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pcl.pclziplib.php：源码内容

}
}
}
// ----- Look for path to add
if ($p_add_dir != "") {
if (substr($p_add_dir, -1) == "/")
$v_stored_filename = $p_add_dir.$v_stored_filename;
else
$v_stored_filename = $p_add_dir."/".$v_stored_filename;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Add path '$p_add_dir' in file '$p_filename' = '$v_stored_filename'");
}
}
// ----- Filename (reduce the path of stored name)
$v_stored_filename = PclZipUtilPathReduction($v_stored_filename);
$p_filedescr['stored_filename'] = $v_stored_filename;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Stored filename will be '".$p_filedescr['stored_filename']."', strlen ".strlen($p_filedescr['stored_filename']));
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privWriteFileHeader()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privWriteFileHeader(&$p_header)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privWriteFileHeader", 'file="'.$p_header['filename'].'", stored as "'.$p_header['stored_filename'].'"');
$v_result=1;
// ----- Store the offset position of the file
$p_header['offset'] = ftell($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, 'File offset of the header :'.$p_header['offset']);
// ----- Transform UNIX mtime to DOS format mdate/mtime
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Date : ''.date("d/m/y H:i:s", $p_header['mtime']).''');
$v_date = getdate($p_header['mtime']);
$v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
$v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];
// ----- Packed data
$v_binary_data = pack("VvvvvvVVVvv", 0x04034b50,
$p_header['version_extracted'], $p_header['flag'],
$p_header['compression'], $v_mtime, $v_mdate,
$p_header['crc'], $p_header['compressed_size'],
$p_header['size'],
strlen($p_header['stored_filename']),
$p_header['extra_len']);
// ----- Write the first 148 bytes of the header in the archive
fputs($this->zip_fd, $v_binary_data, 30);
// ----- Write the variable fields
if (strlen($p_header['stored_filename']) != 0)
{
fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
}
if ($p_header['extra_len'] != 0)
{
fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privWriteCentralFileHeader()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privWriteCentralFileHeader(&$p_header)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privWriteCentralFileHeader", 'file="'.$p_header['filename'].'", stored as "'.$p_header['stored_filename'].'"');
$v_result=1;
// TBC
//for(reset($p_header); $key = key($p_header); next($p_header)) {
// //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "header[$key] = ".$p_header[$key]);
//}
// ----- Transform UNIX mtime to DOS format mdate/mtime
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Date : ''.date("d/m/y H:i:s", $p_header['mtime']).''');
$v_date = getdate($p_header['mtime']);
$v_mtime = ($v_date['hours']<<11) + ($v_date['minutes']<<5) + $v_date['seconds']/2;
$v_mdate = (($v_date['year']-1980)<<9) + ($v_date['mon']<<5) + $v_date['mday'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Comment size : ''.$p_header['comment_len'].''');
// ----- Packed data
$v_binary_data = pack("VvvvvvvVVVvvvvvVV", 0x02014b50,
$p_header['version'], $p_header['version_extracted'],
$p_header['flag'], $p_header['compression'],
$v_mtime, $v_mdate, $p_header['crc'],
$p_header['compressed_size'], $p_header['size'],
strlen($p_header['stored_filename']),
$p_header['extra_len'], $p_header['comment_len'],
$p_header['disk'], $p_header['internal'],
$p_header['external'], $p_header['offset']);
// ----- Write the 42 bytes of the header in the zip file
fputs($this->zip_fd, $v_binary_data, 46);
// ----- Write the variable fields
if (strlen($p_header['stored_filename']) != 0)
{
fputs($this->zip_fd, $p_header['stored_filename'], strlen($p_header['stored_filename']));
}
if ($p_header['extra_len'] != 0)
{
fputs($this->zip_fd, $p_header['extra'], $p_header['extra_len']);
}
if ($p_header['comment_len'] != 0)
{
fputs($this->zip_fd, $p_header['comment'], $p_header['comment_len']);
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privWriteCentralHeader()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privWriteCentralHeader($p_nb_entries, $p_size, $p_offset, $p_comment)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privWriteCentralHeader", 'nb_entries='.$p_nb_entries.', size='.$p_size.', offset='.$p_offset.', comment="'.$p_comment.'"');
$v_result=1;
// ----- Packed data
$v_binary_data = pack("VvvvvVVv", 0x06054b50, 0, 0, $p_nb_entries,
$p_nb_entries, $p_size,
$p_offset, strlen($p_comment));
// ----- Write the 22 bytes of the header in the zip file
fputs($this->zip_fd, $v_binary_data, 22);
// ----- Write the variable fields
if (strlen($p_comment) != 0)
{
fputs($this->zip_fd, $p_comment, strlen($p_comment));
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privList()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privList(&$p_list)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privList", "list");
$v_result=1;
// ----- Magic quotes trick
$this->privDisableMagicQuotes();
// ----- Open the zip file
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($this->zip_fd = @fopen($this->zipname, 'rb')) == 0)
{
// ----- Magic quotes trick
$this->privSwapBackMagicQuotes();
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive ''.$this->zipname.'' in binary read mode');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Read the central directory informations
$v_central_dir = array();
if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
{
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Go to beginning of Central Dir
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Offset : ".$v_central_dir['offset']."'");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Position in file : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Position in file : ".ftell($this->zip_fd)."'");
if (@fseek($this->zip_fd, $v_central_dir['offset']))
{
$this->privSwapBackMagicQuotes();
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Position in file : ".ftell($this->zip_fd)."'");
// ----- Read each entry
for ($i=0; $i<$v_central_dir['entries']; $i++)
{
// ----- Read the file header
if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1)
{
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
$v_header['index'] = $i;
// ----- Get the only interesting attributes
$this->privConvertHeader2FileInfo($v_header, $p_list[$i]);
unset($v_header);
}
// ----- Close the zip file
$this->privCloseFd();
// ----- Magic quotes trick
$this->privSwapBackMagicQuotes();
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privConvertHeader2FileInfo()
// Description :
// This function takes the file informations from the central directory
// entries and extract the interesting parameters that will be given back.
// The resulting file infos are set in the array $p_info
// $p_info['filename'] : Filename with full path. Given by user (add),
// extracted in the filesystem (extract).
// $p_info['stored_filename'] : Stored filename in the archive.
// $p_info['size'] = Size of the file.
// $p_info['compressed_size'] = Compressed size of the file.
// $p_info['mtime'] = Last modification date of the file.
// $p_info['comment'] = Comment associated with the file.
// $p_info['folder'] = true/false : indicates if the entry is a folder or not.
// $p_info['status'] = status of the action on the file.
// $p_info['crc'] = CRC of the file content.
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privConvertHeader2FileInfo($p_header, &$p_info)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privConvertHeader2FileInfo", "Filename='".$p_header['filename']."'");
$v_result=1;
// ----- Get the interesting attributes
$p_info['filename'] = $p_header['filename'];
$p_info['stored_filename'] = $p_header['stored_filename'];
$p_info['size'] = $p_header['size'];
$p_info['compressed_size'] = $p_header['compressed_size'];
$p_info['mtime'] = $p_header['mtime'];
$p_info['comment'] = $p_header['comment'];
$p_info['folder'] = (($p_header['external']&0x00000010)==0x00000010);
$p_info['index'] = $p_header['index'];
$p_info['status'] = $p_header['status'];
$p_info['crc'] = $p_header['crc'];
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privExtractByRule()
// Description :
// Extract a file or directory depending of rules (by index, by name, ...)
// Parameters :
// $p_file_list : An array where will be placed the properties of each
// extracted file
// $p_path : Path to add while writing the extracted files
// $p_remove_path : Path to remove (from the file memorized path) while writing the
// extracted files. If the path does not match the file path,
// the file is extracted with its memorized path.
// $p_remove_path does not apply to 'list' mode.
// $p_path and $p_remove_path are commulative.
// Return Values :
// 1 on success,0 or less on error (see error code list)
// --------------------------------------------------------------------------------
function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privExtractByRule", "path='$p_path', remove_path='$p_remove_path', remove_all_path='".($p_remove_all_path?'true':'false')."'");
$v_result=1;
// ----- Magic quotes trick
$this->privDisableMagicQuotes();
// ----- Check the path
if ( ($p_path == "")
|| ( (substr($p_path, 0, 1) != "/")
&& (substr($p_path, 0, 3) != "../")
&& (substr($p_path,1,2)!=":/")))
$p_path = "./".$p_path;
// ----- Reduce the path last (and duplicated) '/'
if (($p_path != "./") && ($p_path != "/"))
{
// ----- Look for the path end '/'
while (substr($p_path, -1) == "/")
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Destination path [$p_path] ends by '/'");
$p_path = substr($p_path, 0, strlen($p_path)-1);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Modified to [$p_path]");
}
}
// ----- Look for path to remove format (should end by /)
if (($p_remove_path != "") && (substr($p_remove_path, -1) != '/'))
{
$p_remove_path .= '/';
}
$p_remove_path_size = strlen($p_remove_path);
// ----- Open the zip file
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($v_result = $this->privOpenFd('rb')) != 1)
{
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Read the central directory informations
$v_central_dir = array();
if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
{
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Start at beginning of Central Dir
$v_pos_entry = $v_central_dir['offset'];
// ----- Read each entry
$j_start = 0;
for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Read next file header entry : '$i'");
// ----- Read next Central dir entry
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Position before rewind : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Position after rewind : ".ftell($this->zip_fd)."'");
if (@fseek($this->zip_fd, $v_pos_entry))
{
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Position after fseek : ".ftell($this->zip_fd)."'");
// ----- Read the file header
$v_header = array();
if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1)
{
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Store the index
$v_header['index'] = $i;
// ----- Store the file position
$v_pos_entry = ftell($this->zip_fd);
// ----- Look for the specific extract rules
$v_extract = false;
// ----- Look for extract by name rule
if ( (isset($p_options[PCLZIP_OPT_BY_NAME]))
&& ($p_options[PCLZIP_OPT_BY_NAME] != 0)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with rule 'ByName'");
// ----- Look if the filename is in the list
for ($j=0; ($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_extract); $j++) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Compare with file '".$p_options[PCLZIP_OPT_BY_NAME][$j]."'");
// ----- Look for a directory
if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/") {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The searched item is a directory");
// ----- Look if the directory is in the filename path
if ( (strlen($v_header['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
&& (substr($v_header['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The directory is in the file path");
$v_extract = true;
}
}
// ----- Look for a filename
elseif ($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The file is the right one.");
$v_extract = true;
}
}
}
// ----- Look for extract by ereg rule
else if ( (isset($p_options[PCLZIP_OPT_BY_EREG]))
&& ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract by ereg '".$p_options[PCLZIP_OPT_BY_EREG]."'");
if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header['stored_filename'])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Filename match the regular expression");
$v_extract = true;
}
}
// ----- Look for extract by preg rule
else if ( (isset($p_options[PCLZIP_OPT_BY_PREG]))
&& ($p_options[PCLZIP_OPT_BY_PREG] != "")) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with rule 'ByEreg'");
if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header['stored_filename'])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Filename match the regular expression");
$v_extract = true;
}
}
// ----- Look for extract by index rule
else if ( (isset($p_options[PCLZIP_OPT_BY_INDEX]))
&& ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with rule 'ByIndex'");
// ----- Look if the index is in the list
for ($j=$j_start; ($j<sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$v_extract); $j++) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Look if index '$i' is in [".$p_options[PCLZIP_OPT_BY_INDEX][$j]['start'].",".$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']."]");
if (($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i<=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Found as part of an index range");
$v_extract = true;
}
if ($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Do not look this index range for next loop");
$j_start = $j+1;
}
if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start']>$i) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Index range is greater than index, stop loop");
break;
}
}
}
// ----- Look for no rule, which means extract all the archive
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with no rule (extract all)");
$v_extract = true;
}
// ----- Check compression method
if ( ($v_extract)
&& ( ($v_header['compression'] != 8)
&& ($v_header['compression'] != 0))) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unsupported compression method (".$v_header['compression'].")");
$v_header['status'] = 'unsupported_compression';
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
&& ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_STOP_ON_ERROR is selected, extraction will be stopped");
$this->privSwapBackMagicQuotes();
PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION,
"Filename '".$v_header['stored_filename']."' is "
."compressed by an unsupported compression "
."method (".$v_header['compression'].") ");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Check encrypted files
if (($v_extract) && (($v_header['flag'] & 1) == 1)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unsupported file encryption");
$v_header['status'] = 'unsupported_encryption';
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
&& ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_STOP_ON_ERROR is selected, extraction will be stopped");
$this->privSwapBackMagicQuotes();
PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION,
"Unsupported encryption for "
." filename '".$v_header['stored_filename']
."'");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Look for real extraction
if (($v_extract) && ($v_header['status'] != 'ok')) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "No need for extract");
$v_result = $this->privConvertHeader2FileInfo($v_header,
$p_file_list[$v_nb_extracted++]);
if ($v_result != 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
$v_extract = false;
}
// ----- Look for real extraction
if ($v_extract)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting file '".$v_header['filename']."', index '$i'");
// ----- Go to the file position
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position before rewind : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position after rewind : ".ftell($this->zip_fd)."'");
if (@fseek($this->zip_fd, $v_header['offset']))
{
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position after fseek : ".ftell($this->zip_fd)."'");
// ----- Look for extraction as string
if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]) {
// ----- Extracting the file
$v_result1 = $this->privExtractFileAsString($v_header, $v_string);
if ($v_result1 < 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result1);
return $v_result1;
}
// ----- Get the only interesting attributes
if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted])) != 1)
{
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Set the file content
$p_file_list[$v_nb_extracted]['content'] = $v_string;
// ----- Next extracted file
$v_nb_extracted++;
// ----- Look for user callback abort
if ($v_result1 == 2) {
break;
}
}
// ----- Look for extraction in standard output
elseif ( (isset($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT]))
&& ($p_options[PCLZIP_OPT_EXTRACT_IN_OUTPUT])) {
// ----- Extracting the file in standard output
$v_result1 = $this->privExtractFileInOutput($v_header, $p_options);
if ($v_result1 < 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result1);
return $v_result1;
}
// ----- Get the only interesting attributes
if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Look for user callback abort
if ($v_result1 == 2) {
break;
}
}
// ----- Look for normal extraction
else {
// ----- Extracting the file
$v_result1 = $this->privExtractFile($v_header,
$p_path, $p_remove_path,
$p_remove_all_path,
$p_options);
if ($v_result1 < 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result1);
return $v_result1;
}
// ----- Get the only interesting attributes
if (($v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++])) != 1)
{
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Look for user callback abort
if ($v_result1 == 2) {
break;
}
}
}
}
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privExtractFile()
// Description :
// Parameters :
// Return Values :
//
// 1 : ... ?
// PCLZIP_ERR_USER_ABORTED(2) : User ask for extraction stop in callback
// --------------------------------------------------------------------------------
function privExtractFile(&$p_entry, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privExtractFile', "path='$p_path', remove_path='$p_remove_path', remove_all_path='".($p_remove_all_path?'true':'false')."'");
$v_result=1;
// ----- Read the file header
if (($v_result = $this->privReadFileHeader($v_header)) != 1)
{
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Found file '".$v_header['filename']."', size '".$v_header['size']."'");
// ----- Check that the file header is coherent with $p_entry info
if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
// TBC
}
// ----- Look for all path to remove
if ($p_remove_all_path == true) {
// ----- Look for folder entry that not need to be extracted
if (($p_entry['external']&0x00000010)==0x00000010) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "The entry is a folder : need to be filtered");
$p_entry['status'] = "filtered";
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "All path is removed");
// ----- Get the basename of the path
$p_entry['filename'] = basename($p_entry['filename']);
}
// ----- Look for path to remove
else if ($p_remove_path != "")
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Look for some path to remove");
if (PclZipUtilPathInclusion($p_remove_path, $p_entry['filename']) == 2)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "The folder is the same as the removed path '".$p_entry['filename']."'");
// ----- Change the file status
$p_entry['status'] = "filtered";
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
$p_remove_path_size = strlen($p_remove_path);
if (substr($p_entry['filename'], 0, $p_remove_path_size) == $p_remove_path)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Found path '$p_remove_path' to remove in file '".$p_entry['filename']."'");
// ----- Remove the path
$p_entry['filename'] = substr($p_entry['filename'], $p_remove_path_size);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Resulting file is '".$p_entry['filename']."'");
}
}
// ----- Add the path
if ($p_path != '') {
$p_entry['filename'] = $p_path."/".$p_entry['filename'];
}
// ----- Check a base_dir_restriction
if (isset($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Check the extract directory restriction");
$v_inclusion
= PclZipUtilPathInclusion($p_options[PCLZIP_OPT_EXTRACT_DIR_RESTRICTION],
$p_entry['filename']);
if ($v_inclusion == 0) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_EXTRACT_DIR_RESTRICTION is selected, file is outside restriction");
PclZip::privErrorLog(PCLZIP_ERR_DIRECTORY_RESTRICTION,
"Filename '".$p_entry['filename']."' is "
."outside PCLZIP_OPT_EXTRACT_DIR_RESTRICTION");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Look for pre-extract callback
if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "A pre-callback '".$p_options[PCLZIP_CB_PRE_EXTRACT]."()') is defined for the extraction");
// ----- Generate a local information
$v_local_header = array();
$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
// ----- Call the callback
// Here I do not use call_user_func() because I need to send a reference to the
// header.
eval('$v_result = '.$p_options[PCLZIP_CB_PRE_EXTRACT].'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
if ($v_result == 0) {
// ----- Change the file status
$p_entry['status'] = "skipped";
$v_result = 1;
}
// ----- Look for abort result
if ($v_result == 2) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "User callback abort the extraction");
// ----- This status is internal and will be changed in 'skipped'
$p_entry['status'] = "aborted";
$v_result = PCLZIP_ERR_USER_ABORTED;
}
// ----- Update the informations
// Only some fields can be modified
$p_entry['filename'] = $v_local_header['filename'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "New filename is '".$p_entry['filename']."'");
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting file (with path) '".$p_entry['filename']."', size '$v_header[size]'");
// ----- Look if extraction should be done
if ($p_entry['status'] == 'ok') {
// ----- Look for specific actions while the file exist
if (file_exists($p_entry['filename']))
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File '".$p_entry['filename']."' already exists");
// ----- Look if file is a directory
if (is_dir($p_entry['filename']))
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Existing file '".$p_entry['filename']."' is a directory");
// ----- Change the file status
$p_entry['status'] = "already_a_directory";
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
// For historical reason first PclZip implementation does not stop
// when this kind of error occurs.
if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
&& ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_STOP_ON_ERROR is selected, extraction will be stopped");
PclZip::privErrorLog(PCLZIP_ERR_ALREADY_A_DIRECTORY,
"Filename '".$p_entry['filename']."' is "
."already used by an existing directory");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Look if file is write protected
else if (!is_writeable($p_entry['filename']))
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Existing file '".$p_entry['filename']."' is write protected");
// ----- Change the file status
$p_entry['status'] = "write_protected";
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
// For historical reason first PclZip implementation does not stop
// when this kind of error occurs.
if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
&& ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_STOP_ON_ERROR is selected, extraction will be stopped");
PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
"Filename '".$p_entry['filename']."' exists "
."and is write protected");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Look if the extracted file is older
else if (filemtime($p_entry['filename']) > $p_entry['mtime'])
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Existing file '".$p_entry['filename']."' is newer (".date("l dS of F Y h:i:s A", filemtime($p_entry['filename'])).") than the extracted file (".date("l dS of F Y h:i:s A", $p_entry['mtime']).")");
// ----- Change the file status
if ( (isset($p_options[PCLZIP_OPT_REPLACE_NEWER]))
&& ($p_options[PCLZIP_OPT_REPLACE_NEWER]===true)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_REPLACE_NEWER is selected, file will be replaced");
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File will not be replaced");
$p_entry['status'] = "newer_exist";
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
// For historical reason first PclZip implementation does not stop
// when this kind of error occurs.
if ( (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]))
&& ($p_options[PCLZIP_OPT_STOP_ON_ERROR]===true)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "PCLZIP_OPT_STOP_ON_ERROR is selected, extraction will be stopped");
PclZip::privErrorLog(PCLZIP_ERR_WRITE_OPEN_FAIL,
"Newer version of '".$p_entry['filename']."' exists "
."and option PCLZIP_OPT_REPLACE_NEWER is not selected");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Existing file '".$p_entry['filename']."' is older than the extrated one - will be replaced by the extracted one (".date("l dS of F Y h:i:s A", filemtime($p_entry['filename'])).") than the extracted file (".date("l dS of F Y h:i:s A", $p_entry['mtime']).")");
}
}
// ----- Check the directory availability and create it if necessary
else {
if ((($p_entry['external']&0x00000010)==0x00000010) || (substr($p_entry['filename'], -1) == '/'))
$v_dir_to_check = $p_entry['filename'];
else if (!strstr($p_entry['filename'], "/"))
$v_dir_to_check = "";
else
$v_dir_to_check = dirname($p_entry['filename']);
if (($v_result = $this->privDirCheck($v_dir_to_check, (($p_entry['external']&0x00000010)==0x00000010))) != 1) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unable to create path for '".$p_entry['filename']."'");
// ----- Change the file status
$p_entry['status'] = "path_creation_fail";
// ----- Return
////--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
//return $v_result;
$v_result = 1;
}
}
}
// ----- Look if extraction should be done
if ($p_entry['status'] == 'ok') {
// ----- Do the extraction (if not a folder)
if (!(($p_entry['external']&0x00000010)==0x00000010))
{
// ----- Look for not compressed file
if ($p_entry['compression'] == 0) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting an un-compressed file");
// ----- Opening destination file
if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Error while opening '".$p_entry['filename']."' in write binary mode");
// ----- Change the file status
$p_entry['status'] = "write_error";
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Read '".$p_entry['size']."' bytes");
// ----- Read the file by PCLZIP_READ_BLOCK_SIZE octets blocks
$v_size = $p_entry['compressed_size'];
while ($v_size != 0)
{
$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Read $v_read_size bytes");
$v_buffer = @fread($this->zip_fd, $v_read_size);
/* Try to speed up the code
$v_binary_data = pack('a'.$v_read_size, $v_buffer);
@fwrite($v_dest_file, $v_binary_data, $v_read_size);
*/
@fwrite($v_dest_file, $v_buffer, $v_read_size);
$v_size -= $v_read_size;
}
// ----- Closing the destination file
fclose($v_dest_file);
// ----- Change the file mtime
touch($p_entry['filename'], $p_entry['mtime']);
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting a compressed file (Compression method ".$p_entry['compression'].")");
// ----- TBC
// Need to be finished
if (($p_entry['flag'] & 1) == 1) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File is encrypted");
/*
// ----- Read the encryption header
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read 12 encryption header bytes");
$v_encryption_header = @fread($this->zip_fd, 12);
// ----- Read the encrypted & compressed file in a buffer
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read '".($p_entry['compressed_size']-12)."' compressed & encrypted bytes");
$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']-12);
// ----- Decrypt the buffer
$this->privDecrypt($v_encryption_header, $v_buffer,
$p_entry['compressed_size']-12, $p_entry['crc']);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Buffer is '".$v_buffer."'");
*/
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read '".$p_entry['compressed_size']."' compressed bytes");
// ----- Read the compressed file in a buffer (one shot)
$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
}
// ----- Decompress the file
$v_file_content = @gzinflate($v_buffer);
unset($v_buffer);
if ($v_file_content === FALSE) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unable to inflate compressed file");
// ----- Change the file status
// TBC
$p_entry['status'] = "error";
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Opening destination file
if (($v_dest_file = @fopen($p_entry['filename'], 'wb')) == 0) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Error while opening '".$p_entry['filename']."' in write binary mode");
// ----- Change the file status
$p_entry['status'] = "write_error";
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Write the uncompressed data
@fwrite($v_dest_file, $v_file_content, $p_entry['size']);
unset($v_file_content);
// ----- Closing the destination file
@fclose($v_dest_file);
// ----- Change the file mtime
@touch($p_entry['filename'], $p_entry['mtime']);
}
// ----- Look for chmod option
if (isset($p_options[PCLZIP_OPT_SET_CHMOD])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "chmod option activated '".$p_options[PCLZIP_OPT_SET_CHMOD]."'");
// ----- Change the mode of the file
@chmod($p_entry['filename'], $p_options[PCLZIP_OPT_SET_CHMOD]);
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extraction done");
}
}
// ----- Change abort status
if ($p_entry['status'] == "aborted") {
$p_entry['status'] = "skipped";
}
// ----- Look for post-extract callback
elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "A post-callback '".$p_options[PCLZIP_CB_POST_EXTRACT]."()') is defined for the extraction");
// ----- Generate a local information
$v_local_header = array();
$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
// ----- Call the callback
// Here I do not use call_user_func() because I need to send a reference to the
// header.
eval('$v_result = '.$p_options[PCLZIP_CB_POST_EXTRACT].'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
// ----- Look for abort result
if ($v_result == 2) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "User callback abort the extraction");
$v_result = PCLZIP_ERR_USER_ABORTED;
}
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privExtractFileInOutput()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privExtractFileInOutput(&$p_entry, &$p_options)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privExtractFileInOutput', "");
$v_result=1;
// ----- Read the file header
if (($v_result = $this->privReadFileHeader($v_header)) != 1) {
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Found file '".$v_header['filename']."', size '".$v_header['size']."'");
// ----- Check that the file header is coherent with $p_entry info
if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
// TBC
}
// ----- Look for pre-extract callback
if (isset($p_options[PCLZIP_CB_PRE_EXTRACT])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "A pre-callback '".$p_options[PCLZIP_CB_PRE_EXTRACT]."()') is defined for the extraction");
// ----- Generate a local information
$v_local_header = array();
$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
// ----- Call the callback
// Here I do not use call_user_func() because I need to send a reference to the
// header.
eval('$v_result = '.$p_options[PCLZIP_CB_PRE_EXTRACT].'(PCLZIP_CB_PRE_EXTRACT, $v_local_header);');
if ($v_result == 0) {
// ----- Change the file status
$p_entry['status'] = "skipped";
$v_result = 1;
}
// ----- Look for abort result
if ($v_result == 2) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "User callback abort the extraction");
// ----- This status is internal and will be changed in 'skipped'
$p_entry['status'] = "aborted";
$v_result = PCLZIP_ERR_USER_ABORTED;
}
// ----- Update the informations
// Only some fields can be modified
$p_entry['filename'] = $v_local_header['filename'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "New filename is '".$p_entry['filename']."'");
}
// ----- Trace
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting file (with path) '".$p_entry['filename']."', size '$v_header[size]'");
// ----- Look if extraction should be done
if ($p_entry['status'] == 'ok') {
// ----- Do the extraction (if not a folder)
if (!(($p_entry['external']&0x00000010)==0x00000010)) {
// ----- Look for not compressed file
if ($p_entry['compressed_size'] == $p_entry['size']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting an un-compressed file");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Reading '".$p_entry['size']."' bytes");
// ----- Read the file in a buffer (one shot)
$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
// ----- Send the file to the output
echo $v_buffer;
unset($v_buffer);
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting a compressed file");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Reading '".$p_entry['size']."' bytes");
// ----- Read the compressed file in a buffer (one shot)
$v_buffer = @fread($this->zip_fd, $p_entry['compressed_size']);
// ----- Decompress the file
$v_file_content = gzinflate($v_buffer);
unset($v_buffer);
// ----- Send the file to the output
echo $v_file_content;
unset($v_file_content);
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extraction done");
}
}
// ----- Change abort status
if ($p_entry['status'] == "aborted") {
$p_entry['status'] = "skipped";
}
// ----- Look for post-extract callback
elseif (isset($p_options[PCLZIP_CB_POST_EXTRACT])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "A post-callback '".$p_options[PCLZIP_CB_POST_EXTRACT]."()') is defined for the extraction");
// ----- Generate a local information
$v_local_header = array();
$this->privConvertHeader2FileInfo($p_entry, $v_local_header);
// ----- Call the callback
// Here I do not use call_user_func() because I need to send a reference to the
// header.
eval('$v_result = '.$p_options[PCLZIP_CB_POST_EXTRACT].'(PCLZIP_CB_POST_EXTRACT, $v_local_header);');
// ----- Look for abort result
if ($v_result == 2) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "User callback abort the extraction");
$v_result = PCLZIP_ERR_USER_ABORTED;
}
}
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privExtractFileAsString()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privExtractFileAsString(&$p_entry, &$p_string)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privExtractFileAsString', "p_entry['filename']='".$p_entry['filename']."'");
$v_result=1;
// ----- Read the file header
$v_header = array();
if (($v_result = $this->privReadFileHeader($v_header)) != 1)
{
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Found file '".$v_header['filename']."', size '".$v_header['size']."'");
// ----- Check that the file header is coherent with $p_entry info
if ($this->privCheckFileHeaders($v_header, $p_entry) != 1) {
// TBC
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting file in string (with path) '".$p_entry['filename']."', size '$v_header[size]'");
// ----- Do the extraction (if not a folder)
if (!(($p_entry['external']&0x00000010)==0x00000010))
{
// ----- Look for not compressed file
// if ($p_entry['compressed_size'] == $p_entry['size'])
if ($p_entry['compression'] == 0) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting an un-compressed file");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Reading '".$p_entry['size']."' bytes");
// ----- Reading the file
$p_string = @fread($this->zip_fd, $p_entry['compressed_size']);
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extracting a compressed file (compression method '".$p_entry['compression']."')");
// ----- Reading the file
$v_data = @fread($this->zip_fd, $p_entry['compressed_size']);
// ----- Decompress the file
if (($p_string = @gzinflate($v_data)) === FALSE) {
// TBC
}
}
// ----- Trace
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Extraction done");
}
else {
// TBC : error : can not extract a folder in a string
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privReadFileHeader()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privReadFileHeader(&$p_header)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privReadFileHeader", "");
$v_result=1;
// ----- Read the 4 bytes signature
$v_binary_data = @fread($this->zip_fd, 4);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Binary data is : '".sprintf("%08x", $v_binary_data)."'");
$v_data = unpack('Vid', $v_binary_data);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Binary signature is : '".sprintf("0x%08x", $v_data['id'])."'");
// ----- Check signature
if ($v_data['id'] != 0x04034b50)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Invalid File header");
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Read the first 42 bytes of the header
$v_binary_data = fread($this->zip_fd, 26);
// ----- Look for invalid block size
if (strlen($v_binary_data) != 26)
{
$p_header['filename'] = "";
$p_header['status'] = "invalid_header";
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Invalid block size : ".strlen($v_binary_data));
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data));
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Extract the values
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Header : '".$v_binary_data."'");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Header (Hex) : '".bin2hex($v_binary_data)."'");
$v_data = unpack('vversion/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len', $v_binary_data);
// ----- Get filename
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "File name length : ".$v_data['filename_len']);
$p_header['filename'] = fread($this->zip_fd, $v_data['filename_len']);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Filename : ''.$p_header['filename'].''');
// ----- Get extra_fields
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extra field length : ".$v_data['extra_len']);
if ($v_data['extra_len'] != 0) {
$p_header['extra'] = fread($this->zip_fd, $v_data['extra_len']);
}
else {
$p_header['extra'] = '';
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Extra field : ''.bin2hex($p_header['extra']).''');
// ----- Extract properties
$p_header['version_extracted'] = $v_data['version'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Version need to extract : ('.$p_header['version_extracted'].') ''.($p_header['version_extracted']/10).'.'.($p_header['version_extracted']%10).''');
$p_header['compression'] = $v_data['compression'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Compression method : ''.$p_header['compression'].''');
$p_header['size'] = $v_data['size'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Size : ''.$p_header['size'].''');
$p_header['compressed_size'] = $v_data['compressed_size'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Compressed Size : ''.$p_header['compressed_size'].''');
$p_header['crc'] = $v_data['crc'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'CRC : ''.sprintf("0x%X", $p_header['crc']).''');
$p_header['flag'] = $v_data['flag'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Flag : ''.$p_header['flag'].''');
$p_header['filename_len'] = $v_data['filename_len'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Filename_len : ''.$p_header['filename_len'].''');
// ----- Recuperate date in UNIX format
$p_header['mdate'] = $v_data['mdate'];
$p_header['mtime'] = $v_data['mtime'];
if ($p_header['mdate'] && $p_header['mtime'])
{
// ----- Extract time
$v_hour = ($p_header['mtime'] & 0xF800) >> 11;
$v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
$v_seconde = ($p_header['mtime'] & 0x001F)*2;
// ----- Extract date
$v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
$v_month = ($p_header['mdate'] & 0x01E0) >> 5;
$v_day = $p_header['mdate'] & 0x001F;
// ----- Get UNIX date format
$p_header['mtime'] = mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Date : ''.date("d/m/y H:i:s", $p_header['mtime']).''');
}
else
{
$p_header['mtime'] = time();
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Date is actual : ''.date("d/m/y H:i:s", $p_header['mtime']).''');
}
// TBC
//for(reset($v_data); $key = key($v_data); next($v_data)) {
// //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Attribut[$key] = ".$v_data[$key]);
//}
// ----- Set the stored filename
$p_header['stored_filename'] = $p_header['filename'];
// ----- Set the status field
$p_header['status'] = "ok";
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privReadCentralFileHeader()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privReadCentralFileHeader(&$p_header)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privReadCentralFileHeader", "");
$v_result=1;
// ----- Read the 4 bytes signature
$v_binary_data = @fread($this->zip_fd, 4);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Binary data is : '".sprintf("%08x", $v_binary_data)."'");
$v_data = unpack('Vid', $v_binary_data);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Binary signature is : '".sprintf("0x%08x", $v_data['id'])."'");
// ----- Check signature
if ($v_data['id'] != 0x02014b50)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Invalid Central Dir File signature");
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Invalid archive structure');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Read the first 42 bytes of the header
$v_binary_data = fread($this->zip_fd, 42);
// ----- Look for invalid block size
if (strlen($v_binary_data) != 42)
{
$p_header['filename'] = "";
$p_header['status'] = "invalid_header";
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Invalid block size : ".strlen($v_binary_data));
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid block size : ".strlen($v_binary_data));
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Extract the values
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Header : '".$v_binary_data."'");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Header (Hex) : '".bin2hex($v_binary_data)."'");
$p_header = unpack('vversion/vversion_extracted/vflag/vcompression/vmtime/vmdate/Vcrc/Vcompressed_size/Vsize/vfilename_len/vextra_len/vcomment_len/vdisk/vinternal/Vexternal/Voffset', $v_binary_data);
// ----- Get filename
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "File name length : ".$p_header['filename_len']);
if ($p_header['filename_len'] != 0)
$p_header['filename'] = fread($this->zip_fd, $p_header['filename_len']);
else
$p_header['filename'] = '';
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Filename : ''.$p_header['filename'].''');
// ----- Get extra
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Extra length : ".$p_header['extra_len']);
if ($p_header['extra_len'] != 0)
$p_header['extra'] = fread($this->zip_fd, $p_header['extra_len']);
else
$p_header['extra'] = '';
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Extra : ''.$p_header['extra'].''');
// ----- Get comment
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Comment length : ".$p_header['comment_len']);
if ($p_header['comment_len'] != 0)
$p_header['comment'] = fread($this->zip_fd, $p_header['comment_len']);
else
$p_header['comment'] = '';
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Comment : ''.$p_header['comment'].''');
// ----- Extract properties
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Version : ''.($p_header['version']/10).'.'.($p_header['version']%10).''');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Version need to extract : ''.($p_header['version_extracted']/10).'.'.($p_header['version_extracted']%10).''');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Size : ''.$p_header['size'].''');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Compressed Size : ''.$p_header['compressed_size'].''');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'CRC : ''.sprintf("0x%X", $p_header['crc']).''');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Flag : ''.$p_header['flag'].''');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Offset : ''.$p_header['offset'].''');
// ----- Recuperate date in UNIX format
//if ($p_header['mdate'] && $p_header['mtime'])
// TBC : bug : this was ignoring time with 0/0/0
if (1)
{
// ----- Extract time
$v_hour = ($p_header['mtime'] & 0xF800) >> 11;
$v_minute = ($p_header['mtime'] & 0x07E0) >> 5;
$v_seconde = ($p_header['mtime'] & 0x001F)*2;
// ----- Extract date
$v_year = (($p_header['mdate'] & 0xFE00) >> 9) + 1980;
$v_month = ($p_header['mdate'] & 0x01E0) >> 5;
$v_day = $p_header['mdate'] & 0x001F;
// ----- Get UNIX date format
$p_header['mtime'] = @mktime($v_hour, $v_minute, $v_seconde, $v_month, $v_day, $v_year);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Date : ''.date("d/m/y H:i:s", $p_header['mtime']).''');
}
else
{
$p_header['mtime'] = time();
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Date is actual : ''.date("d/m/y H:i:s", $p_header['mtime']).''');
}
// ----- Set the stored filename
$p_header['stored_filename'] = $p_header['filename'];
// ----- Set default status to ok
$p_header['status'] = 'ok';
// ----- Look if it is a directory
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Internal (Hex) : '".sprintf("Ox%04X", $p_header['internal'])."'");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "External (Hex) : '".sprintf("Ox%04X", $p_header['external'])."' (".(($p_header['external']&0x00000010)==0x00000010?'is a folder':'is a file').')');
if (substr($p_header['filename'], -1) == '/') {
//$p_header['external'] = 0x41FF0010;
$p_header['external'] = 0x00000010;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Force folder external : ''.sprintf("Ox%04X", $p_header['external']).''');
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Header of filename : ''.$p_header['filename'].''');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privCheckFileHeaders()
// Description :
// Parameters :
// Return Values :
// 1 on success,
// 0 on error;
// --------------------------------------------------------------------------------
function privCheckFileHeaders(&$p_local_header, &$p_central_header)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privCheckFileHeaders", "");
$v_result=1;
// ----- Check the static values
// TBC
if ($p_local_header['filename'] != $p_central_header['filename']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "filename" : TBC To Be Completed');
}
if ($p_local_header['version_extracted'] != $p_central_header['version_extracted']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "version_extracted" : TBC To Be Completed');
}
if ($p_local_header['flag'] != $p_central_header['flag']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "flag" : TBC To Be Completed');
}
if ($p_local_header['compression'] != $p_central_header['compression']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "compression" : TBC To Be Completed');
}
if ($p_local_header['mtime'] != $p_central_header['mtime']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "mtime" : TBC To Be Completed');
}
if ($p_local_header['filename_len'] != $p_central_header['filename_len']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Bad check "filename_len" : TBC To Be Completed');
}
// ----- Look for flag bit 3
if (($p_local_header['flag'] & 8) == 8) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Purpose bit flag bit 3 set !');
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'File size, compression size and crc found in central header');
$p_local_header['size'] = $p_central_header['size'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Size : ''.$p_local_header['size'].''');
$p_local_header['compressed_size'] = $p_central_header['compressed_size'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Compressed Size : ''.$p_local_header['compressed_size'].''');
$p_local_header['crc'] = $p_central_header['crc'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'CRC : ''.sprintf("0x%X", $p_local_header['crc']).''');
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privReadEndCentralDir()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privReadEndCentralDir(&$p_central_dir)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privReadEndCentralDir", "");
$v_result=1;
// ----- Go to the end of the zip file
$v_size = filesize($this->zipname);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Size of the file :$v_size");
@fseek($this->zip_fd, $v_size);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Position at end of zip file : ''.ftell($this->zip_fd).''');
if (@ftell($this->zip_fd) != $v_size)
{
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to go to the end of the archive ''.$this->zipname.''');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- First try : look if this is an archive with no commentaries (most of the time)
// in this case the end of central dir is at 22 bytes of the file end
$v_found = 0;
if ($v_size > 26) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Look for central dir with no comment');
@fseek($this->zip_fd, $v_size-22);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Position after min central position : ''.ftell($this->zip_fd).''');
if (($v_pos = @ftell($this->zip_fd)) != ($v_size-22))
{
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive ''.$this->zipname.''');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Read for bytes
$v_binary_data = @fread($this->zip_fd, 4);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Binary data is : '".sprintf("%08x", $v_binary_data)."'");
$v_data = @unpack('Vid', $v_binary_data);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Binary signature is : '".sprintf("0x%08x", $v_data['id'])."'");
// ----- Check signature
if ($v_data['id'] == 0x06054b50) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Found central dir at the default position.");
$v_found = 1;
}
$v_pos = ftell($this->zip_fd);
}
// ----- Go back to the maximum possible size of the Central Dir End Record
if (!$v_found) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Start extended search of end central dir');
$v_maximum_size = 65557; // 0xFFFF + 22;
if ($v_maximum_size > $v_size)
$v_maximum_size = $v_size;
@fseek($this->zip_fd, $v_size-$v_maximum_size);
if (@ftell($this->zip_fd) != ($v_size-$v_maximum_size))
{
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, 'Unable to seek back to the middle of the archive ''.$this->zipname.''');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Position after max central position : ''.ftell($this->zip_fd).''');
// ----- Read byte per byte in order to find the signature
$v_pos = ftell($this->zip_fd);
$v_bytes = 0x00000000;
while ($v_pos < $v_size)
{
// ----- Read a byte
$v_byte = @fread($this->zip_fd, 1);
// ----- Add the byte
$v_bytes = ($v_bytes << 8) | Ord($v_byte);
// ----- Compare the bytes
if ($v_bytes == 0x504b0506)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, 'Found End Central Dir signature at position : ''.ftell($this->zip_fd).''');
$v_pos++;
break;
}
$v_pos++;
}
// ----- Look if not found end of central dir
if ($v_pos == $v_size)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Unable to find End of Central Dir Record signature");
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Unable to find End of Central Dir Record signature");
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Read the first 18 bytes of the header
$v_binary_data = fread($this->zip_fd, 18);
// ----- Look for invalid block size
if (strlen($v_binary_data) != 18)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Invalid End of Central Dir Record size : ".strlen($v_binary_data));
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT, "Invalid End of Central Dir Record size : ".strlen($v_binary_data));
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Extract the values
////--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Central Dir Record : '".$v_binary_data."'");
////--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Central Dir Record (Hex) : '".bin2hex($v_binary_data)."'");
$v_data = unpack('vdisk/vdisk_start/vdisk_entries/ventries/Vsize/Voffset/vcomment_size', $v_binary_data);
// ----- Check the global size
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Comment length : ".$v_data['comment_size']);
if (($v_pos + $v_data['comment_size'] + 18) != $v_size) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "The central dir is not at the end of the archive. Some trailing bytes exists after the archive.");
// ----- Removed in release 2.2 see readme file
// The check of the file size is a little too strict.
// Some bugs where found when a zip is encrypted/decrypted with 'crypt'.
// While decrypted, zip has training 0 bytes
if (0) {
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_BAD_FORMAT,
'The central dir is not at the end of the archive.'
.' Some trailing bytes exists after the archive.');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
}
// ----- Get comment
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Comment size : ''.$v_data['comment_size'].''');
if ($v_data['comment_size'] != 0) {
$p_central_dir['comment'] = fread($this->zip_fd, $v_data['comment_size']);
}
else
$p_central_dir['comment'] = '';
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Comment : ''.$p_central_dir['comment'].''');
$p_central_dir['entries'] = $v_data['entries'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Nb of entries : ''.$p_central_dir['entries'].''');
$p_central_dir['disk_entries'] = $v_data['disk_entries'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Nb of entries for this disk : ''.$p_central_dir['disk_entries'].''');
$p_central_dir['offset'] = $v_data['offset'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Offset of Central Dir : ''.$p_central_dir['offset'].''');
$p_central_dir['size'] = $v_data['size'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Size of Central Dir : ''.$p_central_dir['size'].''');
$p_central_dir['disk'] = $v_data['disk'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Disk number : ''.$p_central_dir['disk'].''');
$p_central_dir['disk_start'] = $v_data['disk_start'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, 'Start disk number : ''.$p_central_dir['disk_start'].''');
// TBC
//for(reset($p_central_dir); $key = key($p_central_dir); next($p_central_dir)) {
// //--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "central_dir[$key] = ".$p_central_dir[$key]);
//}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privDeleteByRule()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privDeleteByRule(&$p_result_list, &$p_options)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privDeleteByRule", "");
$v_result=1;
$v_list_detail = array();
// ----- Open the zip file
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($v_result=$this->privOpenFd('rb')) != 1)
{
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Read the central directory informations
$v_central_dir = array();
if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
{
$this->privCloseFd();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Go to beginning of File
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position in file : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position in file : ".ftell($this->zip_fd)."'");
// ----- Scan all the files
// ----- Start at beginning of Central Dir
$v_pos_entry = $v_central_dir['offset'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position before rewind : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position after rewind : ".ftell($this->zip_fd)."'");
if (@fseek($this->zip_fd, $v_pos_entry))
{
// ----- Close the zip file
$this->privCloseFd();
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position after fseek : ".ftell($this->zip_fd)."'");
// ----- Read each entry
$v_header_list = array();
$j_start = 0;
for ($i=0, $v_nb_extracted=0; $i<$v_central_dir['entries']; $i++)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Read next file header entry (index '$i')");
// ----- Read the file header
$v_header_list[$v_nb_extracted] = array();
if (($v_result = $this->privReadCentralFileHeader($v_header_list[$v_nb_extracted])) != 1)
{
// ----- Close the zip file
$this->privCloseFd();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Filename (index '$i') : '".$v_header_list[$v_nb_extracted]['stored_filename']."'");
// ----- Store the index
$v_header_list[$v_nb_extracted]['index'] = $i;
// ----- Look for the specific extract rules
$v_found = false;
// ----- Look for extract by name rule
if ( (isset($p_options[PCLZIP_OPT_BY_NAME]))
&& ($p_options[PCLZIP_OPT_BY_NAME] != 0)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with rule 'ByName'");
// ----- Look if the filename is in the list
for ($j=0; ($j<sizeof($p_options[PCLZIP_OPT_BY_NAME])) && (!$v_found); $j++) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Compare with file '".$p_options[PCLZIP_OPT_BY_NAME][$j]."'");
// ----- Look for a directory
if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == "/") {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The searched item is a directory");
// ----- Look if the directory is in the filename path
if ( (strlen($v_header_list[$v_nb_extracted]['stored_filename']) > strlen($p_options[PCLZIP_OPT_BY_NAME][$j]))
&& (substr($v_header_list[$v_nb_extracted]['stored_filename'], 0, strlen($p_options[PCLZIP_OPT_BY_NAME][$j])) == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The directory is in the file path");
$v_found = true;
}
elseif ( (($v_header_list[$v_nb_extracted]['external']&0x00000010)==0x00000010) /* Indicates a folder */
&& ($v_header_list[$v_nb_extracted]['stored_filename'].'/' == $p_options[PCLZIP_OPT_BY_NAME][$j])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The entry is the searched directory");
$v_found = true;
}
}
// ----- Look for a filename
elseif ($v_header_list[$v_nb_extracted]['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "The file is the right one.");
$v_found = true;
}
}
}
// ----- Look for extract by ereg rule
else if ( (isset($p_options[PCLZIP_OPT_BY_EREG]))
&& ($p_options[PCLZIP_OPT_BY_EREG] != "")) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract by ereg '".$p_options[PCLZIP_OPT_BY_EREG]."'");
if (ereg($p_options[PCLZIP_OPT_BY_EREG], $v_header_list[$v_nb_extracted]['stored_filename'])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Filename match the regular expression");
$v_found = true;
}
}
// ----- Look for extract by preg rule
else if ( (isset($p_options[PCLZIP_OPT_BY_PREG]))
&& ($p_options[PCLZIP_OPT_BY_PREG] != "")) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with rule 'ByEreg'");
if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header_list[$v_nb_extracted]['stored_filename'])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Filename match the regular expression");
$v_found = true;
}
}
// ----- Look for extract by index rule
else if ( (isset($p_options[PCLZIP_OPT_BY_INDEX]))
&& ($p_options[PCLZIP_OPT_BY_INDEX] != 0)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Extract with rule 'ByIndex'");
// ----- Look if the index is in the list
for ($j=$j_start; ($j<sizeof($p_options[PCLZIP_OPT_BY_INDEX])) && (!$v_found); $j++) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Look if index '$i' is in [".$p_options[PCLZIP_OPT_BY_INDEX][$j]['start'].",".$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']."]");
if (($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['start']) && ($i<=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end'])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Found as part of an index range");
$v_found = true;
}
if ($i>=$p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Do not look this index range for next loop");
$j_start = $j+1;
}
if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start']>$i) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Index range is greater than index, stop loop");
break;
}
}
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "No argument mean remove all file");
$v_found = true;
}
// ----- Look for deletion
if ($v_found)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File '".$v_header_list[$v_nb_extracted]['stored_filename']."', index '$i' need to be deleted");
unset($v_header_list[$v_nb_extracted]);
}
else
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File '".$v_header_list[$v_nb_extracted]['stored_filename']."', index '$i' will not be deleted");
$v_nb_extracted++;
}
}
// ----- Look if something need to be deleted
if ($v_nb_extracted > 0) {
// ----- Creates a temporay file
$v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
// ----- Creates a temporary zip archive
$v_temp_zip = new PclZip($v_zip_temp_name);
// ----- Open the temporary zip file in write mode
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary write mode");
if (($v_result = $v_temp_zip->privOpenFd('wb')) != 1) {
$this->privCloseFd();
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Look which file need to be kept
for ($i=0; $i<sizeof($v_header_list); $i++) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Keep entry index '$i' : '".$v_header_list[$i]['filename']."'");
// ----- Calculate the position of the header
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Offset='". $v_header_list[$i]['offset']."'");
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position before rewind : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position after rewind : ".ftell($this->zip_fd)."'");
if (@fseek($this->zip_fd, $v_header_list[$i]['offset'])) {
// ----- Close the zip file
$this->privCloseFd();
$v_temp_zip->privCloseFd();
@unlink($v_zip_temp_name);
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position after fseek : ".ftell($this->zip_fd)."'");
// ----- Read the file header
$v_local_header = array();
if (($v_result = $this->privReadFileHeader($v_local_header)) != 1) {
// ----- Close the zip file
$this->privCloseFd();
$v_temp_zip->privCloseFd();
@unlink($v_zip_temp_name);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Check that local file header is same as central file header
if ($this->privCheckFileHeaders($v_local_header,
$v_header_list[$i]) != 1) {
// TBC
}
unset($v_local_header);
// ----- Write the file header
if (($v_result = $v_temp_zip->privWriteFileHeader($v_header_list[$i])) != 1) {
// ----- Close the zip file
$this->privCloseFd();
$v_temp_zip->privCloseFd();
@unlink($v_zip_temp_name);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Offset for this file is '".$v_header_list[$i]['offset']."'");
// ----- Read/write the data block
if (($v_result = PclZipUtilCopyBlock($this->zip_fd, $v_temp_zip->zip_fd, $v_header_list[$i]['compressed_size'])) != 1) {
// ----- Close the zip file
$this->privCloseFd();
$v_temp_zip->privCloseFd();
@unlink($v_zip_temp_name);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
}
// ----- Store the offset of the central dir
$v_offset = @ftell($v_temp_zip->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "New offset of central dir : $v_offset");
// ----- Re-Create the Central Dir files header
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Creates the new central directory");
for ($i=0; $i<sizeof($v_header_list); $i++) {
// ----- Create the file header
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Offset of file : ".$v_header_list[$i]['offset']);
if (($v_result = $v_temp_zip->privWriteCentralFileHeader($v_header_list[$i])) != 1) {
$v_temp_zip->privCloseFd();
$this->privCloseFd();
@unlink($v_zip_temp_name);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Transform the header to a 'usable' info
$v_temp_zip->privConvertHeader2FileInfo($v_header_list[$i], $p_result_list[$i]);
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Creates the central directory footer");
// ----- Zip file comment
$v_comment = '';
if (isset($p_options[PCLZIP_OPT_COMMENT])) {
$v_comment = $p_options[PCLZIP_OPT_COMMENT];
}
// ----- Calculate the size of the central header
$v_size = @ftell($v_temp_zip->zip_fd)-$v_offset;
// ----- Create the central dir footer
if (($v_result = $v_temp_zip->privWriteCentralHeader(sizeof($v_header_list), $v_size, $v_offset, $v_comment)) != 1) {
// ----- Reset the file list
unset($v_header_list);
$v_temp_zip->privCloseFd();
$this->privCloseFd();
@unlink($v_zip_temp_name);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Close
$v_temp_zip->privCloseFd();
$this->privCloseFd();
// ----- Delete the zip file
// TBC : I should test the result ...
@unlink($this->zipname);
// ----- Rename the temporary file
// TBC : I should test the result ...
//@rename($v_zip_temp_name, $this->zipname);
PclZipUtilRename($v_zip_temp_name, $this->zipname);
// ----- Destroy the temporary archive
unset($v_temp_zip);
}
// ----- Remove every files : reset the file
else if ($v_central_dir['entries'] != 0) {
$this->privCloseFd();
if (($v_result = $this->privOpenFd('wb')) != 1) {
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
if (($v_result = $this->privWriteCentralHeader(0, 0, 0, '')) != 1) {
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
$this->privCloseFd();
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privDirCheck()
// Description :
// Check if a directory exists, if not it creates it and all the parents directory
// which may be useful.
// Parameters :
// $p_dir : Directory path to check.
// Return Values :
// 1 : OK
// -1 : Unable to create directory
// --------------------------------------------------------------------------------
function privDirCheck($p_dir, $p_is_dir=false)
{
$v_result = 1;
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privDirCheck", "entry='$p_dir', is_dir='".($p_is_dir?"true":"false")."'");
// ----- Remove the final '/'
if (($p_is_dir) && (substr($p_dir, -1)=='/'))
{
$p_dir = substr($p_dir, 0, strlen($p_dir)-1);
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Looking for entry '$p_dir'");
// ----- Check the directory availability
if ((is_dir($p_dir)) || ($p_dir == ""))
{
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, "'$p_dir' is a directory");
return 1;
}
// ----- Extract parent directory
$p_parent_dir = dirname($p_dir);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Parent directory is '$p_parent_dir'");
// ----- Just a check
if ($p_parent_dir != $p_dir)
{
// ----- Look for parent directory
if ($p_parent_dir != "")
{
if (($v_result = $this->privDirCheck($p_parent_dir)) != 1)
{
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
}
}
// ----- Create the directory
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Create directory '$p_dir'");
if (!@mkdir($p_dir, 0777))
{
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_DIR_CREATE_FAIL, "Unable to create directory '$p_dir'");
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result, "Directory '$p_dir' created");
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privMerge()
// Description :
// If $p_archive_to_add does not exist, the function exit with a success result.
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privMerge(&$p_archive_to_add)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privMerge", "archive='".$p_archive_to_add->zipname."'");
$v_result=1;
// ----- Look if the archive_to_add exists
if (!is_file($p_archive_to_add->zipname))
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Archive to add does not exist. End of merge.");
// ----- Nothing to merge, so merge is a success
$v_result = 1;
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Look if the archive exists
if (!is_file($this->zipname))
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Archive does not exist, duplicate the archive_to_add.");
// ----- Do a duplicate
$v_result = $this->privDuplicate($p_archive_to_add->zipname);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Open the zip file
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($v_result=$this->privOpenFd('rb')) != 1)
{
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Read the central directory informations
$v_central_dir = array();
if (($v_result = $this->privReadEndCentralDir($v_central_dir)) != 1)
{
$this->privCloseFd();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Go to beginning of File
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position in zip : ".ftell($this->zip_fd)."'");
@rewind($this->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position in zip : ".ftell($this->zip_fd)."'");
// ----- Open the archive_to_add file
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open archive_to_add in binary read mode");
if (($v_result=$p_archive_to_add->privOpenFd('rb')) != 1)
{
$this->privCloseFd();
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Read the central directory informations
$v_central_dir_to_add = array();
if (($v_result = $p_archive_to_add->privReadEndCentralDir($v_central_dir_to_add)) != 1)
{
$this->privCloseFd();
$p_archive_to_add->privCloseFd();
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Go to beginning of File
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position in archive_to_add : ".ftell($p_archive_to_add->zip_fd)."'");
@rewind($p_archive_to_add->zip_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Position in archive_to_add : ".ftell($p_archive_to_add->zip_fd)."'");
// ----- Creates a temporay file
$v_zip_temp_name = PCLZIP_TEMPORARY_DIR.uniqid('pclzip-').'.tmp';
// ----- Open the temporary file in write mode
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($v_zip_temp_fd = @fopen($v_zip_temp_name, 'wb')) == 0)
{
$this->privCloseFd();
$p_archive_to_add->privCloseFd();
PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open temporary file ''.$v_zip_temp_name.'' in binary write mode');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Copy the files from the archive to the temporary file
// TBC : Here I should better append the file and go back to erase the central dir
$v_size = $v_central_dir['offset'];
while ($v_size != 0)
{
$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = fread($this->zip_fd, $v_read_size);
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
$v_size -= $v_read_size;
}
// ----- Copy the files from the archive_to_add into the temporary file
$v_size = $v_central_dir_to_add['offset'];
while ($v_size != 0)
{
$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = fread($p_archive_to_add->zip_fd, $v_read_size);
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
$v_size -= $v_read_size;
}
// ----- Store the offset of the central dir
$v_offset = @ftell($v_zip_temp_fd);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "New offset of central dir : $v_offset");
// ----- Copy the block of file headers from the old archive
$v_size = $v_central_dir['size'];
while ($v_size != 0)
{
$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = @fread($this->zip_fd, $v_read_size);
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
$v_size -= $v_read_size;
}
// ----- Copy the block of file headers from the archive_to_add
$v_size = $v_central_dir_to_add['size'];
while ($v_size != 0)
{
$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = @fread($p_archive_to_add->zip_fd, $v_read_size);
@fwrite($v_zip_temp_fd, $v_buffer, $v_read_size);
$v_size -= $v_read_size;
}
// ----- Merge the file comments
$v_comment = $v_central_dir['comment'].' '.$v_central_dir_to_add['comment'];
// ----- Calculate the size of the (new) central header
$v_size = @ftell($v_zip_temp_fd)-$v_offset;
// ----- Swap the file descriptor
// Here is a trick : I swap the temporary fd with the zip fd, in order to use
// the following methods on the temporary fil and not the real archive fd
$v_swap = $this->zip_fd;
$this->zip_fd = $v_zip_temp_fd;
$v_zip_temp_fd = $v_swap;
// ----- Create the central dir footer
if (($v_result = $this->privWriteCentralHeader($v_central_dir['entries']+$v_central_dir_to_add['entries'], $v_size, $v_offset, $v_comment)) != 1)
{
$this->privCloseFd();
$p_archive_to_add->privCloseFd();
@fclose($v_zip_temp_fd);
$this->zip_fd = null;
// ----- Reset the file list
unset($v_header_list);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Swap back the file descriptor
$v_swap = $this->zip_fd;
$this->zip_fd = $v_zip_temp_fd;
$v_zip_temp_fd = $v_swap;
// ----- Close
$this->privCloseFd();
$p_archive_to_add->privCloseFd();
// ----- Close the temporary file
@fclose($v_zip_temp_fd);
// ----- Delete the zip file
// TBC : I should test the result ...
@unlink($this->zipname);
// ----- Rename the temporary file
// TBC : I should test the result ...
//@rename($v_zip_temp_name, $this->zipname);
PclZipUtilRename($v_zip_temp_name, $this->zipname);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privDuplicate()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privDuplicate($p_archive_filename)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privDuplicate", "archive_filename='$p_archive_filename'");
$v_result=1;
// ----- Look if the $p_archive_filename exists
if (!is_file($p_archive_filename))
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Archive to duplicate does not exist. End of duplicate.");
// ----- Nothing to duplicate, so duplicate is a success.
$v_result = 1;
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Open the zip file
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($v_result=$this->privOpenFd('wb')) != 1)
{
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Open the temporary file in write mode
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Open file in binary read mode");
if (($v_zip_temp_fd = @fopen($p_archive_filename, 'rb')) == 0)
{
$this->privCloseFd();
PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, 'Unable to open archive file ''.$p_archive_filename.'' in binary write mode');
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Copy the files from the archive to the temporary file
// TBC : Here I should better append the file and go back to erase the central dir
$v_size = filesize($p_archive_filename);
while ($v_size != 0)
{
$v_read_size = ($v_size < PCLZIP_READ_BLOCK_SIZE ? $v_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Read $v_read_size bytes");
$v_buffer = fread($v_zip_temp_fd, $v_read_size);
@fwrite($this->zip_fd, $v_buffer, $v_read_size);
$v_size -= $v_read_size;
}
// ----- Close
$this->privCloseFd();
// ----- Close the temporary file
@fclose($v_zip_temp_fd);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privErrorLog()
// Description :
// Parameters :
// --------------------------------------------------------------------------------
function privErrorLog($p_error_code=0, $p_error_string='')
{
if (PCLZIP_ERROR_EXTERNAL == 1) {
PclError($p_error_code, $p_error_string);
}
else {
$this->error_code = $p_error_code;
$this->error_string = $p_error_string;
}
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privErrorReset()
// Description :
// Parameters :
// --------------------------------------------------------------------------------
function privErrorReset()
{
if (PCLZIP_ERROR_EXTERNAL == 1) {
PclErrorReset();
}
else {
$this->error_code = 0;
$this->error_string = '';
}
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privDecrypt()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privDecrypt($p_encryption_header, &$p_buffer, $p_size, $p_crc)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privDecrypt', "size=".$p_size."");
$v_result=1;
// ----- To Be Modified ;-)
$v_pwd = "test";
$p_buffer = PclZipUtilZipDecrypt($p_buffer, $p_size, $p_encryption_header,
$p_crc, $v_pwd);
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privDisableMagicQuotes()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privDisableMagicQuotes()
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privDisableMagicQuotes', "");
$v_result=1;
// ----- Look if function exists
if ( (!function_exists("get_magic_quotes_runtime"))
|| (!function_exists("set_magic_quotes_runtime"))) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Functions *et_magic_quotes_runtime are not supported");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Look if already done
if ($this->magic_quotes_status != -1) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "magic_quote already disabled");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Get and memorize the magic_quote value
$this->magic_quotes_status = @get_magic_quotes_runtime();
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Current magic_quotes_runtime status is '".($this->magic_quotes_status==0?'disable':'enable')."'");
// ----- Disable magic_quotes
if ($this->magic_quotes_status == 1) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Disable magic_quotes");
@set_magic_quotes_runtime(0);
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : privSwapBackMagicQuotes()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function privSwapBackMagicQuotes()
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, 'PclZip::privSwapBackMagicQuotes', "");
$v_result=1;
// ----- Look if function exists
if ( (!function_exists("get_magic_quotes_runtime"))
|| (!function_exists("set_magic_quotes_runtime"))) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Functions *et_magic_quotes_runtime are not supported");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Look if something to do
if ($this->magic_quotes_status != -1) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "magic_quote not modified");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Swap back magic_quotes
if ($this->magic_quotes_status == 1) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Enable back magic_quotes");
@set_magic_quotes_runtime($this->magic_quotes_status);
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
}
// End of class
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : PclZipUtilPathReduction()
// Description :
// Parameters :
// Return Values :
// --------------------------------------------------------------------------------
function PclZipUtilPathReduction($p_dir)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZipUtilPathReduction", "dir='$p_dir'");
$v_result = "";
// ----- Look for not empty path
if ($p_dir != "") {
// ----- Explode path by directory names
$v_list = explode("/", $p_dir);
// ----- Study directories from last to first
$v_skip = 0;
for ($i=sizeof($v_list)-1; $i>=0; $i--) {
// ----- Look for current path
if ($v_list[$i] == ".") {
// ----- Ignore this directory
// Should be the first $i=0, but no check is done
}
else if ($v_list[$i] == "..") {
$v_skip++;
}
else if ($v_list[$i] == "") {
// ----- First '/' i.e. root slash
if ($i == 0) {
$v_result = "/".$v_result;
if ($v_skip > 0) {
// ----- It is an invalid path, so the path is not modified
// TBC
$v_result = $p_dir;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 3, "Invalid path is unchanged");
$v_skip = 0;
}
}
// ----- Last '/' i.e. indicates a directory
else if ($i == (sizeof($v_list)-1)) {
$v_result = $v_list[$i];
}
// ----- Double '/' inside the path
else {
// ----- Ignore only the double '//' in path,
// but not the first and last '/'
}
}
else {
// ----- Look for item to skip
if ($v_skip > 0) {
$v_skip--;
}
else {
$v_result = $v_list[$i].($i!=(sizeof($v_list)-1)?"/".$v_result:"");
}
}
}
// ----- Look for skip
if ($v_skip > 0) {
while ($v_skip > 0) {
$v_result = '../'.$v_result;
$v_skip--;
}
}
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : PclZipUtilPathInclusion()
// Description :
// This function indicates if the path $p_path is under the $p_dir tree. Or,
// said in an other way, if the file or sub-dir $p_path is inside the dir
// $p_dir.
// The function indicates also if the path is exactly the same as the dir.
// This function supports path with duplicated '/' like '//', but does not
// support '.' or '..' statements.
// Parameters :
// Return Values :
// 0 if $p_path is not inside directory $p_dir
// 1 if $p_path is inside directory $p_dir
// 2 if $p_path is exactly the same as $p_dir
// --------------------------------------------------------------------------------
function PclZipUtilPathInclusion($p_dir, $p_path)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZipUtilPathInclusion", "dir='$p_dir', path='$p_path'");
$v_result = 1;
// ----- Look for path beginning by ./
if ( ($p_dir == '.')
|| ((strlen($p_dir) >=2) && (substr($p_dir, 0, 2) == './'))) {
$p_dir = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_dir, 1);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Replacing ./ by full path in p_dir '".$p_dir."'");
}
if ( ($p_path == '.')
|| ((strlen($p_path) >=2) && (substr($p_path, 0, 2) == './'))) {
$p_path = PclZipUtilTranslateWinPath(getcwd(), FALSE).'/'.substr($p_path, 1);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Replacing ./ by full path in p_path '".$p_path."'");
}
// ----- Explode dir and path by directory separator
$v_list_dir = explode("/", $p_dir);
$v_list_dir_size = sizeof($v_list_dir);
$v_list_path = explode("/", $p_path);
$v_list_path_size = sizeof($v_list_path);
// ----- Study directories paths
$i = 0;
$j = 0;
while (($i < $v_list_dir_size) && ($j < $v_list_path_size) && ($v_result)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Working on dir($i)='".$v_list_dir[$i]."' and path($j)='".$v_list_path[$j]."'");
// ----- Look for empty dir (path reduction)
if ($v_list_dir[$i] == '') {
$i++;
continue;
}
if ($v_list_path[$j] == '') {
$j++;
continue;
}
// ----- Compare the items
if (($v_list_dir[$i] != $v_list_path[$j]) && ($v_list_dir[$i] != '') && ( $v_list_path[$j] != '')) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Items ($i,$j) are different");
$v_result = 0;
}
// ----- Next items
$i++;
$j++;
}
// ----- Look if everything seems to be the same
if ($v_result) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Look for tie break");
// ----- Skip all the empty items
while (($j < $v_list_path_size) && ($v_list_path[$j] == '')) $j++;
while (($i < $v_list_dir_size) && ($v_list_dir[$i] == '')) $i++;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Looking on dir($i)='".($i < $v_list_dir_size?$v_list_dir[$i]:'')."' and path($j)='".($j < $v_list_path_size?$v_list_path[$j]:'')."'");
if (($i >= $v_list_dir_size) && ($j >= $v_list_path_size)) {
// ----- There are exactly the same
$v_result = 2;
}
else if ($i < $v_list_dir_size) {
// ----- The path is shorter than the dir
$v_result = 0;
}
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : PclZipUtilCopyBlock()
// Description :
// Parameters :
// $p_mode : read/write compression mode
// 0 : src & dest normal
// 1 : src gzip, dest normal
// 2 : src normal, dest gzip
// 3 : src & dest gzip
// Return Values :
// --------------------------------------------------------------------------------
function PclZipUtilCopyBlock($p_src, $p_dest, $p_size, $p_mode=0)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZipUtilCopyBlock", "size=$p_size, mode=$p_mode");
$v_result = 1;
if ($p_mode==0)
{
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Src offset before read :".(@ftell($p_src)));
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Dest offset before write :".(@ftell($p_dest)));
while ($p_size != 0)
{
$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = @fread($p_src, $v_read_size);
@fwrite($p_dest, $v_buffer, $v_read_size);
$p_size -= $v_read_size;
}
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Src offset after read :".(@ftell($p_src)));
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Dest offset after write :".(@ftell($p_dest)));
}
else if ($p_mode==1)
{
while ($p_size != 0)
{
$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = @gzread($p_src, $v_read_size);
@fwrite($p_dest, $v_buffer, $v_read_size);
$p_size -= $v_read_size;
}
}
else if ($p_mode==2)
{
while ($p_size != 0)
{
$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = @fread($p_src, $v_read_size);
@gzwrite($p_dest, $v_buffer, $v_read_size);
$p_size -= $v_read_size;
}
}
else if ($p_mode==3)
{
while ($p_size != 0)
{
$v_read_size = ($p_size < PCLZIP_READ_BLOCK_SIZE ? $p_size : PCLZIP_READ_BLOCK_SIZE);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 4, "Read $v_read_size bytes");
$v_buffer = @gzread($p_src, $v_read_size);
@gzwrite($p_dest, $v_buffer, $v_read_size);
$p_size -= $v_read_size;
}
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : PclZipUtilRename()
// Description :
// This function tries to do a simple rename() function. If it fails, it
// tries to copy the $p_src file in a new $p_dest file and then unlink the
// first one.
// Parameters :
// $p_src : Old filename
// $p_dest : New filename
// Return Values :
// 1 on success, 0 on failure.
// --------------------------------------------------------------------------------
function PclZipUtilRename($p_src, $p_dest)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZipUtilRename", "source=$p_src, destination=$p_dest");
$v_result = 1;
// ----- Try to rename the files
if (!@rename($p_src, $p_dest)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Fail to rename file, try copy+unlink");
// ----- Try to copy & unlink the src
if (!@copy($p_src, $p_dest)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Fail to copy file");
$v_result = 0;
}
else if (!@unlink($p_src)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Fail to unlink old filename");
$v_result = 0;
}
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : PclZipUtilOptionText()
// Description :
// Translate option value in text. Mainly for debug purpose.
// Parameters :
// $p_option : the option value.
// Return Values :
// The option text value.
// --------------------------------------------------------------------------------
function PclZipUtilOptionText($p_option)
{
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZipUtilOptionText", "option='".$p_option."'");
$v_list = get_defined_constants();
for (reset($v_list); $v_key = key($v_list); next($v_list)) {
$v_prefix = substr($v_key, 0, 10);
if (( ($v_prefix == 'PCLZIP_OPT')
|| ($v_prefix == 'PCLZIP_CB_')
|| ($v_prefix == 'PCLZIP_ATT'))
&& ($v_list[$v_key] == $p_option)) {
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_key);
return $v_key;
}
}
$v_result = 'Unknown';
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// --------------------------------------------------------------------------------
// --------------------------------------------------------------------------------
// Function : PclZipUtilTranslateWinPath()
// Description :
// Translate windows path by replacing '' by '/' and optionally removing
// drive letter.
// Parameters :
// $p_path : path to translate.
// $p_remove_disk_letter : true | false
// Return Values :
// The path translated.
// --------------------------------------------------------------------------------
function PclZipUtilTranslateWinPath($p_path, $p_remove_disk_letter=true)
{
if (stristr(php_uname(), 'windows')) {
// ----- Look for potential disk letter
if (($p_remove_disk_letter) && (($v_position = strpos($p_path, ':')) != false)) {
$p_path = substr($p_path, $v_position+1);
}
// ----- Change potential windows directory separator
if ((strpos($p_path, '\') > 0) || (substr($p_path, 0,1) == '\')) {
$p_path = strtr($p_path, '\', '/');
}
}
return $p_path;
}
// --------------------------------------------------------------------------------
?>