Django - Rest - API

Author- Tushar Sonu Lambole

Installed packages
1) Django
2) PIL  (for image related)
3) Django Rest framework (for Rest APIs)
4) pip
5) South (for database alterations)


1. To view the table in sqlite database python

python manage.py shelldb

SELECT * FROM sqlite_master WHERE type='table';

DROP TABLE appname_modelname

.exit

2. Drops and re-creates the tables used by the models of this app.

python manage.py reset app_name

----------------------------------------------------------------------------------------------------
AR App

models.py

__author__ = 'tusharlambole'

from django.db import models
from django.contrib import admin
import os

class ProjectMaster(models.Model):
    p_id = models.AutoField(primary_key=True)
    p_name = models.CharField(max_length=150)
    p_description = models.TextField()
    p_date = models.DateTimeField()

    def __unicode__(self):
        return (self.p_name)

    class Meta:
        ordering = ('-p_date',)


class ProjectMasterAdmin(admin.ModelAdmin):
    list_display = ('p_id','p_name','p_description','p_date')

admin.site.register(ProjectMaster, ProjectMasterAdmin)

class ClientMaster(models.Model):

    c_id = models.AutoField(primary_key=True)
    p_fk = models.ForeignKey(ProjectMaster)
    c_name = models.CharField(max_length=150)

    def image_path(instance, filename):
        return os.path.join('ImagesFiles', str(instance.c_name), str(instance.c_name)+'.png')

    c_access_key = models.CharField(max_length=150)
    c_secret_key = models.CharField(max_length=150)
    c_is_active = models.BooleanField(default=False)
    c_logo = models.ImageField(upload_to=image_path)

    def __unicode__(self):
        return (self.c_name)

    class Meta:
        ordering = ('c_id',)

class ClientMasterAdmin(admin.ModelAdmin):
    list_display = ('c_id','c_name','c_is_active','c_logo')

admin.site.register(ClientMaster,ClientMasterAdmin)

----------------------------------------------------------------------------------------------------

serializers.py

from models import ProjectMaster,ClientMaster

from rest_framework import serializers

class ProjectMasterSerializer(serializers.HyperlinkedModelSerializer):

class Meta:

model = ProjectMaster

fields = ('p_name','p_description','p_date')

class ClientMasterSerializer(serializers.HyperlinkedModelSerializer):

    class Meta:

        model = ClientMaster

        fields = ('c_id','c_name','c_is_active','p_fk','c_access_key','c_secret_key','c_logo')

----------------------------------------------------------------------------------------------------

views.py

__author__ = 'tusharlambole'

from models import ProjectMaster,ClientMaster

from serializers import ProjectMasterSerializer,ClientMasterSerializer

from rest_framework import viewsets

class ProjectMasterViewSet(viewsets.ModelViewSet):

"""

API endpoint that allows users to be viewed or edited.

"""

queryset = ProjectMaster.objects.all()

serializer_class = ProjectMasterSerializer

class ClientMasterViewSet(viewsets.ModelViewSet):

    queryset = ClientMaster.objects.all()

    serializer_class = ClientMasterSerializer

----------------------------------------------------------------------------------------------------

settings.py

# Application definition

INSTALLED_APPS = (

    'django.contrib.admin',

    'django.contrib.auth',

    'django.contrib.contenttypes',

    'django.contrib.sessions',

    'django.contrib.messages',

    'django.contrib.staticfiles',

    'django.contrib.admin',

    'FirstSite',

    'rest_framework',

    'AR',

    'south',

)

REST_FRAMEWORK = {

    'DEFAULT_PERMISSION_CLASSES': ('rest_framework.permissions.IsAdminUser',),

    'PAGINATE_BY': 10

}

SESSION_SERIALIZER = 'django.contrib.sessions.serializers.JSONSerializer'

----------------------------------------------------------------------------------------------------

urls.py

from django.conf.urls import patterns, include, url

from FirstSite.views import archieve,GroupViewSet,UserViewSet

from rest_framework import routers

from AR.views import ProjectMasterViewSet,ClientMasterViewSet

from django.contrib import admin

admin.autodiscover()

router = routers.DefaultRouter()

router.register(r'users', UserViewSet)

router.register(r'groups', GroupViewSet)

router.register(r'projectmaster', ProjectMasterViewSet)

router.register(r'clientmaster', ClientMasterViewSet)

urlpatterns = patterns('',

    # Examples:

    # url(r'^$', 'TusharWebApp.views.home', name='home'),

    url(r'^blog/', include('FirstSite.urls')),

    url(r'^admin/', include(admin.site.urls)),

    url(r'^', include(router.urls)),

    url(r'^api-auth/', include('rest_framework.urls', namespace='rest_framework'))

)

----------------------------------------------------------------------------------------------------

FirstSite App

templates/base.html

<html>

<style type="text/css">

body { color: #efd; background: #453; padding: 0 5em; margin: 0 } h1 { padding: 2em 1em; background: #675 }

h2 { color: #bf8; border-top: 1px dotted #fff; margin-top: 2em } p { margin: 1em 0 }

</style>

<body>

<h1>Tushar Sonu Lambole</h1>

{% block content %}

{% endblock %}

</body>

</html>

----------------------------------------------------------------------------------------------------

templates/archieve.html

{% extends "base.html" %}

{% block content %}

{% for post in posts %}

    <h2>{{ post.title }}

    </h2> <p>{{ post.timestamp|date:"l, F jS" }}</p>

    <p>{{ post.body }}</p>

{% endfor %}

{% endblock %}

----------------------------------------------------------------------------------------------------

models.py

from django.db import models

from django.contrib import admin

# Create your models here.

class BlogPost(models.Model):

    title = models.CharField(max_length=150)

    body = models.TextField()

    timestamp = models.DateTimeField()

    class Meta:

        ordering = ('-timestamp',)

class BlogPostAdmin(admin.ModelAdmin):

    list_display = ('title','timestamp')

admin.site.register(BlogPost, BlogPostAdmin)

----------------------------------------------------------------------------------------------------
urls.py

from django.conf.urls import  patterns, include, url
from FirstSite.views import archieve


urlpatterns = patterns('',url(r'^$',archieve),)
----------------------------------------------------------------------------------------------------
views.py

from django.shortcuts import render
from django.template import loader, Context
from django.http import HttpResponse
from FirstSite.models import BlogPost

def archieve(request):
    posts = BlogPost.objects.all()
    t = loader.get_template("archive.html")
    c = Context({ 'posts': posts })
    return HttpResponse(t.render(c))