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rss.go
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package main | |
import ( | |
"database/sql" | |
"encoding/json" | |
"fmt" | |
"github.com/coopernurse/gorp" | |
"github.com/kghost/rss" | |
_ "github.com/mattn/go-sqlite3" | |
"io/ioutil" | |
"log" | |
"net/http" | |
"os" | |
"strings" | |
"time" | |
) | |
type Rss struct { | |
Source string | |
Last int64 | |
} | |
func (rss *Rss) String() string { | |
return fmt.Sprintf("%s %s", rss.Source, rss.Last) | |
} | |
func main() { | |
type Config struct { | |
Server string | |
BaseDir string | |
Database string | |
SourceSets []struct { | |
Target string | |
Sources []string | |
} | |
} | |
config, err := func() (config Config, err error) { | |
file, err := os.Open("config.json") | |
if err != nil { | |
return config, err | |
} | |
defer file.Close() | |
decoder := json.NewDecoder(file) | |
err = decoder.Decode(&config) | |
return config, err | |
}() | |
if err != nil { | |
log.Println(err) | |
return | |
} | |
db, err := sql.Open("sqlite3", config.Database) | |
if err != nil { | |
log.Println(err) | |
return | |
} | |
defer db.Close() | |
dbmap := &gorp.DbMap{Db: db, Dialect: gorp.SqliteDialect{}} | |
dbmap.AddTable(Rss{}).SetKeys(false, "Source") | |
dbmap.CreateTables() | |
var session = "" | |
client := &http.Client{} | |
for _, set := range config.SourceSets { | |
for _, url := range set.Sources { | |
row, err := dbmap.Get(Rss{}, url) | |
if err != nil { | |
log.Println(err) | |
continue | |
} | |
var last time.Time | |
if row != nil { | |
last = time.Unix(row.(*Rss).Last, int64(0)) | |
} else { | |
last = time.Unix(int64(0), int64(0)) | |
} | |
feed, err := rss.Fetch(url) | |
if err != nil { | |
log.Println(err) | |
continue | |
} | |
var next = last | |
for _, item := range feed.Items { | |
if item.Date.After(last) { | |
log.Println("New Item: %v", item.Title) | |
if item.Date.After(next) { | |
next = item.Date | |
} | |
data, err := json.Marshal(map[string]interface{}{ | |
"method": "torrent-add", | |
"arguments": map[string]interface{}{ | |
"filename": item.Link, | |
"download-dir": config.BaseDir + set.Target, | |
"paused": false, | |
}, | |
}) | |
if err != nil { | |
log.Println("Marshal: %v", err) | |
continue | |
} | |
var rpc func() | |
rpc = func() { | |
req, err := http.NewRequest("POST", config.Server, strings.NewReader(string(data))) | |
if err != nil { | |
log.Println("Post: %v", err) | |
return | |
} | |
if session != "" { | |
req.Header.Add("X-Transmission-Session-Id", session) | |
} | |
resp, err := client.Do(req) | |
if err != nil { | |
log.Println("Post: %v", err) | |
return | |
} | |
defer resp.Body.Close() | |
if resp.StatusCode != 200 { | |
if resp.StatusCode == 409 { | |
session = resp.Header["X-Transmission-Session-Id"][0] | |
rpc() | |
return | |
} | |
body, err := ioutil.ReadAll(resp.Body) | |
if err != nil { | |
log.Println("ReadAll: %v", err) | |
return | |
} | |
log.Println("Server error: %v", body) | |
return | |
} | |
body, err := ioutil.ReadAll(resp.Body) | |
if err != nil { | |
log.Println("ReadAll: %v", err) | |
return | |
} | |
result := make(map[string]interface{}) | |
err = json.Unmarshal(body, &result) | |
if err != nil { | |
log.Println("Unmarshal: %v", err) | |
return | |
} | |
log.Println(result) | |
} | |
rpc() | |
} | |
} | |
if row != nil { | |
if next.After(last) { | |
_, err = dbmap.Update(&Rss{Source: url, Last: next.Unix()}) | |
} | |
} else { | |
err = dbmap.Insert(&Rss{Source: url, Last: next.Unix()}) | |
} | |
if err != nil { | |
log.Println(err) | |
} | |
} | |
} | |
} |
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