52 lines
1.9 KiB
JavaScript
52 lines
1.9 KiB
JavaScript
/*
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Copyright 2021 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 {readFileSync, mkdirSync, writeFileSync} from "fs";
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import {resolve} from "path";
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import {h32} from "xxhashjs";
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import {getColoredSvgString} from "../../src/platform/web/theming/shared/svg-colorizer.mjs";
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function createHash(content) {
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const hasher = new h32(0);
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hasher.update(content);
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return hasher.digest();
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}
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/**
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* Builds a new svg with the colors replaced and returns its location.
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* @param {string} svgLocation The location of the input svg file
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* @param {string} primaryColor Primary color for the new svg
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* @param {string} secondaryColor Secondary color for the new svg
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*/
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export function buildColorizedSVG(svgLocation, primaryColor, secondaryColor) {
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const svgCode = readFileSync(svgLocation, { encoding: "utf8"});
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const coloredSVGCode = getColoredSvgString(svgCode, primaryColor, secondaryColor);
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const fileName = svgLocation.match(/.+[/\\](.+\.svg)/)[1];
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const outputName = `${fileName.substring(0, fileName.length - 4)}-${createHash(coloredSVGCode)}.svg`;
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const outputPath = resolve(__dirname, "../../.tmp");
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try {
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mkdirSync(outputPath);
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}
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catch (e) {
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if (e.code !== "EEXIST") {
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throw e;
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}
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}
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const outputFile = `${outputPath}/${outputName}`;
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writeFileSync(outputFile, coloredSVGCode);
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return outputFile;
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}
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