Integrated new EasyGiant Library

1 files changed, 163 insertions, 16 deletions

diff --git a/h-source/Library/Db/Mysql.php b/h-source/Library/Db/Mysql.php
index d19d24a..e0dcfe0 100755
--- a/h-source/Library/Db/Mysql.php
+++ b/h-source/Library/Db/Mysql.php
@@ -2,7 +2,7 @@
 
 // EasyGiant is a PHP framework for creating and managing dynamic content
 //
-// Copyright (C) 2009 - 2011  Antonio Gallo
+// Copyright (C) 2009 - 2014  Antonio Gallo (info@laboratoriolibero.com)
 // See COPYRIGHT.txt and LICENSE.txt.
 //
 // This file is part of EasyGiant
@@ -24,16 +24,34 @@ if (!defined('EG')) die('Direct access not allowed!');
 
 //class to manage the database
 //singleton!
-class Db_Mysql {
+class Db_Mysql
+{
+	
+	private $autocommit = true;
+	private $transactionBatchSize = 100;
+	
+	public $transactionBatch = array();
 	
 	public $query = null; //the last query executed
+	public $queries = array(); //array containing all the queries executed
+	
 	public $charsetError = true; //true: non eccor occurred during the modification of the connection charset, false: one error occurred
 	public $charset = null; //the charset of the client connection
 	
 	private static $instance = null; //instance of this class
 
 	private $dblink;
-	private $fieldsType = array('tinyint','smallint','int','mediumint','bigint','float','double');
+	
+	private $charTypes = array('varchar','char');
+	private $textTypes = array('tinytext','text','mediumtext','longtext');
+	private $integerTypes = array('tinyint','smallint','int','mediumint','bigint');
+	private $floatTypes = array('real','float','double');
+	private $dateTypes = array('date');
+	private $enumTypes = array('enum');
+	private $decimalTypes = array('decimal');
+	private $uniqueIndexStrings = array('UNI');
+	
+	private $fieldsType = array();
 	/**
 
 	*connect to the database
@@ -51,7 +69,8 @@ class Db_Mysql {
 	
 	private function __construct($host,$user,$pwd,$db_name)
 	{
-
+		$this->fieldsType = array_merge($this->integerTypes, $this->floatTypes);
+		
 		$this->dblink = mysql_connect($host,$user,$pwd);
 
   		if ($this->dblink === FALSE) {
@@ -78,7 +97,46 @@ class Db_Mysql {
 		return self::$instance;
 	}
 
-
+	public function getUniqueIndexStrings()
+	{
+		return $this->uniqueIndexStrings;
+	}
+	
+	public function getTextTypes()
+	{
+		return $this->textTypes;
+	}
+	
+	public function getDecimalTypes()
+	{
+		return $this->decimalTypes;
+	}
+	
+	public function getEnumTypes()
+	{
+		return $this->enumTypes;
+	}
+	
+	public function getCharTypes()
+	{
+		return $this->charTypes;
+	}
+	
+	public function getIntegerTypes()
+	{
+		return $this->integerTypes;
+	}
+	
+	public function getFloatTypes()
+	{
+		return $this->floatTypes;
+	}
+	
+	public function getDateTypes()
+	{
+		return $this->dateTypes;
+	}
+	
 	//close the connection
 	public function disconnect()
 	{
@@ -163,16 +221,29 @@ class Db_Mysql {
 	
 	public function get_num_rows($table,$where=null,$group_by=null,$on=array(),$using=array(),$join=array()) {
 
-		$query = $this->createSelectQuery($table,'*',$where,$group_by,null,null,$on,$using,$join);
+		$select = isset($group_by) ? "*" : 'count(*) as number';
+		
+		$query = $this->createSelectQuery($table,$select,$where,$group_by,null,null,$on,$using,$join);
 		
 		$this->query=$query;
+		$this->queries[] = $query;
 		
 		$ris = mysql_query($query);
 		if ($ris) {
-			$num_rows = mysql_num_rows($ris);
-			return $num_rows;
+		
+			if (isset($group_by))
+			{
+				$num_rows = mysql_num_rows($ris);
+			}
+			else
+			{
+				$row = mysql_fetch_array($ris);
+				$num_rows = $row['number'];
+			}
+
+			return (int)$num_rows;
 		} else {
-			return false;
+			return 0;
 		}
 	}
 
@@ -182,6 +253,8 @@ class Db_Mysql {
 		$query = $this->createSelectQuery($table,"$func($field) AS m",$where,$group_by,null,null,$on,$using,$join);
 		
 		$this->query = $query;
+		$this->queries[] = $query;
+		
 		$result = mysql_query($query);
 		if ($result)
 		{
@@ -223,6 +296,8 @@ class Db_Mysql {
 		$query = $this->createSelectQuery($table,$fields,$where,$group_by,$order_by,$limit,$on,$using,$join);
 
 		$this->query = $query;
+		$this->queries[] = $query;
+		
 		$result = mysql_query($query);
 		return $this->getData($result);
 	}
@@ -259,32 +334,73 @@ class Db_Mysql {
 		}
 		else
 		{
-			return false;
+			return array();
 		}
 	}
 
-	//return an array containing all the types of the fields (indicated in $fields) of a table (indicated in $table)
-	public function getTypes($table, $fields)
+	
+	private function getFieldsFeature($feature, $table, $fields, $full = false, $associative = false)
 	{
 		$query = "DESCRIBE $table;";
 		$result = mysql_query($query);
 		$temp = array();
 		while ($row = mysql_fetch_assoc($result)) {
-			$e = explode('(',$row['Type']);
-			$temp[$row['Field']] = reset($e);
+			if ($full)
+			{
+				$temp[$row['Field']] = $row[$feature];
+			}
+			else
+			{
+				$e = explode('(',$row[$feature]);
+				$temp[$row['Field']] = strcmp($feature,"Type") === 0 ? strtolower(reset($e)) : reset($e);
+			}
 		}
 
+		$this->queries[] = $query;
+		
+		//return all fields types
+		if ($fields === "*")
+		{
+			$fields = implode(",",array_keys($temp));
+		}
+		
 		$types = array();
 		$fields = explode(',',$fields);
 		for ($i = 0; $i < count($fields); $i++)
 		{
 			if (!array_key_exists($fields[$i],$temp)) return false;
-			$types[] = $temp[$fields[$i]];
+			
+			if ($associative)
+			{
+				$types[$fields[$i]] = $temp[$fields[$i]];
+			}
+			else
+			{
+				$types[] = $temp[$fields[$i]];
+			}
 		}
 
 		return $types;
 	}
 
+	//return an array containing all the keys of the fields (indicated in $fields) of a table (indicated in $table)
+	public function getKeys($table, $fields, $full = false, $associative = false)
+	{
+		return $this->getFieldsFeature('Key', $table, $fields, $full, $associative);
+	}
+	
+	//return an array containing all the default values of the fields (indicated in $fields) of a table (indicated in $table)
+	public function getDefaultValues($table, $fields, $full = false, $associative = false)
+	{
+		return $this->getFieldsFeature('Default', $table, $fields, $full, $associative);
+	}
+	
+	//return an array containing all the types of the fields (indicated in $fields) of a table (indicated in $table)
+	public function getTypes($table, $fields, $full = false, $associative = false)
+	{
+		return $this->getFieldsFeature('Type', $table, $fields, $full, $associative);
+	}
+
 	public function insert($table,$fields,$values) {
 
 		#$table is a string
@@ -312,6 +428,8 @@ class Db_Mysql {
 			$values = implode(',',$values);
 			$query="INSERT INTO $table ($fields) VALUES ($values);";
 			$this->query = $query;
+			$this->queries[] = $query;
+			
 			$ris = mysql_query($query);
 
 			#check the result
@@ -320,12 +438,34 @@ class Db_Mysql {
 			} else {
 				return false;
 			}
-
+			
 		} else {
 			return false;
 		}
 	}
 
+	//set the autocommit attribute
+	public function setAutocommit($value)
+	{
+	}
+	
+	//set the transactionBatchSize attribute
+	public function setTransactionBatchSize($size)
+	{
+	}
+	
+	//commit a batch of queries
+	//$batch: array of queries
+	public function commitBatch($batch)
+	{
+	}
+	
+	//commit the transaction
+	public function commitTransaction()
+	{
+		return false;
+	}
+	
 	// 	Retrieves the ID generated for an AUTO_INCREMENT column by the previous query (usually INSERT). 
 	public function lastId()
 	{
@@ -367,6 +507,8 @@ class Db_Mysql {
 			$str=implode(',',$str);
 			$query="UPDATE $table SET $str $where;";
 			$this->query=$query;
+			$this->queries[] = $query;
+
 			$ris = mysql_query($query);
 
 			#check the result
@@ -375,6 +517,7 @@ class Db_Mysql {
 			} else {
 				return false;
 			}
+			
 		} else {
 			return false;
 		}
@@ -390,6 +533,8 @@ class Db_Mysql {
 // 		}
 		$query="DELETE FROM $table $where;";
 		$this->query=$query;
+		$this->queries[] = $query;
+		
 		$ris = mysql_query($query);
 		#check the result
 
@@ -423,6 +568,8 @@ class Db_Mysql {
 	public function query($query)
 	{
 		$this->query = $query;
+		$this->queries[] = $query;
+		
 		$result = mysql_query($query);
 		if ($result === false)
 		{