Error
Call to a member function url() on null Error thrown with message "Call to a member function url() on null" Stacktrace: #18 Error in /var/www/axlbooks.com/public_html/site/config/config.php:50 #17 Kirby:{closure} in /var/www/axlbooks.com/public_html/site/plugins/meta-tags/src/MetaTags.php:39 #16 MetaTags:__construct in /var/www/axlbooks.com/public_html/site/plugins/meta-tags/src/MetaTags.php:67 #15 MetaTags:instance in /var/www/axlbooks.com/public_html/site/plugins/meta-tags/meta-tags.php:22 #14 metaTags in /var/www/axlbooks.com/public_html/site/plugins/meta-tags/meta-tags.php:17 #13 Kirby:{closure} in /var/www/axlbooks.com/public_html/kirby/vendor/getkirby/toolkit/helpers.php:282 #12 call in /var/www/axlbooks.com/public_html/kirby/core/page.php:795 #11 PageAbstract:__call in /var/www/axlbooks.com/public_html/site/snippets/header.php:7 #10 require in /var/www/axlbooks.com/public_html/kirby/vendor/getkirby/toolkit/lib/tpl.php:22 #9 Tpl:load in /var/www/axlbooks.com/public_html/kirby/kirby/component/snippet.php:38 #8 Kirby\Component\Snippet:render in /var/www/axlbooks.com/public_html/kirby/helpers.php:12 #7 snippet in /var/www/axlbooks.com/public_html/site/templates/default.php:1 #6 require in /var/www/axlbooks.com/public_html/kirby/vendor/getkirby/toolkit/lib/tpl.php:22 #5 Tpl:load in /var/www/axlbooks.com/public_html/kirby/kirby/component/template.php:103 #4 Kirby\Component\Template:render in /var/www/axlbooks.com/public_html/kirby/kirby.php:671 #3 Kirby:template in /var/www/axlbooks.com/public_html/kirby/kirby.php:659 #2 Kirby:render in /var/www/axlbooks.com/public_html/kirby/kirby/component/response.php:29 #1 Kirby\Component\Response:make in /var/www/axlbooks.com/public_html/kirby/kirby.php:741 #0 Kirby:launch in /var/www/axlbooks.com/public_html/index.php:16
Stack frames (19)
18
Error
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
config
/
config.php
50
17
Kirby
{closure}
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
src
/
MetaTags.php
39
16
MetaTags
__construct
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
src
/
MetaTags.php
67
15
MetaTags
instance
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
meta-tags.php
22
14
metaTags
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
meta-tags.php
17
13
Kirby
{closure}
/
vendor
/
getkirby
/
toolkit
/
helpers.php
282
12
call
/
core
/
page.php
795
11
PageAbstract
__call
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
snippets
/
header.php
7
10
require
/
vendor
/
getkirby
/
toolkit
/
lib
/
tpl.php
22
9
Tpl
load
/
kirby
/
component
/
snippet.php
38
8
Kirby
\
Component
\
Snippet
render
/
helpers.php
12
7
snippet
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
templates
/
default.php
1
6
require
/
vendor
/
getkirby
/
toolkit
/
lib
/
tpl.php
22
5
Tpl
load
/
kirby
/
component
/
template.php
103
4
Kirby
\
Component
\
Template
render
/
kirby.php
671
3
Kirby
template
/
kirby.php
659
2
Kirby
render
/
kirby
/
component
/
response.php
29
1
Kirby
\
Component
\
Response
make
/
kirby.php
741
0
Kirby
launch
/
var
/
www
/
axlbooks.com
/
public_html
/
index.php
16
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
config
/
config.php
 
*/
 
c::set('meta-tags.default', function(Page $page, Site $site) {
    return [
        'title' => $site->title(),
        'meta' => [
            'description' => $site->description()
        ],
        'link' => [
            'canonical' => $page->url()
        ],
        'og' => [
            'title' => $page->isHomePage()
                ? $site->title()
                : $page->title(),
            'type' => 'website',
            'site_name' => $site->title(),
            'url' => $page->url(),
            'image' => $page->image()->url(),
            'description' => $site->description()
 
        ],
     'twitter' => [
    'card' => 'summary_large_image',
    'site' => $site->twitter(),
    'title' => $page->title(),
    'image' => $page->image()->url()
 
]   
        
        
        
        
        
    ];
});
 
 // define the size (small, medium, large)
  c::set('plugin.sharingbuttons.size', 'small');
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
src
/
MetaTags.php
 
        $templates = c::get('meta-tags.templates', []);
        $default = c::get('meta-tags.default', [
            'title' => $page->isHomePage() ? site()->title() : $page->title(),
            'meta' => [
                'description' => site()->description()
            ],
            'link' => [
                'canonical' => $page->url()
            ],
            'og' => [
                'title' => $page->title(),
                'type' => 'website',
                'site_name' => site()->title(),
                'url' => $page->url()
            ]
        ]);
 
        $this->page = $page;
        $this->data = is_callable($default) ? $default($page, site()) : $default;
        $templates = is_callable($templates) ? $templates($page, site()) : $templates;
 
        if (! is_array($this->data)) {
            throw new Exception('Option "meta-tags.default" must return an array');
        }
 
        if (! is_array($templates)) {
            throw new Exception('Option "meta-tags.templates" must return an array');
        }
 
        if (isset($templates[$page->intendedTemplate()])) {
            $this->data = a::merge($this->data, $templates[$page->intendedTemplate()]);
        }
 
        static::$instance = $this;
    }
 
     /**
     * Return an existing instance or create a new one.
     *
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
src
/
MetaTags.php
        }
 
        if (isset($templates[$page->intendedTemplate()])) {
            $this->data = a::merge($this->data, $templates[$page->intendedTemplate()]);
        }
 
        static::$instance = $this;
    }
 
     /**
     * Return an existing instance or create a new one.
     *
     * @param  Page  $page
     *
     * @return HeadTags
     */
    public static function instance($page)
    {
        return static::$instance = is_null(static::$instance)
            ? new static($page)
            : static::$instance;
    }
 
    public function render()
    {
        $this->addTagsFromTemplate();
 
        return $this->tags->render();
    }
 
    protected function addTagsFromTemplate()
    {
        foreach ($this->data as $group => $tags) {
            if ($group === 'title') {
                $this->addTag('title', $this->data[$group], $group);
                continue;
            }
 
            $this->addTagsFromGroup($group, $tags);
        }
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
meta-tags.php
/**
 * Kirby Meta Tags Plugin
 *
 * @version   1.0.0
 * @author    Pedro Borges <oi@pedroborg.es>
 * @copyright Pedro Borges <oi@pedroborg.es>
 * @link      https://github.com/pedroborges/kirby-meta-tags
 * @license   MIT
 */
 
// Load dependencies
require __DIR__ . DS . 'vendor' . DS . 'autoload.php';
 
kirby()->set('page::method', 'metaTags', function($page) {
    return metaTags($page)->render();
});
 
function metaTags($page)
{
    return MetaTags::instance($page);
}
 
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
plugins
/
meta-tags
/
meta-tags.php
<?php
 
/**
 * Kirby Meta Tags Plugin
 *
 * @version   1.0.0
 * @author    Pedro Borges <oi@pedroborg.es>
 * @copyright Pedro Borges <oi@pedroborg.es>
 * @link      https://github.com/pedroborges/kirby-meta-tags
 * @license   MIT
 */
 
// Load dependencies
require __DIR__ . DS . 'vendor' . DS . 'autoload.php';
 
kirby()->set('page::method', 'metaTags', function($page) {
    return metaTags($page)->render();
});
 
function metaTags($page)
{
    return MetaTags::instance($page);
}
 
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
vendor
/
getkirby
/
toolkit
/
helpers.php
 
/**
 * Facepalm typo alias
 * @see csrf()
 */
function csfr() {
  return call('csrf', func_get_args());
}
 
/**
 * Shortcut for call_user_func_array with a better handling of arguments
 *
 * @param mixed $function
 * @param mixed $arguments
 * @return mixed
 */
function call($function, $arguments = array()) {
  if(!is_callable($function)) return false;
  if(!is_array($arguments)) $arguments = array($arguments);
  return call_user_func_array($function, $arguments);
}
 
/**
 * Parses yaml structured text
 *
 * @param $string
 * @return array
 */
function yaml($string) {
  return yaml::decode($string);
}
 
/**
 * Simple email sender helper
 *
 * @param array $params
 * @return Email
 */
function email($params = array()) {
  return new Email($params);
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
core
/
page.php
  public function hash() {
    if(isset($this->cache['hash'])) return $this->cache['hash'];
 
    // add a unique hash
    $checksum = sprintf('%u', crc32($this->uri()));
    return $this->cache['hash'] = base_convert($checksum, 10, 36);
  }
 
  /**
   * Magic getter for all content fields
   *
   * @return Field
   */
  public function __call($key, $arguments = null) {
    if(isset($this->$key)) {
      return $this->$key;
    } else if(isset(static::$methods[$key])) {
      if(!$arguments) $arguments = array();
      array_unshift($arguments, clone $this);
      return call(static::$methods[$key], $arguments);
    } else {
      return $this->content()->get($key, $arguments);
    }
  }
 
  /**
   * Alternative for $this->equals()
   */
  public function is($page) {
    if(!is_a($page, 'Page')) $page = page($page);
 
    return $this->id() == $page->id();
  }
 
  /**
   * Alternative for $this->is()
   */
  public function equals($page) {
    return $this->is($page);
  }
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
snippets
/
header.php
<!doctype html>
<html lang="<?= site()->language() ? site()->language()->code() : 'en' ?>">
<head>
 
    <meta charset="utf-8">
    <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
    <?php echo $page->metaTags() ?>
    <title><?= $site->title()->html() ?> | <?= $page->title()->html() ?></title>
    <link rel="shortcut icon" type="image/x-icon" href="/favicon.ico">
 
    <meta name="description" content="<?= $site->description()->html() ?>">
    <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/4.0.0-beta.3/css/bootstrap.min.css" integrity="sha384-Zug+QiDoJOrZ5t4lssLdxGhVrurbmBWopoEl+M6BdEfwnCJZtKxi1KgxUyJq13dy" crossorigin="anonymous">
    <link rel="stylesheet" href="https://use.typekit.net/mmk5jev.css">
    <script src="https://use.fontawesome.com/308323236b.js"></script>
 
    <//?= css('assets/css/index.css') ?>
    <?= css('assets/css/jasny-bootstrap.css') ?>
    <?= css('assets/css/navmenu-push.css') ?>
<?= css('assets/plugins/sharingbuttons/css/sharingbuttons.css'); ?>
    
    <?= css('assets/css/axl.css') ?>
    <?= js('assets/js/smartquotes.js') ?>
 
</head>
 
<body>
<script>smartquotes()</script>
<?php snippet('nav') ?>
     
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
vendor
/
getkirby
/
toolkit
/
lib
/
tpl.php
/**
 * Tpl
 *
 * Super simple template engine
 *
 * @package   Kirby Toolkit
 * @author    Bastian Allgeier <bastian@getkirby.com>
 * @link      http://getkirby.com
 * @copyright Bastian Allgeier
 * @license   http://www.opensource.org/licenses/mit-license.php MIT License
 */
class Tpl extends Silo {
 
  public static $data = array();
 
  public static function load($_file, $_data = array(), $_return = true) {
    if(!file_exists($_file)) return false;
    ob_start();
    extract(array_merge(static::$data, (array)$_data));
    require($_file);
    $_content = ob_get_contents();
    ob_end_clean();
    if($_return) return $_content;
    echo $_content;
  }
 
}
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
kirby
/
component
/
snippet.php
   * Returns a snippet file path by name
   *
   * @param string $name
   * @return string
   */
  public function file($name) {
    return $this->kirby->roots()->snippets() . DS . str_replace('/', DS, $name) . '.php';
  }
 
  /**
   * Renders the snippet with the given data 
   * 
   * @param string $name
   * @param array $data
   * @param boolean $return
   * @return string
   */
  public function render($name, $data = [], $return = false) {
    if(is_object($data)) $data = ['item' => $data];
    return tpl::load($this->kirby->registry->get('snippet', $name), $data, $return);
  }
 
}
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
helpers.php
<?php
 
/**
 * Embeds a snippet from the snippet folder
 *
 * @param string $file
 * @param mixed $data array or object
 * @param boolean $return
 * @return string
 */
function snippet($file, $data = array(), $return = false) {
  return kirby::instance()->component('snippet')->render($file, $data, $return);
}
 
/**
 * Builds a css link tag for relative or absolute urls
 *
 * @param string $url
 * @param string|array $media Either a media string or an array of attributes
 * @return string
 */
function css() {
  return call([kirby::instance()->component('css'), 'tag'], func_get_args());
}
 
/**
 * Builds a script tag for relative or absolute links
 *
 * @param string $src
 * @param boolean|array $async Either true for the async attribute or an array of attributes
 * @return string
 */
function js() {
  return call([kirby::instance()->component('js'), 'tag'], func_get_args());
}
 
/**
 * Global markdown parser shortcut
 *
 * @param string $text
/
var
/
www
/
axlbooks.com
/
public_html
/
site
/
templates
/
default.php
<?php snippet('header') ?>
 
  <main class="main" role="main">
 
    <header class="wrap">
      <h1><?= $page->title()->html() ?></h1>
      <div class="intro text">
        <?= $page->intro()->kirbytext() ?>
      </div>
      <hr />
    </header>
      
    <div class="text wrap">
      <?= $page->text()->kirbytext() ?>
    </div>
 
  </main>
 
<?php snippet('footer') ?>
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
vendor
/
getkirby
/
toolkit
/
lib
/
tpl.php
/**
 * Tpl
 *
 * Super simple template engine
 *
 * @package   Kirby Toolkit
 * @author    Bastian Allgeier <bastian@getkirby.com>
 * @link      http://getkirby.com
 * @copyright Bastian Allgeier
 * @license   http://www.opensource.org/licenses/mit-license.php MIT License
 */
class Tpl extends Silo {
 
  public static $data = array();
 
  public static function load($_file, $_data = array(), $_return = true) {
    if(!file_exists($_file)) return false;
    ob_start();
    extract(array_merge(static::$data, (array)$_data));
    require($_file);
    $_content = ob_get_contents();
    ob_end_clean();
    if($_return) return $_content;
    echo $_content;
  }
 
}
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
kirby
/
component
/
template.php
    if($template instanceof Page) {
      $page = $template;
      $file = $page->templateFile();
      $data = $this->data($page, $data);
    } else {
      $file = $template;
      $data = $this->data(null, $data);
    }
 
    // check for an existing template
    if(!file_exists($file)) {
      throw new Exception('The template could not be found');
    }
 
    // merge and register the template data globally
    $tplData = tpl::$data;
    tpl::$data = array_merge(tpl::$data, $data);
 
    // load the template
    $result = tpl::load($file, null, $return);
 
    // reset the template data
    tpl::$data = $tplData;
 
    return $result;
 
  }
 
}
 
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
kirby.php
      }
 
      return $template;
 
    }
 
    // return a fresh template
    return $this->template($page, $data);
 
  }
 
  /**
   * Template configuration
   *
   * @param Page $page
   * @param array $data
   * @return string
   */
  public function template(Page $page, $data = array()) {
    return $this->component('template')->render($page, $data);
  }
 
  public function request() {
    if(!is_null($this->request)) return $this->request;
    return $this->request = new Request($this);
  }
 
  public function router() {
    return $this->router;
  }
 
  public function route() {
    return $this->route;
  }
 
  /**
   * Starts the router, renders the page and returns the response
   *
   * @return mixed
   */
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
kirby.php
        }
 
      }
 
      // try to fetch the template from cache
      $template = $this->cache()->get($cacheId);
 
      // fetch fresh content if the cache is empty
      if(empty($template)) {
        $template = $this->template($page, $data);
        // store the result for the next round
        $this->cache()->set($cacheId, $template);
      }
 
      return $template;
 
    }
 
    // return a fresh template
    return $this->template($page, $data);
 
  }
 
  /**
   * Template configuration
   *
   * @param Page $page
   * @param array $data
   * @return string
   */
  public function template(Page $page, $data = array()) {
    return $this->component('template')->render($page, $data);
  }
 
  public function request() {
    if(!is_null($this->request)) return $this->request;
    return $this->request = new Request($this);
  }
 
  public function router() {
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
kirby
/
component
/
response.php
 * @link      http://getkirby.com
 * @copyright Bastian Allgeier
 * @license   http://getkirby.com/license
 */
class Response extends \Kirby\Component {
 
  /**
   * Builds and return the response by various input
   * 
   * @param mixed $response
   * @return mixed
   */
  public function make($response) {
 
    if(is_string($response)) {
      return $this->kirby->render(page($response));
    } else if(is_array($response)) {
      return $this->kirby->render(page($response[0]), $response[1]);
    } else if(is_a($response, 'Page')) {
      return $this->kirby->render($response);      
    } else if(is_a($response, 'Response')) {
      return $response;
    } else {
      return null;
    }
 
  }
 
}
/
var
/
www
/
axlbooks.com
/
public_html
/
kirby
/
kirby.php
    // check for a valid route
    if(is_null($this->route)) {
      header::status('500');
      header::type('json');
      die(json_encode(array(
        'status'  => 'error',
        'message' => 'Invalid route or request method'
      )));
    }
 
    // call the router action with all arguments from the pattern
    $response = call($this->route->action(), $this->route->arguments());
 
    // load all language variables
    // this can only be loaded once the router action has been called
    // otherwise the current language is not yet available
    $this->localize();
 
    // build the response
    $this->response = $this->component('response')->make($response);
 
    // store the current language in the session
    if(
        $this->option('language.detect') &&
        $this->site()->multilang() &&
        $this->site()->language()
      ) {
      s::set('kirby_language', $this->site()->language()->code());
    }
 
    return $this->response;
 
  }
 
  /**
   * Register a new hook
   *
   * @param string/array $hook The name of the hook
   * @param closure $callback
   */
/
var
/
www
/
axlbooks.com
/
public_html
/
index.php
<?php
 
define('DS', DIRECTORY_SEPARATOR);
 
// load kirby
require(__DIR__ . DS . 'kirby' . DS . 'bootstrap.php');
 
// check for a custom site.php
if(file_exists(__DIR__ . DS . 'site.php')) {
  require(__DIR__ . DS . 'site.php');
} else {
  $kirby = kirby();
}
 
// render
echo $kirby->launch();

Environment & details:

Key Value
Kirby Toolkit v2.5.8
Kirby CMS v2.5.8
empty
empty
empty
empty
empty
Key Value
PATH /usr/local/bin:/usr/bin:/bin
PWD /
HTTP_ACCEPT */*
CONTENT_LENGTH 0
HTTP_HOST www.axlbooks.com
HTTP_USER_AGENT claudebot
HTTP_X_REAL_IP 3.235.199.19
HTTP_X_FORWARDED_PROTO http
HTTP_X_FORWARDED_PORT 80
REDIRECT_UNIQUE_ID ZfkFh5p7FC5hOu9t-KkjHgAAAWM
REDIRECT_iubenda_api_key d29ac07a0559e3c2fe13101ba87b1d516ced9087
REDIRECT_STATUS 200
UNIQUE_ID ZfkFh5p7FC5hOu9t-KkjHgAAAWM
iubenda_api_key d29ac07a0559e3c2fe13101ba87b1d516ced9087
SERVER_SIGNATURE
SERVER_SOFTWARE Apache
SERVER_NAME www.axlbooks.com
SERVER_ADDR 127.0.0.1
SERVER_PORT 80
REMOTE_ADDR 3.235.199.19
DOCUMENT_ROOT /var/www/axlbooks.com/public_html
REQUEST_SCHEME http
CONTEXT_PREFIX
CONTEXT_DOCUMENT_ROOT /var/www/axlbooks.com/public_html
SERVER_ADMIN [no address given]
SCRIPT_FILENAME /var/www/axlbooks.com/public_html/index.php
REMOTE_PORT 49986
REDIRECT_URL /books/filosofi/tapirskrift
SERVER_PROTOCOL HTTP/1.1
REQUEST_METHOD GET
QUERY_STRING
REQUEST_URI /books/filosofi/tapirskrift
SCRIPT_NAME /index.php
PHP_SELF /index.php
REQUEST_TIME_FLOAT 1710818695.891
REQUEST_TIME 1710818695
Key Value
PATH /usr/local/bin:/usr/bin:/bin
PWD /
0. Whoops\Handler\PrettyPageHandler