backend/utils/convert/unicode_json_convert.go

@@ -4,9 +4,6 @@ import (
 	"bytes"
 	"encoding/json"
 	"strings"
-	"unicode"
-	"unicode/utf16"
-	"unicode/utf8"
 )
 
 type UnicodeJsonConvert struct{}
@@ -17,12 +14,20 @@ func (UnicodeJsonConvert) Enable() bool {
 
 func (UnicodeJsonConvert) Decode(str string) (string, bool) {
 	trimedStr := strings.TrimSpace(str)
-	if (strings.HasPrefix(trimedStr, "{") && strings.HasSuffix(trimedStr, "}")) ||
-		(strings.HasPrefix(trimedStr, "[") && strings.HasSuffix(trimedStr, "]")) {
-		var out bytes.Buffer
-		if err := json.Indent(&out, []byte(trimedStr), "", "  "); err == nil {
-			if quoteStr, ok := UnquoteUnicodeJson([]byte(trimedStr)); ok {
-				return string(quoteStr), true
+	if strings.HasPrefix(trimedStr, "{") && strings.HasSuffix(trimedStr, "}") {
+		var obj map[string]any
+		if err := json.Unmarshal([]byte(trimedStr), &obj); err == nil {
+			var out []byte
+			if out, err = json.MarshalIndent(obj, "", " "); err == nil {
+				return string(out), true
+			}
+		}
+	} else if strings.HasPrefix(trimedStr, "[") && strings.HasSuffix(trimedStr, "]") {
+		var arr []any
+		if err := json.Unmarshal([]byte(trimedStr), &arr); err == nil {
+			var out []byte
+			if out, err = json.MarshalIndent(arr, "", " "); err == nil {
+				return string(out), true
 			}
 		}
 	}
@@ -36,172 +41,3 @@ func (UnicodeJsonConvert) Encode(str string) (string, bool) {
 	}
 	return dst.String(), true
 }
-
-func UnquoteUnicodeJson(s []byte) ([]byte, bool) {
-	var unquoted bytes.Buffer
-	r := 0
-	ls := len(s)
-	for r < ls {
-		c := s[r]
-		offset := 1
-		if c == '"' {
-			// find next '"'
-			for ; r+offset < ls; offset++ {
-				if s[r+offset] == '"' && s[r+offset-1] != '\\' {
-					offset += 1
-					if ub, ok := unquoteBytes(s[r : r+offset]); ok {
-						unquoted.WriteByte('"')
-						unquoted.Write(ub)
-						unquoted.WriteByte('"')
-					} else {
-						return nil, false
-					}
-					break
-				}
-			}
-			// can not find close '"' until reach to the end of content
-			if r+offset >= ls {
-				return nil, false
-			}
-		} else {
-			unquoted.WriteByte(c)
-		}
-		r += offset
-	}
-	return unquoted.Bytes(), true
-}
-
-func getu4(s []byte) rune {
-	if len(s) < 6 || s[0] != '\\' || s[1] != 'u' {
-		return -1
-	}
-	var r rune
-	for _, c := range s[2:6] {
-		switch {
-		case '0' <= c && c <= '9':
-			c = c - '0'
-		case 'a' <= c && c <= 'f':
-			c = c - 'a' + 10
-		case 'A' <= c && c <= 'F':
-			c = c - 'A' + 10
-		default:
-			return -1
-		}
-		r = r*16 + rune(c)
-	}
-	return r
-}
-
-func unquoteBytes(s []byte) (t []byte, ok bool) {
-	if len(s) < 2 || s[0] != '"' || s[len(s)-1] != '"' {
-		return
-	}
-	s = s[1 : len(s)-1]
-
-	// Check for unusual characters. If there are none,
-	// then no unquoting is needed, so return a slice of the
-	// original bytes.
-	r := 0
-	for r < len(s) {
-		c := s[r]
-		if c == '\\' || c == '"' || c < ' ' {
-			break
-		}
-		if c < utf8.RuneSelf {
-			r++
-			continue
-		}
-		rr, size := utf8.DecodeRune(s[r:])
-		if rr == utf8.RuneError && size == 1 {
-			break
-		}
-		r += size
-	}
-	if r == len(s) {
-		return s, true
-	}
-
-	b := make([]byte, len(s)+2*utf8.UTFMax)
-	w := copy(b, s[0:r])
-	for r < len(s) {
-		// Out of room? Can only happen if s is full of
-		// malformed UTF-8 and we're replacing each
-		// byte with RuneError.
-		if w >= len(b)-2*utf8.UTFMax {
-			nb := make([]byte, (len(b)+utf8.UTFMax)*2)
-			copy(nb, b[0:w])
-			b = nb
-		}
-		switch c := s[r]; {
-		case c == '\\':
-			r++
-			if r >= len(s) {
-				return
-			}
-			switch s[r] {
-			default:
-				return
-			case '"', '\\', '/', '\'':
-				b[w] = s[r]
-				r++
-				w++
-			case 'b':
-				b[w] = '\b'
-				r++
-				w++
-			case 'f':
-				b[w] = '\f'
-				r++
-				w++
-			case 'n':
-				b[w] = '\n'
-				r++
-				w++
-			case 'r':
-				b[w] = '\r'
-				r++
-				w++
-			case 't':
-				b[w] = '\t'
-				r++
-				w++
-			case 'u':
-				r--
-				rr := getu4(s[r:])
-				if rr < 0 {
-					return
-				}
-				r += 6
-				if utf16.IsSurrogate(rr) {
-					rr1 := getu4(s[r:])
-					if dec := utf16.DecodeRune(rr, rr1); dec != unicode.ReplacementChar {
-						// A valid pair; consume.
-						r += 6
-						w += utf8.EncodeRune(b[w:], dec)
-						break
-					}
-					// Invalid surrogate; fall back to replacement rune.
-					rr = unicode.ReplacementChar
-				}
-				w += utf8.EncodeRune(b[w:], rr)
-			}
-
-		// Quote, control characters are invalid.
-		case c == '"', c < ' ':
-			return
-
-		// ASCII
-		case c < utf8.RuneSelf:
-			b[w] = c
-			r++
-			w++
-
-		// Coerce to well-formed UTF-8.
-		default:
-			rr, size := utf8.DecodeRune(s[r:])
-			r += size
-			w += utf8.EncodeRune(b[w:], rr)
-		}
-	}
-	return b[0:w], true
-}

frontend/src/components/content_value/ContentSlog.vue

@@ -216,6 +216,7 @@ const onListLimitChanged = (limit) => {
             class="flex-item-expand"
             flex-height
             striped
+            virtual-scroll
             @update:sorter="({ order }) => (data.sortOrder = order)" />
     </div>
 </template>