| 1 | <?php
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| 2 | // +----------------------------------------------------------------------+
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| 3 | // | PHP versions 4 and 5 |
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| 4 | // +----------------------------------------------------------------------+
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| 5 | // | Copyright (c) 1998-2008 Manuel Lemos, Tomas V.V.Cox, |
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| 6 | // | Stig. S. Bakken, Lukas Smith |
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| 7 | // | All rights reserved. |
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| 8 | // +----------------------------------------------------------------------+
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| 9 | // | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
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| 10 | // | API as well as database abstraction for PHP applications. |
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| 11 | // | This LICENSE is in the BSD license style. |
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| 12 | // | |
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| 13 | // | Redistribution and use in source and binary forms, with or without |
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| 14 | // | modification, are permitted provided that the following conditions |
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| 15 | // | are met: |
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| 16 | // | |
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| 17 | // | Redistributions of source code must retain the above copyright |
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| 18 | // | notice, this list of conditions and the following disclaimer. |
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| 19 | // | |
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| 20 | // | Redistributions in binary form must reproduce the above copyright |
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| 21 | // | notice, this list of conditions and the following disclaimer in the |
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| 22 | // | documentation and/or other materials provided with the distribution. |
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| 23 | // | |
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| 24 | // | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
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| 25 | // | Lukas Smith nor the names of his contributors may be used to endorse |
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| 26 | // | or promote products derived from this software without specific prior|
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| 27 | // | written permission. |
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| 28 | // | |
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| 29 | // | THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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| 30 | // | "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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| 31 | // | LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS |
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| 32 | // | FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE |
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| 33 | // | REGENTS OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, |
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| 34 | // | INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, |
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| 35 | // | BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS|
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| 36 | // | OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED |
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| 37 | // | AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT |
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| 38 | // | LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY|
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| 39 | // | WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
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| 40 | // | POSSIBILITY OF SUCH DAMAGE. |
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| 41 | // +----------------------------------------------------------------------+
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| 42 | // | Author: Paul Cooper <[email protected]> |
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| 43 | // +----------------------------------------------------------------------+
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| 44 | //
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| 45 | // $Id: pgsql.php,v 1.11 2008/11/09 19:46:50 quipo Exp $
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| 46 |
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| 47 | require_once 'MDB2/Driver/Function/Common.php';
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| 48 |
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| 49 | /**
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| 50 | * MDB2 MySQL driver for the function modules
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| 51 | *
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| 52 | * @package MDB2
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| 53 | * @category Database
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| 54 | * @author Lukas Smith <[email protected]>
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| 55 | */
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| 56 | class MDB2_Driver_Function_pgsql extends MDB2_Driver_Function_Common
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| 57 | {
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| 58 | // {{{ executeStoredProc()
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| 59 |
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| 60 | /**
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| 61 | * Execute a stored procedure and return any results
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| 62 | *
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| 63 | * @param string $name string that identifies the function to execute
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| 64 | * @param mixed $params array that contains the paramaters to pass the stored proc
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| 65 | * @param mixed $types array that contains the types of the columns in
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| 66 | * the result set
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| 67 | * @param mixed $result_class string which specifies which result class to use
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| 68 | * @param mixed $result_wrap_class string which specifies which class to wrap results in
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| 69 | * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
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| 70 | * @access public
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| 71 | */
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| 72 | function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
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| 73 | {
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| 74 | $db =& $this->getDBInstance();
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| 75 | if (PEAR::isError($db)) {
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| 76 | return $db;
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| 77 | }
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| 78 |
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| 79 | $query = 'SELECT * FROM '.$name;
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| 80 | $query .= $params ? '('.implode(', ', $params).')' : '()';
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| 81 | return $db->query($query, $types, $result_class, $result_wrap_class);
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| 82 | }
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| 83 | // }}}
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| 84 | // {{{ unixtimestamp()
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| 85 |
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| 86 | /**
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| 87 | * return string to call a function to get the unix timestamp from a iso timestamp
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| 88 | *
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| 89 | * @param string $expression
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| 90 | *
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| 91 | * @return string to call a variable with the timestamp
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| 92 | * @access public
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| 93 | */
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| 94 | function unixtimestamp($expression)
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| 95 | {
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| 96 | return 'EXTRACT(EPOCH FROM DATE_TRUNC(\'seconds\', CAST ((' . $expression . ') AS TIMESTAMP)))';
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| 97 | }
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| 98 |
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| 99 | // }}}
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| 100 | // {{{ random()
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| 101 |
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| 102 | /**
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| 103 | * return string to call a function to get random value inside an SQL statement
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| 104 | *
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| 105 | * @return return string to generate float between 0 and 1
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| 106 | * @access public
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| 107 | */
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| 108 | function random()
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| 109 | {
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| 110 | return 'RANDOM()';
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| 111 | }
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| 112 |
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| 113 | // }}}
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| 114 | }
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| 115 | ?> |
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