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home/digilove/public_html/libraries/fof/database/driver/sqlite.php 0000644 00000024400 15235451417 0021406 0 ustar 00 <?php
/**
* @package FrameworkOnFramework
* @subpackage database
* @copyright Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*
* This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
* instead of plain stdClass objects
*/
// Protect from unauthorized access
defined('FOF_INCLUDED') or die;
/**
* SQLite database driver
*
* @see http://php.net/pdo
* @since 12.1
*/
class FOFDatabaseDriverSqlite extends FOFDatabaseDriverPdo
{
/**
* The name of the database driver.
*
* @var string
* @since 12.1
*/
public $name = 'sqlite';
/**
* The type of the database server family supported by this driver.
*
* @var string
* @since CMS 3.5.0
*/
public $serverType = 'sqlite';
/**
* The character(s) used to quote SQL statement names such as table names or field names,
* etc. The child classes should define this as necessary. If a single character string the
* same character is used for both sides of the quoted name, else the first character will be
* used for the opening quote and the second for the closing quote.
*
* @var string
* @since 12.1
*/
protected $nameQuote = '`';
/**
* Destructor.
*
* @since 12.1
*/
public function __destruct()
{
$this->freeResult();
unset($this->connection);
}
/**
* Disconnects the database.
*
* @return void
*
* @since 12.1
*/
public function disconnect()
{
$this->freeResult();
unset($this->connection);
}
/**
* Drops a table from the database.
*
* @param string $tableName The name of the database table to drop.
* @param boolean $ifExists Optionally specify that the table must exist before it is dropped.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
*/
public function dropTable($tableName, $ifExists = true)
{
$this->connect();
$query = $this->getQuery(true);
$this->setQuery('DROP TABLE ' . ($ifExists ? 'IF EXISTS ' : '') . $query->quoteName($tableName));
$this->execute();
return $this;
}
/**
* Method to escape a string for usage in an SQLite statement.
*
* Note: Using query objects with bound variables is
* preferable to the below.
*
* @param string $text The string to be escaped.
* @param boolean $extra Unused optional parameter to provide extra escaping.
*
* @return string The escaped string.
*
* @since 12.1
*/
public function escape($text, $extra = false)
{
if (is_int($text) || is_float($text))
{
return $text;
}
return SQLite3::escapeString($text);
}
/**
* Method to get the database collation in use by sampling a text field of a table in the database.
*
* @return mixed The collation in use by the database or boolean false if not supported.
*
* @since 12.1
*/
public function getCollation()
{
return $this->charset;
}
/**
* Method to get the database connection collation, as reported by the driver. If the connector doesn't support
* reporting this value please return an empty string.
*
* @return string
*/
public function getConnectionCollation()
{
return $this->charset;
}
/**
* Shows the table CREATE statement that creates the given tables.
*
* Note: Doesn't appear to have support in SQLite
*
* @param mixed $tables A table name or a list of table names.
*
* @return array A list of the create SQL for the tables.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableCreate($tables)
{
$this->connect();
// Sanitize input to an array and iterate over the list.
settype($tables, 'array');
return $tables;
}
/**
* Retrieves field information about a given table.
*
* @param string $table The name of the database table.
* @param boolean $typeOnly True to only return field types.
*
* @return array An array of fields for the database table.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableColumns($table, $typeOnly = true)
{
$this->connect();
$columns = array();
$query = $this->getQuery(true);
$fieldCasing = $this->getOption(PDO::ATTR_CASE);
$this->setOption(PDO::ATTR_CASE, PDO::CASE_UPPER);
$table = strtoupper($table);
$query->setQuery('pragma table_info(' . $table . ')');
$this->setQuery($query);
$fields = $this->loadObjectList();
if ($typeOnly)
{
foreach ($fields as $field)
{
$columns[$field->NAME] = $field->TYPE;
}
}
else
{
foreach ($fields as $field)
{
// Do some dirty translation to MySQL output.
// TODO: Come up with and implement a standard across databases.
$columns[$field->NAME] = (object) array(
'Field' => $field->NAME,
'Type' => $field->TYPE,
'Null' => ($field->NOTNULL == '1' ? 'NO' : 'YES'),
'Default' => $field->DFLT_VALUE,
'Key' => ($field->PK != '0' ? 'PRI' : '')
);
}
}
$this->setOption(PDO::ATTR_CASE, $fieldCasing);
return $columns;
}
/**
* Get the details list of keys for a table.
*
* @param string $table The name of the table.
*
* @return array An array of the column specification for the table.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableKeys($table)
{
$this->connect();
$keys = array();
$query = $this->getQuery(true);
$fieldCasing = $this->getOption(PDO::ATTR_CASE);
$this->setOption(PDO::ATTR_CASE, PDO::CASE_UPPER);
$table = strtoupper($table);
$query->setQuery('pragma table_info( ' . $table . ')');
// $query->bind(':tableName', $table);
$this->setQuery($query);
$rows = $this->loadObjectList();
foreach ($rows as $column)
{
if ($column->PK == 1)
{
$keys[$column->NAME] = $column;
}
}
$this->setOption(PDO::ATTR_CASE, $fieldCasing);
return $keys;
}
/**
* Method to get an array of all tables in the database (schema).
*
* @return array An array of all the tables in the database.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableList()
{
$this->connect();
$type = 'table';
$query = $this->getQuery(true)
->select('name')
->from('sqlite_master')
->where('type = :type')
->bind(':type', $type)
->order('name');
$this->setQuery($query);
$tables = $this->loadColumn();
return $tables;
}
/**
* Get the version of the database connector.
*
* @return string The database connector version.
*
* @since 12.1
*/
public function getVersion()
{
$this->connect();
$this->setQuery("SELECT sqlite_version()");
return $this->loadResult();
}
/**
* Select a database for use.
*
* @param string $database The name of the database to select for use.
*
* @return boolean True if the database was successfully selected.
*
* @since 12.1
* @throws RuntimeException
*/
public function select($database)
{
$this->connect();
return true;
}
/**
* Set the connection to use UTF-8 character encoding.
*
* Returns false automatically for the Oracle driver since
* you can only set the character set when the connection
* is created.
*
* @return boolean True on success.
*
* @since 12.1
*/
public function setUtf()
{
$this->connect();
return false;
}
/**
* Locks a table in the database.
*
* @param string $table The name of the table to unlock.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
* @throws RuntimeException
*/
public function lockTable($table)
{
return $this;
}
/**
* Renames a table in the database.
*
* @param string $oldTable The name of the table to be renamed
* @param string $newTable The new name for the table.
* @param string $backup Not used by Sqlite.
* @param string $prefix Not used by Sqlite.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
* @throws RuntimeException
*/
public function renameTable($oldTable, $newTable, $backup = null, $prefix = null)
{
$this->setQuery('ALTER TABLE ' . $oldTable . ' RENAME TO ' . $newTable)->execute();
return $this;
}
/**
* Unlocks tables in the database.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
* @throws RuntimeException
*/
public function unlockTables()
{
return $this;
}
/**
* Test to see if the PDO ODBC connector is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
public static function isSupported()
{
return class_exists('PDO') && in_array('sqlite', PDO::getAvailableDrivers());
}
/**
* Method to commit a transaction.
*
* @param boolean $toSavepoint If true, commit to the last savepoint.
*
* @return void
*
* @since 12.3
* @throws RuntimeException
*/
public function transactionCommit($toSavepoint = false)
{
$this->connect();
if (!$toSavepoint || $this->transactionDepth <= 1)
{
parent::transactionCommit($toSavepoint);
}
else
{
$this->transactionDepth--;
}
}
/**
* Method to roll back a transaction.
*
* @param boolean $toSavepoint If true, rollback to the last savepoint.
*
* @return void
*
* @since 12.3
* @throws RuntimeException
*/
public function transactionRollback($toSavepoint = false)
{
$this->connect();
if (!$toSavepoint || $this->transactionDepth <= 1)
{
parent::transactionRollback($toSavepoint);
}
else
{
$savepoint = 'SP_' . ($this->transactionDepth - 1);
$this->setQuery('ROLLBACK TO ' . $this->quoteName($savepoint));
if ($this->execute())
{
$this->transactionDepth--;
}
}
}
/**
* Method to initialize a transaction.
*
* @param boolean $asSavepoint If true and a transaction is already active, a savepoint will be created.
*
* @return void
*
* @since 12.3
* @throws RuntimeException
*/
public function transactionStart($asSavepoint = false)
{
$this->connect();
if (!$asSavepoint || !$this->transactionDepth)
{
parent::transactionStart($asSavepoint);
}
$savepoint = 'SP_' . $this->transactionDepth;
$this->setQuery('SAVEPOINT ' . $this->quoteName($savepoint));
if ($this->execute())
{
$this->transactionDepth++;
}
}
}
home/digilove/public_html/libraries/fof/database/query/sqlite.php 0000644 00000016630 15235470104 0021260 0 ustar 00 <?php
/**
* @package FrameworkOnFramework
* @subpackage database
* @copyright Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*
* This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
* instead of plain stdClass objects
*/
// Protect from unauthorized access
defined('FOF_INCLUDED') or die;
/**
* SQLite Query Building Class.
*
* @since 12.1
*/
class FOFDatabaseQuerySqlite extends FOFDatabaseQueryPdo implements FOFDatabaseQueryPreparable, FOFDatabaseQueryLimitable
{
/**
* @var integer The offset for the result set.
* @since 12.1
*/
protected $offset;
/**
* @var integer The limit for the result set.
* @since 12.1
*/
protected $limit;
/**
* @var array Bounded object array
* @since 12.1
*/
protected $bounded = array();
/**
* Method to add a variable to an internal array that will be bound to a prepared SQL statement before query execution. Also
* removes a variable that has been bounded from the internal bounded array when the passed in value is null.
*
* @param string|integer $key The key that will be used in your SQL query to reference the value. Usually of
* the form ':key', but can also be an integer.
* @param mixed &$value The value that will be bound. The value is passed by reference to support output
* parameters such as those possible with stored procedures.
* @param integer $dataType Constant corresponding to a SQL datatype.
* @param integer $length The length of the variable. Usually required for OUTPUT parameters.
* @param array $driverOptions Optional driver options to be used.
*
* @return FOFDatabaseQuerySqlite
*
* @since 12.1
*/
public function bind($key = null, &$value = null, $dataType = PDO::PARAM_STR, $length = 0, $driverOptions = array())
{
// Case 1: Empty Key (reset $bounded array)
if (empty($key))
{
$this->bounded = array();
return $this;
}
// Case 2: Key Provided, null value (unset key from $bounded array)
if (is_null($value))
{
if (isset($this->bounded[$key]))
{
unset($this->bounded[$key]);
}
return $this;
}
$obj = new stdClass;
$obj->value = &$value;
$obj->dataType = $dataType;
$obj->length = $length;
$obj->driverOptions = $driverOptions;
// Case 3: Simply add the Key/Value into the bounded array
$this->bounded[$key] = $obj;
return $this;
}
/**
* Retrieves the bound parameters array when key is null and returns it by reference. If a key is provided then that item is
* returned.
*
* @param mixed $key The bounded variable key to retrieve.
*
* @return mixed
*
* @since 12.1
*/
public function &getBounded($key = null)
{
if (empty($key))
{
return $this->bounded;
}
else
{
if (isset($this->bounded[$key]))
{
return $this->bounded[$key];
}
}
}
/**
* Gets the number of characters in a string.
*
* Note, use 'length' to find the number of bytes in a string.
*
* Usage:
* $query->select($query->charLength('a'));
*
* @param string $field A value.
* @param string $operator Comparison operator between charLength integer value and $condition
* @param string $condition Integer value to compare charLength with.
*
* @return string The required char length call.
*
* @since 13.1
*/
public function charLength($field, $operator = null, $condition = null)
{
return 'length(' . $field . ')' . (isset($operator) && isset($condition) ? ' ' . $operator . ' ' . $condition : '');
}
/**
* Clear data from the query or a specific clause of the query.
*
* @param string $clause Optionally, the name of the clause to clear, or nothing to clear the whole query.
*
* @return FOFDatabaseQuerySqlite Returns this object to allow chaining.
*
* @since 12.1
*/
public function clear($clause = null)
{
switch ($clause)
{
case null:
$this->bounded = array();
break;
}
parent::clear($clause);
return $this;
}
/**
* Concatenates an array of column names or values.
*
* Usage:
* $query->select($query->concatenate(array('a', 'b')));
*
* @param array $values An array of values to concatenate.
* @param string $separator As separator to place between each value.
*
* @return string The concatenated values.
*
* @since 11.1
*/
public function concatenate($values, $separator = null)
{
if ($separator)
{
return implode(' || ' . $this->quote($separator) . ' || ', $values);
}
else
{
return implode(' || ', $values);
}
}
/**
* Method to modify a query already in string format with the needed
* additions to make the query limited to a particular number of
* results, or start at a particular offset. This method is used
* automatically by the __toString() method if it detects that the
* query implements the FOFDatabaseQueryLimitable interface.
*
* @param string $query The query in string format
* @param integer $limit The limit for the result set
* @param integer $offset The offset for the result set
*
* @return string
*
* @since 12.1
*/
public function processLimit($query, $limit, $offset = 0)
{
if ($limit > 0 || $offset > 0)
{
$query .= ' LIMIT ' . $offset . ', ' . $limit;
}
return $query;
}
/**
* Sets the offset and limit for the result set, if the database driver supports it.
*
* Usage:
* $query->setLimit(100, 0); (retrieve 100 rows, starting at first record)
* $query->setLimit(50, 50); (retrieve 50 rows, starting at 50th record)
*
* @param integer $limit The limit for the result set
* @param integer $offset The offset for the result set
*
* @return FOFDatabaseQuerySqlite Returns this object to allow chaining.
*
* @since 12.1
*/
public function setLimit($limit = 0, $offset = 0)
{
$this->limit = (int) $limit;
$this->offset = (int) $offset;
return $this;
}
/**
* Add to the current date and time.
* Usage:
* $query->select($query->dateAdd());
* Prefixing the interval with a - (negative sign) will cause subtraction to be used.
*
* @param datetime $date The date or datetime to add to
* @param string $interval The string representation of the appropriate number of units
* @param string $datePart The part of the date to perform the addition on
*
* @return string The string with the appropriate sql for addition of dates
*
* @since 13.1
* @link http://www.sqlite.org/lang_datefunc.html
*/
public function dateAdd($date, $interval, $datePart)
{
// SQLite does not support microseconds as a separate unit. Convert the interval to seconds
if (strcasecmp($datePart, 'microseconds') == 0)
{
$interval = .001 * $interval;
$datePart = 'seconds';
}
if (substr($interval, 0, 1) != '-')
{
return "datetime('" . $date . "', '+" . $interval . " " . $datePart . "')";
}
else
{
return "datetime('" . $date . "', '" . $interval . " " . $datePart . "')";
}
}
/**
* Gets the current date and time.
*
* Usage:
* $query->where('published_up < '.$query->currentTimestamp());
*
* @return string
*
* @since 3.4
*/
public function currentTimestamp()
{
return 'CURRENT_TIMESTAMP';
}
}
home/digilove/public_html/110/libraries/fof/database/driver/sqlite.php 0000644 00000024400 15242517336 0021710 0 ustar 00 <?php
/**
* @package FrameworkOnFramework
* @subpackage database
* @copyright Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*
* This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
* instead of plain stdClass objects
*/
// Protect from unauthorized access
defined('FOF_INCLUDED') or die;
/**
* SQLite database driver
*
* @see http://php.net/pdo
* @since 12.1
*/
class FOFDatabaseDriverSqlite extends FOFDatabaseDriverPdo
{
/**
* The name of the database driver.
*
* @var string
* @since 12.1
*/
public $name = 'sqlite';
/**
* The type of the database server family supported by this driver.
*
* @var string
* @since CMS 3.5.0
*/
public $serverType = 'sqlite';
/**
* The character(s) used to quote SQL statement names such as table names or field names,
* etc. The child classes should define this as necessary. If a single character string the
* same character is used for both sides of the quoted name, else the first character will be
* used for the opening quote and the second for the closing quote.
*
* @var string
* @since 12.1
*/
protected $nameQuote = '`';
/**
* Destructor.
*
* @since 12.1
*/
public function __destruct()
{
$this->freeResult();
unset($this->connection);
}
/**
* Disconnects the database.
*
* @return void
*
* @since 12.1
*/
public function disconnect()
{
$this->freeResult();
unset($this->connection);
}
/**
* Drops a table from the database.
*
* @param string $tableName The name of the database table to drop.
* @param boolean $ifExists Optionally specify that the table must exist before it is dropped.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
*/
public function dropTable($tableName, $ifExists = true)
{
$this->connect();
$query = $this->getQuery(true);
$this->setQuery('DROP TABLE ' . ($ifExists ? 'IF EXISTS ' : '') . $query->quoteName($tableName));
$this->execute();
return $this;
}
/**
* Method to escape a string for usage in an SQLite statement.
*
* Note: Using query objects with bound variables is
* preferable to the below.
*
* @param string $text The string to be escaped.
* @param boolean $extra Unused optional parameter to provide extra escaping.
*
* @return string The escaped string.
*
* @since 12.1
*/
public function escape($text, $extra = false)
{
if (is_int($text) || is_float($text))
{
return $text;
}
return SQLite3::escapeString($text);
}
/**
* Method to get the database collation in use by sampling a text field of a table in the database.
*
* @return mixed The collation in use by the database or boolean false if not supported.
*
* @since 12.1
*/
public function getCollation()
{
return $this->charset;
}
/**
* Method to get the database connection collation, as reported by the driver. If the connector doesn't support
* reporting this value please return an empty string.
*
* @return string
*/
public function getConnectionCollation()
{
return $this->charset;
}
/**
* Shows the table CREATE statement that creates the given tables.
*
* Note: Doesn't appear to have support in SQLite
*
* @param mixed $tables A table name or a list of table names.
*
* @return array A list of the create SQL for the tables.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableCreate($tables)
{
$this->connect();
// Sanitize input to an array and iterate over the list.
settype($tables, 'array');
return $tables;
}
/**
* Retrieves field information about a given table.
*
* @param string $table The name of the database table.
* @param boolean $typeOnly True to only return field types.
*
* @return array An array of fields for the database table.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableColumns($table, $typeOnly = true)
{
$this->connect();
$columns = array();
$query = $this->getQuery(true);
$fieldCasing = $this->getOption(PDO::ATTR_CASE);
$this->setOption(PDO::ATTR_CASE, PDO::CASE_UPPER);
$table = strtoupper($table);
$query->setQuery('pragma table_info(' . $table . ')');
$this->setQuery($query);
$fields = $this->loadObjectList();
if ($typeOnly)
{
foreach ($fields as $field)
{
$columns[$field->NAME] = $field->TYPE;
}
}
else
{
foreach ($fields as $field)
{
// Do some dirty translation to MySQL output.
// TODO: Come up with and implement a standard across databases.
$columns[$field->NAME] = (object) array(
'Field' => $field->NAME,
'Type' => $field->TYPE,
'Null' => ($field->NOTNULL == '1' ? 'NO' : 'YES'),
'Default' => $field->DFLT_VALUE,
'Key' => ($field->PK != '0' ? 'PRI' : '')
);
}
}
$this->setOption(PDO::ATTR_CASE, $fieldCasing);
return $columns;
}
/**
* Get the details list of keys for a table.
*
* @param string $table The name of the table.
*
* @return array An array of the column specification for the table.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableKeys($table)
{
$this->connect();
$keys = array();
$query = $this->getQuery(true);
$fieldCasing = $this->getOption(PDO::ATTR_CASE);
$this->setOption(PDO::ATTR_CASE, PDO::CASE_UPPER);
$table = strtoupper($table);
$query->setQuery('pragma table_info( ' . $table . ')');
// $query->bind(':tableName', $table);
$this->setQuery($query);
$rows = $this->loadObjectList();
foreach ($rows as $column)
{
if ($column->PK == 1)
{
$keys[$column->NAME] = $column;
}
}
$this->setOption(PDO::ATTR_CASE, $fieldCasing);
return $keys;
}
/**
* Method to get an array of all tables in the database (schema).
*
* @return array An array of all the tables in the database.
*
* @since 12.1
* @throws RuntimeException
*/
public function getTableList()
{
$this->connect();
$type = 'table';
$query = $this->getQuery(true)
->select('name')
->from('sqlite_master')
->where('type = :type')
->bind(':type', $type)
->order('name');
$this->setQuery($query);
$tables = $this->loadColumn();
return $tables;
}
/**
* Get the version of the database connector.
*
* @return string The database connector version.
*
* @since 12.1
*/
public function getVersion()
{
$this->connect();
$this->setQuery("SELECT sqlite_version()");
return $this->loadResult();
}
/**
* Select a database for use.
*
* @param string $database The name of the database to select for use.
*
* @return boolean True if the database was successfully selected.
*
* @since 12.1
* @throws RuntimeException
*/
public function select($database)
{
$this->connect();
return true;
}
/**
* Set the connection to use UTF-8 character encoding.
*
* Returns false automatically for the Oracle driver since
* you can only set the character set when the connection
* is created.
*
* @return boolean True on success.
*
* @since 12.1
*/
public function setUtf()
{
$this->connect();
return false;
}
/**
* Locks a table in the database.
*
* @param string $table The name of the table to unlock.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
* @throws RuntimeException
*/
public function lockTable($table)
{
return $this;
}
/**
* Renames a table in the database.
*
* @param string $oldTable The name of the table to be renamed
* @param string $newTable The new name for the table.
* @param string $backup Not used by Sqlite.
* @param string $prefix Not used by Sqlite.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
* @throws RuntimeException
*/
public function renameTable($oldTable, $newTable, $backup = null, $prefix = null)
{
$this->setQuery('ALTER TABLE ' . $oldTable . ' RENAME TO ' . $newTable)->execute();
return $this;
}
/**
* Unlocks tables in the database.
*
* @return FOFDatabaseDriverSqlite Returns this object to support chaining.
*
* @since 12.1
* @throws RuntimeException
*/
public function unlockTables()
{
return $this;
}
/**
* Test to see if the PDO ODBC connector is available.
*
* @return boolean True on success, false otherwise.
*
* @since 12.1
*/
public static function isSupported()
{
return class_exists('PDO') && in_array('sqlite', PDO::getAvailableDrivers());
}
/**
* Method to commit a transaction.
*
* @param boolean $toSavepoint If true, commit to the last savepoint.
*
* @return void
*
* @since 12.3
* @throws RuntimeException
*/
public function transactionCommit($toSavepoint = false)
{
$this->connect();
if (!$toSavepoint || $this->transactionDepth <= 1)
{
parent::transactionCommit($toSavepoint);
}
else
{
$this->transactionDepth--;
}
}
/**
* Method to roll back a transaction.
*
* @param boolean $toSavepoint If true, rollback to the last savepoint.
*
* @return void
*
* @since 12.3
* @throws RuntimeException
*/
public function transactionRollback($toSavepoint = false)
{
$this->connect();
if (!$toSavepoint || $this->transactionDepth <= 1)
{
parent::transactionRollback($toSavepoint);
}
else
{
$savepoint = 'SP_' . ($this->transactionDepth - 1);
$this->setQuery('ROLLBACK TO ' . $this->quoteName($savepoint));
if ($this->execute())
{
$this->transactionDepth--;
}
}
}
/**
* Method to initialize a transaction.
*
* @param boolean $asSavepoint If true and a transaction is already active, a savepoint will be created.
*
* @return void
*
* @since 12.3
* @throws RuntimeException
*/
public function transactionStart($asSavepoint = false)
{
$this->connect();
if (!$asSavepoint || !$this->transactionDepth)
{
parent::transactionStart($asSavepoint);
}
$savepoint = 'SP_' . $this->transactionDepth;
$this->setQuery('SAVEPOINT ' . $this->quoteName($savepoint));
if ($this->execute())
{
$this->transactionDepth++;
}
}
}
home/digilove/public_html/110/libraries/fof/database/query/sqlite.php 0000644 00000016630 15242535755 0021575 0 ustar 00 <?php
/**
* @package FrameworkOnFramework
* @subpackage database
* @copyright Copyright (C) 2010-2016 Nicholas K. Dionysopoulos / Akeeba Ltd. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*
* This file is adapted from the Joomla! Platform. It is used to iterate a database cursor returning FOFTable objects
* instead of plain stdClass objects
*/
// Protect from unauthorized access
defined('FOF_INCLUDED') or die;
/**
* SQLite Query Building Class.
*
* @since 12.1
*/
class FOFDatabaseQuerySqlite extends FOFDatabaseQueryPdo implements FOFDatabaseQueryPreparable, FOFDatabaseQueryLimitable
{
/**
* @var integer The offset for the result set.
* @since 12.1
*/
protected $offset;
/**
* @var integer The limit for the result set.
* @since 12.1
*/
protected $limit;
/**
* @var array Bounded object array
* @since 12.1
*/
protected $bounded = array();
/**
* Method to add a variable to an internal array that will be bound to a prepared SQL statement before query execution. Also
* removes a variable that has been bounded from the internal bounded array when the passed in value is null.
*
* @param string|integer $key The key that will be used in your SQL query to reference the value. Usually of
* the form ':key', but can also be an integer.
* @param mixed &$value The value that will be bound. The value is passed by reference to support output
* parameters such as those possible with stored procedures.
* @param integer $dataType Constant corresponding to a SQL datatype.
* @param integer $length The length of the variable. Usually required for OUTPUT parameters.
* @param array $driverOptions Optional driver options to be used.
*
* @return FOFDatabaseQuerySqlite
*
* @since 12.1
*/
public function bind($key = null, &$value = null, $dataType = PDO::PARAM_STR, $length = 0, $driverOptions = array())
{
// Case 1: Empty Key (reset $bounded array)
if (empty($key))
{
$this->bounded = array();
return $this;
}
// Case 2: Key Provided, null value (unset key from $bounded array)
if (is_null($value))
{
if (isset($this->bounded[$key]))
{
unset($this->bounded[$key]);
}
return $this;
}
$obj = new stdClass;
$obj->value = &$value;
$obj->dataType = $dataType;
$obj->length = $length;
$obj->driverOptions = $driverOptions;
// Case 3: Simply add the Key/Value into the bounded array
$this->bounded[$key] = $obj;
return $this;
}
/**
* Retrieves the bound parameters array when key is null and returns it by reference. If a key is provided then that item is
* returned.
*
* @param mixed $key The bounded variable key to retrieve.
*
* @return mixed
*
* @since 12.1
*/
public function &getBounded($key = null)
{
if (empty($key))
{
return $this->bounded;
}
else
{
if (isset($this->bounded[$key]))
{
return $this->bounded[$key];
}
}
}
/**
* Gets the number of characters in a string.
*
* Note, use 'length' to find the number of bytes in a string.
*
* Usage:
* $query->select($query->charLength('a'));
*
* @param string $field A value.
* @param string $operator Comparison operator between charLength integer value and $condition
* @param string $condition Integer value to compare charLength with.
*
* @return string The required char length call.
*
* @since 13.1
*/
public function charLength($field, $operator = null, $condition = null)
{
return 'length(' . $field . ')' . (isset($operator) && isset($condition) ? ' ' . $operator . ' ' . $condition : '');
}
/**
* Clear data from the query or a specific clause of the query.
*
* @param string $clause Optionally, the name of the clause to clear, or nothing to clear the whole query.
*
* @return FOFDatabaseQuerySqlite Returns this object to allow chaining.
*
* @since 12.1
*/
public function clear($clause = null)
{
switch ($clause)
{
case null:
$this->bounded = array();
break;
}
parent::clear($clause);
return $this;
}
/**
* Concatenates an array of column names or values.
*
* Usage:
* $query->select($query->concatenate(array('a', 'b')));
*
* @param array $values An array of values to concatenate.
* @param string $separator As separator to place between each value.
*
* @return string The concatenated values.
*
* @since 11.1
*/
public function concatenate($values, $separator = null)
{
if ($separator)
{
return implode(' || ' . $this->quote($separator) . ' || ', $values);
}
else
{
return implode(' || ', $values);
}
}
/**
* Method to modify a query already in string format with the needed
* additions to make the query limited to a particular number of
* results, or start at a particular offset. This method is used
* automatically by the __toString() method if it detects that the
* query implements the FOFDatabaseQueryLimitable interface.
*
* @param string $query The query in string format
* @param integer $limit The limit for the result set
* @param integer $offset The offset for the result set
*
* @return string
*
* @since 12.1
*/
public function processLimit($query, $limit, $offset = 0)
{
if ($limit > 0 || $offset > 0)
{
$query .= ' LIMIT ' . $offset . ', ' . $limit;
}
return $query;
}
/**
* Sets the offset and limit for the result set, if the database driver supports it.
*
* Usage:
* $query->setLimit(100, 0); (retrieve 100 rows, starting at first record)
* $query->setLimit(50, 50); (retrieve 50 rows, starting at 50th record)
*
* @param integer $limit The limit for the result set
* @param integer $offset The offset for the result set
*
* @return FOFDatabaseQuerySqlite Returns this object to allow chaining.
*
* @since 12.1
*/
public function setLimit($limit = 0, $offset = 0)
{
$this->limit = (int) $limit;
$this->offset = (int) $offset;
return $this;
}
/**
* Add to the current date and time.
* Usage:
* $query->select($query->dateAdd());
* Prefixing the interval with a - (negative sign) will cause subtraction to be used.
*
* @param datetime $date The date or datetime to add to
* @param string $interval The string representation of the appropriate number of units
* @param string $datePart The part of the date to perform the addition on
*
* @return string The string with the appropriate sql for addition of dates
*
* @since 13.1
* @link http://www.sqlite.org/lang_datefunc.html
*/
public function dateAdd($date, $interval, $datePart)
{
// SQLite does not support microseconds as a separate unit. Convert the interval to seconds
if (strcasecmp($datePart, 'microseconds') == 0)
{
$interval = .001 * $interval;
$datePart = 'seconds';
}
if (substr($interval, 0, 1) != '-')
{
return "datetime('" . $date . "', '+" . $interval . " " . $datePart . "')";
}
else
{
return "datetime('" . $date . "', '" . $interval . " " . $datePart . "')";
}
}
/**
* Gets the current date and time.
*
* Usage:
* $query->where('published_up < '.$query->currentTimestamp());
*
* @return string
*
* @since 3.4
*/
public function currentTimestamp()
{
return 'CURRENT_TIMESTAMP';
}
}