增加ico文件
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package utils
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import (
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"html/template"
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"net/http"
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"github.com/gin-gonic/gin/render"
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)
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// 模板函数
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func templateFuncs() template.FuncMap {
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return template.FuncMap{
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"add": func(a, b int) int {
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return a + b
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},
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"sub": func(a, b int) int {
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return a - b
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},
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"html": func(s string) template.HTML {
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return template.HTML(s)
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},
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}
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}
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// 自定义 HTMLRender,存储一个 map:页面名 -> *template.Template
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type TemplateRenderer struct {
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templates map[string]*template.Template
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}
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func (r *TemplateRenderer) Lookup(name string) *template.Template {
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return r.templates[name]
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}
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func (r *TemplateRenderer) Instance(name string, data any) render.Render {
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return &htmlRender{
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tmpl: r.Lookup(name),
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data: data,
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name: name,
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}
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}
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type htmlRender struct {
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tmpl *template.Template
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data any
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name string
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}
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func (r *htmlRender) Render(w http.ResponseWriter) error {
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r.WriteContentType(w)
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return r.tmpl.ExecuteTemplate(w, "base.html", r.data)
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}
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func (r *htmlRender) WriteContentType(w http.ResponseWriter) {
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w.Header().Set("Content-Type", "text/html; charset=utf-8")
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}
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// 初始化多模板
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func LoadTemplates(theme string) *TemplateRenderer {
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r := &TemplateRenderer{
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templates: make(map[string]*template.Template),
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}
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templateDir := "templates/" + theme
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// 为每个页面创建独立的模板组合
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pages := []string{"index", "post", "page"}
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for _, pageName := range pages {
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// 组合 base.html 和具体页面模板
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allFiles := []string{
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templateDir + "/base.html",
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templateDir + "/" + pageName + ".html",
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}
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tmpl := template.Must(template.New("").Funcs(templateFuncs()).ParseFiles(allFiles...))
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r.templates[pageName] = tmpl
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}
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return r
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}
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