SequenceTrait::alterSequence() - Code Metrics - Inspection of "Tag v 6.0.0-beta.44" - HuasoFoundries/phpPgAdmin6 - Measure and Improve Code Quality continuously with Scrutinizer

Test Failed

Push — master ( 34dd7c...325a03 )

by Felipe

created 2018-04-24 09:04 UTC

SequenceTrait::alterSequence() B

↳ Parent: SequenceTrait

Complexity

Conditions	4
Paths	4

Size

Total Lines	51
Code Lines	25

Duplication

Lines	0
Ratio	0 %

Importance

Changes

Metric	Value
dl	0
loc	51
rs	8.8981
c	0
b	0
f	0
cc	4
eloc	25
nc	4
nop	12

How to fix Long Method Many Parameters

<?php

/**
 * PHPPgAdmin v6.0.0-beta.43
 */

namespace PHPPgAdmin\Traits;

/**
 * Common trait for sequence manipulation.
 */
trait SequenceTrait
{
    /**
     * Returns all sequences in the current database.
     *
     * @param bool $all true to get all sequences of all schemas
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getSequences($all = false)
    {
        if ($all) {
            // Exclude pg_catalog and information_schema tables
            $sql = "SELECT n.nspname, c.relname AS seqname, u.usename AS seqowner
				FROM pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
				WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
				AND c.relkind = 'S'
				AND n.nspname NOT IN ('pg_catalog', 'information_schema', 'pg_toast')
				ORDER BY nspname, seqname";
        } else {
            $c_schema = $this->_schema;
            $this->clean($c_schema);
            $sql = "SELECT c.relname AS seqname, u.usename AS seqowner, pg_catalog.obj_description(c.oid, 'pg_class') AS seqcomment,
				(SELECT spcname FROM pg_catalog.pg_tablespace pt WHERE pt.oid=c.reltablespace) AS tablespace
				FROM pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
				WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
				AND c.relkind = 'S' AND n.nspname='{$c_schema}' ORDER BY seqname";
        }

        return $this->selectSet($sql);
    }

    /**
     * Execute nextval on a given sequence.
     *
     * @param string $sequence Sequence name
     *
     * @return int 0 if operation was successful
     */
    public function nextvalSequence($sequence)
    {
        /* This double-cleaning is deliberate */
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->clean($f_schema);
        $this->fieldClean($sequence);
        $this->clean($sequence);

        $sql = "SELECT pg_catalog.NEXTVAL('\"{$f_schema}\".\"{$sequence}\"')";

        return $this->execute($sql);
    }

    /**
     * Execute setval on a given sequence.
     *
     * @param string $sequence  Sequence name
     * @param number $nextvalue The next value
     *
     * @return int 0 if operation was successful
     */
    public function setvalSequence($sequence, $nextvalue)
    {
        /* This double-cleaning is deliberate */
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->clean($f_schema);
        $this->fieldClean($sequence);
        $this->clean($sequence);
        $this->clean($nextvalue);

        $sql = "SELECT pg_catalog.SETVAL('\"{$f_schema}\".\"{$sequence}\"', '{$nextvalue}')";

        return $this->execute($sql);
    }

    /**
     * Restart a given sequence to its start value.
     *
     * @param string $sequence Sequence name
     *
     * @return int 0 if operation was successful
     */
    public function restartSequence($sequence)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($sequence);

        $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$sequence}\" RESTART;";

        return $this->execute($sql);
    }

    /**
     * Resets a given sequence to min value of sequence.
     *
     * @param string $sequence Sequence name
     *
     * @return int 0 if operation was successful
     */
    public function resetSequence($sequence)
    {
        // Get the minimum value of the sequence
        $seq = $this->getSequence($sequence);
        if ($seq->recordCount() != 1) {

            return -1;
        }

        $minvalue = $seq->fields['min_value'];

        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        /* This double-cleaning is deliberate */
        $this->fieldClean($sequence);
        $this->clean($sequence);

        $sql = "SELECT pg_catalog.SETVAL('\"{$f_schema}\".\"{$sequence}\"', {$minvalue})";

        return $this->execute($sql);
    }

    /**
     * Returns properties of a single sequence.
     *
     * @param string $sequence Sequence name
     *
     * @return \PHPPgAdmin\ADORecordSet A recordset
     */
    public function getSequence($sequence)
    {
        $c_schema = $this->_schema;
        $this->clean($c_schema);
        $c_sequence = $sequence;
        $this->fieldClean($sequence);
        $this->clean($c_sequence);

        $sql = "
			SELECT c.relname AS seqname, s.*,
				pg_catalog.obj_description(s.tableoid, 'pg_class') AS seqcomment,
				u.usename AS seqowner, n.nspname
			FROM \"{$sequence}\" AS s, pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
			WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
				AND c.relname = '{$c_sequence}' AND c.relkind = 'S' AND n.nspname='{$c_schema}'
				AND n.oid = c.relnamespace";

        return $this->selectSet($sql);
    }

    /**
     * Creates a new sequence.
     *
     * @param string $sequence    Sequence name
     * @param number $increment   The increment
     * @param number $minvalue    The min value
     * @param number $maxvalue    The max value
     * @param number $startvalue  The starting value
     * @param number $cachevalue  The cache value
     * @param bool   $cycledvalue True if cycled, false otherwise
     *
     * @return int 0 if operation was successful
     */
    public function createSequence(
        $sequence,
        $increment,
        $minvalue,
        $maxvalue,
        $startvalue,
        $cachevalue,
        $cycledvalue
    ) {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($sequence);
        $this->clean($increment);
        $this->clean($minvalue);
        $this->clean($maxvalue);
        $this->clean($startvalue);
        $this->clean($cachevalue);

        $sql = "CREATE SEQUENCE \"{$f_schema}\".\"{$sequence}\"";
        if ($increment != '') {
            $sql .= " INCREMENT {$increment}";
        }

        if ($minvalue != '') {
            $sql .= " MINVALUE {$minvalue}";
        }

        if ($maxvalue != '') {
            $sql .= " MAXVALUE {$maxvalue}";
        }

        if ($startvalue != '') {
            $sql .= " START {$startvalue}";
        }

        if ($cachevalue != '') {
            $sql .= " CACHE {$cachevalue}";
        }

        if ($cycledvalue) {
            $sql .= ' CYCLE';
        }

        return $this->execute($sql);
    }

    /**
     * Alters a sequence.
     *
     * @param string    $sequence     The name of the sequence
     * @param string    $name         The new name for the sequence
     * @param string    $comment      The comment on the sequence
     * @param string    $owner        The new owner for the sequence
     * @param string    $schema       The new schema for the sequence
     * @param string    $increment    The increment
     * @param number    $minvalue     The min value
     * @param number    $maxvalue     The max value
     * @param number    $restartvalue The starting value
     * @param number    $cachevalue   The cache value
     * @param null|bool $cycledvalue  True if cycled, false otherwise
     * @param number    $startvalue   The sequence start value when issueing a restart
     *
     * @return bool|int 0 success
     */
    public function alterSequence(
        $sequence,
        $name,
        $comment,
        $owner = null,
        $schema = null,
        $increment = null,
        $minvalue = null,
        $maxvalue = null,
        $restartvalue = null,
        $cachevalue = null,
        $cycledvalue = null,
        $startvalue = null
    ) {
        $this->fieldClean($sequence);

        $data = $this->getSequence($sequence);

        if ($data->recordCount() != 1) {

            return -2;
        }

        $status = $this->beginTransaction();
        if ($status != 0) {
            $this->rollbackTransaction();

            return -1;
        }

        $status = $this->_alterSequence(
            $data,
            $name,
            $comment,
            $owner,
            $schema,
            $increment,
            $minvalue,
            $maxvalue,
            $restartvalue,
            $cachevalue,
            $cycledvalue,
            $startvalue
        );

        if ($status != 0) {
            $this->rollbackTransaction();

            return $status;
        }

        return $this->endTransaction();
    }

    /**
     * Protected method which alter a sequence
     * SHOULDN'T BE CALLED OUTSIDE OF A TRANSACTION.
     *
     * @param \PHPPgAdmin\ADORecordSet $seqrs        The sequence recordSet returned by getSequence()
     * @param string                   $name         The new name for the sequence
     * @param string                   $comment      The comment on the sequence
     * @param string                   $owner        The new owner for the sequence
     * @param string                   $schema       The new schema for the sequence
     * @param string                   $increment    The increment
     * @param string                   $minvalue     The min value
     * @param string                   $maxvalue     The max value
     * @param string                   $restartvalue The starting value
     * @param string                   $cachevalue   The cache value
     * @param null|bool                $cycledvalue  True if cycled, false otherwise
     * @param string                   $startvalue   The sequence start value when issueing a restart
     *
     * @return int 0 success
     */
    protected function _alterSequence(

        $seqrs,
        $name,
        $comment,
        $owner,
        $schema,
        $increment,
        $minvalue,
        $maxvalue,
        $restartvalue,
        $cachevalue,
        $cycledvalue,
        $startvalue
    ) {
        $this->fieldArrayClean($seqrs->fields);

        // Comment
        $status = $this->setComment('SEQUENCE', $seqrs->fields['seqname'], '', $comment);
        if ($status != 0) {
            return -4;
        }

        // Owner
        $this->fieldClean($owner);
        $status = $this->alterSequenceOwner($seqrs, $owner);
        if ($status != 0) {
            return -5;
        }

        // Props
        $this->clean($increment);
        $this->clean($minvalue);
        $this->clean($maxvalue);
        $this->clean($restartvalue);
        $this->clean($cachevalue);
        $this->clean($cycledvalue);
        $this->clean($startvalue);
        $status = $this->alterSequenceProps(
            $seqrs,
            $increment,
            $minvalue,
            $maxvalue,
            $restartvalue,
            $cachevalue,
            $cycledvalue,
            $startvalue
        );
        if ($status != 0) {
            return -6;
        }

        // Rename
        $this->fieldClean($name);
        $status = $this->alterSequenceName($seqrs, $name);
        if ($status != 0) {
            return -3;
        }

        // Schema
        $this->clean($schema);
        $status = $this->alterSequenceSchema($seqrs, $schema);
        if ($status != 0) {
            return -7;
        }

        return 0;
    }

    // Index functions

    /**
     * Alter a sequence's owner.
     *
     * @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
     * @param string                   $owner the new owner of the sequence
     *
     * @return int 0 if operation was successful
     *
     * @internal string $name new owner for the sequence
     */
    public function alterSequenceOwner($seqrs, $owner)
    {
        // If owner has been changed, then do the alteration.  We are
        // careful to avoid this generally as changing owner is a
        // superuser only function.
        /* vars are cleaned in _alterSequence */
        if (!empty($owner) && ($seqrs->fields['seqowner'] != $owner)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" OWNER TO \"{$owner}\"";

            return $this->execute($sql);
        }

        return 0;
    }

    /**
     * Alter a sequence's properties.
     *
     * @param \PHPPgAdmin\ADORecordSet $seqrs        The sequence RecordSet returned by getSequence()
     * @param number                   $increment    The sequence incremental value
     * @param number                   $minvalue     The sequence minimum value
     * @param number                   $maxvalue     The sequence maximum value
     * @param number                   $restartvalue The sequence current value
     * @param number                   $cachevalue   The sequence cache value
     * @param null|bool                $cycledvalue  Sequence can cycle ?
     * @param number                   $startvalue   The sequence start value when issueing a restart
     *
     * @return int 0 if operation was successful
     */
    public function alterSequenceProps(
        $seqrs,
        $increment,
        $minvalue,
        $maxvalue,
        $restartvalue,
        $cachevalue,
        $cycledvalue,
        $startvalue
    ) {
        $sql = '';
        /* vars are cleaned in _alterSequence */
        if (!empty($increment) && ($increment != $seqrs->fields['increment_by'])) {
            $sql .= " INCREMENT {$increment}";
        }

        if (!empty($minvalue) && ($minvalue != $seqrs->fields['min_value'])) {
            $sql .= " MINVALUE {$minvalue}";
        }

        if (!empty($maxvalue) && ($maxvalue != $seqrs->fields['max_value'])) {
            $sql .= " MAXVALUE {$maxvalue}";
        }

        if (!empty($restartvalue) && ($restartvalue != $seqrs->fields['last_value'])) {
            $sql .= " RESTART {$restartvalue}";
        }

        if (!empty($cachevalue) && ($cachevalue != $seqrs->fields['cache_value'])) {
            $sql .= " CACHE {$cachevalue}";
        }

        if (!empty($startvalue) && ($startvalue != $seqrs->fields['start_value'])) {
            $sql .= " START {$startvalue}";
        }

        // toggle cycle yes/no
        if (!is_null($cycledvalue)) {
            $sql .= (!$cycledvalue ? ' NO ' : '') . ' CYCLE';
        }

        if ($sql != '') {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" {$sql}";

            return $this->execute($sql);
        }

        return 0;
    }

    /**
     * Rename a sequence.
     *
     * @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
     * @param string                   $name  The new name for the sequence
     *
     * @return int 0 if operation was successful
     */
    public function alterSequenceName($seqrs, $name)
    {
        /* vars are cleaned in _alterSequence */
        if (!empty($name) && ($seqrs->fields['seqname'] != $name)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql    = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" RENAME TO \"{$name}\"";
            $status = $this->execute($sql);
            if ($status == 0) {
                $seqrs->fields['seqname'] = $name;
            } else {
                return $status;
            }
        }

        return 0;
    }

    /**
     * Alter a sequence's schema.
     *
     * @param \PHPPgAdmin\ADORecordSet $seqrs  The sequence RecordSet returned by getSequence()
     * @param string                   $schema
     *
     * @return int 0 if operation was successful
     *
     * @internal param The $name new schema for the sequence
     */
    public function alterSequenceSchema($seqrs, $schema)
    {
        /* vars are cleaned in _alterSequence */
        if (!empty($schema) && ($seqrs->fields['nspname'] != $schema)) {
            $f_schema = $this->_schema;
            $this->fieldClean($f_schema);
            $sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" SET SCHEMA {$schema}";

            return $this->execute($sql);
        }

        return 0;
    }

    /**
     * Drops a given sequence.
     *
     * @param $sequence Sequence name
     * @param $cascade  True to cascade drop, false to restrict
     *
     * @return int 0 if operation was successful
     */
    public function dropSequence($sequence, $cascade)
    {
        $f_schema = $this->_schema;
        $this->fieldClean($f_schema);
        $this->fieldClean($sequence);

        $sql = "DROP SEQUENCE \"{$f_schema}\".\"{$sequence}\"";
        if ($cascade) {
            $sql .= ' CASCADE';
        }

        return $this->execute($sql);
    }

    abstract public function fieldClean(&$str);

    abstract public function beginTransaction();

    abstract public function rollbackTransaction();

    abstract public function endTransaction();

    abstract public function execute($sql);

    abstract public function setComment($obj_type, $obj_name, $table, $comment, $basetype = null);

    abstract public function selectSet($sql);

    abstract public function clean(&$str);

    abstract public function fieldArrayClean(&$arr);
}


1			<?php
2
3			/**
4			* PHPPgAdmin v6.0.0-beta.43
5			*/
6
7			namespace PHPPgAdmin\Traits;
8
9			/**
10			* Common trait for sequence manipulation.
11			*/
12			trait SequenceTrait
13			{
14			/**
15			* Returns all sequences in the current database.
16			*
17			* @param bool $all true to get all sequences of all schemas
18			*
19			* @return \PHPPgAdmin\ADORecordSet A recordset
20			*/
21			public function getSequences($all = false)
22			{
23			if ($all) {
24			// Exclude pg_catalog and information_schema tables
25			$sql = "SELECT n.nspname, c.relname AS seqname, u.usename AS seqowner
26			FROM pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
27			WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
28			AND c.relkind = 'S'
29			AND n.nspname NOT IN ('pg_catalog', 'information_schema', 'pg_toast')
30			ORDER BY nspname, seqname";
31			} else {
32			$c_schema = $this->_schema;
33			$this->clean($c_schema);
34			$sql = "SELECT c.relname AS seqname, u.usename AS seqowner, pg_catalog.obj_description(c.oid, 'pg_class') AS seqcomment,
35			(SELECT spcname FROM pg_catalog.pg_tablespace pt WHERE pt.oid=c.reltablespace) AS tablespace
36			FROM pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
37			WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
38			AND c.relkind = 'S' AND n.nspname='{$c_schema}' ORDER BY seqname";
39			}
40
41			return $this->selectSet($sql);
42			}
43
44			/**
45			* Execute nextval on a given sequence.
46			*
47			* @param string $sequence Sequence name
48			*
49			* @return int 0 if operation was successful
50			*/
51			public function nextvalSequence($sequence)
52			{
53			/* This double-cleaning is deliberate */
54			$f_schema = $this->_schema;
55			$this->fieldClean($f_schema);
56			$this->clean($f_schema);
57			$this->fieldClean($sequence);
58			$this->clean($sequence);
59
60			$sql = "SELECT pg_catalog.NEXTVAL('\"{$f_schema}\".\"{$sequence}\"')";
61
62			return $this->execute($sql);
63			}
64
65			/**
66			* Execute setval on a given sequence.
67			*
68			* @param string $sequence Sequence name
69			* @param number $nextvalue The next value
70			*
71			* @return int 0 if operation was successful
72			*/
73			public function setvalSequence($sequence, $nextvalue)
74			{
75			/* This double-cleaning is deliberate */
76			$f_schema = $this->_schema;
77			$this->fieldClean($f_schema);
78			$this->clean($f_schema);
79			$this->fieldClean($sequence);
80			$this->clean($sequence);
81			$this->clean($nextvalue);
82
83			$sql = "SELECT pg_catalog.SETVAL('\"{$f_schema}\".\"{$sequence}\"', '{$nextvalue}')";
84
85			return $this->execute($sql);
86			}
87
88			/**
89			* Restart a given sequence to its start value.
90			*
91			* @param string $sequence Sequence name
92			*
93			* @return int 0 if operation was successful
94			*/
95			public function restartSequence($sequence)
96			{
97			$f_schema = $this->_schema;
98			$this->fieldClean($f_schema);
99			$this->fieldClean($sequence);
100
101			$sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$sequence}\" RESTART;";
102
103			return $this->execute($sql);
104			}
105
106			/**
107			* Resets a given sequence to min value of sequence.
108			*
109			* @param string $sequence Sequence name
110			*
111			* @return int 0 if operation was successful
112			*/
113			public function resetSequence($sequence)
114			{
115			// Get the minimum value of the sequence
116			$seq = $this->getSequence($sequence);
117			if ($seq->recordCount() != 1) {
			0 ignored issues – show introduced 2018-03-15 00:37 UTC by Report Bug Copy Issue Report The condition `$seq->recordCount() != 1` is always `true`. Loading history...
118			return -1;
119			}
120
121			$minvalue = $seq->fields['min_value'];
122
123			$f_schema = $this->_schema;
124			$this->fieldClean($f_schema);
125			/* This double-cleaning is deliberate */
126			$this->fieldClean($sequence);
127			$this->clean($sequence);
128
129			$sql = "SELECT pg_catalog.SETVAL('\"{$f_schema}\".\"{$sequence}\"', {$minvalue})";
130
131			return $this->execute($sql);
132			}
133
134			/**
135			* Returns properties of a single sequence.
136			*
137			* @param string $sequence Sequence name
138			*
139			* @return \PHPPgAdmin\ADORecordSet A recordset
140			*/
141			public function getSequence($sequence)
142			{
143			$c_schema = $this->_schema;
144			$this->clean($c_schema);
145			$c_sequence = $sequence;
146			$this->fieldClean($sequence);
147			$this->clean($c_sequence);
148
149			$sql = "
150			SELECT c.relname AS seqname, s.*,
151			pg_catalog.obj_description(s.tableoid, 'pg_class') AS seqcomment,
152			u.usename AS seqowner, n.nspname
153			FROM \"{$sequence}\" AS s, pg_catalog.pg_class c, pg_catalog.pg_user u, pg_catalog.pg_namespace n
154			WHERE c.relowner=u.usesysid AND c.relnamespace=n.oid
155			AND c.relname = '{$c_sequence}' AND c.relkind = 'S' AND n.nspname='{$c_schema}'
156			AND n.oid = c.relnamespace";
157
158			return $this->selectSet($sql);
159			}
160
161			/**
162			* Creates a new sequence.
163			*
164			* @param string $sequence Sequence name
165			* @param number $increment The increment
166			* @param number $minvalue The min value
167			* @param number $maxvalue The max value
168			* @param number $startvalue The starting value
169			* @param number $cachevalue The cache value
170			* @param bool $cycledvalue True if cycled, false otherwise
171			*
172			* @return int 0 if operation was successful
173			*/
174			public function createSequence(
175			$sequence,
176			$increment,
177			$minvalue,
178			$maxvalue,
179			$startvalue,
180			$cachevalue,
181			$cycledvalue
182			) {
183			$f_schema = $this->_schema;
184			$this->fieldClean($f_schema);
185			$this->fieldClean($sequence);
186			$this->clean($increment);
187			$this->clean($minvalue);
188			$this->clean($maxvalue);
189			$this->clean($startvalue);
190			$this->clean($cachevalue);
191
192			$sql = "CREATE SEQUENCE \"{$f_schema}\".\"{$sequence}\"";
193			if ($increment != '') {
194			$sql .= " INCREMENT {$increment}";
195			}
196
197			if ($minvalue != '') {
198			$sql .= " MINVALUE {$minvalue}";
199			}
200
201			if ($maxvalue != '') {
202			$sql .= " MAXVALUE {$maxvalue}";
203			}
204
205			if ($startvalue != '') {
206			$sql .= " START {$startvalue}";
207			}
208
209			if ($cachevalue != '') {
210			$sql .= " CACHE {$cachevalue}";
211			}
212
213			if ($cycledvalue) {
214			$sql .= ' CYCLE';
215			}
216
217			return $this->execute($sql);
218			}
219
220			/**
221			* Alters a sequence.
222			*
223			* @param string $sequence The name of the sequence
224			* @param string $name The new name for the sequence
225			* @param string $comment The comment on the sequence
226			* @param string $owner The new owner for the sequence
227			* @param string $schema The new schema for the sequence
228			* @param string $increment The increment
229			* @param number $minvalue The min value
230			* @param number $maxvalue The max value
231			* @param number $restartvalue The starting value
232			* @param number $cachevalue The cache value
233			* @param null\|bool $cycledvalue True if cycled, false otherwise
234			* @param number $startvalue The sequence start value when issueing a restart
235			*
236			* @return bool\|int 0 success
237			*/
238			public function alterSequence(
239			$sequence,
240			$name,
241			$comment,
242			$owner = null,
243			$schema = null,
244			$increment = null,
245			$minvalue = null,
246			$maxvalue = null,
247			$restartvalue = null,
248			$cachevalue = null,
249			$cycledvalue = null,
250			$startvalue = null
251			) {
252			$this->fieldClean($sequence);
253
254			$data = $this->getSequence($sequence);
255
256			if ($data->recordCount() != 1) {
			0 ignored issues – show introduced 2018-03-15 00:37 UTC by Report Bug Copy Issue Report The condition `$data->recordCount() != 1` is always `true`. Loading history...
257			return -2;
258			}
259
260			$status = $this->beginTransaction();
261			if ($status != 0) {
262			$this->rollbackTransaction();
263
264			return -1;
265			}
266
267			$status = $this->_alterSequence(
268			$data,
269			$name,
270			$comment,
271			$owner,
272			$schema,
273			$increment,
274			$minvalue,
275			$maxvalue,
276			$restartvalue,
277			$cachevalue,
278			$cycledvalue,
279			$startvalue
280			);
281
282			if ($status != 0) {
283			$this->rollbackTransaction();
284
285			return $status;
286			}
287
288			return $this->endTransaction();
289			}
290
291			/**
292			* Protected method which alter a sequence
293			* SHOULDN'T BE CALLED OUTSIDE OF A TRANSACTION.
294			*
295			* @param \PHPPgAdmin\ADORecordSet $seqrs The sequence recordSet returned by getSequence()
296			* @param string $name The new name for the sequence
297			* @param string $comment The comment on the sequence
298			* @param string $owner The new owner for the sequence
299			* @param string $schema The new schema for the sequence
300			* @param string $increment The increment
301			* @param string $minvalue The min value
302			* @param string $maxvalue The max value
303			* @param string $restartvalue The starting value
304			* @param string $cachevalue The cache value
305			* @param null\|bool $cycledvalue True if cycled, false otherwise
306			* @param string $startvalue The sequence start value when issueing a restart
307			*
308			* @return int 0 success
309			*/
310			protected function _alterSequence(
			1 ignored issue – show Coding Style introduced 2018-04-20 13:16 UTC by Report Bug Copy Issue Report Protected method name "SequenceTrait::_alterSequence" must not be prefixed with an underscore Loading history...
311			$seqrs,
312			$name,
313			$comment,
314			$owner,
315			$schema,
316			$increment,
317			$minvalue,
318			$maxvalue,
319			$restartvalue,
320			$cachevalue,
321			$cycledvalue,
322			$startvalue
323			) {
324			$this->fieldArrayClean($seqrs->fields);
325
326			// Comment
327			$status = $this->setComment('SEQUENCE', $seqrs->fields['seqname'], '', $comment);
328			if ($status != 0) {
329			return -4;
330			}
331
332			// Owner
333			$this->fieldClean($owner);
334			$status = $this->alterSequenceOwner($seqrs, $owner);
335			if ($status != 0) {
336			return -5;
337			}
338
339			// Props
340			$this->clean($increment);
341			$this->clean($minvalue);
342			$this->clean($maxvalue);
343			$this->clean($restartvalue);
344			$this->clean($cachevalue);
345			$this->clean($cycledvalue);
346			$this->clean($startvalue);
347			$status = $this->alterSequenceProps(
348			$seqrs,
349			$increment,
350			$minvalue,
351			$maxvalue,
352			$restartvalue,
353			$cachevalue,
354			$cycledvalue,
355			$startvalue
356			);
357			if ($status != 0) {
358			return -6;
359			}
360
361			// Rename
362			$this->fieldClean($name);
363			$status = $this->alterSequenceName($seqrs, $name);
364			if ($status != 0) {
365			return -3;
366			}
367
368			// Schema
369			$this->clean($schema);
370			$status = $this->alterSequenceSchema($seqrs, $schema);
371			if ($status != 0) {
372			return -7;
373			}
374
375			return 0;
376			}
377
378			// Index functions
379
380			/**
381			* Alter a sequence's owner.
382			*
383			* @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
384			* @param string $owner the new owner of the sequence
385			*
386			* @return int 0 if operation was successful
387			*
388			* @internal string $name new owner for the sequence
389			*/
390			public function alterSequenceOwner($seqrs, $owner)
391			{
392			// If owner has been changed, then do the alteration. We are
393			// careful to avoid this generally as changing owner is a
394			// superuser only function.
395			/* vars are cleaned in _alterSequence */
396			if (!empty($owner) && ($seqrs->fields['seqowner'] != $owner)) {
397			$f_schema = $this->_schema;
398			$this->fieldClean($f_schema);
399			$sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" OWNER TO \"{$owner}\"";
400
401			return $this->execute($sql);
402			}
403
404			return 0;
405			}
406
407			/**
408			* Alter a sequence's properties.
409			*
410			* @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
411			* @param number $increment The sequence incremental value
412			* @param number $minvalue The sequence minimum value
413			* @param number $maxvalue The sequence maximum value
414			* @param number $restartvalue The sequence current value
415			* @param number $cachevalue The sequence cache value
416			* @param null\|bool $cycledvalue Sequence can cycle ?
417			* @param number $startvalue The sequence start value when issueing a restart
418			*
419			* @return int 0 if operation was successful
420			*/
421			public function alterSequenceProps(
422			$seqrs,
423			$increment,
424			$minvalue,
425			$maxvalue,
426			$restartvalue,
427			$cachevalue,
428			$cycledvalue,
429			$startvalue
430			) {
431			$sql = '';
432			/* vars are cleaned in _alterSequence */
433			if (!empty($increment) && ($increment != $seqrs->fields['increment_by'])) {
434			$sql .= " INCREMENT {$increment}";
435			}
436
437			if (!empty($minvalue) && ($minvalue != $seqrs->fields['min_value'])) {
438			$sql .= " MINVALUE {$minvalue}";
439			}
440
441			if (!empty($maxvalue) && ($maxvalue != $seqrs->fields['max_value'])) {
442			$sql .= " MAXVALUE {$maxvalue}";
443			}
444
445			if (!empty($restartvalue) && ($restartvalue != $seqrs->fields['last_value'])) {
446			$sql .= " RESTART {$restartvalue}";
447			}
448
449			if (!empty($cachevalue) && ($cachevalue != $seqrs->fields['cache_value'])) {
450			$sql .= " CACHE {$cachevalue}";
451			}
452
453			if (!empty($startvalue) && ($startvalue != $seqrs->fields['start_value'])) {
454			$sql .= " START {$startvalue}";
455			}
456
457			// toggle cycle yes/no
458			if (!is_null($cycledvalue)) {
459			$sql .= (!$cycledvalue ? ' NO ' : '') . ' CYCLE';
460			}
461
462			if ($sql != '') {
463			$f_schema = $this->_schema;
464			$this->fieldClean($f_schema);
465			$sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" {$sql}";
466
467			return $this->execute($sql);
468			}
469
470			return 0;
471			}
472
473			/**
474			* Rename a sequence.
475			*
476			* @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
477			* @param string $name The new name for the sequence
478			*
479			* @return int 0 if operation was successful
480			*/
481			public function alterSequenceName($seqrs, $name)
482			{
483			/* vars are cleaned in _alterSequence */
484			if (!empty($name) && ($seqrs->fields['seqname'] != $name)) {
485			$f_schema = $this->_schema;
486			$this->fieldClean($f_schema);
487			$sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" RENAME TO \"{$name}\"";
488			$status = $this->execute($sql);
489			if ($status == 0) {
490			$seqrs->fields['seqname'] = $name;
491			} else {
492			return $status;
493			}
494			}
495
496			return 0;
497			}
498
499			/**
500			* Alter a sequence's schema.
501			*
502			* @param \PHPPgAdmin\ADORecordSet $seqrs The sequence RecordSet returned by getSequence()
503			* @param string $schema
504			*
505			* @return int 0 if operation was successful
506			*
507			* @internal param The $name new schema for the sequence
508			*/
509			public function alterSequenceSchema($seqrs, $schema)
510			{
511			/* vars are cleaned in _alterSequence */
512			if (!empty($schema) && ($seqrs->fields['nspname'] != $schema)) {
513			$f_schema = $this->_schema;
514			$this->fieldClean($f_schema);
515			$sql = "ALTER SEQUENCE \"{$f_schema}\".\"{$seqrs->fields['seqname']}\" SET SCHEMA {$schema}";
516
517			return $this->execute($sql);
518			}
519
520			return 0;
521			}
522
523			/**
524			* Drops a given sequence.
525			*
526			* @param $sequence Sequence name
527			* @param $cascade True to cascade drop, false to restrict
528			*
529			* @return int 0 if operation was successful
530			*/
531			public function dropSequence($sequence, $cascade)
532			{
533			$f_schema = $this->_schema;
534			$this->fieldClean($f_schema);
535			$this->fieldClean($sequence);
536
537			$sql = "DROP SEQUENCE \"{$f_schema}\".\"{$sequence}\"";
538			if ($cascade) {
539			$sql .= ' CASCADE';
540			}
541
542			return $this->execute($sql);
543			}
544
545			abstract public function fieldClean(&$str);
546
547			abstract public function beginTransaction();
548
549			abstract public function rollbackTransaction();
550
551			abstract public function endTransaction();
552
553			abstract public function execute($sql);
554
555			abstract public function setComment($obj_type, $obj_name, $table, $comment, $basetype = null);
556
557			abstract public function selectSet($sql);
558
559			abstract public function clean(&$str);
560
561			abstract public function fieldArrayClean(&$arr);
562			}
563

HuasoFoundries / phpPgAdmin6

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SequenceTrait::alterSequence() B

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