/**
* Generates the captcha, "returns" a real image, this is why there is header('Content-type: image/jpeg')
* Note: This is a very special method, as this is echoes out binary data.
*/
public static function generateAndShowCaptcha()
{
// create a captcha with the CaptchaBuilder lib (loaded via Composer)
$captcha = new CaptchaBuilder();
$captcha->build(Config::get('CAPTCHA_WIDTH'), Config::get('CAPTCHA_HEIGHT'));
// write the captcha character into session
Session::set('captcha', $captcha->getPhrase());
// render an image showing the characters (=the captcha)
header('Content-type: image/jpeg');
$captcha->output();
}
/**
* Gets a user's profile data, according to the given $user_id
* @param int $user_id The user's id
* @return mixed The selected user's profile
*/
public static function getPublicProfileOfUser($user_id)
{
$database = DatabaseFactory::getFactory()->getConnection();
$sql = "SELECT user_id, user_name, user_email, user_active, user_has_avatar, user_deleted\n FROM users WHERE user_id = :user_id LIMIT 1";
$query = $database->prepare($sql);
$query->execute(array(':user_id' => $user_id));
$user = $query->fetch();
if ($query->rowCount() == 1) {
if (Config::get('USE_GRAVATAR')) {
$user->user_avatar_link = AvatarModel::getGravatarLinkByEmail($user->user_email);
} else {
$user->user_avatar_link = AvatarModel::getPublicAvatarFilePathOfUser($user->user_has_avatar, $user->user_id);
}
} else {
Session::add('feedback_negative', Text::get('FEEDBACK_USER_DOES_NOT_EXIST'));
}
// all elements of array passed to Filter::XSSFilter for XSS sanitation, have a look into
// application/core/Filter.php for more info on how to use. Removes (possibly bad) JavaScript etc from
// the user's values
array_walk_recursive($user, 'Huge\\Core\\Filter::XSSFilter');
return $user;
}
public function getConnection()
{
if (!$this->database) {
/**
* Check DB connection in try/catch block. Also when PDO is not constructed properly,
* prevent to exposing database host, username and password in plain text as:
* PDO->__construct('mysql:host=127....', 'root', '12345678', Array)
* by throwing custom error message
*/
try {
$options = array(PDO::ATTR_DEFAULT_FETCH_MODE => PDO::FETCH_OBJ, PDO::ATTR_ERRMODE => PDO::ERRMODE_WARNING);
$this->database = new PDO(Config::get('DB_TYPE') . ':host=' . Config::get('DB_HOST') . ';dbname=' . Config::get('DB_NAME') . ';port=' . Config::get('DB_PORT') . ';charset=' . Config::get('DB_CHARSET'), Config::get('DB_USER'), Config::get('DB_PASS'), $options);
} catch (\PDOException $e) {
// Echo custom message. Echo error code gives you some info.
echo 'Database connection can not be estabilished. Please try again later.' . '<br>';
echo 'Error code: ' . $e->getCode();
// Stop application :(
// No connection, reached limit connections etc. so no point to keep it running
Application::stop();
}
}
return $this->database;
}
<div class="container">
<h1>NoteController/edit/:note_id</h1>
<div class="box">
<h2>Edit a note</h2>
<!-- echo out the system feedback (error and success messages) -->
<?php
$this->renderFeedbackMessages();
?>
<?php
if ($this->note) {
?>
<form method="post" action="<?php
echo Config::get('URL');
?>
note/editSave">
<label>Change text of note: </label>
<!-- we use htmlentities() here to prevent user input with " etc. break the HTML -->
<input type="hidden" name="note_id" value="<?php
echo htmlentities($this->note->note_id);
?>
" />
<input type="text" name="note_text" value="<?php
echo htmlentities($this->note->note_text);
?>
" />
<input type="submit" value='Change' />
</form>
<?php
/**
* Removes the avatar image file from the filesystem
*
* @param integer $userId
* @return bool
*/
public static function deleteAvatarImageFile($userId)
{
// Check if file exists
if (!file_exists(Config::get('PATH_AVATARS') . $userId . ".jpg")) {
Session::add("feedback_negative", Text::get("FEEDBACK_AVATAR_IMAGE_DELETE_NO_FILE"));
return false;
}
// Delete avatar file
if (!unlink(Config::get('PATH_AVATARS') . $userId . ".jpg")) {
Session::add("feedback_negative", Text::get("FEEDBACK_AVATAR_IMAGE_DELETE_FAILED"));
return false;
}
return true;
}
/**
* Deletes the cookie
* It's necessary to split deleteCookie() and logout() as cookies are deleted without logging out too!
* Sets the remember-me-cookie to ten years ago (3600sec * 24 hours * 365 days * 10).
* that's obviously the best practice to kill a cookie @see http://stackoverflow.com/a/686166/1114320
*
* @param string $user_id
*/
public static function deleteCookie($user_id = null)
{
// is $user_id was set, then clear remember_me token in database
if (isset($user_id)) {
$database = DatabaseFactory::getFactory()->getConnection();
$sql = "UPDATE users SET user_remember_me_token = :user_remember_me_token WHERE user_id = :user_id LIMIT 1";
$sth = $database->prepare($sql);
$sth->execute(array(':user_remember_me_token' => NULL, ':user_id' => $user_id));
}
// delete remember_me cookie in browser
setcookie('remember_me', false, time() - 3600 * 24 * 3650, Config::get('COOKIE_PATH'), Config::get('COOKIE_DOMAIN'), Config::get('COOKIE_SECURE'), Config::get('COOKIE_HTTP'));
}
?>
<tr>
<td><?php
echo $value->note_id;
?>
</td>
<td><?php
echo htmlentities($value->note_text);
?>
</td>
<td><a href="<?php
echo Config::get('URL') . 'note/edit/' . $value->note_id;
?>
">Edit</a></td>
<td><a href="<?php
echo Config::get('URL') . 'note/delete/' . $value->note_id;
?>
">Delete</a></td>
</tr>
<?php
}
?>
</tbody>
</table>
<?php
} else {
?>
<div>No notes yet. Create some !</div>
<?php
}
?>
<?php
}
?>
</td>
<td><?php
echo $user->user_name;
?>
</td>
<td><?php
echo $user->user_email;
?>
</td>
<td><?php
echo $user->user_active == 0 ? 'No' : 'Yes';
?>
</td>
<td>
<a href="<?php
echo Config::get('URL') . 'profile/showProfile/' . $user->user_id;
?>
">Profile</a>
</td>
</tr>
<?php
}
?>
</table>
</div>
</div>
</div>
/**
* Send the password reset mail
*
* @param string $user_name username
* @param string $user_password_reset_hash password reset hash
* @param string $user_email user email
*
* @return bool success status
*/
public static function sendPasswordResetMail($user_name, $user_password_reset_hash, $user_email)
{
// create email body
$body = Config::get('EMAIL_PASSWORD_RESET_CONTENT') . ' ' . Config::get('URL') . Config::get('EMAIL_PASSWORD_RESET_URL') . '/' . urlencode($user_name) . '/' . urlencode($user_password_reset_hash);
// create instance of Mail class, try sending and check
$mail = new \Huge\Core\Mail();
$mail_sent = $mail->sendMail($user_email, Config::get('EMAIL_PASSWORD_RESET_FROM_EMAIL'), Config::get('EMAIL_PASSWORD_RESET_FROM_NAME'), Config::get('EMAIL_PASSWORD_RESET_SUBJECT'), $body);
if ($mail_sent) {
Session::add('feedback_positive', Text::get('FEEDBACK_PASSWORD_RESET_MAIL_SENDING_SUCCESSFUL'));
return true;
}
Session::add('feedback_negative', Text::get('FEEDBACK_PASSWORD_RESET_MAIL_SENDING_ERROR') . $mail->getError());
return false;
}
/**
* Sends the verification email (to confirm the account).
* The construction of the mail $body looks weird at first, but it's really just a simple string.
*
* @param int $user_id user's id
* @param string $user_email user's email
* @param string $user_activation_hash user's mail verification hash string
*
* @return boolean gives back true if mail has been sent, gives back false if no mail could been sent
*/
public static function sendVerificationEmail($user_id, $user_email, $user_activation_hash)
{
$body = Config::get('EMAIL_VERIFICATION_CONTENT') . Config::get('URL') . Config::get('EMAIL_VERIFICATION_URL') . '/' . urlencode($user_id) . '/' . urlencode($user_activation_hash);
$mail = new Mail();
$mail_sent = $mail->sendMail($user_email, Config::get('EMAIL_VERIFICATION_FROM_EMAIL'), Config::get('EMAIL_VERIFICATION_FROM_NAME'), Config::get('EMAIL_VERIFICATION_SUBJECT'), $body);
if ($mail_sent) {
Session::add('feedback_positive', Text::get('FEEDBACK_VERIFICATION_MAIL_SENDING_SUCCESSFUL'));
return true;
} else {
Session::add('feedback_negative', Text::get('FEEDBACK_VERIFICATION_MAIL_SENDING_ERROR') . $mail->getError());
return false;
}
}
<!-- echo out the system feedback (error and success messages) -->
<?php
$this->renderFeedbackMessages();
?>
<div>Your username: <?php
echo $this->user_name;
?>
</div>
<div>Your email: <?php
echo $this->user_email;
?>
</div>
<div>Your avatar image:
<?php
if (Config::get('USE_GRAVATAR')) {
?>
Your gravatar pic (on gravatar.com): <img src='<?php
echo $this->user_gravatar_image_url;
?>
' />
<?php
} else {
?>
Your avatar pic (saved locally): <img src='<?php
echo $this->user_avatar_file;
?>
' />
<?php
}
?>
