PHP Varien_Simplexml_Element::hasChildren方法代码示例

 /**
  * Returns a scalar representation of actual value,
  * Returns $other if internal acutal value is not set
  *
  * @param Varien_Simplexml_Element $other
  * @return scalar
  */
 protected function getActualValue($other = null)
 {
     if (!$this->_useActualValue && $other->hasChildren()) {
         return $this->getXmlAsDom($other);
     } elseif (!$this->_useActualValue) {
         return (string) $other;
     }
     return parent::getActualValue($other);
 }

 /**
  * Extends one node
  *
  * @param Varien_Simplexml_Element $source
  * @param boolean                  $overwrite
  *
  * @return Varien_Simplexml_Element
  * @access public
  */
 public function extendChild($source, $overwrite = false)
 {
     // this will be our new target node
     $targetChild = null;
     // name of the source node
     $sourceName = $source->getName();
     // here we have children of our source node
     $sourceChildren = $source->children();
     if (!$source->hasChildren()) {
         // handle string node
         if (isset($this->{$sourceName})) {
             // if target already has children return without regard
             if ($this->{$sourceName}->children()) {
                 return $this;
             }
             if ($overwrite) {
                 if (Mage::registry('conflict_datastore_enabled')) {
                     $factory = new Bronto_Verify_Model_Path_Locator_Factory();
                     $locator = $factory->getLocator();
                     $dataStore = Mage::registry('conflict_datastore');
                     $dataStore->addRewrite((string) $this->{$sourceName}, (string) $source, Mage::registry('conflict_datastore_config_file'), $locator->getPath($source));
                 }
                 unset($this->{$sourceName});
             } else {
                 return $this;
             }
         }
         $targetChild = $this->addChild($sourceName, $source->xmlentities());
         $targetChild->setParent($this);
         foreach ($source->attributes() as $key => $value) {
             $targetChild->addAttribute($key, $this->xmlentities($value));
         }
         return $this;
     }
     if (isset($this->{$sourceName})) {
         $targetChild = $this->{$sourceName};
     }
     if (is_null($targetChild)) {
         // if child target is not found create new and descend
         $targetChild = $this->addChild($sourceName);
         $targetChild->setParent($this);
         foreach ($source->attributes() as $key => $value) {
             $targetChild->addAttribute($key, $this->xmlentities($value));
         }
     }
     // finally add our source node children to resulting new target node
     foreach ($sourceChildren as $childNode) {
         $targetChild->extendChild($childNode, $overwrite);
     }
     return $this;
 }

 /**
  * translate node
  *
  * @access protected
  * @param Varien_Simplexml_Element $node
  * @return Ultimate_ModuleCreator_Model_Config
  * @author Marius Strajeru <ultimate.module.creator@gmail.com>
  */
 protected function _translateNode(&$node)
 {
     if ($node->getAttribute('translate')) {
         $fields = explode(' ', $node->getAttribute('translate'));
         $module = $node->getAttribute('module') ? (string) $node->getAttribute('module') : $this->_getDefaultTranslateModule();
         foreach ($fields as $field) {
             if ($node->{$field}) {
                 $node->{$field} = Mage::helper($module)->__((string) $node->{$field});
             }
         }
     }
     if ($node->hasChildren()) {
         foreach ($node->children() as $child) {
             $this->_translateNode($child);
         }
     }
     return $this;
 }

 /**
  * Process config value
  *
  * @param string $fullPath
  * @param string $path
  * @param Varien_Simplexml_Element $node
  * @return string
  */
 protected function _processConfigValue($fullPath, $path, $node)
 {
     if (isset($this->_configCache[$path])) {
         return $this->_configCache[$path];
     }
     if ($node->hasChildren()) {
         $aValue = array();
         foreach ($node->children() as $k => $v) {
             $aValue[$k] = $this->_processConfigValue($fullPath . '/' . $k, $path . '/' . $k, $v);
         }
         $this->_configCache[$path] = $aValue;
         return $aValue;
     }
     $sValue = (string) $node;
     if (!empty($node['backend_model']) && !empty($sValue)) {
         $backend = Mage::getModel((string) $node['backend_model']);
         $backend->setPath($path)->setValue($sValue)->afterLoad();
         $sValue = $backend->getValue();
     }
     if (is_string($sValue) && strpos($sValue, '{{') !== false) {
         if (strpos($sValue, '{{unsecure_base_url}}') !== false) {
             $unsecureBaseUrl = $this->getConfig(self::XML_PATH_UNSECURE_BASE_URL);
             $sValue = str_replace('{{unsecure_base_url}}', $unsecureBaseUrl, $sValue);
         } elseif (strpos($sValue, '{{secure_base_url}}') !== false) {
             $secureBaseUrl = $this->getConfig(self::XML_PATH_SECURE_BASE_URL);
             $sValue = str_replace('{{secure_base_url}}', $secureBaseUrl, $sValue);
         } elseif (strpos($sValue, '{{base_url}}') === false) {
             $sValue = Mage::getConfig()->substDistroServerVars($sValue);
         }
     }
     $this->_configCache[$path] = $sValue;
     return $sValue;
 }

 /**
  * Convert xml to array
  *
  * @param Varien_Simplexml_Element $element XML element
  * @return array|string
  */
 protected function _xmlToArray(Varien_Simplexml_Element $element)
 {
     if (!$element->hasChildren()) {
         return (string) $element;
     }
     $result = array();
     foreach ($element->children() as $_name => $_child) {
         if (isset($result[$_name])) {
             if (!is_array($result[$_name]) || !isset($result[$_name]['__list'])) {
                 $result[$_name] = array($result[$_name]);
                 $result[$_name]['__list'] = true;
             }
             $result[$_name][] = $this->_xmlToArray($_child);
         } else {
             $result[$_name] = $this->_xmlToArray($_child);
         }
     }
     // Remove temp __list mark
     array_walk($result, function (&$node) {
         if (is_array($node)) {
             unset($node['__list']);
         }
     });
     return $result;
 }

 /**
  * Checks multiple values nodes.
  * Values are comma separated string
  *
  * @param Varien_Simplexml_Element $other
  * @throws RuntimeException
  * @return boolean
  */
 protected function evaluateContainValues($other)
 {
     if ($other->hasChildren()) {
         throw new RuntimeException(sprintf('Config node "%s" is not a string of comma separated values, passed expected value: %s', $this->_nodePath, self::getExporter()->export($this->_expectedValue)));
     }
     $values = explode(',', (string) $other);
     if (in_array($this->_expectedValue, $values)) {
         return true;
     }
     return false;
 }

 /**
  * Extends one node
  *
  * @param Varien_Simplexml_Element $source
  * @param boolean $overwrite
  * @return Varien_Simplexml_Element
  */
 public function extendChild($source, $overwrite = false)
 {
     // this will be our new target node
     $targetChild = null;
     // name of the source node
     $sourceName = $source->getName();
     // here we have children of our source node
     $sourceChildren = $source->children();
     if (!$source->hasChildren()) {
         // handle string node
         if (isset($this->{$sourceName})) {
             // if target already has children return without regard
             if ($this->{$sourceName}->hasChildren()) {
                 return $this;
             }
             if ($overwrite) {
                 unset($this->{$sourceName});
             } else {
                 return $this;
             }
         }
         $targetChild = $this->addChild($sourceName, $source->xmlentities());
         $targetChild->setParent($this);
         foreach ($source->attributes() as $key => $value) {
             $targetChild->addAttribute($key, $this->xmlentities($value));
         }
         return $this;
     }
     if (isset($this->{$sourceName})) {
         $targetChild = $this->{$sourceName};
     }
     if (is_null($targetChild)) {
         // if child target is not found create new and descend
         $targetChild = $this->addChild($sourceName);
         $targetChild->setParent($this);
         foreach ($source->attributes() as $key => $value) {
             $targetChild->addAttribute($key, $this->xmlentities($value));
         }
     }
     // finally add our source node children to resulting new target node
     foreach ($sourceChildren as $childKey => $childNode) {
         $targetChild->extendChild($childNode, $overwrite);
     }
     return $this;
 }

 /**
  * Process config value
  *
  * @param string $fullPath
  * @param string $path
  * @param Varien_Simplexml_Element $node
  * @return string
  */
 protected function _processConfigValue($fullPath, $path, $node)
 {
     if (isset($this->_configCache[$path])) {
         return $this->_configCache[$path];
     }
     if ($node->hasChildren()) {
         $aValue = array();
         foreach ($node->children() as $k => $v) {
             $aValue[$k] = $this->_processConfigValue($fullPath . '/' . $k, $path . '/' . $k, $v);
         }
         $this->_configCache[$path] = $aValue;
         return $aValue;
     }
     $sValue = (string) $node;
     if (!empty($node['backend_model']) && !empty($sValue)) {
         $backend = Mage::getModel((string) $node['backend_model']);
         $backend->setPath($path)->setValue($sValue)->afterLoad();
         $sValue = $backend->getValue();
     }
     if (is_string($sValue) && preg_match('/{{(.*)}}.*/', $sValue, $matches)) {
         $placeholder = $matches[1];
         $url = false;
         if ($placeholder == 'unsecure_base_url' || $placeholder == 'unsecure_public_url') {
             $url = $this->getConfig(self::XML_PATH_UNSECURE_BASE_URL);
         } elseif ($placeholder == 'secure_base_url' || $placeholder == 'secure_public_url') {
             $url = $this->getConfig(self::XML_PATH_SECURE_BASE_URL);
         }
         if ($placeholder == 'unsecure_public_url' || $placeholder == 'secure_public_url') {
             $pubName = Mage_Core_Model_Config_Options::PUB_DIRECTORY;
             $url .= substr(dirname($_SERVER['SCRIPT_FILENAME']), -4) == '/' . $pubName ? '' : $pubName . '/';
         }
         if ($url) {
             $sValue = str_replace('{{' . $placeholder . '}}', $url, $sValue);
         } elseif (strpos($sValue, '{{base_url}}') !== false) {
             $sValue = Mage::getConfig()->substDistroServerVars($sValue);
         }
     }
     $this->_configCache[$path] = $sValue;
     return $sValue;
 }

 /**
  * Checks multiple values nodes.
  * Values are comma separated string
  *
  * @param Varien_Simplexml_Element $other
  * @return boolean
  */
 protected function evaluateContainValue($other)
 {
     if ($other->hasChildren()) {
         throw new RuntimeException(sprintf('Config node "%s" is not a string of comma separated values, passed expected value: %s', $this->_nodePath, PHPUnit_Util_Type::toString($this->_expectedValue)));
     }
     $values = explode(',', (string) $other);
     if (!in_array($this->_expectedValue, $values)) {
         return true;
     }
     return false;
 }