全文搜索和替换

<?php;;exec("/bin/grep -r '$oldword' $rootpath", $results, $errorCode);;;if ($errorCode){;;if ($errorCode == 1){;;echo "Possibly no files were found with $oldword in them<BR>n";;;};;echo "OS Error: $errorCode<BR>n";;;echo "Check 'man errno' and count down<BR>n";;;echo "Usually paths/permissions<BR>n";;;};;while (list(,$path) = each($results)){;;$parts = explode(':', $path);;;$path = $parts[0];;;$fp = fopen($path, 'r') or print("Cannot read $path<BR>n");;;if ($fp){;;$data = fread($fp, filesize($path));;;fclose($fp);;;$newdata = str_replace($oldword, $newword, $data);;;$fp = fopen($path, 'w') or print("Cannot write $path<BR>n");;;if ($fp){;;fwrite($fp, $newdata);;;fclose($fp);;;echo $path, "<BR>n";;;};;};;};;?>;;Example;;http://yourserver.com/globalreplace.php?oldword=test&newword=text&rootpath=/path/to/dir;;