public function privExtractByRule(&$p_file_list, $p_path, $p_remove_path, $p_remove_all_path, &$p_options)
{
$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) == '/') {
$p_path = substr($p_path, 0, strlen($p_path) - 1);
}
}
// ----- Look for path to remove format (should end by /)
if ($p_remove_path != '' && substr($p_remove_path, -1) != '/') {
$p_remove_path .= '/';
}
$p_remove_path_size = strlen($p_remove_path);
// ----- Open the zip file
if (($v_result = $this->privOpenFd('rb')) != 1) {
$this->privSwapBackMagicQuotes();
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();
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']; $i++) {
// ----- Read next Central dir entry
@rewind($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
return PclZip::errorCode();
}
// ----- Read the file header
$v_header = array();
if (($v_result = $this->privReadCentralFileHeader($v_header)) != 1) {
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
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]) && $p_options[PCLZIP_OPT_BY_NAME] != 0) {
// ----- Look if the filename is in the list
for ($j = 0; $j < count($p_options[PCLZIP_OPT_BY_NAME]) && !$v_extract; $j++) {
// ----- Look for a directory
if (substr($p_options[PCLZIP_OPT_BY_NAME][$j], -1) == '/') {
// ----- Look if the directory is in the filename path
if (strlen($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]) {
$v_extract = true;
}
} elseif ($v_header['stored_filename'] == $p_options[PCLZIP_OPT_BY_NAME][$j]) {
$v_extract = true;
}
}
} elseif (isset($p_options[PCLZIP_OPT_BY_PREG]) && $p_options[PCLZIP_OPT_BY_PREG] != '') {
if (preg_match($p_options[PCLZIP_OPT_BY_PREG], $v_header['stored_filename'])) {
$v_extract = true;
}
} elseif (isset($p_options[PCLZIP_OPT_BY_INDEX]) && $p_options[PCLZIP_OPT_BY_INDEX] != 0) {
// ----- Look if the index is in the list
for ($j = $j_start; $j < count($p_options[PCLZIP_OPT_BY_INDEX]) && !$v_extract; $j++) {
if ($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['start'] && $i <= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
$v_extract = true;
}
if ($i >= $p_options[PCLZIP_OPT_BY_INDEX][$j]['end']) {
$j_start = $j + 1;
}
if ($p_options[PCLZIP_OPT_BY_INDEX][$j]['start'] > $i) {
break;
}
}
} else {
$v_extract = true;
}
// ----- Check compression method
if ($v_extract && ($v_header['compression'] != 8 && $v_header['compression'] != 0)) {
$v_header['status'] = 'unsupported_compression';
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
if (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]) && $p_options[PCLZIP_OPT_STOP_ON_ERROR] === true) {
$this->privSwapBackMagicQuotes();
PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_COMPRESSION, "Filename '" . $v_header['stored_filename'] . "' is " . 'compressed by an unsupported compression ' . 'method (' . $v_header['compression'] . ') ');
return PclZip::errorCode();
}
}
// ----- Check encrypted files
if ($v_extract && ($v_header['flag'] & 1) == 1) {
$v_header['status'] = 'unsupported_encryption';
// ----- Look for PCLZIP_OPT_STOP_ON_ERROR
if (isset($p_options[PCLZIP_OPT_STOP_ON_ERROR]) && $p_options[PCLZIP_OPT_STOP_ON_ERROR] === true) {
$this->privSwapBackMagicQuotes();
PclZip::privErrorLog(PCLZIP_ERR_UNSUPPORTED_ENCRYPTION, 'Unsupported encryption for ' . " filename '" . $v_header['stored_filename'] . "'");
return PclZip::errorCode();
}
}
// ----- Look for real extraction
if ($v_extract && $v_header['status'] != 'ok') {
$v_result = $this->privConvertHeader2FileInfo($v_header, $p_file_list[$v_nb_extracted++]);
if ($v_result != 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
return $v_result;
}
$v_extract = false;
}
// ----- Look for real extraction
if ($v_extract) {
// ----- Go to the file position
@rewind($this->zip_fd);
if (@fseek($this->zip_fd, $v_header['offset'])) {
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_ARCHIVE_ZIP, 'Invalid archive size');
// ----- Return
return PclZip::errorCode();
}
// ----- Look for extraction as string
if ($p_options[PCLZIP_OPT_EXTRACT_AS_STRING]) {
$v_string = '';
// ----- Extracting the file
$v_result1 = $this->privExtractFileAsString($v_header, $v_string, $p_options);
if ($v_result1 < 1) {
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
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();
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;
}
} 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();
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();
return $v_result;
}
// ----- Look for user callback abort
if ($v_result1 == 2) {
break;
}
} 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();
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();
return $v_result;
}
// ----- Look for user callback abort
if ($v_result1 == 2) {
break;
}
}
}
}
// ----- Close the zip file
$this->privCloseFd();
$this->privSwapBackMagicQuotes();
// ----- Return
return $v_result;
}