mirror of
https://github.com/go-gitea/gitea
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62 lines
1.6 KiB
Go
62 lines
1.6 KiB
Go
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// Copyright 2021 The Gitea Authors. All rights reserved.
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// Use of this source code is governed by a MIT-style
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// license that can be found in the LICENSE file.
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package utils
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import (
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"net/http"
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"code.gitea.io/gitea/modules/context"
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"code.gitea.io/gitea/modules/git"
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)
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// ResolveRefOrSha resolve ref to sha if exist
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func ResolveRefOrSha(ctx *context.APIContext, ref string) string {
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if len(ref) == 0 {
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ctx.Error(http.StatusBadRequest, "ref not given", nil)
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return ""
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}
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// Search branches and tags
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for _, refType := range []string{"heads", "tags"} {
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refSHA, lastMethodName, err := searchRefCommitByType(ctx, refType, ref)
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if err != nil {
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ctx.Error(http.StatusInternalServerError, lastMethodName, err)
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return ""
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}
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if refSHA != "" {
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return refSHA
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}
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}
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return ref
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}
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// GetGitRefs return git references based on filter
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func GetGitRefs(ctx *context.APIContext, filter string) ([]*git.Reference, string, error) {
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if ctx.Repo.GitRepo == nil {
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var err error
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ctx.Repo.GitRepo, err = git.OpenRepository(ctx.Repo.Repository.RepoPath())
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if err != nil {
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return nil, "OpenRepository", err
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}
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defer ctx.Repo.GitRepo.Close()
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}
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if len(filter) > 0 {
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filter = "refs/" + filter
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}
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refs, err := ctx.Repo.GitRepo.GetRefsFiltered(filter)
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return refs, "GetRefsFiltered", err
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}
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func searchRefCommitByType(ctx *context.APIContext, refType, filter string) (string, string, error) {
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refs, lastMethodName, err := GetGitRefs(ctx, refType+"/"+filter) //Search by type
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if err != nil {
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return "", lastMethodName, err
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}
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if len(refs) > 0 {
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return refs[0].Object.String(), "", nil //Return found SHA
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}
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return "", "", nil
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}
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