--- /dev/null
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4: */
+// +----------------------------------------------------------------------+
+// | PHP Version 4 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1997, 1998, 1999, 2000, 2001 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. |
+// +----------------------------------------------------------------------+
+// | Author: Adam Daniel <adaniel1@eesus.jnj.com> |
+// +----------------------------------------------------------------------+
+//
+// $Id$
+
+require_once 'PEAR.php';
+require_once 'HTML/Common.php';
+
+/**
+ * Class to dynamically create an HTML SELECT
+ *
+ * @author Adam Daniel <adaniel1@eesus.jnj.com>
+ * @version 1.2
+ * @since PHP4.04pl1
+ * @access public
+ */
+class HTML_Select extends HTML_Common
+{
+
+ /**
+ * 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 = array();
+
+ /**
+ * Class constructor
+ *
+ * @param string $name (optional)Name attribute of the SELECT
+ * @param int $size (optional) Size attribute of the SELECT
+ * @param bool $multiple (optional)Whether the select will allow multiple
+ * selections or not
+ * @param mixed $attributes (optional)Either a typical HTML attribute string
+ * or an associative array
+ * @param int $tabOffset (optional)Number of tabs to offset HTML source
+ * @since 1.0
+ * @access public
+ * @return void
+ * @throws
+ */
+ function HTML_Select($name = '', $size = 1, $multiple = false, $attributes = null, $tabOffset = 0)
+ {
+ HTML_Common::HTML_Common($attributes, $tabOffset);
+ $attr = array('name' => $name, 'size' => $size);
+ if ($multiple) {
+ $attr['multiple'] = 'multiple';
+ }
+ $this->updateAttributes($attr);
+ $this->setSelectedValues(array());
+ }
+
+ /**
+ * Returns the current API version
+ *
+ * @since 1.0
+ * @access public
+ * @return double
+ * @throws
+ */
+ function apiVersion()
+ {
+ return 1.3;
+ }
+
+ /**
+ * Sets the default values of the select box
+ *
+ * @param mixed $values Array or comma delimited string of selected values
+ * @since 1.0
+ * @access public
+ * @return void
+ * @throws
+ */
+ function setSelectedValues($values)
+ {
+ if (is_string($values)) {
+ $values = split("[ ]?,[ ]?", $values);
+ }
+ $this->_values = $values;
+ }
+
+ /**
+ * Returns an array of the selected values
+ *
+ * @since 1.0
+ * @access public
+ * @return array of selected values
+ * @throws
+ */
+ function getSelectedValues()
+ {
+ return $this->_values;
+ }
+
+ /**
+ * Adds a new OPTION to the SELECT
+ *
+ * @param string $text Display text for the OPTION
+ * @param string $value Value for the OPTION
+ * @param bool $selected Whether the option is selected or not
+ * @param mixed $attributes Either a typical HTML attribute string
+ * or an associative array
+ * @since 1.0
+ * @access public
+ * @return void
+ * @throws
+ */
+ function addOption($text, $value, $selected = false, $attributes = null)
+ {
+ if ($selected && !in_array($value, $this->_values)) {
+ $this->_values[] = $value;
+ }
+
+ $attributes = $this->_parseAttributes($attributes);
+ $attr['value'] = $value;
+ $this->_updateAttrArray($attributes, $attr);
+ $this->_options[] = array('text' => $text, 'attr' => $attributes);
+ }
+
+ /**
+ * 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 new PEAR_ERROR('First argument to HTML_Select::loadArray is not a valid array');
+ }
+ if (isset($values)) {
+ $this->setSelectedValues($values);
+ }
+ while (list($key, $value) = each($arr)) {
+ $this->addOption($key, $value);
+ }
+ return true;
+ }
+
+ /**
+ * Loads the options from an array with numeric keys, using the
+ * array values as the form values as well as labels.
+ *
+ * @param array $arr Array of options
+ * @param mixed $values (optional) Array or comma delimited string of selected values
+ * @since 1.2
+ * @access public
+ * @return PEAR_Error on error or true
+ * @throws PEAR_Error
+ */
+ function loadValueArray($arr, $values = null)
+ {
+ if (!is_array($arr)) {
+ return new PEAR_ERROR("First argument to HTML_Select::loadArray is not a valid array");
+ }
+ if (isset($values)) {
+ $this->setSelectedValues($values);
+ }
+ foreach ($arr as $value) {
+ $this->addOption($value, $value);
+ }
+ return true;
+ }
+
+ /**
+ * 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, $values=null)
+ {
+ include_once 'DB.php';
+
+ if (!is_object($result) || (get_class($result) != "db_result" &&
+ is_subclass_of($result, "db_result"))) {
+ return new PEAR_ERROR("First argument to HTML_Select::loadDbResult is not a valid DB_result");
+ }
+ if (isset($values)) {
+ $this->setSelectedValues($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;
+ }
+
+ /**
+ * 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 $values (optional) Array or comma delimited string of selected values
+ * @since 1.1
+ * @access private
+ * @return void
+ * @throws
+ */
+ function loadQuery(&$conn, $sql, $textCol=null, $valueCol=null, $values=null)
+ {
+ include_once 'DB.php';
+
+ if (is_string($conn)) {
+ $dbConn = &DB::connect($conn, true);
+ if (DB::isError($dbConn)) return $dbConn;
+ } elseif (is_subclass_of($conn, "db_common")) {
+ $dbConn = $conn;
+ } else {
+ return $this->raiseError("Argument 1 of HTML_Select::loadQuery is not a valid type");
+ }
+ $result = @$dbConn->query($sql);
+ if (DB::isError($result)) return $result;
+ return $this->loadDbResult($result, $textCol, $valueCol, $values);
+ }
+
+ /**
+ * 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, $param1);
+ break;
+ case (get_class($options) == "db_result" || is_subclass_of($options, "db_result")):
+ return $this->loadDbResult($options, $param1, $param2, $param3);
+ break;
+ case (is_string($options) || is_subclass_of($options, "db_common")):
+ return $this->loadQuery($options, $param1, $param2, $param3, $param4);
+ break;
+ }
+ }
+
+ /**
+ * Returns the SELECT in HTML
+ *
+ * @since 1.0
+ * @access public
+ * @return string
+ * @throws
+ */
+ function toHtml()
+ {
+ $tabs = $this->_getTabs();
+ $name = $this->_attributes['name'];
+ $strHtml = $tabs;
+ if ($this->_comment) {
+ $strHtml .= "<!-- $this->_comment -->\n$tabs";
+ }
+ $strHtml .=
+ '<select' . $this->_getAttrString($this->_attributes) . '>';
+ foreach ($this->_options as $option) {
+ $attrString = $this->_getAttrString($option['attr']);
+ $strHtml .=
+ '<option' . $attrString
+ . (@in_array($option['attr']['value'], $this->_values)
+ ? ' selected'
+ : '')
+ . '>' . htmlspecialchars($option['text']) . '</option>';
+ }
+ $strHtml .= '</select>';
+ return $strHtml;
+ }
+
+}
+
+?>
projects / mecon / meconlib.git / commitdiff