From c0fcc8a7891892357854cf498ce262b256fac1ca Mon Sep 17 00:00:00 2001
From: Jesse Rosenthal <jrosenthal@jhu.edu>
Date: Sun, 29 Jun 2014 18:44:22 -0400
Subject: Docx reader: Add ParIndentation type to parser.

This lets us keep more information about the indentation, and act
accordingly in the reader.
---
 src/Text/Pandoc/Readers/Docx/Parse.hs | 31 ++++++++++++++++++++++++++-----
 1 file changed, 26 insertions(+), 5 deletions(-)

(limited to 'src')

diff --git a/src/Text/Pandoc/Readers/Docx/Parse.hs b/src/Text/Pandoc/Readers/Docx/Parse.hs
index 07f34450d..537c5c272 100644
--- a/src/Text/Pandoc/Readers/Docx/Parse.hs
+++ b/src/Text/Pandoc/Readers/Docx/Parse.hs
@@ -42,6 +42,7 @@ module Text.Pandoc.Readers.Docx.Parse (  Docx(..)
                                        , Relationship
                                        , Media
                                        , RunStyle(..)
+                                       , ParIndentation(..)
                                        , ParagraphStyle(..)
                                        , Row(..)
                                        , Cell(..)
@@ -341,16 +342,37 @@ testBitMask bitMaskS n =
     []            -> False
     ((n', _) : _) -> ((n' .|. n) /= 0)
 
+data ParIndentation = ParIndentation { leftParIndent :: Maybe Integer
+                                     , rightParIndent :: Maybe Integer
+                                     , hangingParIndent :: Maybe Integer}
+                      deriving Show
+
 data ParagraphStyle = ParagraphStyle { pStyle :: [String]
-                                     , indent :: Maybe Integer
+                                     , indentation :: Maybe ParIndentation
                                      }
                       deriving Show
 
 defaultParagraphStyle :: ParagraphStyle
 defaultParagraphStyle = ParagraphStyle { pStyle = []
-                                       , indent = Nothing
+                                       , indentation = Nothing
                                        }
 
+elemToParIndentation :: NameSpaces -> Element -> Maybe ParIndentation
+elemToParIndentation ns element
+  | qName (elName element) == "ind" &&
+    qURI (elName element) == (lookup "w" ns) =
+      Just $ ParIndentation {
+        leftParIndent =
+           findAttr (QName "left" (lookup "w" ns) (Just "w")) element >>=
+           stringToInteger
+        , rightParIndent = 
+          findAttr (QName "right" (lookup "w" ns) (Just "w")) element >>=
+          stringToInteger
+        , hangingParIndent = 
+          findAttr (QName "hanging" (lookup "w" ns) (Just "w")) element >>=
+          stringToInteger}
+elemToParIndentation _ _ = Nothing
+
 elemToParagraphStyle :: NameSpaces -> Element -> ParagraphStyle
 elemToParagraphStyle ns element =
   case findChild (QName "pPr" (lookup "w" ns) (Just "w")) element of
@@ -360,10 +382,9 @@ elemToParagraphStyle ns element =
           mapMaybe
           (findAttr (QName "val" (lookup "w" ns) (Just "w")))
           (findChildren (QName "pStyle" (lookup "w" ns) (Just "w")) pPr)
-      , indent =
+      , indentation =
         findChild (QName "ind" (lookup "w" ns) (Just "w")) pPr >>=
-        findAttr (QName "left" (lookup "w" ns) (Just "w")) >>=
-        stringToInteger
+        elemToParIndentation ns
         }
     Nothing -> defaultParagraphStyle
 
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