public function convertSqlToJob(SQLTokenIterator $tokens) { $alterJob = new AlterStatement(); $tokens->seekTokenNum(SqlToken::T_ALTER()); if ($tokens->getCurrentTokenNumber() !== SqlToken::T_ALTER()) { throw new ErrorException("Tried to parse an ALTER statement when token-iterator does not point to T_ALTER!"); } $alterJob->setDoIgnoreErrors($tokens->seekTokenNum(SqlToken::T_IGNORE())); if (!$tokens->seekTokenNum(SqlToken::T_TABLE())) { throw new MalformedSqlException("Missing TABLE for ALTER statement!", $tokens); } if (!$this->tableParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing Table-Specifier for ALTER TABLE statement!"); } $alterJob->setTable($this->tableParser->convertSqlToJob($tokens)); $dataChange = new AlterTableDataChange(); do { switch (true) { case $tokens->seekTokenNum(SqlToken::T_ADD()): $isInParenthesises = $tokens->seekTokenText('('); do { switch (true) { case $tokens->seekTokenNum(SqlToken::T_COLUMN()): if ($tokens->seekTokenText('(')) { do { if (!$this->columnDefinitionParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column definition after ALTER TABLE ADD COLUMN!", $tokens); } $dataChange->setAttribute(AlterAttributeType::ADD()); $dataChange->setSubjectColumnDefinition($this->columnDefinitionParser->convertSqlToJob($tokens)); $alterJob->addDataChange(clone $dataChange); } while ($tokens->seekTokenText(',')); if (!$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing ending parenthesis after column list", $tokens); } } else { if (!$this->columnDefinitionParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column definition after ALTER TABLE ADD COLUMN!", $tokens); } $dataChange->setAttribute(AlterAttributeType::ADD()); $dataChange->setSubjectColumnDefinition($this->columnDefinitionParser->convertSqlToJob($tokens)); $alterJob->addDataChange(clone $dataChange); } break; case $this->columnDefinitionParser->canParseTokens($tokens): $dataChange->setAttribute(AlterAttributeType::ADD()); $dataChange->setSubjectColumnDefinition($this->columnDefinitionParser->convertSqlToJob($tokens)); $alterJob->addDataChange(clone $dataChange); break; case $tokens->seekTokenNum(SqlToken::T_PRIMARY(), TokenIterator::NEXT, [SqlToken::T_CONSTRAINT(), T_STRING]): case $tokens->seekTokenNum(SqlToken::T_UNIQUE(), TokenIterator::NEXT, [SqlToken::T_CONSTRAINT(), T_STRING]): case $tokens->seekTokenNum(SqlToken::T_FOREIGN(), TokenIterator::NEXT, [SqlToken::T_CONSTRAINT(), T_STRING]): case $tokens->seekTokenNum(SqlToken::T_FULLTEXT()): case $tokens->seekTokenNum(SqlToken::T_SPATIAL()): case $tokens->seekTokenNum(SqlToken::T_INDEX()): $indexJob = new IndexJob(); if ($tokens->isTokenNum(SqlToken::T_CONSTRAINT(), TokenIterator::PREVIOUS)) { $beforeIndex = $tokens->getIndex(); if (!$tokens->seekTokenNum(T_STRING, TokenIterator::PREVIOUS)) { throw new MalformedSqlException("Missing constraing-symbol T_STRING after T_CONSTRAINT!", $tokens); } $indexJob->setContraintSymbol($tokens->getCurrentTokenString()); $tokens->seekIndex($beforeIndex); } $needsReferenceDefinition = false; switch ($tokens->getCurrentTokenNumber()) { case SqlToken::T_PRIMARY(): $indexJob->setIsPrimary(true); $indexJob->setName("PRIMARY"); if (!$tokens->seekTokenNum(SqlToken::T_KEY())) { throw new MalformedSqlException("Missing T_KEY after T_FOREIGN!", $tokens); } break; case SqlToken::T_UNIQUE(): $indexJob->setIsUnique(true); $tokens->seekTokenNum(SqlToken::T_INDEX()); break; case SqlToken::T_FOREIGN(): if (!$tokens->seekTokenNum(SqlToken::T_KEY())) { throw new MalformedSqlException("Missing T_KEY after T_FOREIGN!", $tokens); } $needsReferenceDefinition = true; break; case SqlToken::T_FULLTEXT(): $indexJob->setIsFullText(true); break; case SqlToken::T_SPATIAL(): $indexJob->setIsSpatial(true); break; } if (!$indexJob->getIsPrimary() && $tokens->seekTokenNum(T_STRING)) { $indexJob->setName($tokens->getCurrentTokenString()); } if ($tokens->seekTokenNum(T_STRING)) { $indexJob->setType(IndexType::factory(strtoupper($tokens->getCurrentTokenString()))); } if (!$tokens->seekTokenText('(')) { throw new MalformedSqlException("Missing beginning parenthesis for defining columns for PRIMARY KEY index!", $tokens); } do { if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Invalid column-specifier in defining columns for PRIMARY KEY index!", $tokens); } $indexJob->addColumn($this->columnParser->convertSqlToJob($tokens)); } while ($tokens->seekTokenText(',')); if (!$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing ending parenthesis for defining columns for PRIMARY KEY index!", $tokens); } if ($needsReferenceDefinition) { if (!$tokens->seekTokenNum(SqlToken::T_REFERENCES())) { throw new MalformedSqlException("Missing reference-definition in foreign-constraint-definition!", $tokens); } if (!$this->tableParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing table-definition in foreign-constraint-definition!", $tokens); } $fkTable = $this->tableParser->convertSqlToJob($tokens); # columns in index if ($tokens->seekTokenText('(')) { do { if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Invalid column in column-list for defining index!", $tokens); } $fkColumn = $this->columnParser->convertSqlToJob($tokens); $indexJob->addForeignKey(Column::factory("{$fkTable}.{$fkColumn->getColumn()}")); } while ($tokens->seekTokenText(',')); if (!$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing closing parenthesis at column-list for index!", $tokens); } } if ($tokens->seekTokenNum(SqlToken::T_MATCH())) { switch (true) { case $tokens->seekTokenNum(SqlToken::T_FULL()): $indexJob->setForeignKeyMatchType(MatchType::FULL()); break; case $tokens->seekTokenNum(SqlToken::T_PARTIAL()): $indexJob->setForeignKeyMatchType(MatchType::PARTIAL()); break; case $tokens->seekTokenNum(SqlToken::T_SIMPLE()): $indexJob->setForeignKeyMatchType(MatchType::SIMPLE()); break; default: throw new MalformedSqlException("Invalid match parameter for foreign key!", $tokens); } } while ($tokens->seekTokenNum(SqlToken::T_ON())) { switch (true) { case $tokens->seekTokenNum(SqlToken::T_DELETE()): switch (true) { case $tokens->seekTokenNum(SqlToken::T_RESTRICT()): $indexJob->setForeignKeyOnDeleteReferenceOption(ReferenceOption::RESTRICT()); break; case $tokens->seekTokenNum(SqlToken::T_CASCADE()): $indexJob->setForeignKeyOnDeleteReferenceOption(ReferenceOption::CASCADE()); break; case $tokens->seekTokenNum(SqlToken::T_SET()) && $tokens->seekTokenNum(SqlToken::T_NULL()): $indexJob->setForeignKeyOnDeleteReferenceOption(ReferenceOption::SET_NULL()); break; case $tokens->seekTokenNum(SqlToken::T_NO()) && $tokens->seekTokenText('ACTION'): $indexJob->setForeignKeyOnDeleteReferenceOption(ReferenceOption::NO_ACTION()); break; default: throw new MalformedSqlException("Invalid reference-option for foreign key ON DELETE option!", $tokens); } break; case $tokens->seekTokenNum(SqlToken::T_UPDATE()): switch (true) { case $tokens->seekTokenNum(SqlToken::T_RESTRICT()): $indexJob->setForeignKeyOnUpdateReferenceOption(ReferenceOption::RESTRICT()); break; case $tokens->seekTokenNum(SqlToken::T_CASCADE()): $indexJob->setForeignKeyOnUpdateReferenceOption(ReferenceOption::CASCADE()); break; case $tokens->seekTokenNum(SqlToken::T_SET()) && $tokens->seekTokenNum(SqlToken::T_NULL()): $indexJob->setForeignKeyOnUpdateReferenceOption(ReferenceOption::SET_NULL()); break; case $tokens->seekTokenNum(SqlToken::T_NO()) && $tokens->seekTokenText('ACTION'): $indexJob->setForeignKeyOnUpdateReferenceOption(ReferenceOption::NO_ACTION()); break; default: throw new MalformedSqlException("Invalid reference-option for foreign key ON UPDATE option!", $tokens); } break; default: throw new MalformedSqlException("Invalid ON event for foreign key (allowed are UPDATE and DELETE)!", $tokens); } } } $dataChange->setAttribute(AlterAttributeType::ADD()); $dataChange->setSubjectIndex($indexJob); $alterJob->addDataChange(clone $dataChange); break; } } while ($isInParenthesises && $tokens->seekTokenText(',')); if ($isInParenthesises && !$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing closing parenthesis after ALTER ADD statement!", $tokens); } break; case $tokens->seekTokenNum(SqlToken::T_ALTER()): $tokens->seekTokenNum(SqlToken::T_COLUMN()); if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column-specification for ALTER COLUMN statement!", $tokens); } $dataChange->setAttribute(AlterAttributeType::DEFAULT_VALUE()); $dataChange->setSubject($this->columnParser->convertSqlToJob($tokens)); switch (true) { case $tokens->seekTokenNum(SqlToken::T_SET()): if (!$tokens->seekTokenNum(SqlToken::T_DEFAULT())) { throw new MalformedSqlException("Missing T_DEFAULT for ALTER TABLE ALTER COLUMN SET DEFAULT statement", $tokens); } if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing new valid value for DEFAULT value!"); } $dataChange->setValue($this->valueParser->convertSqlToJob($tokens)); break; case $tokens->seekTokenNum(SqlToken::T_DROP()): if (!$tokens->seekTokenNum(SqlToken::T_DEFAULT())) { throw new MalformedSqlException("Missing T_DEFAULT for ALTER TABLE ALTER COLUMN SET DEFAULT statement", $tokens); } $dataChange->setValue(null); break; default: throw new MalformedSqlException("Invalid action (SET or DROP) for ALTER TABLE ALTER COLUMN statement!", $tokens); } $alterJob->addDataChange(clone $dataChange); break; case $tokens->seekTokenNum(SqlToken::T_CHANGE()): $dataChange->setAttribute(AlterAttributeType::MODIFY()); $tokens->seekTokenNum(SqlToken::T_COLUMN()); if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column-specification for ALTER TABLE CHANGE COLUMN statement!", $tokens); } $dataChange->setSubject($this->columnParser->convertSqlToJob($tokens)); if (!$this->columnDefinitionParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid column-definiton for ALTER TABLE CHANGE COLUMN statement!", $tokens); } $dataChange->setValue($this->columnDefinitionParser->convertSqlToJob($tokens)); switch (true) { case $tokens->seekTokenNum(SqlToken::T_FIRST()): $dataChange->setAttribute(AlterAttributeType::SET_FIRST()); break; case $tokens->seekTokenNum(SqlToken::T_AFTER()): $dataChange->setAttribute(AlterAttributeType::SET_AFTER()); if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column specifier for ALTER TABLE CHANGE COLUMN AFTER statement!", $tokens); } $dataChange->setValue($this->columnParser->convertSqlToJob($tokens)); break; } $alterJob->addDataChange(clone $dataChange); break; case $tokens->seekTokenNum(SqlToken::T_MODIFY()): $dataChange->setAttribute(AlterAttributeType::MODIFY()); $tokens->seekTokenNum(SqlToken::T_COLUMN()); if (!$this->columnDefinitionParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid column definition for ALTER TABLE MODIFY COLUMN statement!", $tokens); } $dataChange->setSubjectColumnDefinition($this->columnDefinitionParser->convertSqlToJob($tokens)); switch (true) { case $tokens->seekTokenNum(SqlToken::T_FIRST()): $dataChange->setAttribute(AlterAttributeType::SET_FIRST()); break; case $tokens->seekTokenNum(SqlToken::T_AFTER()): $dataChange->setAttribute(AlterAttributeType::SET_AFTER()); if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column specifier for ALTER TABLE MODIFY COLUMN AFTER statement!", $tokens); } $dataChange->setValue($this->columnParser->convertSqlToJob($tokens)); break; } $alterJob->addDataChange(clone $dataChange); break; case $tokens->seekTokenNum(SqlToken::T_DROP()): $dataChange->setAttribute(AlterAttributeType::DROP()); switch (true) { case $tokens->seekTokenNum(SqlToken::T_COLUMN()): if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid column specificator for ALTER TABLE DROP COLUMN statement!", $tokens); } $dataChange->setSubject($this->columnParser->convertSqlToJob($tokens)); break; case $this->columnParser->canParseTokens($tokens): $dataChange->setSubject($this->columnParser->convertSqlToJob($tokens)); break; case $tokens->seekTokenNum(SqlToken::T_PRIMARY()): if (!$tokens->seekTokenNum(SqlToken::T_KEY())) { throw new MalformedSqlException("Missing T_KEY after T_PRIMARY for ALTER TABLE DROP PRIMARY KEY statement!"); } $dataChange->setSubject(Index::factory("PRIMARY")); break; case $tokens->seekTokenNum(SqlToken::T_FOREIGN()): if (!$tokens->seekTokenNum(SqlToken::T_KEY())) { throw new MalformedSqlException("Missing T_KEY after T_FOREIGN for ALTER TABLE DROP FOREIGN KEY statement!", $tokens); } case $tokens->seekTokenNum(SqlToken::T_INDEX()): if (!$tokens->seekTokenNum(T_STRING)) { throw new MalformedSqlException("Missing index name for ALTER TABLE DROP INDEX statement!", $tokens); } $dataChange->setSubject(Index::factory($tokens->getCurrentTokenString())); break; } $alterJob->addDataChange(clone $dataChange); break; case $tokens->seekTokenNum(SqlToken::T_DISABLE()): $alterJob->setAction(Action::DISABLE()); if (!$tokens->seekTokenText(SqlToken::T_KEYS())) { throw new MalformedSqlException("Missing T_KEYS after T_DISABLE!", $tokens); } break; case $tokens->seekTokenNum(SqlToken::T_ENABLE()): $alterJob->setAction(Action::ENABLE()); if (!$tokens->seekTokenText(SqlToken::T_KEYS())) { throw new MalformedSqlException("Missing T_KEYS after T_DISABLE!", $tokens); } break; case $tokens->seekTokenNum(SqlToken::T_RENAME()): if (!$tokens->seekTokenNum(SqlToken::T_TO())) { throw new MalformedSqlException("Missing T_TO after T_RENAME for ALTER TABLE RENAME TO statement!", $tokens); } if (!$tokens->seekTokenNum(T_STRING)) { throw new MalformedSqlException("Missing new table-name for ALTER TABLE RENAME TO statement!", $tokens); } $dataChange->setAttribute(AlterAttributeType::RENAME()); $dataChange->setValue($tokens->getCurrentTokenString()); $alterJob->addDataChange(clone $dataChange); break; case $tokens->seekTokenNum(SqlToken::T_ORDER()): if (!$tokens->seekTokenNum(SqlToken::T_BY())) { throw new MalformedSqlException("Missing BY after ORDER in ALTER TABLE ORDER BY statement!", $tokens); } if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column specifier for ALTER TABLE ORDER BY statement!", $tokens); } $dataChange->setSubject($this->columnParser->convertSqlToJob($tokens)); switch (true) { case $tokens->seekTokenNum(SqlToken::T_DESC()): $dataChange->setAttribute(AlterAttributeType::ORDER_BY_DESC()); break; default: case $tokens->seekTokenNum(SqlToken::T_ASC()): $dataChange->setAttribute(AlterAttributeType::ORDER_BY_ASC()); break; } break; case $tokens->seekTokenNum(SqlToken::T_CHARACTER(), TokenIterator::NEXT, [SqlToken::T_DEFAULT()]): case $tokens->seekTokenNum(SqlToken::T_CHARACTER(), TokenIterator::NEXT, [SqlToken::T_CONVERT(), SqlToken::T_TO()]): if (!$tokens->seekTokenNum(SqlToken::T_SET())) { throw new MalformedSqlException("Missing T_SET after T_CHARACTER for ALTER TABLE CONVERT TO CHARACTER SET statement!", $tokens); } if (!$tokens->seekTokenNum(T_STRING)) { throw new MalformedSqlException("Missing character-set specifier for ALTER TABLE CONVERT TO CHARACTER SET statement!", $tokens); } $dataChange->setAttribute(AlterAttributeType::CHARACTER_SET()); $dataChange->setValue($tokens->getCurrentTokenString()); $alterJob->addDataChange(clone $dataChange); if ($tokens->seekTokenNum(SqlToken::T_COLLATE())) { if (!$tokens->seekTokenNum(T_STRING)) { throw new MalformedSqlException("Missing collation-specifier for ALTER TABLE CONVERT TO CHARACTER SET COLLATE statement!", $tokens); } $dataChange->setAttribute(AlterAttributeType::COLLATE()); $dataChange->setValue($tokens->getCurrentTokenString()); $alterJob->addDataChange(clone $dataChange); } break; case $tokens->seekTokenNum(SqlToken::T_DISCARD()): case $tokens->seekTokenNum(SqlToken::T_IMPORT()): if (!$tokens->seekTokenNum(SqlToken::T_TABLESPACE())) { throw new MalformedSqlException("Missing T_TABLESPACE after T_DISCARD or T_IMPORT!", $tokens); } break; } } while ($tokens->seekTokenText(',')); return $alterJob; }
public function convertSqlToJob(SQLTokenIterator $tokens) { $tokens->seekTokenNum(SqlToken::T_UPDATE()); if ($tokens->getCurrentTokenNumber() !== SqlToken::T_UPDATE()) { throw new ErrorException("Tried to parse update statement when token-iterator does not point to T_UPDATE!"); } $dataChange = new UpdateDataChange(); $updateJob = new UpdateStatement(); if ($tokens->seekTokenNum(SqlToken::T_LOW_PRIORITY())) { $updateJob->setIsLowPriority(true); } if ($tokens->seekTokenNum(SqlToken::T_IGNORE())) { $updateJob->setDoIgnoreErrors(true); } do { if (!$this->tableParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing table specifier in UPDATE statement!", $tokens); } $updateJob->addTable($this->tableParser->convertSqlToJob($tokens)); } while ($tokens->seekTokenText(',')); if (!$tokens->seekTokenNum(SqlToken::T_SET())) { throw new MalformedSqlException("Missing SET after table specifier in UPDATE statement!", $tokens); } do { if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column specifier for SET part in UPDATE statement!", $tokens); } $dataChange->setColumn($this->columnParser->convertSqlToJob($tokens)); if (!$tokens->seekTokenText('=')) { throw new MalformedSqlException("Missing '=' on SET part in UPDATE statement!", $tokens); } if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("MIssing valid value on SET part in UPDATE statement!", $tokens); } $dataChange->setValue($this->valueParser->convertSqlToJob($tokens)); $updateJob->addDataChange(clone $dataChange); } while ($tokens->seekTokenText(',')); if ($tokens->seekTokenNum(SqlToken::T_WHERE())) { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing condition for WHERE clause in UPDATE statement!", $tokens); } $updateJob->setCondition($this->valueParser->convertSqlToJob($tokens)); } if ($tokens->seekTokenNum(SqlToken::T_ORDER())) { if (!$tokens->seekTokenNum(SqlToken::T_BY())) { throw new MalformedSqlException("Missing BY after ORDER on UPDATE statement!", $tokens); } if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column specifier for ORDER BY part on UPDATE statement!", $tokens); } $updateJob->setOrderColumn($this->columnParser->convertSqlToJob($tokens)); if ($tokens->seekTokenNum(SqlToken::T_DESC())) { $updateJob->setOrderDirection(SqlToken::T_DESC()); } elseif ($tokens->seekTokenNum(SqlToken::T_ASC())) { $updateJob->setOrderDirection(SqlToken::T_ASC()); } } if ($tokens->seekTokenNum(SqlToken::T_LIMIT())) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing offset number for LIMIT part in UPDATE statement!", $tokens); } $updateJob->setLimitOffset((int) $tokens->getCurrentTokenString()); if ($tokens->seekTokenText(',')) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing length number for LIMIT part in UPDATE statement!", $tokens); } $updateJob->setLimitRowCount((int) $tokens->getCurrentTokenString()); } } return $updateJob; }
public function convertSqlToJob(SQLTokenIterator $tokens, $from = TokenIterator::NEXT) { if (!$tokens->seekTokenText('(', $from)) { throw new ErrorException("Tried to parse sql-parenthesis when token-iterator does not point to paranthesis ('(' sign)!"); } /* @var $parenthesis ParenthesisPart */ $parenthesis = new ParenthesisPart(); switch (true) { case $this->selectParser->canParseTokens($tokens): $parenthesis->setContain($this->selectParser->convertSqlToJob($tokens)); break; case $this->valueParser->canParseTokens($tokens): $parenthesis->setContain($this->valueParser->convertSqlToJob($tokens)); break; } if (!$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing ')' at the end of a parenthesis!", $tokens); } if ($tokens->seekTokenNum(T_STRING, TokenIterator::NEXT, [SqlToken::T_AS()])) { $parenthesis->setAlias($tokens->getCurrentTokenString()); } if ($parenthesis->getContain() instanceof Select && $tokens->isTokenNum(SqlToken::T_UNION())) { $unionSelect = new Select(); while ($tokens->seekTokenNum(SqlToken::T_UNION())) { /* @var $lastUnionedSelect Select */ $lastUnionedSelect = $parenthesis->getContain(); while (!is_null($lastUnionedSelect->getUnionSelect())) { $lastUnionedSelect = $lastUnionedSelect->getUnionSelect(); } $isUnionAll = $tokens->seekTokenNum(SqlToken::T_ALL()); $isUnionDistinct = $tokens->seekTokenNum(SqlToken::T_DISTINCT()); $isUnionAll = $isUnionAll || $tokens->seekTokenNum(SqlToken::T_ALL()); if ($isUnionAll && $isUnionDistinct) { throw new MalformedSqlException("UNION cannot be ALL and DISTINCT at the same time!", $tokens); } $isUnionInParenthesis = $tokens->seekTokenText('('); if (!$this->selectParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing following SELECT statement after UNION in SELECT statement!", $tokens); } $lastUnionedSelect->setUnionSelect($this->selectParser->convertSqlToJob($tokens), $isUnionDistinct); if ($isUnionInParenthesis && !$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing ending parenthesis after UNION in SELECT statement!", $tokens); } } $unionSelect->setUnionSelect($parenthesis->getContain()); ### APPENDED CONDITION (HAVING) if ($tokens->seekTokenNum(SqlToken::T_HAVING())) { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing condition for WHERE clause in SELECT statement!", $tokens); } $condition = new Condition(); $condition->setFirstParameter($this->valueParser->convertSqlToJob($tokens)); $unionSelect->setResultFilter($condition); } ### ORDER if ($tokens->seekTokenNum(SqlToken::T_ORDER())) { if (!$tokens->seekTokenNum(SqlToken::T_BY())) { throw new MalformedSqlException("Missing BY after ORDER on SELECT statement!", $tokens); } do { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing value for ORDER BY part on SELECT statement!", $tokens); } $orderValue = $this->valueParser->convertSqlToJob($tokens); if ($tokens->seekTokenNum(SqlToken::T_DESC())) { $unionSelect->addOrderColumn($orderValue, SqlToken::T_DESC()); } else { $tokens->seekTokenNum(SqlToken::T_ASC()); $unionSelect->addOrderColumn($orderValue, SqlToken::T_ASC()); } } while ($tokens->seekTokenText(',')); } ### LIMIT if ($tokens->seekTokenNum(SqlToken::T_LIMIT())) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing offset number for LIMIT part in SELECT statement!", $tokens); } $unionSelect->setLimitOffset((int) $tokens->getCurrentTokenString()); if ($tokens->seekTokenText(',')) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing length number for LIMIT part in SELECT statement!", $tokens); } $unionSelect->setLimitRowCount((int) $tokens->getCurrentTokenString()); } } $parenthesis->setContain($unionSelect); } return $parenthesis; }
public function convertSqlToJob(SQLTokenIterator $tokens) { $tokens->seekTokenNum(SqlToken::T_DELETE()); if ($tokens->getCurrentTokenNumber() !== SqlToken::T_DELETE()) { throw new ErrorException("Tried to parse DELETE statement when token iterator is not at T_DELETE!"); } $deleteJob = new DeleteStatement(); if ($tokens->seekTokenNum(SqlToken::T_LOW_PRIORITY())) { $deleteJob->setIsLowPriority(true); } if ($tokens->seekTokenNum(SqlToken::T_QUICK())) { $deleteJob->setIsQuick(true); } if ($tokens->seekTokenNum(SqlToken::T_IGNORE())) { $deleteJob->setIsIgnore(true); } if ($tokens->seekTokenNum(SqlToken::T_FROM())) { do { if (!$this->tableParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid table specifier in DELETE statement!", $tokens); } $deleteJob->addDeleteTable($this->tableParser->convertSqlToJob($tokens)); if ($tokens->seekTokenText('.')) { if (!$tokens->seekTokenText('*')) { throw new MalformedSqlException("Only '*' allowed for column specification in DELETE statement!", $tokens); } } } while ($tokens->seekTokenText(',')); if ($tokens->seekTokenNum(SqlToken::T_USING())) { if (!$this->joinParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid JOIN definition after USING in DELETE statement!", $tokens); } $deleteJob->setJoinDefinition($this->joinParser->convertSqlToJob($tokens)); } } else { do { if (!$this->tableParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid table specifier in DELETE statement!", $tokens); } $deleteJob->addDeleteTable($this->tableParser->convertSqlToJob($tokens)); if ($tokens->seekTokenText('.')) { if (!$tokens->seekTokenText('*')) { throw new MalformedSqlException("Only '*' allowed for column specification in DELETE statement!", $tokens); } } } while ($tokens->seekTokenText(',')); if ($tokens->seekTokenNum(SqlToken::T_FROM())) { if (!$this->joinParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid JOIN definition after FROM in DELETE statement!", $tokens); } $deleteJob->setJoinDefinition($this->joinParser->convertSqlToJob($tokens)); } } if ($tokens->seekTokenNum(SqlToken::T_WHERE())) { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing condition for WHERE clause in UPDATE statement!", $tokens); } $deleteJob->setCondition($this->valueParser->convertSqlToJob($tokens)); } if ($tokens->seekTokenNum(SqlToken::T_ORDER())) { if (!$tokens->seekTokenNum(SqlToken::T_BY())) { throw new MalformedSqlException("Missing BY after ORDER on DELETE statement!", $tokens); } if (!$columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing column specifier for ORDER BY part on DELETE statement!", $tokens); } $deleteJob->setOrderColumn($columnParser->convertSqlToJob($tokens)); if ($tokens->seekTokenNum(SqlToken::T_DESC())) { $deleteJob->setOrderDirection(SqlToken::T_DESC()); } elseif ($tokens->seekTokenNum(SqlToken::T_ASC())) { $deleteJob->setOrderDirection(SqlToken::T_ASC()); } } if ($tokens->seekTokenNum(SqlToken::T_LIMIT())) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing offset number for LIMIT part in DELETE statement!", $tokens); } $deleteJob->setLimitOffset((int) $tokens->getCurrentTokenString()); if ($tokens->seekTokenText(',')) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing length number for LIMIT part in DELETE statement!", $tokens); } $deleteJob->setLimitRowCount((int) $tokens->getCurrentTokenString()); } } return $deleteJob; }
public function convertSqlToJob(SQLTokenIterator $tokens) { // catch both cases when select is current AND when its next token. $tokens->seekTokenNum(SqlToken::T_SELECT()); if ($tokens->getCurrentTokenNumber() !== SqlToken::T_SELECT()) { throw new ErrorException("Tried to convert select-sql to job when sql-token-iterator does not point to T_SELECT!"); } $entitySelect = new SelectStatement(); ### SPECIAL FLAGS foreach ([[SpecialFlags::FLAG_ALL(), SqlToken::T_ALL()], [SpecialFlags::FLAG_DISTINCT(), SqlToken::T_DISTINCT()], [SpecialFlags::FLAG_DISTINCTROW(), SqlToken::T_DISTINCTROW()], [SpecialFlags::FLAG_HIGH_PRIORITY(), SqlToken::T_HIGH_PRIORITY()], [SpecialFlags::FLAG_STRAIGHT_JOIN(), SqlToken::T_STRAIGHT_JOIN()], [SpecialFlags::FLAG_SQL_SMALL_RESULT(), SqlToken::T_SQL_SMALL_RESULT()], [SpecialFlags::FLAG_SQL_BIG_RESULT(), SqlToken::T_SQL_BIG_RESULT()], [SpecialFlags::FLAG_SQL_BUFFER_RESULT(), SqlToken::T_SQL_BUFFER_RESULT()], [SpecialFlags::FLAG_SQL_CACHE(), SqlToken::T_SQL_CACHE()], [SpecialFlags::FLAG_SQL_NO_CACHE(), SqlToken::T_SQL_NO_CACHE()], [SpecialFlags::FLAG_SQL_CALC_FOUND_ROWS(), SqlToken::T_SQL_CALC_FOUND_ROWS()]] as $pair) { list($flagValue, $tokenNum) = $pair; if ($tokens->seekTokenNum($tokenNum)) { $entitySelect->addFlag($flagValue); } } ### COLLECT COLUMNS do { try { switch (true) { # parse jokers like: fooTable.* case is_int($tokens->isTokenText('*', TokenIterator::NEXT, [T_STRING, '.'])): if ($this->tableParser->canParseTokens($tokens)) { $tableFilter = $this->tableParser->convertSqlToJob($tokens); } else { $tableFilter = null; } $tokens->seekTokenText('*', TokenIterator::NEXT, [T_STRING, '.']); $entitySelect->addColumnAllTable($tableFilter); break; case $this->valueParser->canParseTokens($tokens): $value = $this->valueParser->convertSqlToJob($tokens); if ($tokens->seekTokenNum(T_STRING, TokenIterator::NEXT, [SqlToken::T_AS()])) { $entitySelect->addColumnValue($value, $tokens->getCurrentTokenString()); } else { $entitySelect->addColumnValue($value); } break; default: throw new MalformedSqlException("Non-column-sql found in column-part of select!", $tokens); } } catch (MalformedSqlException $exception) { throw new MalformedSqlException($exception->getMessage(), $tokens); } } while ($tokens->seekTokenText(',')); ### COLLECT TABLES if ($tokens->seekTokenNum(SqlToken::T_FROM())) { if (!$this->joinParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid join definition after FROM in SELECT statement!", $tokens); } $entitySelect->setJoinDefinition($this->joinParser->convertSqlToJob($tokens)); } ### PREPENDED CONDITION (WHERE) if ($tokens->seekTokenNum(SqlToken::T_WHERE())) { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing condition for WHERE clause in SELECT statement!", $tokens); } $entitySelect->setCondition($this->valueParser->convertSqlToJob($tokens)); } ### GROUP if ($tokens->seekTokenNum(SqlToken::T_GROUP())) { if (!$tokens->seekTokenNum(SqlToken::T_BY())) { throw new MalformedSqlException("Missing BY after GROUP in SELECT statement!", $tokens); } do { $groupingDefinition = new GroupingDefinition(); if (!$this->columnParser->canParseTokens($tokens)) { throw new MalformedSqlException("Invalid grouping value in SELECT statement!!", $tokens); } $groupingDefinition->setValue($this->columnParser->convertSqlToJob($tokens)); if ($tokens->seekTokenNum(SqlToken::T_DESC())) { $groupingDefinition->setDirection(SqlToken::T_DESC()); } elseif ($tokens->seekTokenNum(SqlToken::T_ASC())) { $groupingDefinition->setDirection(SqlToken::T_ASC()); } $entitySelect->addGrouping($groupingDefinition); } while ($tokens->seekTokenText(',')); } ### APPENDED CONDITION (HAVING) if ($tokens->seekTokenNum(SqlToken::T_HAVING())) { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing condition for WHERE clause in SELECT statement!", $tokens); } $condition = new ConditionJob(); $condition->setFirstParameter($this->valueParser->convertSqlToJob($tokens)); $entitySelect->setResultFilter($condition); } ### ORDER if ($tokens->seekTokenNum(SqlToken::T_ORDER())) { if (!$tokens->seekTokenNum(SqlToken::T_BY())) { throw new MalformedSqlException("Missing BY after ORDER on SELECT statement!", $tokens); } do { if (!$this->valueParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing value for ORDER BY part on SELECT statement!", $tokens); } $orderValue = $this->valueParser->convertSqlToJob($tokens); if ($tokens->seekTokenNum(SqlToken::T_DESC())) { $entitySelect->addOrderColumn($orderValue, SqlToken::T_DESC()); } else { $tokens->seekTokenNum(SqlToken::T_ASC()); $entitySelect->addOrderColumn($orderValue, SqlToken::T_ASC()); } } while ($tokens->seekTokenText(',')); } ### LIMIT if ($tokens->seekTokenNum(SqlToken::T_LIMIT())) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing offset number for LIMIT part in SELECT statement!", $tokens); } $entitySelect->setLimitOffset((int) $tokens->getCurrentTokenString()); if ($tokens->seekTokenText(',')) { if (!$tokens->seekTokenNum(T_NUM_STRING)) { throw new MalformedSqlException("Missing length number for LIMIT part in SELECT statement!", $tokens); } $entitySelect->setLimitRowCount((int) $tokens->getCurrentTokenString()); } } ### PROCEDURE if ($tokens->seekTokenNum(SqlToken::T_PROCEDURE())) { if (!$functionParser->canParseTokens($tokens)) { throw new MalformedSqlException("Missing valid procedure specifier after PROCEDURE!", $tokens); } $entitySelect->setProcedure($functionParser->convertSqlToJob($tokens)); } ### INTO OUTFILE|DUMPFILE if ($tokens->seekTokenNum(SqlToken::T_INTO())) { if (!$tokens->seekTokenNum(SqlToken::T_OUTFILE()) && !$tokens->seekTokenNum(SqlToken::T_DUMPFILE())) { throw new MalformedSqlException("Missing OUTFILE or DUMPFILE after INTO!", $tokens); } if (!$tokens->seekTokenNum(T_CONSTANT_ENCAPSED_STRING)) { throw new MalformedSqlException("Missing escaped string after INTO OUTFILE!"); } $entitySelect->setIntoOutFile($tokens->seekTokenText($searchToken)); } ### FOR UPDATE if ($tokens->seekTokenNum(SqlToken::T_FOR())) { if (!$tokens->seekTokenNum(SqlToken::T_UPDATE())) { throw new MalformedSqlException("Missing UPDATE after FOR on FOR UPDATE parameter in SELECT statement!", $tokens); } $entitySelect->setIsForUpdate(true); } ### LOCK IN SHARE MODE if ($tokens->seekTokenNum(SqlToken::T_LOCK())) { if (!$tokens->seekTokenNum(SqlToken::T_IN())) { throw new MalformedSqlException("Missing UPDATE after FOR on FOR UPDATE parameter in SELECT statement!", $tokens); } if (!$tokens->seekTokenNum(SqlToken::T_SHARE())) { throw new MalformedSqlException("Missing UPDATE after FOR on FOR UPDATE parameter in SELECT statement!", $tokens); } if (!$tokens->seekTokenNum(SqlToken::T_MODE())) { throw new MalformedSqlException("Missing UPDATE after FOR on FOR UPDATE parameter in SELECT statement!", $tokens); } $entitySelect->setIsLockInShareMode(true); } ### UNION if ($tokens->seekTokenNum(SqlToken::T_UNION())) { $isUnionAll = $tokens->seekTokenNum(SqlToken::T_ALL()); $isUnionDistinct = $tokens->seekTokenNum(SqlToken::T_DISTINCT()); $isUnionAll = $isUnionAll || $tokens->seekTokenNum(SqlToken::T_ALL()); if ($isUnionAll && $isUnionDistinct) { throw new MalformedSqlException("UNION cannot be ALL and DISTINCT at the same time!", $tokens); } $isUnionInParenthesis = $tokens->seekTokenText('('); if (!$this->canParseTokens($tokens)) { throw new MalformedSqlException("Missing following SELECT statement after UNION in SELECT statement!", $tokens); } $entitySelect->setUnionSelect($this->convertSqlToJob($tokens), $isUnionDistinct); if ($isUnionInParenthesis && !$tokens->seekTokenText(')')) { throw new MalformedSqlException("Missing ending parenthesis after UNION in SELECT statement!", $tokens); } } return $entitySelect; }