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database_class.php
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database_class.php
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<?php
class Database {
protected $db_name;
protected $db_user;
protected $db_pass;
protected $db;
protected $chat_id;
protected $message_id;
function __construct($db_name, $db_user, $db_pass, $chat_id = 0, $message_id = 0) {
$this->db_name = $db_name;
$this->db_user = $db_user;
$this->db_pass = $db_pass;
$this->db = mysqli_connect('localhost',$this->db_user,$this->db_pass,$this->db_name) or die('Error connecting to MySQL server.');
$this->chat_id = $chat_id;
$this->message_id = $message_id;
return $this->db;
}
function __destruct() {
mysqli_close($this->db);
}
function get_user_row() {
return mysqli_query($this->db, "SELECT * FROM `chats` WHERE chat_id = '$this->chat_id' ");
}
function insert($state, $text, $username = '', $fullname = '', $permission = 0, $data = '') {
$default_cats = json_encode([0,0,0,0,0,0]);
return mysqli_query($this->db, "INSERT INTO `chats` (chat_id, state, last_message, permission, data, username, fullname, cats) VALUES ('$this->chat_id', '$state', '$text', '$permission', '$data', '$username', '$fullname', '$default_cats') ");
}
function set_permission($permission, $chat_id) {
return mysqli_query($this->db, "UPDATE `chats` SET permission = '$permission' WHERE chat_id = '$chat_id' ");
}
function set_state($state) {
return mysqli_query($this->db, "UPDATE `chats` SET state = '$state' WHERE chat_id = '$this->chat_id' ");
}
function set_data($data_string) {
$data_string = json_encode($data_string);
$data_string = addslashes($data_string);
return mysqli_query($this->db, "UPDATE `chats` SET data = '$data_string' WHERE chat_id = '$this->chat_id' ");
}
function set_username($username) {
return mysqli_query($this->db, "UPDATE `chats` SET username = '$username' WHERE chat_id = '$this->chat_id' ");
}
function set_fullname($fullname) {
return mysqli_query($this->db, "UPDATE `chats` SET fullname = '$fullname' WHERE chat_id = '$this->chat_id' ");
}
function set_last_message($text) {
return mysqli_query($this->db, "UPDATE `chats` SET last_message = '$text' WHERE chat_id = '$this->chat_id' ");
}
function set_categories_checked_array($cats) {
$cats = json_encode($cats);
$cats = addslashes($cats);
return mysqli_query($this->db, "UPDATE `chats` SET cats = '$cats' WHERE chat_id = '$this->chat_id' ");
}
function get_state($chat_id = false) {
if ($chat_id === false)
$chat_id = $this->get_chat_id();
$result = mysqli_query($this->db, "SELECT `state` FROM `chats` WHERE chat_id = '$chat_id' ");
return (int)$result->fetch_assoc()['state'];
}
function get_data($chat_id = false) {
if ($chat_id === false)
$chat_id = $this->get_chat_id();
$result = mysqli_query($this->db, "SELECT `data` FROM `chats` WHERE chat_id = '$chat_id' ");
$data = (string)$result->fetch_assoc()['data'];
$data = json_decode($data, true);
return $data;
}
function get_username($chat_id = false) {
if ($chat_id === false)
$chat_id = $this->get_chat_id();
$result = mysqli_query($this->db, "SELECT `username` FROM `chats` WHERE chat_id = '$chat_id' ");
return (string)$result->fetch_assoc()['username'];
}
function get_fullname($chat_id = false) {
if ($chat_id === false)
$chat_id = $this->get_chat_id();
$result = mysqli_query($this->db, "SELECT `fullname` FROM `chats` WHERE chat_id = '$chat_id' ");
return (string)$result->fetch_assoc()['fullname'];
}
function get_user_permission($chat_id = false) {
if ($chat_id === false)
$chat_id = $this->get_chat_id();
$result = mysqli_query($this->db, "SELECT `permission` FROM `chats` WHERE chat_id = '$chat_id' ");
return (int)$result->fetch_assoc()['permission'];
}
function get_categories_checked_array($chat_id = false) {
if ($chat_id === false)
$chat_id = $this->get_chat_id();
$result = mysqli_query($this->db, "SELECT `cats` FROM `chats` WHERE chat_id = '$chat_id' ");
$cats = (string)$result->fetch_assoc()['cats'];
$cats = json_decode($cats, true);
return $cats;
}
function reset_state() {
return $this->set_state(0);
}
function check_user_permission($permission) {
$result = mysqli_query($this->db, "SELECT * FROM `chats` WHERE (chat_id, permission) = ('$this->chat_id', '$permission') ");
return mysqli_num_rows($result) == 1;
}
function user_is_new() {
$result = $this->get_user_row();
return mysqli_num_rows($result) == 0;
}
function get_chat_id() {
return $this->chat_id;
}
function get_message_id() {
return $this->message_id;
}
function get_users_with_permission($permission) {
$result = mysqli_query($this->db, "SELECT `chat_id` FROM `chats` WHERE permission = '$permission' ");
while ($row = mysqli_fetch_assoc($result)) {
$result_array[] = $row['chat_id'];
}
return $result_array;
}
function get_all_users_chat_id() {
$result = mysqli_query($this->db, "SELECT `chat_id` FROM `chats` ");
while($row = mysqli_fetch_assoc($result)) {
$result_array[] = $row['chat_id'];
}
return $result_array;
}
// channelposts table
function get_channelposts() {
$result = mysqli_query($this->db, "SELECT * FROM channelposts ");
while($row = mysqli_fetch_assoc($result)) {
$result_array[] = ['id' => $row['id'] , 'data' => $row['data']];
}
return $result_array;
}
function add_channelpost($post_line) {
return mysqli_query($this->db, "INSERT INTO `channelposts` (data) VALUES ('$post_line') ");
}
function read_channelpost() {
$result = mysqli_query($this->db, "SELECT data FROM channelposts LIMIT 1 ");
if (mysqli_num_rows($result) == 0)
return false;
$data = (string)$result->fetch_assoc()['data'];
$data = json_decode($data, true);
mysqli_query($this->db, "DELETE FROM `channelposts` LIMIT 1 "); // delete the row
return $data;
}
function remove_last_channelpost() {
return mysqli_query($this->db, "DELETE FROM `channelposts` order by id desc LIMIT 1 ");
}
function remove_channelpost($id) {
return mysqli_query($this->db, "DELETE FROM `channelposts` WHERE id = '$id' ");
}
function get_num_of_channelposts_left() {
$result = mysqli_query($this->db, "SELECT * FROM `channelposts`");
return mysqli_num_rows($result);
}
// site_recommend_post table
function add_site_recommend_post($post_line) {
return mysqli_query($this->db, "INSERT INTO `site_recommend_posts` (post) VALUES ('$post_line') ");
}
function get_site_recommend_post($id = 0) {
$result = mysqli_query($this->db, "SELECT * FROM `site_recommend_posts` WHERE NOT state = '".RESERVED."' AND id > '$id' LIMIT 1 ");
if (mysqli_num_rows($result) == 0)
return false;
$row = $result->fetch_assoc();
return $row;
}
function set_site_recommend_post_state($state, $id = 1) {
return mysqli_query($this->db, "UPDATE `site_recommend_posts` SET state = '$state' WHERE id = $id ");
}
function remove_last_site_recommend_post() {
return mysqli_query($this->db, "DELETE FROM `site_recommend_posts` order by id desc LIMIT 1 ");
}
function get_num_of_site_recommend_posts_left() {
$result = mysqli_query($this->db, "SELECT * FROM `site_recommend_posts`");
return mysqli_num_rows($result);
}
}