PHP pathInfo函数代码示例

/**
 * 获取附件文件URL
 * @param string $url
 * @param string $suffix
 * @param string $path
 */
function get_upfile_url($url, $suffix = '', $path = '')
{
    if (empty($url)) {
        return;
    }
    if (!empty($suffix)) {
        $info = pathInfo($url);
        $url = $info['dirname'] . '/' . $info['filename'] . '_' . $suffix . '.' . $info['extension'];
    }
    $tmpl = C('TMPL_PARSE_STRING');
    if (is_int($path)) {
        $path = $tmpl['__ALBUM' . $path . '__'];
    } elseif (empty($path)) {
        $search = array('__COMMON__', '__SD__', '__HD__', '__THEME__');
        $replace = array($tmpl['__COMMON__'], $tmpl['__SD__'], $tmpl['__HD__'], $tmpl['__THEME__']);
        foreach (C('ALBUM_TYPE') as $key => $v) {
            $search[] = 'album' . $key;
            $replace[] = 'album' . $tmpl[$key];
        }
        $url = str_replace($search, $replace, $url);
        if (substr($url, 0, 1) == '/' || substr($url, 0, 2) == './' || substr($url, 0, 3) == '../' || substr($url, 0, 7) == 'http://' || substr($url, 0, 8) == 'https://' || substr($url, 0, 6) == 'ftp://') {
            return $url;
        } else {
            $path = $tmpl['__UPFILE__'];
        }
    }
    if (substr($path, -1) != '/') {
        $path .= '/';
    }
    return $path . $url;
}

function image_createThumb($src, $dest, $maxWidth, $maxHeight, $quality = 75)
{
    if (file_exists($src) && isset($dest)) {
        // path info
        $destInfo = pathInfo($dest);
        // image src size
        $srcSize = getImageSize($src);
        // image dest size $destSize[0] = width, $destSize[1] = height
        $srcRatio = $srcSize[0] / $srcSize[1];
        // width/height ratio
        $destRatio = $maxWidth / $maxHeight;
        if ($destRatio > $srcRatio) {
            $destSize[1] = $maxHeight;
            $destSize[0] = $maxHeight * $srcRatio;
        } else {
            $destSize[0] = $maxWidth;
            $destSize[1] = $maxWidth / $srcRatio;
        }
        // path rectification
        if ($destInfo['extension'] == "gif") {
            $dest = substr_replace($dest, 'jpg', -3);
        }
        // true color image, with anti-aliasing
        $destImage = imageCreateTrueColor($destSize[0], $destSize[1]);
        //       imageAntiAlias($destImage,true);
        // src image
        switch ($srcSize[2]) {
            case 1:
                //GIF
                $srcImage = imageCreateFromGif($src);
                break;
            case 2:
                //JPEG
                $srcImage = imageCreateFromJpeg($src);
                break;
            case 3:
                //PNG
                $srcImage = imageCreateFromPng($src);
                break;
            default:
                return false;
                break;
        }
        // resampling
        imageCopyResampled($destImage, $srcImage, 0, 0, 0, 0, $destSize[0], $destSize[1], $srcSize[0], $srcSize[1]);
        // generating image
        switch ($srcSize[2]) {
            case 1:
            case 2:
                imageJpeg($destImage, $dest, $quality);
                break;
            case 3:
                imagePng($destImage, $dest);
                break;
        }
        return true;
    } else {
        return 'No such File';
    }
}

 /**
  * 
  * get filename for thumbnail save / retrieve
  * TODO: do input validations - security measures
  */
 private function getThumbFilename()
 {
     $info = pathInfo($this->filename);
     //add dirname as postfix (if exists)
     $postfix = "";
     $dirname = UniteFunctionsRev::getVal($info, "dirname");
     if (!empty($dirname)) {
         $postfix = str_replace("/", "-", $dirname);
     }
     $ext = $info["extension"];
     $name = $info["filename"];
     $width = ceil($this->maxWidth);
     $height = ceil($this->maxHeight);
     $thumbFilename = $name . "_" . $width . "x" . $height;
     if (!empty($this->type)) {
         $thumbFilename .= "_" . $this->type;
     }
     if (!empty($this->effect)) {
         $thumbFilename .= "_e" . $this->effect;
         if (!empty($this->effect_arg1)) {
             $thumbFilename .= "x" . $this->effect_arg1;
         }
     }
     //add postfix
     if (!empty($postfix)) {
         $thumbFilename .= "_" . $postfix;
     }
     $thumbFilename .= "." . $ext;
     return $thumbFilename;
 }

 /**
  * @param $name
  * @throws InvalidArgumentException
  */
 private function validateExtension($name)
 {
     $pathInfo = pathInfo($name);
     if (!array_key_exists('extension', $pathInfo)) {
         throw new InvalidArgumentException("Image extension can't be empty.");
     }
     if (!in_array($pathInfo['extension'], $this->availableExtensions)) {
         throw new InvalidArgumentException("Image needs to have jpeg extension.");
     }
 }

 /**
  * Zip a folder (including itself).
  * Usage:
  *   <code>HZip::zipDir('/path/to/sourceDir', '/path/to/out.zip');</code>
  *
  * @param string $sourcePath Path of directory to be zip.
  * @param string $outZipPath Path of output zip file.
  */
 public static function zipDir($sourcePath, $outZipPath)
 {
     $pathInfo = pathInfo($sourcePath);
     $parentPath = $pathInfo['dirname'];
     $dirName = $pathInfo['basename'];
     $z = new ZipArchive();
     $z->open($outZipPath, ZIPARCHIVE::CREATE);
     $z->addEmptyDir($dirName);
     self::folderToZip($sourcePath, $z, strlen($sourcePath) - strlen($dirName));
     $z->close();
 }

 /**
  * @param string[] $args
  * @return void
  */
 public function run(array $args)
 {
     if (0 == count($args)) {
         $this->stop('Please pass new configuration name and it\'s parent(s)', 1);
     }
     if (1 == count($args)) {
         $this->stop('Please pass new configuration parent(s) or string NONE if no parents', 1);
     }
     $name = $args[0];
     $parents = $args;
     $base = $this->getApplication()->rootDir . DIRECTORY_SEPARATOR . 'settings';
     $new = $base . DIRECTORY_SEPARATOR . $name;
     array_shift($parents);
     if (file_exists($new)) {
         echo 'Using setup directory', PHP_EOL, "\t", $new, PHP_EOL;
     } else {
         echo 'Creating new setup directory', PHP_EOL, "\t", $new, PHP_EOL;
         mkDir($new, 0755, true);
     }
     if (in_array('NONE', $parents)) {
         echo "\t\t", 'no parents', PHP_EOL;
         $parents = array();
     } else {
         file_put_contents($new . DIRECTORY_SEPARATOR . \Nano\Application\Config\Builder::PARENTS_FILE, '<?php return ' . var_export($parents, true) . ';');
         echo "\t\t", \Nano\Application\Config\Builder::PARENTS_FILE, PHP_EOL;
     }
     foreach ($parents as $parent) {
         $i = new \DirectoryIterator($base . DIRECTORY_SEPARATOR . $parent);
         foreach ($i as $file) {
             if ($file->isDir() || $file->isDir() || !$file->isReadable()) {
                 continue;
             }
             if (\Nano\Application\Config\Builder::PARENTS_FILE === $file->getBaseName()) {
                 continue;
             }
             if (\Nano\Application\Config\Builder::ROUTES_FILE === $file->getBaseName()) {
                 continue;
             }
             if ('php' !== pathInfo($file->getBaseName(), PATHINFO_EXTENSION)) {
                 continue;
             }
             $newFile = $new . DIRECTORY_SEPARATOR . $file->getBaseName();
             if (file_exists($newFile)) {
                 continue;
             }
             file_put_contents($newFile, '<?php return array(' . PHP_EOL . ');');
             echo "\t\t", $file->getBaseName(), PHP_EOL;
         }
     }
     echo "\t\t", \Nano\Application\Config\Builder::ROUTES_FILE, PHP_EOL;
     file_put_contents($new . DIRECTORY_SEPARATOR . \Nano\Application\Config\Builder::ROUTES_FILE, '<?php' . PHP_EOL . PHP_EOL);
     echo 'Done', PHP_EOL;
 }

 /**
  * @param $path
  * @param $subjects
  * @param $namespace
  */
 private function iterate($path, $subjects, $namespace)
 {
     foreach ($subjects as $subject) {
         $pathInfo = pathInfo($subject);
         if (is_dir($subject)) {
             $this->searchDir($path . '/' . $pathInfo['basename'], $namespace . '\\' . $pathInfo['basename']);
         } else {
             if ($pathInfo['extension'] === 'php' && $pathInfo['filename'] !== 'BaseRoute') {
                 $this->routes[] = $namespace . '\\' . $pathInfo['filename'];
             }
         }
     }
 }

 public static function zip($sourcePath, $outZipPath, $isDirectory = true)
 {
     $pathInfo = pathInfo($sourcePath);
     $parentPath = $pathInfo['dirname'];
     $dirName = $pathInfo['basename'];
     $z = new ZipArchive();
     $z->open($outZipPath, ZIPARCHIVE::CREATE);
     if ($isDirectory) {
         $z->addEmptyDir($dirName);
         self::folderToZip($sourcePath, $z, strlen("{$parentPath}/"));
     } else {
         $z->addFile($sourcePath, $dirName);
     }
     return $z->close();
 }

 /**
  * @access public
  * @author "Lionel Lecaque, <lionel@taotesting.com>"
  * @param string $src
  * @param string $dest
  * @param string $includeDir
  */
 public static function compressFolder($src, $dest, $includeDir = false)
 {
     $pathInfo = pathInfo($src);
     $parentPath = $pathInfo['dirname'];
     $dirName = $pathInfo['basename'];
     $z = new ZipArchive();
     $z->open($dest, ZipArchive::OVERWRITE);
     $exclusiveLength = strlen("{$src}/");
     if ($includeDir) {
         $z->addEmptyDir($dirName);
         $exclusiveLength = strlen("{$parentPath}/");
     }
     self::folderToZip($src, $z, $exclusiveLength);
     $z->close();
 }

 public function ckeup()
 {
     $targetFolder = '/public/uploads';
     $targetPath = $_SERVER['DOCUMENT_ROOT'] . $targetFolder;
     $targetFile = $targetPath . '/' . $_FILES['upload']['name'];
     $fileTypes = array('jpg', 'jpeg', 'gif', 'png');
     $uploadFilename = $_FILES['upload']['name'];
     $extensions = pathInfo($uploadFilename, PATHINFO_EXTENSION);
     if (in_array($extensions, $fileTypes)) {
         move_uploaded_file($_FILES['upload']['tmp_name'], $targetFile);
         $previewname = $targetFile;
         $callback = $_REQUEST["CKEditorFuncNum"];
         echo "<script type='text/javascript'>window.parent.CKEDITOR.tools.callFunction({$callback},'" . $previewname . "','');</script>";
         // Array ( [upload] => Array ( [name] => 123.png [type] => image/png [tmp_name] => F:\uploads\php41FF.tmp [error] => 0 [size] => 11857 ) )
     }
 }

 /**
  * 富文本的图片上传功能，基于ckedit
  * 配置路径在/public/packages/frozennode/administrator/js/ckedit/config.js
  */
 public function upload()
 {
     $extensions = array('jpg', 'bmp', 'gif', 'png');
     $uploadFilename = $_FILES['upload']['name'];
     $extension = pathInfo($uploadFilename, PATHINFO_EXTENSION);
     if (in_array($extension, $extensions)) {
         $uploadPath = public_path() . '/uploads/products/article/';
         $uuid = str_replace('.', '', uniqid("", TRUE)) . "." . $extension;
         $desname = $uploadPath . $uuid;
         $previewname = '/uploads/products/article/' . $uuid;
         $tag = move_uploaded_file($_FILES['upload']['tmp_name'], $desname);
         $callback = $_REQUEST["CKEditorFuncNum"];
         echo "<script type='text/javascript'>window.parent.CKEDITOR.tools.callFunction({$callback},'" . $previewname . "','');</script>";
     } else {
         echo "<font color=\"red\"size=\"2\">*文件格式不正确（必须为.jpg/.gif/.bmp/.png文件）</font>";
     }
 }

 public function init()
 {
     $Directory = new RecursiveDirectoryIterator(APPPATH . 'modules');
     $Iterator = new RecursiveIteratorIterator($Directory);
     $Models = new RegexIterator($Iterator, '/^.+\\_dashboard_model.php$/i', RecursiveRegexIterator::GET_MATCH);
     foreach ($Models as $k => $v) {
         $this->_modules[] = $k;
     }
     $this->_exceptions[] = '';
     // nothing at the moment...
     $this->_modules = array_diff($this->_modules, $this->_exceptions);
     foreach ($this->_modules as $k => $v) {
         $classname = pathInfo($v, PATHINFO_FILENAME);
         if (is_file($v)) {
             $this->CI->load->file($v);
         }
         $this->CI->load->file(FCPATH . APPPATH . '/modules/users/helpers/dashboard_helper.php');
         $class = new $classname();
     }
 }

 /**
  * @return void
  * @param string[] $args
  */
 public function run(array $args)
 {
     $iterator = new \RecursiveIteratorIterator(new \RecursiveDirectoryIterator($this->getApplication()->rootDir), \RecursiveIteratorIterator::CHILD_FIRST);
     foreach ($iterator as $file) {
         /** @var \DirectoryIterator $file */
         if ($file->isDir()) {
             continue;
         }
         if ('php' != pathInfo($file->getBaseName(), PATHINFO_EXTENSION)) {
             continue;
         }
         $source = file_get_contents($file->getPathName());
         $result = $this->convertLineEnds($source);
         $result = $this->removeTrailingSpaces($result);
         $result = $this->convertIndentationSpaces($result);
         if ($source === $result) {
             continue;
         }
         file_put_contents($file->getPathName(), $result);
         echo $file->getPathName(), PHP_EOL;
     }
 }

 /**
  * Constructor
  * 
  * @param PHPRtfLite    $rtf
  * @param string        $imageFile image file incl. path
  * @param float         $width
  * @param flaot         $height
  */
 public function __construct(PHPRtfLite $rtf, $imageFile, PHPRtfLite_ParFormat $parFormat = null, $width = null, $height = null)
 {
     $this->_rtf = $rtf;
     $this->_parFormat = $parFormat;
     if (file_exists($imageFile)) {
         $this->_file = $imageFile;
         $pathInfo = pathInfo($imageFile);
         if (isset($pathInfo['extension'])) {
             $this->_extension = strtolower($pathInfo['extension']);
         }
         list($this->_defaultWidth, $this->_defaultHeight) = getimagesize($imageFile);
         if ($width !== null) {
             $this->setWidth($width);
         }
         if ($height !== null) {
             $this->setHeight($height);
         }
     } else {
         $this->_defaultWidth = 20;
         $this->_defaultHeight = 20;
         $this->_extension = 'png';
     }
 }

 /**
  * {@inheritDoc}
  */
 public function set($key, $value)
 {
     $pathInfo = pathInfo($this->cachedFile());
     $cacheDir = $pathInfo['dirname'];
     $fileName = $pathInfo['basename'];
     ErrorHandler::start();
     if (!is_dir($cacheDir)) {
         $umask = umask(0);
         mkdir($cacheDir, 0777, true);
         umask($umask);
         // @codeCoverageIgnoreStart
     }
     // @codeCoverageIgnoreEnd
     ErrorHandler::stop();
     if (!is_writable($cacheDir)) {
         throw new RuntimeException('Unable to write file ' . $this->cachedFile());
     }
     // Use "rename" to achieve atomic writes
     $tmpFilePath = $cacheDir . '/AssetManagerFilePathCache_' . $fileName;
     if (@file_put_contents($tmpFilePath, $value, LOCK_EX) === false) {
         throw new RuntimeException('Unable to write file ' . $this->cachedFile());
     }
     rename($tmpFilePath, $this->cachedFile());
 }