PHP|Works talks.

php5_intro.xml

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+<presentation template="php2" titlecolor="#1111aa" navbarbackground="url(images/trans-ffffff.png)" logo1="images/php-med-trans-light.gif" titlesize="2em" navbarheight="4.1em">
+<topic>PHP 5</topic>	
+<title>Introduction to PHP 5</title>
+<copyright>(c) Copyright 2004 Ilia Alshanetsky</copyright>
+<event>PHP|Works</event>
+<location>Toronto, Canada</location>
+<date>September 22rd 2004</date>
+<speaker>Ilia Alshanetsky</speaker>
+<navmode>html</navmode>
+<url>http://talks.php.net/</url>
+
+<slide>slides/php5_intro/titlepage.xml</slide>
+<slide>slides/php5_intro/evolution.xml</slide>
+<slide>slides/php5_intro/revolution.xml</slide>
+
+<slide>slides/php5_intro/obj_ref.xml</slide>
+<slide>slides/php5_intro/obj_ref2.xml</slide>
+
+<slide>slides/php5_intro/obj_clone.xml</slide>
+<slide>slides/php5_intro/obj_clone2.xml</slide>
+
+<slide>slides/php5_intro/obj_con_des.xml</slide>
+<slide>slides/php5_intro/obj_con_des2.xml</slide>
+
+<slide>slides/php5_intro/obj_ppp.xml</slide>
+<slide>slides/php5_intro/obj_ppp2.xml</slide>
+
+<slide>slides/php5_intro/obj_static.xml</slide>
+<slide>slides/php5_intro/obj_final.xml</slide>
+<slide>slides/php5_intro/obj_const.xml</slide>
+
+<slide>slides/php5_intro/obj_indirect.xml</slide>
+
+<slide>slides/php5_intro/obj_autoload.xml</slide>
+<slide>slides/php5_intro/obj_get_set.xml</slide>
+<slide>slides/php5_intro/obj_method_over.xml</slide>
+
+<slide>slides/php5_intro/obj_abstract.xml</slide>
+<slide>slides/php5_intro/obj_interface.xml</slide>
+
+<slide>slides/php5_intro/obj_exceptions.xml</slide>
+<slide>slides/php5_intro/obj_tostring.xml</slide>
+
+<slide>slides/php5_intro/xml_intro.xml</slide>
+<slide>slides/php5_intro/simplexml.xml</slide>
+
+<slide>slides/php5_intro/dom.xml</slide>
+<slide>slides/php5_intro/dom_ex.xml</slide>
+
+<slide>slides/php5_intro/xsl.xml</slide>
+<slide>slides/php5_intro/xsl_ex.xml</slide>
+
+<slide>slides/php5_intro/soap.xml</slide>
+<slide>slides/php5_intro/soap_ex.xml</slide>
+
+<slide>slides/php5_intro/sqlite_intro.xml</slide>
+<slide>slides/php5_intro/sqlite_ex.xml</slide>
+<slide>slides/php5_intro/sqlite_ex2.xml</slide>
+
+<slide>slides/php5_intro/tidy_intro.xml</slide>
+<slide>slides/php5_intro/tidy_ex1.xml</slide>
+<slide>slides/php5_intro/tidy_ex2.xml</slide>
+
+<slide>slides/php5_intro/spl_intro.xml</slide>
+<slide>slides/php5_intro/spl_ex1.xml</slide>
+
+<slide>slides/php5_intro/streams_intro.xml</slide>
+<slide>slides/php5_intro/streams_ex1.xml</slide>
+<slide>slides/php5_intro/streams_ex2.xml</slide>
+
+<slide>slides/php5_intro/standard.xml</slide>
+<slide>slides/php5_intro/standard2.xml</slide>
+
+<slide>slides/php5_intro/thankyou.xml</slide>
+
+</presentation>

php5xml.xml

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+<presentation template="php2" titlecolor="#1111aa" navbarbackground="url(images/trans-ffffff.png)" logo1="images/php-med-trans-light.gif" titlesize="2em" navbarheight="4.1em">
+<topic>XML</topic>	
+<title>PHP 5 and XML</title>
+<copyright>(c) Copyright 2004 Ilia Alshanetsky</copyright>
+<event>PHP|Works</event>
+<location>Toronto, Canada</location>
+<date>September 23rd 2004</date>
+<speaker>Ilia Alshanetsky</speaker>
+<navmode>html</navmode>
+<url>http://talks.php.net/</url>
+
+<slide>slides/php5xml/titlepage.xml</slide>
+
+<slide>slides/php5xml/whatis.xml</slide>
+<slide>slides/php5xml/whyxml.xml</slide>
+
+<slide>slides/php5xml/xml.xml</slide>
+
+<slide>slides/php5xml/php_xml.xml</slide>
+
+<slide>slides/php5xml/parsing_xml.xml</slide>
+
+<slide>slides/php5xml/php_xml2.xml</slide>
+
+<slide>slides/php5xml/libs.xml</slide>
+
+<slide>slides/php5xml/sax.xml</slide>
+<slide>slides/php5xml/sax2.xml</slide>
+<slide>slides/php5xml/sax3.xml</slide>
+
+<slide>slides/php5xml/xmlreader.xml</slide>
+<slide>slides/php5xml/xmlreader_vs_sax.xml</slide>
+<slide>slides/php5xml/xmlreader_ex.xml</slide>
+<slide>slides/php5xml/xmlreader_validation.xml</slide>
+<slide>slides/php5xml/xmlreader_sum.xml</slide>
+
+<slide>slides/php5xml/simplexml.xml</slide>
+<slide>slides/php5xml/simplexml_ex.xml</slide>
+
+<slide>slides/php5xml/xpath.xml</slide>
+
+<slide>slides/php5xml/simplexml_xpath.xml</slide>
+<slide>slides/php5xml/simplexml_mod.xml</slide>
+<slide>slides/php5xml/simplexml_dom.xml</slide>
+<slide>slides/php5xml/simplexml_problem.xml</slide>
+
+<slide>slides/php5xml/dom.xml</slide>
+<slide>slides/php5xml/dom_access.xml</slide>
+<slide>slides/php5xml/dom_access2.xml</slide>
+<slide>slides/php5xml/dom_access3.xml</slide>
+<slide>slides/php5xml/dom_xpath.xml</slide>
+<slide>slides/php5xml/dom_create.xml</slide>
+<slide>slides/php5xml/dom_modify.xml</slide>
+<slide>slides/php5xml/dom_validate.xml</slide>
+<slide>slides/php5xml/dom_validate2.xml</slide>
+<slide>slides/php5xml/dom_html.xml</slide>
+
+<slide>slides/php5xml/xmlrpc.xml</slide>
+<slide>slides/php5xml/xmlrpc_request.xml</slide>
+<slide>slides/php5xml/xmlrpc_response.xml</slide>
+<slide>slides/php5xml/xmlrpc_server.xml</slide>
+<slide>slides/php5xml/xmlrpc_client.xml</slide>
+<slide>slides/php5xml/xmlrpc_cons_pros.xml</slide>
+
+<slide>slides/php5xml/soap.xml</slide>
+<slide>slides/php5xml/soap_doc.xml</slide>
+<slide>slides/php5xml/soap_doc_ex.xml</slide>
+<slide>slides/php5xml/soap_fault_ex.xml</slide>
+<slide>slides/php5xml/soap_server.xml</slide>
+<slide>slides/php5xml/soap_wsdl.xml</slide>
+<slide>slides/php5xml/soap_client.xml</slide>
+<slide>slides/php5xml/soap_cons_pros.xml</slide>
+
+<slide>slides/php5xml/xslt.xml</slide>
+<slide>slides/php5xml/xslt_stylesheet.xml</slide>
+<slide>slides/php5xml/xslt_ex.xml</slide>
+
+<slide>slides/php5xml/thankyou.xml</slide>
+
+</presentation>

slides/php5_intro/dom.xml

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+<slide title="DOM">
+
+<blurb>
+%DOM% is a complete rewrite of the %DOMXML% extension. The new extensions makes use
+of PHP 5's OO features to offer a robust interface. 
+</blurb>
+
+<list title="Capabilities">
+<bullet>DOM Level 3 Load and Save Support</bullet>
+<bullet>XPath</bullet>
+<bullet>Validation support</bullet>
+<bullet>NamedNodeMap support</bullet>
+<bullet>Complete Namespaces support</bullet>
+<bullet>Interop with SimpleXML and XSLT</bullet>
+<bullet>HTML Support</bullet>
+</list>
+
+</slide>

slides/php5_intro/dom_ex.xml

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+<slide title="Creating XML w/DOM">
+
+<example filename="obj_dom.php" result="1" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/evolution.xml

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+<slide title="Evolutionary Changes">
+
+<break />
+
+<image filename="evolution.jpg" align="right" />
+
+<list fontsize="3em">
+<bullet>Improved Performance.</bullet>
+<bullet>Some New Standard Functions.</bullet>
+<bullet>Improved Streams Support</bullet>
+<bullet>New &amp; Exciting Bugs ;-)</bullet>
+</list>
+
+<break />
+
+<blurb fontsize="3em">
+Language internals remain mostly the same.
+</blurb>
+
+</slide>

slides/php5_intro/obj_abstract.php

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+<?php
+abstract class ab {
+	abstract public function test();
+}
+
+/* the implementing class must implement all methods
+ * specified in the abstract class */
+class imp_ab extends ab {
+	public function test() { 
+		echo "implemented class was called";
+	}
+}
+
+$a = new imp_ab();
+$a->test();
+?>

slides/php5_intro/obj_abstract.xml

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+<slide title="Abstract Classes">
+
+<image filename="abstract.jpg" align="right" />
+
+<blurb>
+PHP 5 introduces %abstract% classes and methods. An abstract method only declares 
+the method's signature and does not provide an implementation. A class that contains 
+abstract methods needs to be declared abstract. 
+</blurb>
+
+<example filename="obj_abstract.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_autoload.php

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+<?php
+function __autoload($classname) {
+	$classes = array('foo' => 'obj_autoload2.php');
+
+	include_once($classes[$classname]);
+}
+
+$a = new foo();
+/* since the class foo is undeclared, PHP will execute the __autoload()
+ * function and using the class name try to perform an operation that will
+ * ideally result in the declaration of the class */
+?>

slides/php5_intro/obj_autoload.xml

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+<slide title="Autoload">
+
+<image filename="autoload.jpg" align="right" />
+
+<blurb>
+To make the developer simpler, PHP 5 introduces a global-scope function %__autoload()% that will automatically
+satisfy class dependencies at run time.
+</blurb>
+
+<example title="Source Class" filename="obj_autoload2.php" fontsize="1.5em" />
+
+<example title="Main Script" filename="obj_autoload.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_autoload2.php

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+<?php class foo { public $bar; } ?>

slides/php5_intro/obj_clone.php

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+<?php
+class foo {
+ 	var $bar;
+	function baz($val) {
+		$this->bar = $val;
+	}
+}
+
+$a = new foo();
+$b = clone $a; // make $b contain a separate copy of $a
+$a->baz(2);
+
+var_dump($b->bar != $a->bar); // True
+?>

slides/php5_intro/obj_clone.xml

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+<slide title="Object Cloning">
+
+<image filename="dolly.jpg" align="right" />
+
+<blurb>
+To make a copy of an object ala PHP 4, a special __clone() method should be used.
+</blurb>
+
+<example filename="obj_clone.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_clone2.php

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+<?php
+class foo {
+ 	var $bar, $is_clone = 0;
+	function baz($val) {
+		$this->bar = $val;
+	}
+	function __clone()
+	{
+		$this->is_clone = 1;
+	}
+}
+
+$a = new foo();
+$b = clone $a; // make $b contain a separate copy of $a
+
+echo $b->is_clone; // will print 1
+?>

slides/php5_intro/obj_clone2.xml

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+<slide title="Object Cloning">
+
+<image filename="dolly.jpg" align="right" />
+
+<blurb>
+You can specify your own __clone() method that will be executed when an object is cloned.
+</blurb>
+
+<example filename="obj_clone2.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_con.php

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+<?php
+class old {
+	function old() { $this->val = 123; }
+}
+
+class newer extends old {
+	function __construct() {
+		/* will work despite the older class using PHP 4 style constructor */
+		parent::__construct();
+	}
+}
+
+$a = new newer();
+echo $a->val; // 123
+?>

slides/php5_intro/obj_con_des.xml

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+<slide title="Construct/Destruct">
+
+<image filename="under-construction.jpg" align="right" />
+
+<blurb>
+In PHP 4 constructors were supported by creating a function with the same name as the class.
+</blurb>
+
+<example filename="obj_con_des4.php" fontsize="1.5em" />
+
+<blurb>
+In PHP 5, the %__construct()% method will be called (if it exists) when the object is created, 
+and the %__destruct()% method when it is destroyed. 
+</blurb>
+
+<example filename="obj_con_des5.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_con_des2.xml

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+<slide title="Construct/Destruct">
+
+<blurb>
+As with PHP 4, classes that extend other classes should call the parent's constructor within
+their own constructor.
+</blurb>
+
+<example filename="obj_con.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_con_des4.php

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+<?php
+class foo {
+	var $bar;
+	function foo($val) { $this->bar = $val; }
+}
+?>

slides/php5_intro/obj_con_des5.php

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+<?php
+class foo {
+	var $bar;
+
+	function __construct($val) {
+		$this->bar = $val;
+	}
+
+	function __destruct() {
+		unset($this->bar);
+	}
+}
+?>

slides/php5_intro/obj_const.php

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+<?php
+class foo {
+	const file_name = __FILE__;
+}
+
+echo foo::file_name; // will print current file name
+?>

slides/php5_intro/obj_const.xml

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+<slide title="Class Constants">
+
+<blurb>
+PHP 5 allows class specific constants, which works just like regular constants, but are limited
+to the scope of the given class.
+</blurb>
+
+<example filename="obj_const.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_dom.php

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+<?php
+$dom = new domDocument('1.0');
+$root = $dom->createElement('root'); // create new element
+foreach (array('foo', 'bar', 'baz') as $v) {
+	$node = $dom->createElement($v); // create new sub-element
+	$node->appendChild($dom->createTextNode($v)); // add value to element
+	$root->appendChild($node); // append sub-element to root element
+}
+$dom->appendChild($root); // add root node to document
+$xml = $dom->saveXML(); // output XML
+
+echo nl2br(htmlspecialchars(str_replace('><', ">\n<", $xml)));
+?>

slides/php5_intro/obj_exception.php

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+<?php
+try { /* begin exception block */
+	$fp = fopen(__FILE__, "r");
+	if (!$fp) {
+		/* throw exception, error occurred */
+		throw new Exception('no such file', 9);
+	}
+} catch (Exception $e) { /* what to do on error (thrown exception) */
+	echo $e->getCode(); // error code
+	echo $e->getFile(); // file where exception was thrown
+	echo $e->getLine(); // line on which exception was thrown
+	echo $e->getMessage(); // error message
+	print_r($e->getTrace()); // print backtrace
+}
+?>

slides/php5_intro/obj_exceptions.xml

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+<slide title="Exceptions">
+
+<image filename="different.jpg" align="right" />
+
+<blurb>
+PHP 5 introduces exceptions using a Java-like syntax. All exceptions extend the standard
+%Exception% class, meaning that you can create your own custom exceptions.
+</blurb>
+
+<example filename="obj_exception.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_final.php

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+<?php
+final class foo { function do_something() {} }
+
+class bar extends foo {} // won't work, fatal error
+
+class baz { final function foo() {} function bar() {} }
+
+class foo2 extends baz { function bar() {} } // will work
+class foo3 extends baz { function foo() {} } // will not work
+?>

slides/php5_intro/obj_final.xml

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+<slide title="Final Classes/Methods">
+
+<blurb>
+Classes and methods can be specified as %final% that will disallow classes to be extended
+and methods to be overloaded.
+</blurb>
+
+<example filename="obj_final.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_get_set.php

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+<?php
+class foo {
+	private $int_data = array();
+
+	function __get($var_name) {
+		return $this->int_data[$var_name];
+	}
+
+	function __set($var_name, $value)
+	{
+		$this->int_data[$var_name] = urlencode($value);
+	}
+}
+
+$a = new foo();
+$a->bar = "random value";
+echo $a->bar; // will print random+value
+?>

slides/php5_intro/obj_get_set.xml

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+<slide title="Getter and Setter">
+
+<blurb>
+PHP 5 objects support special %__get()% and %__set()% methods to access "virtual" 
+properties that do not actually existing, but instead are emulated existing data.
+</blurb>
+
+<example filename="obj_get_set.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_indirect.php

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+<?php
+class foo {
+	public $bar = 3;
+	function baz() {
+		echo $this->bar;
+	}
+}
+
+class bar {
+	public $o;
+	function __construct() {
+		$this->o = new foo();
+	}
+}
+
+$a = new bar();
+$a->o->baz(); // will print 3
+echo $a->o->bar; // will also print 3
+
+/* in PHP 4 this would not be possible and require the following kludge */
+$tmp =& $a->o;
+$tmp->baz();
+echo $tmp->bar;
+?>

slides/php5_intro/obj_indirect.xml

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+<slide title="Indirect Referencing">
+
+<blurb>
+PHP 5 permits access to properties and methods of an object that is stored inside in another
+object. In PHP 4 this required assignment of the object to separate variables.
+</blurb>
+
+<example filename="obj_indirect.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_interface.php

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+<?php
+interface read_file {
+	function open($file_name);
+	function read($bytes);
+	function close();
+}
+
+class rf implements read_file {
+	private $fp;
+
+	function open($file_name) { $this->fp = fopen($file_name, "r"); }
+	function read($bytes) { return fread($this->fp, $bytes); }
+	function close() { fclose($this->fp); }
+}
+
+$f = new rf();
+/* ensure that object inside $ implements read_file interface */
+if ($f instanceof read_file) {
+	$f->open(__FILE__);
+	echo $f->read(4);
+	$f->close();	
+}
+?>

slides/php5_intro/obj_interface.xml

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+<slide title="Interfaces">
+
+<blurb>
+You can now define object interfaces, which is a way to ensure 
+that a given class provides a certain set of functions you can rely on elsewhere.
+</blurb>
+
+<example filename="obj_interface.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_method_over.php

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+<?php
+class math {
+	function __call($name, $args)
+	{
+		switch ($name) {
+			case 'add':
+				return array_sum($args);
+			case 'subtract':
+				$val = array_shift($args);
+				foreach ($args as $v) $val /= $v;
+				return $val;
+		}
+	}
+}
+
+$m = new math();
+echo $m->add(1,2); // will print 3
+echo $m->subtract(8,2); // will print 4
+?>

slides/php5_intro/obj_method_over.xml

@@ -0,0 +1,9 @@
+<slide title="Dynamic Methods">
+
+<blurb>
+You can also create "virtual" methods that will be handled via the special %__call()% method.
+</blurb>
+
+<example filename="obj_method_over.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_ppp.php

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+<?php
+class foo {
+	public $foo=1; // everyone can access
+	private $bar=2; // can only be accessed by the class internally
+	protected $baz=3; // can be accessed by the class internally & any extending classes
+
+	function p1() { echo $this->foo . $this->bar . $this->baz; }
+}
+
+class foo_ex extends foo {
+	function p2() { echo $this->foo . $this->bar . $this->baz; }
+}
+
+$a = new foo();
+echo $a->p1(); // will print 123
+$b = new foo_ex();
+echo $b->p2(); // will print 13 + notice about unknown property foo_ex::$bar 
+// accessing private/protected properties directly will result is a E_ERROR (fatal error)
+echo $a->foo . $a->bar . $a->baz;
+?>

slides/php5_intro/obj_ppp.xml

@@ -0,0 +1,10 @@
+<slide title="PPP">
+
+<blurb>
+PHP 5 supports %public%, %private% and %protected% properties. The PHP 4 style %var% are treated
+as %public%, but will raise an E_STRICT warning when used.
+</blurb>
+
+<example filename="obj_ppp.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_ppp2.php

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+<?php
+class foo {
+	public function p() {} // everyone can use
+	private function p2() {} // only class foo may use internally
+	protected function p3() {} // only class foo and it's extender can use
+}
+
+class foo_ex extends foo { 
+	function foo_ex() { 
+		$this->p2(); 
+	} 
+}
+
+$a = new foo();
+$a->p3(); // fatal error
+
+$b = new foo_ex(); // will fail with fatal error
+?>

slides/php5_intro/obj_ppp2.xml

@@ -0,0 +1,10 @@
+<slide title="PPP">
+
+<blurb>
+Object methods can also be designated as %public%, %private% and %protected%. Methods
+without specific designation are assumed to be %public%.
+</blurb>
+
+<example filename="obj_ppp2.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_ref.php

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+<?php
+class foo {
+ 	var $foo = 1, $bar = 10;
+
+	function baz($val) {
+		$this->bar *= $val;
+	}
+}
+
+function mod_foo($foo)
+{
+	$foo->baz(10);
+	$foo->foo = 123;
+}
+
+$a = new foo();
+mod_foo($a);
+
+echo $a->bar . "<br />"; // PHP4: 10 PHP5: 100
+echo $a->foo . "<br />"; // PHP4: 1 PHP5: 123
+?>

slides/php5_intro/obj_ref.xml

@@ -0,0 +1,10 @@
+<slide title="Object References">
+
+<blurb>
+In ZE / PHP 4 objects were passed by reference, so when variables containing objects were passed to
+functions a local copy of the object was made for the function.
+</blurb>
+
+<example filename="obj_ref.php" fontsize="2em" />
+
+</slide>

slides/php5_intro/obj_ref2.php

@@ -0,0 +1,17 @@
+<?php
+class foo {
+ 	var $bar = 10;
+
+	function baz($val) {
+		global $foo2;
+		$foo2 = $this;
+		$this->bar *= $val;
+	}
+}
+
+$a = new foo();
+$foo3 = $a;
+$a->baz(2);
+var_dump($a->bar == $foo2->bar); // PHP4: False PHP5: True
+var_dump($a->bar == $foo3->bar); // PHP4: False PHP5: True
+?>

slides/php5_intro/obj_ref2.xml

@@ -0,0 +1,10 @@
+<slide title="Object References Cont.">
+
+<blurb>
+In PHP 5 anytime a variable containing an object is assigned to another variable it ends up being
+passed by reference.
+</blurb>
+
+<example filename="obj_ref2.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_simplexml.php

@@ -0,0 +1,20 @@
+<?php
+$xml = '<articles>
+<article id="1">
+	<title>Something Happened</title>
+	<author>Random Person</author>
+</article>
+<article id="2">
+	<title>Something Else Happened</title>
+	<author>Different Person</author>
+</article>
+</articles>';
+
+/* load & parse XML string */
+$art = simplexml_load_string($xml);
+foreach ($art as $article) {
+	echo 'Id: ' . $article['id'];
+	echo 'Title: ' . $article->title;
+	echo 'Author: ' . $article->author;
+}
+?>

slides/php5_intro/obj_static.php

@@ -0,0 +1,12 @@
+<?php
+class foo {
+	static $bar = 123;
+	
+	static function baz() {
+		return 456;
+	}
+}
+
+echo foo::$bar; // will print 123
+echo foo::baz(); // will print 456
+?>

slides/php5_intro/obj_static.xml

@@ -0,0 +1,12 @@
+<slide title="Static Methods/Properties">
+
+<image filename="static.jpg" align="right" />
+
+<blurb>
+You can specify methods &amp; properties as %static% that permits
+access to them from outside of the class.
+</blurb>
+
+<example filename="obj_static.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/obj_tostring.php

@@ -0,0 +1,13 @@
+<?php
+class foo {
+	public $vals = array('foo', 'bar', 'baz');
+
+	function __toString()
+	{
+		return implode(' ', $this->vals);
+	}
+}
+
+$a = new foo();
+echo $a; // will print "foo bar baz"
+?>

slides/php5_intro/obj_tostring.xml

@@ -0,0 +1,9 @@
+<slide title="Objects as Strings">
+
+<blurb>
+There is now a special method %__toString()% that can be used to allow objects to be safely used as strings.
+</blurb>
+
+<example filename="obj_tostring.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/revolution.xml

@@ -0,0 +1,16 @@
+<slide title="Revolutionary Changes">
+
+<break />
+
+<image filename="che.gif" align="right" />
+
+<list fontsize="3em">
+<bullet>OO Support Completely Rewritten.</bullet>
+<bullet>XML Support Rewritten/Updated/Improved.</bullet>
+<bullet>SQLite</bullet>
+<bullet>MySQLi</bullet>
+<bullet>Tidy</bullet>
+<bullet>Obsolete/Non-Working Extensions Dropped</bullet>
+</list>
+
+</slide>

slides/php5_intro/simplexml.xml

@@ -0,0 +1,12 @@
+<slide title="SimpleXML">
+
+<image filename="magician.gif" align="right" />
+
+<blurb>
+SimpleXML is arguably the simplest and fastest way to parse XML documents that is 
+natively available in PHP.
+</blurb>
+
+<example filename="obj_simplexml.php" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/soap.xml

@@ -0,0 +1,21 @@
+<slide title="SOAP">
+
+<image filename="ivorysoap.gif" align="right" />
+
+<blurb>
+The %SOAP% extension is a fast and fairly complete interface for creating and
+working with SOAP web-services.
+</blurb>
+
+<list title="Capabilities">
+<bullet>WSDL Code Generation improved</bullet>
+<bullet>Schema Code Generation added!</bullet>
+<bullet>Less focus on RPC, more on Document messaging</bullet>
+<bullet>Smaller code base, easier to extend</bullet>
+<bullet>Streams API support</bullet>
+<bullet>Uses DOM, may use SimpleXML alternatively in the future</bullet>
+<bullet>Cleaner code, better organized</bullet>
+<bullet>Makes use of new OO support in PHP 5</bullet>
+</list>
+
+</slide>

slides/php5_intro/soap_client.php

@@ -0,0 +1,5 @@
+<?php
+	// instantiate SOAP client object
+	$client = new SoapObject("http://example.com/soap_server.php", "urn:Object");
+	echo $client->version(); // call version() method
+?>

slides/php5_intro/soap_ex.xml

@@ -0,0 +1,7 @@
+<slide title="SOAP Server/Client">
+
+<example title="Server" filename="soap_server.php" result="0" fontsize="1.5em" />
+
+<example title="Client" filename="soap_client.php" result="0" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/soap_server.php

@@ -0,0 +1,10 @@
+<?php
+class info {
+	function version() { return php_version(); }
+	function name() { return php_uname(); }
+}
+
+$server = new SoapServer("urn:Object"); // create SOAP server object
+$server->setClass('info'); // set available methods based on a class
+$server->handle(); // handle requests
+?>

slides/php5_intro/spl_ex1.php

@@ -0,0 +1,11 @@
+<?php
+/* create directory iterator based on current directory */
+$dir = new DirectoryIterator(dirname(__FILE__));
+while ($dir->valid()) { // while there are valid entries
+	if ($dir->isFile()) { // check if we are dealing with a file
+		/* print file name & it's size */
+		echo "Name: ".$dir->getFilename().", size: ".$dir->getSize()."<br />";
+	}
+	$dir->next(); // move to next entry
+}
+?>

slides/php5_intro/spl_ex1.xml

@@ -0,0 +1,5 @@
+<slide title="Directory Iterator">
+
+<example filename="spl_ex1.php" result="1" fontsize="1.5em" />z
+
+</slide>

slides/php5_intro/spl_intro.xml

@@ -0,0 +1,14 @@
+<slide title="Standard PHP Library">
+
+<blurb>
+%SPL% is a collection of interfaces and classes that are meant to solve standard problems.
+</blurb>
+
+<list type="Solutions">
+<bullet>Directory iterator</bullet>
+<bullet>Recursive directory iterator</bullet>
+<bullet>SimpleXML iterator</bullet>
+<bullet>Ability to extend existing iterators</bullet>
+</list>
+
+</slide>

slides/php5_intro/sqlite_ex.xml

@@ -0,0 +1,5 @@
+<slide title="SQLite OO Interface">
+
+<example filename="sqlite_oo.php" result="1" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/sqlite_ex2.xml

@@ -0,0 +1,5 @@
+<slide title="SQLite Procedural Interface">
+
+<example filename="sqlite_proc.php" result="1" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/sqlite_intro.xml

@@ -0,0 +1,19 @@
+<slide title="SQLite">
+
+<image filename="sqlite.gif" align="right" />
+
+<blurb>
+Newest database extension with arguably the fastest interface between the database &amp; PHP.
+</blurb>
+
+<list type="Features">
+<bullet>Bundled with PHP 5 (including library)</bullet>
+<bullet>Fast and easy interface to 'flatfiles'</bullet>
+<bullet>Implements most of SQL92</bullet>
+<bullet>Supports both OO and procedural API</bullet>
+<bullet>No daemon required</bullet>
+<bullet>Enabled by default</bullet>
+<bullet>Can use PHP to extend SQL language</bullet>
+</list>
+
+</slide>

slides/php5_intro/sqlite_oo.php

@@ -0,0 +1,17 @@
+<?php
+/* open connection to memory database */
+$db = new SQLiteDatabase(":memory:");
+
+/* execute a regular query */
+$db->query("CREATE TABLE test(a,b)");
+$db->query("INSERT INTO test VALUES('1','2')");
+
+/* retrieve data using an unbuffered query */
+$r = $db->unbufferedQuery("SELECT * FROM test", SQLITE_ASSOC);
+echo '<pre>';
+/* use object iterators to retrieve the data, without any additional functions */
+foreach ($r as $row) {
+	print_r($row);
+}
+echo '</pre>';
+?>

slides/php5_intro/sqlite_proc.php

@@ -0,0 +1,19 @@
+<?php
+function encode($str)
+{
+	return base64_encode(urlencode($str));
+}
+
+$db = sqlite_open(":memory:"); // open database
+
+/* create my functions */
+sqlite_create_function($db, 'p_enc', 'encode', 1);
+sqlite_create_function($db, 'p_md5', 'md5', 1);
+
+sqlite_query($db, "CREATE TABLE test(a,b)");
+sqlite_query("INSERT INTO test VALUES(p_enc('1'),p_md5('2'))", $db);
+
+echo '<pre>';
+print_r(sqlite_array_query($db, "SELECT * FROM test", SQLITE_NUM));
+echo '</pre>';
+?>

slides/php5_intro/standard.xml

@@ -0,0 +1,16 @@
+<slide title="Standard Functions">
+
+<blurb>
+Aside from the new extensions and object related changes, a fair number 
+of new functions were added as part of the standard functions extension.
+</blurb>
+
+<list title="New Functions">
+<bullet>%file_put_contents()% - Quickly write or append to a file.</bullet>
+<bullet>%http_build_query()% - Generate URL-encoded query string.</bullet>
+<bullet>%convert_uudecode()% - Decode a uuencoded string.</bullet>
+<bullet>%convert_uuencode()% - Uuencode a string.</bullet>
+<bullet>%str_ireplace()% - Case insensitive equivalent of str_replace() .</bullet>
+</list>
+
+</slide>

slides/php5_intro/standard2.xml

@@ -0,0 +1,12 @@
+<slide title="Standard Functions Cont.">
+
+<list title="New Functions or Functionality">
+<bullet>%strripos()% - Find position of last occurrence of a case-insensitive string in a string.</bullet>
+<bullet>%mkdir()% - Can now create directories recursively via an additional flag.</bullet>
+<bullet>%php_check_syntax()% - Validate syntax of PHP files.</bullet>
+<bullet>%headers_list()% - Get a list of headers sent to the browser.</bullet>
+<bullet>%time_nanosleep()% - Signal safe, high precision sleep function.</bullet>
+<bullet>A whole series of new array sorting and intersect functions.</bullet>
+</list>
+
+</slide>

slides/php5_intro/streams.php

@@ -0,0 +1,9 @@
+<?php
+/* bind to port 11111 on local machine */
+$sock = stream_socket_server('tcp://localhost:11111');
+/* wait for user input */
+while ($conn = stream_socket_accept($sock)) {
+	$line = trim(fgets($conn)); // read user input
+	fwrite($conn, "You wrote '$line'\n"); // print response
+}
+?>

slides/php5_intro/streams2.php

@@ -0,0 +1,18 @@
+<?php
+/* context options */
+$opts = array(
+	'http' => array (
+			'method' => "GET",
+			'header' => "Accept-language: en\r\n"
+		)
+);
+/* create context resource */
+$context = stream_context_create($opts);
+
+/* Send a request to php.net with specified context options
+ * and filter the output via a filter that will remove HTML tags */
+$data = file_get_contents(
+	"php://filter/read=string.strip_tags/resource=http://www.php.net/", 
+	NULL, 
+	$context);
+?>

slides/php5_intro/streams_ex1.xml

@@ -0,0 +1,10 @@
+<slide title="Streams Server">
+
+<example filename="streams.php" result="0" fontsize="1.5em" />
+
+<blurb>
+The experimental and rarely available %sockets% extension is made
+nearly absolete.
+</blurb>
+
+</slide>

slides/php5_intro/streams_ex2.xml

@@ -0,0 +1,5 @@
+<slide title="Streams Example #2">
+
+<example filename="streams2.php" result="0" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/streams_intro.xml

@@ -0,0 +1,17 @@
+<slide title="Streams">
+
+<image filename="stream.jpg" align="right" />
+
+<blurb>
+While streams were introduced in PHP 4, it is in PHP 5 where the full capabilities
+of streams can be fully explored.
+</blurb>
+
+<list title="Changes">
+<bullet>Nearly all functions that work with opening files/urls/sockets support contexts</bullet>
+<bullet>A number of built-in filters</bullet>
+<bullet>Can define new streams and filters in userspace</bullet>
+<bullet>Stream server support</bullet>
+</list>
+
+</slide>

slides/php5_intro/thankyou.xml

@@ -0,0 +1,18 @@
+<slide title="Thank You!" fontsize="6em">
+
+<blurb title="Find more information online..." />
+
+<break />
+
+<link marginleft="2em" leader="ZE2 Object Model Docs : ">http://www.php.net/zend-engine-2.php</link>
+<link marginleft="2em" leader="SQLite Homepage : ">http://www.sqlite.org/</link>
+<link marginleft="2em" leader="SimpleXML Docs : ">http://www.php.net/simplexml</link>
+<link marginleft="2em" leader="DOM Docs : ">http://www.php.net/dom</link>
+
+<break lines="2" />
+
+<blurb title="Contact Me" />
+
+<link fontsize="2.5em" marginleft="2em" leader="Ilia Alshanetsky ">ilia@php.net</link>
+
+</slide>

slides/php5_intro/tidy.php

@@ -0,0 +1,8 @@
+<?php        
+/* create tidy resource based on HTML string */
+$a = tidy_parse_string("<HTML></HTML>");
+tidy_clean_repair($a); // repair the given HTML
+$out = tidy_get_output($a); // get output
+
+echo nl2br(htmlspecialchars($out));
+?>

slides/php5_intro/tidy2.php

@@ -0,0 +1,9 @@
+<?php
+/* tell tidy to automatically clean & repair output */
+ini_set("tidy.clean_output", TRUE);
+
+/* set tidy output buffer, which will by default 
+ * automatically correct HTML output */
+ob_start("ob_tidyhandler");
+?>
+<B>testing</I>

slides/php5_intro/tidy_ex1.xml

@@ -0,0 +1,5 @@
+<slide title="Correct HTML w/Tidy">
+
+<example filename="tidy.php" result="1" fontsize="1.5em" />
+
+</slide>

slides/php5_intro/tidy_ex2.xml

@@ -0,0 +1,7 @@
+<slide title="Tidy Output Buffer">
+
+<example filename="tidy2.php" result="0" fontsize="1.5em" />z
+
+<example title="Output" filename="tidy.txt" result="0" fontsize="1.5em" />z
+
+</slide>

slides/php5_intro/tidy_intro.xml

@@ -0,0 +1,18 @@
+<slide title="Tidy Extension">
+
+<image filename="tidy.jpg" align="right" />
+
+<blurb>
+Tidy Extension is a wrapper around %libTidy% library, who's purpose is to clean,
+compact and convert between the various HTML variants.
+</blurb>
+
+<list title="Capabilities">
+<bullet>Automatically repair malformed HTML</bullet>
+<bullet>Convert HTML 3 to HTML 4 to XHTML in a few lines of code</bullet>
+<bullet>Find and extract portions of HTML documents using OO</bullet>
+<bullet>Compact your page output using Tidy output buffer.</bullet>
+<bullet>Convert HTML tags to CSS whenever possible.</bullet>
+</list>
+
+</slide>

slides/php5_intro/titlepage.xml

@@ -0,0 +1,3 @@
+<slide template="titlepage" fontsize="6em">
+<title>Welcome!</title>
+</slide>

slides/php5_intro/xml_intro.xml

@@ -0,0 +1,26 @@
+<slide title="PHP 5 &amp; XML">
+
+<blurb>
+PHP 5 introduced a number of new XML extensions: %SOAP%, %SimpleXML%, %XSL%, %DOM%
+</blurb>
+
+<break />
+
+<blurb>
+Older %XLST% and %DOMXML% were removed in favor of their newer counterparts.
+</blurb>
+
+<break />
+
+<blurb>
+All XML extensions now use a single XML parsing library, LibXML2, unlike the older
+%Expat% this library is too big to bundle, however it is available by default on most systems.
+</blurb>
+
+<break />
+
+<blurb>
+Additional XML extensions for PHP 5 are available from PECL repository (%XmlReader% &amp; %XmlWriter%)
+</blurb>
+
+</slide>

slides/php5_intro/xsl.php

@@ -0,0 +1,39 @@
+<?php
+$xml = '<articles>
+<article id="1">
+	<title>Something Happened</title>
+	<author>Random Person</author>
+</article>
+<article id="2">
+	<title>Something Else Happened</title>
+	<author>Different Person</author>
+</article>
+</articles>';
+
+$xsl = '<xsl:stylesheet version="1.0" xmlns:xsl="http://www.w3.org/1999/XSL/Transform">
+<xsl:output indent="yes" method="xml" encoding="iso-8859-1" />
+
+<xsl:template match="/">
+	<xsl:apply-templates select="//article"/>
+</xsl:template>
+
+<xsl:template match="article">
+	Title: <xsl:value-of select="title"/><br />
+	Author: <xsl:value-of select="author"/><br />
+	<hr />
+</xsl:template>
+
+</xsl:stylesheet>';
+
+/* load XSLT Stylesheet */
+$xslDom = new domDocument();
+$xslDom->loadXML($xsl);
+
+/* load XML data */
+$xmlDom = new domDocument();
+$xmlDom->loadXML($xml);
+
+$xsl = new XsltProcessor(); // instantiate XSLT processor
+$xsl->importStylesheet($xslDom); // load stylesheet
+echo $xsl->transformToXML($xmlDom); // perform the transformation & return HTML
+?>

slides/php5_intro/xsl.xml

@@ -0,0 +1,21 @@
+<slide title="XSL">
+
+<image filename="recycle.gif" align="right" />
+
+<blurb>
+%XSL% is the PHP 5 replacement for the older %XSLT% extension.
+</blurb>
+
+<list title="Powered By">
+<bullet>Based on %libxslt%</bullet>
+<bullet>Uses %DOM% extension</bullet>
+</list>
+
+<list title="Features Include:">
+<bullet>Simple API</bullet>
+<bullet>Supports most EXSLT (www.exslt.org)</bullet>
+<bullet>Can transform DOM to DOM, HTML, File or XML</bullet>
+<bullet>Allows PHP functions to be used as XSLT functions</bullet>
+</list>
+
+</slide>

slides/php5_intro/xsl_ex.xml

@@ -0,0 +1,5 @@
+<slide title="XSL Transformation">
+
+<example filename="xsl.php" result="1" fontsize="1.5em" />
+
+</slide>

slides/php5xml/dom.xml

@@ -0,0 +1,18 @@
+<slide title="DOM Extension">
+
+<blurb fontsize="3.5em">
+DOM is not DOMXML. DOM extension has been written from scratch and strongly relies on the PHP 5 features
+&amp; capabilities. |FF0000|DOM is not compatible with DOMXML|
+</blurb>
+
+<list title="Features" fontsize="2.5em">
+<bullet>DOM Level 3 Load and Save Support</bullet>
+<bullet>XPath</bullet>
+<bullet>Validation support</bullet>
+<bullet>NamedNodeMap support</bullet>
+<bullet>Complete Namespaces support</bullet>
+<bullet>Interop with SimpleXML and XSLT</bullet>
+<bullet>HTML</bullet>
+</list>
+
+</slide>

slides/php5xml/dom_access.php

@@ -0,0 +1,9 @@
+<?php
+$dom = new domDocument(); // create a DOM object
+$dom->load(dirname(__FILE__) . "/thedata.xml"); // load data from XML file
+
+/* access elements by tag name */
+foreach ($dom->getElementsByTagName('title') as $node) {
+	echo $node->nodeValue . "<br />";
+}
+?>

slides/php5xml/dom_access.xml

@@ -0,0 +1,5 @@
+<slide title="Accessing Nodes w/DOM">
+
+<example filename="dom_access.php" hide="0" result="1" type="php" fontsize="1.4em" />
+
+</slide>