function generate($minLength)
{
// choose starting word at random
$word = choose($this->initials);
// put into array
$title = array($word);
// loop over random words
while ($this->stats[$word]) {
$nextWords = $this->stats[$word];
$word = choose($nextWords);
array_push($title, $word);
// if this word is known to end a sentence / phrase and the minimum string length has been met
if (count($title) > $minLength && $this->terminals[$word]) {
// exit
break;
}
}
// join by spaces
$str = implode(' ', $title);
// ensure that the randomly generated string doesn't exist in the source
if (count($title) < $minLength || in_array($str, $this->source)) {
return $this->generate($minLength);
}
return $str;
}
function choose($search_path, $segments = [])
{
$candidates = array_shift($search_path);
foreach ($candidates as $segment) {
if (count($search_path) > 0) {
$chosen = choose($search_path, array_merge($segments, [$segment]));
if ($chosen !== NULL) {
return $chosen;
}
} else {
$chosen = BASEPATH . implode(DIRECTORY_SEPARATOR, array_merge($segments, [$segment]));
if (file_exists($chosen)) {
return $chosen;
}
}
}
return NULL;
}
/**
* Does the same as {@see choose()}, but always asks yes/no and returns a boolean
*
* @param string $question The question to ask the user.
* @param bool|null $default The default choice, in a boolean format.
* @return bool
*/
function confirm($question, $default = false)
{
if (is_bool($default)) {
$default = $default ? 'y' : 'n';
}
$result = choose($question, 'yn', $default);
return $result == 'y';
}
function chwrap($x) {
return choose($x);
}
protected function choose($dirname, $segments, $filename, $extension = NULL)
{
$filename .= $extension !== NULL ? '.' . $extension : '';
$search_path = [];
$search_path[] = $this->controller->packages;
$search_path[] = [$dirname];
if ($segments === NULL) {
$segments = isset($this->controller->segments) ? $this->controller->segments : [];
}
foreach ($segments as $segment_key => $segment_value) {
if ($segment_key === 'args') {
continue;
}
$search_path[] = [$segment_value, ''];
}
$search_path[] = [$filename];
$chosen = choose($search_path);
if ($chosen === NULL) {
die("File '{$filename}' not found in '{$dirname}'.");
}
return $chosen;
}
<?php
header("Content-type: text/html; charset=gb2312");
include "Course.class.php";
switch ($_GET['action']) {
case 'login':
login();
break;
case 'choose':
choose();
break;
case 'grab':
grab();
break;
}
function login()
{
//登录
$grab = new Course($_POST['username']);
$username = $_POST['username'];
$password = $_POST['password'];
$url = "http://jw.gdufs.edu.cn/pkmslogin.form";
$field = array('username' => $username, 'password' => $password, 'login-form-type' => 'pwd');
if ($grab->login($url, $field)) {
$res = my_iconv($grab->loginResult());
echo json_encode($res);
} else {
echo 0;
}
}
function choose()