mirror of
https://gitlab.com/Thoscellen/Wallset.git
synced 2025-05-31 19:04:51 +02:00
78 lines
2.3 KiB
JavaScript
78 lines
2.3 KiB
JavaScript
const fs = require("fs");
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const path = require("path");
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const iptc = require("node-iptc");
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const { exit } = require("process");
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// Fetch envs to target the right folder
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const slug = process.env["PACKAGE_NAME"];
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const root = process.env["ENTRY_FOLDER"];
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if (!slug || !root) exit(1);
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let workingDirectory = path.join(root, slug);
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// extract metadata from them
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fs.readdir(workingDirectory, (err, files) => {
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if (err) { throw err }; // If IO error, exit with an error message
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// If there is already a theme.json silentely exit and let mocha running afterwards
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if (files.find(file => path.extname(file) == '.json')) exit(0);
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// construct a JSON object
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let theme = new Object();
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theme.dayImageList = [];
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theme.nightImageList = [];
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theme.sunsetImageList = [];
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theme.sunriseImageList = [];
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// iterate each files
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files.filter(file => path.extname(file) == '.jpg').forEach(image => {
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buffer = fs.readFileSync(path.join(workingDirectory, image));
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// extract metadata
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let metadata = iptc(buffer);
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theme.imageFilename ||= metadata.special_instructions + "_*" + path.extname(image);
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theme.imageCredits ||= metadata.copyright_notice;
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theme.displayName ||= metadata.headline;
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// explore categories to find if image is dayHighlight or nightHighlight
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metadata.supplemental_categories?.forEach(cat => {
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switch (cat) {
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case "dayHighlight":
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theme.dayHighlight ||= parseInt(metadata.original_transmission_reference);
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break;
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case "nightHighlight":
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theme.nightHighlight ||= parseInt(metadata.original_transmission_reference);
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break;
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default:
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break;
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}
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});
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switch (metadata.category) {
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case "day":
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theme.dayImageList.push(parseInt(metadata.original_transmission_reference));
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break;
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case "night":
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case "nig":
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theme.nightImageList.push(parseInt(metadata.original_transmission_reference));
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break;
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case "sunset":
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case "twilight":
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case "twi":
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theme.sunsetImageList.push(parseInt(metadata.original_transmission_reference));
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break;
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case "sunrise":
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case "dawn":
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case "daw":
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theme.sunriseImageList.push(parseInt(metadata.original_transmission_reference));
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break;
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default:
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break;
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}
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});
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// make it the theme.json
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fs.writeFileSync(path.join(workingDirectory, 'theme.json'), JSON.stringify(theme));
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});
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