Merge branch 'textilefactory'

textile/functions.py

@@ -79,12 +79,12 @@ class Textile(object):
     )
 
     def __init__(self, restricted=False, lite=False, noimage=False,
-                 auto_link=False):
+                 auto_link=False, get_sizes=False):
         """docstring for __init__"""
         self.restricted = restricted
         self.lite = lite
         self.noimage = noimage
-        self.get_sizes = False
+        self.get_sizes = get_sizes
         self.auto_link = auto_link
         self.fn = {}
         self.urlrefs = {}

textile/textilefactory.py

@@ -0,0 +1,80 @@
+from functions import Textile
+
+
+class TextileFactory(object):
+    """
+    Use TextileFactory to create a Textile object which can be re-used
+    to process multiple strings with the same settings.
+
+    >>> f = TextileFactory()
+    >>> f.process("some text here")
+    '\\t<p>some text here</p>'
+
+    >>> f = TextileFactory(restricted=True)
+    >>> f.process("more text here")
+    u'\\t<p>more text here</p>'
+
+    Certain parameter values are not permitted because they are illogical:
+
+    >>> f = TextileFactory(lite=True)
+    Traceback (most recent call last):
+    ...
+    ValueError: lite can only be enabled in restricted mode
+
+    >>> f = TextileFactory(head_offset=7)
+    Traceback (most recent call last):
+    ...
+    ValueError: head_offset must be 0-6
+
+    >>> f = TextileFactory(html_type='html5')
+    Traceback (most recent call last):
+    ...
+    ValueError: html_type must be 'html' or 'xhtml'
+
+
+    """
+
+    def __init__(self, restricted=False, lite=False, sanitize=None,
+                 noimage=None, auto_link=False, get_sizes=False,
+                 head_offset=0, html_type='xhtml'):
+
+        self.class_parms = {}
+        self.method_parms = {}
+
+        if lite and not restricted:
+            raise ValueError("lite can only be enabled in restricted mode")
+
+        if restricted:
+            self.class_parms['restricted'] = True
+            self.class_parms['lite'] = lite
+            self.method_parms['rel'] = 'nofollow'
+
+        if noimage is None:
+            if restricted:
+                noimage = True
+            else:
+                noimage = False
+
+        if sanitize is None:
+            if restricted:
+                sanitize = True
+            else:
+                sanitize = False
+
+        self.class_parms['noimage'] = noimage
+        self.method_parms['sanitize'] = sanitize
+        self.class_parms['auto_link'] = auto_link
+        self.class_parms['get_sizes'] = get_sizes
+
+        if int(head_offset) not in range(0, 6):
+            raise ValueError("head_offset must be 0-6")
+        else:
+            self.method_parms['head_offset'] = head_offset
+
+        if html_type not in ['html', 'xhtml']:
+            raise ValueError("html_type must be 'html' or 'xhtml'")
+        else:
+            self.method_parms['html_type'] = html_type
+
+    def process(self, text):
+        return Textile(**self.class_parms).textile(text, **self.method_parms)