imagecms/ImageCMS

<?php

namespace template_manager\installer;

/**
 * Image CMS
 * Module Template_manager
 * class DependenceDirector
 */
class DependenceDirector
{

    /**
     * Status of dependences verify
     * @var boolean
     */
    private $status = TRUE;

    /**
     * SilmpleXmlElement dependence node
     * @var \SimpleXMLElement
     */
    private $dependicies;

    /**
     * Error messages array
     * @var array
     */
    private $messages = [];

    public function __construct(\SimpleXMLElement $dependicies) {
        $this->dependicies = $dependicies;
    }

    /**
     * Verify dependences
     * @return boolean
     */
    public function verify($installDemodata = FALSE) {
        foreach ($this->dependicies as $key => $node) {
            $attributes = $node->attributes();
            $handlerClass = 'template_manager\\installer\\' . ucfirst($attributes['entityName']) . 'Dependence';
            include_once __DIR__ . DIRECTORY_SEPARATOR . $handlerClass . EXT;

            $dependence = new $handlerClass($node);

            $status = $dependence->verify($installDemodata);
            if ($status == FALSE) {
                $this->status = FALSE;
            }

            // gathering messages
            if (FALSE !== $msgs = $dependence->getMessages()) {
                foreach ($msgs as $message) {
                    $this->messages[] = [
                                         'text'     => $message,
                                         'relation' => $dependence->relation,
                                         'name'     => $dependence->name,
                                         'type'     => $dependence->type,
                                        ];
                }
            } elseif ($status == FALSE) {
                $this->messages[] = [
                                     'relation' => $dependence->relation,
                                     'name'     => $dependence->name,
                                     'type'     => $dependence->type,
                                    ];
            }
        }
        return $this->status;
    }

    /**
     * Get error messages
     * @return string
     */
    public function getMessages() {
        return $this->messages;
    }

}