feat: sql解析器替换、工单统一由‘我的流程’发起、流程定义支持自定义条件触发审批、资源隐藏编号、model支持物理删除等

server/internal/db/dbm/sqlparser/sqlstmt/quote_char.go

@@ -0,0 +1,76 @@
+package sqlstmt
+
+import "strings"
+
+type QuoteChar struct {
+	StartDelimiter string
+	EndDelimiter   string
+}
+
+/**
+ * Wrap value with quote character.
+ *
+ * @param value value to be wrapped
+ * @return wrapped value
+ */
+func (qc *QuoteChar) Wrap(value string) string {
+	return qc.StartDelimiter + value + qc.EndDelimiter
+}
+
+/**
+ * Unwrap value with quote character.
+ *
+ * @param value value to be unwrapped
+ * @return unwrapped value
+ */
+func (qc *QuoteChar) Unwrap(value string) string {
+	if qc.IsWrapped(value) {
+		return value[len(qc.StartDelimiter) : len(value)-len(qc.EndDelimiter)]
+	}
+	return value
+}
+
+/**
+ * Is wrapped by quote character.
+ *
+ * @param value value to be judged
+ * @return is wrapped or not
+ */
+func (qc *QuoteChar) IsWrapped(value string) bool {
+	return strings.HasPrefix(value, qc.StartDelimiter) && strings.HasSuffix(value, qc.EndDelimiter)
+}
+
+func NewQuoteChar(startDelimiter, endDelimiter string) *QuoteChar {
+	return &QuoteChar{
+		StartDelimiter: startDelimiter,
+		EndDelimiter:   endDelimiter,
+	}
+}
+
+var (
+	BACK_QUOTE   = NewQuoteChar("`", "`")
+	SINGLE_QUOTE = NewQuoteChar("'", "'")
+	QUOTE        = NewQuoteChar("\"", "\"")
+	BRACKETS     = NewQuoteChar("[", "]")
+	PARENTHESES  = NewQuoteChar("(", ")")
+	NONE         = NewQuoteChar("", "")
+
+	BY_FIRST_CHAR = map[string]*QuoteChar{
+		BACK_QUOTE.StartDelimiter:   BACK_QUOTE,
+		SINGLE_QUOTE.StartDelimiter: SINGLE_QUOTE,
+		QUOTE.StartDelimiter:        QUOTE,
+		BRACKETS.StartDelimiter:     BRACKETS,
+		PARENTHESES.StartDelimiter:  PARENTHESES,
+	}
+)
+
+func GetQuoteChar(value string) *QuoteChar {
+	if value == "" {
+		return NONE
+	}
+	if qc := BY_FIRST_CHAR[value[0:1]]; qc != nil {
+		return qc
+	} else {
+		return NONE
+	}
+}