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class.objectmappingphp5.1pdoodbc.php
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class.objectmappingphp5.1pdoodbc.php
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<?php
class ObjectMap
{
var $string;
var $sql;
var $object1;
var $object2;
var $separator = "\n\t";
// -------------------------------------------------------------
function ObjectMap($object1, $object2)
{
$this->object1 = $object1;
$this->object2 = $object2;
}
// -------------------------------------------------------------
function BeginObject()
{
$this->string = "<?php\n";
$this->string .= $this->CreatePreface();
$this->string .= "\nclass ".$this->object1.$this->object2."Map\n{\n\t";
$this->string .= "public \$".strtolower($this->object1)."Id = '';\n\n\t";
$this->string .= "public \$".strtolower($this->object2)."Id = '';\n\n\t";
// create attribute => type array map
// needed for setup
$this->string .= "public \$pog_attribute_type = array(\n\t\t";
$this->string .= "\"".strtolower($this->object1)."Id\" => array(\"NUMERIC\", \"INT\"),\n\t\t";
$this->string .= "\"".strtolower($this->object2)."Id\" => array(\"NUMERIC\", \"INT\"));\n\t\t";
$this->string .= "public \$pog_query;";
}
// -------------------------------------------------------------
function EndObject()
{
$this->string .= "\n}\n?>";
}
// -------------------------------------------------------------
function CreateConstructor()
{
$this->string .= "\n\t\n\tfunction ".$this->object1.$this->object2."Map(\$".$this->object1."Id = '', \$".strtolower($this->object2)."Id = '')";
$this->string .= "\n\t\t\$this->".strtolower($this->object1)."Id = \$".$this->object1."Id;";
$this->string .= "\n\t\t\$this->".strtolower($this->object2)."Id = \$".$this->object2."Id;";
$this->string .= "\n\t}";
}
// -------------------------------------------------------------
function CreateSQLQuery()
{
$this->sql .= "\tCREATE TABLE ".strtolower($this->object1).strtolower($this->object2)."map (";
$this->sql .= "\n\t".strtolower($this->object1)."id INT NOT NULL,";
$this->sql .= "\n\t".strtolower($this->object2)."id INT NOT NULL);";
}
// -------------------------------------------------------------
function CreateSaveFunction()
{
$this->string .= "\n\t".$this->separator."\n\t";
$this->string .= $this->CreateComments("Physically saves the mapping to the database",'', '');
$this->string .= "\tfunction Save()\n\t{";
$this->string .= "\n\t\ttry";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\t\$Database = new PDO(\$GLOBALS['configuration']['pdoDriver'].':host='.\$GLOBALS['configuration']['host'].';port='.\$GLOBALS['configuration']['port'].';dbname='.\$GLOBALS['configuration']['db'], \$GLOBALS['configuration']['user'], \$GLOBALS['configuration']['pass']);";
$this->string .= "\n\t\t\t\$this->pog_query = \"select count(".strtolower($this->object1)."id) as count from ".strtolower($this->object1).strtolower($this->object2)."map where ".strtolower($this->object1)."id='\".\$this->".strtolower($this->object1)."Id.\"' AND ".strtolower($this->object2)."id='\".\$this->".strtolower($this->object2)."Id.\"' LIMIT 1\";";
$this->string .= "\n\t\t\tforeach (\$Database->query(\$this->pog_query) as \$row)";
$this->string .= "\n\t\t\t{";
$this->string .= "\n\t\t\t\t\$rows = \$row[\"count\"];";
$this->string .= "\n\t\t\t\tbreak;";
$this->string .= "\n\t\t\t}";
$this->string .= "\n\t\t\tif (\$rows == 0)";
$this->string .= "\n\t\t\t{";
$this->string .= "\n\t\t\t\t\$this->pog_query = \"insert into ".strtolower($this->object1).strtolower($this->object2)."map (".strtolower($this->object1)."id, ".strtolower($this->object2)."id) values ('\".\$this->".strtolower($this->object1)."Id.\"', '\".\$this->".strtolower($this->object2)."Id.\"')\";";
$this->string .= "\n\t\t\t\t\$Database->query(\$this->pog_query);";
$this->string .= "\n\t\t\t}";
$this->string .= "\n\t\t}";
$this->string .= "\n\t\tcatch(PDOException \$e)";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\tthrow new Exception(\$e->getMessage());";
$this->string .= "\n\t\t}";
$this->string .= "\n\t}";
}
// -------------------------------------------------------------
function CreateRemoveMappingFunction()
{
$this->string .= "\n\t$this->separator\n\t";
$this->string .= $this->CreateComments("Removes the mapping between the two objects", array("Object \$object", "Object \$object2"), "");
$this->string .= "\tfunction RemoveMapping(&\$object, &\$otherObject = null)\n\t{";
$this->string .= "\n\t\ttry";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\t\$Database = new PDO(\$GLOBALS['configuration']['pdoDriver'].':host='.\$GLOBALS['configuration']['host'].';port='.\$GLOBALS['configuration']['port'].';dbname='.\$GLOBALS['configuration']['db'], \$GLOBALS['configuration']['user'], \$GLOBALS['configuration']['pass']);";
$this->string .= "\n\t\t\tif (\$object instanceof ".$this->object1.")";
$this->string .= "\n\t\t\t{";
$this->string .= "\n\t\t\t\t\$this->pog_query = \"delete from ".strtolower($this->object1).strtolower($this->object2)."map where ".strtolower($this->object1)."id = '\".\$object->".strtolower($this->object1)."Id.\"'\";";
$this->string .= "\n\t\t\t\tif (\$otherObject != null && \$otherObject instanceof ".$this->object2.")";
$this->string .= "\n\t\t\t\t{";
$this->string .= "\n\t\t\t\t\t\$this->pog_query .= \" and ".strtolower($this->object2)."id = '\".\$otherObject->".strtolower($this->object2)."Id.\"'\";";
$this->string .= "\n\t\t\t\t}";
$this->string .= "\n\t\t\t}";
$this->string .= "\n\t\t\telse if (\$object instanceof ".$this->object2.")";
$this->string .= "\n\t\t\t{";
$this->string .= "\n\t\t\t\t\$this->pog_query = \"delete from ".strtolower($this->object1).strtolower($this->object2)."map where ".strtolower($this->object2)."id = '\".\$object->".strtolower($this->object2)."Id.\"'\";";
$this->string .= "\n\t\t\t\tif (\$otherObject != null && \$otherObject instanceof ".$this->object1.")";
$this->string .= "\n\t\t\t\t{";
$this->string .= "\n\t\t\t\t\t\$this->pog_query .= \" and ".strtolower($this->object1)."id = '\".\$otherObject->".strtolower($this->object1)."Id.\"'\";";
$this->string .= "\n\t\t\t\t}";
$this->string .= "\n\t\t\t}";
$this->string .= "\n\t\t\t\$Database->Query(\$this->pog_query);";
$this->string .= "\n\t\t}";
$this->string .= "\n\t\tcatch(PDOException \$e)";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\tthrow new Exception(\$e->getMessage());";
$this->string .= "\n\t\t}";
$this->string .= "\n\t}";
}
// -------------------------------------------------------------
function CreateAddMappingFunction()
{
$this->string .= "\n\t$this->separator\n\t";
$this->string .= $this->CreateComments("Creates a mapping between the two objects", array("$this->object1 \$object", "$this->object2 \$otherObject"),"");
$this->string .= "\tfunction AddMapping(&\$object, \$otherObject)\n\t{";
$this->string .= "\n\t\tif (\$object instanceof ".$this->object1." && \$object->".strtolower($this->object1)."Id != '')";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\t\$this->".strtolower($this->object1)."Id = \$object->".strtolower($this->object1)."Id;";
$this->string .= "\n\t\t\t\$this->".strtolower($this->object2)."Id = \$otherObject->".strtolower($this->object2)."Id;";
$this->string .= "\n\t\t\treturn \$this->Save();";
$this->string .= "\n\t\t}";
$this->string .= "\n\t\telse if (\$object instanceof ".$this->object2." && \$object->".strtolower($this->object2)."Id != '')";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\t\$this->".strtolower($this->object2)."Id = \$object->".strtolower($this->object2)."Id;";
$this->string .= "\n\t\t\t\$this->".strtolower($this->object1)."Id = \$otherObject->".strtolower($this->object1)."Id;";
$this->string .= "\n\t\t\treturn \$this->Save();";
$this->string .= "\n\t\t}";
$this->string .= "\n\t\telse";
$this->string .= "\n\t\t{";
$this->string .= "\n\t\t\treturn false;";
$this->string .= "\n\t\t}";
$this->string .= "\n\t}";
}
// -------------------------------------------------------------
function CreateComments($description='', $parameterDescriptionArray='', $returnType='')
{
$this->string .= "/**\n"
."\t* $description\n";
if ($parameterDescriptionArray != '')
{
foreach ($parameterDescriptionArray as $parameter)
{
$this->string .= "\t* @param $parameter \n";
}
}
$this->string .= "\t* @return $returnType\n"
."\t*/\n";
}
// -------------------------------------------------------------
function CreatePreface()
{
$this->string .= "/*\n\tThis SQL query will create the table to store your object.\n";
$this->CreateSQLQuery();
$this->string .= "\n".$this->sql."\n*/";
$this->string .= "\n\n/**";
$this->string .= "\n* <b>".$this->object1.$this->object2."Map</b> class with integrated CRUD methods.";
$this->string .= "\n* @author ".$GLOBALS['configuration']['author'];
$this->string .= "\n* @version POG ".$GLOBALS['configuration']['versionNumber'].$GLOBALS['configuration']['revisionNumber']." / PHP5.1 MYSQL";
$this->string .= "\n* @copyright ".$GLOBALS['configuration']['copyright'];
$this->string .= "\n*/";
}
}
?>