time = time(); $this->startSession(); } /** * startSession - Performs all the actions necessary to * initialize this session object. Tries to determine if the * the user has logged in already, and sets the variables * accordingly. Also takes advantage of this page load to * update the active visitors tables. */ function startSession(){ global $database; //The database connection session_start(); //Tell PHP to start the session /* Determine if user is logged in */ $this->logged_in = $this->checkLogin(); /** * Set guest value to users not logged in, and update * active guests table accordingly. */ if(!$this->logged_in){ $this->username = $_SESSION['username'] = GUEST_NAME; $this->userlevel = GUEST_LEVEL; $database->addActiveGuest($_SERVER['REMOTE_ADDR'], $this->time); } /* Update users last active timestamp */ else{ $database->addActiveUser($this->username, $this->time); } /* Remove inactive visitors from database */ $database->removeInactiveUsers(); $database->removeInactiveGuests(); /* Set referrer page */ if(isset($_SESSION['url'])){ $this->referrer = $_SESSION['url']; }else{ $this->referrer = "/"; } /* Set current url */ $this->url = $_SESSION['url'] = $_SERVER['PHP_SELF']; } /** * checkLogin - Checks if the user has already previously * logged in, and a session with the user has already been * established. Also checks to see if user has been remembered. * If so, the database is queried to make sure of the user's * authenticity. Returns true if the user has logged in. */ function checkLogin(){ global $database; //The database connection /* Check if user has been remembered */ if(isset($_COOKIE['cookname']) && isset($_COOKIE['cookid'])){ $this->username = $_SESSION['username'] = $_COOKIE['cookname']; $this->userid = $_SESSION['userid'] = $_COOKIE['cookid']; } /* Username and userid have been set and not guest */ if(isset($_SESSION['username']) && isset($_SESSION['userid']) && $_SESSION['username'] != GUEST_NAME){ /* Confirm that username and userid are valid */ if($database->confirmUserID($_SESSION['username'], $_SESSION['userid']) != 0){ /* Variables are incorrect, user not logged in */ unset($_SESSION['username']); unset($_SESSION['userid']); return false; } /* User is logged in, set class variables */ $this->userinfo = $database->getUserInfo($_SESSION['username']); $this->username = $this->userinfo['username']; $this->userid = $this->userinfo['userid']; $this->userlevel = $this->userinfo['userlevel']; return true; } /* User not logged in */ else{ return false; } } function getStuff(){ global $database; //The database connection /* User is logged in, set class variables */ $this->userinfo = $database->getBookingInfo($ID1); $this->username = $this->userinfo['id_customer']; $this->userid = $this->userinfo['Email']; $this->userlevel = $this->userinfo['Last Name']; return true; } /** * login - The user has submitted his username and password * through the login form, this function checks the authenticity * of that information in the database and creates the session. * Effectively logging in the user if all goes well. */ function login($subuser, $subpass, $subremember){ global $database, $form; //The database and form object /* Username error checking */ $field = "userL"; //Use field name for username if(!$subuser || strlen($subuser = trim($subuser)) == 0){ $form->setError($field, "* Username not entered"); } else{ /* Check if username is not alphanumeric */ if(!eregi("^([0-9a-z])*$", $subuser)){ $form->setError($field, "* Username not alphanumeric"); } } /* Password error checking */ $field = "passL"; //Use field name for password if(!$subpass){ $form->setError($field, "* Password not entered"); } /* Return if form errors exist */ if($form->num_errors > 0){ return false; } /* Checks that username is in database and password is correct */ $subuser = stripslashes($subuser); $result = $database->confirmUserPass($subuser, md5($subpass)); /* Check error codes */ if($result == 1){ $field = "userL"; $form->setError($field, "* Username not found"); } else if($result == 2){ $field = "passL"; $form->setError($field, "* Invalid password"); } /* Return if form errors exist */ if($form->num_errors > 0){ return false; } /* Username and password correct, register session variables */ $this->userinfo = $database->getUserInfo($subuser); $this->username = $_SESSION['username'] = $this->userinfo['username']; $this->userid = $_SESSION['userid'] = $this->generateRandID(); $this->userlevel = $this->userinfo['userlevel']; /* Insert userid into database and update active users table */ $database->updateUserField($this->username, "userid", $this->userid); $database->addActiveUser($this->username, $this->time); $database->removeActiveGuest($_SERVER['REMOTE_ADDR']); /** * This is the cool part: the user has requested that we remember that * he's logged in, so we set two cookies. One to hold his username, * and one to hold his random value userid. It expires by the time * specified in constants.php. Now, next time he comes to our site, we will * log him in automatically, but only if he didn't log out before he left. */ if($subremember){ setcookie("cookname", $this->username, time()+COOKIE_EXPIRE, COOKIE_PATH); setcookie("cookid", $this->userid, time()+COOKIE_EXPIRE, COOKIE_PATH); } /* Login completed successfully */ return true; } /** * logout - Gets called when the user wants to be logged out of the * website. It deletes any cookies that were stored on the users * computer as a result of him wanting to be remembered, and also * unsets session variables and demotes his user level to guest. */ function logout(){ global $database; //The database connection /** * Delete cookies - the time must be in the past, * so just negate what you added when creating the * cookie. */ if(isset($_COOKIE['cookname']) && isset($_COOKIE['cookid'])){ setcookie("cookname", "", time()-COOKIE_EXPIRE, COOKIE_PATH); setcookie("cookid", "", time()-COOKIE_EXPIRE, COOKIE_PATH); } /* Unset PHP session variables */ unset($_SESSION['username']); unset($_SESSION['userid']); /* Reflect fact that user has logged out */ $this->logged_in = false; /** * Remove from active users table and add to * active guests tables. */ $database->removeActiveUser($this->username); $database->addActiveGuest($_SERVER['REMOTE_ADDR'], $this->time); /* Set user level to guest */ $this->username = GUEST_NAME; $this->userlevel = GUEST_LEVEL; } /** * register - Gets called when the user has just submitted the * registration form. Determines if there were any errors with * the entry fields, if so, it records the errors and returns * 1. If no errors were found, it registers the new user and * returns 0. Returns 2 if registration failed. */ function register($subuser, $subpass, $subemail){ global $database, $form, $mailer; //The database, form and mailer object /* Username error checking */ $field = "user"; //Use field name for username if(!$subuser || strlen($subuser = trim($subuser)) == 0){ $form->setError($field, "* Username not entered"); } else{ /* Spruce up username, check length */ $subuser = stripslashes($subuser); if(strlen($subuser) < 5){ $form->setError($field, "* Username below 5 characters"); } else if(strlen($subuser) > 30){ $form->setError($field, "* Username above 30 characters"); } /* Check if username is not alphanumeric */ else if(!eregi("^([0-9a-z])+$", $subuser)){ $form->setError($field, "* Username not alphanumeric"); } /* Check if username is reserved */ else if(strcasecmp($subuser, GUEST_NAME) == 0){ $form->setError($field, "* Username reserved word"); } /* Check if username is already in use */ else if($database->usernameTaken($subuser)){ $form->setError($field, "* Username already in use"); } /* Check if username is banned */ else if($database->usernameBanned($subuser)){ $form->setError($field, "* Username banned"); } } /* Password error checking */ $field = "pass"; //Use field name for password if(!$subpass){ $form->setError($field, "* Password not entered"); } else{ /* Spruce up password and check length*/ $subpass = stripslashes($subpass); if(strlen($subpass) < 4){ $form->setError($field, "* Password too short"); } /* Check if password is not alphanumeric */ else if(!eregi("^([0-9a-z])+$", ($subpass = trim($subpass)))){ $form->setError($field, "* Password not alphanumeric"); } /** * Note: I trimmed the password only after I checked the length * because if you fill the password field up with spaces * it looks like a lot more characters than 4, so it looks * kind of stupid to report "password too short". */ } /* Email error checking */ $field = "email"; //Use field name for email if(!$subemail || strlen($subemail = trim($subemail)) == 0){ $form->setError($field, "* Email not entered"); } else{ /* Check if valid email address */ $regex = "^[_+a-z0-9-]+(\.[_+a-z0-9-]+)*" ."@[a-z0-9-]+(\.[a-z0-9-]{1,})*" ."\.([a-z]{2,}){1}$"; if(!eregi($regex,$subemail)){ $form->setError($field, "* Email invalid"); } $subemail = stripslashes($subemail); } /* Errors exist, have user correct them */ if($form->num_errors > 0){ return 1; //Errors with form } /* No errors, add the new account to the */ else{ if($database->addNewUser($subuser, md5($subpass), $subemail)){ if(EMAIL_WELCOME){ $mailer->sendWelcome($subuser,$subemail,$subpass); } return 0; //New user added succesfully }else{ return 2; //Registration attempt failed } } } /** * editAccount - Attempts to edit the user's account information * including the password, which it first makes sure is correct * if entered, if so and the new password is in the right * format, the change is made. All other fields are changed * automatically. */ function editBooking($subemail, $subfnom, $subsur, $subvmk, $subvmd, $subvc, $subvr, $subrtf, $subcont){ global $database, $form; //The database and form object /* Email error checking */ $field = "email"; //Use field name for email if($subemail && strlen($subemail = trim($subemail)) > 0){ /* Check if valid email address */ $regex = "^[_+a-z0-9-]+(\.[_+a-z0-9-]+)*" ."@[a-z0-9-]+(\.[a-z0-9-]{1,})*" ."\.([a-z]{2,}){1}$"; if(!eregi($regex,$subemail)){ $form->setError($field, "* Email invalid"); } $subemail = stripslashes($subemail); } /* firstname error checking */ $subfnom = stripslashes($subfnom); $field = "fNom"; //Use field name for firstname if(strlen($subfnom) < 2 || !eregi("^([a-z])+$", ($subfnom = trim($subfnom)))){ $form->setError($field, "* 2 letters minimum"); } if(strlen($subfnom) > 15 || !eregi("^([a-z])+$", ($subfnom = trim($subfnom)))){ $form->setError($field, "* 15 letters or less"); } /* surname error checking */ $subsur = stripslashes($subsur); $field = "surNom"; //Use field name for surname if(strlen($subsur) < 2 || !eregi("^([a-z])+$", ($subsur = trim($subsur)))){ $form->setError($field, "* letters only"); } if(strlen($subsur) > 20 || !eregi("^([a-z])+$", ($subsur = trim($subsur)))){ $form->setError($field, "* 20 letters or less"); } /* vehicle make error checking */ $subvmk = stripslashes($subvmk); $field = "v_make"; //Use field name for surname if(strlen($subvmk) < 2 || !eregi("^([a-z])+$", ($subvmk = trim($subvmk)))){ $form->setError($field, "* 2 letters minimum"); } if(strlen($subvmk) > 15 || !eregi("^([a-z])+$", ($subvmk = trim($subvmk)))){ $form->setError($field, "* 15 letters or less"); } /* vehicle model error checking */ $subvmd = stripslashes($subvmd); $field = "v_model"; //Use field name for surname if(strlen($subvmd) < 2 || !eregi("^([0-9a-z])+$", ($subvmd = trim($subvmd)))){ $form->setError($field, "* at least 2 letters"); } if(strlen($subvmd) > 15 || !eregi("^([0-9a-z])+$", ($subvmd = trim($subvmd)))){ $form->setError($field, "* 15 letters or less"); } /* vehicle colour error checking */ $subvc = stripslashes($subvc); $field = "v_colour"; //Use field name for surname if(strlen($subvc) < 2 || !eregi("^([a-z])+$", ($subvc = trim($subvc)))){ $form->setError($field, "* no numbers"); } if(strlen($subvc) > 15 || !eregi("^([a-z])+$", ($subvc = trim($subvc)))){ $form->setError($field, "* 15 letters or less"); } /* vehicle reg error checking */ $subvr = stripslashes($subvr); $field = "v_reg"; //Use field name for surname if(strlen($subvr) < 2 || !eregi("^([0-9a-z ])+$", ($subvr = trim($subvr)))){ $form->setError($field, "* not alphanumeric"); } if(strlen($subvr) > 10 || !eregi("^([0-9a-z ])+$", ($subvr = trim($subvr)))){ $form->setError($field, "* 10 letters or less"); } /* return flight error checking */ $subrtf = stripslashes($subrtf); $field = "rfNo"; //Use field name for surname if(empty($subrtf)){ $database->updateUserField($this->username,"RFN",$subrtf); } else {if(!eregi("^([0-9a-z ])+$", ($subrtf = trim($subrtf)))){ $form->setError($field, "*must be alphnumeric"); }} /* contact error checking */ $subcont = stripslashes($subcont); $field = "contactNumber"; //Use field name for surname if(empty($subcont)){ $database->updateUserField($this->username,"ContactN",$subcont); } else if(strlen($subcont) > 20 || !eregi("^([0-9 ])+$", ($subcont = trim($subcont)))){ $form->setError($field, "* numbers and spaces only"); } /* Errors exist, have user correct them */ if($form->num_errors > 0){ return false; //Errors with form } /* Change Email */ if($subemail){ $database->updateUserField($this->username,"email",$subemail); } /* Change firstname */ if($subfnom){ $database->updateUserField($this->username,"firstnom",$subfnom); } /* Change surname */ if($subsur){ $database->updateUserField($this->username,"lastnom",$subsur); } /* Change make */ if($subvmk){ $database->updateUserField($this->username,"VMake",$subvmk); } /* Change model */ if($subvmd){ $database->updateUserField($this->username,"VModel",$subvmd); } /* Change colour */ if($subvc){ $database->updateUserField($this->username,"VColour",$subvc); } /* Change reg */ if($subvr){ $database->updateUserField($this->username,"VReg",$subvr); } /* Change return flight numbers */ if($subrtf){ $database->updateUserField($this->username,"RFN",$subrtf); } if($subrtf){ $database->updateUserField($this->username,"RFN",$subrtf); } /* Change contact number */ if($subcont){ $database->updateUserField($this->username,"ContactN",$subcont); } /* Success! */ return true; } /** * editAccount - Attempts to edit the user's account information * including the password, which it first makes sure is correct * if entered, if so and the new password is in the right * format, the change is made. All other fields are changed * automatically. */ function editAccount($subemail, $subfnom, $subsur, $subvmk, $subvmd, $subvc, $subvr, $subrtf, $subcont){ global $database, $form; //The database and form object /* Email error checking */ $field = "email"; //Use field name for email if($subemail && strlen($subemail = trim($subemail)) > 0){ /* Check if valid email address */ $regex = "^[_+a-z0-9-]+(\.[_+a-z0-9-]+)*" ."@[a-z0-9-]+(\.[a-z0-9-]{1,})*" ."\.([a-z]{2,}){1}$"; if(!eregi($regex,$subemail)){ $form->setError($field, "* Email invalid"); } $subemail = stripslashes($subemail); } /* firstname error checking */ $subfnom = stripslashes($subfnom); $field = "fNom"; //Use field name for firstname if(strlen($subfnom) < 2 || !eregi("^([a-z])+$", ($subfnom = trim($subfnom)))){ $form->setError($field, "* 2 letters minimum"); } if(strlen($subfnom) > 15 || !eregi("^([a-z])+$", ($subfnom = trim($subfnom)))){ $form->setError($field, "* 15 letters or less"); } /* surname error checking */ $subsur = stripslashes($subsur); $field = "surNom"; //Use field name for surname if(strlen($subsur) < 2 || !eregi("^([a-z])+$", ($subsur = trim($subsur)))){ $form->setError($field, "* letters only"); } if(strlen($subsur) > 20 || !eregi("^([a-z])+$", ($subsur = trim($subsur)))){ $form->setError($field, "* 20 letters or less"); } /* vehicle make error checking */ $subvmk = stripslashes($subvmk); $field = "v_make"; //Use field name for surname if(strlen($subvmk) < 2 || !eregi("^([a-z])+$", ($subvmk = trim($subvmk)))){ $form->setError($field, "* 2 letters minimum"); } if(strlen($subvmk) > 15 || !eregi("^([a-z])+$", ($subvmk = trim($subvmk)))){ $form->setError($field, "* 15 letters or less"); } /* vehicle model error checking */ $subvmd = stripslashes($subvmd); $field = "v_model"; //Use field name for surname if(strlen($subvmd) < 2 || !eregi("^([0-9a-z])+$", ($subvmd = trim($subvmd)))){ $form->setError($field, "* at least 2 letters"); } if(strlen($subvmd) > 15 || !eregi("^([0-9a-z])+$", ($subvmd = trim($subvmd)))){ $form->setError($field, "* 15 letters or less"); } /* vehicle colour error checking */ $subvc = stripslashes($subvc); $field = "v_colour"; //Use field name for surname if(strlen($subvc) < 2 || !eregi("^([a-z])+$", ($subvc = trim($subvc)))){ $form->setError($field, "* no numbers"); } if(strlen($subvc) > 15 || !eregi("^([a-z])+$", ($subvc = trim($subvc)))){ $form->setError($field, "* 15 letters or less"); } /* vehicle reg error checking */ $subvr = stripslashes($subvr); $field = "v_reg"; //Use field name for surname if(strlen($subvr) < 2 || !eregi("^([0-9a-z ])+$", ($subvr = trim($subvr)))){ $form->setError($field, "* not alphanumeric"); } if(strlen($subvr) > 10 || !eregi("^([0-9a-z ])+$", ($subvr = trim($subvr)))){ $form->setError($field, "* 10 letters or less"); } /* return flight error checking */ $subrtf = stripslashes($subrtf); $field = "rfNo"; //Use field name for surname if(empty($subrtf)){ $database->updateUserField($this->username,"RFN",$subrtf); } else {if(!eregi("^([0-9a-z ])+$", ($subrtf = trim($subrtf)))){ $form->setError($field, "*must be alphnumeric"); }} /* contact error checking */ $subcont = stripslashes($subcont); $field = "contactNumber"; //Use field name for surname if(empty($subcont)){ $database->updateUserField($this->username,"ContactN",$subcont); } else if(strlen($subcont) > 20 || !eregi("^([0-9 ])+$", ($subcont = trim($subcont)))){ $form->setError($field, "* numbers and spaces only"); } /* Errors exist, have user correct them */ if($form->num_errors > 0){ return false; //Errors with form } /* Change Email */ if($subemail){ $database->updateUserField($this->username,"email",$subemail); } /* Change firstname */ if($subfnom){ $database->updateUserField($this->username,"firstnom",$subfnom); } /* Change surname */ if($subsur){ $database->updateUserField($this->username,"lastnom",$subsur); } /* Change make */ if($subvmk){ $database->updateUserField($this->username,"VMake",$subvmk); } /* Change model */ if($subvmd){ $database->updateUserField($this->username,"VModel",$subvmd); } /* Change colour */ if($subvc){ $database->updateUserField($this->username,"VColour",$subvc); } /* Change reg */ if($subvr){ $database->updateUserField($this->username,"VReg",$subvr); } /* Change return flight numbers */ if($subrtf){ $database->updateUserField($this->username,"RFN",$subrtf); } if($subrtf){ $database->updateUserField($this->username,"RFN",$subrtf); } /* Change contact number */ if($subcont){ $database->updateUserField($this->username,"ContactN",$subcont); } /* Success! */ return true; } /** * editPassword - Attempts to edit the user's account password, * which it first makes sure is correct * if entered, if so and the new password is in the right * format, the change is made. All other fields are changed * automatically. */ function editPassword( $subcurpass, $subnewpass){ global $database, $form; //The database and form object $field = "curpass"; //Use field name for current password if(!$subcurpass){ $form->setError($field, "* Current Password not entered"); } else { /* New password entered */ if($subcurpass){ /* Current Password error checking */ $field = "curpass"; //Use field name for current password if(!$subcurpass){ $form->setError($field, "* Current Password not entered"); } else { /* Check if password too short or is not alphanumeric */ $subcurpass = stripslashes($subcurpass); if(strlen($subcurpass) < 4 || !eregi("^([0-9a-z])+$", ($subcurpass = trim($subcurpass)))){ $form->setError($field, "* Current Password to short or contains bad characters"); } /* Password entered is incorrect */ if($database->confirmUserPass($this->username,md5($subcurpass)) != 0){ $form->setError($field, "* Current Password doesn't match"); } } /* New Password error checking */ $field = "newpass"; //Use field name for new password /* Spruce up password and check length*/ $subpass = stripslashes($subnewpass); if(strlen($subnewpass) < 4){ $form->setError($field, "* New Password too short"); } /* Check if password is not alphanumeric */ else if(!eregi("^([0-9a-z])+$", ($subnewpass = trim($subnewpass)))){ $form->setError($field, "* New Password not alphanumeric"); } } /* Change password attempted */ else if($subnewpass){ /* New Password error reporting */ $field = "newpass"; //Use field name for new password $form->setError($field, "* New Password not entered"); } /* Errors exist, have user correct them */ if($form->num_errors > 0){ return false; //Errors with form } /* Update password since there were no errors */ if($subcurpass && $subnewpass){ $database->updateUserField($this->username,"password",md5($subnewpass)); } /* Success! */ return true; } } /** * isAdmin - Returns true if currently logged in user is * an administrator, false otherwise. */ function isAdmin(){ return ($this->userlevel == ADMIN_LEVEL || $this->username == ADMIN_NAME); } /** * isStaff - Returns true if currently logged in user is * a member of staff, false otherwise. */ function isStaff(){ return ($this->userlevel == STAFF_LEVEL || $this->username == STAFF_NAME); } /** * generateRandID - Generates a string made up of randomized * letters (lower and upper case) and digits and returns * the md5 hash of it to be used as a userid. */ function generateRandID(){ return md5($this->generateRandStr(16)); } /** * generateRandStr - Generates a string made up of randomized * letters (lower and upper case) and digits, the length * is a specified parameter. */ function generateRandStr($length){ $randstr = ""; for($i=0; $i<$length; $i++){ $randnum = mt_rand(0,61); if($randnum < 10){ $randstr .= chr($randnum+48); }else if($randnum < 36){ $randstr .= chr($randnum+55); }else{ $randstr .= chr($randnum+61); } } return $randstr; } }; /** * Initialize session object - This must be initialized before * the form object because the form uses session variables, * which cannot be accessed unless the session has started. */ $session = new Session; /* Initialize form object */ $form = new Form; ?> Parking Newcastle Airport | Reserve a space
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error("First-Name"); ?>
error("Last-Name"); ?>
error("Email"); ?>
error("Contact-Number"); ?>

*optional ( used in mointoring flight delays )

Vehicle Information

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error("Vmake"); ?>
error("Vmodel"); ?>
error("Vcolour"); ?>
error("Vreg"); ?>
error("Vpas"); ?>

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