#+TITLE: Django layer

#+TAGS: framework|layer|programming

[[file:img/django.png]]

* Table of Contents                     :TOC_5_gh:noexport:
- [[#description][Description]]
  - [[#features][Features:]]
- [[#install][Install]]
- [[#key-bindings][Key bindings]]
  - [[#general-managment][General Managment]]
  - [[#fabric][Fabric]]
  - [[#files][Files]]
  - [[#interactive][Interactive]]
  - [[#server][Server]]
  - [[#southsyncdb][South/Syncdb]]
  - [[#test][Test]]

* Description
This layer adds support for the Python web framework [[https://www.djangoproject.com/][Django]] to Spacemacs.

** Features:
- Test execution directly from emacs
- Starting/stopping of the Django test server
- Starting of an interactive Python shell in the current project for debugging
- Fixed commands to open various Django specific settings files
- Automatic deployment with [[http://www.fabfile.org][Fabric]] directly from emacs
- Control of [[http://south.aeracode.org/][South]] database migration tool

* Install
To use this configuration layer, add it to your =~/.spacemacs=. You will need to
add =django= to the existing =dotspacemacs-configuration-layers= list in this
file.

* Key bindings
Django related key bindings uses [[https://github.com/davidmiller/pony-mode][pony-mode]] and are behind the prefix ~SPC m j~ in =Python-mode=.
Various configuration options for =pony-mode= are documented at [[http://www.deadpansincerity.com/docs/pony/configuration.html][deadpansincerity.com]].

** General Managment

| Key binding | Description                           |
|-------------+---------------------------------------|
| ~SPC m j m~ | Start a =pony-mode= managment session |

** Fabric

| Key binding   | Description                      |
|---------------+----------------------------------|
| ~SPC m j a f~ | Run a fabric command             |
| ~SPC m j a d~ | Deploy project with =fab deploy= |

** Files

| Key binding   | Description                                                   |
|---------------+---------------------------------------------------------------|
| ~SPC m j f s~ | Open the =settings.py= for this project                       |
| ~SPC m j f c~ | Interactively display a setting value in the minibuffer       |
| ~SPC m j f t~ | Jump to template at point                                     |
| ~SPC m j f r~ | Jump to the view file that the URL resolves to (experimental) |

** Interactive

| Key binding   | Description                                                                |
|---------------+----------------------------------------------------------------------------|
| ~SPC m j i d~ | Run interpreter for this project's default database as an inferior process |
| ~SPC m j i s~ | Open a Python shell with the current pony project's context loaded.        |
|               | If the project has the django_extras package installed, then use the       |
|               | excellent =shell_plus= command. Otherwise, fall back to =manage.py shell=  |

** Server

| Key binding   | Description                                                       |
|---------------+-------------------------------------------------------------------|
| ~SPC m j r d~ | Stop the dev server                                               |
| ~SPC m j r o~ | Open a tab at the dev server                                      |
| ~SPC m j r r~ | Restart the dev server (works better with django_extras/werkzeug) |
| ~SPC m j r u~ | Start or open the dev server                                      |
| ~SPC m j r t~ | Open a second server with a "throwaway" host/port                 |

** South/Syncdb

| Key binding   | Description                                |
|---------------+--------------------------------------------|
| ~SPC m j s c~ | Convert an existing app to south           |
| ~SPC m j s h~ | Create migration for modification          |
| ~SPC m j s i~ | Run the initial south migration for an app |
| ~SPC m j s m~ | Migrate an app                             |
| ~SPC m j s s~ | Run syncdb on the current project          |

** Test

| Key binding   | Description                                                      |
|---------------+------------------------------------------------------------------|
| ~SPC m j t d~ | Move down the traceback one level                                |
| ~SPC m j t e~ | Go to the file and line of the last stack trace in a test buffer |
| ~SPC m j t o~ | Open the file in a traceback at the line specified               |
| ~SPC m j t t~ | Run the test(s) given by =command=                               |
| ~SPC m j t u~ | Move up the traceback one level                                  |