95 lines
2.9 KiB
TypeScript
95 lines
2.9 KiB
TypeScript
/*
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* MIT License
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*
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* Copyright (c) 2015 Rishi Ghan
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*
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The MIT License (MIT)
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Copyright (c) 2015 Rishi Ghan
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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/*
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* Revision History:
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* Initial: 2021/07/29 Rishi Ghan
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*/
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import { each, isNull } from "lodash";
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import stringSimilarity from "string-similarity";
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import https from "https";
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import { createWriteStream } from "fs";
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import path from "path";
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import { calculateLevenshteinDistance } from "./imagetransformation.utils";
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export const matchScorer = (searchMatches, searchQuery, rawFileDetails) => {
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// 1. Check if it exists in the db (score: 0)
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// 2. Check if issue name matches strongly (score: ++)
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// 3. Check if issue number matches strongly (score: ++)
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// 4. Check if issue covers hash match strongly (score: +++)
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// 5. Check if issue year matches strongly (score: +)
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each(searchMatches, (match, idx) => {
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// Check for the issue name match
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if (
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!isNull(searchQuery.issue.searchParams.searchTerms.name) &&
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!isNull(match.name)
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) {
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const issueNameScore = stringSimilarity.compareTwoStrings(
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searchQuery.issue.searchParams.searchTerms.name,
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match.name
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);
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match.score = issueNameScore;
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}
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// Issue number matches
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if (
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!isNull(searchQuery.issue.searchParams.searchTerms.number) &&
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!isNull(match.issue_number)
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) {
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if (
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parseInt(
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searchQuery.issue.searchParams.searchTerms.number,
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10
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) === parseInt(match.issue_number, 10)
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) {
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match.score += 1;
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}
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}
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// Cover image hash match
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const fileName = match.id + "_" + rawFileDetails.name;
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https.get(match.image.small_url, (response) => {
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const fileStream = response.pipe(
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createWriteStream(`./userdata/temporary/${fileName}`)
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);
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fileStream.on("finish", async () => {
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const levenshteinDistance = await calculateLevenshteinDistance(
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fileName,
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path.resolve(`./userdata/temporary/${fileName}`)
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);
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});
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});
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return match;
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});
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return searchMatches;
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};
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