implement auth using Auth0

This commit is contained in:
2025-12-29 23:49:23 -07:00
parent c9100383e4
commit cc74842e63
18 changed files with 797 additions and 212 deletions
+313
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@@ -0,0 +1,313 @@
package authentication
import (
"context"
"crypto/rand"
"encoding/json"
"errors"
"fmt"
"net/url"
"time"
"github.com/coreos/go-oidc/v3/oidc"
"github.com/jackc/pgx/v5"
"github.com/jackc/pgx/v5/pgtype"
"github.com/jackc/pgx/v5/pgxpool"
"golang.org/x/oauth2"
"ruben/inventory2/internal/consts"
)
// TODO: move these to a config?
const (
// The URL of our Auth0 Tenant Domain.
// If you're using a Custom Domain, be sure to set this to that value instead.
AUTH0_DOMAIN = "dev-uq3gqy5bdnwxmr6d.us.auth0.com"
// Our Auth0 application"s Client ID.
AUTH0_CLIENT_ID = "JEjrXTQ9fxlTLgp9RgTIACpUk8a2lqNT"
// Our Auth0 application"s Client Secret.
AUTH0_CLIENT_SECRET = "83U-iWdVaNnwk9XDzteo_2VMyOq_l1siKYqg1_2E7jCzgL8MnkaxlysPMcPMGlxA"
// The Callback URL of our application.
AUTH0_CALLBACK_URL = "https://inventory-plus-plus.com/login/callback"
)
type (
// Authenticator is used to authenticate our users.
Authenticator struct {
*oidc.Provider
oauth2.Config
db *pgxpool.Pool
}
// AccessTokenClaims is the claims Auth0 provides in access tokens
AccessTokenClaims struct {
Audience string `json:"aud"`
Expires int64 `json:"exp"`
FamilyName string `json:"family_name"`
GivenName string `json:"given_name"`
IssuedAt int64 `json:"iat"`
Issuer string `json:"iss"`
Name string `json:"name"`
Nickname string `json:"nickname"`
Picture string `json:"picture"`
SessionID string `json:"sid"`
Subject string `json:"sub"`
UpdatedAt time.Time `json:"updated_at"`
}
)
// New instantiates the *Authenticator.
func New(ctx context.Context, db *pgxpool.Pool) (*Authenticator, error) {
provider, err := oidc.NewProvider(
ctx,
"https://"+AUTH0_DOMAIN+"/",
)
if err != nil {
return nil, err
}
return &Authenticator{
Provider: provider,
Config: oauth2.Config{
ClientID: AUTH0_CLIENT_ID,
ClientSecret: AUTH0_CLIENT_SECRET,
RedirectURL: AUTH0_CALLBACK_URL,
Endpoint: provider.Endpoint(),
Scopes: []string{oidc.ScopeOpenID, "profile"},
},
db: db,
}, nil
}
// VerifyIDToken verifies that an *oauth2.Token is a valid *oidc.IDToken.
func (a *Authenticator) VerifyIDToken(ctx context.Context, token *oauth2.Token) (*oidc.IDToken, error) {
rawIDToken, ok := token.Extra("id_token").(string)
if !ok {
return nil, errors.New("no id_token field in oauth2 token")
}
oidcConfig := &oidc.Config{
ClientID: a.ClientID,
}
return a.Verifier(oidcConfig).Verify(ctx, rawIDToken)
}
// NewState creates a new state for logging in, saving it in the database.
func (a *Authenticator) NewState(ctx context.Context) ([32]byte, error) {
state, err := generateRandomState()
if err != nil {
return state, fmt.Errorf("failed to generate random state: %w", err)
}
if _, err = a.db.Exec(
ctx,
"INSERT INTO oauth_login_states (state) VALUES (@state)",
pgx.NamedArgs{
"state": state[:],
},
); err != nil {
return state, fmt.Errorf("failed to execute query: %w", err)
}
return state, nil
}
func generateRandomState() ([32]byte, error) {
var b [32]byte
_, err := rand.Read(b[:])
return b, err
}
// GetStateExpiration get's the oauth state's expiration
// func (a *Authenticator) GetStateExpiration(ctx context.Context, state [32]byte) (time.Time, error) {
func (a *Authenticator) GetStateExpiration(ctx context.Context, state string) (time.Time, error) {
rows, err := a.db.Query(
ctx,
`SELECT expiration from oauth_login_states WHERE state = ('\x' || @state)::BYTEA`,
pgx.NamedArgs{
//"state": state[:],
"state": state,
},
)
if err != nil {
return time.Time{}, fmt.Errorf("failed to perform query: %w", err)
}
exp, err := pgx.CollectExactlyOneRow(rows, pgx.RowTo[time.Time])
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return time.Time{}, consts.ErrNotFound
}
return time.Time{}, fmt.Errorf("failed to scan row: %w", err)
}
return exp, nil
}
func (a *Authenticator) GetLogoutURL(requestHost string) *url.URL {
return &url.URL{
Scheme: "https",
Host: AUTH0_DOMAIN,
Path: "/v2/logout",
RawQuery: url.Values{
"returnTo": {
(&url.URL{
Scheme: "https",
Host: requestHost,
}).String(),
},
"client_id": {AUTH0_CLIENT_ID},
}.Encode(),
}
}
func (a *Authenticator) Exchange(ctx context.Context, state, code string) (accessToken string, expiration time.Time, err error) {
// validate state
if exp, err := a.GetStateExpiration(ctx, state); errors.Is(err, consts.ErrNotFound) {
return "", time.Time{}, fmt.Errorf("invalid state: %w", consts.ErrNotFound)
} else if err != nil {
return "", time.Time{}, fmt.Errorf("failed to load state expiration: %w", err)
} else if exp.Before(time.Now()) {
return "", time.Time{}, fmt.Errorf("invalid state: state expired")
}
// obtain token and profile
token, err := a.Config.Exchange(ctx, code)
if err != nil {
return "", time.Time{}, fmt.Errorf("failed to exchange an authorization code for a token: %w", err)
}
fmt.Println("TOKEN:", token)
idToken, err := a.VerifyIDToken(ctx, token)
if err != nil {
return "", time.Time{}, fmt.Errorf("failed to verify ID Token: %w", err)
}
fmt.Println("ID TOKEN:", idToken)
// claims []byte
var claims map[string]any
if err := idToken.Claims(&claims); err != nil {
return "", time.Time{}, fmt.Errorf("Failed to obtain id token claims: %w", err)
}
fmt.Println("CUSTOM CLAIMS / PROFILE:", claims)
claimsJSON, _ := json.Marshal(claims)
if _, err := a.db.Exec(
ctx,
`
INSERT INTO oauth_tokens (
access_token,
token_type,
refresh_token,
expiry,
id_token_issuer,
id_token_audience,
id_token_subject,
id_token_expiry,
id_token_issued_at,
id_token_nonce,
id_token_access_token_hash,
claims
)
VALUES (
@access_token,
@token_type,
@refresh_token,
@expiry,
@id_token_issuer,
@id_token_audience,
@id_token_subject,
@id_token_expiry,
@id_token_issued_at,
@id_token_nonce,
@id_token_access_token_hash,
@claims
)
`,
pgx.NamedArgs{
"access_token": token.AccessToken,
"token_type": token.TokenType,
"refresh_token": token.RefreshToken,
"expiry": token.Expiry,
"id_token_issuer": idToken.Issuer,
"id_token_audience": pgtype.FlatArray[string](idToken.Audience),
"id_token_subject": idToken.Subject,
"id_token_expiry": idToken.Expiry,
"id_token_issued_at": idToken.IssuedAt,
"id_token_nonce": idToken.Nonce,
"id_token_access_token_hash": idToken.AccessTokenHash,
"claims": json.RawMessage(claimsJSON),
},
); err != nil {
return "", time.Time{}, fmt.Errorf("failed to perform query to save tokens: %w", err)
}
return token.AccessToken, token.Expiry.UTC(), nil
}
// TODO: need to automatically clean up expired tokens
func (a *Authenticator) DeleteOAuthTokens(ctx context.Context, accessToken string) error {
_, err := a.db.Exec(ctx, "DELETE FROM oauth_tokens WHERE access_token = @access_token", pgx.NamedArgs{"access_token": accessToken})
if err != nil {
return fmt.Errorf("failed to perform query: %w", err)
}
return nil
}
func (a *Authenticator) GetAccessTokenClaimsAndExpiration(ctx context.Context, accessToken string) (claims AccessTokenClaims, expiration time.Time, err error) {
rows, err := a.db.Query(
ctx,
`
SELECT
expiry,
claims
FROM
oauth_tokens
WHERE
access_token = @access_token
`,
pgx.NamedArgs{
"access_token": accessToken,
},
)
if err != nil {
return AccessTokenClaims{}, time.Time{}, fmt.Errorf("failed to perform query: %w", err)
}
type Row struct {
Expiry time.Time
Claims json.RawMessage
}
r, err := pgx.CollectExactlyOneRow(rows, pgx.RowToStructByNameLax[Row])
if err != nil {
if errors.Is(err, pgx.ErrNoRows) {
return AccessTokenClaims{}, time.Time{}, consts.ErrNotFound
}
return AccessTokenClaims{}, time.Time{}, fmt.Errorf("failed to scan row: %w", err)
}
if err := json.Unmarshal(r.Claims, &claims); err != nil {
return AccessTokenClaims{}, time.Time{}, fmt.Errorf("failed to scan claims json: %w", err)
}
return claims, r.Expiry, nil
}
+59
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@@ -0,0 +1,59 @@
package site
import (
"context"
"errors"
"fmt"
"net/http"
"time"
"ruben/inventory2/internal/consts"
"ruben/inventory2/internal/domains/authentication"
)
// just keep this around long enough for testing auth middleware..
func (s *Server) testAuthEndpoint(w http.ResponseWriter, r *http.Request) {
fmt.Println("SUCCESS:", getCustomClaims(r.Context()))
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
}
type customClaimsKey struct{}
// auth middleware to verify access_token cookie and set custom claims in the request context
func (s *Server) authenticate(h http.Handler) http.Handler {
return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
ck, err := r.Cookie("access_token")
if err != nil {
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
ctx := r.Context()
claims, expiration, err := s.auth.GetAccessTokenClaimsAndExpiration(ctx, ck.Value)
if err != nil {
if errors.Is(err, consts.ErrNotFound) {
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
http.Error(w, fmt.Sprintf("failed to authenticate: %v", err), http.StatusInternalServerError)
return
}
if expiration.Before(time.Now()) {
deleteCookieInResponse(w, "access_token")
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
h.ServeHTTP(w, r.WithContext(context.WithValue(ctx, customClaimsKey{}, claims)))
})
}
// get custom claims from request context
func getCustomClaims(ctx context.Context) authentication.AccessTokenClaims {
c, _ := ctx.Value(customClaimsKey{}).(authentication.AccessTokenClaims)
return c
}
+11
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@@ -0,0 +1,11 @@
package site
import "net/http"
func deleteCookieInResponse(w http.ResponseWriter, name string) {
w.Header().Set("Set-Cookie", (&http.Cookie{
Name: name,
Path: "/",
MaxAge: -1, // expire the cookie
}).String())
}
+86
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@@ -0,0 +1,86 @@
package site
import (
"fmt"
"net/http"
)
// GET /login
func (s *Server) loginPage(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
state, err := s.auth.NewState(ctx)
if err != nil {
http.Error(w, fmt.Sprintf("failed to generate random state: %v", err), http.StatusInternalServerError)
return
}
base64EncodedState := fmt.Sprintf("%x", state[:])
http.Redirect(w, r, s.auth.AuthCodeURL(base64EncodedState), http.StatusTemporaryRedirect)
}
// POST /login
func (s *Server) login(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
email := r.FormValue("email")
if email == "" {
http.Error(w, "no email provided", http.StatusBadRequest)
return
}
acct, err := s.accts.GetAccountByEmail(ctx, email)
if err != nil {
http.Error(w, fmt.Sprintf("failed to create account: %v", err), http.StatusInternalServerError)
return
}
//http.Redirect(w, r, fmt.Sprintf("/site/accounts/%d", acct.ID), http.StatusSeeOther)
http.Redirect(w, r, fmt.Sprintf("/accounts/%d", acct.ID), http.StatusSeeOther)
}
// GET /login/callback
func (s *Server) loginCallback(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
q := r.URL.Query()
// obtain token and profile
accessToken, expiration, err := s.auth.Exchange(ctx, q.Get("state"), q.Get("code"))
if err != nil {
http.Error(w, "Failed to exchange an authorization code for a token", http.StatusUnauthorized)
return
}
// set access_token cookie and redirect to a reasonable place
w.Header().Set("Set-Cookie", (&http.Cookie{
Name: "access_token",
Value: accessToken,
Path: "/",
Expires: expiration,
MaxAge: 0, // using Expiration instead
Secure: true,
SameSite: http.SameSiteStrictMode,
}).String())
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
}
// GET /logout
func (s *Server) logoutPage(w http.ResponseWriter, r *http.Request) {
host := r.Header.Get("X-Forwarded-Host")
if host == "" {
host = r.Host
}
deleteCookieInResponse(w, "access_token")
if ck, err := r.Cookie("access_token"); err == nil && ck != nil {
if err := s.auth.DeleteOAuthTokens(r.Context(), ck.Value); err != nil {
fmt.Println("[ERROR] failed to delete auth token:", err)
}
}
http.Redirect(w, r, s.auth.GetLogoutURL(host).String(), http.StatusTemporaryRedirect)
}
+102 -194
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@@ -5,234 +5,142 @@ import (
"fmt"
"html/template"
"net/http"
"net/url"
"path"
"path/filepath"
"strconv"
"strings"
"github.com/angelbeltran/templater"
"ruben/inventory2/internal/domains/accounts"
"ruben/inventory2/internal/domains/authentication"
etsy_platform "ruben/inventory2/internal/domains/platforms/etsy"
"ruben/inventory2/internal/domains/raw_events"
)
func NewSiteHandler(
dir string,
type Server struct {
mux *http.ServeMux
contentDir string
templater *templater.Templater
rawEvents *raw_events.Store
accts *accounts.Store
etsy *etsy_platform.Platform
auth *authentication.Authenticator
}
func NewServer(
contentDir string,
rawEvents *raw_events.Store,
accts *accounts.Store,
etsy *etsy_platform.Platform,
) http.Handler {
mux := http.NewServeMux()
auth *authentication.Authenticator,
) *Server {
s := &Server{
mux: http.NewServeMux(),
contentDir: contentDir,
templater: templater.NewTemplater(
contentDir+"/templates",
func() template.FuncMap {
return template.FuncMap{
"buildSitePath": func(parts ...any) string {
strParts := make([]string, len(parts))
for i, p := range parts {
strParts[i] = fmt.Sprint(p)
}
// TODO: make "/site" dynamic somehow
//return path.Join(append([]string{"/site"}, strParts...)...)
return path.Join(strParts...)
},
"splitPath": func(p string) []string {
if p == "" {
return nil
}
return strings.Split(strings.TrimSuffix(strings.TrimPrefix(p, "/"), "/"), "/")
},
"prettyPrintJSON": func(j json.RawMessage) string {
b, err := json.MarshalIndent(j, " ", "")
if err != nil {
return string(j)
}
return string(b)
},
"parseInt64": func(s string) (int64, error) {
return strconv.ParseInt(s, 10, 64)
},
"addInt": func(a, b int) int {
return a + b
},
"subInt": func(a, b int) int {
return a - b
},
"multInt": func(a, b int) int {
return a * b
},
}
},
),
rawEvents: rawEvents,
accts: accts,
etsy: etsy,
auth: auth,
}
// api routes
mux.HandleFunc("POST /accounts", func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
email := r.FormValue("email")
if email == "" {
http.Error(w, "no email provided", http.StatusBadRequest)
return
}
s.mux.HandleFunc("GET /login", s.loginPage)
s.mux.HandleFunc("GET /login/callback", s.loginCallback)
s.mux.HandleFunc("GET /logout", s.logoutPage)
acct, err := accts.CreateAccount(ctx, email)
if err != nil {
http.Error(w, fmt.Sprintf("failed to create account: %w", err), http.StatusInternalServerError)
return
}
// TODO: eliminate once no longer used.
s.mux.HandleFunc("POST /login", s.login)
http.Redirect(w, r, fmt.Sprintf("/site/accounts/%d", acct.ID), http.StatusSeeOther)
})
// TODO: when a user is created, we should make an account for them that is associated with their openid subject.
// - then this can go away
s.mux.HandleFunc("POST /accounts", s.createAccount)
mux.HandleFunc("POST /log-in", func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
email := r.FormValue("email")
if email == "" {
http.Error(w, "no email provided", http.StatusBadRequest)
return
}
// TODO: test the new auth middleware
s.mux.Handle("GET /test-auth", s.authenticate(http.HandlerFunc(s.testAuthEndpoint)))
acct, err := accts.GetAccountByEmail(ctx, email)
if err != nil {
http.Error(w, fmt.Sprintf("failed to create account: %w", err), http.StatusInternalServerError)
return
}
// webpage content
http.Redirect(w, r, fmt.Sprintf("/site/accounts/%d", acct.ID), http.StatusSeeOther)
})
// non-html routes
scfs := http.FileServer(http.Dir(dir + "/scripts"))
mux.Handle("/scripts/", http.StripPrefix("/scripts", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
scfs := http.FileServer(http.Dir(contentDir + "/scripts"))
s.mux.Handle("GET /scripts/", http.StripPrefix("/scripts", http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
w.Header().Set("Content-Type", "text/javascript")
if path.Ext(r.URL.Path) == ".gz" {
w.Header().Set("Content-Encoding", "gzip")
}
scfs.ServeHTTP(w, r)
})))
mux.Handle("/styles/", http.StripPrefix("/styles", http.FileServer(http.Dir(dir+"/styles"))))
s.mux.Handle("GET /styles/", http.StripPrefix("/styles", http.FileServer(http.Dir(contentDir+"/styles"))))
// html page routes
s.mux.HandleFunc("GET /", s.serveTemplates)
tmplr := templater.NewTemplater(
dir+"/templates",
func() template.FuncMap {
return template.FuncMap{
"buildSitePath": func(parts ...any) string {
strParts := make([]string, len(parts))
for i, p := range parts {
strParts[i] = fmt.Sprint(p)
}
// TODO: make "/site" dynamic somehow
return path.Join(append([]string{"/site"}, strParts...)...)
},
"splitPath": func(p string) []string {
if p == "" {
return nil
}
return strings.Split(strings.TrimSuffix(strings.TrimPrefix(p, "/"), "/"), "/")
},
"prettyPrintJSON": func(j json.RawMessage) string {
b, err := json.MarshalIndent(j, " ", "")
if err != nil {
return string(j)
}
return string(b)
},
"parseInt64": func(s string) (int64, error) {
return strconv.ParseInt(s, 10, 64)
},
"addInt": func(a, b int) int {
return a + b
},
"subInt": func(a, b int) int {
return a - b
},
"multInt": func(a, b int) int {
return a * b
},
}
},
)
mux.HandleFunc("/", func(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
name, pathParams := getPageTemplateNameForURL(r.URL)
b, err := tmplr.ExecutePage(
name,
"Request",
r,
// add services here
"RawEvents",
rawEvents.WithContext(ctx),
"URLCalc",
newURLCalculator(r.URL),
"PathParams",
pathParams,
"Accounts",
accts.WithContext(ctx),
"Etsy",
etsy.WithContext(ctx),
)
if err != nil {
// TODO: handle 'not found' as a 404?
fmt.Println("[ERROR]: failed to load or parse layout template:", err)
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
w.Write(b)
})
return mux
return s
}
// TODO: clean this up...
// TODO: somehow tell what the path params are and pass them up.
// - then consider pushing this functionality into the template library.
//
// getPageTemplateNameForURL eliminate any trailing .html or /, and checks for any
// file with path parameters in the name, eg '{abc}.html.tmpl', prefering exact filename matches.
func getPageTemplateNameForURL(u *url.URL) (name string, params map[string]string) {
fp := strings.TrimPrefix(strings.TrimSuffix(strings.TrimSuffix(u.Path, ".html"), "/"), "/")
if fp == "" {
// "/" maps to "/index"
fp = "index"
// http.Handler implementation
func (s *Server) ServeHTTP(w http.ResponseWriter, r *http.Request) {
s.mux.ServeHTTP(w, r)
}
// POST /accounts
func (s *Server) createAccount(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
email := r.FormValue("email")
if email == "" {
http.Error(w, "no email provided", http.StatusBadRequest)
return
}
fpParts := strings.Split(fp, "/")
res := getMatchingGlobPatternsCapturingFilepathIncludingParametrizedFilepaths(fpParts)
for _, combs := range res {
const pageBodiesPrefix = "internal/site/templates/page_bodies"
pattern := path.Join(pageBodiesPrefix, path.Join(combs...)) + ".html.tmpl"
matches, _ := filepath.Glob(pattern)
if len(matches) == 0 {
pattern := path.Join(pageBodiesPrefix, path.Join(combs...), "index") + ".html.tmpl"
matches, _ = filepath.Glob(pattern)
}
if len(matches) > 0 {
match := matches[0]
name = strings.TrimPrefix(strings.TrimSuffix(match, ".html.tmpl"), pageBodiesPrefix+"/")
patternParts := strings.Split(name, "/")
params = make(map[string]string)
for i, pp := range patternParts {
if strings.HasPrefix(pp, "{") && strings.HasSuffix(pp, "}") {
params[pp[1:len(pp)-1]] = fpParts[i]
}
}
return name, params
}
acct, err := s.accts.CreateAccount(ctx, email)
if err != nil {
http.Error(w, fmt.Sprintf("failed to create account: %v", err), http.StatusInternalServerError)
return
}
return fp, nil
}
func getMatchingGlobPatternsCapturingFilepathIncludingParametrizedFilepaths(filepathParts []string) [][]string {
switch len(filepathParts) {
case 0:
return nil
case 1:
return [][]string{
[]string{filepathParts[0]},
[]string{"{*}"},
}
default:
tailCombs := getMatchingGlobPatternsCapturingFilepathIncludingParametrizedFilepaths(filepathParts[1:])
combs := make([][]string, 2*len(tailCombs))
for i, c := range tailCombs {
combs[i*2] = append([]string{filepathParts[0]}, c...)
combs[i*2+1] = append([]string{"{*}"}, c...)
}
return combs
}
}
type URLCalculator struct {
url *url.URL
}
func newURLCalculator(u *url.URL) URLCalculator {
cpy := *u
return URLCalculator{
url: &cpy,
}
}
func (c URLCalculator) SetQueryParam(k string, v any) string {
u := *c.url
q := u.Query()
q.Set(k, fmt.Sprint(v))
u.RawQuery = q.Encode()
return u.String()
//http.Redirect(w, r, fmt.Sprintf("/site/accounts/%d", acct.ID), http.StatusSeeOther)
http.Redirect(w, r, fmt.Sprintf("/accounts/%d", acct.ID), http.StatusSeeOther)
}
+125
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@@ -0,0 +1,125 @@
package site
import (
"fmt"
"net/http"
"net/url"
"path"
"path/filepath"
"strings"
)
// GET /
func (s *Server) serveTemplates(w http.ResponseWriter, r *http.Request) {
ctx := r.Context()
name, pathParams := getPageTemplateNameForURL(r.URL)
b, err := s.templater.ExecutePage(
name,
"Request",
r,
// add services here
"RawEvents",
s.rawEvents.WithContext(ctx),
"URLCalc",
newURLCalculator(r.URL),
"PathParams",
pathParams,
"Accounts",
s.accts.WithContext(ctx),
"Etsy",
s.etsy.WithContext(ctx),
)
if err != nil {
// TODO: handle 'not found' as a 404?
fmt.Println("[ERROR]: failed to load or parse layout template:", err)
http.Redirect(w, r, "/", http.StatusTemporaryRedirect)
return
}
w.Write(b)
}
// TODO: clean this up...
// TODO: somehow tell what the path params are and pass them up.
// - then consider pushing this functionality into the template library.
//
// getPageTemplateNameForURL eliminate any trailing .html or /, and checks for any
// file with path parameters in the name, eg '{abc}.html.tmpl', prefering exact filename matches.
func getPageTemplateNameForURL(u *url.URL) (name string, params map[string]string) {
fp := strings.TrimPrefix(strings.TrimSuffix(strings.TrimSuffix(u.Path, ".html"), "/"), "/")
if fp == "" {
// "/" maps to "/index"
fp = "index"
}
fpParts := strings.Split(fp, "/")
res := getMatchingGlobPatternsCapturingFilepathIncludingParametrizedFilepaths(fpParts)
for _, combs := range res {
const pageBodiesPrefix = "internal/site/templates/page_bodies"
pattern := path.Join(pageBodiesPrefix, path.Join(combs...)) + ".html.tmpl"
matches, _ := filepath.Glob(pattern)
if len(matches) == 0 {
pattern := path.Join(pageBodiesPrefix, path.Join(combs...), "index") + ".html.tmpl"
matches, _ = filepath.Glob(pattern)
}
if len(matches) > 0 {
match := matches[0]
name = strings.TrimPrefix(strings.TrimSuffix(match, ".html.tmpl"), pageBodiesPrefix+"/")
patternParts := strings.Split(name, "/")
params = make(map[string]string)
for i, pp := range patternParts {
if strings.HasPrefix(pp, "{") && strings.HasSuffix(pp, "}") {
params[pp[1:len(pp)-1]] = fpParts[i]
}
}
return name, params
}
}
return fp, nil
}
func getMatchingGlobPatternsCapturingFilepathIncludingParametrizedFilepaths(filepathParts []string) [][]string {
switch len(filepathParts) {
case 0:
return nil
case 1:
return [][]string{
[]string{filepathParts[0]},
[]string{"{*}"},
}
default:
tailCombs := getMatchingGlobPatternsCapturingFilepathIncludingParametrizedFilepaths(filepathParts[1:])
combs := make([][]string, 2*len(tailCombs))
for i, c := range tailCombs {
combs[i*2] = append([]string{filepathParts[0]}, c...)
combs[i*2+1] = append([]string{"{*}"}, c...)
}
return combs
}
}
type URLCalculator struct {
url *url.URL
}
func newURLCalculator(u *url.URL) URLCalculator {
cpy := *u
return URLCalculator{
url: &cpy,
}
}
func (c URLCalculator) SetQueryParam(k string, v any) string {
u := *c.url
q := u.Query()
q.Set(k, fmt.Sprint(v))
u.RawQuery = q.Encode()
return u.String()
}
@@ -1,22 +1,28 @@
<nav>
<ul>
<li>
<a href="{{ buildSitePath }}">
<a href="/">
Home
</a>
</li>
<li>
<a href="{{ buildSitePath "sign-up" }}">
<a href="/sign-up">
Sign Up
</a>
</li>
<li>
<a href="{{ buildSitePath "log-in" }}">
<a href="/login">
Log In
</a>
</li>
<li>
<a href="/logout">
Log Out
</a>
</li>
</ul>
</nav>
+3 -3
View File
@@ -3,10 +3,10 @@
<head>
<title>WIP</title>
<link rel="stylesheet" href="/site/styles/index.css">
<link rel="stylesheet" href="/styles/index.css">
<script src="/site/scripts/htmx.min.js.gz"></script>
<script src="/site/scripts/_hyperscript.min.js.gz"></script>
<script src="/scripts/htmx.min.js.gz"></script>
<script src="/scripts/_hyperscript.min.js.gz"></script>
{{/* This is where the page_head template will be inserted into the page */}}
{{- block "head" . }}{{ end }}
@@ -1,11 +1,10 @@
{{ componentBody "nav_bar" }}
<h1>Account: {{ .PathParams.acctID }}</h1>
{{- $acctID := parseInt64 .PathParams.acctID }}
{{- $acct := (.Accounts.GetAccount $acctID) }}
Email: {{ (.Accounts.GetAccount $acctID).Email }}
<h1>Account: {{ $acct.Email }} (id: {{ $acctID }})</h1>
{{- $etsyUser := .Etsy.GetUserPointerByAccountID $acctID }}
{{- if $etsyUser }}
@@ -2,4 +2,6 @@
<h1>Home</h1>
<h2><a href="sign-up">Sign Up!</a></h2>
<h2><a href="/sign-up">Sign Up!</a></h2>
<h2><a href="/test-auth">Test Auth</a></h2>
@@ -2,7 +2,7 @@
<h1>Log In</h1>
<form action="log-in" method="post">
<form action="login" method="post">
<label>
Email:
<input type="text" required name="email" />
+1 -1
View File
@@ -102,7 +102,7 @@ func NewWebhookHandler(
// TODO: response with a redirect to the user's account page (SUCCESS - new sign up or login)!
http.Redirect(w, r, fmt.Sprintf("/site/accounts/%d", acctID), http.StatusSeeOther)
http.Redirect(w, r, fmt.Sprintf("/accounts/%d", acctID), http.StatusSeeOther)
})
return mux