BookStack/app/Entities/Book.php

118 lines
3.2 KiB
PHP

<?php namespace BookStack\Entities;
use BookStack\Uploads\Image;
class Book extends Entity
{
public $searchFactor = 2;
protected $fillable = ['name', 'description', 'image_id'];
/**
* Get the morph class for this model.
* @return string
*/
public function getMorphClass()
{
return 'BookStack\\Book';
}
/**
* Get the url for this book.
* @param string|bool $path
* @return string
*/
public function getUrl($path = false)
{
if ($path !== false) {
return baseUrl('/books/' . urlencode($this->slug) . '/' . trim($path, '/'));
}
return baseUrl('/books/' . urlencode($this->slug));
}
/**
* Returns book cover image, if book cover not exists return default cover image.
* @param int $width - Width of the image
* @param int $height - Height of the image
* @return string
*/
public function getBookCover($width = 440, $height = 250)
{
$default = 'data:image/gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw==';
if (!$this->image_id) {
return $default;
}
try {
$cover = $this->cover ? baseUrl($this->cover->getThumb($width, $height, false)) : $default;
} catch (\Exception $err) {
$cover = $default;
}
return $cover;
}
/**
* Get the cover image of the book
* @return \Illuminate\Database\Eloquent\Relations\BelongsTo
*/
public function cover()
{
return $this->belongsTo(Image::class, 'image_id');
}
/**
* Get all pages within this book.
* @return \Illuminate\Database\Eloquent\Relations\HasMany
*/
public function pages()
{
return $this->hasMany(Page::class);
}
/**
* Get the direct child pages of this book.
* @return \Illuminate\Database\Eloquent\Relations\HasMany
*/
public function directPages()
{
return $this->pages()->where('chapter_id', '=', '0');
}
/**
* Get all chapters within this book.
* @return \Illuminate\Database\Eloquent\Relations\HasMany
*/
public function chapters()
{
return $this->hasMany(Chapter::class);
}
/**
* Get the shelves this book is contained within.
* @return \Illuminate\Database\Eloquent\Relations\BelongsToMany
*/
public function shelves()
{
return $this->belongsToMany(Bookshelf::class, 'bookshelves_books', 'book_id', 'bookshelf_id');
}
/**
* Get an excerpt of this book's description to the specified length or less.
* @param int $length
* @return string
*/
public function getExcerpt(int $length = 100)
{
$description = $this->description;
return strlen($description) > $length ? substr($description, 0, $length-3) . '...' : $description;
}
/**
* Return a generalised, common raw query that can be 'unioned' across entities.
* @return string
*/
public function entityRawQuery()
{
return "'BookStack\\\\Book' as entity_type, id, id as entity_id, slug, name, {$this->textField} as text,'' as html, '0' as book_id, '0' as priority, '0' as chapter_id, '0' as draft, created_by, updated_by, updated_at, created_at";
}
}