Migrate to use jsoniter instead of encoding/json (#14841)

* Migrate to use jsoniter

* fix tests

* update gitea.com/go-chi/binding

Signed-off-by: Andrew Thornton <art27@cantab.net>
Co-authored-by: 6543 <6543@obermui.de>

modules/private/hook.go

@@ -5,7 +5,6 @@
 package private
 
 import (
-	"encoding/json"
 	"fmt"
 	"net/http"
 	"net/url"
@@ -13,6 +12,7 @@ import (
 	"time"
 
 	"code.gitea.io/gitea/modules/setting"
+	jsoniter "github.com/json-iterator/go"
 )
 
 // Git environment variables
@@ -80,6 +80,7 @@ func HookPreReceive(ownerName, repoName string, opts HookOptions) (int, string)
 	)
 	req := newInternalRequest(reqURL, "POST")
 	req = req.Header("Content-Type", "application/json")
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	jsonBytes, _ := json.Marshal(opts)
 	req.Body(jsonBytes)
 	req.SetTimeout(60*time.Second, time.Duration(60+len(opts.OldCommitIDs))*time.Second)
@@ -106,6 +107,7 @@ func HookPostReceive(ownerName, repoName string, opts HookOptions) (*HookPostRec
 	req := newInternalRequest(reqURL, "POST")
 	req = req.Header("Content-Type", "application/json")
 	req.SetTimeout(60*time.Second, time.Duration(60+len(opts.OldCommitIDs))*time.Second)
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	jsonBytes, _ := json.Marshal(opts)
 	req.Body(jsonBytes)
 	resp, err := req.Response()

modules/private/internal.go

@@ -6,13 +6,13 @@ package private
 
 import (
 	"crypto/tls"
-	"encoding/json"
 	"fmt"
 	"net"
 	"net/http"
 
 	"code.gitea.io/gitea/modules/httplib"
 	"code.gitea.io/gitea/modules/setting"
+	jsoniter "github.com/json-iterator/go"
 )
 
 func newRequest(url, method string) *httplib.Request {
@@ -27,6 +27,7 @@ type Response struct {
 
 func decodeJSONError(resp *http.Response) *Response {
 	var res Response
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	err := json.NewDecoder(resp.Body).Decode(&res)
 	if err != nil {
 		res.Err = err.Error()

modules/private/mail.go

@@ -5,12 +5,12 @@
 package private
 
 import (
-	"encoding/json"
 	"fmt"
 	"io/ioutil"
 	"net/http"
 
 	"code.gitea.io/gitea/modules/setting"
+	jsoniter "github.com/json-iterator/go"
 )
 
 // Email structure holds a data for sending general emails
@@ -32,6 +32,7 @@ func SendEmail(subject, message string, to []string) (int, string) {
 
 	req := newInternalRequest(reqURL, "POST")
 	req = req.Header("Content-Type", "application/json")
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	jsonBytes, _ := json.Marshal(Email{
 		Subject: subject,
 		Message: message,

modules/private/manager.go

@@ -5,13 +5,13 @@
 package private
 
 import (
-	"encoding/json"
 	"fmt"
 	"net/http"
 	"net/url"
 	"time"
 
 	"code.gitea.io/gitea/modules/setting"
+	jsoniter "github.com/json-iterator/go"
 )
 
 // Shutdown calls the internal shutdown function
@@ -65,6 +65,7 @@ func FlushQueues(timeout time.Duration, nonBlocking bool) (int, string) {
 		req.SetTimeout(timeout+10*time.Second, timeout+10*time.Second)
 	}
 	req = req.Header("Content-Type", "application/json")
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	jsonBytes, _ := json.Marshal(FlushOptions{
 		Timeout:     timeout,
 		NonBlocking: nonBlocking,
@@ -151,6 +152,7 @@ func AddLogger(group, name, mode string, config map[string]interface{}) (int, st
 
 	req := newInternalRequest(reqURL, "POST")
 	req = req.Header("Content-Type", "application/json")
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	jsonBytes, _ := json.Marshal(LoggerOptions{
 		Group:  group,
 		Name:   name,

modules/private/serv.go

@@ -5,13 +5,13 @@
 package private
 
 import (
-	"encoding/json"
 	"fmt"
 	"net/http"
 	"net/url"
 
 	"code.gitea.io/gitea/models"
 	"code.gitea.io/gitea/modules/setting"
+	jsoniter "github.com/json-iterator/go"
 )
 
 // KeyAndOwner is the response from ServNoCommand
@@ -34,6 +34,7 @@ func ServNoCommand(keyID int64) (*models.PublicKey, *models.User, error) {
 	}
 
 	var keyAndOwner KeyAndOwner
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	if err := json.NewDecoder(resp.Body).Decode(&keyAndOwner); err != nil {
 		return nil, nil, err
 	}
@@ -90,6 +91,7 @@ func ServCommand(keyID int64, ownerName, repoName string, mode models.AccessMode
 		return nil, err
 	}
 	defer resp.Body.Close()
+	json := jsoniter.ConfigCompatibleWithStandardLibrary
 	if resp.StatusCode != http.StatusOK {
 		var errServCommand ErrServCommand
 		if err := json.NewDecoder(resp.Body).Decode(&errServCommand); err != nil {