Kunstmaan / KunstmaanBundlesCMS

src/Kunstmaan/GeneratorBundle/Command/GeneratePageCommand.php

<?php

namespace Kunstmaan\GeneratorBundle\Command;

use Kunstmaan\GeneratorBundle\Generator\PageGenerator;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\HttpKernel\Bundle\BundleInterface;

/**
 * Generates a new page
 */
class GeneratePageCommand extends KunstmaanGenerateCommand
{
    /**
     * @var BundleInterface
     */
    private $bundle;

    /**
     * @var string
     */
    private $prefix;

    /**
     * @var string
     */
    private $pageName;

    /**
     * @var array
     */
    private $fields;

    /**
     * @var array
     */
    private $template;

    /**
     * @var array
     */
    private $sections = array();

    /**
     * @var array
     */
    private $parentPages = array();

    /**
     * @see Command
     */
    protected function configure()
    {
        $this->setDescription('Generates a new page')
            ->setHelp(<<<'EOT'
The <info>kuma:generate:page</info> command generates a new page and its configuration.

<info>php bin/console kuma:generate:page</info>
EOT
            )
            ->addOption('prefix', '', InputOption::VALUE_OPTIONAL, 'The prefix to be used in the table name of the generated entity')
            ->setName('kuma:generate:page');
    }

    /**
     * {@inheritdoc}
     */
    protected function getWelcomeText()
    {
        return 'Welcome to the Kunstmaan page generator';
    }

    /**
     * {@inheritdoc}
     */
    protected function doExecute()
    {
        $this->assistant->writeSection('Page generation');

        $this->createGenerator()->generate($this->bundle, $this->pageName, $this->prefix, $this->fields, $this->template, $this->sections, $this->parentPages);

        $this->assistant->writeSection('Page successfully created', 'bg=green;fg=black');

        if (count($this->parentPages) == 0) {
            $this->assistant->writeLine(array(
                'To use this page you must first add the definition below to the <comment>getPossibleChildTypes</comment> funtion of the parent page:',
                '<comment>    [</comment>',
                "<comment>        'name' => '".$this->pageName."',</comment>",
                "<comment>        'class'=> '".$this->bundle->getNamespace().'\\Entity\\Pages\\'.$this->pageName."'</comment>",
                '<comment>    ],</comment>',
                '',
            ));
        }

        $this->assistant->writeLine(array(
            'Make sure you update your database first before you use the page:',
            '    Directly update your database:          <comment>bin/console doctrine:schema:update --force</comment>',
            '    Create a Doctrine migration and run it: <comment>bin/console doctrine:migrations:diff && bin/console doctrine:migrations:migrate</comment>',
            '',
        ));

        return 0;
    }

    /**
     * {@inheritdoc}
     */
    protected function doInteract()
    {
        if (!$this->isBundleAvailable('KunstmaanPagePartBundle')) {
            $this->assistant->writeError('KunstmaanPagePartBundle not found', true);
        }

        $this->assistant->writeLine(array("This command helps you to generate a new page.\n"));

        /*
         * Ask for which bundle we need to create the pagepart
         */
        $this->bundle = $this->askForBundleName('page');

        /*
         * Ask the database table prefix
         */
        $this->prefix = $this->askForPrefix(null, $this->bundle->getNamespace());

        /*
         * Ask the name of the pagepart
         */
        $this->assistant->writeLine(array(
            '',
            'The name of your Page: For example: <comment>SponsorPage</comment>, <comment>NewsOverviewPage</comment>',
            '',
        ));
        $generator = $this->getGenerator();
        $bundlePath = $this->bundle->getPath();

        $name = $this->assistant->askAndValidate(
            'Page name',
            function ($name) use ($generator, $bundlePath) {
                // Check reserved words
                if ($generator->isReservedKeyword($name)) {
                    throw new \InvalidArgumentException(sprintf('"%s" is a reserved word', $name));
                }

                // Name should end on Page
                if (!preg_match('/Page$/', $name)) {
                    throw new \InvalidArgumentException('The page name must end with Page');
                }

                // Name should contain more characters than Page
                if (strlen($name) <= strlen('Page') || !preg_match('/^[a-zA-Z]+$/', $name)) {
                    throw new \InvalidArgumentException('Invalid page name');
                }

                // Check that entity does not already exist
                if (file_exists($bundlePath . '/Entity/Pages/' . $name . '.php')) {
                    throw new \InvalidArgumentException(sprintf('Page or entity "%s" already exists', $name));
                }

                return $name;
            }
        );
        $this->pageName = $name;

        /*
         * Ask which fields need to be present
         */
        $this->assistant->writeLine(array("\nInstead of starting with a blank page, you can add some fields now.\n"));
        $fields = $this->askEntityFields($this->bundle, array('title', 'pageTitle', 'parent', 'id'));
        $this->fields = array();
        foreach ($fields as $fieldInfo) {
            $this->fields[] = $this->getEntityFields(
                $this->bundle,
                $this->pageName,
                $this->prefix,
                $fieldInfo['name'],
                $fieldInfo['type'],
                $fieldInfo['extra'],
                true,
                $fieldInfo['minHeight'],
                $fieldInfo['maxHeight'],
                $fieldInfo['minWidth'],
                $fieldInfo['maxWidth'],
                $fieldInfo['mimeTypes']
            );
        }

        /**
         * Ask which default page template we need to use
         */
        $templateSelect = $this->getTemplateList();
        if (empty($templateSelect)) {
            throw new \RuntimeException('You need to define at least one page template before running the page generator!');
        }

        $this->assistant->writeLine('');
        $templateId = $this->assistant->askSelect('Which page template do you want to use', $templateSelect);
        $templateConfigs = $this->getAvailableTemplates($this->bundle);
        $templateConfig = $templateConfigs[$templateId];
        $this->template = $templateConfig['file'];

        /*
         * Ask for which sections pagepart configuration the end user wants to use for the different sections
         */
        $this->assistant->writeLine(array("\nThe select page template consists of these contexts: " . implode(', ', $templateConfig['contexts'])));
        $this->sections = array();
        foreach ($templateConfig['contexts'] as $context) {
            $question = "Which pagepart configuration would you like to use for the '$context' context";
            $section = $this->askForSections($question, $this->bundle, false, $context);
            if (is_null($section)) {
                $this->assistant->writeError(sprintf('No section pagepart configuration found for context "%s"', $context), true);
            }
            $this->sections[] = $section;
        }

        /**
         * Ask the parent pages
         */
        $parentPages = $this->getAvailablePages($this->bundle);
        $pagesSelect = array_map(function ($item) {
            return $item['name'];
        }, $parentPages);
        if (count($pagesSelect) > 0) {
            $this->assistant->writeLine('');
            $parentPageIds = $this->assistant->askSelect('Which existing page(s) can have the new page as sub-page (multiple possible, separated by comma)', $pagesSelect, null, true);
            foreach ($parentPageIds as $id) {

The expression $parentPageIds of type array|false|integer|string is not guaranteed to be traversable. How about adding an additional type check?

                $this->parentPages[] = $parentPages[$id]['path'];
            }
        }
    }

    /**
     * Get the generator.
     *
     * @return PageGenerator
     */
    protected function createGenerator()
    {
        $filesystem = $this->getContainer()->get('filesystem');
        $registry = $this->getContainer()->get('doctrine');

        return new PageGenerator($filesystem, $registry, '/page', $this->assistant, $this->getContainer());
    }

    /**
     * Get all the available default templates.
     *
     * @return array
     */
    private function getTemplateList()
    {
        $templates = $this->getAvailableTemplates($this->bundle);

        $types = array();
        foreach ($templates as $key => $template) {
            $types[$key] = $template['name'];
        }

        return $types;
    }
}