/**
* test primitive variables
*/
function testPrimitiveVars()
{
// make an eptTest object
$this->assertTrue($o = new eptTest("XXX", "YYY", "ZZZ"));
// wrap it with epObject
$this->assertTrue($w = new epObject($o));
// test new object is not dirty
$this->assertFalse($w->epIsDirty());
// check vars
$this->assertTrue($vars = $w->epGetVars());
// x, a, o are in vars
$this->assertTrue(array_key_exists("x", $vars));
$this->assertTrue(array_key_exists("a", $vars));
$this->assertTrue(array_key_exists("o", $vars));
// y protected is not in vars
$this->assertFalse(array_key_exists("y", $vars));
$this->assertFalse(array_key_exists("z", $vars));
/**
* test primitive vars
*/
// test epGet('x') against direct object property access ($o->x)
$this->assertTrue($w->epGet('x') === $o->x);
// test epSet('x'), epGet('x'), and $w->x (overloading __get())
$value = md5($w->epGet('x'));
$this->assertTrue($w->epSet('x', $value));
$this->assertTrue($o->x === $value);
$this->assertTrue($w->epGet('x') === $o->x);
$this->assertTrue($w->x === $o->x);
$this->assertTrue($w->epIsDirty());
// check if 'x' is in modified list
$this->assertTrue($modified = $w->epGetModifiedVars());
$this->assertTrue(array_key_exists('x', $modified));
$this->assertTrue($modified['x'] === $value);
// test getter/setter (overloading __call())
$value = md5($w->epGet('x'));
$this->assertTrue($w->setX($value));
$this->assertTrue($w->getX() === $o->x);
$this->assertTrue($w->getX() === $value);
// check which 'x' is in modified list
$this->assertTrue($modified = $w->epGetModifiedVars());
$this->assertTrue(array_key_exists('x', $modified));
$this->assertTrue($modified['x'] === $value);
// check magic method __get() and __set()
$this->assertTrue($w->x === $value);
$value = md5($w->x);
$this->assertTrue($w->x = $value);
$this->assertTrue($w->x === $value);
// getting protected 'y' gets exception
try {
$this->assertTrue($w->epGet('y') === false);
} catch (Exception $e) {
// !!!simpletest seem to ignore assert in catch block
$this->assertTrue($e instanceof epExceptionObject);
}
// setting protected 'y' gets exception
try {
$this->assertTrue($w->epSet('y', 'YYY|YYY') === false);
} catch (Exception $e) {
// !!!simpletest seem to ignore assert in catch block
$this->assertTrue($e instanceof epExceptionObject);
}
// getting protected 'z' gets exception
try {
$this->assertTrue($w->epGet('z') === false);
} catch (Exception $e) {
// !!!simpletest seem to ignore assert in catch block
$this->assertTrue($e instanceof epExceptionObject);
}
// setting protected 'z' gets exception
try {
$this->assertTrue($w->epSet('z', 'ZZZ|ZZZ') === false);
} catch (Exception $e) {
// !!!simpletest seem to ignore assert in catch block
$this->assertTrue($e instanceof epExceptionObject);
}
}
/**
* Make where part of a SQL select to get children values
* @param epDbObject $db the db connection
* @param epObject $o the child object for query
* @param int $depth how many children down we are
* @param string $parent the parent of this child
* @return array('from', 'where')
* @author Oak Nauhygon <*****@*****.**>
* @author Trevan Richins <*****@*****.**>
*/
public static function sqlSelectChildren($db, $o, $depth, $parent)
{
// array to keep new tables in 'from'
$from = array();
// array to keep new expression in 'where'
$where = array();
// get the class map for the child object
$cm = $o->epGetClassMap();
// get all vars in the object
$vars = $o->epGetVars();
// if object has oid, select use oid
if ($oid = $o->epGetObjectId()) {
$where[] = $db->quoteId($cm->getOidColumn()) . ' = ' . $oid;
return array('from' => $from, 'where' => $where);
}
// mark child object under search (to avoid loops)
$o->epSetSearching(true);
// total number of vars (primitive or non-primitive) collected
$n = 0;
// new depth
$depth++;
// number of non-primitive (relationship) fields collected
$nprim_id = 0;
// loop through vars
while (list($var, $val) = each($vars)) {
// get field map
if (!($fm =& $cm->getField($var))) {
// should not happen
continue;
}
// exclude null values (including empty strings)
if (is_null($val) || !$val && $fm->getType() == epFieldMap::DT_CHAR) {
continue;
}
// is it a primitive var?
if ($fm->isPrimitive()) {
$where[] = $db->quoteId($parent) . '.' . $db->quoteId($fm->getColumnName()) . ' = ' . $db->quote($val, $fm);
// done for this var
$n++;
continue;
}
// okay we are dealing with a non-primitive (relationship) var
if ($val instanceof epArray) {
foreach ($val as $obj) {
// skip object that is under searching
if (!$obj || $obj->epIsSearching()) {
continue;
}
// get 'where' and 'from' from relationship
$from_where = epObj2Sql::sqlSelectRelations($db, $fm, $cm, $obj->epGetClassMap()->getTable(), $depth . $nprim_id, $parent);
$where = array_merge($where, $from_where['where']);
$from = array_merge($from, $from_where['from']);
// get 'where' and 'from' from relationship
$from_where = epObj2Sql::sqlSelectChildren($db, $obj, $depth, '_' . $depth . $nprim_id);
$where = array_merge($where, $from_where['where']);
$from = array_merge($from, $from_where['from']);
$nprim_id++;
}
} else {
if ($val instanceof epObject && !$val->epIsSearching()) {
// get 'where' and 'from' from relationship
$from_where = epObj2Sql::sqlSelectRelations($db, $fm, $cm, $val->epGetClassMap()->getTable(), $depth . $nprim_id, $parent);
$where = array_merge($where, $from_where['where']);
$from = array_merge($from, $from_where['from']);
// get 'where' and 'from' from relationship
$from_where = epObj2Sql::sqlSelectChildren($db, $val, $depth, '_' . $depth . $nprim_id);
$where = array_merge($where, $from_where['where']);
$from = array_merge($from, $from_where['from']);
$nprim_id++;
}
}
$n++;
}
// reset search flag on child object
$o->epSetSearching(false);
return array('from' => $from, 'where' => $where);
}
/**
* Checks if the variables of this object matches all the
* non-null variables in another object
*
* <b>
* Note: for now we only match primitive fields. For relational
* fields, things can get complicated as we may be dealing with
* very "deep" comparisons and recursions.
* </b>
*
* @param epObject $o the example object
* @param bool $deep should this be a deep search
* @return bool
*/
public function epMatches($o, $deep = false)
{
// make sure param is epObject
if (!$o instanceof epObject) {
return false;
}
// same object if same object uid
if ($this->ep_uid == $o->epGetUId()) {
return true;
}
// matches if the example object does not have any non-null variable
if (!($vars_o = $o->epGetVars())) {
return true;
}
// get vars of this object
$vars = $this->epGetVars();
// set 'matching' flag to avoid endless loop
$this->epSetMatching(true);
$o->epSetMatching(true);
// go through each var from the example object
foreach ($vars_o as $var => $value) {
// skip 'oid'
if ($var == 'oid') {
continue;
}
// ignore null values (including empty string)
if (is_null($value) || is_string($value) && !$value) {
continue;
}
// for primitive var, mismatch if var is not in object or two vars unequal
if ($this->epIsPrimitive($var)) {
if (!isset($vars[$var]) || $vars[$var] != $value) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
continue;
}
// done if no deep matching (see method comments)
if (!$deep) {
continue;
}
// deep matching for relationship fields
// many-valued relationship var
if ($value instanceof epArray) {
// the epArray can have different order between the
// two objects, so we have to do an n^2 loop to see
// if they are the same (ugly)
// oak: shall we match array count? strict mode? //
foreach ($value as $obj) {
if (!$obj) {
continue;
}
// skip object already under matching
if ($obj->epIsMatching()) {
continue;
}
// flag indicates object being matched
$matched = false;
// go through each var in array
foreach ($vars[$var] as $tmp) {
if (!$tmp->epIsMatching() && !$obj->epIsMatching()) {
if ($tmp->epMatches($obj, true)) {
$matched = true;
break;
}
}
}
// no match to $obj. done.
if (!$matched) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
}
} else {
if ($value instanceof epObject && !$value->epIsMatching()) {
// we need to check this
if (!isset($vars[$var])) {
$vars[$var] = $this->epGet($var);
}
// match only when vars are not flagged 'matching'
if (!$value->epIsMatching() && !$vars[$var]->epIsMatching()) {
if (!$vars[$var]->epMatches($value, true)) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
} else {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
}
}
}
// reset matching flags
$this->epSetMatching(false);
$o->epSetMatching(false);
return true;
}
/**
* Checks if the variables of this object matches all the
* non-null variables in another object
*
* <b>
* Note: for now we only match primitive fields. For relational
* fields, things can get complicated as we may be dealing with
* very "deep" comparisons and recursions.
* </b>
*
* @param epObject $o the example object
* @param bool $deep should this be a deep search
* @return bool
*/
public function epMatches($o, $deep = false)
{
if (!$o instanceof epObject) {
return false;
}
// same object if same object uid
if ($this->ep_uid == $o->epGetUId()) {
return true;
}
// matches if the example object does not have any non-null variable
if (!($vars_o = $o->epGetVars())) {
return true;
}
$this->epSetMatching(true);
$o->epSetMatching(true);
// get vars of this object
$vars = $this->epGetVars();
// go through each var from the example object
foreach ($vars_o as $var => $value) {
if ($var == 'oid') {
continue;
}
// ignore null values (including empty string)
if (is_null($value) || is_string($value) && !$value) {
continue;
}
// skip non-primitive fields (see note in method comment above)
// unless we are doing a deep search
if (!$this->epIsPrimitive($var)) {
if ($deep) {
if ($value instanceof epArray) {
// the epArray can have different order between the
// two objects, so we have to do an n^2 loop to see
// if they are the same (ugly)
foreach ($value->getIterator() as $obj) {
if (!$obj) {
continue;
}
$matches = array();
$matched = false;
// we are working on this one already, don't mess with it
if ($obj->epIsMatching()) {
continue;
}
foreach ($vars[$var]->getIterator() as $temp) {
if (in_array($temp->epGetUId(), $matches)) {
continue;
}
if (!$temp->epIsMatching() && !$obj->epIsMatching()) {
if ($temp->epMatches($obj, true)) {
// we have matched this temp object
// we don't want to check it again
$matches[] = $temp->epGetUId();
$matched = true;
break;
}
}
}
if (!$matched) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
}
} elseif ($value instanceof epObjectWrapper && !$value->epIsMatching()) {
if (!isset($vars[$var])) {
// we need to check this
$vars[$var] = $this->epGet($var);
}
if (!$value->epIsMatching() && !$vars[$var]->epIsMatching()) {
if (!$vars[$var]->epMatches($value, true)) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
} elseif ($value->epIsMatching() && !$vars[$var]->epIsMatching()) {
// if one is matching and the other is not, they are not equal
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
} elseif (!$value->epIsMatching() && $vars[$var]->epIsMatching()) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
}
}
continue;
}
// is var in the objects's vars?
if (!isset($vars[$var])) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
// are the values same?
if ($vars[$var] != $value) {
$this->epSetMatching(false);
$o->epSetMatching(false);
return false;
}
}
$this->epSetMatching(false);
$o->epSetMatching(false);
return true;
}