wordpressToTumblr.php

<?php

// Set the following parameters
$tumblrEmail = '';
$tumblrPassword = '';
$file = '';

$tumblr = new Tumblr();
$tumblr->setCredentials($tumblrEmail, $tumblrPassword);

$wpt = new WordpressToTumblr();

$wpt->setWordpressXmlFile($file);
$wpt->loadXML();

$wpt->setTumblrObject($tumblr);

$wpt->postToTumblr();

class WordpressToTumblr {

    private $wpExportFile;
    private $xml;
    private $tumblr;

    public function setWordpressXmlFile($file) {
        $this->wpExportFile = $file;
    }

    public function loadXML() {
        $this->xml = simplexml_load_file($this->wpExportFile);
    }

    public function setTumblrObject($obj) {
        $this->tumblr = $obj;
    }

    public function postToTumblr() {

        $ns = $this->xml->getNamespaces(true);
        foreach ($this->xml->channel[0]->item as $item) {
            $title = (string)$item->title;
            $body = (string)$item->children($ns['content'])->encoded;
            $pubDate = (string)$item->children($ns['wp'])->post_date;
            $this->tumblr->postRegular( $title , $body, array('date' => $pubDate));
        }
    }

}

class Tumblr {

    private $pass;
    private $email;
    private $baseUrl = 'http://www.tumblr.com/api/';
    private $postParameters = array(
        'type' => null,
        'generator' => null,
        'date' => null,
        'private' => '0',
        'tags' => null,
        'format' => 'html',
        'group' => null,
        'slug' => null,
        'state' => 'published',
        'send-to-twitter' => 'no'
    );

    public function setCredentials($user, $pass) {
        $this->email = $user;
        $this->pass = $pass;
    }

    private function write($postType, $params = array()) {
        if (empty($params)) {
            return false;
        }
        // add tumblr credentials
        $params = array_merge(
                $params, array('email' => $this->email, 'password' => $this->pass)
        );
        $tumblrURL = $this->baseUrl . 'write';
        return $this->executeRequest($tumblrURL, $params);
    }

    public function postRegular($title, $body, $additionalParams = array()) {
        if (empty($title) || empty($body)) {
            return false;
        }

        $params = array_intersect_key($additionalParams, $this->postParameters);
        $params = array_merge(
                $params, array('title' => $title, 'body' => $body, 'type' => 'regular')
        );

        return $this->write('regular',$params);
    }

    private function executeRequest($url, $params) {
        
        $data = http_build_query($params);
        $c = curl_init($url);
        curl_setopt($c, CURLOPT_POST, true);
        curl_setopt($c, CURLOPT_POSTFIELDS, $data);
        curl_setopt($c, CURLOPT_RETURNTRANSFER, true);
        $result = curl_exec($c);
        $status = curl_getinfo($c, CURLINFO_HTTP_CODE);
        curl_close($c);

        // Check for success
        if ($status == 201) {
            echo "Success! The request executed succesfully.\n";
            return $result;
        } else if ($status == 403) {
            echo 'Bad email or password';            
            return false;
        } else {
            echo "Error: $result\n";
            return false;
        }
    }

}

?>