Script That Makes Comments in All Posts in Reddit

2007-04-05T01:09:00.000-07:00

Hello there!

Below is the PHP script that drop comments in all REDDIT posts starting from the first page.

This script is just for educational purposes!
DO NOT RUN IT!

<?php
/*
* This software is for educational purposes only
* Do not run it in the internet or use it for automated comments posting
*
* READ ME:
* 1. Put correct reddit username and password
* 2. Run it from command line:
*
* php reddit_commenter.php
*/

define("USER", "reddit_username");
define("PASS", "reddit_password");
define("USE_PROXY", false);
define("HTTP_PROXY_SERVER", "127.0.0.1:3128");

/*
DO NOT CHANGE THE LINES BELOW
*/

define("HOSTNAME", "http://reddit.com");

$default_header[] = "Accept: */*";
$default_header[] = "Accept-Language: uk";
$default_header[] = "User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Maxthon; .NET CLR 1.1.4322)";
$default_header[] = "Host: reddit.com";
$default_header[] = "Proxy-Connection: Keep-Alive";
$default_header[] = "Pragma: no-cache";
$default_header[] = "x-prototype-version: 1.3.1";
$default_header[] = "x-requested-with: XMLHttpRequest";

$DEFAULT_HEADER = $default_header;

$login_header[] = "Accept: */*";
$login_header[] = "Accept-Language: uk";
$login_header[] = "User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Maxthon; .NET CLR 1.1.4322)";
$login_header[] = "Host: reddit.com";
$login_header[] = "Proxy-Connection: Keep-Alive";
$login_header[] = "Pragma: no-cache";
$login_header[] = "x-prototype-version: 1.3.1";
$login_header[] = "Referer: http://reddit.com";
$login_header[] = "x-requested-with: XMLHttpRequest";

$LOGIN_HEADER = $login_header;

$post_header[] = "Accept: image/gif, image/x-xbitmap, image/jpeg, image/pjpeg, application/x-shockwave-flash, application/vnd.ms-excel, application/vnd.ms-powerpoint, application/msword, application/x-icq, */*";
$post_header[] = "Accept-Language: uk";
$post_header[] = "User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; Maxthon; .NET CLR 1.1.4322)";
$post_header[] = "Host: reddit.com";
$post_header[] = "Proxy-Connection: Keep-Alive";
$post_header[] = "Pragma: no-cache";
$post_header[] = "x-prototype-version: 1.3.1";
$post_header[] = "x-requested-with: XMLHttpRequest";

$POST_HEADER = $post_header;

define("COOKIE_FILENAME", "C:/cookie.txt");

function GetCurlPage ($pageSpec, $header, $follow=true) {
$ch = curl_init($pageSpec);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_VERBOSE, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
if ($follow) curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
if (USE_PROXY) curl_setopt($ch, CURLOPT_PROXY, HTTP_PROXY_SERVER);
curl_setopt($ch, CURLOPT_COOKIEJAR, COOKIE_FILENAME);
curl_setopt($ch, CURLOPT_COOKIEFILE, COOKIE_FILENAME);
$tmp = curl_exec ($ch);
curl_close ($ch);
return $tmp;
}

function PostCurlPage ($pageSpec, $data, $header, $follow=false) {
$ch = curl_init($pageSpec);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);
curl_setopt($ch, CURLOPT_VERBOSE, 0);
curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, FALSE);
curl_setopt($ch, CURLOPT_HTTPHEADER, $header);
if ($follow) curl_setopt($ch, CURLOPT_FOLLOWLOCATION, 1);
if (USE_PROXY) curl_setopt($ch, CURLOPT_PROXY, HTTP_PROXY_SERVER);
curl_setopt($ch, CURLOPT_COOKIEJAR, COOKIE_FILENAME);
curl_setopt($ch, CURLOPT_COOKIEFILE, COOKIE_FILENAME);
curl_setopt($ch, CURLOPT_POST, 1);
curl_setopt($ch, CURLOPT_POSTFIELDS, $data);
$tmp = curl_exec ($ch);
curl_close ($ch);
return $tmp;
}

function startpage($link){
global $DEFAULT_HEADER;
$header = $DEFAULT_HEADER;
return GetCurlPage($link, $header);
}

function login(){
global $LOGIN_HEADER;
$login_data = "ajax=1&op=login&user=".USER."&passwd=".PASS."&rem=on&_=";
$login_length = strlen($login_data);
$header = $LOGIN_HEADER;
$header[] = "Content-Type: application/x-www-form-urlencoded";
$header[] = "Content-Length: $login_length";
$header[] = "Referer: ".HOSTNAME;
return PostCurlPage("http://reddit.com/login", $login_data, $header);
}

function get_comment_page($post_link){
global $DEFAULT_HEADER;
$header = $DEFAULT_HEADER;
return GetCurlPage($post_link, $header);
}

function create_post_data($url, $parent_id, $comment){
return "url=".urlencode($url)."&parentid=".$parent_id."&comment=".urlencode($comment);
}

function post_comment($url, $parent_id, $comment){
global $DEFAULT_HEADER;
$post_data = create_post_data($url, $parent_id, $comment);
$login_length = strlen($post_data);
$header = $DEFAULT_HEADER;
$header[] = "Content-Type: application/x-www-form-urlencoded";
$header[] = "Content-Length: $login_length";
$header[] = "Referer: ".HOSTNAME."$url";
$post = PostCurlPage("http://reddit.com/comment", $post_data, $header);
}

function get_comment_links($html){
$pattern = '/href="(\/info\/[^\/]+\/comments)"\sclass="bylink"/';
preg_match_all($pattern, $html, $matches);
return $matches[1];
}

function get_parent_id ($html) {
$pattern = '/<input\stype="hidden"\sname="parentid"\svalue="(\d+)?">/';
preg_match_all($pattern, $html, $matches);
return $matches[1][0];
}

$post_body = "This is automated comment from [REDDIT automated commenter PHP script](http://redditscripts.blogspot.com/2007/04/script-that-makes-comments-in-all-posts.html)";

for($i=0; $i<500; $i+=25){
if (login()=='0'){
echo "Processing http://reddit.com/?offset=$i\n";
$start_page = startpage("http://reddit.com/?offset=$i");
$comment_links = get_comment_links($start_page);
foreach ($comment_links as $comment_link){
echo "\tget comment link $comment_link\n";
$comment_page = get_comment_page(HOSTNAME.$comment_link);
$parent_id = get_parent_id($comment_page);
post_comment($comment_link, $parent_id, $post_body);
echo "\tPost done\n";
}
} else {
echo "Cannot login [$login]";
}
}
?>

Reddit Scripts

Script That Makes Comments in All Posts in Reddit