class FileInputNode(InputNode):
label = _(u"File")
description = _(u"Read the content of a file")
def __init__(self, *args, **kwargs):
InputNode.__init__(self, *args, **kwargs)
self.filepath = InterfaceValue(self,
'filepath',
default='',
type=Interface.PARAMETER,
slot=False,
doc="file to read")
self.output = InterfaceStream(self,
'output',
default='EOF',
type=Interface.OUTPUT,
doc="file content")
def run(self):
# Read file content and pass to output interface
if empty(self.filepath.value):
raise FlowError(_("Filepath empty, cannot read file."))
self.info(_("Read content of file '%s'") % self.filepath.value)
f = open(self.filepath.value, 'rb')
for line in f:
self.output.write(line)
self.output.flush()
f.close()
class CommandLineStdinInputNode(InputNode):
label = _(u"CLI Stdin")
description = _(u"Read the Command-Line Interface standard input")
def __init__(self, *args, **kwargs):
InputNode.__init__(self, *args, **kwargs)
self.output = InterfaceStream(self,
'output',
default='EOF',
type=Interface.OUTPUT,
doc="standard input content")
def run(self):
for line in sys.stdin:
self.output.write(line)
self.output.flush()
class FileInputNode(InputNode):
label = _(u"File")
description = _(u"Read the content of a file")
def __init__(self, *args, **kwargs):
InputNode.__init__(self, *args, **kwargs)
self.filepath = InterfaceValue(self, 'filepath', default='', type=Interface.PARAMETER, slot=False, doc="file to read")
self.output = InterfaceStream(self, 'output', default='EOF', type=Interface.OUTPUT, doc="file content")
def run(self):
# Read file content and pass to output interface
if empty(self.filepath.value):
raise FlowError(_("Filepath empty, cannot read file."))
self.info(_("Read content of file '%s'") % self.filepath.value)
f = open(self.filepath.value, 'rb')
for line in f:
self.output.write(line)
self.output.flush()
f.close()
