PHPExcel_Shared_File Class Reference

Collaboration diagram for PHPExcel_Shared_File:

Static Public Member Functions
static	file_exists ($pFilename)
	Verify if a file exists.
static	realpath ($pFilename)
	Returns canonicalized absolute pathname, also for ZIP archives.

Detailed Description

Definition at line 36 of file File.php.

Member Function Documentation

static PHPExcel_Shared_File::file_exists (   $pFilename )

static

Verify if a file exists.

Parameters

string

$pFilename

Filename

Returns

bool

Definition at line 44 of file File.php.

Referenced by PHPExcel_Writer_Excel2007_ContentTypes\_getImageMimeType(), and PHPExcel_Reader_Serialized\fileSupportsUnserializePHPExcel().

                                                       {
                // Sick construction, but it seems that
                // file_exists returns strange values when
                // doing the original file_exists on ZIP archives...
                if ( strtolower(substr($pFilename, 0, 3)) == 'zip' ) {
                        // Open ZIP file and verify if the file exists
                        $zipFile                = substr($pFilename, 6, strpos($pFilename, '#') - 6);
                        $archiveFile    = substr($pFilename, strpos($pFilename, '#') + 1);

                        $zip = new ZipArchive();
                        if ($zip->open($zipFile) === true) {
                                $returnValue = ($zip->getFromName($archiveFile) !== false);
                                $zip->close();
                                return $returnValue;
                        } else {
                                return false;
                        }
                } else {
                        // Regular file_exists
                        return file_exists($pFilename);
                }
        }

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static PHPExcel_Shared_File::realpath (   $pFilename )

static

Returns canonicalized absolute pathname, also for ZIP archives.

Parameters

string

$pFilename

Returns

string

Definition at line 73 of file File.php.

Referenced by PHPExcel_Reader_Excel2007\load().

                                                    {
                // Returnvalue
                $returnValue = '';

                // Try using realpath()
                $returnValue = realpath($pFilename);

                // Found something?
                if ($returnValue == '' || is_null($returnValue)) {
                        $pathArray = split('/' , $pFilename);
                        while(in_array('..', $pathArray) && $pathArray[0] != '..') {
                                for ($i = 0; $i < count($pathArray); ++$i) {
                                        if ($pathArray[$i] == '..' && $i > 0) {
                                                unset($pathArray[$i]);
                                                unset($pathArray[$i - 1]);
                                                break;
                                        }
                                }
                        }
                        $returnValue = implode('/', $pathArray);
                }

                // Return
                return $returnValue;
        }

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The documentation for this class was generated from the following file:

• Services/Excel/classes/PHPExcel/Shared/File.php