Merge pull request #17 from andela/ft-crud-on-articles-162948842

#162948842 Have CRUD on Articles Resource

.travis.yml

@@ -11,6 +11,9 @@ install:
 services: 
   - postgresql
 
+addons:
+  postgresql: "9.6"
+
 before-script:
   - psql -c 'CREATE DATABASE test;' -U postgres
   - python manage.py makemigrations

authors/apps/articles/admin.py

@@ -0,0 +1,3 @@
+from django.contrib import admin
+
+# Register your models here.

authors/apps/articles/apps.py

@@ -0,0 +1,5 @@
+from django.apps import AppConfig
+
+
+class ArticlesConfig(AppConfig):
+    name = 'articles'

authors/apps/articles/migrations/0001_initial.py

@@ -0,0 +1,32 @@
+# Generated by Django 2.1.4 on 2019-01-17 09:11
+
+import cloudinary.models
+from django.conf import settings
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+        migrations.swappable_dependency(settings.AUTH_USER_MODEL),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Article',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('title', models.CharField(max_length=50, unique=True)),
+                ('body', models.TextField(unique=True)),
+                ('description', models.CharField(max_length=50)),
+                ('images', cloudinary.models.CloudinaryField(default='', max_length=255)),
+                ('created', models.DateTimeField(auto_now_add=True)),
+                ('modified', models.DateTimeField(auto_now=True)),
+                ('slug', models.SlugField()),
+                ('author', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to=settings.AUTH_USER_MODEL)),
+            ],
+        ),
+    ]

authors/apps/articles/migrations/0002_auto_20190117_1653.py

@@ -0,0 +1,28 @@
+# Generated by Django 2.1.4 on 2019-01-17 16:53
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0001_initial'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='article',
+            name='is_dispayed',
+            field=models.BooleanField(default=True),
+        ),
+        migrations.AlterField(
+            model_name='article',
+            name='slug',
+            field=models.SlugField(unique=True),
+        ),
+        migrations.AlterField(
+            model_name='article',
+            name='title',
+            field=models.CharField(max_length=200),
+        ),
+    ]

authors/apps/articles/migrations/0003_article_tags.py

@@ -0,0 +1,20 @@
+# Generated by Django 2.1.4 on 2019-01-17 17:26
+
+from django.db import migrations
+import taggit.managers
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('taggit', '0002_auto_20150616_2121'),
+        ('articles', '0002_auto_20190117_1653'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='article',
+            name='tags',
+            field=taggit.managers.TaggableManager(help_text='A comma-separated list of tags.', through='taggit.TaggedItem', to='taggit.Tag', verbose_name='Tags'),
+        ),
+    ]

authors/apps/articles/migrations/0004_auto_20190117_1727.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.1.4 on 2019-01-17 17:27
+
+from django.db import migrations
+import taggit.managers
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0003_article_tags'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='article',
+            name='tags',
+            field=taggit.managers.TaggableManager(blank=True, help_text='A comma-separated list of tags.', through='taggit.TaggedItem', to='taggit.Tag', verbose_name='Tags'),
+        ),
+    ]

authors/apps/articles/migrations/0005_auto_20190117_1744.py

@@ -0,0 +1,19 @@
+# Generated by Django 2.1.4 on 2019-01-17 17:44
+
+import cloudinary.models
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0004_auto_20190117_1727'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='article',
+            name='images',
+            field=cloudinary.models.CloudinaryField(blank=True, max_length=255),
+        ),
+    ]

authors/apps/articles/migrations/0006_auto_20190118_0703.py

@@ -0,0 +1,23 @@
+# Generated by Django 2.1.4 on 2019-01-18 07:03
+
+import cloudinary.models
+from django.db import migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0005_auto_20190117_1744'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='article',
+            name='tags',
+        ),
+        migrations.AlterField(
+            model_name='article',
+            name='images',
+            field=cloudinary.models.CloudinaryField(blank=True, default='', max_length=255, null=True),
+        ),
+    ]

authors/apps/articles/migrations/0007_auto_20190120_1431.py

@@ -0,0 +1,23 @@
+# Generated by Django 2.1.4 on 2019-01-20 14:31
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0006_auto_20190118_0703'),
+    ]
+
+    operations = [
+        migrations.RenameField(
+            model_name='article',
+            old_name='is_dispayed',
+            new_name='is_displayed',
+        ),
+        migrations.AddField(
+            model_name='article',
+            name='is_published',
+            field=models.BooleanField(default=False),
+        ),
+    ]

authors/apps/articles/migrations/0008_auto_20190121_0751.py

@@ -0,0 +1,22 @@
+# Generated by Django 2.1.4 on 2019-01-21 07:51
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0007_auto_20190120_1431'),
+    ]
+
+    operations = [
+        migrations.RemoveField(
+            model_name='article',
+            name='is_displayed',
+        ),
+        migrations.AddField(
+            model_name='article',
+            name='is_deleted',
+            field=models.BooleanField(default=False),
+        ),
+    ]

authors/apps/articles/migrations/0009_auto_20190121_0754.py

@@ -0,0 +1,24 @@
+# Generated by Django 2.1.4 on 2019-01-21 07:54
+
+import cloudinary.models
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('articles', '0008_auto_20190121_0751'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='article',
+            name='body',
+            field=models.TextField(),
+        ),
+        migrations.AlterField(
+            model_name='article',
+            name='images',
+            field=cloudinary.models.CloudinaryField(blank=True, default='No image', max_length=255, null=True),
+        ),
+    ]

authors/apps/articles/models.py

@@ -0,0 +1,20 @@
+from django.db import models
+from authors.apps.authentication.models import User
+
+from cloudinary.models import CloudinaryField
+
+
+class Article(models.Model):
+    """
+    This is the Article model that is used to handle CRUD on articles
+    """
+    title = models.CharField(max_length=200, blank=False)
+    body = models.TextField(blank=False)
+    description = models.CharField(max_length=50, blank=False)
+    images = CloudinaryField(blank=True, default='No image', null=True)
+    created = models.DateTimeField(auto_now_add=True)
+    modified = models.DateTimeField(auto_now=True)
+    slug = models.SlugField(max_length=50, blank=False, unique=True)
+    is_deleted = models.BooleanField(default=False)
+    is_published = models.BooleanField(default=False)
+    author = models.ForeignKey(User, on_delete=models.CASCADE)

authors/apps/articles/serializers.py

@@ -0,0 +1,64 @@
+import re
+
+from rest_framework import serializers
+from .models import Article
+
+
+class ArticleSerializer(serializers.ModelSerializer):
+    """Serializers for creating and retrieving all articles"""
+    # Field in the database corresponding to the User model
+    author = serializers.SerializerMethodField()
+    # Uploads an image to the Cloudinary servers
+    images = serializers.ImageField(default=None)
+
+    class Meta:
+        model = Article
+        fields = ['title',
+                  'slug',
+                  'description',
+                  'body',
+                  'created',
+                  'modified',
+                  'images',
+                  'author',
+                  'slug']
+        read_only_fields = ['created',
+                            'modified',
+                            'author',
+                            'slug',
+                            'images']
+
+    # Inserts the ID of the author of an article into the foreign key row
+    def get_author(self, obj):
+        return obj.author.id
+
+
+class GetArticleSerializer(serializers.ModelSerializer):
+    """Serializers for retrieving a single article and updating"""
+    # Field in the database corresponding to the User model
+    author = serializers.SerializerMethodField()
+    # Uploads an image to the Cloudinary servers
+    images = serializers.ImageField(default=None)
+
+    class Meta:
+        model = Article
+        fields = ['title',
+                  'description',
+                  'body',
+                  'modified',
+                  'images',
+                  'author',
+                  'slug']
+        read_only_fields = ['modified',
+                            'author',
+                            'slug']
+
+    def get_author(self, obj):
+        return obj.author.id
+
+
+class DeleteArticleSerializer(serializers.ModelSerializer):
+    """Serializer for deleting an article"""
+    class Meta:
+        model = Article
+        fields = ['is_deleted']