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<?php |
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/** |
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* `LOAD` statement. |
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*/ |
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namespace PhpMyAdmin\SqlParser\Statements; |
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use PhpMyAdmin\SqlParser\Components\ArrayObj; |
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use PhpMyAdmin\SqlParser\Components\Condition; |
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use PhpMyAdmin\SqlParser\Components\Expression; |
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use PhpMyAdmin\SqlParser\Components\ExpressionArray; |
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use PhpMyAdmin\SqlParser\Components\FunctionCall; |
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use PhpMyAdmin\SqlParser\Components\IntoKeyword; |
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use PhpMyAdmin\SqlParser\Components\JoinKeyword; |
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use PhpMyAdmin\SqlParser\Components\Limit; |
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use PhpMyAdmin\SqlParser\Components\OrderKeyword; |
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use PhpMyAdmin\SqlParser\Components\OptionsArray; |
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use PhpMyAdmin\SqlParser\Components\SetOperation; |
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use PhpMyAdmin\SqlParser\Parser; |
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use PhpMyAdmin\SqlParser\Statement; |
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use PhpMyAdmin\SqlParser\Token; |
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use PhpMyAdmin\SqlParser\TokensList; |
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/** |
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* `LOAD` statement. |
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* |
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* LOAD DATA [LOW_PRIORITY | CONCURRENT] [LOCAL] INFILE 'file_name' |
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* [REPLACE | IGNORE] |
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* INTO TABLE tbl_name |
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* [PARTITION (partition_name,...)] |
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* [CHARACTER SET charset_name] |
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* [{FIELDS | COLUMNS} |
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* [TERMINATED BY 'string'] |
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* [[OPTIONALLY] ENCLOSED BY 'char'] |
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* [ESCAPED BY 'char'] |
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* ] |
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* [LINES |
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* [STARTING BY 'string'] |
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* [TERMINATED BY 'string'] |
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* ] |
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* [IGNORE number {LINES | ROWS}] |
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* [(col_name_or_user_var,...)] |
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* [SET col_name = expr,...] |
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* |
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* |
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* @category Statements |
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* |
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* @license https://www.gnu.org/licenses/gpl-2.0.txt GPL-2.0+ |
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*/ |
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class LoadStatement extends Statement |
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{ |
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/** |
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* Options for `LOAD` statements and their slot ID. |
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* |
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* @var array |
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*/ |
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public static $OPTIONS = array( |
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'LOW_PRIORITY' => 1, |
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'CONCURRENT' => 1, |
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'LOCAL' => 2 |
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); |
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/** |
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* FIELDS/COLUMNS Options for `LOAD DATA...INFILE` statements. |
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* |
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* @var array |
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*/ |
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public static $FIELDS_OPTIONS = array( |
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'TERMINATED BY' => array(1, 'expr'), |
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'OPTIONALLY' => 2, |
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'ENCLOSED BY' => array(3, 'expr'), |
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'ESCAPED BY' => array(4, 'expr'), |
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); |
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/** |
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* LINES Options for `LOAD DATA...INFILE` statements. |
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* |
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* @var array |
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*/ |
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public static $LINES_OPTIONS = array( |
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'STARTING BY' => array(1, 'expr'), |
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'TERMINATED BY' => array(2, 'expr'), |
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); |
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/** |
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* File name being used to load data |
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* |
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* @var Expression |
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*/ |
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public $file_name; |
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/** |
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* Table used as destination for this statement. |
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* |
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* @var Expression |
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*/ |
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public $table; |
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/** |
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* Partitions used as source for this statement. |
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* |
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* @var ArrayObj |
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*/ |
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public $partition; |
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/** |
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* Character set used in this statement. |
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* |
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* @var Expression |
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*/ |
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public $charset_name; |
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/** |
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* Options for FIELDS/COLUMNS keyword. |
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* |
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* @var OptionsArray |
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* |
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* @see static::$FIELDS_OPTIONS |
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*/ |
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public $fields_options; |
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/** |
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* Whether to use `FIELDS` or `COLUMNS` while building. |
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* |
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* @var bool |
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*/ |
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public $fields_keyword; |
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/** |
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* Options for OPTIONS keyword. |
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* |
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* @var OptionsArray |
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* |
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* @see static::$LINES_OPTIONS |
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*/ |
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public $lines_options; |
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/** |
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* Column names or user variables |
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* |
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* @var ExpressionArray |
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*/ |
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public $col_name_or_user_var; |
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/** |
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* SET clause's updated values(optional) |
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* |
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* @var SetOperation[] |
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*/ |
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public $set; |
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/** |
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* Ignore 'number' LINES/ROWS |
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* |
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* @var Expression |
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*/ |
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public $ignore_number; |
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/** |
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* REPLACE/IGNORE Keyword |
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* |
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* @var string |
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*/ |
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public $replace_ignore; |
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/** |
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* LINES/ROWS Keyword |
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* |
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* @var string |
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*/ |
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public $lines_rows; |
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/** |
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* @return string |
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*/ |
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1 |
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public function build() |
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{ |
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1 |
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$ret = 'LOAD DATA ' . $this->options |
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1 |
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. ' INFILE ' . $this->file_name; |
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1 |
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if ($this->replace_ignore !== null) { |
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1 |
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$ret .= ' ' . trim($this->replace_ignore); |
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} |
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1 |
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$ret .= ' INTO TABLE ' . $this->table; |
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1 |
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if ($this->partition !== null && count($this->partition) > 0) { |
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1 |
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$ret .= ' PARTITION ' . ArrayObj::build($this->partition); |
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} |
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1 |
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if ($this->charset_name !== null) { |
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1 |
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$ret .= ' CHARACTER SET ' . $this->charset_name; |
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} |
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1 |
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if ($this->fields_keyword !== null) { |
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1 |
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$ret .= ' ' . $this->fields_keyword . ' ' . $this->fields_options; |
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} |
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1 |
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if ($this->lines_options !== null && count($this->lines_options) > 0) { |
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1 |
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$ret .= ' LINES ' . $this->lines_options; |
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} |
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1 |
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if ($this->ignore_number !== null) { |
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1 |
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$ret .= ' IGNORE ' . $this->ignore_number . ' ' . $this->lines_rows; |
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} |
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1 |
View Code Duplication |
if ($this->col_name_or_user_var !== null && count($this->col_name_or_user_var) > 0) { |
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1 |
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$ret .= ' ' . ExpressionArray::build($this->col_name_or_user_var); |
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} |
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1 |
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if ($this->set !== null && count($this->set) > 0) { |
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1 |
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$ret .= ' SET ' . SetOperation::build($this->set); |
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} |
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1 |
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return $ret; |
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} |
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/** |
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* @param Parser $parser the instance that requests parsing |
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* @param TokensList $list the list of tokens to be parsed |
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*/ |
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15 |
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public function parse(Parser $parser, TokensList $list) |
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{ |
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15 |
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++$list->idx; // Skipping `LOAD DATA`. |
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// parse any options if provided |
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15 |
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$this->options = OptionsArray::parse( |
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$parser, |
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$list, |
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15 |
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static::$OPTIONS |
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); |
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15 |
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++$list->idx; |
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/** |
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* The state of the parser. |
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* |
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* @var int |
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*/ |
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15 |
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$state = 0; |
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15 |
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for (; $list->idx < $list->count; ++$list->idx) { |
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/** |
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* Token parsed at this moment. |
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* |
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* @var Token |
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*/ |
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15 |
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$token = $list->tokens[$list->idx]; |
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250
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// End of statement. |
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15 |
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if ($token->type === Token::TYPE_DELIMITER) { |
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break; |
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} |
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255
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// Skipping whitespaces and comments. |
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15 |
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if (($token->type === Token::TYPE_WHITESPACE) || ($token->type === Token::TYPE_COMMENT)) { |
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13 |
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continue; |
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} |
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15 |
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if ($state === 0) { |
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15 |
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if ($token->type === Token::TYPE_KEYWORD |
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15 |
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&& $token->keyword !== 'INFILE' |
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) { |
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1 |
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$parser->error('Unexpected keyword.', $token); |
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1 |
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break; |
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14 |
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} elseif ($token->type !== Token::TYPE_KEYWORD) { |
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1 |
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$parser->error('Unexpected token1.', $token); |
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1 |
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break; |
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} |
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271
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13 |
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++$list->idx; |
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13 |
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$this->file_name = Expression::parse( |
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$parser, |
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$list, |
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13 |
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array('parseField' => 'file') |
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); |
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13 |
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$state = 1; |
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13 |
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} elseif ($state === 1) { |
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13 |
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if (($token->type === Token::TYPE_KEYWORD) |
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13 |
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&& ($token->keyword === 'REPLACE' |
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13 |
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|| $token->keyword === 'IGNORE') |
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) { |
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8 |
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$this->replace_ignore = trim($token->keyword); |
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13 |
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} elseif ($token->type === Token::TYPE_KEYWORD |
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13 |
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&& $token->keyword === 'INTO' |
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) { |
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13 |
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$state = 2; |
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288
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} |
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13 |
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} elseif ($state === 2) { |
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13 |
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if ($token->type === Token::TYPE_KEYWORD |
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13 |
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&& $token->keyword === 'TABLE' |
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) { |
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293
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12 |
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$list->idx++; |
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12 |
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$this->table = Expression::parse($parser, $list, array('parseField' => 'table')); |
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295
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12 |
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$state = 3; |
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} else { |
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297
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1 |
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$parser->error('Unexpected token2.', $token); |
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13 |
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break; |
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} |
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300
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9 |
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} elseif ($state >= 3 && $state <= 7) { |
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301
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9 |
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if ($token->type === Token::TYPE_KEYWORD) { |
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302
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8 |
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$newState = $this->parseKeywordsAccordingToState( |
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303
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$parser, $list, $state |
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304
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); |
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305
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8 |
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if ($newState === $state) { |
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// Avoid infinite loop |
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307
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8 |
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break; |
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308
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} |
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309
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4 |
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} elseif ($token->type === Token::TYPE_OPERATOR |
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310
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4 |
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&& $token->token === '(' |
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311
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) { |
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312
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3 |
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$this->col_name_or_user_var |
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313
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3 |
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= ExpressionArray::parse($parser, $list); |
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314
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3 |
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$state = 7; |
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315
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} else { |
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316
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1 |
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$parser->error('Unexpected token3.', $token); |
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317
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1 |
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break; |
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318
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} |
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319
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} |
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320
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} |
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321
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322
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15 |
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--$list->idx; |
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323
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15 |
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} |
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324
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325
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6 |
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public function parseFileOptions(Parser $parser, TokensList $list, $keyword = 'FIELDS') |
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326
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{ |
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327
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6 |
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++$list->idx; |
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328
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329
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6 |
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if ($keyword === 'FIELDS' || $keyword === 'COLUMNS') { |
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330
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// parse field options |
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331
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6 |
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$this->fields_options = OptionsArray::parse( |
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332
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$parser, |
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333
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$list, |
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334
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6 |
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static::$FIELDS_OPTIONS |
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335
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); |
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336
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337
|
6 |
|
$this->fields_keyword = $keyword; |
|
|
|
|
|
|
338
|
|
|
} else { |
|
339
|
|
|
// parse line options |
|
340
|
3 |
|
$this->lines_options = OptionsArray::parse( |
|
341
|
|
|
$parser, |
|
342
|
|
|
$list, |
|
343
|
3 |
|
static::$LINES_OPTIONS |
|
344
|
|
|
); |
|
345
|
|
|
} |
|
346
|
6 |
|
} |
|
347
|
|
|
|
|
348
|
|
|
|
|
349
|
8 |
|
public function parseKeywordsAccordingToState($parser, $list, $state) { |
|
350
|
8 |
|
$token = $list->tokens[$list->idx]; |
|
351
|
|
|
|
|
352
|
|
|
switch ($state) { |
|
353
|
8 |
View Code Duplication |
case 3: |
|
|
|
|
|
|
354
|
8 |
|
if ($token->keyword === 'PARTITION') { |
|
355
|
2 |
|
$list->idx++; |
|
356
|
2 |
|
$this->partition = ArrayObj::parse($parser, $list); |
|
|
|
|
|
|
357
|
2 |
|
$state = 4; |
|
358
|
2 |
|
return $state; |
|
359
|
|
|
} |
|
360
|
3 |
View Code Duplication |
case 4: |
|
|
|
|
|
|
361
|
8 |
|
if ($token->keyword === 'CHARACTER SET') { |
|
362
|
3 |
|
$list->idx++; |
|
363
|
3 |
|
$this->charset_name = Expression::parse($parser, $list); |
|
364
|
3 |
|
$state = 5; |
|
365
|
3 |
|
return $state; |
|
366
|
|
|
} |
|
367
|
3 |
|
case 5: |
|
|
|
|
|
|
368
|
8 |
|
if ($token->keyword === 'FIELDS' |
|
369
|
7 |
|
|| $token->keyword === 'COLUMNS' |
|
370
|
8 |
|
|| $token->keyword === 'LINES' |
|
371
|
|
|
) { |
|
372
|
6 |
|
$this->parseFileOptions($parser, $list, $token->value); |
|
373
|
6 |
|
$state = 6; |
|
374
|
6 |
|
return $state; |
|
375
|
|
|
} |
|
376
|
3 |
|
case 6: |
|
|
|
|
|
|
377
|
7 |
|
if ($token->keyword === 'IGNORE') { |
|
378
|
5 |
|
$list->idx++; |
|
379
|
|
|
|
|
380
|
5 |
|
$this->ignore_number = Expression::parse($parser, $list); |
|
381
|
5 |
|
$nextToken = $list->getNextOfType(Token::TYPE_KEYWORD); |
|
382
|
|
|
|
|
383
|
5 |
|
if ($nextToken->type === Token::TYPE_KEYWORD |
|
384
|
5 |
|
&& (($nextToken->keyword === 'LINES') |
|
385
|
5 |
|
|| ($nextToken->keyword === 'ROWS')) |
|
386
|
|
|
) { |
|
387
|
5 |
|
$this->lines_rows = $nextToken->token; |
|
388
|
|
|
} |
|
389
|
5 |
|
$state = 7; |
|
390
|
5 |
|
return $state; |
|
391
|
|
|
} |
|
392
|
3 |
View Code Duplication |
case 7: |
|
|
|
|
|
|
393
|
5 |
|
if ($token->keyword === 'SET') { |
|
394
|
3 |
|
$list->idx++; |
|
395
|
3 |
|
$this->set = SetOperation::parse($parser, $list); |
|
396
|
3 |
|
$state = 8; |
|
397
|
3 |
|
return $state; |
|
398
|
|
|
} |
|
399
|
|
|
default: |
|
400
|
|
|
} |
|
401
|
2 |
|
return $state; |
|
402
|
|
|
} |
|
403
|
|
|
|
|
404
|
|
|
} |
|
405
|
|
|
|
It seems like the type of the argument is not accepted by the function/method which you are calling.
In some cases, in particular if PHP’s automatic type-juggling kicks in this might be fine. In other cases, however this might be a bug.
We suggest to add an explicit type cast like in the following example: