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- <?php
- // +----------------------------------------------------------------------+
- // | PHP Version 4 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2003 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 3.0 of the PHP license, |
- // | that is bundled with this package in the file LICENSE, and is |
- // | available at through the world-wide-web at |
- // | 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 world-wide-web, please send a note to |
- // | license@php.net so we can mail you a copy immediately. |
- // +----------------------------------------------------------------------+
- // | Author: Laurent Laville <pear@laurent-laville.org> |
- // +----------------------------------------------------------------------+
- //
- // $Id: Progress.php,v 1.4 2004/02/13 15:34:45 farell Exp $
-
- /**
- * The HTML_Progress class allow you to add a loading bar
- * to any of your xhtml document.
- * You should have a browser that accept DHTML feature.
- *
- * @version 1.1
- * @author Laurent Laville <pear@laurent-laville.org>
- * @access public
- * @category HTML
- * @package HTML_Progress
- * @license http://www.php.net/license/3_0.txt PHP License 3.0
- * @tutorial HTML_Progress.pkg
- * @todo add new progress shapes such as square, rectangle, circle.
- */
-
- require_once ('HTML/Progress/Error/Raise.php');
- require_once ('HTML/Progress/DM.php');
- require_once ('HTML/Progress/UI.php');
-
- /**#@+
- * Progress Bar shape types
- *
- * @var integer
- * @since 0.6
- */
- define ('HTML_PROGRESS_BAR_HORIZONTAL', 1);
- define ('HTML_PROGRESS_BAR_VERTICAL', 2);
- /**#@-*/
-
- /**
- * Basic error code that indicate a wrong input
- *
- * @var integer
- * @since 1.0
- */
- define ('HTML_PROGRESS_ERROR_INVALID_INPUT', -100);
-
- /**
- * Basic error code that indicate a wrong callback definition.
- * Allows only function or class-method structure.
- *
- * @var integer
- * @since 1.1
- */
- define ('HTML_PROGRESS_ERROR_INVALID_CALLBACK',-101);
-
-
- class HTML_Progress
- {
- /**
- * Whether the progress bar is in determinate or indeterminate mode.
- * The default is false.
- * An indeterminate progress bar continuously displays animation indicating
- * that an operation of unknown length is occuring.
- *
- * @var boolean
- * @since 1.0
- * @access private
- * @see setIndeterminate(), isIndeterminate()
- */
- var $_indeterminate;
-
- /**
- * Whether to display a border around the progress bar.
- * The default is false.
- *
- * @var boolean
- * @since 1.0
- * @access private
- * @see setBorderPainted(), isBorderPainted()
- */
- var $_paintBorder;
-
- /**
- * Whether to textually display a string on the progress bar.
- * The default is false.
- * Setting this to true causes a textual display of the progress to be rendered
- * on the progress bar. If the $_progressString is null, the percentage of completion
- * is displayed on the progress bar. Otherwise, the $_progressString is rendered
- * on the progress bar.
- *
- * @var boolean
- * @since 1.0
- * @access private
- * @see setStringPainted(), isStringPainted()
- */
- var $_paintString;
-
- /**
- * An optional string that can be displayed on the progress bar.
- * The default is null.
- * Setting this to a non-null value does not imply that the string
- * will be displayed.
- *
- * @var string
- * @since 1.0
- * @access private
- * @see getString(), setString()
- */
- var $_progressString;
-
- /**
- * The data model (HTML_Progress_DM instance or extends)
- * handles any mathematical issues arising from assigning faulty values.
- *
- * @var object
- * @since 1.0
- * @access private
- * @see getDM(), setDM()
- */
- var $_DM;
-
- /**
- * The user interface (HTML_Progress_UI instance or extends)
- * handles look-and-feel of the progress bar.
- *
- * @var object
- * @since 1.0
- * @access private
- * @see getUI(), setUI()
- */
- var $_UI;
-
- /**
- * The label that uniquely identifies this progress object.
- *
- * @var string
- * @since 1.0
- * @access private
- * @see getIdent(), setIdent()
- */
- var $_ident;
-
- /**
- * Holds all HTML_Progress_Observer objects that wish to be notified of new messages.
- *
- * @var array
- * @since 1.0
- * @access private
- * @see getListeners(), addListener(), removeListener()
- */
- var $_listeners;
-
- /**
- * Package name used by Error_Raise functions
- *
- * @var string
- * @since 1.0
- * @access private
- */
- var $_package;
-
- /**
- * Delay in milisecond before each progress cells display.
- * 1000 ms === sleep(1)
- * <strong>usleep()</strong> function does not run on Windows platform.
- *
- * @var integer
- * @since 1.1
- * @access private
- * @see setAnimSpeed()
- */
- var $_anim_speed = 0;
-
-
- /**
- * Constructor Summary
- *
- * o Creates a natural horizontal progress bar that displays ten cells/units
- * with no border and no progress string.
- * The initial and minimum values are 0, and the maximum is 100.
- * <code>
- * $bar = new HTML_Progress();
- * </code>
- *
- * o Creates a natural progress bar with the specified orientation, which can be
- * either HTML_PROGRESS_BAR_HORIZONTAL or HTML_PROGRESS_BAR_VERTICAL
- * By default, no border and no progress string are painted.
- * The initial and minimum values are 0, and the maximum is 100.
- * <code>
- * $bar = new HTML_Progress($orient);
- * </code>
- *
- * o Creates a natural horizontal progress bar with the specified minimum and
- * maximum. Sets the initial value of the progress bar to the specified
- * minimum, and the maximum that the progress bar can reach.
- * By default, no border and no progress string are painted.
- * <code>
- * $bar = new HTML_Progress($min, $max);
- * </code>
- *
- * o Creates a natural horizontal progress bar with the specified orientation,
- * minimum and maximum. Sets the initial value of the progress bar to the
- * specified minimum, and the maximum that the progress bar can reach.
- * By default, no border and no progress string are painted.
- * <code>
- * $bar = new HTML_Progress($orient, $min, $max);
- * </code>
- *
- * o Creates a natural horizontal progress that uses the specified model
- * to hold the progress bar's data.
- * By default, no border and no progress string are painted.
- * <code>
- * $bar = new HTML_Progress($model);
- * </code>
- *
- *
- * @param object $model Model that hold the progress bar's data
- * @param int $orient Orientation of progress bar
- * @param int $min Minimum value of progress bar
- * @param int $max Maximum value of progress bar
- *
- * @since 1.0
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- * @see setIndeterminate(),
- * setBorderPainted(), setStringPainted(), setString(),
- * setDM(), setUI(), setIdent()
- */
- function HTML_Progress()
- {
- $this->_package = 'HTML_Progress';
- Error_Raise::initialize($this->_package, array(get_class($this), '_getErrorMessage'));
-
- $this->_listeners = array(); // none listeners by default
-
- $this->_DM = new HTML_Progress_DM(); // new instance of a progress DataModel
- $this->_UI = new HTML_Progress_UI(); // new instance of a progress UserInterface
-
- $args = func_get_args();
-
- switch (count($args)) {
- case 1:
- if (is_object($args[0]) && (is_a($args[0], 'html_progress_dm'))) {
- /* object html_progress_dm extends */
- $this->_DM = &$args[0];
-
- } elseif (is_int($args[0])) {
- /* int orient */
- $this->_UI->setOrientation($args[0]);
-
- } else {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$model | $orient',
- 'was' => (gettype($args[0]) == 'object') ?
- get_class($args[0]).' object' : gettype($args[0]),
- 'expected' => 'html_progress_dm object | integer',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
- break;
- case 2:
- /* int min, int max */
- if (!is_int($args[0])) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$min',
- 'was' => $args[0],
- 'expected' => 'integer',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
-
- } elseif (!is_int($args[1])) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$max',
- 'was' => $args[1],
- 'expected' => 'integer',
- 'paramnum' => 2), PEAR_ERROR_TRIGGER);
- } else {
- $this->_DM->setMinimum($args[0]);
- $this->_DM->setMaximum($args[1]);
- }
- break;
- case 3:
- /* int orient, int min, int max */
- if (!is_int($args[0])) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$orient',
- 'was' => $args[0],
- 'expected' => 'integer',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
-
- } elseif (!is_int($args[1])) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$min',
- 'was' => $args[1],
- 'expected' => 'integer',
- 'paramnum' => 2), PEAR_ERROR_TRIGGER);
-
- } elseif (!is_int($args[2])) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$max',
- 'was' => $args[2],
- 'expected' => 'integer',
- 'paramnum' => 3), PEAR_ERROR_TRIGGER);
- } else {
- $this->_UI->setOrientation($args[0]);
- $this->_DM->setMinimum($args[1]);
- $this->_DM->setMaximum($args[2]);
- }
- break;
- default:
- }
- $this->setString(null);
- $this->setStringPainted(false);
- $this->setBorderPainted(false);
- $this->setIndeterminate(false);
- $this->setIdent();
-
- // to fix a potential php config problem with PHP 4.2.0 : turn 'implicit_flush' ON
- ob_implicit_flush(1);
- }
-
- /**
- * Returns the current API version
- *
- * @return float
- * @since 0.1
- * @access public
- */
- function apiVersion()
- {
- return 1.1;
- }
-
- /**
- * Returns mode of the progress bar (determinate or not).
- *
- * @return boolean
- * @since 1.0
- * @access public
- * @see setIndeterminate()
- * @tutorial indeterminate.pkg
- */
- function isIndeterminate()
- {
- return $this->_indeterminate;
- }
-
- /**
- * Sets the $_indeterminate property of the progress bar, which determines
- * whether the progress bar is in determinate or indeterminate mode.
- * An indeterminate progress bar continuously displays animation indicating
- * that an operation of unknown length is occuring.
- * By default, this property is false.
- *
- * @param boolean $continuous whether countinuously displays animation
- *
- * @return void
- * @since 1.0
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- * @see isIndeterminate()
- * @tutorial indeterminate.pkg
- * @example indeterminate.php Horizontal ProgressBar in indeterminate mode
- */
- function setIndeterminate($continuous)
- {
- if (!is_bool($continuous)) {
- Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$continuous',
- 'was' => gettype($continuous),
- 'expected' => 'boolean',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
- $this->_indeterminate = $continuous;
- }
-
- /**
- * Does the progress bar should paint its border. The default is false.
- *
- * @return boolean
- * @since 1.0
- * @access public
- * @see setBorderPainted()
- */
- function isBorderPainted()
- {
- return $this->_paintBorder;
- }
-
- /**
- * Sets the value of $_paintBorder property, which determines whether the
- * progress bar should paint its border. The default is false.
- *
- * @param boolean $paint whether the progress bar should paint its border
- *
- * @return void
- * @since 1.0
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- * @see isBorderPainted()
- * @tutorial beginner.pkg#look-and-feel.border-style
- * @example bluesand.php A thin solid border to a horizontal progress bar
- */
- function setBorderPainted($paint)
- {
- if (!is_bool($paint)) {
- Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$paint',
- 'was' => gettype($paint),
- 'expected' => 'boolean',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
-
- $this->_paintBorder = $paint;
- }
-
- /**
- * Does the progress bar should render a progress string. The default is false.
- * The progress bar displays the value returned by getPercentComplete() method
- * formatted as a percent such as 33%.
- *
- * @return boolean
- * @since 1.0
- * @access public
- * @see setStringPainted(), setString()
- */
- function isStringPainted()
- {
- return $this->_paintString;
- }
-
- /**
- * Sets the value of $_paintString property, which determines whether the
- * progress bar should render a progress string. The default is false.
- *
- * @param boolean $paint whether the progress bar should render a string
- *
- * @return void
- * @since 1.0
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- * @see isStringPainted(), setString()
- * @tutorial beginner.pkg#look-and-feel.string-style
- */
- function setStringPainted($paint)
- {
- if (!is_bool($paint)) {
- Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$paint',
- 'was' => gettype($paint),
- 'expected' => 'boolean',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
- $this->_paintString = $paint;
- }
-
- /**
- * Returns the current value of the progress string.
- * By default, the progress bar displays the value returned by
- * getPercentComplete() method formatted as a percent such as 33%.
- *
- * @return string
- * @since 1.0
- * @access public
- * @see setString()
- */
- function getString()
- {
- if ($this->isStringPainted() && !is_null($this->_progressString)) {
- return $this->_progressString;
- } else {
- return sprintf("%s", $this->getPercentComplete()*100).' %';
- }
- }
-
- /**
- * Sets the current value of the progress string. By default, this string
- * is null. If you have provided a custom progress string and want to revert
- * to the built-in-behavior, set the string back to null.
- * The progress string is painted only if the isStringPainted() method
- * returns true.
- *
- * @param string $str progress string
- *
- * @return void
- * @since 1.0
- * @access public
- * @see getString(), isStringPainted(), setStringPainted()
- * @tutorial beginner.pkg#look-and-feel.string-style
- * @example horizontal_string.php A custom string with percent progress info
- */
- function setString($str)
- {
- $this->_progressString = $str;
- }
-
- /**
- * Returns the data model used by this progress bar.
- *
- * @return object
- * @since 1.0
- * @access public
- * @see setDM()
- */
- function &getDM()
- {
- return $this->_DM;
- }
-
- /**
- * Sets the data model used by this progress bar.
- *
- * @param string $model class name of a html_progress_dm extends object
- *
- * @return void
- * @since 1.0
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- * @see getDM()
- */
- function setDM($model)
- {
- if (!class_exists($model)) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$model',
- 'was' => 'class does not exists',
- 'expected' => $model.' class defined',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
-
- $_dm = new $model();
-
- if (!is_a($_dm, 'html_progress_dm')) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'error',
- array('var' => '$model',
- 'was' => $model,
- 'expected' => 'HTML_Progress_DM extends',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
- $this->_DM =& $_dm;
- }
-
- /**
- * Returns the progress bar's minimum value stored in the progress bar's data model.
- * The default value is 0.
- *
- * @return integer
- * @since 1.0
- * @access public
- * @see setMinimum(),
- * HTML_Progress_DM::getMinimum()
- */
- function getMinimum()
- {
- return $this->_DM->getMinimum();
- }
-
- /**
- * Sets the progress bar's minimum value stored in the progress bar's data model.
- * If the minimum value is different from previous minimum, all change listeners
- * are notified.
- *
- * @param integer $min progress bar's minimal value
- *
- * @return void
- * @since 1.0
- * @access public
- * @see getMinimum(),
- * HTML_Progress_DM::setMinimum()
- */
- function setMinimum($min)
- {
- $oldVal = $this->getMinimum();
-
- $this->_DM->setMinimum($min);
-
- if ($oldVal != $min) {
- $this->_announce(array('log' => 'setMinimum', 'value' => $min));
- }
- }
-
- /**
- * Returns the progress bar's maximum value stored in the progress bar's data model.
- * The default value is 100.
- *
- * @return integer
- * @since 1.0
- * @access public
- * @see setMaximum(),
- * HTML_Progress_DM::getMaximum()
- */
- function getMaximum()
- {
- return $this->_DM->getMaximum();
- }
-
- /**
- * Sets the progress bar's maximum value stored in the progress bar's data model.
- * If the maximum value is different from previous maximum, all change listeners
- * are notified.
- *
- * @param integer $max progress bar's maximal value
- *
- * @return void
- * @since 1.0
- * @access public
- * @see getMaximum(),
- * HTML_Progress_DM::setMaximum()
- */
- function setMaximum($max)
- {
- $oldVal = $this->getMaximum();
-
- $this->_DM->setMaximum($max);
-
- if ($oldVal != $max) {
- $this->_announce(array('log' => 'setMaximum', 'value' => $max));
- }
- }
-
- /**
- * Returns the progress bar's increment value stored in the progress bar's data model.
- * The default value is +1.
- *
- * @return integer
- * @since 1.0
- * @access public
- * @see setIncrement(),
- * HTML_Progress_DM::getIncrement()
- */
- function getIncrement()
- {
- return $this->_DM->getIncrement();
- }
-
- /**
- * Sets the progress bar's increment value stored in the progress bar's data model.
- *
- * @param integer $inc progress bar's increment value
- *
- * @return void
- * @since 1.0
- * @access public
- * @see getIncrement(),
- * HTML_Progress_DM::setIncrement()
- */
- function setIncrement($inc)
- {
- $this->_DM->setIncrement($inc);
- }
-
- /**
- * Returns the progress bar's current value, which is stored in the
- * progress bar's data model. The value is always between the minimum
- * and maximum values, inclusive.
- * By default, the value is initialized to be equal to the minimum value.
- *
- * @return integer
- * @since 1.0
- * @access public
- * @see setValue(), incValue(),
- * HTML_Progress_DM::getValue()
- */
- function getValue()
- {
- return $this->_DM->getValue();
- }
-
- /**
- * Sets the progress bar's current value stored in the progress bar's data model.
- * If the new value is different from previous value, all change listeners
- * are notified.
- *
- * @param integer $val progress bar's current value
- *
- * @return void
- * @since 1.0
- * @access public
- * @see getValue(), incValue(),
- * HTML_Progress_DM::setValue()
- */
- function setValue($val)
- {
- $oldVal = $this->getValue();
-
- $this->_DM->setValue($val);
-
- if ($oldVal != $val) {
- $this->_announce(array('log' => 'setValue', 'value' => $val));
- }
- }
-
- /**
- * Updates the progress bar's current value by adding increment value.
- * All change listeners are notified.
- *
- * @return void
- * @since 1.0
- * @access public
- * @see getValue(), setValue(),
- * HTML_Progress_DM::incValue()
- */
- function incValue()
- {
- $this->_DM->incValue();
- $this->_announce(array('log' => 'incValue', 'value' => $this->_DM->getValue() ));
- }
-
- /**
- * Returns the percent complete for the progress bar. Note that this number is
- * between 0.00 and 1.00.
- *
- * @return float
- * @since 1.0
- * @access public
- * @see getValue(), getMaximum(),
- * HTML_Progress_DM::getPercentComplete()
- */
- function getPercentComplete()
- {
- return $this->_DM->getPercentComplete();
- }
-
- /**
- * Returns the look-and-feel object that renders the progress bar.
- *
- * @return object
- * @since 1.0
- * @access public
- * @see setUI()
- */
- function &getUI()
- {
- return $this->_UI;
- }
-
- /**
- * Sets the look-and-feel object that renders the progress bar.
- *
- * @param string $ui class name of a html_progress_ui extends object
- *
- * @return void
- * @since 1.0
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- * @see getUI()
- */
- function setUI($ui)
- {
- if (!class_exists($ui)) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'error',
- array('var' => '$ui',
- 'was' => 'class does not exists',
- 'expected' => $ui.' class defined',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
-
- $_ui = new $ui();
-
- if (!is_a($_ui, 'html_progress_ui')) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'error',
- array('var' => '$ui',
- 'was' => $ui,
- 'expected' => 'HTML_Progress_UI extends',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
- $this->_UI =& $_ui;
- }
-
- /**
- * Sets the look-and-feel model that renders the progress bar.
- *
- * @param string $file file name of model properties
- * @param string $type type of external ressource (phpArray, iniFile, XML ...)
- *
- * @return void
- * @since 1.0
- * @access public
- * @see setUI()
- */
- function setModel($file, $type)
- {
- include_once ('HTML/Progress/model.php');
-
- $this->_UI = new HTML_Progress_Model($file, $type);
- }
-
- /**
- * Set the sleep delay in milisecond before each progress cells display.
- *
- * @param integer $delay Delay in milisecond.
- *
- * @return void
- * @since 1.1
- * @access public
- * @throws HTML_PROGRESS_ERROR_INVALID_INPUT
- */
- function setAnimSpeed($delay)
- {
- if (!is_int($delay)) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'exception',
- array('var' => '$delay',
- 'was' => gettype($delay),
- 'expected' => 'integer',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
-
- } elseif ($delay < 0) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'error',
- array('var' => '$delay',
- 'was' => $delay,
- 'expected' => 'greater than zero',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
-
- } elseif ($delay > 1000) {
- return Error_Raise::raise($this->_package, HTML_PROGRESS_ERROR_INVALID_INPUT, 'error',
- array('var' => '$delay',
- 'was' => $delay,
- 'expected' => 'less or equal 1000',
- 'paramnum' => 1), PEAR_ERROR_TRIGGER);
- }
- $this->_anim_speed = $delay;
- }
-
- /**
- * Get the cascading style sheet to put inline on HTML document
- *
- * @return string
- * @since 1.0
- * @access public
- * @see HTML_Progress_UI::getStyle()
- */
- function getStyle()
- {
- $ui = $this->getUI();
- $lnEnd = $ui->_getLineEnd();
-
- $css =& $ui->getStyle();
- $style = $css->toString();
- $style = preg_replace("/".$lnEnd."\./", ".".$this->getIdent()." .", $style);
-
- return $style;
- }
-
- /**
- * Get the javascript code to manage progress bar.
- *
- * @return string JavaScript URL or inline code to manage progress bar
- * @since 1.0
- * @access public
- * @see HTML_Progress_UI::getScript()
- */
- function getScript()
- {
- $ui = $this->getUI();
- $js =& $ui->getScript();
- return $js;
- }
-
- /**
- * Returns the progress bar structure in an array.
- *
- * @return array of progress bar properties
- * @since 1.0
- * @access public
- */
- function toArray()
- {
- $ui =& $this->getUI();
- $dm =& $this->getDM();
-
- $_structure = array();
- $_structure['id'] = $this->getIdent();
- $_structure['indeterminate'] = $this->isIndeterminate();
- $_structure['borderpainted'] = $this->isBorderPainted();
- $_structure['stringpainted'] = $this->isStringPainted();
- $_structure['string'] = $this->_progressString;
- $_structure['animspeed'] = $this->_anim_speed;
- $_structure['ui']['classID'] = get_class($ui);
- $_structure['ui']['orientation'] = $ui->getOrientation();
- $_structure['ui']['fillway'] = $ui->getFillWay();
- $_structure['ui']['cell'] = $ui->getCellAttributes();
- $_structure['ui']['cell']['count'] = $ui->getCellCount();
- $_structure['ui']['border'] = $ui->getBorderAttributes();
- $_structure['ui']['string'] = $ui->getStringAttributes();
- $_structure['ui']['progress'] = $ui->getProgressAttributes();
- $_structure['ui']['script'] = $ui->getScript();
- $_structure['dm']['classID'] = get_class($dm);
- $_structure['dm']['minimum'] = $dm->getMinimum();
- $_structure['dm']['maximum'] = $dm->getMaximum();
- $_structure['dm']['increment'] = $dm->getIncrement();
- $_structure['dm']['value'] = $dm->getValue();
- $_structure['dm']['percent'] = $dm->getPercentComplete();
-
- return $_structure;
- }
-
- /**
- * Returns the progress structure as HTML.
- *
- * @return string HTML Progress bar
- * @since 0.2
- * @access public
- */
- function toHtml()
- {
- $strHtml = '';
- $ui =& $this->_UI;
- $tabs = $ui->_getTabs();
- $tab = $ui->_getTab();
- $lnEnd = $ui->_getLineEnd();
- $comment = $ui->getComment();
- $orient = $ui->getOrientation();
- $progressAttr = $ui->getProgressAttributes();
- $borderAttr = $ui->getBorderAttributes();
- $stringAttr = $ui->getStringAttributes();
- $valign = strtolower($stringAttr['valign']);
-
- /**
- * Adds a progress bar legend in html code is possible.
- * See HTML_Common::setComment() method.
- */
- if (strlen($comment) > 0) {
- $strHtml .= $tabs . "<!-- $comment -->" . $lnEnd;
- }
-
- $strHtml .= $tabs . "<div class=\"".$this->getIdent()."\">" . $lnEnd;
- $strHtml .= $tabs . "<table border=\"0\" cellspacing=\"0\" cellpadding=\"0\">" . $lnEnd;
- $progressId = $this->getIdent().'_';
-
- /**
- * Creates all cells of progress bar in order
- * depending of the FillWay and Orientation.
- */
- if ($orient == HTML_PROGRESS_BAR_HORIZONTAL) {
- $progressHtml = $this->_getProgressHbar_toHtml();
- }
-
- if ($orient == HTML_PROGRESS_BAR_VERTICAL) {
- $progressHtml = $this->_getProgressVbar_toHtml();
- }
-
- /**
- * Progress Bar (2) alignment rules:
- * - percent / messsage area (1)
- *
- * +---------------------------------------+
- * | +t1---+ |
- * | | (1) | |
- * | +-----+ |
- * | +t2---+ +-------------------+ +t3---+ |
- * | | (1) | | | | | (2) | | | | | | (1) | |
- * | +-----+ +-------------------+ +-----+ |
- * | +t4---+ |
- * | | (1) | |
- * | +-----+ |
- * +---------------------------------------+
- */
- if (($valign == 'left') || ($valign == 'right')) {
- $tRows = 1;
- $tCols = 2;
- $ps = ($valign == 'left') ? 0 : 1;
- } else {
- $tRows = 2;
- $tCols = 1;
- $ps = ($valign == 'top') ? 0 : 1;
- }
-
- for ($r = 0 ; $r < $tRows ; $r++) {
- $strHtml .= $tabs . "<tr>" . $lnEnd;
- for ($c = 0 ; $c < $tCols ; $c++) {
- if (($c == $ps) || ($r == $ps)) {
- $id = $stringAttr['id'];
- $strHtml .= $tabs . $tab . "<td class=\"$id\" id=\"$progressId$id\">" . $lnEnd;
- $strHtml .= $tabs . $tab . $tab . $this->getString() . $lnEnd;
- $ps = -1;
- } else {
- $class = $progressAttr['class'];
- $strHtml .= $tabs . $tab ."<td class=\"$class\">" . $lnEnd;
- $strHtml .= $tabs . $tab . $tab . "<div class=\"".$borderAttr['class']."\">" . $lnEnd;
- $strHtml .= $progressHtml;
- $strHtml .= $tabs . $tab . $tab . "</div>" . $lnEnd;
- }
- $strHtml .= $tabs . $tab ."</td>" . $lnEnd;
- }
- $strHtml .= $tabs . "</tr>" . $lnEnd;
- }
-
- $strHtml .= $tabs . "</table>" . $lnEnd;
- $strHtml .= $tabs . "</div>" . $lnEnd;
-
- return $strHtml;
- }
-
- /**
- * Renders the new value of progress bar.
- *
- * @return void
- * @since 0.2
- * @access public
- */
- function display()
- {
- static $lnEnd;
- static $cellAmount;
- static $determinate;
-
- if(!isset($lnEnd)) {
- $ui =& $this->_UI;
- $lnEnd = $ui->_getLineEnd();
- $cellAmount = ($this->getMaximum() - $this->getMinimum()) / $ui->getCellCount();
- }
-
- if (function_exists('ob_get_clean')) {
- $bar = ob_get_clean(); // use for PHP 4.3+
- } else {
- $bar = ob_get_contents(); // use for PHP 4.2+
- ob_end_clean();
- }
- $bar .= $lnEnd;
-
- $progressId = $this->getIdent().'_';
-
- if ($this->isIndeterminate()) {
- if (isset($determinate)) {
- $determinate++;
- $progress = $determinate;
- } else {
- $progress = $determinate = 1;
- }
- } else {
- $progress = ($this->getValue() - $this->getMinimum()) / $cellAmount;
- $determinate = 0;
- }
- $bar .= '<script type="text/javascript">self.setprogress("'.$progressId.'",'.((int) $progress).',"'.$this->getString().'",'.$determinate.'); </script>';
-
- // sleep a bit ...
- for ($i=0; $i<($this->_anim_speed*1000); $i++) { }
-
- echo $bar;
- ob_start();
- }
-
- /**
- * Returns the current identification string.
- *
- * @return string current Progress instance's identification string
- * @since 1.0
- * @access public
- * @see setIdent()
- */
- function getIdent()
- {
- return $this->_ident;
- }
-
- /**
- * Sets this Progress instance's identification string.
- *
- * @param mixed $ident (optional) the new identification string.
- *
- * @since 1.0
- * @access public
- * @see getIdent()
- */
- function setIdent($ident = null)
- {
- if (is_null($ident)) {
- $this->_ident = 'p_' . substr(md5(microtime()), 0, 6);
- } else {
- $this->_ident = $ident;
- }
- }
-
- /**
- * Returns an array of all the listeners added to this progress bar.
- *
- * @return array
- * @since 1.0
- * @access public
- * @see addListener(), removeListener()
- */
- function getListeners()
- {
- return $this->_listeners;
- }
-
- /**
- * Adds a HTML_Progress_Observer instance to the list of observers
- * that are listening for messages emitted by this HTML_Progress instance.
- *
- * @param object $observer The HTML_Progress_Observer instance
- * to attach as a listener.
- *
- * @return boolean True if the observer is successfully attached.
- * @since 1.0
- * @access public
- * @see getListeners(), removeListener()
- */
- function addListener($observer)
- {
- if (!is_a($observer, 'HTML_Progress_Observer') &&
- !is_a($observer, 'HTML_Progress_Monitor')) {
- return false;
- }
- $this->_listeners[$observer->_id] = &$observer;
- return true;
- }
-
- /**
- * Removes a HTML_Progress_Observer instance from the list of observers.
- *
- * @param object $observer The HTML_Progress_Observer instance
- * to detach from the list of listeners.
- *
- * @return boolean True if the observer is successfully detached.
- * @since 1.0
- * @access public
- * @see getListeners(), addListener()
- */
- function removeListener($observer)
- {
- if ((!is_a($observer, 'HTML_Progress_Observer') &&
- !is_a($observer, 'HTML_Progress_Monitor')
- ) ||
- (!isset($this->_listeners[$observer->_id])) ) {
-
- return false;
- }
- unset($this->_listeners[$observer->_id]);
- return true;
- }
-
- /**
- * Notifies all listeners that have registered interest in $event message.
- *
- * @param mixed $event A hash describing the progress event.
- *
- * @since 1.0
- * @access private
- * @see setMinimum(), setMaximum(), setValue(), incValue()
- */
- function _announce($event)
- {
- foreach ($this->_listeners as $id => $listener) {
- $this->_listeners[$id]->notify($event);
- }
- }
-
- /**
- * Returns a horizontal progress bar structure as HTML.
- *
- * @return string Horizontal HTML Progress bar
- * @since 1.0
- * @access private
- */
- function _getProgressHbar_toHtml()
- {
- $ui =& $this->_UI;
- $tabs = $ui->_getTabs();
- $tab = $ui->_getTab();
- $lnEnd = $ui->_getLineEnd();
- $way_natural = ($ui->getFillWay() == 'natural');
- $cellAttr = $ui->getCellAttributes();
- $cellCount = $ui->getCellCount();
-
- $progressId = $this->getIdent().'_';
- $progressHtml = "";
-
- if ($way_natural) {
- // inactive cells first
- $pos = $cellAttr['spacing'];
- for ($i=0; $i<$cellCount; $i++) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."I\"";
- $progressHtml .= " class=\"".$cellAttr['class']."I\"";
- $progressHtml .= " style=\"position:absolute;top:".$cellAttr['spacing']."px;left:".$pos."px;\"";
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['width'] + $cellAttr['spacing']);
- }
- // then active cells
- $pos = $cellAttr['spacing'];
- for ($i=0; $i<$cellCount; $i++) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."A\"";
- $progressHtml .= " class=\"".$cellAttr['class']."A\"";
- $progressHtml .= " style=\"position:absolute;top:".$cellAttr['spacing']."px;left:".$pos."px;";
- if (isset($cellAttr[$i])) {
- $progressHtml .= "color:".$cellAttr[$i]['color'].";\"";
- } else {
- $progressHtml .= "\"";
- }
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['width'] + $cellAttr['spacing']);
- }
- } else {
- // inactive cells first
- $pos = $cellAttr['spacing'];
- for ($i=$cellCount-1; $i>=0; $i--) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."I\"";
- $progressHtml .= " class=\"".$cellAttr['class']."I\"";
- $progressHtml .= " style=\"position:absolute;top:".$cellAttr['spacing']."px;left:".$pos."px;\"";
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['width'] + $cellAttr['spacing']);
- }
- // then active cells
- $pos = $cellAttr['spacing'];
- for ($i=$cellCount-1; $i>=0; $i--) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."A\"";
- $progressHtml .= " class=\"".$cellAttr['class']."A\"";
- $progressHtml .= " style=\"position:absolute;top:".$cellAttr['spacing']."px;left:".$pos."px;";
- if (isset($cellAttr[$i])) {
- $progressHtml .= "color:".$cellAttr[$i]['color'].";\"";
- } else {
- $progressHtml .= "\"";
- }
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['width'] + $cellAttr['spacing']);
- }
- }
- return $progressHtml;
- }
-
- /**
- * Returns a vertical progress bar structure as HTML.
- *
- * @return string Vertical HTML Progress bar
- * @since 1.0
- * @access private
- */
- function _getProgressVbar_toHtml()
- {
- $ui =& $this->_UI;
- $tabs = $ui->_getTabs();
- $tab = $ui->_getTab();
- $lnEnd = $ui->_getLineEnd();
- $way_natural = ($ui->getFillWay() == 'natural');
- $cellAttr = $ui->getCellAttributes();
- $cellCount = $ui->getCellCount();
-
- $progressId = $this->getIdent().'_';
- $progressHtml = "";
-
- if ($way_natural) {
- // inactive cells first
- $pos = $cellAttr['spacing'];
- for ($i=$cellCount-1; $i>=0; $i--) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."I\"";
- $progressHtml .= " class=\"".$cellAttr['class']."I\"";
- $progressHtml .= " style=\"position:absolute;left:".$cellAttr['spacing']."px;top:".$pos."px;\"";
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['height'] + $cellAttr['spacing']);
- }
- // then active cells
- $pos = $cellAttr['spacing'];
- for ($i=$cellCount-1; $i>=0; $i--) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."A\"";
- $progressHtml .= " class=\"".$cellAttr['class']."A\"";
- $progressHtml .= " style=\"position:absolute;left:".$cellAttr['spacing']."px;top:".$pos."px;";
- if (isset($cellAttr[$i])) {
- $progressHtml .= "color:".$cellAttr[$i]['color'].";\"";
- } else {
- $progressHtml .= "\"";
- }
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['height'] + $cellAttr['spacing']);
- }
- } else {
- // inactive cells first
- $pos = $cellAttr['spacing'];
- for ($i=0; $i<$cellCount; $i++) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."I\"";
- $progressHtml .= " class=\"".$cellAttr['class']."I\"";
- $progressHtml .= " style=\"position:absolute;left:".$cellAttr['spacing']."px;top:".$pos."px;\"";
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['height'] + $cellAttr['spacing']);
- }
- // then active cells
- $pos = $cellAttr['spacing'];
- for ($i=0; $i<$cellCount; $i++) {
- $progressHtml .= $tabs . $tab . $tab;
- $progressHtml .= "<div id=\"". $progressId . sprintf($cellAttr['id'],$i) ."A\"";
- $progressHtml .= " class=\"".$cellAttr['class']."A\"";
- $progressHtml .= " style=\"position:absolute;left:".$cellAttr['spacing']."px;top:".$pos."px;";
- if (isset($cellAttr[$i])) {
- $progressHtml .= "color:".$cellAttr[$i]['color'].";\"";
- } else {
- $progressHtml .= "\"";
- }
- $progressHtml .= "> </div>" . $lnEnd;
- $pos += ($cellAttr['height'] + $cellAttr['spacing']);
- }
- }
- return $progressHtml;
- }
-
- /**
- * Error message generator for package HTML_Progress
- *
- * @param integer $code
- * @param array $args
- * @param integer $state
- *
- * @return string
- * @since 1.0
- * @access private
- */
- function _getErrorMessage($code, $args, $state)
- {
- $messages = array(
- HTML_PROGRESS_ERROR_INVALID_INPUT =>
- 'invalid input, parameter #%paramnum% '
- . '"%var%" was expecting '
- . '"%expected%", instead got "%was%"',
- HTML_PROGRESS_ERROR_INVALID_CALLBACK =>
- 'invalid callback, parameter #%paramnum% '
- . '"%var%" expecting %element%,'
- . ' instead got "%was%" does not exists',
- );
- if (isset($messages[$code])) {
- $message = $messages[$code];
- } else {
- $message = 'Code ' . $code . ' is not a valid error code';
- }
- return Error_Raise::sprintfErrorMessageWithState($message, $args, $state);
- }
- }
- ?>