function PclZip::privAddFile in Quiz 6.5
Same name and namespace in other branches
- 6.6 includes/moodle/lib/pclzip/pclzip.lib.php \PclZip::privAddFile()
1 call to PclZip::privAddFile()
- PclZip::privAddFileList in includes/
moodle/ lib/ pclzip/ pclzip.lib.php
File
- includes/
moodle/ lib/ pclzip/ pclzip.lib.php, line 2501
Class
Code
function privAddFile($p_filedescr, &$p_header, &$p_options) {
//--(MAGIC-PclTrace)--//PclTraceFctStart(__FILE__, __LINE__, "PclZip::privAddFile", "filename='".$p_filedescr['filename']."'");
$v_result = 1;
// ----- Working variable
$p_filename = $p_filedescr['filename'];
// TBC : Already done in the fileAtt check ... ?
if ($p_filename == "") {
// ----- Error log
PclZip::privErrorLog(PCLZIP_ERR_INVALID_PARAMETER, "Invalid file list parameter (invalid or empty list)");
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
// ----- Look for a stored different filename
if (isset($p_filedescr['stored_filename'])) {
$v_stored_filename = $p_filedescr['stored_filename'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, 'Stored filename is NOT the same "'.$v_stored_filename.'"');
}
else {
$v_stored_filename = $p_filedescr['stored_filename'];
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, 'Stored filename is the same');
}
// ----- Set the file properties
clearstatcache();
$p_header['version'] = 20;
$p_header['version_extracted'] = 10;
$p_header['flag'] = 0;
$p_header['compression'] = 0;
$p_header['mtime'] = filemtime($p_filename);
$p_header['crc'] = 0;
$p_header['compressed_size'] = 0;
$p_header['size'] = filesize($p_filename);
$p_header['filename_len'] = strlen($p_filename);
$p_header['extra_len'] = 0;
$p_header['comment_len'] = 0;
$p_header['disk'] = 0;
$p_header['internal'] = 0;
// $p_header['external'] = (is_file($p_filename)?0xFE49FFE0:0x41FF0010);
$p_header['external'] = is_file($p_filename) ? 0x0 : 0x10;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 5, "Header external extension '".sprintf("0x%X",$p_header['external'])."'");
$p_header['offset'] = 0;
$p_header['filename'] = $p_filename;
$p_header['stored_filename'] = $v_stored_filename;
$p_header['extra'] = '';
$p_header['comment'] = '';
$p_header['status'] = 'ok';
$p_header['index'] = -1;
// ----- Look for pre-add callback
if (isset($p_options[PCLZIP_CB_PRE_ADD])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "A pre-callback '".$p_options[PCLZIP_CB_PRE_ADD]."()') is defined for the extraction");
// ----- Generate a local information
$v_local_header = array();
$this
->privConvertHeader2FileInfo($p_header, $v_local_header);
// ----- Call the callback
// Here I do not use call_user_func() because I need to send a reference to the
// header.
eval('$v_result = ' . $p_options[PCLZIP_CB_PRE_ADD] . '(PCLZIP_CB_PRE_ADD, $v_local_header);');
if ($v_result == 0) {
// ----- Change the file status
$p_header['status'] = "skipped";
$v_result = 1;
}
// ----- Update the informations
// Only some fields can be modified
if ($p_header['stored_filename'] != $v_local_header['stored_filename']) {
$p_header['stored_filename'] = PclZipUtilPathReduction($v_local_header['stored_filename']);
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "New stored filename is '".$p_header['stored_filename']."'");
}
}
// ----- Look for empty stored filename
if ($p_header['stored_filename'] == "") {
$p_header['status'] = "filtered";
}
// ----- Check the path length
if (strlen($p_header['stored_filename']) > 0xff) {
$p_header['status'] = 'filename_too_long';
}
// ----- Look if no error, or file not skipped
if ($p_header['status'] == 'ok') {
// ----- Look for a file
if (is_file($p_filename)) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "'".$p_filename."' is a file");
// ----- Open the source file
if (($v_file = @fopen($p_filename, "rb")) == 0) {
PclZip::privErrorLog(PCLZIP_ERR_READ_OPEN_FAIL, "Unable to open file '{$p_filename}' in binary read mode");
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, PclZip::errorCode(), PclZip::errorInfo());
return PclZip::errorCode();
}
if ($p_options[PCLZIP_OPT_NO_COMPRESSION]) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File will not be compressed");
// ----- Read the file content
$v_content_compressed = @fread($v_file, $p_header['size']);
// ----- Calculate the CRC
$p_header['crc'] = @crc32($v_content_compressed);
// ----- Set header parameters
$p_header['compressed_size'] = $p_header['size'];
$p_header['compression'] = 0;
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File will be compressed");
// ----- Read the file content
$v_content = @fread($v_file, $p_header['size']);
// ----- Calculate the CRC
$p_header['crc'] = @crc32($v_content);
// ----- Compress the file
$v_content_compressed = @gzdeflate($v_content);
// ----- Set header parameters
$p_header['compressed_size'] = strlen($v_content_compressed);
$p_header['compression'] = 8;
}
// ----- Look for encryption
/*
if ((isset($p_options[PCLZIP_OPT_CRYPT]))
&& ($p_options[PCLZIP_OPT_CRYPT] != "")) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "File need to be crypted ....");
// Should be a random header
$v_header = 'xxxxxxxxxxxx';
$v_content_compressed = PclZipUtilZipEncrypt($v_content_compressed,
$p_header['compressed_size'],
$v_header,
$p_header['crc'],
"test");
$p_header['compressed_size'] += 12;
$p_header['flag'] = 1;
// ----- Add the header to the data
$v_content_compressed = $v_header.$v_content_compressed;
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "Size after header : ".strlen($v_content_compressed)."");
}
*/
// ----- Call the header generation
if (($v_result = $this
->privWriteFileHeader($p_header)) != 1) {
@fclose($v_file);
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
// ----- Write the compressed (or not) content
@fwrite($this->zip_fd, $v_content_compressed, $p_header['compressed_size']);
// ----- Close the file
@fclose($v_file);
}
else {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "'".$p_filename."' is a folder");
// ----- Look for directory last '/'
if (@substr($p_header['stored_filename'], -1) != '/') {
$p_header['stored_filename'] .= '/';
}
// ----- Set the file properties
$p_header['size'] = 0;
//$p_header['external'] = 0x41FF0010; // Value for a folder : to be checked
$p_header['external'] = 0x10;
// Value for a folder : to be checked
// ----- Call the header generation
if (($v_result = $this
->privWriteFileHeader($p_header)) != 1) {
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}
}
}
// ----- Look for post-add callback
if (isset($p_options[PCLZIP_CB_POST_ADD])) {
//--(MAGIC-PclTrace)--//PclTraceFctMessage(__FILE__, __LINE__, 2, "A post-callback '".$p_options[PCLZIP_CB_POST_ADD]."()') is defined for the extraction");
// ----- Generate a local information
$v_local_header = array();
$this
->privConvertHeader2FileInfo($p_header, $v_local_header);
// ----- Call the callback
// Here I do not use call_user_func() because I need to send a reference to the
// header.
eval('$v_result = ' . $p_options[PCLZIP_CB_POST_ADD] . '(PCLZIP_CB_POST_ADD, $v_local_header);');
if ($v_result == 0) {
// ----- Ignored
$v_result = 1;
}
// ----- Update the informations
// Nothing can be modified
}
// ----- Return
//--(MAGIC-PclTrace)--//PclTraceFctEnd(__FILE__, __LINE__, $v_result);
return $v_result;
}