Add vendor (steam)

vendor/github.com/Philipp15b/go-steam/economy/inventory/inventory.go

@@ -0,0 +1,188 @@
+/*
+Includes inventory types as used in the trade package
+*/
+package inventory
+
+import (
+	"bytes"
+	"encoding/json"
+	"fmt"
+	"github.com/Philipp15b/go-steam/jsont"
+	"strconv"
+)
+
+type GenericInventory map[uint32]map[uint64]*Inventory
+
+func NewGenericInventory() GenericInventory {
+	iMap := make(map[uint32]map[uint64]*Inventory)
+	return GenericInventory(iMap)
+}
+
+// Get inventory for specified AppId and ContextId
+func (i *GenericInventory) Get(appId uint32, contextId uint64) (*Inventory, error) {
+	iMap := (map[uint32]map[uint64]*Inventory)(*i)
+	iMap2, ok := iMap[appId]
+	if !ok {
+		return nil, fmt.Errorf("inventory for specified appId not found")
+	}
+	inv, ok := iMap2[contextId]
+	if !ok {
+		return nil, fmt.Errorf("inventory for specified contextId not found")
+	}
+	return inv, nil
+}
+
+func (i *GenericInventory) Add(appId uint32, contextId uint64, inv *Inventory) {
+	iMap := (map[uint32]map[uint64]*Inventory)(*i)
+	iMap2, ok := iMap[appId]
+	if !ok {
+		iMap2 = make(map[uint64]*Inventory)
+		iMap[appId] = iMap2
+	}
+	iMap2[contextId] = inv
+}
+
+type Inventory struct {
+	Items        Items        `json:"rgInventory"`
+	Currencies   Currencies   `json:"rgCurrency"`
+	Descriptions Descriptions `json:"rgDescriptions"`
+	AppInfo      *AppInfo     `json:"rgAppInfo"`
+}
+
+// Items key is an AssetId
+type Items map[string]*Item
+
+func (i *Items) ToMap() map[string]*Item {
+	return (map[string]*Item)(*i)
+}
+
+func (i *Items) Get(assetId uint64) (*Item, error) {
+	iMap := (map[string]*Item)(*i)
+	if item, ok := iMap[strconv.FormatUint(assetId, 10)]; ok {
+		return item, nil
+	}
+	return nil, fmt.Errorf("item not found")
+}
+
+func (i *Items) UnmarshalJSON(data []byte) error {
+	if bytes.Equal(data, []byte("[]")) {
+		return nil
+	}
+	return json.Unmarshal(data, (*map[string]*Item)(i))
+}
+
+type Currencies map[string]*Currency
+
+func (c *Currencies) ToMap() map[string]*Currency {
+	return (map[string]*Currency)(*c)
+}
+
+func (c *Currencies) UnmarshalJSON(data []byte) error {
+	if bytes.Equal(data, []byte("[]")) {
+		return nil
+	}
+	return json.Unmarshal(data, (*map[string]*Currency)(c))
+}
+
+// Descriptions key format is %d_%d, first %d is ClassId, second is InstanceId
+type Descriptions map[string]*Description
+
+func (d *Descriptions) ToMap() map[string]*Description {
+	return (map[string]*Description)(*d)
+}
+
+func (d *Descriptions) Get(classId uint64, instanceId uint64) (*Description, error) {
+	dMap := (map[string]*Description)(*d)
+	descId := fmt.Sprintf("%v_%v", classId, instanceId)
+	if desc, ok := dMap[descId]; ok {
+		return desc, nil
+	}
+	return nil, fmt.Errorf("description not found")
+}
+
+func (d *Descriptions) UnmarshalJSON(data []byte) error {
+	if bytes.Equal(data, []byte("[]")) {
+		return nil
+	}
+	return json.Unmarshal(data, (*map[string]*Description)(d))
+}
+
+type Item struct {
+	Id         uint64 `json:",string"`
+	ClassId    uint64 `json:",string"`
+	InstanceId uint64 `json:",string"`
+	Amount     uint64 `json:",string"`
+	Pos        uint32
+}
+
+type Currency struct {
+	Id         uint64 `json:",string"`
+	ClassId    uint64 `json:",string"`
+	IsCurrency bool   `json:"is_currency"`
+	Pos        uint32
+}
+
+type Description struct {
+	AppId      uint32 `json:",string"`
+	ClassId    uint64 `json:",string"`
+	InstanceId uint64 `json:",string"`
+
+	IconUrl      string `json:"icon_url"`
+	IconUrlLarge string `json:"icon_url_large"`
+	IconDragUrl  string `json:"icon_drag_url"`
+
+	Name           string
+	MarketName     string `json:"market_name"`
+	MarketHashName string `json:"market_hash_name"`
+
+	// Colors in hex, for example `B2B2B2`
+	NameColor       string `json:"name_color"`
+	BackgroundColor string `json:"background_color"`
+
+	Type string
+
+	Tradable                  jsont.UintBool
+	Marketable                jsont.UintBool
+	Commodity                 jsont.UintBool
+	MarketTradableRestriction uint32 `json:"market_tradable_restriction,string"`
+
+	Descriptions DescriptionLines
+	Actions      []*Action
+	// Application-specific data, like "def_index" and "quality" for TF2
+	AppData map[string]string
+	Tags    []*Tag
+}
+
+type DescriptionLines []*DescriptionLine
+
+func (d *DescriptionLines) UnmarshalJSON(data []byte) error {
+	if bytes.Equal(data, []byte(`""`)) {
+		return nil
+	}
+	return json.Unmarshal(data, (*[]*DescriptionLine)(d))
+}
+
+type DescriptionLine struct {
+	Value string
+	Type  *string // Is `html` for HTML descriptions
+	Color *string
+}
+
+type Action struct {
+	Name string
+	Link string
+}
+
+type AppInfo struct {
+	AppId uint32
+	Name  string
+	Icon  string
+	Link  string
+}
+
+type Tag struct {
+	InternalName string `json:internal_name`
+	Name         string
+	Category     string
+	CategoryName string `json:category_name`
+}

vendor/github.com/Philipp15b/go-steam/economy/inventory/inventory_apps.go

@@ -0,0 +1,79 @@
+package inventory
+
+import (
+	"encoding/json"
+	"fmt"
+	"github.com/Philipp15b/go-steam/steamid"
+	"io/ioutil"
+	"net/http"
+	"regexp"
+	"strconv"
+)
+
+type InventoryApps map[string]*InventoryApp
+
+func (i *InventoryApps) Get(appId uint32) (*InventoryApp, error) {
+	iMap := (map[string]*InventoryApp)(*i)
+	if inventoryApp, ok := iMap[strconv.FormatUint(uint64(appId), 10)]; ok {
+		return inventoryApp, nil
+	}
+	return nil, fmt.Errorf("inventory app not found")
+}
+
+func (i *InventoryApps) ToMap() map[string]*InventoryApp {
+	return (map[string]*InventoryApp)(*i)
+}
+
+type InventoryApp struct {
+	AppId            uint32
+	Name             string
+	Icon             string
+	Link             string
+	AssetCount       uint32   `json:"asset_count"`
+	InventoryLogo    string   `json:"inventory_logo"`
+	TradePermissions string   `json:"trade_permissions"`
+	Contexts         Contexts `json:"rgContexts"`
+}
+
+type Contexts map[string]*Context
+
+func (c *Contexts) Get(contextId uint64) (*Context, error) {
+	cMap := (map[string]*Context)(*c)
+	if context, ok := cMap[strconv.FormatUint(contextId, 10)]; ok {
+		return context, nil
+	}
+	return nil, fmt.Errorf("context not found")
+}
+
+func (c *Contexts) ToMap() map[string]*Context {
+	return (map[string]*Context)(*c)
+}
+
+type Context struct {
+	ContextId  uint64 `json:"id,string"`
+	AssetCount uint32 `json:"asset_count"`
+	Name       string
+}
+
+func GetInventoryApps(client *http.Client, steamId steamid.SteamId) (InventoryApps, error) {
+	resp, err := http.Get("http://steamcommunity.com/profiles/" + steamId.ToString() + "/inventory/")
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+	respBody, err := ioutil.ReadAll(resp.Body)
+	if err != nil {
+		return nil, err
+	}
+	reg := regexp.MustCompile("var g_rgAppContextData = (.*?);")
+	inventoryAppsMatches := reg.FindSubmatch(respBody)
+	if inventoryAppsMatches == nil {
+		return nil, fmt.Errorf("profile inventory not found in steam response")
+	}
+	var inventoryApps InventoryApps
+	if err = json.Unmarshal(inventoryAppsMatches[1], &inventoryApps); err != nil {
+		return nil, err
+	}
+
+	return inventoryApps, nil
+}

vendor/github.com/Philipp15b/go-steam/economy/inventory/own.go

@@ -0,0 +1,28 @@
+package inventory
+
+import (
+	"fmt"
+	"net/http"
+	"strconv"
+)
+
+func GetPartialOwnInventory(client *http.Client, contextId uint64, appId uint32, start *uint) (*PartialInventory, error) {
+	// TODO: the "trading" parameter can be left off to return non-tradable items too
+	url := fmt.Sprintf("http://steamcommunity.com/my/inventory/json/%d/%d?trading=1", appId, contextId)
+	if start != nil {
+		url += "&start=" + strconv.FormatUint(uint64(*start), 10)
+	}
+	req, err := http.NewRequest("GET", url, nil)
+	if err != nil {
+		panic(err)
+	}
+	return DoInventoryRequest(client, req)
+}
+
+func GetOwnInventory(client *http.Client, contextId uint64, appId uint32) (*Inventory, error) {
+	return GetFullInventory(func() (*PartialInventory, error) {
+		return GetPartialOwnInventory(client, contextId, appId, nil)
+	}, func(start uint) (*PartialInventory, error) {
+		return GetPartialOwnInventory(client, contextId, appId, &start)
+	})
+}

vendor/github.com/Philipp15b/go-steam/economy/inventory/partial.go

@@ -0,0 +1,91 @@
+package inventory
+
+import (
+	"bytes"
+	"encoding/json"
+	"errors"
+	"net/http"
+)
+
+// A partial inventory as sent by the Steam API.
+type PartialInventory struct {
+	Success bool
+	Error   string
+	Inventory
+	More      bool
+	MoreStart MoreStart `json:"more_start"`
+}
+
+type MoreStart uint
+
+func (m *MoreStart) UnmarshalJSON(data []byte) error {
+	if bytes.Equal(data, []byte("false")) {
+		return nil
+	}
+	return json.Unmarshal(data, (*uint)(m))
+}
+
+func DoInventoryRequest(client *http.Client, req *http.Request) (*PartialInventory, error) {
+	resp, err := client.Do(req)
+	if err != nil {
+		return nil, err
+	}
+	defer resp.Body.Close()
+
+	inv := new(PartialInventory)
+	err = json.NewDecoder(resp.Body).Decode(inv)
+	if err != nil {
+		return nil, err
+	}
+	return inv, nil
+}
+
+func GetFullInventory(getFirst func() (*PartialInventory, error), getNext func(start uint) (*PartialInventory, error)) (*Inventory, error) {
+	first, err := getFirst()
+	if err != nil {
+		return nil, err
+	}
+	if !first.Success {
+		return nil, errors.New("GetFullInventory API call failed: " + first.Error)
+	}
+
+	result := &first.Inventory
+	var next *PartialInventory
+	for latest := first; latest.More; latest = next {
+		next, err := getNext(uint(latest.MoreStart))
+		if err != nil {
+			return nil, err
+		}
+		if !next.Success {
+			return nil, errors.New("GetFullInventory API call failed: " + next.Error)
+		}
+
+		result = Merge(result, &next.Inventory)
+	}
+
+	return result, nil
+}
+
+// Merges the given Inventory into a single Inventory.
+// The given slice must have at least one element. The first element of the slice is used
+// and modified.
+func Merge(p ...*Inventory) *Inventory {
+	inv := p[0]
+	for idx, i := range p {
+		if idx == 0 {
+			continue
+		}
+
+		for key, value := range i.Items {
+			inv.Items[key] = value
+		}
+		for key, value := range i.Descriptions {
+			inv.Descriptions[key] = value
+		}
+		for key, value := range i.Currencies {
+			inv.Currencies[key] = value
+		}
+	}
+
+	return inv
+}