Format all file if there are no selection regions

indentxml.py

@@ -14,9 +14,6 @@ def is_enabled(self):
         view = self.view
         if view == None:
             return False
-        regionset = view.sel()
-        if len(regionset) == 0 or len(regionset[0]) == 0:
-            return False
         syntax = view.settings().get('syntax')
         language = basename(syntax).replace('.tmLanguage', '').lower() if syntax != None else "plain text"
         return ((language == "xml") or (language == "plain text"))
@@ -26,18 +23,30 @@ def run(self, edit):
         Main plugin logic for the 'indentxml' command.
         """
         view = self.view
-        for region in view.sel():
-            if not region.empty():
-                s = view.substr(region)
-                # convert to plain string without indents and spaces
-                s = re.compile('>\s+([^\s])', re.DOTALL).sub('>\g<1>', s)
-                # replace tags to convince minidom process cdata as text
-                s = s.replace('<![CDATA[', '%CDATAESTART%').replace(']]>', '%CDATAEEND%') 
-                s = parseString(s).toprettyxml()
-                # remove line breaks
-                s = re.compile('>\n\s+([^<>\s].*?)\n\s+</', re.DOTALL).sub('>\g<1></', s)
-                # restore cdata
-                s = s.replace('%CDATAESTART%', '<![CDATA[').replace('%CDATAEEND%', ']]>')
-                # remove xml header
-                s = s.replace("<?xml version=\"1.0\" ?>", "").strip()
-                view.replace(edit, region, s)
+        regions = view.sel()
+        # if there are more than 1 region or region one and it's not empty
+        if len(regions) > 1 or not regions[0].empty():
+                for region in view.sel():
+                    if not region.empty():
+                        s = view.substr(region)
+                        s = self.indentxml(s)
+                        view.replace(edit, region, s)
+        else:   #format all text
+                alltextreg = sublime.Region(0, view.size())
+                s = view.substr(alltextreg)
+                s = self.indentxml(s)
+                view.replace(edit, alltextreg, s)
+
+    def indentxml(self, s):
+        # convert to plain string without indents and spaces
+        s = re.compile('>\s+([^\s])', re.DOTALL).sub('>\g<1>', s)
+        # replace tags to convince minidom process cdata as text
+        s = s.replace('<![CDATA[', '%CDATAESTART%').replace(']]>', '%CDATAEEND%') 
+        s = parseString(s).toprettyxml()
+        # remove line breaks
+        s = re.compile('>\n\s+([^<>\s].*?)\n\s+</', re.DOTALL).sub('>\g<1></', s)
+        # restore cdata
+        s = s.replace('%CDATAESTART%', '<![CDATA[').replace('%CDATAEEND%', ']]>')
+        # remove xml header
+        s = s.replace("<?xml version=\"1.0\" ?>", "").strip()
+        return s