create initial models for tag, job and application

.gitignore

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+# Created by https://www.gitignore.io
+
+### OSX ###
+.DS_Store
+.AppleDouble
+.LSOverride
+
+# Icon must end with two \r
+Icon
+
+
+# Thumbnails
+._*
+
+# Files that might appear on external disk
+.Spotlight-V100
+.Trashes
+
+# Directories potentially created on remote AFP share
+.AppleDB
+.AppleDesktop
+Network Trash Folder
+Temporary Items
+.apdisk
+
+
+### Python ###
+# Byte-compiled / optimized / DLL files
+__pycache__/
+*.py[cod]
+
+# C extensions
+*.so
+
+# Distribution / packaging
+.Python
+env/
+build/
+develop-eggs/
+dist/
+downloads/
+eggs/
+lib/
+lib64/
+parts/
+sdist/
+var/
+*.egg-info/
+.installed.cfg
+*.egg
+
+# PyInstaller
+#  Usually these files are written by a python script from a template
+#  before PyInstaller builds the exe, so as to inject date/other infos into it.
+*.manifest
+*.spec
+
+# Installer logs
+pip-log.txt
+pip-delete-this-directory.txt
+
+# Unit test / coverage reports
+htmlcov/
+.tox/
+.coverage
+.cache
+nosetests.xml
+coverage.xml
+
+# Translations
+*.mo
+*.pot
+
+# Sphinx documentation
+docs/_build/
+
+# PyBuilder
+target/
+
+
+### Django ###
+*.log
+*.pot
+*.pyc
+__pycache__/
+local_settings.py
+
+venv/
+.vscode/
+.env
+db.sqlite3

ipv6work/settings.py

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+"""
+Django settings for ipv6work project.
+
+Generated by 'django-admin startproject' using Django 2.1.2.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/2.1/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/2.1/ref/settings/
+"""
+
+import os
+
+# Build paths inside the project like this: os.path.join(BASE_DIR, ...)
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+
+# Quick-start development settings - unsuitable for production
+# See https://docs.djangoproject.com/en/2.1/howto/deployment/checklist/
+
+# SECURITY WARNING: keep the secret key used in production secret!
+SECRET_KEY = '+0t^onasc-b+_ry$!6@hpf4o79rw6m%q7dow5#ia+@nla&2@0-'
+
+# SECURITY WARNING: don't run with debug turned on in production!
+DEBUG = True
+
+ALLOWED_HOSTS = []
+
+
+# Application definition
+
+INSTALLED_APPS = [
+    'django.contrib.admin',
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+]
+
+INSTALLED_APPS += [
+    'jobs',
+]
+
+MIDDLEWARE = [
+    'django.middleware.security.SecurityMiddleware',
+    'django.contrib.sessions.middleware.SessionMiddleware',
+    'django.middleware.common.CommonMiddleware',
+    'django.middleware.csrf.CsrfViewMiddleware',
+    'django.contrib.auth.middleware.AuthenticationMiddleware',
+    'django.contrib.messages.middleware.MessageMiddleware',
+    'django.middleware.clickjacking.XFrameOptionsMiddleware',
+]
+
+ROOT_URLCONF = 'ipv6work.urls'
+
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [],
+        'APP_DIRS': True,
+        'OPTIONS': {
+            'context_processors': [
+                'django.template.context_processors.debug',
+                'django.template.context_processors.request',
+                'django.contrib.auth.context_processors.auth',
+                'django.contrib.messages.context_processors.messages',
+            ],
+        },
+    },
+]
+
+WSGI_APPLICATION = 'ipv6work.wsgi.application'
+
+
+# Database
+# https://docs.djangoproject.com/en/2.1/ref/settings/#databases
+
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.sqlite3',
+        'NAME': os.path.join(BASE_DIR, 'db.sqlite3'),
+    }
+}
+
+
+# Password validation
+# https://docs.djangoproject.com/en/2.1/ref/settings/#auth-password-validators
+
+AUTH_PASSWORD_VALIDATORS = [
+    {
+        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
+    },
+    {
+        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
+    },
+]
+
+
+# Internationalization
+# https://docs.djangoproject.com/en/2.1/topics/i18n/
+
+LANGUAGE_CODE = 'en-us'
+
+TIME_ZONE = 'UTC'
+
+USE_I18N = True
+
+USE_L10N = True
+
+USE_TZ = True
+
+
+# Static files (CSS, JavaScript, Images)
+# https://docs.djangoproject.com/en/2.1/howto/static-files/
+
+STATIC_URL = '/static/'

ipv6work/urls.py

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+"""ipv6work URL Configuration
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/2.1/topics/http/urls/
+Examples:
+Function views
+    1. Add an import:  from my_app import views
+    2. Add a URL to urlpatterns:  path('', views.home, name='home')
+Class-based views
+    1. Add an import:  from other_app.views import Home
+    2. Add a URL to urlpatterns:  path('', Home.as_view(), name='home')
+Including another URLconf
+    1. Import the include() function: from django.urls import include, path
+    2. Add a URL to urlpatterns:  path('blog/', include('blog.urls'))
+"""
+from django.contrib import admin
+from django.urls import path
+
+urlpatterns = [
+    path('admin/', admin.site.urls),
+]

ipv6work/wsgi.py

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+"""
+WSGI config for ipv6work project.
+
+It exposes the WSGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/2.1/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'ipv6work.settings')
+
+application = get_wsgi_application()

jobs/admin.py

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+from django.contrib import admin
+
+# Register your models here.

jobs/apps.py

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+from django.apps import AppConfig
+
+
+class JobsConfig(AppConfig):
+    name = 'jobs'

jobs/date_utils.py

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+from datetime import datetime, timedelta
+
+
+def after_30_days():
+    return datetime.now() + timedelta(days=30)

jobs/migrations/0001_initial.py

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+# Generated by Django 2.1.2 on 2018-10-17 07:35
+
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+import jobs.date_utils
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Application',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('created', models.DateTimeField(auto_now_add=True)),
+                ('applicant', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='applications', to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Job',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=2055)),
+                ('description', models.TextField()),
+                ('created', models.DateTimeField(auto_now_add=True)),
+                ('updated', models.DateTimeField(auto_now=True)),
+                ('expires', models.DateTimeField(default=jobs.date_utils.after_30_days)),
+                ('closed', models.BooleanField(default=False)),
+                ('close_reason', models.CharField(blank=True, choices=[('filled', 'Job filled'), ('cancelled', 'Job Cancelled'), ('not-found', 'Suitable candidate not found')], max_length=2055)),
+                ('posted_by', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='jobs', to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+        migrations.CreateModel(
+            name='Tag',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(db_index=True, max_length=255, unique=True)),
+            ],
+        ),
+        migrations.AddField(
+            model_name='job',
+            name='tags',
+            field=models.ManyToManyField(related_name='jobs', to='jobs.Tag'),
+        ),
+        migrations.AddField(
+            model_name='application',
+            name='job',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='applications', to='jobs.Job'),
+        ),
+        migrations.AlterUniqueTogether(
+            name='application',
+            unique_together={('applicant', 'job')},
+        ),
+    ]

jobs/models.py

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+from django.db import models
+from django.contrib.auth import get_user_model
+
+from .date_utils import after_30_days
+
+User = get_user_model()
+
+
+class Tag(models.Model):
+    name = models.CharField(max_length=255, unique=True, db_index=True)
+
+    def __str__(self):
+        return self.name
+
+
+class Job(models.Model):
+    CLOSED_REASON_FILLED = 'filled'
+    CLOSED_REASON_NOT_FOUND = 'not-found'
+    CLOSED_REASON_CANCELLED = 'cancelled'
+    CLOSED_REASON_CHOICES = (
+        (CLOSED_REASON_FILLED, "Job filled"),
+        (CLOSED_REASON_CANCELLED, "Job Cancelled"),
+        (CLOSED_REASON_NOT_FOUND, "Suitable candidate not found")
+    )
+
+    title = models.CharField(max_length=2055)
+    description = models.TextField()
+    tags = models.ManyToManyField(Tag, related_name="jobs")
+
+    created = models.DateTimeField(auto_now_add=True)
+    updated = models.DateTimeField(auto_now=True)
+    expires = models.DateTimeField(default=after_30_days)
+
+    closed = models.BooleanField(default=False)
+    close_reason = models.CharField(
+        max_length=2055, choices=CLOSED_REASON_CHOICES, blank=True)
+
+    posted_by = models.ForeignKey(
+        User, related_name="jobs", on_delete=models.CASCADE)
+
+    def renew(self):
+        self.expires = after_30_days()
+        self.save()
+
+    def __str__(self):
+        return self.title
+
+
+class Application(models.Model):
+    ''' A model representing applications to job '''
+
+    applicant = models.ForeignKey(
+        User, related_name="applications", on_delete=models.CASCADE)
+    job = models.ForeignKey(
+        Job, related_name="applications", on_delete=models.CASCADE)
+
+    created = models.DateTimeField(auto_now_add=True)
+
+    class Meta:
+        unique_together = ('applicant', 'job')
+
+    def __str__(self):
+        return "{0} - Job: {1}".format(self.applicant, self.job)

jobs/tests.py

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+from django.test import TestCase
+
+# Create your tests here.

jobs/views.py

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+from django.shortcuts import render
+
+# Create your views here.

manage.py

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+#!/usr/bin/env python
+import os
+import sys
+
+if __name__ == '__main__':
+    os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'ipv6work.settings')
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "Couldn't import Django. Are you sure it's installed and "
+            "available on your PYTHONPATH environment variable? Did you "
+            "forget to activate a virtual environment?"
+        ) from exc
+    execute_from_command_line(sys.argv)

requirements.txt

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+Django==2.1.2