PHP用户验证和标签推荐的简单使用

register_form.php

lt;#63;php
require_once('bookmark_fns.php');
do_html_header('User Registration');
display_registration_form();
do_html_footer();
#63;gt;
register_new.php
lt;#63;php
require_once('bookmark_fns.php');
// vars
$email = $_POST['email'];
$username = $_POST['username'];
$passwd = $_POST['passwd'];
$passwd2 = $_POST['passwd2'];
// start session
session_start();
// valid data 
try {
if (!filled_out($_POST)) {
throw new Exception("You have not filled the form out correctly - please go back and try again.", 1);
}
if (!valid_email($email)) { 
throw new Exception("That is not a valid email address - please go back and try again.", 1);
}
if ($passwd != $passwd2) { 
throw new Exception("The passwords you entered do not match - please go back and try again.", 1);
}
if ((strlen($passwd) lt; 6) || (strlen($passwd) gt; 16)) { 
throw new Exception("Your password must be between 6 and 16 characters - please go back and try again.", 1);
}
register($username, $passwd, $email);
$_SESSION['valid_user'] = $username;
do_html_header('Rigistration successful');
do_html_url('member.php', 'Go to members page');
do_html_footer();
} catch (Exception $e) {
do_html_header('Problem: ');
echo $e -gt; getMessage();
do_html_footer();
exit();
}
#63;gt;

forgot_form.php

lt;#63;php
require_once('bookmark_fns.php');
do_html_header('Reset password');
display_forgot_form();
do_html_footer();
#63;gt;
forgot_passwd.php
lt;#63;php
require_once('bookmark_fns.php');
do_html_header('Resetting password');
$username = $_POST['username'];
try {
// get random password 
$password = reset_password($username);
notify_password($username, $password);
echo "Your new password has been emailed to you.lt;br /gt;";
}catch(Exception $e){
echo "Your password could not be reset - please try again later.";
}
do_html_url('login.php', 'Login');
do_html_footer();
#63;gt;
change_passwd_form.php
lt;#63;php
require_once('bookmark_fns.php');
session_start();
do_html_header('Change password');
check_valid_user();
display_password_form();
display_user_menu(); 
do_html_footer();
#63;gt;
change_passed.php
lt;#63;php
require_once('bookmark_fns.php');
session_start();
do_html_header('Changing password');
$old_passwd = $_POST['old_passwd'];
$new_passwd = $_POST['new_passwd'];
$new_passwd2 = $_POST['new_passwd2'];
try {
check_valid_user();
if (!filled_out($_POST)) {
throw new Exception("You have not filled the form out correctly - please go back and try again.", 1);
}
if ($new_passwd != $new_passwd2) { 
throw new Exception("The passwords you entered do not match - please go back and try again.", 1);
}
if ((strlen($new_passwd) lt; 6) || (strlen($new_passwd) gt; 16)) { 
throw new Exception("Your password must be between 6 and 16 characters - please go back and try again.", 1);
}
change_password($_SESSION['valid_user'], $old_passwd, $new_passwd2);
echo 'Password changed.';
}catch(Exception $e) {
echo $e -gt; getMessage();
}
display_user_menu(); 
do_html_footer();
#63;gt;
add_bm_form.php
lt;#63;php
// include function files for this application
require_once('bookmark_fns.php');
session_start();
// start output html
do_html_header('Add Bookmarks');
check_valid_user();
display_add_bm_form();
display_user_menu();
do_html_footer();
#63;gt;

add_bms.php

lt;#63;php
require_once('bookmark_fns.php');
session_start();
$new_url = $_POST['new_url'];
do_html_header('Adding bookmarks');
try {
check_valid_user();
if (!filled_out($_POST)) {
throw new Exception('Form not completely filled out.');
} 
if (strstr($new_url, 'http://') === false) {
$new_url = 'http://'.$new_url;
} 
// check url is valid
if (!@fopen($new_url, 'r')) {
throw new Exception('Not a valid URL.');
} 
add_bm($new_url);
echo "Bookmark added";
if ($mks = get_user_urls($_SESSION['valid_user'])) {
display_user_urls($mks);
}
}catch(Exception $e) {
echo $e -gt; getMessage();
}
display_user_menu();
do_html_footer();
#63;gt;

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