/**
* Returns a path relative to a site's root directory.
*/
public static function getRelativePath(IPieCrust $pieCrust, $path, $stripExtension = false)
{
$basePath = null;
$themeDir = $pieCrust->getThemeDir();
if ($themeDir and strncmp($path, $themeDir, strlen($themeDir)) == 0) {
// Theme path.
$basePath = $themeDir;
} else {
// Normal website path.
$basePath = $pieCrust->getRootDir();
}
if (!$basePath) {
throw new PieCrustException("Can't get a relative path for '{$path}': it doesn't seem to be either a website, theme or resource path.");
}
$relativePath = PathHelper::getRelativePath($basePath, $path);
if ($stripExtension) {
$relativePath = preg_replace('/\\.[a-zA-Z0-9]+$/', '', $relativePath);
}
return $relativePath;
}
public static function getUserOrThemePath(IPieCrust $pieCrust, $relativePath, $themePath = false)
{
if (!is_array($relativePath)) {
$relativePath = array($relativePath);
}
$pagesDir = $pieCrust->getPagesDir();
if ($pagesDir !== false) {
foreach ($relativePath as $rp) {
$path = $pagesDir . $rp;
if (is_file($path)) {
return $path;
}
}
}
if (!$themePath) {
$themePath = $relativePath;
} elseif (!is_array($themePath)) {
$themePath = array($themePath);
}
$themeDir = $pieCrust->getThemeDir();
if ($themeDir !== false) {
foreach ($themePath as $rp) {
$path = $themeDir . '_content/pages/' . $rp;
if (is_file($path)) {
return $path;
}
}
}
return false;
}
public static function getUserOrThemeOrResPath(IPieCrust $pieCrust, $relativePath)
{
$pagesDir = $pieCrust->getPagesDir();
if ($pagesDir !== false) {
$path = $pagesDir . $relativePath;
if (is_file($path)) {
return $path;
}
}
$themeDir = $pieCrust->getThemeDir();
if ($themeDir !== false) {
$path = $themeDir . '_content/pages/' . $relativePath;
if (is_file($path)) {
return $path;
}
}
$resDir = dirname(dirname(PieCrustDefaults::APP_DIR)) . '/res/';
$path = $resDir . 'pages/' . $relativePath;
if (is_file($path)) {
return $path;
}
return false;
}
/**
* Creates the appropriate implementation of `FileSystem` based
* on the configuration of the website.
*/
public static function create(IPieCrust $pieCrust, $postsSubDir = null, $themeFs = false)
{
$postsFs = $pieCrust->getConfig()->getValueUnchecked('site/posts_fs');
if ($themeFs) {
$themeDir = $pieCrust->getThemeDir();
if (!$themeDir) {
throw new PieCrustException("Can't create a theme file-system because there's no theme in the current website.");
}
$pagesDir = $themeDir . PieCrustDefaults::CONTENT_PAGES_DIR;
$postsDir = $themeDir . PieCrustDefaults::CONTENT_POSTS_DIR;
} else {
$pagesDir = $pieCrust->getPagesDir();
$postsDir = $pieCrust->getPostsDir();
if ($postsSubDir == PieCrustDefaults::DEFAULT_BLOG_KEY) {
$postsSubDir = null;
}
if ($postsSubDir != null) {
$postsDir .= trim($postsSubDir, '\\/') . '/';
}
}
switch ($postsFs) {
case 'hierarchy':
return new HierarchicalFileSystem($pagesDir, $postsDir);
case 'shallow':
return new ShallowFileSystem($pagesDir, $postsDir);
case 'flat':
return new FlatFileSystem($pagesDir, $postsDir);
default:
throw new PieCrustException("Unknown posts_fs: " . $postsFs);
}
}
