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40 lines
1.4 KiB
JavaScript
40 lines
1.4 KiB
JavaScript
/**
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* Copyright 2024 Google LLC
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*
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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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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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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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var fs = require('fs');
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module.exports = function(source) {
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// Set this loader to cacheable
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this.cacheable();
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// Whitelist files in the current project
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var whitelisted_folders = [this.options.context];
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// Whitelist files from the SDK-appended search paths
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whitelisted_folders = whitelisted_folders.concat(this.options.resolve.root);
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// Iterate over whitelisted file paths
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for (var i=0; i<whitelisted_folders.length; i++) {
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// If resource file is from a whitelisted path, return source
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if (~this.resourcePath.indexOf(fs.realpathSync(whitelisted_folders[i]))) {
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return source;
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}
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}
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// If the resource file is not from a whitelisted path, emit an error and fail the build
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this.emitError("Requiring a file outside of the current project folder is not permitted.");
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return "";
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};
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