Perl

REST Send multipart/form-data

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Demonstrates how to send a multipart/form-data HTTP request. Chilkat2 Perl

use strict;
use warnings;
use Chilkat2;

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

my $rest = Chilkat2::Rest->new;

# Connect to the destination web server.
my $bTls = 1;
my $port = 443;
my $bAutoReconnect = 1;
my $success = $rest->Connect('www.somewebserver.com', $port, $bTls, $bAutoReconnect);

# This example will send the following multipart/form-data request.
# The Content-Length is automatically computed and added by Chilkat.
# It will be different than what is shown here.
# The boundary string is also generated by Chilkat and will be different
# than shown below.

#     POST /some_path HTTP/1.1
#     Content-Type: multipart/form-data; boundary=---------------------------735323031399963166993862150
#     Content-Length: 834
#
#     -----------------------------735323031399963166993862150
#     Content-Disposition: form-data; name="text1"
#
#     text 123 abc
#     -----------------------------735323031399963166993862150
#     Content-Disposition: form-data; name="text2"
#
#     xyz
#     -----------------------------735323031399963166993862150
#     Content-Disposition: form-data; name="file1"; filename="a.txt"
#     Content-Type: text/plain
#
#     Content of a.txt.
#
#     -----------------------------735323031399963166993862150
#     Content-Disposition: form-data; name="file2"; filename="a.html"
#     Content-Type: text/html
#
#     <!DOCTYPE html><title>Content of a.html.</title>
#
#     -----------------------------735323031399963166993862150
#     Content-Disposition: form-data; name="file3"; filename="starfish.jpg"
#     Content-Type: image/jpeg
#
#     binary data goes here
#     -----------------------------735323031399963166993862150--

# Set the Content-Type for the topmost MIME part.
$rest->AddHeader('Content-Type', 'multipart/form-data');

# Specify each part of the request.
$rest->PartSelector('1');
$rest->AddHeader('Content-Disposition', 'form-data; name="text1"');
$rest->SetMultipartBodyString('text 123 abc');

$rest->PartSelector('2');
$rest->AddHeader('Content-Disposition', 'form-data; name="text2"');
$rest->SetMultipartBodyString('xyz');

$rest->PartSelector('3');
$rest->AddHeader('Content-Disposition', 'form-data; name="file1"; filename="a.txt"');
$rest->AddHeader('Content-Type', 'text/plain');
$rest->SetMultipartBodyString('Content of a.txt.');

$rest->PartSelector('4');
$rest->AddHeader('Content-Disposition', 'form-data; name="file2"; filename="a.html"');
$rest->AddHeader('Content-Type', 'text/html');
my $sbHtml = Chilkat2::StringBuilder->new;
$sbHtml->LoadFile('qa_data/html/a.html', 'utf-8');
$rest->SetMultipartBodySb($sbHtml);

$rest->PartSelector('5');
$rest->AddHeader('Content-Disposition', 'form-data; name="file3"; filename="starfish.jpg"');
$rest->AddHeader('Content-Type', 'image/jpeg');
my $jpgBytes = Chilkat2::BinData->new;
$jpgBytes->LoadFile('qa_data/jpg/starfish.jpg');
$rest->SetMultipartBodyBd($jpgBytes);

my $responseBody = $rest->FullRequestMultipart('POST', '/some_path');
if (!$rest->LastMethodSuccess) {
    print $rest->LastErrorText, "\n";
    exit;
}

# ...
# ...

# Clear the REST object for any subsequent requests..
$rest->ClearAllHeaders();
$rest->ClearAllParts();
$rest->PartSelector('');