177 lines
4.3 KiB
PHP
177 lines
4.3 KiB
PHP
|
<?php
|
||
|
|
||
|
namespace Illuminate\Pagination;
|
||
|
|
||
|
use ArrayAccess;
|
||
|
use Countable;
|
||
|
use Illuminate\Contracts\Pagination\Paginator as PaginatorContract;
|
||
|
use Illuminate\Contracts\Support\Arrayable;
|
||
|
use Illuminate\Contracts\Support\Jsonable;
|
||
|
use Illuminate\Support\Collection;
|
||
|
use IteratorAggregate;
|
||
|
use JsonSerializable;
|
||
|
|
||
|
class Paginator extends AbstractPaginator implements Arrayable, ArrayAccess, Countable, IteratorAggregate, Jsonable, JsonSerializable, PaginatorContract
|
||
|
{
|
||
|
/**
|
||
|
* Determine if there are more items in the data source.
|
||
|
*
|
||
|
* @return bool
|
||
|
*/
|
||
|
protected $hasMore;
|
||
|
|
||
|
/**
|
||
|
* Create a new paginator instance.
|
||
|
*
|
||
|
* @param mixed $items
|
||
|
* @param int $perPage
|
||
|
* @param int|null $currentPage
|
||
|
* @param array $options (path, query, fragment, pageName)
|
||
|
* @return void
|
||
|
*/
|
||
|
public function __construct($items, $perPage, $currentPage = null, array $options = [])
|
||
|
{
|
||
|
$this->options = $options;
|
||
|
|
||
|
foreach ($options as $key => $value) {
|
||
|
$this->{$key} = $value;
|
||
|
}
|
||
|
|
||
|
$this->perPage = $perPage;
|
||
|
$this->currentPage = $this->setCurrentPage($currentPage);
|
||
|
$this->path = $this->path !== '/' ? rtrim($this->path, '/') : $this->path;
|
||
|
|
||
|
$this->setItems($items);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the current page for the request.
|
||
|
*
|
||
|
* @param int $currentPage
|
||
|
* @return int
|
||
|
*/
|
||
|
protected function setCurrentPage($currentPage)
|
||
|
{
|
||
|
$currentPage = $currentPage ?: static::resolveCurrentPage();
|
||
|
|
||
|
return $this->isValidPageNumber($currentPage) ? (int) $currentPage : 1;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Set the items for the paginator.
|
||
|
*
|
||
|
* @param mixed $items
|
||
|
* @return void
|
||
|
*/
|
||
|
protected function setItems($items)
|
||
|
{
|
||
|
$this->items = $items instanceof Collection ? $items : Collection::make($items);
|
||
|
|
||
|
$this->hasMore = $this->items->count() > $this->perPage;
|
||
|
|
||
|
$this->items = $this->items->slice(0, $this->perPage);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the URL for the next page.
|
||
|
*
|
||
|
* @return string|null
|
||
|
*/
|
||
|
public function nextPageUrl()
|
||
|
{
|
||
|
if ($this->hasMorePages()) {
|
||
|
return $this->url($this->currentPage() + 1);
|
||
|
}
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Render the paginator using the given view.
|
||
|
*
|
||
|
* @param string|null $view
|
||
|
* @param array $data
|
||
|
* @return string
|
||
|
*/
|
||
|
public function links($view = null, $data = [])
|
||
|
{
|
||
|
return $this->render($view, $data);
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Render the paginator using the given view.
|
||
|
*
|
||
|
* @param string|null $view
|
||
|
* @param array $data
|
||
|
* @return \Illuminate\Contracts\Support\Htmlable
|
||
|
*/
|
||
|
public function render($view = null, $data = [])
|
||
|
{
|
||
|
return static::viewFactory()->make($view ?: static::$defaultSimpleView, array_merge($data, [
|
||
|
'paginator' => $this,
|
||
|
]));
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Manually indicate that the paginator does have more pages.
|
||
|
*
|
||
|
* @param bool $hasMore
|
||
|
* @return $this
|
||
|
*/
|
||
|
public function hasMorePagesWhen($hasMore = true)
|
||
|
{
|
||
|
$this->hasMore = $hasMore;
|
||
|
|
||
|
return $this;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Determine if there are more items in the data source.
|
||
|
*
|
||
|
* @return bool
|
||
|
*/
|
||
|
public function hasMorePages()
|
||
|
{
|
||
|
return $this->hasMore;
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Get the instance as an array.
|
||
|
*
|
||
|
* @return array
|
||
|
*/
|
||
|
public function toArray()
|
||
|
{
|
||
|
return [
|
||
|
'current_page' => $this->currentPage(),
|
||
|
'data' => $this->items->toArray(),
|
||
|
'first_page_url' => $this->url(1),
|
||
|
'from' => $this->firstItem(),
|
||
|
'next_page_url' => $this->nextPageUrl(),
|
||
|
'path' => $this->path(),
|
||
|
'per_page' => $this->perPage(),
|
||
|
'prev_page_url' => $this->previousPageUrl(),
|
||
|
'to' => $this->lastItem(),
|
||
|
];
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Convert the object into something JSON serializable.
|
||
|
*
|
||
|
* @return array
|
||
|
*/
|
||
|
public function jsonSerialize(): array
|
||
|
{
|
||
|
return $this->toArray();
|
||
|
}
|
||
|
|
||
|
/**
|
||
|
* Convert the object to its JSON representation.
|
||
|
*
|
||
|
* @param int $options
|
||
|
* @return string
|
||
|
*/
|
||
|
public function toJson($options = 0)
|
||
|
{
|
||
|
return json_encode($this->jsonSerialize(), $options);
|
||
|
}
|
||
|
}
|