| <?php | <?php |
| /** | /** |
| * Utility function class | * Utility function class |
| * | * |
| * @author Christopher Han <xiphux@gmail.com> | * @author Christopher Han <xiphux@gmail.com> |
| * @copyright Copyright (c) 2010 Christopher Han | * @copyright Copyright (c) 2010 Christopher Han |
| * @package GitPHP | * @package GitPHP |
| */ | */ |
| class GitPHP_Util | class GitPHP_Util |
| { | { |
| /** | /** |
| * Adds a trailing slash to a directory path if necessary | * Adds a trailing slash to a directory path if necessary |
| * | * |
| * @param string $path path to add slash to | * @param string $path path to add slash to |
| * @param boolean $filesystem true if this is a filesystem path (to also check for backslash for windows paths) | * @param boolean $filesystem true if this is a filesystem path (to also check for backslash for windows paths) |
| * @return string path with a trailing slash | * @return string path with a trailing slash |
| */ | */ |
| public static function AddSlash($path, $filesystem = true) | public static function AddSlash($path, $filesystem = true) |
| { | { |
| if (empty($path)) | if (empty($path)) |
| return $path; | return $path; |
| $end = substr($path, -1); | $end = substr($path, -1); |
| if (!(( ($end == '/') || ($end == ':')) || ($filesystem && GitPHP_Util::IsWindows() && ($end == '\\')))) { | if (!(( ($end == '/') || ($end == ':')) || ($filesystem && GitPHP_Util::IsWindows() && ($end == '\\')))) { |
| if (GitPHP_Util::IsWindows() && $filesystem) { | if (GitPHP_Util::IsWindows() && $filesystem) { |
| $path .= '\\'; | $path .= '\\'; |
| } else { | } else { |
| $path .= '/'; | $path .= '/'; |
| } | } |
| } | } |
| return $path; | return $path; |
| } | } |
| /** | /** |
| * Tests if this is running on windows | * Tests if this is running on windows |
| * | * |
| * @return bool true if on windows | * @return bool true if on windows |
| */ | */ |
| public static function IsWindows() | public static function IsWindows() |
| { | { |
| return (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN'); | return (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN'); |
| } | } |
| public static function NullFile() | |
| { | |
| return self::IsWindows() ? 'NUL' : '/dev/null'; | |
| } | |
| /** | /** |
| * Tests if this is a 64 bit machine | * Tests if this is a 64 bit machine |
| * | * |
| * @return bool true if on 64 bit | * @return bool true if on 64 bit |
| */ | */ |
| public static function Is64Bit() | public static function Is64Bit() |
| { | { |
| return (strpos(php_uname('m'), '64') !== false); | return (strpos(php_uname('m'), '64') !== false); |
| } | } |
| /** | /** |
| * Turn a string into a filename-friendly slug | * Turn a string into a filename-friendly slug |
| * | * |
| * @param string $str string to slugify | * @param string $str string to slugify |
| * @return string slug | * @return string slug |
| */ | */ |
| public static function MakeSlug($str) | public static function MakeSlug($str) |
| { | { |
| $from = array( | $from = array( |
| '/' | '/&' |
| ); | ); |
| $to = array( | $to = array( |
| '-' | '--' |
| ); | ); |
| return str_replace($from, $to, $str); | return str_replace($from, $to, $str); |
| } | } |
| /** | /** |
| * Get the filename of a given path | * Get the filename of a given path |
| * | * |
| * Based on Drupal's basename | * Based on Drupal's basename |
| * | * |
| * @param string $path path | * @param string $path path |
| * @param string $suffix optionally trim this suffix | * @param string $suffix optionally trim this suffix |
| * @return string filename | * @return string filename |
| */ | */ |
| public static function BaseName($path, $suffix = null) | public static function BaseName($path, $suffix = null) |
| { | { |
| $sep = '/'; | $sep = '/'; |
| if (GitPHP_Util::IsWindows()) { | if (GitPHP_Util::IsWindows()) { |
| $sep .= '\\'; | $sep .= '\\'; |
| } | } |
| $path = rtrim($path, $sep); | $path = rtrim($path, $sep); |
| if (!preg_match('@[^' . preg_quote($sep) . ']+$@', $path, $matches)) { | if (!preg_match('@[^' . preg_quote($sep) . ']+$@', $path, $matches)) { |
| return ''; | return ''; |
| } | } |
| $filename = $matches[0]; | $filename = $matches[0]; |
| if ($suffix) { | if ($suffix) { |
| $filename = preg_replace('@' . preg_quote($suffix, '@') . '$@', '', $filename); | $filename = preg_replace('@' . preg_quote($suffix, '@') . '$@', '', $filename); |
| } | } |
| return $filename; | return $filename; |
| } | } |
| /** | /** |
| * Provides a geshi language for a given filename | * Provides a geshi language for a given filename |
| * | * |
| * @param string $filename file name | * @param string $filename file name |
| * @return string language | * @return string language |
| */ | */ |
| public static function GeshiFilenameToLanguage($filename) | public static function GeshiFilenameToLanguage($filename) |
| { | { |
| if (strncasecmp($filename, 'Makefile', 8) === 0) { | if (strncasecmp($filename, 'Makefile', 8) === 0) { |
| return 'make'; | return 'make'; |
| } | } |
| return null; | return null; |
| } | } |
| /** | /** |
| * Recurses into a directory and lists files inside | * Recurses into a directory and lists files inside |
| * | * |
| * @param string $dir directory | * @param string $dir directory |
| * @return string[] array of filenames | * @return string[] array of filenames |
| */ | */ |
| public static function ListDir($dir) | public static function ListDir($dir) |
| { | { |
| $files = array(); | $files = array(); |
| if ($dh = opendir($dir)) { | if ($dh = opendir($dir)) { |
| while (($file = readdir($dh)) !== false) { | while (($file = readdir($dh)) !== false) { |
| if (($file == '.') || ($file == '..')) { | if (($file == '.') || ($file == '..')) { |
| continue; | continue; |
| } | } |
| $fullFile = $dir . '/' . $file; | $fullFile = $dir . '/' . $file; |
| if (is_dir($fullFile)) { | if (is_dir($fullFile)) { |
| $subFiles = GitPHP_Util::ListDir($fullFile); | $subFiles = GitPHP_Util::ListDir($fullFile); |
| if (count($subFiles) > 0) { | if (count($subFiles) > 0) { |
| $files = array_merge($files, $subFiles); | $files = array_merge($files, $subFiles); |
| } | } |
| } else { | } else { |
| $files[] = $fullFile; | $files[] = $fullFile; |
| } | } |
| } | } |
| } | } |
| return $files; | return $files; |
| } | } |
| /** | /** |
| * Get the base install url (without index) | * Get the base install url (without index) |
| * | * |
| * @param boolean $full true to return full url (include protocol and hostname) | * @param boolean $full true to return full url (include protocol and hostname) |
| * @return string base url | * @return string base url |
| */ | */ |
| public static function BaseUrl($full = false) | public static function BaseUrl($full = false) |
| { | { |
| $baseurl = $_SERVER['SCRIPT_NAME']; | $baseurl = $_SERVER['SCRIPT_NAME']; |
| if (substr_compare($baseurl, 'index.php', -9) === 0) | if (substr_compare($baseurl, 'index.php', -9) === 0) |
| $baseurl = dirname($baseurl); | $baseurl = dirname($baseurl); |
| if ($full) { | if ($full) { |
| $baseurl = $_SERVER['HTTP_HOST'] . $baseurl; | $baseurl = $_SERVER['HTTP_HOST'] . $baseurl; |
| if (isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] == 'on')) | if (isset($_SERVER['HTTPS']) && ($_SERVER['HTTPS'] == 'on')) |
| $baseurl = 'https://' . $baseurl; | $baseurl = 'https://' . $baseurl; |
| else | else |
| $baseurl = 'http://' . $baseurl; | $baseurl = 'http://' . $baseurl; |
| } | } |
| if (GitPHP_Util::IsWindows()) | if (GitPHP_Util::IsWindows()) |
| $baseurl = rtrim($baseurl, "\\"); | $baseurl = rtrim($baseurl, "\\"); |
| return rtrim($baseurl, "/"); | return rtrim($baseurl, "/"); |
| } | } |
| /** | /** |
| * Tests whether a function is allowed to be called | * Tests whether a function is allowed to be called |
| * | * |
| * @param string $function functio name | * @param string $function functio name |
| * @return true if allowed | * @return true if allowed |
| */ | */ |
| public static function FunctionAllowed($function) | public static function FunctionAllowed($function) |
| { | { |
| if (empty($function)) | if (empty($function)) |
| return false; | return false; |
| $disabled = @ini_get('disable_functions'); | $disabled = @ini_get('disable_functions'); |
| if (!$disabled) { | if (!$disabled) { |
| // no disabled functions | // no disabled functions |
| // or ini_get is disabled so we can't reliably figure this out | // or ini_get is disabled so we can't reliably figure this out |
| return true; | return true; |
| } | } |
| $disabledlist = explode(', ', $disabled); | $disabledlist = explode(', ', $disabled); |
| return !in_array($function, $disabledlist); | return !in_array($function, $disabledlist); |
| } | } |
| } | } |