PHP code example of bummzack / sortablefile

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

bummzack / sortablefile example snippets

use SilverStripe\Assets\Image;
use SilverStripe\Forms\FieldList;
use Bummzack\SortableFile\Forms\SortableUploadField;

class PortfolioPage extends Page
{
    // This page can have many images
    private static $many_many = [
        'Images' => Image::class
    ];

    // this adds the SortOrder field to the relation table.
    // Please note that the key (in this case 'Images')
    // has to be the same key as in the $many_many definition!
    private static $many_many_extraFields = [
        'Images' => ['SortOrder' => 'Int']
    ];

    public function getCMSFields()
    {
        $this->beforeUpdateCMSFields(function (FieldList $fields) {
            $fields->addFieldToTab('Root.Main', SortableUploadField::create(
                'Images', $this->fieldLabel('Images')
            ));
        });

        return parent::getCMSFields();
    }
}

// Use this in your templates to get the correctly sorted images

public function Images()
{
    return $this->getManyManyComponents('Images')->sort('SortOrder');
}

// and/or
public function SortedImages()
{
    return $this->Images()->Sort('SortOrder');
}

use Bummzack\SortableFile\Forms\SortableUploadField;
use SilverStripe\Forms\FieldList;

class PortfolioPage extends Page
{
    private static $many_many = [
        'Images' => [
            'through' => PortfolioImage::class,
            'from' => 'PortfolioPage',
            'to' => 'Image',
        ]
    ];

    // This is nction (FieldList $fields) {
            $fields->addFieldToTab('Root.Main', SortableUploadField::create(
                'Images', $this->fieldLabel('Images')
            ));
        });

        return parent::getCMSFields();
    }

    // This is a helper method, that is needed to display the items in the
    // correct order. Is 

use SilverStripe\Assets\Image;
use SilverStripe\ORM\DataObject;
use SilverStripe\Versioned\Versioned;

class PortfolioImage extends DataObject
{
    private static $db = [
        'SortOrder' => 'Int'
    ];

    private static $has_one = [
        'Image' => Image::class,
        'PortfolioPage' => PortfolioPage::class
    ];

    private static $default_sort = 'SortOrder';

    // It's important that you add the Versioned extension to this!
    private static $extensions = [
        Versioned::class
    ];
}