Merge pull request hashgraph#2163 from hashgraph/feature/1498

upload and verify vc

common/src/document-loader/dry-run-loader.ts

@@ -0,0 +1,44 @@
+import { DidRootKey, DocumentLoader, IDocumentFormat } from '../hedera-modules';
+import { DataBaseHelper } from '../helpers';
+import { DidDocument, DryRun } from '../entity';
+
+/**
+ * Dry Run loader
+ */
+export class DryRunLoader extends DocumentLoader {
+    /**
+     * Has context
+     * @param iri
+     */
+    public async has(iri: string): Promise<boolean> {
+        const did = DidRootKey.create(iri).getController();
+        const document= await new DataBaseHelper(DryRun).findOne({did, dryRunClass: 'DidDocumentCollection'});
+        return !!document;
+    }
+
+    /**
+     * Get formatted document
+     * @param iri
+     */
+    public async get(iri: string): Promise<IDocumentFormat> {
+        const did = DidRootKey.create(iri).getController();
+        const document= await new DataBaseHelper(DryRun).findOne({did, dryRunClass: 'DidDocumentCollection'});
+        return {
+            documentUrl: iri,
+            document: document.document
+        };
+    }
+
+    /**
+     * Get document
+     * @param iri
+     */
+    public async getDocument(iri: string): Promise<any> {
+        const did = DidRootKey.create(iri).getController();
+        const didDocuments = await new DataBaseHelper(DidDocument).findOne({ did });
+        if (didDocuments) {
+            return didDocuments.document;
+        }
+        throw new Error(`DID not found: ${iri}`);
+    }
+}

common/src/document-loader/hedera-loader.ts

@@ -0,0 +1,78 @@
+import { DidRootKey, DocumentLoader, IDocumentFormat } from '../hedera-modules';
+import { DataBaseHelper, IPFS, Workers } from '../helpers';
+import { DidDocument } from '../entity';
+import { WorkerTaskType } from '@guardian/interfaces';
+
+/**
+ * Hedera loader
+ */
+export class HederaLoader extends DocumentLoader {
+    /**
+     * Has context
+     * @param iri
+     */
+    public async has(iri: string): Promise<boolean> {
+        if (!iri.startsWith('did:hedera:')) {
+            return false;
+        }
+        const document = await this.getDocument(iri);
+        return !document;
+
+    }
+
+    /**
+     * Get formatted document
+     * @param iri
+     */
+    public async get(iri: string): Promise<IDocumentFormat> {
+        const did = DidRootKey.create(iri).getController();
+        const splittedDid = did.split('_');
+        const topicId = splittedDid[splittedDid.length - 1];
+
+        const messages = await new Workers().addRetryableTask(
+            {
+                type: WorkerTaskType.GET_TOPIC_MESSAGES,
+                data: {
+                    operatorId: null,
+                    operatorKey: null,
+                    dryRun: false,
+                    topic: topicId,
+                },
+            },
+            10
+        );
+        const didMessage = messages
+            .map(m => {
+                try {
+                    return JSON.parse(m.message);
+                } catch (e) {
+                    return undefined;
+                }
+            })
+            .find(m => {
+                return (m.type === 'DID-Document') && (m.did === did)
+            });
+        if (!didMessage) {
+            return null
+        }
+        const didDocument = await IPFS.getFile(didMessage.cid, 'json')
+
+        return {
+            documentUrl: iri,
+            document: didDocument
+        };
+    }
+
+    /**
+     * Get document
+     * @param iri
+     */
+    public async getDocument(iri: string): Promise<any> {
+        const did = DidRootKey.create(iri).getController();
+        const didDocuments = await new DataBaseHelper(DidDocument).findOne({ did });
+        if (didDocuments) {
+            return didDocuments.document;
+        }
+        return false;
+    }
+}

common/src/document-loader/index.ts

@@ -3,3 +3,5 @@ export * from './did-document-loader';
 export * from './schema-document-loader';
 export * from './subject-schema-loader';
 export * from './vc-schema-loader';
+export * from './dry-run-loader';
+export * from './hedera-loader';

common/src/hedera-modules/vcjs/vcjs.ts

@@ -291,16 +291,21 @@ export class VCJS {
      *
      * @param {HcsVcDocument<VcSubject>} vcDocument - VC Document
      *
+     * @param loader
      * @returns {Promise<boolean>} - is verified
      */
-    public async verifyVC(vcDocument: VcDocument | any): Promise<boolean> {
+    public async verifyVC(vcDocument: VcDocument | any, loader?: DocumentLoaderFunction): Promise<boolean> {
         let vc: IVC;
         if (vcDocument && typeof vcDocument.toJsonTree === 'function') {
             vc = vcDocument.toJsonTree();
         } else {
             vc = vcDocument;
         }
-        return await this.verify(vc, this.loader);
+        if (!loader) {
+            return await this.verify(vc, this.loader);
+        } else {
+            return await this.verify(vc, loader)
+        }
     }
 
     /**

common/src/helpers/vc-helper.ts

@@ -9,7 +9,7 @@ import {
     VCSchemaLoader,
     SubjectSchemaLoader,
     DIDDocumentLoader,
-    ContextDocumentLoader,
+    ContextDocumentLoader, DryRunLoader, HederaLoader,
 } from '../document-loader';
 import {
     ICredentialSubject,
@@ -35,14 +35,18 @@ export class VcHelper extends VCJS {
     constructor() {
         super();
         const defaultDocumentLoader = new DefaultDocumentLoader();
+        const dryRunLoader = new DryRunLoader();
         const didDocumentLoader = new DIDDocumentLoader();
+        const hederaLoader = new HederaLoader();
         const schemaDocumentLoader = new SchemaDocumentLoader();
         const contextDocumentLoader = new ContextDocumentLoader('');
 
         const vcSchemaObjectLoader = new VCSchemaLoader('');
         const subjectSchemaObjectLoader = new SubjectSchemaLoader('');
 
         this.addDocumentLoader(defaultDocumentLoader);
+        this.addDocumentLoader(dryRunLoader);
+        this.addDocumentLoader(hederaLoader);
         this.addDocumentLoader(didDocumentLoader);
         this.addDocumentLoader(schemaDocumentLoader);
         this.addDocumentLoader(contextDocumentLoader);
@@ -235,4 +239,4 @@ export class VcHelper extends VCJS {
         }
         return await super.createVP(did, key, vcs, uuid);
     }
-}
+}

frontend/src/app/modules/policy-engine/policy-configuration/blocks/documents/document-viewer-config/document-viewer-config.component.html

@@ -104,10 +104,10 @@
                 <mat-icon class="icon-link">add_link</mat-icon> Bind Group
             </td>
             <td class="propRowCell">
-                <select-block 
+                <select-block
                     [root]="module"
-                    [(value)]="field.bindGroup" 
-                    [readonly]="readonly" 
+                    [(value)]="field.bindGroup"
+                    [readonly]="readonly"
                     [blocks]="allBlocks"
                 ></select-block>
             </td>
@@ -125,6 +125,7 @@
                     <mat-select [(value)]="field.action" [disabled]="readonly" (change)="onSave()">
                         <mat-option value="link">LINK</mat-option>
                         <mat-option value="dialog">DIALOG</mat-option>
+                        <mat-option value="download">DOWNLOAD</mat-option>
                     </mat-select>
                 </td>
             </tr>
@@ -138,9 +139,9 @@
                         Bind Block
                     </td>
                     <td class="propRowCell">
-                        <select-block 
+                        <select-block
                             [root]="module"
-                            [(value)]="field.bindBlock" 
+                            [(value)]="field.bindBlock"
                             [readonly]="readonly"
                             [blocks]="allBlocks"
                         ></select-block>
@@ -181,9 +182,9 @@
                         Bind Block
                     </td>
                     <td class="propRowCell">
-                        <select-block 
+                        <select-block
                             [root]="module"
-                            [(value)]="field.bindBlock" 
+                            [(value)]="field.bindBlock"
                             [readonly]="readonly"
                             [blocks]="allBlocks"
                         ></select-block>
@@ -201,14 +202,14 @@
                     Bind Block
                 </td>
                 <td class="propRowCell">
-                    <select-block 
+                    <select-block
                         [root]="module"
-                        [(value)]="field.bindBlock" 
-                        [readonly]="readonly" 
+                        [(value)]="field.bindBlock"
+                        [readonly]="readonly"
                         [blocks]="allBlocks"
                     ></select-block>
                 </td>
             </tr>
         </ng-container>
     </ng-container>
-</table>
+</table>