commit0527

MoviesRecommend/.idea/.gitignore

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+# 默认忽略的文件
+/shelf/
+/workspace.xml
+# 基于编辑器的 HTTP 客户端请求
+/httpRequests/
+# Datasource local storage ignored files
+/dataSources/
+/dataSources.local.xml

MoviesRecommend/.idea/MoviesRecommend.iml

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+<?xml version="1.0" encoding="UTF-8"?>
+<module type="PYTHON_MODULE" version="4">
+  <component name="FacetManager">
+    <facet type="django" name="Django">
+      <configuration>
+        <option name="rootFolder" value="$MODULE_DIR$" />
+        <option name="settingsModule" value="MoviesRecommend/settings.py" />
+        <option name="manageScript" value="$MODULE_DIR$/manage.py" />
+        <option name="environment" value="&lt;map/&gt;" />
+        <option name="doNotUseTestRunner" value="false" />
+        <option name="trackFilePattern" value="migrations" />
+      </configuration>
+    </facet>
+  </component>
+  <component name="NewModuleRootManager">
+    <content url="file://$MODULE_DIR$">
+      <excludeFolder url="file://$MODULE_DIR$/.venv" />
+    </content>
+    <orderEntry type="jdk" jdkName="Python 3.8" jdkType="Python SDK" />
+    <orderEntry type="sourceFolder" forTests="false" />
+  </component>
+  <component name="TemplatesService">
+    <option name="TEMPLATE_CONFIGURATION" value="Django" />
+    <option name="TEMPLATE_FOLDERS">
+      <list>
+        <option value="$MODULE_DIR$/../MoviesRecommend\templates" />
+      </list>
+    </option>
+  </component>
+</module>

MoviesRecommend/.idea/inspectionProfiles/profiles_settings.xml

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+<component name="InspectionProjectProfileManager">
+  <settings>
+    <option name="USE_PROJECT_PROFILE" value="false" />
+    <version value="1.0" />
+  </settings>
+</component>

MoviesRecommend/.idea/misc.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="Black">
+    <option name="sdkName" value="Python 3.8 (MoviesRecommend) (2)" />
+  </component>
+  <component name="ProjectRootManager" version="2" project-jdk-name="Python 3.8" project-jdk-type="Python SDK" />
+</project>

MoviesRecommend/.idea/modules.xml

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+<?xml version="1.0" encoding="UTF-8"?>
+<project version="4">
+  <component name="ProjectModuleManager">
+    <modules>
+      <module fileurl="file://$PROJECT_DIR$/.idea/MoviesRecommend.iml" filepath="$PROJECT_DIR$/.idea/MoviesRecommend.iml" />
+    </modules>
+  </component>
+</project>

MoviesRecommend/Movie_recommendation_system/__init__.py

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+import pymysql
+
+pymysql.install_as_MySQLdb()

MoviesRecommend/Movie_recommendation_system/apps.py

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+from django.apps import AppConfig
+
+
+class MovieConfig(AppConfig):
+    default_auto_field = 'django.db.models.BigAutoField'
+    name = 'movie'

MoviesRecommend/Movie_recommendation_system/asgi.py

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+"""
+ASGI config for MoviesRecommend project.
+
+It exposes the ASGI callable as a module-level variable named ``application``.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/howto/deployment/asgi/
+"""
+
+import os
+
+from django.core.asgi import get_asgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'MoviesRecommend.settings')
+
+application = get_asgi_application()

MoviesRecommend/Movie_recommendation_system/settings.py

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+"""
+Django settings for MoviesRecommend project.
+
+Generated by 'django-admin startproject' using Django 4.2.13.
+
+For more information on this file, see
+https://docs.djangoproject.com/en/4.2/topics/settings/
+
+For the full list of settings and their values, see
+https://docs.djangoproject.com/en/4.2/ref/settings/
+"""
+
+import os
+
+# 项目路径
+BASE_DIR = os.path.dirname(os.path.dirname(os.path.abspath(__file__)))
+
+# 项目秘钥
+SECRET_KEY = 'bhml2023(140w8x3ktw=yzm0=@3h5wr=$$4s!g(s-^s7^@e5=kz'
+
+# 调试模式
+DEBUG = True
+
+# 允许的主机
+ALLOWED_HOSTS = []
+
+DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'
+
+# 注册app
+INSTALLED_APPS = [
+    'django.contrib.admin',  # 后台管理系统
+    'django.contrib.auth',
+    'django.contrib.contenttypes',
+    'django.contrib.sessions',
+    'django.contrib.messages',
+    'django.contrib.staticfiles',
+    'movie'  # 电影推荐系统
+]
+
+# 中间件
+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',
+]
+
+# 主路由
+ROOT_URLCONF = 'Movie_recommendation_system.urls'
+
+# 模板文件配置
+TEMPLATES = [
+    {
+        'BACKEND': 'django.template.backends.django.DjangoTemplates',
+        'DIRS': [os.path.join(BASE_DIR, 'templates')],
+        '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',
+                'movie.context_processors.movie_user'
+            ],
+            'builtins': ['django.templatetags.static']
+        },
+    },
+]
+
+WSGI_APPLICATION = 'Movie_recommendation_system.wsgi.application'
+
+# 数据库配置
+DATABASES = {
+    'default': {
+        'ENGINE': 'django.db.backends.mysql',
+        'NAME': 'db_movie_recommend',
+        'USER': 'root',
+        'PASSWORD': '120930',
+        'HOST': 'localhost',
+        'PORT': '3306'
+    }
+}
+
+# 密码验证
+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',
+    },
+]
+
+# 国际化配置
+LANGUAGE_CODE = 'zh-hans'
+TIME_ZONE = 'Asia/Shanghai'
+USE_I18N = True
+USE_L10N = True
+USE_TZ = False
+
+
+# 静态文件 (CSS, JavaScript, Images)
+STATIC_URL = '/static/'
+
+STATICFILES_DIRS = [
+    os.path.join(BASE_DIR, 'static'),
+]
+
+# AUTHENTICATION_BACKENDS = ['django.contrib.auth.backends.AllowAllUsersModelBackend']

MoviesRecommend/Movie_recommendation_system/urls.py

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+"""
+URL configuration for MoviesRecommend project.
+
+The `urlpatterns` list routes URLs to views. For more information please see:
+    https://docs.djangoproject.com/en/4.2/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, include
+
+from .views import index, star
+
+urlpatterns = [
+    #path('admin/', admin.site.urls),  # 后台管理系统
+    path('', index),  # 首页
+    path('movie/', include('movie.urls')),  # 电影推荐系统子路由
+]

MoviesRecommend/Movie_recommendation_system/views.py

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+from django.shortcuts import render
+
+
+# 首页
+def index(request):
+    return render(request, 'index.html')
+
+
+# 打分
+def star(request):
+    return render(request, 'movie/star.html')

MoviesRecommend/Movie_recommendation_system/wsgi.py

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+"""
+WSGI config for MoviesRecommend 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/4.2/howto/deployment/wsgi/
+"""
+
+import os
+
+from django.core.wsgi import get_wsgi_application
+
+os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'MoviesRecommend.settings')
+
+application = get_wsgi_application()

MoviesRecommend/manage.py

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+#!/usr/bin/env python
+"""Django's command-line utility for administrative tasks."""
+import os
+import sys
+
+if __name__ == "__main__":
+    os.environ.setdefault("DJANGO_SETTINGS_MODULE", "Movie_recommendation_system.settings")
+    try:
+        from django.core.management import execute_from_command_line
+    except ImportError as exc:
+        raise ImportError(
+            "项目环境配置异常，请检查！"
+        ) from exc
+    execute_from_command_line(sys.argv)

MoviesRecommend/movie/apps.py

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+from django.apps import AppConfig
+
+
+class MovieConfig(AppConfig):
+    name = 'movie'
+    verbose_name = "电影推荐系统"

MoviesRecommend/movie/context_processors.py

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+from .models import User
+
+
+# 未登录返回空
+def movie_user(request):
+    user_id = request.session.get('user_id')
+    context = {}
+    if user_id:
+        try:
+            user = User.objects.get(pk=user_id)
+            context['movie_user'] = user
+        except:
+            pass
+    return context

MoviesRecommend/movie/forms.py

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+from django import forms
+
+from movie.models import User, Movie_rating
+
+
+# 注册用的表单
+class RegisterForm(forms.ModelForm):
+    password_repeat = forms.CharField(max_length=256)
+
+    def get_errors(self):
+        errors = self.errors.get_json_data()
+        errors_lst = []
+        for messages in errors.values():
+            for message_dict in messages:
+                for key, message in message_dict.items():
+                    if key == 'message':
+                        errors_lst.append(message)
+        return errors_lst
+
+    # 普通验证之后的最后一层验证
+    # 验证密码
+    def clean(self):
+        cleaned_data = super(RegisterForm, self).clean()
+        pwd = cleaned_data.get('password')
+        password_repeat = cleaned_data.get('password_repeat')
+        if pwd != password_repeat:
+            raise forms.ValidationError(message='两次密码输入不一致！')
+        return cleaned_data
+
+    class Meta:
+        model = User
+        fields = ['name', 'password', 'email']
+
+
+# 登录的表单
+class LoginForm(forms.ModelForm):
+    name = forms.CharField(max_length=128)
+    remember = forms.IntegerField(required=False)
+
+    class Meta:
+        model = User
+        fields = ['password']
+
+    def get_errors(self):
+        errors = self.errors.get_json_data()
+        errors_lst = []
+        for messages in errors.values():
+            for message_dict in messages:
+                for key, message in message_dict.items():
+                    if key == 'message':
+                        errors_lst.append(message)
+        return errors_lst
+
+
+# 表单验证通过后再验证分数是否为0
+class CommentForm(forms.ModelForm):
+    def clean(self):
+        cleaned_data = super(CommentForm, self).clean()
+        score = cleaned_data.get('score')
+        if score == 0:
+            raise forms.ValidationError(message='评分不能为空！')
+        else:
+            return cleaned_data
+
+    class Meta:
+        # 电影评分，只记录评分和评论
+        model = Movie_rating
+        fields = ['score', 'comment']

MoviesRecommend/movie/migrations/0001_initial.py

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+# Generated by Django 3.2.16 on 2023-11-26 06:06
+
+from django.db import migrations, models
+import django.db.models.deletion
+
+
+class Migration(migrations.Migration):
+
+    initial = True
+
+    dependencies = [
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='Genre',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=100)),
+            ],
+            options={
+                'db_table': 'Genre',
+            },
+        ),
+        migrations.CreateModel(
+            name='Movie',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=256, verbose_name='电影名')),
+                ('imdb_id', models.IntegerField()),
+                ('time', models.CharField(blank=True, max_length=256)),
+                ('release_time', models.CharField(blank=True, max_length=256)),
+                ('intro', models.TextField(blank=True)),
+                ('director', models.CharField(blank=True, max_length=256)),
+                ('writers', models.CharField(blank=True, max_length=256)),
+                ('actors', models.CharField(blank=True, max_length=512)),
+                ('genre', models.ManyToManyField(to='movie.Genre')),
+            ],
+            options={
+                'db_table': 'Movie',
+            },
+        ),
+        migrations.CreateModel(
+            name='Movie_rating',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('score', models.FloatField()),
+                ('comment', models.TextField(blank=True)),
+                ('movie', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='movie.movie')),
+            ],
+            options={
+                'db_table': 'Movie_rating',
+            },
+        ),
+        migrations.CreateModel(
+            name='User',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=128, unique=True)),
+                ('password', models.CharField(max_length=256)),
+                ('email', models.EmailField(max_length=254, unique=True)),
+                ('rating_movies', models.ManyToManyField(through='movie.Movie_rating', to='movie.Movie')),
+            ],
+            options={
+                'db_table': 'User',
+            },
+        ),
+        migrations.CreateModel(
+            name='Movie_similarity',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('similarity', models.FloatField()),
+                ('movie_source', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='movie_source', to='movie.movie')),
+                ('movie_target', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='movie_target', to='movie.movie')),
+            ],
+            options={
+                'ordering': ['-similarity'],
+            },
+        ),
+        migrations.AddField(
+            model_name='movie_rating',
+            name='user',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='movie.user'),
+        ),
+        migrations.CreateModel(
+            name='Movie_hot',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('rating_number', models.IntegerField()),
+                ('movie', models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, to='movie.movie')),
+            ],
+            options={
+                'db_table': 'Movie_hot',
+                'ordering': ['-rating_number'],
+            },
+        ),
+        migrations.AddField(
+            model_name='movie',
+            name='movie_similarity',
+            field=models.ManyToManyField(through='movie.Movie_similarity', to='movie.Movie'),
+        ),
+    ]

MoviesRecommend/movie/models.py

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+from django.db import models
+from django.db.models import Avg
+
+
+# 分类信息表
+class Genre(models.Model):
+    name = models.CharField(max_length=100, verbose_name="类型")
+
+    class Meta:
+        db_table = 'Genre'
+        verbose_name = '电影类型'
+        verbose_name_plural = '电影类型'
+
+    def __str__(self):
+        return self.name
+
+
+# 电影信息表
+class Movie(models.Model):
+    name = models.CharField(max_length=256, verbose_name="电影名")
+    imdb_id = models.IntegerField(verbose_name="imdb_id")
+    time = models.CharField(max_length=256, blank=True, verbose_name="时长")
+    genre = models.ManyToManyField(Genre, verbose_name="类型")
+    release_time = models.CharField(max_length=256, blank=True, verbose_name="发行时间")
+    intro = models.TextField(blank=True, verbose_name="简介")
+    director = models.CharField(max_length=256, blank=True, verbose_name="导演")
+    writers = models.CharField(max_length=256, blank=True, verbose_name="编剧")
+    actors = models.CharField(max_length=512, blank=True, verbose_name="演员")
+    # 电影和电影之间的相似度,A和B的相似度与B和A的相似度是一致的，所以symmetrical设置为True
+    movie_similarity = models.ManyToManyField("self", through="Movie_similarity", symmetrical=False,
+                                              verbose_name="相似电影")
+
+    class Meta:
+        db_table = 'Movie'
+        verbose_name = '电影信息'
+        verbose_name_plural = '电影信息'
+
+    def __str__(self):
+        return self.name
+
+    # 获取平均分的方法
+    def get_score(self):
+        result_dct = self.movie_rating_set.aggregate(Avg('score'))  # 格式 {'score__avg': 3.125}
+        try:
+            result = round(result_dct['score__avg'], 1)  # 只保留一位小数
+        except TypeError:
+            return 0
+        else:
+            return result
+
+    # 获取用户的打分情况
+    def get_user_score(self, user):
+        return self.movie_rating_set.filter(user=user).values('score')
+
+    # 整数平均分
+    def get_score_int_range(self):
+        return range(int(self.get_score()))
+
+    # 获取分类列表
+    def get_genre(self):
+        genre_dct = self.genre.all().values('name')
+        genre_lst = []
+        for dct in genre_dct.values():
+            genre_lst.append(dct['name'])
+        return genre_lst
+
+    # 获取电影的相识度
+    def get_similarity(self, k=5):
+        # 默认获取5部最相似的电影的id
+        similarity_movies = self.movie_similarity.all()[:k]
+        return similarity_movies
+
+
+# 电影相似度
+class Movie_similarity(models.Model):
+    movie_source = models.ForeignKey(Movie, related_name='movie_source', on_delete=models.CASCADE, verbose_name="来源电影")
+    movie_target = models.ForeignKey(Movie, related_name='movie_target', on_delete=models.CASCADE, verbose_name="目标电影")
+    similarity = models.FloatField(verbose_name="相似度")
+
+    class Meta:
+        # 按照相似度降序排序
+        verbose_name = '电影相似度'
+        verbose_name_plural = '电影相似度'
+
+
+# 用户信息表
+class User(models.Model):
+    name = models.CharField(max_length=128, unique=True, verbose_name="用户名")
+    password = models.CharField(max_length=256, verbose_name="密码")
+    email = models.EmailField(unique=True, verbose_name="邮箱")
+    rating_movies = models.ManyToManyField(Movie, through="Movie_rating")
+
+    def __str__(self):
+        return "<USER:( name: {:},password: {:},email: {:} )>".format(self.name, self.password, self.email)
+
+    class Meta:
+        db_table = 'User'
+        verbose_name = '用户信息'
+        verbose_name_plural = '用户信息'
+
+
+# 电影评分信息表
+class Movie_rating(models.Model):
+    user = models.ForeignKey(User, on_delete=models.CASCADE, unique=False, verbose_name="用户")
+    movie = models.ForeignKey(Movie, on_delete=models.CASCADE, unique=False, verbose_name="电影")
+    score = models.FloatField(verbose_name="分数")
+    comment = models.TextField(blank=True, verbose_name="评论")
+
+    class Meta:
+        db_table = 'Movie_rating'
+        verbose_name = '电影评分信息'
+        verbose_name_plural = '电影评分信息'
+
+
+# 最热门的一百部电影
+class Movie_hot(models.Model):
+    movie = models.ForeignKey(Movie, on_delete=models.CASCADE, verbose_name="电影名")
+    rating_number = models.IntegerField(verbose_name="评分人数")
+
+    class Meta:
+        db_table = 'Movie_hot'
+        verbose_name = '最热电影'
+        verbose_name_plural = '最热电影'
+
+# python manage.py makemigrations
+# python manage.py migrate
+

MoviesRecommend/movie/static/movie/info/genre.txt

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+Musical
+War
+Crime
+Romance
+Fantasy
+Drama
+Music
+Sci-Fi
+Action
+Comedy
+Biography
+Family
+Horror
+Short
+Documentary
+Film-Noir
+Animation
+Adventure
+News
+Mystery
+Sport
+History
+Thriller
+Western