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107 lines
2.9 KiB
PHP
107 lines
2.9 KiB
PHP
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<?php
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/**
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* Base plugin class.
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*/
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require_once 'Savant2/Plugin.php';
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/**
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*
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* Outputs a series of HTML <option>s.
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*
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* $Id$
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*
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* @author Paul M. Jones <pmjones@ciaweb.net>
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*
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* @package Savant2
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*
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* @license http://www.gnu.org/copyleft/lesser.html LGPL
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as
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* published by the Free Software Foundation; either version 2.1 of the
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* License, or (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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*/
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class Savant2_Plugin_options extends Savant2_Plugin {
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/**
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*
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* Outputs a series of HTML <option>s.
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*
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* Outputs a series of HTML <option>s based on an associative array
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* where the key is the option value and the value is the option
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* label. You can pass a "selected" value as well to tell the
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* function which option value(s) should be marked as selected.
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*
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* @access public
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*
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* @param array $options An associative array of key-value pairs; the
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* key is the option value, the value is the option label.
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*
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* @param string|array $selected A string or array that matches one
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* or more option values, to tell the function what options should be
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* marked as selected. Defaults to an empty array.
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*
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* @param string|array $attr Extra attributes to apply to the option
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* tag. If a string, they are added as-is; if an array, the key is
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* the attribute name and the value is the attribute value.
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*
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* @return string A set of HTML <option> tags.
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*
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*/
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function plugin($options, $selected = array(), $attr = null,
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$labelIsValue = false)
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{
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$html = '';
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// force $selected to be an array. this allows multi-selects to
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// have multiple selected options.
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settype($selected, 'array');
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settype($options, 'array');
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// loop through the options array
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foreach ($options as $value => $label) {
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// is the label being used as the value?
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if ($labelIsValue) {
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$value = $label;
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}
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// set the value and label in the tag
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$html .= '<option value="' . htmlspecialchars($value) . '"';
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$html .= ' label="' . htmlspecialchars($label) . '"';
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// is the option one of the selected values?
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if (in_array($value, $selected)) {
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$html .= ' selected="selected"';
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}
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// are we adding extra attributes?
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if (is_array($attr)) {
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// yes, from an array
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foreach ($attr as $key => $val) {
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$val = htmlspecialchars($val);
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$html .= " $key=\"$val\"";
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}
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} elseif (! is_null($attr)) {
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// yes, from a string
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$html .= ' ' . $attr;
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}
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// add the label and close the tag
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$html .= '>' . htmlspecialchars($label) . "</option>\n";
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}
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return $html;
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}
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}
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?>
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