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Home PHP Framework YII Create library website using Yii framework

Create library website using Yii framework

Jun 21, 2023 pm 02:23 PM
create yii framework library website

With the advent of the digital era, libraries have gradually realized their own digital transformation, gradually shifting from traditional paper-based management to digital management. In the process of digital management, using website applications to manage libraries has become a very popular way, because it can help libraries better manage books, borrowing records, user accounts and other information. Using the Yii framework to create a library website has become a very simple and effective way.

This article will introduce how to use the Yii framework to create a library website.

  1. Yii Framework Introduction

Yii framework is a high-performance PHP framework that uses the MVC (Model-View-Controller) pattern to implement Web application development. The framework provides a set of simple and efficient components and tools, as well as some built-in excellent features, such as Active Record, to help developers create high-performance web applications faster and is suitable for enterprise applications of all sizes. .

Features of Yii Framework:

  1. High Performance: Yii Framework is designed as a high-performance PHP framework that improves web applications by using technologies such as dynamic loading. performance.
  2. Efficient: The Yii framework provides many built-in tools and components, which can be used to optimize various application scenarios such as data access and model-view collaboration.
  3. Simple: The syntax of the Yii framework is simple and easy to understand, and the code is very convenient to write, so it has become a web application framework suitable for PHP developers.
  4. Create a library web application

2.1 Create a Yii project

First you need to create a Yii framework project and enter the following command on the command line:

 yiic.php webapp bookstore

Where "bookstore" is the name of the Yii project we want to create. This command will create a complete Yii project for you.

2.2 Data table design

The library management system needs to design the following data tables:

  • Book table(book)
##book_idint(11)PRIMARY KEY AUTO INCREMENTbook_namevarchar(255)NOT NULLauthor#varchar(255)NOT NULLpublishervarchar(255) NOT NULLpublish_datedateNOT NULLisbnvarchar(20)NOT NULL
Field nameField typeConstraints
##Reader table(reader)
Field name##reader_idint(11)PRIMARY KEY AUTO INCREMENTreader_namevarchar(255)NOT NULLphonevarchar(20)NOT NULLemailvarchar(255) NOT NULLvarchar(255)Borrowing record table (borrow)
Field typeConstraint conditions
##address
DEFAULT NULL
Field nameField typeborrow_idint(11)int(11)int(11)datetimedatetime
Constraint conditions
PRIMARY KEY AUTO INCREMENT book_id
ForeignKey(book)reader_id
ForeignKey(reader)borrow_date
NOT NULLreturn_date
DEFAULT NULL

創(chuàng)建以上三個數(shù)據(jù)表。

2.3 數(shù)據(jù)庫連接配置

在config.php文件中設(shè)置數(shù)據(jù)庫連接的信息。

// 數(shù)據(jù)庫配置
'db'=>array(
    'connectionString' => 'mysql:host=localhost;dbname=bookstore',
    'emulatePrepare' => true,
    'username' => 'root',
    'password' => '123456',
    'charset' => 'utf8',
    'tablePrefix' => '',
),

這里配置的是mysql數(shù)據(jù)庫，直接修改成您的數(shù)據(jù)庫配置即可。

2.4 創(chuàng)建模型文件

通過使用Yii框架的命令行工具，我們可以快速地生成模型文件，基于現(xiàn)有的數(shù)據(jù)表來創(chuàng)建模型類。

 yiic sample-model book

您可以用以上命令來生成一個book的模型類。這個類使用Yii的active record技術(shù)，獲取數(shù)據(jù)表中的信息并對其進行操作。

2.5 創(chuàng)建控制器文件

控制器是連接模型和視圖的橋梁，它負(fù)責(zé)處理來自視圖的用戶請求，并對模型進行處理和操作，最后將需要的結(jié)果呈現(xiàn)給用戶。

通過以下命令，我們可以快速地生成一個簡單的控制器：

 yiic sample-controller book

以上命令會為您生成一個book的控制器類，并包含以下幾個操作：

操作名 操作功能
Create 創(chuàng)建一本書
Read 讀取一本書
Update 更新一本書
Delete 刪除一本書
List 展示所有書籍

2.6 創(chuàng)建視圖文件

視圖文件是展示給用戶的最終信息。通過使用Yii框架的命令行工具，我們可以快速地生成視圖文件。

下面是一些在視圖文件中使用的命令：

命令 用途
echo 輸出變量
beginWidget 開始一個組件
endWidget 結(jié)束一個組件
CHtml 生成HTML標(biāo)簽
submitButton 創(chuàng)建一個提交按鈕
label 創(chuàng)建一個標(biāo)簽

您可以利用以上命令創(chuàng)建視圖文件，并將它們和控制器代碼結(jié)合起來，通過模板渲染，實現(xiàn)對用戶的直接呈現(xiàn)。

  1. 總結(jié)

使用Yii框架創(chuàng)建圖書館Web應(yīng)用程序是一種很好的方法。然而，在使用Yii框架創(chuàng)建Web應(yīng)用程序之前，您需要了解Yii框架的基本概念和使用方法，以及圖書館管理過程中需要用到的一些相關(guān)知識。希望這篇文章能夠幫助您更好地理解Yii框架和圖書館管理系統(tǒng)的開發(fā)。

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