mirror of
https://github.com/correl/SleekXMPP.git
synced 2024-11-24 11:09:58 +00:00
427 lines
12 KiB
Python
427 lines
12 KiB
Python
"""
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SleekXMPP: The Sleek XMPP Library
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Copyright (C) 2007 Nathanael C. Fritz
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This file is part of SleekXMPP.
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SleekXMPP is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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SleekXMPP is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with SleekXMPP; if not, write to the Free Software
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Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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"""
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from . import base
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import logging
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from xml.etree import cElementTree as ET
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import copy
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#TODO support item groups and results
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class xep_0004(base.base_plugin):
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def plugin_init(self):
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self.xep = '0004'
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self.description = 'Data Forms'
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self.xmpp.add_handler("<message><x xmlns='jabber:x:data' /></message>", self.handler_message_xform)
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def post_init(self):
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self.xmpp['xep_0030'].add_feature('jabber:x:data')
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def handler_message_xform(self, xml):
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object = self.handle_form(xml)
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self.xmpp.event("message_form", object)
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def handler_presence_xform(self, xml):
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object = self.handle_form(xml)
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self.xmpp.event("presence_form", object)
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def handle_form(self, xml):
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xmlform = xml.find('{jabber:x:data}x')
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object = self.buildForm(xmlform)
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self.xmpp.event("message_xform", object)
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return object
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def buildForm(self, xml):
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form = Form(ftype=xml.attrib['type'])
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form.fromXML(xml)
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return form
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def makeForm(self, ftype='form', title='', instructions=''):
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return Form(self.xmpp, ftype, title, instructions)
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class FieldContainer(object):
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def __init__(self, stanza = 'form'):
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self.fields = []
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self.field = {}
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self.stanza = stanza
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def addField(self, var, ftype='text-single', label='', desc='', required=False, value=None):
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self.field[var] = FormField(var, ftype, label, desc, required, value)
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self.fields.append(self.field[var])
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return self.field[var]
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def buildField(self, xml):
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self.field[xml.get('var', '__unnamed__')] = FormField(xml.get('var', '__unnamed__'), xml.get('type', 'text-single'))
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self.fields.append(self.field[xml.get('var', '__unnamed__')])
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self.field[xml.get('var', '__unnamed__')].buildField(xml)
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def buildContainer(self, xml):
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self.stanza = xml.tag
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for field in xml.findall('{jabber:x:data}field'):
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self.buildField(field)
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def getXML(self, ftype):
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container = ET.Element(self.stanza)
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for field in self.fields:
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container.append(field.getXML(ftype))
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return container
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class Form(FieldContainer):
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types = ('form', 'submit', 'cancel', 'result')
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def __init__(self, xmpp=None, ftype='form', title='', instructions=''):
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if not ftype in self.types:
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raise ValueError("Invalid Form Type")
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FieldContainer.__init__(self)
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self.xmpp = xmpp
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self.type = ftype
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self.title = title
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self.instructions = instructions
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self.reported = []
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self.items = []
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def merge(self, form2):
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form1 = Form(ftype=self.type)
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form1.fromXML(self.getXML(self.type))
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for field in form2.fields:
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if not field.var in form1.field:
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form1.addField(field.var, field.type, field.label, field.desc, field.required, field.value)
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else:
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form1.field[field.var].value = field.value
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for option, label in field.options:
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if (option, label) not in form1.field[field.var].options:
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form1.fields[field.var].addOption(option, label)
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return form1
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def copy(self):
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newform = Form(ftype=self.type)
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newform.fromXML(self.getXML(self.type))
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return newform
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def update(self, form):
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values = form.getValues()
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for var in values:
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if var in self.fields:
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self.fields[var].setValue(self.fields[var])
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def getValues(self):
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result = {}
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for field in self.fields:
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value = field.value
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if len(value) == 1:
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value = value[0]
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result[field.var] = value
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return result
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def setValues(self, values={}):
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for field in values:
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if field in self.field:
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if isinstance(values[field], list) or isinstance(values[field], tuple):
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for value in values[field]:
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self.field[field].setValue(value)
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else:
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self.field[field].setValue(values[field])
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def fromXML(self, xml):
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self.buildForm(xml)
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def addItem(self):
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newitem = FieldContainer('item')
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self.items.append(newitem)
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return newitem
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def buildItem(self, xml):
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newitem = self.addItem()
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newitem.buildContainer(xml)
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def addReported(self):
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reported = FieldContainer('reported')
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self.reported.append(reported)
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return reported
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def buildReported(self, xml):
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reported = self.addReported()
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reported.buildContainer(xml)
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def setTitle(self, title):
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self.title = title
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def setInstructions(self, instructions):
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self.instructions = instructions
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def setType(self, ftype):
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self.type = ftype
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def getXMLMessage(self, to):
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msg = self.xmpp.makeMessage(to)
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msg.append(self.getXML())
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return msg
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def buildForm(self, xml):
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self.type = xml.get('type', 'form')
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if xml.find('{jabber:x:data}title') is not None:
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self.setTitle(xml.find('{jabber:x:data}title').text)
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if xml.find('{jabber:x:data}instructions') is not None:
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self.setInstructions(xml.find('{jabber:x:data}instructions').text)
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for field in xml.findall('{jabber:x:data}field'):
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self.buildField(field)
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for reported in xml.findall('{jabber:x:data}reported'):
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self.buildReported(reported)
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for item in xml.findall('{jabber:x:data}item'):
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self.buildItem(item)
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#def getXML(self, tostring = False):
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def getXML(self, ftype=None):
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logging.debug("creating form as %s" % ftype)
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if ftype:
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self.type = ftype
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form = ET.Element('{jabber:x:data}x')
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form.attrib['type'] = self.type
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if self.title and self.type in ('form', 'result'):
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title = ET.Element('{jabber:x:data}title')
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title.text = self.title
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form.append(title)
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if self.instructions and self.type == 'form':
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instructions = ET.Element('{jabber:x:data}instructions')
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instructions.text = self.instructions
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form.append(instructions)
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for field in self.fields:
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form.append(field.getXML(self.type))
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for reported in self.reported:
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form.append(reported.getXML('{jabber:x:data}reported'))
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for item in self.items:
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form.append(item.getXML(self.type))
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#if tostring:
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# form = self.xmpp.tostring(form)
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return form
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def getXHTML(self):
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form = ET.Element('{http://www.w3.org/1999/xhtml}form')
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if self.title:
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title = ET.Element('h2')
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title.text = self.title
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form.append(title)
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if self.instructions:
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instructions = ET.Element('p')
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instructions.text = self.instructions
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form.append(instructions)
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for field in self.fields:
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form.append(field.getXHTML())
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for field in self.reported:
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form.append(field.getXHTML())
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for field in self.items:
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form.append(field.getXHTML())
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return form
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def makeSubmit(self):
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self.setType('submit')
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class FormField(object):
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types = ('boolean', 'fixed', 'hidden', 'jid-multi', 'jid-single', 'list-multi', 'list-single', 'text-multi', 'text-private', 'text-single')
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listtypes = ('jid-multi', 'jid-single', 'list-multi', 'list-single')
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lbtypes = ('fixed', 'text-multi')
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def __init__(self, var, ftype='text-single', label='', desc='', required=False, value=None):
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if not ftype in self.types:
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raise ValueError("Invalid Field Type")
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self.type = ftype
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self.var = var
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self.label = label
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self.desc = desc
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self.options = []
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self.required = False
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self.value = []
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if self.type in self.listtypes:
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self.islist = True
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else:
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self.islist = False
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if self.type in self.lbtypes:
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self.islinebreak = True
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else:
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self.islinebreak = False
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if value:
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self.setValue(value)
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def addOption(self, value, label):
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if self.islist:
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self.options.append((value, label))
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else:
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raise ValueError("Cannot add options to non-list type field.")
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def setTrue(self):
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if self.type == 'boolean':
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self.value = [True]
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def setFalse(self):
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if self.type == 'boolean':
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self.value = [False]
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def require(self):
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self.required = True
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def setDescription(self, desc):
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self.desc = desc
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def setValue(self, value):
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if self.type == 'boolean':
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if value in ('1', 1, True, 'true', 'True', 'yes'):
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value = True
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else:
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value = False
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if self.islinebreak and value is not None:
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self.value += value.split('\n')
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else:
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if len(self.value) and (not self.islist or self.type == 'list-single'):
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self.value = [value]
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else:
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self.value.append(value)
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def delValue(self, value):
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if type(self.value) == type([]):
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try:
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idx = self.value.index(value)
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if idx != -1:
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self.value.pop(idx)
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except ValueError:
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pass
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else:
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self.value = ''
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def setAnswer(self, value):
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self.setValue(value)
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def buildField(self, xml):
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self.type = xml.get('type', 'text-single')
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self.label = xml.get('label', '')
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for option in xml.findall('{jabber:x:data}option'):
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self.addOption(option.find('{jabber:x:data}value').text, option.get('label', ''))
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for value in xml.findall('{jabber:x:data}value'):
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self.setValue(value.text)
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if xml.find('{jabber:x:data}required') is not None:
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self.require()
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if xml.find('{jabber:x:data}desc') is not None:
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self.setDescription(xml.find('{jabber:x:data}desc').text)
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def getXML(self, ftype):
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field = ET.Element('{jabber:x:data}field')
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if ftype != 'result':
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field.attrib['type'] = self.type
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if self.type != 'fixed':
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if self.var:
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field.attrib['var'] = self.var
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if self.label:
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field.attrib['label'] = self.label
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if ftype == 'form':
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for option in self.options:
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optionxml = ET.Element('{jabber:x:data}option')
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optionxml.attrib['label'] = option[1]
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optionval = ET.Element('{jabber:x:data}value')
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optionval.text = option[0]
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optionxml.append(optionval)
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field.append(optionxml)
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if self.required:
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required = ET.Element('{jabber:x:data}required')
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field.append(required)
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if self.desc:
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desc = ET.Element('{jabber:x:data}desc')
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desc.text = self.desc
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field.append(desc)
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for value in self.value:
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valuexml = ET.Element('{jabber:x:data}value')
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if value is True or value is False:
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if value:
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valuexml.text = '1'
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else:
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valuexml.text = '0'
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else:
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valuexml.text = value
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field.append(valuexml)
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return field
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def getXHTML(self):
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field = ET.Element('div', {'class': 'xmpp-xforms-%s' % self.type})
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if self.label:
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label = ET.Element('p')
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label.text = "%s: " % self.label
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else:
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label = ET.Element('p')
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label.text = "%s: " % self.var
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field.append(label)
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if self.type == 'boolean':
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formf = ET.Element('input', {'type': 'checkbox', 'name': self.var})
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if len(self.value) and self.value[0] in (True, 'true', '1'):
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formf.attrib['checked'] = 'checked'
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elif self.type == 'fixed':
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formf = ET.Element('p')
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try:
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formf.text = ', '.join(self.value)
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except:
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pass
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field.append(formf)
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formf = ET.Element('input', {'type': 'hidden', 'name': self.var})
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try:
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formf.text = ', '.join(self.value)
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except:
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pass
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elif self.type == 'hidden':
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formf = ET.Element('input', {'type': 'hidden', 'name': self.var})
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try:
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formf.text = ', '.join(self.value)
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except:
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pass
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elif self.type in ('jid-multi', 'list-multi'):
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formf = ET.Element('select', {'name': self.var})
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for option in self.options:
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optf = ET.Element('option', {'value': option[0], 'multiple': 'multiple'})
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optf.text = option[1]
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if option[1] in self.value:
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optf.attrib['selected'] = 'selected'
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formf.append(option)
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elif self.type in ('jid-single', 'text-single'):
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formf = ET.Element('input', {'type': 'text', 'name': self.var})
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try:
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formf.attrib['value'] = ', '.join(self.value)
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except:
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pass
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elif self.type == 'list-single':
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formf = ET.Element('select', {'name': self.var})
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for option in self.options:
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optf = ET.Element('option', {'value': option[0]})
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optf.text = option[1]
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if not optf.text:
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optf.text = option[0]
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if option[1] in self.value:
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optf.attrib['selected'] = 'selected'
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formf.append(optf)
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elif self.type == 'text-multi':
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formf = ET.Element('textarea', {'name': self.var})
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try:
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formf.text = ', '.join(self.value)
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except:
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pass
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if not formf.text:
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formf.text = ' '
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elif self.type == 'text-private':
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formf = ET.Element('input', {'type': 'password', 'name': self.var})
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try:
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formf.attrib['value'] = ', '.join(self.value)
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except:
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pass
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label.append(formf)
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return field
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