2021-02-26 13:21:53 +00:00
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import { storeContent, restoreContent, forgetContent } from 'editor/storage'
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2021-02-25 22:29:14 +00:00
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import { isDirectChild, moveChildren, safeGetSelection, safeGetRangeAt, setAuxiliaryToolbar, parentBlockNames } from 'editor/utils'
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2021-02-12 22:18:48 +00:00
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import { types, getValidChildren, getType } from 'editor/types'
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2021-02-12 15:57:23 +00:00
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import { setupButtons as setupMarksButtons } from 'editor/types/marks'
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2021-02-12 22:18:48 +00:00
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import { setupButtons as setupBlocksButtons } from 'editor/types/blocks'
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import { setupButtons as setupParentBlocksButtons } from 'editor/types/parentBlocks'
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2021-02-13 01:14:36 +00:00
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import { setupAuxiliaryToolbar as setupLinkAuxiliaryToolbar } from 'editor/types/link'
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2021-02-14 16:01:41 +00:00
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import {
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setupAuxiliaryToolbar as setupMultimediaAuxiliaryToolbar,
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setupButtons as setupMultimediaButtons,
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} from 'editor/types/multimedia'
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2021-02-14 00:07:38 +00:00
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import { setupAuxiliaryToolbar as setupMarkAuxiliaryToolbar } from 'editor/types/mark'
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2021-02-12 15:57:23 +00:00
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// Esta funcion corrije errores que pueden haber como:
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// * que un nodo que no tiene 'text' permitido no tenga children (se les
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// inserta un allowedChildren[0])
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2021-02-25 22:29:14 +00:00
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// * que haya una imágen sin <figure> o que no esté como bloque (se ponen
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2021-02-12 15:57:23 +00:00
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// después del bloque en el que están como bloque de por si)
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2021-02-12 20:33:23 +00:00
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// * convierte <i> y <b> en <em> y <strong>
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2021-02-12 15:57:23 +00:00
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// Lo hace para que siga la estructura del documento y que no se borren por
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// cleanContent luego.
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function fixContent (editor: Editor, node: Element = editor.contentEl): void {
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2021-02-12 21:01:22 +00:00
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if (node.tagName === 'SCRIPT' || node.tagName === 'STYLE') {
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node.parentElement?.removeChild(node)
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return
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}
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2021-02-12 20:33:23 +00:00
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if (node.tagName === 'I') {
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const el = document.createElement('em')
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moveChildren(node, el, null)
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node.parentElement?.replaceChild(el, node)
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node = el
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}
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if (node.tagName === 'B') {
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const el = document.createElement('strong')
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moveChildren(node, el, null)
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node.parentElement?.replaceChild(el, node)
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node = el
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}
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2021-02-25 22:29:14 +00:00
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if (node instanceof HTMLImageElement) {
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node.dataset.multimediaInner = ''
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const figureEl = types.multimedia.create(editor)
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let targetEl = node.parentElement
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if (!targetEl) throw new Error('No encontré lx objetivo')
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while (true) {
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const type = getType(targetEl)
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if (!type) throw new Error('lx objetivo tiene tipo')
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if (type.type.allowedChildren.includes('multimedia')) break
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if (!targetEl.parentElement) throw new Error('No encontré lx objetivo')
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targetEl = targetEl.parentElement
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}
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let parentEl = [...targetEl.childNodes].find(
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el => el.contains(node)
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)
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if (!parentEl) throw new Error('no encontré lx pariente')
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const innerEl = figureEl.querySelector('[data-multimedia-inner]')
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if (!innerEl) throw new Error('Raro.')
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figureEl.replaceChild(node, innerEl)
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targetEl.insertBefore(figureEl, parentEl)
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node = figureEl
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}
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2021-02-12 15:57:23 +00:00
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const _type = getType(node)
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if (!_type) return
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const { typeName, type } = _type
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2021-02-14 16:01:41 +00:00
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if (type.allowedChildren !== 'ignore-children') {
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const sel = safeGetSelection(editor)
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const range = sel && safeGetRangeAt(sel)
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if (getValidChildren(node, type).length == 0) {
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if (typeof type.handleEmpty !== 'string') {
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const el = type.handleEmpty.create(editor)
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// mover cosas que pueden haber
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// por ejemplo: cuando convertís a un <ul>, queda texto fuera del li que
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// creamos acá
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moveChildren(node, el, null)
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node.appendChild(el)
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if (range?.intersectsNode(node))
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sel?.collapse(el)
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}
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}
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for (const child of node.childNodes) {
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if (!(child instanceof Element)) continue
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fixContent(editor, child)
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2021-02-12 15:57:23 +00:00
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}
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}
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}
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// Esta funcion hace que los elementos del editor sigan la estructura.
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// TODO: nos falta borrar atributos (style, y básicamente cualquier otra cosa)
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// Edge cases:
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// * no borramos los <br> por que se requieren para que los navegadores
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// funcionen bien al escribir. no se deberían mostrar de todas maneras
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function cleanContent (editor: Editor, node: Element = editor.contentEl): void {
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const _type = getType(node)
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if (!_type) {
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node.parentElement?.removeChild(node)
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return
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}
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const { type } = _type
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2021-02-14 16:01:41 +00:00
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if (type.allowedChildren !== 'ignore-children') {
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for (const child of node.childNodes) {
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if (child.nodeType === Node.TEXT_NODE
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&& !type.allowedChildren.includes('text')
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) {
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node.removeChild(child)
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continue
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}
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2021-02-12 15:57:23 +00:00
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2021-02-14 16:01:41 +00:00
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if (!(child instanceof Element)) continue
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2021-02-12 15:57:23 +00:00
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2021-02-14 16:01:41 +00:00
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const childType = getType(child)
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if (childType?.typeName === 'br') continue
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if (!childType || !type.allowedChildren.includes(childType.typeName)) {
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// XXX: esto extrae las cosas de adentro para que no sea destructivo
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moveChildren(child, node, child)
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node.removeChild(child)
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return
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}
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2021-02-12 15:57:23 +00:00
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2021-02-14 16:01:41 +00:00
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cleanContent(editor, child)
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}
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2021-02-12 15:57:23 +00:00
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2021-02-14 16:01:41 +00:00
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// solo contar children válido para ese nodo
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const validChildrenLength = getValidChildren(node, type).length
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2021-02-12 15:57:23 +00:00
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2021-02-14 16:01:41 +00:00
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const sel = safeGetSelection(editor)
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const range = sel && safeGetRangeAt(sel)
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if (type.handleEmpty === 'remove'
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&& validChildrenLength == 0
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//&& (!range || !range.intersectsNode(node))
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) {
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node.parentNode?.removeChild(node)
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return
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}
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2021-02-12 15:57:23 +00:00
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}
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}
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function routine (editor: Editor): void {
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try {
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fixContent(editor)
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cleanContent(editor)
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storeContent(editor)
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editor.htmlEl.value = editor.contentEl.innerHTML
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} catch (error) {
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console.error('Hubo un problema corriendo la rutina', editor, error)
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}
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}
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2021-02-13 01:14:36 +00:00
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export interface Editor {
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editorEl: HTMLElement,
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toolbarEl: HTMLElement,
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toolbar: {
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auxiliary: {
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mark: {
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parentEl: HTMLElement,
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colorEl: HTMLInputElement,
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},
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multimedia: {
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parentEl: HTMLElement,
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fileEl: HTMLInputElement,
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uploadEl: HTMLButtonElement,
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altEl: HTMLInputElement,
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2021-02-14 16:01:41 +00:00
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removeEl: HTMLButtonElement,
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2021-02-13 01:14:36 +00:00
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},
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link: {
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parentEl: HTMLElement,
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urlEl: HTMLInputElement,
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},
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},
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},
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contentEl: HTMLElement,
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wordAlertEl: HTMLElement,
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htmlEl: HTMLTextAreaElement,
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}
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function getSel<T extends Element>(parentEl: HTMLElement, selector: string): T {
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const el = parentEl.querySelector<T>(selector)
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if (!el) throw new Error(`No pude encontrar un componente \`${selector}\``)
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return el
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}
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2021-02-12 15:57:23 +00:00
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function setupEditor (editorEl: HTMLElement): void {
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// XXX: ¡Esto afecta a todo el documento! ¿Quizás usar un iframe para el editor?
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document.execCommand('defaultParagraphSeparator', false, 'p')
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const editor: Editor = {
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editorEl,
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2021-02-13 01:14:36 +00:00
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toolbarEl: getSel(editorEl, '.editor-toolbar'),
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toolbar: {
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auxiliary: {
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mark: {
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parentEl: getSel(editorEl, '[data-editor-auxiliary=mark]'),
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colorEl: getSel(editorEl, '[data-editor-auxiliary=mark] [name=mark-color]'),
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},
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multimedia: {
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parentEl: getSel(editorEl, '[data-editor-auxiliary=multimedia]'),
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fileEl: getSel(editorEl, '[data-editor-auxiliary=multimedia] [name=multimedia-file]'),
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uploadEl: getSel(editorEl, '[data-editor-auxiliary=multimedia] [name=multimedia-file-upload]'),
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altEl: getSel(editorEl, '[data-editor-auxiliary=multimedia] [name=multimedia-alt]'),
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2021-02-14 16:01:41 +00:00
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removeEl: getSel(editorEl, '[data-editor-auxiliary=multimedia] [name=multimedia-remove]'),
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2021-02-13 01:14:36 +00:00
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},
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link: {
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parentEl: getSel(editorEl, '[data-editor-auxiliary=link]'),
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urlEl: getSel(editorEl, '[data-editor-auxiliary=link] [name=link-url]'),
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},
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},
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},
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contentEl: getSel(editorEl, '.editor-content'),
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wordAlertEl: getSel(editorEl, '.editor-aviso-word'),
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htmlEl: getSel(editorEl, 'textarea'),
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2021-02-12 15:57:23 +00:00
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}
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console.debug('iniciando editor', editor)
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// Recuperar el contenido si hay algo guardado, si tuviéramos un campo
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// de última edición podríamos saber si el artículo fue editado
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// después o la versión local es la última.
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//
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// TODO: Preguntar si se lo quiere recuperar.
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restoreContent(editor)
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// Word alert
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editor.contentEl.addEventListener('paste', () => {
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editor.wordAlertEl.style.display = 'block'
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})
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// Setup routine listeners
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const observer = new MutationObserver(() => routine(editor))
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2021-02-13 01:14:36 +00:00
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observer.observe(editor.contentEl, {
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2021-02-12 15:57:23 +00:00
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childList: true,
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attributes: true,
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subtree: true,
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characterData: true,
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})
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document.addEventListener("selectionchange", () => routine(editor))
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2021-02-13 01:14:36 +00:00
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// Capture onClick
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editor.contentEl.addEventListener('click', event => {
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const target = event.target! as Element
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const type = getType(target)
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if (!type || !type.type.onClick) {
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setAuxiliaryToolbar(editor, null)
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const selectedEl = editor.contentEl.querySelector('[data-editor-selected]')
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if (selectedEl) delete (selectedEl as HTMLElement).dataset.editorSelected
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return true
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}
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type.type.onClick(editor, target)
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return false
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}, true)
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// Clean seleted
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const selectedEl = editor.contentEl.querySelector('[data-editor-selected]')
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if (selectedEl) delete (selectedEl as HTMLElement).dataset.editorSelected
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2021-02-12 15:57:23 +00:00
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// Setup botones
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setupMarksButtons(editor)
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setupBlocksButtons(editor)
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2021-02-12 22:18:48 +00:00
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setupParentBlocksButtons(editor)
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2021-02-14 16:01:41 +00:00
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setupMultimediaButtons(editor)
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2021-02-12 15:57:23 +00:00
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2021-02-13 01:14:36 +00:00
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setupLinkAuxiliaryToolbar(editor)
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2021-02-14 16:01:41 +00:00
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setupMultimediaAuxiliaryToolbar(editor)
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2021-02-14 00:07:38 +00:00
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setupMarkAuxiliaryToolbar(editor)
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2021-02-13 01:14:36 +00:00
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2021-02-12 15:57:23 +00:00
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// Finally...
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routine(editor)
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}
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document.addEventListener("turbolinks:load", () => {
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2021-02-26 13:21:53 +00:00
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const flash = document.querySelector<HTMLElement>('.js-flash')
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if (flash) {
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const keys = JSON.parse(flash.dataset.keys || '')
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switch (flash.dataset.target) {
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case 'editor':
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switch (flash.dataset.action) {
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case 'forget-content':
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keys.forEach(forgetContent)
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}
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}
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}
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2021-02-13 01:14:36 +00:00
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for (const editorEl of document.querySelectorAll<HTMLElement>('.editor[data-editor]')) {
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try {
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setupEditor(editorEl)
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} catch (error) {
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// TODO: mostrar error
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console.error('no se pudo iniciar el editor, error completo', error)
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}
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2021-02-12 15:57:23 +00:00
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}
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})
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