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Chris Sewell
2012-11-28 03:55:08 -05:00
parent 7adb399b2e
commit cf140a2e97
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66
lib/symfony/vendor/creole/drivers/mysql/metadata/MySQLDatabaseInfo.php vendored Executable file
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<?php
/*
* $Id: MySQLDatabaseInfo.php,v 1.13 2006/01/17 19:44:39 hlellelid Exp $
*
* 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 please see
* <http://creole.phpdb.org>.
*/
require_once 'creole/metadata/DatabaseInfo.php';
/**
* MySQL implementation of DatabaseInfo.
*
* @author Hans Lellelid <hans@xmpl.org>
* @version $Revision: 1.13 $
* @package creole.drivers.mysql.metadata
*/
class MySQLDatabaseInfo extends DatabaseInfo {
/**
* @throws SQLException
* @return void
*/
protected function initTables()
{
include_once 'creole/drivers/mysql/metadata/MySQLTableInfo.php';
// using $this->dblink was causing tests to break
// perhaps dblink is changed by another test ... ?
$result = @mysql_query("SHOW TABLES FROM `" . $this->dbname . "`", $this->conn->getResource());
if (!$result) {
throw new SQLException("Could not list tables", mysql_error($this->conn->getResource()));
}
while ($row = mysql_fetch_row($result)) {
$this->tables[strtoupper($row[0])] = new MySQLTableInfo($this, $row[0]);
}
$this->tablesLoaded = true;
}
/**
* MySQL does not support sequences.
*
* @return void
* @throws SQLException
*/
protected function initSequences()
{
// throw new SQLException("MySQL does not support sequences natively.");
}
}

252
lib/symfony/vendor/creole/drivers/mysql/metadata/MySQLTableInfo.php vendored Executable file
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<?php
/*
* $Id: MySQLTableInfo.php,v 1.20 2006/01/17 19:44:39 hlellelid Exp $
*
* 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 please see
* <http://creole.phpdb.org>.
*/
require_once 'creole/metadata/TableInfo.php';
/**
* MySQL implementation of TableInfo.
*
* @author Hans Lellelid <hans@xmpl.org>
* @version $Revision: 1.20 $
* @package creole.drivers.mysql.metadata
*/
class MySQLTableInfo extends TableInfo {
/** Loads the columns for this table. */
protected function initColumns()
{
include_once 'creole/metadata/ColumnInfo.php';
include_once 'creole/drivers/mysql/MySQLTypes.php';
if (!@mysql_select_db($this->dbname, $this->conn->getResource())) {
throw new SQLException('No database selected');
}
// To get all of the attributes we need, we use
// the MySQL "SHOW COLUMNS FROM $tablename" SQL. We cannot
// use the API functions (e.g. mysql_list_fields() because they
// do not return complete information -- e.g. precision / scale, default
// values).
$res = mysql_query("SHOW COLUMNS FROM `" . $this->name . "`", $this->conn->getResource());
$defaults = array();
$nativeTypes = array();
$precisions = array();
while($row = mysql_fetch_assoc($res)) {
$name = $row['Field'];
$is_nullable = ($row['Null'] == 'YES');
$is_auto_increment = (strpos($row['Extra'], 'auto_increment') !== false);
$size = null;
$precision = null;
$scale = null;
if (preg_match('/^(\w+)[\(]?([\d,]*)[\)]?( |$)/', $row['Type'], $matches)) {
// colname[1] size/precision[2]
$nativeType = $matches[1];
if ($matches[2]) {
if ( ($cpos = strpos($matches[2], ',')) !== false) {
$size = (int) substr($matches[2], 0, $cpos);
$precision = $size;
$scale = (int) substr($matches[2], $cpos + 1);
} else {
$size = (int) $matches[2];
}
}
} elseif (preg_match('/^(\w+)\(/', $row['Type'], $matches)) {
$nativeType = $matches[1];
} else {
$nativeType = $row['Type'];
}
//BLOBs can't have any default values in MySQL
$default = preg_match('~blob|text~', $nativeType) ? null : $row['Default'];
$this->columns[$name] = new ColumnInfo($this,
$name,
MySQLTypes::getType($nativeType),
$nativeType,
$size,
$precision,
$scale,
$is_nullable,
$default,
$is_auto_increment,
$row);
}
$this->colsLoaded = true;
}
/** Loads the primary key information for this table. */
protected function initPrimaryKey()
{
include_once 'creole/metadata/PrimaryKeyInfo.php';
// columns have to be loaded first
if (!$this->colsLoaded) $this->initColumns();
if (!@mysql_select_db($this->dbname, $this->conn->getResource())) {
throw new SQLException('No database selected');
}
// Primary Keys
$res = mysql_query("SHOW KEYS FROM `" . $this->name . "`", $this->conn->getResource());
// Loop through the returned results, grouping the same key_name together
// adding each column for that key.
while($row = mysql_fetch_assoc($res)) {
// Skip any non-primary keys.
if ($row['Key_name'] !== 'PRIMARY') {
continue;
}
$name = $row["Column_name"];
if (!isset($this->primaryKey)) {
$this->primaryKey = new PrimaryKeyInfo($name, $row);
}
$this->primaryKey->addColumn($this->columns[$name]);
}
$this->pkLoaded = true;
}
/** Loads the indexes for this table. */
protected function initIndexes() {
include_once 'creole/metadata/IndexInfo.php';
// columns have to be loaded first
if (!$this->colsLoaded) $this->initColumns();
if (!@mysql_select_db($this->dbname, $this->conn->getResource())) {
throw new SQLException('No database selected');
}
// Indexes
$res = mysql_query("SHOW INDEX FROM `" . $this->name . "`", $this->conn->getResource());
// Loop through the returned results, grouping the same key_name together
// adding each column for that key.
while($row = mysql_fetch_assoc($res)) {
$colName = $row["Column_name"];
$name = $row["Key_name"];
if($name == "PRIMARY") {
continue;
}
if (!isset($this->indexes[$name])) {
$isUnique = ($row["Non_unique"] == 0);
$this->indexes[$name] = new IndexInfo($name, $isUnique, $row);
}
$this->indexes[$name]->addColumn($this->columns[$colName]);
}
$this->indexesLoaded = true;
}
/**
* Load foreign keys for supporting versions of MySQL.
* @author Tony Bibbs
*/
protected function initForeignKeys() {
// First make sure we have supported version of MySQL:
$res = mysql_query("SELECT VERSION()");
$row = mysql_fetch_row($res);
// Yes, it is OK to hardcode this...this was the first version of MySQL
// that supported foreign keys
if ($row[0] < '3.23.44') {
$this->fksLoaded = true;
return;
}
include_once 'creole/metadata/ForeignKeyInfo.php';
// columns have to be loaded first
if (!$this->colsLoaded) $this->initColumns();
if (!@mysql_select_db($this->dbname, $this->conn->getResource())) {
throw new SQLException('No database selected');
}
// Get the CREATE TABLE syntax
$res = mysql_query("SHOW CREATE TABLE `" . $this->name . "`", $this->conn->getResource());
$row = mysql_fetch_row($res);
// Get the information on all the foreign keys
$regEx = '/FOREIGN KEY \(`([^`]*)`\) REFERENCES `([^`]*)` \(`([^`]*)`\)(.*)/';
if (preg_match_all($regEx,$row[1],$matches)) {
$tmpArray = array_keys($matches[0]);
foreach ($tmpArray as $curKey) {
$name = $matches[1][$curKey];
$ftbl = $matches[2][$curKey];
$fcol = $matches[3][$curKey];
$fkey = $matches[4][$curKey];
if (!isset($this->foreignKeys[$name])) {
$this->foreignKeys[$name] = new ForeignKeyInfo($name);
if ($this->database->hasTable($ftbl)) {
$foreignTable = $this->database->getTable($ftbl);
} else {
$foreignTable = new MySQLTableInfo($this->database, $ftbl);
$this->database->addTable($foreignTable);
}
if ($foreignTable->hasColumn($fcol)) {
$foreignCol = $foreignTable->getColumn($fcol);
} else {
$foreignCol = new ColumnInfo($foreignTable, $fcol);
$foreignTable->addColumn($foreignCol);
}
//typical for mysql is RESTRICT
$fkactions = array(
'ON DELETE' => ForeignKeyInfo::RESTRICT,
'ON UPDATE' => ForeignKeyInfo::RESTRICT,
);
if ($fkey) {
//split foreign key information -> search for ON DELETE and afterwords for ON UPDATE action
foreach (array_keys($fkactions) as $fkaction) {
$result = NULL;
preg_match('/' . $fkaction . ' (' . ForeignKeyInfo::CASCADE . '|' . ForeignKeyInfo::SETNULL . ')/', $fkey, $result);
if ($result && is_array($result) && isset($result[1])) {
$fkactions[$fkaction] = $result[1];
}
}
}
$this->foreignKeys[$name]->addReference($this->columns[$name], $foreignCol, $fkactions['ON DELETE'], $fkactions['ON UPDATE']);
}
}
}
$this->fksLoaded = true;
}
protected function initVendorSpecificInfo()
{
$res = mysql_query("SHOW TABLE STATUS LIKE '" . $this->name . "'", $this->conn->getResource());
$this->vendorSpecificInfo = mysql_fetch_assoc($res);
$this->vendorLoaded = true;
}
}