Overview

Namespaces

  • None
  • WPGMZA
    • Integration
    • Selector

Classes

  • WPGMZA\AdminMarkerDataTable
  • WPGMZA\AjaxTable
  • WPGMZA\AutoLoader
  • WPGMZA\Crud
  • WPGMZA\Database
  • WPGMZA\DataTable
  • WPGMZA\Distance
  • WPGMZA\DOMDocument
  • WPGMZA\DOMElement
  • WPGMZA\Factory
  • WPGMZA\GDPRCompliance
  • WPGMZA\GlobalSettings
  • WPGMZA\GoogleGeocoder
  • WPGMZA\GoogleMap
  • WPGMZA\GoogleMapsAPILoader
  • WPGMZA\GoogleMapsLoader
  • WPGMZA\Integration\Gutenberg
  • WPGMZA\Integration\WPMigrateDB
  • WPGMZA\LatLng
  • WPGMZA\Map
  • WPGMZA\MapsEngineDialog
  • WPGMZA\Marker
  • WPGMZA\MarkerDataTable
  • WPGMZA\MarkerFilter
  • WPGMZA\ModalDialog
  • WPGMZA\NominatimGeocodeCache
  • WPGMZA\OLLoader
  • WPGMZA\Plugin
  • WPGMZA\Query
  • WPGMZA\QueryFragment
  • WPGMZA\RestAPI
  • WPGMZA\ScriptLoader
  • WPGMZA\Selector\AttributeSelector
  • WPGMZA\Selector\Parser
  • WPGMZA\Selector\PseudoSelector
  • WPGMZA\Selector\Selector
  • WPGMZA\Selector\Token
  • WPGMZA\Selector\Tokenizer
  • WPGMZA\Selector\TokenStream
  • WPGMZA\Selector\XPathConverter
  • WPGMZA\Strings
  • WPGMZA\Table

Exceptions

  • WPGMZA\Selector\ConvertException
  • WPGMZA\Selector\ParseException

Functions

  • WPGMZA\create_marker_instance_delegate
  • WPGMZA\query_nominatim_cache
  • WPGMZA\Selector\trace
  • WPGMZA\store_nominatim_cache
  • wpgmza_backwards_compat_get_all_circle_data
  • wpgmza_backwards_compat_get_all_rectangle_data
  • wpgmza_check_admin_head_backwards_compat_v6
  • wpgmza_check_map_editor_backwards_compat_v6
  • wpgmza_check_pro_compat_required_v6
  • wpgmza_check_user_backwards_compat_v6
  • Overview
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<?php



namespace WPGMZA;



require_once(plugin_dir_path(__FILE__) . 'class.dom-element.php');



class DOMDocument extends \DOMDocument

{

    private $src_file;

    

    /**

     * Constructor

     * @see http://php.net/manual/en/class.domdocument.php

     */

    public function __construct($version='1.0', $encoding='UTF-8')

    {

        \DOMDocument::__construct($version, $encoding);

        

        $this->registerNodeClass('DOMElement', 'WPGMZA\DOMElement');

        $this->onReady();

    }

    

    public static function convertUTF8ToHTMLEntities($html)

    {

        if(function_exists('mb_convert_encoding'))

            return mb_convert_encoding($html, 'HTML-ENTITIES', 'UTF-8');

        else

        {

            trigger_error('Using fallback UTF to HTML entity conversion', E_USER_NOTICE);

            return htmlspecialchars_decode(utf8_decode(htmlentities($html, ENT_COMPAT, 'utf-8', false)));

        }

    }

    

    /**

     * Fired after construction when the Document is initialized

     * @return void

     */

    protected function onReady()

    {

        

    }

    

    /**

     * Fired after content has been loaded

     * @return void

     */

    protected function onLoaded()

    {

        

    }

    

    /**

     * Loads the specified file and evaulates nodes

     * @see http://php.net/manual/en/domdocument.load.php

     * @param string $src The file you want to load

     * @param int $options See http://php.net/manual/en/domdocument.load.php

     * @return boolean TRUE on success, FALSE otherwise

     */

    public function load($src, $options=null)

    {

        if(!is_string($src))

            throw new \Exception('Input must be a string');

        

        $result = \DOMDocument::load($src, $options);

        $this->src_file = $src;

        

        $this->onEvaluateNodes();

        $this->onLoaded();

        

        return $result;

    }

    

    /**

     * Loads the specified file and parses any PHP

     * @param string $src The file you want to load

     * @param int $options See http://php.net/manual/en/domdocument.load.php

     * @return boolean TRUE on success, FALSE otherwise

     */

    public function loadPHPFile($src, $options=0)

    {

        if(!file_exists($src))

            throw new \Exception("File does not exist: $src");

        

        ob_start();

        include $src;

        $html = ob_get_clean();

        

        if(empty($html))

            throw new \Exception("$src is empty");

        

        $html = DOMDocument::convertUTF8ToHTMLEntities($html);

        $suppress_warnings = !(defined('WP_DEBUG') && WP_DEBUG);

        

        // From PHP 5.4.0 onwards, loadHTML takes 2 arguments

        if(version_compare(PHP_VERSION, '5.4.0', '>='))

        {

            if($suppress_warnings)

                $result = @$this->loadHTML($html, $options);

            else

                $result = $this->loadHTML($html, $options);

        }

        else

        {

            if($suppress_warnings)

                $result = @$this->loadHTML($html);

            else

                $result = $this->loadHTML($html);

        }

        

        $this->src_file = $src;

        

        $this->onLoaded();

        

        return $result;

    }

    

    /**

     * @internal Handles imports based on the content

     */

    protected function handleImport($subject, $node, $forcePHP=false)

    {

        if(preg_match('/\.html(\.php)?$/i', $subject))

        {

            if(!file_exists($subject))

                throw new \Exception("File '$subject' not found in {$this->src_file} line " . $node->getLineNo());

            

            $node->import($subject, $forcePHP);

            

            return;

        }

        

        if(preg_match('/\.php$/i', $subject))

        {

            if(!file_exists($subject))

                throw new \Exception("File '$subject' not found");

            

            $before = get_declared_classes();

            require_once($subject);

            $after = get_declared_classes();

            $diff = array_diff($after, $before);

            

            $classes_in_file = array();

            

            foreach($diff as $class) {

                $reflection = new \ReflectionClass($class);

                $filename = $reflection->getFileName();

                

                if(realpath($filename) == realpath($subject))

                    array_push($classes_in_file, $class);

            }

            

            if(empty($classes_in_file))

                throw new \Exception('No classes found in file');

            

            $class_name = $classes_in_file[ count($classes_in_file) - 1 ];

            $instance = new $class_name();

            

            if(!($instance instanceof DOMDocument))

                throw new \Exception('Class must be an instance of WPGMZA\\DOMDocument');

            

            $node->import($instance);

            

            return;

        }

        

        throw new \Exception("Failed to import page \"$subject\" in {$this->src_file} on line " . $node->getLineNo());

    }

    

    

    /**

     * Runs a CSS selector on the element. This is equivilant to Javascripts querySelector

     * @param string $query a CSS selector

     * @return mixed The first descendant \Smart\Element that matches the selector, or NULL if there is no match

     */

    public function querySelector($query)

    {

        if(!$this->documentElement)

            throw new \Exception('Document is empty');

        return $this->documentElement->querySelector($query);

    }

    

    /**

     * Runs a CSS selector on the element. This is equivilant to Javascripts querySelectorAll

     * @return mixed Any descendant \Smart\Element's that match the selector, or NULL if there is no match

     */

    public function querySelectorAll($query)

    {

        if(!$this->documentElement)

            throw new \Exception('Document is empty');

        return $this->documentElement->querySelectorAll($query);

    }

    

    /**

     * Takes an associative array or object, and populates this element with it

     * @param mixed $src Object or associative array

     * @return void

     */

    public function populate($src, $formatters=null)

    {

        if(!$this->documentElement)

            throw new \Exception('Document is empty');

        return $this->documentElement->populate($src, $formatters);

    }

    

    public function serializeFormData()

    {

        if(!$this->documentElement)

            throw new \Exception('Document is empty');

        return $this->documentElement->serializeFormData();

    }

    

    /**

     * Utility function to create an error element

     * @param string $message The error message

     * @return \Smart\Element

     */

    public function createErrorElement($message)

    {

        $span = $this->createElement('span');

        $span->appendText($message);

        $span->addClass('notice notice-error');

        return $span;

    }

    

    /**

     * This function saves only the inside of the <body> element of this document. This is useful when you want to import a HTML document into another, but you don't want to end up with nested <html> elements

     * @return string The HTML string

     */

    public function saveInnerBody()

    {

        $result = '';

        

        $body = $this->querySelector('body');

        

        if(!$body)

            return null;

        

        for($node = $body->firstChild; $node != null; $node = $node->nextSibling)

            $result .= $this->saveHTML($node);

            

        return $result;

    }

    

    public function __get($name)

    {

        if($name == 'html')

            return $this->saveInnerBody();

        

        return null;

    }

}

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