mirror of
https://codeberg.org/forgejo/forgejo.git
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1b1c55f73f
Before, 20px: <img width="474" alt="Screenshot 2023-09-19 at 00 10 05" src="https://github.com/go-gitea/gitea/assets/115237/4bed4edb-219d-4844-9d3c-0d747033b09f"> After, 28px: <img width="576" alt="Screenshot 2023-09-19 at 00 20 40" src="https://github.com/go-gitea/gitea/assets/115237/f482ac09-38ae-4c84-80d9-0bd39b7f9772"> Dropdown in account settings is unchanged at 20px: <img width="157" alt="Screenshot 2023-09-19 at 00 09 11" src="https://github.com/go-gitea/gitea/assets/115237/9c998cdf-eeed-4118-9262-664faaa56092"> --------- Co-authored-by: Giteabot <teabot@gitea.io>
181 lines
5.2 KiB
Go
181 lines
5.2 KiB
Go
// Copyright 2021 The Gitea Authors. All rights reserved.
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// SPDX-License-Identifier: MIT
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package oauth2
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import (
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"errors"
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"fmt"
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"html"
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"html/template"
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"net/url"
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"sort"
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"code.gitea.io/gitea/models/auth"
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"code.gitea.io/gitea/modules/log"
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"code.gitea.io/gitea/modules/setting"
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"github.com/markbates/goth"
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)
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// Provider is an interface for describing a single OAuth2 provider
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type Provider interface {
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Name() string
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DisplayName() string
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IconHTML(size int) template.HTML
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CustomURLSettings() *CustomURLSettings
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}
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// GothProviderCreator provides a function to create a goth.Provider
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type GothProviderCreator interface {
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CreateGothProvider(providerName, callbackURL string, source *Source) (goth.Provider, error)
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}
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// GothProvider is an interface for describing a single OAuth2 provider
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type GothProvider interface {
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Provider
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GothProviderCreator
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}
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// AuthSourceProvider provides a provider for an AuthSource. Multiple auth sources could use the same registered GothProvider
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// So each auth source should have its own DisplayName and IconHTML for display.
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// The Name is the GothProvider's name, to help to find the GothProvider to sign in.
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// The DisplayName is the auth source config's name, site admin set it on the admin page, the IconURL can also be set there.
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type AuthSourceProvider struct {
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GothProvider
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sourceName, iconURL string
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}
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func (p *AuthSourceProvider) Name() string {
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return p.GothProvider.Name()
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}
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func (p *AuthSourceProvider) DisplayName() string {
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return p.sourceName
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}
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func (p *AuthSourceProvider) IconHTML(size int) template.HTML {
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if p.iconURL != "" {
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img := fmt.Sprintf(`<img class="gt-object-contain gt-mr-3" width="%d" height="%d" src="%s" alt="%s">`,
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size,
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size,
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html.EscapeString(p.iconURL), html.EscapeString(p.DisplayName()),
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)
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return template.HTML(img)
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}
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return p.GothProvider.IconHTML(size)
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}
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// Providers contains the map of registered OAuth2 providers in Gitea (based on goth)
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// key is used to map the OAuth2Provider with the goth provider type (also in AuthSource.OAuth2Config.Provider)
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// value is used to store display data
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var gothProviders = map[string]GothProvider{}
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// RegisterGothProvider registers a GothProvider
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func RegisterGothProvider(provider GothProvider) {
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if _, has := gothProviders[provider.Name()]; has {
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log.Fatal("Duplicate oauth2provider type provided: %s", provider.Name())
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}
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gothProviders[provider.Name()] = provider
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}
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// GetOAuth2Providers returns the map of unconfigured OAuth2 providers
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// key is used as technical name (like in the callbackURL)
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// values to display
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func GetOAuth2Providers() []Provider {
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providers := make([]Provider, 0, len(gothProviders))
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for _, provider := range gothProviders {
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providers = append(providers, provider)
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}
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sort.Slice(providers, func(i, j int) bool {
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return providers[i].Name() < providers[j].Name()
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})
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return providers
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}
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// GetActiveOAuth2Providers returns the map of configured active OAuth2 providers
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// key is used as technical name (like in the callbackURL)
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// values to display
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func GetActiveOAuth2Providers() ([]string, map[string]Provider, error) {
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// Maybe also separate used and unused providers so we can force the registration of only 1 active provider for each type
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authSources, err := auth.GetActiveOAuth2ProviderSources()
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if err != nil {
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return nil, nil, err
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}
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var orderedKeys []string
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providers := make(map[string]Provider)
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for _, source := range authSources {
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oauth2Cfg, ok := source.Cfg.(*Source)
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if !ok {
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log.Error("Invalid OAuth2 source config: %v", oauth2Cfg)
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continue
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}
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gothProv := gothProviders[oauth2Cfg.Provider]
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providers[source.Name] = &AuthSourceProvider{GothProvider: gothProv, sourceName: source.Name, iconURL: oauth2Cfg.IconURL}
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orderedKeys = append(orderedKeys, source.Name)
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}
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sort.Strings(orderedKeys)
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return orderedKeys, providers, nil
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}
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// RegisterProviderWithGothic register a OAuth2 provider in goth lib
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func RegisterProviderWithGothic(providerName string, source *Source) error {
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provider, err := createProvider(providerName, source)
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if err == nil && provider != nil {
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gothRWMutex.Lock()
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defer gothRWMutex.Unlock()
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goth.UseProviders(provider)
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}
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return err
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}
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// RemoveProviderFromGothic removes the given OAuth2 provider from the goth lib
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func RemoveProviderFromGothic(providerName string) {
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gothRWMutex.Lock()
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defer gothRWMutex.Unlock()
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delete(goth.GetProviders(), providerName)
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}
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// ClearProviders clears all OAuth2 providers from the goth lib
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func ClearProviders() {
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gothRWMutex.Lock()
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defer gothRWMutex.Unlock()
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goth.ClearProviders()
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}
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var ErrAuthSourceNotActivated = errors.New("auth source is not activated")
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// used to create different types of goth providers
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func createProvider(providerName string, source *Source) (goth.Provider, error) {
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callbackURL := setting.AppURL + "user/oauth2/" + url.PathEscape(providerName) + "/callback"
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var provider goth.Provider
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var err error
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p, ok := gothProviders[source.Provider]
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if !ok {
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return nil, ErrAuthSourceNotActivated
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}
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provider, err = p.CreateGothProvider(providerName, callbackURL, source)
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if err != nil {
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return provider, err
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}
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// always set the name if provider is created so we can support multiple setups of 1 provider
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if err == nil && provider != nil {
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provider.SetName(providerName)
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}
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return provider, err
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}
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