From 3f9ea693d71d24ad272000dfaaea5b886b18f68f Mon Sep 17 00:00:00 2001
From: Artem Yunusov <nedrlab@gmail.com>
Date: Mon, 4 Aug 2008 05:17:55 +0500
Subject: Bugfix for inline patterns. Tables extension ported to ElementTree.

---
 mdx_tables.py | 102 ++++++++++++++++++++++++++++++++--------------------------
 1 file changed, 57 insertions(+), 45 deletions(-)
 mode change 100644 => 100755 mdx_tables.py

(limited to 'mdx_tables.py')

diff --git a/mdx_tables.py b/mdx_tables.py
old mode 100644
new mode 100755
index c5c84a4..5c7881a
--- a/mdx_tables.py
+++ b/mdx_tables.py
@@ -5,61 +5,73 @@ Table extension for Python-Markdown
 """
 
 import markdown
-
+from markdown import etree
 
 class TablePattern(markdown.Pattern) :
-	def __init__ (self, md):
-		markdown.Pattern.__init__(self, r'^\|([^\n]*)\|(\n|$)')
-		self.md = md
+    def __init__ (self, md):
+        markdown.Pattern.__init__(self, r'(^|\n)\|([^\n]*)\|')
+        self.md = md
+
+    def handleMatch(self, m):
+
+        # a single line represents a row
+        tr = etree.Element('tr')
+        
+        # chunks between pipes represent cells
 
-	def handleMatch(self, m, doc) :
-		# a single line represents a row
-		tr = doc.createElement('tr')
-		tr.appendChild(doc.createTextNode('\n'))
-		# chunks between pipes represent cells
-		for t in m.group(2).split('|'):
-			if len(t) >= 2 and t.startswith('*') and t.endswith('*'):
-				# if a cell is bounded by asterisks, it is a <th>
-				td = doc.createElement('th')
-				t = t[1:-1]
-			else:
-				# otherwise it is a <td>
-				td = doc.createElement('td')
-			# apply inline patterns on chunks
-			for n in self.md._handleInline(t):
-				if(type(n) == unicode):
-					td.appendChild(doc.createTextNode(n))
-				else:
-					td.appendChild(n)
-			tr.appendChild(td)
-			# very long lines are evil
-			tr.appendChild(doc.createTextNode('\n'))
-		return tr
+        for t in m.group(3).split('|'): 
+     
+            if len(t) >= 2 and t.startswith('*') and t.endswith('*'):
+                # if a cell is bounded by asterisks, it is a <th>
+                td = etree.Element('th')
+                t = t[1:-1]
+            else:
+                # otherwise it is a <td>
+                td = etree.Element('td')
+            
+            # apply inline patterns on chunks
+            '''for n in self.md._handleInline(t):
+                if(type(n) == unicode):
+                    td.text = n
+                else:
+                    td.appendChild(n)'''
+            inline = etree.SubElement(td, "inline")
+            inline.text = t
+                    
+            tr.append(td)
+            tr.tail = "\n"
+ 
+        #print etree.tostring(tr)
+        return tr
 
 
 class TablePostprocessor:
-	def run(self, doc):
-		# markdown wrapped our <tr>s in a <p>, we fix that here
-		def test_for_p(element):
-			return element.type == 'element' and element.nodeName == 'p'
-		# replace "p > tr" with "table > tr"
-		for element in doc.find(test_for_p):
-			for node in element.childNodes:
-				if(node.type == 'text' and node.value.strip() == ''):
-					# skip leading whitespace
-					continue
-				if (node.type == 'element' and node.nodeName == 'tr'):
-					element.nodeName = 'table'
-				break
+    
+    def _findElement(self, element, name):
+        result = []
+        for child in element:
+            if child.tag == name:
+                result.append(child)
+            result += self._findElement(child, name)
+        return result
+    
+    def run(self, root):
+
+        for element in self._findElement(root, "p"):
+             for child in element:
+                 if child.tail:
+                     element.tag = "table"
+                     break
+        
+                
 
 
 class TableExtension(markdown.Extension):
-	def extendMarkdown(self, md, md_globals):
-		md.inlinePatterns.insert(0, TablePattern(md))
-		md.postprocessors.append(TablePostprocessor())
+    def extendMarkdown(self, md, md_globals):
+        md.inlinePatterns.insert(0, TablePattern(md))
+        md.postprocessors.append(TablePostprocessor())
 
 
 def makeExtension(configs):
-	return TableExtension(configs)
-
+    return TableExtension(configs)
 
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