Add resolution to extract domain-like objects from phrases.

Core/Resolutions/Core/DomainFromPhrase.py

@@ -0,0 +1,37 @@
+#!/usr/bin/env python3
+
+
+class DomainFromPhrase:
+    name = "Domain From Phrase"
+    category = "String Operations"
+    description = "Extract domain-like objects from a phrase."
+    originTypes = {'Phrase'}
+    resultTypes = {'Domain'}
+
+    parameters = {}
+
+    def resolution(self, entityJsonList, parameters):
+        import re
+
+        domainRegex = re.compile(
+            r'^(([a-zA-Z]{1})|([a-zA-Z]{1}[a-zA-Z]{1})|'
+            r'([a-zA-Z]{1}[0-9]{1})|([0-9]{1}[a-zA-Z]{1})|'
+            r'([a-zA-Z0-9][-_.a-zA-Z0-9]{0,61}[a-zA-Z0-9]))\.'
+            r'([a-zA-Z]{2,13}|[a-zA-Z0-9-]{2,30}.[a-zA-Z]{2,3})$'
+        )
+        wordChar = re.compile(r'\w')
+
+        returnResults = []
+
+        for entity in entityJsonList:
+            primaryField = entity['Phrase'].lower()
+            for entityChunk in primaryField.split():
+                while wordChar.match(entityChunk[-1]) is None:
+                    entityChunk = entityChunk[:-1]
+                if domainRegex.match(entityChunk):
+                    returnResults.append([{'Domain Name': primaryField,
+                                           'Entity Type': 'Domain'},
+                                          {entity['uid']: {'Resolution': 'Phrase To Domain',
+                                                           'Notes': ''}}])
+
+        return returnResults