/**
* Generates the configuration file items for a part of the configuration
* tree.
*
* @param array $section An associative array containing the
* part of the traversed XML
* configuration tree that should be
* processed.
* @param string $prefix A configuration prefix determining
* the current position inside the
* configuration file. This prefix will
* be translated to keys of the $conf
* array in the generated configuration
* file.
* @param Horde_Variables $formvars The processed configuration form
* data.
*/
protected function _generatePHPConfig($section, $prefix, $formvars)
{
if (!is_array($section)) {
return;
}
foreach ($section as $name => $configitem) {
if (is_array($configitem) && isset($configitem['tab'])) {
continue;
}
$prefixedname = empty($prefix) ? $name : $prefix . '|' . $name;
$configname = str_replace('|', '__', $prefixedname);
$quote = !isset($configitem['quote']) || $configitem['quote'] !== false;
if ($configitem == 'placeholder') {
$this->_phpConfig .= '$conf[\'' . str_replace('|', '\'][\'', $prefix) . "'] = array();\n";
} elseif (isset($configitem['switch'])) {
$val = $formvars->getExists($configname, $wasset);
if (!$wasset) {
$val = isset($configitem['default']) ? $configitem['default'] : null;
}
if (isset($configitem['switch'][$val])) {
$value = $val;
if ($quote && $value != 'true' && $value != 'false') {
$value = "'" . $value . "'";
}
$this->_generatePHPConfig($configitem['switch'][$val]['fields'], $prefix, $formvars);
}
} elseif (isset($configitem['_type'])) {
$val = $formvars->getExists($configname, $wasset);
if (!$wasset && (array_key_exists('is_default', $configitem) && $configitem['is_default'] || !array_key_exists('is_default', $configitem))) {
$val = isset($configitem['default']) ? $configitem['default'] : null;
}
$type = $configitem['_type'];
switch ($type) {
case 'multienum':
if (is_array($val)) {
$encvals = array();
foreach ($val as $v) {
$encvals[] = $this->_quote($v);
}
$arrayval = "'" . implode('\', \'', $encvals) . "'";
if ($arrayval == "''") {
$arrayval = '';
}
} else {
$arrayval = '';
}
$value = 'array(' . $arrayval . ')';
break;
case 'boolean':
if (is_bool($val)) {
$value = $val ? 'true' : 'false';
} else {
$value = $val == 'on' ? 'true' : 'false';
}
break;
case 'stringlist':
$values = explode(',', $val);
if (!is_array($values)) {
$value = "array('" . $this->_quote(trim($values)) . "')";
} else {
$encvals = array();
foreach ($values as $v) {
$encvals[] = $this->_quote(trim($v));
}
$arrayval = "'" . implode('\', \'', $encvals) . "'";
if ($arrayval == "''") {
$arrayval = '';
}
$value = 'array(' . $arrayval . ')';
}
break;
case 'int':
if (strlen($val)) {
$value = (int) $val;
}
break;
case 'octal':
$value = sprintf('0%o', octdec($val));
break;
case 'header':
case 'description':
break;
default:
if ($val != '') {
$value = $val;
if ($quote && $value != 'true' && $value != 'false') {
$value = "'" . $this->_quote($value) . "'";
}
}
break;
}
} else {
$this->_generatePHPConfig($configitem, $prefixedname, $formvars);
}
if (isset($value)) {
$this->_phpConfig .= '$conf[\'' . str_replace('__', '\'][\'', $configname) . '\'] = ' . $value . ";\n";
}
unset($value);
}
}
/**
* Builds the form based on the specified level of the configuration tree.
*
* @param array $config The portion of the configuration tree for that
* the form fields should be created.
* @param string $prefix A string representing the current position
* inside the configuration tree.
*/
protected function _buildVariables($config, $prefix = '')
{
if (!is_array($config)) {
return;
}
foreach ($config as $name => $configitem) {
$prefixedname = empty($prefix) ? $name : $prefix . '|' . $name;
$varname = str_replace('|', '__', $prefixedname);
if ($configitem == 'placeholder') {
continue;
} elseif (isset($configitem['tab'])) {
$this->setSection($configitem['tab'], $configitem['desc']);
} elseif (isset($configitem['switch'])) {
$selected = $this->_vars->getExists($varname, $wasset);
$var_params = array();
$select_option = true;
if (is_bool($configitem['default'])) {
$configitem['default'] = $configitem['default'] ? 'true' : 'false';
}
foreach ($configitem['switch'] as $option => $case) {
$var_params[$option] = $case['desc'];
if ($option == $configitem['default']) {
$select_option = false;
if (!$wasset) {
$selected = $option;
}
}
}
$name = '$conf[' . implode('][', explode('|', $prefixedname)) . ']';
$desc = $configitem['desc'];
$v =& $this->addVariable($name, $varname, 'enum', true, false, $desc, array($var_params, $select_option));
if (array_key_exists('default', $configitem)) {
$v->setDefault($configitem['default']);
if ($this->_fillvars) {
$this->_vars->set($varname, $configitem['default']);
}
}
if (!empty($configitem['is_default'])) {
$v->_new = true;
}
$v_action = Horde_Form_Action::factory('reload');
$v->setAction($v_action);
if (isset($selected) && isset($configitem['switch'][$selected])) {
$this->_buildVariables($configitem['switch'][$selected]['fields'], $prefix);
}
} elseif (isset($configitem['_type'])) {
$required = isset($configitem['required']) ? $configitem['required'] : true;
$type = $configitem['_type'];
if ($type == 'header' || $type == 'description') {
$required = false;
}
$var_params = $type == 'multienum' || $type == 'enum' ? array($configitem['values']) : array();
if ($type == 'header' || $type == 'description') {
$name = $configitem['desc'];
$desc = null;
} else {
$name = '$conf[' . implode('][', explode('|', $prefixedname)) . ']';
$desc = $configitem['desc'];
if ($type == 'php') {
$type = 'text';
$desc .= "\nEnter a valid PHP expression.";
}
}
$v =& $this->addVariable($name, $varname, $type, $required, false, $desc, $var_params);
if (isset($configitem['default'])) {
$v->setDefault($configitem['default']);
if ($this->_fillvars) {
switch ($type) {
case 'boolean':
if ($configitem['default']) {
$this->_vars->set($varname, 'on');
}
break;
case 'int':
$this->_vars->set($varname, (string) $configitem['default']);
break;
default:
$this->_vars->set($varname, $configitem['default']);
break;
}
}
}
if (!empty($configitem['is_default'])) {
$v->_new = true;
}
} else {
$this->_buildVariables($configitem, $prefixedname);
}
}
}