Flickr-Gallery revised phpFlickr.php

<?php
/* phpFlickr Class 3.0-dev
 * Written by Dan Coulter ([email protected])
 * Project Home Page: http://phpflickr.com/
 * Released under GNU Lesser General Public License (http://www.gnu.org/copyleft/lgpl.html)
 * For more information about the class and upcoming tools and toys using it,
 * visit http://www.phpflickr.com/
 *
 *   For installation instructions, open the README.txt file packaged with this
 *   class. If you don't have a copy, you can see it at:
 *   http://www.phpflickr.com/README.txt
 *
 *   Please submit all problems or questions to the Help Forum on my Google Code project page:
 *       http://code.google.com/p/phpflickr/issues/list
 *
 */
if ( !class_exists('phpFlickr') ) {
    if (session_id() == "") {
        @session_start();
    }

    class phpFlickr {
        var $api_key;
        var $secret;

        var $rest_endpoint = 'https://api.flickr.com/services/rest/';
        var $upload_endpoint = 'https://api.flickr.com/services/upload/';
        var $replace_endpoint = 'https://api.flickr.com/services/replace/';
        var $req;
        var $response;
        var $parsed_response;
        var $cache = false;
        var $cache_db = null;
        var $cache_table = null;
        var $cache_dir = null;
        var $cache_expire = null;
        var $cache_key = null;
        var $last_request = null;
        var $die_on_error;
        var $error_code;
        Var $error_msg;
        var $token;
        var $php_version;
        var $custom_post = null, $custom_cache_get = null, $custom_cache_set = null;

        /*
         * When your database cache table hits this many rows, a cleanup
         * will occur to get rid of all of the old rows and cleanup the
         * garbage in the table.  For most personal apps, 1000 rows should
         * be more than enough.  If your site gets hit by a lot of traffic
         * or you have a lot of disk space to spare, bump this number up.
         * You should try to set it high enough that the cleanup only
         * happens every once in a while, so this will depend on the growth
         * of your table.
         */
        var $max_cache_rows = 1000;

        function phpFlickr ($api_key, $secret = NULL, $die_on_error = false) {
            //The API Key must be set before any calls can be made.  You can
            //get your own at http://www.flickr.com/services/api/misc.api_keys.html
            $this->api_key = $api_key;
            $this->secret = $secret;
            $this->die_on_error = $die_on_error;
            $this->service = "flickr";

            //Find the PHP version and store it for future reference
            $this->php_version = explode("-", phpversion());
            $this->php_version = explode(".", $this->php_version[0]);
        }

        function enableCache ($type, $connection, $cache_expire = 600, $table = 'flickr_cache') {
            // Turns on caching.  $type must be either "db" (for database caching) or "fs" (for filesystem).
            // When using db, $connection must be a PEAR::DB connection string. Example:
            //    "mysql://user:password@server/database"
            // If the $table, doesn't exist, it will attempt to create it.
            // When using file system, caching, the $connection is the folder that the web server has write
            // access to. Use absolute paths for best results.  Relative paths may have unexpected behavior
            // when you include this.  They'll usually work, you'll just want to test them.
            if ($type == 'db') {
                die("no database caching for now!");
            /*
                require_once 'DB.php';
                $db =& DB::connect($connection);
                if (PEAR::isError($db)) {
                    die($db->getMessage());
                }

                /*
                 * If high performance is crucial, you can easily comment
                 * out this query once you've created your database table.
                 */
    /*
                $db->query("
                    CREATE TABLE IF NOT EXISTS `$table` (
                        `request` CHAR( 35 ) NOT NULL ,
                        `response` MEDIUMTEXT NOT NULL ,
                        `expiration` DATETIME NOT NULL ,
                        INDEX ( `request` )
                    ) TYPE = MYISAM");

                if ($db->getOne("SELECT COUNT(*) FROM $table") > $this->max_cache_rows) {
                    $db->query("DELETE FROM $table WHERE expiration < DATE_SUB(NOW(), INTERVAL $cache_expire second)");
                    $db->query('OPTIMIZE TABLE ' . $this->cache_table);
                }

                $this->cache = 'db';
                $this->cache_db = $db;
                $this->cache_table = $table;
                */
            } elseif ($type == 'fs') {
                $this->cache = 'fs';
                $connection = realpath($connection);
                $this->cache_dir = $connection;
                if ($dir = opendir($this->cache_dir)) {
                    while ($file = readdir($dir)) {
                        if (substr($file, -6) == '.cache' && ((filemtime($this->cache_dir . '/' . $file) + $cache_expire) < time()) ) {
                            unlink($this->cache_dir . '/' . $file);
                        }
                    }
                }
            } elseif ( $type == 'custom' ) {
                $this->cache = "custom";
                $this->custom_cache_get = $connection[0];
                $this->custom_cache_set = $connection[1];
            }
            $this->cache_expire = $cache_expire;
        }

        function getCached ($request)
        {
            //Checks the database or filesystem for a cached result to the request.
            //If there is no cache result, it returns a value of false. If it finds one,
            //it returns the unparsed XML.
            foreach ( $request as $key => $value ) {
                if ( empty($value) ) unset($request[$key]);
                else $request[$key] = (string) $request[$key];
            }
            //if ( is_user_logged_in() ) print_r($request);
            $reqhash = md5(serialize($request));
            $this->cache_key = $reqhash;
            $this->cache_request = $request;
            if ($this->cache == 'db') {
                $result = $this->cache_db->getOne("SELECT response FROM " . $this->cache_table . " WHERE request = ? AND DATE_SUB(NOW(), INTERVAL " . (int) $this->cache_expire . " SECOND) < expiration", $reqhash);
                if (!empty($result)) {
                    return $result;
                }
            } elseif ($this->cache == 'fs') {
                $file = $this->cache_dir . '/' . $reqhash . '.cache';
                if (file_exists($file)) {
                    if ($this->php_version[0] > 4 || ($this->php_version[0] == 4 && $this->php_version[1] >= 3)) {
                        return file_get_contents($file);
                    } else {
                        return implode('', file($file));
                    }
                }
            } elseif ( $this->cache == 'custom' ) {
                return call_user_func_array($this->custom_cache_get, array($reqhash));
            }
            return false;
        }

        function cache ($request, $response)
        {
            //Caches the unparsed response of a request.
            unset($request['api_sig']);
            foreach ( $request as $key => $value ) {
                if ( empty($value) ) unset($request[$key]);
                else $request[$key] = (string) $request[$key];
            }
            $reqhash = md5(serialize($request));
            if ($this->cache == 'db') {
                //$this->cache_db->query("DELETE FROM $this->cache_table WHERE request = '$reqhash'");
                if ($this->cache_db->getOne("SELECT COUNT(*) FROM {$this->cache_table} WHERE request = '$reqhash'")) {
                    $sql = "UPDATE " . $this->cache_table . " SET response = ?, expiration = ? WHERE request = ?";
                    $this->cache_db->query($sql, array($response, strftime("%Y-%m-%d %H:%M:%S"), $reqhash));
                } else {
                    $sql = "INSERT INTO " . $this->cache_table . " (request, response, expiration) VALUES ('$reqhash', '" . str_replace("'", "''", $response) . "', '" . strftime("%Y-%m-%d %H:%M:%S") . "')";
                    $this->cache_db->query($sql);
                }
            } elseif ($this->cache == "fs") {
                $file = $this->cache_dir . "/" . $reqhash . ".cache";
                $fstream = fopen($file, "w");
                $result = fwrite($fstream,$response);
                fclose($fstream);
                return $result;
            } elseif ( $this->cache == "custom" ) {
                return call_user_func_array($this->custom_cache_set, array($reqhash, $response, $this->cache_expire));
            }
            return false;
        }

        function setCustomPost ( $function ) {
            $this->custom_post = $function;
        }

        function post ($data, $type = null) {
            if ( is_null($type) ) {
                $url = $this->rest_endpoint;
            }

            if ( !is_null($this->custom_post) ) {
                return call_user_func($this->custom_post, $url, $data);
            }

            if ( !preg_match("|https://(.*?)(/.*)|", $url, $matches) ) {
                die('There was some problem figuring out your endpoint');
            }

            foreach ( $data as $key => $value ) {
                $data[$key] = $key . '=' . urlencode($value);
            }
            $data = implode('&', $data);


            $fp = @pfsockopen($matches[1], 80);
            if (!$fp) {
                die('Could not connect to the web service');
            }
            fputs ($fp,'POST ' . $matches[2] . " HTTP/1.1\n");
            fputs ($fp,'Host: ' . $matches[1] . "\n");
            fputs ($fp,"Content-type: application/x-www-form-urlencoded\n");
            fputs ($fp,"Content-length: ".strlen($data)."\n");
            fputs ($fp,"Connection: close\r\n\r\n");
            fputs ($fp,$data . "\n\n");
            $response = "";
            while(!feof($fp)) {
                $response .= fgets($fp, 1024);
            }
            fclose ($fp);
            $chunked = false;
            $http_status = trim(substr($response, 0, strpos($response, "\n")));
            if ( $http_status != 'HTTP/1.1 200 OK' ) {
                die('The web service endpoint returned a "' . $http_status . '" response');
            }
            if ( strpos($response, 'Transfer-Encoding: chunked') !== false ) {
                $temp = trim(strstr($response, "\r\n\r\n"));
                $response = '';
                $length = trim(substr($temp, 0, strpos($temp, "\r")));
                while ( trim($temp) != "0" && ($length = trim(substr($temp, 0, strpos($temp, "\r")))) != "0" ) {
                    $response .= trim(substr($temp, strlen($length)+2, hexdec($length)));
                    $temp = trim(substr($temp, strlen($length) + 2 + hexdec($length)));
                }
            } elseif ( strpos($response, 'HTTP/1.1 200 OK') !== false ) {
                $response = trim(strstr($response, "\r\n\r\n"));
            }
            return $response;
        }

        function request ($command, $args = array(), $nocache = false)
        {
            //Sends a request to Flickr's REST endpoint via POST.
            if (substr($command,0,7) != "flickr.") {
                $command = "flickr." . $command;
            }

            //Process arguments, including method and login data.
            $args = array_merge(array("method" => $command, "format" => "php_serial", "api_key" => $this->api_key), $args);
            if (!empty($this->token)) {
                $args = array_merge($args, array("auth_token" => $this->token));
            } elseif (!empty($_SESSION['phpFlickr_auth_token'])) {
                $args = array_merge($args, array("auth_token" => $_SESSION['phpFlickr_auth_token']));
            }
            ksort($args);
            $auth_sig = "";
            $this->last_request = $args;
            if (!($this->response = $this->getCached($args)) || $nocache) {
                foreach ($args as $key => $data) {
                    if ( is_null($data) ) {
                        unset($args[$key]);
                        continue;
                    }
                    $auth_sig .= $key . $data;
                }
                if (!empty($this->secret)) {
                    $api_sig = md5($this->secret . $auth_sig);
                    $args['api_sig'] = $api_sig;
                }
                $this->response = $this->post($args);
                $this->cache($args, $this->response);
            }

            /*
             * Uncomment this line (and comment out the next one) if you're doing large queries
             * and you're concerned about time.  This will, however, change the structure of
             * the result, so be sure that you look at the results.
             */
            //$this->parsed_response = unserialize($this->response);
            $this->parsed_response = $this->clean_text_nodes(unserialize($this->response));
            if ($this->parsed_response['stat'] == 'fail') {
                if ($this->die_on_error) die("The Flickr API returned the following error: #{$this->parsed_response['code']} - {$this->parsed_response['message']}");
                else {
                    $this->error_code = $this->parsed_response['code'];
                    $this->error_msg = $this->parsed_response['message'];
                    $this->parsed_response = false;
                }
            } else {
                $this->error_code = false;
                $this->error_msg = false;
            }
            return $this->response;
        }

        function clean_text_nodes ($arr) {
            if (!is_array($arr)) {
                return $arr;
            } elseif (count($arr) == 0) {
                return $arr;
            } elseif (count($arr) == 1 && array_key_exists('_content', $arr)) {
                return $arr['_content'];
            } else {
                foreach ($arr as $key => $element) {
                    $arr[$key] = $this->clean_text_nodes($element);
                }
                return($arr);
            }
        }

        function setToken ($token) {
            // Sets an authentication token to use instead of the session variable
            $this->token = $token;
        }

        function setProxy ($server, $port) {
            // Sets the proxy for all phpFlickr calls.
            $this->req->setProxy($server, $port);
        }

        function getErrorCode () {
            // Returns the error code of the last call.  If the last call did not
            // return an error. This will return a false boolean.
            return $this->error_code;
        }

        function getErrorMsg () {
            // Returns the error message of the last call.  If the last call did not
            // return an error. This will return a false boolean.
            return $this->error_msg;
        }

        /* These functions are front ends for the flickr calls */

        function buildPhotoURL ($photo, $size = "Medium") {
            //receives an array (can use the individual photo data returned
            //from an API call) and returns a URL (doesn't mean that the
            //file size exists)
            $sizes = array(
                "square" => "_s",
                "thumbnail" => "_t",
                "small" => "_m",
                "medium" => "",
                "large" => "_b",
                "original" => "_o"
            );

            $size = strtolower($size);
            if (!array_key_exists($size, $sizes)) {
                $size = "medium";
            }

            if ($size == "original") {
                $url = "https://farm" . $photo['farm'] . ".static.flickr.com/" . $photo['server'] . "/" . $photo['id'] . "_" . $photo['originalsecret'] . "_o" . "." . $photo['originalformat'];
            } else {
                $url = "https://farm" . $photo['farm'] . ".static.flickr.com/" . $photo['server'] . "/" . $photo['id'] . "_" . $photo['secret'] . $sizes[$size] . ".jpg";
            }
            return $url;
        }

        function getFriendlyGeodata ($lat, $lon) {
            /* I've added this method to get the friendly geodata (i.e. 'in New York, NY') that the
             * website provides, but isn't available in the API. I'm providing this service as long
             * as it doesn't flood my server with requests and crash it all the time.
             */
            return unserialize(file_get_contents('http://phpflickr.com/geodata/?format=php&lat=' . $lat . '&lon=' . $lon));
        }

        function sync_upload ($photo, $title = null, $description = null, $tags = null, $is_public = null, $is_friend = null, $is_family = null) {
            $upload_req =& new HTTP_Request();
            $upload_req->setMethod(HTTP_REQUEST_METHOD_POST);


            $upload_req->setURL($this->Upload);
            $upload_req->clearPostData();

            //Process arguments, including method and login data.
            $args = array("api_key" => $this->api_key, "title" => $title, "description" => $description, "tags" => $tags, "is_public" => $is_public, "is_friend" => $is_friend, "is_family" => $is_family);
            if (!empty($this->email)) {
                $args = array_merge($args, array("email" => $this->email));
            }
            if (!empty($this->password)) {
                $args = array_merge($args, array("password" => $this->password));
            }
            if (!empty($this->token)) {
                $args = array_merge($args, array("auth_token" => $this->token));
            } elseif (!empty($_SESSION['phpFlickr_auth_token'])) {
                $args = array_merge($args, array("auth_token" => $_SESSION['phpFlickr_auth_token']));
            }

            ksort($args);
            $auth_sig = "";
            foreach ($args as $key => $data) {
                if ($data !== null) {
                    $auth_sig .= $key . $data;
                    $upload_req->addPostData($key, $data);
                }
            }
            if (!empty($this->secret)) {
                $api_sig = md5($this->secret . $auth_sig);
                $upload_req->addPostData("api_sig", $api_sig);
            }

            $photo = realpath($photo);

            $result = $upload_req->addFile("photo", $photo);

            if (PEAR::isError($result)) {
                die($result->getMessage());
            }

            //Send Requests
            if ($upload_req->sendRequest()) {
                $this->response = $upload_req->getResponseBody();
            } else {
                die("There has been a problem sending your command to the server.");
            }

            $rsp = explode("\n", $this->response);
            foreach ($rsp as $line) {
                if (ereg('<err code="([0-9]+)" msg="(.*)"', $line, $match)) {
                    if ($this->die_on_error)
                        die("The Flickr API returned the following error: #{$match[1]} - {$match[2]}");
                    else {
                        $this->error_code = $match[1];
                        $this->error_msg = $match[2];
                        $this->parsed_response = false;
                        return false;
                    }
                } elseif (ereg("<photoid>(.*)</photoid>", $line, $match)) {
                    $this->error_code = false;
                    $this->error_msg = false;
                    return $match[1];
                }
            }
        }

        function async_upload ($photo, $title = null, $description = null, $tags = null, $is_public = null, $is_friend = null, $is_family = null) {
            $upload_req =& new HTTP_Request();
            $upload_req->setMethod(HTTP_REQUEST_METHOD_POST);

            $upload_req->setURL($this->Upload);
            $upload_req->clearPostData();

            //Process arguments, including method and login data.
            $args = array("async" => 1, "api_key" => $this->api_key, "title" => $title, "description" => $description, "tags" => $tags, "is_public" => $is_public, "is_friend" => $is_friend, "is_family" => $is_family);
            if (!empty($this->email)) {
                $args = array_merge($args, array("email" => $this->email));
            }
            if (!empty($this->password)) {
                $args = array_merge($args, array("password" => $this->password));
            }
            if (!empty($this->token)) {
                $args = array_merge($args, array("auth_token" => $this->token));
            } elseif (!empty($_SESSION['phpFlickr_auth_token'])) {
                $args = array_merge($args, array("auth_token" => $_SESSION['phpFlickr_auth_token']));
            }

            ksort($args);
            $auth_sig = "";
            foreach ($args as $key => $data) {
                if ($data !== null) {
                    $auth_sig .= $key . $data;
                    $upload_req->addPostData($key, $data);
                }
            }
            if (!empty($this->secret)) {
                $api_sig = md5($this->secret . $auth_sig);
                $upload_req->addPostData("api_sig", $api_sig);
            }

            $photo = realpath($photo);

            $result = $upload_req->addFile("photo", $photo);

            if (PEAR::isError($result)) {
                die($result->getMessage());
            }

            //Send Requests
            if ($upload_req->sendRequest()) {
                $this->response = $upload_req->getResponseBody();
            } else {
                die("There has been a problem sending your command to the server.");
            }

            $rsp = explode("\n", $this->response);
            foreach ($rsp as $line) {
                if (ereg('<err code="([0-9]+)" msg="(.*)"', $line, $match)) {
                    if ($this->die_on_error)
                        die("The Flickr API returned the following error: #{$match[1]} - {$match[2]}");
                    else {
                        $this->error_code = $match[1];
                        $this->error_msg = $match[2];
                        $this->parsed_response = false;
                        return false;
                    }
                } elseif (ereg("<ticketid>(.*)</", $line, $match)) {
                    $this->error_code = false;
                    $this->error_msg = false;
                    return $match[1];
                }
            }
        }

        // Interface for new replace API method.
        function replace ($photo, $photo_id, $async = null) {
            $upload_req =& new HTTP_Request();
            $upload_req->setMethod(HTTP_REQUEST_METHOD_POST);

            $upload_req->setURL($this->Replace);
            $upload_req->clearPostData();

            //Process arguments, including method and login data.
            $args = array("api_key" => $this->api_key, "photo_id" => $photo_id, "async" => $async);
            if (!empty($this->email)) {
                $args = array_merge($args, array("email" => $this->email));
            }
            if (!empty($this->password)) {
                $args = array_merge($args, array("password" => $this->password));
            }
            if (!empty($this->token)) {
                $args = array_merge($args, array("auth_token" => $this->token));
            } elseif (!empty($_SESSION['phpFlickr_auth_token'])) {
                $args = array_merge($args, array("auth_token" => $_SESSION['phpFlickr_auth_token']));
            }

            ksort($args);
            $auth_sig = "";
            foreach ($args as $key => $data) {
                if ($data !== null) {
                    $auth_sig .= $key . $data;
                    $upload_req->addPostData($key, $data);
                }
            }
            if (!empty($this->secret)) {
                $api_sig = md5($this->secret . $auth_sig);
                $upload_req->addPostData("api_sig", $api_sig);
            }

            $photo = realpath($photo);

            $result = $upload_req->addFile("photo", $photo);

            if (PEAR::isError($result)) {
                die($result->getMessage());
            }

            //Send Requests
            if ($upload_req->sendRequest()) {
                $this->response = $upload_req->getResponseBody();
            } else {
                die("There has been a problem sending your command to the server.");
            }
            if ($async == 1)
                $find = 'ticketid';
             else
                $find = 'photoid';

            $rsp = explode("\n", $this->response);
            foreach ($rsp as $line) {
                if (ereg('<err code="([0-9]+)" msg="(.*)"', $line, $match)) {
                    if ($this->die_on_error)
                        die("The Flickr API returned the following error: #{$match[1]} - {$match[2]}");
                    else {
                        $this->error_code = $match[1];
                        $this->error_msg = $match[2];
                        $this->parsed_response = false;
                        return false;
                    }
                } elseif (ereg("<" . $find . ">(.*)</", $line, $match)) {
                    $this->error_code = false;
                    $this->error_msg = false;
                    return $match[1];
                }
            }
        }

        function auth ($perms = "read", $remember_uri = true) {
            // Redirects to Flickr's authentication piece if there is no valid token.
            // If remember_uri is set to false, the callback script (included) will
            // redirect to its default page.

            if (empty($_SESSION['phpFlickr_auth_token']) && empty($this->token)) {
                if ( $remember_uri === true ) {
                    session_register('phpFlickr_auth_redirect');
                    $_SESSION['phpFlickr_auth_redirect'] = $_SERVER['REQUEST_URI'];
                } elseif ( $remember_uri !== false ) {
                    session_register('phpFlickr_auth_redirect');
                    $_SESSION['phpFlickr_auth_redirect'] = $remember_uri;
                }
                $api_sig = md5($this->secret . "api_key" . $this->api_key . "perms" . $perms);

                if ($this->service == "23") {
                    header("Location: http://www.23hq.com/services/auth/?api_key=" . $this->api_key . "&perms=" . $perms . "&api_sig=". $api_sig);
                } else {
                    header("Location: https://www.flickr.com/services/auth/?api_key=" . $this->api_key . "&perms=" . $perms . "&api_sig=". $api_sig);
                }
                exit;
            } else {
                $tmp = $this->die_on_error;
                $this->die_on_error = false;
                $rsp = $this->auth_checkToken();
                if ($this->error_code !== false) {
                    unset($_SESSION['phpFlickr_auth_token']);
                    $this->auth($perms, $remember_uri);
                }
                $this->die_on_error = $tmp;
                return $rsp['perms'];
            }
        }

        /*******************************

        To use the phpFlickr::call method, pass a string containing the API method you want
        to use and an associative array of arguments.  For example:
            $result = $f->call("flickr.photos.comments.getList", array("photo_id"=>'34952612'));
        This method will allow you to make calls to arbitrary methods that haven't been
        implemented in phpFlickr yet.

        *******************************/

        function call ($method, $arguments) {
            foreach ( $arguments as $key => $value ) {
                if ( is_null($value) ) unset($arguments[$key]);
            }
            $this->request($method, $arguments);
            return $this->parsed_response ? $this->parsed_response : false;
        }

        /*
            These functions are the direct implementations of flickr calls.
            For method documentation, including arguments, visit the address
            included in a comment in the function.
        */

        /* Activity methods */
        function activity_userComments ($per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.activity.userComments.html */
            $this->request('flickr.activity.userComments', array("per_page" => $per_page, "page" => $page));
            return $this->parsed_response ? $this->parsed_response['items']['item'] : false;
        }

        function activity_userPhotos ($timeframe = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.activity.userPhotos.html */
            $this->request('flickr.activity.userPhotos', array("timeframe" => $timeframe, "per_page" => $per_page, "page" => $page));
            return $this->parsed_response ? $this->parsed_response['items']['item'] : false;
        }

        /* Authentication methods */
        function auth_checkToken () {
            /* http://www.flickr.com/services/api/flickr.auth.checkToken.html */
            $this->request('flickr.auth.checkToken');
            return $this->parsed_response ? $this->parsed_response['auth'] : false;
        }

        function auth_getFrob () {
            /* http://www.flickr.com/services/api/flickr.auth.getFrob.html */
            $this->request('flickr.auth.getFrob');
            return $this->parsed_response ? $this->parsed_response['frob'] : false;
        }

        function auth_getFullToken ($mini_token) {
            /* http://www.flickr.com/services/api/flickr.auth.getFullToken.html */
            $this->request('flickr.auth.getFullToken', array('mini_token'=>$mini_token));
            return $this->parsed_response ? $this->parsed_response['auth'] : false;
        }

        function auth_getToken ($frob) {
            /* http://www.flickr.com/services/api/flickr.auth.getToken.html */
            $this->request('flickr.auth.getToken', array('frob'=>$frob));
            session_register('phpFlickr_auth_token');
            $_SESSION['phpFlickr_auth_token'] = $this->parsed_response['auth']['token'];
            return $this->parsed_response ? $this->parsed_response['auth'] : false;
        }

        /* Blogs methods */
        function blogs_getList ($service = NULL) {
            /* http://www.flickr.com/services/api/flickr.blogs.getList.html */
            $rsp = $this->call('flickr.blogs.getList', array('service' => $service));
            return $rsp['blogs']['blog'];
        }

        function blogs_getServices () {
            /* http://www.flickr.com/services/api/flickr.blogs.getServices.html */
            return $this->call('flickr.blogs.getServices', array());
        }

        function blogs_postPhoto ($blog_id = NULL, $photo_id, $title, $description, $blog_password = NULL, $service = NULL) {
            /* http://www.flickr.com/services/api/flickr.blogs.postPhoto.html */
            return $this->call('flickr.blogs.postPhoto', array('blog_id' => $blog_id, 'photo_id' => $photo_id, 'title' => $title, 'description' => $description, 'blog_password' => $blog_password, 'service' => $service));
        }

        /* Collections Methods */
        function collections_getInfo ($collection_id) {
            /* http://www.flickr.com/services/api/flickr.collections.getInfo.html */
            return $this->call('flickr.collections.getInfo', array('collection_id' => $collection_id));
        }

        function collections_getTree ($collection_id = NULL, $user_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.collections.getTree.html */
            return $this->call('flickr.collections.getTree', array('collection_id' => $collection_id, 'user_id' => $user_id));
        }

        /* Commons Methods */
        function commons_getInstitutions () {
            /* http://www.flickr.com/services/api/flickr.commons.getInstitutions.html */
            return $this->call('flickr.commons.getInstitutions', array());
        }

        /* Contacts Methods */
        function contacts_getList ($filter = NULL, $page = NULL, $per_page = NULL) {
            /* http://www.flickr.com/services/api/flickr.contacts.getList.html */
            $this->request('flickr.contacts.getList', array('filter'=>$filter, 'page'=>$page, 'per_page'=>$per_page));
            return $this->parsed_response ? $this->parsed_response['contacts'] : false;
        }

        function contacts_getPublicList ($user_id, $page = NULL, $per_page = NULL) {
            /* http://www.flickr.com/services/api/flickr.contacts.getPublicList.html */
            $this->request('flickr.contacts.getPublicList', array('user_id'=>$user_id, 'page'=>$page, 'per_page'=>$per_page));
            return $this->parsed_response ? $this->parsed_response['contacts'] : false;
        }

        function contacts_getListRecentlyUploaded ($date_lastupload = NULL, $filter = NULL) {
            /* http://www.flickr.com/services/api/flickr.contacts.getListRecentlyUploaded.html */
            return $this->call('flickr.contacts.getListRecentlyUploaded', array('date_lastupload' => $date_lastupload, 'filter' => $filter));
        }

        /* Favorites Methods */
        function favorites_add ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.favorites.add.html */
            $this->request('flickr.favorites.add', array('photo_id'=>$photo_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function favorites_getList ($user_id = NULL, $min_fave_date = NULL, $max_fave_date = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.favorites.getList.html */
            return $this->call('flickr.favorites.getList', array('user_id' => $user_id, 'min_fave_date' => $min_fave_date, 'max_fave_date' => $max_fave_date, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function favorites_getPublicList ($user_id, $min_fave_date = NULL, $max_fave_date = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.favorites.getPublicList.html */
            return $this->call('flickr.favorites.getPublicList', array('user_id' => $user_id, 'min_fave_date' => $min_fave_date, 'max_fave_date' => $max_fave_date, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function favorites_remove ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.favorites.remove.html */
            $this->request("flickr.favorites.remove", array("photo_id"=>$photo_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Galleries Methods */
        function galleries_addPhoto ($gallery_id, $photo_id, $comment = NULL) {
            /* http://www.flickr.com/services/api/flickr.galleries.addPhoto.html */
            return $this->call('flickr.galleries.addPhoto', array('gallery_id' => $gallery_id, 'photo_id' => $photo_id, 'comment' => $comment));
        }

        function galleries_getList ($user_id, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.galleries.getList.html */
            return $this->call('flickr.galleries.getList', array('user_id' => $user_id, 'per_page' => $per_page, 'page' => $page));
        }

        function galleries_getListForPhoto ($photo_id, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.galleries.getListForPhoto.html */
            return $this->call('flickr.galleries.getListForPhoto', array('photo_id' => $photo_id, 'per_page' => $per_page, 'page' => $page));
        }

        /* Groups Methods */
        function groups_browse ($cat_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.groups.browse.html */
            $this->request("flickr.groups.browse", array("cat_id"=>$cat_id));
            return $this->parsed_response ? $this->parsed_response['category'] : false;
        }

        function groups_getInfo ($group_id, $lang = NULL) {
            /* http://www.flickr.com/services/api/flickr.groups.getInfo.html */
            return $this->call('flickr.groups.getInfo', array('group_id' => $group_id, 'lang' => $lang));
        }

        function groups_search ($text, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.groups.search.html */
            $this->request("flickr.groups.search", array("text"=>$text,"per_page"=>$per_page,"page"=>$page));
            return $this->parsed_response ? $this->parsed_response['groups'] : false;
        }

        /* Groups Members Methods */
        function groups_members_getList ($group_id, $membertypes = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.groups.members.getList.html */
            return $this->call('flickr.groups.members.getList', array('group_id' => $group_id, 'membertypes' => $membertypes, 'per_page' => $per_page, 'page' => $page));
        }

        /* Groups Pools Methods */
        function groups_pools_add ($photo_id, $group_id) {
            /* http://www.flickr.com/services/api/flickr.groups.pools.add.html */
            $this->request("flickr.groups.pools.add", array("photo_id"=>$photo_id, "group_id"=>$group_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function groups_pools_getContext ($photo_id, $group_id) {
            /* http://www.flickr.com/services/api/flickr.groups.pools.getContext.html */
            $this->request("flickr.groups.pools.getContext", array("photo_id"=>$photo_id, "group_id"=>$group_id));
            return $this->parsed_response ? $this->parsed_response : false;
        }

        function groups_pools_getGroups ($page = NULL, $per_page = NULL) {
            /* http://www.flickr.com/services/api/flickr.groups.pools.getGroups.html */
            $this->request("flickr.groups.pools.getGroups", array('page'=>$page, 'per_page'=>$per_page));
            return $this->parsed_response ? $this->parsed_response['groups'] : false;
        }

        function groups_pools_getPhotos ($group_id, $tags = NULL, $user_id = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.groups.pools.getPhotos.html */
            if (is_array($extras)) {
                $extras = implode(",", $extras);
            }
            $this->request("flickr.groups.pools.getPhotos", array("group_id"=>$group_id, "tags"=>$tags, "user_id"=>$user_id, "extras"=>$extras, "per_page"=>$per_page, "page"=>$page));
            return $this->parsed_response ? $this->parsed_response['photos'] : false;
        }

        function groups_pools_remove ($photo_id, $group_id) {
            /* http://www.flickr.com/services/api/flickr.groups.pools.remove.html */
            $this->request("flickr.groups.pools.remove", array("photo_id"=>$photo_id, "group_id"=>$group_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Interestingness methods */
        function interestingness_getList ($date = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.interestingness.getList.html */
            if (is_array($extras)) {
                $extras = implode(",", $extras);
            }

            $this->request("flickr.interestingness.getList", array("date"=>$date, "extras"=>$extras, "per_page"=>$per_page, "page"=>$page));
            return $this->parsed_response ? $this->parsed_response['photos'] : false;
        }

        /* Machine Tag methods */
        function machinetags_getNamespaces ($predicate = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.machinetags.getNamespaces.html */
            return $this->call('flickr.machinetags.getNamespaces', array('predicate' => $predicate, 'per_page' => $per_page, 'page' => $page));
        }

        function machinetags_getPairs ($namespace = NULL, $predicate = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.machinetags.getPairs.html */
            return $this->call('flickr.machinetags.getPairs', array('namespace' => $namespace, 'predicate' => $predicate, 'per_page' => $per_page, 'page' => $page));
        }

        function machinetags_getPredicates ($namespace = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.machinetags.getPredicates.html */
            return $this->call('flickr.machinetags.getPredicates', array('namespace' => $namespace, 'per_page' => $per_page, 'page' => $page));
        }

        function machinetags_getRecentValues ($namespace = NULL, $predicate = NULL, $added_since = NULL) {
            /* http://www.flickr.com/services/api/flickr.machinetags.getRecentValues.html */
            return $this->call('flickr.machinetags.getRecentValues', array('namespace' => $namespace, 'predicate' => $predicate, 'added_since' => $added_since));
        }

        function machinetags_getValues ($namespace, $predicate, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.machinetags.getValues.html */
            return $this->call('flickr.machinetags.getValues', array('namespace' => $namespace, 'predicate' => $predicate, 'per_page' => $per_page, 'page' => $page));
        }

        /* Panda methods */
        function panda_getList () {
            /* http://www.flickr.com/services/api/flickr.panda.getList.html */
            return $this->call('flickr.panda.getList', array());
        }

        function panda_getPhotos ($panda_name, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.panda.getPhotos.html */
            return $this->call('flickr.panda.getPhotos', array('panda_name' => $panda_name, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        /* People methods */
        function people_findByEmail ($find_email) {
            /* http://www.flickr.com/services/api/flickr.people.findByEmail.html */
            $this->request("flickr.people.findByEmail", array("find_email"=>$find_email));
            return $this->parsed_response ? $this->parsed_response['user'] : false;
        }

        function people_findByUsername ($username) {
            /* http://www.flickr.com/services/api/flickr.people.findByUsername.html */
            $this->request("flickr.people.findByUsername", array("username"=>$username));
            return $this->parsed_response ? $this->parsed_response['user'] : false;
        }

        function people_getInfo ($user_id) {
            /* http://www.flickr.com/services/api/flickr.people.getInfo.html */
            $this->request("flickr.people.getInfo", array("user_id"=>$user_id));
            return $this->parsed_response ? $this->parsed_response['person'] : false;
        }

        function people_getPhotos ($user_id, $args = array()) {
            /* This function strays from the method of arguments that I've
             * used in the other functions for the fact that there are just
             * so many arguments to this API method. What you'll need to do
             * is pass an associative array to the function containing the
             * arguments you want to pass to the API.  For example:
             *   $photos = $f->photos_search(array("tags"=>"brown,cow", "tag_mode"=>"any"));
             * This will return photos tagged with either "brown" or "cow"
             * or both. See the API documentation (link below) for a full
             * list of arguments.
             */

             /* http://www.flickr.com/services/api/flickr.people.getPhotos.html */
            return $this->call('flickr.people.getPhotos', array_merge(array('user_id' => $user_id), $args));
        }

        function people_getPhotosOf ($user_id, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.people.getPhotosOf.html */
            return $this->call('flickr.people.getPhotosOf', array('user_id' => $user_id, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function people_getPublicGroups ($user_id) {
            /* http://www.flickr.com/services/api/flickr.people.getPublicGroups.html */
            $this->request("flickr.people.getPublicGroups", array("user_id"=>$user_id));
            return $this->parsed_response ? $this->parsed_response['groups']['group'] : false;
        }

        function people_getPublicPhotos ($user_id, $safe_search = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.people.getPublicPhotos.html */
            return $this->call('flickr.people.getPublicPhotos', array('user_id' => $user_id, 'safe_search' => $safe_search, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function people_getUploadStatus () {
            /* http://www.flickr.com/services/api/flickr.people.getUploadStatus.html */
            /* Requires Authentication */
            $this->request("flickr.people.getUploadStatus");
            return $this->parsed_response ? $this->parsed_response['user'] : false;
        }


        /* Photos Methods */
        function photos_addTags ($photo_id, $tags) {
            /* http://www.flickr.com/services/api/flickr.photos.addTags.html */
            $this->request("flickr.photos.addTags", array("photo_id"=>$photo_id, "tags"=>$tags), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_delete ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.delete.html */
            $this->request("flickr.photos.delete", array("photo_id"=>$photo_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_getAllContexts ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.getAllContexts.html */
            $this->request("flickr.photos.getAllContexts", array("photo_id"=>$photo_id));
            return $this->parsed_response ? $this->parsed_response : false;
        }

        function photos_getContactsPhotos ($count = NULL, $just_friends = NULL, $single_photo = NULL, $include_self = NULL, $extras = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getContactsPhotos.html */
            $this->request("flickr.photos.getContactsPhotos", array("count"=>$count, "just_friends"=>$just_friends, "single_photo"=>$single_photo, "include_self"=>$include_self, "extras"=>$extras));
            return $this->parsed_response ? $this->parsed_response['photos']['photo'] : false;
        }

        function photos_getContactsPublicPhotos ($user_id, $count = NULL, $just_friends = NULL, $single_photo = NULL, $include_self = NULL, $extras = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getContactsPublicPhotos.html */
            $this->request("flickr.photos.getContactsPublicPhotos", array("user_id"=>$user_id, "count"=>$count, "just_friends"=>$just_friends, "single_photo"=>$single_photo, "include_self"=>$include_self, "extras"=>$extras));
            return $this->parsed_response ? $this->parsed_response['photos']['photo'] : false;
        }

        function photos_getContext ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.getContext.html */
            $this->request("flickr.photos.getContext", array("photo_id"=>$photo_id));
            return $this->parsed_response ? $this->parsed_response : false;
        }

        function photos_getCounts ($dates = NULL, $taken_dates = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getCounts.html */
            $this->request("flickr.photos.getCounts", array("dates"=>$dates, "taken_dates"=>$taken_dates));
            return $this->parsed_response ? $this->parsed_response['photocounts']['photocount'] : false;
        }

        function photos_getExif ($photo_id, $secret = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getExif.html */
            $this->request("flickr.photos.getExif", array("photo_id"=>$photo_id, "secret"=>$secret));
            return $this->parsed_response ? $this->parsed_response['photo'] : false;
        }

        function photos_getFavorites ($photo_id, $page = NULL, $per_page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getFavorites.html */
            $this->request("flickr.photos.getFavorites", array("photo_id"=>$photo_id, "page"=>$page, "per_page"=>$per_page));
            return $this->parsed_response ? $this->parsed_response['photo'] : false;
        }

        function photos_getInfo ($photo_id, $secret = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getInfo.html */
            $this->request("flickr.photos.getInfo", array("photo_id"=>$photo_id, "secret"=>$secret));
            return $this->parsed_response ? $this->parsed_response['photo'] : false;
        }

        function photos_getNotInSet ($min_upload_date = NULL, $max_upload_date = NULL, $min_taken_date = NULL, $max_taken_date = NULL, $privacy_filter = NULL, $media = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getNotInSet.html */
            return $this->call('flickr.photos.getNotInSet', array('min_upload_date' => $min_upload_date, 'max_upload_date' => $max_upload_date, 'min_taken_date' => $min_taken_date, 'max_taken_date' => $max_taken_date, 'privacy_filter' => $privacy_filter, 'media' => $media, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function photos_getPerms ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.getPerms.html */
            $this->request("flickr.photos.getPerms", array("photo_id"=>$photo_id));
            return $this->parsed_response ? $this->parsed_response['perms'] : false;
        }

        function photos_getRecent ($extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getRecent.html */

            if (is_array($extras)) {
                $extras = implode(",", $extras);
            }
            $this->request("flickr.photos.getRecent", array("extras"=>$extras, "per_page"=>$per_page, "page"=>$page));
            return $this->parsed_response ? $this->parsed_response['photos'] : false;
        }

        function photos_getSizes ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.getSizes.html */
            $this->request("flickr.photos.getSizes", array("photo_id"=>$photo_id));
            return $this->parsed_response ? $this->parsed_response['sizes']['size'] : false;
        }

        function photos_getUntagged ($min_upload_date = NULL, $max_upload_date = NULL, $min_taken_date = NULL, $max_taken_date = NULL, $privacy_filter = NULL, $media = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.getUntagged.html */
            return $this->call('flickr.photos.getUntagged', array('min_upload_date' => $min_upload_date, 'max_upload_date' => $max_upload_date, 'min_taken_date' => $min_taken_date, 'max_taken_date' => $max_taken_date, 'privacy_filter' => $privacy_filter, 'media' => $media, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function photos_getWithGeoData ($args = array()) {
            /* See the documentation included with the photos_search() function.
             * I'm using the same style of arguments for this function. The only
             * difference here is that this doesn't require any arguments. The
             * flickr.photos.search method requires at least one search parameter.
             */
            /* http://www.flickr.com/services/api/flickr.photos.getWithGeoData.html */
            $this->request("flickr.photos.getWithGeoData", $args);
            return $this->parsed_response ? $this->parsed_response['photos'] : false;
        }

        function photos_getWithoutGeoData ($args = array()) {
            /* See the documentation included with the photos_search() function.
             * I'm using the same style of arguments for this function. The only
             * difference here is that this doesn't require any arguments. The
             * flickr.photos.search method requires at least one search parameter.
             */
            /* http://www.flickr.com/services/api/flickr.photos.getWithoutGeoData.html */
            $this->request("flickr.photos.getWithoutGeoData", $args);
            return $this->parsed_response ? $this->parsed_response['photos'] : false;
        }

        function photos_recentlyUpdated ($min_date, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.recentlyUpdated.html */
            return $this->call('flickr.photos.recentlyUpdated', array('min_date' => $min_date, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function photos_removeTag ($tag_id) {
            /* http://www.flickr.com/services/api/flickr.photos.removeTag.html */
            $this->request("flickr.photos.removeTag", array("tag_id"=>$tag_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_search ($args = array()) {
            /* This function strays from the method of arguments that I've
             * used in the other functions for the fact that there are just
             * so many arguments to this API method. What you'll need to do
             * is pass an associative array to the function containing the
             * arguments you want to pass to the API.  For example:
             *   $photos = $f->photos_search(array("tags"=>"brown,cow", "tag_mode"=>"any"));
             * This will return photos tagged with either "brown" or "cow"
             * or both. See the API documentation (link below) for a full
             * list of arguments.
             */

            /* http://www.flickr.com/services/api/flickr.photos.search.html */
            $this->request("flickr.photos.search", $args);
            return $this->parsed_response ? $this->parsed_response['photos'] : false;
        }

        function photos_setContentType ($photo_id, $content_type) {
            /* http://www.flickr.com/services/api/flickr.photos.setContentType.html */
            return $this->call('flickr.photos.setContentType', array('photo_id' => $photo_id, 'content_type' => $content_type));
        }

        function photos_setDates ($photo_id, $date_posted = NULL, $date_taken = NULL, $date_taken_granularity = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.setDates.html */
            $this->request("flickr.photos.setDates", array("photo_id"=>$photo_id, "date_posted"=>$date_posted, "date_taken"=>$date_taken, "date_taken_granularity"=>$date_taken_granularity), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_setMeta ($photo_id, $title, $description) {
            /* http://www.flickr.com/services/api/flickr.photos.setMeta.html */
            $this->request("flickr.photos.setMeta", array("photo_id"=>$photo_id, "title"=>$title, "description"=>$description), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_setPerms ($photo_id, $is_public, $is_friend, $is_family, $perm_comment, $perm_addmeta) {
            /* http://www.flickr.com/services/api/flickr.photos.setPerms.html */
            $this->request("flickr.photos.setPerms", array("photo_id"=>$photo_id, "is_public"=>$is_public, "is_friend"=>$is_friend, "is_family"=>$is_family, "perm_comment"=>$perm_comment, "perm_addmeta"=>$perm_addmeta), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_setSafetyLevel ($photo_id, $safety_level = NULL, $hidden = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.setSafetyLevel.html */
            return $this->call('flickr.photos.setSafetyLevel', array('photo_id' => $photo_id, 'safety_level' => $safety_level, 'hidden' => $hidden));
        }

        function photos_setTags ($photo_id, $tags) {
            /* http://www.flickr.com/services/api/flickr.photos.setTags.html */
            $this->request("flickr.photos.setTags", array("photo_id"=>$photo_id, "tags"=>$tags), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Photos - Comments Methods */
        function photos_comments_addComment ($photo_id, $comment_text) {
            /* http://www.flickr.com/services/api/flickr.photos.comments.addComment.html */
            $this->request("flickr.photos.comments.addComment", array("photo_id" => $photo_id, "comment_text"=>$comment_text), TRUE);
            return $this->parsed_response ? $this->parsed_response['comment'] : false;
        }

        function photos_comments_deleteComment ($comment_id) {
            /* http://www.flickr.com/services/api/flickr.photos.comments.deleteComment.html */
            $this->request("flickr.photos.comments.deleteComment", array("comment_id" => $comment_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_comments_editComment ($comment_id, $comment_text) {
            /* http://www.flickr.com/services/api/flickr.photos.comments.editComment.html */
            $this->request("flickr.photos.comments.editComment", array("comment_id" => $comment_id, "comment_text"=>$comment_text), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_comments_getList ($photo_id, $min_comment_date = NULL, $max_comment_date = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.comments.getList.html */
            return $this->call('flickr.photos.comments.getList', array('photo_id' => $photo_id, 'min_comment_date' => $min_comment_date, 'max_comment_date' => $max_comment_date));
        }

        function photos_comments_getRecentForContacts ($date_lastcomment = NULL, $contacts_filter = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.comments.getRecentForContacts.html */
            return $this->call('flickr.photos.comments.getRecentForContacts', array('date_lastcomment' => $date_lastcomment, 'contacts_filter' => $contacts_filter, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        /* Photos - Geo Methods */
        function photos_geo_batchCorrectLocation ($lat, $lon, $accuracy, $place_id = NULL, $woe_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.batchCorrectLocation.html */
            return $this->call('flickr.photos.geo.batchCorrectLocation', array('lat' => $lat, 'lon' => $lon, 'accuracy' => $accuracy, 'place_id' => $place_id, 'woe_id' => $woe_id));
        }

        function photos_geo_correctLocation ($photo_id, $place_id = NULL, $woe_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.correctLocation.html */
            return $this->call('flickr.photos.geo.correctLocation', array('photo_id' => $photo_id, 'place_id' => $place_id, 'woe_id' => $woe_id));
        }

        function photos_geo_getLocation ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.getLocation.html */
            $this->request("flickr.photos.geo.getLocation", array("photo_id"=>$photo_id));
            return $this->parsed_response ? $this->parsed_response['photo'] : false;
        }

        function photos_geo_getPerms ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.getPerms.html */
            $this->request("flickr.photos.geo.getPerms", array("photo_id"=>$photo_id));
            return $this->parsed_response ? $this->parsed_response['perms'] : false;
        }

        function photos_geo_photosForLocation ($lat, $lon, $accuracy = NULL, $extras = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.photosForLocation.html */
            return $this->call('flickr.photos.geo.photosForLocation', array('lat' => $lat, 'lon' => $lon, 'accuracy' => $accuracy, 'extras' => $extras, 'per_page' => $per_page, 'page' => $page));
        }

        function photos_geo_removeLocation ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.removeLocation.html */
            $this->request("flickr.photos.geo.removeLocation", array("photo_id"=>$photo_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_geo_setContext ($photo_id, $context) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.setContext.html */
            return $this->call('flickr.photos.geo.setContext', array('photo_id' => $photo_id, 'context' => $context));
        }

        function photos_geo_setLocation ($photo_id, $lat, $lon, $accuracy = NULL, $context = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.setLocation.html */
            return $this->call('flickr.photos.geo.setLocation', array('photo_id' => $photo_id, 'lat' => $lat, 'lon' => $lon, 'accuracy' => $accuracy, 'context' => $context));
        }

        function photos_geo_setPerms ($is_public, $is_contact, $is_friend, $is_family, $photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.geo.setPerms.html */
            return $this->call('flickr.photos.geo.setPerms', array('is_public' => $is_public, 'is_contact' => $is_contact, 'is_friend' => $is_friend, 'is_family' => $is_family, 'photo_id' => $photo_id));
        }

        /* Photos - Licenses Methods */
        function photos_licenses_getInfo () {
            /* http://www.flickr.com/services/api/flickr.photos.licenses.getInfo.html */
            $this->request("flickr.photos.licenses.getInfo");
            return $this->parsed_response ? $this->parsed_response['licenses']['license'] : false;
        }

        function photos_licenses_setLicense ($photo_id, $license_id) {
            /* http://www.flickr.com/services/api/flickr.photos.licenses.setLicense.html */
            /* Requires Authentication */
            $this->request("flickr.photos.licenses.setLicense", array("photo_id"=>$photo_id, "license_id"=>$license_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Photos - Notes Methods */
        function photos_notes_add ($photo_id, $note_x, $note_y, $note_w, $note_h, $note_text) {
            /* http://www.flickr.com/services/api/flickr.photos.notes.add.html */
            $this->request("flickr.photos.notes.add", array("photo_id" => $photo_id, "note_x" => $note_x, "note_y" => $note_y, "note_w" => $note_w, "note_h" => $note_h, "note_text" => $note_text), TRUE);
            return $this->parsed_response ? $this->parsed_response['note'] : false;
        }

        function photos_notes_delete ($note_id) {
            /* http://www.flickr.com/services/api/flickr.photos.notes.delete.html */
            $this->request("flickr.photos.notes.delete", array("note_id" => $note_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photos_notes_edit ($note_id, $note_x, $note_y, $note_w, $note_h, $note_text) {
            /* http://www.flickr.com/services/api/flickr.photos.notes.edit.html */
            $this->request("flickr.photos.notes.edit", array("note_id" => $note_id, "note_x" => $note_x, "note_y" => $note_y, "note_w" => $note_w, "note_h" => $note_h, "note_text" => $note_text), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Photos - Transform Methods */
        function photos_transform_rotate ($photo_id, $degrees) {
            /* http://www.flickr.com/services/api/flickr.photos.transform.rotate.html */
            $this->request("flickr.photos.transform.rotate", array("photo_id" => $photo_id, "degrees" => $degrees), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Photos - People Methods */
        function photos_people_add ($photo_id, $user_id, $person_x = NULL, $person_y = NULL, $person_w = NULL, $person_h = NULL) {
            /* http://www.flickr.com/services/api/flickr.photos.people.add.html */
            return $this->call('flickr.photos.people.add', array('photo_id' => $photo_id, 'user_id' => $user_id, 'person_x' => $person_x, 'person_y' => $person_y, 'person_w' => $person_w, 'person_h' => $person_h));
        }

        function photos_people_delete ($photo_id, $user_id) {
            /* http://www.flickr.com/services/api/flickr.photos.people.delete.html */
            return $this->call('flickr.photos.people.delete', array('photo_id' => $photo_id, 'user_id' => $user_id));
        }

        function photos_people_deleteCoords ($photo_id, $user_id) {
            /* http://www.flickr.com/services/api/flickr.photos.people.deleteCoords.html */
            return $this->call('flickr.photos.people.deleteCoords', array('photo_id' => $photo_id, 'user_id' => $user_id));
        }

        function photos_people_editCoords ($photo_id, $user_id, $person_x, $person_y, $person_w, $person_h) {
            /* http://www.flickr.com/services/api/flickr.photos.people.editCoords.html */
            return $this->call('flickr.photos.people.editCoords', array('photo_id' => $photo_id, 'user_id' => $user_id, 'person_x' => $person_x, 'person_y' => $person_y, 'person_w' => $person_w, 'person_h' => $person_h));
        }

        function photos_people_getList ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.photos.people.getList.html */
            return $this->call('flickr.photos.people.getList', array('photo_id' => $photo_id));
        }

        /* Photos - Upload Methods */
        function photos_upload_checkTickets ($tickets) {
            /* http://www.flickr.com/services/api/flickr.photos.upload.checkTickets.html */
            if (is_array($tickets)) {
                $tickets = implode(",", $tickets);
            }
            $this->request("flickr.photos.upload.checkTickets", array("tickets" => $tickets), TRUE);
            return $this->parsed_response ? $this->parsed_response['uploader']['ticket'] : false;
        }

        /* Photosets Methods */
        function photosets_addPhoto ($photoset_id, $photo_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.addPhoto.html */
            $this->request("flickr.photosets.addPhoto", array("photoset_id" => $photoset_id, "photo_id" => $photo_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_create ($title, $description, $primary_photo_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.create.html */
            $this->request("flickr.photosets.create", array("title" => $title, "primary_photo_id" => $primary_photo_id, "description" => $description), TRUE);
            return $this->parsed_response ? $this->parsed_response['photoset'] : false;
        }

        function photosets_delete ($photoset_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.delete.html */
            $this->request("flickr.photosets.delete", array("photoset_id" => $photoset_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_editMeta ($photoset_id, $title, $description = NULL) {
            /* http://www.flickr.com/services/api/flickr.photosets.editMeta.html */
            $this->request("flickr.photosets.editMeta", array("photoset_id" => $photoset_id, "title" => $title, "description" => $description), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_editPhotos ($photoset_id, $primary_photo_id, $photo_ids) {
            /* http://www.flickr.com/services/api/flickr.photosets.editPhotos.html */
            $this->request("flickr.photosets.editPhotos", array("photoset_id" => $photoset_id, "primary_photo_id" => $primary_photo_id, "photo_ids" => $photo_ids), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_getContext ($photo_id, $photoset_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.getContext.html */
            $this->request("flickr.photosets.getContext", array("photo_id" => $photo_id, "photoset_id" => $photoset_id));
            return $this->parsed_response ? $this->parsed_response : false;
        }

        function photosets_getInfo ($photoset_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.getInfo.html */
            $this->request("flickr.photosets.getInfo", array("photoset_id" => $photoset_id));
            return $this->parsed_response ? $this->parsed_response['photoset'] : false;
        }

        function photosets_getList ($user_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.photosets.getList.html */
            $this->request("flickr.photosets.getList", array("user_id" => $user_id));
            return $this->parsed_response ? $this->parsed_response['photosets'] : false;
        }

        function photosets_getPhotos ($photoset_id, $extras = NULL, $privacy_filter = NULL, $per_page = NULL, $page = NULL, $media = NULL) {
            /* http://www.flickr.com/services/api/flickr.photosets.getPhotos.html */
            return $this->call('flickr.photosets.getPhotos', array('photoset_id' => $photoset_id, 'extras' => $extras, 'privacy_filter' => $privacy_filter, 'per_page' => $per_page, 'page' => $page, 'media' => $media));
        }

        function photosets_orderSets ($photoset_ids) {
            /* http://www.flickr.com/services/api/flickr.photosets.orderSets.html */
            if (is_array($photoset_ids)) {
                $photoset_ids = implode(",", $photoset_ids);
            }
            $this->request("flickr.photosets.orderSets", array("photoset_ids" => $photoset_ids), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_removePhoto ($photoset_id, $photo_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.removePhoto.html */
            $this->request("flickr.photosets.removePhoto", array("photoset_id" => $photoset_id, "photo_id" => $photo_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        /* Photosets Comments Methods */
        function photosets_comments_addComment ($photoset_id, $comment_text) {
            /* http://www.flickr.com/services/api/flickr.photosets.comments.addComment.html */
            $this->request("flickr.photosets.comments.addComment", array("photoset_id" => $photoset_id, "comment_text"=>$comment_text), TRUE);
            return $this->parsed_response ? $this->parsed_response['comment'] : false;
        }

        function photosets_comments_deleteComment ($comment_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.comments.deleteComment.html */
            $this->request("flickr.photosets.comments.deleteComment", array("comment_id" => $comment_id), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_comments_editComment ($comment_id, $comment_text) {
            /* http://www.flickr.com/services/api/flickr.photosets.comments.editComment.html */
            $this->request("flickr.photosets.comments.editComment", array("comment_id" => $comment_id, "comment_text"=>$comment_text), TRUE);
            return $this->parsed_response ? true : false;
        }

        function photosets_comments_getList ($photoset_id) {
            /* http://www.flickr.com/services/api/flickr.photosets.comments.getList.html */
            $this->request("flickr.photosets.comments.getList", array("photoset_id"=>$photoset_id));
            return $this->parsed_response ? $this->parsed_response['comments'] : false;
        }

        /* Places Methods */
        function places_find ($query) {
            /* http://www.flickr.com/services/api/flickr.places.find.html */
            return $this->call('flickr.places.find', array('query' => $query));
        }

        function places_findByLatLon ($lat, $lon, $accuracy = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.findByLatLon.html */
            return $this->call('flickr.places.findByLatLon', array('lat' => $lat, 'lon' => $lon, 'accuracy' => $accuracy));
        }

        function places_getChildrenWithPhotosPublic ($place_id = NULL, $woe_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.getChildrenWithPhotosPublic.html */
            return $this->call('flickr.places.getChildrenWithPhotosPublic', array('place_id' => $place_id, 'woe_id' => $woe_id));
        }

        function places_getInfo ($place_id = NULL, $woe_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.getInfo.html */
            return $this->call('flickr.places.getInfo', array('place_id' => $place_id, 'woe_id' => $woe_id));
        }

        function places_getInfoByUrl ($url) {
            /* http://www.flickr.com/services/api/flickr.places.getInfoByUrl.html */
            return $this->call('flickr.places.getInfoByUrl', array('url' => $url));
        }

        function places_getPlaceTypes () {
            /* http://www.flickr.com/services/api/flickr.places.getPlaceTypes.html */
            return $this->call('flickr.places.getPlaceTypes', array());
        }

        function places_getShapeHistory ($place_id = NULL, $woe_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.getShapeHistory.html */
            return $this->call('flickr.places.getShapeHistory', array('place_id' => $place_id, 'woe_id' => $woe_id));
        }

        function places_getTopPlacesList ($place_type_id, $date = NULL, $woe_id = NULL, $place_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.getTopPlacesList.html */
            return $this->call('flickr.places.getTopPlacesList', array('place_type_id' => $place_type_id, 'date' => $date, 'woe_id' => $woe_id, 'place_id' => $place_id));
        }

        function places_placesForBoundingBox ($bbox, $place_type = NULL, $place_type_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.placesForBoundingBox.html */
            return $this->call('flickr.places.placesForBoundingBox', array('bbox' => $bbox, 'place_type' => $place_type, 'place_type_id' => $place_type_id));
        }

        function places_placesForContacts ($place_type = NULL, $place_type_id = NULL, $woe_id = NULL, $place_id = NULL, $threshold = NULL, $contacts = NULL, $min_upload_date = NULL, $max_upload_date = NULL, $min_taken_date = NULL, $max_taken_date = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.placesForContacts.html */
            return $this->call('flickr.places.placesForContacts', array('place_type' => $place_type, 'place_type_id' => $place_type_id, 'woe_id' => $woe_id, 'place_id' => $place_id, 'threshold' => $threshold, 'contacts' => $contacts, 'min_upload_date' => $min_upload_date, 'max_upload_date' => $max_upload_date, 'min_taken_date' => $min_taken_date, 'max_taken_date' => $max_taken_date));
        }

        function places_placesForTags ($place_type_id, $woe_id = NULL, $place_id = NULL, $threshold = NULL, $tags = NULL, $tag_mode = NULL, $machine_tags = NULL, $machine_tag_mode = NULL, $min_upload_date = NULL, $max_upload_date = NULL, $min_taken_date = NULL, $max_taken_date = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.placesForTags.html */
            return $this->call('flickr.places.placesForTags', array('place_type_id' => $place_type_id, 'woe_id' => $woe_id, 'place_id' => $place_id, 'threshold' => $threshold, 'tags' => $tags, 'tag_mode' => $tag_mode, 'machine_tags' => $machine_tags, 'machine_tag_mode' => $machine_tag_mode, 'min_upload_date' => $min_upload_date, 'max_upload_date' => $max_upload_date, 'min_taken_date' => $min_taken_date, 'max_taken_date' => $max_taken_date));
        }

        function places_placesForUser ($place_type_id = NULL, $place_type = NULL, $woe_id = NULL, $place_id = NULL, $threshold = NULL, $min_upload_date = NULL, $max_upload_date = NULL, $min_taken_date = NULL, $max_taken_date = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.placesForUser.html */
            return $this->call('flickr.places.placesForUser', array('place_type_id' => $place_type_id, 'place_type' => $place_type, 'woe_id' => $woe_id, 'place_id' => $place_id, 'threshold' => $threshold, 'min_upload_date' => $min_upload_date, 'max_upload_date' => $max_upload_date, 'min_taken_date' => $min_taken_date, 'max_taken_date' => $max_taken_date));
        }

        function places_resolvePlaceId ($place_id) {
            /* http://www.flickr.com/services/api/flickr.places.resolvePlaceId.html */
            $rsp = $this->call('flickr.places.resolvePlaceId', array('place_id' => $place_id));
            return $rsp ? $rsp['location'] : $rsp;
        }

        function places_resolvePlaceURL ($url) {
            /* http://www.flickr.com/services/api/flickr.places.resolvePlaceURL.html */
            $rsp = $this->call('flickr.places.resolvePlaceURL', array('url' => $url));
            return $rsp ? $rsp['location'] : $rsp;
        }

        function places_tagsForPlace ($woe_id = NULL, $place_id = NULL, $min_upload_date = NULL, $max_upload_date = NULL, $min_taken_date = NULL, $max_taken_date = NULL) {
            /* http://www.flickr.com/services/api/flickr.places.tagsForPlace.html */
            return $this->call('flickr.places.tagsForPlace', array('woe_id' => $woe_id, 'place_id' => $place_id, 'min_upload_date' => $min_upload_date, 'max_upload_date' => $max_upload_date, 'min_taken_date' => $min_taken_date, 'max_taken_date' => $max_taken_date));
        }

        /* Prefs Methods */
        function prefs_getContentType () {
            /* http://www.flickr.com/services/api/flickr.prefs.getContentType.html */
            $rsp = $this->call('flickr.prefs.getContentType', array());
            return $rsp ? $rsp['person'] : $rsp;
        }

        function prefs_getGeoPerms () {
            /* http://www.flickr.com/services/api/flickr.prefs.getGeoPerms.html */
            return $this->call('flickr.prefs.getGeoPerms', array());
        }

        function prefs_getHidden () {
            /* http://www.flickr.com/services/api/flickr.prefs.getHidden.html */
            $rsp = $this->call('flickr.prefs.getHidden', array());
            return $rsp ? $rsp['person'] : $rsp;
        }

        function prefs_getPrivacy () {
            /* http://www.flickr.com/services/api/flickr.prefs.getPrivacy.html */
            $rsp = $this->call('flickr.prefs.getPrivacy', array());
            return $rsp ? $rsp['person'] : $rsp;
        }

        function prefs_getSafetyLevel () {
            /* http://www.flickr.com/services/api/flickr.prefs.getSafetyLevel.html */
            $rsp = $this->call('flickr.prefs.getSafetyLevel', array());
            return $rsp ? $rsp['person'] : $rsp;
        }

        /* Reflection Methods */
        function reflection_getMethodInfo ($method_name) {
            /* http://www.flickr.com/services/api/flickr.reflection.getMethodInfo.html */
            $this->request("flickr.reflection.getMethodInfo", array("method_name" => $method_name));
            return $this->parsed_response ? $this->parsed_response : false;
        }

        function reflection_getMethods () {
            /* http://www.flickr.com/services/api/flickr.reflection.getMethods.html */
            $this->request("flickr.reflection.getMethods");
            return $this->parsed_response ? $this->parsed_response['methods']['method'] : false;
        }

        /* Stats Methods */
        function stats_getCollectionDomains ($date, $collection_id = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getCollectionDomains.html */
            return $this->call('flickr.stats.getCollectionDomains', array('date' => $date, 'collection_id' => $collection_id, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getCollectionReferrers ($date, $domain, $collection_id = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getCollectionReferrers.html */
            return $this->call('flickr.stats.getCollectionReferrers', array('date' => $date, 'domain' => $domain, 'collection_id' => $collection_id, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getCollectionStats ($date, $collection_id) {
            /* http://www.flickr.com/services/api/flickr.stats.getCollectionStats.html */
            return $this->call('flickr.stats.getCollectionStats', array('date' => $date, 'collection_id' => $collection_id));
        }

        function stats_getPhotoDomains ($date, $photo_id = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotoDomains.html */
            return $this->call('flickr.stats.getPhotoDomains', array('date' => $date, 'photo_id' => $photo_id, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getPhotoReferrers ($date, $domain, $photo_id = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotoReferrers.html */
            return $this->call('flickr.stats.getPhotoReferrers', array('date' => $date, 'domain' => $domain, 'photo_id' => $photo_id, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getPhotosetDomains ($date, $photoset_id = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotosetDomains.html */
            return $this->call('flickr.stats.getPhotosetDomains', array('date' => $date, 'photoset_id' => $photoset_id, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getPhotosetReferrers ($date, $domain, $photoset_id = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotosetReferrers.html */
            return $this->call('flickr.stats.getPhotosetReferrers', array('date' => $date, 'domain' => $domain, 'photoset_id' => $photoset_id, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getPhotosetStats ($date, $photoset_id) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotosetStats.html */
            return $this->call('flickr.stats.getPhotosetStats', array('date' => $date, 'photoset_id' => $photoset_id));
        }

        function stats_getPhotoStats ($date, $photo_id) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotoStats.html */
            return $this->call('flickr.stats.getPhotoStats', array('date' => $date, 'photo_id' => $photo_id));
        }

        function stats_getPhotostreamDomains ($date, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotostreamDomains.html */
            return $this->call('flickr.stats.getPhotostreamDomains', array('date' => $date, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getPhotostreamReferrers ($date, $domain, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotostreamReferrers.html */
            return $this->call('flickr.stats.getPhotostreamReferrers', array('date' => $date, 'domain' => $domain, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getPhotostreamStats ($date) {
            /* http://www.flickr.com/services/api/flickr.stats.getPhotostreamStats.html */
            return $this->call('flickr.stats.getPhotostreamStats', array('date' => $date));
        }

        function stats_getPopularPhotos ($date = NULL, $sort = NULL, $per_page = NULL, $page = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getPopularPhotos.html */
            return $this->call('flickr.stats.getPopularPhotos', array('date' => $date, 'sort' => $sort, 'per_page' => $per_page, 'page' => $page));
        }

        function stats_getTotalViews ($date = NULL) {
            /* http://www.flickr.com/services/api/flickr.stats.getTotalViews.html */
            return $this->call('flickr.stats.getTotalViews', array('date' => $date));
        }

        /* Tags Methods */
        function tags_getClusterPhotos ($tag, $cluster_id) {
            /* http://www.flickr.com/services/api/flickr.tags.getClusterPhotos.html */
            return $this->call('flickr.tags.getClusterPhotos', array('tag' => $tag, 'cluster_id' => $cluster_id));
        }

        function tags_getClusters ($tag) {
            /* http://www.flickr.com/services/api/flickr.tags.getClusters.html */
            return $this->call('flickr.tags.getClusters', array('tag' => $tag));
        }

        function tags_getHotList ($period = NULL, $count = NULL) {
            /* http://www.flickr.com/services/api/flickr.tags.getHotList.html */
            $this->request("flickr.tags.getHotList", array("period" => $period, "count" => $count));
            return $this->parsed_response ? $this->parsed_response['hottags'] : false;
        }

        function tags_getListPhoto ($photo_id) {
            /* http://www.flickr.com/services/api/flickr.tags.getListPhoto.html */
            $this->request("flickr.tags.getListPhoto", array("photo_id" => $photo_id));
            return $this->parsed_response ? $this->parsed_response['photo']['tags']['tag'] : false;
        }

        function tags_getListUser ($user_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.tags.getListUser.html */
            $this->request("flickr.tags.getListUser", array("user_id" => $user_id));
            return $this->parsed_response ? $this->parsed_response['who']['tags']['tag'] : false;
        }

        function tags_getListUserPopular ($user_id = NULL, $count = NULL) {
            /* http://www.flickr.com/services/api/flickr.tags.getListUserPopular.html */
            $this->request("flickr.tags.getListUserPopular", array("user_id" => $user_id, "count" => $count));
            return $this->parsed_response ? $this->parsed_response['who']['tags']['tag'] : false;
        }

        function tags_getListUserRaw ($tag = NULL) {
            /* http://www.flickr.com/services/api/flickr.tags.getListUserRaw.html */
            return $this->call('flickr.tags.getListUserRaw', array('tag' => $tag));
        }

        function tags_getRelated ($tag) {
            /* http://www.flickr.com/services/api/flickr.tags.getRelated.html */
            $this->request("flickr.tags.getRelated", array("tag" => $tag));
            return $this->parsed_response ? $this->parsed_response['tags'] : false;
        }

        function test_echo ($args = array()) {
            /* http://www.flickr.com/services/api/flickr.test.echo.html */
            $this->request("flickr.test.echo", $args);
            return $this->parsed_response ? $this->parsed_response : false;
        }

        function test_login () {
            /* http://www.flickr.com/services/api/flickr.test.login.html */
            $this->request("flickr.test.login");
            return $this->parsed_response ? $this->parsed_response['user'] : false;
        }

        function urls_getGroup ($group_id) {
            /* http://www.flickr.com/services/api/flickr.urls.getGroup.html */
            $this->request("flickr.urls.getGroup", array("group_id"=>$group_id));
            return $this->parsed_response ? $this->parsed_response['group']['url'] : false;
        }

        function urls_getUserPhotos ($user_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.urls.getUserPhotos.html */
            $this->request("flickr.urls.getUserPhotos", array("user_id"=>$user_id));
            return $this->parsed_response ? $this->parsed_response['user']['url'] : false;
        }

        function urls_getUserProfile ($user_id = NULL) {
            /* http://www.flickr.com/services/api/flickr.urls.getUserProfile.html */
            $this->request("flickr.urls.getUserProfile", array("user_id"=>$user_id));
            return $this->parsed_response ? $this->parsed_response['user']['url'] : false;
        }

        function urls_lookupGroup ($url) {
            /* http://www.flickr.com/services/api/flickr.urls.lookupGroup.html */
            $this->request("flickr.urls.lookupGroup", array("url"=>$url));
            return $this->parsed_response ? $this->parsed_response['group'] : false;
        }

        function urls_lookupUser ($url) {
            /* http://www.flickr.com/services/api/flickr.photos.notes.edit.html */
            $this->request("flickr.urls.lookupUser", array("url"=>$url));
            return $this->parsed_response ? $this->parsed_response['user'] : false;
        }
    }
}

if ( !class_exists('phpFlickr_pager') ) {
    class phpFlickr_pager {
        var $phpFlickr, $per_page, $method, $args, $results, $global_phpFlickr;
        var $total = null, $page = 0, $pages = null, $photos, $_extra = null;


        function phpFlickr_pager($phpFlickr, $method = null, $args = null, $per_page = 30) {
            $this->per_page = $per_page;
            $this->method = $method;
            $this->args = $args;
            $this->set_phpFlickr($phpFlickr);
        }

        function set_phpFlickr($phpFlickr) {
            if ( is_a($phpFlickr, 'phpFlickr') ) {
                $this->phpFlickr = $phpFlickr;
                if ( $this->phpFlickr->cache ) {
                    $this->args['per_page'] = 500;
                } else {
                    $this->args['per_page'] = (int) $this->per_page;
                }
            }
        }

        function __sleep() {
            return array(
                'method',
                'args',
                'per_page',
                'page',
                '_extra',
            );
        }

        function load($page) {
            $allowed_methods = array(
                'flickr.photos.search' => 'photos',
                'flickr.photosets.getPhotos' => 'photoset',
            );
            if ( !in_array($this->method, array_keys($allowed_methods)) ) return false;

            if ( $this->phpFlickr->cache ) {
                $min = ($page - 1) * $this->per_page;
                $max = $page * $this->per_page - 1;
                if ( floor($min/500) == floor($max/500) ) {
                    $this->args['page'] = floor($min/500) + 1;
                    $this->results = $this->phpFlickr->call($this->method, $this->args);
                    if ( $this->results ) {
                        $this->results = $this->results[$allowed_methods[$this->method]];
                        $this->photos = array_slice($this->results['photo'], $min % 500, $this->per_page);
                        $this->total = $this->results['total'];
                        $this->pages = ceil($this->results['total'] / $this->per_page);
                        return true;
                    } else {
                        return false;
                    }
                } else {
                    $this->args['page'] = floor($min/500) + 1;
                    $this->results = $this->phpFlickr->call($this->method, $this->args);
                    if ( $this->results ) {
                        $this->results = $this->results[$allowed_methods[$this->method]];

                        $this->photos = array_slice($this->results['photo'], $min % 500);
                        $this->total = $this->results['total'];
                        $this->pages = ceil($this->results['total'] / $this->per_page);

                        $this->args['page'] = floor($min/500) + 2;
                        $this->results = $this->phpFlickr->call($this->method, $this->args);
                        if ( $this->results ) {
                            $this->results = $this->results[$allowed_methods[$this->method]];
                            $this->photos = array_merge($this->photos, array_slice($this->results['photo'], 0, $max % 500 + 1));
                        }
                        return true;
                    } else {
                        return false;
                    }

                }
            } else {
                $this->args['page'] = $page;
                $this->results = $this->phpFlickr->call($this->method, $this->args);
                if ( $this->results ) {
                    $this->results = $this->results[$allowed_methods[$this->method]];

                    $this->photos = $this->results['photo'];
                    $this->total = $this->results['total'];
                    $this->pages = $this->results['pages'];
                    return true;
                } else {
                    return false;
                }
            }
        }

        function get($page = null) {
            if ( is_null($page) ) {
                $page = $this->page;
            } else {
                $this->page = $page;
            }
            if ( $this->load($page) ) {
                return $this->photos;
            }
            $this->total = 0;
            $this->pages = 0;
            return array();
        }

        function next() {
            $this->page++;
            if ( $this->load($this->page) ) {
                return $this->photos;
            }
            $this->total = 0;
            $this->pages = 0;
            return array();
        }

    }
}

?>