private function Archive_Tar::_extractInString
private Archive_Tar::_extractInString($p_filename)
This method extract from the archive one file identified by $p_filename. The return value is a string with the file content, or null on error.
Parameters
string $p_filename The path of the file to extract in a string.:
Return value
a string with the file content or null.
File
- modules/system/system.tar.inc, line 1863
Class
Code
private function _extractInString($p_filename) { $v_result_str = ""; while (strlen($v_binary_data = $this->_readBlock()) != 0) { if (!$this->_readHeader($v_binary_data, $v_header)) { return null; } if ($v_header['filename'] == '') { continue; } // ----- Look for long filename if ($v_header['typeflag'] == 'L') { if (!$this->_readLongHeader($v_header)) { return null; } } if ($v_header['filename'] == $p_filename) { if ($v_header['typeflag'] == "5") { $this->_error( 'Unable to extract in string a directory ' . 'entry {' . $v_header['filename'] . '}' ); return null; } else { $n = floor($v_header['size'] / 512); for ($i = 0; $i < $n; $i++) { $v_result_str .= $this->_readBlock(); } if (($v_header['size'] % 512) != 0) { $v_content = $this->_readBlock(); $v_result_str .= substr( $v_content, 0, ($v_header['size'] % 512) ); } return $v_result_str; } } else { $this->_jumpBlock(ceil(($v_header['size'] / 512))); } } return null; }
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https://api.drupal.org/api/drupal/modules!system!system.tar.inc/function/Archive_Tar::_extractInString/7.x