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FROM google/debian:wheezy
MAINTAINER u@gogs.io

RUN echo "deb http://ftp.debian.org/debian/ wheezy-backports main" >> /etc/apt/sources.list && \
	apt-get update -qqy && \
	apt-get install --no-install-recommends -qqy \
	curl build-essential ca-certificates git \ 
	openssh-server libpam-dev && \
	apt-get autoclean && \
    apt-get autoremove && \
    rm -rf /var/lib/apt/lists/*

ENV GOROOT /goroot
ENV GOPATH /gopath
ENV PATH $PATH:$GOROOT/bin:$GOPATH/bin

COPY . /gopath/src/github.com/gogits/gogs/
WORKDIR /gopath/src/github.com/gogits/gogs/

# Build binary and clean up useless files
RUN mkdir /goroot && \
	curl https://storage.googleapis.com/golang/go1.5.linux-amd64.tar.gz | tar xzf - -C /goroot --strip-components=1 && \
	go get -v -tags "sqlite redis memcache cert pam" && \
	go build -tags "sqlite redis memcache cert pam" && \
	mkdir /app/ && \
	mv /gopath/src/github.com/gogits/gogs/ /app/gogs/ && \
	rm -r $GOROOT $GOPATH

WORKDIR /app/gogs/

RUN useradd --shell /bin/bash --system --comment gogits git

# SSH login fix, otherwise user is kicked off after login
RUN mkdir /var/run/sshd && \
	sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd && \
	sed 's@UsePrivilegeSeparation yes@UsePrivilegeSeparation no@' -i /etc/ssh/sshd_config && \
	echo "export VISIBLE=now" >> /etc/profile && \
	echo "PermitUserEnvironment yes" >> /etc/ssh/sshd_config

# Setup server keys on startup
RUN sed 's@^HostKey@\#HostKey@' -i /etc/ssh/sshd_config && \
	echo "HostKey /data/ssh/ssh_host_key" >> /etc/ssh/sshd_config && \
	echo "HostKey /data/ssh/ssh_host_rsa_key" >> /etc/ssh/sshd_config && \
	echo "HostKey /data/ssh/ssh_host_dsa_key" >> /etc/ssh/sshd_config && \
	echo "HostKey /data/ssh/ssh_host_ecdsa_key" >> /etc/ssh/sshd_config && \
	echo "HostKey /data/ssh/ssh_host_ed25519_key" >> /etc/ssh/sshd_config

# Prepare data
ENV GOGS_CUSTOM /data/gogs
RUN echo "export GOGS_CUSTOM=/data/gogs" >> /etc/profile

EXPOSE 22 3000
ENTRYPOINT []
CMD ["./docker/start.sh"]
f='#n472'>472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558 559 560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628 629 630 631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714
// Copyright 2014 The Gogs Authors. All rights reserved.
// Use of this source code is governed by a MIT-style
// license that can be found in the LICENSE file.

package repo

import (
	"container/list"
	"path"
	"strings"

	"github.com/Unknwon/com"

	"github.com/gogits/git-module"

	"github.com/gogits/gogs/models"
	"github.com/gogits/gogs/modules/auth"
	"github.com/gogits/gogs/modules/base"
	"github.com/gogits/gogs/modules/context"
	"github.com/gogits/gogs/modules/log"
	"github.com/gogits/gogs/modules/setting"
)

const (
	FORK         base.TplName = "repo/pulls/fork"
	COMPARE_PULL base.TplName = "repo/pulls/compare"
	PULL_COMMITS base.TplName = "repo/pulls/commits"
	PULL_FILES   base.TplName = "repo/pulls/files"

	PULL_REQUEST_TEMPLATE_KEY = "PullRequestTemplate"
)

var (
	PullRequestTemplateCandidates = []string{
		"PULL_REQUEST.md",
		".gogs/PULL_REQUEST.md",
		".github/PULL_REQUEST.md",
	}
)

func getForkRepository(ctx *context.Context) *models.Repository {
	forkRepo, err := models.GetRepositoryByID(ctx.ParamsInt64(":repoid"))
	if err != nil {
		if models.IsErrRepoNotExist(err) {
			ctx.Handle(404, "GetRepositoryByID", nil)
		} else {
			ctx.Handle(500, "GetRepositoryByID", err)
		}
		return nil
	}

	if !forkRepo.CanBeForked() {
		ctx.Handle(404, "getForkRepository", nil)
		return nil
	}

	ctx.Data["repo_name"] = forkRepo.Name
	ctx.Data["description"] = forkRepo.Description
	ctx.Data["IsPrivate"] = forkRepo.IsPrivate

	if err = forkRepo.GetOwner(); err != nil {
		ctx.Handle(500, "GetOwner", err)
		return nil
	}
	ctx.Data["ForkFrom"] = forkRepo.Owner.Name + "/" + forkRepo.Name

	if err := ctx.User.GetOrganizations(true); err != nil {
		ctx.Handle(500, "GetOrganizations", err)
		return nil
	}
	ctx.Data["Orgs"] = ctx.User.Orgs

	return forkRepo
}

func Fork(ctx *context.Context) {
	ctx.Data["Title"] = ctx.Tr("new_fork")

	getForkRepository(ctx)
	if ctx.Written() {
		return
	}

	ctx.Data["ContextUser"] = ctx.User
	ctx.HTML(200, FORK)
}

func ForkPost(ctx *context.Context, form auth.CreateRepoForm) {
	ctx.Data["Title"] = ctx.Tr("new_fork")

	forkRepo := getForkRepository(ctx)
	if ctx.Written() {
		return
	}

	ctxUser := checkContextUser(ctx, form.Uid)
	if ctx.Written() {
		return
	}
	ctx.Data["ContextUser"] = ctxUser

	if ctx.HasError() {
		ctx.HTML(200, FORK)
		return
	}

	repo, has := models.HasForkedRepo(ctxUser.Id, forkRepo.ID)
	if has {
		ctx.Redirect(setting.AppSubUrl + "/" + ctxUser.Name + "/" + repo.Name)
		return
	}

	// Check ownership of organization.
	if ctxUser.IsOrganization() {
		if !ctxUser.IsOwnedBy(ctx.User.Id) {
			ctx.Error(403)
			return
		}
	}

	repo, err := models.ForkRepository(ctxUser, forkRepo, form.RepoName, form.Description)
	if err != nil {
		ctx.Data["Err_RepoName"] = true
		switch {
		case models.IsErrRepoAlreadyExist(err):
			ctx.RenderWithErr(ctx.Tr("repo.settings.new_owner_has_same_repo"), FORK, &form)
		case models.IsErrNameReserved(err):
			ctx.RenderWithErr(ctx.Tr("repo.form.name_reserved", err.(models.ErrNameReserved).Name), FORK, &form)
		case models.IsErrNamePatternNotAllowed(err):
			ctx.RenderWithErr(ctx.Tr("repo.form.name_pattern_not_allowed", err.(models.ErrNamePatternNotAllowed).Pattern), FORK, &form)
		default:
			ctx.Handle(500, "ForkPost", err)
		}
		return
	}

	log.Trace("Repository forked[%d]: %s/%s", forkRepo.ID, ctxUser.Name, repo.Name)
	ctx.Redirect(setting.AppSubUrl + "/" + ctxUser.Name + "/" + repo.Name)
}

func checkPullInfo(ctx *context.Context) *models.Issue {
	issue, err := models.GetIssueByIndex(ctx.Repo.Repository.ID, ctx.ParamsInt64(":index"))
	if err != nil {
		if models.IsErrIssueNotExist(err) {
			ctx.Handle(404, "GetIssueByIndex", err)
		} else {
			ctx.Handle(500, "GetIssueByIndex", err)
		}
		return nil
	}
	ctx.Data["Title"] = issue.Name
	ctx.Data["Issue"] = issue

	if !issue.IsPull {
		ctx.Handle(404, "ViewPullCommits", nil)
		return nil
	}

	if err = issue.GetPullRequest(); err != nil {
		ctx.Handle(500, "GetPullRequest", err)
		return nil
	} else if err = issue.GetHeadRepo(); err != nil {
		ctx.Handle(500, "GetHeadRepo", err)
		return nil
	}

	if ctx.IsSigned {
		// Update issue-user.
		if err = issue.ReadBy(ctx.User.Id); err != nil {
			ctx.Handle(500, "ReadBy", err)
			return nil
		}
	}

	return issue
}

func PrepareMergedViewPullInfo(ctx *context.Context, pull *models.Issue) {
	ctx.Data["HasMerged"] = true

	var err error

	if err = pull.GetMerger(); err != nil {
		ctx.Handle(500, "GetMerger", err)
		return
	}

	ctx.Data["HeadTarget"] = pull.HeadUserName + "/" + pull.HeadBranch
	ctx.Data["BaseTarget"] = ctx.Repo.Owner.Name + "/" + pull.BaseBranch

	ctx.Data["NumCommits"], err = ctx.Repo.GitRepo.CommitsCountBetween(pull.MergeBase, pull.MergedCommitID)
	if err != nil {
		ctx.Handle(500, "Repo.GitRepo.CommitsCountBetween", err)
		return
	}
	ctx.Data["NumFiles"], err = ctx.Repo.GitRepo.FilesCountBetween(pull.MergeBase, pull.MergedCommitID)
	if err != nil {
		ctx.Handle(500, "Repo.GitRepo.FilesCountBetween", err)
		return
	}
}

func PrepareViewPullInfo(ctx *context.Context, pull *models.Issue) *git.PullRequestInfo {
	repo := ctx.Repo.Repository

	ctx.Data["HeadTarget"] = pull.HeadUserName + "/" + pull.HeadBranch
	ctx.Data["BaseTarget"] = ctx.Repo.Owner.Name + "/" + pull.BaseBranch

	var (
		headGitRepo *git.Repository
		err         error
	)

	if err = pull.GetHeadRepo(); err != nil {
		ctx.Handle(500, "GetHeadRepo", err)
		return nil
	}

	if pull.HeadRepo != nil {
		headGitRepo, err = git.OpenRepository(pull.HeadRepo.RepoPath())
		if err != nil {
			ctx.Handle(500, "OpenRepository", err)
			return nil
		}
	}

	if pull.HeadRepo == nil || !headGitRepo.IsBranchExist(pull.HeadBranch) {
		ctx.Data["IsPullReuqestBroken"] = true
		ctx.Data["HeadTarget"] = "deleted"
		ctx.Data["NumCommits"] = 0
		ctx.Data["NumFiles"] = 0
		return nil
	}

	prInfo, err := headGitRepo.GetPullRequestInfo(models.RepoPath(repo.Owner.Name, repo.Name),
		pull.BaseBranch, pull.HeadBranch)
	if err != nil {
		ctx.Handle(500, "GetPullRequestInfo", err)
		return nil
	}
	ctx.Data["NumCommits"] = prInfo.Commits.Len()
	ctx.Data["NumFiles"] = prInfo.NumFiles
	return prInfo
}

func ViewPullCommits(ctx *context.Context) {
	ctx.Data["PageIsPullCommits"] = true

	pull := checkPullInfo(ctx)
	if ctx.Written() {
		return
	}
	ctx.Data["Username"] = pull.HeadUserName
	ctx.Data["Reponame"] = pull.HeadRepo.Name

	var commits *list.List
	if pull.HasMerged {
		PrepareMergedViewPullInfo(ctx, pull)
		if ctx.Written() {
			return
		}
		startCommit, err := ctx.Repo.GitRepo.GetCommit(pull.MergeBase)
		if err != nil {
			ctx.Handle(500, "Repo.GitRepo.GetCommit", err)
			return
		}
		endCommit, err := ctx.Repo.GitRepo.GetCommit(pull.MergedCommitID)
		if err != nil {
			ctx.Handle(500, "Repo.GitRepo.GetCommit", err)
			return
		}
		commits, err = ctx.Repo.GitRepo.CommitsBetween(endCommit, startCommit)
		if err != nil {
			ctx.Handle(500, "Repo.GitRepo.CommitsBetween", err)
			return
		}

	} else {
		prInfo := PrepareViewPullInfo(ctx, pull)
		if ctx.Written() {
			return
		} else if prInfo == nil {
			ctx.Handle(404, "ViewPullCommits", nil)
			return
		}
		commits = prInfo.Commits
	}

	commits = models.ValidateCommitsWithEmails(commits)
	ctx.Data["Commits"] = commits
	ctx.Data["CommitCount"] = commits.Len()

	ctx.HTML(200, PULL_COMMITS)
}

func ViewPullFiles(ctx *context.Context) {
	ctx.Data["PageIsPullFiles"] = true

	pull := checkPullInfo(ctx)
	if ctx.Written() {
		return
	}

	var (
		diffRepoPath  string
		startCommitID string
		endCommitID   string
		gitRepo       *git.Repository
	)

	if pull.HasMerged {
		PrepareMergedViewPullInfo(ctx, pull)
		if ctx.Written() {
			return
		}

		diffRepoPath = ctx.Repo.GitRepo.Path
		startCommitID = pull.MergeBase
		endCommitID = pull.MergedCommitID
		gitRepo = ctx.Repo.GitRepo
	} else {
		prInfo := PrepareViewPullInfo(ctx, pull)
		if ctx.Written() {
			return
		} else if prInfo == nil {
			ctx.Handle(404, "ViewPullFiles", nil)
			return
		}

		headRepoPath := models.RepoPath(pull.HeadUserName, pull.HeadRepo.Name)

		headGitRepo, err := git.OpenRepository(headRepoPath)
		if err != nil {
			ctx.Handle(500, "OpenRepository", err)
			return
		}

		headCommitID, err := headGitRepo.GetBranchCommitID(pull.HeadBranch)
		if err != nil {
			ctx.Handle(500, "GetBranchCommitID", err)
			return
		}

		diffRepoPath = headRepoPath
		startCommitID = prInfo.MergeBase
		endCommitID = headCommitID
		gitRepo = headGitRepo
	}

	diff, err := models.GetDiffRange(diffRepoPath,
		startCommitID, endCommitID, setting.Git.MaxGitDiffLines)
	if err != nil {
		ctx.Handle(500, "GetDiffRange", err)
		return
	}
	ctx.Data["Diff"] = diff
	ctx.Data["DiffNotAvailable"] = diff.NumFiles() == 0

	commit, err := gitRepo.GetCommit(endCommitID)
	if err != nil {
		ctx.Handle(500, "GetCommit", err)
		return
	}

	headTarget := path.Join(pull.HeadUserName, pull.HeadRepo.Name)
	ctx.Data["Username"] = pull.HeadUserName
	ctx.Data["Reponame"] = pull.HeadRepo.Name
	ctx.Data["IsImageFile"] = commit.IsImageFile
	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", endCommitID)
	ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", startCommitID)
	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "raw", endCommitID)
	ctx.Data["RequireHighlightJS"] = true

	ctx.HTML(200, PULL_FILES)
}

func MergePullRequest(ctx *context.Context) {
	issue := checkPullInfo(ctx)
	if ctx.Written() {
		return
	}
	if issue.IsClosed {
		ctx.Handle(404, "MergePullRequest", nil)
		return
	}

	pr, err := models.GetPullRequestByIssueID(issue.ID)
	if err != nil {
		if models.IsErrPullRequestNotExist(err) {
			ctx.Handle(404, "GetPullRequestByIssueID", nil)
		} else {
			ctx.Handle(500, "GetPullRequestByIssueID", err)
		}
		return
	}

	if !pr.CanAutoMerge() || pr.HasMerged {
		ctx.Handle(404, "MergePullRequest", nil)
		return
	}

	pr.Issue = issue
	pr.Issue.Repo = ctx.Repo.Repository
	if err = pr.Merge(ctx.User, ctx.Repo.GitRepo); err != nil {
		ctx.Handle(500, "Merge", err)
		return
	}

	log.Trace("Pull request merged: %d", pr.ID)
	ctx.Redirect(ctx.Repo.RepoLink + "/pulls/" + com.ToStr(pr.Index))
}

func ParseCompareInfo(ctx *context.Context) (*models.User, *models.Repository, *git.Repository, *git.PullRequestInfo, string, string) {
	baseRepo := ctx.Repo.Repository

	// Get compared branches information
	// format: <base branch>...[<head repo>:]<head branch>
	// base<-head: master...head:feature
	// same repo: master...feature
	infos := strings.Split(ctx.Params("*"), "...")
	if len(infos) != 2 {
		log.Trace("ParseCompareInfo[%d]: not enough compared branches information %s", baseRepo.ID, infos)
		ctx.Handle(404, "CompareAndPullRequest", nil)
		return nil, nil, nil, nil, "", ""
	}

	baseBranch := infos[0]
	ctx.Data["BaseBranch"] = baseBranch

	var (
		headUser   *models.User
		headBranch string
		isSameRepo bool
		err        error
	)

	// If there is no head repository, it means pull request between same repository.
	headInfos := strings.Split(infos[1], ":")
	if len(headInfos) == 1 {
		isSameRepo = true
		headUser = ctx.Repo.Owner
		headBranch = headInfos[0]

	} else if len(headInfos) == 2 {
		headUser, err = models.GetUserByName(headInfos[0])
		if err != nil {
			if models.IsErrUserNotExist(err) {
				ctx.Handle(404, "GetUserByName", nil)
			} else {
				ctx.Handle(500, "GetUserByName", err)
			}
			return nil, nil, nil, nil, "", ""
		}
		headBranch = headInfos[1]

	} else {
		ctx.Handle(404, "CompareAndPullRequest", nil)
		return nil, nil, nil, nil, "", ""
	}
	ctx.Data["HeadUser"] = headUser
	ctx.Data["HeadBranch"] = headBranch
	ctx.Repo.PullRequest.SameRepo = isSameRepo

	// Check if base branch is valid.
	if !ctx.Repo.GitRepo.IsBranchExist(baseBranch) {
		ctx.Handle(404, "IsBranchExist", nil)
		return nil, nil, nil, nil, "", ""
	}

	// Check if current user has fork of repository or in the same repository.
	headRepo, has := models.HasForkedRepo(headUser.Id, baseRepo.ID)
	if !has && !isSameRepo {
		log.Trace("ParseCompareInfo[%d]: does not have fork or in same repository", baseRepo.ID)
		ctx.Handle(404, "ParseCompareInfo", nil)
		return nil, nil, nil, nil, "", ""
	}

	var headGitRepo *git.Repository
	if isSameRepo {
		headRepo = ctx.Repo.Repository
		headGitRepo = ctx.Repo.GitRepo
	} else {
		headGitRepo, err = git.OpenRepository(models.RepoPath(headUser.Name, headRepo.Name))
		if err != nil {
			ctx.Handle(500, "OpenRepository", err)
			return nil, nil, nil, nil, "", ""
		}
	}

	if !ctx.User.IsWriterOfRepo(headRepo) && !ctx.User.IsAdmin {
		log.Trace("ParseCompareInfo[%d]: does not have write access or site admin", baseRepo.ID)
		ctx.Handle(404, "ParseCompareInfo", nil)
		return nil, nil, nil, nil, "", ""
	}

	// Check if head branch is valid.
	if !headGitRepo.IsBranchExist(headBranch) {
		ctx.Handle(404, "IsBranchExist", nil)
		return nil, nil, nil, nil, "", ""
	}

	headBranches, err := headGitRepo.GetBranches()
	if err != nil {
		ctx.Handle(500, "GetBranches", err)
		return nil, nil, nil, nil, "", ""
	}
	ctx.Data["HeadBranches"] = headBranches

	prInfo, err := headGitRepo.GetPullRequestInfo(models.RepoPath(baseRepo.Owner.Name, baseRepo.Name), baseBranch, headBranch)
	if err != nil {
		ctx.Handle(500, "GetPullRequestInfo", err)
		return nil, nil, nil, nil, "", ""
	}
	ctx.Data["BeforeCommitID"] = prInfo.MergeBase

	return headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch
}

func PrepareCompareDiff(
	ctx *context.Context,
	headUser *models.User,
	headRepo *models.Repository,
	headGitRepo *git.Repository,
	prInfo *git.PullRequestInfo,
	baseBranch, headBranch string) bool {

	var (
		repo = ctx.Repo.Repository
		err  error
	)

	// Get diff information.
	ctx.Data["CommitRepoLink"] = headRepo.RepoLink()

	headCommitID, err := headGitRepo.GetBranchCommitID(headBranch)
	if err != nil {
		ctx.Handle(500, "GetBranchCommitID", err)
		return false
	}
	ctx.Data["AfterCommitID"] = headCommitID

	if headCommitID == prInfo.MergeBase {
		ctx.Data["IsNothingToCompare"] = true
		return true
	}

	diff, err := models.GetDiffRange(models.RepoPath(headUser.Name, headRepo.Name),
		prInfo.MergeBase, headCommitID, setting.Git.MaxGitDiffLines)
	if err != nil {
		ctx.Handle(500, "GetDiffRange", err)
		return false
	}
	ctx.Data["Diff"] = diff
	ctx.Data["DiffNotAvailable"] = diff.NumFiles() == 0

	headCommit, err := headGitRepo.GetCommit(headCommitID)
	if err != nil {
		ctx.Handle(500, "GetCommit", err)
		return false
	}

	prInfo.Commits = models.ValidateCommitsWithEmails(prInfo.Commits)
	ctx.Data["Commits"] = prInfo.Commits
	ctx.Data["CommitCount"] = prInfo.Commits.Len()
	ctx.Data["Username"] = headUser.Name
	ctx.Data["Reponame"] = headRepo.Name
	ctx.Data["IsImageFile"] = headCommit.IsImageFile

	headTarget := path.Join(headUser.Name, repo.Name)
	ctx.Data["SourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", headCommitID)
	ctx.Data["BeforeSourcePath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "src", prInfo.MergeBase)
	ctx.Data["RawPath"] = setting.AppSubUrl + "/" + path.Join(headTarget, "raw", headCommitID)
	return false
}

func CompareAndPullRequest(ctx *context.Context) {
	ctx.Data["Title"] = ctx.Tr("repo.pulls.compare_changes")
	ctx.Data["PageIsComparePull"] = true
	ctx.Data["IsDiffCompare"] = true
	ctx.Data["RequireHighlightJS"] = true
	setTemplateIfExists(ctx, PULL_REQUEST_TEMPLATE_KEY, PullRequestTemplateCandidates)
	renderAttachmentSettings(ctx)

	headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch := ParseCompareInfo(ctx)
	if ctx.Written() {
		return
	}

	pr, err := models.GetUnmergedPullRequest(headRepo.ID, ctx.Repo.Repository.ID, headBranch, baseBranch)
	if err != nil {
		if !models.IsErrPullRequestNotExist(err) {
			ctx.Handle(500, "GetUnmergedPullRequest", err)
			return
		}
	} else {
		ctx.Data["HasPullRequest"] = true
		ctx.Data["PullRequest"] = pr
		ctx.HTML(200, COMPARE_PULL)
		return
	}

	nothingToCompare := PrepareCompareDiff(ctx, headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch)
	if ctx.Written() {
		return
	}

	if !nothingToCompare {
		// Setup information for new form.
		RetrieveRepoMetas(ctx, ctx.Repo.Repository)
		if ctx.Written() {
			return
		}
	}

	ctx.HTML(200, COMPARE_PULL)
}

func CompareAndPullRequestPost(ctx *context.Context, form auth.CreateIssueForm) {
	ctx.Data["Title"] = ctx.Tr("repo.pulls.compare_changes")
	ctx.Data["PageIsComparePull"] = true
	ctx.Data["IsDiffCompare"] = true
	renderAttachmentSettings(ctx)

	var (
		repo        = ctx.Repo.Repository
		attachments []string
	)

	headUser, headRepo, headGitRepo, prInfo, baseBranch, headBranch := ParseCompareInfo(ctx)
	if ctx.Written() {
		return
	}

	patch, err := headGitRepo.GetPatch(prInfo.MergeBase, headBranch)
	if err != nil {
		ctx.Handle(500, "GetPatch", err)
		return
	}

	labelIDs, milestoneID, assigneeID := ValidateRepoMetas(ctx, form)
	if ctx.Written() {
		return
	}

	if setting.AttachmentEnabled {
		attachments = form.Attachments
	}

	if ctx.HasError() {
		ctx.HTML(200, COMPARE_PULL)
		return
	}

	pullIssue := &models.Issue{
		RepoID:      repo.ID,
		Index:       repo.NextIssueIndex(),
		Name:        form.Title,
		PosterID:    ctx.User.Id,
		Poster:      ctx.User,
		MilestoneID: milestoneID,
		AssigneeID:  assigneeID,
		IsPull:      true,
		Content:     form.Content,
	}
	pullRequest := &models.PullRequest{
		HeadRepoID:   headRepo.ID,
		BaseRepoID:   repo.ID,
		HeadUserName: headUser.Name,
		HeadBranch:   headBranch,
		BaseBranch:   baseBranch,
		HeadRepo:     headRepo,
		BaseRepo:     repo,
		MergeBase:    prInfo.MergeBase,
		Type:         models.PULL_REQUEST_GOGS,
	}
	if err := models.NewPullRequest(repo, pullIssue, labelIDs, attachments, pullRequest, patch); err != nil {
		ctx.Handle(500, "NewPullRequest", err)
		return
	} else if err := pullRequest.PushToBaseRepo(); err != nil {
		ctx.Handle(500, "PushToBaseRepo", err)
		return
	} else if err := MailWatchersAndMentions(ctx, pullIssue); err != nil {
		ctx.Handle(500, "MailWatchersAndMentions", err)
		return
	}

	log.Trace("Pull request created: %d/%d", repo.ID, pullIssue.ID)
	ctx.Redirect(ctx.Repo.RepoLink + "/pulls/" + com.ToStr(pullIssue.Index))
}

func TriggerTask(ctx *context.Context) {
	branch := ctx.Query("branch")
	secret := ctx.Query("secret")
	if len(branch) == 0 || len(secret) == 0 {
		ctx.Error(404)
		log.Trace("TriggerTask: branch or secret is empty")
		return
	}
	owner, repo := parseOwnerAndRepo(ctx)
	if ctx.Written() {
		return
	}
	if secret != base.EncodeMD5(owner.Salt) {
		ctx.Error(404)
		log.Trace("TriggerTask [%s/%s]: invalid secret", owner.Name, repo.Name)
		return
	}

	log.Trace("TriggerTask [%d].(new request): %s", repo.ID, branch)

	go models.HookQueue.Add(repo.ID)
	go models.AddTestPullRequestTask(repo.ID, branch)
	ctx.Status(202)
}