trackntrace model added

.gitignore

+/deployment/admin@trackntrace-network.card
+/deployment/REST_SERVER_PID
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README.md

+# Hyperledger trackntrace-network
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deployment/README.txt

+
+prerequisites:
+- installed 'jq'. this can be installed in a terminal via 'sudo apt install jq'
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deployment/createBNA.sh

+
+#!/bin/bash
+
+echo "Start creating new trackntrace-network.bna..."
+
+composer archive create -a ../trackntrace-network.bna -t dir -n ../
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deployment/deployNetwork.sh

+
+#!/bin/bash
+
+NEW_REST_SERVER_PID=$(ps -o pid= | head -n 1)
+
+installedNetworkVersion=$(composer network ping -c admin@trackntrace-network | head -n 2 | tail -1 | cut -d':' -f2 | tr -d ' ')
+version=$(cat ../package.json | jq .version | tr -d \")
+
+echo "Installed Business Network version:" $installedNetworkVersion
+echo "Latest found Business Network version:" $version
+
+if [ $installedNetworkVersion == 'Commandfailed' ]
+then
+	# The Business Network must be installed and started for the first time
+	composer network install -a ../trackntrace-network.bna -c PeerAdmin@hlfv1
+	composer network start -n trackntrace-network -V $version -c PeerAdmin@hlfv1 -A admin -S adminpw
+else
+	if [ $installedNetworkVersion == $version ]
+	then
+		echo "Skipping installation and start/upgrade of Business Network because latest version is already installed."
+	else
+		# The installedNetworkVersion and the latest found version differ, thus the Business Network has to be upgraded
+		composer network install -a ../trackntrace-network.bna -c PeerAdmin@hlfv1
+		composer network upgrade -c PeerAdmin@hlfv1 -n trackntrace-network -V $version
+	fi	
+	echo "Killing process of running Composer REST Server..."
+	kill -9 $(head -1 REST_SERVER_PID)	
+fi
+
+echo "Writing new process number" $NEW_REST_SERVER_PID "of terminal to REST_SERVER_PID file..."
+echo $NEW_REST_SERVER_PID > REST_SERVER_PID
+echo "Process number saved successfully."
+
+echo "Starting Composer REST Server..."
+composer-rest-server -c admin@trackntrace-network -n required -w true
+#use the following line if a api key is needed 
+#composer-rest-server -c admin@trackntrace-network -n required -y u4nyxpcrc3frPjszkjgxunu3wqmiBiyz -w true
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lib/deliveryLogic.js

+/**
+ * createDelivery function.
+ * @param {org.trackntrace.models.assets.delivery.createDelivery} tx - The createDelivery transaction instance.
+ * @transaction
+ */
+async function createDelivery(tx)
+{
+  const deliveryRegistry = await getAssetRegistry(fqtDelivery);
+
+  let location = await getLocation(tx);
+
+  let delivery = factory.newResource(nsDelivery, tDelivery, tx.shippingId);
+  if(tx.statusMessage != undefined)
+  {
+    delivery.statusMessage = tx.statusMessage;
+  }
+  if(tx.sender != undefined)
+  {
+    delivery.sender = await getPerson(tx.sender);
+  }
+  if(tx.recipient != undefined)
+  {
+    delivery.recipient = await getPerson(tx.recipient);
+  }
+  if (tx.product != undefined)
+  {
+    delivery.product  = tx.product;
+  }
+  if(tx.unit != undefined)
+  {
+    delivery.unit = tx.unit;
+  }
+  if(tx.quantity != undefined)
+  {
+    delivery.quantity = tx.quantity;
+  }
+  delivery.locations = location == null ? [] : [location];
+  
+  await deliveryRegistry.add(delivery);
+}
+
+/**
+ * updateDelivery transaction processor function.
+ * @param {org.trackntrace.models.assets.delivery.updateDelivery} tx - The updateDelivery transaction instance.
+ * @transaction
+ */
+async function updateDelivery(tx)
+{
+  const deliveryRegistry = await getAssetRegistry(fqtDelivery);
+  
+  let location = await getLocation(tx);
+  
+  let delivery = await deliveryRegistry.get(tx.shippingId);
+  if(tx.statusMessage != undefined)
+  {
+    delivery.statusMessage = tx.statusMessage;
+  }
+  if(delivery.sender == undefined && tx.sender != undefined)
+  {
+    delivery.sender = await getPerson(tx.sender);
+  }
+  if(delivery.recipient == undefined && tx.recipient != undefined)
+  {
+    delivery.recipient = await getPerson(tx.recipient);
+  }
+  if (delivery.product == undefined && tx.product != undefined)
+  {
+    delivery.product = tx.product;
+  }
+  if(delivery.unit == undefined && tx.unit != undefined)
+  {
+    delivery.unit = tx.unit;
+  }
+  if(delivery.quantity == undefined && tx.quantity != undefined)
+  {
+    delivery.quantity = tx.quantity;
+  }
+  if(location != null)
+  {
+    delivery.locations.push(location);
+  }
+    
+  await deliveryRegistry.update(delivery);
+}
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lib/helper.js

+/**
+ * getHash function.
+ * 
+ * The returned value is always an integer casted to string.
+ * Probably there are better hash functions, but for short term use it's okay,
+ * source: https://stackoverflow.com/questions/6122571/simple-non-secure-hash-function-for-javascript
+ *
+ * @param {string} str - The string to hash
+ */
+function getHash(str)
+{
+  let hash = 0, i, chr, len;  
+  if(str.length > 0)
+  {
+    for (i = 0, len = str.length; i < len; i++)
+    {
+      chr = str.charCodeAt(i);
+      hash = ((hash << 5) - hash) + chr;
+      hash |= 0; // Convert to 32bit integer
+    }
+  }  
+  return String(hash);
+}

lib/locationLogic.js

+/**
+ * getLocation function.
+ * @param {org.trackntrace.models.assets.delivery.createDelivery} tx - The createDelivery transaction instance.
+ */
+async function getLocation(tx)
+{
+  if(tx.latitude != undefined && tx.longitude != undefined)
+  {
+    const id = getHash(String(tx.latitude) + String(tx.longitude) + String(Date.now()));
+
+    return getAssetRegistry(fqtLocation)
+      .then(function(locationRegistry)
+      {
+        let location = factory.newResource(nsLocation, tLocation, id)
+        location.latitude = tx.latitude;
+        location.longitude = tx.longitude;
+        locationRegistry.add(location)
+          .catch(function(error)
+          {
+            // location already exists (because of the used timestamp this should not happen!)
+          });
+      })
+      .then(function()
+      {
+        return factory.newRelationship(nsLocation, tLocation, id);
+      }); 
+  }
+  else
+  {
+    return null;
+  }
+}
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lib/network_constants.js

+const factory = getFactory();
+
+const nsDelivery = 'org.trackntrace.models.assets.delivery';
+const nsLocation = 'org.trackntrace.models.assets.location';
+const nsPerson = 'org.trackntrace.models.participants.person';
+
+const tDelivery = 'Delivery';
+const tLocation = 'Location';
+const tPerson = 'Person';
+
+const fqtDelivery = nsDelivery + '.' + tDelivery;
+const fqtLocation = nsLocation + '.' + tLocation;
+const fqtPerson = nsPerson + '.' + tPerson;
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lib/personLogic.js

+/**
+ * createPerson function.
+ * @param {org.trackntrace.models.participants.person.createPerson} tx - The createPerson transaction instance.
+ * @transaction
+ */
+async function createPerson(tx)
+{
+  const personRegistry = await getParticipantRegistry(fqtPerson);
+
+  let person = factory.newResource(nsPerson, tPerson, tx.name);
+  person.name = tx.name;
+
+  await personRegistry.add(person);
+}
+
+/**
+ * getPerson function.
+ * @param {string} name - The name of the person.
+ */
+async function getPerson(name)
+{
+  const personRegistry = await getParticipantRegistry(fqtPerson);
+  let person = await personRegistry.get(name);
+  return person;
+}
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models/assets/delivery.cto

+namespace org.trackntrace.models.assets.delivery
+
+import org.trackntrace.models.assets.location.Location
+import org.trackntrace.models.participants.person.Person
+
+asset Delivery identified by shippingId
+{
+  o String shippingId
+
+  o String statusMessage optional
+  --> Person sender optional
+  --> Person recipient optional
+  o String product optional
+  o String unit optional
+  o Double quantity optional
+
+  --> Location[] locations
+}
+
+transaction createDelivery
+{
+  o String shippingId
+
+  o String statusMessage optional
+  o String sender optional
+  o String recipient optional
+  o String product optional
+  o String unit optional
+  o Double quantity optional
+
+  o Double latitude optional
+  o Double longitude optional
+}
+
+transaction updateDelivery
+{
+  o String shippingId
+
+  o String statusMessage optional
+  o String sender optional
+  o String recipient optional
+  o String product optional
+  o String unit optional
+  o Double quantity optional
+
+  o Double latitude optional
+  o Double longitude optional
+}
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models/assets/location.cto

+namespace org.trackntrace.models.assets.location
+
+asset Location identified by id
+{
+  o String id
+  o Double latitude
+  o Double longitude
+}

models/participants/person.cto

+namespace org.trackntrace.models.participants.person
+
+participant Person identified by name
+{
+  o String name
+}
+
+transaction createPerson
+{
+  o String name
+}
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package.json

+{"name":"trackntrace-network","author":"author","description":"Start from scratch with a blank business network","version":"0.0.112","devDependencies":{"browserfs":"^1.2.0","chai":"^3.5.0","composer-admin":"latest","composer-cli":"latest","composer-client":"latest","composer-connector-embedded":"latest","eslint":"^3.6.1","istanbul":"^0.4.5","jsdoc":"^3.4.1","mkdirp":"^0.5.1","mocha":"^3.2.0","moment":"^2.19.3"},"keywords":[],"license":"Apache 2.0","repository":{"type":"e.g. git","url":"URL"},"scripts":{"deploy":"./scripts/deploy.sh","doc":"jsdoc --pedantic --recurse -c jsdoc.conf","lint":"eslint .","postlicchk":"npm run doc","postlint":"npm run licchk","prepublish":"mkdirp ./dist && composer archive create  --sourceType dir --sourceName . -a ./dist/unnamed-network.bna","pretest":"npm run lint","test":"mocha --recursive"}}

permissions.acl

+/*
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+
+/**
+ * Access control rules for trackntrace-network
+ */
+
+rule Default
+{
+    description: "Allow all participants access to all resources"
+    participant: "ANY"
+    operation: ALL
+    resource: "org.trackntrace.models.participants.person.*"
+    action: ALLOW
+}
+
+rule SystemACL
+{
+  description:  "System ACL to permit all access"
+  participant: "ANY"
+  operation: ALL
+  resource: "org.hyperledger.composer.system.**"
+  action: ALLOW
+}
+
+rule NetworkAdminUser
+{
+    description: "Grant business network administrators full access to user resources"
+    participant: "org.hyperledger.composer.system.NetworkAdmin"
+    operation: ALL
+    resource: "**"
+    action: ALLOW
+}
+
+rule NetworkAdminSystem
+{
+    description: "Grant business network administrators full access to system resources"
+    participant: "org.hyperledger.composer.system.NetworkAdmin"
+    operation: ALL
+    resource: "org.hyperledger.composer.system.**"
+    action: ALLOW
+}
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