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T201704041219

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Leander
2017-04-04 12:19:55 +02:00
parent 136c26b9e6
commit 1938283583
5 changed files with 143 additions and 128 deletions
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96
answer.php
View File

@@ -6,58 +6,58 @@
* Time: 14:00
*/
require_once('includes.inc.php');
$data = '';
$error = 0;
$uid = isset($_GET['uid']) ? $_GET['uid'] : '';
$time = isset($_GET['time']) ? $_GET['time'] : '';
$time = (($time === '0') || ($time && gettype(+$time) == 'integer')) ? +$_GET['time'] : 0;
$db = new Database();
$chosen_answer = isset($_GET['answer']) ? $_GET['answer'] : '';
$chosen_answer = (($chosen_answer === '0') || ($chosen_answer && gettype(+$chosen_answer) == 'integer')) ? +$_GET['answer'] : -1;
require_once('includes.inc.php');
$data = '';
$error = 0;
$uid = isset($_GET['uid']) ? $_GET['uid'] : '';
$time = isset($_GET['time']) ? $_GET['time'] : '';
$time = (($time === '0') || ($time && gettype(+$time) == 'integer')) ? +$_GET['time'] : 0;
$db = new Database();
$chosen_answer = isset($_GET['answer']) ? $_GET['answer'] : '';
$chosen_answer = (($chosen_answer === '0') || ($chosen_answer && gettype(+$chosen_answer) == 'integer')) ? +$_GET['answer'] : -1;
function calculate_points($time) {
$points = $time < 2000 ? 100 : 141.1421 - 0.02842916 * $time + 0.000004132312 * pow($time, 2)
- 3.432331e-10 * pow($time, 3) + 1.391508e-14 * pow($time, 4) - 2.166078e-19 * pow($time, 5);
$points = $points < 10 ? 10 : intval($points);
return $points;
}
function calculate_points($time) {
$points = $time < 2000 ? 100 : 141.1421 - 0.02842916 * $time + 0.000004132312 * pow($time, 2)
- 3.432331e-10 * pow($time, 3) + 1.391508e-14 * pow($time, 4) - 2.166078e-19 * pow($time, 5);
$points = $points < 10 ? 10 : intval($points);
return $points;
}
$correct_answer = $db->query('SELECT "current_right_answer" FROM "Games" WHERE "ID" = $1', array($uid))
['data'][0]['current_right_answer'];
$correct = $correct_answer == $chosen_answer ? true : false;
$score = $correct_answer == $chosen_answer ? calculate_points($time) : 0;
if($uid == '') {
$error = 13101;
} else if($time == 0) {
$error = 13102;
} else if($chosen_answer == -1) {
$error = 13103;
} else if($db->query('SELECT EXISTS (SELECT 1 FROM "Games" WHERE "ID" = $1)', array($uid))
['data'][0]['exists'] == 'f') {
$error = 13104;
$correct_answer = $db->query('SELECT "current_right_answer" FROM "Games" WHERE "ID" = $1', array($uid))
['data'][0]['current_right_answer'];
$correct = $correct_answer == $chosen_answer ? true : false;
$score = $correct_answer == $chosen_answer ? calculate_points($time) : 0;
if($uid == '') {
$error = 13101;
} else if($time == 0) {
$error = 13102;
} else if($chosen_answer == -1) {
$error = 13103;
} else if($db->query('SELECT EXISTS (SELECT 1 FROM "Games" WHERE "ID" = $1)', array($uid))
['data'][0]['exists'] == 'f') {
$error = 13104;
} else {
$old_points = $db->query('SELECT "current_score" FROM "Games" WHERE "ID" = $1', array($uid))
['data'][0]['current_score'];
$new_points = $old_points + $score;
$db->query('UPDATE "Games" SET "current_score" = $1 WHERE "ID" = $2', array($new_points, $uid));
$results = array('correct' => $correct, 'score' => $score);
$old_time = $db->query('SELECT "total_time" FROM "Games" WHERE "ID" = $1', array($uid))
['data'][0]['total_time'];
$new_time = $old_time + $time;
$db->query('UPDATE "Games" SET "total_time" = $1 WHERE "ID" = $2', array($new_time, $uid));
if($db->query('SELECT EXISTS (SELECT 1 FROM "GamesQuestions" WHERE "Games_ID" = $1)',array($uid))
['data'][0]['exists'] == 't') {
$next_question = Question::get_next_question($db, $uid);
$data = array('results' => $results, 'next' => $next_question);
} else {
$old_points = $db->query('SELECT "current_score" FROM "Games" WHERE "ID" = $1', array($uid))
['data'][0]['current_score'];
$new_points = $old_points + $score;
$db->query('UPDATE "Games" SET "current_score" = $1 WHERE "ID" = $2', array($new_points, $uid));
$results = array('correct' => $correct, 'score' => $score);
$old_time = $db->query('SELECT "total_time" FROM "Games" WHERE "ID" = $1', array($uid))
['data'][0]['total_time'];
$new_time = $old_time + $time;
$db->query('UPDATE "Games" SET "total_time" = $1 WHERE "ID" = $2', array($new_time, $uid));
if($db->query('SELECT EXISTS (SELECT 1 FROM "GamesQuestions" WHERE "Games_ID" = $1)',array($uid))
['data'][0]['exists'] == 't') {
$next_question = Question::get_next_question($db, $uid);
$data = array('results' => $results, 'next' => $next_question);
} else {
$end = array('score' => $new_points, 'time' => $new_time);
$data = array('results' => $results, 'end' => $end);
$db->query('DELETE FROM "Games" WHERE "ID" = $1', array($uid));
}
$end = array('score' => $new_points, 'time' => $new_time);
$data = array('results' => $results, 'end' => $end);
$db->query('DELETE FROM "Games" WHERE "ID" = $1', array($uid));
}
}
$response = Database::create_response($data, $error);
print_r($response);
$response = Database::create_response($data, $error);
print_r($response);
?>

15
categories.php Normal file
View File

@@ -0,0 +1,15 @@
<?php
/**
* Created by PhpStorm.
* User: leanderschmedemann
* Date: 04/04/2017
* Time: 12:14
*/
require_once('includes.inc.php');
$db = new Database();
$categories = $db->query('SELECT "ID", "name" FROM "Categories"')['data'];
print_r($categories);
?>

38
register.php
View File

@@ -6,27 +6,27 @@
* Time: 10:23
*/
require_once('includes.inc.php');
define('PATTERN', '/^[a-zA-Z0-9 ]{6,20}$/');
$data = '';
$error = 0;
$name = isset($_GET['name']) ? $_GET['name'] : '';
$uid = md5(uniqid(rand(), true));
$db = new Database();
require_once('includes.inc.php');
define('PATTERN', '/^[a-zA-Z0-9 ]{6,20}$/');
$data = '';
$error = 0;
$name = isset($_GET['name']) ? $_GET['name'] : '';
$uid = md5(uniqid(rand(), true));
$db = new Database();
if(preg_match(PATTERN, $name) != 1) {
$error = 11101;
if(preg_match(PATTERN, $name) != 1) {
$error = 11101;
} else {
// Create user.
$db->query('INSERT INTO "Users" ("ID", "name") VALUES ($1, $2)', array($uid, $name));
// Create error if user to create already exists.
if(preg_match('/violates unique constraint "Users_name_unique"/', pg_last_error()) == 1) {
$error = 11102;
} else {
// Create user.
$db->query('INSERT INTO "Users" ("ID", "name") VALUES ($1, $2)', array($uid, $name));
// Create error if user to create already exists.
if(preg_match('/violates unique constraint "Users_name_unique"/', pg_last_error()) == 1) {
$error = 11102;
} else {
$data = array('uid' => $uid, 'name' => $name);
}
$data = array('uid' => $uid, 'name' => $name);
}
$response = Database::create_response($data, $error);
print $response;
}
$response = Database::create_response($data, $error);
print $response;
?>

38
rename.php
View File

@@ -6,27 +6,27 @@
* Time: 12:07
*/
require_once('includes.inc.php');
define('PATTERN', '/^[a-zA-Z0-9 ]{6,20}$/');
$data = '';
$error = 0;
$name = isset($_GET['name']) ? $_GET['name'] : '';
$uid = md5(uniqid(rand(), true));
$db = new Database();
require_once('includes.inc.php');
define('PATTERN', '/^[a-zA-Z0-9 ]{6,20}$/');
$data = '';
$error = 0;
$name = isset($_GET['name']) ? $_GET['name'] : '';
$uid = md5(uniqid(rand(), true));
$db = new Database();
if(preg_match(PATTERN, $name) != 1) {
$error = 14101;
if(preg_match(PATTERN, $name) != 1) {
$error = 14101;
} else {
// Create user.
$db->query('UPDATE "Users" SET "name" = $1 WHERE "ID" = $2', array($name, $uid));
// Create error if user to create already exists.
if(preg_match('/violates unique constraint "Users_name_unique"/', pg_last_error()) == 1) {
$error = 14102;
} else {
// Create user.
$db->query('UPDATE "Users" SET "name" = $1 WHERE "ID" = $2', array($name, $uid));
// Create error if user to create already exists.
if(preg_match('/violates unique constraint "Users_name_unique"/', pg_last_error()) == 1) {
$error = 14102;
} else {
$data = array('uid' => $uid, 'name' => $name);
}
$data = array('uid' => $uid, 'name' => $name);
}
$response = Database::create_response($data, $error);
print $response;
}
$response = Database::create_response($data, $error);
print $response;
?>

84
start.php
View File

@@ -6,51 +6,51 @@
* Time: 14:07
*/
require_once('includes.inc.php');
$data = '';
$error = 0;
$values = null;
$uid = isset($_GET['uid']) ? $_GET['uid'] : '';
$length = isset($_GET['length']) ? $_GET['length'] : '';
$length = (($length === '0') || ($length && gettype(+$length) == 'integer')) ? +$_GET['length'] : 10;
$db = new Database();
$questions_count = $db->query('SELECT COUNT(*) FROM "Questions"')['data'][0]['count'];
require_once('includes.inc.php');
$data = '';
$error = 0;
$values = null;
$uid = isset($_GET['uid']) ? $_GET['uid'] : '';
$length = isset($_GET['length']) ? $_GET['length'] : '';
$length = (($length === '0') || ($length && gettype(+$length) == 'integer')) ? +$_GET['length'] : 10;
$db = new Database();
$questions_count = $db->query('SELECT COUNT(*) FROM "Questions"')['data'][0]['count'];
// Return $count random, non repeating numbers in range from $min to $max.
function random_numbers($min, $max, $count){
$numbers = range($min, $max);
shuffle($numbers);
return array_slice($numbers, 0, $count-1);
// Return $count random, non repeating numbers in range from $min to $max.
function random_numbers($min, $max, $count){
$numbers = range($min, $max);
shuffle($numbers);
return array_slice($numbers, 0, $count-1);
}
if($uid == '') {
$error = 12101;
} else if($length == 0) {
$error = 12102;
} else if($length > $questions_count) {
$error = 12103;
$values = array($questions_count);
} else {
// Delete existing game for user.
if($db->query('SELECT EXISTS (SELECT 1 FROM "Games" WHERE "ID" = $1)', array($uid))['data'][0]['exists'] == 't') {
$db->query('DELETE FROM "Games" WHERE "ID" = $1', array($uid));
}
if($uid == '') {
$error = 12101;
} else if($length == 0) {
$error = 12102;
} else if($length > $questions_count) {
$error = 12103;
$values = array($questions_count);
} else {
// Delete existing game for user.
if($db->query('SELECT EXISTS (SELECT 1 FROM "Games" WHERE "ID" = $1)', array($uid))['data'][0]['exists'] == 't') {
$db->query('DELETE FROM "Games" WHERE "ID" = $1', array($uid));
}
// Create new game for user.
$db->query('INSERT INTO "Games" ("ID") VALUES ($1)', array($uid));
if(preg_match('/violates foreign key constraint "Games_ID_fkey"/', pg_last_error()) == 1) {
$error = 12104;
}
// Find questions for new game and insert into table.
$questions = random_numbers(0, $questions_count-1, $length);
foreach($questions as $question) {
$q = $db->query('SELECT "ID" FROM "Questions" OFFSET $1 LIMIT 1', array($question))['data'][0]['ID'];
$db->query('INSERT INTO "GamesQuestions" ("Games_ID", "Questions_ID") VALUES ($1, $2)', array($uid, $q));
}
// Create new game for user.
$db->query('INSERT INTO "Games" ("ID") VALUES ($1)', array($uid));
if(preg_match('/violates foreign key constraint "Games_ID_fkey"/', pg_last_error()) == 1) {
$error = 12104;
}
// Find questions for new game and insert into table.
$questions = random_numbers(0, $questions_count-1, $length);
foreach($questions as $question) {
$q = $db->query('SELECT "ID" FROM "Questions" OFFSET $1 LIMIT 1', array($question))['data'][0]['ID'];
$db->query('INSERT INTO "GamesQuestions" ("Games_ID", "Questions_ID") VALUES ($1, $2)', array($uid, $q));
}
}
$next_question = Question::get_next_question($db, $uid);
$data = array('next' => $next_question);
$next_question = Question::get_next_question($db, $uid);
$data = array('next' => $next_question);
$response = Database::create_response($data, $error, $values);
print_r($response);
$response = Database::create_response($data, $error, $values);
print_r($response);
?>