git-svn-id: file:///home/shish/svn/shimmie2/trunk@1068 7f39781d-f577-437e-ae19-be835c7a54ca
		
			
				
	
	
		
			983 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			983 lines
		
	
	
		
			28 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
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/**
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 *  Base include file for SimpleTest
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 *  @package    SimpleTest
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 *  @subpackage WebTester
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 *  @version    $Id: page.php 1672 2008-03-02 04:47:34Z edwardzyang $
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 */
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/**#@+
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    *   include other SimpleTest class files
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    */
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require_once(dirname(__FILE__) . '/http.php');
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require_once(dirname(__FILE__) . '/parser.php');
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require_once(dirname(__FILE__) . '/tag.php');
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require_once(dirname(__FILE__) . '/form.php');
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require_once(dirname(__FILE__) . '/selector.php');
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/**#@-*/
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/**
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 *    Creates tags and widgets given HTML tag
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 *    attributes.
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 *    @package SimpleTest
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 *    @subpackage WebTester
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 */
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class SimpleTagBuilder {
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    /**
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     *    Factory for the tag objects. Creates the
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     *    appropriate tag object for the incoming tag name
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     *    and attributes.
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     *    @param string $name        HTML tag name.
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     *    @param hash $attributes    Element attributes.
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     *    @return SimpleTag          Tag object.
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     *    @access public
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     */
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    function createTag($name, $attributes) {
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        static $map = array(
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                'a' => 'SimpleAnchorTag',
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                'title' => 'SimpleTitleTag',
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                'base' => 'SimpleBaseTag',
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                'button' => 'SimpleButtonTag',
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                'textarea' => 'SimpleTextAreaTag',
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                'option' => 'SimpleOptionTag',
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                'label' => 'SimpleLabelTag',
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                'form' => 'SimpleFormTag',
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                'frame' => 'SimpleFrameTag');
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        $attributes = $this->_keysToLowerCase($attributes);
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        if (array_key_exists($name, $map)) {
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            $tag_class = $map[$name];
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            return new $tag_class($attributes);
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        } elseif ($name == 'select') {
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            return $this->_createSelectionTag($attributes);
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        } elseif ($name == 'input') {
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            return $this->_createInputTag($attributes);
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        }
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        return new SimpleTag($name, $attributes);
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    }
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    /**
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     *    Factory for selection fields.
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     *    @param hash $attributes    Element attributes.
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     *    @return SimpleTag          Tag object.
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     *    @access protected
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     */
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    function _createSelectionTag($attributes) {
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        if (isset($attributes['multiple'])) {
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            return new MultipleSelectionTag($attributes);
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        }
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        return new SimpleSelectionTag($attributes);
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    }
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    /**
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     *    Factory for input tags.
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     *    @param hash $attributes    Element attributes.
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     *    @return SimpleTag          Tag object.
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     *    @access protected
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     */
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    function _createInputTag($attributes) {
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        if (! isset($attributes['type'])) {
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            return new SimpleTextTag($attributes);
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        }
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        $type = strtolower(trim($attributes['type']));
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        $map = array(
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                'submit' => 'SimpleSubmitTag',
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                'image' => 'SimpleImageSubmitTag',
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                'checkbox' => 'SimpleCheckboxTag',
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                'radio' => 'SimpleRadioButtonTag',
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                'text' => 'SimpleTextTag',
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                'hidden' => 'SimpleTextTag',
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                'password' => 'SimpleTextTag',
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                'file' => 'SimpleUploadTag');
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        if (array_key_exists($type, $map)) {
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            $tag_class = $map[$type];
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            return new $tag_class($attributes);
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        }
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        return false;
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    }
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    /**
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     *    Make the keys lower case for case insensitive look-ups.
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     *    @param hash $map   Hash to convert.
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     *    @return hash       Unchanged values, but keys lower case.
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     *    @access private
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     */
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    function _keysToLowerCase($map) {
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        $lower = array();
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        foreach ($map as $key => $value) {
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            $lower[strtolower($key)] = $value;
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        }
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        return $lower;
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    }
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}
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/**
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 *    SAX event handler. Maintains a list of
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 *    open tags and dispatches them as they close.
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 *    @package SimpleTest
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 *    @subpackage WebTester
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 */
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class SimplePageBuilder extends SimpleSaxListener {
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    var $_tags;
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    var $_page;
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    var $_private_content_tag;
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    /**
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     *    Sets the builder up empty.
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     *    @access public
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     */
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    function SimplePageBuilder() {
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        $this->SimpleSaxListener();
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    }
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    /**
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     *    Frees up any references so as to allow the PHP garbage
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     *    collection from unset() to work.
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     *    @access public
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     */
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    function free() {
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        unset($this->_tags);
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        unset($this->_page);
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        unset($this->_private_content_tags);
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    }
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    /**
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     *    Reads the raw content and send events
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     *    into the page to be built.
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     *    @param $response SimpleHttpResponse  Fetched response.
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     *    @return SimplePage                   Newly parsed page.
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     *    @access public
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     */
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    function &parse($response) {
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        $this->_tags = array();
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        $this->_page = &$this->_createPage($response);
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        $parser = &$this->_createParser($this);
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        $parser->parse($response->getContent());
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        $this->_page->acceptPageEnd();
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        return $this->_page;
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    }
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    /**
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     *    Creates an empty page.
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     *    @return SimplePage        New unparsed page.
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     *    @access protected
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     */
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    function &_createPage($response) {
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        $page = &new SimplePage($response);
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        return $page;
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    }
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    /**
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     *    Creates the parser used with the builder.
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     *    @param $listener SimpleSaxListener   Target of parser.
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     *    @return SimpleSaxParser              Parser to generate
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     *                                         events for the builder.
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     *    @access protected
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     */
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    function &_createParser(&$listener) {
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        $parser = &new SimpleHtmlSaxParser($listener);
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        return $parser;
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    }
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    /**
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     *    Start of element event. Opens a new tag.
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     *    @param string $name         Element name.
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     *    @param hash $attributes     Attributes without content
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     *                                are marked as true.
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     *    @return boolean             False on parse error.
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     *    @access public
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     */
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    function startElement($name, $attributes) {
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        $factory = &new SimpleTagBuilder();
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        $tag = $factory->createTag($name, $attributes);
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        if (! $tag) {
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            return true;
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        }
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        if ($tag->getTagName() == 'label') {
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            $this->_page->acceptLabelStart($tag);
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            $this->_openTag($tag);
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            return true;
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        }
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        if ($tag->getTagName() == 'form') {
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            $this->_page->acceptFormStart($tag);
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            return true;
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        }
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        if ($tag->getTagName() == 'frameset') {
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            $this->_page->acceptFramesetStart($tag);
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            return true;
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        }
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        if ($tag->getTagName() == 'frame') {
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            $this->_page->acceptFrame($tag);
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            return true;
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        }
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        if ($tag->isPrivateContent() && ! isset($this->_private_content_tag)) {
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            $this->_private_content_tag = &$tag;
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        }
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        if ($tag->expectEndTag()) {
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            $this->_openTag($tag);
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            return true;
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        }
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        $this->_page->acceptTag($tag);
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        return true;
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    }
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    /**
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     *    End of element event.
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     *    @param string $name        Element name.
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     *    @return boolean            False on parse error.
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     *    @access public
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     */
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    function endElement($name) {
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        if ($name == 'label') {
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            $this->_page->acceptLabelEnd();
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            return true;
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        }
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        if ($name == 'form') {
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            $this->_page->acceptFormEnd();
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            return true;
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        }
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        if ($name == 'frameset') {
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            $this->_page->acceptFramesetEnd();
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            return true;
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        }
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        if ($this->_hasNamedTagOnOpenTagStack($name)) {
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            $tag = array_pop($this->_tags[$name]);
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            if ($tag->isPrivateContent() && $this->_private_content_tag->getTagName() == $name) {
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                unset($this->_private_content_tag);
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            }
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            $this->_addContentTagToOpenTags($tag);
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            $this->_page->acceptTag($tag);
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            return true;
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        }
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        return true;
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    }
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    /**
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     *    Test to see if there are any open tags awaiting
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     *    closure that match the tag name.
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     *    @param string $name        Element name.
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     *    @return boolean            True if any are still open.
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     *    @access private
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     */
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    function _hasNamedTagOnOpenTagStack($name) {
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        return isset($this->_tags[$name]) && (count($this->_tags[$name]) > 0);
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    }
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    /**
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     *    Unparsed, but relevant data. The data is added
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     *    to every open tag.
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     *    @param string $text        May include unparsed tags.
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     *    @return boolean            False on parse error.
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     *    @access public
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     */
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    function addContent($text) {
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        if (isset($this->_private_content_tag)) {
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            $this->_private_content_tag->addContent($text);
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        } else {
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            $this->_addContentToAllOpenTags($text);
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        }
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        return true;
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    }
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    /**
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     *    Any content fills all currently open tags unless it
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     *    is part of an option tag.
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     *    @param string $text        May include unparsed tags.
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     *    @access private
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     */
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    function _addContentToAllOpenTags($text) {
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        foreach (array_keys($this->_tags) as $name) {
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            for ($i = 0, $count = count($this->_tags[$name]); $i < $count; $i++) {
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                $this->_tags[$name][$i]->addContent($text);
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            }
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        }
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    }
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    /**
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     *    Parsed data in tag form. The parsed tag is added
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     *    to every open tag. Used for adding options to select
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     *    fields only.
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     *    @param SimpleTag $tag        Option tags only.
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     *    @access private
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     */
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    function _addContentTagToOpenTags(&$tag) {
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        if ($tag->getTagName() != 'option') {
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            return;
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        }
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        foreach (array_keys($this->_tags) as $name) {
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            for ($i = 0, $count = count($this->_tags[$name]); $i < $count; $i++) {
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                $this->_tags[$name][$i]->addTag($tag);
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            }
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        }
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    }
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    /**
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     *    Opens a tag for receiving content. Multiple tags
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     *    will be receiving input at the same time.
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     *    @param SimpleTag $tag        New content tag.
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     *    @access private
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     */
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    function _openTag(&$tag) {
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        $name = $tag->getTagName();
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        if (! in_array($name, array_keys($this->_tags))) {
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            $this->_tags[$name] = array();
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        }
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        $this->_tags[$name][] = &$tag;
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    }
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}
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/**
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 *    A wrapper for a web page.
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 *    @package SimpleTest
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 *    @subpackage WebTester
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 */
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class SimplePage {
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    var $_links;
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    var $_title;
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    var $_last_widget;
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    var $_label;
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						|
    var $_left_over_labels;
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						|
    var $_open_forms;
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						|
    var $_complete_forms;
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    var $_frameset;
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    var $_frames;
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    var $_frameset_nesting_level;
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    var $_transport_error;
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    var $_raw;
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    var $_text;
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    var $_sent;
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    var $_headers;
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    var $_method;
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    var $_url;
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    var $_base = false;
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    var $_request_data;
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    /**
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     *    Parses a page ready to access it's contents.
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     *    @param SimpleHttpResponse $response     Result of HTTP fetch.
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     *    @access public
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     */
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    function SimplePage($response = false) {
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        $this->_links = array();
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        $this->_title = false;
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        $this->_left_over_labels = array();
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        $this->_open_forms = array();
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        $this->_complete_forms = array();
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        $this->_frameset = false;
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        $this->_frames = array();
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        $this->_frameset_nesting_level = 0;
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        $this->_text = false;
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        if ($response) {
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            $this->_extractResponse($response);
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        } else {
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            $this->_noResponse();
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						|
        }
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    }
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						|
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						|
    /**
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						|
     *    Extracts all of the response information.
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						|
     *    @param SimpleHttpResponse $response    Response being parsed.
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						|
     *    @access private
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     */
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						|
    function _extractResponse($response) {
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						|
        $this->_transport_error = $response->getError();
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						|
        $this->_raw = $response->getContent();
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						|
        $this->_sent = $response->getSent();
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						|
        $this->_headers = $response->getHeaders();
 | 
						|
        $this->_method = $response->getMethod();
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						|
        $this->_url = $response->getUrl();
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						|
        $this->_request_data = $response->getRequestData();
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Sets up a missing response.
 | 
						|
     *    @access private
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						|
     */
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						|
    function _noResponse() {
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						|
        $this->_transport_error = 'No page fetched yet';
 | 
						|
        $this->_raw = false;
 | 
						|
        $this->_sent = false;
 | 
						|
        $this->_headers = false;
 | 
						|
        $this->_method = 'GET';
 | 
						|
        $this->_url = false;
 | 
						|
        $this->_request_data = false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Original request as bytes sent down the wire.
 | 
						|
     *    @return mixed              Sent content.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getRequest() {
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						|
        return $this->_sent;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for raw text of page.
 | 
						|
     *    @return string        Raw unparsed content.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getRaw() {
 | 
						|
        return $this->_raw;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for plain text of page as a text browser
 | 
						|
     *    would see it.
 | 
						|
     *    @return string        Plain text of page.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getText() {
 | 
						|
        if (! $this->_text) {
 | 
						|
            $this->_text = SimpleHtmlSaxParser::normalise($this->_raw);
 | 
						|
        }
 | 
						|
        return $this->_text;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for raw headers of page.
 | 
						|
     *    @return string       Header block as text.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getHeaders() {
 | 
						|
        if ($this->_headers) {
 | 
						|
            return $this->_headers->getRaw();
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Original request method.
 | 
						|
     *    @return string        GET, POST or HEAD.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getMethod() {
 | 
						|
        return $this->_method;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Original resource name.
 | 
						|
     *    @return SimpleUrl        Current url.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getUrl() {
 | 
						|
        return $this->_url;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Base URL if set via BASE tag page url otherwise
 | 
						|
     *    @return SimpleUrl        Base url.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getBaseUrl() {
 | 
						|
        return $this->_base;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Original request data.
 | 
						|
     *    @return mixed              Sent content.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getRequestData() {
 | 
						|
        return $this->_request_data;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for last error.
 | 
						|
     *    @return string        Error from last response.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getTransportError() {
 | 
						|
        return $this->_transport_error;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for current MIME type.
 | 
						|
     *    @return string    MIME type as string; e.g. 'text/html'
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getMimeType() {
 | 
						|
        if ($this->_headers) {
 | 
						|
            return $this->_headers->getMimeType();
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for HTTP response code.
 | 
						|
     *    @return integer    HTTP response code received.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getResponseCode() {
 | 
						|
        if ($this->_headers) {
 | 
						|
            return $this->_headers->getResponseCode();
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for last Authentication type. Only valid
 | 
						|
     *    straight after a challenge (401).
 | 
						|
     *    @return string    Description of challenge type.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getAuthentication() {
 | 
						|
        if ($this->_headers) {
 | 
						|
            return $this->_headers->getAuthentication();
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for last Authentication realm. Only valid
 | 
						|
     *    straight after a challenge (401).
 | 
						|
     *    @return string    Name of security realm.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getRealm() {
 | 
						|
        if ($this->_headers) {
 | 
						|
            return $this->_headers->getRealm();
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for current frame focus. Will be
 | 
						|
     *    false as no frames.
 | 
						|
     *    @return array    Always empty.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getFrameFocus() {
 | 
						|
        return array();
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Sets the focus by index. The integer index starts from 1.
 | 
						|
     *    @param integer $choice    Chosen frame.
 | 
						|
     *    @return boolean           Always false.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function setFrameFocusByIndex($choice) {
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Sets the focus by name. Always fails for a leaf page.
 | 
						|
     *    @param string $name    Chosen frame.
 | 
						|
     *    @return boolean        False as no frames.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function setFrameFocus($name) {
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Clears the frame focus. Does nothing for a leaf page.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function clearFrameFocus() {
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Adds a tag to the page.
 | 
						|
     *    @param SimpleTag $tag        Tag to accept.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptTag(&$tag) {
 | 
						|
        if ($tag->getTagName() == "a") {
 | 
						|
            $this->_addLink($tag);
 | 
						|
        } elseif ($tag->getTagName() == "base") {
 | 
						|
            $this->_setBase($tag);
 | 
						|
        } elseif ($tag->getTagName() == "title") {
 | 
						|
            $this->_setTitle($tag);
 | 
						|
        } elseif ($this->_isFormElement($tag->getTagName())) {
 | 
						|
            for ($i = 0; $i < count($this->_open_forms); $i++) {
 | 
						|
                $this->_open_forms[$i]->addWidget($tag);
 | 
						|
            }
 | 
						|
            $this->_last_widget = &$tag;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Opens a label for a described widget.
 | 
						|
     *    @param SimpleFormTag $tag      Tag to accept.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptLabelStart(&$tag) {
 | 
						|
        $this->_label = &$tag;
 | 
						|
        unset($this->_last_widget);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Closes the most recently opened label.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptLabelEnd() {
 | 
						|
        if (isset($this->_label)) {
 | 
						|
            if (isset($this->_last_widget)) {
 | 
						|
                $this->_last_widget->setLabel($this->_label->getText());
 | 
						|
                unset($this->_last_widget);
 | 
						|
            } else {
 | 
						|
                $this->_left_over_labels[] = SimpleTestCompatibility::copy($this->_label);
 | 
						|
            }
 | 
						|
            unset($this->_label);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Tests to see if a tag is a possible form
 | 
						|
     *    element.
 | 
						|
     *    @param string $name     HTML element name.
 | 
						|
     *    @return boolean         True if form element.
 | 
						|
     *    @access private
 | 
						|
     */
 | 
						|
    function _isFormElement($name) {
 | 
						|
        return in_array($name, array('input', 'button', 'textarea', 'select'));
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Opens a form. New widgets go here.
 | 
						|
     *    @param SimpleFormTag $tag      Tag to accept.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptFormStart(&$tag) {
 | 
						|
        $this->_open_forms[] = &new SimpleForm($tag, $this);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Closes the most recently opened form.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptFormEnd() {
 | 
						|
        if (count($this->_open_forms)) {
 | 
						|
            $this->_complete_forms[] = array_pop($this->_open_forms);
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Opens a frameset. A frameset may contain nested
 | 
						|
     *    frameset tags.
 | 
						|
     *    @param SimpleFramesetTag $tag      Tag to accept.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptFramesetStart(&$tag) {
 | 
						|
        if (! $this->_isLoadingFrames()) {
 | 
						|
            $this->_frameset = &$tag;
 | 
						|
        }
 | 
						|
        $this->_frameset_nesting_level++;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Closes the most recently opened frameset.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptFramesetEnd() {
 | 
						|
        if ($this->_isLoadingFrames()) {
 | 
						|
            $this->_frameset_nesting_level--;
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Takes a single frame tag and stashes it in
 | 
						|
     *    the current frame set.
 | 
						|
     *    @param SimpleFrameTag $tag      Tag to accept.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptFrame(&$tag) {
 | 
						|
        if ($this->_isLoadingFrames()) {
 | 
						|
            if ($tag->getAttribute('src')) {
 | 
						|
                $this->_frames[] = &$tag;
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Test to see if in the middle of reading
 | 
						|
     *    a frameset.
 | 
						|
     *    @return boolean        True if inframeset.
 | 
						|
     *    @access private
 | 
						|
     */
 | 
						|
    function _isLoadingFrames() {
 | 
						|
        if (! $this->_frameset) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
        return ($this->_frameset_nesting_level > 0);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Test to see if link is an absolute one.
 | 
						|
     *    @param string $url     Url to test.
 | 
						|
     *    @return boolean        True if absolute.
 | 
						|
     *    @access protected
 | 
						|
     */
 | 
						|
    function _linkIsAbsolute($url) {
 | 
						|
        $parsed = new SimpleUrl($url);
 | 
						|
        return (boolean)($parsed->getScheme() && $parsed->getHost());
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Adds a link to the page.
 | 
						|
     *    @param SimpleAnchorTag $tag      Link to accept.
 | 
						|
     *    @access protected
 | 
						|
     */
 | 
						|
    function _addLink($tag) {
 | 
						|
        $this->_links[] = $tag;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Marker for end of complete page. Any work in
 | 
						|
     *    progress can now be closed.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function acceptPageEnd() {
 | 
						|
        while (count($this->_open_forms)) {
 | 
						|
            $this->_complete_forms[] = array_pop($this->_open_forms);
 | 
						|
        }
 | 
						|
        foreach ($this->_left_over_labels as $label) {
 | 
						|
            for ($i = 0, $count = count($this->_complete_forms); $i < $count; $i++) {
 | 
						|
                $this->_complete_forms[$i]->attachLabelBySelector(
 | 
						|
                        new SimpleById($label->getFor()),
 | 
						|
                        $label->getText());
 | 
						|
            }
 | 
						|
        }
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Test for the presence of a frameset.
 | 
						|
     *    @return boolean        True if frameset.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function hasFrames() {
 | 
						|
        return (boolean)$this->_frameset;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for frame name and source URL for every frame that
 | 
						|
     *    will need to be loaded. Immediate children only.
 | 
						|
     *    @return boolean/array     False if no frameset or
 | 
						|
     *                              otherwise a hash of frame URLs.
 | 
						|
     *                              The key is either a numerical
 | 
						|
     *                              base one index or the name attribute.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getFrameset() {
 | 
						|
        if (! $this->_frameset) {
 | 
						|
            return false;
 | 
						|
        }
 | 
						|
        $urls = array();
 | 
						|
        for ($i = 0; $i < count($this->_frames); $i++) {
 | 
						|
            $name = $this->_frames[$i]->getAttribute('name');
 | 
						|
            $url = new SimpleUrl($this->_frames[$i]->getAttribute('src'));
 | 
						|
            $urls[$name ? $name : $i + 1] = $this->expandUrl($url);
 | 
						|
        }
 | 
						|
        return $urls;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Fetches a list of loaded frames.
 | 
						|
     *    @return array/string    Just the URL for a single page.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getFrames() {
 | 
						|
        $url = $this->expandUrl($this->getUrl());
 | 
						|
        return $url->asString();
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for a list of all links.
 | 
						|
     *    @return array   List of urls with scheme of
 | 
						|
     *                    http or https and hostname.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getUrls() {
 | 
						|
        $all = array();
 | 
						|
        foreach ($this->_links as $link) {
 | 
						|
            $url = $this->_getUrlFromLink($link);
 | 
						|
            $all[] = $url->asString();
 | 
						|
        }
 | 
						|
        return $all;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for URLs by the link label. Label will match
 | 
						|
     *    regardess of whitespace issues and case.
 | 
						|
     *    @param string $label    Text of link.
 | 
						|
     *    @return array           List of links with that label.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getUrlsByLabel($label) {
 | 
						|
        $matches = array();
 | 
						|
        foreach ($this->_links as $link) {
 | 
						|
            if ($link->getText() == $label) {
 | 
						|
                $matches[] = $this->_getUrlFromLink($link);
 | 
						|
            }
 | 
						|
        }
 | 
						|
        return $matches;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for a URL by the id attribute.
 | 
						|
     *    @param string $id       Id attribute of link.
 | 
						|
     *    @return SimpleUrl       URL with that id of false if none.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getUrlById($id) {
 | 
						|
        foreach ($this->_links as $link) {
 | 
						|
            if ($link->getAttribute('id') === (string)$id) {
 | 
						|
                return $this->_getUrlFromLink($link);
 | 
						|
            }
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Converts a link tag into a target URL.
 | 
						|
     *    @param SimpleAnchor $link    Parsed link.
 | 
						|
     *    @return SimpleUrl            URL with frame target if any.
 | 
						|
     *    @access private
 | 
						|
     */
 | 
						|
    function _getUrlFromLink($link) {
 | 
						|
        $url = $this->expandUrl($link->getHref());
 | 
						|
        if ($link->getAttribute('target')) {
 | 
						|
            $url->setTarget($link->getAttribute('target'));
 | 
						|
        }
 | 
						|
        return $url;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Expands expandomatic URLs into fully qualified
 | 
						|
     *    URLs.
 | 
						|
     *    @param SimpleUrl $url        Relative URL.
 | 
						|
     *    @return SimpleUrl            Absolute URL.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function expandUrl($url) {
 | 
						|
        if (! is_object($url)) {
 | 
						|
            $url = new SimpleUrl($url);
 | 
						|
        }
 | 
						|
        $location = $this->getBaseUrl() ? $this->getBaseUrl() : new SimpleUrl();
 | 
						|
        return $url->makeAbsolute($location->makeAbsolute($this->getUrl()));
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Sets the base url for the page.
 | 
						|
     *    @param SimpleTag $tag    Base URL for page.
 | 
						|
     *    @access protected
 | 
						|
     */
 | 
						|
    function _setBase(&$tag) {
 | 
						|
        $url = $tag->getAttribute('href');
 | 
						|
        $this->_base = new SimpleUrl($url);
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Sets the title tag contents.
 | 
						|
     *    @param SimpleTitleTag $tag    Title of page.
 | 
						|
     *    @access protected
 | 
						|
     */
 | 
						|
    function _setTitle(&$tag) {
 | 
						|
        $this->_title = &$tag;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for parsed title.
 | 
						|
     *    @return string     Title or false if no title is present.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getTitle() {
 | 
						|
        if ($this->_title) {
 | 
						|
            return $this->_title->getText();
 | 
						|
        }
 | 
						|
        return false;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Finds a held form by button label. Will only
 | 
						|
     *    search correctly built forms.
 | 
						|
     *    @param SimpleSelector $selector       Button finder.
 | 
						|
     *    @return SimpleForm                    Form object containing
 | 
						|
     *                                          the button.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function &getFormBySubmit($selector) {
 | 
						|
        for ($i = 0; $i < count($this->_complete_forms); $i++) {
 | 
						|
            if ($this->_complete_forms[$i]->hasSubmit($selector)) {
 | 
						|
                return $this->_complete_forms[$i];
 | 
						|
            }
 | 
						|
        }
 | 
						|
        $null = null;
 | 
						|
        return $null;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Finds a held form by image using a selector.
 | 
						|
     *    Will only search correctly built forms.
 | 
						|
     *    @param SimpleSelector $selector  Image finder.
 | 
						|
     *    @return SimpleForm               Form object containing
 | 
						|
     *                                     the image.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function &getFormByImage($selector) {
 | 
						|
        for ($i = 0; $i < count($this->_complete_forms); $i++) {
 | 
						|
            if ($this->_complete_forms[$i]->hasImage($selector)) {
 | 
						|
                return $this->_complete_forms[$i];
 | 
						|
            }
 | 
						|
        }
 | 
						|
        $null = null;
 | 
						|
        return $null;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Finds a held form by the form ID. A way of
 | 
						|
     *    identifying a specific form when we have control
 | 
						|
     *    of the HTML code.
 | 
						|
     *    @param string $id     Form label.
 | 
						|
     *    @return SimpleForm    Form object containing the matching ID.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function &getFormById($id) {
 | 
						|
        for ($i = 0; $i < count($this->_complete_forms); $i++) {
 | 
						|
            if ($this->_complete_forms[$i]->getId() == $id) {
 | 
						|
                return $this->_complete_forms[$i];
 | 
						|
            }
 | 
						|
        }
 | 
						|
        $null = null;
 | 
						|
        return $null;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Sets a field on each form in which the field is
 | 
						|
     *    available.
 | 
						|
     *    @param SimpleSelector $selector    Field finder.
 | 
						|
     *    @param string $value               Value to set field to.
 | 
						|
     *    @return boolean                    True if value is valid.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function setField($selector, $value, $position=false) {
 | 
						|
        $is_set = false;
 | 
						|
        for ($i = 0; $i < count($this->_complete_forms); $i++) {
 | 
						|
            if ($this->_complete_forms[$i]->setField($selector, $value, $position)) {
 | 
						|
                $is_set = true;
 | 
						|
            }
 | 
						|
        }
 | 
						|
        return $is_set;
 | 
						|
    }
 | 
						|
 | 
						|
    /**
 | 
						|
     *    Accessor for a form element value within a page.
 | 
						|
     *    @param SimpleSelector $selector    Field finder.
 | 
						|
     *    @return string/boolean             A string if the field is
 | 
						|
     *                                       present, false if unchecked
 | 
						|
     *                                       and null if missing.
 | 
						|
     *    @access public
 | 
						|
     */
 | 
						|
    function getField($selector) {
 | 
						|
        for ($i = 0; $i < count($this->_complete_forms); $i++) {
 | 
						|
            $value = $this->_complete_forms[$i]->getValue($selector);
 | 
						|
            if (isset($value)) {
 | 
						|
                return $value;
 | 
						|
            }
 | 
						|
        }
 | 
						|
        return null;
 | 
						|
    }
 | 
						|
}
 | 
						|
?>
 |