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<?php |
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namespace Dynamic\Elements\Blog\Elements; |
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use DNADesign\Elemental\Models\BaseElement; |
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use SilverStripe\Blog\Model\Blog; |
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use SilverStripe\Forms\FieldList; |
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use SilverStripe\Forms\RequiredFields; |
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use SilverStripe\ORM\FieldType\DBField; |
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use SilverStripe\ORM\FieldType\DBHTMLText; |
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use SilverStripe\ORM\ValidationResult; |
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/** |
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* Class ElementBlogPosts |
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* @package Dynamic\Elements\Elements |
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*/ |
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class ElementBlogPosts extends BaseElement |
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{ |
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/** |
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* @var string |
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*/ |
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private static $icon = 'vendor/dnadesign/silverstripe-elemental/images/base.svg'; |
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/** |
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* @var string |
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*/ |
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private static $singular_name = 'Blog Posts Element'; |
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/** |
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* @var string |
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*/ |
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private static $plural_name = 'Blog Posts Elements'; |
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/** |
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* @var string |
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*/ |
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private static $table_name = 'ElementBlogPosts'; |
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/** |
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* @var array |
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*/ |
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private static $db = array( |
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'Limit' => 'Int', |
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'Content' => 'HTMLText', |
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); |
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/** |
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* @var array |
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*/ |
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private static $has_one = array( |
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'Blog' => Blog::class, |
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); |
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/** |
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* @var array |
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*/ |
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private static $defaults = array( |
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'Limit' => 3, |
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); |
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/** |
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* @return DBHTMLText |
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*/ |
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public function ElementSummary() |
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{ |
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return DBField::create_field('HTMLText', $this->Content)->Summary(20); |
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} |
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/** |
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* @return string |
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*/ |
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public function getType() |
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{ |
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return _t(__CLASS__ . '.BlockType', 'Blog Posts'); |
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} |
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/** |
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* @return FieldList |
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*/ |
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public function getCMSFields() |
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{ |
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$this->beforeUpdateCMSFields(function (FieldList $fields) { |
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$fields->dataFieldByName('Content') |
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->setRows(8); |
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$fields->dataFieldByName('Limit') |
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->setTitle('Articles to show'); |
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if (class_exists(Blog::class)) { |
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$fields->insertBefore( |
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$fields->dataFieldByName('BlogID') |
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->setTitle('Featured Blog'), |
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'Limit' |
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); |
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} |
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}); |
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return parent::getCMSFields(); |
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} |
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/** |
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* @return ValidationResult |
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*/ |
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public function validate() |
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{ |
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$result = parent::validate(); |
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if (!$this->BlogID) { |
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$result->addError('Featured Blog is required before you can save'); |
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} |
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return $result; |
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} |
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/** |
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* @return mixed |
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*/ |
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public function getPostsList() |
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{ |
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if ($this->BlogID) { |
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return Blog::get()->byID($this->BlogID)->getBlogPosts()->Limit($this->Limit); |
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} |
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return null; |
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} |
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} |
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dynamic /
silverstripe-elemental-blog
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