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127 lines
3.9 KiB
127 lines
3.9 KiB
<?php
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namespace WMarkDown;
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class SQLite{
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private $kmardown;
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private $connection = null;
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private $connected = false;
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private $error = 0;
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private function connect(){
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if($this->connection)
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return;
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try{
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$this->connection = new \PDO("sqlite:" . $this->wmarkdown->settings("database_file"));
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$this->connected = true;
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}catch(\Exception $exception){
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$this->error |= 1 << 0;
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$this->close();
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return;
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};
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$this->connection->setAttribute(\PDO::ATTR_ERRMODE, \PDO::ERRMODE_EXCEPTION);
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$this->connection->beginTransaction();
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if(!$this->query("select * from sqlite_master")["tables"][0]){
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$this->query(file_get_contents($this->wmarkdown->settings("sql_generator")));
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$this->query(file_get_contents($this->wmarkdown->settings("sql_views")));
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};
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}
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public function __construct($wmarkdown){
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$this->wmarkdown = $wmarkdown;
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$this->connect();
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}
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private function close(){
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if($this->connection){
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try{
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$this->connection->commit();
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}catch(\Exception $exception){
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try{
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$this->connection->rollback();
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}catch(\Exception $exception){
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$this->error |= 1 << 3;
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};
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$this->error |= 1 << 2;
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};
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}else
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$this->error |= 1 << 1;
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$this->connection = null;
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}
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public function __destruct(){
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$this->close();
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}
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public function is_connected(){
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return !!$this->connected;
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}
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public function reconnect(){
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$this->close();
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$this->connect();
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}
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public function query($query){
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$results = [
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"connection_error" => $this->error,
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"tables" => [],
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"query_error" => 0
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];
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if(!$this->is_connected()){
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$results["query_error"] |= 1 << 1;
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return $results;
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};
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preg_replace_callback('/(([^\;\'"]+|\'(([^\'\\\\]+|\\\\(.|[\r\n]))*)\'|"(([^"\\\\]+|\\\\(.|[\r\n]))*)")+);?/', function($values) use(&$results){
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$statement = $this->connection->prepare($values[1]);
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$statement->execute();
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try{
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$table = [];
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foreach($statement->fetchAll(\PDO::FETCH_ASSOC) as $new_row){
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$row = [];
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foreach($new_row as $key => $value){
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if(is_string($value)){
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if($value[0] == "[" || $value[0] == "{"){
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try{
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$row[$key] = $this->ur3->json_decode(utf8_encode($value), true);
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if(!$row[$key])
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$row[$key] = utf8_encode($value);
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}catch(\Exception $exception){
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$row[$key] = utf8_encode($value);
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};
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}else
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$row[$key] = utf8_encode($value);
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}else
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$row[$key] = $value;
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};
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$table[] = $row;
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};
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$results["tables"][] = $table;
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}catch(\Exception $exception){};
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}, $query);
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return $results;
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}
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};
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