github.com/zhongdalu/gf@v1.0.0/g/net/ghttp/ghttp_response_view.go (about)

     1  // Copyright 2017 gf Author(https://github.com/zhongdalu/gf). All Rights Reserved.
     2  //
     3  // This Source Code Form is subject to the terms of the MIT License.
     4  // If a copy of the MIT was not distributed with this file,
     5  // You can obtain one at https://github.com/zhongdalu/gf.
     6  //
     7  
     8  package ghttp
     9  
    10  import (
    11  	"github.com/zhongdalu/gf/g/frame/gins"
    12  	"github.com/zhongdalu/gf/g/os/gview"
    13  )
    14  
    15  // 展示模板，可以给定模板参数，及临时的自定义模板函数
    16  func (r *Response) WriteTpl(tpl string, params ...gview.Params) error {
    17  	if b, err := r.ParseTpl(tpl, params...); err != nil {
    18  		r.Write("Template Parsing Error: " + err.Error())
    19  		return err
    20  	} else {
    21  		r.Write(b)
    22  	}
    23  	return nil
    24  }
    25  
    26  // 展示模板内容，可以给定模板参数，及临时的自定义模板函数
    27  func (r *Response) WriteTplContent(content string, params ...gview.Params) error {
    28  	if b, err := r.ParseTplContent(content, params...); err != nil {
    29  		r.Write("Template Parsing Error: " + err.Error())
    30  		return err
    31  	} else {
    32  		r.Write(b)
    33  	}
    34  	return nil
    35  }
    36  
    37  // 解析模板文件，并返回模板内容
    38  func (r *Response) ParseTpl(tpl string, params ...gview.Params) (string, error) {
    39  	return gins.View().Parse(tpl, r.buildInVars(params...))
    40  }
    41  
    42  // 解析并返回模板内容
    43  func (r *Response) ParseTplContent(content string, params ...gview.Params) (string, error) {
    44  	return gins.View().ParseContent(content, r.buildInVars(params...))
    45  }
    46  
    47  // 内置变量/对象
    48  func (r *Response) buildInVars(params ...map[string]interface{}) map[string]interface{} {
    49  	vars := map[string]interface{}(nil)
    50  	if len(params) > 0 {
    51  		vars = params[0]
    52  	} else {
    53  		vars = make(map[string]interface{})
    54  	}
    55  	// 当配置文件不存在时就不赋值该模板变量，不然会报错
    56  	if c := gins.Config(); c.FilePath() != "" {
    57  		vars["Config"] = c.GetMap("")
    58  	}
    59  	vars["Cookie"] = r.request.Cookie.Map()
    60  	vars["Session"] = r.request.Session.Map()
    61  	vars["Get"] = r.request.GetQueryMap()
    62  	vars["Post"] = r.request.GetPostMap()
    63  	return vars
    64  }