PubSub implementation & Sluift refactoring.

Change-Id: I04ff7111b73565c00bff6db183451774a633344f
author: Remko Tronçon <git@el-tramo.be> 2013-08-25 16:39:06 (GMT)
committer: Remko Tronçon <git@el-tramo.be> 2013-08-27 19:47:48 (GMT)
commit: 1bb607f96e79845ce30dd5590b0d53cc394ac150 (patch)
tree: 6156622ddd1b3238aec73536e0dc25b632965a71 /Sluift/Examples
parent: c4431ee90f3f1daac0a12b35bfa3378d5c570eaa (diff)
download: swift-1bb607f96e79845ce30dd5590b0d53cc394ac150.zip
swift-1bb607f96e79845ce30dd5590b0d53cc394ac150.tar.bz2
7 files changed, 262 insertions, 85 deletions
diff --git a/Sluift/Examples/CollectVersions.lua b/Sluift/Examples/CollectVersions.lua
index c93c8c8..38bf6ac 100644
--- a/Sluift/Examples/CollectVersions.lua
+++ b/Sluift/Examples/CollectVersions.lua
@@ -1,22 +1,22 @@
---
--- Copyright (c) 2010 Remko Tronçon
--- Licensed under the GNU General Public License v3.
--- See Documentation/Licenses/GPLv3.txt for more information.
---
+--[[
+	
+	Copyright (c) 2010-2013 Remko Tronçon
+	Licensed under the GNU General Public License v3.
+	See Documentation/Licenses/GPLv3.txt for more information.
 
--- This script logs into an XMPP server, and collects statistics about
--- the server software of all contacts in your roster
+	This script logs into an XMPP server, and collects statistics about
+	the server software of all contacts in your roster
 
-require "sluift"
+--]]
 
-c = sluift.new_client(os.getenv("SLUIFT_JID"), os.getenv("SLUIFT_PASS"))
-c:connect()
+require 'sluift'
 
-versions = {}
-for jid, _ in pairs(c:get_contacts()) do
-	v = c:get_version(sluift.jid_domain(jid))
-	if v then versions[v["name"]] = (versions[v["name"]] or 0) + 1 end
-end
-for name, count in pairs(versions) do print(name .. ": " .. count) end
-
-c:disconnect()
+c = sluift.new_client(os.getenv('SLUIFT_JID'), os.getenv('SLUIFT_PASS'))
+c:connect(function () 
+	versions = {}
+	for jid in pairs(c:get_contacts()) do
+		local v = c:get_software_version {to = sluift.jid.domain(jid), timeout = 3000} or {name = 'Unknown'}
+		versions[v['name']] = (versions[v['name']] or 0) + 1
+	end
+	for name, count in pairs(versions) do print(name .. ': ' .. count) end
+end)
diff --git a/Sluift/Examples/ContactsMap.lua b/Sluift/Examples/ContactsMap.lua
new file mode 100644
index 0000000..d248dc7
--- /dev/null
+++ b/Sluift/Examples/ContactsMap.lua
@@ -0,0 +1,120 @@
+--[[
+	Copyright (c) 2013 Remko Tronçon
+	Licensed under the GNU General Public License v3.
+	See Documentation/Licenses/GPLv3.txt for more information.
+--]]
+
+--[[
+
+	Contacts map
+
+	Creates an HTML file of a map with all your contacts on it.
+
+	The following environment variables are used:
+	- SLUIFT_JID, SWIFT_PASS: JID and password to log in with
+
+--]]
+
+require "sluift"
+
+output_dir = arg[1]
+if not output_dir then
+	error("Please specify the directory to write the map to")
+end
+
+-- Collect all data
+geolocs = {}
+avatars = {}
+c = sluift.new_client(os.getenv("SLUIFT_JID"), os.getenv("SLUIFT_PASS"))
+c:connect(function () 
+	-- Indicate we're interested in getting user location information, and send initial presence
+	c:set_caps_node("http://swift.im/ContactsMap")
+	c:set_disco_info({identities = {{name = 'ContactsMap'}}, features = {
+		sluift.disco.features.DISCO_INFO,
+		sluift.disco.features.USER_LOCATION .. '+notify',
+	}})
+	c:send_presence()
+
+	-- Collect geoloc info
+	for event in c:pubsub_events {timeout = 10000} do
+		local from = sluift.jid.to_bare(event.from)
+		if event._type == 'pubsub_event_items' and event.item then
+			if event.node == sluift.disco.features.USER_LOCATION then
+				local lat, lon = event.item.latitude, event.item.longitude
+				if lat and lon then geolocs[from] = {lat = lat, lon = lon} end
+			end
+		end
+	end
+
+	-- Download the necessary avatars
+	for contact in pairs(geolocs) do
+		local vcard = c:get_vcard {to = contact}
+		if vcard and vcard.photo then
+			local avatar_hash = sluift.hexify(sluift.sha1(vcard.photo))
+			local file = io.open(output_dir.."/" .. avatar_hash .. ".png", "wb")
+			file:write(vcard.photo)
+			file:close()
+			avatars[contact] = avatar_hash
+		end
+	end
+end)
+
+-- Generate html
+min_lat, max_lat = 90, -90
+min_lon, max_lon = 180, -180
+contacts_html = {}
+for contact, geoloc in pairs(geolocs) do
+	if geoloc.lat < min_lat then min_lat = geoloc.lat end
+	if geoloc.lon < min_lon then min_lon = geoloc.lon end
+	if geoloc.lat > max_lat then max_lat = geoloc.lat end
+	if geoloc.lon > max_lon then max_lon = geoloc.lon end
+	local image = 'null'
+	if avatars[contact] then
+		image = "'" .. avatars[contact] .. ".png'"
+	end
+	contacts_html[#contacts_html+1] = "['" .. contact .. "'," .. geoloc.lat .. "," .. geoloc.lon .. "," .. image .. "]"
+end
+center_html = ((min_lat + max_lat) / 2) .. ',' .. ((min_lon + max_lon) / 2)
+
+map_html = [[
+<html>
+	<head>
+		<title>Contacts Map</title>
+		<script src="http://maps.google.com/maps/api/js?sensor=false" type="text/javascript"></script>
+	</head>
+	<body>
+		<div id="map" style="height: 100%; width: 100%;"/>
+		<script>
+			var map = new google.maps.Map(document.getElementById('map'), {
+				zoom: 2,
+				center: new google.maps.LatLng(%(CENTER)),
+				mapTypeId: google.maps.MapTypeId.ROADMAP
+			});
+			var infowindow = new google.maps.InfoWindow();
+			var contacts = [%(CONTACTS)];
+			for (var i = 0; i < contacts.length; i++) { 
+				var icon = null;
+				if (contacts[i][3]) {
+					icon = { url: contacts[i][3], scaledSize: { width: 30, height: 30} };
+				}
+				var marker = new google.maps.Marker({
+					position: new google.maps.LatLng(contacts[i][1], contacts[i][2]),
+					map: map,
+					icon: icon,
+				});
+				google.maps.event.addListener(marker, 'click', (function(marker, i) {
+					return function() {
+						infowindow.setContent(contacts[i][0]);
+						infowindow.open(map, marker);
+					}
+				})(marker, i));
+			}
+		</script>
+	</body>
+</html>
+]]
+local file = io.open(output_dir .. "/index.html", "w")
+file:write(map_html:
+	gsub('%%%(CONTACTS%)', table.concat(contacts_html, ",")):
+	gsub('%%%(CENTER%)', center_html))
+file:close()
diff --git a/Sluift/Examples/EchoBot.lua b/Sluift/Examples/EchoBot.lua
index 09da63b..fc495c4 100644
--- a/Sluift/Examples/EchoBot.lua
+++ b/Sluift/Examples/EchoBot.lua
@@ -1,27 +1,31 @@
---
--- Copyright (c) 2010 Remko Tronçon
--- Licensed under the GNU General Public License v3.
--- See Documentation/Licenses/GPLv3.txt for more information.
---
+--[[
+	Copyright (c) 2010-2013 Remko Tronçon
+	Licensed under the GNU General Public License v3.
+	See Documentation/Licenses/GPLv3.txt for more information.
+--]]
 
---
--- An XMPP Echoing Bot
---
--- This script logs into an XMPP server, sends initial presence,
--- and then waits for incoming messages, and echoes them back.
--- 
--- The following environment variables are used:
--- * SLUIFT_JID, SWIFT_PASS: JID and password to log in with
--- * SLUIFT_DEBUG: Sets whether debugging should be turned on
--- 
+--[[
+	
+	An XMPP Echoing Bot
+
+	This script logs into an XMPP server, sends initial presence,
+	and then waits for incoming messages, and echoes them back.
+	
+	The following environment variables are used:
+	* SLUIFT_JID, SWIFT_PASS: JID and password to log in with
+	* SLUIFT_DEBUG: Sets whether debugging should be turned on
+
+--]]
 
 require "sluift"
 
 sluift.debug = os.getenv("SLUIFT_DEBUG") or false
 
 c = sluift.new_client(os.getenv("SLUIFT_JID"), os.getenv("SLUIFT_PASS"))
-c:connect()
-c:send_presence("Send me a message")
-c:for_event(function(e) 
-		if e["type"] == "message" then c:send_message(e["from"], e["body"]) end 
-	end)
+c:connect(function () 
+	c:set_version{name = "EchoBot", version = "0.1"}
+	c:send_presence("Send me a message")
+	for message in c:messages() do
+		c:send_message{to = message["from"], body = message["body"]}
+	end
+end)
diff --git a/Sluift/Examples/Login.lua b/Sluift/Examples/Login.lua
index 1733bb9..c43b72a 100644
--- a/Sluift/Examples/Login.lua
+++ b/Sluift/Examples/Login.lua
@@ -1,16 +1,20 @@
---
--- Copyright (c) 2010 Remko Tronçon
--- Licensed under the GNU General Public License v3.
--- See Documentation/Licenses/GPLv3.txt for more information.
---
+--[[
+	Copyright (c) 2010-2013 Remko Tronçon
+	Licensed under the GNU General Public License v3.
+	See Documentation/Licenses/GPLv3.txt for more information.
+--]]
 
--- This script logs into an XMPP server, and sends initial presence
--- Useful as initialization script for an interactive session ('-i'),
--- or as a starting point for scripts.
--- 
--- The following environment variables are used:
--- * SLUIFT_JID, SWIFT_PASS: JID and password to log in with
--- * SLUIFT_DEBUG: Sets whether debugging should be turned on
+--[[
+
+	This script logs into an XMPP server, and sends initial presence
+	Useful as initialization script for an interactive session ('-i'),
+	or as a starting point for scripts.
+
+	The following environment variables are used:
+	* SLUIFT_JID, SWIFT_PASS: JID and password to log in with
+	* SLUIFT_DEBUG: Sets whether debugging should be turned on
+
+--]]
 
 require "sluift"
 sluift.debug = os.getenv("SLUIFT_DEBUG") or false
@@ -18,6 +22,8 @@ sluift.debug = os.getenv("SLUIFT_DEBUG") or false
 print("Connecting " .. os.getenv("SLUIFT_JID") .. " ...")
 c = sluift.new_client(os.getenv("SLUIFT_JID"), os.getenv("SLUIFT_PASS"))
 c:set_options({compress = false, tls = false})
-c:connect():send_presence("")
+c:connect()
+c:send_presence("")
 
 print("Connected ...")
+print("Use the 'c' variable to communicate.")
diff --git a/Sluift/Examples/PEPListener.lua b/Sluift/Examples/PEPListener.lua
new file mode 100644
index 0000000..f196f84
--- /dev/null
+++ b/Sluift/Examples/PEPListener.lua
@@ -0,0 +1,46 @@
+--[[
+	Copyright (c) 2010-2013 Remko Tronçon
+	Licensed under the GNU General Public License v3.
+	See Documentation/Licenses/GPLv3.txt for more information.
+--]]
+
+--[[
+
+	PEP Listener
+
+	Listens to a series of PEP events of all contacts.
+
+	The following environment variables are used:
+	- SLUIFT_JID, SWIFT_PASS: JID and password to log in with
+	- SLUIFT_DEBUG: Sets whether debugging should be turned on
+
+--]]
+
+require "sluift"
+
+sluift.debug = os.getenv("SLUIFT_DEBUG") or false
+
+pep_protocols = {
+	[sluift.disco.features.USER_LOCATION] = true,
+	[sluift.disco.features.USER_TUNE] = true,
+	[sluift.disco.features.USER_ACTIVITY] = true,
+	[sluift.disco.features.USER_AVATAR_METADATA] = true,
+	[sluift.disco.features.USER_PROFILE] = true,
+}
+
+client = sluift.new_client(os.getenv("SLUIFT_JID"), os.getenv("SLUIFT_PASS"))
+client:connect(function (c) 
+	features = {sluift.disco.features.DISCO_INFO}
+	for protocol in pairs(pep_protocols) do
+		features[#features+1] = protocol .. '+notify'
+	end
+
+	c:set_caps_node("http://swift.im/PEPListener")
+	c:set_disco_info({identities = {{name = 'PEPListener'}}, features = features})
+	c:send_presence()
+	for event in c:pubsub_events() do
+		if event._type == 'pubsub_event_items' and pep_protocols[event.node] then
+			print("<" .. event.from .. "> " .. tostring(event.item))
+		end
+	end
+end)
diff --git a/Sluift/Examples/RemoveUnreachableContacts.lua b/Sluift/Examples/RemoveUnreachableContacts.lua
index 90122df..a202e62 100644
--- a/Sluift/Examples/RemoveUnreachableContacts.lua
+++ b/Sluift/Examples/RemoveUnreachableContacts.lua
@@ -1,37 +1,38 @@
---
--- Copyright (c) 2010 Remko Tronçon
--- Licensed under the GNU General Public License v3.
--- See Documentation/Licenses/GPLv3.txt for more information.
---
+--[[
+	Copyright (c) 2010-2013 Remko Tronçon
+	Licensed under the GNU General Public License v3.
+	See Documentation/Licenses/GPLv3.txt for more information.
+--]]
 
--- This script logs into an XMPP server, iterates over all roster items,
--- and checks if their server is still alive. If not, the script asks you
--- whether it should remove the contact from your contact list.
--- 
--- The following environment variables are used:
--- * SLUIFT_JID, SWIFT_PASS: JID and password to log in with
--- * SLUIFT_DEBUG: Sets whether debugging should be turned on
+--[[
+	This script logs into an XMPP server, iterates over all roster items,
+	and checks if their server is still alive. If not, the script asks you
+	whether it should remove the contact from your contact list.
 
-require "sluift"
-sluift.debug = os.getenv("SLUIFT_DEBUG")
+	The following environment variables are used:
+	* SLUIFT_JID, SWIFT_PASS: JID and password to log in with
+	* SLUIFT_DEBUG: Sets whether debugging should be turned on
+--]]
 
-print "Connecting ..."
-c = sluift.new_client(os.getenv("SLUIFT_JID"), os.getenv("SLUIFT_PASS"))
-c:connect()
+require 'sluift'
+sluift.debug = os.getenv('SLUIFT_DEBUG')
 
-print "Checking for unreachable contacts ..."
-for jid, _ in pairs(c:get_contacts()) do
-	_, err = c:get_version(sluift.jid_domain(jid), 10000)
-	if err == "Remote server not found" or err == "Timeout" then
-		print("Delete " .. jid .. " (" .. err .. ") ? [y/n/q]")
-		answer = io.read()
-		if answer == "y" then
-			c:remove_contact(jid)
-		elseif answer == "q" then
-			break
+print 'Connecting ...'
+c = sluift.new_client(os.getenv('SLUIFT_JID'), os.getenv('SLUIFT_PASS'))
+c:connect(function (c)
+	print 'Checking for unreachable contacts ...'
+	for jid in pairs(c:get_contacts()) do
+		_, err = c:get_software_version {to = sluift.jid.domain(jid), timeout = 10000}
+		print(err)
+		if err == 'Remote server not found' or err == 'Remote server timeout' then
+			print('Delete ' .. jid .. ' (' .. err .. ') ? [y/n/q]')
+			answer = io.read()
+			if answer == 'y' then
+				c:remove_contact(jid)
+			elseif answer == 'q' then
+				break
+			end
 		end
 	end
-end
-
-print "Done. Exiting ..."
-c:disconnect()
+	print 'Done. Exiting ...'
+end)
diff --git a/Sluift/Examples/Wonderland.lua b/Sluift/Examples/Wonderland.lua
index 58c00ca..235d8d0 100755
--- a/Sluift/Examples/Wonderland.lua
+++ b/Sluift/Examples/Wonderland.lua
@@ -44,9 +44,9 @@ end
 print("Done. Waiting ...")
 while true do
 	for _, client in ipairs(clients) do
-		client:for_event(function(e) 
-				if e["type"] == "message" then client:send_message(e["from"], "Off with their heads!") end 
-			end, 1000)
+		for message in client:messages {timeout = 1000} do
+			client:send_message{to = e["from"], body = "Off with their heads!"}
+		end
 	end
 	sluift.sleep(1000)
 end
author	Remko Tronçon <git@el-tramo.be>	2013-08-25 16:39:06 (GMT)
committer	Remko Tronçon <git@el-tramo.be>	2013-08-27 19:47:48 (GMT)
commit	1bb607f96e79845ce30dd5590b0d53cc394ac150 (patch)
tree	6156622ddd1b3238aec73536e0dc25b632965a71 /Sluift/Examples
parent	c4431ee90f3f1daac0a12b35bfa3378d5c570eaa (diff)
download	swift-1bb607f96e79845ce30dd5590b0d53cc394ac150.zip swift-1bb607f96e79845ce30dd5590b0d53cc394ac150.tar.bz2