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const _ = require('lodash');
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const Debug = require('../../helper/debug');
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const debugLog = new Debug('controller:predicates:is_request_sources_only_whosonfirst');
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const stackTraceLine = require('../../helper/stackTraceLine');
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// returns true IFF 'whosonfirst' is the only requested source
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module.exports = (req, res) => {
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const is_request_sources_only_whosonfirst = _.isEqual(
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_.get(req, 'clean.sources', []),
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['whosonfirst']
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);
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debugLog.push(req, () => ({
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reply: is_request_sources_only_whosonfirst,
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stack_trace: stackTraceLine()
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}));
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return is_request_sources_only_whosonfirst;
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};
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