Santhosh Janardhanan
de2d83092e
- Delete old Vite+Svelte frontend - Initialize new SvelteKit project with TypeScript - Configure Tailwind CSS v4 + DaisyUI - Implement JWT authentication with auto-refresh - Create login page with form validation (Zod) - Add protected route guards - Update Docker configuration for single-stage build - Add E2E tests with Playwright (6/11 passing) - Fix Svelte 5 reactivity with $state() runes Known issues: - 5 E2E tests failing (timing/async issues) - Token refresh implementation needs debugging - Validation error display timing
57 lines
1.9 KiB
JavaScript
57 lines
1.9 KiB
JavaScript
/**
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* Data URI parser.
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*
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* Based on:
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* https://github.com/TooTallNate/node-data-uri-to-buffer/blob/main/src/index.ts (MIT)
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*/
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export default class DataURIParser {
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/**
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* Returns a Buffer instance from the given data URI `uri`.
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*
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* @param uri Data URI.
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* @returns Buffer.
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*/
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static parse(uri) {
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if (!/^data:/i.test(uri)) {
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throw new TypeError('`uri` does not appear to be a Data URI (must begin with "data:")');
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}
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// Strip newlines
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uri = uri.replace(/\r?\n/g, '');
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// Split the URI up into the "metadata" and the "data" portions
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const firstComma = uri.indexOf(',');
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if (firstComma === -1 || firstComma <= 4) {
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throw new TypeError('malformed data: URI');
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}
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// Remove the "data:" scheme and parse the metadata
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const meta = uri.substring(5, firstComma).split(';');
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let charset = '';
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let base64 = false;
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let type = meta[0] || 'text/plain';
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for (let i = 1; i < meta.length; i++) {
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if (meta[i] === 'base64') {
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base64 = true;
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}
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else if (meta[i]) {
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type += `;${meta[i]}`;
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if (meta[i].indexOf('charset=') === 0) {
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charset = meta[i].substring(8);
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}
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}
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}
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// Defaults to US-ASCII only if type is not provided
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if (!meta[0] && !charset.length) {
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type += ';charset=US-ASCII';
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charset = 'US-ASCII';
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}
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// Get the encoded data portion and decode URI-encoded chars
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const encoding = base64 ? 'base64' : 'ascii';
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const data = unescape(uri.substring(firstComma + 1));
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const buffer = Buffer.from(data, encoding);
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return {
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type,
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charset,
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buffer
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};
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}
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}
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//# sourceMappingURL=DataURIParser.js.map
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