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// Copyright (c) 2017-present Mattermost, Inc. All Rights Reserved.
// See License.txt for license information.
package jira
import (
"crypto/subtle"
"encoding/json"
"net/http"
"sync/atomic"
l4g "github.com/alecthomas/log4go"
"github.com/mattermost/platform/app/plugin"
"github.com/mattermost/platform/model"
)
type Plugin struct {
plugin.Base
api plugin.API
configuration atomic.Value
}
func (p *Plugin) Initialize(api plugin.API) {
p.api = api
p.OnConfigurationChange()
api.PluginRouter().HandleFunc("/webhook", p.handleWebhook).Methods("POST")
}
func (p *Plugin) config() *Configuration {
return p.configuration.Load().(*Configuration)
}
func (p *Plugin) OnConfigurationChange() {
var configuration Configuration
if err := p.api.LoadPluginConfiguration(&configuration); err != nil {
l4g.Error(err.Error())
}
p.configuration.Store(&configuration)
}
func (p *Plugin) handleWebhook(w http.ResponseWriter, r *http.Request) {
config := p.config()
if !config.Enabled || config.Secret == "" || config.UserName == "" {
http.Error(w, "This plugin is not configured.", http.StatusForbidden)
return
} else if subtle.ConstantTimeCompare([]byte(r.URL.Query().Get("secret")), []byte(config.Secret)) != 1 {
http.Error(w, "You must provide the configured secret.", http.StatusForbidden)
return
}
var webhook Webhook
if err := json.NewDecoder(r.Body).Decode(&webhook); err != nil {
http.Error(w, err.Error(), http.StatusBadRequest)
} else if attachment, err := webhook.SlackAttachment(); err != nil {
http.Error(w, err.Error(), http.StatusInternalServerError)
} else if attachment == nil {
return
} else if r.URL.Query().Get("channel") == "" {
http.Error(w, "You must provide a channel.", http.StatusBadRequest)
} else if user, err := p.api.GetUserByName(config.UserName); err != nil {
http.Error(w, p.api.I18n(err.Message, r), err.StatusCode)
} else if team, err := p.api.GetTeamByName(r.URL.Query().Get("team")); err != nil {
http.Error(w, p.api.I18n(err.Message, r), err.StatusCode)
} else if channel, err := p.api.GetChannelByName(team.Id, r.URL.Query().Get("channel")); err != nil {
http.Error(w, p.api.I18n(err.Message, r), err.StatusCode)
} else if _, err := p.api.CreatePost(&model.Post{
ChannelId: channel.Id,
Type: model.POST_SLACK_ATTACHMENT,
UserId: user.Id,
Props: map[string]interface{}{
"from_webhook": "true",
"use_user_icon": "true",
"attachments": []*model.SlackAttachment{attachment},
},
}); err != nil {
http.Error(w, p.api.I18n(err.Message, r), err.StatusCode)
}
}
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