Backpack\CRUD\app\Library\CrudPanel\CrudPanel

Complexity

Total Complexity

60

Size/Duplication

Total Lines	502
Duplicated Lines	0 %

Importance

Changes	1
Bugs	1	Features	0

26 Methods

Rating	Name	Duplication	Size	Complexity
A	setRequest()	0	5	1
A	__construct()	0	2	1
A	isInitialized()	0	3	1
A	setLocaleOnModel()	0	13	5
A	setRouteName()	0	11	2
A	getSchema()	0	3	1
A	getActionName()	0	3	1
A	getAction()	0	3	1
A	getRoute()	0	3	1
A	getModel()	0	3	1
B	getRelatedEntriesAttributes()	0	39	9
B	getRelatedEntries()	0	31	7
A	getFirstOfItsTypeInArray()	0	4	1
A	getRelationModel()	0	26	5
B	parseTranslatableAttributes()	0	25	8
A	group()	0	3	1
A	actionIs()	0	3	1
A	setRoute()	0	3	1
A	getRequest()	0	3	1
A	getActionMethod()	0	3	1
A	sync()	0	10	3
A	driverIsMongoDb()	0	3	1
A	driverIsSql()	0	5	1
A	setModel()	0	13	3
A	getSqlDriverList()	0	3	1
A	setEntityNameStrings()	0	4	1

<?php

namespace Backpack\CRUD\app\Library\CrudPanel;

use Backpack\CRUD\app\Library\CrudPanel\Traits\Access;
use Backpack\CRUD\app\Library\CrudPanel\Traits\AutoFocus;
use Backpack\CRUD\app\Library\CrudPanel\Traits\AutoSet;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Buttons;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Columns;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Create;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Delete;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Errors;
use Backpack\CRUD\app\Library\CrudPanel\Traits\FakeColumns;
use Backpack\CRUD\app\Library\CrudPanel\Traits\FakeFields;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Fields;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Filters;
use Backpack\CRUD\app\Library\CrudPanel\Traits\HasViewNamespaces;
use Backpack\CRUD\app\Library\CrudPanel\Traits\HeadingsAndTitles;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Input;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Macroable;
use Backpack\CRUD\app\Library\CrudPanel\Traits\MorphRelationships;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Operations;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Query;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Read;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Relationships;

The type Backpack\CRUD\app\Library\CrudPanel\Traits\Relationships was not found. Maybe you did not declare it correctly or list all dependencies?

use Backpack\CRUD\app\Library\CrudPanel\Traits\Reorder;
use Backpack\CRUD\app\Library\CrudPanel\Traits\SaveActions;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Search;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Settings;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Tabs;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Update;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Validation;
use Backpack\CRUD\app\Library\CrudPanel\Traits\Views;
use Exception;
use Illuminate\Database\Eloquent\Collection;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\Relation;
use Illuminate\Http\Request;
use Illuminate\Support\Arr;
use Illuminate\Support\Facades\Route;

class CrudPanel
{
    // load all the default CrudPanel features
    use Create, Read, Search, Update, Delete, Input, Errors, Reorder, Access, Columns, Fields, Query, Buttons, AutoSet, FakeFields, FakeColumns, AutoFocus, Filters, Tabs, Views, Validation, HeadingsAndTitles, Operations, SaveActions, Settings, Relationships, HasViewNamespaces, MorphRelationships;

    // allow developers to add their own closures to this object
    use Macroable;

    // --------------
    // CRUD variables
    // --------------
    // These variables are passed to the CRUD views, inside the $crud variable.
    // All variables are public, so they can be modified from your EntityCrudController.
    // All functions and methods are also public, so they can be used in your EntityCrudController to modify these variables.

    public $model = "\App\Models\Entity"; // what's the namespace for your entity's model

    public $route; // what route have you defined for your entity? used for links.

    public $entity_name = 'entry'; // what name will show up on the buttons, in singural (ex: Add entity)

    public $entity_name_plural = 'entries'; // what name will show up on the buttons, in plural (ex: Delete 5 entities)

    public $entry;

    protected $request;

    public $initialized = false;

    // The following methods are used in CrudController or your EntityCrudController to manipulate the variables above.

    public function __construct()
    {
    }

    public function isInitialized()
    {
        return $this->initialized;
    }

    /**
     * Set the request instance for this CRUD.
     *
     * @param  Request  $request
     */
    public function setRequest($request = null): self
    {
        $this->request = $request ?? \Request::instance();

        return $this;
    }

    /**
     * Get the request instance for this CRUD.
     *
     * @return Request
     */
    public function getRequest()
    {
        return $this->request;
    }

    // ------------------------------------------------------
    // BASICS - model, route, entity_name, entity_name_plural
    // ------------------------------------------------------

    /**
     * This function binds the CRUD to its corresponding Model (which extends Eloquent).
     * All Create-Read-Update-Delete operations are done using that Eloquent Collection.
     *
     * @param  string  $model_namespace  Full model namespace. Ex: App\Models\Article
     *
     * @throws Exception in case the model does not exist
     */
    public function setModel($model_namespace)
    {
        if (! class_exists($model_namespace)) {
            throw new Exception('The model does not exist.', 500);
        }

        if (! method_exists($model_namespace, 'hasCrudTrait')) {
            throw new Exception('Please use CrudTrait on the model.', 500);
        }

        $this->model = new $model_namespace();
        $this->query = clone $this->totalQuery = $this->model->select('*');
        $this->entry = null;
    }

    /**
     * Get the corresponding Eloquent Model for the CrudController, as defined with the setModel() function.
     *
     * @return string|\Illuminate\Database\Eloquent\Model
     */
    public function getModel()
    {
        return $this->model;
    }

    /**
     * Get the database connection, as specified in the .env file or overwritten by the property on the model.
     *
     * @return \Illuminate\Database\Schema\Builder
     */
    private function getSchema()
    {
        return $this->getModel()->getConnection()->getSchemaBuilder();
    }

    /**
     * Check if the database connection driver is using mongodb.
     *
     * DEPRECATION NOTICE: This method is no longer used and will be removed in future versions of Backpack
     *
     * @deprecated
     *
     * @codeCoverageIgnore
     *
     * @return bool
     */
    private function driverIsMongoDb()
    {
        return $this->getSchema()->getConnection()->getConfig()['driver'] === 'mongodb';
    }

    /**
     * Check if the database connection is any sql driver.
     *
     * @return bool
     */
    private function driverIsSql()
    {
        $driver = $this->getSchema()->getConnection()->getConfig('driver');

        return in_array($driver, $this->getSqlDriverList());
    }

    /**
     * Get SQL driver list.
     *
     * @return array
     */
    public function getSqlDriverList()
    {
        return ['mysql', 'sqlsrv', 'sqlite', 'pgsql', 'mariadb'];
    }

    /**
     * Set the route for this CRUD.
     * Ex: admin/article.
     *
     * @param  string  $route  Route name.
     */
    public function setRoute($route)
    {
        $this->route = ltrim($route, '/');
    }

    /**
     * Set the route for this CRUD using the route name.
     * Ex: admin.article.
     *
     * @param  string  $route  Route name.
     * @param  array  $parameters  Parameters.
     *
     * @throws Exception
     */
    public function setRouteName($route, $parameters = [])
    {
        $route = ltrim($route, '.');

        $complete_route = $route.'.index';

        if (! \Route::has($complete_route)) {
            throw new Exception('There are no routes for this route name.', 404);
        }

        $this->route = route($complete_route, $parameters);
    }

    /**
     * Get the current CrudController route.
     *
     * Can be defined in the CrudController with:
     * - $this->crud->setRoute(config('backpack.base.route_prefix').'/article')
     * - $this->crud->setRouteName(config('backpack.base.route_prefix').'.article')
     * - $this->crud->route = config('backpack.base.route_prefix')."/article"
     *
     * @return string
     */
    public function getRoute()
    {
        return $this->route;
    }

    /**
     * Set the entity name in singular and plural.
     * Used all over the CRUD interface (header, add button, reorder button, breadcrumbs).
     *
     * @param  string  $singular  Entity name, in singular. Ex: article
     * @param  string  $plural  Entity name, in plural. Ex: articles
     */
    public function setEntityNameStrings($singular, $plural)
    {
        $this->entity_name = $singular;
        $this->entity_name_plural = $plural;
    }

    // -----------------------------------------------
    // ACTIONS - the current operation being processed
    // -----------------------------------------------

    /**
     * Get the action being performed by the controller,
     * including middleware names, route name, method name,
     * namespace, prefix, etc.
     *
     * @return string The EntityCrudController route action array.
     */
    public function getAction()
    {
        return $this->getRequest()->route()->getAction();

The expression return $this->getRequest()->route()->getAction() also could return the type array which is incompatible with the documented return type string.

    }

    /**
     * Get the full name of the controller method
     * currently being called (including namespace).
     *
     * @return string The EntityCrudController full method name with namespace.
     */
    public function getActionName()
    {
        return $this->getRequest()->route()->getActionName();
    }

    /**
     * Get the name of the controller method
     * currently being called.
     *
     * @return string The EntityCrudController method name.
     */
    public function getActionMethod()
    {
        return $this->getRequest()->route()->getActionMethod();
    }

    /**
     * Check if the controller method being called
     * matches a given string.
     *
     * @param  string  $methodName  Name of the method (ex: index, create, update)
     * @return bool Whether the condition is met or not.
     */
    public function actionIs($methodName)
    {
        return $methodName === $this->getActionMethod();
    }

    // ----------------------------------
    // Miscellaneous functions or methods
    // ----------------------------------

    /**
     * Return the first element in an array that has the given 'type' attribute.
     *
     * @param  string  $type
     * @param  array  $array
     * @return array
     */
    public function getFirstOfItsTypeInArray($type, $array)
    {
        return Arr::first($array, function ($item) use ($type) {
            return $item['type'] == $type;
        });
    }

    /**
     * TONE FUNCTIONS - UNDOCUMENTED, UNTESTED, SOME MAY BE USED IN THIS FILE.
     *
     * TODO:
     * - figure out if they are really needed
     * - comments inside the function to explain how they work
     * - write docblock for them
     * - place in the correct section above (CREATE, READ, UPDATE, DELETE, ACCESS, MANIPULATION)
     *
     * @deprecated
     *
     * @codeCoverageIgnore
     */
    public function sync($type, $fields, $attributes)
    {
        if (! empty($this->{$type})) {
            $this->{$type} = array_map(function ($field) use ($fields, $attributes) {
                if (in_array($field['name'], (array) $fields)) {
                    $field = array_merge($field, $attributes);
                }

                return $field;
            }, $this->{$type});
        }
    }

    /**
     * Get the Eloquent Model name from the given relation definition string.
     *
     * @example For a given string 'company' and a relation between App/Models/User and App/Models/Company, defined by a
     *          company() method on the user model, the 'App/Models/Company' string will be returned.
     * @example For a given string 'company.address' and a relation between App/Models/User, App/Models/Company and
     *          App/Models/Address defined by a company() method on the user model and an address() method on the
     *          company model, the 'App/Models/Address' string will be returned.
     *
     * @param  string  $relationString  Relation string. A dot notation can be used to chain multiple relations.
     * @param  int  $length  Optionally specify the number of relations to omit from the start of the relation string. If
     *                       the provided length is negative, then that many relations will be omitted from the end of the relation
     *                       string.
     * @param  Model  $model  Optionally specify a different model than the one in the crud object.
     * @return string Relation model name.
     */
    public function getRelationModel($relationString, $length = null, $model = null)
    {
        $relationArray = explode('.', $relationString);

        if (! isset($length)) {
            $length = count($relationArray);
        }

        if (! isset($model)) {
            $model = $this->model;
        }

        $result = array_reduce(array_splice($relationArray, 0, $length), function ($obj, $method) {
            try {
                $result = $obj->$method();
                if (! $result instanceof Relation) {
                    throw new Exception('Not a relation');
                }

                return $result->getRelated();
            } catch (Exception $e) {
                return $obj;
            }
        }, $model);

        return get_class($result);
    }

    /**
     * Get the given attribute from a model or models resulting from the specified relation string (eg: the list of streets from
     * the many addresses of the company of a given user).
     *
     * @param  Model  $model  Model (eg: user).
     * @param  string  $relationString  Model relation. Can be a string representing the name of a relation method in the given
     *                                  Model or one from a different Model through multiple relations. A dot notation can be used to specify
     *                                  multiple relations (eg: user.company.address).
     * @param  string  $attribute  The attribute from the relation model (eg: the street attribute from the address model).
     * @return array An array containing a list of attributes from the resulting model.
     */
    public function getRelatedEntriesAttributes($model, $relationString, $attribute)
    {
        $endModels = $this->getRelatedEntries($model, $relationString);
        $attributes = [];
        foreach ($endModels as $model => $entries) {

$model is overwriting one of the parameters of this function.

            /** @var Model $model_instance */
            $model_instance = new $model();
            $modelKey = $model_instance->getKeyName();

            if (is_array($entries)) {
                //if attribute does not exist in main array we have more than one entry OR the attribute
                //is an accessor that is not in $appends property of model.
                if (! isset($entries[$attribute])) {
                    //we first check if we don't have the attribute because it's an accessor that is not in appends.
                    if ($model_instance->hasGetMutator($attribute) && isset($entries[$modelKey])) {
                        $entry_in_database = $model_instance->find($entries[$modelKey]);
                        $attributes[$entry_in_database->{$modelKey}] = $this->parseTranslatableAttributes($model_instance, $attribute, $entry_in_database->{$attribute});
                    } else {
                        //we have multiple entries
                        //for each entry we check if $attribute exists in array or try to check if it's an accessor.
                        foreach ($entries as $entry) {
                            if (isset($entry[$attribute])) {
                                $attributes[$entry[$modelKey]] = $this->parseTranslatableAttributes($model_instance, $attribute, $entry[$attribute]);
                            } else {
                                if ($model_instance->hasGetMutator($attribute)) {
                                    $entry_in_database = $model_instance->find($entry[$modelKey]);
                                    $attributes[$entry_in_database->{$modelKey}] = $this->parseTranslatableAttributes($model_instance, $attribute, $entry_in_database->{$attribute});
                                }
                            }
                        }
                    }
                } else {
                    //if we have the attribute we just return it, does not matter if it is direct attribute or an accessor added in $appends.
                    $attributes[$entries[$modelKey]] = $this->parseTranslatableAttributes($model_instance, $attribute, $entries[$attribute]);
                }
            }
        }

        return $attributes;
    }

    /**
     * Parse translatable attributes from a model or models resulting from the specified relation string.
     *
     * @param  Model  $model  Model (eg: user).
     * @param  string  $attribute  The attribute from the relation model (eg: the street attribute from the address model).
     * @param  string  $value  Attribute value translatable or not
     * @return string A string containing the translated attributed based on app()->getLocale()
     */
    public function parseTranslatableAttributes($model, $attribute, $value)
    {
        if (! method_exists($model, 'isTranslatableAttribute')) {
            return $value;
        }

        if (! $model->isTranslatableAttribute($attribute)) {
            return $value;
        }

        if (! is_array($value)) {

The condition is_array($value) is always false.

            $decodedAttribute = json_decode($value, true) ?? ($value !== null ? [$value] : []);

The condition $value !== null is always true.

        } else {
            $decodedAttribute = $value;
        }

        if (is_array($decodedAttribute) && ! empty($decodedAttribute)) {
            if (isset($decodedAttribute[app()->getLocale()])) {

The method getLocale() does not exist on Illuminate\Container\Container. Are you sure you never get this type here, but always one of the subclasses?

                return $decodedAttribute[app()->getLocale()];
            } else {
                return Arr::first($decodedAttribute);
            }
        }

        return $value;
    }

    public function setLocaleOnModel(Model $model)
    {
        $useFallbackLocale = $this->shouldUseFallbackLocale();

        if (method_exists($model, 'translationEnabled') && $model->translationEnabled()) {
            $locale = $this->getRequest()->input('_locale', app()->getLocale());
            if (in_array($locale, array_keys($model->getAvailableLocales()))) {

It seems like $model->getAvailableLocales() can also be of type Illuminate\Database\Eloquent\Builder and Illuminate\Database\Eloquent\PendingHasThroughRelationship; however, parameter $array of array_keys() does only seem to accept array, maybe add an additional type check?

                $model->setLocale(! is_bool($useFallbackLocale) ? $useFallbackLocale : $locale);

The condition is_bool($useFallbackLocale) is always true.

                $model->useFallbackLocale = (bool) $useFallbackLocale;
            }
        }

        return $model;
    }

    /**
     * Traverse the tree of relations for the given model, defined by the given relation string, and return the ending
     * associated model instance or instances.
     *
     * @param  Model  $model  The CRUD model.
     * @param  string  $relationString  Relation string. A dot notation can be used to chain multiple relations.
     * @return array An array of the associated model instances defined by the relation string.
     */
    private function getRelatedEntries($model, $relationString)
    {
        $relationArray = explode('.', $this->getOnlyRelationEntity(['entity' => $relationString]));
        $firstRelationName = Arr::first($relationArray);
        $relation = $model->{$firstRelationName};

        $results = [];
        if (! is_null($relation)) {
            if ($relation instanceof Collection) {
                $currentResults = $relation->all();
            } elseif (is_array($relation)) {
                $currentResults = $relation;
            } elseif ($relation instanceof Model) {
                $currentResults = [$relation];
            } else {
                $currentResults = [];
            }

            array_shift($relationArray);

            if (! empty($relationArray)) {
                foreach ($currentResults as $currentResult) {
                    $results = array_merge_recursive($results, $this->getRelatedEntries($currentResult, implode('.', $relationArray)));
                }
            } else {
                $relatedClass = get_class($model->{$firstRelationName}()->getRelated());
                $results[$relatedClass] = $currentResults;
            }
        }

        return $results;
    }

    /**
     * Allow to add an attribute to multiple fields/columns/filters/buttons at same time.
     *
     * Using the fluent syntax allow the developer to add attributes to multiple fields at the same time. Eg:
     *
     * - CRUD::group(CRUD::field('price')->type('number'), CRUD::field('title')->type('text'))->tab('both_on_same_tab');
     *
     * @param  mixed fluent syntax objects.

The type Backpack\CRUD\app\Library\CrudPanel\fluent was not found. Maybe you did not declare it correctly or list all dependencies?

     * @return CrudObjectGroup
     */
    public function group(...$objects)
    {
        return new CrudObjectGroup(...$objects);
    }
}