Mega Code Archive
This is a PHP5 SQLite abstraction class with many usefull functionnalities
<![CDATA[
for database creation, triggers, db connections, queries, highlight ...
<?php
/**
* SQLite Abstraction class
*
* @package
sqlite.class.php
* @access public
**/
class sqlite {
var $dbName = ""; //Name of databse
var $dbUser = ""; //Database user name
var $dbPwd = ""; //Database password
var $fallback_keywords = array("ABORT","AFTER","ASC","ATTACH","BEFORE","BEGIN","DEFERRED","CASCADE","CLUSTER","CONFLICT","COPY",
"CROSS","DATABASE","DELIMITERS","DESC","DETACH","EACH","END","EXPLAIN","FAIL","FOR","FULL",
"IGNORE","IMMEDIATE","INITIALLY","INNER","INSTEAD","KEY","LEFT","MATCH","NATURAL","OF","OFFSET",
"OUTER","PRAGMA","RAISE","REPLACE","RESTRICT","RIGHT","ROW","STATEMENT","TEMP","TEMPORARY","TRIGGER",
"VACUUM","VIEW");
var $normal_keywords = array("ALL","AND","AS","BETWEEN","BY","CASE","CHECK","COLLATE","COMMIT","CONSTRAINT","CREATE",
"DEFAULT","DEFERRABLE","DELETE","DISTINCT","DROP","ELSE","EXCEPT","FOREIGN","FROM","GLOB","GROUP",
"HAVING","IN","INDEX","INSERT","INTERSECT","INTO","IS","ISNULL","JOIN","LIKE","LIMIT",
"NOT","NOTNULL","NULL","ON","OR","ORDER","PRIMARY","REFERENCES","ROLLBACK","SELECT","SET",
"TABLE","THEN","TRANSACTION","UNION","UNIQUE","UPDATE","USING","VALUES","WHEN","WHERE");
/**
* Constructor
* @access protected
*/
function sqlite(){
}
/**
* sqlite::version()
*
* @return
**/
function version(){
return "1.1";
}
/**
* sqlite::dbconnect()
*
* @param string $dbUser
* @param string $dbPwd
* @param string $dbName
* @return
**/
function dbconnect($dbUser="", $dbPwd="",$dbName=':memory:'){
if ($dbUser!="") {
$this->dbUser = $dbUser;
}
if ($dbPwd!="") {
$this->dbPwd = $dbPwd;
}
if ($dbName!="") {
$this->dbName = $dbName;
}
$this->Link_ID = sqlite_open($this->dbName,0666) or die (_CONNECTION_ERROR_.sqlite_error_string()." <br><br>");
}
/**
* sqlite::query()
*
* @param $query
* @return
**/
function query($query){
$this->dbQryResult = sqlite_query($query,$this->Link_ID);
return $this->dbQryResult;
}
/**
* sqlite::fetch_row()
*
* @param string $result
* @return
**/
function fetch_row($result = "")
{
$this->dbResultLine = sqlite_fetch_single($result);
return $this->dbResultLine;
}
/**
* sqlite::get_data()
*
* @param string $result
* @return
**/
function get_data($result = "")
{
return $this->fetch_row($this->dbQryResult);
}
/**
* sqlite::fetch_array()
*
* @param string $result
* @return
**/
function fetch_array($result = "")
{
$this->dbResultLine = @sqlite_fetch_array($result);
return $this->dbResultLine;
}
/**
* sqlite::get_db_tables()
*
* @return
**/
function get_db_tables(){
$result = $this->query("select name,upper(name) from SQLITE_MASTER where type = 'table' order by 2");
if (!$result) {
print "Erreur : impossible de lister les tables\n";
exit;
}
while ($row = $this->fetch_row($result)) {
$Tables[] = $row;
}
return $Tables;
}
/**
* sqlite::get_db_triggers()
*
* @return
**/
function get_db_triggers(){
$result = $this->query("select name,upper(name),sql from SQLITE_MASTER where type = 'trigger' order by 2");
if (!$result) {
print "Erreur : impossible de lister les tables\n";
exit;
}
while ($row = $this->fetch_row($result)) {
$Trigger[] = $row;
}
return $Trigger;
}
/**
* sqlite::get_trigger_infos()
*
* @param $triggername
* @return
**/
function get_trigger_infos($triggername){
$result = $this->query("SELECT * FROM SQLITE_MASTER where type = 'trigger' and name = '".$triggername."'");
$ray = $this->fetch_array($result);
return $ray[sql];
}
/**
* sqlite::get_table_infos()
*
* @param $tablename
* @return
**/
function get_table_infos($tablename){
$result = $this->query("SELECT type, name, tbl_name, rootpage, sql FROM SQLITE_MASTER where tbl_name = '" . $tablename . "'");
$ray = $this->fetch_array($result);
return $ray[sql];
}
/**
* sqlite::get_dbs()
*
* @param string $path
* @return
**/
function get_dbs($path = "db/"){
$d = opendir($path);
while(($entry = readdir($d)) != false) {
if ($entry!="." and $entry!=".." and ereg(".db$",$entry)) {
$DBS[] = $entry;
}
}
return $DBS;
}
/**
* sqlite::createdb()
*
* @param $dbname
* @param string $path
* @return
**/
function createdb($dbname , $path = "db/"){
if (trim($dbname)=="" or is_file($path.$dbname)) {
return FALSE;
}
touch($path.$dbname);
chmod($path.$dbname,0666 );
return true;
}
/**
* sqlite::dropdb()
*
* @param $dbname
* @param string $path
* @return
**/
function dropdb($dbname , $path = "db/"){
if (!$this->is_db($dbname )) {
return FALSE;
}
if(unlink($path.$dbname)) return true;
return false;
}
/**
* sqlite::isdb()
*
* @param $dbname
* @param string $path
* @return
**/
function is_db($dbname , $path = "db/"){
if (trim($dbname)=="" or trim($dbname)==".db" or !is_file($path.$dbname)) {
return FALSE;
}
return true;
}
/**
* sqlite::get_db_size()
*
* @param $dbname
* @param string $path
* @return
**/
function get_db_size($dbname , $path = "db/"){
if (trim($dbname)=="" or !is_file($path.$dbname)) {
return FALSE;
}
return round(filesize($path.$dbname)/1024);
}
/**
*
* @access public
* @return void
**/
function highlite($query){
$result = array_merge ($this->normal_keywords, $this->fallback_keywords);
foreach($result as $v){
if ($v!="OR" and $v!="IS" and $v!="IN") {
$search[] = "/(?i)(^|[^a-z0-9\_]){1}(".strtoupper($v).")([^a-z0-9\_]|$){1}/";
$replace[] = "\\1<span style=\"color: blue; background-color: white; font-weight: bold;\">\\2</span>\\3";
}
}
$parsed_query = preg_replace($search,$replace , $query);
return $parsed_query;
}
}
?>
]]>