woodpecker/remote/bitbucket/parse.go

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// Copyright 2018 Drone.IO Inc.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package bitbucket
import (
"encoding/json"
"io/ioutil"
"net/http"
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"github.com/laszlocph/woodpecker/model"
"github.com/laszlocph/woodpecker/remote/bitbucket/internal"
)
const (
hookEvent = "X-Event-Key"
hookPush = "repo:push"
hookPullCreated = "pullrequest:created"
hookPullUpdated = "pullrequest:updated"
changeBranch = "branch"
changeNamedBranch = "named_branch"
stateMerged = "MERGED"
stateDeclined = "DECLINED"
stateOpen = "OPEN"
)
// parseHook parses a Bitbucket hook from an http.Request request and returns
// Repo and Build detail. If a hook type is unsupported nil values are returned.
func parseHook(r *http.Request) (*model.Repo, *model.Build, error) {
payload, _ := ioutil.ReadAll(r.Body)
switch r.Header.Get(hookEvent) {
case hookPush:
return parsePushHook(payload)
case hookPullCreated, hookPullUpdated:
return parsePullHook(payload)
}
return nil, nil, nil
}
// parsePushHook parses a push hook and returns the Repo and Build details.
// If the commit type is unsupported nil values are returned.
func parsePushHook(payload []byte) (*model.Repo, *model.Build, error) {
hook := internal.PushHook{}
err := json.Unmarshal(payload, &hook)
if err != nil {
return nil, nil, err
}
for _, change := range hook.Push.Changes {
if change.New.Target.Hash == "" {
continue
}
return convertRepo(&hook.Repo), convertPushHook(&hook, &change), nil
}
return nil, nil, nil
}
// parsePullHook parses a pull request hook and returns the Repo and Build
// details. If the pull request is closed nil values are returned.
func parsePullHook(payload []byte) (*model.Repo, *model.Build, error) {
hook := internal.PullRequestHook{}
if err := json.Unmarshal(payload, &hook); err != nil {
return nil, nil, err
}
if hook.PullRequest.State != stateOpen {
return nil, nil, nil
}
return convertRepo(&hook.Repo), convertPullHook(&hook), nil
}