ifEsle node add regex match (#8007)

api/core/workflow/nodes/if_else/entities.py

@@ -12,7 +12,7 @@ class Condition(BaseModel):
     variable_selector: list[str]
     comparison_operator: Literal[
         # for string or array
-        "contains", "not contains", "start with", "end with", "is", "is not", "empty", "not empty",
+        "contains", "not contains", "start with", "end with", "is", "is not", "empty", "not empty", "regex match",
             # for number
         "=", "≠", ">", "<", "≥", "≤", "null", "not null"
     ]

api/core/workflow/nodes/if_else/if_else_node.py

@@ -1,3 +1,4 @@
+import re
 from collections.abc import Sequence
 from typing import Optional, cast
 
@@ -136,6 +137,8 @@ class IfElseNode(BaseNode):
             return self._assert_null(actual_value)
         elif comparison_operator == "not null":
             return self._assert_not_null(actual_value)
+        elif comparison_operator == "regex match":
+            return self._assert_regex_match(actual_value, expected_value)
         else:
             raise ValueError(f"Invalid comparison operator: {comparison_operator}")
 
@@ -285,6 +288,21 @@ class IfElseNode(BaseNode):
             return True
         return False
 
+    def _assert_regex_match(self, actual_value: Optional[str], expected_value: str) -> bool:
+        """
+        Assert empty
+        :param actual_value: actual value
+        :return:
+        """
+        if actual_value is None:
+            return False
+
+        pattern = re.compile(expected_value)
+        regex_result = pattern.findall(actual_value)
+        if len(regex_result) > 0:
+            return True
+        return False
+
     def _assert_not_empty(self, actual_value: Optional[str]) -> bool:
         """
         Assert not empty