Initial support for push options (#12169)

* Initial support for push options

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Fix misspelling 🤦

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Fix formatting after conflict resolution

* defer close git repo

* According the GitLab documentation, git >= 2.10

Signed-off-by: jolheiser <john.olheiser@gmail.com>

* Words are hard. Thanks @mrsdizzie 😅

Co-authored-by: mrsdizzie <info@mrsdizzie.com>

* Only update if there are push options

Signed-off-by: jolheiser <john.olheiser@gmail.com>

Co-authored-by: mrsdizzie <info@mrsdizzie.com>

modules/private/hook.go

@@ -9,6 +9,7 @@ import (
 	"fmt"
 	"net/http"
 	"net/url"
+	"strconv"
 	"time"
 
 	"code.gitea.io/gitea/modules/setting"
@@ -19,8 +20,28 @@ const (
 	GitAlternativeObjectDirectories = "GIT_ALTERNATE_OBJECT_DIRECTORIES"
 	GitObjectDirectory              = "GIT_OBJECT_DIRECTORY"
 	GitQuarantinePath               = "GIT_QUARANTINE_PATH"
+	GitPushOptionCount              = "GIT_PUSH_OPTION_COUNT"
 )
 
+// GitPushOptions is a wrapper around a map[string]string
+type GitPushOptions map[string]string
+
+// GitPushOptions keys
+const (
+	GitPushOptionRepoPrivate  = "repo.private"
+	GitPushOptionRepoTemplate = "repo.template"
+)
+
+// Bool checks for a key in the map and parses as a boolean
+func (g GitPushOptions) Bool(key string, def bool) bool {
+	if val, ok := g[key]; ok {
+		if b, err := strconv.ParseBool(val); err == nil {
+			return b
+		}
+	}
+	return def
+}
+
 // HookOptions represents the options for the Hook calls
 type HookOptions struct {
 	OldCommitIDs                    []string
@@ -31,6 +52,7 @@ type HookOptions struct {
 	GitObjectDirectory              string
 	GitAlternativeObjectDirectories string
 	GitQuarantinePath               string
+	GitPushOptions                  GitPushOptions
 	ProtectedBranchID               int64
 	IsDeployKey                     bool
 }