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‎LICENSE

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BSD 3-Clause License
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Copyright (c) 2018, TIBCO Software Inc.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice, this
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list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright notice,
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this list of conditions and the following disclaimer in the documentation
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and/or other materials provided with the distribution.
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* Neither the name of TIBCO Software Inc. nor the names of its
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contributors may be used to endorse or promote products derived from
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this software without specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

‎README.md

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EXPERIMENTAL, DO NOT USE
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# Flogo Contrib
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[![Build Status](https://travis-ci.org/project-flogo/contrib.svg?branch=master)](https://travis-ci.org/project-flogo/contrib.svg?branch=master)
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Core collection of Flogo contributions. This repository consists of activities, triggers and functions.
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## Contributions
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### Activities
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* [actreply](activity/actreply): Action Reply
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* [actreturn](activity/actreturn): Action Return
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* [appdata](activity/actreturn): App Shared Data
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* [channel](activity/channel): Send internal engine messages
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* [counter](activity/counter): Simple Counter
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* [error](activity/error): Throw error
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* [jsexec](activity/jsexec): Execute Javascript
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* [log](activity/log): Log Message
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* [mapper](activity/mapper): Mapper
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* [noop](activity/noop): No-Op
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* [rest](activity/rest): Basic REST invoker
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### Triggers
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* [channel](trigger/channel): Listen to internal engine messages
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* [cli](trigger/cli): CLI
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* [loadtester](trigger/loadtester): Basic load tester
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* [rest](trigger/rest): REST
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* [timer](trigger/timer): Timer
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### Functions
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* [coerce](function/coerce): Type Conversion
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* [json](function/json): JSON functions
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* [number](function/number): Number functions
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* [string](function/string): Basic string functions
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## Installation
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#### Install Activity
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Example: install **log** activity
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```bash
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flogo install github.com/project-flogo/contrib/activity/log
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```
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#### Install Trigger
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Example: install **rest** trigger
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```bash
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flogo install github.com/project-flogo/contrib/trigger/rest
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```
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#### Install Functions
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Example: install **string** functions
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```bash
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flogo install github.com/project-flogo/contrib/function/string
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```
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## Contributing and support
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### Contributing
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New activities, triggers and functions are welcomed. If you would like to contribute, please following the [contribution guidelines](https://github.com/TIBCOSoftware/flogo/blob/master/CONTRIBUTING.md). If you have any questions, issues, etc feel free to chat with us on [Gitter](https://gitter.im/project-flogo/Lobby?utm_source=share-link&utm_medium=link&utm_campaign=share-link).
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## License
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The contrib repository is licensed under a BSD-type license. See [LICENSE](LICENSE) for license text.
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### Support
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For Q&A you can post your questions on [Gitter](https://gitter.im/project-flogo/Lobby?utm_source=share-link&utm_medium=link&utm_campaign=share-link)

‎activity/actreply/README.md

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@@ -8,9 +8,6 @@ This activity allows you to reply to a trigger invocation and map output values.
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## Installation
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### Flogo Web
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This activity comes out of the box with the Flogo Web UI
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### Flogo CLI
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```bash
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flogo install github.com/project-flogo/contrib/activity/actreply

‎activity/actreply/activity.go

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)
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func init() {
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activity.Register(&Activity{}, New)
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_ = activity.Register(&Activity{}, New)
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}
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type Settings struct {

‎activity/actreply/go.mod

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module github.com/project-flogo/contrib/activity/actreply
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require (
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github.com/project-flogo/core v0.9.0-beta.1
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github.com/project-flogo/core v0.9.0-beta.2
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github.com/stretchr/testify v1.3.0
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)

‎activity/actreply/go.sum

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@@ -4,8 +4,9 @@ github.com/pkg/errors v0.8.1 h1:iURUrRGxPUNPdy5/HRSm+Yj6okJ6UtLINN0Q9M4+h3I=
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github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
55
github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
7-
github.com/project-flogo/core v0.9.0-beta.1 h1:tiRv5Lv6U1SnDJh6vB10y8AnEdF8/Zmahj8WgCDqS6I=
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github.com/project-flogo/core v0.9.0-beta.1/go.mod h1:dzmBbQfNNC0g0KClKYQxxGJLe53MHafg75Vhmw2TW8U=
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github.com/project-flogo/core v0.9.0-beta.2 h1:L5VLOfF3YfAFVJwn/tL3x0835sZIedrHcrPkYxHbPl4=
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github.com/project-flogo/core v0.9.0-beta.2/go.mod h1:dzmBbQfNNC0g0KClKYQxxGJLe53MHafg75Vhmw2TW8U=
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github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
910
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
1011
github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
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github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=

‎activity/actreturn/README.md

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## Installation
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### Flogo Web
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This activity comes out of the box with the Flogo Web UI
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### Flogo CLI
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```bash
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flogo install github.com/project-flogo/contrib/activity/actreturn

‎activity/actreturn/activity.go

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)
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func init() {
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activity.Register(&Activity{}, New)
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_ = activity.Register(&Activity{}, New)
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}
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type Settings struct {

‎activity/actreturn/activity_test.go

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func newActionContext() *test.TestActivityHost {
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input := map[string]data.TypedValue{"Input1": data.NewTypedValue(data.TypeString, "")}
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output := map[string]data.TypedValue{"Output1": data.NewTypedValue(data.TypeString, ""), "Output2": data.NewTypedValue(data.TypeInt, "")}
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output := map[string]data.TypedValue{"Output1": data.NewTypedValue(data.TypeString, "")}
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ac := &test.TestActivityHost{
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HostId: "1",

‎activity/actreturn/go.mod

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module github.com/project-flogo/contrib/activity/actreturn
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require (
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github.com/project-flogo/core v0.9.0-beta.1
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github.com/project-flogo/core v0.9.0-beta.2
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github.com/stretchr/testify v1.3.0
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)

‎activity/actreturn/go.sum

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github.com/pkg/errors v0.8.1/go.mod h1:bwawxfHBFNV+L2hUp1rHADufV3IMtnDRdf1r5NINEl0=
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github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
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github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
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github.com/project-flogo/core v0.9.0-beta.1 h1:tiRv5Lv6U1SnDJh6vB10y8AnEdF8/Zmahj8WgCDqS6I=
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github.com/project-flogo/core v0.9.0-beta.1/go.mod h1:dzmBbQfNNC0g0KClKYQxxGJLe53MHafg75Vhmw2TW8U=
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github.com/project-flogo/core v0.9.0-beta.2 h1:L5VLOfF3YfAFVJwn/tL3x0835sZIedrHcrPkYxHbPl4=
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github.com/project-flogo/core v0.9.0-beta.2/go.mod h1:dzmBbQfNNC0g0KClKYQxxGJLe53MHafg75Vhmw2TW8U=
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github.com/stretchr/objx v0.1.0 h1:4G4v2dO3VZwixGIRoQ5Lfboy6nUhCyYzaqnIAPPhYs4=
910
github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
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github.com/stretchr/testify v1.3.0 h1:TivCn/peBQ7UY8ooIcPgZFpTNSz0Q2U6UrFlUfqbe0Q=
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github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=

‎activity/appdata/README.md

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# AppData
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This activity allows you to set and get global App attributes\.
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## Installation
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### Flogo CLI
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```bash
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flogo install github.com/project-flogo/contrib/activity/appdata
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```
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## Configuration
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### Settings:
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| Name | Type | Description
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|:--- | :--- | :---
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| name | string | The name of the shared attribute - **REQUIRED**
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| op | string | The operation (get or set), 'get' is the default
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| type | string | The data type of the shared value, default is 'any'
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### Input:
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| Name | Type | Description
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|:--- | :--- | :---
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| value | object | The value of the shared attribute
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### Output:
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| Name | Type | Description
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|:--- | :--- | :---
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| value | object | The value of the shared attribute
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## Examples
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### Get
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Get the value of the 'myAttr' attribute:
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```json
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{
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"id": "get_app_attr",
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"name": "Get App Attr",
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"activity": {
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"ref": "github.com/project-flogo/contrib/activity/appdata",
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"settings": {
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"attribute": "myAttr",
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"operation": "get"
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}
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}
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}
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```
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### Set
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Update the value of the 'myAttr' attribute to _bar_:
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```json
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{
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"id": "set_app_attr",
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"name": "Set App Attr",
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"activity": {
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"ref": "github.com/project-flogo/contrib/activity/appdata",
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"settings": {
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"attribute": "myAttr",
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"operation": "set"
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},
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"input": {
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"value": "bar"
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}
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}
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}
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```

‎activity/appdata/activity.go

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package appdata
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import (
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"github.com/project-flogo/core/activity"
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"github.com/project-flogo/core/app"
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"github.com/project-flogo/core/data"
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"github.com/project-flogo/core/data/coerce"
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"github.com/project-flogo/core/data/metadata"
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)
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const (
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opGet int = 0
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opSet int = 1
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ivValue = "value"
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ovValue = "value"
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)
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type Settings struct {
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Name string `md:"name,required"` // The name of the shared attribute
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Op string `md:"op,allowed(get,set)"` // The operation (get or set), 'get' is the default
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Type string `md:"type"` // The data type of the shared value, default is 'any'
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}
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type Input struct {
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Value interface{} `md:"value"` // The value of the shared attribute
27+
}
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type Output struct {
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Value interface{} `md:"value"` // The value of the shared attribute
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}
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func init() {
34+
_ = activity.Register(&Activity{}, New)
35+
}
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var activityMd = activity.ToMetadata(&Settings{}, &Output{})
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// Activity is a Counter Activity implementation
40+
type Activity struct {
41+
op int
42+
dt data.Type
43+
attrName string
44+
}
45+
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func New(ctx activity.InitContext) (activity.Activity, error) {
47+
s := &Settings{}
48+
err := metadata.MapToStruct(ctx.Settings(), s, true)
49+
if err != nil {
50+
return nil, err
51+
}
52+
53+
act := &Activity{attrName: s.Name}
54+
55+
if s.Op == "set" {
56+
act.op = opSet
57+
}
58+
59+
if s.Type != "" {
60+
t, err := data.ToTypeEnum(s.Type)
61+
if err != nil {
62+
return nil, err
63+
}
64+
act.dt = t
65+
}
66+
67+
return act, nil
68+
}
69+
70+
// Metadata implements activity.Activity.Metadata
71+
func (a *Activity) Metadata() *activity.Metadata {
72+
return activityMd
73+
}
74+
75+
// Eval implements activity.Activity.Eval
76+
func (a *Activity) Eval(ctx activity.Context) (done bool, err error) {
77+
78+
switch a.op {
79+
case opGet:
80+
81+
val, exists := app.GetValue(a.attrName)
82+
if exists && a.dt > 1 {
83+
val, err = coerce.ToType(val, a.dt)
84+
if err != nil {
85+
return false, err
86+
}
87+
}
88+
err = ctx.SetOutput(ovValue, val)
89+
if err != nil {
90+
return false, err
91+
}
92+
case opSet:
93+
val := ctx.GetInput(ivValue)
94+
95+
if a.dt > 1 {
96+
val, err = coerce.ToType(val, a.dt)
97+
if err != nil {
98+
return false, err
99+
}
100+
}
101+
102+
err = app.SetValue(a.attrName, val)
103+
if err != nil {
104+
return false, err
105+
}
106+
}
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return true, nil
109+
}

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