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-rw-r--r--sleekxmpp/plugins/xep_0004/stanza/field.py180
1 files changed, 180 insertions, 0 deletions
diff --git a/sleekxmpp/plugins/xep_0004/stanza/field.py b/sleekxmpp/plugins/xep_0004/stanza/field.py
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+++ b/sleekxmpp/plugins/xep_0004/stanza/field.py
@@ -0,0 +1,180 @@
+"""
+ SleekXMPP: The Sleek XMPP Library
+ Copyright (C) 2011 Nathanael C. Fritz, Lance J.T. Stout
+ This file is part of SleekXMPP.
+
+ See the file LICENSE for copying permission.
+"""
+
+from sleekxmpp.xmlstream import ElementBase, ET
+
+
+class FormField(ElementBase):
+ namespace = 'jabber:x:data'
+ name = 'field'
+ plugin_attrib = 'field'
+ interfaces = set(('answer', 'desc', 'required', 'value',
+ 'options', 'label', 'type', 'var'))
+ sub_interfaces = set(('desc',))
+ plugin_tag_map = {}
+ plugin_attrib_map = {}
+
+ field_types = set(('boolean', 'fixed', 'hidden', 'jid-multi',
+ 'jid-single', 'list-multi', 'list-single',
+ 'text-multi', 'text-private', 'text-single'))
+
+ true_values = set((True, '1', 'true'))
+ option_types = set(('list-multi', 'list-single'))
+ multi_line_types = set(('hidden', 'text-multi'))
+ multi_value_types = set(('hidden', 'jid-multi',
+ 'list-multi', 'text-multi'))
+
+ def setup(self, xml=None):
+ if ElementBase.setup(self, xml):
+ self._type = None
+ else:
+ self._type = self['type']
+
+ def set_type(self, value):
+ self._set_attr('type', value)
+ if value:
+ self._type = value
+
+ def add_option(self, label='', value=''):
+ if self._type in self.option_types:
+ opt = FieldOption(parent=self)
+ opt['label'] = label
+ opt['value'] = value
+ else:
+ raise ValueError("Cannot add options to " + \
+ "a %s field." % self['type'])
+
+ def del_options(self):
+ optsXML = self.xml.findall('{%s}option' % self.namespace)
+ for optXML in optsXML:
+ self.xml.remove(optXML)
+
+ def del_required(self):
+ reqXML = self.xml.find('{%s}required' % self.namespace)
+ if reqXML is not None:
+ self.xml.remove(reqXML)
+
+ def del_value(self):
+ valsXML = self.xml.findall('{%s}value' % self.namespace)
+ for valXML in valsXML:
+ self.xml.remove(valXML)
+
+ def get_answer(self):
+ return self['value']
+
+ def get_options(self):
+ options = []
+ optsXML = self.xml.findall('{%s}option' % self.namespace)
+ for optXML in optsXML:
+ opt = FieldOption(xml=optXML)
+ options.append({'label': opt['label'], 'value': opt['value']})
+ return options
+
+ def get_required(self):
+ reqXML = self.xml.find('{%s}required' % self.namespace)
+ return reqXML is not None
+
+ def get_value(self, convert=True):
+ valsXML = self.xml.findall('{%s}value' % self.namespace)
+ if len(valsXML) == 0:
+ return None
+ elif self._type == 'boolean':
+ if convert:
+ return valsXML[0].text in self.true_values
+ return valsXML[0].text
+ elif self._type in self.multi_value_types or len(valsXML) > 1:
+ values = []
+ for valXML in valsXML:
+ if valXML.text is None:
+ valXML.text = ''
+ values.append(valXML.text)
+ if self._type == 'text-multi' and convert:
+ values = "\n".join(values)
+ return values
+ else:
+ if valsXML[0].text is None:
+ return ''
+ return valsXML[0].text
+
+ def set_answer(self, answer):
+ self['value'] = answer
+
+ def set_false(self):
+ self['value'] = False
+
+ def set_options(self, options):
+ for value in options:
+ if isinstance(value, dict):
+ self.add_option(**value)
+ else:
+ self.add_option(value=value)
+
+ def set_required(self, required):
+ exists = self['required']
+ if not exists and required:
+ self.xml.append(ET.Element('{%s}required' % self.namespace))
+ elif exists and not required:
+ del self['required']
+
+ def set_true(self):
+ self['value'] = True
+
+ def set_value(self, value):
+ del self['value']
+ valXMLName = '{%s}value' % self.namespace
+
+ if self._type == 'boolean':
+ if value in self.true_values:
+ valXML = ET.Element(valXMLName)
+ valXML.text = '1'
+ self.xml.append(valXML)
+ else:
+ valXML = ET.Element(valXMLName)
+ valXML.text = '0'
+ self.xml.append(valXML)
+ elif self._type in self.multi_value_types or self._type in ('', None):
+ if not isinstance(value, list):
+ value = value.replace('\r', '')
+ value = value.split('\n')
+ for val in value:
+ if self._type in ('', None) and val in self.true_values:
+ val = '1'
+ valXML = ET.Element(valXMLName)
+ valXML.text = val
+ self.xml.append(valXML)
+ else:
+ if isinstance(value, list):
+ raise ValueError("Cannot add multiple values " + \
+ "to a %s field." % self._type)
+ valXML = ET.Element(valXMLName)
+ valXML.text = value
+ self.xml.append(valXML)
+
+
+class FieldOption(ElementBase):
+ namespace = 'jabber:x:data'
+ name = 'option'
+ plugin_attrib = 'option'
+ interfaces = set(('label', 'value'))
+ sub_interfaces = set(('value',))
+
+
+FormField.addOption = FormField.add_option
+FormField.delOptions = FormField.del_options
+FormField.delRequired = FormField.del_required
+FormField.delValue = FormField.del_value
+FormField.getAnswer = FormField.get_answer
+FormField.getOptions = FormField.get_options
+FormField.getRequired = FormField.get_required
+FormField.getValue = FormField.get_value
+FormField.setAnswer = FormField.set_answer
+FormField.setFalse = FormField.set_false
+FormField.setOptions = FormField.set_options
+FormField.setRequired = FormField.set_required
+FormField.setTrue = FormField.set_true
+FormField.setValue = FormField.set_value