1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73

<?php

/**
 * Example to dumping data into a CSV file using Stream_Iterate as stream
 *
 * PHP version 5.3+
 *
 * @category  Stream
 * @package   Stream_Iterate
 * @author    Philippe Jausions <Philippe.Jausions@11abacus.com>
 * @copyright 2008 11abacus / Philippe Jausions
 * @license   http://www.opensource.org/licenses/bsd-license.php New BSD
 * @link      http://pear.11abacus.com/package/Stream_Iterate
 */

if (version_compare(phpversion(), '5.3.0', '<')) {
    echo 'Stream contexts are not supported in copy() with your version of PHP.';
    exit;
}

/**
 * Required packages
 */
require_once 'Stream/Iterate.php';
require_once 'System/Folders.php';

/**
 * Defines a CSV "printer"
 *
 * @param array $value list of data to print out
 *
 * @return string the CSV string
 */
function toString(array $value)
{
    static $headers;

    $result = '';
    if (!isset($headers)) {
        $headers = array_keys($value);
        $result  = implode(',', $headers)."\n";
    }
    foreach ($headers as $header) {
        $result .= '"'.str_replace('"', '""', $value[$header]).'",';
    }

    return substr($result, 0, -1)."\n";
}

/**
 * Main
 */
stream_wrapper_register('foreach', 'Stream_Iterate');

$data = array(array('firstname' => 'John',
                    'lastname'  => 'Doe',
                    'city'      => 'Towneville'),
              array('lastname'  => 'Doe',
                    'city'      => 'Citybourg',
                    'firstname' => 'Jane'));

$context = stream_context_create(array('foreach' => array('data' => $data)));

$sf = new System_Folders();

$tempFile = tempnam($sf->getTemp(), 'MyFile');

// Context support for copy() was added in 5.3.0
copy('foreach://value@data?toString=toString', $tempFile, $context);

echo 'Data copied to '.$tempFile;

?>