/**
* Retrieve last 100 lines of log from /var/findik/filter.log
* @return an array of VOLog
*/
public function getData($searchKey = null)
{
$lines = get_lines();
$ret = array();
foreach ($lines as $line) {
$tmp = new VOLog();
$logInfo = explode(" ", $line);
if ($logInfo[2] == "WARN") {
$tmp->date = $logInfo[0];
$tmp->time = $logInfo[1];
list($x, $tmp->result) = explode(":", $logInfo[5]);
list($x, $tmp->localAddr) = explode(":", $logInfo[6]);
list($x, $tmp->domain) = explode(":", $logInfo[7]);
list($x, $tmp->url) = explode(":", $logInfo[8], 2);
list($x, $tmp->reqSize) = explode(":", $logInfo[9]);
list($x, $tmp->respSize) = explode(":", $logInfo[10]);
} else {
$tmp->date = $logInfo[0];
$tmp->time = $logInfo[1];
list($x, $tmp->result) = explode(":", $logInfo[4]);
list($x, $tmp->localAddr) = explode(":", $logInfo[5]);
list($x, $tmp->domain) = explode(":", $logInfo[6]);
list($x, $tmp->url) = explode(":", $logInfo[7], 2);
list($x, $tmp->reqSize) = explode(":", $logInfo[8]);
list($x, $tmp->respSize) = explode(":", $logInfo[9]);
}
$ret[] = $tmp;
}
return array_reverse($ret);
}
/**
* Imprime as informações extraídas
*
* @param array $addressList Lista de endereços
* @param string $type Tipo do endereço
* @return undefined
*/
function parse_lines_from_list($addressList, $type)
{
echo "\"data\" : {";
foreach ($addressList as $address) {
$name = $address[0];
$code = $address[1];
// pega as informações do endereço
$lines = get_lines($address[1]);
// re-ordena as linhas
sort($lines);
// transforma de array PHP para JSON
$lines = json_encode($lines);
// monta as propriedades de cada linha
echo "\n \"{$code}\" : {\n \"name\" : \"{$name}\",\n \"type\" : \"{$type}\",\n \"lines\" : {$lines}\n },";
}
echo "\n}";
}
* Useful for large files, such as logs, when you want to process lines in PHP
* or write lines to a database.
*
* @author Dan Ruscoe
*/
// The name of the file to read
define('FILE_NAME', 'file.log');
// The number of lines to display
define('LINES_TO_DISPLAY', 10);
if (!is_file(FILE_NAME)) {
die("Not a file - " . FILE_NAME . "\n");
}
if (LINES_TO_DISPLAY < 1) {
die("Number of lines to display must be greater than 0\n");
}
if (!($lines = get_lines(FILE_NAME, LINES_TO_DISPLAY))) {
die("Could not get lines from file - " . FILE_NAME . "\n");
}
foreach ($lines as $line) {
echo $line;
}
exit;
/**
* Returns an array containing X number of rows from the end of a file.
*
* @param string $filename
* @param int $lines_to_display
* @return array
*/
function get_lines($filename, $lines_to_display)
{
//move the pointer at the first character;
rewind($fp);
//out of control
break;
}
//substract one character from the pointer position
$pointer--;
//move the pointer at the end of the file with 'offset'(pointer) position
fseek($fp, $pointer, SEEK_END);
//get the current character from pointer
$char = fgetc($fp);
}
//get a character
$line = fgets($fp);
//push into array lines
array_push($lines, $line);
//reset the character;
$char = '';
}
return array_reverse($lines);
}
$lines = get_lines(FILENAME, LINES_TO_DISPLAY);
foreach ($lines as $line) {
echo $line . "<br/>";
}
if (isset($_GET['show'])) {
highlight_file($_SERVER['SCRIPT_FILENAME']);
}
exit;
?>
function page_load()
{
global $CHAT_DATA_FILE_NAME;
global $CHAT_KEY_LAST_INDEX;
global $CHAT_CONNECTION_TIMEOUT;
global $CHAT_KEY_FORMAT;
global $CHAT_KEY_CALLBACK;
//chat lines
$lines = get_lines();
// How many lines are there in total.
$lineCount = count($lines);
// The last sequence number retrieved in that session.
$lastIndex = get($CHAT_KEY_LAST_INDEX, 0);
// Used for detecting connection timeout.
$startTime = $currentTime = time();
// Used for detecting file changes.
$startModified = $currentModified = filemtime($CHAT_DATA_FILE_NAME);
// request format
$format = get($CHAT_KEY_FORMAT, 'json');
// calback
$callback = get($CHAT_KEY_CALLBACK, 'callback');
$isNewData = $lineCount - 1 > $lastIndex;
// if there is unread data, flush immediately.
if ($isNewData) {
flush_buffer($lines, $lastIndex, $format, $callback);
die;
}
//busy-wait
while (true) {
// Give some breathing time for the CPU.
usleep(10000);
// Reset file statistics.
clearstatcache();
$currentTime = time();
$currentModified = filemtime($CHAT_DATA_FILE_NAME);
$isFileModified = $currentModified - $startModified > 0;
// Someone else has modified the file, get contents and flush.
if ($isFileModified) {
$lines = get_lines();
break;
}
$isResponseTimedOut = $currentTime - $startTime > $CHAT_CONNECTION_TIMEOUT;
// Nothing special, break and give a default response.
if ($isResponseTimedOut) {
break;
}
}
flush_buffer($lines, $lastIndex, $format, $callback);
die;
}
