60 lines
1.6 KiB
JavaScript
60 lines
1.6 KiB
JavaScript
import { Plugin } from 'prosemirror-state'
|
|
import { Slice, Fragment } from 'prosemirror-model'
|
|
|
|
export default function (regexp, type, getAttrs) {
|
|
|
|
const handler = (fragment, parent) => {
|
|
const nodes = []
|
|
|
|
fragment.forEach(child => {
|
|
if (child.isText) {
|
|
const { text, marks } = child
|
|
let pos = 0
|
|
let match
|
|
|
|
const isLink = !!marks.filter(x => x.type.name === 'link')[0]
|
|
|
|
// eslint-disable-next-line
|
|
while (!isLink && (match = regexp.exec(text)) !== null) {
|
|
if (parent && parent.type.allowsMarkType(type) && match[1]) {
|
|
const start = match.index
|
|
const end = start + match[0].length
|
|
const textStart = start + match[0].indexOf(match[1])
|
|
const textEnd = textStart + match[1].length
|
|
const attrs = getAttrs instanceof Function ? getAttrs(match) : getAttrs
|
|
|
|
// adding text before markdown to nodes
|
|
if (start > 0) {
|
|
nodes.push(child.cut(pos, start))
|
|
}
|
|
|
|
// adding the markdown part to nodes
|
|
nodes.push(child
|
|
.cut(textStart, textEnd)
|
|
.mark(type.create(attrs)
|
|
.addToSet(child.marks)))
|
|
|
|
pos = end
|
|
}
|
|
}
|
|
|
|
// adding rest of text to nodes
|
|
if (pos < text.length) {
|
|
nodes.push(child.cut(pos))
|
|
}
|
|
} else {
|
|
nodes.push(child.copy(handler(child.content, child)))
|
|
}
|
|
})
|
|
|
|
return Fragment.fromArray(nodes)
|
|
}
|
|
|
|
return new Plugin({
|
|
props: {
|
|
transformPasted: slice => new Slice(handler(slice.content), slice.openStart, slice.openEnd),
|
|
},
|
|
})
|
|
|
|
}
|