Class ImageDownloader

Service for downloading images from URLs with retry logic and error handling

Index

Constructors

Methods

applyRateLimit download extractHash

Constructors

constructor

new ImageDownloader(config?: ImageDownloadConfig): ImageDownloader
Parameters
- Optionalconfig: ImageDownloadConfig
Returns ImageDownloader
- Defined in src/services/image-downloader.ts:37

Methods

applyRateLimit

applyRateLimit(): Promise<void>
Apply rate limiting delay between downloads

Returns Promise<void>
Promise that resolves after the configured delay
- Defined in src/services/image-downloader.ts:220

download

download(url: string, filepath: string): Promise<DownloadResult>
Download a file from a URL and save it to the specified filepath. Returns a result object with success status and error details.
Parameters
- url: string
  The URL to download from
- filepath: string
  The local path where the file will be saved
Returns Promise<DownloadResult>
Download result with success status, error details, and 403 flag
- Defined in src/services/image-downloader.ts:52

`Static`extractHash

extractHash(url: string): string | null
Extract image hash from Hashnode CDN URL Pattern: UUID.extension (e.g., 550e8400-e29b-41d4-a716-446655440000.png)
Parameters
- url: string
  The image URL
Returns string | null
The extracted hash with extension, or null if not found
- Defined in src/services/image-downloader.ts:198