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Current File : /var/www/www.indacotrentino.com/www/app/code/Ashsmith/Blog/Block/Adminhtml/Post/Edit/Form.php

<?php
namespace Ashsmith\Blog\Block\Adminhtml\Post\Edit;

use Magento\Framework\Filesystem;
use Magento\Framework\App\Filesystem\DirectoryList;
use Magento\Backend\Block\Widget\Form\Generic;
use Magento\Catalog\Model\CategoryFactory;
use Magento\Framework\Data\Form\Element\AbstractElement;

/**
 * Adminhtml blog post edit form
 */
class Form extends \Magento\Backend\Block\Widget\Form\Generic
{

    /**
     * @var \Magento\Store\Model\System\Store
     */
    protected $_systemStore;

    /**
     * @param \Magento\Backend\Block\Template\Context $context
     * @param \Magento\Framework\Registry $registry
     * @param \Magento\Framework\Data\FormFactory $formFactory
     * @param \Magento\Cms\Model\Wysiwyg\Config $wysiwygConfig
     * @param \Magento\Store\Model\System\Store $systemStore
     * @param array $data
     */
    public function __construct(
        \Magento\Backend\Block\Template\Context $context,
        \Magento\Framework\Registry $registry,
        \Magento\Framework\Data\FormFactory $formFactory,
        \Magento\Store\Model\System\Store $systemStore,
        \Magento\Framework\Filesystem $filesystem,
        \Magento\Catalog\Model\CategoryFactory $categoryFactory,
        array $data = []
    ) {
        $this->_systemStore = $systemStore;
        $this->filesystem = $filesystem;
        $this->categoryFactory = $categoryFactory;
        parent::__construct($context, $registry, $formFactory, $data);
    }

    /**
     * Init form
     *
     * @return void
     */
    protected function _construct()
    {
        parent::_construct();
        $this->setId('post_form');
        $this->setTitle(__('Post Information'));
    }

    /**
     * Prepare form
     *
     * @return $this
     */
    protected function _prepareForm()
    {
        /** @var \Ashsmith\Blog\Model\Post $model */
        $model = $this->_coreRegistry->registry('blog_post');

        /** @var \Magento\Framework\Data\Form $form */
        $form = $this->_formFactory->create(
            ['data' => ['id' => 'edit_form', 'action' => $this->getData('action'), 'method' => 'post']]
        );

        $form->setHtmlIdPrefix('post_');

        $fieldset = $form->addFieldset(
            'base_fieldset',
            ['legend' => __('General Information'), 'class' => 'fieldset-wide']
        );

        if ($model->getPostId()) {
            $fieldset->addField('post_id', 'hidden', ['name' => 'post_id']);
        }

        $fieldset->addField(
            'title',
            'text',
            ['name' => 'title', 'label' => __('Post Title'), 'title' => __('Post Title'), 'required' => true]
        );

        $fieldset->addField(
            'url_key',
            'text',
            [
                'name' => 'url_key',
                'label' => __('URL Key'),
                'title' => __('URL Key'),
                'required' => true,
                'class' => 'validate-xml-identifier'
            ]
        );

        $fieldset->addField(
            'is_active',
            'select',
            [
                'label' => __('Status'),
                'title' => __('Status'),
                'name' => 'is_active',
                'required' => true,
                'options' => ['1' => __('Area'), '0' => __('Vendor')]
            ]
        );
        if (!$model->getId()) {
            $model->setData('is_active', '1');
        }

        $fieldset->addField(
            'content',
            'editor',
            [
                'name' => 'content',
                'label' => __('Content'),
                'title' => __('Content'),
                'style' => 'height:36em',
                'required' => true
            ]
        );

        $fieldset->addField(
            'image',
            'text',
            ['name' => 'image', 'label' => __('Image'), 'title' => __('Image'), 'required' => true, 'note' => __('Allowed file types: jpg, jpeg, gif, png')]
        );

        $fieldset->addField(
            'category',
            'text',
            ['name' => 'category', 'label' => __('Category'), 'title' => __('Category'), 'required' => true, 'values' => $this->getCategoryOptions(2)]
        );

        $form->setValues($model->getData());
        $form->setUseContainer(true);
        $this->setForm($form);

        return parent::_prepareForm();
    }

    public function saveImage($imageFile)
    {
        echo var_dump($imageFile);
        die("KK");
        if (isset($imageFile['image']) && is_array($imageFile['image']) && !empty($imageFile['image']['tmp_name'])) {
            $uploader = $this->uploaderFactory->create(['fileId' => 'image']);
            $uploader->setAllowedExtensions(['jpg', 'jpeg', 'gif', 'png']);
            $uploader->setAllowRenameFiles(true);
            $uploader->setFilesDispersion(true);

            $mediaDirectory = $this->filesystem->getDirectoryWrite(DirectoryList::MEDIA);
            echo var_dump($mediaDirectory);
            $result = $uploader->save($mediaDirectory->getAbsolutePath('your_custom_directory'));
echo var_dump($result);
die();
            if ($result) {
                return 'your_custom_directory' . $result['file'];
            }
        }
        return null;
    }

    public function getCategoryOptions($rootCategoryId)
    {
        $category = $this->categoryFactory->create()->load($rootCategoryId);
        $options = [];

        if ($category->hasChildren()) {
            $childCategories = $category->getChildrenCategories();
            foreach ($childCategories as $child) {
                $options[] = ['value' => $child->getId(), 'label' => $child->getName()];
            }
        }

        return $options;
    }
}