150 lines
4.0 KiB
PHP
Executable File
150 lines
4.0 KiB
PHP
Executable File
<?php
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namespace A2nt\CMSNiceties\Widgets;
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use SilverStripe\Blog\Model\Blog;
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use SilverStripe\Blog\Model\BlogPost;
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use SilverStripe\Core\Convert;
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use SilverStripe\Forms\DropdownField;
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use SilverStripe\Forms\FieldList;
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use SilverStripe\Forms\NumericField;
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use SilverStripe\ORM\ArrayList;
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use SilverStripe\Security\Member;
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use SilverStripe\Widgets\Model\Widget;
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if (!class_exists(Widget::class)) {
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return;
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}
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/**
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* Class \A2nt\CMSNiceties\Widgets\BannerWidget
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*
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* @property int $ImageID
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* @property int $LinkID
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* @method \SilverStripe\Assets\Image Image()
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* @method \Sheadawson\Linkable\Models\Link Link()
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*/
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class BlogAuthorsWidget extends Widget
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{
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private static $title = 'Blog Authors';
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private static $cmsTitle = 'Authors';
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private static $description = 'Shows banner Blog Authors.';
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private static $table_name = 'BlogAuthorsWidget';
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private static $db = [
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'Limit' => 'Int',
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'Order' => 'Varchar',
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'Direction' => 'Varchar',
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];
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private static $has_one = [
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'Blog' => Blog::class
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];
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public function getCMSFields()
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{
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$this->beforeUpdateCMSFields(function (FieldList $fields) {
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$fields[] = DropdownField::create(
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'BlogID',
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_t(__CLASS__ . '.Blog', 'Blog'),
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Blog::get()->map()
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);
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$fields[] = NumericField::create(
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'Limit',
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_t(__CLASS__ . '.Limit', 'Limit'),
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0
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)
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->setDescription(
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_t(
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__CLASS__ . '.Limit_Description',
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'Limit the number of tags shown by this widget (set to 0 to show all tags).'
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)
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)
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->setMaxLength(3);
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$fields[] = DropdownField::create(
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'Order',
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_t(__CLASS__ . '.Sort', 'Sort'),
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[
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'FirstName' => 'First Name',
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'Surname' => 'Last Name',
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'LastEdited' => 'Updated',
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],
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)
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->setDescription(
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_t(__CLASS__ . '.Sort_Description', 'Change the order of tags shown by this widget.')
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);
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$fields[] = DropdownField::create(
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'Direction',
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_t(__CLASS__ . '.Direction', 'Direction'),
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['ASC' => 'Ascending', 'DESC' => 'Descending']
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)
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->setDescription(
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_t(
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__CLASS__ . '.Direction_Description',
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'Change the direction of ordering of tags shown by this widget.'
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)
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);
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});
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return parent::getCMSFields();
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}
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/**
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* @return DataList
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*/
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public function getAuthors()
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{
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$parent = $this->Blog();
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if (!$parent) {
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return [];
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}
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$blogID = $parent->ID;
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$posts = BlogPost::get()
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->filter('ParentID', $blogID);
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$authorIDs = [];
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foreach ($posts as $post) {
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$authorIDs = array_merge(
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$authorIDs,
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array_keys(
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$post->Authors()
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->map()
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->toArray()
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)
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);
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}
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$authorIDs = array_unique($authorIDs);
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$query = Member::get()->filter(['ID' => $authorIDs]);
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if ($this->Limit) {
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$query = $query->limit(Convert::raw2sql($this->Limit));
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}
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if ($this->Order && $this->Direction) {
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$query = $query->sort(
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Convert::raw2sql($this->Order),
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Convert::raw2sql($this->Direction)
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);
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}
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// Update all authors
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$items = ArrayList::create();
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foreach ($query as $author) {
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// Add link for each author
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$author = $author->customise([
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'URL' => $parent->ProfileLink($author->URLSegment),
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]);
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$items->push($author);
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}
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return $items;
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}
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}
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