Merge branch 'more-xeps' into 'master'

Add a batch of newer XEPs

See merge request poezio/slixmpp!69

24 files changed, 815 insertions, 6 deletions

diff --git a/doap.xml b/doap.xml
index e8db8830..e8c3b07a 100644
--- a/doap.xml
+++ b/doap.xml
@@ -508,6 +508,13 @@
     </implements>
     <implements>
         <xmpp:SupportedXep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0359.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:SupportedXep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0332.html"/>
             <xmpp:status>unknown</xmpp:status>
         </xmpp:SupportedXep>
@@ -521,7 +528,14 @@
         </xmpp:SupportedXep>
     </implements>
     <implements>
-        <xmpp:SupportedXep>
+        <xmpp:supportedxep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0359.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:supportedxep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0363.html"/>
             <xmpp:status>complete</xmpp:status>
             <xmpp:version>1.0.0</xmpp:version>
@@ -531,7 +545,8 @@
     <implements>
         <xmpp:SupportedXep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0369.html"/>
-            <xmpp:status>unknown</xmpp:status>
+            <xmpp:status>partial</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
         </xmpp:SupportedXep>
     </implements>
     <implements>
@@ -543,19 +558,22 @@
     <implements>
         <xmpp:SupportedXep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0403.html"/>
-            <xmpp:status>unknown</xmpp:status>
+            <xmpp:status>partial</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
         </xmpp:SupportedXep>
     </implements>
     <implements>
         <xmpp:SupportedXep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0404.html"/>
-            <xmpp:status>unknown</xmpp:status>
+            <xmpp:status>partial</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
         </xmpp:SupportedXep>
     </implements>
     <implements>
         <xmpp:SupportedXep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0405.html"/>
-            <xmpp:status>unknown</xmpp:status>
+            <xmpp:status>partial</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
         </xmpp:SupportedXep>
     </implements>
     <implements>
@@ -566,8 +584,45 @@
     </implements>
     <implements>
         <xmpp:SupportedXep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0422.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:SupportedXep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0424.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:SupportedXep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0425.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:SupportedXep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0428.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:SupportedXep>
+            <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0439.html"/>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>NEXT</xmpp:since>
+            <xmpp:vaersion>0.1.0</xmpp:since>
+        </xmpp:SupportedXep>
+    </implements>
+    <implements>
+        <xmpp:SupportedXep>
             <xmpp:xep rdf:resource="https://xmpp.org/extensions/xep-0444.html"/>
-            <xmpp:status>unknown</xmpp:status>
+            <xmpp:status>complete</xmpp:status>
+            <xmpp:since>0.1.0</xmpp:since>
         </xmpp:SupportedXep>
     </implements>
 
diff --git a/slixmpp/plugins/__init__.py b/slixmpp/plugins/__init__.py
index f948ead6..02ac3712 100644
--- a/slixmpp/plugins/__init__.py
+++ b/slixmpp/plugins/__init__.py
@@ -86,6 +86,7 @@ __all__ = [
     'xep_0325',  # IoT Systems Control
     'xep_0332',  # HTTP Over XMPP Transport
     'xep_0353',  # Jingle Message Initiation
+    'xep_0359',  # Unique and Stable Stanza IDs
     'xep_0363',  # HTTP File Upload
     'xep_0369',  # MIX-CORE
     'xep_0377',  # Spam reporting
@@ -93,5 +94,10 @@ __all__ = [
     'xep_0404',  # MIX-Anon
     'xep_0405',  # MIX-PAM
     'xep_0421',  # Anonymous unique occupant identifiers for MUCs
+    'xep_0422',  # Message Fastening
+    'xep_0424',  # Message Retraction
+    'xep_0425',  # Message Moderation
+    'xep_0428',  # Message Fallback
+    'xep_0439',  # Quick Response
     'xep_0444',  # Message Reactions
 ]
diff --git a/slixmpp/plugins/xep_0359/__init__.py b/slixmpp/plugins/xep_0359/__init__.py
new file mode 100644
index 00000000..dd01ea1e
--- /dev/null
+++ b/slixmpp/plugins/xep_0359/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0359.stanza import *
+from slixmpp.plugins.xep_0359.stanzaid import XEP_0359
+
+register_plugin(XEP_0359)
diff --git a/slixmpp/plugins/xep_0359/stanza.py b/slixmpp/plugins/xep_0359/stanza.py
new file mode 100644
index 00000000..db8e9fff
--- /dev/null
+++ b/slixmpp/plugins/xep_0359/stanza.py
@@ -0,0 +1,35 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+
+
+NS = 'urn:xmpp:sid:0'
+
+
+class StanzaID(ElementBase):
+    namespace = NS
+    name = 'stanza-id'
+    plugin_attrib = 'stanza_id'
+    interfaces = {'id', 'by'}
+
+
+class OriginID(ElementBase):
+    namespace = NS
+    name = 'origin-id'
+    plugin_attrib = 'origin_id'
+    interfaces = {'id'}
+
+
+def register_plugins():
+    register_stanza_plugin(Message, StanzaID)
+    register_stanza_plugin(Message, OriginID)
diff --git a/slixmpp/plugins/xep_0359/stanzaid.py b/slixmpp/plugins/xep_0359/stanzaid.py
new file mode 100644
index 00000000..2235e74b
--- /dev/null
+++ b/slixmpp/plugins/xep_0359/stanzaid.py
@@ -0,0 +1,22 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0359 import stanza
+
+
+class XEP_0359(BasePlugin):
+    '''XEP-0359: Unique and Stable Stanza IDs'''
+
+    name = 'xep_0359'
+    description = 'Unique and Stable Stanza IDs'
+    dependencies = set()
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
diff --git a/slixmpp/plugins/xep_0422/__init__.py b/slixmpp/plugins/xep_0422/__init__.py
new file mode 100644
index 00000000..9a1575c1
--- /dev/null
+++ b/slixmpp/plugins/xep_0422/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0422.stanza import *
+from slixmpp.plugins.xep_0422.fastening import XEP_0422
+
+register_plugin(XEP_0422)
diff --git a/slixmpp/plugins/xep_0422/fastening.py b/slixmpp/plugins/xep_0422/fastening.py
new file mode 100644
index 00000000..68560e16
--- /dev/null
+++ b/slixmpp/plugins/xep_0422/fastening.py
@@ -0,0 +1,28 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0422 import stanza
+
+
+class XEP_0422(BasePlugin):
+    '''XEP-0422: Message Fastening'''
+
+    name = 'xep_0422'
+    description = 'Message Fastening'
+    dependencies = {'xep_0030'}
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
+
+    def session_bind(self, jid):
+        self.xmpp.plugin['xep_0030'].add_feature(feature=stanza.NS)
+
+    def plugin_end(self):
+        self.xmpp.plugin['xep_0030'].del_feature(feature=stanza.NS)
diff --git a/slixmpp/plugins/xep_0422/stanza.py b/slixmpp/plugins/xep_0422/stanza.py
new file mode 100644
index 00000000..a739809e
--- /dev/null
+++ b/slixmpp/plugins/xep_0422/stanza.py
@@ -0,0 +1,42 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+
+
+NS = 'urn:xmpp:fasten:0'
+
+
+class ApplyTo(ElementBase):
+    namespace = NS
+    name = 'apply-to'
+    plugin_attrib = 'apply_to'
+    interfaces = {'id', 'shell'}
+
+    def set_shell(self, value: bool):
+        if value:
+            self.xml.attrib['shell'] = str(value).lower()
+        else:
+            if 'shell' in self.xml.attrib:
+                del self.xml.attrib['shell']
+
+
+class External(ElementBase):
+    namespace = NS
+    name = 'external'
+    plugin_attrib = 'external'
+    interfaces = {'name'}
+
+
+def register_plugins():
+    register_stanza_plugin(Message, ApplyTo)
+    register_stanza_plugin(ApplyTo, External)
diff --git a/slixmpp/plugins/xep_0424/__init__.py b/slixmpp/plugins/xep_0424/__init__.py
new file mode 100644
index 00000000..0e5dfce1
--- /dev/null
+++ b/slixmpp/plugins/xep_0424/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0424.stanza import *
+from slixmpp.plugins.xep_0424.retraction import XEP_0424
+
+register_plugin(XEP_0424)
diff --git a/slixmpp/plugins/xep_0424/retraction.py b/slixmpp/plugins/xep_0424/retraction.py
new file mode 100644
index 00000000..5425a61f
--- /dev/null
+++ b/slixmpp/plugins/xep_0424/retraction.py
@@ -0,0 +1,62 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from typing import Optional
+
+from slixmpp import JID, Message
+from slixmpp.exceptions import IqError, IqTimeout
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0424 import stanza
+
+
+DEFAULT_FALLBACK = (
+    'This person attempted to retract a previous message, but your client '
+    'does not support it.'
+)
+
+
+class XEP_0424(BasePlugin):
+    '''XEP-0424: Message Retraction'''
+
+    name = 'xep_0424'
+    description = 'Message Retraction'
+    dependencies = {'xep_0422', 'xep_0030', 'xep_0359', 'xep_0428', 'xep_0334'}
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
+
+    def session_bind(self, jid):
+        self.xmpp.plugin['xep_0030'].add_feature(feature=stanza.NS)
+
+    def plugin_end(self):
+        self.xmpp.plugin['xep_0030'].del_feature(feature=stanza.NS)
+
+    def send_retraction(self, mto: JID, id: str, mtype: str = 'chat',
+                        include_fallback: bool = True,
+                        fallback_text: Optional[str] = None, *,
+                        mfrom: Optional[JID] = None):
+        """
+        Send a message retraction
+        :param JID mto: The JID to retract the message from
+        :param str id: Message ID to retract
+        :param str mtype: Message type
+        :param bool include_fallback: Whether to include a fallback body
+        :param Optional[str] fallback_text: The contet of the fallback
+            body. None will set the default value.
+        """
+        if fallback_text is None:
+            fallback_text = DEFAULT_FALLBACK
+        msg = self.xmpp.make_message(mto=mto, mtype=mtype, mfrom=mfrom)
+        if include_fallback:
+            msg['body'] = fallback_text
+            msg.enable('fallback')
+        msg['apply_to']['id'] = id
+        msg['apply_to'].enable('retract')
+        msg.enable('store')
+        msg.send()
diff --git a/slixmpp/plugins/xep_0424/stanza.py b/slixmpp/plugins/xep_0424/stanza.py
new file mode 100644
index 00000000..c55af08c
--- /dev/null
+++ b/slixmpp/plugins/xep_0424/stanza.py
@@ -0,0 +1,38 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+from slixmpp.plugins.xep_0422.stanza import ApplyTo
+from slixmpp.plugins.xep_0359 import OriginID
+
+
+NS = 'urn:xmpp:message-retract:0'
+
+
+class Retract(ElementBase):
+    namespace = NS
+    name = 'retract'
+    plugin_attrib = 'retract'
+
+
+class Retracted(ElementBase):
+    namespace = NS
+    name = 'retracted'
+    plugin_attrib = 'retracted'
+    interfaces = {'stamp'}
+
+
+def register_plugins():
+    register_stanza_plugin(ApplyTo, Retract)
+    register_stanza_plugin(Message, Retracted)
+
+    register_stanza_plugin(Retracted, OriginID)
diff --git a/slixmpp/plugins/xep_0425/__init__.py b/slixmpp/plugins/xep_0425/__init__.py
new file mode 100644
index 00000000..2effe361
--- /dev/null
+++ b/slixmpp/plugins/xep_0425/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0425.stanza import *
+from slixmpp.plugins.xep_0425.moderation import XEP_0425
+
+register_plugin(XEP_0425)
diff --git a/slixmpp/plugins/xep_0425/moderation.py b/slixmpp/plugins/xep_0425/moderation.py
new file mode 100644
index 00000000..e840d80d
--- /dev/null
+++ b/slixmpp/plugins/xep_0425/moderation.py
@@ -0,0 +1,39 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from typing import Optional
+
+from slixmpp import JID, Message
+from slixmpp.exceptions import IqError, IqTimeout
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0425 import stanza
+
+
+class XEP_0425(BasePlugin):
+    '''XEP-0425: Message Moderation'''
+
+    name = 'xep_0425'
+    description = 'Message Moderation'
+    dependencies = {'xep_0424', 'xep_0421'}
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
+
+    def session_bind(self, jid):
+        self.xmpp.plugin['xep_0030'].add_feature(feature=stanza.NS)
+
+    def plugin_end(self):
+        self.xmpp.plugin['xep_0030'].del_feature(feature=stanza.NS)
+
+    async def moderate(self, room: JID, id: str, reason: str = '', *,
+                       ifrom: Optional[JID] = None, **iqkwargs):
+        iq = self.xmpp.make_iq_set(ito=room.bare, ifrom=ifrom)
+        iq['apply_to']['id'] = id
+        iq['apply_to']['moderate']['reason'] = reason
+        await iq.send(**iqkwargs)
diff --git a/slixmpp/plugins/xep_0425/stanza.py b/slixmpp/plugins/xep_0425/stanza.py
new file mode 100644
index 00000000..9b756953
--- /dev/null
+++ b/slixmpp/plugins/xep_0425/stanza.py
@@ -0,0 +1,46 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message, Iq
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+from slixmpp.plugins.xep_0422.stanza import ApplyTo
+from slixmpp.plugins.xep_0421.stanza import OccupantId
+from slixmpp.plugins.xep_0424.stanza import Retract, Retracted
+
+
+NS = 'urn:xmpp:message-moderate:0'
+
+
+class Moderate(ElementBase):
+    namespace = NS
+    name = 'moderate'
+    plugin_attrib = 'moderate'
+    interfaces = {'reason'}
+    sub_interfaces = {'reason'}
+
+
+class Moderated(ElementBase):
+    namespace = NS
+    name = 'moderated'
+    plugin_attrib = 'moderated'
+    interfaces = {'reason', 'by'}
+    sub_interfaces = {'reason'}
+
+
+def register_plugins():
+    register_stanza_plugin(Iq, ApplyTo)
+    register_stanza_plugin(ApplyTo, Moderate)
+    register_stanza_plugin(Moderate, Retract)
+
+    register_stanza_plugin(Message, Moderated)
+    register_stanza_plugin(ApplyTo, Moderated)
+    register_stanza_plugin(Moderated, Retracted)
+    register_stanza_plugin(Moderated, OccupantId)
diff --git a/slixmpp/plugins/xep_0428/__init__.py b/slixmpp/plugins/xep_0428/__init__.py
new file mode 100644
index 00000000..864f4ed3
--- /dev/null
+++ b/slixmpp/plugins/xep_0428/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0428.stanza import *
+from slixmpp.plugins.xep_0428.fallback import XEP_0428
+
+register_plugin(XEP_0428)
diff --git a/slixmpp/plugins/xep_0428/fallback.py b/slixmpp/plugins/xep_0428/fallback.py
new file mode 100644
index 00000000..61e913e3
--- /dev/null
+++ b/slixmpp/plugins/xep_0428/fallback.py
@@ -0,0 +1,22 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0428 import stanza
+
+
+class XEP_0428(BasePlugin):
+    '''XEP-0428: Fallback Indication'''
+
+    name = 'xep_0428'
+    description = 'Fallback Indication'
+    dependencies = set()
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
diff --git a/slixmpp/plugins/xep_0428/stanza.py b/slixmpp/plugins/xep_0428/stanza.py
new file mode 100644
index 00000000..41df80d0
--- /dev/null
+++ b/slixmpp/plugins/xep_0428/stanza.py
@@ -0,0 +1,26 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+
+
+NS = 'urn:xmpp:fallback:0'
+
+
+class Fallback(ElementBase):
+    namespace = NS
+    name = 'fallback'
+    plugin_attrib = 'fallback'
+
+
+def register_plugins():
+    register_stanza_plugin(Message, Fallback)
diff --git a/slixmpp/plugins/xep_0439/__init__.py b/slixmpp/plugins/xep_0439/__init__.py
new file mode 100644
index 00000000..6fa46cb4
--- /dev/null
+++ b/slixmpp/plugins/xep_0439/__init__.py
@@ -0,0 +1,13 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+from slixmpp.plugins.base import register_plugin
+from slixmpp.plugins.xep_0439.stanza import *
+from slixmpp.plugins.xep_0439.quickresponse import XEP_0439
+
+register_plugin(XEP_0439)
diff --git a/slixmpp/plugins/xep_0439/quickresponse.py b/slixmpp/plugins/xep_0439/quickresponse.py
new file mode 100644
index 00000000..74e299d6
--- /dev/null
+++ b/slixmpp/plugins/xep_0439/quickresponse.py
@@ -0,0 +1,91 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+from typing import (
+    Iterable,
+    Optional,
+    Tuple,
+)
+
+from slixmpp import JID
+from slixmpp.plugins import BasePlugin
+from slixmpp.plugins.xep_0439 import stanza
+
+
+class XEP_0439(BasePlugin):
+    '''XEP-0439: Quick Response'''
+
+    name = 'xep_0439'
+    description = 'Quick Response'
+    dependencies = set()
+    stanza = stanza
+    namespace = stanza.NS
+
+    def plugin_init(self) -> None:
+        stanza.register_plugins()
+
+    def ask_for_responses(self, mto: JID, body: str,
+                          responses: Iterable[Tuple[str, str]],
+                          mtype: str = 'chat', lang: Optional[str] = None, *,
+                          mfrom: Optional[JID] = None):
+        """
+        Send a message with a set of responses.
+
+        :param JID mto: The JID of the entity which will receive the message
+        :param str body: The message body of the question
+        :param Iterable[Tuple[str, str]] responses: A set of tuples containing
+            (value, label) for each response
+        :param str mtype: The message type
+        :param str lang: The lang of the message (if not use, the default
+            for this session will be used.
+        """
+        if lang is None:
+            lang = self.xmpp.default_lang
+        msg = self.xmpp.make_message(mto=mto, mfrom=mfrom, mtype=mtype)
+        msg['body|%s' % lang] = body
+        values = set()
+        for value, label in responses:
+            if value in values:
+                raise ValueError("Duplicate values")
+            values.add(value)
+            elem = stanza.Response()
+            elem['lang'] = lang
+            elem['value'] = value
+            elem['label'] = label
+            msg.append(elem)
+        msg.send()
+
+    def ask_for_actions(self, mto: JID, body: str,
+                        actions: Iterable[Tuple[str, str]],
+                        mtype: str = 'chat', lang: Optional[str] = None, *,
+                        mfrom: Optional[JID] = None):
+        """
+        Send a message with a set of actions.
+
+        :param JID mto: The JID of the entity which will receive the message
+        :param str body: The message body of the question
+        :param Iterable[Tuple[str, str]] actions: A set of tuples containing
+            (action, label) for each action
+        :param str mtype: The message type
+        :param str lang: The lang of the message (if not use, the default
+            for this session will be used.
+        """
+        if lang is None:
+            lang = self.xmpp.default_lang
+        msg = self.xmpp.make_message(mto=mto, mfrom=mfrom, mtype=mtype)
+        msg['body|%s' % lang] = body
+        ids = set()
+        for id, label in actions:
+            if id in ids:
+                raise ValueError("Duplicate ids")
+            ids.add(id)
+            elem = stanza.Action()
+            elem['lang'] = lang
+            elem['id'] = id
+            elem['label'] = label
+            msg.append(elem)
+        msg.send()
diff --git a/slixmpp/plugins/xep_0439/stanza.py b/slixmpp/plugins/xep_0439/stanza.py
new file mode 100644
index 00000000..e00e1f27
--- /dev/null
+++ b/slixmpp/plugins/xep_0439/stanza.py
@@ -0,0 +1,43 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2020 Mathieu Pasquet <mathieui@mathieui.net>
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permissio
+"""
+
+from slixmpp.stanza import Message
+from slixmpp.xmlstream import (
+    ElementBase,
+    register_stanza_plugin,
+)
+
+
+NS = 'urn:xmpp:tmp:quick-response'
+
+
+class Response(ElementBase):
+    namespace = NS
+    name = 'response'
+    plugin_attrib = 'response'
+    interfaces = {'value', 'label'}
+
+
+class Action(ElementBase):
+    namespace = NS
+    name = 'action'
+    plugin_attrib = 'action'
+    interfaces = {'id', 'label'}
+
+
+class ActionSelected(ElementBase):
+    namespace = NS
+    name = 'action-selected'
+    plugin_attrib = 'action_selected'
+    interfaces = {'id'}
+
+
+def register_plugins():
+    register_stanza_plugin(Message, Action, iterable=True)
+    register_stanza_plugin(Message, ActionSelected)
+    register_stanza_plugin(Message, Response, iterable=True)
diff --git a/tests/test_stanza_xep_0422.py b/tests/test_stanza_xep_0422.py
new file mode 100644
index 00000000..9d2cc396
--- /dev/null
+++ b/tests/test_stanza_xep_0422.py
@@ -0,0 +1,33 @@
+import unittest
+from slixmpp import Message
+from slixmpp.test import SlixTest
+from slixmpp.xmlstream import ET
+from slixmpp.plugins.xep_0422 import stanza
+
+
+class TestFastening(SlixTest):
+
+    def setUp(self):
+        stanza.register_plugins()
+
+    def testFastenExternal(self):
+        message = Message()
+        message['apply_to']['id'] = 'some-id'
+        message['apply_to'].xml.append(
+            ET.fromstring('<test xmlns="urn:tmp:test">Test</test>')
+        )
+        message['apply_to']['external']['name'] = 'body'
+        message['body'] = 'Toto'
+
+        self.check(message, """
+<message>
+  <apply-to xmlns="urn:xmpp:fasten:0" id="some-id">
+      <test xmlns="urn:tmp:test">Test</test>
+      <external name='body'/>
+  </apply-to>
+  <body>Toto</body>
+</message>
+        """, use_values=False)
+
+
+suite = unittest.TestLoader().loadTestsFromTestCase(TestFastening)
diff --git a/tests/test_stanza_xep_0424.py b/tests/test_stanza_xep_0424.py
new file mode 100644
index 00000000..c94ed79b
--- /dev/null
+++ b/tests/test_stanza_xep_0424.py
@@ -0,0 +1,39 @@
+import unittest
+from slixmpp import Message
+from slixmpp.test import SlixTest
+from slixmpp.plugins.xep_0424 import stanza
+
+
+class TestRetraction(SlixTest):
+
+    def setUp(self):
+        stanza.register_plugins()
+
+    def testRetract(self):
+        message = Message()
+        message['apply_to']['id'] = 'some-id'
+        message['apply_to']['retract']
+
+        self.check(message, """
+<message>
+  <apply-to xmlns="urn:xmpp:fasten:0" id="some-id">
+      <retract xmlns="urn:xmpp:message-retract:0"/>
+  </apply-to>
+</message>
+        """, use_values=False)
+
+    def testRetracted(self):
+        message = Message()
+        message['retracted']['stamp'] = '2019-09-20T23:09:32Z'
+        message['retracted']['origin_id']['id'] = 'originid'
+
+        self.check(message, """
+<message>
+  <retracted stamp="2019-09-20T23:09:32Z" xmlns="urn:xmpp:message-retract:0">
+    <origin-id xmlns="urn:xmpp:sid:0" id="originid"/>
+  </retracted>
+</message>
+        """)
+
+
+suite = unittest.TestLoader().loadTestsFromTestCase(TestRetraction)
diff --git a/tests/test_stanza_xep_0425.py b/tests/test_stanza_xep_0425.py
new file mode 100644
index 00000000..96d979e8
--- /dev/null
+++ b/tests/test_stanza_xep_0425.py
@@ -0,0 +1,47 @@
+import unittest
+from slixmpp import Message, Iq, JID
+from slixmpp.test import SlixTest
+from slixmpp.plugins.xep_0425 import stanza
+
+
+class TestModeration(SlixTest):
+
+    def setUp(self):
+        stanza.register_plugins()
+
+    def testModerate(self):
+        iq = Iq()
+        iq['type'] = 'set'
+        iq['id'] = 'a'
+        iq['apply_to']['id'] = 'some-id'
+        iq['apply_to']['moderate'].enable('retract')
+        iq['apply_to']['moderate']['reason'] = 'R'
+
+        self.check(iq, """
+<iq type='set' id='a'>
+  <apply-to id="some-id" xmlns="urn:xmpp:fasten:0">
+    <moderate xmlns='urn:xmpp:message-moderate:0'>
+      <retract xmlns='urn:xmpp:message-retract:0'/>
+      <reason>R</reason>
+    </moderate>
+  </apply-to>
+</iq>
+        """, use_values=False)
+
+    def testModerated(self):
+        message = Message()
+        message['moderated']['by'] = JID('toto@titi')
+        message['moderated']['retracted']['stamp'] = '2019-09-20T23:09:32Z'
+        message['moderated']['reason'] = 'R'
+
+        self.check(message, """
+<message>
+  <moderated xmlns="urn:xmpp:message-moderate:0" by="toto@titi">
+    <retracted stamp="2019-09-20T23:09:32Z" xmlns="urn:xmpp:message-retract:0" />
+    <reason>R</reason>
+  </moderated>
+</message>
+        """)
+
+
+suite = unittest.TestLoader().loadTestsFromTestCase(TestModeration)
diff --git a/tests/test_stanza_xep_0439.py b/tests/test_stanza_xep_0439.py
new file mode 100644
index 00000000..fbd3aa47
--- /dev/null
+++ b/tests/test_stanza_xep_0439.py
@@ -0,0 +1,57 @@
+import unittest
+from slixmpp import Message
+from slixmpp.test import SlixTest
+from slixmpp.plugins.xep_0439 import stanza
+
+
+class TestQuickResponse(SlixTest):
+
+    def setUp(self):
+        stanza.register_plugins()
+
+    def testResponse(self):
+        message = Message()
+        message['body'] = 'Reply 1 or 2?'
+        for (value, label) in [('1', 'Rep 1'), ('2', 'Rep 2')]:
+            rep = stanza.Response()
+            rep['value'] = value
+            rep['label'] = label
+            message.append(rep)
+
+        self.check(message, """
+<message>
+  <body>Reply 1 or 2?</body>
+  <response xmlns="urn:xmpp:tmp:quick-response" value="1" label="Rep 1" />
+  <response xmlns="urn:xmpp:tmp:quick-response" value="2" label="Rep 2" />
+</message>
+        """, use_values=False)
+
+    def testAction(self):
+        message = Message()
+        message['body'] = 'action 1 or 2?'
+        for (id_, label) in [('1', 'action 1'), ('2', 'action 2')]:
+            act = stanza.Action()
+            act['id'] = id_
+            act['label'] = label
+            message.append(act)
+
+        self.check(message, """
+<message>
+  <body>action 1 or 2?</body>
+  <action xmlns="urn:xmpp:tmp:quick-response" id="1" label="action 1" />
+  <action xmlns="urn:xmpp:tmp:quick-response" id="2" label="action 2" />
+</message>
+        """, use_values=False)
+
+    def testActionSelected(self):
+        message = Message()
+        message['action_selected']['id'] = 'act1'
+
+        self.check(message, """
+<message>
+  <action-selected xmlns="urn:xmpp:tmp:quick-response" id="act1" />
+</message>
+        """, use_values=False)
+
+
+suite = unittest.TestLoader().loadTestsFromTestCase(TestQuickResponse)