FM / structures

/var/www/greso.tech/server/nsm/node_modules/pdf-lib/src/core/structures/

/var/www/greso.tech/server/nsm/node_modules/pdf-lib/src/core/structures

Name	Size	Mode	Actions
PDFCatalog.ts	2770	0644	edit dl rm
PDFContentStream.ts	1851	0644	edit dl rm
PDFCrossRefStream.ts	7891	0644	edit dl rm
PDFFlateStream.ts	1169	0644	edit dl rm
PDFObjectStream.ts	3099	0644	edit dl rm
PDFPageLeaf.ts	7629	0644	edit dl rm
PDFPageTree.ts	6103	0644	edit dl rm

Edit: /var/www/greso.tech/server/nsm/node_modules/pdf-lib/src/core/structures/PDFFlateStream.ts (1169B)

import pako from 'pako';

import { MethodNotImplementedError } from 'src/core/errors';
import PDFDict from 'src/core/objects/PDFDict';
import PDFName from 'src/core/objects/PDFName';
import PDFStream from 'src/core/objects/PDFStream';
import { Cache } from 'src/utils';

class PDFFlateStream extends PDFStream {
  protected readonly contentsCache: Cache<Uint8Array>;
  protected readonly encode: boolean;

constructor(dict: PDFDict, encode: boolean) {
    super(dict);

this.encode = encode;

if (encode) dict.set(PDFName.of('Filter'), PDFName.of('FlateDecode'));
    this.contentsCache = Cache.populatedBy(this.computeContents);
  }

computeContents = (): Uint8Array => {
    const unencodedContents = this.getUnencodedContents();
    return this.encode ? pako.deflate(unencodedContents) : unencodedContents;
  };

getContents(): Uint8Array {
    return this.contentsCache.access();
  }

getContentsSize(): number {
    return this.contentsCache.access().length;
  }

getUnencodedContents(): Uint8Array {
    throw new MethodNotImplementedError(
      this.constructor.name,
      'getUnencodedContents',
    );
  }
}

export default PDFFlateStream;

import pako from 'pako'; import { MethodNotImplementedError } from 'src/core/errors'; import PDFDict from 'src/core/objects/PDFDict'; import PDFName from 'src/core/objects/PDFName'; import PDFStream from 'src/core/objects/PDFStream'; import { Cache } from 'src/utils'; class PDFFlateStream extends PDFStream { protected readonly contentsCache: Cache; protected readonly encode: boolean; constructor(dict: PDFDict, encode: boolean) { super(dict); this.encode = encode; if (encode) dict.set(PDFName.of('Filter'), PDFName.of('FlateDecode')); this.contentsCache = Cache.populatedBy(this.computeContents); } computeContents = (): Uint8Array => { const unencodedContents = this.getUnencodedContents(); return this.encode ? pako.deflate(unencodedContents) : unencodedContents; }; getContents(): Uint8Array { return this.contentsCache.access(); } getContentsSize(): number { return this.contentsCache.access().length; } getUnencodedContents(): Uint8Array { throw new MethodNotImplementedError( this.constructor.name, 'getUnencodedContents', ); } } export default PDFFlateStream;