http://phpenthusiast.com/blog/five-php-curl-examples
Download a file using curl in php
<?php
set_time_limit(0);
//File to save the contents to
$fp = fopen ('files2.tar', 'w+');
$url = "http://localhost/files.tar";
//Here is the file we are downloading, replace spaces with %20
$ch = curl_init(str_replace(" ","%20",$url));
curl_setopt($ch, CURLOPT_TIMEOUT, 50);
//give curl the file pointer so that it can write to it
curl_setopt($ch, CURLOPT_FILE, $fp);
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
$data = curl_exec($ch);//get curl response
//done
curl_close($ch);
?>
============================
<?php
set_time_limit(0);
$fp = fopen (dirname(__FILE__) . '/localfile.tmp', 'w+');//This is the file where we save the information
$ch = curl_init(str_replace(" ","%20",$url));//Here is the file we are downloading, replace spaces with %20
curl_setopt($ch, CURLOPT_TIMEOUT, 50);
curl_setopt($ch, CURLOPT_FILE, $fp); // write curl response to file
curl_setopt($ch, CURLOPT_FOLLOWLOCATION, true);
curl_exec($ch); // get curl response
curl_close($ch);
fclose($fp);
?>
====================================
Execute a HTTP POST Using PHP CURL
http://davidwalsh.name/curl-post
<?php
//extract data from the post
extract($_POST);
//set POST variables
$url = 'http://domain.com/get-post.php';
$fields = array(
'lname' => urlencode($last_name),
'fname' => urlencode($first_name),
'title' => urlencode($title),
'company' => urlencode($institution),
'age' => urlencode($age),
'email' => urlencode($email),
'phone' => urlencode($phone)
);
//url-ify the data for the POST
foreach($fields as $key=>$value) { $fields_string .= $key.'='.$value.'&'; }
rtrim($fields_string, '&');
//open connection
$ch = curl_init();
//set the url, number of POST vars, POST data
curl_setopt($ch,CURLOPT_URL, $url);
curl_setopt($ch,CURLOPT_POST, count($fields));
curl_setopt($ch,CURLOPT_POSTFIELDS, $fields_string);
//execute post
$result = curl_exec($ch);
//close connection
curl_close($ch);
?>