/**
* Loads compiled info into manager
*
* According to compile options, 'force_compile' and 'auto_compile',
* the method decides whether to recompile all or some of the class
* files.
*
* @return boolean
*/
protected function _loadCompiled()
{
// get the compiled info
if (!($rcmf = $this->getConfigOption('compiled_file'))) {
throw new epExceptionManagerBase('Compiled file not specified');
return false;
}
// get the dir that holds the class map file
if ($compiled_dir = $this->getConfigOption('compiled_dir')) {
// if compiled dir is a relative path, make is absolute
$compiled_dir = $this->getAbsolutePath($compiled_dir);
$rcmf = $compiled_dir . '/' . $rcmf;
}
// check if force_compile is set
if ($this->getConfigOption('force_compile')) {
// if so, delete the compiled file to force compile
if (file_exists($rcmf)) {
@unlink($rcmf);
}
}
// get the contetns of the runtime config map file
$compiled_info = false;
if (file_exists($rcmf)) {
$compiled_info = file_get_contents($rcmf);
}
// unserializing compiled info into class map factory
include_once EP_SRC_ORM . '/epClassMap.php';
if ($compiled_info) {
// unserialize class map info
$this->cmf =& epClassMapFactory::unserialize($compiled_info);
if (!$this->cmf) {
throw new epExceptionManagerBase('Cannot unserialize compiled info');
return false;
}
// only when auto compile do we check config file mtime
if ($this->getConfigOption('auto_compile')) {
// if config file is newer than compiled info
if (filemtime($this->getConfigSource()) > filemtime($rcmf)) {
// remove all classes to force recompile
$this->cmf->removeAll();
}
}
} else {
// simply get the class map factory instance
$this->cmf =& epClassMapFactory::instance();
// remove all classes now
$this->cmf->removeAll();
}
// check if auto_compile is enabled
if ($this->getConfigOption('auto_compile')) {
$this->_compileAll();
}
return true;
}
/**
* Initialization
* @param bool $force whether to force initialization
* @return bool
* @throws epExceptionManagerBase
*/
protected function initialize($force = false)
{
// done if not forced, and class map and db factories are set
if (!$force && $this->cmf && $this->dbf) {
return true;
}
// get the runtime class map file
if (!($rcmf = $this->getConfigOption('compiled_file'))) {
throw new epExceptionManagerBase('Runtime class map file not specified');
return false;
}
// get the dir that holds the class map file
if ($compiled_dir = $this->getConfigOption('compiled_dir')) {
// if compiled dir is a relative path, make is absolute
$compiled_dir = $this->getAbsolutePath($compiled_dir);
$rcmf = $compiled_dir . '/' . $rcmf;
}
// check if force_compile is set
if ($this->getConfigOption('force_compile')) {
// if so, delete the compiled file to force compile
if (file_exists($rcmf)) {
@unlink($rcmf);
}
}
// unserializing class map file into class map factory
include_once EP_SRC_ORM . '/epClassMap.php';
// get the contetns of the runtime config map file
$runtime_map_content = false;
if (file_exists($rcmf)) {
$runtime_map_content = file_get_contents($rcmf);
}
// if compiled runtime map content exists and config file is older than compiled
if ($runtime_map_content && filemtime($this->getConfigSource()) < filemtime($rcmf)) {
// unserialize class map info
$this->cmf =& epClassMapFactory::unserialize($runtime_map_content);
if (!$this->cmf) {
throw new epExceptionManagerBase('Cannot unserialize runtime class mapping info');
return false;
}
// need to recompile new class files
$this->_compileAll();
} else {
// if no compiled class map file found, simply get the class map factory instance
$this->cmf =& epClassMapFactory::instance();
// remove all classes now
$this->cmf->removeAll();
// check if the source dir is set
if ($source_dirs = $this->getConfigOption('source_dirs')) {
// compile all if so
$this->_compileAll();
}
}
// get the db factory
include_once EP_SRC_DB . '/epDbObject.php';
if (!($this->dbf =& epDbFactory::instance())) {
throw new epExceptionManagerBase('Cannot get db factory instance');
return false;
}
// remove all connections
$this->dbf->removeAll();
// set the db lib to use
$this->dbf->setDbLib($this->getConfigOption('db_lib'));
return true;
}
