appypod-rattail/bin/odfwalk.py

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'''This script allows to walk (and potentially patch) files (content.xml,
styles.xml...) contained within a given ODF file or within all ODF files
found in some folder.'''
# ------------------------------------------------------------------------------
import sys, os.path, time
from appy.shared.zip import unzip, zip
from appy.shared.utils import getOsTempFolder, FolderDeleter, executeCommand
# ------------------------------------------------------------------------------
usage = '''Usage: python odfWalk.py [file|folder] yourScript.
If *file* is given, it is the path to an ODF file (odt or ods). This single
file will be walked.
If *folder* is given, we will walk all ODF files found in this folder and
sub-folders.
*yourScript* is the path to a Python script that will be run on every walked
file. It will be called with a single arg containing the absolute path to the
folder containing the unzipped file content (content.xml, styles.xml...).'''
# ------------------------------------------------------------------------------
class OdfWalk:
toUnzip = ('.ods', '.odt')
def __init__(self, fileOrFolder, script):
self.fileOrFolder = fileOrFolder
self.script = script
self.tempFolder = getOsTempFolder()
def walkFile(self, fileName):
'''Unzip p_fileName in a temp folder, call self.script, and then re-zip
the result.'''
print 'Walking %s...' % fileName
# Create a temp folder
name = 'f%f' % time.time()
tempFolder = os.path.join(self.tempFolder, name)
os.mkdir(tempFolder)
# Unzip the file in it
unzip(fileName, tempFolder)
# Call self.script
py = sys.executable or 'python'
cmd = '%s %s %s' % (py, self.script, tempFolder)
print ' Running %s...' % cmd,
os.system(cmd)
# Re-zip the result
zip(fileName, tempFolder, odf=True)
FolderDeleter.delete(tempFolder)
print 'done.'
def run(self):
if os.path.isfile(self.fileOrFolder):
self.walkFile(self.fileOrFolder)
elif os.path.isdir(self.fileOrFolder):
# Walk all files found in this folder
for dir, dirnames, filenames in os.walk(self.fileOrFolder):
for name in filenames:
if os.path.splitext(name)[1] in self.toUnzip:
self.walkFile(os.path.join(dir, name))
else:
print('%s does not exist.' % self.fileOrFolder)
# ------------------------------------------------------------------------------
if __name__ == '__main__':
if len(sys.argv) != 3:
print(usage)
sys.exit()
# Warn the user.
print 'All the files in %s will be modified. ' \
'Are you sure? [y/N] ' % sys.argv[1],
response = sys.stdin.readline().strip().lower()
if response == 'y':
OdfWalk(sys.argv[1], sys.argv[2]).run()
else:
print 'Canceled.'
# ------------------------------------------------------------------------------