generator.php

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<?php
/**
 * The HTML_Progress_Generator class provides an easy way to
 * dynamic build Progress bar, show a preview,
 * and save php/css code for a later reuse.
 *
 * PHP versions 4 and 5
 *
 * LICENSE: This source file is subject to version 3.0 of the PHP license
 * that is available through the world-wide-web at the following URI:
 * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
 * the PHP License and are unable to obtain it through the web, please
 * send a note to [e-mail] so we can mail you a copy immediately.
 *
 * @category   HTML
 * @package    HTML_Progress
 * @subpackage Progress_UI
 * @author     Laurent Laville <[e-mail]>
 * @copyright  1997-2005 The PHP Group
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    CVS: $Id: generator.php,v 1.8 2005/07/25 13:06:58 farell Exp $
 * @link       http://pear.php.net/package/HTML_Progress
 */

require_once 'HTML/QuickForm/Controller.php';
require_once 'HTML/QuickForm/Action/Submit.php';
require_once 'HTML/QuickForm/Action/Jump.php';
require_once 'HTML/QuickForm/Action/Display.php';
require_once 'HTML/QuickForm/Action/Direct.php';
require_once 'HTML/Progress.php';
require_once 'HTML/Progress/generator/pages.php';

/**
 * The HTML_Progress_Generator class provides an easy way to
 * dynamic build Progress bar, show a preview,
 * and save php/css code for a later reuse.
 *
 * PHP versions 4 and 5
 *
 * LICENSE: This source file is subject to version 3.0 of the PHP license
 * that is available through the world-wide-web at the following URI:
 * http://www.php.net/license/3_0.txt.  If you did not receive a copy of
 * the PHP License and are unable to obtain it through the web, please
 * send a note to [e-mail] so we can mail you a copy immediately.
 *
 * @category   HTML
 * @package    HTML_Progress
 * @subpackage Progress_UI
 * @author     Laurent Laville <[e-mail]>
 * @copyright  1997-2005 The PHP Group
 * @license    http://www.php.net/license/3_0.txt  PHP License 3.0
 * @version    Release: 1.2.2
 * @link       http://pear.php.net/package/HTML_Progress
 */

class HTML_Progress_Generator extends HTML_QuickForm_Controller
{
    /**#@+
     * Attributes of wizard form.
     *
     * @var        mixed
     * @since      1.1
     * @access     private
     */
    var $_buttonBack   = '<< Back';
    var $_buttonNext   = 'Next >>';
    var $_buttonCancel = 'Cancel';
    var $_buttonReset  = 'Reset';
    var $_buttonApply  = 'Preview';
    var $_buttonSave   = 'Save';
    var $_buttonAttr   = array('style'=>'width:80px;');
    /**#@-*/

    /**
     * Tabs element of wizard form.
     *
     * @var        array
     * @since      1.1
     * @access     private
     */
    var $_tabs;

    /**
     * The progress object renders into this generator.
     *
     * @var        object
     * @since      1.2.0
     * @access     private
     */
    var $_progress;


    /**
     * Constructor Summary
     *
     * o Creates a standard progress bar generator wizard.
     *   <code>
     *   $generator = new HTML_Progress_Generator();
     *   </code>
     *
     * o Creates a progress bar generator wizard with
     *   customized actions: progress bar preview, form rendering, buttons manager
     *   <code>
     *   $controllerName = 'myPrivateGenerator';
     *   $attributes = array(
     *        'preview' => name of a HTML_QuickForm_Action instance
     *                     (default 'ActionPreview', see 'HTML/Progress/generator/preview.php')
     *        'display' => name of a HTML_QuickForm_Action_Display instance
     *                     (default 'ActionDisplay', see 'HTML/Progress/generator/default.php')
     *        'process' => name of a HTML_QuickForm_Action instance
     *                     (default 'ActionProcess', see 'HTML/Progress/generator/process.php')
     *   );
     *   $generator = new HTML_Progress_Generator($controllerName, $attributes);
     *   </code>
     *
     * @param      string    $controllerName(optional) Name of generator wizard (QuickForm)
     * @param      array     $attributes    (optional) List of renderer options
     * @param      array     $errorPrefs    (optional) Hash of params to configure error handler
     *
     * @since      1.1
     * @access     public
     * @throws     HTML_PROGRESS_ERROR_INVALID_INPUT
     */
    function HTML_Progress_Generator($controllerName = 'ProgressGenerator', $attributes = array(), $errorPrefs = array())
    {
        $this->_progress = new HTML_Progress($errorPrefs);

        if (!is_string($controllerName)) {
            return HTML_Progress::raiseError(HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
                array('var' => '$controllerName',
                      'was' => gettype($controllerName),
                      'expected' => 'string',
                      'paramnum' => 1));

        } elseif (!is_array($attributes)) {
            return HTML_Progress::raiseError(HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
                array('var' => '$attributes',
                      'was' => gettype($attributes),
                      'expected' => 'array',
                      'paramnum' => 2));
        }
        parent::HTML_QuickForm_Controller($controllerName);

        // Check if Action(s) are customized
        $ActionPreview = isset($attributes['preview'])? $attributes['preview']: 'ActionPreview';
        $ActionDisplay = isset($attributes['display'])? $attributes['display']: 'ActionDisplay';
        $ActionProcess = isset($attributes['process'])? $attributes['process']: 'ActionProcess';

        $this->_tabs = array(
            0 => array('page1', 'Property1', 'Progress'),
            1 => array('page2', 'Property2', 'Cell'),
            2 => array('page3', 'Property3', 'Border'),
            3 => array('page4', 'Property4', 'String'),
            4 => array('page5', 'Preview',   'Preview'),
            5 => array('page6', 'Save',      'Save')
        );

        foreach ($this->_tabs as $tab) {
            list($pageName, $className, $tabName) = $tab;
            // Add each tab of the wizard
            $this->addPage(new $className($pageName));

            // These actions manage going directly to the pages with the same name
            $this->addAction($pageName, new HTML_QuickForm_Action_Direct());
        }
        $preview =& $this->getPage('page5');

        // The customized actions
        if (!class_exists($ActionPreview)) {
            include_once 'HTML/Progress/generator/preview.php';
            $ActionPreview = 'ActionPreview';
        }
        if (!class_exists($ActionDisplay)) {
            include_once 'HTML/Progress/generator/default.php';
            $ActionDisplay = 'ActionDisplay';
        }
        if (!class_exists($ActionProcess)) {
            include_once 'HTML/Progress/generator/process.php';
            $ActionProcess = 'ActionProcess';
        }
        $preview->addAction('apply', new $ActionPreview());
        $this->addAction('display', new $ActionDisplay());
        $this->addAction('process', new $ActionProcess());
        $this->addAction('cancel',  new $ActionProcess());

        // set ProgressBar default values on first run
        $sess = $this->container();
        $defaults = $sess['defaults'];

        if (count($sess['defaults']) == 0) {
            $this->setDefaults(array(
                'progressclass' => 'progressBar',
                'shape'         => HTML_PROGRESS_BAR_HORIZONTAL,
                'way'           => 'natural',
                'autosize'      => true,
                'progresssize'  => array('bgcolor' => '#FFFFFF'),
                'rAnimSpeed'    => 100,

                'borderpainted' => false,
                'borderclass'   => 'progressBarBorder',
                'borderstyle'   => array('style' => 'solid', 'width' => 0, 'color' => '#000000'),

                'cellid'        => 'progressCell%01s',
                'cellclass'     => 'cell',
                'cellvalue'     => array('min' => 0, 'max' => 100, 'inc' => 1),
                'cellsize'      => array('width' => 15, 'height' => 20, 'spacing' => 2, 'count' => 10),
                'cellcolor'     => array('active' => '#006600', 'inactive' => '#CCCCCC'),
                'cellfont'      => array('family' => 'Courier, Verdana', 'size' => 8, 'color' => '#000000'),

                'stringpainted' => false,
                'stringid'      => 'installationProgress',
                'stringsize'    => array('width' => 50, 'height' => '', 'bgcolor' => '#FFFFFF'),
                'stringvalign'  => 'right',
                'stringalign'   => 'right',
                'stringfont'    => array('family' => 'Verdana, Arial, Helvetica, sans-serif', 'size' => 12, 'color' => '#000000'),
                'strings'       => implode(";\n", array(
                                       0 => '10,Hello world',
                                       1 => '20,Welcome',
                                       2 => '30,to',
                                       3 => '40,HTML_Progress v1',
                                       4 => '60,by',
                                       5 => '70,Laurent Laville',
                                       6 => '100,Have a nice day !'
                                    )),

                'phpcss'        => array('P'=>true)
            ));
        }
    }

    /**
     * Adds all necessary tabs to the given page object.
     *
     * @param      object    $page          Page where to put the button
     * @param      mixed     $attributes    (optional) Either a typical HTML attribute string
     *                                      or an associative array.
     * @return     void
     * @since      1.1
     * @access     public
     * @throws     HTML_PROGRESS_ERROR_INVALID_INPUT
     */
    function createTabs(&$page, $attributes = null)
    {
        if (!is_a($page, 'HTML_QuickForm_Page')) {
            return HTML_Progress::raiseError(HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
                array('var' => '$page',
                      'was' => gettype($page),
                      'expected' => 'HTML_QuickForm_Page object',
                      'paramnum' => 1));

        } elseif (!is_array($attributes) && !is_string($attributes) && !is_null($attributes)) {
            return HTML_Progress::raiseError(HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
                array('var' => '$attributes',
                      'was' => gettype($attributes),
                      'expected' => 'array | string',
                      'paramnum' => 2));
        }

        $here = $attributes = HTML_Common::_parseAttributes($attributes);
        $here['disabled'] = 'disabled';
        $pageName = $page->getAttribute('name');
        $jump = array();

        foreach ($this->_tabs as $tab) {
            list($event, $cls, $label) = $tab;
            $attrs = ($pageName == $event) ? $here : $attributes;
            $jump[] =& $page->createElement('submit', $page->getButtonName($event), $label, HTML_Common::_getAttrString($attrs));
        }
        $page->addGroup($jump, 'tabs', '', '&nbsp;', false);
    }

    /**
     * Adds all necessary buttons to the given page object.
     *
     * @param      object    $page          Page where to put the button
     * @param      array     $buttons       Key/label of each button/event to handle
     * @param      mixed     $attributes    (optional) Either a typical HTML attribute string
     *                                      or an associative array.
     * @return     void
     * @since      1.1
     * @access     public