Yii2 Bootstrap 3
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<?php
/**
* Filesystem helper class file.
*
* @author Qiang Xue <qiang.xue@gmail.com>
* @author Alex Makarov <sam@rmcreative.ru>
* @link http://www.yiiframework.com/
* @copyright Copyright &copy; 2008-2012 Yii Software LLC
* @license http://www.yiiframework.com/license/
*/
namespace yii\util;
/**
* Filesystem helper
*
* @since 2.0
*/
class File
{
/**
* Copies a list of files from one place to another.
* @param array $fileList the list of files to be copied (name=>spec).
* The array keys are names displayed during the copy process, and array values are specifications
* for files to be copied. Each array value must be an array of the following structure:
* <ul>
* <li>source: required, the full path of the file/directory to be copied from</li>
* <li>target: required, the full path of the file/directory to be copied to</li>
* <li>callback: optional, the callback to be invoked when copying a file. The callback function
* should be declared as follows:
* <pre>
* function foo($source,$params)
* </pre>
* where $source parameter is the source file path, and the content returned
* by the function will be saved into the target file.</li>
* <li>params: optional, the parameters to be passed to the callback</li>
* </ul>
* @see buildFileList
*/
public function copyFiles($fileList)
{
$overwriteAll=false;
foreach($fileList as $name=>$file)
{
$source=strtr($file['source'],'/\\',DIRECTORY_SEPARATOR);
$target=strtr($file['target'],'/\\',DIRECTORY_SEPARATOR);
$callback=isset($file['callback']) ? $file['callback'] : null;
$params=isset($file['params']) ? $file['params'] : null;
if(is_dir($source))
{
$this->ensureDirectory($target);
continue;
}
if($callback!==null)
$content=call_user_func($callback,$source,$params);
else
$content=file_get_contents($source);
if(is_file($target))
{
if($content===file_get_contents($target))
{
echo " unchanged $name\n";
continue;
}
if($overwriteAll)
echo " overwrite $name\n";
else
{
echo " exist $name\n";
echo " ...overwrite? [Yes|No|All|Quit] ";
$answer=trim(fgets(STDIN));
if(!strncasecmp($answer,'q',1))
return;
else if(!strncasecmp($answer,'y',1))
echo " overwrite $name\n";
else if(!strncasecmp($answer,'a',1))
{
echo " overwrite $name\n";
$overwriteAll=true;
}
else
{
echo " skip $name\n";
continue;
}
}
}
else
{
$this->ensureDirectory(dirname($target));
echo " generate $name\n";
}
file_put_contents($target,$content);
}
}
/**
* Builds the file list of a directory.
* This method traverses through the specified directory and builds
* a list of files and subdirectories that the directory contains.
* The result of this function can be passed to {@link copyFiles}.
* @param string $sourceDir the source directory
* @param string $targetDir the target directory
* @param string $baseDir base directory
* @return array the file list (see {@link copyFiles})
*/
public function buildFileList($sourceDir, $targetDir, $baseDir='')
{
$list=array();
$handle=opendir($sourceDir);
while(($file=readdir($handle))!==false)
{
if($file==='.' || $file==='..' || $file==='.svn' ||$file==='.yii')
continue;
$sourcePath=$sourceDir.DIRECTORY_SEPARATOR.$file;
$targetPath=$targetDir.DIRECTORY_SEPARATOR.$file;
$name=$baseDir===''?$file : $baseDir.'/'.$file;
$list[$name]=array('source'=>$sourcePath, 'target'=>$targetPath);
if(is_dir($sourcePath))
$list=array_merge($list,$this->buildFileList($sourcePath,$targetPath,$name));
}
closedir($handle);
return $list;
}
/**
* Creates all parent directories if they do not exist.
* @param string $directory the directory to be checked
*/
public function ensureDirectory($directory)
{
if(!is_dir($directory))
{
$this->ensureDirectory(dirname($directory));
echo " mkdir ".strtr($directory,'\\','/')."\n";
mkdir($directory);
}
}
}