tag.php

来自「一款可以和GOOGLE媲美的开源统计系统,运用AJAX.功能强大. 无色提示:」· PHP 代码 · 共 1,418 行 · 第 1/3 页

         *    @access public
         */
        function getLabel() {
            if ($this->getAttribute('title')) {
                return $this->getAttribute('title');
            }
            return $this->getAttribute('alt');
        }
        
        /**
         *    Test for a label match when searching.
         *    @param string $label     Label to test.
         *    @return boolean          True on match.
         *    @access public
         */
        function isLabel($label) {
            return trim($label) == trim($this->getLabel());
        }
        
        /**
         *    Dispatches the value into the form encoded packet.
         *    @param SimpleEncoding $encoding    Form packet.
         *    @param integer $x                  X coordinate of click.
         *    @param integer $y                  Y coordinate of click.
         *    @access public
         */
        function write(&$encoding, $x, $y) {
            if ($this->getName()) {
                $encoding->add($this->getName() . '.x', $x);
                $encoding->add($this->getName() . '.y', $y);
            } else {
                $encoding->add('x', $x);
                $encoding->add('y', $y);
            }
        }
    }
      
    /**
     *    Submit button as button tag.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleButtonTag extends SimpleWidget {
        
        /**
         *    Starts with a named tag with attributes only.
         *    Defaults are very browser dependent.
         *    @param hash $attributes    Attribute names and
         *                               string values.
         */
        function SimpleButtonTag($attributes) {
            $this->SimpleWidget('button', $attributes);
        }
        
        /**
         *    Check to see if the tag can have both start and
         *    end tags with content in between.
         *    @return boolean        True if content allowed.
         *    @access public
         */
        function expectEndTag() {
            return true;
        }
        
        /**
         *    Disables the setting of the button value.
         *    @param string $value       Ignored.
         *    @return boolean            True if allowed.
         *    @access public
         */
        function setValue($value) {
            return false;
        }
        
        /**
         *    Value of browser visible text.
         *    @return string        Visible label.
         *    @access public
         */
        function getLabel() {
            return $this->getContent();
        }
        
        /**
         *    Test for a label match when searching.
         *    @param string $label     Label to test.
         *    @return boolean          True on match.
         *    @access public
         */
        function isLabel($label) {
            return trim($label) == trim($this->getLabel());
        }
    }
  
    /**
     *    Content tag for text area.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleTextAreaTag extends SimpleWidget {
        
        /**
         *    Starts with a named tag with attributes only.
         *    @param hash $attributes    Attribute names and
         *                               string values.
         */
        function SimpleTextAreaTag($attributes) {
            $this->SimpleWidget('textarea', $attributes);
        }
        
        /**
         *    Accessor for starting value.
         *    @return string        Parsed value.
         *    @access public
         */
        function getDefault() {
            return $this->_wrap(SimpleHtmlSaxParser::decodeHtml($this->getContent()));
        }
        
        /**
         *    Applies word wrapping if needed.
         *    @param string $value      New value.
         *    @return boolean            True if allowed.
         *    @access public
         */
        function setValue($value) {
            return parent::setValue($this->_wrap($value));
        }
        
        /**
         *    Test to see if text should be wrapped.
         *    @return boolean        True if wrapping on.
         *    @access private
         */
        function _wrapIsEnabled() {
            if ($this->getAttribute('cols')) {
                $wrap = $this->getAttribute('wrap');
                if (($wrap == 'physical') || ($wrap == 'hard')) {
                    return true;
                }
            }
            return false;
        }
        
        /**
         *    Performs the formatting that is peculiar to
         *    this tag. There is strange behaviour in this
         *    one, including stripping a leading new line.
         *    Go figure. I am using Firefox as a guide.
         *    @param string $text    Text to wrap.
         *    @return string         Text wrapped with carriage
         *                           returns and line feeds
         *    @access private
         */
        function _wrap($text) {
            $text = str_replace("\r\r\n", "\r\n", str_replace("\n", "\r\n", $text));
            $text = str_replace("\r\n\n", "\r\n", str_replace("\r", "\r\n", $text));
            if (strncmp($text, "\r\n", strlen("\r\n")) == 0) {
                $text = substr($text, strlen("\r\n"));
            }
            if ($this->_wrapIsEnabled()) {
                return wordwrap(
                        $text,
                        (integer)$this->getAttribute('cols'),
                        "\r\n");
            }
            return $text;
        }
        
        /**
         *    The content of textarea is not part of the page.
         *    @return boolean        True.
         *    @access public
         */
        function isPrivateContent() {
            return true;
        }
    }
    
    /**
     *    File upload widget.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleUploadTag extends SimpleWidget {
        
        /**
         *    Starts with attributes only.
         *    @param hash $attributes    Attribute names and
         *                               string values.
         */
        function SimpleUploadTag($attributes) {
            $this->SimpleWidget('input', $attributes);
        }
        
        /**
         *    Tag contains no content.
         *    @return boolean        False.
         *    @access public
         */
        function expectEndTag() {
            return false;
        }
        
        /**
         *    Dispatches the value into the form encoded packet.
         *    @param SimpleEncoding $encoding    Form packet.
         *    @access public
         */
        function write(&$encoding) {
            if (! file_exists($this->getValue())) {
                return;
            }
            $encoding->attach(
                    $this->getName(),
                    implode('', file($this->getValue())),
                    basename($this->getValue()));
        }
    }
    
    /**
     *    Drop down widget.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleSelectionTag extends SimpleWidget {
        var $_options;
        var $_choice;
        
        /**
         *    Starts with attributes only.
         *    @param hash $attributes    Attribute names and
         *                               string values.
         */
        function SimpleSelectionTag($attributes) {
            $this->SimpleWidget('select', $attributes);
            $this->_options = array();
            $this->_choice = false;
        }
        
        /**
         *    Adds an option tag to a selection field.
         *    @param SimpleOptionTag $tag     New option.
         *    @access public
         */
        function addTag(&$tag) {
            if ($tag->getTagName() == 'option') {
                $this->_options[] = &$tag;
            }
        }
        
        /**
         *    Text within the selection element is ignored.
         *    @param string $content        Ignored.
         *    @access public
         */
        function addContent($content) {
        }
        
        /**
         *    Scans options for defaults. If none, then
         *    the first option is selected.
         *    @return string        Selected field.
         *    @access public
         */
        function getDefault() {
            for ($i = 0, $count = count($this->_options); $i < $count; $i++) {
                if ($this->_options[$i]->getAttribute('selected') !== false) {
                    return $this->_options[$i]->getDefault();
                }
            }
            if ($count > 0) {
                return $this->_options[0]->getDefault();
            }
            return '';
        }
        
        /**
         *    Can only set allowed values.
         *    @param string $value       New choice.
         *    @return boolean            True if allowed.
         *    @access public
         */
        function setValue($value) {
            for ($i = 0, $count = count($this->_options); $i < $count; $i++) {
                if ($this->_options[$i]->isValue($value)) {
                    $this->_choice = $i;
                    return true;
                }
            }
            return false;
        }
        
        /**
         *    Accessor for current selection value.
         *    @return string      Value attribute or
         *                        content of opton.
         *    @access public
         */
        function getValue() {
            if ($this->_choice === false) {
                return $this->getDefault();
            }
            return $this->_options[$this->_choice]->getValue();
        }
    }
    
    /**
     *    Drop down widget.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class MultipleSelectionTag extends SimpleWidget {
        var $_options;
        var $_values;
        
        /**
         *    Starts with attributes only.
         *    @param hash $attributes    Attribute names and
         *                               string values.
         */
        function MultipleSelectionTag($attributes) {
            $this->SimpleWidget('select', $attributes);
            $this->_options = array();
            $this->_values = false;
        }
        
        /**
         *    Adds an option tag to a selection field.
         *    @param SimpleOptionTag $tag     New option.
         *    @access public
         */
        function addTag(&$tag) {
            if ($tag->getTagName() == 'option') {
                $this->_options[] = &$tag;
            }
        }
        
        /**
         *    Text within the selection element is ignored.
         *    @param string $content        Ignored.
         *    @access public
         */
        function addContent($content) {
        }
        
        /**
         *    Scans options for defaults to populate the
         *    value array().
         *    @return array        Selected fields.
         *    @access public
         */
        function getDefault() {
            $default = array();
            for ($i = 0, $count = count($this->_options); $i < $count; $i++) {
                if ($this->_options[$i]->getAttribute('selected') !== false) {
                    $default[] = $this->_options[$i]->getDefault();
                }
            }
            return $default;
        }
        
        /**
         *    Can only set allowed values. Any illegal value
         *    will result in a failure, but all correct values
         *    will be set.
         *    @param array $desired      New choices.
         *    @return boolean            True if all allowed.
         *    @access public
         */
        function setValue($desired) {
            $achieved = array();
            foreach ($desired as $value) {
                $success = false;
                for ($i = 0, $count = count($this->_options); $i < $count; $i++) {
                    if ($this->_options[$i]->isValue($value)) {
                        $achieved[] = $this->_options[$i]->getValue();
                        $success = true;
                        break;
                    }
                }
                if (! $success) {
                    return false;
                }
            }
            $this->_values = $achieved;
            return true;
        }
        
        /**
         *    Accessor for current selection value.
         *    @return array      List of currently set options.
         *    @access public
         */
        function getValue() {
            if ($this->_values === false) {
                return $this->getDefault();
            }
            return $this->_values;
        }
    }
    
    /**
     *    Option for selection field.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleOptionTag extends SimpleWidget {
        
        /**
         *    Stashes the attributes.
         */
        function SimpleOptionTag($attributes) {
            $this->SimpleWidget('option', $attributes);
        }
        
        /**
         *    Does nothing.
         *    @param string $value      Ignored.
         *    @return boolean           Not allowed.
         *    @access public
         */
        function setValue($value) {
            return false;
        }
        
        /**
         *    Test to see if a value matches the option.
         *    @param string $compare    Value to compare with.
         *    @return boolean           True if possible match.
         *    @access public
         */
        function isValue($compare) {
            $compare = trim($compare);
            if (trim($this->getValue()) == $compare) {
                return true;
            }
            return trim($this->getContent()) == $compare;
        }
        
        /**
         *    Accessor for starting value. Will be set to
         *    the option label if no value exists.
         *    @return string        Parsed value.
         *    @access public
         */
        function getDefault() {
            if ($this->getAttribute('value') === false) {
                return $this->getContent();
            }
            return $this->getAttribute('value');
        }
        
        /**
         *    The content of options is not part of the page.
         *    @return boolean        True.
         *    @access public
         */
        function isPrivateContent() {
            return true;
        }
    }
    
    /**
     *    Radio button.
	 *    @package SimpleTest
	 *    @subpackage WebTester
     */
    class SimpleRadioButtonTag extends SimpleWidget {
        
        /**
         *    Stashes the attributes.
         *    @param array $attributes        Hash of attributes.