Files
Phraseanet/lib/classes/base.class.php
2011-09-20 12:26:46 +02:00

606 lines
17 KiB
PHP

<?php
abstract class base
{
var $schema = false;
var $conn = false;
var $dbname = false;
var $passwd = false;
var $user = false;
var $port = false;
var $host = false;
var $type = false;
function init_conn()
{
require dirname(__FILE__) . '/../../config/connexion.inc';
$this->conn = mysql_connect($hostname . ":" . $port, $user, $password, true);
mysql_set_charset('utf8', $this->conn);
mysql_query("SET character_set_results = 'utf8', character_set_client = 'utf8', character_set_connection = 'utf8', character_set_database = 'utf8', character_set_server = 'utf8'", $this->conn);
if ($this->conn !== false)
return true;
return false;
}
function __destruct()
{
}
function load_schema($schema_type)
{
$this->schema = false;
$structure = simplexml_load_file(dirname(__FILE__) . "/../../lib/conf.d/bases_structure.xml");
if ($structure !== false)
{
if ($schema_type === 'application_box')
$this->schema = $structure->appbox;
if ($schema_type === 'data_box')
$this->schema = $structure->databox;
}
return $this->schema !== false ? true : false;
}
function createDb($dbname)
{
if ($this->schema)
{
$sql = 'CREATE DATABASE `' . mysql_real_escape_string($dbname, $this->conn) . '` CHARACTER SET utf8 COLLATE utf8_unicode_ci';
if (mysql_query($sql, $this->conn) || mysql_select_db($dbname, $this->conn))
{
mysql_select_db($dbname, $this->conn);
foreach ($this->schema->tables->table as $table)
{
$this->createTable($table);
}
$this->dbname = $dbname;
if (defined('GV_version'))
$this->setVersion(GV_version);
return true;
}
else
return false;
}
return false;
}
private function createTable($table)
{
$field_stmt = $defaults_stmt = array();
$create_stmt = "CREATE TABLE `" . mysql_real_escape_string($table['name'], $this->conn) . "` (";
foreach ($table->fields->field as $field)
{
$isnull = trim($field->null) == "" ? "NOT NULL" : "NULL";
if (trim($field->default) != "" && trim($field->default) != "CURRENT_TIMESTAMP")
$is_default = " default '" . $field->default . "'";
elseif (trim($field->default) == "CURRENT_TIMESTAMP")
$is_default = " default " . $field->default;
else
$is_default = '';
$character_set = '';
if (in_array(strtolower((string) $field->type), array('text', 'longtext', 'mediumtext', 'tinytext')) || substr(strtolower((string) $field->type), 0, 7) == 'varchar' || in_array(substr(strtolower((string) $field->type), 0, 4), array('char', 'enum')))
{
$collation = trim((string) $field->collation) != '' ? trim((string) $field->collation) : 'utf8_unicode_ci';
$code = array_pop(array_reverse(explode('_', $collation)));
$character_set = ' CHARACTER SET ' . $code . ' COLLATE ' . $collation;
}
$field_stmt[] = " `" . mysql_real_escape_string($field->name, $this->conn) . "` " . $field->type . " " . $field->extra . " " . $character_set . " " . $is_default . " " . $isnull . "";
}
if ($table->indexes)
{
foreach ($table->indexes->index as $index)
{
switch ($index->type)
{
case "PRIMARY":
{
$primary_fields = array();
foreach ($index->fields->field as $field)
{
$primary_fields[] = "`" . mysql_real_escape_string($field, $this->conn) . "`";
}
$field_stmt[] = 'PRIMARY KEY (' . implode(',', $primary_fields) . ')';
};
break;
case "UNIQUE":
{
$unique_fields = array();
foreach ($index->fields->field as $field)
{
$unique_fields[] = "`" . mysql_real_escape_string($field, $this->conn) . "`";
}
$field_stmt[] = 'UNIQUE KEY `' . mysql_real_escape_string($index->name, $this->conn) . '` (' . implode(',', $unique_fields) . ')';
};
break;
case "INDEX":
{
$index_fields = array();
foreach ($index->fields->field as $field)
{
$index_fields[] = "`" . mysql_real_escape_string($field, $this->conn) . "`";
}
$field_stmt[] = 'KEY `' . mysql_real_escape_string($index->name, $this->conn) . '` (' . implode(',', $index_fields) . ')';
};
break;
}
}
}
if ($table->defaults)
{
foreach ($table->defaults->default as $default)
{
$k = $v = array();
foreach ($default->data as $data)
{
$k[] = mysql_real_escape_string($data['key'], $this->conn);
if ($k === 'usr_password')
$data = hash('sha256', $data);
$v[] = mysql_real_escape_string(trim(str_replace(array("\r\n", "\r", "\n", "\t"), '', $data)), $this->conn);
}
$k = implode(',', $k);
$v = str_ireplace(array('"NOW()"', '"null"'), array('NOW()', 'null'), '"' . implode('","', $v) . '"');
$defaults_stmt[] = 'INSERT INTO ' . mysql_real_escape_string($table['name'], $this->conn) . ' (' . $k . ') VALUES (' . $v . ') ';
}
}
$engine = mb_strtolower(trim($table->engine));
$engine = in_array($engine, array('innodb', 'myisam')) ? $engine : 'innodb';
$create_stmt .= implode(',', $field_stmt);
$create_stmt .= ") ENGINE=" . $engine . " CHARACTER SET utf8 COLLATE utf8_unicode_ci;";
mysql_query($create_stmt, $this->conn);
foreach ($defaults_stmt as $def)
{
mysql_query($def, $this->conn);
}
}
private function upgradeTable($table)
{
$correct_table = array('fields' => array(), 'indexes' => array(), 'collation' => array());
$alter = $alter_pre = array();
if ($table)
{
foreach ($table->fields->field as $field)
{
$expr = trim((string) $field->type);
$_extra = trim((string) $field->extra);
if ($_extra)
$expr .= ' ' . $_extra;
$collation = trim((string) $field->collation) != '' ? trim((string) $field->collation) : 'utf8_unicode_ci';
if (in_array(strtolower((string) $field->type), array('text', 'longtext', 'mediumtext', 'tinytext')) || substr(strtolower((string) $field->type), 0, 7) == 'varchar' || in_array(substr(strtolower((string) $field->type), 0, 4), array('char', 'enum')))
{
$code = array_pop(array_reverse(explode('_', $collation)));
$collation = ' CHARACTER SET ' . $code . ' COLLATE ' . $collation;
$correct_table['collation'][trim((string) $field->name)] = $collation;
$expr .= $collation;
}
$_null = mb_strtolower(trim((string) $field->null));
if (!$_null || $_null == 'no')
$expr .= ' NOT NULL';
$_default = (string) $field->default;
if ($_default && $_default != 'CURRENT_TIMESTAMP')
$expr .= ' DEFAULT \'' . $_default . '\'';
elseif ($_default == 'CURRENT_TIMESTAMP')
$expr .= ' DEFAULT ' . $_default . '';
$correct_table['fields'][trim((string) $field->name)] = $expr;
}
if ($table->indexes)
{
foreach ($table->indexes->index as $index)
{
$i_name = (string) $index->name;
$expr = array();
foreach ($index->fields->field as $field)
$expr[] = '`' . trim((string) $field) . '`';
$expr = implode(', ', $expr);
switch ((string) $index->type)
{
case "PRIMARY":
$correct_table['indexes']['PRIMARY'] = 'PRIMARY KEY (' . $expr . ')';
break;
case "UNIQUE":
$correct_table['indexes'][$i_name] = 'UNIQUE KEY `' . $i_name . '` (' . $expr . ')';
break;
case "INDEX":
$correct_table['indexes'][$i_name] = 'KEY `' . $i_name . '` (' . $expr . ')';
break;
}
}
}
$sql = "SHOW FULL FIELDS FROM `" . $table['name'] . "`";
if ($rs2 = mysql_query($sql, $this->conn))
{
while ($row2 = mysql_fetch_assoc($rs2))
{
$f_name = $row2['Field'];
$expr_found = trim($row2['Type']);
$_extra = $row2['Extra'];
if ($_extra)
$expr_found .= ' ' . $_extra;
$_collation = $row2['Collation'];
$current_collation = '';
if ($_collation)
{
$_collation = explode('_', $row2['Collation']);
$expr_found .= $current_collation = ' CHARACTER SET ' . $_collation[0] . ' COLLATE ' . implode('_', $_collation);
}
$_null = mb_strtolower(trim($row2['Null']));
if (!$_null || $_null == 'no')
$expr_found .= ' NOT NULL';
$_default = $row2['Default'];
if ($_default)
{
if (trim($row2['Type']) == 'timestamp' && $_default == 'CURRENT_TIMESTAMP')
$expr_found .= ' DEFAULT CURRENT_TIMESTAMP';
else
$expr_found .= ' DEFAULT \'' . $_default . '\'';
}
if (isset($correct_table['fields'][$f_name]))
{
if (isset($correct_table['collation'][$f_name]) && $correct_table['collation'][$f_name] != $current_collation)
{
$old_type = mb_strtolower(trim($row2['Type']));
$new_type = false;
switch ($old_type)
{
case 'text':
$new_type = 'blob';
break;
case 'longtext':
$new_type = 'longblob';
break;
case 'mediumtext':
$new_type = 'mediumblob';
break;
case 'tinytext':
$new_type = 'tinyblob';
break;
default:
if (substr($old_type, 0, 4) == 'char')
$new_type = 'varbinary(255)';
if (substr($old_type, 0, 7) == 'varchar')
$new_type = 'varbinary(767)';
break;
}
if ($new_type)
{
$alter_pre[] = "ALTER TABLE `" . $table['name'] . "` CHANGE `$f_name` `$f_name` " . $new_type . "";
}
}
if (strtolower($expr_found) !== strtolower($correct_table['fields'][$f_name]))
{
$alter[] = "ALTER TABLE `" . $table['name'] . "` CHANGE `$f_name` `$f_name` " . $correct_table['fields'][$f_name];
}
unset($correct_table['fields'][$f_name]);
}
// else
// {
// $alter[] = "ALTER TABLE `".$table['name']."` DROP `$f_name`";
// }
}
foreach ($correct_table['fields'] as $f_name => $expr)
{
$alter[] = "ALTER TABLE `" . $table['name'] . "` ADD `$f_name` " . $correct_table['fields'][$f_name];
}
mysql_free_result($rs2);
}
$tIndex = array();
$sql = "SHOW INDEXES FROM `" . $table['name'] . "`";
if ($rs2 = mysql_query($sql, $this->conn))
{
while ($row2 = mysql_fetch_assoc($rs2))
{
if (!isset($tIndex[$row2['Key_name']]))
$tIndex[$row2['Key_name']] = array('unique' => ((int) ($row2['Non_unique']) == 0), 'columns' => array());
$tIndex[$row2['Key_name']]['columns'][(int) ($row2['Seq_in_index'])] = $row2['Column_name'];
}
mysql_free_result($rs2);
foreach ($tIndex as $kIndex => $vIndex)
{
$strColumns = array();
foreach ($vIndex['columns'] as $column)
$strColumns[] = '`' . $column . '`';
$strColumns = '(' . implode(', ', $strColumns) . ')';
if ($kIndex == 'PRIMARY')
$expr_found = 'PRIMARY KEY ' . $strColumns;
else
{
if ($vIndex['unique'])
$expr_found = 'UNIQUE KEY `' . $kIndex . '` ' . $strColumns;
else
$expr_found = 'KEY `' . $kIndex . '` ' . $strColumns;
}
$full_name_index = ($kIndex == 'PRIMARY') ? 'PRIMARY KEY' : ('INDEX `' . $kIndex . '`');
if (isset($correct_table['indexes'][$kIndex]))
{
if (mb_strtolower($expr_found) !== mb_strtolower($correct_table['indexes'][$kIndex]))
{
$alter[] = 'ALTER TABLE `' . $table['name'] . '` DROP ' . $full_name_index . ', ADD ' . $correct_table['indexes'][$kIndex];
}
unset($correct_table['indexes'][$kIndex]);
}
// else
// $alter[] = 'ALTER TABLE `'.$table['name'].'` DROP ' . $full_name_index;
}
}
foreach ($correct_table['indexes'] as $kIndex => $expr)
$alter[] = 'ALTER TABLE `' . $table['name'] . '` ADD ' . $expr;
}
$return = true;
foreach ($alter_pre as $a)
{
if (!mysql_query($a, $this->conn))
$return = false;
}
foreach ($alter as $a)
{
if (!mysql_query($a, $this->conn))
{
if (GV_debug)
{
echo $a, ' -- ', mysql_error($this->conn), '<br/>';
}
$return = false;
}
}
return $return;
}
function upgradeDb()
{
require_once dirname(__FILE__) . '/../version.inc';
if ($this->schema && $this->dbname)
{
$allTables = array();
foreach ($this->schema->tables->table as $table)
$allTables[(string) $table['name']] = $table;
$sql = "SHOW TABLE STATUS";
if ($rs = mysql_query($sql, $this->conn))
{
while ($row = mysql_fetch_assoc($rs))
{
$tname = $row["Name"];
if (isset($allTables[$tname]))
{
$engine = strtolower(trim($allTables[$tname]->engine));
$ref_engine = strtolower($row['Engine']);
if ($engine != $ref_engine && in_array($engine, array('innodb', 'myisam')))
{
$sql = 'ALTER TABLE `' . $tname . '` ENGINE = ' . $engine;
mysql_query($sql, $this->conn);
}
self::upgradeTable($allTables[$tname]);
unset($allTables[$tname]);
}
}
mysql_free_result($rs);
}
foreach ($allTables as $tname => $table)
{
$this->createTable($table);
}
}
$current_version = self::getVersion();
if (self::apply_patches($current_version, GV_version))
self::setVersion(GV_version);
return true;
}
function apply_patches($from, $to)
{
if (version_compare($from, $to, '='))
return true;
$list_patches = array();
$iterator = new DirectoryIterator(GV_RootPath . 'lib/classes/patch/');
foreach ($iterator as $fileinfo)
{
if (!$fileinfo->isDot())
{
if (substr($fileinfo->getFilename(), 0, 1) == '.')
continue;
$classname = 'patch_' . array_pop(array_reverse(explode('.', $fileinfo->getFilename())));
$patch = new $classname();
if (!in_array($this->type, $patch->concern()))
continue;
if (!version_compare($patch->get_release(), $from, '>') || !version_compare($patch->get_release(), $to, '<='))
{
continue;
}
$list_patches[$patch->get_release()][] = $patch;
}
}
ksort($list_patches);
$success = true;
foreach ($list_patches as $v => $patches)
{
foreach ($patches as $patch)
{
if (!$patch->apply($this->id))
$success = false;
}
}
return $success;
}
function upgradeAvalaible()
{
if ($this->type == 'application_box')
$sql = 'SELECT version FROM sitepreff';
if ($this->type == 'data_box')
$sql = 'SELECT value AS version FROM pref WHERE prop="version" LIMIT 1;';
if ($sql !== '')
{
if ($rs = mysql_query($sql, $this->conn))
{
if ($row = mysql_fetch_assoc($rs))
$version = $row['version'];
}
}
if (isset($version))
return version_compare(GV_version, $version, '>');
else
return true;
}
private function setVersion($version)
{
$sql = '';
if ($this->type == 'application_box')
$sql = 'UPDATE sitepreff SET version = "' . $version . '"';
if ($this->type == 'data_box')
{
$sql = 'DELETE FROM pref WHERE prop="version" AND locale IS NULL';
mysql_query($sql, $this->conn);
$sql = 'REPLACE INTO pref (id, prop, value,locale, updated_on) VALUES (null, "version", "' . $version . '","", NOW())';
}
if ($sql !== '')
{
if (mysql_query($sql, $this->conn))
return true;
}
return false;
}
public function getVersion()
{
$sql = '';
if ($this->type == 'application_box')
$sql = 'SELECT version FROM sitepreff';
if ($this->type == 'data_box')
{
$sql = 'DELETE FROM pref WHERE prop="version" AND locale IS NULL';
mysql_query($sql, $this->conn);
$sql = 'SELECT value AS version FROM pref WHERE prop="version" LIMIT 1;';
}
if ($sql !== '')
{
if ($rs = mysql_query($sql, $this->conn))
{
if ($row = mysql_fetch_assoc($rs))
{
return $row['version'];
}
}
}
return '0.0.0';
}
}