PHP loginForm函数代码示例

<h1>Moje rozwiązania</h1>
<?php
$database = connectDatabase();
if (!$database)
{	include('php/database_fail.php');	}
else if (!isset($_SESSION['userId']))
	{	loginForm($category, $authStatus);	}
else
{
	$limitSize = 100;
	$result = $database->query("SELECT COUNT(id) AS 'pages' FROM solutions;");
	$row = $result->fetch_assoc();
	$page_count = intval($row['pages'] / $limitSize);
	if ($row['pages'] % $limitSize)
		{	$page_count = $page_count + 1;	}
		
	if (!empty($_GET["page"]) && is_numeric($_GET["page"]) && $_GET["page"] > 0 && $_GET["page"] <= $page_count)
	{
		$page = ' LIMIT '.$limitSize.' OFFSET '.(($_GET["page"]-1)*$limitSize);
		$actual_page = $_GET["page"];
	}
	else
	{
		$page = ' LIMIT '.$limitSize.' OFFSET 0';
		$actual_page = 1;
	}

	$result = $database->query("SELECT solutions.id, solutions.task_id, solutions.make_date, solutions.lang_id,
		solutions.points, solutions.error, solutions.error_str, taskList.title AS 'task_title',
		languages.language_name AS 'lang_name', languages.compiler_system_name AS 'compiler'
		FROM solutions LEFT JOIN taskList ON solutions.task_id = taskList.id

        $authuser = $user::authenticate($username, $password);
        if ($authuser) {
            $session->LogIn($authuser);
            redirectTo("../admin/");
            //echo "you  are now logged in";
        } else {
            $msg = "Username and Password combination is not correct";
        }
    } else {
        $email = "";
        $password = "";
    }
    //login form
    $form = new Form("login", filter_var($_SERVER['PHP_SELF']), "post", "enctype=\"application/x-www-form-urlencoded\"\n");
    $form->startForm();
    $form->setFormField("", $form->addFormInfo("<p style=\"text-align:center;\">Enter your username and password to access admin dashboard<br>\n<img  src=\"../" . TEMPLATE_DIR . SITE_TEMPLATE . "/_images/login_icon.png\" /></p>"));
    if (isset($msg) && strlen($msg) > 0) {
        $form->setFormField("", $form->addFormInfo("<p  class=\"error\">{$msg}</p>"));
    }
    //Username
    $form->setFormField($form->inputLabel("username", "Username"), $form->inputField("text", "username", "", 'autocomplete="on"'));
    $form->setFormField($form->inputLabel("username", "Password"), $form->inputField("password", "password", ""));
    $form->setFormField("", $form->inputField("submit", "login", "Login") . " or " . GenerateUrl::buildLink("../auth", "register.php", "Register"));
    return $form->DisplayFields($GLOBALS["form_labling"]);
    $form->endForm();
}
//Desplaying output to page
$template->setPage("Title", "Admin::Login");
$template->setPage("Content", loginForm());
$template->setPage("Footer", ADMIN_FOOTER);
include_once "../" . TEMPLATE_DIR . SITE_TEMPLATE . ADMIN_LAYOUT;

    </form>
    </div>
    ';
}
if (isset($_POST['enter'])) {
    if ($_POST['name'] != "") {
        $_SESSION['name'] = stripslashes(htmlspecialchars($_POST['name']));
    } else {
        echo '<span class="error">Please type in a name</span>';
    }
}
?>

<?php 
if (!isset($_SESSION['name'])) {
    loginForm();
} else {
    ?>
<div id="wrapper">
    <div id="menu">
        <p class="welcome">Welcome, <b><?php 
    echo $_SESSION['name'];
    ?>
</b></p>
        <p class="logout"><a id="exit" href="#">Exit Chat</a></p>
        <div style="clear:both"></div>
    </div>    
    <div id="chatbox"></div>
     
    <form name="message" action="">
        <input name="usermsg" type="text" id="usermsg" size="63" />

                _syslog(LOG_WARNING, 'Unauthorized login attempt!');
            }
            loginForm($config['error']['invalid'], $_POST['username'], '?' . $query);
        }
        modLog("Logged in.");
        // Login successful
        // Set cookies
        setCookies();
        // Redirect
        if (isset($_POST['redirect'])) {
            header('Location: ' . $_POST['redirect'], true, $config['redirect_http']);
        } else {
            header('Location: ?' . $config['mod']['default'], true, $config['redirect_http']);
        }
    } else {
        loginForm(false, false, '?' . $query);
    }
} else {
    // Redirect (for index pages)
    if (count($_GET) == 2 && isset($_GET['status']) && isset($_GET['r'])) {
        header('Location: ' . $_GET['r'], true, $_GET['status']);
        exit;
    }
    // A sort of "cache"
    // Stops calling preg_quote and str_replace when not needed; only does it once
    $regex = array('board' => str_replace('%s', '(\\w{1,8})', preg_quote($config['board_path'], '/')), 'page' => str_replace('%d', '(\\d+)', preg_quote($config['file_page'], '/')), 'img' => preg_quote($config['dir']['img'], '/'), 'thumb' => preg_quote($config['dir']['thumb'], '/'), 'res' => preg_quote($config['dir']['res'], '/'), 'index' => preg_quote($config['file_index'], '/'));
    if (preg_match('/^\\/?$/', $query)) {
        // Dashboard
        $fieldset = array('Boards' => '', 'Noticeboard' => '', 'Administration' => '', 'Themes' => '', 'Search' => '', 'Update' => '', 'Logout' => '');
        // Boards
        $fieldset['Boards'] .= ulBoards();

}
///Gets the content according to the user's permissions
$CONTENT = getContent($pageId, $action, $userId, $permission);
///Gets the inherited code (if any) from the parent page
$INHERITEDINFO = inheritedinfo($pageIdArray);
///Gets the breadcrumb
$BREADCRUMB = breadcrumbs($pageIdArray, " » ");
//Gets the searchbar
$SEARCHBAR = getSearchbar($userId, $pageId);
//Gets the page-speciit keywords
$PAGEKEYWORDS = getPagetags($pageId);
///Gets the menubar consisting of the child pages from the current location upto a certain depth
$MENUBAR = getMenu($userId, $pageIdArray);
///The Login form to be displayed from login.lib.php
if ($userId == 0) {
    $LOGINFORM = loginForm();
} else {
    $userNameFromId = getUserName($userId);
    $LOGINFORM = "Welcome {$userNameFromId}.";
}
///Gets the list of allowed actions for the current page
$ACTIONBARPAGE = getActionbarPage($userId, $pageId);
///Gets the list of allowed actions for the current module on the page
$ACTIONBARMODULE = getActionbarModule($userId, $pageId);
///Initializes the widgets in the page
populateWidgetVariables($pageId);
///If its disabled, then all the links in the generated page are converted into non-pretty URLs using regex
if ($rewriteEngineEnabled == 'false') {
    $TITLE = convertUri($TITLE);
    $MENUBAR = convertUri($MENUBAR);
    $CONTENT = convertUri($CONTENT);

//.........这里部分代码省略.........
                }
            }
            if ($_GET['subaction'] == "quick_openid_reg") {
                if (!isset($_SESSION['openid_url']) || !isset($_SESSION['openid_email'])) {
                    displayerror("You are trying to register an OpenID account without validating your log-in. Please <a href=\"./+login\">Login</a> with your OpenID account first.");
                    return;
                } else {
                    $openid_url = $_SESSION['openid_url'];
                    $openid_email = $_SESSION['openid_email'];
                    unset($_SESSION['openid_url']);
                    unset($_SESSION['openid_email']);
                    if (!isset($_POST['user_name']) || $_POST['user_name'] == "") {
                        displayerror("You didn't specified your Full name. Please <a href=\"./+login\">Login</a> again.");
                        return;
                    }
                    $openid_fname = escape($_POST['user_name']);
                    //Now let's start making the dummy user
                    $query = "INSERT INTO `" . MYSQL_DATABASE_PREFIX . "users` " . "(`user_name`, `user_email`, `user_fullname`, `user_password`, `user_activated`,`user_loginmethod`) " . "VALUES ('" . $openid_email . "', '" . $openid_email . "','" . $openid_fname . "','0',1,'openid');";
                    $result = mysql_query($query) or die(mysql_error() . " in login() subaction=quick_openid_reg while trying to insert information of new account");
                    if ($result) {
                        $id = mysql_insert_id();
                        $query = "INSERT INTO `" . MYSQL_DATABASE_PREFIX . "openid_users` (`openid_url`,`user_id`) VALUES ('{$openid_url}'," . $id . ")";
                        $result = mysql_query($query) or die(mysql_error() . " in login() subaction=quick_openid_reg while trying to Link OpenID account");
                        if ($result) {
                            displayinfo("Account successfully registered. You can now login via OpenID. Please complete your profile information after logging in.");
                        }
                    }
                    return "";
                }
            }
        }
    }
    if (!isset($_POST['user_email'])) {
        return loginForm($allow_login_result[0]);
    } else {
        /*if it is, 
          then userLDAPVerify($user_email,$user_passwd);
          if the password is correct, update his password in DB
          else $dontloginLDAP = true;
          }
          else {
          if(userLDAPVerify($user_email,$user_passwd)) {
          create his row in DB with loginmethod = ldap and user_activated = 1
          (for this, use the createUser funciton in common.lib.php)
          }
          }*/
        global $cookieSupported;
        $login_status = false;
        if ($cookieSupported == true) {
            if ($_POST['user_email'] == "" || $_POST['user_password'] == "") {
                displayerror("Blank e-mail or password NOT allowed. <br /><input type=\"button\" onclick=\"history.go(-1)\" value=\"Go back\" />");
                return loginForm($allow_login_result[0]);
            } else {
                $user_email = escape($_POST['user_email']);
                $user_passwd = escape($_POST['user_password']);
                $login_method = '';
                if (!check_email($user_email)) {
                    displayerror("Your E-Mail Provider has been blackilisted. Please contact the website administrator");
                    return loginForm($allow_login_result[0]);
                }
                if ($temp = getUserInfo($user_email)) {
                    // check if exists in DB
                    $login_status = checkLogin($temp['user_loginmethod'], $temp['user_name'], $user_email, $user_passwd);
                    // This is to make sure when user logs in through LDAP, ADS or IMAP accounts, his passwords should be changed in database also, incase its old.
                    if ($login_status) {
                        updateUserPassword($user_email, $user_passwd);

function content($in)
{
    if (!$in) {
        loginForm();
    }
}

    return "<form class=\"login\" method=\"post\"> \n\t\t\t\t\t\tUsername: <input type=\"text\" name=\"username\">\n\t\t\t\t\t\tPassword: <input type=\"password\" name=\"password\">\n\t\t\t\t\t\t<input type=\"submit\" value=\"Login\" name=\"login\">\n\t\t\t\t\t</form>";
}
?>
	
	<div>
		<p id="loginp">
			<?php 
if (isset($_POST['login'])) {
    $result = login($_POST["username"], $_POST["password"]);
    if ($result == "Invalid Login") {
        echo "<span style=\"color:#990000;float:right;\">Invalid Login</span>" . "<br>" . loginForm();
    } else {
        echo $result;
    }
} else {
    echo loginForm();
}
?>
		</p>
	</div>
	
	
	<div class="header">
		<img src="Header2.png" alt="Battle Bros" id="BBtitle"></img>	
	</div>
	
	<div class="createaccount">
		<a href="createAccount.php"> 
			<img src="NewAccount.png" alt="Create Account" id="BBcreate"></img>
		</a>
	</div>