mirror of https://github.com/coder/coder.git
53 lines
1.5 KiB
Go
53 lines
1.5 KiB
Go
package httpmw
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import (
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"context"
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"net/http"
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"github.com/go-chi/chi/v5"
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"github.com/coder/coder/v2/coderd/database"
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"github.com/coder/coder/v2/coderd/httpapi"
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"github.com/coder/coder/v2/codersdk"
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)
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type templateParamContextKey struct{}
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// TemplateParam returns the template from the ExtractTemplateParam handler.
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func TemplateParam(r *http.Request) database.Template {
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template, ok := r.Context().Value(templateParamContextKey{}).(database.Template)
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if !ok {
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panic("developer error: template param middleware not provided")
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}
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return template
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}
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// ExtractTemplateParam grabs a template from the "template" URL parameter.
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func ExtractTemplateParam(db database.Store) func(http.Handler) http.Handler {
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return func(next http.Handler) http.Handler {
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return http.HandlerFunc(func(rw http.ResponseWriter, r *http.Request) {
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ctx := r.Context()
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templateID, parsed := ParseUUIDParam(rw, r, "template")
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if !parsed {
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return
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}
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template, err := db.GetTemplateByID(r.Context(), templateID)
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if httpapi.Is404Error(err) || (err == nil && template.Deleted) {
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httpapi.ResourceNotFound(rw)
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return
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}
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if err != nil {
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httpapi.Write(ctx, rw, http.StatusInternalServerError, codersdk.Response{
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Message: "Internal error fetching template.",
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Detail: err.Error(),
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})
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return
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}
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ctx = context.WithValue(ctx, templateParamContextKey{}, template)
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chi.RouteContext(ctx).URLParams.Add("organization", template.OrganizationID.String())
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next.ServeHTTP(rw, r.WithContext(ctx))
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})
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}
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}
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