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# Source code for camelot.view.export.word

    #  ============================================================================
    #
    #  Copyright (C) 2007-2011 Conceptive Engineering bvba. All rights reserved.
    #  www.conceptive.be / project-camelot@conceptive.be
    #
    #  This file is part of the Camelot Library.
    #
    #  This file may be used under the terms of the GNU General Public
    #  License version 2.0 as published by the Free Software Foundation
    #  and appearing in the file license.txt included in the packaging of
    #  this file.  Please review this information to ensure GNU
    #  General Public Licensing requirements will be met.
    #
    #  If you are unsure which license is appropriate for your use, please
    #  visit www.python-camelot.com or contact project-camelot@conceptive.be
    #
    #  This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
    #  WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
    #
    #  For use of this library in commercial applications, please contact
    #  project-camelot@conceptive.be
    #
    #  ============================================================================
    import logging
    from camelot.view import art

    logger = logging.getLogger('camelot.view.export.word')

    def open_stream_in_word():
        raise NotImplementedError

    def open_document_in_word(filename):
        """Try to open a document using word and return the word application com object
        if succeeded
        :return: (word, doc) a tuple of the com objects pointing to the word application, and
        the opened document. returns (None, None) if unable to open document using word
        """
        import sys
        if 'win' in sys.platform:
            import pythoncom
            import win32com.client
            pythoncom.CoInitialize()
            try:
                word_app = win32com.client.Dispatch("Word.Application")
            except Exception, e:
                logger.info('Unable to open word', exc_info=e)
                return (None, None)
            word_app.Visible = True
            doc = word_app.Documents.Open(filename)
            doc.Activate()
            word_app.Activate()
            return word_app, doc
        else:
            """We're probably not running windows, so let OS handle it (used to be abiword)"""
            from PyQt4 import QtGui, QtCore
            QtGui.QDesktopServices.openUrl(QtCore.QUrl('file://%s' % filename))
        return (None, None)

    def open_html_in_word(html, template=art.file_('empty_document.doc'),
                          pre_processor=lambda doc:None,
                          post_processor=lambda doc:None):
        """Open MS Word through COM objects and import the specified html
        into a new document.
        @param html: the html to import
        @param template: the empty word document in which to import the html
        @param post_processor: a function that will be called before importing the
        html, with as its argument the COM Document.
        @param post_processor: a function that will be called after importing the
        html, with as its argument the COM Document.
        """
        import tempfile
        import os, sys

        html_fd, html_fn = tempfile.mkstemp(suffix='.html')
        html_file = os.fdopen(html_fd, 'wb')
        html_file.write(html.encode('utf-8'))
        html_file.close()

        word_app = None
        if 'win' in sys.platform:
            word_app, doc = open_document_in_word(template)

        if word_app:
            doc_fd, doc_fn = tempfile.mkstemp(suffix='.doc')
            os.close(doc_fd)
            word_app.ActiveDocument.SaveAs(doc_fn)
            section = doc.Sections(1)
            pre_processor(doc)
            section.Range.InsertFile(FileName=html_fn)
            post_processor(doc)
        else:
    #        self.view = QtWebKit.QWebView(TOP_LEVEL)
    #        self.view.load(self.app_admin.get_help_url())
    #        self.view.setWindowTitle(_('Help Browser'))
    #        self.view.setWindowIcon(self.helpAct.icon())
    #        self.view.show()
            """We're probably not running windows, so let OS handle it (used to be abiword)"""
            from PyQt4 import QtGui, QtCore
            if not html_fn.startswith(r'\\'):
                url = QtCore.QUrl.fromLocalFile(html_fn)
            else:
                url = QtCore.QUrl(html_fn, QtCore.QUrl.TolerantMode)
            QtGui.QDesktopServices.openUrl(url)
            return

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