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- <?php
- /* vim: set expandtab tabstop=4 shiftwidth=4: */
- // +----------------------------------------------------------------------+
- // | PHP version 4.0 |
- // +----------------------------------------------------------------------+
- // | Copyright (c) 1997-2003 The PHP Group |
- // +----------------------------------------------------------------------+
- // | This source file is subject to version 2.0 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/2_02.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. |
- // +----------------------------------------------------------------------+
- // | Authors: Adam Daniel <adaniel1@eesus.jnj.com> |
- // | Bertrand Mansion <bmansion@mamasam.com> |
- // +----------------------------------------------------------------------+
- //
- // $Id: select.php,v 1.26 2004/02/28 22:10:16 avb Exp $
-
- require_once('HTML/QuickForm/element.php');
-
- /**
- * Class to dynamically create an HTML SELECT
- *
- * @author Adam Daniel <adaniel1@eesus.jnj.com>
- * @author Bertrand Mansion <bmansion@mamasam.com>
- * @version 1.0
- * @since PHP4.04pl1
- * @access public
- */
- class HTML_QuickForm_select extends HTML_QuickForm_element {
-
- // {{{ properties
-
- /**
- * Contains the select options
- *
- * @var array
- * @since 1.0
- * @access private
- */
- var $_options = array();
-
- /**
- * Default values of the SELECT
- *
- * @var string
- * @since 1.0
- * @access private
- */
- var $_values = null;
-
- // }}}
- // {{{ constructor
-
- /**
- * Class constructor
- *
- * @param string Select name attribute
- * @param mixed Label(s) for the select
- * @param mixed Data to be used to populate options
- * @param mixed Either a typical HTML attribute string or an associative array
- * @since 1.0
- * @access public
- * @return void
- */
- function HTML_QuickForm_select($elementName=null, $elementLabel=null, $options=null, $attributes=null)
- {
- HTML_QuickForm_element::HTML_QuickForm_element($elementName, $elementLabel, $attributes);
- $this->_persistantFreeze = true;
- $this->_type = 'select';
- if (isset($options)) {
- $this->load($options);
- }
- } //end constructor
-
- // }}}
- // {{{ apiVersion()
-
- /**
- * Returns the current API version
- *
- * @since 1.0
- * @access public
- * @return double
- */
- function apiVersion()
- {
- return 2.3;
- } //end func apiVersion
-
- // }}}
- // {{{ setSelected()
-
- /**
- * Sets the default values of the select box
- *
- * @param mixed $values Array or comma delimited string of selected values
- * @since 1.0
- * @access public
- * @return void
- */
- function setSelected($values)
- {
- if (is_string($values) && $this->getMultiple()) {
- $values = split("[ ]?,[ ]?", $values);
- }
- if (is_array($values)) {
- $this->_values = array_values($values);
- } else {
- $this->_values = array($values);
- }
- } //end func setSelected
-
- // }}}
- // {{{ getSelected()
-
- /**
- * Returns an array of the selected values
- *
- * @since 1.0
- * @access public
- * @return array of selected values
- */
- function getSelected()
- {
- return $this->_values;
- } // end func getSelected
-
- // }}}
- // {{{ setName()
-
- /**
- * Sets the input field name
- *
- * @param string $name Input field name attribute
- * @since 1.0
- * @access public
- * @return void
- */
- function setName($name)
- {
- $this->updateAttributes(array('name' => $name));
- } //end func setName
-
- // }}}
- // {{{ getName()
-
- /**
- * Returns the element name
- *
- * @since 1.0
- * @access public
- * @return string
- */
- function getName()
- {
- return $this->getAttribute('name');
- } //end func getName
-
- // }}}
- // {{{ getPrivateName()
-
- /**
- * Returns the element name (possibly with brackets appended)
- *
- * @since 1.0
- * @access public
- * @return string
- */
- function getPrivateName()
- {
- if ($this->getAttribute('multiple')) {
- return $this->getName() . '[]';
- } else {
- return $this->getName();
- }
- } //end func getPrivateName
-
- // }}}
- // {{{ setValue()
-
- /**
- * Sets the value of the form element
- *
- * @param mixed $values Array or comma delimited string of selected values
- * @since 1.0
- * @access public
- * @return void
- */
- function setValue($value)
- {
- $this->setSelected($value);
- } // end func setValue
-
- // }}}
- // {{{ getValue()
-
- /**
- * Returns an array of the selected values
- *
- * @since 1.0
- * @access public
- * @return array of selected values
- */
- function getValue()
- {
- return $this->_values;
- } // end func getValue
-
- // }}}
- // {{{ setSize()
-
- /**
- * Sets the select field size, only applies to 'multiple' selects
- *
- * @param int $size Size of select field
- * @since 1.0
- * @access public
- * @return void
- */
- function setSize($size)
- {
- $this->updateAttributes(array('size' => $size));
- } //end func setSize
-
- // }}}
- // {{{ getSize()
-
- /**
- * Returns the select field size
- *
- * @since 1.0
- * @access public
- * @return int
- */
- function getSize()
- {
- return $this->getAttribute('size');
- } //end func getSize
-
- // }}}
- // {{{ setMultiple()
-
- /**
- * Sets the select mutiple attribute
- *
- * @param bool $multiple Whether the select supports multi-selections
- * @since 1.2
- * @access public
- * @return void
- */
- function setMultiple($multiple)
- {
- if ($multiple) {
- $this->updateAttributes(array('multiple' => 'multiple'));
- } else {
- $this->removeAttribute('multiple');
- }
- } //end func setMultiple
-
- // }}}
- // {{{ getMultiple()
-
- /**
- * Returns the select mutiple attribute
- *
- * @since 1.2
- * @access public
- * @return bool true if multiple select, false otherwise
- */
- function getMultiple()
- {
- return (bool)$this->getAttribute('multiple');
- } //end func getMultiple
-
- // }}}
- // {{{ addOption()
-
- /**
- * Adds a new OPTION to the SELECT
- *
- * @param string $text Display text for the OPTION
- * @param string $value Value for the OPTION
- * @param mixed $attributes Either a typical HTML attribute string
- * or an associative array
- * @since 1.0
- * @access public
- * @return void
- */
- function addOption($text, $value, $attributes=null)
- {
- if (null === $attributes) {
- $attributes = array('value' => $value);
- } else {
- $attributes = $this->_parseAttributes($attributes);
- if (isset($attributes['selected'])) {
- // the 'selected' attribute will be set in toHtml()
- $this->_removeAttr('selected', $attributes);
- if (is_null($this->_values)) {
- $this->_values = array($value);
- } elseif (!in_array($value, $this->_values)) {
- $this->_values[] = $value;
- }
- }
- $this->_updateAttrArray($attributes, array('value' => $value));
- }
- $this->_options[] = array('text' => $text, 'attr' => $attributes);
- } // end func addOption
-
- // }}}
- // {{{ loadArray()
-
- /**
- * Loads the options from an associative array
- *
- * @param array $arr Associative array of options
- * @param mixed $values (optional) Array or comma delimited string of selected values
- * @since 1.0
- * @access public
- * @return PEAR_Error on error or true
- * @throws PEAR_Error
- */
- function loadArray($arr, $values=null)
- {
- if (!is_array($arr)) {
- return PEAR::raiseError('Argument 1 of HTML_Select::loadArray is not a valid array');
- }
- if (isset($values)) {
- $this->setSelected($values);
- }
- foreach ($arr as $key => $val) {
- // Warning: new API since release 2.3
- $this->addOption($val, $key);
- }
- return true;
- } // end func loadArray
-
- // }}}
- // {{{ loadDbResult()
-
- /**
- * Loads the options from DB_result object
- *
- * If no column names are specified the first two columns of the result are
- * used as the text and value columns respectively
- * @param object $result DB_result object
- * @param string $textCol (optional) Name of column to display as the OPTION text
- * @param string $valueCol (optional) Name of column to use as the OPTION value
- * @param mixed $values (optional) Array or comma delimited string of selected values
- * @since 1.0
- * @access public
- * @return PEAR_Error on error or true
- * @throws PEAR_Error
- */
- function loadDbResult(&$result, $textCol=null, $valueCol=null, $values=null)
- {
- if (!is_object($result) || !is_a($result, 'db_result')) {
- return PEAR::raiseError('Argument 1 of HTML_Select::loadDbResult is not a valid DB_result');
- }
- if (isset($values)) {
- $this->setValue($values);
- }
- $fetchMode = ($textCol && $valueCol) ? DB_FETCHMODE_ASSOC : DB_FETCHMODE_DEFAULT;
- while (is_array($row = $result->fetchRow($fetchMode)) ) {
- if ($fetchMode == DB_FETCHMODE_ASSOC) {
- $this->addOption($row[$textCol], $row[$valueCol]);
- } else {
- $this->addOption($row[0], $row[1]);
- }
- }
- return true;
- } // end func loadDbResult
-
- // }}}
- // {{{ loadQuery()
-
- /**
- * Queries a database and loads the options from the results
- *
- * @param mixed $conn Either an existing DB connection or a valid dsn
- * @param string $sql SQL query string
- * @param string $textCol (optional) Name of column to display as the OPTION text
- * @param string $valueCol (optional) Name of column to use as the OPTION value
- * @param mixed $values (optional) Array or comma delimited string of selected values
- * @since 1.1
- * @access public
- * @return void
- * @throws PEAR_Error
- */
- function loadQuery(&$conn, $sql, $textCol=null, $valueCol=null, $values=null)
- {
- if (is_string($conn)) {
- require_once('DB.php');
- $dbConn = &DB::connect($conn, true);
- if (DB::isError($dbConn)) {
- return $dbConn;
- }
- } elseif (is_subclass_of($conn, "db_common")) {
- $dbConn = &$conn;
- } else {
- return PEAR::raiseError('Argument 1 of HTML_Select::loadQuery is not a valid type');
- }
- $result = $dbConn->query($sql);
- if (DB::isError($result)) {
- return $result;
- }
- $this->loadDbResult($result, $textCol, $valueCol, $values);
- $result->free();
- if (is_string($conn)) {
- $dbConn->disconnect();
- }
- return true;
- } // end func loadQuery
-
- // }}}
- // {{{ load()
-
- /**
- * Loads options from different types of data sources
- *
- * This method is a simulated overloaded method. The arguments, other than the
- * first are optional and only mean something depending on the type of the first argument.
- * If the first argument is an array then all arguments are passed in order to loadArray.
- * If the first argument is a db_result then all arguments are passed in order to loadDbResult.
- * If the first argument is a string or a DB connection then all arguments are
- * passed in order to loadQuery.
- * @param mixed $options Options source currently supports assoc array or DB_result
- * @param mixed $param1 (optional) See function detail
- * @param mixed $param2 (optional) See function detail
- * @param mixed $param3 (optional) See function detail
- * @param mixed $param4 (optional) See function detail
- * @since 1.1
- * @access public
- * @return PEAR_Error on error or true
- * @throws PEAR_Error
- */
- function load(&$options, $param1=null, $param2=null, $param3=null, $param4=null)
- {
- switch (true) {
- case is_array($options):
- return $this->loadArray($options, $param1);
- break;
- case (is_a($options, 'db_result')):
- return $this->loadDbResult($options, $param1, $param2, $param3);
- break;
- case (is_string($options) && !empty($options) || is_subclass_of($options, "db_common")):
- return $this->loadQuery($options, $param1, $param2, $param3, $param4);
- break;
- }
- } // end func load
-
- // }}}
- // {{{ toHtml()
-
- /**
- * Returns the SELECT in HTML
- *
- * @since 1.0
- * @access public
- * @return string
- */
- function toHtml()
- {
- if ($this->_flagFrozen) {
- return $this->getFrozenHtml();
- } else {
- $tabs = $this->_getTabs();
- $strHtml = '';
-
- if ($this->getComment() != '') {
- $strHtml .= $tabs . '<!-- ' . $this->getComment() . " //-->\n";
- }
-
- if (!$this->getMultiple()) {
- $attrString = $this->_getAttrString($this->_attributes);
- } else {
- $myName = $this->getName();
- $this->setName($myName . '[]');
- $attrString = $this->_getAttrString($this->_attributes);
- $this->setName($myName);
- }
- $strHtml .= $tabs . '<select' . $attrString . ">\n";
-
- foreach ($this->_options as $option) {
- if (is_array($this->_values) && in_array((string)$option['attr']['value'], $this->_values)) {
- $this->_updateAttrArray($option['attr'], array('selected' => 'selected'));
- }
- $strHtml .= $tabs . "\t<option" . $this->_getAttrString($option['attr']) . '>' .
- $option['text'] . "</option>\n";
- }
-
- return $strHtml . $tabs . '</select>';
- }
- } //end func toHtml
-
- // }}}
- // {{{ getFrozenHtml()
-
- /**
- * Returns the value of field without HTML tags
- *
- * @since 1.0
- * @access public
- * @return string
- */
- function getFrozenHtml()
- {
- $value = array();
- if (is_array($this->_values)) {
- foreach ($this->_values as $key => $val) {
- for ($i = 0, $optCount = count($this->_options); $i < $optCount; $i++) {
- if ($val == $this->_options[$i]['attr']['value']) {
- $value[$key] = $this->_options[$i]['text'];
- break;
- }
- }
- }
- }
- $html = empty($value)? ' ': join('<br />', $value);
- if ($this->_persistantFreeze) {
- $name = $this->getPrivateName();
- // Only use id attribute if doing single hidden input
- if (1 == count($value)) {
- $id = $this->getAttribute('id');
- $idAttr = isset($id)? ' id="' . $id . '"': '';
- } else {
- $idAttr = '';
- }
- foreach ($value as $key => $item) {
- $html .= '<input type="hidden"' . $idAttr . ' name="' .
- $name . '" value="' . $this->_values[$key] . '" />';
- }
- }
- return $html;
- } //end func getFrozenHtml
-
- // }}}
- // {{{ exportValue()
-
- /**
- * We check the options and return only the values that _could_ have been
- * selected. We also return a scalar value if select is not "multiple"
- */
- function exportValue(&$submitValues, $assoc = false)
- {
- $value = $this->_findValue($submitValues);
- if (is_null($value)) {
- $value = $this->getValue();
- } elseif(!is_array($value)) {
- $value = array($value);
- }
- if (is_array($value) && !empty($this->_options)) {
- $cleanValue = null;
- foreach ($value as $v) {
- for ($i = 0, $optCount = count($this->_options); $i < $optCount; $i++) {
- if ($v == $this->_options[$i]['attr']['value']) {
- $cleanValue[] = $v;
- break;
- }
- }
- }
- } else {
- $cleanValue = $value;
- }
- if (is_array($cleanValue) && !$this->getMultiple()) {
- return $this->_prepareValue($cleanValue[0], $assoc);
- } else {
- return $this->_prepareValue($cleanValue, $assoc);
- }
- }
-
- // }}}
- } //end class HTML_QuickForm_select
- ?>
-