Sven Luethi
0e4421bb2a
modified: db.sql modified: index.php - Move user/pass to DB - Implement umlaut normalization so ae, oe, ue, and ss may be used. This also avoids having to use mbstring php extension.
411 lines
15 KiB
PHP
411 lines
15 KiB
PHP
<!DOCTYPE html>
|
|
<html>
|
|
<head>
|
|
<title>Flashy</title>
|
|
<meta name="viewport" content="width=device-width, initial-scale=1.0">
|
|
<link rel="stylesheet" href="static/reset.css">
|
|
<link rel="stylesheet" href="static/style.css">
|
|
</head>
|
|
<body>
|
|
<?php
|
|
error_reporting(E_ALL);
|
|
ini_set('display_errors', 1);
|
|
|
|
class Auth {
|
|
private $db, $user, $pass;
|
|
|
|
public function __construct($db) {
|
|
$this->db = $db;
|
|
$this->user = $db->getConfigValueByKey('USERNAME');
|
|
$this->pass = $db->getConfigValueByKey('PASSWORD');
|
|
if (!isset($_SERVER['PHP_AUTH_USER']) ||
|
|
$_SERVER['PHP_AUTH_USER'] != $this->user ||
|
|
!isset($_SERVER['PHP_AUTH_PW']) ||
|
|
$_SERVER['PHP_AUTH_PW'] != $this->pass
|
|
) {
|
|
header('HTTP/1.0 401 Unauthorized');
|
|
header('WWW-Authenticate: Basic realm="Flashy"');
|
|
echo 'You are not authorized to access this site. Please log in.';
|
|
exit;
|
|
}
|
|
}
|
|
}
|
|
|
|
class Card {
|
|
public $id, $boxID, $classID, $front, $back;
|
|
public function __construct($id, $boxID, $classID, $front, $back) {
|
|
$this->id=$id;
|
|
$this->boxID=$boxID;
|
|
$this->classID=$classID;
|
|
$this->front=$front;
|
|
$this->back=$back;
|
|
}
|
|
|
|
public static function createFromDBRow($row) {
|
|
return new Card($row['id'], $row['box_id'], $row['class_id'], $row['front'], $row['back']);
|
|
}
|
|
}
|
|
|
|
class DB {
|
|
private $db;
|
|
|
|
public function __construct() {
|
|
$this->db = new PDO('sqlite:db.db');
|
|
$this->db->query("PRAGMA foreign_keys = ON");
|
|
}
|
|
|
|
public function __destruct() {
|
|
$db = null;
|
|
}
|
|
|
|
public function getClasses() {
|
|
return $this->db->query("SELECT * FROM classes");
|
|
}
|
|
|
|
public function getBoxes() {
|
|
return $this->db->query("SELECT * FROM boxes");
|
|
}
|
|
|
|
public function getConfigValueByKey($key) {
|
|
$query = $this->db->prepare("SELECT value FROM config where key=?");
|
|
$query->execute([$key]);
|
|
return $query->fetchColumn();
|
|
}
|
|
|
|
public function getBoxNameByBoxID($boxID) {
|
|
$query = $this->db->prepare("SELECT name FROM boxes WHERE id=? LIMIT 1");
|
|
$query->execute([$boxID]);
|
|
return $query->fetchColumn();
|
|
}
|
|
|
|
public function getNewBoxIDOnCorrectByBoxID($boxID) {
|
|
$query = $this->db->prepare("SELECT class_id_on_correct FROM boxes WHERE id=? LIMIT 1");
|
|
$query->execute([$boxID]);
|
|
return $query->fetchColumn();
|
|
}
|
|
|
|
public function getNewBoxIDOnIncorrectByBoxID($boxID) {
|
|
$query = $this->db->prepare("SELECT class_id_on_incorrect FROM boxes WHERE id=? LIMIT 1");
|
|
$query->execute([$boxID]);
|
|
return $query->fetchColumn();
|
|
}
|
|
|
|
public function getClassNameByClassID($classID) {
|
|
$query = $this->db->prepare("SELECT name FROM classes WHERE id=? LIMIT 1");
|
|
$query->execute([$classID]);
|
|
return $query->fetchColumn();
|
|
}
|
|
|
|
public function getNumBoxes() {
|
|
return $this->db->query("SELECT COUNT(*) FROM boxes")->fetchColumn();
|
|
}
|
|
|
|
public function getFirstCardByBoxID($boxID) {
|
|
$query = $this->db->prepare("SELECT * FROM cards WHERE box_id=? LIMIT 1");
|
|
$query->execute([$boxID]);
|
|
$res = $query->fetchAll();
|
|
if (count($res) > 0) {
|
|
$row = $res[0];
|
|
return Card::createFromDBRow($row);
|
|
}
|
|
else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public function getCardByCardID($card_id) {
|
|
$res = $this->db->query("SELECT * FROM cards WHERE id = '" . $card_id . "' LIMIT 1")->fetchAll();
|
|
if (count($res) > 0) {
|
|
$row = $res[0];
|
|
return Card::createFromDBRow($row);
|
|
}
|
|
else {
|
|
return null;
|
|
}
|
|
}
|
|
|
|
public function getNumCardsByBoxID($boxID) {
|
|
return $this->db->query("SELECT COUNT(*) FROM cards where box_id='" . $boxID . "'")->fetchColumn();
|
|
}
|
|
|
|
public function getNumCards() {
|
|
return $this->db->query("SELECT COUNT(*) FROM cards")->fetchColumn();
|
|
}
|
|
|
|
public function updateCard($card) {
|
|
$origCard = $this->getCardByCardID($card->id);
|
|
if($origCard->boxID != $card->boxID) {
|
|
$this->db->prepare("UPDATE cards SET box_id=? WHERE id=?")->execute([$card->boxID, $card->id]);
|
|
}
|
|
if($origCard->classID != $card->classID) {
|
|
$this->db->prepare("UPDATE cards SET class_id=? WHERE id=?")->execute([$card->classID, $card->id]);
|
|
}
|
|
if($origCard->front != $card->front) {
|
|
$this->db->prepare("UPDATE cards SET front=? WHERE id=?")->execute([$card->id]);
|
|
}
|
|
if($origCard->back != $card->back) {
|
|
$this->db->prepare("UPDATE cards SET back=? WHERE id=?")->execute([$card->back, $card->id]);
|
|
}
|
|
}
|
|
|
|
public function createCard($card) {
|
|
if($card->classID != null && $card->front != null && $card->back != null) {
|
|
$this->db->prepare("INSERT INTO cards (box_id,class_id,front,back) VALUES(?,?,?,?)")
|
|
->execute([$card->boxID, $card->classID, $card->front, $card->back]);
|
|
}
|
|
}
|
|
|
|
public function deleteCard($cardID) {
|
|
if($cardID != null) {
|
|
$this->db->prepare("DELETE FROM cards WHERE id=?")->execute([$cardID]);
|
|
}
|
|
}
|
|
|
|
public function getRandomCardByBoxID($boxID) {}
|
|
public function getAllCardsByBoxID($boxID) {}
|
|
}
|
|
|
|
class App {
|
|
private $db,
|
|
$selectedCard,
|
|
$selectedBoxID,
|
|
$testInput,
|
|
$message,
|
|
$checkCase = true;
|
|
|
|
public function __construct($db) {
|
|
$this->db = $db;
|
|
$this->handleAllInput();
|
|
$this->selectCardIfBoxSelected();
|
|
$this->runTestIfUserInput();
|
|
$this->renderTest();
|
|
$this->renderBoxes();
|
|
$this->renderEditor();
|
|
}
|
|
|
|
private function renderTest() {
|
|
echo '<div class="test_view">' . "\n";
|
|
echo '<div class="std_row">' . $this->message . "</div>\n";
|
|
echo '<div class="std_row">'.($this->selectedCard == null ? '' : $this->selectedCard->front.' | '.$this->db->getClassNameByClassID($this->selectedCard->classID))."</div>\n";
|
|
echo '<form method="POST">' . "\n";
|
|
echo '<input type="text" name="test_input" autocomplete="off"'
|
|
.($this->testInput == null ? '' : ' value="' . $this->testInput . '"')
|
|
.($this->selectedCard == null ? '' : ' autofocus')
|
|
.'>'."\n";
|
|
echo '<input class="btn_row" type="submit" value="Check">' . "\n";
|
|
echo '<input type="hidden" name="card_id" value="'.($this->selectedCard == null ? '' : $this->selectedCard->id).'">'."\n";
|
|
echo '</form>' . "\n";
|
|
echo '<a class="btn_row'.($this->checkCase ? ' selected' : '').'" href="'.$this->createExtendedGetParameterString('check_case', (int)!$this->checkCase).'">Case sensitive</a>' . "\n";
|
|
echo "</div>\n";
|
|
}
|
|
|
|
private function selectCardIfBoxSelected() {
|
|
// Select random card from selected box since none is selected yet:
|
|
if($this->selectedBoxID != null && $this->selectedCard == null) {
|
|
$this->selectNewCard();
|
|
/*
|
|
if($this->selectedCard != null) {
|
|
// Give the user some info...
|
|
$this->message = $this->selectedCard->front.' | '.$this->db->getClassNameByClassID($this->selectedCard->classID);
|
|
}
|
|
*/
|
|
}
|
|
}
|
|
|
|
private function runTestIfUserInput() {
|
|
// Do some evaluation...
|
|
if(isset($this->selectedCard) && $this->testInput != null) {
|
|
// Copy values to be mangled :)
|
|
$a = $this->selectedCard->back;
|
|
$b = $this->testInput;
|
|
// Normalize Umlauts
|
|
$umlauts = array(
|
|
"ä"=>"ae",
|
|
"Ä"=>"Ae",
|
|
"ö"=>"oe",
|
|
"Ö"=>"Oe",
|
|
"ü"=>"ue",
|
|
"Ü"=>"Ue",
|
|
"ß"=>"ss",
|
|
"ẞ"=>"Ss"
|
|
);
|
|
$a = str_replace(array_keys($umlauts), array_values($umlauts), $a);
|
|
$b = str_replace(array_keys($umlauts), array_values($umlauts), $b);
|
|
// Case insensitive...
|
|
if(!$this->checkCase) {
|
|
$a = strtolower($a);
|
|
$b = strtolower($b);
|
|
}
|
|
//Answer correct:
|
|
if($a == $b) {
|
|
if($this->selectedCard->back == $this->testInput) {
|
|
$this->message = 'Correct';
|
|
}
|
|
else {
|
|
$this->message = 'Correct spelling but wrong upper/lower case';
|
|
}
|
|
/*
|
|
if($this->selectedCard->boxID >= 0 && $this->selectedCard->boxID < 3) {
|
|
$this->selectedCard->boxID = 4;
|
|
}
|
|
else if($this->selectedCard->boxID >= 3 && $this->selectedCard->boxID < $this->db->getNumBoxes()-1) {
|
|
$this->selectedCard->boxID += 1;
|
|
}
|
|
*/
|
|
$this->selectedCard->boxID = $this->db->getNewBoxIDOnCorrectByBoxID($this->selectedCard->boxID);
|
|
}
|
|
//Answer wrong:
|
|
else {
|
|
$this->message = 'Wrong - Correct answer:<br>'.$this->selectedCard->back;
|
|
/*
|
|
if($this->selectedCard->boxID > 0 && $this->selectedCard->boxID <= 3) {
|
|
$this->selectedCard->boxID -= 1;
|
|
}
|
|
else if($this->selectedCard->boxID > 3 && $this->selectedCard->boxID < $this->db->getNumBoxes()) {
|
|
$this->selectedCard->boxID = 2;
|
|
}
|
|
*/
|
|
$this->selectedCard->boxID = $this->db->getNewBoxIDOnIncorrectByBoxID($this->selectedCard->boxID);
|
|
}
|
|
// Flush box_id update to database
|
|
$this->db->updateCard($this->selectedCard);
|
|
// Clear the input field
|
|
$this->testInput = '';
|
|
// select the next card for the new round
|
|
$this->selectNewCard();
|
|
}
|
|
}
|
|
|
|
private function renderBoxes() {
|
|
echo '<div class="box_view">'."\n";
|
|
echo "<ul>\n";
|
|
foreach ($this->db->getBoxes() as $box) {
|
|
$this->addGetParameter('box_id', $box['id']);
|
|
$this->addGetParameter('check_case', $this->checkCase);
|
|
if (isset($this->selectedBoxID)) {
|
|
$html_selected = $box['id'] == $this->selectedBoxID ? ' class="selected"' : '';
|
|
}
|
|
else {
|
|
$html_selected = '';
|
|
}
|
|
|
|
echo "<li>\n";
|
|
echo '<a href="'.$this->createGetParameterString().'"'.$html_selected.'>'.$box['name'].' ('.$this->db->getNumCardsByBoxID($box['id']).")</a>\n";
|
|
echo "</li>\n";
|
|
}
|
|
echo "</ul>\n";
|
|
echo "</div>\n";
|
|
}
|
|
|
|
private function renderEditor() {
|
|
echo '<div class="editor_view">' . "\n";
|
|
echo '<form method="POST">' . "\n";
|
|
echo '<div><input type="text" name="card_front" value="'.($this->selectedCard != null ? $this->selectedCard->front : 'Front').'"></div>' . "\n";
|
|
echo '<div><input type="text" name="card_back" value="'. ($this->selectedCard != null ? $this->selectedCard->back : 'Back') .'"></div>' . "\n";
|
|
echo '<select name="class_id">'."\n";
|
|
foreach ($this->db->getClasses() as $class) {
|
|
if($this->selectedCard != null) {
|
|
$setSelected = $class['id'] == $this->selectedCard->classID ? ' selected="selected"' : '';
|
|
}
|
|
else {
|
|
$setSelected = '';
|
|
}
|
|
echo '<option value="'.$class['id'].'"'.$setSelected.'>'.$class['name']."</option>\n";
|
|
}
|
|
echo "</select>\n";
|
|
echo '<div><input class="btn_row" type="submit" name="action_create" value="Create"></div>' . "\n";
|
|
echo '<div><input class="btn_row" type="submit" name="action_replace" value="Replace"></div>' . "\n";
|
|
echo '<div><input class="btn_row" type="submit" name="action_delete" value="Delete"></div>' . "\n";
|
|
echo '<input type="hidden" name="card_id" value="'.($this->selectedCard == null ? '' : $this->selectedCard->id).'">'."\n";
|
|
echo '</form>' . "\n";
|
|
echo "</div>\n";
|
|
}
|
|
|
|
private function handleAllInput() {
|
|
if (isset($_REQUEST['box_id']) &&
|
|
$_REQUEST['box_id'] >= 0 &&
|
|
$_REQUEST['box_id'] < $this->db->getNumBoxes())
|
|
{
|
|
$this->selectedBoxID = $_REQUEST['box_id'];
|
|
}
|
|
if (isset($_REQUEST['card_id']) &&
|
|
$_REQUEST['card_id'] >= 0)
|
|
{
|
|
$this->selectedCard = $this->db->getCardByCardID($_REQUEST['card_id']);
|
|
}
|
|
if (isset($_REQUEST['check_case']) &&
|
|
$_REQUEST['check_case'] == 1)
|
|
{
|
|
$this->checkCase = true;
|
|
}
|
|
else $this->checkCase = false;
|
|
|
|
if (isset($_REQUEST['test_input']) && $_REQUEST['test_input'] != '') {
|
|
$this->testInput = trim($_REQUEST['test_input']);
|
|
}
|
|
|
|
// Create a new Card in the database
|
|
if (isset($_REQUEST['action_create']) &&
|
|
isset($_REQUEST['class_id']) && $_REQUEST['class_id'] != null &&
|
|
isset($_REQUEST['card_front']) && $_REQUEST['card_front'] != null &&
|
|
isset($_REQUEST['card_back']) && $_REQUEST['card_back'] != null)
|
|
{
|
|
$card = new Card(null, (int)$this->db->getConfigValueByKey('NEW_CARD_BOX_ID'), $_REQUEST['class_id'], trim($_REQUEST['card_front']), trim($_REQUEST['card_back']));
|
|
$this->db->createCard($card);
|
|
}
|
|
// Modify an existing card in the database
|
|
else if (isset($_REQUEST['action_replace']) &&
|
|
isset($_REQUEST['class_id']) && $_REQUEST['class_id'] != null &&
|
|
isset($_REQUEST['card_front']) && $_REQUEST['card_front'] != null &&
|
|
isset($_REQUEST['card_back']) && $_REQUEST['card_back'] != null &&
|
|
$this->selectedCard != null)
|
|
{
|
|
$card = new Card($this->selectedCard->id, $this->selectedCard->boxID, $_REQUEST['class_id'], trim($_REQUEST['card_front']), trim($_REQUEST['card_back']));
|
|
$this->db->updateCard($card);
|
|
// Reload the updated card
|
|
$this->selectedCard = $this->db->getCardByCardID($card->id);
|
|
}
|
|
// Delete a card from the database
|
|
else if (isset($_REQUEST['action_delete']) &&
|
|
$this->selectedCard != null)
|
|
{
|
|
$this->db->deleteCard($this->selectedCard->id);
|
|
// Make sure the deleted card is no longer selected
|
|
$this->selectedCard = null;
|
|
}
|
|
}
|
|
|
|
private function selectNewCard() {
|
|
$this->selectedCard = $this->db->getFirstCardByBoxID($this->selectedBoxID);
|
|
}
|
|
|
|
private function addGetParameter($parameterName, $parameterValue) {
|
|
$_GET[$parameterName] = $parameterValue;
|
|
}
|
|
|
|
private function createGetParameterString() {
|
|
$tmp = '?';
|
|
foreach($_GET as $key => $value) {
|
|
$tmp = $tmp . $key . '=' . $value . '&';
|
|
}
|
|
return trim($tmp, '&');//substr($tmp, 0, -1);
|
|
}
|
|
|
|
//Add a temporary extra key/value pair to string
|
|
private function createExtendedGetParameterString($key, $value) {
|
|
$this->deleteGetParameter($key);
|
|
$existingParams = $this->createGetParameterString();
|
|
return $existingParams == '?' ? '?'.$key.'='.$value : $existingParams.'&'.$key.'='.$value;
|
|
}
|
|
|
|
private function deleteGetParameter($key) {
|
|
unset($_GET[$key]);
|
|
}
|
|
}
|
|
$db = new DB();
|
|
new Auth($db);
|
|
new App($db);
|
|
?>
|
|
</body>
|
|
</html>
|