Files
Netcatty/lib/zmodemDragDrop.ts
2026-06-12 16:37:01 +08:00

87 lines
2.6 KiB
TypeScript

import type { DropEntry } from "./sftpFileUtils";
import { getPathForFile } from "./sftpFileUtils";
import type { Host } from "../types";
const ZMODEM_RZ_MISSING_MARKER_PREFIX = "\x1b]1337;NetcattyRzMissing=";
const ZMODEM_RZ_MISSING_MARKER_SUFFIX = "\x07";
export type ZmodemDragDropFile = {
path?: string;
name: string;
remoteName: string;
data?: ArrayBuffer;
};
export function supportsZmodemTerminalDragDrop(
host: Host,
isNetworkDevice = false,
): boolean {
if (host.protocol === "local" || isNetworkDevice) return false;
if (host.moshEnabled || host.etEnabled) return true;
return (
host.protocol === "ssh" ||
host.protocol === "telnet" ||
host.protocol === "serial"
);
}
export function supportsZmodemDragDropSftpFallback(host: Host): boolean {
return host.protocol === "ssh" || Boolean(host.moshEnabled || host.etEnabled);
}
export function getZmodemRemoteName(relativePath: string, fallbackName: string): string {
const normalized = relativePath.replace(/\\/g, "/").replace(/^\/+/, "");
if (!normalized) return fallbackName;
const segments = normalized.split("/").filter(Boolean);
return segments[segments.length - 1] || fallbackName;
}
function quotePosixShellArg(value: string): string {
return `'${value.replace(/'/g, "'\\''")}'`;
}
export function createZmodemRzMissingToken(): string {
return `rz-${Date.now().toString(36)}-${Math.random().toString(36).slice(2)}`;
}
export function buildZmodemDragDropUploadCommand(rzMissingToken: string): string {
const markerFormat = `\\033]1337;NetcattyRzMissing=${rzMissingToken}\\007`;
const script = `if command -v rz >/dev/null 2>&1; then exec rz; else printf ${quotePosixShellArg(markerFormat)}; fi`;
return `sh -lc ${quotePosixShellArg(script)}\r`;
}
export function containsZmodemRzMissingMarker(chunk: string, rzMissingToken: string): boolean {
return chunk.includes(`${ZMODEM_RZ_MISSING_MARKER_PREFIX}${rzMissingToken}${ZMODEM_RZ_MISSING_MARKER_SUFFIX}`);
}
export async function buildZmodemDragDropFiles(
dropEntries: DropEntry[],
): Promise<ZmodemDragDropFile[]> {
const files: ZmodemDragDropFile[] = [];
for (const entry of dropEntries) {
if (entry.isDirectory || !entry.file) continue;
const remoteName = getZmodemRemoteName(entry.relativePath, entry.file.name);
const localPath = getPathForFile(entry.file);
if (localPath) {
files.push({
path: localPath,
name: entry.file.name,
remoteName,
});
continue;
}
const data = await entry.file.arrayBuffer();
files.push({
name: entry.file.name,
remoteName,
data,
});
}
return files;
}