Simplify sphinx preprocessor

IPython/nbconvert/preprocessors/sphinx.py

@@ -1,264 +1,50 b''
 """Module that allows custom Sphinx parameters to be set on the notebook and
 on the 'other' object passed into Jinja.  Called prior to Jinja conversion
 process.
 """
 #-----------------------------------------------------------------------------
 # Copyright (c) 2013, the IPython Development Team.
 #
 # Distributed under the terms of the Modified BSD License.
 #
 # The full license is in the file COPYING.txt, distributed with this software.
 #-----------------------------------------------------------------------------
 
 #-----------------------------------------------------------------------------
 # Imports
 #-----------------------------------------------------------------------------
 
 from __future__ import print_function, absolute_import
-
-# Stdlib imports
-import os.path
-
-# Used to set the default date to today's date 
-from datetime import date 
-
-# Third-party imports
-# Needed for Pygments latex definitions.
-from pygments.formatters import LatexFormatter
-
-# Our own imports
-# Configurable traitlets
-from IPython.utils.traitlets import Unicode, Bool
-from IPython.utils import text
-
-# Needed to override preprocessor
-from .base import (Preprocessor)
-
-from IPython.nbconvert.utils import console  
+import os
+import sphinx
+from .base import Preprocessor
 
 #-----------------------------------------------------------------------------
 # Classes and functions
 #-----------------------------------------------------------------------------
 
 class SphinxPreprocessor(Preprocessor):
     """
     Sphinx utility preprocessor.
 
     This preprocessor is used to set variables needed by the latex to build
     Sphinx stylized templates.
     """
     
-    interactive = Bool(False, config=True, help="""
-        Allows you to define whether or not the Sphinx exporter will prompt
-        you for input during the conversion process.  If this is set to false,
-        the author, version, release, date, and chapter_style traits should
-        be set.
-        """)
-    
-    author = Unicode("Unknown Author", config=True, help="Author name")
-    
-    version = Unicode("", config=True, help="""
-        Version number
-        You can leave this blank if you do not want to render a version number.
-        Example: "1.0.0"
-        """)
-    
-    release = Unicode("", config=True, help="""
-        Release name
-        You can leave this blank if you do not want to render a release name.
-        Example: "Rough Draft"
-        """)
-    
-    publish_date = Unicode("", config=True, help="""
-        Publish date
-        This is the date to render on the document as the publish date.
-        Leave this blank to default to todays date.  
-        Example: "June 12, 1990"
-        """)
-    
-    chapter_style = Unicode("Bjarne", config=True, help="""
-        Sphinx chapter style
-        This is the style to use for the chapter headers in the document.
-        You may choose one of the following:
-            "Bjarne"    (default)
-            "Lenny"
-            "Glenn"
-            "Conny"
-            "Rejne"
-            "Sonny"    (used for international documents)
-        """)
-    
-    output_style = Unicode("notebook", config=True, help="""
-        Nbconvert Ipython
-        notebook input/output formatting style.
-        You may choose one of the following:
-            "simple     (recommended for long code segments)"
-            "notebook"  (default)
-        """)
-    
-    center_output = Bool(False, config=True, help="""
-        Optional attempt to center all output.  If this is false, no additional
-        formatting is applied.
-        """)
-    
-    use_headers = Bool(True, config=True, help="""
-        Whether not a header should be added to the document.
-        """)
-    
-    #Allow the user to override the title of the notebook (useful for
-    #fancy document titles that the file system doesn't support.)
-    overridetitle = Unicode("", config=True, help="")
-
-    
     def preprocess(self, nb, resources):
         """
         Sphinx preprocessing to apply on each notebook.
         
         Parameters
         ----------
         nb : NotebookNode
             Notebook being converted
         resources : dictionary
             Additional resources used in the conversion process.  Allows
             preprocessors to pass variables into the Jinja engine.
         """
-        # import sphinx here, so that sphinx is not a dependency when it's not used
-        import sphinx
-         
-        # TODO: Add versatile method of additional notebook metadata.  Include
-        #       handling of multiple files.  For now use a temporay namespace,
-        #       '_draft' to signify that this needs to change.
-        if not isinstance(resources["sphinx"], dict):
-            resources["sphinx"] = {}
-
-        if self.interactive:
-            
-            # Prompt the user for additional meta data that doesn't exist currently
-            # but would be usefull for Sphinx.
-            resources["sphinx"]["author"] = self._prompt_author()
-            resources["sphinx"]["version"] = self._prompt_version()
-            resources["sphinx"]["release"] = self._prompt_release()
-            resources["sphinx"]["date"] = self._prompt_date()
-            
-            # Prompt the user for the document style.
-            resources["sphinx"]["chapterstyle"] = self._prompt_chapter_title_style()
-            resources["sphinx"]["outputstyle"] = self._prompt_output_style()
-            
-            # Small options
-            resources["sphinx"]["centeroutput"] = console.prompt_boolean("Do you want to center the output? (false)", False)
-            resources["sphinx"]["header"] = console.prompt_boolean("Should a Sphinx document header be used? (true)", True)
-        else:
-            
-            # Try to use the traitlets.
-            resources["sphinx"]["author"] = self.author
-            resources["sphinx"]["version"] = self.version
-            resources["sphinx"]["release"] = self.release
-            
-            # Use todays date if none is provided.
-            if self.publish_date:
-                resources["sphinx"]["date"] = self.publish_date
-            elif len(resources['metadata']['modified_date'].strip()) == 0:
-                resources["sphinx"]["date"] = date.today().strftime(text.date_format)
-            else:
-                resources["sphinx"]["date"] = resources['metadata']['modified_date']
-            
-            # Sphinx traitlets.
-            resources["sphinx"]["chapterstyle"] = self.chapter_style
-            resources["sphinx"]["outputstyle"] = self.output_style
-            resources["sphinx"]["centeroutput"] = self.center_output
-            resources["sphinx"]["header"] = self.use_headers
             
         # Find and pass in the path to the Sphinx dependencies.
+        resources["sphinx"] = {}
         resources["sphinx"]["texinputs"] = os.path.realpath(os.path.join(sphinx.package_dir, "texinputs"))
-        
-        # Generate Pygments definitions for Latex 
-        resources["sphinx"]["pygment_definitions"] = self._generate_pygments_latex_def()
-        
-        if not (self.overridetitle == None or len(self.overridetitle.strip()) == 0):
-            resources['metadata']['name'] = self.overridetitle
-        
-        # End
         return nb, resources 
-    
-    
-    def _generate_pygments_latex_def(self):
-        """
-        Generate the pygments latex definitions that allows pygments
-        to work in latex.
-        """
-        
-        return LatexFormatter().get_style_defs()       
-    
-    
-    def _prompt_author(self):
-        """
-        Prompt the user to input an Author name
-        """
-        return  console.input("Author name: ")
-    
-    
-    def _prompt_version(self):
-        """
-        prompt the user to enter a version number
-        """
-        return  console.input("Version (ie ""1.0.0""): ")
-    
-    
-    def _prompt_release(self):
-        """
-        Prompt the user to input a release name
-        """
-        
-        return  console.input("Release Name (ie ""Rough draft""): ")
-    
-    
-    def _prompt_date(self, resources):
-        """
-        Prompt the user to enter a date
-        """
-        
-        if resources['metadata']['modified_date']:
-            default_date = resources['metadata']['modified_date']
-        else:
-            default_date = date.today().strftime(text.date_format)
-            
-        user_date = console.input("Date (deafults to \"" + default_date + "\"): ")
-        if len(user_date.strip()) == 0:
-            user_date = default_date
-        return user_date
-    
-    
-    def _prompt_output_style(self):
-        """
-        Prompts the user to pick an IPython output style.
-        """
-        
-        # Dictionary of available output styles
-        styles = {1: "simple",
-                  2: "notebook"}
-        
-        #Append comments to the menu when displaying it to the user.
-        comments = {1: "(recommended for long code segments)",
-                    2: "(default)"}
-        
-        return console.prompt_dictionary(styles, default_style=2, menu_comments=comments)
-    
-    
-    def _prompt_chapter_title_style(self):
-        """
-        Prompts the user to pick a Sphinx chapter style
-        """
-        
-        # Dictionary of available Sphinx styles
-        styles = {1: "Bjarne",
-                  2: "Lenny",
-                  3: "Glenn",
-                  4: "Conny",
-                  5: "Rejne",
-                  6: "Sonny"}
-        
-        #Append comments to the menu when displaying it to the user.
-        comments = {1: "(default)",
-                    6: "(for international documents)"}
-        
-        return console.prompt_dictionary(styles, menu_comments=comments)