reddit blog poster class

corbpieBlogPoster.php

<?php

class corbpieBlogPoster
{
    private $accessToken;
    private $tokenType;
    private $clientId;
    private $clientSecret;
    private $authMode = 'basic';

    public function __construct($client_id, $client_secret, $endpoint_redirect)
    {
        $this->clientId = $client_id;
        $this->clientSecret = $client_secret;
        $endpoint_oauth = 'https://oauth.reddit.com';
        $endpoint_oauth_authorize = 'https://ssl.reddit.com/api/v1/authorize';
        $endpoint_oauth_token = 'https://ssl.reddit.com/api/v1/access_token';
        $scopes = 'save,modposts,identity,edit,flair,history,modconfig,modflair,modlog,modposts,modwiki,mysubreddits,privatemessages,read,report,submit,subscribe,vote,wikiedit,wikiread';
        if (isset($_COOKIE['reddit_token'])) {//Access token exists
            $token_info = explode(":", $_COOKIE['reddit_token']);
            $this->tokenType = $token_info[0];
            $this->accessToken = $token_info[1];
        } else {
            if (isset($_GET['code'])) {
                $code = $_GET["code"];
                $post_values = sprintf("code=%s&redirect_uri=%s&grant_type=authorization_code",
                    $code,
                    $endpoint_redirect
                );
                $token = $this->doCurl($endpoint_oauth_token, $post_values, null, true);
                if (isset($token->access_token)) {
                    $this->accessToken = $token->access_token;
                    $this->tokenType = $token->token_type;
                    $cookie_time = 3600 * 480 + time();//Token expires in 480hrs
                    setcookie('reddit_token', "" . $this->tokenType . ":" . $this->accessToken . "", $cookie_time);
                }
            } else {
                $state = rand();
                $urlAuth = sprintf("%s?response_type=code&client_id=%s&redirect_uri=%s&scope=%s&state=%s&duration=permanent",
                    $endpoint_oauth_authorize,
                    $client_id,
                    $endpoint_redirect,
                    $scopes,
                    $state
                );
                header("Location: $urlAuth");
            }
        }
        $this->apiMain = $endpoint_oauth;
        $this->authMode = 'oauth';
    }

    public function createPost($title = null, $url = null, $subreddit = null)
    {
        $urlSubmit = "" . $this->apiMain . "/api/submit";
        if ($title == null || $subreddit == null) {
            return "Please set a title and URL";
        }
        //Check if post is URL or self post (text)
        $kind = ($url == null) ? "self" : "link";
        //Build post data
        $postData = sprintf("kind=%s&sr=%s&title=%s&r=%s",
            $kind,
            $subreddit,
            urlencode($title),
            $subreddit
        );
        //if link exists add to POST data
        if ($url != null) {
            $postData .= "&url=" . urlencode($url);
        }
        $response = $this->doCurl($urlSubmit, $postData);
    }

    public function approvePost($id)
    {
        $url = "" . $this->apiMain . "/api/approve";
        $postData = "id=$id";
        return $this->doCurl($url, $postData);
    }

    public function getLastUrl($sub)
    {
        $data = $this->getListing($sub);
        return $data->data->children[0]->data->url;
    }

    public function getName($sub)
    {
        $data = $this->getListing($sub);
        return $data->data->children[0]->data->name;
    }

    public function getTitle($sub)
    {
        $data = $this->getListing($sub);
        return $data->data->children[0]->data->title;
    }

    public function getListing($sr, $limit = 5)
    {
       return json_decode(file_get_contents("https://www.reddit.com/r/$sr/new.json?&limit=$limit"));
    }

    private function doCurl($url, $post_values = null, $headers = null, $auth = false)
    {
        $ch = curl_init($url);
        $options = array(
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_CONNECTTIMEOUT => 6,
            CURLOPT_TIMEOUT => 8,
            CURLOPT_USERAGENT => 'write.corbpie blog poster'
        );
        if ($post_values != null) {
            $options[CURLOPT_POSTFIELDS] = $post_values;
            $options[CURLOPT_CUSTOMREQUEST] = "POST";
        }
        if ($this->authMode == 'oauth') {
            $headers = array("Authorization: " . $this->tokenType . " " . $this->accessToken . "");
            $options[CURLOPT_HEADER] = false;
            $options[CURLINFO_HEADER_OUT] = false;
            $options[CURLOPT_HTTPHEADER] = $headers;
        }
        if ($auth) {
            $options[CURLOPT_HTTPAUTH] = CURLAUTH_BASIC;
            $options[CURLOPT_USERPWD] = $this->clientId . ":" . $this->clientSecret;
            $options[CURLOPT_SSLVERSION] = 4;
            $options[CURLOPT_SSL_VERIFYPEER] = false;
            $options[CURLOPT_SSL_VERIFYHOST] = 2;
        }
        curl_setopt_array($ch, $options);
        $apiResponse = curl_exec($ch);
        $response = json_decode($apiResponse);
        curl_close($ch);
        return $response;
    }

    public function getLatestBlogData()
    {
        return json_decode(file_get_contents("https://write.corbpie.com/wp-json/wp/v2/posts"), true);
    }

    public function getLatestBlogUrl($data)
    {
        return $data[0]['link'];
    }

    public function getLatestBlogTitle($data)
    {
        return $data[0]['title']['rendered'];
    }
}