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web.go
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package logs
import (
"context"
"errors"
"fmt"
"html/template"
"net/http"
"strconv"
"strings"
"github.com/jonas747/discordgo"
"github.com/jonas747/yagpdb/bot"
"github.com/jonas747/yagpdb/bot/botrest"
"github.com/jonas747/yagpdb/common"
"github.com/jonas747/yagpdb/logs/models"
"github.com/jonas747/yagpdb/web"
"github.com/volatiletech/null"
"github.com/volatiletech/sqlboiler/boil"
"goji.io"
"goji.io/pat"
)
var AuthorColors = []string{
"7c7cff", // blue-ish
"529fb7", // lighter blue
"4aa085", // dark-green
"7ea04a", // lighter green
"a0824a", // brown
"a04a4a", // red
"a04a89", // purple?
}
type DeleteData struct {
ID int64
}
type ConfigFormData struct {
UsernameLoggingEnabled bool
NicknameLoggingEnabled bool
ManageMessagesCanViewDeleted bool
EveryoneCanViewDeleted bool
BlacklistedChannels []string
MessageLogsAllowedRoles []int64
}
func (lp *Plugin) InitWeb() {
web.LoadHTMLTemplate("../../logs/assets/logs_control_panel.html", "templates/plugins/logs_control_panel.html")
web.LoadHTMLTemplate("../../logs/assets/logs_view.html", "templates/plugins/logs_view.html")
web.AddSidebarItem(web.SidebarCategoryTools, &web.SidebarItem{
Name: "Logging",
URL: "logging/",
Icon: "fas fa-database",
})
web.ServerPublicMux.Handle(pat.Get("/logs/:id"), web.RenderHandler(LogFetchMW(HandleLogsHTML, true), "public_server_logs"))
web.ServerPublicMux.Handle(pat.Get("/logs/:id/"), web.RenderHandler(LogFetchMW(HandleLogsHTML, true), "public_server_logs"))
web.ServerPublicMux.Handle(pat.Get("/log/:id"), web.RenderHandler(LogFetchMW(HandleLogsHTML, false), "public_server_logs"))
web.ServerPublicMux.Handle(pat.Get("/log/:id/"), web.RenderHandler(LogFetchMW(HandleLogsHTML, false), "public_server_logs"))
logCPMux := goji.SubMux()
web.CPMux.Handle(pat.New("/logging"), logCPMux)
web.CPMux.Handle(pat.New("/logging/*"), logCPMux)
logCPMux.Use(web.RequireGuildChannelsMiddleware)
cpGetHandler := web.ControllerHandler(HandleLogsCP, "cp_logging")
logCPMux.Handle(pat.Get("/"), cpGetHandler)
logCPMux.Handle(pat.Get(""), cpGetHandler)
saveHandler := web.ControllerPostHandler(HandleLogsCPSaveGeneral, cpGetHandler, ConfigFormData{}, "Updated logging config")
fullDeleteHandler := web.ControllerPostHandler(HandleLogsCPDelete, cpGetHandler, DeleteData{}, "Deleted a channel log")
msgDeleteHandler := web.APIHandler(HandleDeleteMessageJson)
logCPMux.Handle(pat.Post("/"), saveHandler)
logCPMux.Handle(pat.Post(""), saveHandler)
logCPMux.Handle(pat.Post("/fulldelete2"), fullDeleteHandler)
logCPMux.Handle(pat.Post("/msgdelete2"), msgDeleteHandler)
}
func HandleLogsCP(w http.ResponseWriter, r *http.Request) (web.TemplateData, error) {
ctx := r.Context()
g, tmpl := web.GetBaseCPContextData(ctx)
beforeID := 0
beforeStr := r.URL.Query().Get("before")
if beforeStr != "" {
beforeId64, err := strconv.ParseInt(beforeStr, 10, 32)
if err != nil {
tmpl.AddAlerts(web.ErrorAlert("Failed parsing before id"))
}
beforeID = int(beforeId64)
} else {
tmpl["FirstPage"] = true
}
afterID := 0
afterStr := r.URL.Query().Get("after")
if afterStr != "" {
id64, err := strconv.ParseInt(afterStr, 10, 32)
if err != nil {
tmpl.AddAlerts(web.ErrorAlert("Failed parsing before id"))
}
afterID = int(id64)
tmpl["FirstPage"] = false
}
serverLogs, err := GetGuilLogs(ctx, g.ID, beforeID, afterID, 20)
web.CheckErr(tmpl, err, "Failed retrieving logs", web.CtxLogger(ctx).Error)
if err == nil {
tmpl["Logs"] = serverLogs
if len(serverLogs) > 0 {
tmpl["Oldest"] = serverLogs[len(serverLogs)-1].ID
tmpl["Newest"] = serverLogs[0].ID
}
}
general, err := GetConfig(common.PQ, ctx, g.ID)
if err != nil {
return nil, err
}
tmpl["Config"] = general
// dealing with legacy code is a pain, gah
// so way back i didn't know about arrays in postgres, so i made the blacklisted channels field a single TEXT field, with a comma seperator
blacklistedChannels := make([]int64, 0, 10)
split := strings.Split(general.BlacklistedChannels.String, ",")
for _, v := range split {
i, err := strconv.ParseInt(v, 10, 64)
if i != 0 && err == nil {
blacklistedChannels = append(blacklistedChannels, i)
}
}
tmpl["ConfBlacklistedChannels"] = blacklistedChannels
return tmpl, nil
}
func HandleLogsCPSaveGeneral(w http.ResponseWriter, r *http.Request) (web.TemplateData, error) {
ctx := r.Context()
g, tmpl := web.GetBaseCPContextData(ctx)
form := ctx.Value(common.ContextKeyParsedForm).(*ConfigFormData)
config := &models.GuildLoggingConfig{
GuildID: g.ID,
NicknameLoggingEnabled: null.BoolFrom(form.NicknameLoggingEnabled),
UsernameLoggingEnabled: null.BoolFrom(form.UsernameLoggingEnabled),
BlacklistedChannels: null.StringFrom(strings.Join(form.BlacklistedChannels, ",")),
EveryoneCanViewDeleted: null.BoolFrom(form.EveryoneCanViewDeleted),
ManageMessagesCanViewDeleted: null.BoolFrom(form.ManageMessagesCanViewDeleted),
MessageLogsAllowedRoles: form.MessageLogsAllowedRoles,
}
err := config.UpsertG(ctx, true, []string{"guild_id"}, boil.Infer(), boil.Infer())
if err == nil {
logger.Println("evicting")
bot.EvictGSCache(g.ID, CacheKeyConfig)
}
return tmpl, err
}
func HandleLogsCPDelete(w http.ResponseWriter, r *http.Request) (web.TemplateData, error) {
ctx := r.Context()
g, tmpl := web.GetBaseCPContextData(ctx)
data := ctx.Value(common.ContextKeyParsedForm).(*DeleteData)
if data.ID == 0 {
return tmpl, errors.New("ID is blank!")
}
_, err := models.MessageLogs2s(
models.MessageLogs2Where.ID.EQ(int(data.ID)),
models.MessageLogs2Where.GuildID.EQ(g.ID),
).DeleteAll(r.Context(), common.PQ)
if err != nil {
return tmpl, err
}
// for legacy setups
// _, err = models.Messages(models.MessageWhere.MessageLogID.EQ(null.IntFrom(int(data.ID)))).DeleteAll(ctx, common.PQ)
return tmpl, err
}
func CheckCanAccessLogs(w http.ResponseWriter, r *http.Request, config *models.GuildLoggingConfig) bool {
_, tmpl := web.GetBaseCPContextData(r.Context())
isAdmin := web.IsAdminRequest(r.Context(), r)
// check if were allowed access to logs on this server
if isAdmin || len(config.MessageLogsAllowedRoles) < 1 {
return true
}
member := web.ContextMember(r.Context())
if member == nil {
tmpl.AddAlerts(web.ErrorAlert("This server has restricted log access to certain roles, either you're not logged in or not on this server."))
return false
}
if !common.ContainsInt64SliceOneOf(member.Roles, config.MessageLogsAllowedRoles) {
tmpl.AddAlerts(web.ErrorAlert("This server has restricted log access to certain roles, you don't have any of them."))
return false
}
return true
}
type ctxKey int
const (
ctxKeyLogs ctxKey = iota
ctxKeyMessages
ctxKeyConfig
)
func LogFetchMW(inner web.CustomHandlerFunc, legacy bool) web.CustomHandlerFunc {
return func(w http.ResponseWriter, r *http.Request) interface{} {
g, tmpl := web.GetBaseCPContextData(r.Context())
idString := pat.Param(r, "id")
parsed, err := strconv.ParseInt(idString, 10, 64)
if web.CheckErr(tmpl, err, "Thats's not a real log id", nil) {
return tmpl
}
config, err := GetConfig(common.PQ, r.Context(), g.ID)
if web.CheckErr(tmpl, err, "Error retrieving config for this server", web.CtxLogger(r.Context()).Error) {
return tmpl
}
if !CheckCanAccessLogs(w, r, config) {
return tmpl
}
sm := SearchModeLegacy
if !legacy {
sm = SearchModeNew
}
// retrieve logs
msgLogs, messages, err := GetChannelLogs(r.Context(), parsed, g.ID, sm)
if web.CheckErr(tmpl, err, "Failed retrieving message logs", web.CtxLogger(r.Context()).Error) {
return tmpl
}
if msgLogs.GuildID != g.ID {
return tmpl.AddAlerts(web.ErrorAlert("Couldn't find the logs im so sorry please dont hurt me i have a family D:"))
}
ctx := r.Context()
ctx = context.WithValue(ctx, ctxKeyLogs, msgLogs)
ctx = context.WithValue(ctx, ctxKeyMessages, messages)
ctx = context.WithValue(ctx, ctxKeyConfig, config)
return inner(w, r.WithContext(ctx))
}
}
type MessageView struct {
Model *models.Messages2
Color string
Timestamp string
}
func HandleLogsHTML(w http.ResponseWriter, r *http.Request) interface{} {
g, tmpl := web.GetBaseCPContextData(r.Context())
logs := r.Context().Value(ctxKeyLogs).(*models.MessageLogs2)
messages := r.Context().Value(ctxKeyMessages).([]*models.Messages2)
config := r.Context().Value(ctxKeyConfig).(*models.GuildLoggingConfig)
// check if were allowed to view deleted messages
canViewDeleted := web.IsAdminRequest(r.Context(), r)
if config.EveryoneCanViewDeleted.Bool {
canViewDeleted = true
} else if config.ManageMessagesCanViewDeleted.Bool && !canViewDeleted {
canViewDeleted = web.HasPermissionCTX(r.Context(), discordgo.PermissionManageMessages)
}
tmpl["CanViewDeleted"] = canViewDeleted
// Convert into views with formatted dates and colors
const TimeFormat = "2006 Jan 02 15:04"
messageViews := make([]*MessageView, len(messages))
for i, _ := range messageViews {
m := messages[i]
v := &MessageView{
Model: m,
Timestamp: m.CreatedAt.Format(TimeFormat),
}
messageViews[i] = v
}
SetMessageLogsColors(g.ID, messageViews)
tmpl["Logs"] = logs
tmpl["Messages"] = messageViews
return tmpl
}
func SetMessageLogsColors(guildID int64, views []*MessageView) {
users := make([]int64, 0, 50)
for _, v := range views {
if !common.ContainsInt64Slice(users, v.Model.AuthorID) {
users = append(users, v.Model.AuthorID)
}
}
roleColors, _ := botrest.GetMemberColors(guildID, users...)
if roleColors == nil {
return
}
for _, v := range views {
strAuthorID := strconv.FormatInt(v.Model.AuthorID, 10)
color := roleColors[strAuthorID]
if color != 0 {
v.Color = strconv.FormatInt(int64(color), 16)
}
}
}
func HandleDeleteMessageJson(w http.ResponseWriter, r *http.Request) interface{} {
g, _ := web.GetBaseCPContextData(r.Context())
logsId := r.FormValue("LogID")
msgID := r.FormValue("MessageID")
if logsId == "" || msgID == "" {
return web.NewPublicError("Empty id")
}
parsedLogsID, _ := strconv.ParseInt(logsId, 10, 64)
_, err := models.MessageLogs2s(
models.MessageLogs2Where.ID.EQ(int(parsedLogsID)),
models.MessageLogs2Where.GuildID.EQ(g.ID),
).OneG(r.Context())
if err != nil {
return err
}
parsedMsgID, _ := strconv.ParseInt(msgID, 10, 64)
_, err = models.Messages2s(
models.Messages2Where.ID.EQ(parsedMsgID),
models.Messages2Where.GuildID.EQ(g.ID)).UpdateAllG(
r.Context(), models.M{"deleted": true})
if err != nil {
return err
}
user := r.Context().Value(common.ContextKeyUser).(*discordgo.User)
common.AddCPLogEntry(user, g.ID, "Deleted a message from log #"+logsId)
return err
}
var _ web.PluginWithServerHomeWidget = (*Plugin)(nil)
func (p *Plugin) LoadServerHomeWidget(w http.ResponseWriter, r *http.Request) (web.TemplateData, error) {
activeGuild, templateData := web.GetBaseCPContextData(r.Context())
templateData["WidgetTitle"] = "Logging"
templateData["SettingsPath"] = "/logging/"
config, err := GetConfig(common.PQ, r.Context(), activeGuild.ID)
if err != nil {
return templateData, err
}
nBlacklistedChannels := 0
if len(config.BlacklistedChannels.String) > 0 {
split := strings.Split(config.BlacklistedChannels.String, ",")
nBlacklistedChannels = len(split)
}
format := `<ul>
<li>Username logging: %s</li>
<li>Nickname logging: %s</li>
<li>Blacklisted channels from creating message logs: <code>%d</code></li>
</ul>`
templateData["WidgetEnabled"] = true
templateData["WidgetBody"] = template.HTML(fmt.Sprintf(format, web.EnabledDisabledSpanStatus(config.UsernameLoggingEnabled.Bool),
web.EnabledDisabledSpanStatus(config.NicknameLoggingEnabled.Bool), nBlacklistedChannels))
return templateData, nil
}