Viewing file:  BaseInstaller.php (3.52 KB) -rw-rw-rw-
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<?php
namespace Composer\Installers;
use Composer\Composer;
use Composer\Package\PackageInterface;
abstract class BaseInstaller
{
protected $locations = array();
protected $composer;
protected $package;
/**
* Initializes base installer.
*
* @param PackageInterface $package
* @param Composer $composer
*/
public function __construct(PackageInterface $package = null, Composer $composer = null)
{
$this->composer = $composer;
$this->package = $package;
}
/**
* Return the install path based on package type.
*
* @param PackageInterface $package
* @param string $frameworkType
* @return string
*/
public function getInstallPath(PackageInterface $package, $frameworkType = '')
{
$type = $this->package->getType();
$prettyName = $this->package->getPrettyName();
if (strpos($prettyName, '/') !== false) {
list($vendor, $name) = explode('/', $prettyName);
} else {
$vendor = '';
$name = $prettyName;
}
$availableVars = $this->inflectPackageVars(compact('name', 'vendor', 'type'));
$extra = $package->getExtra();
if (!empty($extra['installer-name'])) {
$availableVars['name'] = $extra['installer-name'];
}
if ($this->composer->getPackage()) {
$extra = $this->composer->getPackage()->getExtra();
if (!empty($extra['installer-paths'])) {
$customPath = $this->mapCustomInstallPaths($extra['installer-paths'], $prettyName, $type);
if ($customPath !== false) {
return $this->templatePath($customPath, $availableVars);
}
}
}
$packageType = substr($type, strlen($frameworkType) + 1);
$locations = $this->getLocations();
if (!isset($locations[$packageType])) {
throw new \InvalidArgumentException(sprintf('Package type "%s" is not supported', $type));
}
return $this->templatePath($locations[$packageType], $availableVars);
}
/**
* For an installer to override to modify the vars per installer.
*
* @param array $vars
* @return array
*/
public function inflectPackageVars($vars)
{
return $vars;
}
/**
* Gets the installer's locations
*
* @return array
*/
public function getLocations()
{
return $this->locations;
}
/**
* Replace vars in a path
*
* @param string $path
* @param array $vars
* @return string
*/
protected function templatePath($path, array $vars = array())
{
if (strpos($path, '{') !== false) {
extract($vars);
preg_match_all('@\{\$([A-Za-z0-9_]*)\}@i', $path, $matches);
if (!empty($matches[1])) {
foreach ($matches[1] as $var) {
$path = str_replace('{$' . $var . '}', $$var, $path);
}
}
}
return $path;
}
/**
* Search through a passed paths array for a custom install path.
*
* @param array $paths
* @param string $name
* @param string $type
* @return string
*/
protected function mapCustomInstallPaths(array $paths, $name, $type)
{
foreach ($paths as $path => $names) {
if (in_array($name, $names) || in_array('type:' . $type, $names)) {
return $path;
}
}
return false;
}
}
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