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40 lines
907 B
PHP
40 lines
907 B
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: tony
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* Date: 7/2/18
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* Time: 12:10 AM
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*/
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namespace Site\Extensions;
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use DNADesign\Elemental\Models\BaseElement;
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use DNADesign\Elemental\Models\ElementContent;
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use SilverStripe\ORM\DataExtension;
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class BlogPostExtension extends DataExtension
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{
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/*
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* Shows custom summary of the post, otherwise
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* Displays summary of the first content element
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*/
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public function Summary($wordsToDisplay = 30)
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{
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$summary = $this->owner->getField('Summary');
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if($summary){
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return $summary;
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}
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BaseElement::
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$element = ElementContent::get()->filter([
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'ParentID' => $this->owner->ElementalArea()->ID,
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'HTML:not' => [null],
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])->first();
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if($element){
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return $element->dbObject('HTML')->Summary($wordsToDisplay);
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}
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return false;
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}
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} |