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[2.0] Fixed warning in semantical error reporting (strpos with length over dql length). Fixed wrong grammar rule. Fixed wrong token position on semantical error reporting. Added more semantical checks in UpdateItem

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This commit is contained in:
guilhermeblanco 2009-08-05 19:00:16 +00:00
parent f64347d899
commit 084add0af0
1 changed files with 103 additions and 48 deletions
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143
lib/Doctrine/ORM/Query/Parser.php
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@ -320,14 +320,20 @@ class Parser
$token = $this->_lexer->lookahead;
}
// Minimum exposed chars ahead of token
$distance = 12;
// Find a position of a final word to display in error string
$dql = $this->_query->getDql();
$pos = strpos($dql, ' ', $token['position'] + 10);
$length = ($pos !== false) ? $pos - $token['position'] : 10;
$length = strlen($dql);
$pos = $token['position'] + $distance;
$pos = strpos($dql, ' ', ($length > $pos) ? $pos : $length);
$length = ($pos !== false) ? $pos - $token['position'] : $distance;
// Building informative message
$message = 'line 0, col ' . (isset($token['position']) ? $token['position'] : '-1')
. " near '" . substr($dql, $token['position'], $length) . "': Error: " . $message;
$message = 'line 0, col ' . (
(isset($token['position']) && $token['position'] > 0) ? $token['position'] : '-1'
) . " near '" . substr($dql, $token['position'], $length) . "': Error: " . $message;
throw \Doctrine\ORM\Query\QueryException::semanticalError($message);
}
@ -454,7 +460,9 @@ class Parser
$exprStack = array_pop($this->_deferredPathExpressionStacks);
foreach ($exprStack as $item) {
$this->_validatePathExpression($item['pathExpression'], $item['nestingLevel']);
$this->_validatePathExpression(
$item['pathExpression'], $item['nestingLevel'], $item['token']
);
}
}
@ -469,13 +477,16 @@ class Parser
*
* @param PathExpression $pathExpression
* @param integer $nestingLevel
* @param array $token
* @return integer
*/
private function _validatePathExpression(AST\PathExpression $pathExpression, $nestingLevel)
private function _validatePathExpression(AST\PathExpression $pathExpression, $nestingLevel = null, $token = null)
{
$identificationVariable = $pathExpression->getIdentificationVariable();
$nestingLevel = ($nestingLevel !== null) ?: $this->_nestingLevel;
$token = ($token) ?: $this->_lexer->lookahead;
$this->_validateIdentificationVariable($identificationVariable, $nestingLevel);
$this->_validateIdentificationVariable($identificationVariable, $nestingLevel, $token);
$class = $this->_queryComponents[$identificationVariable]['metadata'];
$stateField = $collectionField = null;
@ -483,17 +494,24 @@ class Parser
foreach ($pathExpression->getParts() as $field) {
// Check if it is not in a state field
if ($stateField !== null) {
$this->semanticalError('Cannot navigate through state field named ' . $stateField);
$this->semanticalError(
'Cannot navigate through state field named ' . $stateField, $token
);
}
// Check if it is not a collection field
if ($collectionField !== null) {
$this->semanticalError('Can not navigate through collection-valued field named ' . $collectionField);
$this->semanticalError(
'Cannot navigate through collection-valued field named ' . $collectionField,
$token
);
}
// Check if field exists
if ( ! isset($class->associationMappings[$field]) && ! isset($class->fieldMappings[$field])) {
$this->semanticalError('Class ' . $class->name . ' has no field named ' . $field);
$this->semanticalError(
'Class ' . $class->name . ' has no field named ' . $field, $token
);
}
if (isset($class->fieldMappings[$field])) {
@ -547,7 +565,7 @@ class Parser
$semanticalError .= ' ' . implode(' or ', $expectedStringTypes) . ' expected.';
}
$this->semanticalError($semanticalError);
$this->semanticalError($semanticalError, $token);
}
// We need to force the type in PathExpression
@ -562,20 +580,27 @@ class Parser
*
* @param string $idVariable
* @param integer $nestingLevel
* @param array $token
* @return array Query Component
*/
private function _validateIdentificationVariable($idVariable, $nestingLevel)
private function _validateIdentificationVariable($idVariable, $nestingLevel = null, $token = null)
{
$nestingLevel = ($nestingLevel !== null) ?: $this->_nestingLevel;
$token = ($token) ?: $this->_lexer->lookahead;
if ( ! isset($this->_queryComponents[$idVariable])) {
echo '[Query Components: ' . var_export($this->_queryComponents, true) . ']';
$this->semanticalError(
"Could not find '$idVariable' in query components"
"Could not find '$idVariable' in query components", $token
);
}
// Validate if identification variable nesting level is lower or equal than the current one
if ($this->_queryComponents[$idVariable]['nestingLevel'] > $nestingLevel) {
$this->semanticalError(
"Query component '$idVariable' is not in the same nesting level of its declaration"
"Query component '$idVariable' is not in the same nesting level of its declaration",
$token
);
}
@ -732,13 +757,14 @@ class Parser
*/
public function JoinAssociationPathExpression()
{
$token = $this->_lexer->lookahead;
$identificationVariable = $this->IdentificationVariable();
$this->match('.');
$this->match(Lexer::T_IDENTIFIER);
$field = $this->_lexer->token['value'];
// Validating IdentificationVariable (it was already defined previously)
$this->_validateIdentificationVariable($identificationVariable, $this->_nestingLevel);
$this->_validateIdentificationVariable($identificationVariable, null, $token);
// Validating association field (*-to-one or *-to-many)
$class = $this->_queryComponents[$identificationVariable]['metadata'];
@ -761,6 +787,7 @@ class Parser
*/
public function PathExpression($expectedType)
{
$token = $this->_lexer->lookahead;
$identificationVariable = $this->IdentificationVariable();
$parts = array();
@ -780,6 +807,7 @@ class Parser
$exprStack[] = array(
'pathExpression' => $pathExpr,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
array_push($this->_deferredPathExpressionStacks, $exprStack);
@ -787,7 +815,7 @@ class Parser
}
// Apply PathExpression validation normally (not in defer mode)
$this->_validatePathExpression($pathExpr, $this->_nestingLevel);
$this->_validatePathExpression($pathExpr, $this->_nestingLevel, $token);
return $pathExpr;
}
@ -926,6 +954,7 @@ class Parser
public function UpdateClause()
{
$this->match(Lexer::T_UPDATE);
$token = $this->_lexer->lookahead;
$abstractSchemaName = $this->AbstractSchemaName();
$aliasIdentificationVariable = null;
@ -934,11 +963,25 @@ class Parser
}
if ($this->_lexer->isNextToken(Lexer::T_IDENTIFIER)) {
$token = $this->_lexer->lookahead;
$aliasIdentificationVariable = $this->AliasIdentificationVariable();
} else {
$aliasIdentificationVariable = $abstractSchemaName;
}
$class = $this->_em->getClassMetadata($abstractSchemaName);
// Building queryComponent
$queryComponent = array(
'metadata' => $class,
'parent' => null,
'relation' => null,
'map' => null,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
$this->_queryComponents[$aliasIdentificationVariable] = $queryComponent;
$this->match(Lexer::T_SET);
$updateItems = array();
$updateItems[] = $this->UpdateItem();
@ -948,18 +991,6 @@ class Parser
$updateItems[] = $this->UpdateItem();
}
$classMetadata = $this->_em->getClassMetadata($abstractSchemaName);
// Building queryComponent
$queryComponent = array(
'metadata' => $classMetadata,
'parent' => null,
'relation' => null,
'map' => null,
'nestingLevel' => $this->_nestingLevel,
);
$this->_queryComponents[$aliasIdentificationVariable] = $queryComponent;
$updateClause = new AST\UpdateClause($abstractSchemaName, $updateItems);
$updateClause->setAliasIdentificationVariable($aliasIdentificationVariable);
@ -979,27 +1010,34 @@ class Parser
$this->match(Lexer::T_FROM);
}
$token = $this->_lexer->lookahead;
$deleteClause = new AST\DeleteClause($this->AbstractSchemaName());
$aliasIdentificationVariable = null;
if ($this->_lexer->isNextToken(Lexer::T_AS)) {
$this->match(Lexer::T_AS);
}
if ($this->_lexer->isNextToken(Lexer::T_IDENTIFIER)) {
$deleteClause->setAliasIdentificationVariable($this->AliasIdentificationVariable());
$token = $this->_lexer->lookahead;
$aliasIdentificationVariable = $this->AliasIdentificationVariable();
} else {
$deleteClause->setAliasIdentificationVariable($deleteClause->getAbstractSchemaName());
$aliasIdentificationVariable = $deleteClause->getAbstractSchemaName();
}
$classMetadata = $this->_em->getClassMetadata($deleteClause->getAbstractSchemaName());
$deleteClause->setAliasIdentificationVariable($aliasIdentificationVariable);
$class = $this->_em->getClassMetadata($deleteClause->getAbstractSchemaName());
// Building queryComponent
$queryComponent = array(
'metadata' => $classMetadata,
'metadata' => $class,
'parent' => null,
'relation' => null,
'map' => null,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
$this->_queryComponents[$deleteClause->getAliasIdentificationVariable()] = $queryComponent;
$this->_queryComponents[$aliasIdentificationVariable] = $queryComponent;
return $deleteClause;
}
@ -1151,25 +1189,31 @@ class Parser
*/
public function UpdateItem()
{
$peek = $this->_lexer->glimpse();
$identVariable = null;
$token = $this->_lexer->lookahead;
$identificationVariable = $this->IdentificationVariable();
// Validate if IdentificationVariable is defined
$queryComponent = $this->_validateIdentificationVariable($identificationVariable, null, $token);
if ($peek['value'] == '.') {
$identVariable = $this->IdentificationVariable();
$this->match('.');
} else {
throw QueryException::missingAliasQualifier();
}
$this->match(Lexer::T_IDENTIFIER);
$field = $this->_lexer->token['value'];
// Check if field exists
$class = $queryComponent['metadata'];
if ( ! isset($class->associationMappings[$field]) && ! isset($class->fieldMappings[$field])) {
$this->semanticalError(
'Class ' . $class->name . ' has no field named ' . $field, $token
);
}
$this->match('=');
$newValue = $this->NewValue();
$updateItem = new AST\UpdateItem($field, $newValue);
$updateItem->setIdentificationVariable($identVariable);
$updateItem->setIdentificationVariable($identificationVariable);
return $updateItem;
}
@ -1185,10 +1229,11 @@ class Parser
$glimpse = $this->_lexer->glimpse();
if ($glimpse['value'] != '.') {
$token = $this->_lexer->lookahead;
$identificationVariable = $this->IdentificationVariable();
// Validate if IdentificationVariable is defined
$this->_validateIdentificationVariable($identificationVariable, $this->_nestingLevel);
$this->_validateIdentificationVariable($identificationVariable, null, $token);
return $identificationVariable;
}
@ -1210,10 +1255,11 @@ class Parser
$glimpse = $this->_lexer->glimpse();
if ($glimpse['value'] != '.') {
$token = $this->_lexer->lookahead;
$expr = $this->ResultVariable();
// Check if ResultVariable is defined in query components
$queryComponent = $this->_validateIdentificationVariable($expr, $this->_nestingLevel);
$queryComponent = $this->_validateIdentificationVariable($expr, null, $token);
// Outer defininition used in inner subselect is not enough.
// ResultVariable exists in queryComponents, check nesting level
@ -1342,6 +1388,7 @@ class Parser
$this->match(Lexer::T_AS);
}
$token = $this->_lexer->lookahead;
$aliasIdentificationVariable = $this->AliasIdentificationVariable();
$classMetadata = $this->_em->getClassMetadata($abstractSchemaName);
@ -1352,6 +1399,7 @@ class Parser
'relation' => null,
'map' => null,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
$this->_queryComponents[$aliasIdentificationVariable] = $queryComponent;
@ -1386,12 +1434,14 @@ class Parser
}
$this->match(Lexer::T_JOIN);
$joinPathExpression = $this->JoinAssociationPathExpression();
if ($this->_lexer->isNextToken(Lexer::T_AS)) {
$this->match(Lexer::T_AS);
}
$token = $this->_lexer->lookahead;
$aliasIdentificationVariable = $this->AliasIdentificationVariable();
// Verify that the association exists.
@ -1413,6 +1463,7 @@ class Parser
'relation' => $parentClass->getAssociationMapping($assocField),
'map' => null,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
$this->_queryComponents[$aliasIdentificationVariable] = $joinQueryComponent;
@ -1487,12 +1538,14 @@ class Parser
}
if ($this->_lexer->isNextToken(Lexer::T_IDENTIFIER)) {
$token = $this->_lexer->lookahead;
$resultVariable = $this->ResultVariable();
// Include ResultVariable in query components.
$this->_queryComponents[$resultVariable] = array(
'resultvariable' => $expression,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
}
} else {
@ -1538,6 +1591,7 @@ class Parser
}
if ($this->_lexer->isNextToken(Lexer::T_IDENTIFIER)) {
$token = $this->_lexer->lookahead;
$resultVariable = $this->ResultVariable();
$expr->setFieldIdentificationVariable($resultVariable);
@ -1545,6 +1599,7 @@ class Parser
$this->_queryComponents[$resultVariable] = array(
'resultvariable' => $expr,
'nestingLevel' => $this->_nestingLevel,
'token' => $token,
);
}