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authorIgor Wiedler <igor@wiedler.ch>2013-07-14 11:34:58 -0400
committerIgor Wiedler <igor@wiedler.ch>2013-07-14 11:34:58 -0400
commitf6865dc33a8cedb7d21a64401ed80d2edbac36bd (patch)
tree66aa645c4d86636f0bce04a7125a7757a466b224 /phpBB/phpbb/db/driver/mssql_odbc.php
parentfa3cdb6bf2cfdca9c26168bd258752718bc8a43f (diff)
parentc15bde161a93fc2abc48cacd7e5a71c682880e52 (diff)
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Merge remote-tracking branch 'upstream/develop' into ticket/11574
* upstream/develop: (575 commits) [ticket/11702] Fix forum_posts left over for link-click counts in viewforum.php [ticket/11696] Move file to new directory [ticket/11696] Rename constructor to __construct() [ticket/11696] Remove manual loading of db_tools in extension controller test [ticket/11696] Rename db_tools.php so it can be autoloaded [ticket/11698] Moving all autoloadable files to phpbb/ [ticket/11694] Do not locate assets with root path [ticket/11692] Don't update search_type in dev migration if already appended [ticket/11675] Fix template loop [ticket/11690] Old module class names may get autoloaded by class_exists [ticket/9649] Display information on index for moderators on unapproved posts [ticket/10999] Fix assets_version in ACP [prep-release-3.0.12] More changelog items for the 3.0.12 release. [ticket/11687] Add assets_version to phpbb_config [ticket/11686] Not checking for phpBB Debug errors on functional tests [ticket/11670] Consistency with logo: Replace "phpBB(tm)" with "phpBB(R)". [ticket/11674] Do not include vendor folder if there are no dependencies. [ticket/11685] Remove logout confirmation page [ticket/11684] Remove useless confirmation page after login and admin login [ticket/9657] Define user before injecting ... Conflicts: phpBB/includes/functions_container.php phpBB/install/database_update.php phpBB/install/index.php
Diffstat (limited to 'phpBB/phpbb/db/driver/mssql_odbc.php')
-rw-r--r--phpBB/phpbb/db/driver/mssql_odbc.php383
1 files changed, 383 insertions, 0 deletions
diff --git a/phpBB/phpbb/db/driver/mssql_odbc.php b/phpBB/phpbb/db/driver/mssql_odbc.php
new file mode 100644
index 0000000000..a1d1a5d5dd
--- /dev/null
+++ b/phpBB/phpbb/db/driver/mssql_odbc.php
@@ -0,0 +1,383 @@
+<?php
+/**
+*
+* @package dbal
+* @copyright (c) 2005 phpBB Group
+* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
+*
+*/
+
+/**
+* @ignore
+*/
+if (!defined('IN_PHPBB'))
+{
+ exit;
+}
+
+/**
+* Unified ODBC functions
+* Unified ODBC functions support any database having ODBC driver, for example Adabas D, IBM DB2, iODBC, Solid, Sybase SQL Anywhere...
+* Here we only support MSSQL Server 2000+ because of the provided schema
+*
+* @note number of bytes returned for returning data depends on odbc.defaultlrl php.ini setting.
+* If it is limited to 4K for example only 4K of data is returned max, resulting in incomplete theme data for example.
+* @note odbc.defaultbinmode may affect UTF8 characters
+*
+* @package dbal
+*/
+class phpbb_db_driver_mssql_odbc extends phpbb_db_driver_mssql_base
+{
+ var $last_query_text = '';
+ var $connect_error = '';
+
+ /**
+ * Connect to server
+ */
+ function sql_connect($sqlserver, $sqluser, $sqlpassword, $database, $port = false, $persistency = false, $new_link = false)
+ {
+ $this->persistency = $persistency;
+ $this->user = $sqluser;
+ $this->dbname = $database;
+
+ $port_delimiter = (defined('PHP_OS') && substr(PHP_OS, 0, 3) === 'WIN') ? ',' : ':';
+ $this->server = $sqlserver . (($port) ? $port_delimiter . $port : '');
+
+ $max_size = @ini_get('odbc.defaultlrl');
+ if (!empty($max_size))
+ {
+ $unit = strtolower(substr($max_size, -1, 1));
+ $max_size = (int) $max_size;
+
+ if ($unit == 'k')
+ {
+ $max_size = floor($max_size / 1024);
+ }
+ else if ($unit == 'g')
+ {
+ $max_size *= 1024;
+ }
+ else if (is_numeric($unit))
+ {
+ $max_size = floor((int) ($max_size . $unit) / 1048576);
+ }
+ $max_size = max(8, $max_size) . 'M';
+
+ @ini_set('odbc.defaultlrl', $max_size);
+ }
+
+ if ($this->persistency)
+ {
+ if (!function_exists('odbc_pconnect'))
+ {
+ $this->connect_error = 'odbc_pconnect function does not exist, is odbc extension installed?';
+ return $this->sql_error('');
+ }
+ $this->db_connect_id = @odbc_pconnect($this->server, $this->user, $sqlpassword);
+ }
+ else
+ {
+ if (!function_exists('odbc_connect'))
+ {
+ $this->connect_error = 'odbc_connect function does not exist, is odbc extension installed?';
+ return $this->sql_error('');
+ }
+ $this->db_connect_id = @odbc_connect($this->server, $this->user, $sqlpassword);
+ }
+
+ return ($this->db_connect_id) ? $this->db_connect_id : $this->sql_error('');
+ }
+
+ /**
+ * Version information about used database
+ * @param bool $raw if true, only return the fetched sql_server_version
+ * @param bool $use_cache If true, it is safe to retrieve the value from the cache
+ * @return string sql server version
+ */
+ function sql_server_info($raw = false, $use_cache = true)
+ {
+ global $cache;
+
+ if (!$use_cache || empty($cache) || ($this->sql_server_version = $cache->get('mssqlodbc_version')) === false)
+ {
+ $result_id = @odbc_exec($this->db_connect_id, "SELECT SERVERPROPERTY('productversion'), SERVERPROPERTY('productlevel'), SERVERPROPERTY('edition')");
+
+ $row = false;
+ if ($result_id)
+ {
+ $row = @odbc_fetch_array($result_id);
+ @odbc_free_result($result_id);
+ }
+
+ $this->sql_server_version = ($row) ? trim(implode(' ', $row)) : 0;
+
+ if (!empty($cache) && $use_cache)
+ {
+ $cache->put('mssqlodbc_version', $this->sql_server_version);
+ }
+ }
+
+ if ($raw)
+ {
+ return $this->sql_server_version;
+ }
+
+ return ($this->sql_server_version) ? 'MSSQL (ODBC)<br />' . $this->sql_server_version : 'MSSQL (ODBC)';
+ }
+
+ /**
+ * SQL Transaction
+ * @access private
+ */
+ function _sql_transaction($status = 'begin')
+ {
+ switch ($status)
+ {
+ case 'begin':
+ return @odbc_exec($this->db_connect_id, 'BEGIN TRANSACTION');
+ break;
+
+ case 'commit':
+ return @odbc_exec($this->db_connect_id, 'COMMIT TRANSACTION');
+ break;
+
+ case 'rollback':
+ return @odbc_exec($this->db_connect_id, 'ROLLBACK TRANSACTION');
+ break;
+ }
+
+ return true;
+ }
+
+ /**
+ * Base query method
+ *
+ * @param string $query Contains the SQL query which shall be executed
+ * @param int $cache_ttl Either 0 to avoid caching or the time in seconds which the result shall be kept in cache
+ * @return mixed When casted to bool the returned value returns true on success and false on failure
+ *
+ * @access public
+ */
+ function sql_query($query = '', $cache_ttl = 0)
+ {
+ if ($query != '')
+ {
+ global $cache;
+
+ // EXPLAIN only in extra debug mode
+ if (defined('DEBUG'))
+ {
+ $this->sql_report('start', $query);
+ }
+
+ $this->last_query_text = $query;
+ $this->query_result = ($cache && $cache_ttl) ? $cache->sql_load($query) : false;
+ $this->sql_add_num_queries($this->query_result);
+
+ if ($this->query_result === false)
+ {
+ if (($this->query_result = @odbc_exec($this->db_connect_id, $query)) === false)
+ {
+ $this->sql_error($query);
+ }
+
+ if (defined('DEBUG'))
+ {
+ $this->sql_report('stop', $query);
+ }
+
+ if ($cache && $cache_ttl)
+ {
+ $this->open_queries[(int) $this->query_result] = $this->query_result;
+ $this->query_result = $cache->sql_save($this, $query, $this->query_result, $cache_ttl);
+ }
+ else if (strpos($query, 'SELECT') === 0 && $this->query_result)
+ {
+ $this->open_queries[(int) $this->query_result] = $this->query_result;
+ }
+ }
+ else if (defined('DEBUG'))
+ {
+ $this->sql_report('fromcache', $query);
+ }
+ }
+ else
+ {
+ return false;
+ }
+
+ return $this->query_result;
+ }
+
+ /**
+ * Build LIMIT query
+ */
+ function _sql_query_limit($query, $total, $offset = 0, $cache_ttl = 0)
+ {
+ $this->query_result = false;
+
+ // Since TOP is only returning a set number of rows we won't need it if total is set to 0 (return all rows)
+ if ($total)
+ {
+ // We need to grab the total number of rows + the offset number of rows to get the correct result
+ if (strpos($query, 'SELECT DISTINCT') === 0)
+ {
+ $query = 'SELECT DISTINCT TOP ' . ($total + $offset) . ' ' . substr($query, 15);
+ }
+ else
+ {
+ $query = 'SELECT TOP ' . ($total + $offset) . ' ' . substr($query, 6);
+ }
+ }
+
+ $result = $this->sql_query($query, $cache_ttl);
+
+ // Seek by $offset rows
+ if ($offset)
+ {
+ $this->sql_rowseek($offset, $result);
+ }
+
+ return $result;
+ }
+
+ /**
+ * Return number of affected rows
+ */
+ function sql_affectedrows()
+ {
+ return ($this->db_connect_id) ? @odbc_num_rows($this->query_result) : false;
+ }
+
+ /**
+ * Fetch current row
+ * @note number of bytes returned depends on odbc.defaultlrl php.ini setting. If it is limited to 4K for example only 4K of data is returned max.
+ */
+ function sql_fetchrow($query_id = false)
+ {
+ global $cache;
+
+ if ($query_id === false)
+ {
+ $query_id = $this->query_result;
+ }
+
+ if ($cache && $cache->sql_exists($query_id))
+ {
+ return $cache->sql_fetchrow($query_id);
+ }
+
+ return ($query_id !== false) ? @odbc_fetch_array($query_id) : false;
+ }
+
+ /**
+ * Get last inserted id after insert statement
+ */
+ function sql_nextid()
+ {
+ $result_id = @odbc_exec($this->db_connect_id, 'SELECT @@IDENTITY');
+
+ if ($result_id)
+ {
+ if (@odbc_fetch_array($result_id))
+ {
+ $id = @odbc_result($result_id, 1);
+ @odbc_free_result($result_id);
+ return $id;
+ }
+ @odbc_free_result($result_id);
+ }
+
+ return false;
+ }
+
+ /**
+ * Free sql result
+ */
+ function sql_freeresult($query_id = false)
+ {
+ global $cache;
+
+ if ($query_id === false)
+ {
+ $query_id = $this->query_result;
+ }
+
+ if ($cache && $cache->sql_exists($query_id))
+ {
+ return $cache->sql_freeresult($query_id);
+ }
+
+ if (isset($this->open_queries[(int) $query_id]))
+ {
+ unset($this->open_queries[(int) $query_id]);
+ return @odbc_free_result($query_id);
+ }
+
+ return false;
+ }
+
+ /**
+ * return sql error array
+ * @access private
+ */
+ function _sql_error()
+ {
+ if (function_exists('odbc_errormsg'))
+ {
+ $error = array(
+ 'message' => @odbc_errormsg(),
+ 'code' => @odbc_error(),
+ );
+ }
+ else
+ {
+ $error = array(
+ 'message' => $this->connect_error,
+ 'code' => '',
+ );
+ }
+
+ return $error;
+ }
+
+ /**
+ * Close sql connection
+ * @access private
+ */
+ function _sql_close()
+ {
+ return @odbc_close($this->db_connect_id);
+ }
+
+ /**
+ * Build db-specific report
+ * @access private
+ */
+ function _sql_report($mode, $query = '')
+ {
+ switch ($mode)
+ {
+ case 'start':
+ break;
+
+ case 'fromcache':
+ $endtime = explode(' ', microtime());
+ $endtime = $endtime[0] + $endtime[1];
+
+ $result = @odbc_exec($this->db_connect_id, $query);
+ while ($void = @odbc_fetch_array($result))
+ {
+ // Take the time spent on parsing rows into account
+ }
+ @odbc_free_result($result);
+
+ $splittime = explode(' ', microtime());
+ $splittime = $splittime[0] + $splittime[1];
+
+ $this->sql_report('record_fromcache', $query, $endtime, $splittime);
+
+ break;
+ }
+ }
+}
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