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File / Folder	Size	Action
.	-
Factories	--	ren
Migrations	--	ren
Seeds	--	ren
DatabaseInspectionComma...	7.722KB	edt ren
DbCommand.php	6.521KB	edt ren
DumpCommand.php	2.738KB	edt ren
MonitorCommand.php	3.908KB	edt ren
PruneCommand.php	5.801KB	edt ren
ShowCommand.php	6.846KB	edt ren
ShowModelCommand.php	16.826KB	edt ren
TableCommand.php	7.901KB	edt ren
WipeCommand.php	2.706KB	edt ren

<?php

namespace Illuminate\Database\Console;

use BackedEnum;
use Doctrine\DBAL\Schema\Column;
use Doctrine\DBAL\Schema\Index;
use Doctrine\DBAL\Types\DecimalType;
use Illuminate\Contracts\Container\BindingResolutionException;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\Relation;
use Illuminate\Support\Facades\Gate;
use Illuminate\Support\Str;
use ReflectionClass;
use ReflectionMethod;
use SplFileObject;
use Symfony\Component\Console\Attribute\AsCommand;
use Symfony\Component\Console\Output\OutputInterface;
use UnitEnum;

#[AsCommand(name: 'model:show')]
class ShowModelCommand extends DatabaseInspectionCommand
{
    /**
     * The console command name.
     *
     * @var string
     */
    protected $name = 'model:show {model}';

/**
     * The console command description.
     *
     * @var string
     */
    protected $description = 'Show information about an Eloquent model';

/**
     * The console command signature.
     *
     * @var string
     */
    protected $signature = 'model:show {model : The model to show}
                {--database= : The database connection to use}
                {--json : Output the model as JSON}';

/**
     * The methods that can be called in a model to indicate a relation.
     *
     * @var array
     */
    protected $relationMethods = [
        'hasMany',
        'hasManyThrough',
        'hasOneThrough',
        'belongsToMany',
        'hasOne',
        'belongsTo',
        'morphOne',
        'morphTo',
        'morphMany',
        'morphToMany',
        'morphedByMany',
    ];

/**
     * Execute the console command.
     *
     * @return int
     */
    public function handle()
    {
        if (! $this->ensureDependenciesExist()) {
            return 1;
        }

$class = $this->qualifyModel($this->argument('model'));

try {
            $model = $this->laravel->make($class);

$class = get_class($model);
        } catch (BindingResolutionException $e) {
            return $this->components->error($e->getMessage());
        }

if ($this->option('database')) {
            $model->setConnection($this->option('database'));
        }

$this->display(
            $class,
            $model->getConnection()->getName(),
            $model->getConnection()->getTablePrefix().$model->getTable(),
            $this->getPolicy($model),
            $this->getAttributes($model),
            $this->getRelations($model),
            $this->getObservers($model),
        );
    }

/**
     * Get the first policy associated with this model.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return string
     */
    protected function getPolicy($model)
    {
        $policy = Gate::getPolicyFor($model::class);

return $policy ? $policy::class : null;
    }

/**
     * Get the column attributes for the given model.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return \Illuminate\Support\Collection
     */
    protected function getAttributes($model)
    {
        $connection = $model->getConnection();
        $schema = $connection->getDoctrineSchemaManager();
        $this->registerTypeMappings($connection->getDoctrineConnection()->getDatabasePlatform());
        $table = $model->getConnection()->getTablePrefix().$model->getTable();
        $columns = $schema->listTableColumns($table);
        $indexes = $schema->listTableIndexes($table);

return collect($columns)
            ->values()
            ->map(fn (Column $column) => [
                'name' => $column->getName(),
                'type' => $this->getColumnType($column),
                'increments' => $column->getAutoincrement(),
                'nullable' => ! $column->getNotnull(),
                'default' => $this->getColumnDefault($column, $model),
                'unique' => $this->columnIsUnique($column->getName(), $indexes),
                'fillable' => $model->isFillable($column->getName()),
                'hidden' => $this->attributeIsHidden($column->getName(), $model),
                'appended' => null,
                'cast' => $this->getCastType($column->getName(), $model),
            ])
            ->merge($this->getVirtualAttributes($model, $columns));
    }

/**
     * Get the virtual (non-column) attributes for the given model.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @param  \Doctrine\DBAL\Schema\Column[]  $columns
     * @return \Illuminate\Support\Collection
     */
    protected function getVirtualAttributes($model, $columns)
    {
        $class = new ReflectionClass($model);

return collect($class->getMethods())
            ->reject(
                fn (ReflectionMethod $method) => $method->isStatic()
                    || $method->isAbstract()
                    || $method->getDeclaringClass()->getName() === Model::class
            )
            ->mapWithKeys(function (ReflectionMethod $method) use ($model) {
                if (preg_match('/^get(.+)Attribute$/', $method->getName(), $matches) === 1) {
                    return [Str::snake($matches[1]) => 'accessor'];
                } elseif ($model->hasAttributeMutator($method->getName())) {
                    return [Str::snake($method->getName()) => 'attribute'];
                } else {
                    return [];
                }
            })
            ->reject(fn ($cast, $name) => collect($columns)->has($name))
            ->map(fn ($cast, $name) => [
                'name' => $name,
                'type' => null,
                'increments' => false,
                'nullable' => null,
                'default' => null,
                'unique' => null,
                'fillable' => $model->isFillable($name),
                'hidden' => $this->attributeIsHidden($name, $model),
                'appended' => $model->hasAppended($name),
                'cast' => $cast,
            ])
            ->values();
    }

/**
     * Get the relations from the given model.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return \Illuminate\Support\Collection
     */
    protected function getRelations($model)
    {
        return collect(get_class_methods($model))
            ->map(fn ($method) => new ReflectionMethod($model, $method))
            ->reject(
                fn (ReflectionMethod $method) => $method->isStatic()
                    || $method->isAbstract()
                    || $method->getDeclaringClass()->getName() === Model::class
            )
            ->filter(function (ReflectionMethod $method) {
                $file = new SplFileObject($method->getFileName());
                $file->seek($method->getStartLine() - 1);
                $code = '';
                while ($file->key() < $method->getEndLine()) {
                    $code .= trim($file->current());
                    $file->next();
                }

return collect($this->relationMethods)
                    ->contains(fn ($relationMethod) => str_contains($code, '$this->'.$relationMethod.'('));
            })
            ->map(function (ReflectionMethod $method) use ($model) {
                $relation = $method->invoke($model);

if (! $relation instanceof Relation) {
                    return null;
                }

return [
                    'name' => $method->getName(),
                    'type' => Str::afterLast(get_class($relation), '\\'),
                    'related' => get_class($relation->getRelated()),
                ];
            })
            ->filter()
            ->values();
    }

/**
     * Get the Observers watching this model.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return \Illuminate\Support\Collection
     */
    protected function getObservers($model)
    {
        $listeners = $this->getLaravel()->make('events')->getRawListeners();

// Get the Eloquent observers for this model...
        $listeners = array_filter($listeners, function ($v, $key) use ($model) {
            return Str::startsWith($key, 'eloquent.') && Str::endsWith($key, $model::class);
        }, ARRAY_FILTER_USE_BOTH);

// Format listeners Eloquent verb => Observer methods...
        $extractVerb = function ($key) {
            preg_match('/eloquent.([a-zA-Z]+)\: /', $key, $matches);

return $matches[1] ?? '?';
        };

$formatted = [];

foreach ($listeners as $key => $observerMethods) {
            $formatted[] = [
                'event' => $extractVerb($key),
                'observer' => array_map(fn ($obs) => is_string($obs) ? $obs : 'Closure', $observerMethods),
            ];
        }

return collect($formatted);
    }

/**
     * Render the model information.
     *
     * @param  string  $class
     * @param  string  $database
     * @param  string  $table
     * @param  string  $policy
     * @param  \Illuminate\Support\Collection  $attributes
     * @param  \Illuminate\Support\Collection  $relations
     * @param  \Illuminate\Support\Collection  $observers
     * @return void
     */
    protected function display($class, $database, $table, $policy, $attributes, $relations, $observers)
    {
        $this->option('json')
            ? $this->displayJson($class, $database, $table, $policy, $attributes, $relations, $observers)
            : $this->displayCli($class, $database, $table, $policy, $attributes, $relations, $observers);
    }

/**
     * Render the model information as JSON.
     *
     * @param  string  $class
     * @param  string  $database
     * @param  string  $table
     * @param  string  $policy
     * @param  \Illuminate\Support\Collection  $attributes
     * @param  \Illuminate\Support\Collection  $relations
     * @param  \Illuminate\Support\Collection  $observers
     * @return void
     */
    protected function displayJson($class, $database, $table, $policy, $attributes, $relations, $observers)
    {
        $this->output->writeln(
            collect([
                'class' => $class,
                'database' => $database,
                'table' => $table,
                'policy' => $policy,
                'attributes' => $attributes,
                'relations' => $relations,
                'observers' => $observers,
            ])->toJson()
        );
    }

/**
     * Render the model information for the CLI.
     *
     * @param  string  $class
     * @param  string  $database
     * @param  string  $table
     * @param  string  $policy
     * @param  \Illuminate\Support\Collection  $attributes
     * @param  \Illuminate\Support\Collection  $relations
     * @param  \Illuminate\Support\Collection  $observers
     * @return void
     */
    protected function displayCli($class, $database, $table, $policy, $attributes, $relations, $observers)
    {
        $this->newLine();

$this->components->twoColumnDetail('<fg=green;options=bold>'.$class.'</>');
        $this->components->twoColumnDetail('Database', $database);
        $this->components->twoColumnDetail('Table', $table);

if ($policy) {
            $this->components->twoColumnDetail('Policy', $policy);
        }

$this->newLine();

$this->components->twoColumnDetail(
            '<fg=green;options=bold>Attributes</>',
            'type <fg=gray>/</> <fg=yellow;options=bold>cast</>',
        );

foreach ($attributes as $attribute) {
            $first = trim(sprintf(
                '%s %s',
                $attribute['name'],
                collect(['increments', 'unique', 'nullable', 'fillable', 'hidden', 'appended'])
                    ->filter(fn ($property) => $attribute[$property])
                    ->map(fn ($property) => sprintf('<fg=gray>%s</>', $property))
                    ->implode('<fg=gray>,</> ')
            ));

$second = collect([
                $attribute['type'],
                $attribute['cast'] ? '<fg=yellow;options=bold>'.$attribute['cast'].'</>' : null,
            ])->filter()->implode(' <fg=gray>/</> ');

$this->components->twoColumnDetail($first, $second);

if ($attribute['default'] !== null) {
                $this->components->bulletList(
                    [sprintf('default: %s', $attribute['default'])],
                    OutputInterface::VERBOSITY_VERBOSE
                );
            }
        }

$this->newLine();

$this->components->twoColumnDetail('<fg=green;options=bold>Relations</>');

foreach ($relations as $relation) {
            $this->components->twoColumnDetail(
                sprintf('%s <fg=gray>%s</>', $relation['name'], $relation['type']),
                $relation['related']
            );
        }

$this->newLine();

$this->components->twoColumnDetail('<fg=green;options=bold>Observers</>');

if ($observers->count()) {
            foreach ($observers as $observer) {
                $this->components->twoColumnDetail(
                    sprintf('%s', $observer['event']),
                    implode(', ', $observer['observer'])
                );
            }
        }

$this->newLine();
    }

/**
     * Get the cast type for the given column.
     *
     * @param  string  $column
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return string|null
     */
    protected function getCastType($column, $model)
    {
        if ($model->hasGetMutator($column) || $model->hasSetMutator($column)) {
            return 'accessor';
        }

if ($model->hasAttributeMutator($column)) {
            return 'attribute';
        }

return $this->getCastsWithDates($model)->get($column) ?? null;
    }

/**
     * Get the model casts, including any date casts.
     *
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return \Illuminate\Support\Collection
     */
    protected function getCastsWithDates($model)
    {
        return collect($model->getDates())
            ->filter()
            ->flip()
            ->map(fn () => 'datetime')
            ->merge($model->getCasts());
    }

/**
     * Get the type of the given column.
     *
     * @param  \Doctrine\DBAL\Schema\Column  $column
     * @return string
     */
    protected function getColumnType($column)
    {
        $name = $column->getType()->getName();

$unsigned = $column->getUnsigned() ? ' unsigned' : '';

$details = match (get_class($column->getType())) {
            DecimalType::class => $column->getPrecision().','.$column->getScale(),
            default => $column->getLength(),
        };

if ($details) {
            return sprintf('%s(%s)%s', $name, $details, $unsigned);
        }

return sprintf('%s%s', $name, $unsigned);
    }

/**
     * Get the default value for the given column.
     *
     * @param  \Doctrine\DBAL\Schema\Column  $column
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return mixed|null
     */
    protected function getColumnDefault($column, $model)
    {
        $attributeDefault = $model->getAttributes()[$column->getName()] ?? null;

return match (true) {
            $attributeDefault instanceof BackedEnum => $attributeDefault->value,
            $attributeDefault instanceof UnitEnum => $attributeDefault->name,
            default => $attributeDefault ?? $column->getDefault(),
        };
    }

/**
     * Determine if the given attribute is hidden.
     *
     * @param  string  $attribute
     * @param  \Illuminate\Database\Eloquent\Model  $model
     * @return bool
     */
    protected function attributeIsHidden($attribute, $model)
    {
        if (count($model->getHidden()) > 0) {
            return in_array($attribute, $model->getHidden());
        }

if (count($model->getVisible()) > 0) {
            return ! in_array($attribute, $model->getVisible());
        }

return false;
    }

/**
     * Determine if the given attribute is unique.
     *
     * @param  string  $column
     * @param  \Doctrine\DBAL\Schema\Index[]  $indexes
     * @return bool
     */
    protected function columnIsUnique($column, $indexes)
    {
        return collect($indexes)
            ->filter(fn (Index $index) => count($index->getColumns()) === 1 && $index->getColumns()[0] === $column)
            ->contains(fn (Index $index) => $index->isUnique());
    }

/**
     * Qualify the given model class base name.
     *
     * @param  string  $model
     * @return string
     *
     * @see \Illuminate\Console\GeneratorCommand
     */
    protected function qualifyModel(string $model)
    {
        if (str_contains($model, '\\') && class_exists($model)) {
            return $model;
        }

$model = ltrim($model, '\\/');

$model = str_replace('/', '\\', $model);

$rootNamespace = $this->laravel->getNamespace();

if (Str::startsWith($model, $rootNamespace)) {
            return $model;
        }

return is_dir(app_path('Models'))
            ? $rootNamespace.'Models\\'.$model
            : $rootNamespace.$model;
    }
}

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