openvk/Web/Models/Entities/Postable.php

171 lines
4.8 KiB
PHP
Raw Normal View History

2020-06-07 19:04:43 +03:00
<?php declare(strict_types=1);
namespace openvk\Web\Models\Entities;
use openvk\Web\Util\DateTime;
use openvk\Web\Models\RowModel;
use openvk\Web\Models\Entities\User;
use openvk\Web\Models\Repositories\Users;
use openvk\Web\Models\Repositories\Clubs;
use openvk\Web\Models\Repositories\Comments;
use Chandler\Database\DatabaseConnection as DB;
use Nette\InvalidStateException as ISE;
use Nette\Database\Table\Selection;
abstract class Postable extends Attachable
{
/**
* Column name, that references to an object, that
* is hieararchically higher than this Postable.
*
* For example: Images belong to User, but Posts belong to Wall.
* Formally users still own posts, but walls also own posts and they are
* their direct parent.
*
* @var string
*/
protected $upperNodeReferenceColumnName = "owner";
private function getTable(): Selection
{
return DB::i()->getContext()->table($this->tableName);
}
function getOwner(): RowModel
{
$oid = (int) $this->getRecord()->owner;
if($oid > 0)
return (new Users)->get($oid);
else
return (new Clubs)->get($oid * -1);
}
function getVirtualId(): int
{
return $this->getRecord()->virtual_id;
}
function getPrettyId(): string
{
return $this->getRecord()->owner . "_" . $this->getVirtualId();
}
function getPublicationTime(): DateTime
{
return new DateTime($this->getRecord()->created);
}
function getEditTime(): ?DateTime
{
$edited = $this->getRecord()->edited;
if(is_null($edited)) return NULL;
return new DateTime($edited);
}
function getComments(int $page, ?int $perPage = NULL): \Traversable
{
return (new Comments)->getCommentsByTarget($this, $page, $perPage);
}
function getCommentsCount(): int
{
return (new Comments)->getCommentsCountByTarget($this);
}
2020-08-01 17:23:08 +03:00
function getLastComments()
{
return (new Comments)->getLastCommentsByTarget($this);
}
2020-06-07 19:04:43 +03:00
function getLikesCount(): int
{
return sizeof(DB::i()->getContext()->table("likes")->where([
"model" => static::class,
"target" => $this->getRecord()->id,
]));
}
// TODO add pagination
function getLikers(): \Traversable
{
$sel = DB::i()->getContext()->table("likes")->where([
"model" => static::class,
"target" => $this->getRecord()->id,
]);
foreach($sel as $like)
yield (new Users)->get($like->origin);
}
function toggleLike(User $user): bool
2020-06-07 19:04:43 +03:00
{
$searchData = [
"origin" => $user->getId(),
"model" => static::class,
"target" => $this->getRecord()->id,
];
if(sizeof(DB::i()->getContext()->table("likes")->where($searchData)) > 0) {
2020-06-07 19:04:43 +03:00
DB::i()->getContext()->table("likes")->where($searchData)->delete();
return false;
}
DB::i()->getContext()->table("likes")->insert($searchData);
return true;
}
function setLike(bool $liked, User $user): void
{
$searchData = [
"origin" => $user->getId(),
"model" => static::class,
"target" => $this->getRecord()->id,
];
if($liked)
2020-06-07 19:04:43 +03:00
DB::i()->getContext()->table("likes")->insert($searchData);
else
DB::i()->getContext()->table("likes")->where($searchData)->delete();
2020-06-07 19:04:43 +03:00
}
function hasLikeFrom(User $user): bool
{
$searchData = [
"origin" => $user->getId(),
"model" => static::class,
"target" => $this->getRecord()->id,
];
return sizeof(DB::i()->getContext()->table("likes")->where($searchData)) > 0;
}
function setVirtual_Id(int $id): void
{
throw new ISE("Setting virtual id manually is forbidden");
}
function save(): void
{
$vref = $this->upperNodeReferenceColumnName;
$vid = $this->getRecord()->{$vref} ?? $this->changes[$vref];
if(!$vid)
throw new ISE("Can't presist post due to inability to calculate it's $vref post count. Have you set it?");
$pCount = sizeof($this->getTable()->where($vref, $vid));
if(is_null($this->getRecord())) {
# lol allow ppl to taint created value
if(!isset($this->changes["created"]))
$this->stateChanges("created", time());
$this->stateChanges("virtual_id", $pCount + 1);
} else {
$this->stateChanges("edited", time());
}
parent::save();
}
use Traits\TAttachmentHost;
use Traits\TOwnable;
}