Adding route multiplexing. (#414)

Author: pmelab

modules/graphql_core/src/Plugin/GraphQL/Fields/Routing/RouteEntity.php

@@ -22,7 +22,7 @@
  *   id = "route_entity",
  *   secure = true,
  *   name = "entity",
- *   parents = {"Url"},
+ *   parents = {"EntityCanonicalUrl"},
  *   type = "Entity"
  * )
  */

modules/graphql_core/src/Plugin/GraphQL/Types/Entity/EntityCanonicalUrl.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace Drupal\graphql_core\Plugin\GraphQL\Types\Entity;
+
+use Drupal\Core\Url;
+use Drupal\graphql\Plugin\GraphQL\Types\TypePluginBase;
+
+/**
+ * GraphQL type for Drupal entity routes.
+ *
+ * @GraphQLType(
+ *   id = "entity_canonical_url",
+ *   name = "EntityCanonicalUrl",
+ *   interfaces = {"Url"},
+ *   weight = 1
+ * )
+ */
+class EntityCanonicalUrl extends TypePluginBase {
+
+  /**
+   * {@inheritdoc}
+   */
+  public function applies($value) {
+    if ($value instanceof Url && $value->isRouted()) {
+      $parts = explode('.', $value->getRouteName());
+      if (count($parts) !== 3) {
+        return FALSE;
+      }
+
+      list($prefix, $entityType, $suffix) = $parts;
+      $parameters = $value->getRouteParameters();
+
+      if (($prefix === 'entity' && $suffix === 'canonical') && array_key_exists($entityType, $parameters)) {
+        return TRUE;
+      }
+    }
+    return FALSE;
+  }
+
+}

modules/graphql_core/tests/queries/image.gql

@@ -1,18 +1,20 @@
 query ($path: String!) {
   route:route(path: $path) {
-    node:entity {
-      image {
-        alt
-        title
-        width
-        height
-        entity {
-          url
-        }
-        thumbnailImage:derivative(style: thumbnail) {
+    ... on EntityCanonicalUrl {
+      node:entity {
+        image {
+          alt
+          title
           width
           height
-          url
+          entity {
+            url
+          }
+          thumbnailImage:derivative(style: thumbnail) {
+            width
+            height
+            url
+          }
         }
       }
     }

modules/graphql_core/tests/queries/raw_field_values.gql

@@ -1,104 +1,106 @@
 query ($path: String!) {
   route:route(path: $path) {
-    entity {
-      ... on NodeTest {
-        nid
-        vid
-        langcode {
-          value
-        }
-        type {
-          targetId
-        }
-        uid {
-          targetId
-          entity {
-            name
+    ... on EntityCanonicalUrl {
+      entity {
+        ... on NodeTest {
+          nid
+          vid
+          langcode {
+            value
           }
-        }
-        title
-        status
-        promote
-        sticky
-        revisionTranslationAffected
-        body {
-          summaryProcessed
-          summary
-          processed
-          format
-          value
-        }
-        fieldText {
-          value
-        }
-        fieldBoolean {
-          value
-        }
-        fieldLink {
-          title
-          uri
-          target:attribute(key: "_target")
-          url {
-            ... on InternalUrl {
-              internal:path
-            }
-            ... on ExternalUrl {
-              external:path
+          type {
+            targetId
+          }
+          uid {
+            targetId
+            entity {
+              name
             }
           }
-
-        }
-        fieldInteger {
-          value
-        }
-        fieldFloat {
-          value
-        }
-        fieldDecimal {
-          value
-        }
-        fieldDatetime {
-          value
-        }
-        fieldTimestamp {
-          value
-        }
-        fieldEmail {
-          value
-        }
-        fieldString {
-          value
-        }
-        fieldReference {
-          targetId
-          entity {
+          title
+          status
+          promote
+          sticky
+          revisionTranslationAffected
+          body {
+            summaryProcessed
+            summary
+            processed
+            format
+            value
+          }
+          fieldText {
+            value
+          }
+          fieldBoolean {
+            value
+          }
+          fieldLink {
             title
-            fieldReference {
-              targetId
-              entity {
-                title
+            uri
+            target:attribute(key: "_target")
+            url {
+              ... on EntityCanonicalUrl {
+                internal:path
+              }
+              ... on ExternalUrl {
+                external:path
               }
             }
+
           }
-        }
-        fieldFile {
-          targetId
-          display
-          description
-          entity {
-            url
-            uri
+          fieldInteger {
+            value
           }
-        }
-        fieldImage {
-          targetId
-          alt
-          title
-          width
-          height
-          entity {
-            url
-            uri
+          fieldFloat {
+            value
+          }
+          fieldDecimal {
+            value
+          }
+          fieldDatetime {
+            value
+          }
+          fieldTimestamp {
+            value
+          }
+          fieldEmail {
+            value
+          }
+          fieldString {
+            value
+          }
+          fieldReference {
+            targetId
+            entity {
+              title
+              fieldReference {
+                targetId
+                entity {
+                  title
+                }
+              }
+            }
+          }
+          fieldFile {
+            targetId
+            display
+            description
+            entity {
+              url
+              uri
+            }
+          }
+          fieldImage {
+            targetId
+            alt
+            title
+            width
+            height
+            entity {
+              url
+              uri
+            }
           }
         }
       }