--- /dev/null
+<?php
+/* vim: set expandtab tabstop=4 shiftwidth=4 softtabstop=4: */
+
+/**
+ * Hierarchical select element
+ *
+ * PHP versions 4 and 5
+ *
+ * LICENSE: This source file is subject to version 3.01 of the PHP license
+ * that is available through the world-wide-web at the following URI:
+ * http://www.php.net/license/3_01.txt If you did not receive a copy of
+ * the PHP License and are unable to obtain it through the web, please
+ * send a note to license@php.net so we can mail you a copy immediately.
+ *
+ * @category HTML
+ * @package HTML_QuickForm
+ * @author Herim Vasquez <vasquezh@iro.umontreal.ca>
+ * @author Bertrand Mansion <bmansion@mamasam.com>
+ * @author Alexey Borzov <avb@php.net>
+ * @copyright 2001-2011 The PHP Group
+ * @license http://www.php.net/license/3_01.txt PHP License 3.01
+ * @version CVS: $Id$
+ * @link http://pear.php.net/package/HTML_QuickForm
+ */
+
+/**
+ * Class for a group of form elements
+ */
+require_once 'HTML/QuickForm/group.php';
+/**
+ * Class for <select></select> elements
+ */
+require_once 'HTML/QuickForm/select.php';
+/**
+ * Static utility methods
+ */
+require_once 'HTML/QuickForm/utils.php';
+
+/**
+ * Hierarchical select element
+ *
+ * Class to dynamically create two or more HTML Select elements
+ * The first select changes the content of the second select and so on.
+ * This element is considered as a group. Selects will be named
+ * groupName[0], groupName[1], groupName[2]...
+ *
+ * @category HTML
+ * @package HTML_QuickForm
+ * @author Herim Vasquez <vasquezh@iro.umontreal.ca>
+ * @author Bertrand Mansion <bmansion@mamasam.com>
+ * @author Alexey Borzov <avb@php.net>
+ * @version Release: 3.2.16
+ * @since 3.1
+ */
+class HTML_QuickForm_hierselect extends HTML_QuickForm_group
+{
+ // {{{ properties
+
+ /**
+ * Options for all the select elements
+ *
+ * @see setOptions()
+ * @var array
+ * @access private
+ */
+ var $_options = array();
+
+ /**
+ * Number of select elements on this group
+ *
+ * @var int
+ * @access private
+ */
+ var $_nbElements = 0;
+
+ /**
+ * The javascript used to set and change the options
+ *
+ * @var string
+ * @access private
+ */
+ var $_js = '';
+
+ // }}}
+ // {{{ constructor
+
+ /**
+ * Class constructor
+ *
+ * @param string $elementName (optional)Input field name attribute
+ * @param string $elementLabel (optional)Input field label in form
+ * @param mixed $attributes (optional)Either a typical HTML attribute string
+ * or an associative array. Date format is passed along the attributes.
+ * @param mixed $separator (optional)Use a string for one separator,
+ * use an array to alternate the separators.
+ * @access public
+ * @return void
+ */
+ function HTML_QuickForm_hierselect($elementName=null, $elementLabel=null, $attributes=null, $separator=null)
+ {
+ $this->HTML_QuickForm_element($elementName, $elementLabel, $attributes);
+ $this->_persistantFreeze = true;
+ if (isset($separator)) {
+ $this->_separator = $separator;
+ }
+ $this->_type = 'hierselect';
+ $this->_appendName = true;
+ } //end constructor
+
+ // }}}
+ // {{{ setOptions()
+
+ /**
+ * Initialize the array structure containing the options for each select element.
+ * Call the functions that actually do the magic.
+ *
+ * Format is a bit more complex than for a simple select as we need to know
+ * which options are related to the ones in the previous select:
+ *
+ * Ex:
+ * <code>
+ * // first select
+ * $select1[0] = 'Pop';
+ * $select1[1] = 'Classical';
+ * $select1[2] = 'Funeral doom';
+ *
+ * // second select
+ * $select2[0][0] = 'Red Hot Chil Peppers';
+ * $select2[0][1] = 'The Pixies';
+ * $select2[1][0] = 'Wagner';
+ * $select2[1][1] = 'Strauss';
+ * $select2[2][0] = 'Pantheist';
+ * $select2[2][1] = 'Skepticism';
+ *
+ * // If only need two selects
+ * // - and using the deprecated functions
+ * $sel =& $form->addElement('hierselect', 'cds', 'Choose CD:');
+ * $sel->setMainOptions($select1);
+ * $sel->setSecOptions($select2);
+ *
+ * // - and using the new setOptions function
+ * $sel =& $form->addElement('hierselect', 'cds', 'Choose CD:');
+ * $sel->setOptions(array($select1, $select2));
+ *
+ * // If you have a third select with prices for the cds
+ * $select3[0][0][0] = '15.00$';
+ * $select3[0][0][1] = '17.00$';
+ * // etc
+ *
+ * // You can now use
+ * $sel =& $form->addElement('hierselect', 'cds', 'Choose CD:');
+ * $sel->setOptions(array($select1, $select2, $select3));
+ * </code>
+ *
+ * @param array $options Array of options defining each element
+ * @access public
+ * @return void
+ */
+ function setOptions($options)
+ {
+ $this->_options = $options;
+
+ if (empty($this->_elements)) {
+ $this->_nbElements = count($this->_options);
+ $this->_createElements();
+ } else {
+ // setDefaults has probably been called before this function
+ // check if all elements have been created
+ $totalNbElements = count($this->_options);
+ for ($i = $this->_nbElements; $i < $totalNbElements; $i ++) {
+ $this->_elements[] =& new HTML_QuickForm_select($i, null, array(), $this->getAttributes());
+ $this->_nbElements++;
+ }
+ }
+
+ $this->_setOptions();
+ } // end func setMainOptions
+
+ // }}}
+ // {{{ setMainOptions()
+
+ /**
+ * Sets the options for the first select element. Deprecated. setOptions() should be used.
+ *
+ * @param array $array Options for the first select element
+ *
+ * @access public
+ * @deprecated Deprecated since release 3.2.2
+ * @return void
+ */
+ function setMainOptions($array)
+ {
+ $this->_options[0] = $array;
+
+ if (empty($this->_elements)) {
+ $this->_nbElements = 2;
+ $this->_createElements();
+ }
+ } // end func setMainOptions
+
+ // }}}
+ // {{{ setSecOptions()
+
+ /**
+ * Sets the options for the second select element. Deprecated. setOptions() should be used.
+ * The main _options array is initialized and the _setOptions function is called.
+ *
+ * @param array $array Options for the second select element
+ *
+ * @access public
+ * @deprecated Deprecated since release 3.2.2
+ * @return void
+ */
+ function setSecOptions($array)
+ {
+ $this->_options[1] = $array;
+
+ if (empty($this->_elements)) {
+ $this->_nbElements = 2;
+ $this->_createElements();
+ } else {
+ // setDefaults has probably been called before this function
+ // check if all elements have been created
+ $totalNbElements = 2;
+ for ($i = $this->_nbElements; $i < $totalNbElements; $i ++) {
+ $this->_elements[] =& new HTML_QuickForm_select($i, null, array(), $this->getAttributes());
+ $this->_nbElements++;
+ }
+ }
+
+ $this->_setOptions();
+ } // end func setSecOptions
+
+ // }}}
+ // {{{ _setOptions()
+
+ /**
+ * Sets the options for each select element
+ *
+ * @access private
+ * @return void
+ */
+ function _setOptions()
+ {
+ $arrayKeys = array();
+ foreach (array_keys($this->_elements) AS $key) {
+ if (isset($this->_options[$key])) {
+ if ((empty($arrayKeys)) || HTML_QuickForm_utils::recursiveIsset($this->_options[$key], $arrayKeys)) {
+ $array = empty($arrayKeys) ? $this->_options[$key] : HTML_QuickForm_utils::recursiveValue($this->_options[$key], $arrayKeys);
+ if (is_array($array)) {
+ $select =& $this->_elements[$key];
+ $select->_options = array();
+ $select->loadArray($array);
+
+ $value = is_array($v = $select->getValue()) ? $v[0] : key($array);
+ $arrayKeys[] = $value;
+ }
+ }
+ }
+ }
+ } // end func _setOptions
+
+ // }}}
+ // {{{ setValue()
+
+ /**
+ * Sets values for group's elements
+ *
+ * @param array $value An array of 2 or more values, for the first,
+ * the second, the third etc. select
+ *
+ * @access public
+ * @return void
+ */
+ function setValue($value)
+ {
+ // fix for bug #6766. Hope this doesn't break anything more
+ // after bug #7961. Forgot that _nbElements was used in
+ // _createElements() called in several places...
+ $this->_nbElements = max($this->_nbElements, count($value));
+ parent::setValue($value);
+ $this->_setOptions();
+ } // end func setValue
+
+ // }}}
+ // {{{ _createElements()
+
+ /**
+ * Creates all the elements for the group
+ *
+ * @access private
+ * @return void
+ */
+ function _createElements()
+ {
+ for ($i = 0; $i < $this->_nbElements; $i++) {
+ $this->_elements[] =& new HTML_QuickForm_select($i, null, array(), $this->getAttributes());
+ }
+ } // end func _createElements
+
+ // }}}
+ // {{{ toHtml()
+
+ function toHtml()
+ {
+ $this->_js = '';
+ if (!$this->_flagFrozen) {
+ // set the onchange attribute for each element except last
+ $keys = array_keys($this->_elements);
+ $onChange = array();
+ for ($i = 0; $i < count($keys) - 1; $i++) {
+ $select =& $this->_elements[$keys[$i]];
+ $onChange[$i] = $select->getAttribute('onchange');
+ $select->updateAttributes(
+ array('onchange' => '_hs_swapOptions(this.form, \'' . $this->_escapeString($this->getName()) . '\', ' . $keys[$i] . ');' . $onChange[$i])
+ );
+ }
+
+ // create the js function to call
+ if (!defined('HTML_QUICKFORM_HIERSELECT_EXISTS')) {
+ $this->_js .= <<<JAVASCRIPT
+function _hs_findOptions(ary, keys)
+{
+ if (ary == undefined) {
+ return {};
+ }
+ var key = keys.shift();
+ if (!key in ary) {
+ return {};
+ } else if (0 == keys.length) {
+ return ary[key];
+ } else {
+ return _hs_findOptions(ary[key], keys);
+ }
+}
+
+function _hs_findSelect(form, groupName, selectIndex)
+{
+ if (groupName+'['+ selectIndex +']' in form) {
+ return form[groupName+'['+ selectIndex +']'];
+ } else {
+ return form[groupName+'['+ selectIndex +'][]'];
+ }
+}
+
+function _hs_unescapeEntities(str)
+{
+ var div = document.createElement('div');
+ div.innerHTML = str;
+ return div.childNodes[0] ? div.childNodes[0].nodeValue : '';
+}
+
+function _hs_replaceOptions(ctl, options)
+{
+ var j = 0;
+ ctl.options.length = 0;
+ for (var i = 0; i < options.values.length; i++) {
+ ctl.options[i] = new Option(
+ (-1 == String(options.texts[i]).indexOf('&'))? options.texts[i]: _hs_unescapeEntities(options.texts[i]),
+ options.values[i], false, false
+ );
+ }
+}
+
+function _hs_setValue(ctl, value)
+{
+ var testValue = {};
+ if (value instanceof Array) {
+ for (var i = 0; i < value.length; i++) {
+ testValue[value[i]] = true;
+ }
+ } else {
+ testValue[value] = true;
+ }
+ for (var i = 0; i < ctl.options.length; i++) {
+ if (ctl.options[i].value in testValue) {
+ ctl.options[i].selected = true;
+ }
+ }
+}
+
+function _hs_swapOptions(form, groupName, selectIndex)
+{
+ var hsValue = [];
+ for (var i = 0; i <= selectIndex; i++) {
+ hsValue[i] = _hs_findSelect(form, groupName, i).value;
+ }
+
+ _hs_replaceOptions(_hs_findSelect(form, groupName, selectIndex + 1),
+ _hs_findOptions(_hs_options[groupName][selectIndex], hsValue));
+ if (selectIndex + 1 < _hs_options[groupName].length) {
+ _hs_swapOptions(form, groupName, selectIndex + 1);
+ }
+}
+
+function _hs_onReset(form, groupNames)
+{
+ for (var i = 0; i < groupNames.length; i++) {
+ try {
+ for (var j = 0; j <= _hs_options[groupNames[i]].length; j++) {
+ _hs_setValue(_hs_findSelect(form, groupNames[i], j), _hs_defaults[groupNames[i]][j]);
+ if (j < _hs_options[groupNames[i]].length) {
+ _hs_replaceOptions(_hs_findSelect(form, groupNames[i], j + 1),
+ _hs_findOptions(_hs_options[groupNames[i]][j], _hs_defaults[groupNames[i]].slice(0, j + 1)));
+ }
+ }
+ } catch (e) {
+ if (!(e instanceof TypeError)) {
+ throw e;
+ }
+ }
+ }
+}
+
+function _hs_setupOnReset(form, groupNames)
+{
+ setTimeout(function() { _hs_onReset(form, groupNames); }, 25);
+}
+
+function _hs_onReload()
+{
+ var ctl;
+ for (var i = 0; i < document.forms.length; i++) {
+ for (var j in _hs_defaults) {
+ if (ctl = _hs_findSelect(document.forms[i], j, 0)) {
+ for (var k = 0; k < _hs_defaults[j].length; k++) {
+ _hs_setValue(_hs_findSelect(document.forms[i], j, k), _hs_defaults[j][k]);
+ }
+ }
+ }
+ }
+
+ if (_hs_prevOnload) {
+ _hs_prevOnload();
+ }
+}
+
+var _hs_prevOnload = null;
+if (window.onload) {
+ _hs_prevOnload = window.onload;
+}
+window.onload = _hs_onReload;
+
+var _hs_options = {};
+var _hs_defaults = {};
+
+JAVASCRIPT;
+ define('HTML_QUICKFORM_HIERSELECT_EXISTS', true);
+ }
+ // option lists
+ $jsParts = array();
+ for ($i = 1; $i < $this->_nbElements; $i++) {
+ $jsParts[] = $this->_convertArrayToJavascript($this->_prepareOptions($this->_options[$i], $i));
+ }
+ $this->_js .= "\n_hs_options['" . $this->_escapeString($this->getName()) . "'] = [\n" .
+ implode(",\n", $jsParts) .
+ "\n];\n";
+ // default value; if we don't actually have any values yet just use
+ // the first option (for single selects) or empty array (for multiple)
+ $values = array();
+ foreach (array_keys($this->_elements) as $key) {
+ if (is_array($v = $this->_elements[$key]->getValue())) {
+ $values[] = count($v) > 1? $v: $v[0];
+ } else {
+ // XXX: accessing the supposedly private _options array
+ $values[] = $this->_elements[$key]->getMultiple() || empty($this->_elements[$key]->_options[0])?
+ array():
+ $this->_elements[$key]->_options[0]['attr']['value'];
+ }
+ }
+ $this->_js .= "_hs_defaults['" . $this->_escapeString($this->getName()) . "'] = " .
+ $this->_convertArrayToJavascript($values) . ";\n";
+ }
+ include_once('HTML/QuickForm/Renderer/Default.php');
+ $renderer =& new HTML_QuickForm_Renderer_Default();
+ $renderer->setElementTemplate('{element}');
+ parent::accept($renderer);
+
+ if (!empty($onChange)) {
+ $keys = array_keys($this->_elements);
+ for ($i = 0; $i < count($keys) - 1; $i++) {
+ $this->_elements[$keys[$i]]->updateAttributes(array('onchange' => $onChange[$i]));
+ }
+ }
+ return (empty($this->_js)? '': "<script type=\"text/javascript\">\n//<![CDATA[\n" . $this->_js . "//]]>\n</script>") .
+ $renderer->toHtml();
+ } // end func toHtml
+
+ // }}}
+ // {{{ accept()
+
+ function accept(&$renderer, $required = false, $error = null)
+ {
+ $renderer->renderElement($this, $required, $error);
+ } // end func accept
+
+ // }}}
+ // {{{ onQuickFormEvent()
+
+ function onQuickFormEvent($event, $arg, &$caller)
+ {
+ if ('updateValue' == $event) {
+ // we need to call setValue() so that the secondary option
+ // matches the main option
+ return HTML_QuickForm_element::onQuickFormEvent($event, $arg, $caller);
+ } else {
+ $ret = parent::onQuickFormEvent($event, $arg, $caller);
+ // add onreset handler to form to properly reset hierselect (see bug #2970)
+ if ('addElement' == $event) {
+ $onReset = $caller->getAttribute('onreset');
+ if (strlen($onReset)) {
+ if (strpos($onReset, '_hs_setupOnReset')) {
+ $caller->updateAttributes(array('onreset' => str_replace('_hs_setupOnReset(this, [', "_hs_setupOnReset(this, ['" . $this->_escapeString($this->getName()) . "', ", $onReset)));
+ } else {
+ $caller->updateAttributes(array('onreset' => "var temp = function() { {$onReset} } ; if (!temp()) { return false; } ; if (typeof _hs_setupOnReset != 'undefined') { return _hs_setupOnReset(this, ['" . $this->_escapeString($this->getName()) . "']); } "));
+ }
+ } else {
+ $caller->updateAttributes(array('onreset' => "if (typeof _hs_setupOnReset != 'undefined') { return _hs_setupOnReset(this, ['" . $this->_escapeString($this->getName()) . "']); } "));
+ }
+ }
+ return $ret;
+ }
+ } // end func onQuickFormEvent
+
+ // }}}
+ // {{{ _prepareOptions()
+
+ /**
+ * Prepares options for JS encoding
+ *
+ * We need to preserve order of options when adding them via javascript, so
+ * cannot use object literal and for/in loop (see bug #16603). Therefore we
+ * convert an associative array of options to two arrays of their values
+ * and texts. Backport from HTML_QuickForm2.
+ *
+ * @param array Options array
+ * @param int Depth within options array
+ * @link http://pear.php.net/bugs/bug.php?id=16603
+ * @return array
+ * @access private
+ */
+ function _prepareOptions($ary, $depth)
+ {
+ if (!is_array($ary)) {
+ $ret = $ary;
+ } elseif (0 == $depth) {
+ $ret = array('values' => array_keys($ary), 'texts' => array_values($ary));
+ } else {
+ $ret = array();
+ foreach ($ary as $k => $v) {
+ $ret[$k] = $this->_prepareOptions($v, $depth - 1);
+ }
+ }
+ return $ret;
+ }
+
+ // }}}
+ // {{{ _convertArrayToJavascript()
+
+ /**
+ * Converts PHP array to its Javascript analog
+ *
+ * @access private
+ * @param array PHP array to convert
+ * @return string Javascript representation of the value
+ */
+ function _convertArrayToJavascript($array)
+ {
+ if (!is_array($array)) {
+ return $this->_convertScalarToJavascript($array);
+ } elseif (count($array) && array_keys($array) != range(0, count($array) - 1)) {
+ return '{' . implode(',', array_map(
+ array($this, '_encodeNameValue'),
+ array_keys($array), array_values($array)
+ )) . '}';
+ } else {
+ return '[' . implode(',', array_map(
+ array($this, '_convertArrayToJavascript'),
+ $array
+ )) . ']';
+ }
+ }
+
+ // }}}
+ // {{{ _encodeNameValue()
+
+ /**
+ * Callback for array_map used to generate JS name-value pairs
+ *
+ * @param mixed
+ * @param mixed
+ * @return string
+ */
+ function _encodeNameValue($name, $value)
+ {
+ return $this->_convertScalarToJavascript((string)$name) . ':'
+ . $this->_convertArrayToJavascript($value);
+ }
+
+ // }}}
+ // {{{ _convertScalarToJavascript()
+
+ /**
+ * Converts PHP's scalar value to its Javascript analog
+ *
+ * @access private
+ * @param mixed PHP value to convert
+ * @return string Javascript representation of the value
+ */
+ function _convertScalarToJavascript($val)
+ {
+ if (is_bool($val)) {
+ return $val ? 'true' : 'false';
+ } elseif (is_int($val) || is_double($val)) {
+ return $val;
+ } elseif (is_string($val)) {
+ return "'" . $this->_escapeString($val) . "'";
+ } elseif (is_null($val)) {
+ return 'null';
+ } else {
+ // don't bother
+ return '{}';
+ }
+ }
+
+ // }}}
+ // {{{ _escapeString()
+
+ /**
+ * Quotes the string so that it can be used in Javascript string constants
+ *
+ * @access private
+ * @param string
+ * @return string
+ */
+ function _escapeString($str)
+ {
+ return strtr($str,array(
+ "\r" => '\r',
+ "\n" => '\n',
+ "\t" => '\t',
+ "'" => "\\'",
+ '"' => '\"',
+ '\\' => '\\\\'
+ ));
+ }
+
+ // }}}
+} // end class HTML_QuickForm_hierselect
+?>
\ No newline at end of file
projects / chef.git / blobdiff