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reddit.go
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reddit.go
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package reddit
import (
"github.com/jzelinskie/geddit"
"github.com/lovelaced/glitzz/config"
"github.com/lovelaced/glitzz/core"
"github.com/lovelaced/glitzz/logging"
"github.com/pkg/errors"
"math/rand"
"strings"
"time"
)
var log = logging.New("reddit")
const pollInterval = 15
var lastLink = ""
func New(sender core.Sender, conf config.Config) (core.Module, error) {
o, err := redditAuth(conf)
if err != nil {
return nil, err
}
rv := &reddit{
Base: core.NewBase("reddit", sender, conf),
o: o,
}
go rv.startPolling(conf, o)
rv.AddCommand("le", rv.le)
rv.AddCommand("lepic", rv.lepic)
// rv.AddCommand("lelong", rv.lelong)
rv.AddCommand("lelast", rv.lelast)
return rv, nil
}
func redditAuth(conf config.Config) (*geddit.OAuthSession, error) {
log.Info("Starting new Reddit OAuth session...")
o, err := geddit.NewOAuthSession(
conf.Reddit.ClientID,
conf.Reddit.ClientSecret,
"Testing OAuth Bot by u/my_user v0.1 see source https://github.com/jzelinskie/geddit",
"http://redirect.url",
)
if err != nil {
return nil, err
}
// Create new auth token for confidential clients (personal scripts/apps).
log.Info("Auth succeeded, logging in...")
err = o.LoginAuth(conf.Reddit.Username, conf.Reddit.Password)
if err != nil {
return nil, err
}
log.Info("Done logging into reddit...")
return o, nil
}
func (r *reddit) startPolling(conf config.Config, o *geddit.OAuthSession) (*geddit.OAuthSession, error) {
tokenTime := time.Now()
var err error
for {
if time.Since(tokenTime).Hours() >= 1 {
log.Info("Refreshing token...")
r.o, err = redditAuth(conf)
if err != nil {
return nil, err
}
tokenTime = time.Now()
}
time.Sleep(pollInterval * time.Second)
}
}
type reddit struct {
core.Base
o *geddit.OAuthSession
commentList []*geddit.Comment
}
func (r *reddit) getSubOrSelectSub(arguments core.CommandArguments) (string, error) {
if len(arguments.Arguments) > 0 {
return arguments.Arguments[0], nil
} else {
return "linuxcirclejerk", nil
}
}
func (r *reddit) le(arguments core.CommandArguments) ([]string, error) {
err := r.getSubComments(arguments)
if err != nil {
return nil, err
}
var comm *geddit.Comment
comm, err = r.getRandomComment(r.commentList)
if err != nil {
return nil, err
}
lastLink = comm.Permalink
if len(comm.Body)>99{
return []string{comm.Body[:99]}, nil
}
return []string{comm.Body}, nil
}
func (r *reddit) lelast(arguments core.CommandArguments) ([]string, error) {
return []string{"https://reddit.com" + lastLink}, nil
}
//func (r *reddit) lelong(arguments core.CommandArguments) ([]string, error) {
// err := r.getSubComments(arguments)
// if err != nil {
// return nil, err
// }
// currcomm, err := r.getRandomComment(r.commentList)
// if err != nil {
// return nil, err
// }
// fmt.Printf("length of str %d\n", len(strings.Join(currcomm, " ")))
// if len(strings.Join(currcomm, " ")) > 140 {
// return strings.Split(strings.Join(currcomm, " "), "\n"), nil
// } else {
// r.lelong(arguments)
// }
// return nil, errors.New("Could not find a random post")
//}
func (r *reddit) getSubComments(arguments core.CommandArguments) error {
sub, _ := r.getSubOrSelectSub(arguments)
var err error
r.commentList, err = r.o.SubredditComments(sub)
if err != nil {
return err
}
return nil
}
func (r *reddit) getRandomComment(commentlist []*geddit.Comment) (*geddit.Comment, error) {
if len(commentlist) > 0 {
commentIndex := rand.Intn(len(commentlist))
return commentlist[commentIndex], nil
}
return nil, errors.New("Could not find a random post")
}
func (r *reddit) lepic(arguments core.CommandArguments) ([]string, error) {
sub, _ := r.getSubOrSelectSub(arguments)
subOpts := geddit.ListingOptions{
Limit: 500,
}
posts, err := r.o.SubredditSubmissions(sub, geddit.DefaultPopularity, subOpts)
if err != nil {
return nil, err
}
if len(posts) > 0 {
commentIndex := rand.Intn(len(posts))
if len(posts[commentIndex].URL) > 0 {
return strings.Split(posts[commentIndex].URL, "\n"), nil
} else {
r.lepic(arguments)
}
}
return nil, errors.New("Could not find a random post")
}