/
paper.go
374 lines (314 loc) · 8.74 KB
/
paper.go
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package main
import (
"encoding/json"
"io/ioutil"
"net/http"
"strconv"
"strings"
"github.com/BurntSushi/toml"
"github.com/spf13/cobra"
ppnBolt "github.com/bobinette/papernet/bolt"
"github.com/bobinette/papernet/jwt"
"github.com/bobinette/papernet/auth/cayley"
authServices "github.com/bobinette/papernet/auth/services"
"github.com/bobinette/papernet/clients/auth"
"github.com/bobinette/papernet/papernet"
"github.com/bobinette/papernet/papernet/bleve"
"github.com/bobinette/papernet/papernet/bolt"
"github.com/bobinette/papernet/papernet/services"
)
type PaperConfig struct {
Paper struct {
Bolt struct {
Store string `toml:"store"`
} `toml:"bolt"`
Bleve struct {
Store string `toml:"store"`
} `toml:"bleve"`
} `toml:"paper"`
// Legacy
Bolt struct {
Store string `toml:"store"`
} `toml:"bolt"`
}
var (
paperConfig PaperConfig
boltDriver *bolt.Driver
paperRepository papernet.PaperRepository
paperIndex papernet.PaperIndex
tagService *services.TagService
paperService *services.PaperService
)
func init() {
PaperCommand.AddCommand(&SavePaperCommand)
PaperCommand.AddCommand(&DeletePaperCommand)
PaperCommand.AddCommand(&SearchCommand)
PaperCommand.AddCommand(&PaperMigrateCommand)
PaperCommand.AddCommand(&PaperFixSequenceCommand)
PaperCommand.AddCommand(&PaperIndexCommand)
PaperIndexCommand.AddCommand(&PaperIndexAllCommand)
inheritPersistentPreRun(&SavePaperCommand)
inheritPersistentPreRun(&DeletePaperCommand)
inheritPersistentPreRun(&SearchCommand)
inheritPersistentPreRun(&PaperMigrateCommand)
inheritPersistentPreRun(&PaperFixSequenceCommand)
inheritPersistentPreRun(&PaperIndexCommand)
inheritPersistentPreRun(&PaperIndexAllCommand)
inheritPersistentPreRun(&PaperCommand)
RootCmd.AddCommand(&PaperCommand)
}
var PaperCommand = cobra.Command{
Use: "paper",
Short: "Find papers based on their IDs",
Long: "Find papers based on their IDs",
Run: func(cmd *cobra.Command, args []string) {
cmd.Help()
},
PersistentPreRun: func(cmd *cobra.Command, args []string) {
// Read configuration file
data, err := ioutil.ReadFile(configFile)
if err != nil {
logger.Fatal("could not read configuration file:", err)
}
// Load user service
err = toml.Unmarshal(data, &authConfig)
if err != nil {
logger.Fatal("error unmarshalling configuration:", err)
}
// Read key file
keyData, err := ioutil.ReadFile(authConfig.Auth.KeyPath)
if err != nil {
logger.Fatal("could not open key file:", err)
}
// Create token encoder
var key struct {
Key string `json:"k"`
}
err = json.Unmarshal(keyData, &key)
if err != nil {
logger.Fatal("could not read key file:", err)
}
tokenEncoder := jwt.NewEncodeDecoder([]byte(key.Key))
// Create user repository
store, err := cayley.NewStore(authConfig.Auth.Cayley.Store)
if err != nil {
logger.Fatal("could not open user graph:", err)
}
userRepository := cayley.NewUserRepository(store)
userService = authServices.NewUserService(userRepository, tokenEncoder)
// Load paper service
err = toml.Unmarshal(data, &paperConfig)
if err != nil {
logger.Fatal("error unmarshalling configuration:", err)
}
// Create paper repository and tag index
boltDriver = &bolt.Driver{}
if boltDriver.Open(paperConfig.Paper.Bolt.Store); err != nil {
logger.Fatal("could not open bolt driver:", err)
}
paperRepo := bolt.PaperRepository{Driver: boltDriver}
paperRepository = &paperRepo
tagIndex := bolt.TagIndex{Driver: boltDriver}
// Create paper index
index := &bleve.PaperIndex{}
if err := index.Open(paperConfig.Paper.Bleve.Store); err != nil {
logger.Fatal("could not open paper index:", err)
}
paperIndex = index
authClient := auth.NewClient(&http.Client{}, "http://127.0.0.1:1705")
// Create services
tagService = services.NewTagService(&tagIndex)
paperService = services.NewPaperService(paperRepository, paperIndex, authClient, tagService)
},
}
var DeletePaperCommand = cobra.Command{
Use: "delete",
Short: "Delete papers based on their IDs",
Long: "Delete papers based on their IDs",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 0 {
logger.Fatal("This command expects ids as arguments")
}
if args[0] == "help" {
cmd.Help()
return
}
// @TODO: implement
},
}
var SavePaperCommand = cobra.Command{
Use: "save",
Short: "Save a paper",
Long: "Insert or update a paper based on the argument payload or a file",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 1 && args[0] == "help" {
cmd.Help()
return
}
if len(args) != 1 {
logger.Fatal("when no filename is specified, the payload must be passed as argument")
}
var data []byte
if strings.HasPrefix(args[0], "@") {
d, err := ioutil.ReadFile(args[0][1:])
if err != nil {
logger.Fatal(err)
}
data = d
} else {
data = []byte(args[0])
}
var paper papernet.Paper
err := json.Unmarshal(data, &paper)
if err != nil {
logger.Fatal("error unmarshalling payload:", err)
}
if err := paperRepository.Upsert(&paper); err != nil {
logger.Errorf("error migrating paper %d: %v", paper.ID, err)
}
if err := paperIndex.Index(&paper); err != nil {
logger.Errorf("error indexing paper %d: %v", paper.ID, err)
}
logger.Printf("paper %d inserted", paper.ID)
cmd.Println(paper)
},
}
var SearchCommand = cobra.Command{
Use: "search",
Short: "Search papers",
Long: "Search papers based on the argument payload or a file",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 1 && args[0] == "help" {
cmd.Help()
return
}
// @TODO: implement
},
}
var PaperMigrateCommand = cobra.Command{
Use: "migrate",
Short: "Migrate papers to v2",
Long: "Migrate papers to v2",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 1 && args[0] == "help" {
cmd.Help()
return
}
driver := ppnBolt.Driver{}
defer driver.Close()
err := driver.Open(paperConfig.Bolt.Store)
if err != nil {
logger.Fatal("could not open db:", err)
}
paperStore := ppnBolt.PaperStore{Driver: &driver}
papers, err := paperStore.List()
if err != nil {
logger.Fatal("could not get papers:", err)
}
for _, paper := range papers {
paperV2 := papernet.Paper{
ID: paper.ID,
Title: paper.Title,
Summary: paper.Summary,
Authors: paper.Authors,
Tags: paper.Tags,
References: paper.References,
CreatedAt: paper.CreatedAt,
UpdatedAt: paper.UpdatedAt,
}
if err := paperRepository.Upsert(&paperV2); err != nil {
logger.Errorf("error migrating paper %d: %v", paper.ID, err)
continue
}
if err := paperIndex.Index(&paperV2); err != nil {
logger.Errorf("error indexing paper %d: %v", paper.ID, err)
continue
}
logger.Printf("paper %d migrated", paper.ID)
}
},
}
var PaperFixSequenceCommand = cobra.Command{
Use: "fix-sequence",
Short: "Fix id generation for papers v2",
Long: "Fix id generation for papers v2",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 1 && args[0] == "help" {
cmd.Help()
return
}
papers, err := paperRepository.List()
if err != nil {
logger.Fatal("error retrieving papers:", err)
}
id := 0
for _, paper := range papers {
if paper.ID > id {
id = paper.ID
}
}
if err := boltDriver.ResetSequence(id); err != nil {
logger.Fatal("error resetting sequence:", err)
}
logger.Print("Done, sequence is now:", id)
},
}
var PaperIndexCommand = cobra.Command{
Use: "index",
Short: "Index a paper",
Long: "Index a paper",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 1 && args[0] == "help" {
cmd.Help()
return
}
ids, err := ints(args)
if err != nil {
logger.Fatal("error reading ids:", err)
}
papers, err := paperRepository.Get(ids...)
if err != nil {
logger.Fatal("error retrieving papers:", err)
}
for _, paper := range papers {
err := paperIndex.Index(&paper)
if err != nil {
logger.Errorf("error indexing paper %d: %v", paper.ID, err)
}
logger.Printf("indexed paper %d", paper.ID)
}
},
}
var PaperIndexAllCommand = cobra.Command{
Use: "all",
Short: "Index all papers",
Long: "Index all papers",
Run: func(cmd *cobra.Command, args []string) {
if len(args) == 1 && args[0] == "help" {
cmd.Help()
return
}
papers, err := paperRepository.List()
if err != nil {
logger.Fatal("error retrieving papers:", err)
}
for _, paper := range papers {
err := paperIndex.Index(&paper)
if err != nil {
logger.Errorf("error indexing paper %d: %v", paper.ID, err)
}
logger.Printf("indexed paper %d", paper.ID)
}
},
}
func ints(strs []string) ([]int, error) {
ints := make([]int, len(strs))
for i, str := range strs {
n, err := strconv.Atoi(str)
if err != nil {
return nil, err
}
ints[i] = n
}
return ints, nil
}