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ObjectRelationListCommand.php
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ObjectRelationListCommand.php
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<?php
namespace App\Console;
use Illuminate\Support\Str;
/**
* This abstract class provides a means to treat objects in our model using CRUD, with the exception that
* this particular abstract class lists objects' relations.
*/
abstract class ObjectRelationListCommand extends ObjectCommand
{
/**
* The "relation" -- a method or property.
*
* @var string
*/
protected $objectRelation;
/**
* Optional arguments for $objectRelation method
*
* @var array
*/
protected $objectRelationArgs = [];
/**
* Supplement the base command constructor with a derived or generated signature and
* description.
*
* @return mixed
*/
public function __construct()
{
$this->description = "List {$this->objectRelation} for a {$this->objectName}";
$this->signature = sprintf(
"%s%s:%s {%s}",
$this->commandPrefix ? $this->commandPrefix . ":" : "",
$this->objectName,
Str::kebab($this->objectRelation),
$this->objectName
);
$this->signature .= " {--attr=* : Attributes other than the primary unique key to include}";
parent::__construct();
}
/**
* Execute the console command.
*
* @return mixed
*/
public function handle()
{
$argument = $this->argument($this->objectName);
$object = $this->getObject(
$this->objectClass,
$argument,
$this->objectTitle
);
if (!$object) {
$this->error("No such {$this->objectName} {$argument}");
return 1;
}
if (method_exists($object, $this->objectRelation)) {
$result = call_user_func_array([$object, $this->objectRelation], $this->objectRelationArgs);
} elseif (property_exists($object, $this->objectRelation)) {
$result = $object->{"{$this->objectRelation}"};
} else {
$this->error("No such relation {$this->objectRelation}");
return 1;
}
// Convert query builder into a collection
if (
($result instanceof \Illuminate\Database\Eloquent\Relations\Relation)
|| ($result instanceof \Illuminate\Database\Eloquent\Builder)
) {
$result = $result->get();
}
// Print the result
if (
($result instanceof \Illuminate\Database\Eloquent\Collection)
|| is_array($result)
) {
foreach ($result as $entry) {
$this->info($this->toString($entry));
}
} else {
$this->info($this->toString($result));
}
}
}

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ObjectRelationListCommand.php (2 KB)

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