X-Git-Url: http://git.pjr.cc/?p=glcas.git;a=blobdiff_plain;f=lib%2Fplugins%2Fdb.php;h=a337718499b244b6435720ae2c215469a5b4181f;hp=cf8974fa79c52c6c08b64ebb5dffe08b690de5f4;hb=bdc6417e64fc4a48c1364dc4773d68205f88b015;hpb=142006fe3120af663a31dcf936e1a75188446f47

diff --git a/lib/plugins/db.php b/lib/plugins/db.php
index cf8974f..a337718 100644
--- a/lib/plugins/db.php
+++ b/lib/plugins/db.php
@@ -3,20 +3,105 @@
 function db_getDB()
 {
 	global $DB_URL;
+	
+	$dbobject = false;
+    global $BASE_DIR, $DB_HANDLE;
+    if($DB_HANDLE != false) return $DB_HANDLE;
+	try {
+		$dbobject = new PDO("$DB_URL");
+	} catch(PDOException $exep) {
+		error_log("execpt on db open");
+		return false;
+	}
+	
+	$DB_HANDLE = $dbobject;
+
+	return $dbobject;
 }
 
 function db_createDB()
 {
+	// theres not much to do yet with only sqlite support
+}
+
+// all columns end up as text
+function db_createTable($tablename, $ncolumns)
+{
+	$db = db_getDB();
+	
+	$sql = "create table \"$tablename\" (\"".$tablename."_id\" INTEGER PRIMARY KEY AUTOINCREMENT";
+	for($i=1; $i <= $ncolumns; $i++) {
+		$colname = "column_$i";
+		$sql .= ", $colname text";
+	}
+	$sql .= ")";
+	
+	$db->query($sql);
+}
+
+function db_insertData($tablename)
+{
+
+	$db = db_getDB();
 	
+	$sql = "insert into \"$tablename\" values (NULL";
+	for($i=1; $i < func_num_args(); $i++) {
+		$sql .= ",'".func_get_arg($i)."'";
+	}
+	$sql .=")";
+	
+	$db->query($sql);
 }
 
-function db_createTable($tablename)
+function db_selectData($tablename, $column, $value)
 {
+	$db = db_getDB();
+	
+	$sql = "select * from \"$tablename\" where column_$column like '%$value%'";
+	$res = $db->query($sql);
+	$data = $res->fetchAll();
 	
+	return $data;
+}
+
+function db_deleteData($tablename, $column, $value)
+{
+	$db = db_getDB();
+	
+	$sql = "delete from \"$tablename\" where column_$column like '%$value%'";
+	return $db->query($sql);
+	
+}
+
+function db_deleteTable($tablename)
+{
+	$db = db_getDB();
+	
+	$sql = "drop table $tablename";
+	
+	return $db->query($sql);
+}
+
+function db_tableExists($tablename)
+{
+	$db = db_getDB();
+	
+	$sql = "select count(*) from sqlite_master where type='table' and name='$tablename'";
+	$res = $db->query($sql);
+	
+	$value = $res->fetchColumn();
+	
+	if($value == 1) return true;
+	else return false;
 }
 
 function db_getTables()
 {
+	$db = db_getDB();
+	
+	$sql = "select name from sqlite_master where type='table' and name not like 'sqlite_%'";
+	$res = $db->query($sql);
 	
+	return $res->fetchAll();
 }
 ?>
\ No newline at end of file