fc-plugin-codbi/com.github.xima_formcycle_entwicklerkreis.fc.plugin.codbi.logic.cb.ai.commons/DownloadManager

DownloadManager

class DownloadManager(log: (CodBi.LogLevel, String) -> Unit)

Handles resumable HTTP file downloads and archive extraction.

Supports:

HTTP Range-based resume for partially downloaded files.
Marker files (.complete) for skipping already-finished downloads.
ZIP archive extraction with Zip-Slip protection.
tar.gz extraction via external tar command with directory-traversal safety check.
Recursive executable search within extracted archive directories.

Parameters

log

Log function for progress and diagnostic output.

Constructors

DownloadManager

constructor(log: (CodBi.LogLevel, String) -> Unit)

Types

object Companion

Functions

downloadWithResume

fun downloadWithResume(url: String, targetFile: File, label: String): Boolean

Downloads a file from url to targetFile with HTTP Range resume support.

fun extractTarGz(tarGzFile: File, targetDir: File)

Extracts a .tar.gz archive to a target directory via external tar command.

fun extractZip(zipFile: File, targetDir: File)

Extracts a ZIP archive to a target directory with Zip-Slip protection.

fun findExecutable(dir: File, exeName: String): File?

Finds an executable file recursively within a directory, matching exeName.