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<?php |
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class Db_Mysqli implements IDb { |
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private $link; |
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private $last_error; |
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public function connect($host, $user, $pass, $db, $port) { |
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if ($port) { |
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$this->link = mysqli_connect($host, $user, $pass, $db, $port); |
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} else { |
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$this->link = mysqli_connect($host, $user, $pass, $db); |
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} |
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if ($this->link) { |
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$this->init(); |
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return $this->link; |
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} else { |
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print("Unable to connect to database (as $user to $host, database $db): ".mysqli_connect_error()); |
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exit(102); |
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} |
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} |
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public function escape_string($s, $strip_tags = true) { |
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if ($strip_tags) { |
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$s = strip_tags($s); |
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} |
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return mysqli_real_escape_string($this->link, $s); |
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} |
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public function query($query, $die_on_error = true) { |
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$result = @mysqli_query($this->link, $query); |
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if (!$result) { |
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$this->last_error = @mysqli_error($this->link); |
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@mysqli_query($this->link, "ROLLBACK"); |
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user_error("query $query failed: ".($this->link ? $this->last_error : "No connection"), |
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$die_on_error ? E_USER_ERROR : E_USER_WARNING); |
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} |
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return $result; |
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} |
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public function fetch_assoc($result) { |
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return mysqli_fetch_assoc($result); |
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} |
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public function num_rows($result) { |
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return mysqli_num_rows($result); |
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} |
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public function fetch_result($result, $row, $param) { |
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if (mysqli_data_seek($result, $row)) { |
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$line = mysqli_fetch_assoc($result); |
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return $line[$param]; |
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} else { |
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return false; |
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} |
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} |
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public function close() { |
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return mysqli_close($this->link); |
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} |
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public function affected_rows($result) { |
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return mysqli_affected_rows($this->link); |
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} |
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public function last_error() { |
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return mysqli_error($this->link); |
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} |
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public function last_query_error() { |
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return $this->last_error; |
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} |
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public function init() { |
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$this->query("SET time_zone = '+0:0'"); |
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81
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if (defined('MYSQL_CHARSET') && MYSQL_CHARSET) { |
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mysqli_set_charset($this->link, MYSQL_CHARSET); |
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} |
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return true; |
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} |
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88
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} |
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codysnider /
tt-rss
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In general, usage of exit should be done with care and only when running in a scripting context like a CLI script.