80 lines
3.3 KiB
JavaScript
80 lines
3.3 KiB
JavaScript
#!/usr/bin/env node
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// Imports
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const {readdirSync, readFileSync, statSync} = require('fs');
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const {join, resolve} = require('path');
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// Constants
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const MAX_IMAGE_SIZE = 30 * 1024; // 30kb
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const CONTENT_DIR = resolve(__dirname, '../../content');
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const IMAGES_DIR = join(CONTENT_DIR, 'images/bios');
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const CONTRIBUTORS_PATH = join(CONTENT_DIR, 'marketing/contributors.json');
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const EXISTING_GROUPS = new Set(['Angular', 'GDE', 'Collaborators']);
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// Run
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_main();
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// Functions - Definitions
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function _main() {
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const contributors = JSON.parse(readFileSync(CONTRIBUTORS_PATH, 'utf8'));
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const expectedImages = Object.keys(contributors)
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.filter(key => !!contributors[key].picture)
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.map(key => join(IMAGES_DIR, contributors[key].picture));
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const existingImages = readdirSync(IMAGES_DIR)
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.filter(name => name !== '_no-one.jpg')
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.map(name => join(IMAGES_DIR, name));
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// Check that there are no missing images.
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const missingImages = expectedImages.filter(path => !existingImages.includes(path));
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if (missingImages.length > 0) {
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throw new Error(
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'The following pictures are referenced in \'contributors.json\' but do not exist:' +
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missingImages.map(path => `\n - ${path}`).join(''));
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}
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// Check that there are no unused images.
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const unusedImages = existingImages.filter(path => !expectedImages.includes(path));
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if (unusedImages.length > 0) {
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throw new Error(
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'The following pictures are not referenced in \'contributors.json\' and should be deleted:' +
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unusedImages.map(path => `\n - ${path}`).join(''));
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}
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// Check that there are no images that exceed the size limit.
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const tooLargeImages = expectedImages.filter(path => statSync(path).size > MAX_IMAGE_SIZE);
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if (tooLargeImages.length > 0) {
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throw new Error(
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`The following pictures exceed maximum size limit of ${MAX_IMAGE_SIZE / 1024}kb:` +
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tooLargeImages.map(path => `\n - ${path}`).join(''));
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}
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// Verify that all keys are sorted alphabetically
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const keys = Object.keys(contributors);
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for (let i = 1; i < keys.length; i++) {
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if (keys[i - 1].toLowerCase() > keys[i].toLowerCase()) {
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throw new Error(
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`The following keys in 'contributors.json' are not in alphabetical order: '${keys[i - 1]}' and '${keys[i]}'.`
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);
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}
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}
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Object.entries(contributors).forEach(([key, entry]) => {
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// Make sure `lead` and `mentor` fields refer to existing entries
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if (entry.lead && !contributors[entry.lead]) {
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throw new Error(`The '${key}' entry contains 'lead' field, but it refers to non-existing entry ('${entry.lead}').`);
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}
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if (entry.mentor && !contributors[entry.mentor]) {
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throw new Error(`The '${key}' entry contains 'mentor' field, but it refers to non-existing entry ('${entry.mentor}').`);
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}
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// Verify that `groups` field is always present and contains existing groups
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if (!entry.groups || !Array.isArray(entry.groups) || entry.groups.length === 0) {
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throw new Error(`The 'groups' field should be defined as a non-empty array (entry: '${key}').`);
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}
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if (entry.groups.some(group => !EXISTING_GROUPS.has(group))) {
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throw new Error(`The '${key}' entry contains 'groups' field with unknown values ` +
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`(groups: ${JSON.stringify(entry.groups)}, known values: ${JSON.stringify(Array.from(EXISTING_GROUPS))}).`);
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}
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});
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}
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