add nova

nova/src/PerformsValidation.php

@@ -0,0 +1,362 @@
+<?php
+
+namespace Laravel\Nova;
+
+use Illuminate\Support\Facades\Validator;
+use Laravel\Nova\Contracts\PivotableField;
+use Laravel\Nova\Http\Requests\NovaRequest;
+
+/**
+ * @phpstan-import-type TFieldValidationRules from \Laravel\Nova\Fields\Field
+ */
+trait PerformsValidation
+{
+    /**
+     * Validate a resource creation request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return void
+     *
+     * @throws \Illuminate\Validation\ValidationException
+     */
+    public static function validateForCreation(NovaRequest $request)
+    {
+        static::validatorForCreation($request)
+            ->addCustomAttributes(self::attributeNamesForFields($request)->toArray())
+            ->validate();
+    }
+
+    /**
+     * Create a validator instance for a resource creation request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return \Illuminate\Contracts\Validation\Validator
+     */
+    public static function validatorForCreation(NovaRequest $request)
+    {
+        return Validator::make($request->all(), static::rulesForCreation($request))
+                ->after(function ($validator) use ($request) {
+                    static::afterValidation($request, $validator);
+                    static::afterCreationValidation($request, $validator);
+                });
+    }
+
+    /**
+     * Get the validation rules for a resource creation request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    public static function rulesForCreation(NovaRequest $request)
+    {
+        return static::formatRules($request, self::newResource()
+                    ->creationFields($request)
+                    ->applyDependsOn($request)
+                    ->withoutReadonly($request)
+                    ->withoutUnfillable()
+                    ->mapWithKeys(function ($field) use ($request) {
+                        return $field->getCreationRules($request);
+                    })->all());
+    }
+
+    /**
+     * Get the creation validation rules for a specific field.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  string  $field
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    public static function creationRulesFor(NovaRequest $request, $field)
+    {
+        return static::formatRules($request, self::newResource()
+            ->availableFields($request)
+            ->where('attribute', $field)
+            ->applyDependsOn($request)
+            ->withoutUnfillable()
+            ->mapWithKeys(function ($field) use ($request) {
+                return $field->getCreationRules($request);
+            })->all());
+    }
+
+    /**
+     * Validate a resource update request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Laravel\Nova\Resource|null  $resource
+     * @return void
+     *
+     * @throws \Illuminate\Validation\ValidationException
+     */
+    public static function validateForUpdate(NovaRequest $request, $resource = null)
+    {
+        static::validatorForUpdate($request, $resource)
+            ->addCustomAttributes(self::attributeNamesForFields($request, $resource)->toArray())
+            ->validate();
+    }
+
+    /**
+     * Create a validator instance for a resource update request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Laravel\Nova\Resource|null  $resource
+     * @return \Illuminate\Contracts\Validation\Validator
+     */
+    public static function validatorForUpdate(NovaRequest $request, $resource = null)
+    {
+        return Validator::make($request->all(), static::rulesForUpdate($request, $resource))
+                ->after(function ($validator) use ($request) {
+                    static::afterValidation($request, $validator);
+                    static::afterUpdateValidation($request, $validator);
+                });
+    }
+
+    /**
+     * Get the validation rules for a resource update request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Laravel\Nova\Resource|null  $resource
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    public static function rulesForUpdate(NovaRequest $request, $resource = null)
+    {
+        $resource = $resource ?? self::newResource();
+
+        return static::formatRules($request, $resource->updateFields($request)
+                    ->applyDependsOn($request)
+                    ->withoutReadonly($request)
+                    ->withoutUnfillable()
+                    ->mapWithKeys(function ($field) use ($request) {
+                        return $field->getUpdateRules($request);
+                    })->all());
+    }
+
+    /**
+     * Get the update validation rules for a specific field.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  string  $field
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    public static function updateRulesFor(NovaRequest $request, $field)
+    {
+        return static::formatRules($request, self::newResource()
+                    ->availableFields($request)
+                    ->where('attribute', $field)
+                    ->applyDependsOn($request)
+                    ->withoutUnfillable()
+                    ->mapWithKeys(function ($field) use ($request) {
+                        return $field->getUpdateRules($request);
+                    })->all());
+    }
+
+    /**
+     * Validate a resource attachment request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return void
+     *
+     * @throws \Illuminate\Validation\ValidationException
+     */
+    public static function validateForAttachment(NovaRequest $request)
+    {
+        static::validatorForAttachment($request)->validate();
+    }
+
+    /**
+     * Create a validator instance for a resource attachment request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return \Illuminate\Contracts\Validation\Validator
+     */
+    public static function validatorForAttachment(NovaRequest $request)
+    {
+        return Validator::make($request->all(), static::rulesForAttachment($request));
+    }
+
+    /**
+     * Get the validation rules for a resource attachment request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    public static function rulesForAttachment(NovaRequest $request)
+    {
+        return static::formatRules($request, self::newResource()
+                    ->creationPivotFields($request, $request->relatedResource)
+                    ->mapWithKeys(function ($field) use ($request) {
+                        return $field->getCreationRules($request);
+                    })->all());
+    }
+
+    /**
+     * Validate a resource attachment update request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return void
+     *
+     * @throws \Illuminate\Validation\ValidationException
+     */
+    public static function validateForAttachmentUpdate(NovaRequest $request)
+    {
+        static::validatorForAttachmentUpdate($request)->validate();
+    }
+
+    /**
+     * Create a validator instance for a resource attachment update request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return \Illuminate\Contracts\Validation\Validator
+     */
+    public static function validatorForAttachmentUpdate(NovaRequest $request)
+    {
+        return Validator::make($request->all(), static::rulesForAttachmentUpdate($request));
+    }
+
+    /**
+     * Get the validation rules for a resource attachment update request.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    public static function rulesForAttachmentUpdate(NovaRequest $request)
+    {
+        return static::formatRules($request, self::newResource()
+                    ->updatePivotFields($request, $request->relatedResource)
+                    ->mapWithKeys(function ($field) use ($request) {
+                        return $field->getUpdateRules($request);
+                    })->all());
+    }
+
+    /**
+     * Perform any final formatting of the given validation rules.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  array  $rules
+     * @return array<array-key, mixed>
+     *
+     * @phpstan-return array<array-key, TFieldValidationRules>
+     */
+    protected static function formatRules(NovaRequest $request, array $rules)
+    {
+        $replacements = array_filter([
+            '{{resourceId}}' => str_replace(['\'', '"', ',', '\\'], '', $request->resourceId ?? ''),
+        ]);
+
+        if (empty($replacements)) {
+            return $rules;
+        }
+
+        return collect($rules)->map(function ($rules) use ($replacements) {
+            return collect($rules)->map(function ($rule) use ($replacements) {
+                return is_string($rule)
+                            ? str_replace(array_keys($replacements), array_values($replacements), $rule)
+                            : $rule;
+            })->all();
+        })->all();
+    }
+
+    /**
+     * Get the validation attribute for a specific field.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  string  $field
+     * @return string
+     */
+    public static function validationAttributeFor(NovaRequest $request, $field)
+    {
+        return self::newResource()
+                    ->availableFields($request)
+                    ->filter(function ($field) {
+                        return ! $field instanceof PivotableField;
+                    })
+                    ->firstWhere('resourceName', $field)
+                    ->getValidationAttribute($request);
+    }
+
+    /**
+     * Get the validation attachable attribute for a specific field.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  string  $field
+     * @return string
+     */
+    public static function validationAttachableAttributeFor(NovaRequest $request, $field)
+    {
+        return self::newResource()
+                    ->availableFields($request)
+                    ->filter(function ($field) {
+                        return $field instanceof PivotableField;
+                    })
+                    ->firstWhere('resourceName', $field)
+                    ->getValidationAttribute($request);
+    }
+
+    /**
+     * Map field attributes to field names.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Laravel\Nova\Resource|null  $resource
+     * @return \Illuminate\Support\Collection<string, string>
+     */
+    private static function attributeNamesForFields(NovaRequest $request, $resource = null)
+    {
+        $resource = $resource ?: self::newResource();
+
+        return $resource
+            ->availableFields($request)
+            ->reject(function ($field) {
+                return empty($field->name);
+            })
+            ->mapWithKeys(function ($field) use ($request) {
+                return $field->getValidationAttributeNames($request);
+            });
+    }
+
+    /**
+     * Handle any post-validation processing.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Illuminate\Validation\Validator  $validator
+     * @return void
+     */
+    protected static function afterValidation(NovaRequest $request, $validator)
+    {
+        //
+    }
+
+    /**
+     * Handle any post-creation validation processing.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Illuminate\Contracts\Validation\Validator  $validator
+     * @return void
+     */
+    protected static function afterCreationValidation(NovaRequest $request, $validator)
+    {
+        //
+    }
+
+    /**
+     * Handle any post-update validation processing.
+     *
+     * @param  \Laravel\Nova\Http\Requests\NovaRequest  $request
+     * @param  \Illuminate\Contracts\Validation\Validator  $validator
+     * @return void
+     */
+    protected static function afterUpdateValidation(NovaRequest $request, $validator)
+    {
+        //
+    }
+}