100 lines
2.7 KiB
Go
100 lines
2.7 KiB
Go
// Copyright 2015 The Gogs 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 cmd
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import (
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"bufio"
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"log"
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"os"
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"strconv"
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"strings"
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"github.com/codegangsta/cli"
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"github.com/gogits/git-module"
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"github.com/gogits/gogs/models"
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)
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var CmdPull = cli.Command{
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Name: "pull",
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Usage: "Filter commits for Pull Request actions",
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Description: `Checks commits for potential pull request updates and takes appropriate actions.`,
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Action: runPull,
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Flags: []cli.Flag{
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stringFlag("path, p", "", "repository path"),
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},
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}
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func runPull(ctx *cli.Context) {
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setup("pull.log")
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if !ctx.IsSet("path") {
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log.Fatal("Missing argument --path")
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}
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workingDirectory := ctx.String("path")
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// Scan standard input (stdin) for updated refs
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stdin := bufio.NewScanner(os.Stdin)
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for stdin.Scan() {
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// Format from post-receive is: <old-commit> <new-commit> <ref-name>
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args := strings.Split(stdin.Text(), " ")
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if len(args) < 3 {
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continue
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}
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refName := args[2]
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refSplits := strings.Split(refName, "/")
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if len(refSplits) < 3 {
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log.Fatal("Not enough elements in refs element.")
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}
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// if refSplits[1] == "pull" {
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// log.Fatal("Not allowed to push to \"pull\" refs. Reserved for Pull Requests.")
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// } else
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if refSplits[1] != "heads" {
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// Only push branches of ref "heads"
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continue
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}
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branch := strings.Join(refSplits[2:], "/")
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repoPathSplits := strings.Split(workingDirectory, string(os.PathSeparator))
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userName := repoPathSplits[len(repoPathSplits)-2]
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repoName := repoPathSplits[len(repoPathSplits)-1]
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repoName = repoName[0 : len(repoName)-4]
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pr, err := models.GetUnmergedPullRequestByRepoPathAndHeadBranch(userName, repoName, branch)
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if _, ok := err.(models.ErrPullRequestNotExist); ok {
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// Nothing to do here if the branch has no Pull Request open
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log.Printf("Skipping for %s/%s.git branch '%s'", userName, repoName, branch)
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continue
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} else if err != nil {
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log.Fatal("Database operation failed: " + err.Error())
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}
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err = pr.BaseRepo.GetOwner()
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if err != nil {
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log.Fatal("Could not get owner data: " + err.Error())
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}
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prIdStr := strconv.FormatInt(pr.ID, 10)
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tmpRemoteName := "tmp-pull-" + branch + "-" + prIdStr
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remoteUrl := "../../" + pr.BaseRepo.Owner.LowerName + "/" + pr.BaseRepo.LowerName + ".git"
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repo, err := git.OpenRepository(workingDirectory)
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repo.AddRemote(tmpRemoteName, remoteUrl, false)
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err = git.Push(workingDirectory, tmpRemoteName, branch+":"+"refs/pull/"+prIdStr+"/head")
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if err != nil {
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log.Fatal("Error pushing: " + err.Error())
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}
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err = repo.RemoveRemote(tmpRemoteName)
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if err != nil {
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log.Fatal("Error deleting temporary remote: " + err.Error())
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}
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}
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}
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