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82 lines
2.6 KiB
JavaScript
82 lines
2.6 KiB
JavaScript
/*
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Copyright 2019 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import EMOJIBASE from 'emojibase-data/en/compact.json';
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export const VARIATION_SELECTOR = String.fromCharCode(0xFE0F);
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// The unicode is stored without the variant selector
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const UNICODE_TO_EMOJI = new Map(); // not exported as gets for it are handled by getEmojiFromUnicode
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export const EMOTICON_TO_EMOJI = new Map();
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export const SHORTCODE_TO_EMOJI = new Map();
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export const getEmojiFromUnicode = unicode => UNICODE_TO_EMOJI.get(unicode.replace(VARIATION_SELECTOR, ""));
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const EMOJIBASE_GROUP_ID_TO_CATEGORY = [
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"people", // smileys
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"people", // actually people
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"control", // modifiers and such, not displayed in picker
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"nature",
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"foods",
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"places",
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"activity",
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"objects",
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"symbols",
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"flags",
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];
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export const DATA_BY_CATEGORY = {
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"people": [],
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"nature": [],
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"foods": [],
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"places": [],
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"activity": [],
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"objects": [],
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"symbols": [],
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"flags": [],
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};
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// Store various mappings from unicode/emoticon/shortcode to the Emoji objects
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EMOJIBASE.forEach(emoji => {
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if (emoji.unicode.includes(VARIATION_SELECTOR)) {
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// Clone data into variation-less version
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emoji = Object.assign({}, emoji, {
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unicode: emoji.unicode.replace(VARIATION_SELECTOR, ""),
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});
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}
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const categoryId = EMOJIBASE_GROUP_ID_TO_CATEGORY[emoji.group];
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if (DATA_BY_CATEGORY.hasOwnProperty(categoryId)) {
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DATA_BY_CATEGORY[categoryId].push(emoji);
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}
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// This is used as the string to match the query against when filtering emojis
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emoji.filterString = `${emoji.annotation}\n${emoji.shortcodes.join('\n')}}\n${emoji.emoticon || ''}`.toLowerCase();
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// Add mapping from unicode to Emoji object
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UNICODE_TO_EMOJI.set(emoji.unicode, emoji);
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if (emoji.emoticon) {
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// Add mapping from emoticon to Emoji object
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EMOTICON_TO_EMOJI.set(emoji.emoticon, emoji);
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}
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if (emoji.shortcodes) {
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// Add mapping from each shortcode to Emoji object
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emoji.shortcodes.forEach(shortcode => {
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SHORTCODE_TO_EMOJI.set(shortcode, emoji);
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});
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}
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});
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