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authorBrian Picciano <mediocregopher@gmail.com>2022-05-20 11:17:31 -0600
committerBrian Picciano <mediocregopher@gmail.com>2022-05-20 11:17:31 -0600
commit09acb111a2b22f5794541fac175b024dd0f9100e (patch)
tree11d4578a42ad4aea968b42a2689f64c799f9176e /srv/src/api/tpl.go
parentf69ed83de73bbfc4b7af0931de6ced8cf12dea61 (diff)
Rename api package to http
Diffstat (limited to 'srv/src/api/tpl.go')
-rw-r--r--srv/src/api/tpl.go125
1 files changed, 0 insertions, 125 deletions
diff --git a/srv/src/api/tpl.go b/srv/src/api/tpl.go
deleted file mode 100644
index 9818b10..0000000
--- a/srv/src/api/tpl.go
+++ /dev/null
@@ -1,125 +0,0 @@
-package api
-
-import (
- "embed"
- "fmt"
- "html/template"
- "io/fs"
- "net/http"
- "path/filepath"
- "strings"
- "time"
-
- "github.com/mediocregopher/blog.mediocregopher.com/srv/api/apiutil"
-)
-
-//go:embed tpl
-var tplFS embed.FS
-
-func mustReadTplFile(fileName string) string {
- path := filepath.Join("tpl", fileName)
-
- b, err := fs.ReadFile(tplFS, path)
- if err != nil {
- panic(fmt.Errorf("reading file %q from tplFS: %w", path, err))
- }
-
- return string(b)
-}
-
-func (a *api) mustParseTpl(name string) *template.Template {
-
- blogURL := func(path string) string {
-
- trailingSlash := strings.HasSuffix(path, "/")
- path = filepath.Join(a.params.PathPrefix, "/v2", path)
-
- if trailingSlash {
- path += "/"
- }
-
- return path
- }
-
- tpl := template.New("").Funcs(template.FuncMap{
- "BlogURL": blogURL,
- "AssetURL": func(id string) string {
- path := filepath.Join("assets", id)
- return blogURL(path)
- },
- "PostURL": func(id string) string {
- path := filepath.Join("posts", id)
- return blogURL(path)
- },
- "DateTimeFormat": func(t time.Time) string {
- return t.Format("2006-01-02")
- },
- })
-
- tpl = template.Must(tpl.Parse(mustReadTplFile(name)))
-
- return tpl
-}
-
-func (a *api) mustParseBasedTpl(name string) *template.Template {
- tpl := a.mustParseTpl(name)
- tpl = template.Must(tpl.New("base.html").Parse(mustReadTplFile("base.html")))
- return tpl
-}
-
-type tplData struct {
- Payload interface{}
- CSRFToken string
-}
-
-func (t tplData) CSRFFormInput() template.HTML {
- return template.HTML(fmt.Sprintf(
- `<input type="hidden" name="%s" value="%s" />`,
- csrfTokenFormName, t.CSRFToken,
- ))
-}
-
-// executeTemplate expects to be the final action in an http.Handler
-func executeTemplate(
- rw http.ResponseWriter, r *http.Request,
- tpl *template.Template, payload interface{},
-) {
-
- csrfToken, _ := apiutil.GetCookie(r, csrfTokenCookieName, "")
-
- tplData := tplData{
- Payload: payload,
- CSRFToken: csrfToken,
- }
-
- if err := tpl.Execute(rw, tplData); err != nil {
- apiutil.InternalServerError(
- rw, r, fmt.Errorf("rendering template: %w", err),
- )
- return
- }
-}
-
-func (a *api) executeRedirectTpl(
- rw http.ResponseWriter, r *http.Request, path string,
-) {
- executeTemplate(rw, r, a.redirectTpl, struct {
- Path string
- }{
- Path: path,
- })
-}
-
-func (a *api) renderDumbTplHandler(tplName string) http.Handler {
-
- tpl := a.mustParseBasedTpl(tplName)
-
- return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
- if err := tpl.Execute(rw, nil); err != nil {
- apiutil.InternalServerError(
- rw, r, fmt.Errorf("rendering %q: %w", tplName, err),
- )
- return
- }
- })
-}