refactor: replace VT library with own logic

to get rid of not really useful dependency

check/VirusTotal.go

@@ -7,13 +7,14 @@ import (
 	"encoding/hex"
 	"encoding/json"
 	"fmt"
-	"github.com/VirusTotal/vt-go"
 	"io"
 	"mime/multipart"
 	"net/http"
 )
 
-const endpointFile = "https://www.virustotal.com/api/v3/files/%s"
+const endpointBase = "https://www.virustotal.com/api/v3/"
+const endpointUrl = endpointBase + "urls/%s"
+const endpointFile = endpointBase + "files/%s"
 
 func newRequest(key string, method string, url string, body io.ReadCloser) (*http.Request, error) {
 	var req *http.Request
@@ -47,24 +48,35 @@ func newRequest(key string, method string, url string, body io.ReadCloser) (*htt
 }
 
 func HasVirusTotalWarning(key string, urls []string) bool {
-	vtClient := vt.NewClient(key)
 	for _, url := range urls {
-		if checkVtSingleUrl(vtClient, url) {
+		if checkVtSingleUrl(key, url) {
 			return true
 		}
 	}
 	return false
 }
 
-func checkVtSingleUrl(client *vt.Client, url string) bool {
+func checkVtSingleUrl(key string, url string) bool {
 	urlId := base64.RawURLEncoding.EncodeToString([]byte(url))
-	report, err := client.Get(vt.URL("urls/%s", urlId))
+	req, err := newRequest(key, http.MethodGet, fmt.Sprintf(endpointUrl, urlId), nil)
+	if err != nil {
+		return false
+	}
+	report, err := http.DefaultClient.Do(req)
 	if report == nil || err != nil {
 		return false
 	}
+	var body []byte
+	if body, err = io.ReadAll(report.Body); err != nil {
+		return false
+	}
 	var result map[string]interface{}
-	err = json.Unmarshal(report.Data, &result)
-	attributes := result["attributes"]
+	err = json.Unmarshal(body, &result)
+	data := result["data"]
+	if _, valid := data.(map[string]interface{}); !valid {
+		return false
+	}
+	attributes := data.(map[string]interface{})["attributes"]
 	if _, valid := attributes.(map[string]interface{}); !valid {
 		return false
 	}

go.mod

@@ -3,7 +3,6 @@ module matrix-guardian
 go 1.23
 
 require (
-	github.com/VirusTotal/vt-go v1.0.1
 	github.com/mattn/go-sqlite3 v1.14.24
 	maunium.net/go/mautrix v0.22.0
 )
@@ -13,7 +12,6 @@ require (
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.20 // indirect
 	github.com/rs/zerolog v1.33.0 // indirect
-	github.com/thedevsaddam/gojsonq/v2 v2.5.2 // indirect
 	github.com/tidwall/gjson v1.18.0 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect

go.sum

@@ -1,9 +1,6 @@
 filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
-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/coreos/go-systemd/v22 v22.5.0/go.mod h1:Y58oyj3AT4RCenI/lSvhwexgC+NSVTIJ3seZv2GcEnc=
-github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
 github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
 github.com/godbus/dbus/v5 v5.0.4/go.mod h1:xhWf0FNVPg57R7Z0UbKHbJfkEywrmjJnf7w5xrFpKfA=
@@ -21,12 +18,8 @@ github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZN
 github.com/rs/xid v1.5.0/go.mod h1:trrq9SKmegXys3aeAKXMUTdJsYXVwGY3RLcfgqegfbg=
 github.com/rs/zerolog v1.33.0 h1:1cU2KZkvPxNyfgEmhHAz/1A9Bz+llsdYzklWFzgp0r8=
 github.com/rs/zerolog v1.33.0/go.mod h1:/7mN4D5sKwJLZQ2b/znpjC3/GQWY/xaDXUM0kKWRHss=
-github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
-github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsTg=
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
-github.com/thedevsaddam/gojsonq/v2 v2.5.2 h1:CoMVaYyKFsVj6TjU6APqAhAvC07hTI6IQen8PHzHYY0=
-github.com/thedevsaddam/gojsonq/v2 v2.5.2/go.mod h1:bv6Xa7kWy82uT0LnXPE2SzGqTj33TAEeR560MdJkiXs=
 github.com/tidwall/gjson v1.14.2/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
 github.com/tidwall/gjson v1.18.0 h1:FIDeeyB800efLX89e5a8Y0BNH+LOngJyGrIWxG2FKQY=
 github.com/tidwall/gjson v1.18.0/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
@@ -48,8 +41,6 @@ golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.28.0 h1:Fksou7UEQUWlKvIdsqzJmUmCX3cZuD2+P3XyyzwMhlA=
 golang.org/x/sys v0.28.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
-gopkg.in/check.v1 v0.0.0-20161208181325-20d25e280405/go.mod h1:Co6ibVJAznAaIkqp8huTwlJQCZ016jof/cbN4VW5Yz0=
-gopkg.in/yaml.v3 v3.0.0-20200313102051-9f266ea9e77c/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
 gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 maunium.net/go/mautrix v0.22.0 h1:nLrnLYiMyFV6qZPqpkNogkOPgm2dQTYiQXlu9Nc3rz8=