Chapter.php
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<?php namespace BookStack;
class Chapter extends Entity
{
protected $fillable = ['name', 'description', 'priority', 'book_id'];
/**
* 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.
* @return mixed
*/
public function pages()
{
return $this->hasMany(Page::class)->orderBy('priority', 'ASC');
}
/**
* 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/' . $bookSlug. '/chapter/' . $this->slug . '/' . trim($path, '/'));
}
return baseUrl('/books/' . $bookSlug. '/chapter/' . $this->slug);
}
/**
* Get an excerpt of this chapter's description to the specified length or less.
* @param int $length
* @return string
*/
public function getExcerpt($length = 100)
{
$description = $this->description;
return strlen($description) > $length ? substr($description, 0, $length-3) . '...' : $description;
}
}