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vendor/nilportugues/sql-query-builder/src/Builder/BuilderException.php

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+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/3/14
+ * Time: 12:07 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder;
+
+/**
+ * Class BuilderException.
+ */
+final class BuilderException extends \Exception
+{
+}

vendor/nilportugues/sql-query-builder/src/Builder/BuilderInterface.php

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+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/3/14
+ * Time: 12:07 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder;
+
+use NilPortugues\Sql\QueryBuilder\Manipulation\QueryInterface;
+
+/**
+ * Interface BuilderInterface.
+ */
+interface BuilderInterface
+{
+    /**
+     * @param QueryInterface $query
+     *
+     * @return string
+     */
+    public function write(QueryInterface $query);
+
+    /**
+     * @param QueryInterface $query
+     *
+     * @return string
+     */
+    public function writeFormatted(QueryInterface $query);
+}

vendor/nilportugues/sql-query-builder/src/Builder/GenericBuilder.php

@@ -0,0 +1,401 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/3/14
+ * Time: 12:07 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder;
+
+use NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory;
+use NilPortugues\Sql\QueryBuilder\Manipulation\AbstractBaseQuery;
+use NilPortugues\Sql\QueryBuilder\Manipulation\QueryInterface;
+use NilPortugues\Sql\QueryBuilder\Manipulation\QueryFactory;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Select;
+use NilPortugues\Sql\QueryBuilder\Syntax\Column;
+use NilPortugues\Sql\QueryBuilder\Syntax\Table;
+
+/**
+ * Class Generic.
+ */
+class GenericBuilder implements BuilderInterface
+{
+    /**
+     * The placeholder parameter bag.
+     *
+     * @var \NilPortugues\Sql\QueryBuilder\Builder\Syntax\PlaceholderWriter
+     */
+    protected $placeholderWriter;
+
+    /**
+     * The Where writer.
+     *
+     * @var \NilPortugues\Sql\QueryBuilder\Builder\Syntax\WhereWriter
+     */
+    protected $whereWriter;
+
+    /**
+     * The SQL formatter.
+     *
+     * @var \NilPortugues\Sql\QueryFormatter\Formatter
+     */
+    protected $sqlFormatter;
+
+    /**
+     * Class namespace for the query pretty output formatter.
+     * Required to create the instance only if required.
+     *
+     * @var string
+     */
+    protected $sqlFormatterClass = 'NilPortugues\Sql\QueryFormatter\Formatter';
+
+    /**
+     * Array holding the writers for each query part. Methods are called upon request and stored in
+     * the $queryWriterInstances array.
+     *
+     * @var array
+     */
+    protected $queryWriterArray = [
+        'SELECT' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createSelectWriter',
+        'INSERT' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createInsertWriter',
+        'UPDATE' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createUpdateWriter',
+        'DELETE' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createDeleteWriter',
+        'INTERSECT' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createIntersectWriter',
+        'MINUS' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createMinusWriter',
+        'UNION' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createUnionWriter',
+        'UNION ALL' => '\NilPortugues\Sql\QueryBuilder\Builder\Syntax\WriterFactory::createUnionAllWriter',
+    ];
+
+    /**
+     * Array that stores instances of query writers.
+     *
+     * @var array
+     */
+    protected $queryWriterInstances = [
+        'SELECT' => null,
+        'INSERT' => null,
+        'UPDATE' => null,
+        'DELETE' => null,
+        'INTERSECT' => null,
+        'MINUS' => null,
+        'UNION' => null,
+        'UNION ALL' => null,
+    ];
+
+    /**
+     * Creates writers.
+     */
+    public function __construct()
+    {
+        $this->placeholderWriter = WriterFactory::createPlaceholderWriter();
+    }
+
+    /**
+     * @param string $table
+     * @param array  $columns
+     *
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\Select
+     */
+    public function select($table = null, array $columns = null)
+    {
+        return $this->injectBuilder(QueryFactory::createSelect($table, $columns));
+    }
+
+    /**
+     * @param \NilPortugues\Sql\QueryBuilder\Manipulation\AbstractBaseQuery
+     *
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\AbstractBaseQuery
+     */
+    protected function injectBuilder(AbstractBaseQuery $query)
+    {
+        return $query->setBuilder($this);
+    }
+
+    /**
+     * @param string $table
+     * @param array  $values
+     *
+     *@return AbstractBaseQuery
+     */
+    public function insert($table = null, array $values = null)
+    {
+        return $this->injectBuilder(QueryFactory::createInsert($table, $values));
+    }
+
+    /**
+     * @param string $table
+     * @param array  $values
+     *
+     *@return AbstractBaseQuery
+     */
+    public function update($table = null, array $values = null)
+    {
+        return $this->injectBuilder(QueryFactory::createUpdate($table, $values));
+    }
+
+    /**
+     * @param string $table
+     *
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\Delete
+     */
+    public function delete($table = null)
+    {
+        return $this->injectBuilder(QueryFactory::createDelete($table));
+    }
+
+    /**
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\Intersect
+     */
+    public function intersect()
+    {
+        return QueryFactory::createIntersect();
+    }
+
+    /**
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\Union
+     */
+    public function union()
+    {
+        return QueryFactory::createUnion();
+    }
+
+    /**
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\UnionAll
+     */
+    public function unionAll()
+    {
+        return QueryFactory::createUnionAll();
+    }
+
+    /**
+     * @param \NilPortugues\Sql\QueryBuilder\Manipulation\Select $first
+     * @param \NilPortugues\Sql\QueryBuilder\Manipulation\Select $second
+     *
+     * @return \NilPortugues\Sql\QueryBuilder\Manipulation\Minus
+     */
+    public function minus(Select $first, Select $second)
+    {
+        return QueryFactory::createMinus($first, $second);
+    }
+
+    /**
+     * @return array
+     */
+    public function getValues()
+    {
+        return $this->placeholderWriter->get();
+    }
+
+    /**
+     * Returns a SQL string in a readable human-friendly format.
+     *
+     * @param QueryInterface $query
+     *
+     * @return string
+     */
+    public function writeFormatted(QueryInterface $query)
+    {
+        if (null === $this->sqlFormatter) {
+            $this->sqlFormatter = (new \ReflectionClass($this->sqlFormatterClass))->newInstance();
+        }
+
+        return $this->sqlFormatter->format($this->write($query));
+    }
+
+    /**
+     * @param QueryInterface $query
+     * @param bool           $resetPlaceholders
+     *
+     * @return string
+     *
+     * @throws \RuntimeException
+     */
+    public function write(QueryInterface $query, $resetPlaceholders = true)
+    {
+        if ($resetPlaceholders) {
+            $this->placeholderWriter->reset();
+        }
+
+        $queryPart = $query->partName();
+
+        if (false === empty($this->queryWriterArray[$queryPart])) {
+            $this->createQueryObject($queryPart);
+
+            return $this->queryWriterInstances[$queryPart]->write($query);
+        }
+
+        throw new \RuntimeException('Query builder part not defined.');
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return string
+     */
+    public function writeJoin(Select $select)
+    {
+        if (null === $this->whereWriter) {
+            $this->whereWriter = WriterFactory::createWhereWriter($this, $this->placeholderWriter);
+        }
+
+        $sql = ($select->getJoinType()) ? "{$select->getJoinType()} " : '';
+        $sql .= 'JOIN ';
+        $sql .= $this->writeTableWithAlias($select->getTable());
+        $sql .= ' ON ';
+        $sql .= $this->whereWriter->writeWhere($select->getJoinCondition());
+
+        return $sql;
+    }
+
+    /**
+     * @param Table $table
+     *
+     * @return string
+     */
+    public function writeTableWithAlias(Table $table)
+    {
+        $alias = ($table->getAlias()) ? " AS {$this->writeTableAlias($table->getAlias())}" : '';
+        $schema = ($table->getSchema()) ? "{$table->getSchema()}." : '';
+
+        return $schema.$this->writeTableName($table).$alias;
+    }
+
+    /**
+     * @param $alias
+     *
+     * @return mixed
+     */
+    public function writeTableAlias($alias)
+    {
+        return $alias;
+    }
+
+    /**
+     * Returns the table name.
+     *
+     * @param Table $table
+     *
+     * @return string
+     */
+    public function writeTableName(Table $table)
+    {
+        return $table->getName();
+    }
+
+    /**
+     * @param string $alias
+     *
+     * @return string
+     */
+    public function writeColumnAlias($alias)
+    {
+        return sprintf('"%s"', $alias);
+    }
+
+    /**
+     * @param Table $table
+     *
+     * @return string
+     */
+    public function writeTable(Table $table)
+    {
+        $schema = ($table->getSchema()) ? "{$table->getSchema()}." : '';
+
+        return $schema.$this->writeTableName($table);
+    }
+
+    /**
+     * @param array $values
+     *
+     * @return array
+     */
+    public function writeValues(array &$values)
+    {
+        \array_walk(
+            $values,
+            function (&$value) {
+                $value = $this->writePlaceholderValue($value);
+            }
+        );
+
+        return $values;
+    }
+
+    /**
+     * @param $value
+     *
+     * @return string
+     */
+    public function writePlaceholderValue($value)
+    {
+        return $this->placeholderWriter->add($value);
+    }
+
+    /**
+     * @param $operator
+     *
+     * @return string
+     */
+    public function writeConjunction($operator)
+    {
+        return ' '.$operator.' ';
+    }
+
+    /**
+     * @return string
+     */
+    public function writeIsNull()
+    {
+        return ' IS NULL';
+    }
+
+    /**
+     * @return string
+     */
+    public function writeIsNotNull()
+    {
+        return ' IS NOT NULL';
+    }
+
+    /**
+     * Returns the column name.
+     *
+     * @param Column $column
+     *
+     * @return string
+     */
+    public function writeColumnName(Column $column)
+    {
+        $name = $column->getName();
+
+        if ($name === Column::ALL) {
+            return $this->writeColumnAll();
+        }
+
+        return $name;
+    }
+
+    /**
+     * @return string
+     */
+    protected function writeColumnAll()
+    {
+        return '*';
+    }
+
+    /**
+     * @param string $queryPart
+     */
+    protected function createQueryObject($queryPart)
+    {
+        if (null === $this->queryWriterInstances[$queryPart]) {
+            $this->queryWriterInstances[$queryPart] = \call_user_func_array(
+                \explode('::', $this->queryWriterArray[$queryPart]),
+                [$this, $this->placeholderWriter]
+            );
+        }
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/MySqlBuilder.php

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+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/3/14
+ * Time: 12:07 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder;
+
+use NilPortugues\Sql\QueryBuilder\Syntax\Column;
+use NilPortugues\Sql\QueryBuilder\Syntax\Table;
+
+/**
+ * Class MySqlBuilder.
+ */
+class MySqlBuilder extends GenericBuilder
+{
+    /**
+     * {@inheritdoc}
+     *
+     * @param Column $column
+     *
+     * @return string
+     */
+    public function writeColumnName(Column $column)
+    {
+        if ($column->isAll()) {
+            return '*';
+        }
+
+        if (false !== strpos($column->getName(), '(')) {
+            return parent::writeColumnName($column);
+        }
+
+        return $this->wrapper(parent::writeColumnName($column));
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param Table $table
+     *
+     * @return string
+     */
+    public function writeTableName(Table $table)
+    {
+        return $this->wrapper(parent::writeTableName($table));
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param $alias
+     *
+     * @return string
+     */
+    public function writeTableAlias($alias)
+    {
+        return $this->wrapper(parent::writeTableAlias($alias));
+    }
+
+    /**
+     * {@inheritdoc}
+     *
+     * @param $alias
+     *
+     * @return string
+     */
+    public function writeColumnAlias($alias)
+    {
+        return $this->wrapper($alias);
+    }
+
+    /**
+     * @param        $string
+     * @param string $char
+     *
+     * @return string
+     */
+    protected function wrapper($string, $char = '`')
+    {
+        if (0 === strlen($string)) {
+            return '';
+        }
+
+        return $char.$string.$char;
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/AbstractBaseWriter.php

@@ -0,0 +1,96 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 12/24/14
+ * Time: 1:14 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Manipulation\AbstractBaseQuery;
+
+/**
+ * Class AbstractBaseWriter.
+ */
+abstract class AbstractBaseWriter
+{
+    /**
+     * @var GenericBuilder
+     */
+    protected $writer;
+
+    /**
+     * @var PlaceholderWriter
+     */
+    protected $placeholderWriter;
+
+    /**
+     * @var ColumnWriter
+     */
+    protected $columnWriter;
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholder
+     */
+    public function __construct(GenericBuilder $writer, PlaceholderWriter $placeholder)
+    {
+        $this->writer = $writer;
+        $this->placeholderWriter = $placeholder;
+
+        $this->columnWriter = WriterFactory::createColumnWriter($writer, $placeholder);
+    }
+
+    /**
+     * @param AbstractBaseQuery $class
+     *
+     * @return string
+     */
+    public static function writeQueryComment(AbstractBaseQuery $class)
+    {
+        $comment = '';
+        if ('' !== $class->getComment()) {
+            $comment = $class->getComment();
+        }
+
+        return $comment;
+    }
+
+    /**
+     * @param AbstractBaseQuery $class
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     * @param array             $parts
+     */
+    public static function writeWhereCondition(
+        AbstractBaseQuery $class,
+        $writer, PlaceholderWriter
+        $placeholderWriter,
+        array &$parts
+    ) {
+        if (!is_null($class->getWhere())) {
+            $whereWriter = WriterFactory::createWhereWriter($writer, $placeholderWriter);
+            $parts[] = "WHERE {$whereWriter->writeWhere($class->getWhere())}";
+        }
+    }
+
+    /**
+     * @param AbstractBaseQuery $class
+     * @param PlaceholderWriter $placeholderWriter
+     * @param array             $parts
+     */
+    public static function writeLimitCondition(
+        AbstractBaseQuery $class,
+        PlaceholderWriter $placeholderWriter,
+        array &$parts
+    ) {
+        if (!is_null($class->getLimitStart())) {
+            $start = $placeholderWriter->add($class->getLimitStart());
+            $parts[] = "LIMIT {$start}";
+        }
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/AbstractSetWriter.php

@@ -0,0 +1,51 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 12/24/14
+ * Time: 12:55 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Syntax\QueryPartInterface;
+
+/**
+ * Class AbstractSetWriter.
+ */
+abstract class AbstractSetWriter
+{
+    /**
+     * @var GenericBuilder
+     */
+    protected $writer;
+
+    /**
+     * @param GenericBuilder $writer
+     */
+    public function __construct(GenericBuilder $writer)
+    {
+        $this->writer = $writer;
+    }
+
+    /**
+     * @param QueryPartInterface $setClass
+     * @param string             $setOperation
+     * @param $glue
+     *
+     * @return string
+     */
+    protected function abstractWrite(QueryPartInterface $setClass, $setOperation, $glue)
+    {
+        $selects = [];
+
+        foreach ($setClass->$setOperation() as $select) {
+            $selects[] = $this->writer->write($select, false);
+        }
+
+        return \implode("\n".$glue."\n", $selects);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/ColumnWriter.php

@@ -0,0 +1,162 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/12/14
+ * Time: 1:28 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Select;
+use NilPortugues\Sql\QueryBuilder\Syntax\Column;
+use NilPortugues\Sql\QueryBuilder\Syntax\SyntaxFactory;
+
+/**
+ * Class ColumnWriter.
+ */
+class ColumnWriter
+{
+    /**
+     * @var \NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder
+     */
+    protected $writer;
+
+    /**
+     * @var PlaceholderWriter
+     */
+    protected $placeholderWriter;
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     */
+    public function __construct(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        $this->writer = $writer;
+        $this->placeholderWriter = $placeholderWriter;
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return array
+     */
+    public function writeSelectsAsColumns(Select $select)
+    {
+        $selectAsColumns = $select->getColumnSelects();
+
+        if (!empty($selectAsColumns)) {
+            $selectWriter = WriterFactory::createSelectWriter($this->writer, $this->placeholderWriter);
+            $selectAsColumns = $this->selectColumnToQuery($selectAsColumns, $selectWriter);
+        }
+
+        return $selectAsColumns;
+    }
+
+    /**
+     * @param array        $selectAsColumns
+     * @param SelectWriter $selectWriter
+     *
+     * @return mixed
+     */
+    protected function selectColumnToQuery(array &$selectAsColumns, SelectWriter $selectWriter)
+    {
+        \array_walk(
+            $selectAsColumns,
+            function (&$column) use (&$selectWriter) {
+                $keys = \array_keys($column);
+                $key = \array_pop($keys);
+
+                $values = \array_values($column);
+                $value = $values[0];
+
+                if (\is_numeric($key)) {
+                    /* @var Column $value */
+                    $key = $this->writer->writeTableName($value->getTable());
+                }
+                $column = $selectWriter->selectToColumn($key, $value);
+            }
+        );
+
+        return $selectAsColumns;
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return array
+     */
+    public function writeValueAsColumns(Select $select)
+    {
+        $valueAsColumns = $select->getColumnValues();
+        $newColumns = [];
+
+        if (!empty($valueAsColumns)) {
+            foreach ($valueAsColumns as $alias => $value) {
+                $value = $this->writer->writePlaceholderValue($value);
+                $newValueColumn = array($alias => $value);
+
+                $newColumns[] = SyntaxFactory::createColumn($newValueColumn, null);
+            }
+        }
+
+        return $newColumns;
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return array
+     */
+    public function writeFuncAsColumns(Select $select)
+    {
+        $funcAsColumns = $select->getColumnFuncs();
+        $newColumns = [];
+
+        if (!empty($funcAsColumns)) {
+            foreach ($funcAsColumns as $alias => $value) {
+                $funcName = $value['func'];
+                $funcArgs = (!empty($value['args'])) ? '('.implode(', ', $value['args']).')' : '';
+
+                $newFuncColumn = array($alias => $funcName.$funcArgs);
+                $newColumns[] = SyntaxFactory::createColumn($newFuncColumn, null);
+            }
+        }
+
+        return $newColumns;
+    }
+
+    /**
+     * @param Column $column
+     *
+     * @return string
+     */
+    public function writeColumnWithAlias(Column $column)
+    {
+        if (($alias = $column->getAlias()) && !$column->isAll()) {
+            return $this->writeColumn($column).' AS '.$this->writer->writeColumnAlias($alias);
+        }
+
+        return $this->writeColumn($column);
+    }
+
+    /**
+     * @param Column $column
+     *
+     * @return string
+     */
+    public function writeColumn(Column $column)
+    {
+        $alias = $column->getTable()->getAlias();
+        $table = ($alias) ? $this->writer->writeTableAlias($alias) : $this->writer->writeTable($column->getTable());
+
+        $columnString = (empty($table)) ? '' : "{$table}.";
+        $columnString .= $this->writer->writeColumnName($column);
+
+        return $columnString;
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/DeleteWriter.php

@@ -0,0 +1,57 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/11/14
+ * Time: 1:50 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Delete;
+
+/**
+ * Class DeleteWriter.
+ */
+class DeleteWriter
+{
+    /**
+     * @var GenericBuilder
+     */
+    protected $writer;
+
+    /**
+     * @var PlaceholderWriter
+     */
+    protected $placeholderWriter;
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholder
+     */
+    public function __construct(GenericBuilder $writer, PlaceholderWriter $placeholder)
+    {
+        $this->writer = $writer;
+        $this->placeholderWriter = $placeholder;
+    }
+
+    /**
+     * @param Delete $delete
+     *
+     * @return string
+     */
+    public function write(Delete $delete)
+    {
+        $table = $this->writer->writeTable($delete->getTable());
+        $parts = array("DELETE FROM {$table}");
+
+        AbstractBaseWriter::writeWhereCondition($delete, $this->writer, $this->placeholderWriter, $parts);
+        AbstractBaseWriter::writeLimitCondition($delete, $this->placeholderWriter, $parts);
+        $comment = AbstractBaseWriter::writeQueryComment($delete);
+
+        return $comment.implode(' ', $parts);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/InsertWriter.php

@@ -0,0 +1,103 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/11/14
+ * Time: 1:51 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Insert;
+use NilPortugues\Sql\QueryBuilder\Manipulation\QueryException;
+
+/**
+ * Class InsertWriter.
+ */
+class InsertWriter
+{
+    /**
+     * @var GenericBuilder
+     */
+    protected $writer;
+
+    /**
+     * @var ColumnWriter
+     */
+    protected $columnWriter;
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholder
+     */
+    public function __construct(GenericBuilder $writer, PlaceholderWriter $placeholder)
+    {
+        $this->writer = $writer;
+        $this->columnWriter = WriterFactory::createColumnWriter($this->writer, $placeholder);
+    }
+
+    /**
+     * @param Insert $insert
+     *
+     * @throws QueryException
+     *
+     * @return string
+     */
+    public function write(Insert $insert)
+    {
+        $columns = $insert->getColumns();
+
+        if (empty($columns)) {
+            throw new QueryException('No columns were defined for the current schema.');
+        }
+
+        $columns = $this->writeQueryColumns($columns);
+        $values = $this->writeQueryValues($insert->getValues());
+        $table = $this->writer->writeTable($insert->getTable());
+        $comment = AbstractBaseWriter::writeQueryComment($insert);
+
+        return $comment."INSERT INTO {$table} ($columns) VALUES ($values)";
+    }
+
+    /**
+     * @param $columns
+     *
+     * @return string
+     */
+    protected function writeQueryColumns($columns)
+    {
+        return $this->writeCommaSeparatedValues($columns, $this->columnWriter, 'writeColumn');
+    }
+
+    /**
+     * @param $collection
+     * @param $writer
+     * @param string $method
+     *
+     * @return string
+     */
+    protected function writeCommaSeparatedValues($collection, $writer, $method)
+    {
+        \array_walk(
+            $collection,
+            function (&$data) use ($writer, $method) {
+                $data = $writer->$method($data);
+            }
+        );
+
+        return \implode(', ', $collection);
+    }
+
+    /**
+     * @param $values
+     *
+     * @return string
+     */
+    protected function writeQueryValues($values)
+    {
+        return $this->writeCommaSeparatedValues($values, $this->writer, 'writePlaceholderValue');
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/IntersectWriter.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 9/12/14
+ * Time: 7:15 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Manipulation\Intersect;
+
+/**
+ * Class IntersectWriter.
+ */
+class IntersectWriter extends AbstractSetWriter
+{
+    /**
+     * @param Intersect $intersect
+     *
+     * @return string
+     */
+    public function write(Intersect $intersect)
+    {
+        return $this->abstractWrite($intersect, 'getIntersects', Intersect::INTERSECT);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/MinusWriter.php

@@ -0,0 +1,46 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 9/12/14
+ * Time: 7:15 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Minus;
+
+/**
+ * Class MinusWriter.
+ */
+class MinusWriter
+{
+    /**
+     * @var GenericBuilder
+     */
+    protected $writer;
+
+    /**
+     * @param GenericBuilder $writer
+     */
+    public function __construct(GenericBuilder $writer)
+    {
+        $this->writer = $writer;
+    }
+
+    /**
+     * @param Minus $minus
+     *
+     * @return string
+     */
+    public function write(Minus $minus)
+    {
+        $first = $this->writer->write($minus->getFirst());
+        $second = $this->writer->write($minus->getSecond());
+
+        return $first."\n".Minus::MINUS."\n".$second;
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/PlaceholderWriter.php

@@ -0,0 +1,147 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/4/14
+ * Time: 12:02 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+/**
+ * Class PlaceholderWriter.
+ */
+class PlaceholderWriter
+{
+    /**
+     * @var int
+     */
+    protected $counter = 1;
+
+    /**
+     * @var array
+     */
+    protected $placeholders = [];
+
+    /**
+     * @return array
+     */
+    public function get()
+    {
+        return $this->placeholders;
+    }
+
+    /**
+     * @return $this
+     */
+    public function reset()
+    {
+        $this->counter = 1;
+        $this->placeholders = [];
+
+        return $this;
+    }
+
+    /**
+     * @param $value
+     *
+     * @return string
+     */
+    public function add($value)
+    {
+        $placeholderKey = ':v'.$this->counter;
+        $this->placeholders[$placeholderKey] = $this->setValidSqlValue($value);
+
+        ++$this->counter;
+
+        return $placeholderKey;
+    }
+
+    /**
+     * @param $value
+     *
+     * @return string
+     */
+    protected function setValidSqlValue($value)
+    {
+        $value = $this->writeNullSqlString($value);
+        $value = $this->writeStringAsSqlString($value);
+        $value = $this->writeBooleanSqlString($value);
+
+        return $value;
+    }
+
+    /**
+     * @param $value
+     *
+     * @return string
+     */
+    protected function writeNullSqlString($value)
+    {
+        if (\is_null($value) || (\is_string($value) && empty($value))) {
+            $value = $this->writeNull();
+        }
+
+        return $value;
+    }
+
+    /**
+     * @return string
+     */
+    protected function writeNull()
+    {
+        return 'NULL';
+    }
+
+    /**
+     * @param string $value
+     *
+     * @return string
+     */
+    protected function writeStringAsSqlString($value)
+    {
+        if (\is_string($value)) {
+            $value = $this->writeString($value);
+        }
+
+        return $value;
+    }
+
+    /**
+     * @param string $value
+     *
+     * @return string
+     */
+    protected function writeString($value)
+    {
+        return $value;
+    }
+
+    /**
+     * @param string $value
+     *
+     * @return string
+     */
+    protected function writeBooleanSqlString($value)
+    {
+        if (\is_bool($value)) {
+            $value = $this->writeBoolean($value);
+        }
+
+        return $value;
+    }
+
+    /**
+     * @param bool $value
+     *
+     * @return string
+     */
+    protected function writeBoolean($value)
+    {
+        $value = \filter_var($value, FILTER_VALIDATE_BOOLEAN);
+
+        return ($value) ? '1' : '0';
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/SelectWriter.php

@@ -0,0 +1,397 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/11/14
+ * Time: 1:50 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Select;
+use NilPortugues\Sql\QueryBuilder\Syntax\Column;
+use NilPortugues\Sql\QueryBuilder\Syntax\OrderBy;
+use NilPortugues\Sql\QueryBuilder\Syntax\SyntaxFactory;
+
+/**
+ * Class SelectWriter.
+ */
+class SelectWriter extends AbstractBaseWriter
+{
+    /**
+     * @param        $alias
+     * @param Select $select
+     *
+     * @return Column
+     */
+    public function selectToColumn($alias, Select $select)
+    {
+        $selectAsColumn = $this->write($select);
+
+        if (!empty($selectAsColumn)) {
+            $selectAsColumn = '('.$selectAsColumn.')';
+        }
+
+        $column = array($alias => $selectAsColumn);
+
+        return SyntaxFactory::createColumn($column, null);
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return string
+     */
+    public function write(Select $select)
+    {
+        if ($select->isJoinSelect()) {
+            return $this->writer->writeJoin($select);
+        }
+
+        return $this->writeSelectQuery($select);
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return string
+     */
+    protected function writeSelectQuery(Select $select)
+    {
+        $parts = ['SELECT'];
+
+        if ($select->isDistinct()) {
+            $parts[] = 'DISTINCT';
+        }
+
+        $this->writeSelectColumns($select, $parts);
+        $this->writeSelectFrom($select, $parts);
+        $this->writeSelectJoins($select, $parts);
+        $this->writeSelectWhere($select, $parts);
+        $this->writeSelectGroupBy($select, $parts);
+        $this->writeSelectHaving($select, $parts);
+        $this->writeSelectOrderBy($select, $parts);
+        $this->writeSelectLimit($select, $parts);
+
+        return AbstractBaseWriter::writeQueryComment($select).implode(' ', \array_filter($parts));
+    }
+
+    /**
+     * @param Select   $select
+     * @param string[] $parts
+     *
+     * @return $this
+     */
+    public function writeSelectColumns(Select $select, array &$parts)
+    {
+        if ($select->isCount() === false) {
+            $columns = $this->writeColumnAlias(
+                $select->getAllColumns(),
+                $this->columnWriter->writeSelectsAsColumns($select),
+                $this->columnWriter->writeValueAsColumns($select),
+                $this->columnWriter->writeFuncAsColumns($select)
+            );
+
+            $parts = \array_merge($parts, [implode(', ', $columns)]);
+
+            return $this;
+        }
+
+        $columns = $select->getColumns();
+        $column = \array_pop($columns);
+        $columnList = $column->getName();
+
+        $parts = \array_merge($parts, [$columnList]);
+
+        return $this;
+    }
+
+    /**
+     * @param $tableColumns
+     * @param $selectAsColumns
+     * @param $valueAsColumns
+     * @param $funcAsColumns
+     *
+     * @return array
+     */
+    protected function writeColumnAlias($tableColumns, $selectAsColumns, $valueAsColumns, $funcAsColumns)
+    {
+        $columns = \array_merge($tableColumns, $selectAsColumns, $valueAsColumns, $funcAsColumns);
+
+        \array_walk(
+            $columns,
+            function (&$column) {
+                $column = $this->columnWriter->writeColumnWithAlias($column);
+            }
+        );
+
+        return $columns;
+    }
+
+    /**
+     * @param Select   $select
+     * @param string[] $parts
+     *
+     * @return $this
+     */
+    public function writeSelectFrom(Select $select, array &$parts)
+    {
+        $parts = \array_merge(
+            $parts,
+            ['FROM '.$this->writer->writeTableWithAlias($select->getTable())]
+        );
+
+        return $this;
+    }
+
+    /**
+     * @param Select $select
+     * @param array  $parts
+     *
+     * @return $this
+     */
+    public function writeSelectJoins(Select $select, array &$parts)
+    {
+        $parts = \array_merge(
+            $parts,
+            [$this->writeSelectAggrupation($select, $this->writer, 'getAllJoins', 'writeJoin', ' ')]
+        );
+
+        return $this;
+    }
+
+    /**
+     * @param Select $select
+     * @param        $writer
+     * @param string $getMethod
+     * @param string $writeMethod
+     * @param string $glue
+     * @param string $prepend
+     *
+     * @return string
+     */
+    protected function writeSelectAggrupation(Select $select, $writer, $getMethod, $writeMethod, $glue, $prepend = '')
+    {
+        $str = '';
+        $joins = $select->$getMethod();
+
+        if (!empty($joins)) {
+            \array_walk(
+                $joins,
+                function (&$join) use ($writer, $writeMethod) {
+                    $join = $writer->$writeMethod($join);
+                }
+            );
+
+            $str = $prepend.implode($glue, $joins);
+        }
+
+        return $str;
+    }
+
+    /**
+     * @param Select $select
+     * @param array  $parts
+     *
+     * @return $this
+     */
+    public function writeSelectWhere(Select $select, array &$parts)
+    {
+        $str = '';
+        $wheres = $this->writeSelectWheres($select->getAllWheres());
+        $wheres = \array_filter($wheres);
+
+        if (\count($wheres) > 0) {
+            $str = 'WHERE ';
+            $separator = ' '.$this->writer->writeConjunction($select->getWhereOperator()).' ';
+
+            $str .= \implode($separator, $wheres);
+        }
+
+        $parts = \array_merge($parts, [$str]);
+
+        return $this;
+    }
+
+    /**
+     * @param array $wheres
+     *
+     * @return array
+     */
+    protected function writeSelectWheres(array $wheres)
+    {
+        $whereWriter = WriterFactory::createWhereWriter($this->writer, $this->placeholderWriter);
+
+        \array_walk(
+            $wheres,
+            function (&$where) use (&$whereWriter) {
+
+                $where = $whereWriter->writeWhere($where);
+            }
+        );
+
+        return $wheres;
+    }
+
+    /**
+     * @param Select $select
+     * @param array  $parts
+     *
+     * @return $this
+     */
+    public function writeSelectGroupBy(Select $select, array &$parts)
+    {
+        $groupBy = $this->writeSelectAggrupation(
+            $select,
+            $this->columnWriter,
+            'getGroupBy',
+            'writeColumn',
+            ', ',
+            'GROUP BY '
+        );
+
+        $parts = \array_merge($parts, [$groupBy]);
+
+        return $this;
+    }
+
+    /**
+     * @param Select $select
+     * @param array  $parts
+     *
+     * @return $this
+     */
+    public function writeSelectHaving(Select $select, array &$parts)
+    {
+        $str = '';
+        $havingArray = $select->getAllHavings();
+
+        if (\count($havingArray) > 0) {
+            $placeholder = $this->placeholderWriter;
+            $writer = $this->writer;
+
+            $str = 'HAVING ';
+            $separator = ' '.$select->getHavingOperator().' ';
+            $havingArray = $this->getHavingConditions($havingArray, $select, $writer, $placeholder);
+
+            $str .= \implode($separator, $havingArray);
+        }
+
+        $parts = \array_merge($parts, [$str]);
+
+        return $this;
+    }
+
+    /**
+     * @param array             $havingArray
+     * @param Select            $select
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholder
+     *
+     * @return mixed
+     */
+    protected function getHavingConditions(
+        array &$havingArray,
+        Select $select,
+        GenericBuilder $writer,
+        PlaceholderWriter $placeholder
+    ) {
+        \array_walk(
+            $havingArray,
+            function (&$having) use ($select, $writer, $placeholder) {
+
+                $whereWriter = WriterFactory::createWhereWriter($writer, $placeholder);
+                $clauses = $whereWriter->writeWhereClauses($having);
+                $having = \implode($this->writer->writeConjunction($select->getHavingOperator()), $clauses);
+            }
+        );
+
+        return $havingArray;
+    }
+
+    /**
+     * @param Select $select
+     * @param array  $parts
+     *
+     * @return $this
+     */
+    protected function writeSelectOrderBy(Select $select, array &$parts)
+    {
+        $str = '';
+        if (\count($select->getAllOrderBy())) {
+            $orderByArray = $select->getAllOrderBy();
+            \array_walk(
+                $orderByArray,
+                function (&$orderBy) {
+                    $orderBy = $this->writeOrderBy($orderBy);
+                }
+            );
+
+            $str = 'ORDER BY ';
+            $str .= \implode(', ', $orderByArray);
+        }
+
+        $parts = \array_merge($parts, [$str]);
+
+        return $this;
+    }
+
+    /**
+     * @param OrderBy $orderBy
+     *
+     * @return string
+     */
+    public function writeOrderBy(OrderBy $orderBy)
+    {
+        $column = $this->columnWriter->writeColumn($orderBy->getColumn());
+
+        return $column.' '.$orderBy->getDirection();
+    }
+
+    /**
+     * @param Select $select
+     * @param array  $parts
+     *
+     * @return $this
+     */
+    protected function writeSelectLimit(Select $select, array &$parts)
+    {
+        $mask = $this->getStartingLimit($select).$this->getLimitCount($select);
+
+        $limit = '';
+
+        if ($mask !== '00') {
+            $start = $this->placeholderWriter->add($select->getLimitStart());
+            $count = $this->placeholderWriter->add($select->getLimitCount());
+
+            $limit = "LIMIT {$start}, {$count}";
+        }
+
+        $parts = \array_merge($parts, [$limit]);
+
+        return $this;
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return string
+     */
+    protected function getStartingLimit(Select $select)
+    {
+        return (null === $select->getLimitStart() || 0 == $select->getLimitStart()) ? '0' : '1';
+    }
+
+    /**
+     * @param Select $select
+     *
+     * @return string
+     */
+    protected function getLimitCount(Select $select)
+    {
+        return (null === $select->getLimitCount()) ? '0' : '1';
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/UnionAllWriter.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 9/12/14
+ * Time: 7:15 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Manipulation\UnionAll;
+
+/**
+ * Class UnionAllWriter.
+ */
+class UnionAllWriter extends AbstractSetWriter
+{
+    /**
+     * @param UnionAll $unionAll
+     *
+     * @return string
+     */
+    public function write(UnionAll $unionAll)
+    {
+        return $this->abstractWrite($unionAll, 'getUnions', UnionAll::UNION_ALL);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/UnionWriter.php

@@ -0,0 +1,29 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 9/12/14
+ * Time: 7:15 PM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Manipulation\Union;
+
+/**
+ * Class UnionWriter.
+ */
+class UnionWriter extends AbstractSetWriter
+{
+    /**
+     * @param Union $union
+     *
+     * @return string
+     */
+    public function write(Union $union)
+    {
+        return $this->abstractWrite($union, 'getUnions', Union::UNION);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/UpdateWriter.php

@@ -0,0 +1,67 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/11/14
+ * Time: 1:51 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Manipulation\QueryException;
+use NilPortugues\Sql\QueryBuilder\Manipulation\Update;
+use NilPortugues\Sql\QueryBuilder\Syntax\SyntaxFactory;
+
+/**
+ * Class UpdateWriter.
+ */
+class UpdateWriter extends AbstractBaseWriter
+{
+    /**
+     * @param Update $update
+     *
+     * @throws QueryException
+     *
+     * @return string
+     */
+    public function write(Update $update)
+    {
+        $values = $update->getValues();
+        if (empty($values)) {
+            throw new QueryException('No values to update in Update query.');
+        }
+
+        $parts = array(
+            'UPDATE '.$this->writer->writeTable($update->getTable()).' SET ',
+            $this->writeUpdateValues($update),
+        );
+
+        AbstractBaseWriter::writeWhereCondition($update, $this->writer, $this->placeholderWriter, $parts);
+        AbstractBaseWriter::writeLimitCondition($update, $this->placeholderWriter, $parts);
+        $comment = AbstractBaseWriter::writeQueryComment($update);
+
+        return $comment.implode(' ', $parts);
+    }
+
+    /**
+     * @param Update $update
+     *
+     * @return string
+     */
+    protected function writeUpdateValues(Update $update)
+    {
+        $assigns = [];
+        foreach ($update->getValues() as $column => $value) {
+            $newColumn = array($column);
+            $column = $this->columnWriter->writeColumn(SyntaxFactory::createColumn($newColumn, $update->getTable()));
+
+            $value = $this->writer->writePlaceholderValue($value);
+
+            $assigns[] = "$column = $value";
+        }
+
+        return \implode(', ', $assigns);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/WhereWriter.php

@@ -0,0 +1,400 @@
+<?php
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Manipulation\Select;
+use NilPortugues\Sql\QueryBuilder\Syntax\Column;
+use NilPortugues\Sql\QueryBuilder\Syntax\SyntaxFactory;
+use NilPortugues\Sql\QueryBuilder\Syntax\Where;
+
+/**
+ * Class WhereWriter.
+ */
+class WhereWriter extends AbstractBaseWriter
+{
+    /**
+     * @var array
+     */
+    protected $matchMode = [
+        'natural' => '(MATCH({{columnNames}}) AGAINST({{columnValues}}))',
+        'boolean' => '(MATCH({{columnNames}}) AGAINST({{columnValues}} IN BOOLEAN MODE))',
+        'query_expansion' => '(MATCH({{columnNames}}) AGAINST({{columnValues}} WITH QUERY EXPANSION))',
+    ];
+
+    /**
+     * @param Where $where
+     *
+     * @return string
+     */
+    public function writeWhere(Where $where)
+    {
+        $clauses = $this->writeWhereClauses($where);
+        $clauses = \array_filter($clauses);
+
+        if (empty($clauses)) {
+            return '';
+        }
+
+        return \implode($this->writer->writeConjunction($where->getConjunction()), $clauses);
+    }
+
+    /**
+     * @param Where $where
+     *
+     * @return array
+     */
+    public function writeWhereClauses(Where $where)
+    {
+        $whereArray = [];
+
+        $this->writeWhereMatches($where, $whereArray);
+        $this->writeWhereIns($where, $whereArray);
+        $this->writeWhereNotIns($where, $whereArray);
+        $this->writeWhereBetweens($where, $whereArray);
+        $this->writeWhereNotBetweens($where, $whereArray);
+        $this->writeWhereComparisons($where, $whereArray);
+        $this->writeWhereIsNulls($where, $whereArray);
+        $this->writeWhereIsNotNulls($where, $whereArray);
+        $this->writeWhereBooleans($where, $whereArray);
+        $this->writeExists($where, $whereArray);
+        $this->writeNotExists($where, $whereArray);
+        $this->writeSubWheres($where, $whereArray);
+
+        return $whereArray;
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereMatches(Where $where, array &$whereArray)
+    {
+        $matches = [];
+
+        foreach ($where->getMatches() as $values) {
+            $columns = SyntaxFactory::createColumns($values['columns'], $where->getTable());
+            $columnNames = $this->getColumnNames($columns);
+
+            $columnValues = array(\implode(' ', $values['values']));
+            $columnValues = \implode(', ', $this->writer->writeValues($columnValues));
+
+            $matches[] = \str_replace(
+                ['{{columnNames}}', '{{columnValues}}'],
+                [$columnNames, $columnValues],
+                $this->matchMode[$values['mode']]
+            );
+        }
+
+        $whereArray = \array_merge($whereArray, $matches);
+    }
+
+    /**
+     * @param $columns
+     *
+     * @return string
+     */
+    protected function getColumnNames($columns)
+    {
+        $columnNames = [];
+        foreach ($columns as &$column) {
+            $columnNames[] = $this->columnWriter->writeColumn($column);
+        }
+
+        return \implode(', ', $columnNames);
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereIns(Where $where, array &$whereArray)
+    {
+        $whereArray = \array_merge(
+            $whereArray,
+            $this->writeWhereIn($where, 'getIns', 'IN')
+        );
+    }
+
+    /**
+     * @param Where  $where
+     * @param string $method
+     * @param string $operation
+     *
+     * @return array
+     */
+    protected function writeWhereIn(Where $where, $method, $operation)
+    {
+        $collection = [];
+
+        foreach ($where->$method() as $column => $values) {
+            $newColumn = array($column);
+            $column = SyntaxFactory::createColumn($newColumn, $where->getTable());
+            $column = $this->columnWriter->writeColumn($column);
+
+            $values = $this->writer->writeValues($values);
+            $values = \implode(', ', $values);
+
+            $collection[] = "({$column} $operation ({$values}))";
+        }
+
+        return $collection;
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereNotIns(Where $where, array &$whereArray)
+    {
+        $whereArray = \array_merge(
+            $whereArray,
+            $this->writeWhereIn($where, 'getNotIns', 'NOT IN')
+        );
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereBetweens(Where $where, array &$whereArray)
+    {
+        $between = $where->getBetweens();
+        \array_walk(
+            $between,
+            function (&$between) {
+
+                $between = '('
+                    .$this->columnWriter->writeColumn($between['subject'])
+                    .' BETWEEN '
+                    .$this->writer->writePlaceholderValue($between['a'])
+                    .' AND '
+                    .$this->writer->writePlaceholderValue($between['b'])
+                    .')';
+            }
+        );
+
+        $whereArray = \array_merge($whereArray, $between);
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereNotBetweens(Where $where, array &$whereArray)
+    {
+        $between = $where->getNotBetweens();
+        \array_walk(
+            $between,
+            function (&$between) {
+
+                $between = '('
+                    .$this->columnWriter->writeColumn($between['subject'])
+                    .' NOT BETWEEN '
+                    .$this->writer->writePlaceholderValue($between['a'])
+                    .' AND '
+                    .$this->writer->writePlaceholderValue($between['b'])
+                    .')';
+            }
+        );
+
+        $whereArray = \array_merge($whereArray, $between);
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereComparisons(Where $where, array &$whereArray)
+    {
+        $comparisons = $where->getComparisons();
+        \array_walk(
+            $comparisons,
+            function (&$comparison) {
+
+                if (!is_array($comparison)) {
+                    return;
+                }
+
+                $str = $this->writeWherePartialCondition($comparison['subject']);
+                $str .= $this->writer->writeConjunction($comparison['conjunction']);
+                $str .= $this->writeWherePartialCondition($comparison['target']);
+
+                $comparison = "($str)";
+            }
+        );
+
+        $whereArray = \array_merge($whereArray, $comparisons);
+    }
+
+    /**
+     * @param $subject
+     *
+     * @return string
+     */
+    protected function writeWherePartialCondition(&$subject)
+    {
+        if ($subject instanceof Column) {
+            $str = $this->columnWriter->writeColumn($subject);
+        } elseif ($subject instanceof Select) {
+            $selectWriter = WriterFactory::createSelectWriter($this->writer, $this->placeholderWriter);
+            $str = '('.$selectWriter->write($subject).')';
+        } else {
+            $str = $this->writer->writePlaceholderValue($subject);
+        }
+
+        return $str;
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereIsNulls(Where $where, array &$whereArray)
+    {
+        $whereArray = \array_merge(
+            $whereArray,
+            $this->writeWhereIsNullable($where, 'getNull', 'writeIsNull')
+        );
+    }
+
+    /**
+     * @param Where  $where
+     * @param string $getMethod
+     * @param string $writeMethod
+     *
+     * @return array
+     */
+    protected function writeWhereIsNullable(Where $where, $getMethod, $writeMethod)
+    {
+        $collection = $where->$getMethod();
+
+        \array_walk(
+            $collection,
+            function (&$collection) use ($writeMethod) {
+                $collection =
+                    '('.$this->columnWriter->writeColumn($collection['subject'])
+                    .$this->writer->$writeMethod().')';
+            }
+        );
+
+        return $collection;
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereIsNotNulls(Where $where, array &$whereArray)
+    {
+        $whereArray = \array_merge(
+            $whereArray,
+            $this->writeWhereIsNullable($where, 'getNotNull', 'writeIsNotNull')
+        );
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeWhereBooleans(Where $where, array &$whereArray)
+    {
+        $booleans = $where->getBooleans();
+        $placeholderWriter = $this->placeholderWriter;
+
+        \array_walk(
+            $booleans,
+            function (&$boolean) use (&$placeholderWriter) {
+                $column = $this->columnWriter->writeColumn($boolean['subject']);
+                $value = $this->placeholderWriter->add($boolean['value']);
+
+                $boolean = '(ISNULL('.$column.', 0) = '.$value.')';
+            }
+        );
+
+        $whereArray = \array_merge($whereArray, $booleans);
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeExists(Where $where, array &$whereArray)
+    {
+        $whereArray = \array_merge(
+            $whereArray,
+            $this->writeExistence($where, 'getExists', 'EXISTS')
+        );
+    }
+
+    /**
+     * @param Where  $where
+     * @param string $method
+     * @param string $operation
+     *
+     * @return array
+     */
+    protected function writeExistence(Where $where, $method, $operation)
+    {
+        $exists = [];
+
+        foreach ($where->$method() as $select) {
+            $exists[] = "$operation (".$this->writer->write($select, false).')';
+        }
+
+        return $exists;
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeNotExists(Where $where, array &$whereArray)
+    {
+        $whereArray = \array_merge(
+            $whereArray,
+            $this->writeExistence($where, 'getNotExists', 'NOT EXISTS')
+        );
+    }
+
+    /**
+     * @param Where $where
+     * @param array $whereArray
+     *
+     * @return array
+     */
+    protected function writeSubWheres(Where $where, array &$whereArray)
+    {
+        $subWheres = $where->getSubWheres();
+
+        \array_walk(
+            $subWheres,
+            function (&$subWhere) {
+                $subWhere = "({$this->writeWhere($subWhere)})";
+            }
+        );
+
+        $whereArray = \array_merge($whereArray, $subWheres);
+    }
+}

vendor/nilportugues/sql-query-builder/src/Builder/Syntax/WriterFactory.php

@@ -0,0 +1,133 @@
+<?php
+/**
+ * Author: Nil Portugués Calderó <contact@nilportugues.com>
+ * Date: 6/12/14
+ * Time: 2:11 AM.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace NilPortugues\Sql\QueryBuilder\Builder\Syntax;
+
+use NilPortugues\Sql\QueryBuilder\Builder\GenericBuilder;
+
+/**
+ * Class WriterFactory.
+ */
+final class WriterFactory
+{
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     *
+     * @return ColumnWriter
+     */
+    public static function createColumnWriter(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        return new ColumnWriter($writer, $placeholderWriter);
+    }
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     *
+     * @return WhereWriter
+     */
+    public static function createWhereWriter(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        return new WhereWriter($writer, $placeholderWriter);
+    }
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     *
+     * @return SelectWriter
+     */
+    public static function createSelectWriter(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        return new SelectWriter($writer, $placeholderWriter);
+    }
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     *
+     * @return InsertWriter
+     */
+    public static function createInsertWriter(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        return new InsertWriter($writer, $placeholderWriter);
+    }
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     *
+     * @return UpdateWriter
+     */
+    public static function createUpdateWriter(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        return new UpdateWriter($writer, $placeholderWriter);
+    }
+
+    /**
+     * @param GenericBuilder    $writer
+     * @param PlaceholderWriter $placeholderWriter
+     *
+     * @return DeleteWriter
+     */
+    public static function createDeleteWriter(GenericBuilder $writer, PlaceholderWriter $placeholderWriter)
+    {
+        return new DeleteWriter($writer, $placeholderWriter);
+    }
+
+    /**
+     * @return PlaceholderWriter
+     */
+    public static function createPlaceholderWriter()
+    {
+        return new PlaceholderWriter();
+    }
+
+    /**
+     * @param GenericBuilder $writer
+     *
+     * @return IntersectWriter
+     */
+    public static function createIntersectWriter(GenericBuilder $writer)
+    {
+        return new IntersectWriter($writer);
+    }
+
+    /**
+     * @param GenericBuilder $writer
+     *
+     * @return MinusWriter
+     */
+    public static function createMinusWriter(GenericBuilder $writer)
+    {
+        return new MinusWriter($writer);
+    }
+
+    /**
+     * @param GenericBuilder $writer
+     *
+     * @return UnionWriter
+     */
+    public static function createUnionWriter(GenericBuilder $writer)
+    {
+        return new UnionWriter($writer);
+    }
+
+    /**
+     * @param GenericBuilder $writer
+     *
+     * @return UnionAllWriter
+     */
+    public static function createUnionAllWriter(GenericBuilder $writer)
+    {
+        return new UnionAllWriter($writer);
+    }
+}