OracleGrammar::whereInRaw() - Code Metrics - Inspection of "Merge pull request #532 from dantesCode/master" - yajra/laravel-oci8 - Measure and Improve Code Quality continuously with Scrutinizer

Completed

Push — master ( 1195c4...15a10c )

by Arjay

created 2019-10-11 00:27 UTC

OracleGrammar::whereInRaw() A

↳ Parent: OracleGrammar

Complexity

Conditions	4
Paths	3

Size

Total Lines

Duplication

Lines	12
Ratio	100 %

Code Coverage

Tests	0
CRAP Score	20

Importance

Changes

Metric	Value
cc	4
nc	3
nop	2
dl	12
loc	12
ccs	0
cts	0
cp	0
crap	20
rs	9.8666
c	0
b	0
f	0

<?php

namespace Yajra\Oci8\Query\Grammars;

use Illuminate\Support\Str;
use Yajra\Oci8\OracleReservedWords;
use Illuminate\Database\Query\Builder;
use Illuminate\Database\Query\Grammars\Grammar;
use Illuminate\Database\Eloquent\Builder as EloquentBuilder;

class OracleGrammar extends Grammar
{
    use OracleReservedWords;

    /**
     * The keyword identifier wrapper format.
     *
     * @var string
     */
    protected $wrapper = '%s';

    /**
     * @var string
     */
    protected $schema_prefix = '';

    /**
     * Compile an exists statement into SQL.
     *
     * @param \Illuminate\Database\Query\Builder $query
     * @return string
     */
    public function compileExists(Builder $query)
    {
        $q          = clone $query;
        $q->columns = [];
        $q->selectRaw('1 as "exists"')
          ->whereRaw('rownum = 1');

        return $this->compileSelect($q);
    }

    /**
     * Compile a select query into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder
     * @return string
     */
    public function compileSelect(Builder $query)
    {
        if ($query->unions && $query->aggregate) {

            return $this->compileUnionAggregate($query);
        }

        // If the query does not have any columns set, we'll set the columns to the
        // * character to just get all of the columns from the database. Then we
        // can build the query and concatenate all the pieces together as one.
        $original = $query->columns;

        if (is_null($query->columns)) {
            $query->columns = ['*'];
        }

        $components = $this->compileComponents($query);

        // To compile the query, we'll spin through each component of the query and
        // see if that component exists. If it does we'll just call the compiler
        // function for the component which is responsible for making the SQL.
        $sql = trim($this->concatenate($components));

        // If an offset is present on the query, we will need to wrap the query in
        // a big "ANSI" offset syntax block. This is very nasty compared to the
        // other database systems but is necessary for implementing features.
        if ($this->isPaginationable($query, $components)) {
            return $this->compileAnsiOffset($query, $components);
        }

        if ($query->unions) {

            $sql = $this->wrapUnion($sql).' '.$this->compileUnions($query);
        }

        $query->columns = $original;

        return $sql;
    }

    /**
     * @param Builder $query
     * @param array $components
     * @return bool
     */
    protected function isPaginationable(Builder $query, array $components)
    {
        return ($query->limit > 0 || $query->offset > 0) && ! array_key_exists('lock', $components);
    }

    /**
     * Create a full ANSI offset clause for the query.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $components
     * @return string
     */
    protected function compileAnsiOffset(Builder $query, $components)
    {
        // Improved response time with FIRST_ROWS(n) hint for ORDER BY queries
        if ($query->getConnection()->getConfig('server_version') == '12c') {
            $components['columns'] = str_replace('select', "select /*+ FIRST_ROWS({$query->limit}) */", $components['columns']);
            $offset                = $query->offset ?: 0;
            $limit                 = $query->limit;
            $components['limit']   = "offset $offset rows fetch next $limit rows only";

            return $this->concatenate($components);
        }

        $constraint = $this->compileRowConstraint($query);

        $sql = $this->concatenate($components);

        // We are now ready to build the final SQL query so we'll create a common table
        // expression from the query and get the records with row numbers within our
        // given limit and offset value that we just put on as a query constraint.
        $temp = $this->compileTableExpression($sql, $constraint, $query);

        return $temp;
    }

    /**
     * Compile the limit / offset row constraint for a query.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @return string
     */
    protected function compileRowConstraint($query)
    {
        $start  = $query->offset + 1;
        $finish = $query->offset + $query->limit;

        if ($query->limit == 1 && is_null($query->offset)) {
            return '= 1';
        }

        if ($query->offset && is_null($query->limit)) {
            return ">= {$start}";
        }

        return "between {$start} and {$finish}";
    }

    /**
     * Compile a common table expression for a query.
     *
     * @param  string $sql
     * @param  string $constraint
     * @param Builder $query
     * @return string
     */
    protected function compileTableExpression($sql, $constraint, $query)
    {
        if ($query->limit == 1 && is_null($query->offset)) {
            return "select * from ({$sql}) where rownum {$constraint}";
        }

        return "select t2.* from ( select rownum AS \"rn\", t1.* from ({$sql}) t1 ) t2 where t2.\"rn\" {$constraint}";
    }

    /**
     * Compile a truncate table statement into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @return array
     */
    public function compileTruncate(Builder $query)
    {
        return ['truncate table ' . $this->wrapTable($query->from) => []];
    }

    /**
     * Wrap a value in keyword identifiers.
     *
     * Override due to laravel's stringify integers.
     *
     * @param  \Illuminate\Database\Query\Expression|string  $value
     * @param  bool    $prefixAlias
     * @return string
     */
    public function wrap($value, $prefixAlias = false)
    {
        if (is_int($value) || is_float($value)) {
            return $value;
        }

        return parent::wrap($value, $prefixAlias);
    }

    /**
     * Wrap a table in keyword identifiers.
     *
     * @param  \Illuminate\Database\Query\Expression|string $table
     * @return string
     */
    public function wrapTable($table)
    {
        if ($this->isExpression($table)) {
            return $this->getValue($table);

        }

        if (strpos(strtolower($table), ' as ') !== false) {
            $table = str_replace(' as ', ' ', strtolower($table));
        }

        $tableName = $this->wrap($this->tablePrefix . $table, true);
        $segments  = explode(' ', $table);
        if (count($segments) > 1) {
            $tableName = $this->wrap($this->tablePrefix . $segments[0]) . ' ' . $segments[1];
        }

        return $this->getSchemaPrefix() . $tableName;
    }

    /**
     * Return the schema prefix.
     *
     * @return string
     */
    public function getSchemaPrefix()
    {
        return ! empty($this->schema_prefix) ? $this->wrapValue($this->schema_prefix) . '.' : '';
    }

    /**
     * Set the schema prefix.
     *
     * @param string $prefix
     */
    public function setSchemaPrefix($prefix)
    {
        $this->schema_prefix = $prefix;
    }

    /**
     * Wrap a single string in keyword identifiers.
     *
     * @param  string $value
     * @return string
     */
    protected function wrapValue($value)
    {
        if ($value === '*') {
            return $value;
        }

        $value = Str::upper($value);

        return '"' . str_replace('"', '""', $value) . '"';
    }

    /**
     * Compile an insert and get ID statement into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $values
     * @param  string $sequence
     * @return string
     */
    public function compileInsertGetId(Builder $query, $values, $sequence = 'id')
    {
        if (empty($sequence)) {
            $sequence = 'id';
        }

        $backtrace = debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 4)[2]['object'];

        if ($backtrace instanceof EloquentBuilder) {
            $model = $backtrace->getModel();
            if ($model->sequence && ! isset($values[$model->getKeyName()]) && $model->incrementing) {
class A
{
    public function foo() { }
}

class B extends A
{
    public function bar() { }
}

/**
 * @param A|B $x
 */
function someFunction($x)
{
    $x->foo(); // This call is fine as the method exists in A and B.
    $x->bar(); // This method only exists in B and might cause an error.
}
                $values[$sequence] = null;
            }
        }

        return $this->compileInsert($query, $values) . ' returning ' . $this->wrap($sequence) . ' into ?';
    }

    /**
     * Compile an insert statement into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $values
     * @return string
     */
    public function compileInsert(Builder $query, array $values)
    {
        // Essentially we will force every insert to be treated as a batch insert which
        // simply makes creating the SQL easier for us since we can utilize the same
        // basic routine regardless of an amount of records given to us to insert.
        $table = $this->wrapTable($query->from);

        if (! is_array(reset($values))) {
            $values = [$values];
        }

        $columns = $this->columnize(array_keys(reset($values)));

        // We need to build a list of parameter place-holders of values that are bound
        // to the query. Each insert should have the exact same amount of parameter
        // bindings so we can just go off the first list of values in this array.
        $parameters = $this->parameterize(reset($values));

        $value = array_fill(0, count($values), "($parameters)");

        if (count($value) > 1) {
            $insertQueries = [];
            foreach ($value as $parameter) {
                $parameter       = (str_replace(['(', ')'], '', $parameter));
                $insertQueries[] = 'select ' . $parameter . ' from dual ';
            }
            $parameters = implode('union all ', $insertQueries);

            return "insert into $table ($columns) $parameters";
        }
        $parameters = implode(', ', $value);

        return "insert into $table ($columns) values $parameters";
    }

    /**
     * Compile an insert with blob field statement into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $values
     * @param  array $binaries
     * @param  string $sequence
     * @return string
     */
    public function compileInsertLob(Builder $query, $values, $binaries, $sequence = 'id')
    {
        if (empty($sequence)) {
            $sequence = 'id';
        }

        $table = $this->wrapTable($query->from);

        if (! is_array(reset($values))) {
            $values = [$values];
        }

        if (! is_array(reset($binaries))) {
            $binaries = [$binaries];
        }

        $columns       = $this->columnize(array_keys(reset($values)));
        $binaryColumns = $this->columnize(array_keys(reset($binaries)));
        $columns .= (empty($columns) ? '' : ', ') . $binaryColumns;

        $parameters       = $this->parameterize(reset($values));
        $binaryParameters = $this->parameterize(reset($binaries));

        $value       = array_fill(0, count($values), "$parameters");
        $binaryValue = array_fill(0, count($binaries), str_replace('?', 'EMPTY_BLOB()', $binaryParameters));

        $value      = array_merge($value, $binaryValue);
        $parameters = implode(', ', array_filter($value));

        return "insert into $table ($columns) values ($parameters) returning " . $binaryColumns . ', ' . $this->wrap($sequence) . ' into ' . $binaryParameters . ', ?';
    }

    /**
     * Compile an update statement into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $values
     * @param  array $binaries
     * @param  string $sequence
     * @return string
     */
    public function compileUpdateLob(Builder $query, array $values, array $binaries, $sequence = 'id')
    {
        $table = $this->wrapTable($query->from);

        // Each one of the columns in the update statements needs to be wrapped in the
        // keyword identifiers, also a place-holder needs to be created for each of
        // the values in the list of bindings so we can make the sets statements.
        $columns = [];

        foreach ($values as $key => $value) {
            $columns[] = $this->wrap($key) . ' = ' . $this->parameter($value);
        }

        $columns = implode(', ', $columns);

        // set blob variables
        if (! is_array(reset($binaries))) {
            $binaries = [$binaries];
        }
        $binaryColumns    = $this->columnize(array_keys(reset($binaries)));
        $binaryParameters = $this->parameterize(reset($binaries));

        // create EMPTY_BLOB sql for each binary
        $binarySql = [];
        foreach ((array) $binaryColumns as $binary) {
            $binarySql[] = "$binary = EMPTY_BLOB()";
        }

        // prepare binary SQLs
        if (count($binarySql)) {
            $binarySql = (empty($columns) ? '' : ', ') . implode(',', $binarySql);
        }

        // If the query has any "join" clauses, we will setup the joins on the builder
        // and compile them so we can attach them to this update, as update queries
        // can get join statements to attach to other tables when they're needed.
        $joins = '';
        if (isset($query->joins)) {
            $joins = ' ' . $this->compileJoins($query, $query->joins);
        }

        // Of course, update queries may also be constrained by where clauses so we'll
        // need to compile the where clauses and attach it to the query so only the
        // intended records are updated by the SQL statements we generate to run.
        $where = $this->compileWheres($query);

        return "update {$table}{$joins} set $columns$binarySql $where returning " . $binaryColumns . ', ' . $this->wrap($sequence) . ' into ' . $binaryParameters . ', ?';
    }

    /**
     * Compile the lock into SQL.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  bool|string $value
     * @return string
     */
    protected function compileLock(Builder $query, $value)
    {
        if (is_string($value)) {
            return $value;
        }

        if ($value) {
            return 'for update';
        }

        return '';
    }

    /**
     * Compile the "limit" portions of the query.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  int $limit
     * @return string
     */
    protected function compileLimit(Builder $query, $limit)
    {
        return '';
    }

    /**
     * Compile the "offset" portions of the query.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  int $offset
     * @return string
     */
    protected function compileOffset(Builder $query, $offset)
    {
        return '';
    }

    /**
     * Compile a "where date" clause.
     *
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $where
     * @return string
     */
    protected function whereDate(Builder $query, $where)
    {
        $value = $this->parameter($where['value']);

        return "trunc({$this->wrap($where['column'])}) {$where['operator']} $value";
    }

    /**
     * Compile a date based where clause.
     *
     * @param  string $type
     * @param  \Illuminate\Database\Query\Builder $query
     * @param  array $where
     * @return string
     */
    protected function dateBasedWhere($type, Builder $query, $where)
    {
        $value = $this->parameter($where['value']);

        return "extract ($type from {$this->wrap($where['column'])}) {$where['operator']} $value";
    }

    /**
     * Compile a "where not in raw" clause.
     *
     * For safety, whereIntegerInRaw ensures this method is only used with integer values.
     *
     * @param  \Illuminate\Database\Query\Builder  $query
     * @param  array  $where
     * @return string
     */
    protected function whereNotInRaw(Builder $query, $where)
    {
        if (! empty($where['values'])) {
            if (is_array($where['values']) && count($where['values']) > 1000) {
                return $this->resolveClause($where['column'], $where['values'], 'not in');
            } else {
                return $this->wrap($where['column']).' not in ('.implode(', ', $where['values']).')';
            }
        }

        return '1 = 1';
    }

    /**
     * Compile a "where in raw" clause.
     *
     * For safety, whereIntegerInRaw ensures this method is only used with integer values.
     *
     * @param  \Illuminate\Database\Query\Builder  $query
     * @param  array  $where
     * @return string
     */
    protected function whereInRaw(Builder $query, $where)
    {
        if (! empty($where['values'])) {
            if (is_array($where['values']) && count($where['values']) > 1000) {
                return $this->resolveClause($where['column'], $where['values'], 'in');
            } else {
                return $this->wrap($where['column']).' in ('.implode(', ', $where['values']).')';
            }
        }

        return '0 = 1';
    }

    private function resolveClause($column, $values, $type)
    {
        $chunks = array_chunk($values, 1000);
        $whereClause = '';
        $i=0;
        $type = $this->wrap($column) . ' '.$type.' ';
        foreach ($chunks as $ch) {
            if ($i > 0) {
                $type = ' or '. $this->wrap($column) . ' ' . $type . ' ';
            }
            $whereClause  .= $type . '('.implode(', ', $ch).')';
            $i++;
        }

        return '(' . $whereClause . ')';
    }
}


1			<?php
2
3			namespace Yajra\Oci8\Query\Grammars;
4
5			use Illuminate\Support\Str;
6			use Yajra\Oci8\OracleReservedWords;
7			use Illuminate\Database\Query\Builder;
8			use Illuminate\Database\Query\Grammars\Grammar;
9			use Illuminate\Database\Eloquent\Builder as EloquentBuilder;
10
11			class OracleGrammar extends Grammar
12			{
13			use OracleReservedWords;
14
15			/**
16			* The keyword identifier wrapper format.
17			*
18			* @var string
19			*/
20			protected $wrapper = '%s';
21
22			/**
23			* @var string
24			*/
25			protected $schema_prefix = '';
26
27			/**
28			* Compile an exists statement into SQL.
29			*
30			* @param \Illuminate\Database\Query\Builder $query
31			* @return string
32			*/
33	3		public function compileExists(Builder $query)
34			{
35	3		$q = clone $query;
36	3		$q->columns = [];
37	3		$q->selectRaw('1 as "exists"')
38	3		->whereRaw('rownum = 1');
39
40	3		return $this->compileSelect($q);
41			}
42
43			/**
44			* Compile a select query into SQL.
45			*
46			* @param \Illuminate\Database\Query\Builder
47			* @return string
48			*/
49	159		public function compileSelect(Builder $query)
50			{
51	159		if ($query->unions && $query->aggregate) {
			0 ignored issues – show Bug Best Practice introduced 2019-09-04 07:07 UTC by Report Bug Copy Issue Report The expression `$query->unions` of type `array` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `! empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history... Bug Best Practice introduced 2019-09-04 07:07 UTC by Report Bug Copy Issue Report The expression `$query->aggregate` of type `array` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `! empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history...
52			return $this->compileUnionAggregate($query);
53			}
54
55	159		// If the query does not have any columns set, we'll set the columns to the
56			// * character to just get all of the columns from the database. Then we
57			// can build the query and concatenate all the pieces together as one.
58			$original = $query->columns;
59
60	159		if (is_null($query->columns)) {
61	12		$query->columns = ['*'];
62			}
63
64	150		$components = $this->compileComponents($query);
65
66			// To compile the query, we'll spin through each component of the query and
67			// see if that component exists. If it does we'll just call the compiler
68			// function for the component which is responsible for making the SQL.
69			$sql = trim($this->concatenate($components));
70
71			// If an offset is present on the query, we will need to wrap the query in
72	159		// a big "ANSI" offset syntax block. This is very nasty compared to the
73			// other database systems but is necessary for implementing features.
74	159		if ($this->isPaginationable($query, $components)) {
75			return $this->compileAnsiOffset($query, $components);
76			}
77
78			if ($query->unions) {
			0 ignored issues – show Bug Best Practice introduced 2019-09-04 07:07 UTC by Report Bug Copy Issue Report The expression `$query->unions` of type `array` is implicitly converted to a boolean; are you sure this is intended? If so, consider using `! empty($expr)` instead to make it clear that you intend to check for an array without elements. This check marks implicit conversions of arrays to boolean values in a comparison. While in PHP an empty array is considered to be equal (but not identical) to false, this is not always apparent. Consider making the comparison explicit by using `empty(..)` or `! empty(...)` instead. Loading history...
79			$sql = $this->wrapUnion($sql).' '.$this->compileUnions($query);
80			}
81
82			$query->columns = $original;
83
84	12		return $sql;
85			}
86	12
87			/**
88	12		* @param Builder $query
89			* @param array $components
90			* @return bool
91			*/
92			protected function isPaginationable(Builder $query, array $components)
93	12		{
94			return ($query->limit > 0 \|\| $query->offset > 0) && ! array_key_exists('lock', $components);
95	12		}
96
97			/**
98			* Create a full ANSI offset clause for the query.
99			*
100			* @param \Illuminate\Database\Query\Builder $query
101			* @param array $components
102			* @return string
103			*/
104	12		protected function compileAnsiOffset(Builder $query, $components)
105			{
106	12		// Improved response time with FIRST_ROWS(n) hint for ORDER BY queries
107			if ($query->getConnection()->getConfig('server_version') == '12c') {
108	12		$components['columns'] = str_replace('select', "select /+ FIRST_ROWS({$query->limit}) /", $components['columns']);
109	6		$offset = $query->offset ?: 0;
110			$limit = $query->limit;
111			$components['limit'] = "offset $offset rows fetch next $limit rows only";
112	6
113	6		return $this->concatenate($components);
114			}
115	6
116			$constraint = $this->compileRowConstraint($query);
117
118	3		$sql = $this->concatenate($components);
119
120			// We are now ready to build the final SQL query so we'll create a common table
121			// expression from the query and get the records with row numbers within our
122			// given limit and offset value that we just put on as a query constraint.
123			$temp = $this->compileTableExpression($sql, $constraint, $query);
124
125			return $temp;
126			}
127
128			/**
129	12		* Compile the limit / offset row constraint for a query.
130			*
131	12		* @param \Illuminate\Database\Query\Builder $query
132	6		* @return string
133			*/
134	9		protected function compileRowConstraint($query)
135			{
136			$start = $query->offset + 1;
137			$finish = $query->offset + $query->limit;
138
139			if ($query->limit == 1 && is_null($query->offset)) {
140			return '= 1';
141			}
142
143			if ($query->offset && is_null($query->limit)) {
144	3		return ">= {$start}";
145			}
146	3
147			return "between {$start} and {$finish}";
148			}
149
150			/**
151			* Compile a common table expression for a query.
152			*
153			* @param string $sql
154			* @param string $constraint
155	201		* @param Builder $query
156			* @return string
157	201		*/
158			protected function compileTableExpression($sql, $constraint, $query)
159			{
160			if ($query->limit == 1 && is_null($query->offset)) {
161	201		return "select * from ({$sql}) where rownum {$constraint}";
162			}
163
164			return "select t2.* from ( select rownum AS \"rn\", t1.* from ({$sql}) t1 ) t2 where t2.\"rn\" {$constraint}";
165	201		}
166	201
167	201		/**
168			* Compile a truncate table statement into SQL.
169			*
170			* @param \Illuminate\Database\Query\Builder $query
171	201		* @return array
172			*/
173			public function compileTruncate(Builder $query)
174			{
175			return ['truncate table ' . $this->wrapTable($query->from) => []];
176			}
177
178			/**
179	201		* Wrap a value in keyword identifiers.
180			*
181	201		* Override due to laravel's stringify integers.
182			*
183			* @param \Illuminate\Database\Query\Expression\|string $value
184			* @param bool $prefixAlias
185			* @return string
186			*/
187			public function wrap($value, $prefixAlias = false)
188			{
189			if (is_int($value) \|\| is_float($value)) {
190			return $value;
191			}
192
193			return parent::wrap($value, $prefixAlias);
194			}
195
196			/**
197			* Wrap a table in keyword identifiers.
198			*
199			* @param \Illuminate\Database\Query\Expression\|string $table
200	201		* @return string
201			*/
202	201		public function wrapTable($table)
203	123		{
204			if ($this->isExpression($table)) {
205			return $this->getValue($table);
			0 ignored issues – show Bug introduced 2016-04-05 02:41 UTC by Report Bug Copy Issue Report It seems like `$table` defined by parameter `$table` on line 202 can also be of type `string`; however, `Illuminate\Database\Grammar::getValue()` does only seem to accept `object<Illuminate\Database\Query\Expression>`, maybe add an additional type check? This check looks at variables that have been passed in as parameters and are passed out again to other methods. If the outgoing method call has stricter type requirements than the method itself, an issue is raised. An additional type check may prevent trouble. Loading history...
206	201		}
207
208	201		if (strpos(strtolower($table), ' as ') !== false) {
209			$table = str_replace(' as ', ' ', strtolower($table));
210			}
211
212			$tableName = $this->wrap($this->tablePrefix . $table, true);
213			$segments = explode(' ', $table);
214			if (count($segments) > 1) {
215			$tableName = $this->wrap($this->tablePrefix . $segments[0]) . ' ' . $segments[1];
216			}
217
218			return $this->getSchemaPrefix() . $tableName;
219	6		}
220
221	6		/**
222			* Return the schema prefix.
223			*
224			* @return string
225	6		*/
226			public function getSchemaPrefix()
227	6		{
228			return ! empty($this->schema_prefix) ? $this->wrapValue($this->schema_prefix) . '.' : '';
229			}
230
231			/**
232			* Set the schema prefix.
233			*
234	6		* @param string $prefix
235			*/
236			public function setSchemaPrefix($prefix)
237			{
238			$this->schema_prefix = $prefix;
239			}
240
241			/**
242			* Wrap a single string in keyword identifiers.
243			*
244	15		* @param string $value
245			* @return string
246			*/
247			protected function wrapValue($value)
248			{
249	15		if ($value === '*') {
250			return $value;
251	15		}
252	6
253	4		$value = Str::upper($value);
254
255	15		return '"' . str_replace('"', '""', $value) . '"';
256			}
257
258			/**
259			* Compile an insert and get ID statement into SQL.
260	15		*
261			* @param \Illuminate\Database\Query\Builder $query
262	15		* @param array $values
263			* @param string $sequence
264	15		* @return string
265	3		*/
266	3		public function compileInsertGetId(Builder $query, $values, $sequence = 'id')
267	3		{
268	3		if (empty($sequence)) {
269	2		$sequence = 'id';
270	3		}
271
272	3		$backtrace = debug_backtrace(DEBUG_BACKTRACE_PROVIDE_OBJECT, 4)[2]['object'];
273
274	12		if ($backtrace instanceof EloquentBuilder) {
275			$model = $backtrace->getModel();
276	12		if ($model->sequence && ! isset($values[$model->getKeyName()]) && $model->incrementing) {
			0 ignored issues – show Bug introduced 2018-09-05 01:48 UTC by Report Bug Copy Issue Report The method `getKeyName` does only exist in `Illuminate\Database\Eloquent\Model`, but not in `Illuminate\Database\Eloquent\Builder`. It seems like the method you are trying to call exists only in some of the possible types. Let’s take a look at an example: class A { public function foo() { } } class B extends A { public function bar() { } } /** * @param A\|B $x / function someFunction($x) { $x->foo(); // This call is fine as the method exists in A and B. $x->bar(); // This method only exists in B and might cause an error. } Available Fixes Add an additional type-check: /* * @param A\|B $x / function someFunction($x) { $x->foo(); if ($x instanceof B) { $x->bar(); } } Only allow a single type to be passed if the variable comes from a parameter: function someFunction(B $x) { /* ... */ } Loading history...
277			$values[$sequence] = null;
278			}
279			}
280
281			return $this->compileInsert($query, $values) . ' returning ' . $this->wrap($sequence) . ' into ?';
282			}
283
284			/**
285			* Compile an insert statement into SQL.
286			*
287			* @param \Illuminate\Database\Query\Builder $query
288	6		* @param array $values
289			* @return string
290	6		*/
291			public function compileInsert(Builder $query, array $values)
292			{
293			// Essentially we will force every insert to be treated as a batch insert which
294	6		// simply makes creating the SQL easier for us since we can utilize the same
295			// basic routine regardless of an amount of records given to us to insert.
296	6		$table = $this->wrapTable($query->from);
297	6
298	4		if (! is_array(reset($values))) {
299			$values = [$values];
300	6		}
301	6
302	4		$columns = $this->columnize(array_keys(reset($values)));
303
304	6		// We need to build a list of parameter place-holders of values that are bound
305	6		// to the query. Each insert should have the exact same amount of parameter
306	6		// bindings so we can just go off the first list of values in this array.
307			$parameters = $this->parameterize(reset($values));
308	6
309	6		$value = array_fill(0, count($values), "($parameters)");
310
311	6		if (count($value) > 1) {
312	6		$insertQueries = [];
313			foreach ($value as $parameter) {
314	6		$parameter = (str_replace(['(', ')'], '', $parameter));
315	6		$insertQueries[] = 'select ' . $parameter . ' from dual ';
316			}
317	6		$parameters = implode('union all ', $insertQueries);
318
319			return "insert into $table ($columns) $parameters";
320			}
321			$parameters = implode(', ', $value);
322
323			return "insert into $table ($columns) values $parameters";
324			}
325
326			/**
327			* Compile an insert with blob field statement into SQL.
328			*
329	6		* @param \Illuminate\Database\Query\Builder $query
330			* @param array $values
331	6		* @param array $binaries
332			* @param string $sequence
333			* @return string
334			*/
335			public function compileInsertLob(Builder $query, $values, $binaries, $sequence = 'id')
336	6		{
337			if (empty($sequence)) {
338	6		$sequence = 'id';
339	3		}
340	4
341			$table = $this->wrapTable($query->from);
342	6
343			if (! is_array(reset($values))) {
344			$values = [$values];
345	6		}
346	6
347	4		if (! is_array(reset($binaries))) {
348	6		$binaries = [$binaries];
349	6		}
350
351			$columns = $this->columnize(array_keys(reset($values)));
352	6		$binaryColumns = $this->columnize(array_keys(reset($binaries)));
353	6		$columns .= (empty($columns) ? '' : ', ') . $binaryColumns;
354	6
355	4		$parameters = $this->parameterize(reset($values));
356			$binaryParameters = $this->parameterize(reset($binaries));
357
358	6		$value = array_fill(0, count($values), "$parameters");
359	6		$binaryValue = array_fill(0, count($binaries), str_replace('?', 'EMPTY_BLOB()', $binaryParameters));
360	4
361			$value = array_merge($value, $binaryValue);
362			$parameters = implode(', ', array_filter($value));
363
364			return "insert into $table ($columns) values ($parameters) returning " . $binaryColumns . ', ' . $this->wrap($sequence) . ' into ' . $binaryParameters . ', ?';
365	6		}
366
367			/**
368	6		* Compile an update statement into SQL.
369			*
370			* @param \Illuminate\Database\Query\Builder $query
371			* @param array $values
372			* @param array $binaries
373			* @param string $sequence
374	6		* @return string
375			*/
376	6		public function compileUpdateLob(Builder $query, array $values, array $binaries, $sequence = 'id')
377			{
378			$table = $this->wrapTable($query->from);
379
380			// Each one of the columns in the update statements needs to be wrapped in the
381			// keyword identifiers, also a place-holder needs to be created for each of
382			// the values in the list of bindings so we can make the sets statements.
383			$columns = [];
384
385			foreach ($values as $key => $value) {
386	3		$columns[] = $this->wrap($key) . ' = ' . $this->parameter($value);
387			}
388	3
389			$columns = implode(', ', $columns);
390
391			// set blob variables
392	3		if (! is_array(reset($binaries))) {
393	3		$binaries = [$binaries];
394			}
395			$binaryColumns = $this->columnize(array_keys(reset($binaries)));
396			$binaryParameters = $this->parameterize(reset($binaries));
397
398			// create EMPTY_BLOB sql for each binary
399			$binarySql = [];
400			foreach ((array) $binaryColumns as $binary) {
401			$binarySql[] = "$binary = EMPTY_BLOB()";
402			}
403
404			// prepare binary SQLs
405			if (count($binarySql)) {
406	12		$binarySql = (empty($columns) ? '' : ', ') . implode(',', $binarySql);
407			}
408	12
409			// If the query has any "join" clauses, we will setup the joins on the builder
410			// and compile them so we can attach them to this update, as update queries
411			// can get join statements to attach to other tables when they're needed.
412			$joins = '';
413			if (isset($query->joins)) {
414			$joins = ' ' . $this->compileJoins($query, $query->joins);
415			}
416
417			// Of course, update queries may also be constrained by where clauses so we'll
418	3		// need to compile the where clauses and attach it to the query so only the
419			// intended records are updated by the SQL statements we generate to run.
420	3		$where = $this->compileWheres($query);
421
422			return "update {$table}{$joins} set $columns$binarySql $where returning " . $binaryColumns . ', ' . $this->wrap($sequence) . ' into ' . $binaryParameters . ', ?';
423			}
424
425			/**
426			* Compile the lock into SQL.
427			*
428			* @param \Illuminate\Database\Query\Builder $query
429			* @param bool\|string $value
430	3		* @return string
431			*/
432	3		protected function compileLock(Builder $query, $value)
433			{
434	3		if (is_string($value)) {
435			return $value;
436			}
437
438			if ($value) {
439			return 'for update';
440			}
441
442			return '';
443			}
444
445	9		/**
446			* Compile the "limit" portions of the query.
447	9		*
448			* @param \Illuminate\Database\Query\Builder $query
449	9		* @param int $limit
450			* @return string
451			*/
452			protected function compileLimit(Builder $query, $limit)
453			{
454			return '';
455			}
456
457			/**
458			* Compile the "offset" portions of the query.
459			*
460			* @param \Illuminate\Database\Query\Builder $query
461			* @param int $offset
462			* @return string
463			*/
464			protected function compileOffset(Builder $query, $offset)
465			{
466			return '';
467			}
468
469			/**
470			* Compile a "where date" clause.
471			*
472			* @param \Illuminate\Database\Query\Builder $query
473			* @param array $where
474			* @return string
475			*/
476			protected function whereDate(Builder $query, $where)
477			{
478			$value = $this->parameter($where['value']);
479
480			return "trunc({$this->wrap($where['column'])}) {$where['operator']} $value";
481			}
482
483			/**
484			* Compile a date based where clause.
485			*
486			* @param string $type
487			* @param \Illuminate\Database\Query\Builder $query
488			* @param array $where
489			* @return string
490			*/
491			protected function dateBasedWhere($type, Builder $query, $where)
492			{
493			$value = $this->parameter($where['value']);
494
495			return "extract ($type from {$this->wrap($where['column'])}) {$where['operator']} $value";
496			}
497
498			/**
499			* Compile a "where not in raw" clause.
500			*
501			* For safety, whereIntegerInRaw ensures this method is only used with integer values.
502			*
503			* @param \Illuminate\Database\Query\Builder $query
504			* @param array $where
505			* @return string
506			*/
507		View Code Duplication	protected function whereNotInRaw(Builder $query, $where)
508			{
509			if (! empty($where['values'])) {
510			if (is_array($where['values']) && count($where['values']) > 1000) {
511			return $this->resolveClause($where['column'], $where['values'], 'not in');
512			} else {
513			return $this->wrap($where['column']).' not in ('.implode(', ', $where['values']).')';
514			}
515			}
516
517			return '1 = 1';
518			}
519
520			/**
521			* Compile a "where in raw" clause.
522			*
523			* For safety, whereIntegerInRaw ensures this method is only used with integer values.
524			*
525			* @param \Illuminate\Database\Query\Builder $query
526			* @param array $where
527			* @return string
528			*/
529		View Code Duplication	protected function whereInRaw(Builder $query, $where)
530			{
531			if (! empty($where['values'])) {
532			if (is_array($where['values']) && count($where['values']) > 1000) {
533			return $this->resolveClause($where['column'], $where['values'], 'in');
534			} else {
535			return $this->wrap($where['column']).' in ('.implode(', ', $where['values']).')';
536			}
537			}
538
539			return '0 = 1';
540			}
541
542			private function resolveClause($column, $values, $type)
543			{
544			$chunks = array_chunk($values, 1000);
545			$whereClause = '';
546			$i=0;
547			$type = $this->wrap($column) . ' '.$type.' ';
548			foreach ($chunks as $ch) {
549			if ($i > 0) {
550			$type = ' or '. $this->wrap($column) . ' ' . $type . ' ';
551			}
552			$whereClause .= $type . '('.implode(', ', $ch).')';
553			$i++;
554			}
555
556			return '(' . $whereClause . ')';
557			}
558			}
559

yajra / laravel-oci8

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OracleGrammar::whereInRaw() A

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