fixed formatXML()

Backend-libXML/Parser.py

@@ -23,7 +23,7 @@ def formatHTML(source: str, prettify: bool) -> str:
         return html.tostring(htmlDoc).decode().replace("\n", "").replace(">    ", ">")
     return etree.tostring(htmlDoc, encoding='unicode', pretty_print=True)
 
-def formatXML(source: str) -> str:
+def formatXML(source: str, prettify: bool) -> str:
     """Method used to format XML
 
     :param source: XML to format
@@ -40,14 +40,20 @@ def formatXML(source: str) -> str:
     if prolog_start != -1:
         prolog_end = source.find("?>") + 2
         prolog = source[prolog_start:prolog_end]
-        source = source[prolog_end: ]
-    
+        source = source[prolog_end:].strip()
+
     byte_input = BytesIO(source.encode("utf-8"))
     parser = etree.XMLParser(remove_blank_text=True)
     xml = etree.parse(byte_input, parser=parser)
 
-    return prolog + etree.tostring(xml, pretty_print=False).decode()
+    if prettify:
+        prolog += "\n"
+        return prolog + etree.tostring(xml, pretty_print=True, encoding="utf-8").decode("utf-8")
 
+    raw_xml = etree.tostring(xml, encoding="utf-8").decode("utf-8")
+    raw_xml = " ".join(raw_xml.split())
+
+    return prolog + raw_xml
 
 def xpath(source: str, xpath: str) -> str:
     """
@@ -80,7 +86,6 @@ def xpath(source: str, xpath: str) -> str:
         return result_string, "node"
 
 
-
 def xsd(source: str, xsd: str) -> bool:
     """
     Method used to validate XML string against XSD schema
@@ -101,8 +106,6 @@ def xsd(source: str, xsd: str) -> bool:
     except etree.DocumentInvalid as e:
         return str(e)
 
-    
-    
 def xslt(source: str, xslt: str) -> str:
     """
     Method used to transform XML string using XSLT

Backend-libXML/main.py

@@ -39,7 +39,7 @@ def process_xml(request: request, type: str) -> str:
         # elif (type == "prettify"):
         #     response_json['result'] = Parser.formatXML(data, True)
         elif (type == "minimize"):
-            response_json['result'] = Parser.formatXML(data)
+            response_json['result'] = Parser.formatXML(data, False)
         elif (type == "prettifyHtml"):
             response_json['result'] = Parser.formatHTML(data, True)
         elif (type == "minimizeHtml"):