From 8d95f43dbc305b5a172a746ad16276668842a666 Mon Sep 17 00:00:00 2001
From: Tomas Bures <tbures@sathyasai.org>
Date: Mon, 18 Feb 2019 20:36:44 +0000
Subject: [PATCH] Added feature to create template from another template.

---
 client/src/templates/CUD.js     | 48 ++++++++++++++++++++++++++-------
 client/src/templates/helpers.js |  4 +--
 server/lib/campaign-content.js  | 32 ++++++++++++++++++++++
 server/models/campaigns.js      | 30 +--------------------
 server/models/templates.js      | 17 ++++++++++++
 5 files changed, 90 insertions(+), 41 deletions(-)
 create mode 100644 server/lib/campaign-content.js

diff --git a/client/src/templates/CUD.js b/client/src/templates/CUD.js
index 2d423707..f8234d7a 100644
--- a/client/src/templates/CUD.js
+++ b/client/src/templates/CUD.js
@@ -12,12 +12,12 @@ import {
 } from '../lib/page'
 import {
     Button,
-    ButtonRow,
+    ButtonRow, CheckBox,
     Dropdown,
     Form,
     FormSendMethod,
     InputField,
-    StaticField,
+    StaticField, TableSelect,
     TextArea,
     withForm
 } from '../lib/form';
@@ -41,6 +41,8 @@ import styles
 import {getUrl} from "../lib/urls";
 import {TestSendModalDialog} from "./TestSendModalDialog";
 import {withComponentMixins} from "../lib/decorator-helpers";
+import moment
+    from 'moment';
 
 
 @withComponentMixins([
@@ -98,6 +100,10 @@ console.log('constructor')
                 description: '',
                 namespace: mailtrainConfig.user.namespace,
                 type: mailtrainConfig.editors[0],
+
+                fromSourceTemplate: false,
+                sourceTemplate: null,
+
                 text: '',
                 html: '',
                 data: {},
@@ -122,6 +128,12 @@ console.log('constructor')
             state.setIn(['type', 'error'], t('typeMustBeSelected'));
         }
 
+        if (state.getIn(['fromSourceTemplate', 'value']) && !state.getIn(['sourceTemplate', 'value'])) {
+            state.setIn(['sourceTemplate', 'error'], t('Source template must not be empty'));
+        } else {
+            state.setIn(['sourceTemplate', 'error'], null);
+        }
+
         validateNamespace(t, state);
 
         if (typeKey) {
@@ -255,6 +267,13 @@ console.log('constructor')
             typeForm = getTypeForm(this, typeKey, isEdit);
         }
 
+        const templatesColumns = [
+            { data: 1, title: t('name') },
+            { data: 2, title: t('description') },
+            { data: 3, title: t('type'), render: data => this.templateTypes[data].typeName },
+            { data: 4, title: t('created'), render: data => moment(data).fromNow() },
+            { data: 5, title: t('namespace') },
+        ];
 
         return (
             <div className={this.state.elementInFullscreen ? styles.withElementInFullscreen : ''}>
@@ -281,16 +300,25 @@ console.log('constructor')
                     <InputField id="name" label={t('name')}/>
                     <TextArea id="description" label={t('description')}/>
 
-                    {isEdit
-                    ?
-                        <StaticField id="type" className={styles.formDisabled} label={t('type')}>
-                            {typeKey && this.templateTypes[typeKey].typeName}
-                        </StaticField>
-                    :
-                        <Dropdown id="type" label={t('type')} options={typeOptions}/>
+                    {!isEdit &&
+                        <CheckBox id="fromSourceTemplate" label={t('template')} text={t('Clone from an existing template')}/>
                     }
 
-                    {typeForm}
+                    {this.getFormValue('fromSourceTemplate') ?
+                        <TableSelect key="templateSelect" id="sourceTemplate" withHeader dropdown dataUrl='rest/templates-table' columns={templatesColumns} selectionLabelIndex={1} />
+                    :
+                        <>
+                            {isEdit ?
+                                <StaticField id="type" className={styles.formDisabled} label={t('type')}>
+                                    {typeKey && this.templateTypes[typeKey].typeName}
+                                </StaticField>
+                            :
+                                <Dropdown id="type" label={t('type')} options={typeOptions}/>
+                            }
+
+                            {typeForm}
+                        </>
+                    }
 
                     <NamespaceSelect/>
 
diff --git a/client/src/templates/helpers.js b/client/src/templates/helpers.js
index a678e5ad..e6669937 100644
--- a/client/src/templates/helpers.js
+++ b/client/src/templates/helpers.js
@@ -255,11 +255,11 @@ export function getTemplateTypes(t, prefix = '', entityTypeId = ResourceType.TEM
                 return <StaticField
                     id={prefix + 'grapesJSSourceType'}
                     className={styles.formDisabled}
-                    label={t('type')}>{grapesJSSourceTypeLabels[owner.getFormValue(prefix + 'grapesJSSourceType')]}</StaticField>;
+                    label={t('Content')}>{grapesJSSourceTypeLabels[owner.getFormValue(prefix + 'grapesJSSourceType')]}</StaticField>;
             } else {
                 return <Dropdown
                     id={prefix + 'grapesJSSourceType'}
-                    label={t('type')}
+                    label={t('Content')}
                     options={grapesJSSourceTypes}/>;
             }
         },
diff --git a/server/lib/campaign-content.js b/server/lib/campaign-content.js
new file mode 100644
index 00000000..1ed3108a
--- /dev/null
+++ b/server/lib/campaign-content.js
@@ -0,0 +1,32 @@
+'use strict';
+
+function convertFileURLs(sourceCustom, fromEntityType, fromEntityId, toEntityType, toEntityId) {
+
+    function convertText(text) {
+        if (text) {
+            const fromUrl = `/files/${fromEntityType}/file/${fromEntityId}`;
+            const toUrl = `/files/${toEntityType}/file/${toEntityId}`;
+
+            const encodedFromUrl = encodeURIComponent(fromUrl);
+            const encodedToUrl = encodeURIComponent(toUrl);
+
+            text = text.split('[URL_BASE]' + fromUrl).join('[URL_BASE]' + toUrl);
+            text = text.split('[SANDBOX_URL_BASE]' + fromUrl).join('[SANDBOX_URL_BASE]' + toUrl);
+            text = text.split('[ENCODED_URL_BASE]' + encodedFromUrl).join('[ENCODED_URL_BASE]' + encodedToUrl);
+            text = text.split('[ENCODED_SANDBOX_URL_BASE]' + encodedFromUrl).join('[ENCODED_SANDBOX_URL_BASE]' + encodedToUrl);
+        }
+
+        return text;
+    }
+
+    sourceCustom.html = convertText(sourceCustom.html);
+    sourceCustom.text = convertText(sourceCustom.text);
+
+    if (sourceCustom.type === 'mosaico' || sourceCustom.type === 'mosaicoWithFsTemplate') {
+        sourceCustom.data.model = convertText(sourceCustom.data.model);
+        sourceCustom.data.model = convertText(sourceCustom.data.model);
+        sourceCustom.data.metadata = convertText(sourceCustom.data.metadata);
+    }
+}
+
+module.exports.convertFileURLs = convertFileURLs;
\ No newline at end of file
diff --git a/server/models/campaigns.js b/server/models/campaigns.js
index 1736d557..8e47a9db 100644
--- a/server/models/campaigns.js
+++ b/server/models/campaigns.js
@@ -20,6 +20,7 @@ const senders = require('../lib/senders');
 const {LinkId} = require('./links');
 const feedcheck = require('../lib/feedcheck');
 const contextHelpers = require('../lib/context-helpers');
+const {convertFileURLs} = require('../lib/campaign-content');
 
 const {EntityActivityType, CampaignActivityType} = require('../../shared/activity-log');
 const activityLog = require('../lib/activity-log');
@@ -430,35 +431,6 @@ async function _validateAndPreprocess(tx, context, entity, isCreate, content) {
     }
 }
 
-function convertFileURLs(sourceCustom, fromEntityType, fromEntityId, toEntityType, toEntityId) {
-
-    function convertText(text) {
-        if (text) {
-            const fromUrl = `/files/${fromEntityType}/file/${fromEntityId}`;
-            const toUrl = `/files/${toEntityType}/file/${toEntityId}`;
-
-            const encodedFromUrl = encodeURIComponent(fromUrl);
-            const encodedToUrl = encodeURIComponent(toUrl);
-
-            text = text.split('[URL_BASE]' + fromUrl).join('[URL_BASE]' + toUrl);
-            text = text.split('[SANDBOX_URL_BASE]' + fromUrl).join('[SANDBOX_URL_BASE]' + toUrl);
-            text = text.split('[ENCODED_URL_BASE]' + encodedFromUrl).join('[ENCODED_URL_BASE]' + encodedToUrl);
-            text = text.split('[ENCODED_SANDBOX_URL_BASE]' + encodedFromUrl).join('[ENCODED_SANDBOX_URL_BASE]' + encodedToUrl);
-        }
-
-        return text;
-    }
-
-    sourceCustom.html = convertText(sourceCustom.html);
-    sourceCustom.text = convertText(sourceCustom.text);
-
-    if (sourceCustom.type === 'mosaico' || sourceCustom.type === 'mosaicoWithFsTemplate') {
-        sourceCustom.data.model = convertText(sourceCustom.data.model);
-        sourceCustom.data.model = convertText(sourceCustom.data.model);
-        sourceCustom.data.metadata = convertText(sourceCustom.data.metadata);
-    }
-}
-
 async function _createTx(tx, context, entity, content) {
     return await knex.transaction(async tx => {
         await shares.enforceEntityPermissionTx(tx, context, 'namespace', entity.namespace, 'createCampaign');
diff --git a/server/models/templates.js b/server/models/templates.js
index 4693f1a8..ba7f9334 100644
--- a/server/models/templates.js
+++ b/server/models/templates.js
@@ -10,6 +10,7 @@ const shares = require('./shares');
 const reports = require('./reports');
 const files = require('./files');
 const dependencyHelpers = require('../lib/dependency-helpers');
+const {convertFileURLs} = require('../lib/campaign-content');
 
 const allowedKeys = new Set(['name', 'description', 'type', 'data', 'html', 'text', 'namespace']);
 
@@ -57,6 +58,15 @@ async function create(context, entity) {
     return await knex.transaction(async tx => {
         await shares.enforceEntityPermissionTx(tx, context, 'namespace', entity.namespace, 'createTemplate');
 
+        if (entity.fromSourceTemplate) {
+            const template = await getByIdTx(tx, context, entity.sourceTemplate, false);
+
+            entity.type = template.type;
+            entity.data = template.data;
+            entity.html = template.html;
+            entity.text = template.text;
+        }
+
         await _validateAndPreprocess(tx, entity);
 
         const ids = await tx('templates').insert(filterObject(entity, allowedKeys));
@@ -64,6 +74,13 @@ async function create(context, entity) {
 
         await shares.rebuildPermissionsTx(tx, { entityTypeId: 'template', entityId: id });
 
+        if (entity.fromSourceTemplate) {
+            await files.copyAllTx(tx, context, 'template', 'file', entity.sourceTemplate, 'template', 'file', id);
+
+            convertFileURLs(entity, 'template', entity.sourceTemplate, 'template', id);
+            await tx('templates').update(filterObject(entity, allowedKeys)).where('id', id);
+        }
+
         return id;
     });
 }