x2t: add handler

cloudooo/handler/x2t/handler.py

+##############################################################################
+#
+# Copyright (c) 2009-2011 Nexedi SA and Contributors. All Rights Reserved.
+#                    Gabriel M. Monnerat <gabriel@tiolive.com>
+#
+# WARNING: This program as such is intended to be used by professional
+# programmers who take the whole responsibility of assessing all potential
+# consequences resulting from its eventual inadequacies and bugs
+# End users who are looking for a ready-to-use solution with commercial
+# guarantees and support are strongly adviced to contract a Free Software
+# Service Company
+#
+# This program is Free Software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version 2
+# of the License, or (at your option) any later version.
+#
+# 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.
+#
+##############################################################################
+from xml.etree import ElementTree
+from subprocess import Popen, PIPE
+from tempfile import NamedTemporaryFile, mktemp
+import sys
+
+from zope.interface import implements
+
+from cloudooo.interfaces.handler import IHandler
+from cloudooo.file import File
+from cloudooo.util import logger
+
+AVS_OFFICESTUDIO_FILE_UNKNOWN = "0"
+AVS_OFFICESTUDIO_FILE_DOCUMENT_DOCX = "65"
+AVS_OFFICESTUDIO_FILE_PRESENTATION_PPTX = "129"
+AVS_OFFICESTUDIO_FILE_PRESENTATION_PPSX = "132"
+AVS_OFFICESTUDIO_FILE_SPREADSHEET_XLSX = "257"
+AVS_OFFICESTUDIO_FILE_CROSSPLATFORM_PDF = "513"
+AVS_OFFICESTUDIO_FILE_TEAMLAB_DOCY = "4097"
+AVS_OFFICESTUDIO_FILE_TEAMLAB_XLSY = "4098"
+AVS_OFFICESTUDIO_FILE_TEAMLAB_PPTY = "4099"
+AVS_OFFICESTUDIO_FILE_CANVAS_WORD = "8193"
+AVS_OFFICESTUDIO_FILE_CANVAS_SPREADSHEET = "8194"
+AVS_OFFICESTUDIO_FILE_CANVAS_PRESENTATION = "8195"
+AVS_OFFICESTUDIO_FILE_OTHER_HTMLZIP = "2051"
+AVS_OFFICESTUDIO_FILE_OTHER_ZIP = "2057"
+
+format_code_map = {
+  "docy": AVS_OFFICESTUDIO_FILE_CANVAS_WORD,
+  "docx": AVS_OFFICESTUDIO_FILE_DOCUMENT_DOCX,
+  "xlsy": AVS_OFFICESTUDIO_FILE_CANVAS_SPREADSHEET,
+  "xlsx": AVS_OFFICESTUDIO_FILE_SPREADSHEET_XLSX,
+  "ppty": AVS_OFFICESTUDIO_FILE_CANVAS_PRESENTATION,
+  "pptx": AVS_OFFICESTUDIO_FILE_PRESENTATION_PPTX,
+}
+
+
+class Handler(object):
+  """ImageMagic Handler is used to handler images."""
+
+  implements(IHandler)
+
+  def __init__(self, base_folder_url, data, source_format, **kw):
+    """
+    base_folder_url(string)
+      The requested url for data base folder
+    data(string)
+      The opened and readed file into a string
+    source_format(string)
+      The source format of the inputed file
+    """
+    self.base_folder_url = base_folder_url
+    self.file = File(base_folder_url, data, source_format)
+    self.environment = kw.get("env", {})
+    #self.environment['LD_LIBRARY_PATH'] = converter_lib_dirname
+
+  def convert(self, destination_format=None, **kw):
+    """ Convert the inputed file to output as format that were informed """
+    logger.debug("x2t convert: %s > %s" % (self.file.source_format, destination_format))
+
+    in_format = format_code_map[self.file.source_format]
+    out_format = format_code_map[destination_format]
+
+    # create files in folder which will be trashed
+    output_file_name = mktemp(suffix=".%s" % destination_format, dir=self.file.directory_name)
+    temp_xml = NamedTemporaryFile(suffix=".xml", dir=self.file.directory_name, delete=False)
+
+    # write xml configuration file
+    config = {
+      # 'm_sKey': 'from',
+      'm_sFileFrom': self.file.getUrl(),
+      'm_nFormatFrom': in_format,
+      'm_sFileTo': output_file_name,
+      'm_nFormatTo': out_format,
+      # 'm_bPaid': 'true',
+      # 'm_bEmbeddedFonts': 'false',
+      # 'm_bFromChanges': 'false',
+      # 'm_sFontDir': '/usr/share/fonts',
+      # 'm_sThemeDir': '/var/www/onlyoffice/documentserver/FileConverterService/presentationthemes',
+    }
+    root = ElementTree.Element('root')
+    for key, value in config.items():
+      ElementTree.SubElement(root, key).text = value
+    ElementTree.ElementTree(root).write(temp_xml, encoding='utf-8', xml_declaration=True, default_namespace=None, method="xml")
+    temp_xml.close()
+
+    # run convertion binary
+    p = Popen(
+      ["x2t", temp_xml.name],
+      stdout=PIPE,
+      stderr=PIPE,
+      close_fds=True,
+      env=self.environment,
+    )
+    stdout, stderr = p.communicate()
+    if p.returncode != 0:
+      raise RuntimeError("x2t: exit code %d != 0\n+ %s\n> stdout: %s\n> stderr: %s@ x2t xml:\n%s" % (p.returncode, " ".join(["x2t", temp_xml.name]), stdout, stderr, "  " + open(temp_xml.name).read().replace("\n", "\n  ")))
+
+    self.file.reload(output_file_name)
+    try:
+      return self.file.getContent()
+    finally:
+      self.file.trash()
+
+  def getMetadata(self, base_document=False):
+    """Returns a dictionary with all metadata of document.
+    along with the metadata.
+    """
+    raise NotImplementedError
+
+  def setMetadata(self, metadata={}):
+    """Returns image with new metadata.
+    Keyword arguments:
+    metadata -- expected an dictionary with metadata.
+    """
+    raise NotImplementedError

cloudooo/mime.types

@@ -56,6 +56,7 @@ application/vnd.oasis.opendocument.database
 application/vnd.oasis.opendocument.image                                        odi
 application/vnd.ms-word.document.macroEnabled.12                                docm
 application/vnd.openxmlformats-officedocument.wordprocessingml.document         docx
+application/x-asc-text                                                          docy
 application/vnd.openxmlformats-officedocument.wordprocessingml.template         dotx
 application/vnd.ms-powerpoint.template.macroEnabled.12                          potm
 application/vnd.openxmlformats-officedocument.presentationml.template           potx
@@ -64,10 +65,12 @@ application/vnd.ms-powerpoint.slideshow.macroEnabled.12
 application/vnd.openxmlformats-officedocument.presentationml.slideshow          ppsx
 application/vnd.ms-powerpoint.presentation.macroEnabled.12                      pptm
 application/vnd.openxmlformats-officedocument.presentationml.presentation       pptx
+application/x-asc-presentation                                                  ppty
 application/vnd.ms-excel.addin.macroEnabled.12                                  xlam
 application/vnd.ms-excel.sheet.binary.macroEnabled.12                           xlsb
 application/vnd.ms-excel.sheet.macroEnabled.12                                  xlsm
 application/vnd.openxmlformats-officedocument.spreadsheetml.sheet               xlsx
+application/x-asc-spreadsheet                                                   xlsy
 application/vnd.ms-excel.template.macroEnabled.12                               xltm
 application/vnd.openxmlformats-officedocument.spreadsheetml.template            xltx
 application/x-msmetafile                                                        wmf