293 lines
7.5 KiB
TypeScript
293 lines
7.5 KiB
TypeScript
import { VNode, defineComponent, h } from 'vue';
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import { MfmForest } from '@/../mfm/prelude';
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import { parse, parsePlain } from '@/../mfm/parse';
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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 { concat } from '@/../prelude/array';
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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 MkGoogle from '@/components/google.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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i: {
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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 ? parsePlain : parse)(this.text);
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const validTime = (t: string | null | undefined) => {
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if (t == null) 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: MfmForest) => concat(ast.map((token): VNode[] => {
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switch (token.node.type) {
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case 'text': {
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const text = token.node.props.text.replace(/(\r\n|\n|\r)/g, '\n');
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if (!this.plain) {
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const x = text.split('\n')
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.map(t => t == '' ? [h('br')] : [t, h('br')]);
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x[x.length - 1].pop();
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return x;
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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.node.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.node.props.name) {
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case 'tada': {
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style = `font-size: 150%;` + (this.$store.state.animatedMfm ? 'animation: tada 1s 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.node.props.args.speed) || '1s';
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style = (this.$store.state.animatedMfm ? `animation: mfm-rubberBand ${speed} linear infinite both;` : '');
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break;
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}
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case 'twitch': {
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const speed = validTime(token.node.props.args.speed) || '0.5s';
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style = this.$store.state.animatedMfm ? `animation: mfm-twitch ${speed} ease infinite;` : '';
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break;
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}
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case 'shake': {
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const speed = validTime(token.node.props.args.speed) || '0.5s';
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style = this.$store.state.animatedMfm ? `animation: mfm-shake ${speed} ease infinite;` : '';
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break;
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}
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case 'spin': {
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const direction =
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token.node.props.args.left ? 'reverse' :
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token.node.props.args.alternate ? 'alternate' :
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'normal';
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const anime =
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token.node.props.args.x ? 'mfm-spinX' :
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token.node.props.args.y ? 'mfm-spinY' :
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'mfm-spin';
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const speed = validTime(token.node.props.args.speed) || '1.5s';
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style = this.$store.state.animatedMfm ? `animation: ${anime} ${speed} linear infinite; animation-direction: ${direction};` : '';
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break;
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}
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case 'jump': {
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style = this.$store.state.animatedMfm ? 'animation: mfm-jump 0.75s linear infinite;' : '';
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break;
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}
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case 'bounce': {
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style = this.$store.state.animatedMfm ? 'animation: mfm-bounce 0.75s 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.node.props.args.h && token.node.props.args.v) ? 'scale(-1, -1)' :
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token.node.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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style = `font-size: 200%;`;
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break;
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}
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case 'x3': {
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style = `font-size: 400%;`;
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break;
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}
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case 'x4': {
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style = `font-size: 600%;`;
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break;
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}
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case 'font': {
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const family =
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token.node.props.args.serif ? 'serif' :
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token.node.props.args.monospace ? 'monospace' :
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token.node.props.args.cursive ? 'cursive' :
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token.node.props.args.fantasy ? 'fantasy' :
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token.node.props.args.emoji ? 'emoji' :
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token.node.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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}
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if (style == null) {
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return h('span', {}, ['[', token.node.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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style: 'opacity: 0.7;'
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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.node.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.node.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.node.props.host == null && this.author && this.author.host != null ? this.author.host : token.node.props.host) || host,
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username: token.node.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: this.isNote ? `/tags/${encodeURIComponent(token.node.props.hashtag)}` : `/explore/tags/${encodeURIComponent(token.node.props.hashtag)}`,
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style: 'color:var(--hashtag);'
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}, `#${token.node.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.node.props.code,
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lang: token.node.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.node.props.code,
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lang: token.node.props.lang,
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inline: true
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})];
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}
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case 'quote': {
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if (!this.nowrap) {
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return [h('div', {
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class: 'quote'
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}, genEl(token.children))];
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} else {
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return [h('span', {
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class: 'quote'
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}, genEl(token.children))];
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}
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}
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case 'emoji': {
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return [h(MkEmoji, {
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key: Math.random(),
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emoji: token.node.props.name ? `:${token.node.props.name}:` : token.node.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.node.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.node.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(MkGoogle, {
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key: Math.random(),
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q: token.node.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.node.type);
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return [];
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}
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}
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}));
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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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