354 lines
9.4 KiB
TypeScript
354 lines
9.4 KiB
TypeScript
import { VNode, defineComponent, h } from 'vue';
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import * as mfm from 'mfm-js';
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import MkUrl from '@/components/global/url.vue';
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import MkLink from '@/components/link.vue';
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import MkMention from '@/components/mention.vue';
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import MkEmoji from '@/components/global/emoji.vue';
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import MkFormula from '@/components/formula.vue';
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import MkCode from '@/components/code.vue';
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import MkSearch from '@/components/mfm-search.vue';
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import MkSparkle from '@/components/sparkle.vue';
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import MkA from '@/components/global/a.vue';
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import { host } from '@/config';
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export default defineComponent({
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props: {
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text: {
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type: String,
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required: true,
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},
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plain: {
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type: Boolean,
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default: false,
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},
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nowrap: {
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type: Boolean,
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default: false,
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},
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author: {
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type: Object,
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default: null,
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},
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customEmojis: {
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required: false,
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},
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isNote: {
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type: Boolean,
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default: true,
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},
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},
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render() {
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if (this.text == null || this.text === '') return;
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const ast = (this.plain ? mfm.parseSimple : mfm.parse)(this.text);
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const validTime = (t: string | true) => {
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if (typeof t !== 'string') return null;
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return t.match(/^[0-9.]+s$/) ? t : null;
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};
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const genEl = (ast: mfm.MfmNode[]) => ast.map((token): VNode | VNode[] => {
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switch (token.type) {
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case 'plain':
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// for some reason `<plain>` is a token which just wraps a single text node
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token = token.children[0];
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// fallthrough
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case 'text': {
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const text = token.props.text.replace(/(\r\n|\n|\r)/g, '\n');
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if (!this.plain) {
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const res: VNode[] = [];
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for (const t of text.split('\n')) {
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res.push(h('br'));
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res.push(t);
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}
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res.shift();
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return res;
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} else {
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return text.replace(/\n/g, ' ');
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}
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}
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case 'bold': {
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return h('b', genEl(token.children));
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}
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case 'strike': {
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return h('del', genEl(token.children));
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}
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case 'italic': {
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return h('i', {
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style: 'font-style: oblique;',
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}, genEl(token.children));
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}
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case 'fn': {
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// TODO: CSSを文字列で組み立てていくと token.props.args.~~~ 経由でCSSインジェクションできるのでよしなにやる
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let style;
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switch (token.props.name) {
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case 'tada': {
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const speed = validTime(token.props.args.speed) || '1s';
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style = 'font-size: 150%;' + (this.$store.state.animatedMfm ? `animation: mfm-tada ${speed} linear infinite both;` : '');
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break;
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}
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case 'jelly': {
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const speed = validTime(token.props.args.speed) || '1s';
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style = (this.$store.state.animatedMfm ? `animation: mfm-rubberBand ${speed} linear infinite both;` : '');
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break;
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}
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case 'twitch': {
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const speed = validTime(token.props.args.speed) || '0.5s';
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style = this.$store.state.animatedMfm ? `animation: mfm-twitch ${speed} ease infinite;` : '';
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break;
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}
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case 'shake': {
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const speed = validTime(token.props.args.speed) || '0.5s';
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style = this.$store.state.animatedMfm ? `animation: mfm-shake ${speed} ease infinite;` : '';
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break;
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}
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case 'spin': {
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const direction =
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token.props.args.left ? 'reverse' :
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token.props.args.alternate ? 'alternate' :
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'normal';
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const anime =
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token.props.args.x ? 'mfm-spinX' :
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token.props.args.y ? 'mfm-spinY' :
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'mfm-spin';
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const speed = validTime(token.props.args.speed) || '1.5s';
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style = this.$store.state.animatedMfm ? `animation: ${anime} ${speed} linear infinite; animation-direction: ${direction};` : '';
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break;
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}
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case 'jump': {
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const speed = validTime(token.props.args.speed) || '0.75s';
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style = this.$store.state.animatedMfm ? `animation: mfm-jump ${speed} linear infinite;` : '';
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break;
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}
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case 'bounce': {
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const speed = validTime(token.props.args.speed) || '0.75s';
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style = this.$store.state.animatedMfm ? `animation: mfm-bounce ${speed} linear infinite; transform-origin: center bottom;` : '';
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break;
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}
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case 'flip': {
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const transform =
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(token.props.args.h && token.props.args.v) ? 'scale(-1, -1)' :
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token.props.args.v ? 'scaleY(-1)' :
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'scaleX(-1)';
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style = `transform: ${transform};`;
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break;
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}
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case 'x2': {
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return h('span', {
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class: 'mfm-x2'
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}, genEl(token.children));
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}
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case 'x3': {
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return h('span', {
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class: 'mfm-x3'
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}, genEl(token.children));
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}
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case 'x4': {
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return h('span', {
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class: 'mfm-x4'
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}, genEl(token.children));
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}
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case 'font': {
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const family =
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token.props.args.serif ? 'serif' :
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token.props.args.monospace ? 'monospace' :
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token.props.args.cursive ? 'cursive' :
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token.props.args.fantasy ? 'fantasy' :
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token.props.args.emoji ? 'emoji' :
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token.props.args.math ? 'math' :
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null;
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if (family) style = `font-family: ${family};`;
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break;
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}
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case 'blur': {
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return h('span', {
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class: '_mfm_blur_',
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}, genEl(token.children));
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}
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case 'rainbow': {
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const speed = validTime(token.props.args.speed) || '1s';
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style = this.$store.state.animatedMfm ? `animation: mfm-rainbow ${speed} linear infinite;` : '';
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break;
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}
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case 'sparkle': {
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if (!this.$store.state.animatedMfm) {
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return genEl(token.children);
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}
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return h(MkSparkle, {}, genEl(token.children));
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}
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case 'rotate': {
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const degrees = (typeof token.props.args.deg === 'string' ? parseInt(token.props.args.deg) : null) || '90';
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style = `transform: rotate(${degrees}deg); transform-origin: center center;`;
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break;
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}
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case 'position': {
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const x = parseFloat(token.props.args.x ?? '0');
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const y = parseFloat(token.props.args.y ?? '0');
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style = `transform: translate(${x}em, ${y}em);`;
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break;
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}
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case 'scale': {
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const x = Math.min(parseFloat(token.props.args.x ?? '1'), 5);
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const y = Math.min(parseFloat(token.props.args.y ?? '1'), 5);
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style = `transform: scale(${x}, ${y});`;
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break;
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}
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case 'fg': {
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let color = token.props.args.color ?? 'f00';
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if (!/^([0-9a-f]{3}){1,2}$/i.test(color)) color = 'f00';
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style = `color: #${color};`;
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break;
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}
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case 'bg': {
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let color = token.props.args.color ?? '0f0';
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if (!/^([0-9a-f]{3}){1,2}$/i.test(color)) color = '0f0';
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style = `background-color: #${color};`;
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break;
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}
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case 'small': {
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return h('small', {
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class: '_mfm_small_'
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}, genEl(token.children));
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}
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case 'center': {
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return h('div', {
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style: 'text-align:center;',
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}, genEl(token.children));
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}
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}
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if (style == null) {
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return h('span', {}, ['$[', token.props.name, ' ', ...genEl(token.children), ']']);
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} else {
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return h('span', {
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style: 'display: inline-block;' + style,
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}, genEl(token.children));
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}
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}
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case 'small': {
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return h('small', {
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class: '_mfm_small_'
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}, genEl(token.children));
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}
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case 'center': {
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return h('div', {
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style: 'text-align:center;',
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}, genEl(token.children));
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}
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case 'url': {
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return h(MkUrl, {
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key: Math.random(),
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url: token.props.url,
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rel: 'nofollow noopener',
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});
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}
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case 'link': {
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return h(MkLink, {
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key: Math.random(),
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url: token.props.url,
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rel: 'nofollow noopener',
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}, genEl(token.children));
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}
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case 'mention': {
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return h(MkMention, {
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key: Math.random(),
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host: (token.props.host == null && this.author && this.author.host != null ? this.author.host : token.props.host) || host,
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username: token.props.username,
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});
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}
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case 'hashtag': {
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return h(MkA, {
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key: Math.random(),
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to: `/tags/${encodeURIComponent(token.props.hashtag)}`,
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style: 'color:var(--hashtag);',
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}, `#${token.props.hashtag}`);
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}
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case 'blockCode': {
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return h(MkCode, {
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key: Math.random(),
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code: token.props.code,
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lang: token.props.lang,
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});
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}
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case 'inlineCode': {
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return h(MkCode, {
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key: Math.random(),
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code: token.props.code,
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inline: true,
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});
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}
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case 'quote': {
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return h(this.nowrap ? 'span' : 'div', {
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class: 'quote',
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}, genEl(token.children));
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}
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case 'emojiCode': {
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return h(MkEmoji, {
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key: Math.random(),
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emoji: `:${token.props.name}:`,
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customEmojis: this.customEmojis,
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normal: this.plain,
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});
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}
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case 'unicodeEmoji': {
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return h(MkEmoji, {
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key: Math.random(),
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emoji: token.props.emoji,
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customEmojis: this.customEmojis,
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normal: this.plain,
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});
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}
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case 'mathInline': {
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return h(MkFormula, {
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key: Math.random(),
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formula: token.props.formula,
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block: false,
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});
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}
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case 'mathBlock': {
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return h(MkFormula, {
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key: Math.random(),
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formula: token.props.formula,
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block: true,
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});
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}
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case 'search': {
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return h(MkSearch, {
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key: Math.random(),
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q: token.props.query,
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});
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}
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default: {
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console.error('unrecognized ast type:', token.type);
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return [];
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}
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}
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}).flat();
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// Parse ast to DOM
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return h('span', genEl(ast));
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},
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});
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