BookStack/app/Entities/Chapter.php

80 lines
2.2 KiB
PHP

<?php namespace BookStack\Entities;
class Chapter extends Entity
{
public $searchFactor = 1.3;
protected $fillable = ['name', 'description', 'priority', 'book_id'];
/**
* Get the morph class for this model.
* @return string
*/
public function getMorphClass()
{
return 'BookStack\\Chapter';
}
/**
* Get the book this chapter is within.
* @return \Illuminate\Database\Eloquent\Relations\BelongsTo
*/
public function book()
{
return $this->belongsTo(Book::class);
}
/**
* Get the pages that this chapter contains.
* @param string $dir
* @return mixed
*/
public function pages($dir = 'ASC')
{
return $this->hasMany(Page::class)->orderBy('priority', $dir);
}
/**
* Get the url of this chapter.
* @param string|bool $path
* @return string
*/
public function getUrl($path = false)
{
$bookSlug = $this->getAttribute('bookSlug') ? $this->getAttribute('bookSlug') : $this->book->slug;
if ($path !== false) {
return baseUrl('/books/' . urlencode($bookSlug) . '/chapter/' . urlencode($this->slug) . '/' . trim($path, '/'));
}
return baseUrl('/books/' . urlencode($bookSlug) . '/chapter/' . urlencode($this->slug));
}
/**
* Get an excerpt of this chapter's description to the specified length or less.
* @param int $length
* @return string
*/
public function getExcerpt(int $length = 100)
{
$description = $this->text ?? $this->description;
return mb_strlen($description) > $length ? mb_substr($description, 0, $length-3) . '...' : $description;
}
/**
* Return a generalised, common raw query that can be 'unioned' across entities.
* @return string
*/
public function entityRawQuery()
{
return "'BookStack\\\\Chapter' as entity_type, id, id as entity_id, slug, name, {$this->textField} as text, '' as html, book_id, priority, '0' as chapter_id, '0' as draft, created_by, updated_by, updated_at, created_at";
}
/**
* Check if this chapter has any child pages.
* @return bool
*/
public function hasChildren()
{
return count($this->pages) > 0;
}
}