diff options
Diffstat (limited to 'program/lib/MDB2/Driver/Function/Common.php')
-rw-r--r-- | program/lib/MDB2/Driver/Function/Common.php | 540 |
1 files changed, 292 insertions, 248 deletions
diff --git a/program/lib/MDB2/Driver/Function/Common.php b/program/lib/MDB2/Driver/Function/Common.php index 74971e2bb..d361b5586 100644 --- a/program/lib/MDB2/Driver/Function/Common.php +++ b/program/lib/MDB2/Driver/Function/Common.php @@ -1,249 +1,293 @@ -<?php -// +----------------------------------------------------------------------+ -// | PHP versions 4 and 5 | -// +----------------------------------------------------------------------+ -// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, | -// | Stig. S. Bakken, Lukas Smith | -// | All rights reserved. | -// +----------------------------------------------------------------------+ -// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB | -// | API as well as database abstraction for PHP applications. | -// | This LICENSE is in the BSD license style. | -// | | -// | Redistribution and use in source and binary forms, with or without | -// | modification, are permitted provided that the following conditions | -// | are met: | -// | | -// | Redistributions of source code must retain the above copyright | -// | notice, this list of conditions and the following disclaimer. | -// | | -// | Redistributions in binary form must reproduce the above copyright | -// | notice, this list of conditions and the following disclaimer in the | -// | documentation and/or other materials provided with the distribution. | -// | | -// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, | -// | Lukas Smith nor the names of his contributors may be used to endorse | -// | or promote products derived from this software without specific prior| -// | written permission. | -// | | -// | 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 | -// | REGENTS 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. | -// +----------------------------------------------------------------------+ -// | Author: Lukas Smith <smith@pooteeweet.org> | -// +----------------------------------------------------------------------+ -// -// $Id: Common.php,v 1.19 2007/09/09 13:47:36 quipo Exp $ -// - -/** - * @package MDB2 - * @category Database - * @author Lukas Smith <smith@pooteeweet.org> - */ - -/** - * Base class for the function modules that is extended by each MDB2 driver - * - * To load this module in the MDB2 object: - * $mdb->loadModule('Function'); - * - * @package MDB2 - * @category Database - * @author Lukas Smith <smith@pooteeweet.org> - */ -class MDB2_Driver_Function_Common extends MDB2_Module_Common -{ - // {{{ executeStoredProc() - - /** - * Execute a stored procedure and return any results - * - * @param string $name string that identifies the function to execute - * @param mixed $params array that contains the paramaters to pass the stored proc - * @param mixed $types array that contains the types of the columns in - * the result set - * @param mixed $result_class string which specifies which result class to use - * @param mixed $result_wrap_class string which specifies which class to wrap results in - * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure - * @access public - */ - function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false) - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - return $error; - } - - // }}} - // {{{ functionTable() - - /** - * return string for internal table used when calling only a function - * - * @return string for internal table used when calling only a function - * @access public - */ - function functionTable() - { - return ''; - } - - // }}} - // {{{ now() - - /** - * Return string to call a variable with the current timestamp inside an SQL statement - * There are three special variables for current date and time: - * - CURRENT_TIMESTAMP (date and time, TIMESTAMP type) - * - CURRENT_DATE (date, DATE type) - * - CURRENT_TIME (time, TIME type) - * - * @return string to call a variable with the current timestamp - * @access public - */ - function now($type = 'timestamp') - { - switch ($type) { - case 'time': - return 'CURRENT_TIME'; - case 'date': - return 'CURRENT_DATE'; - case 'timestamp': - default: - return 'CURRENT_TIMESTAMP'; - } - } - - // }}} - // {{{ substring() - - /** - * return string to call a function to get a substring inside an SQL statement - * - * @return string to call a function to get a substring - * @access public - */ - function substring($value, $position = 1, $length = null) - { - if (!is_null($length)) { - return "SUBSTRING($value FROM $position FOR $length)"; - } - return "SUBSTRING($value FROM $position)"; - } - - // }}} - // {{{ concat() - - /** - * Returns string to concatenate two or more string parameters - * - * @param string $value1 - * @param string $value2 - * @param string $values... - * @return string to concatenate two strings - * @access public - */ - function concat($value1, $value2) - { - $args = func_get_args(); - return "(".implode(' || ', $args).")"; - } - - // }}} - // {{{ random() - - /** - * return string to call a function to get random value inside an SQL statement - * - * @return return string to generate float between 0 and 1 - * @access public - */ - function random() - { - return 'RAND()'; - } - - // }}} - // {{{ lower() - - /** - * return string to call a function to lower the case of an expression - * - * @param string $expression - * @return return string to lower case of an expression - * @access public - */ - function lower($expression) - { - return "LOWER($expression)"; - } - - // }}} - // {{{ upper() - - /** - * return string to call a function to upper the case of an expression - * - * @param string $expression - * @return return string to upper case of an expression - * @access public - */ - function upper($expression) - { - return "UPPER($expression)"; - } - - // }}} - // {{{ length() - - /** - * return string to call a function to get the length of a string expression - * - * @param string $expression - * @return return string to get the string expression length - * @access public - */ - function length($expression) - { - return "LENGTH($expression)"; - } - - // }}} - // {{{ guid() - - /** - * Returns global unique identifier - * - * @return string to get global unique identifier - * @access public - */ - function guid() - { - $db =& $this->getDBInstance(); - if (PEAR::isError($db)) { - return $db; - } - - $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null, - 'method not implemented', __FUNCTION__); - return $error; - } - - // }}} -} +<?php
+// +----------------------------------------------------------------------+
+// | PHP versions 4 and 5 |
+// +----------------------------------------------------------------------+
+// | Copyright (c) 1998-2006 Manuel Lemos, Tomas V.V.Cox, |
+// | Stig. S. Bakken, Lukas Smith |
+// | All rights reserved. |
+// +----------------------------------------------------------------------+
+// | MDB2 is a merge of PEAR DB and Metabases that provides a unified DB |
+// | API as well as database abstraction for PHP applications. |
+// | This LICENSE is in the BSD license style. |
+// | |
+// | Redistribution and use in source and binary forms, with or without |
+// | modification, are permitted provided that the following conditions |
+// | are met: |
+// | |
+// | Redistributions of source code must retain the above copyright |
+// | notice, this list of conditions and the following disclaimer. |
+// | |
+// | Redistributions in binary form must reproduce the above copyright |
+// | notice, this list of conditions and the following disclaimer in the |
+// | documentation and/or other materials provided with the distribution. |
+// | |
+// | Neither the name of Manuel Lemos, Tomas V.V.Cox, Stig. S. Bakken, |
+// | Lukas Smith nor the names of his contributors may be used to endorse |
+// | or promote products derived from this software without specific prior|
+// | written permission. |
+// | |
+// | 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 |
+// | REGENTS 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. |
+// +----------------------------------------------------------------------+
+// | Author: Lukas Smith <smith@pooteeweet.org> |
+// +----------------------------------------------------------------------+
+//
+// $Id: Common.php,v 1.21 2008/02/17 18:51:39 quipo Exp $
+//
+
+/**
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+
+/**
+ * Base class for the function modules that is extended by each MDB2 driver
+ *
+ * To load this module in the MDB2 object:
+ * $mdb->loadModule('Function');
+ *
+ * @package MDB2
+ * @category Database
+ * @author Lukas Smith <smith@pooteeweet.org>
+ */
+class MDB2_Driver_Function_Common extends MDB2_Module_Common
+{
+ // {{{ executeStoredProc()
+
+ /**
+ * Execute a stored procedure and return any results
+ *
+ * @param string $name string that identifies the function to execute
+ * @param mixed $params array that contains the paramaters to pass the stored proc
+ * @param mixed $types array that contains the types of the columns in
+ * the result set
+ * @param mixed $result_class string which specifies which result class to use
+ * @param mixed $result_wrap_class string which specifies which class to wrap results in
+ *
+ * @return mixed a result handle or MDB2_OK on success, a MDB2 error on failure
+ * @access public
+ */
+ function &executeStoredProc($name, $params = null, $types = null, $result_class = true, $result_wrap_class = false)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+ // {{{ functionTable()
+
+ /**
+ * return string for internal table used when calling only a function
+ *
+ * @return string for internal table used when calling only a function
+ * @access public
+ */
+ function functionTable()
+ {
+ return '';
+ }
+
+ // }}}
+ // {{{ now()
+
+ /**
+ * Return string to call a variable with the current timestamp inside an SQL statement
+ * There are three special variables for current date and time:
+ * - CURRENT_TIMESTAMP (date and time, TIMESTAMP type)
+ * - CURRENT_DATE (date, DATE type)
+ * - CURRENT_TIME (time, TIME type)
+ *
+ * @param string $type 'timestamp' | 'time' | 'date'
+ *
+ * @return string to call a variable with the current timestamp
+ * @access public
+ */
+ function now($type = 'timestamp')
+ {
+ switch ($type) {
+ case 'time':
+ return 'CURRENT_TIME';
+ case 'date':
+ return 'CURRENT_DATE';
+ case 'timestamp':
+ default:
+ return 'CURRENT_TIMESTAMP';
+ }
+ }
+
+ // }}}
+ // {{{ unixtimestamp()
+
+ /**
+ * return string to call a function to get the unix timestamp from a iso timestamp
+ *
+ * @param string $expression
+ *
+ * @return string to call a variable with the timestamp
+ * @access public
+ */
+ function unixtimestamp($expression)
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+ // {{{ substring()
+
+ /**
+ * return string to call a function to get a substring inside an SQL statement
+ *
+ * @return string to call a function to get a substring
+ * @access public
+ */
+ function substring($value, $position = 1, $length = null)
+ {
+ if (!is_null($length)) {
+ return "SUBSTRING($value FROM $position FOR $length)";
+ }
+ return "SUBSTRING($value FROM $position)";
+ }
+
+ // }}}
+ // {{{ replace()
+
+ /**
+ * return string to call a function to get replace inside an SQL statement.
+ *
+ * @return string to call a function to get a replace
+ * @access public
+ */
+ function replace($str, $from_str, $to_str)
+ {
+ return "REPLACE($str, $from_str , $to_str)";
+ }
+
+ // }}}
+ // {{{ concat()
+
+ /**
+ * Returns string to concatenate two or more string parameters
+ *
+ * @param string $value1
+ * @param string $value2
+ * @param string $values...
+ *
+ * @return string to concatenate two strings
+ * @access public
+ */
+ function concat($value1, $value2)
+ {
+ $args = func_get_args();
+ return "(".implode(' || ', $args).")";
+ }
+
+ // }}}
+ // {{{ random()
+
+ /**
+ * return string to call a function to get random value inside an SQL statement
+ *
+ * @return return string to generate float between 0 and 1
+ * @access public
+ */
+ function random()
+ {
+ return 'RAND()';
+ }
+
+ // }}}
+ // {{{ lower()
+
+ /**
+ * return string to call a function to lower the case of an expression
+ *
+ * @param string $expression
+ *
+ * @return return string to lower case of an expression
+ * @access public
+ */
+ function lower($expression)
+ {
+ return "LOWER($expression)";
+ }
+
+ // }}}
+ // {{{ upper()
+
+ /**
+ * return string to call a function to upper the case of an expression
+ *
+ * @param string $expression
+ *
+ * @return return string to upper case of an expression
+ * @access public
+ */
+ function upper($expression)
+ {
+ return "UPPER($expression)";
+ }
+
+ // }}}
+ // {{{ length()
+
+ /**
+ * return string to call a function to get the length of a string expression
+ *
+ * @param string $expression
+ *
+ * @return return string to get the string expression length
+ * @access public
+ */
+ function length($expression)
+ {
+ return "LENGTH($expression)";
+ }
+
+ // }}}
+ // {{{ guid()
+
+ /**
+ * Returns global unique identifier
+ *
+ * @return string to get global unique identifier
+ * @access public
+ */
+ function guid()
+ {
+ $db =& $this->getDBInstance();
+ if (PEAR::isError($db)) {
+ return $db;
+ }
+
+ $error =& $db->raiseError(MDB2_ERROR_UNSUPPORTED, null, null,
+ 'method not implemented', __FUNCTION__);
+ return $error;
+ }
+
+ // }}}
+}
?>
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