add powerline to workspace (laradock#2062)

Author: ahkui

DOCUMENTATION/content/documentation/index.md

@@ -631,12 +631,12 @@ docker-compose up -d metabase
 
 1) Boot the container `docker-compose up -d jenkins`. To enter the container type `docker-compose exec jenkins bash`.
 
-2) Go to `http://localhost:8090/` (if you didn't chanhed your default port mapping) 
+2) Go to `http://localhost:8090/` (if you didn't chanhed your default port mapping)
 
 3) Authenticate from the web app.
 
 - Default username is `admin`.
-- Default password is `docker-compose exec jenkins cat /var/jenkins_home/secrets/initialAdminPassword`. 
+- Default password is `docker-compose exec jenkins cat /var/jenkins_home/secrets/initialAdminPassword`.
 
 (To enter container as root type `docker-compose exec --user root jenkins bash`).
 
@@ -1289,6 +1289,21 @@ To install CodeIgniter 3 on Laradock all you have to do is the following simple
 
 
 
+<br>
+<a name="Install-Powerline"></a>
+## Install Powerline
+
+1 - Open the `.env` file and set `WORKSPACE_INSTALL_POWERLINE` and `WORKSPACE_INSTALL_PYTHON` to `true`.
+
+2 - Run `docker-compose build workspace`, after the step above.
+
+Powerline is required python
+
+
+
+
+
+
 <br>
 <a name="Install-Symfony"></a>
 ## Install Symfony
@@ -2104,7 +2119,7 @@ This error sometimes happens because your Laravel application isn't running on t
 
 ## I get stuck when building nginx on `fetch http://mirrors.aliyun.com/alpine/v3.5/main/x86_64/APKINDEX.tar.gz`
 
-As stated on [#749](https://github.com/laradock/laradock/issues/749#issuecomment-419652646), Already fixed，just set `CHANGE_SOURCE` to false.		
+As stated on [#749](https://github.com/laradock/laradock/issues/749#issuecomment-419652646), Already fixed，just set `CHANGE_SOURCE` to false.
 
 ## Custom composer repo packagist url and npm registry url
 

docker-compose.yml

@@ -108,6 +108,7 @@ services:
           - TZ=${WORKSPACE_TIMEZONE}
           - BLACKFIRE_CLIENT_ID=${BLACKFIRE_CLIENT_ID}
           - BLACKFIRE_CLIENT_TOKEN=${BLACKFIRE_CLIENT_TOKEN}
+          - INSTALL_POWERLINE=${WORKSPACE_INSTALL_POWERLINE}
       volumes:
         - ${APP_CODE_PATH_HOST}:${APP_CODE_PATH_CONTAINER}${APP_CODE_CONTAINER_FLAG}
       extra_hosts:

env-example

@@ -121,6 +121,7 @@ WORKSPACE_INSTALL_LINUXBREW=false
 WORKSPACE_INSTALL_MC=false
 WORKSPACE_INSTALL_SYMFONY=false
 WORKSPACE_INSTALL_PYTHON=false
+WORKSPACE_INSTALL_POWERLINE=false
 WORKSPACE_INSTALL_IMAGE_OPTIMIZERS=false
 WORKSPACE_INSTALL_IMAGEMAGICK=false
 WORKSPACE_INSTALL_TERRAFORM=false

workspace/Dockerfile

@@ -871,6 +871,23 @@ RUN if [ ${INSTALL_PYTHON} = true ]; then \
   && python -m pip install --upgrade virtualenv \
 ;fi
 
+###########################################################################
+# POWERLINE:
+###########################################################################
+
+USER root
+ARG INSTALL_POWERLINE=false
+
+RUN if [ ${INSTALL_POWERLINE} = true ]; then \
+    if [ ${INSTALL_PYTHON} = true ]; then \
+    python -m pip install --upgrade powerline-status && \
+    echo "" >> /etc/bash.bashrc && \
+    echo ". /usr/local/lib/python2.7/dist-packages/powerline/bindings/bash/powerline.sh" >> /etc/bash.bashrc \
+  ;fi \
+;fi
+
+USER laradock
+
 ###########################################################################
 # ImageMagick:
 ###########################################################################