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output.py

#########################################################################
#                                                                       #
#                                                                       #
#   copyright 2002 Paul Henry Tremblay                                  #
#                                                                       #
#   This program is distributed in the hope that it will be useful,     #
#   but WITHOUT ANY WARRANTY; without even the implied warranty of      #
#   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU    #
#   General Public License for more details.                            #
#                                                                       #
#   You should have received a copy of the GNU General Public License   #
#   along with this program; if not, write to the Free Software         #
#   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA            #
#   02111-1307 USA                                                      #
#                                                                       #
#                                                                       #
#########################################################################
import sys, os, codecs
00019 class Output:
    """
    Output file
    """
00023     def __init__(self,
            file,
            orig_file,
            output_dir = None,
            out_file = None
            ):
        """
        Required:
            'file' -- xml file ready to output
            orig_file -- original rtf file
        Optional:
            output_file -- the file to output to
        Returns:
            nothing
            """
        self.__file = file
        self.__orig_file = orig_file
        self.__output_dir = output_dir
        self.__no_ask = 1
        self.__out_file = out_file
00043     def output(self):
        """
        Required:
            nothing
        Returns:
            nothing
        Logic:
            output the line to the screen if no output file given. Otherwise, output to
            the file.
        """
        # self.__output_xml(self.__file, self.__out_file)
        if self.__output_dir:
            self.__output_to_dir_func()
        elif self.__out_file:
            self.__output_xml(self.__file, self.__out_file)
        else:
            self.__output_to_standard_func()
00060     def __output_to_dir_func(self):
        """
        Requires:
            nothing
        Returns:
            nothing
        Logic:
            Create a file within the output directory.
            Read one file at a time. Output line to the newly-created file.
        """
        base_name = os.path.basename(self.__orig_file)
        base_name, ext  = os.path.splitext(base_name)
        output_file = '%s.xml' % base_name
        output_file = os.path.join(self.__output_dir, output_file)
        # change if user wants to output to a specific file
        if self.__out_file:
            output_file = os.path.join(self.__output_dir, self.__out_file)
        user_response = 'o'
        if os.path.isfile(output_file):
            if self.__no_ask:
                user_response = 'o'
            else:
                msg = 'Do you want to over-write %s?\n' % output_file
                msg += 'Type "o" to over-write.\n'
                msg += 'Type any other key to print to standard output.\n'
                sys.stderr.write(msg)
                user_response = raw_input()
        if user_response == 'o':
            read_obj = open(self.__file, 'r')
            write_obj = open(output_file, 'w')
            line = 1
            while line:
                line = read_obj.readline()
                write_obj.write(line)
            read_obj.close()
            write_obj.close()
        else:
            self.__output_to_standard_func()
00098     def __output_to_file_func(self):
        """
        Required:
            nothing
        Returns:
            nothing
        Logic:
            read one line at a time. Output to standard
        """
        read_obj = open(self.__file, 'r')
        write_obj = open(self.__out_file, 'w')
        line = 1
        while line:
            line = read_obj.readline()
            write_obj.write(line)
        read_obj.close()
        write_obj.close()
00115     def __output_to_standard_func(self):
        """
        Required:
            nothing
        Returns:
            nothing
        Logic:
            read one line at a time. Output to standard
        """
        read_obj = open(self.__file, 'r')
        line = 1
        while line:
            line = read_obj.readline()
            sys.stdout.write(line)
        read_obj.close()
00130     def __output_xml(self, in_file, out_file):
        """
        output the ill-formed xml file
        """
        (utf8_encode, utf8_decode, utf8_reader, utf8_writer) = codecs.lookup("utf-8")
        write_obj = utf8_writer(open(out_file, 'w'))
        write_obj = open(out_file, 'w')
        read_obj = utf8_writer(open(in_file, 'r'))
        read_obj = open(in_file, 'r')
        line = 1
        while line:
            line = read_obj.readline()
            if isinstance(line, type(u"")):
                line = line.encode("utf-8")
            write_obj.write(line)
        read_obj.close()
        write_obj.close()

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