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'.xml'); } } } return $forms[$name]; } /** * Returns the value of an attribute of the form itself * * @param string $attribute The name of the attribute * @param mixed $default Optional default value to return * * @return mixed * * @since 2.0 */ public function getAttribute($attribute, $default = null) { $value = $this->xml->attributes()->$attribute; if (is_null($value)) { return $default; } else { return (string) $value; } } /** * Loads the CSS files defined in the form, based on its cssfiles attribute * * @return void * * @since 2.0 */ public function loadCSSFiles() { // Support for CSS files $cssfiles = $this->getAttribute('cssfiles'); if (!empty($cssfiles)) { $cssfiles = explode(',', $cssfiles); foreach ($cssfiles as $cssfile) { FOFTemplateUtils::addCSS(trim($cssfile)); } } // Support for LESS files $lessfiles = $this->getAttribute('lessfiles'); if (!empty($lessfiles)) { $lessfiles = explode(',', $lessfiles); foreach ($lessfiles as $def) { $parts = explode('||', $def, 2); $lessfile = $parts[0]; $alt = (count($parts) > 1) ? trim($parts[1]) : null; FOFTemplateUtils::addLESS(trim($lessfile), $alt); } } } /** * Loads the Javascript files defined in the form, based on its jsfiles attribute * * @return void * * @since 2.0 */ public function loadJSFiles() { $jsfiles = $this->getAttribute('jsfiles'); if (empty($jsfiles)) { return; } $jsfiles = explode(',', $jsfiles); foreach ($jsfiles as $jsfile) { FOFTemplateUtils::addJS(trim($jsfile)); } } /** * Returns a reference to the protected $data object, allowing direct * access to and manipulation of the form's data. * * @return JRegistry The form's data registry * * @since 2.0 */ public function getData() { return $this->data; } /** * Attaches a FOFModel to this form * * @param FOFModel &$model The model to attach to the form * * @return void */ public function setModel(FOFModel &$model) { $this->model = $model; } /** * Returns the FOFModel attached to this form * * @return FOFModel */ public function &getModel() { return $this->model; } /** * Attaches a FOFView to this form * * @param FOFView &$view The view to attach to the form * * @return void */ public function setView(FOFView &$view) { $this->view = $view; } /** * Returns the FOFView attached to this form * * @return FOFView */ public function &getView() { return $this->view; } /** * Method to get an array of FOFFormHeader objects in the headerset. * * @return array The array of FOFFormHeader objects in the headerset. * * @since 2.0 */ public function getHeaderset() { $fields = array(); $elements = $this->findHeadersByGroup(); // If no field elements were found return empty. if (empty($elements)) { return $fields; } // Build the result array from the found field elements. foreach ($elements as $element) { // Get the field groups for the element. $attrs = $element->xpath('ancestor::headers[@name]/@name'); $groups = array_map('strval', $attrs ? $attrs : array()); $group = implode('.', $groups); // If the field is successfully loaded add it to the result array. if ($field = $this->loadHeader($element, $group)) { $fields[$field->id] = $field; } } return $fields; } /** * Method to get an array of
elements from the form XML document which are * in a control group by name. * * @param mixed $group The optional dot-separated form group path on which to find the fields. * Null will return all fields. False will return fields not in a group. * @param boolean $nested True to also include fields in nested groups that are inside of the * group for which to find fields. * * @return mixed Boolean false on error or array of SimpleXMLElement objects. * * @since 2.0 */ protected function &findHeadersByGroup($group = null, $nested = false) { $false = false; $fields = array(); // Make sure there is a valid JForm XML document. if (!($this->xml instanceof SimpleXMLElement)) { return $false; } // Get only fields in a specific group? if ($group) { // Get the fields elements for a given group. $elements = &$this->findHeader($group); // Get all of the field elements for the fields elements. foreach ($elements as $element) { // If there are field elements add them to the return result. if ($tmp = $element->xpath('descendant::header')) { // If we also want fields in nested groups then just merge the arrays. if ($nested) { $fields = array_merge($fields, $tmp); } // If we want to exclude nested groups then we need to check each field. else { $groupNames = explode('.', $group); foreach ($tmp as $field) { // Get the names of the groups that the field is in. $attrs = $field->xpath('ancestor::headers[@name]/@name'); $names = array_map('strval', $attrs ? $attrs : array()); // If the field is in the specific group then add it to the return list. if ($names == (array) $groupNames) { $fields = array_merge($fields, array($field)); } } } } } } elseif ($group === false) { // Get only field elements not in a group. $fields = $this->xml->xpath('descendant::headers[not(@name)]/header | descendant::headers[not(@name)]/headerset/header '); } else { // Get an array of all the
elements. $fields = $this->xml->xpath('//header'); } return $fields; } /** * Method to get a header field represented as a FOFFormHeader object. * * @param string $name The name of the header field. * @param string $group The optional dot-separated form group path on which to find the field. * @param mixed $value The optional value to use as the default for the field. * * @return mixed The FOFFormHeader object for the field or boolean false on error. * * @since 2.0 */ public function getHeader($name, $group = null, $value = null) { // Make sure there is a valid FOFForm XML document. if (!($this->xml instanceof SimpleXMLElement)) { return false; } // Attempt to find the field by name and group. $element = $this->findHeader($name, $group); // If the field element was not found return false. if (!$element) { return false; } return $this->loadHeader($element, $group, $value); } /** * Method to get a header field represented as an XML element object. * * @param string $name The name of the form field. * @param string $group The optional dot-separated form group path on which to find the field. * * @return mixed The XML element object for the field or boolean false on error. * * @since 2.0 */ protected function findHeader($name, $group = null) { $element = false; $fields = array(); // Make sure there is a valid JForm XML document. if (!($this->xml instanceof SimpleXMLElement)) { return false; } // Let's get the appropriate field element based on the method arguments. if ($group) { // Get the fields elements for a given group. $elements = &$this->findGroup($group); // Get all of the field elements with the correct name for the fields elements. foreach ($elements as $element) { // If there are matching field elements add them to the fields array. if ($tmp = $element->xpath('descendant::header[@name="' . $name . '"]')) { $fields = array_merge($fields, $tmp); } } // Make sure something was found. if (!$fields) { return false; } // Use the first correct match in the given group. $groupNames = explode('.', $group); foreach ($fields as &$field) { // Get the group names as strings for ancestor fields elements. $attrs = $field->xpath('ancestor::headerfields[@name]/@name'); $names = array_map('strval', $attrs ? $attrs : array()); // If the field is in the exact group use it and break out of the loop. if ($names == (array) $groupNames) { $element = &$field; break; } } } else { // Get an array of fields with the correct name. $fields = $this->xml->xpath('//header[@name="' . $name . '"]'); // Make sure something was found. if (!$fields) { return false; } // Search through the fields for the right one. foreach ($fields as &$field) { // If we find an ancestor fields element with a group name then it isn't what we want. if ($field->xpath('ancestor::headerfields[@name]')) { continue; } // Found it! else { $element = &$field; break; } } } return $element; } /** * Method to load, setup and return a FOFFormHeader object based on field data. * * @param string $element The XML element object representation of the form field. * @param string $group The optional dot-separated form group path on which to find the field. * @param mixed $value The optional value to use as the default for the field. * * @return mixed The FOFFormHeader object for the field or boolean false on error. * * @since 2.0 */ protected function loadHeader($element, $group = null, $value = null) { // Make sure there is a valid SimpleXMLElement. if (!($element instanceof SimpleXMLElement)) { return false; } // Get the field type. $type = $element['type'] ? (string) $element['type'] : 'field'; // Load the JFormField object for the field. $field = $this->loadHeaderType($type); // If the object could not be loaded, get a text field object. if ($field === false) { $field = $this->loadHeaderType('field'); } // Setup the FOFFormHeader object. $field->setForm($this); if ($field->setup($element, $value, $group)) { return $field; } else { return false; } } /** * Method to remove a header from the form definition. * * @param string $name The name of the form field for which remove. * @param string $group The optional dot-separated form group path on which to find the field. * * @return boolean True on success, false otherwise. * * @throws UnexpectedValueException */ public function removeHeader($name, $group = null) { // Make sure there is a valid JForm XML document. if (!($this->xml instanceof SimpleXMLElement)) { throw new UnexpectedValueException(sprintf('%s::getFieldAttribute `xml` is not an instance of SimpleXMLElement', get_class($this))); } // Find the form field element from the definition. $element = $this->findHeader($name, $group); // If the element exists remove it from the form definition. if ($element instanceof SimpleXMLElement) { $dom = dom_import_simplexml($element); $dom->parentNode->removeChild($dom); return true; } return false; } /** * Proxy for {@link FOFFormHelper::loadFieldType()}. * * @param string $type The field type. * @param boolean $new Flag to toggle whether we should get a new instance of the object. * * @return mixed FOFFormField object on success, false otherwise. * * @since 2.0 */ protected function loadFieldType($type, $new = true) { return FOFFormHelper::loadFieldType($type, $new); } /** * Proxy for {@link FOFFormHelper::loadHeaderType()}. * * @param string $type The field type. * @param boolean $new Flag to toggle whether we should get a new instance of the object. * * @return mixed FOFFormHeader object on success, false otherwise. * * @since 2.0 */ protected function loadHeaderType($type, $new = true) { return FOFFormHelper::loadHeaderType($type, $new); } /** * Proxy for {@link FOFFormHelper::loadRuleType()}. * * @param string $type The rule type. * @param boolean $new Flag to toggle whether we should get a new instance of the object. * * @return mixed JFormRule object on success, false otherwise. * * @see FOFFormHelper::loadRuleType() * @since 2.0 */ protected function loadRuleType($type, $new = true) { return FOFFormHelper::loadRuleType($type, $new); } /** * Proxy for {@link FOFFormHelper::addFieldPath()}. * * @param mixed $new A path or array of paths to add. * * @return array The list of paths that have been added. * * @since 2.0 */ public static function addFieldPath($new = null) { return FOFFormHelper::addFieldPath($new); } /** * Proxy for {@link FOFFormHelper::addHeaderPath()}. * * @param mixed $new A path or array of paths to add. * * @return array The list of paths that have been added. * * @since 2.0 */ public static function addHeaderPath($new = null) { return FOFFormHelper::addHeaderPath($new); } /** * Proxy for FOFFormHelper::addFormPath(). * * @param mixed $new A path or array of paths to add. * * @return array The list of paths that have been added. * * @see FOFFormHelper::addFormPath() * @since 2.0 */ public static function addFormPath($new = null) { return FOFFormHelper::addFormPath($new); } /** * Proxy for FOFFormHelper::addRulePath(). * * @param mixed $new A path or array of paths to add. * * @return array The list of paths that have been added. * * @see FOFFormHelper::addRulePath() * @since 2.0 */ public static function addRulePath($new = null) { return FOFFormHelper::addRulePath($new); } }