143 lines
3.5 KiB
PHP
143 lines
3.5 KiB
PHP
<?php
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namespace SilverStripe\Blog\Widgets;
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use SilverStripe\Blog\Model\Blog;
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if (!class_exists('Widget')) {
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return;
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}
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/**
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* @method Blog Blog()
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*
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* @property string $ArchiveType
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* @property int $NumberToDisplay
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*/
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class BlogArchiveWidget extends Widget
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{
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/**
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* @var string
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*/
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private static $title = 'Archive';
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/**
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* @var string
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*/
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private static $cmsTitle = 'Archive';
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/**
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* @var string
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*/
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private static $description = 'Displays an archive list of posts.';
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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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'NumberToDisplay' => 'Int',
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'ArchiveType' => 'Enum(\'Monthly,Yearly\', \'Monthly\')',
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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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'NumberOfMonths' => 12,
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);
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/**
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* @var array
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*/
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private static $has_one = array(
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'Blog' => 'SilverStripe\\Blog\\Model\\Blog',
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);
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/**
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* {@inheritdoc}
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*/
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public function getCMSFields()
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{
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$self =& $this;
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$this->beforeUpdateCMSFields(function ($fields) use ($self) {
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/**
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* @var Enum $archiveType
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*/
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$archiveType = $self->dbObject('ArchiveType');
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$type = $archiveType->enumValues();
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foreach ($type as $k => $v) {
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$type[$k] = _t('BlogArchiveWidget.' . ucfirst(strtolower($v)), $v);
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}
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/**
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* @var FieldList $fields
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*/
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$fields->merge(array(
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DropdownField::create('BlogID', _t('BlogArchiveWidget.Blog', 'SilverStripe\\Blog\\Model\\Blog'), Blog::get()->map()),
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DropdownField::create('ArchiveType', _t('BlogArchiveWidget.ArchiveType', 'ArchiveType'), $type),
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NumericField::create('NumberToDisplay', _t('BlogArchiveWidget.NumberToDisplay', 'No. to Display'))
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));
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});
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return parent::getCMSFields();
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}
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/**
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* Returns a list of months where blog posts are present.
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*
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* @return DataList
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*/
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public function getArchive()
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{
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$query = $this->Blog()->getBlogPosts()->dataQuery();
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if ($this->ArchiveType == 'Yearly') {
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$query->groupBy('DATE_FORMAT("PublishDate", \'%Y\')');
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} else {
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$query->groupBy('DATE_FORMAT("PublishDate", \'%Y-%M\')');
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}
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$posts = $this->Blog()->getBlogPosts()->setDataQuery($query);
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if ($this->NumberToDisplay > 0) {
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$posts = $posts->limit($this->NumberToDisplay);
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}
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$archive = new ArrayList();
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if ($posts->count() > 0) {
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foreach ($posts as $post) {
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/**
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* @var BlogPost $post
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*/
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$date = Date::create();
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$date->setValue($post->PublishDate);
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if ($this->ArchiveType == 'Yearly') {
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$year = $date->Format("Y");
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$month = null;
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$title = $year;
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} else {
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$year = $date->Format("Y");
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$month = $date->Format("m");
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$title = $date->FormatI18N("%B %Y");
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}
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$archive->push(new ArrayData(array(
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'Title' => $title,
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'Link' => Controller::join_links($this->Blog()->Link('archive'), $year, $month)
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)));
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}
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}
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return $archive;
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}
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}
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class BlogArchiveWidget_Controller extends Widget_Controller
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{
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}
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