File

spec/scansion/pubsub_resend_on_sub.scs @ 12763:d26eefe98d09

util.dbuffer: Add efficient shortcuts for discard() in certain cases If the buffer is already empty, nothing to do. If we're throwing away the whole buffer, we can just empty it and avoid read_chunk() (which in turn may collapse()). These shortcuts are much more efficient.
author Matthew Wild <mwild1@gmail.com>
date Tue, 11 Oct 2022 11:37:55 +0100
parent 11854:b605cbd5f13b
line wrap: on
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# Pubsub: Send last item on subscribe #1436

[Client] Romeo
	jid: admin@localhost
	password: password

// admin@localhost is assumed to have node creation privileges

[Client] Juliet
	jid: juliet@localhost
	password: password

---------

Romeo connects

Romeo sends:
	<iq type="set" to="pubsub.localhost" id='create1'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub">
			<create node="princely_musings"/>
		</pubsub>
	</iq>

Romeo receives:
	<iq type="result" id='create1'/>

Romeo sends:
	<iq to="pubsub.localhost" id="config-never" type="set">
		<pubsub xmlns="http://jabber.org/protocol/pubsub#owner">
			<configure node="princely_musings">
				<x xmlns="jabber:x:data" type="submit">
					<field var="FORM_TYPE" type="hidden">
						<value>http://jabber.org/protocol/pubsub#node_config</value>
					</field>
					<field type='list-single' var='pubsub#send_last_published_item'>
						<value>never</value>
					</field>
				</x>
			</configure>
		</pubsub>
	</iq>

Romeo receives:
	<iq from="pubsub.localhost" id="config-never" type="result"/>

Romeo sends:
	<iq type="set" to="pubsub.localhost" id='pub1'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub">
			<publish node="princely_musings">
				<item id="current">
					<entry xmlns="http://www.w3.org/2005/Atom">
						<title>Soliloquy</title>
						<summary>Lorem ipsum dolor sit amet</summary>
					</entry>
				</item>
			</publish>
		</pubsub>
	</iq>

Romeo receives:
	<iq type="result" id='pub1'/>

Juliet connects

Juliet sends:
	<iq type="set" to="pubsub.localhost" id='sub1'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub">
			<subscribe node="princely_musings" jid="${Juliet's full JID}"/>
		</pubsub>
	</iq>

Juliet receives:
	<iq type="result" id='sub1'/>

Juliet sends:
	<iq type="set" to="pubsub.localhost" id='unsub1'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub">
			<unsubscribe node="princely_musings" jid="${Juliet's full JID}"/>
		</pubsub>
	</iq>

Juliet receives:
	<iq type="result" id='unsub1'/>

Romeo sends:
	<iq to="pubsub.localhost" id="config-on_sub" type="set">
		<pubsub xmlns="http://jabber.org/protocol/pubsub#owner">
			<configure node="princely_musings">
				<x xmlns="jabber:x:data" type="submit">
					<field var="FORM_TYPE" type="hidden">
						<value>http://jabber.org/protocol/pubsub#node_config</value>
					</field>
					<field type='list-single' var='pubsub#send_last_published_item'>
						<value>on_sub</value>
					</field>
				</x>
			</configure>
		</pubsub>
	</iq>

Romeo receives:
	<iq from="pubsub.localhost" id="config-on_sub" type="result"/>

Juliet sends:
	<iq type="set" to="pubsub.localhost" id='sub2'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub">
			<subscribe node="princely_musings" jid="${Juliet's full JID}"/>
		</pubsub>
	</iq>

Juliet receives:
	<iq type="result" id='sub2'/>

Juliet receives:
	<message type="headline" from="pubsub.localhost">
		<event xmlns="http://jabber.org/protocol/pubsub#event">
			<items node="princely_musings">
				<item id="current" publisher="${Romeo's JID}">
					<entry xmlns="http://www.w3.org/2005/Atom">
						<title>Soliloquy</title>
						<summary>Lorem ipsum dolor sit amet</summary>
					</entry>
				</item>
			</items>
		</event>
	</message>

Juliet sends:
	<iq type="set" to="pubsub.localhost" id='unsub2'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub">
			<unsubscribe node="princely_musings" jid="${Juliet's full JID}"/>
		</pubsub>
	</iq>

Juliet receives:
	<iq type="result" id='unsub2'/>

Juliet disconnects

Romeo sends:
	<iq type="set" to="pubsub.localhost" id='del1'>
		<pubsub xmlns="http://jabber.org/protocol/pubsub#owner">
			<delete node="princely_musings"/>
		</pubsub>
	</iq>

Romeo receives:
	<iq type="result" id='del1'/>

Romeo disconnects

// vim: syntax=xml: