MVP, no mod tools or anything but it works

resources/adminpass.go

@@ -0,0 +1,67 @@
+package resources
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/hlandau/passlib"
+	"github.com/tidwall/buntdb"
+)
+
+type AdminPass struct {
+	ID       string `json:"id"`
+	Password string `json:"password"`
+}
+
+func (a *AdminPass) HashLogin(pass string) error {
+	var err error
+	a.Password, err = passlib.Hash(pass)
+	return err
+}
+
+func (a *AdminPass) VerifyLogin(pass string) error {
+	var err error
+	err = passlib.VerifyNoUpgrade(pass, a.Password)
+	return err
+}
+
+func NewAdmin(tx *buntdb.Tx, in *AdminPass) error {
+	dat, err := json.Marshal(in)
+	if err != nil {
+		return err
+	}
+	_, replaced, err := tx.Set(
+		fmt.Sprintf(adminPassPath, escapeString(in.ID)),
+		string(dat),
+		nil)
+	if err != nil {
+		return err
+	}
+	if replaced {
+		return errors.New("Admin already exists")
+	}
+	return nil
+}
+
+func GetAdmin(tx *buntdb.Tx, id string) (*AdminPass, error) {
+	var ret = &AdminPass{}
+	dat, err := tx.Get(
+		fmt.Sprintf(adminPassPath, escapeString(id)),
+	)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal([]byte(dat), ret); err != nil {
+		return nil, err
+	}
+	return ret, nil
+}
+
+func DelAdmin(tx *buntdb.Tx, id string) error {
+	if _, err := tx.Delete(
+		fmt.Sprintf(adminPassPath, escapeString(id)),
+	); err != nil {
+		return err
+	}
+	return nil
+}

resources/board.go

@@ -0,0 +1,78 @@
+package resources
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/tidwall/buntdb"
+)
+
+type Board struct {
+	ShortName string   `json:"short"`
+	LongName  string   `json:"long"`
+	Metadata  Metadata `json:"meta"`
+}
+
+func NewBoard(tx *buntdb.Tx, hostname string, in *Board) error {
+	dat, err := json.Marshal(in)
+	if err != nil {
+		return err
+	}
+	_, replaced, err := tx.Set(
+		fmt.Sprintf(boardPath, escapeString(hostname), escapeString(in.ShortName)),
+		string(dat),
+		nil)
+	if err != nil {
+		return err
+	}
+	if replaced {
+		return errors.New("Board " + escapeString(in.ShortName) + " already exists")
+	}
+	return nil
+}
+
+func TestBoard(tx *buntdb.Tx, hostname, shortname string) (error) {
+	_, err := tx.Get(
+		fmt.Sprintf(boardPath, escapeString(hostname), escapeString(shortname)),
+	)
+	return err
+}
+
+func GetBoard(tx *buntdb.Tx, hostname, shortname string) (*Board, error) {
+	var ret = &Board{}
+	dat, err := tx.Get(
+		fmt.Sprintf(boardPath, escapeString(hostname), escapeString(shortname)),
+	)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal([]byte(dat), ret); err != nil {
+		return nil, err
+	}
+	return ret, nil
+}
+
+func DelBoard(tx *buntdb.Tx, hostname, shortname string) error {
+	if _, err := tx.Delete(
+		fmt.Sprintf(boardPath, escapeString(hostname), escapeString(shortname)),
+	); err != nil {
+		return err
+	}
+	return nil
+}
+
+func ListBoards(tx *buntdb.Tx, hostname string) ([]*Board, error) {
+	var boardList = []*Board{}
+	var err error
+	tx.AscendKeys(fmt.Sprintf(boardPath, escapeString(hostname), "*"),
+		func(key, value string) bool {
+			var board = &Board{}
+			err = json.Unmarshal([]byte(value), board)
+			if err != nil {
+				return false
+			}
+			boardList = append(boardList, board)
+			return true
+		})
+	return boardList, err
+}

resources/db.go

@@ -0,0 +1,114 @@
+package resources
+
+import (
+	"errors"
+	"fmt"
+	"github.com/tidwall/buntdb"
+	"strings"
+)
+
+const (
+	setup         = "/jack/setup"
+	hostEnable    = "/jack/%s/enabled"
+	boardPath     = "/jack/%s/board/%s/board-data"
+	threadPath    = "/jack/%s/board/%s/thread/%032d/thread-data"
+	threadSPath   = "/jack/%s/board/%s/thread/*/thread-data"
+	replyPath     = "/jack/%s/board/%s/thread/%032d/reply/%032d/reply-data"
+	replySPath    = "/jack/%s/board/%s/thread/%032d/reply/*/reply-data"
+	modPassPath   = "/jack/%s/pass/mod/%s/mod-data"
+	adminPassPath = "/jack/./pass/admin/%s/admin-data"
+)
+
+func InitialSetup(db *buntdb.DB) error {
+	return db.Update(func(tx *buntdb.Tx) error {
+		if _, err := tx.Get(setup); err != nil {
+			fmt.Println("")
+			if err != buntdb.ErrNotFound {
+				fmt.Println("DB setup not known.")
+				return err
+			}
+			fmt.Println("DB not setup.")
+			tx.Set(setup, "yes", nil)
+		} else {
+			fmt.Println("DB setup.")
+			return nil
+		}
+
+		fmt.Println("Creating Indices")
+		err := tx.CreateIndex("board/short", "/jack/*/board/*/board-data", buntdb.IndexJSON("short"))
+		if err != nil {
+			return err
+		}
+		err = tx.CreateIndex("replies", "/jack/*/board/*/thread/*/reply/*/reply-data", buntdb.IndexJSON("thread"))
+		if err != nil {
+			return err
+		}
+		err = tx.CreateIndex("board/thread", "/jack/*/board/*/thread/*/thread-data", buntdb.IndexJSON("board"))
+		if err != nil {
+			return err
+		}
+
+		fmt.Println("Creating default admin")
+		admin := &AdminPass{
+			ID: "admin",
+		}
+		err = admin.HashLogin("admin")
+		if err != nil {
+			return err
+		}
+		fmt.Println("Saving default admin to DB")
+		err = NewAdmin(tx, admin)
+		if err != nil {
+			return err
+		}
+
+		fmt.Println("Committing setup...")
+
+		return nil
+	})
+}
+
+func CreateHost(db *buntdb.DB, hostname string) error {
+	return db.Update(func(tx *buntdb.Tx) error {
+		hostname = escapeString(hostname)
+		_, replaced, err := tx.Set(fmt.Sprintf(hostEnable, "hostname"), "", nil)
+		if err != nil {
+			tx.Rollback()
+			return err
+		}
+		if replaced {
+			tx.Rollback()
+			return errors.New("Hostname already enabled")
+		}
+
+		board := &Board{
+			ShortName: "d",
+			LongName:  "default",
+			Metadata: map[string]string{
+				"locked":      "true",
+				"description": "Default Board",
+			},
+		}
+		err = NewBoard(tx, hostname, board)
+		if err != nil {
+			tx.Rollback()
+			return err
+		}
+
+		return nil
+	})
+}
+
+func escapeString(in string) string {
+	in = strings.Replace(in, ".", ".dot.", -1)
+	in = strings.Replace(in, "-", ".minus.", -1)
+	in = strings.Replace(in, "\\", ".backslash.", -1)
+	in = strings.Replace(in, "*", ".star.", -1)
+	in = strings.Replace(in, "?", ".ask.", -1)
+	in = strings.Replace(in, "/", ".slash.", -1)
+	in = strings.Replace(in, "@", ".at.", -1)
+	in = strings.Replace(in, ">>", ".quote.", -1)
+	in = strings.Replace(in, ">", ".arrow-left.", -1)
+	in = strings.Replace(in, "<", ".arrow-right.", -1)
+	return in
+}

resources/ids.go

@@ -0,0 +1,17 @@
+package resources
+
+import (
+	"go.rls.moe/nyx/resources/snowflakes"
+	"time"
+)
+
+var fountain = snowflakes.Generator{
+	StartTime: time.Date(
+		2017, 03, 11,
+		11, 12, 29,
+		0, time.UTC).Unix(),
+}
+
+func getID() (int64, error) {
+	return fountain.NewID()
+}

resources/metadata.go

@@ -0,0 +1,3 @@
+package resources
+
+type Metadata map[string]string

resources/modpass.go

@@ -0,0 +1,72 @@
+package resources
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/hlandau/passlib"
+	"github.com/tidwall/buntdb"
+)
+
+type ModPass struct {
+	ID       string `json:"id"`
+	Password string `json:"password"`
+	Board    string `json:"board"`
+}
+
+func (m *ModPass) HashLogin(pass string) error {
+	var err error
+	m.Password, err = passlib.Hash(pass)
+	return err
+}
+
+func (m *ModPass) VerifyLogin(pass string) error {
+	var err error
+	err = passlib.VerifyNoUpgrade(pass, m.Password)
+	return err
+}
+
+func NewMod(tx *buntdb.Tx, host string, in *ModPass) error {
+	dat, err := json.Marshal(in)
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	_, replaced, err := tx.Set(
+		fmt.Sprintf(modPassPath, escapeString(host), escapeString(in.ID)),
+		string(dat),
+		nil)
+	if err != nil {
+		tx.Rollback()
+		return err
+	}
+	if replaced {
+		tx.Rollback()
+		return errors.New("Admin already exists")
+	}
+	return nil
+}
+
+func GetMod(tx *buntdb.Tx, host, id string) (*ModPass, error) {
+	var ret = &ModPass{}
+	dat, err := tx.Get(
+		fmt.Sprintf(modPassPath, escapeString(host), escapeString(id)),
+	)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal([]byte(dat), ret); err != nil {
+		return nil, err
+	}
+	return ret, nil
+}
+
+func DelMod(tx *buntdb.Tx, host, id string) error {
+	if _, err := tx.Delete(
+		fmt.Sprintf(modPassPath, escapeString(host), escapeString(id)),
+	); err != nil {
+		tx.Rollback()
+		return err
+	}
+	return nil
+}

resources/reply.go

@@ -0,0 +1,113 @@
+package resources
+
+import (
+	"encoding/base64"
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/tidwall/buntdb"
+	"golang.org/x/crypto/blake2b"
+)
+
+type Reply struct {
+	ID       int64    `json:"id"`
+	Text     string   `json:"text"`
+	Image    []byte   `json:"image"`
+	Thread   int64    `json:"thread"`
+	Board    string   `json:"board"`
+	Metadata Metadata `json:"meta"`
+}
+
+func NewReply(tx *buntdb.Tx, host, board string, thread *Thread, in *Reply, noId bool) error {
+	var err error
+
+	if !noId {
+		in.ID, err = getID()
+		if err != nil {
+			return err
+		}
+	} else {
+	}
+
+	dat, err := json.Marshal(in)
+	if err != nil {
+		return err
+	}
+
+	err = TestThread(tx, host, in.Board, in.Thread)
+	if err != nil {
+		return err
+	}
+
+	_, replaced, err := tx.Set(
+		fmt.Sprintf(replyPath, escapeString(host), escapeString(board), thread.ID, in.ID),
+		string(dat),
+		nil)
+	if err != nil {
+		return err
+	}
+	if replaced {
+		return errors.New("Admin already exists")
+	}
+	return nil
+}
+
+func GetReply(tx *buntdb.Tx, host, board string, thread, id int64) (*Reply, error) {
+	var ret = &Reply{}
+	dat, err := tx.Get(
+		fmt.Sprintf(replyPath, escapeString(host), escapeString(board), thread, id),
+	)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal([]byte(dat), ret); err != nil {
+		return nil, err
+	}
+	return ret, nil
+}
+
+func DelReply(tx *buntdb.Tx, host, board string, thread, id int64) error {
+	if _, err := tx.Delete(
+		fmt.Sprintf(replyPath, escapeString(host), escapeString(board), thread, id),
+	); err != nil {
+		return err
+	}
+	return nil
+}
+
+func ListReplies(tx *buntdb.Tx, host, board string, thread int64) ([]*Reply, error) {
+	var replyList = []*Reply{}
+	var err error
+
+	err = TestThread(tx, host, board, thread)
+	if err != nil {
+		return nil, err
+	}
+
+	tx.DescendKeys(
+		fmt.Sprintf(
+			replySPath,
+			escapeString(host),
+			escapeString(board),
+			thread,
+		),
+		func(key, value string) bool {
+			var reply = &Reply{}
+			err = json.Unmarshal([]byte(value), reply)
+			if err != nil {
+				return false
+			}
+			replyList = append(replyList, reply)
+			if len(replyList) >= 100 {
+				return false
+			}
+			return true
+		})
+
+	return replyList, err
+}
+
+func CalcTripCode(trip string) string {
+	fullTrip := blake2b.Sum256([]byte(trip))
+	return base64.RawStdEncoding.EncodeToString(fullTrip[:8])
+}

resources/snowflakes/LICENSE

@@ -0,0 +1,20 @@
+MIT License
+
+Copyright (c) 2017 Arke Works
+
+Permission is hereby granted, free of charge, to any person obtaining a copy of
+this software and associated documentation files (the "Software"), to deal in
+the Software without restriction, including without limitation the rights to
+use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+the Software, and to permit persons to whom the Software is furnished to do so,
+subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

resources/snowflakes/NOTICE

@@ -0,0 +1 @@
+You can find the original generator at https://github.com/arke-works/arke/blob/master/snowflakes/generator.go

resources/snowflakes/generator.go

@@ -0,0 +1,75 @@
+package snowflakes
+
+import (
+	"errors"
+	"sync"
+	"time"
+)
+
+const (
+	counterLen  = 10
+	counterMask = -1 ^ (-1 << counterLen)
+)
+
+var (
+	errNoFuture = errors.New("Start Time cannot be set in the future")
+)
+
+// Generator is a fountain for new snowflakes. StartTime must be
+// initialized to a past point in time and Instance ID can be any
+// positive value or 0.
+//
+// If any value is not correctly set, new IDs cannot be produced.
+type Generator struct {
+	StartTime int64
+	mutex     *sync.Mutex
+	sequence  int32
+	now       int64
+}
+
+// NewID generates a new, unique snowflake value
+//
+// Up to 8192 snowflakes per second can be requested
+// If exhausted, it blocks and sleeps until a new second
+// of unix time starts.
+//
+// The return value is signed but always positive.
+//
+// Additionally, the return value is monotonic for a single
+// instance and weakly monotonic for many instances.
+func (g *Generator) NewID() (int64, error) {
+	if g.mutex == nil {
+		g.mutex = new(sync.Mutex)
+	}
+	if g.StartTime > time.Now().Unix() {
+		return 0, errNoFuture
+	}
+	g.mutex.Lock()
+	defer g.mutex.Unlock()
+
+	var (
+		now   int64
+		flake int64
+	)
+	now = int64(time.Now().Unix())
+
+	if now == g.now {
+		g.sequence = (g.sequence + 1) & counterMask
+		if g.sequence == 0 {
+			for now <= g.now {
+				now = int64(time.Now().Unix())
+				time.Sleep(time.Microsecond * 100)
+			}
+		}
+	} else {
+		g.sequence = 0
+	}
+
+	g.now = now
+
+	flake = int64(
+		((now - g.StartTime) << counterLen) |
+			int64(g.sequence))
+
+	return flake, nil
+}

resources/text.go

@@ -0,0 +1,12 @@
+package resources
+
+import (
+	"html/template"
+	"strings"
+)
+
+func OperateReplyText(unsafe string) template.HTML {
+	unsafe = template.HTMLEscapeString(unsafe)
+	unsafe = strings.Replace(unsafe, "\n", "<br />", -1)
+	return template.HTML(unsafe)
+}

resources/thread.go

@@ -0,0 +1,145 @@
+package resources
+
+import (
+	"encoding/json"
+	"errors"
+	"fmt"
+	"github.com/tidwall/buntdb"
+)
+
+type Thread struct {
+	ID         int64    `json:"id"`
+	StartReply int64    `json:"start"`
+	Board      string   `json:"board"`
+	Metadata   Metadata `json:"-"`
+
+	intReply *Reply
+
+	intReplies []*Reply
+}
+
+func (t *Thread) GetReplies() []*Reply {
+	return t.intReplies
+}
+
+func (t *Thread) GetReply() *Reply {
+	return t.intReply
+}
+
+func NewThread(tx *buntdb.Tx, host, board string, in *Thread, in2 *Reply) error {
+	var err error
+
+	err = TestBoard(tx, host, in.Board)
+	if err != nil {
+		return err
+	}
+
+	in.ID, err = getID()
+	if err != nil {
+		return err
+	}
+	in2.Thread = in.ID
+
+	in2.ID, err = getID()
+	if err != nil {
+		return err
+	}
+	in.StartReply = in2.ID
+
+	dat, err := json.Marshal(in)
+	if err != nil {
+		return err
+	}
+
+	_, replaced, err := tx.Set(
+		fmt.Sprintf(threadPath, escapeString(host), escapeString(board), in.ID),
+		string(dat),
+		nil)
+
+	if err != nil {
+		return err
+	}
+	if replaced {
+		return errors.New("Thread already exists")
+	}
+
+	return NewReply(tx, host, board, in, in2, true)
+}
+
+func TestThread(tx *buntdb.Tx, host, board string, id int64) error {
+	err := TestBoard(tx, host, board)
+	if err != nil {
+		return err
+	}
+
+	_, err = tx.Get(
+		fmt.Sprintf(threadPath, escapeString(host), escapeString(board), id),
+	)
+	return err
+}
+
+func GetThread(tx *buntdb.Tx, host, board string, id int64) (*Thread, error) {
+	var ret = &Thread{}
+	dat, err := tx.Get(
+		fmt.Sprintf(threadPath, escapeString(host), escapeString(board), id),
+	)
+	if err != nil {
+		return nil, err
+	}
+	if err = json.Unmarshal([]byte(dat), ret); err != nil {
+		return nil, err
+	}
+
+	ret.intReply, err = GetReply(tx, host, board, id, ret.StartReply)
+	return ret, nil
+}
+
+func DelThread(tx *buntdb.Tx, host, board string, id int64) error {
+	if _, err := tx.Delete(
+		fmt.Sprintf(threadPath, escapeString(host), escapeString(board), id),
+	); err != nil {
+		tx.Rollback()
+		return err
+	}
+	return nil
+}
+
+func FillReplies(tx *buntdb.Tx, host string, thread *Thread) (err error) {
+	thread.intReplies, err = ListReplies(tx, host, thread.Board, thread.ID)
+	return
+}
+
+func ListThreads(tx *buntdb.Tx, host, board string) ([]*Thread, error) {
+	var threadList = []*Thread{}
+	var err error
+
+	err = TestBoard(tx, host, board)
+	if err != nil {
+		return nil, err
+	}
+
+	tx.DescendKeys(
+		fmt.Sprintf(
+			threadSPath,
+			escapeString(host),
+			escapeString(board),
+		),
+		func(key, value string) bool {
+			var thread = &Thread{}
+			err = json.Unmarshal([]byte(value), thread)
+			if err != nil {
+				return false
+			}
+			thread.intReply, err = GetReply(tx, host, board, thread.ID, thread.StartReply)
+			if err != nil {
+				return false
+			}
+
+			threadList = append(threadList, thread)
+			if len(threadList) >= 25 {
+				return false
+			}
+			return true
+		})
+	return threadList, err
+}