def read(self, path=None):
"""
Read the file or fail
"""
open_path = path and path or self._file_path
self._file_path = open_path
if not self._file_path:
raise NinjaNoFileNameException("I am asked to read a "
"file but no one told me from where")
try:
with open(open_path, 'rU') as f:
content = f.read()
except IOError as reason:
raise NinjaIOException(reason)
return content
def save(self, content, path=None):
"""
Write a temprorary file with .tnj extension and copy it over the
original one.
.nsf = Ninja Swap File
#FIXME: Where to locate addExtension, does not fit here
"""
new_path = False
if path:
self.attach_to_path(path)
new_path = True
save_path = self._file_path
if not save_path:
raise NinjaNoFileNameException("I am asked to write a "
"file but no one told me where")
swap_save_path = u"%s.nsp" % save_path
self.__watcher.removePath(save_path)
flags = QIODevice.WriteOnly | QIODevice.Truncate
f = QFile(swap_save_path)
if settings.use_platform_specific_eol():
flags |= QIODevice.Text
if not f.open(flags):
raise NinjaIOException(f.errorString())
stream = QTextStream(f)
encoding = get_file_encoding(content)
if encoding:
stream.setCodec(encoding)
encoded_stream = stream.codec().fromUnicode(content)
f.write(encoded_stream)
f.flush()
f.close()
#SIGNAL: Will save (temp, definitive) to warn folder to do something
self.emit(SIGNAL("willSave(QString, QString)"), swap_save_path,
save_path)
self.__mtime = os.path.getmtime(swap_save_path)
shutil.move(swap_save_path, save_path)
self.__watcher.addPath(save_path)
self.reset_state()
if self.__watcher and new_path:
self.__watcher.removePath(self.__watcher.files()[0])
self.__watcher.addPath(self._file_path)
return self