NEW: GraphQL 4 Compatibility

.travis.yml

@@ -25,6 +25,8 @@ jobs:
       env: DB=MYSQL RECIPE_VERSION=4.x-dev PHPUNIT_TEST=1
     - php: 7.4
       env: DB=MYSQL RECIPE_VERSION=4.x-dev PHPUNIT_TEST=1
+    - php: 7.4
+      env: DB=MYSQL RECIPE_VERSION=4.x-dev PHPUNIT_TEST=1 BACKWARD_COMPAT=1
     - php: nightly
       env: DB=MYSQL RECIPE_VERSION=4.x-dev PHPUNIT_TEST=1 COMPOSER_ARG=--ignore-platform-reqs
 
@@ -37,12 +39,20 @@ before_script:
 
 # Install composer
   - composer validate
-  - composer require silverstripe/recipe-cms:$RECIPE_VERSION --no-update
+  - composer require silverstripe/recipe-cms:$RECIPE_VERSION --no-update --prefer-dist
   # Fix for running phpunit 5 on php 7.4+
   - composer require --no-update sminnee/phpunit-mock-objects:^3
+
+  ######## Remove once GraphQL 4 is merged #########
+  - composer require silverstripe/admin:"dev-pulls/1/schemageddon as 1.x-dev" silverstripe/asset-admin:"dev-pulls/1/schemageddon as 1.x-dev" silverstripe/versioned-admin:"dev-pulls/1/schemageddon as 1.x-dev" silverstripe/cms:"dev-pulls/4/schemageddon as 4.x-dev" silverstripe/graphql:"4.x-dev as 3.x-dev" --no-update
+  ##################################################
+  - 'if [[ $BACKWARD_COMPAT ]]; then composer require silverstripe/graphql:"dev-pulls/3/schemageddon-compat as 3.x-dev" --no-update; fi'
+
+
   - if [[ $DB == PGSQL ]]; then composer require silverstripe/postgresql:^2 --no-update; fi
   - composer update --prefer-dist --no-interaction --no-progress --no-suggest --optimize-autoloader --verbose --profile $COMPOSER_ARG
 
+
 script:
   - if [[ $PHPUNIT_TEST ]]; then vendor/bin/phpunit tests/php; fi
   - if [[ $PHPCS_TEST ]]; then composer run-script lint; fi

_config/graphql.yml → _config/graphql-legacy.yml

@@ -2,6 +2,8 @@
 Name: versioned-graphql
 Only:
   moduleexists: 'silverstripe/graphql'
+Except:
+  classexists: 'SilverStripe\GraphQL\Schema\Schema'
 ---
 SilverStripe\GraphQL\Scaffolding\Scaffolders\CRUD\Read:
   extensions:

_config/graphql_operations.yml

@@ -0,0 +1,12 @@
+---
+Name: versioned-graphql-dataobject
+Only:
+  moduleexists: 'silverstripe/graphql'
+  classexists: 'SilverStripe\GraphQL\Schema\Schema'
+---
+SilverStripe\GraphQL\Schema\DataObject\DataObjectModel:
+  operations:
+    copyToStage: 'SilverStripe\Versioned\GraphQL\Operations\CopyToStageCreator'
+    publish: 'SilverStripe\Versioned\GraphQL\Operations\PublishCreator'
+    unpublish: 'SilverStripe\Versioned\GraphQL\Operations\UnpublishCreator'
+    rollback: 'SilverStripe\Versioned\GraphQL\Operations\RollbackCreator'

_config/graphql_plugins.yml

@@ -0,0 +1,12 @@
+---
+Name: versioned-graphql-plugins
+Only:
+  moduleexists: 'silverstripe/graphql'
+  classexists: 'SilverStripe\GraphQL\Schema\Schema'
+---
+SilverStripe\Core\Injector\Injector:
+  SilverStripe\GraphQL\Schema\Registry\PluginRegistry:
+    constructor:
+      versionedDataobject: '%$SilverStripe\Versioned\GraphQL\Plugins\VersionedDataObject'
+      unpublishOnDelete: '%$SilverStripe\Versioned\GraphQL\Plugins\UnpublishOnDelete'
+      readVersionedDataObject: '%$SilverStripe\Versioned\GraphQL\Plugins\VersionedRead'

_config/graphql_schema.yml

@@ -0,0 +1,11 @@
+---
+Name: versioned-graphql-schema
+Only:
+  moduleexists: 'silverstripe/graphql'
+  classexists: 'SilverStripe\GraphQL\Schema\Schema'
+---
+SilverStripe\GraphQL\Schema\Schema:
+  schemas:
+    '*':
+      src:
+        versionedSrc: 'silverstripe/versioned: _graphql'

_graphql/enums.yml

@@ -0,0 +1,50 @@
+VersionedStage:
+  description: The stage to read from or write to
+  values:
+    DRAFT:
+      value: Stage
+      description: The draft stage
+    LIVE:
+      value: Live
+      description: The live stage
+
+VersionedQueryMode:
+  description: The versioned mode to use
+  values:
+    ARCHIVE:
+      value: archive
+      description: Read from a specific date of the archive
+    LATEST:
+      value: latest_versions
+      description: Read the latest version
+    ALL_VERSIONS:
+      value: all_versions
+      description: Reads all versionse
+    DRAFT:
+      value: Stage
+      description: Read from the draft stage
+    LIVE:
+      value: Live
+      description: Read from the live stage
+    STATUS:
+      value: status
+      description: Read only records with a specific status
+    VERSION:
+      value: version
+      description: Read a specific version
+
+VersionedStatus:
+  description: The stage to read from or write to
+  values:
+    PUBLISHED:
+      value: published
+      description: Only published records
+    DRAFT:
+      value: draft
+      description: Only draft records
+    ARCHIVED:
+      value: archived
+      description: Only records that have been archived
+    MODIFIED:
+      value: modified
+      description: Only records that have unpublished changes

_graphql/modelConfig.yml

@@ -0,0 +1,15 @@
+DataObject:
+  plugins:
+    versioning: true
+  operations:
+    read:
+      plugins:
+        readVersion:
+          before: paginateList
+    readOne:
+      plugins:
+        readVersion:
+          before: firstResult
+    delete:
+      plugins:
+        unpublishOnDelete: true

_graphql/types.yml

@@ -0,0 +1,27 @@
+CopyToStageInputType:
+  input: true
+  fields:
+    id:
+      type: ID!
+      description: The ID of the record to copy
+    fromVersion:
+      type: Int
+      description: The source version number to copy
+    fromStage:
+      type: VersionedStage
+      description: The source stage to copy
+    toStage:
+      type: VersionedStage
+      description: The destination state to copy to
+
+VersionedInputType:
+  input: true
+  fields:
+    mode: VersionedQueryMode = Stage
+    archiveDate:
+      type: String
+      description: The date to use for archive
+    status:
+      type: '[VersionedStatus]'
+      description: If mode is STATUS, specify which versioned statuses
+    version: Int

composer.json

@@ -25,15 +25,15 @@
     },
     "require-dev": {
         "sminnee/phpunit": "^5.7",
-        "squizlabs/php_codesniffer": "^3",
-        "silverstripe/graphql": "^3"
+        "silverstripe/graphql": "3.x-dev || 4.x-dev",
+        "squizlabs/php_codesniffer": "^3"
     },
-    "extra": [],
     "autoload": {
         "psr-4": {
             "SilverStripe\\Versioned\\": "src/",
             "SilverStripe\\Versioned\\Tests\\": "tests/php/"
-        }
+        },
+        "classmap": ["src/GraphQL/_legacy"]
     },
     "scripts": {
         "lint": "vendor/bin/phpcs src/ tests/php/",

src/GraphQL/Operations/AbstractPublishOperationCreator.php

@@ -0,0 +1,75 @@
+<?php
+
+namespace SilverStripe\Versioned\GraphQL\Operations;
+
+use Exception;
+use GraphQL\Type\Definition\ResolveInfo;
+use GraphQL\Type\Definition\Type;
+use SilverStripe\Core\Config\Configurable;
+use SilverStripe\Core\Extensible;
+use SilverStripe\Core\Injector\Injectable;
+use SilverStripe\GraphQL\Manager;
+use SilverStripe\GraphQL\OperationResolver;
+use SilverStripe\GraphQL\Scaffolding\Scaffolders\MutationScaffolder;
+use SilverStripe\GraphQL\Schema\Exception\SchemaBuilderException;
+use SilverStripe\GraphQL\Schema\Field\ModelMutation;
+use SilverStripe\GraphQL\Schema\Interfaces\ModelOperation;
+use SilverStripe\GraphQL\Schema\Interfaces\OperationCreator;
+use SilverStripe\GraphQL\Schema\Interfaces\SchemaModelInterface;
+use SilverStripe\ORM\DataObject;
+use SilverStripe\ORM\DataObjectInterface;
+use SilverStripe\ORM\DB;
+use SilverStripe\ORM\ValidationException;
+use SilverStripe\Security\Member;
+use SilverStripe\Versioned\GraphQL\Resolvers\VersionedResolver;
+use SilverStripe\Versioned\Versioned;
+
+if (!interface_exists(OperationCreator::class)) {
+    return;
+}
+
+/**
+ * Scaffolds a generic update operation for DataObjects.
+ */
+abstract class AbstractPublishOperationCreator implements OperationCreator
+{
+    use Configurable;
+    use Injectable;
+
+    const ACTION_PUBLISH = 'publish';
+    const ACTION_UNPUBLISH = 'unpublish';
+
+    /**
+     * @param SchemaModelInterface $model
+     * @param string $typeName
+     * @param array $config
+     * @return ModelOperation|null
+     * @throws SchemaBuilderException
+     */
+    public function createOperation(
+        SchemaModelInterface $model,
+        string $typeName,
+        array $config = []
+    ): ?ModelOperation {
+        if (!Extensible::has_extension($model->getSourceClass(), Versioned::class)) {
+            return null;
+        }
+
+        $plugins = $config['plugins'] ?? [];
+        $name = $config['name'] ?? null;
+        if (!$name) {
+            $name = $this->createOperationName($typeName);
+        }
+        return ModelMutation::create($model, $name)
+            ->setPlugins($plugins)
+            ->setType($typeName)
+            ->setResolver([VersionedResolver::class, 'resolvePublishOperation'])
+            ->addResolverContext('action', $this->getAction())
+            ->addResolverContext('dataClass', $model->getSourceClass())
+            ->addArg('id', 'ID!');
+    }
+
+    abstract protected function createOperationName(string $typeName): string;
+
+    abstract protected function getAction(): string;
+}

src/GraphQL/Operations/CopyToStageCreator.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace SilverStripe\Versioned\GraphQL\Operations;
+
+use SilverStripe\Core\Config\Configurable;
+use SilverStripe\Core\Extensible;
+use SilverStripe\Core\Injector\Injectable;
+use SilverStripe\GraphQL\Schema\Exception\SchemaBuilderException;
+use SilverStripe\GraphQL\Schema\Field\ModelMutation;
+use SilverStripe\GraphQL\Schema\Interfaces\ModelOperation;
+use SilverStripe\GraphQL\Schema\Interfaces\OperationCreator;
+use SilverStripe\GraphQL\Schema\Interfaces\SchemaModelInterface;
+use SilverStripe\Versioned\GraphQL\Resolvers\VersionedResolver;
+use SilverStripe\Versioned\Versioned;
+
+if (!interface_exists(OperationCreator::class)) {
+    return;
+}
+
+/**
+ * Scaffolds a "copy to stage" operation for DataObjects.
+ *
+ * copy[TypeName]ToStage(ID!, FromVersion!, FromStage!, ToStage!)
+ *
+ */
+class CopyToStageCreator implements OperationCreator
+{
+    use Configurable;
+    use Injectable;
+
+    /**
+     * @var array
+     * @config
+     */
+    private static $default_plugins = [];
+
+    /**
+     * @param SchemaModelInterface $model
+     * @param string $typeName
+     * @param array $config
+     * @return ModelOperation|null
+     * @throws SchemaBuilderException
+     */
+    public function createOperation(
+        SchemaModelInterface $model,
+        string $typeName,
+        array $config = []
+    ): ?ModelOperation {
+        if (!Extensible::has_extension($model->getSourceClass(), Versioned::class)) {
+            return null;
+        }
+
+        $plugins = $config['plugins'] ?? [];
+        $mutationName = $config['name'] ?? null;
+        if (!$mutationName) {
+            $mutationName = 'copy' . ucfirst($typeName) . 'ToStage';
+        }
+
+        return ModelMutation::create($model, $mutationName)
+            ->setType($typeName)
+            ->setPlugins($plugins)
+            ->setDefaultResolver([VersionedResolver::class, 'resolveCopyToStage'])
+            ->addResolverContext('dataClass', $model->getSourceClass())
+            ->addArg('input', 'CopyToStageInputType!');
+    }
+}

src/GraphQL/Operations/PublishCreator.php

@@ -0,0 +1,33 @@
+<?php
+
+namespace SilverStripe\Versioned\GraphQL\Operations;
+
+use SilverStripe\GraphQL\Schema\Interfaces\OperationCreator;
+
+if (!interface_exists(OperationCreator::class)) {
+    return;
+}
+
+/**
+ * Scaffolds a generic update operation for DataObjects.
+ */
+class PublishCreator extends AbstractPublishOperationCreator
+{
+
+    /**
+     * @param string $typeName
+     * @return string
+     */
+    protected function createOperationName(string $typeName): string
+    {
+        return 'publish' . ucfirst($typeName);
+    }
+
+    /**
+     * @return string
+     */
+    protected function getAction(): string
+    {
+        return AbstractPublishOperationCreator::ACTION_PUBLISH;
+    }
+}