133 lines
4.4 KiB
PHP
133 lines
4.4 KiB
PHP
<?php
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require_once('data/config.php');
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require_once('Storage.class.php');
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class UsersInGlobalPayback extends Storage {
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protected $payback_id = 0, $users_list;
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//users_list is a 2D array of users_id and amount between them
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//user1 owes amount to user2
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protected $TABLE_NAME = "Users_in_GlobalPaybacks";
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protected $fields = array(
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'global_payback_id'=>'int',
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'user1_id'=>'int',
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'user2_id'=>'int',
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'amount'=>'int'
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);
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public function __construct() {
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parent::__construct();
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$users_list = array();
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}
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// Getters
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// =======
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public function getPaybackId() {
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return $this->payback_id;
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}
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public function get() {
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return $this->users_list;
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}
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// Setters
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// =======
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public function setPaybackId($id) {
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$this->payback_id = (int) $id;
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}
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public function set($users_in) {
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$this->users_list = $users_in;
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}
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// Maps htmlspecialchars on the class before display
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// =================================================
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public function secureDisplay() {
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$this->payback_id = (int) $this->payback_id;
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$temp_array = array();
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foreach($this->users_list as $user1=>$temp) {
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foreach($temp as $user2=>$amount) {
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$temp_array[(int) $user1][(int) [$user2]] = (float) $amount;
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}
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}
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$this->users_list = $temp_array;
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return $this;
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}
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// Override load() method
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// ======================
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public function load() {
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$query = 'SELECT ';
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$i = false;
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foreach($this->fields as $field=>$type) {
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if($i) { $query .= ','; } else { $i = true; }
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$query .= $field;
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}
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$query .= ' FROM '.MYSQL_PREFIX.$this->TABLE_NAME.' WHERE payback_id=:payback_id';
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$query = $this->getConnection()->prepare($query);
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$query->bindParam(':payback_id', $this->payback_id);
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$query->execute();
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$results = $query->fetchAll();
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$this->users_list = array();
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foreach($results as $result) {
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$this->users_list[(int) $result['user1_id']][(int) $result['user2_id']] = (float) $result['amount'];
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}
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}
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// Override save() method
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// ======================
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public function save() {
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// TODO : Optimize ?
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$query = 'SELECT COUNT(payback_id) FROM '.MYSQL_PREFIX.$this->TABLE_NAME.' WHERE payback_id=:payback_id';
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$query = $this->getConnection()->prepare($query);
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$query->bindParam(':payback_id', $this->payback_id);
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$query->execute();
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$count = $query->fetchColumn(0);
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if($count != 0) {
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// If there are already some records, delete them first
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$query = $this->getConnection()->prepare('DELETE FROM '.MYSQL_PREFIX.$this->TABLE_NAME.' WHERE payback_id=:payback_id');
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$query->bindParam(':payback_id', $this->payback_id);
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$query->execute();
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}
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$query = 'INSERT INTO '.MYSQL_PREFIX.$this->TABLE_NAME.'(';
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$i = false;
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foreach($this->fields as $field=>$type) {
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if($i) { $query .= ','; } else { $i = true;}
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$query .= $field;
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}
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$query .= ') VALUES(:payback_id, :user1_id, :user2_id, :amount)';
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$query = $this->getConnection()->prepare($query);
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$query->bindParam(':payback_id', $this->payback_id);
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foreach($this->users_list as $user1=>$temp) {
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foreach($temp as $user2=>$amount) {
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$query->bindValue(':user1_id', intval($user1));
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$query->bindValue(':user2_id', intval($user2));
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$query->bindValue(':amount', floatval($amount));
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$query->execute();
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}
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}
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}
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// Override delete() method
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// ========================
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public function delete() {
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$query = $this->getConnection()->prepare('DELETE FROM '.MYSQL_PREFIX.$this->TABLE_NAME.' WHERE payback_id=:payback_id');
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$query->bindParam(':payback_id', $this->payback_id);
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$query->execute();
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}
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}
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