {
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remove(
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root,
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node =>
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node.type === 'element' &&
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(['style', 'script'].includes(node.tagName) ||
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(node.properties?.className as string[] | undefined)?.some(className =>
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['aui-icon', 'hide-border-bottom', 'hidden'].includes(className),
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)),
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)
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remove(root, node => {
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if (node.type === 'element' && node.tagName === 'p') {
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return node.children.every(item => {
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if (item.type === 'text') {
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return !item.value.trim()
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}
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return false
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})
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}
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})
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visit(
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root,
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node => node.type === 'element' && !!(node as Element).properties,
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_el => {
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const properties = (_el as Element).properties!
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for (const key of Object.keys(properties)) {
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switch (key) {
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case 'className': {
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const className = properties.className as string[]
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properties.className = className
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// eslint-disable-next-line array-callback-return
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.map(name => {
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if (name in CLASSNAME_MAPPER) {
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return CLASSNAME_MAPPER[name as keyof typeof CLASSNAME_MAPPER]
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}
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if (name.startsWith('confluence-information-macro-')) {
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return name.replace('confluence-information-macro-', 'alert-')
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}
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})
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.filter(Boolean) as string[]
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if (properties.className.length === 0) {
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delete properties.className
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}
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if (properties.style) {
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delete properties.style
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}
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break
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}
79-
case 'dataSyntaxhighlighterParams': {
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const params = properties[key] as string
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const matched = /brush:\s*([^;]+);/.exec(params)
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const lang = matched?.[1]
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if (lang) {
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properties.className = ['language-' + lang]
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}
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delete properties[key]
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break
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}
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case 'href': {
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const href = properties.href as string
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const url = new URL(href)
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const matched = /\?pageId=(\d+)/.exec(url.search)
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if (matched) {
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properties.href = '/knowledge/' + matched[1] + url.hash
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}
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break
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}
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default: {
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if (key.startsWith('data')) {
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delete properties[key]
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}
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}
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}
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}
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},
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)
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}
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import { rehypeConfluence } from './rehype-confluence'
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const getProcessor = (minify?: boolean | undefined) => {
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let processor = unified()

‎src/rehype-confluence.ts‎

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@@ -0,0 +1,89 @@
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import type { Element, Root } from 'hast'
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import { remove } from 'unist-util-remove'
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import { visit } from 'unist-util-visit'
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5+
const CLASSNAME_MAPPER = {
6+
'toc-macro': 'toc',
7+
'hide-toolbar': 'expandable',
8+
'confluence-information-macro': 'alert',
9+
code: 'code',
10+
panel: 'panel',
11+
panelHeader: 'panel-header',
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panelContent: 'panel-content',
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confluenceTd: 'border-td',
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confluenceTh: 'border-th',
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}
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17+
// eslint-disable-next-line sonarjs/cognitive-complexity
18+
export const rehypeConfluence = () => (root: Root) => {
19+
remove(
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root,
21+
node =>
22+
node.type === 'element' &&
23+
(['style', 'script'].includes(node.tagName) ||
24+
(node.properties?.className as string[] | undefined)?.some(className =>
25+
['aui-icon', 'hide-border-bottom', 'hidden'].includes(className),
26+
)),
27+
)
28+
29+
remove(root, node => {
30+
if (node.type === 'element' && node.tagName === 'p') {
31+
return node.children.every(item => {
32+
if (item.type === 'text') {
33+
return !item.value.trim()
34+
}
35+
36+
return item.type === 'element' && item.tagName === 'br'
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})
38+
}
39+
})
40+
41+
visit(
42+
root,
43+
node => node.type === 'element' && !!(node as Element).properties,
44+
_el => {
45+
const properties = (_el as Element).properties!
46+
for (const key of Object.keys(properties)) {
47+
switch (key) {
48+
case 'className': {
49+
const className = properties.className as string[]
50+
properties.className = className
51+
// eslint-disable-next-line array-callback-return
52+
.map(name => {
53+
if (name in CLASSNAME_MAPPER) {
54+
return CLASSNAME_MAPPER[name as keyof typeof CLASSNAME_MAPPER]
55+
}
56+
57+
if (name.startsWith('confluence-information-macro-')) {
58+
return name.replace('confluence-information-macro-', 'alert-')
59+
}
60+
})
61+
.filter(Boolean) as string[]
62+
if (properties.className.length === 0) {
63+
delete properties.className
64+
}
65+
if (properties.style) {
66+
delete properties.style
67+
}
68+
break
69+
}
70+
case 'dataSyntaxhighlighterParams': {
71+
const params = properties[key] as string
72+
const matched = /brush:\s*([^;]+);/.exec(params)
73+
const lang = matched?.[1]
74+
if (lang) {
75+
properties.className = ['language-' + lang]
76+
}
77+
delete properties[key]
78+
break
79+
}
80+
default: {
81+
if (key.startsWith('data')) {
82+
delete properties[key]
83+
}
84+
}
85+
}
86+
}
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},
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)
89+
}

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