/lib/vendor/doctrine/Doctrine/Import/Pgsql.php
PHP | 282 lines | 184 code | 25 blank | 73 comment | 11 complexity | 321b82c5009e9b106ce3d7c753cda885 MD5 | raw file
Possible License(s): Apache-2.0, LGPL-2.1
- <?php
- /*
- * $Id: Pgsql.php 6132 2009-07-20 19:30:18Z jwage $
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
- * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
- * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
- * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
- * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
- * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
- * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
- * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
- * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * This software consists of voluntary contributions made by many individuals
- * and is licensed under the LGPL. For more information, see
- * <http://www.phpdoctrine.org>.
- */
- /**
- * @package Doctrine
- * @subpackage Import
- * @license http://www.opensource.org/licenses/lgpl-license.php LGPL
- * @author Konsta Vesterinen <kvesteri@cc.hut.fi>
- * @author Paul Cooper <pgc@ucecom.com>
- * @author Lukas Smith <smith@pooteeweet.org> (PEAR MDB2 library)
- * @version $Revision: 6132 $
- * @link www.phpdoctrine.org
- * @since 1.0
- */
- class Doctrine_Import_Pgsql extends Doctrine_Import
- {
- protected $sql = array(
- 'listDatabases' => 'SELECT datname FROM pg_database',
- 'listFunctions' => "SELECT
- proname
- FROM
- pg_proc pr,
- pg_type tp
- WHERE
- tp.oid = pr.prorettype
- AND pr.proisagg = FALSE
- AND tp.typname <> 'trigger'
- AND pr.pronamespace IN
- (SELECT oid FROM pg_namespace
- WHERE nspname NOT LIKE 'pg_%' AND nspname != 'information_schema'",
- 'listSequences' => "SELECT
- relname
- FROM
- pg_class
- WHERE relkind = 'S' AND relnamespace IN
- (SELECT oid FROM pg_namespace
- WHERE nspname NOT LIKE 'pg_%' AND nspname != 'information_schema')",
- 'listTables' => "SELECT
- c.relname AS table_name
- FROM pg_class c, pg_user u
- WHERE c.relowner = u.usesysid
- AND c.relkind = 'r'
- AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname)
- AND c.relname !~ '^(pg_|sql_)'
- UNION
- SELECT c.relname AS table_name
- FROM pg_class c
- WHERE c.relkind = 'r'
- AND NOT EXISTS (SELECT 1 FROM pg_views WHERE viewname = c.relname)
- AND NOT EXISTS (SELECT 1 FROM pg_user WHERE usesysid = c.relowner)
- AND c.relname !~ '^pg_'",
- 'listViews' => 'SELECT viewname FROM pg_views',
- 'listUsers' => 'SELECT usename FROM pg_user',
- 'listTableConstraints' => "SELECT
- relname
- FROM
- pg_class
- WHERE oid IN (
- SELECT indexrelid
- FROM pg_index, pg_class
- WHERE pg_class.relname = %s
- AND pg_class.oid = pg_index.indrelid
- AND (indisunique = 't' OR indisprimary = 't')
- )",
- 'listTableIndexes' => "SELECT
- relname
- FROM
- pg_class
- WHERE oid IN (
- SELECT indexrelid
- FROM pg_index, pg_class
- WHERE pg_class.relname = %s
- AND pg_class.oid=pg_index.indrelid
- AND indisunique != 't'
- AND indisprimary != 't'
- )",
- 'listTableColumns' => "SELECT
- a.attnum,
- a.attname AS field,
- t.typname AS type,
- format_type(a.atttypid, a.atttypmod) AS complete_type,
- a.attnotnull AS isnotnull,
- (SELECT 't'
- FROM pg_index
- WHERE c.oid = pg_index.indrelid
- AND pg_index.indkey[0] = a.attnum
- AND pg_index.indisprimary = 't'
- ) AS pri,
- (SELECT pg_attrdef.adsrc
- FROM pg_attrdef
- WHERE c.oid = pg_attrdef.adrelid
- AND pg_attrdef.adnum=a.attnum
- ) AS default
- FROM pg_attribute a, pg_class c, pg_type t
- WHERE c.relname = %s
- AND a.attnum > 0
- AND a.attrelid = c.oid
- AND a.atttypid = t.oid
- ORDER BY a.attnum",
- 'listTableRelations' => "SELECT pg_catalog.pg_get_constraintdef(oid, true) as condef
- FROM pg_catalog.pg_constraint r
- WHERE r.conrelid =
- (
- SELECT c.oid
- FROM pg_catalog.pg_class c
- LEFT JOIN pg_catalog.pg_namespace n ON n.oid = c.relnamespace
- WHERE c.relname ~ ? AND pg_catalog.pg_table_is_visible(c.oid)
- )
- AND r.contype = 'f'"
- );
- /**
- * lists all database triggers
- *
- * @param string|null $database
- * @return array
- */
- public function listTriggers($database = null)
- {
- }
- /**
- * lists table constraints
- *
- * @param string $table database table name
- * @return array
- */
- public function listTableConstraints($table)
- {
- $table = $this->conn->quote($table);
- $query = sprintf($this->sql['listTableConstraints'], $table);
- return $this->conn->fetchColumn($query);
- }
- /**
- * lists table constraints
- *
- * @param string $table database table name
- * @return array
- */
- public function listTableColumns($table)
- {
- $table = $this->conn->quote($table);
- $query = sprintf($this->sql['listTableColumns'], $table);
- $result = $this->conn->fetchAssoc($query);
- $columns = array();
- foreach ($result as $key => $val) {
- $val = array_change_key_case($val, CASE_LOWER);
- if (strtolower($val['type']) === 'varchar') {
- // get length from varchar definition
- $length = preg_replace('~.*\(([0-9]*)\).*~', '$1', $val['complete_type']);
- $val['length'] = $length;
- }
-
- $decl = $this->conn->dataDict->getPortableDeclaration($val);
- $description = array(
- 'name' => $val['field'],
- 'ntype' => $val['type'],
- 'type' => $decl['type'][0],
- 'alltypes' => $decl['type'],
- 'length' => $decl['length'],
- 'fixed' => (bool) $decl['fixed'],
- 'unsigned' => (bool) $decl['unsigned'],
- 'notnull' => ($val['isnotnull'] == true),
- 'default' => $val['default'],
- 'primary' => ($val['pri'] == 't'),
- );
-
- $matches = array();
- if (preg_match("/^nextval\('(.*)'(::.*)?\)$/", $description['default'], $matches)) {
-
- $description['sequence'] = $this->conn->formatter->fixSequenceName($matches[1]);
- $description['default'] = null;
- }
-
- $columns[$val['field']] = $description;
- }
-
- return $columns;
- }
- /**
- * list all indexes in a table
- *
- * @param string $table database table name
- * @return array
- */
- public function listTableIndexes($table)
- {
- $table = $this->conn->quote($table);
- $query = sprintf($this->sql['listTableIndexes'], $table);
- return $this->conn->fetchColumn($query);
- }
- /**
- * lists tables
- *
- * @param string|null $database
- * @return array
- */
- public function listTables($database = null)
- {
- return $this->conn->fetchColumn($this->sql['listTables']);
- }
- /**
- * lists table triggers
- *
- * @param string $table database table name
- * @return array
- */
- public function listTableTriggers($table)
- {
- $query = 'SELECT trg.tgname AS trigger_name
- FROM pg_trigger trg,
- pg_class tbl
- WHERE trg.tgrelid = tbl.oid';
- if ($table !== null) {
- $table = $this->conn->quote(strtoupper($table), 'string');
- $query .= " AND tbl.relname = $table";
- }
- return $this->conn->fetchColumn($query);
- }
- /**
- * list the views in the database that reference a given table
- *
- * @param string $table database table name
- * @return array
- */
- public function listTableViews($table)
- {
- return $this->conn->fetchColumn($table);
- }
- public function listTableRelations($table)
- {
- $sql = $this->sql['listTableRelations'];
- $param = array('^(' . $table . ')$');
- $relations = array();
- $results = $this->conn->fetchAssoc($sql, $param);
- foreach ($results as $result)
- {
- preg_match('/FOREIGN KEY \((.+)\) REFERENCES (.+)\((.+)\)/', $result['condef'], $values);
- if ((strpos(',', $values[1]) === false) && (strpos(',', $values[3]) === false)) {
- $relations[] = array('table' => $values[2],
- 'local' => $values[1],
- 'foreign' => $values[3]);
- }
- }
- return $relations;
- }
- }