github.com/shashidharatd/test-infra@v0.0.0-20171006011030-71304e1ca560/prow/plugins/reopen/reopen.go (about)

     1  /*
     2  Copyright 2017 The Kubernetes Authors.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package reopen
    18  
    19  import (
    20  	"regexp"
    21  
    22  	"github.com/sirupsen/logrus"
    23  
    24  	"k8s.io/test-infra/prow/github"
    25  	"k8s.io/test-infra/prow/plugins"
    26  )
    27  
    28  const pluginName = "reopen"
    29  
    30  var reopenRe = regexp.MustCompile(`(?mi)^/reopen\s*$`)
    31  
    32  func init() {
    33  	plugins.RegisterGenericCommentHandler(pluginName, handleGenericComment)
    34  }
    35  
    36  type githubClient interface {
    37  	CreateComment(owner, repo string, number int, comment string) error
    38  	ReopenIssue(owner, repo string, number int) error
    39  	ReopenPR(owner, repo string, number int) error
    40  }
    41  
    42  func handleGenericComment(pc plugins.PluginClient, e github.GenericCommentEvent) error {
    43  	return handle(pc.GitHubClient, pc.Logger, &e)
    44  }
    45  
    46  func handle(gc githubClient, log *logrus.Entry, e *github.GenericCommentEvent) error {
    47  	// Only consider closed issues and new comments.
    48  	if e.IssueState != "closed" || e.Action != github.GenericCommentActionCreated {
    49  		return nil
    50  	}
    51  
    52  	if !reopenRe.MatchString(e.Body) {
    53  		return nil
    54  	}
    55  
    56  	org := e.Repo.Owner.Login
    57  	repo := e.Repo.Name
    58  	number := e.Number
    59  	commentAuthor := e.User.Login
    60  
    61  	// Allow assignees and authors to re-open issues.
    62  	isAssignee := false
    63  	for _, assignee := range e.Assignees {
    64  		if commentAuthor == assignee.Login {
    65  			isAssignee = true
    66  			break
    67  		}
    68  	}
    69  	if e.IssueAuthor.Login != commentAuthor && !isAssignee {
    70  		resp := "you can't re-open an issue/PR unless you authored it or you are assigned to it."
    71  		log.Infof("Commenting \"%s\".", resp)
    72  		return gc.CreateComment(org, repo, number, plugins.FormatResponseRaw(e.Body, e.HTMLURL, e.User.Login, resp))
    73  	}
    74  
    75  	if e.IsPR {
    76  		log.Info("Re-opening PR.")
    77  		return gc.ReopenPR(org, repo, number)
    78  	}
    79  
    80  	log.Info("Re-opening issue.")
    81  	return gc.ReopenIssue(org, repo, number)
    82  }