58 lines
1.7 KiB
Go
58 lines
1.7 KiB
Go
package web
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import (
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_ "embed"
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"golang.captainalm.com/GOPackageHeaderServer/outputMeta"
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"html/template"
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"net/http"
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"strconv"
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)
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type PageHandler struct {
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Name string
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CSS string
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OutputPage bool
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MetaOutput *outputMeta.PackageMetaTagOutputter
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}
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//go:embed outputpage.html
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var outputPage string
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var pageTemplateFuncMap template.FuncMap = template.FuncMap{
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"isNotEmpty": func(stringIn string) bool {
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return stringIn != ""
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},
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}
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func (pgh *PageHandler) ServeHTTP(writer http.ResponseWriter, request *http.Request) {
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if request.Method == http.MethodGet || request.Method == http.MethodHead {
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tmpl, err := template.New("page-handler").Funcs(pageTemplateFuncMap).Parse(outputPage)
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if err != nil {
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writeResponseHeaderCanWriteBody(request.Method, writer, http.StatusInternalServerError, "Page Template Parsing Failure")
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return
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}
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tm := handlerTemplateMarshal{
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PageHandler: *pgh,
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RequestPath: request.URL.Path,
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}
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theBuffer := &BufferedWriter{}
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err = tmpl.Execute(theBuffer, tm)
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if err != nil {
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writeResponseHeaderCanWriteBody(request.Method, writer, http.StatusInternalServerError, "Page Template Execution Failure")
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return
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}
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writer.Header().Set("Content-Length", strconv.Itoa(len(theBuffer.Data)))
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writer.Header().Set("Content-Type", "text/html; charset=utf-8")
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if writeResponseHeaderCanWriteBody(request.Method, writer, http.StatusOK, "") {
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_, _ = writer.Write(theBuffer.Data)
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}
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} else {
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writer.Header().Set("Allow", http.MethodOptions+", "+http.MethodGet+", "+http.MethodHead)
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if request.Method == http.MethodOptions {
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writeResponseHeaderCanWriteBody(request.Method, writer, http.StatusOK, "")
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} else {
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writeResponseHeaderCanWriteBody(request.Method, writer, http.StatusMethodNotAllowed, "")
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}
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}
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}
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