appypod-rattail/shared/__init__.py

# ------------------------------------------------------------------------------
import appy
import os.path

# ------------------------------------------------------------------------------
appyPath = os.path.realpath(os.path.dirname(appy.__file__))
od = 'application/vnd.oasis.opendocument'
ms = 'application/vnd.openxmlformats-officedocument'

mimeTypes = {'odt': '%s.text' % od,
             'ods': '%s.spreadsheet' % od,
             'doc': 'application/msword',
             'rtf': 'text/rtf',
             'pdf': 'application/pdf'
             }
mimeTypesExts = {
    '%s.text' % od:        'odt',
    '%s.spreadsheet' % od: 'ods',
    'application/msword':  'doc',
    'text/rtf':            'rtf',
    'application/pdf':     'pdf',
    'image/png':           'png',
    'image/jpeg':          'jpg',
    'image/pjpeg':         'jpg',
    'image/gif':           'gif',
    'application/vnd.ms-excel': 'xls',
    'application/vnd.ms-powerpoint': 'ppt',
    '%s.wordprocessingml.document' % ms: 'docx',
    '%s.spreadsheetml.sheet' % ms: 'xlsx',
    '%s.presentationml.presentation' % ms: 'pptx',
}

# ------------------------------------------------------------------------------
class UnmarshalledFile:
    '''Used for producing file objects from a marshalled Python object.'''
    def __init__(self):
        self.name = '' # The name of the file on disk
        self.mimeType = None # The MIME type of the file
        self.content = '' # The binary content of the file or a file object
        self.size = 0 # The length of the file in bytes.

class UnicodeBuffer:
    '''With StringIO class, I have tons of encoding problems. So I define a
       similar class here, that uses an internal unicode buffer.'''
    def __init__(self):
        self.buffer = []
    def write(self, s):
        if s == None: return
        if isinstance(s, unicode):
            self.buffer.append(s)
        elif isinstance(s, str):
            self.buffer.append(s.decode('utf-8'))
        else:
            self.buffer.append(unicode(s))
    def getValue(self):
        return u''.join(self.buffer)
# ------------------------------------------------------------------------------