Admin::createView() - Code Metrics - Inspection of "Function refactoring." - lagdo/jaxon-dbadmin - Measure and Improve Code Quality continuously with Scrutinizer

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by Thierry

created 2021-12-23 17:51 UTC

Admin::createView() A

↳ Parent: Admin

Complexity

Conditions	3
Paths	4

Size

Total Lines	9
Code Lines	5

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
cc	3
eloc	5
c	0
b	0
f	0
nc	4
nop	1
dl	0
loc	9
rs	10

<?php

namespace Lagdo\DbAdmin\Db;

use Lagdo\DbAdmin\Driver\DriverInterface;

use Exception;

use function trim;
use function implode;
use function is_numeric;
use function preg_match;
use function preg_replace;
use function strtoupper;
use function uniqid;

class Admin
{
    use Traits\AdminQueryTrait;
    use Traits\UserAdminTrait;

    /**
     * @var Util
     */
    public $util;

    /**
     * @var DriverInterface
     */
    public $driver;

    /**
     * @var Translator
     */
    protected $trans;

    /**
     * The constructor
     *
     * @param Util $util
     * @param DriverInterface $driver
     * @param Translator $trans
     */
    public function __construct(Util $util, DriverInterface $driver, Translator $trans)
    {
        $this->util = $util;
        $this->driver = $driver;
        $this->trans = $trans;
    }

    /**
     * Create SQL condition from parsed query string
     *
     * @param array $where Parsed query string
     * @param array $fields
     *
     * @return string
     */
    public function where(array $where, array $fields = []): string
    {
        $clauses = [];
        $wheres = $where["where"] ?? [];
        foreach ((array) $wheres as $key => $value) {
            $key = $this->util->bracketEscape($key, 1); // 1 - back
            $column = $this->util->escapeKey($key);
            $clauses[] = $column .
                // LIKE because of floats but slow with ints
                ($this->driver->jush() == "sql" && is_numeric($value) && preg_match('~\.~', $value) ? " LIKE " .
                $this->driver->quote($value) : ($this->driver->jush() == "mssql" ? " LIKE " .
                $this->driver->quote(preg_replace('~[_%[]~', '[\0]', $value)) : " = " . // LIKE because of text
                $this->driver->unconvertField($fields[$key], $this->driver->quote($value)))); //! enum and set
            if ($this->driver->jush() == "sql" &&
                preg_match('~char|text~', $fields[$key]->type) && preg_match("~[^ -@]~", $value)) {
                // not just [a-z] to catch non-ASCII characters
                $clauses[] = "$column = " . $this->driver->quote($value) . " COLLATE " . $this->driver->charset() . "_bin";
            }
        }
        $nulls = $where["null"] ?? [];
        foreach ((array) $nulls as $key) {
            $clauses[] = $this->util->escapeKey($key) . " IS NULL";
        }
        return implode(" AND ", $clauses);
    }

    /**
     * Remove current user definer from SQL command
     *
     * @param string $query
     *
     * @return string
     */
    public function removeDefiner(string $query): string
    {
        return preg_replace('~^([A-Z =]+) DEFINER=`' .
            preg_replace('~@(.*)~', '`@`(%|\1)', $this->driver->user()) .
            '`~', '\1', $query); //! proper escaping of user
    }

    /**
     * Find out foreign keys for each column
     *
     * @param string $table
     *
     * @return array
     */
    public function columnForeignKeys(string $table): array
    {
        $keys = [];
        foreach ($this->driver->foreignKeys($table) as $foreignKey) {
            foreach ($foreignKey->source as $val) {
                $keys[$val][] = $foreignKey;
            }
        }
        return $keys;
    }

    /**
     * Drop old object and redirect
     *
     * @param string $drop Drop old object query
     *
     * @return void
     * @throws Exception
     */
    public function drop(string $drop)
    {
        $this->executeQuery($drop);
    }

    /**
     * Create a view
     *
     * @param array $values The view values
     *
     * @return bool
     * @throws Exception
     */
    public function createView(array $values)
    {
        // From view.inc.php
        $name = trim($values['name']);
        $type = $values['materialized'] ? ' MATERIALIZED VIEW ' : ' VIEW ';

        $sql = ($this->driver->jush() === 'mssql' ? 'ALTER' : 'CREATE OR REPLACE') .
            $type . $this->driver->table($name) . " AS\n" . $values['select'];
        return $this->executeQuery($sql);
    }

    /**
     * Update a view
     *
     * @param string $view The view name
     * @param array $values The view values
     *
     * @return string
     * @throws Exception
     */
    public function updateView(string $view, array $values): string
    {
        // From view.inc.php
        $origType = 'VIEW';
        if ($this->driver->jush() === 'pgsql') {
            $status = $this->driver->tableStatus($view);
            $origType = strtoupper($status->engine);
        }

        $name = trim($values['name']);
        $type = $values['materialized'] ? 'MATERIALIZED VIEW' : 'VIEW';
        $tempName = $name . '_adminer_' . uniqid();

        return $this->dropAndCreate("DROP $origType " . $this->driver->table($view),
            "CREATE $type " . $this->driver->table($name) . " AS\n" . $values['select'],
            "DROP $type " . $this->driver->table($name),
            "CREATE $type " . $this->driver->table($tempName) . " AS\n" . $values['select'],
            "DROP $type " . $this->driver->table($tempName), $view, $name);
    }

    /**
     * Drop a view
     *
     * @param string $view The view name
     *
     * @return bool
     * @throws Exception
     */
    public function dropView(string $view): bool
    {
        // From view.inc.php
        $origType = 'VIEW';
        if ($this->driver->jush() == 'pgsql') {
            $status = $this->driver->tableStatus($view);
            $origType = strtoupper($status->engine);
        }

        $sql = "DROP $origType " . $this->driver->table($view);
        return $this->executeQuery($sql);
    }
}


1			<?php
2
3			namespace Lagdo\DbAdmin\Db;
4
5			use Lagdo\DbAdmin\Driver\DriverInterface;
6
7			use Exception;
8
9			use function trim;
10			use function implode;
11			use function is_numeric;
12			use function preg_match;
13			use function preg_replace;
14			use function strtoupper;
15			use function uniqid;
16
17			class Admin
18			{
19			use Traits\AdminQueryTrait;
20			use Traits\UserAdminTrait;
21
22			/**
23			* @var Util
24			*/
25			public $util;
26
27			/**
28			* @var DriverInterface
29			*/
30			public $driver;
31
32			/**
33			* @var Translator
34			*/
35			protected $trans;
36
37			/**
38			* The constructor
39			*
40			* @param Util $util
41			* @param DriverInterface $driver
42			* @param Translator $trans
43			*/
44			public function __construct(Util $util, DriverInterface $driver, Translator $trans)
45			{
46			$this->util = $util;
47			$this->driver = $driver;
48			$this->trans = $trans;
49			}
50
51			/**
52			* Create SQL condition from parsed query string
53			*
54			* @param array $where Parsed query string
55			* @param array $fields
56			*
57			* @return string
58			*/
59			public function where(array $where, array $fields = []): string
60			{
61			$clauses = [];
62			$wheres = $where["where"] ?? [];
63			foreach ((array) $wheres as $key => $value) {
64			$key = $this->util->bracketEscape($key, 1); // 1 - back
65			$column = $this->util->escapeKey($key);
66			$clauses[] = $column .
67			// LIKE because of floats but slow with ints
68			($this->driver->jush() == "sql" && is_numeric($value) && preg_match('~\.~', $value) ? " LIKE " .
69			$this->driver->quote($value) : ($this->driver->jush() == "mssql" ? " LIKE " .
70			$this->driver->quote(preg_replace('~[_%[]~', '[\0]', $value)) : " = " . // LIKE because of text
71			$this->driver->unconvertField($fields[$key], $this->driver->quote($value)))); //! enum and set
72			if ($this->driver->jush() == "sql" &&
73			preg_match('~char\|text~', $fields[$key]->type) && preg_match("~[^ -@]~", $value)) {
74			// not just [a-z] to catch non-ASCII characters
75			$clauses[] = "$column = " . $this->driver->quote($value) . " COLLATE " . $this->driver->charset() . "_bin";
76			}
77			}
78			$nulls = $where["null"] ?? [];
79			foreach ((array) $nulls as $key) {
80			$clauses[] = $this->util->escapeKey($key) . " IS NULL";
81			}
82			return implode(" AND ", $clauses);
83			}
84
85			/**
86			* Remove current user definer from SQL command
87			*
88			* @param string $query
89			*
90			* @return string
91			*/
92			public function removeDefiner(string $query): string
93			{
94			return preg_replace('~^([A-Z =]+) DEFINER=`' .
95			preg_replace('~@(.*)~', '`@`(%\|\1)', $this->driver->user()) .
96			'`~', '\1', $query); //! proper escaping of user
97			}
98
99			/**
100			* Find out foreign keys for each column
101			*
102			* @param string $table
103			*
104			* @return array
105			*/
106			public function columnForeignKeys(string $table): array
107			{
108			$keys = [];
109			foreach ($this->driver->foreignKeys($table) as $foreignKey) {
110			foreach ($foreignKey->source as $val) {
111			$keys[$val][] = $foreignKey;
112			}
113			}
114			return $keys;
115			}
116
117			/**
118			* Drop old object and redirect
119			*
120			* @param string $drop Drop old object query
121			*
122			* @return void
123			* @throws Exception
124			*/
125			public function drop(string $drop)
126			{
127			$this->executeQuery($drop);
128			}
129
130			/**
131			* Create a view
132			*
133			* @param array $values The view values
134			*
135			* @return bool
136			* @throws Exception
137			*/
138			public function createView(array $values)
139			{
140			// From view.inc.php
141			$name = trim($values['name']);
142			$type = $values['materialized'] ? ' MATERIALIZED VIEW ' : ' VIEW ';
143
144			$sql = ($this->driver->jush() === 'mssql' ? 'ALTER' : 'CREATE OR REPLACE') .
145			$type . $this->driver->table($name) . " AS\n" . $values['select'];
146			return $this->executeQuery($sql);
147			}
148
149			/**
150			* Update a view
151			*
152			* @param string $view The view name
153			* @param array $values The view values
154			*
155			* @return string
156			* @throws Exception
157			*/
158			public function updateView(string $view, array $values): string
159			{
160			// From view.inc.php
161			$origType = 'VIEW';
162			if ($this->driver->jush() === 'pgsql') {
163			$status = $this->driver->tableStatus($view);
164			$origType = strtoupper($status->engine);
165			}
166
167			$name = trim($values['name']);
168			$type = $values['materialized'] ? 'MATERIALIZED VIEW' : 'VIEW';
169			$tempName = $name . '_adminer_' . uniqid();
170
171			return $this->dropAndCreate("DROP $origType " . $this->driver->table($view),
172			"CREATE $type " . $this->driver->table($name) . " AS\n" . $values['select'],
173			"DROP $type " . $this->driver->table($name),
174			"CREATE $type " . $this->driver->table($tempName) . " AS\n" . $values['select'],
175			"DROP $type " . $this->driver->table($tempName), $view, $name);
176			}
177
178			/**
179			* Drop a view
180			*
181			* @param string $view The view name
182			*
183			* @return bool
184			* @throws Exception
185			*/
186			public function dropView(string $view): bool
187			{
188			// From view.inc.php
189			$origType = 'VIEW';
190			if ($this->driver->jush() == 'pgsql') {
191			$status = $this->driver->tableStatus($view);
192			$origType = strtoupper($status->engine);
193			}
194
195			$sql = "DROP $origType " . $this->driver->table($view);
196			return $this->executeQuery($sql);
197			}
198			}
199

lagdo / jaxon-dbadmin

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Admin::createView() A

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