93 lines
2.3 KiB
Go
93 lines
2.3 KiB
Go
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package github
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import (
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"bytes"
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"encoding/json"
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"io"
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"io/ioutil"
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"net/http"
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"github.com/drone/drone/model"
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)
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const (
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hookEvent = "X-Github-Event"
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hookField = "payload"
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hookDeploy = "deployment"
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hookPush = "push"
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hookPull = "pull_request"
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actionOpen = "opened"
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actionSync = "synchronize"
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stateOpen = "open"
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)
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// parseHook parses a Bitbucket hook from an http.Request request and returns
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// Repo and Build detail. If a hook type is unsupported nil values are returned.
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func parseHook(r *http.Request, merge bool) (*model.Repo, *model.Build, error) {
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var reader io.Reader = r.Body
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if payload := r.FormValue(hookField); payload != "" {
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reader = bytes.NewBufferString(payload)
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}
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raw, err := ioutil.ReadAll(reader)
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if err != nil {
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return nil, nil, err
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}
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switch r.Header.Get(hookEvent) {
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case hookPush:
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return parsePushHook(raw)
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case hookDeploy:
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return parseDeployHook(raw)
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case hookPull:
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return parsePullHook(raw, merge)
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}
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return nil, nil, nil
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}
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// parsePushHook parses a push hook and returns the Repo and Build details.
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// If the commit type is unsupported nil values are returned.
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func parsePushHook(payload []byte) (*model.Repo, *model.Build, error) {
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hook := new(webhook)
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err := json.Unmarshal(payload, hook)
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if err != nil {
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return nil, nil, err
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}
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if hook.Deleted {
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return nil, nil, err
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}
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return convertRepoHook(hook), convertPushHook(hook), nil
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}
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// parseDeployHook parses a deployment and returns the Repo and Build details.
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// If the commit type is unsupported nil values are returned.
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func parseDeployHook(payload []byte) (*model.Repo, *model.Build, error) {
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hook := new(webhook)
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if err := json.Unmarshal(payload, hook); err != nil {
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return nil, nil, err
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}
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return convertRepoHook(hook), convertDeployHook(hook), nil
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}
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// parsePullHook parses a pull request hook and returns the Repo and Build
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// details. If the pull request is closed nil values are returned.
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func parsePullHook(payload []byte, merge bool) (*model.Repo, *model.Build, error) {
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hook := new(webhook)
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err := json.Unmarshal(payload, hook)
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if err != nil {
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return nil, nil, err
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}
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// ignore these
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if hook.Action != actionOpen && hook.Action != actionSync {
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return nil, nil, nil
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}
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if hook.PullRequest.State != stateOpen {
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return nil, nil, nil
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}
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return convertRepoHook(hook), convertPullHook(hook, merge), nil
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}
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