Php version of WeChat public platform for WeChat webpage login authorization example, php example

Php public platform webpage logon authorization example, php example

This article describes how to authorize the php public platform to log on to the webpage. We will share this with you for your reference. The details are as follows:

It is actually very simple to implement webpage login authorization development on the public platform. Because of the official reference program, the following small series will show an example of webmasters performing webpage login authorization based on official reference, let's take a look.

File 1: index. php

// Change your interface information $ appid = 'xxxxx'; header ('location: https://open.weixin.qq.com/connect/oauth2/authorize? Appid = '. $ appid.' & redirect_uri = 127.0.0.1/oauth. php & response_type = code & scope = snsapi_userinfo & state = 123 & connect_redirect = 1 # wechat_redirect ');

Parameters	Required?	Description
Appid	Yes	Unique public ID
Redirect_uri	Yes	URL of the redirection callback link after authorization. Use urlencode to process the link.
Response_type	Yes	Return type. Enter the code
Scope	Yes	Application Authorization scope, snsapi_base (the authorization page is not displayed, Jump directly, only the user's openid can be obtained), snsapi_userinfo (the authorization page is displayed, and the nickname, gender, and location can be obtained through openid. In addition, users can obtain information even if they do not pay attention to it)
State	No	With the state parameter, the developer can fill in the parameter value of the a-zA-Z0-9
# Wechat_redirect	Yes	This parameter must be included when you open the page directly or perform page 302 redirection.

File 2: oauth. php, the Code is as follows:

<? Php $ code = $ _ GET ['code']; $ state = $ _ GET ['state']; // change the information of your own interface $ appid = 'xxxxx '; $ appsecret = 'xxxxx'; if (emptyempty ($ code) $ this-> error ('authorization failed'); $ token_url = 'https: // api.weixin.qq.com/sns/oauth2/access_token? Appid = '. $ appid. '& secret = '. $ appsecret. '& code = '. $ code. '& grant_type = authorization_code'; $ token = json_decode (file_get_contents ($ token_url); if (isset ($ token-> errcode) {echo '


 
 
 
  
 
   
 
    
Parameters
 
    
Description
 
   
 
   
 
    
Openid
 
    
Unique User ID
 
   
 
   
 
    
Nickname
 
    
User nickname
 
   
 
   
 
    
Sex
 
    
Gender of the user. If the value is 1, the user is male. If the value is 2, the user is female. If the value is 0, the user is unknown.
 
   
 
   
 
    
Province
 
    
Province of the user's personal data
 
   
 
   
 
    
City
 
    
City for normal user Personal Data
 
   
 
   
 
    
Country
 
    
Country, such as CN
 
   
 
   
 
    
Headimgurl
 
    
User profile picture. The last value indicates the size of the square profile picture (optional values include 0, 46, 64, 96, and 132, and 0 indicates the size of the 640x640 square profile picture ), this item is blank when the user does not have an avatar.
 
   
 
   
 
    
Privilege
 
    
User Privilege information, which is a json array. For example, the Waka user is (chinaunicom)
 
   
 
   
 
    
Unionid
 
    
This field appears only when you bind a public account to an open platform account. For details, see obtain user personal information (UnionID mechanism)
 
   
 
  

 

This web page is used up to log on to the authorized development function. If you want to obtain basic user information, we need to look at another example. If you have instructions on the official website, you can search by yourself.