function test_incomplete_final_chunk()
{
$input = range(0, 9);
$chunker = chunk(3);
$expect = [[0, 1, 2], [3, 4, 5], [6, 7, 8], [9]];
$actual = iterator_to_array($chunker($input));
$this->assertEquals($expect, $actual);
}
function log_list()
{
pagetop(gTxt('visitor_logs'));
extract(get_prefs());
safe_delete("txp_log", "`time` < date_sub(now(),interval " . $expire_logs_after . " day)");
safe_optimize("txp_log");
safe_repair("txp_log");
$page = gps('page');
$total = getCount('txp_log', "1");
$limit = 50;
$numPages = ceil($total / $limit);
$page = !$page ? 1 : $page;
$offset = ($page - 1) * $limit;
$nav[] = $page > 1 ? PrevNextLink("log", $page - 1, gTxt('prev'), 'prev') : '';
$nav[] = sp . small($page . '/' . $numPages) . sp;
$nav[] = $page != $numPages ? PrevNextLink("log", $page + 1, gTxt('next'), 'next') : '';
$rs = safe_rows_start("*, unix_timestamp(time) as stamp", "txp_log", "1 order by time desc limit {$offset},{$limit}");
if ($rs) {
echo startTable('list'), assHead('time', 'host', 'page', 'referrer');
$stamp = '';
while ($a = nextRow($rs)) {
extract($a);
if ($refer) {
$referprint = preg_replace("/^www\\./", "", chunk(htmlspecialchars($refer), 50));
$referprint = '<a href="http://' . htmlspecialchars($refer) . '">' . $referprint . '</a>';
} else {
$referprint = ' ';
}
$pageprint = preg_replace('/\\/$/', '', htmlspecialchars(substr($page, 1)));
$pageprint = $pageprint == '' ? '' : '<a href="' . htmlspecialchars($page) . '" target="_blank">' . chunk($pageprint, 50) . '</a>';
if ($method == 'POST') {
$pageprint = '<b>' . $pageprint . '</b>';
}
$fstamp = date("n/j g:i a", $stamp + tz_offset());
$hostprint = chunk($host, 40);
echo tr(td($fstamp) . td($hostprint) . td($pageprint) . td($referprint));
unset($refer, $referprint, $page, $pageprint);
}
echo '<tr><td colspan="4" align="right" style="padding:10px">', join('', $nav), "</td></tr>", endTable();
} else {
echo graf(gTxt('no_refers_recorded'), ' align="center"');
}
}
if (!is_dir($path)) {
echo "[{$path}] already exists, but not dir\n";
exit - 1;
}
}
$file = "{$path}/{$argv[1]}.{$argv[2]}";
if (file_exists($file)) {
echo "[{$file}] already exists\n";
exit - 1;
}
$fout = fopen($file, 'w');
$to_file = function ($line) {
global $fout;
fwrite($fout, "{$line}");
};
chunk($argv[0], $argv[1], $argv[2], $to_file);
fclose($fout);
echo json_encode($argv) . " done.";
function chunk($filename, $chunks, $chunk, $doadeed)
{
$size = filesize($filename);
$chunk_size = ceil($size / $chunks);
$buff_size = 1024;
$start = $chunk * $chunk_size;
$end = $start + $chunk_size;
if (DEBUG) {
echo "total size: {$size}, chunk size: {$chunk_size}, from: {$start}, to: {$end}\n";
}
$fin = fopen($filename, 'r');
fseek($fin, $start);
$head = "{$chunk}" == "0" ? false : true;
/**
* @expectedException \InvalidArgumentException
* @expectedExceptionMessage Chunk size must be positive
*/
public function testNegativeChunkSizeError()
{
toArray(chunk([1, 2, 3], -1));
}
public function testChunk()
{
$iterable = new \ArrayIterator(['a' => 1, 'b' => 2, 'c' => 3, 'd' => 4, 'e' => 5]);
$this->assertSame([['a' => 1, 'b' => 2], ['c' => 3, 'd' => 4], ['e' => 5]], toArray(chunk($iterable, 2)));
$this->assertSame([[0 => 0, 1 => 1], [2 => 2, 3 => 3]], toArray(chunk([0, 1, 2, 3], 2)));
$this->assertSame([[0, 1, 2]], toArray(chunk([0, 1, 2], 100000)));
$this->assertSame([], toArray(chunk([], 100000)));
}