Zig

Download Text File into String Variable

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Download a text file directly into a string variable. Zig

const std = @import("std");
const chilkat = @import("chilkat");

pub fn main(init: std.process.Init) !void {
    const alloc = init.arena.allocator();

    // This example requires the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    const ftp = try chilkat.Ftp2.init();
    defer ftp.deinit();

    ftp.setHostname("ftp.someFtpServer.com");
    ftp.setUsername("myFtpUserAccount");
    ftp.setPassword("myFtpPassword");

    // Set other possible settings...
    // See http://www.cknotes.com/determining-ftp2-connection-settings/
    // for more information about FTP connection settings.
    ftp.setPassive(true);
    ftp.setAuthTls(true);

    // Connect and login to the FTP server.
    ftp.connect() catch {
        std.debug.print("{s}\n", .{try ftp.getLastErrorText(alloc)});
        return;
    };

    // Change to the remote directory where the existing file is located.
    ftp.changeRemoteDir("junk") catch {
        std.debug.print("{s}\n", .{try ftp.getLastErrorText(alloc)});
        return;
    };

    // Download the contents of the remote file into a string variable.

    // The GetRemoteFileTextData method assumes the remote file contains ANSI chars.
    // To download text files containing non-ANSI text, such as utf-8, call GetRemoteFileTextC
    // instead. (see below)
    var file_contents: [:0]const u8 = ftp.getRemoteFileTextData(alloc, "ansiText.txt") catch "";
    if (!ftp.getLastMethodSuccess()) {
        std.debug.print("{s}\n", .{try ftp.getLastErrorText(alloc)});
        return;
    } else {
        std.debug.print("{s}\n", .{file_contents});
    }

    // To download a remote text file containing utf-8 chars,
    // call GetRemoteFileTextC and pass "utf-8" for the 2nd arg.  This tells
    // Chilkat to interpret the incoming bytes according to the utf-8 character encoding.

    file_contents = ftp.getRemoteFileTextC(alloc, "utf8Text.txt", "utf-8") catch "";
    if (!ftp.getLastMethodSuccess()) {
        std.debug.print("{s}\n", .{try ftp.getLastErrorText(alloc)});
        return;
    } else {
        std.debug.print("{s}\n", .{file_contents});
    }

    try ftp.disconnect();
}