feat: follow XDG Base Directory Specification

cmd/init.go

@@ -17,10 +17,9 @@ import (
 	"encoding/gob"
 	"fmt"
 	"os"
-	"path"
 
 	vt "github.com/VirusTotal/vt-go"
-	"github.com/mitchellh/go-homedir"
+	"github.com/adrg/xdg"
 	"github.com/spf13/cobra"
 )
 
@@ -51,7 +50,7 @@ func NewInitCmd() *cobra.Command {
 
 		Run: func(cmd *cobra.Command, args []string) {
 
-			fmt.Printf(vtBanner)
+			fmt.Print(vtBanner)
 
 			apiKey := cmd.Flags().Lookup("apikey").Value.String()
 
@@ -68,13 +67,13 @@ func NewInitCmd() *cobra.Command {
 				os.Exit(1)
 			}
 
-			dir, err := homedir.Dir()
+			relCache, err := xdg.CacheFile("vt-cli/relationships")
 			if err != nil {
 				fmt.Fprintln(os.Stderr, err)
 				os.Exit(1)
 			}
 
-			relCacheFile, err := os.Create(path.Join(dir, ".vt.relationships.cache"))
+			relCacheFile, err := os.Create(relCache)
 			if err != nil {
 				fmt.Fprintln(os.Stderr, err)
 				os.Exit(1)
@@ -88,7 +87,12 @@ func NewInitCmd() *cobra.Command {
 				os.Exit(1)
 			}
 
-			configFilePath := path.Join(dir, ".vt.toml")
+			configFilePath, err := xdg.ConfigFile("vt-cli/vt.toml")
+			if err != nil {
+				fmt.Fprintln(os.Stderr, err)
+				os.Exit(1)
+			}
+
 			configFile, err := os.Create(configFilePath)
 			if err != nil {
 				fmt.Fprintln(os.Stderr, err)

cmd/privileges.go

@@ -11,7 +11,7 @@ import (
 
 func NewPrivilegeCmd(target string) *cobra.Command {
 	cmd := &cobra.Command{
-		Use: "privileges",
+		Use:   "privileges",
 		Short: fmt.Sprintf("Change %s privileges", target),
 	}
 
@@ -21,23 +21,22 @@ func NewPrivilegeCmd(target string) *cobra.Command {
 	return cmd
 }
 
-
 type Privilege struct {
-	Granted bool `json:"granted"`
+	Granted        bool  `json:"granted"`
 	ExpirationDate int64 `json:"expiration_date"`
 }
 
 type Privileges map[string]Privilege
 
 func NewPrivilegeGrantCmd(target string) *cobra.Command {
 	cmd := &cobra.Command{
-		Use: fmt.Sprintf("grant [%sname] [privilege]...", target),
-		Short: fmt.Sprintf("Grant privileges to a %s", target),
+		Use:     fmt.Sprintf("grant [%sname] [privilege]...", target),
+		Short:   fmt.Sprintf("Grant privileges to a %s", target),
 		Example: fmt.Sprintf("  vt %s privileges grant my%s intelligence downloads-tier-2", target, target),
-		Args: cobra.MinimumNArgs(2),
+		Args:    cobra.MinimumNArgs(2),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			var expirationDate int64
-			if expiration:= viper.GetString("expiration"); expiration != "" {
+			if expiration := viper.GetString("expiration"); expiration != "" {
 				var err error
 				expirationDate, err = strconv.ParseInt(expiration, 10, 64)
 				if err != nil {
@@ -68,18 +67,18 @@ func NewPrivilegeGrantCmd(target string) *cobra.Command {
 		},
 	}
 
-	cmd.Flags().StringP("" +
+	cmd.Flags().StringP(""+
 		"expiration", "e", "",
 		"expiration time for the granted privileges (UNIX timestamp or YYYY-MM-DD)")
 	return cmd
 }
 
 func NewPrivilegeRevokeCmd(target string) *cobra.Command {
 	return &cobra.Command{
-		Use: fmt.Sprintf("revoke [%sname] [privilege]...", target),
-		Short: fmt.Sprintf("Revoke privileges from a %s", target),
+		Use:     fmt.Sprintf("revoke [%sname] [privilege]...", target),
+		Short:   fmt.Sprintf("Revoke privileges from a %s", target),
 		Example: fmt.Sprintf("  vt %s privileges revoke my%s intelligence downloads-tier-2", target, target),
-		Args: cobra.MinimumNArgs(2),
+		Args:    cobra.MinimumNArgs(2),
 		RunE: func(cmd *cobra.Command, args []string) error {
 			privileges := Privileges{}
 			for _, arg := range args[1:] {

cmd/relationship.go

@@ -19,20 +19,23 @@ import (
 	"fmt"
 	"github.com/VirusTotal/vt-cli/utils"
 	"os"
-	"path"
 	"sync"
 
 	vt "github.com/VirusTotal/vt-go"
-	homedir "github.com/mitchellh/go-homedir"
+	"github.com/adrg/xdg"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
 
 var objectRelationshipsMap map[string][]vt.RelationshipMeta
 
 func init() {
-	home, _ := homedir.Dir()
-	f, err := os.Open(path.Join(home, ".vt.relationships.cache"))
+	cachePath, err := xdg.SearchCacheFile("vt-cli/relationships")
+	if err != nil {
+		return
+	}
+
+	f, err := os.Open(cachePath)
 	if err == nil {
 		defer f.Close()
 		dec := gob.NewDecoder(f)

cmd/url.go

@@ -35,7 +35,6 @@ var urlCmdExample = `  vt url https://www.virustotal.com
   vt url f1177df4692356280844e1d5af67cc4a9eccecf77aa61c229d483b7082c70a8e
   cat list_of_urls | vt url -`
 
-
 // Regular expressions used for validating a URL identifier.
 var urlID = regexp.MustCompile(`[0-9a-fA-F]{64}`)
 
@@ -55,7 +54,7 @@ func NewURLCmd() *cobra.Command {
 			}
 			r := utils.NewMappedStringReader(
 				utils.StringReaderFromCmdArgs(args),
-				func (url string) string {
+				func(url string) string {
 					if urlID.MatchString(url) {
 						// The user provided a URL identifier as returned by
 						// VirusTotal's API, which consists in the URL's SHA-256.

go.mod

@@ -4,14 +4,14 @@ go 1.22.0
 
 require (
 	github.com/VirusTotal/vt-go v1.0.1
+	github.com/adrg/xdg v0.5.3
 	github.com/briandowns/spinner v1.23.1
 	github.com/cavaliergopher/grab/v3 v3.0.1
 	github.com/dustin/go-humanize v1.0.1
 	github.com/fatih/color v1.17.0
 	github.com/gobwas/glob v0.2.3
 	github.com/gosuri/uitable v0.0.4
 	github.com/k0kubun/go-ansi v0.0.0-20180517002512-3bf9e2903213
-	github.com/mitchellh/go-homedir v1.1.0
 	github.com/plusvic/go-ansi v0.0.0-20180516115420-9879244c4340
 	github.com/spf13/cobra v1.8.1
 	github.com/spf13/pflag v1.0.5
@@ -45,7 +45,7 @@ require (
 	go.uber.org/atomic v1.9.0 // indirect
 	go.uber.org/multierr v1.9.0 // indirect
 	golang.org/x/exp v0.0.0-20230905200255-921286631fa9 // indirect
-	golang.org/x/sys v0.18.0 // indirect
+	golang.org/x/sys v0.26.0 // indirect
 	golang.org/x/term v0.1.0 // indirect
 	golang.org/x/text v0.14.0 // indirect
 	gopkg.in/ini.v1 v1.67.0 // indirect

go.sum

@@ -1,5 +1,7 @@
 github.com/VirusTotal/vt-go v1.0.1 h1:rj/qugIY8XNC6ogwOaeJAGCOsb3nmY63+yuDMtHOx0Q=
 github.com/VirusTotal/vt-go v1.0.1/go.mod h1:u1+HeRyl/gQs67eDgVEWNE7+x+zCyXhdtNVrRJR5YPE=
+github.com/adrg/xdg v0.5.3 h1:xRnxJXne7+oWDatRhR1JLnvuccuIeCoBu2rtuLqQB78=
+github.com/adrg/xdg v0.5.3/go.mod h1:nlTsY+NNiCBGCK2tpm09vRqfVzrc2fLmXGpBLF0zlTQ=
 github.com/briandowns/spinner v1.23.1 h1:t5fDPmScwUjozhDj4FA46p5acZWIPXYE30qW2Ptu650=
 github.com/briandowns/spinner v1.23.1/go.mod h1:LaZeM4wm2Ywy6vO571mvhQNRcWfRUnXOs0RcKV0wYKM=
 github.com/cavaliergopher/grab/v3 v3.0.1 h1:4z7TkBfmPjmLAAmkkAZNX/6QJ1nNFdv3SdIHXju0Fr4=
@@ -43,8 +45,6 @@ github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWE
 github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
 github.com/mattn/go-runewidth v0.0.16 h1:E5ScNMtiwvlvB5paMFdw9p4kSQzbXFikJ5SQO6TULQc=
 github.com/mattn/go-runewidth v0.0.16/go.mod h1:Jdepj2loyihRzMpdS35Xk/zdY8IAYHsh153qUoGf23w=
-github.com/mitchellh/go-homedir v1.1.0 h1:lukF9ziXFxDFPkA1vsr5zpc1XuPDn/wFntq5mG+4E0Y=
-github.com/mitchellh/go-homedir v1.1.0/go.mod h1:SfyaCUpYCn1Vlf4IUYiD9fPX4A5wJrkLzIz1N1q0pr0=
 github.com/mitchellh/mapstructure v1.5.0 h1:jeMsZIYE/09sWLaz43PL7Gy6RuMjD2eJVyuac5Z2hdY=
 github.com/mitchellh/mapstructure v1.5.0/go.mod h1:bFUtVrKA4DC2yAKiSyO/QUcy7e+RRV2QTWOzhPopBRo=
 github.com/pelletier/go-toml/v2 v2.2.2 h1:aYUidT7k73Pcl9nb2gScu7NSrKCSHIDE89b3+6Wq+LM=
@@ -101,8 +101,8 @@ golang.org/x/sync v0.6.0 h1:5BMeUDZ7vkXGfEr1x9B4bRcTH4lpkTkpdh0T/J+qjbQ=
 golang.org/x/sync v0.6.0/go.mod h1:Czt+wKu1gCyEFDUtn0jG5QVvpJ6rzVqr5aXyt9drQfk=
 golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
-golang.org/x/sys v0.18.0 h1:DBdB3niSjOA/O0blCZBqDefyWNYveAYMNF1Wum0DYQ4=
-golang.org/x/sys v0.18.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/sys v0.26.0 h1:KHjCJyddX0LoSTb3J+vWpupP9p0oznkqVk/IfjymZbo=
+golang.org/x/sys v0.26.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
 golang.org/x/term v0.1.0 h1:g6Z6vPFA9dYBAF7DWcH6sCcOntplXsDKcliusYijMlw=
 golang.org/x/term v0.1.0/go.mod h1:jbD1KX2456YbFQfuXm/mYQcufACuNUgVhRMnK/tPxf8=
 golang.org/x/text v0.14.0 h1:ScX5w1eTa3QqT8oi6+ziP7dTV1S2+ALU0bI+0zXKWiQ=

utils/filter.go

@@ -25,19 +25,18 @@ import (
 // excluding keys matching any of the patterns in "exclude". The logic for
 // determining if a key matches the pattern goes as follow:
 //
-// * The path for the key is computed. If the key is in the top-level map its
-//   path is the key itself, if the key is contained within a nested map its
-//   path is the concatenation of the parent's path and the key, using a dot (.)
-//   as a separator. The path for "key" in {a:{b:{key:val}}} is a.b.key.
+//   - The path for the key is computed. If the key is in the top-level map its
+//     path is the key itself, if the key is contained within a nested map its
+//     path is the concatenation of the parent's path and the key, using a dot (.)
+//     as a separator. The path for "key" in {a:{b:{key:val}}} is a.b.key.
 //
-// * The path is matched against the pattern, which can contain asterisks (*)
-//   as a placeholder for any character different from a dot (.) and ** as a
-//   placeholder for any character including a dot. For more information go to:
-//   https://godoc.org/github.com/gobwas/glob#Compile
-//
-// * If the path matches any pattern in "include" the key is included in the
-//   resulting map, as long as it doesn't match a pattern in "exclude".
+//   - The path is matched against the pattern, which can contain asterisks (*)
+//     as a placeholder for any character different from a dot (.) and ** as a
+//     placeholder for any character including a dot. For more information go to:
+//     https://godoc.org/github.com/gobwas/glob#Compile
 //
+//   - If the path matches any pattern in "include" the key is included in the
+//     resulting map, as long as it doesn't match a pattern in "exclude".
 func FilterMap(m map[string]interface{}, include, exclude []string) map[string]interface{} {
 	includeGlob := make([]glob.Glob, len(include))
 	excludeGlob := make([]glob.Glob, len(exclude))

utils/filter_test.go

@@ -3,7 +3,7 @@
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//     http://www.apache.org/licenses/LICENSE-2.0
+//	http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ -77,9 +77,7 @@ var testCases = []testCase{
 		include: []string{"foo"},
 		exclude: []string{"**.quux"},
 		input:   testMap,
-		output: map[string]interface{}{
-
-		},
+		output:  map[string]interface{}{},
 	},
 
 	testCase{

utils/pqueue_test.go

@@ -3,7 +3,7 @@
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//     http://www.apache.org/licenses/LICENSE-2.0
+//	http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,

vt/main.go

@@ -14,30 +14,25 @@
 package main
 
 import (
-	"fmt"
 	"os"
+	"path"
 
 	"github.com/VirusTotal/vt-cli/cmd"
-	homedir "github.com/mitchellh/go-homedir"
+	"github.com/adrg/xdg"
 	"github.com/spf13/cobra"
 	"github.com/spf13/viper"
 )
 
 // initConfig reads in config file and ENV variables if set.
 func initConfig() {
 
-	// Find home directory.
-	home, err := homedir.Dir()
-	if err != nil {
-		fmt.Fprintln(os.Stderr, err)
-		os.Exit(1)
+	// Search config in XDG config directory and current directory
+	for _, v := range xdg.ConfigDirs {
+		viper.AddConfigPath(path.Join(v, "vt-cli"))
 	}
-
-	// Search config in home directory and current directory
-	viper.AddConfigPath(home)
 	viper.AddConfigPath(".")
-	// Config file must be named .vt + format extension (.toml, .json, etc)
-	viper.SetConfigName(".vt")
+	// Config file must be named vt + format extension (.toml, .json, etc)
+	viper.SetConfigName("vt")
 
 	// The prefix for all environment variables will be VTCLI_. Examples:
 	// VTCLI_PROXY, VTCLI_APIKEY.

yaml/yaml.go

@@ -145,7 +145,7 @@ func (enc *Encoder) encodeMap(m reflect.Value, indent int, prefix string) (err e
 		// If the key is an empty string or starts with some non-letter character
 		// let's enclose the key in double quotes.
 		firstChar, kLen := utf8.DecodeRuneInString(k.String())
-		if kLen == 0 || (firstChar != '_' && !unicode.IsLetter(firstChar))  {
+		if kLen == 0 || (firstChar != '_' && !unicode.IsLetter(firstChar)) {
 			keyPrinter(enc.w, "\"%s\": ", k)
 		} else {
 			keyPrinter(enc.w, "%s: ", k)

yaml/yaml_test.go

@@ -3,7 +3,7 @@
 // you may not use this file except in compliance with the License.
 // You may obtain a copy of the License at
 //
-//     http://www.apache.org/licenses/LICENSE-2.0
+//	http://www.apache.org/licenses/LICENSE-2.0
 //
 // Unless required by applicable law or agreed to in writing, software
 // distributed under the License is distributed on an "AS IS" BASIS,
@@ -98,7 +98,7 @@ var tests = []T{
 			"uno":  "1",
 			"dos":  "2",
 			"tres": "3",
-			"": "",
+			"":     "",
 			"#foo": "foo",
 			"|foo": "foo",
 			"_foo": "foo",
@@ -180,7 +180,7 @@ var tests = []T{
 		},
 		yaml: Y(fmt.Sprintf(`
 			Foo_date: 10000  # %v
-			`,  time.Unix(10000, 0))),
+			`, time.Unix(10000, 0))),
 	},
 	{
 		data: struct {
@@ -190,7 +190,7 @@ var tests = []T{
 		},
 		yaml: Y(fmt.Sprintf(`
 			Bar_date: 10000  # %v
-			`,  time.Unix(10000, 0))),
+			`, time.Unix(10000, 0))),
 	},
 	{
 		data: struct {
@@ -200,7 +200,7 @@ var tests = []T{
 		},
 		yaml: Y(fmt.Sprintf(`
 			Baz_date: 1.618312811e+09  # %v
-			`,  time.Unix(1618312811, 0))),
+			`, time.Unix(1618312811, 0))),
 	},
 }