Skip to content

Instantly share code, notes, and snippets.

@mcorrigan

mcorrigan/POST Request with File Resource

Last active October 10, 2022 10:42
Show Gist options

  • Select an option

    Learn more about clone URLs
  • Save mcorrigan/f7032dc9ca5d78034b18 to your computer and use it in GitHub Desktop.

Select an option

Learn more about clone URLs
Save mcorrigan/f7032dc9ca5d78034b18 to your computer and use it in GitHub Desktop.
Download ZIP

Revisions

  1. Michael Corrigan renamed this gist Feb 18, 2015. 1 changed file with 0 additions and 0 deletions.
    0 gistfile1.php → POST Request with File Resource
    View file
    File renamed without changes.
  2. Michael Corrigan created this gist Feb 18, 2015.
    87 changes: 87 additions & 0 deletions gistfile1.php
    View file
    Original file line number Diff line number Diff line change
    @@ -0,0 +1,87 @@
    <?php

    # base code found here: http://stackoverflow.com/questions/3085990/post-a-file-string-using-curl-in-php

    $delimiter = '----WebKitFormBoundary'.uniqid();
    $data = create_post($delimiter, array(
    'bingo' => 'yes'
    ), array(
    'file' => array(
    'filename' => 'data.txt',
    'type' => 'application/octet-stream',
    'content' => '@data.txt',
    //'content' => fopen('data.txt', 'rb'),
    //'content' => 'raw contents',
    )
    ));

    $handle = curl_init('http://requestb.in/1717eay1');
    curl_setopt($handle, CURLOPT_POST, true);
    curl_setopt($handle, CURLOPT_HTTPHEADER , array(
    'Content-Type: multipart/form-data; boundary=' . $delimiter,
    'Content-Length: ' . strlen($data)));
    curl_setopt($handle, CURLOPT_POSTFIELDS, $data);
    curl_exec($handle);

    /**
    * @param array $postFields The KVPs you want as post data
    * @param array $fileFields The objects of each file: name => array(type=>'mime/type',content=>'raw data|resource',filename=>'file.csv')
    */
    function create_post($delimiter, $postFields, $fileFields = array()){
    // form field separator
    $eol = "\r\n";
    $data = '';
    // populate normal fields first (simpler)
    foreach ($postFields as $name => $content) {
    $data .= "--$delimiter" . $eol;
    $data .= 'Content-Disposition: form-data; name="' . $name . '"';
    $data .= $eol.$eol; // note: double endline
    $data .= $content;
    $data .= $eol;
    }
    // populate file fields
    foreach ($fileFields as $name => $file) {
    $data .= "--$delimiter" . $eol;
    // fallback on var name for filename
    if (!array_key_exists('filename', $file))
    {
    $file['filename'] = $name;
    }
    // "filename" attribute is not essential; server-side scripts may use it
    $data .= 'Content-Disposition: form-data; name="' . $name . '";' .
    ' filename="' . $file['filename'] . '"' . $eol;
    // this is, again, informative only; good practice to include though
    $data .= 'Content-Type: ' . $file['type'] . $eol;
    // this endline must be here to indicate end of headers
    $data .= $eol;
    // the file itself (note: there's no encoding of any kind)
    if (is_resource($file['content'])){
    // rewind pointer
    rewind($file['content']);
    // read all data from pointer
    while(!feof($file['content'])) {
    $data .= fgets($file['content']);
    }
    $data .= $eol;
    }else {
    // check if we are loading a file from full path
    if (strpos($file['content'], '@') === 0){
    $file_path = substr($file['content'], 1);
    $fh = fopen(realpath($file_path), 'rb');
    if ($fh) {
    while (!feof($fh)) {
    $data .= fgets($fh);
    }
    $data .= $eol;
    fclose($fh);
    }
    }else {
    // use data as provided
    $data .= $file['content'] . $eol;
    }
    }
    }
    // last delimiter
    $data .= "--" . $delimiter . "--$eol";
    return $data;
    }