formselect.php

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<?php
defined('XOOPS_ROOT_PATH') or die('Restricted access');

xoops_load('XoopsFormElement');

class XoopsFormSelect extends XoopsFormElement
{
    var $_options = array();

    var $_multiple = false;

    var $_size;

    var $_value = array();

    function XoopsFormSelect($caption, $name, $value = null, $size = 1, $multiple = false)
    {
        $this->setCaption($caption);
        $this->setName($name);
        $this->_multiple = $multiple;
        $this->_size = intval($size);
        if (isset($value)) {
            $this->setValue($value);
        }
    }

    function isMultiple()
    {
        return $this->_multiple;
    }

    function getSize()
    {
        return $this->_size;
    }

    function getValue($encode = false)
    {
        if (! $encode) {
            return $this->_value;
        }
        $value = array();
        foreach($this->_value as $val) {
            $value[] = $val ? htmlspecialchars($val, ENT_QUOTES) : $val;
        }
        return $value;
    }

    function setValue($value)
    {
        if (is_array($value)) {
            foreach($value as $v) {
                $this->_value[] = $v;
            }
        } elseif (isset($value)) {
            $this->_value[] = $value;
        }
    }

    function addOption($value, $name = '')
    {
        if ($name != '') {
            $this->_options[$value] = $name;
        } else {
            $this->_options[$value] = $value;
        }
    }

    function addOptionArray($options)
    {
        if (is_array($options)) {
            foreach($options as $k => $v) {
                $this->addOption($k, $v);
            }
        }
    }

    function getOptions($encode = false)
    {
        if (! $encode) {
            return $this->_options;
        }
        $value = array();
        foreach($this->_options as $val => $name) {
            $value[$encode ? htmlspecialchars($val, ENT_QUOTES) : $val] = ($encode > 1) ? htmlspecialchars($name, ENT_QUOTES) : $name;
        }
        return $value;
    }

    function render()
    {
        $ele_name = $this->getName();
                $ele_title = $this->getTitle();
        $ele_value = $this->getValue();
        $ele_options = $this->getOptions();
        $ret = '<select size="' . $this->getSize() . '"' . $this->getExtra();
        if ($this->isMultiple() != false) {
            $ret .= ' name="' . $ele_name . '[]" id="' . $ele_name . '" title="'. $ele_title. '" multiple="multiple">' ;
        } else {
            $ret .= ' name="' . $ele_name . '" id="' . $ele_name . '" title="'. $ele_title. '">' ;
        }
        foreach($ele_options as $value => $name) {
            $ret .= '<option value="' . htmlspecialchars($value, ENT_QUOTES) . '"';
            if (count($ele_value) > 0 && in_array($value, $ele_value)) {
                $ret .= ' selected="selected"';
            }
            $ret .= '>' . $name . '</option>' ;
        }
        $ret .= '</select>';
        return $ret;
    }

    function renderValidationJS()
    {
        // render custom validation code if any
        if (! empty($this->customValidationCode)) {
            return implode("\n", $this->customValidationCode);
            // generate validation code if required
        } elseif ($this->isRequired()) {
            $eltname = $this->getName();
            $eltcaption = $this->getCaption();
            $eltmsg = empty($eltcaption) ? sprintf(_FORM_ENTER, $eltname) : sprintf(_FORM_ENTER, $eltcaption);
            $eltmsg = str_replace('"', '\"', stripslashes($eltmsg));
            return "\nvar hasSelected = false; var selectBox = myform.{$eltname};" . "for (i = 0; i < selectBox.options.length; i++ ) { if (selectBox.options[i].selected == true && selectBox.options[i].value != '') { hasSelected = true; break; } }" . "if (!hasSelected) { window.alert(\"{$eltmsg}\"); selectBox.focus(); return false; }";
        }
        return '';
    }
}

?>