PHP CURL calls with cookie

0-PHP-CURL-COOKIE.MD

PHP CURL WITH COOKIE

https://code-boxx.com/php-curl-cookies/

LICENSE

Copyright by Code Boxx

Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions:

The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software.

THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

1-cookie-file.php

<?php
// (A) INIT CURL - SET URL + RETURN RESULTS & HEADER
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "http://localhost/x-dummy.php");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADER, true);

// (B) SET COOKIE FILE
// CURLOPT_COOKIEFILE - SEND THIS COOKIE FILE TO THE REMOTE SERVER.
// CURLOPT_COOKIEJAR - SAVE COOKIE INTO THIS FILE AFTER CURL CLOSE.
$cookie = __DIR__ . DIRECTORY_SEPARATOR . "cookie.txt"; // NOTE: ABSOLUTE PATH
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie);
curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie);

// (C) CURL FETCH
$result = curl_exec($ch);
if (curl_errno($ch)) { echo curl_error($ch); }
else {
  echo $result."\r\n\r\n";
  $clist = curl_getinfo($ch, CURLINFO_COOKIELIST);
  echo "LOCAL SERVER RECEIVED COOKIE - ";
  print_r($clist);
}
curl_close($ch);

2-cookie-set.php

<?php
// (A) INIT CURL - SET URL + RETURN RESULTS & HEADER
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "http://localhost/x-dummy.php");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADER, true);

// (B) SET COOKIE FILE
$cookie = __DIR__ . DIRECTORY_SEPARATOR . "cookie.txt"; // NOTE: ABSOLUTE PATH
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie);
curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie);
// CURLOPT_COOKIE - MANUALLY SET COOKIE
curl_setopt($ch, CURLOPT_COOKIE, "keyA=valueA; keyB=valueB");

// (C) CURL FETCH
$result = curl_exec($ch);
if (curl_errno($ch)) { echo curl_error($ch); }
else {
  echo $result."\r\n\r\n";

  // NOTE: LOCAL COOKIE WILL ONLY SET "TEST" 
  // SINCE REMOTE SERVER ONLY SPECIFY "SET-COOKIE: TEST=TIMESTAMP"
  $clist = curl_getinfo($ch, CURLINFO_COOKIELIST);
  echo "LOCAL SERVER COOKIE - ";
  print_r($clist);
}
curl_close($ch);

3-cookie-erase.php

<?php
// (A) INIT CURL - SET URL + RETURN RESULTS & HEADER
$ch = curl_init();
curl_setopt($ch, CURLOPT_URL, "http://localhost/x-dummy.php");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HEADER, true);

// (B) SET COOKIE FILE
$cookie = __DIR__ . DIRECTORY_SEPARATOR . "cookie.txt"; // NOTE: ABSOLUTE PATH
curl_setopt($ch, CURLOPT_COOKIEFILE, $cookie);
curl_setopt($ch, CURLOPT_COOKIEJAR, $cookie);

// (C) FORCE NEW SESSION
// CURLOPT_COOKIESESSION - FORCE NEW COOKIE SESSION, IGNORE LAST
curl_setopt($ch, CURLOPT_COOKIESESSION, true);

// CURLOPT_COOKIELIST
// "ALL" ERASES ALL COOKIES IN MEMORY. 
// "SESS" ERASES ALL SESSION COOKIES HELD IN MEMORY.
// "FLUSH" WRITES COOKIES TO CURLOPT_COOKIEJAR. 
// "RELOAD" RELOAD COOKIES FROM CURLOPT_COOKIEFILE.
curl_setopt($ch, CURLOPT_COOKIELIST, "ALL");

// (D) CURL FETCH
$result = curl_exec($ch);
if (curl_errno($ch)) { echo curl_error($ch); }
else {
  echo $result."\r\n\r\n";
  $clist = curl_getinfo($ch, CURLINFO_COOKIELIST);
  echo "LOCAL SERVER COOKIE - ";
  print_r($clist);
}
curl_close($ch);

x-dummy.php

<?php
// (A) OUTPUT COOKIE ON REMOTE SERVER
echo "REMOTE SERVER COOKIE - ";
print_r($_COOKIE);

// (B) SEND HEADER - UPDATE "TEST" COOKIE TIMESTAMP
setcookie("Test", date("Y-m-d H:i:s"));