Init Repo

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root
2019-09-06 23:53:10 +08:00
commit f0ef89dfbb
7905 changed files with 914138 additions and 0 deletions

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<?php
interface LtDbConnectionAdapter
{
/**
* @todo 兼容使用Unix Domain Socket方式连接数据库可以不指定port
*/
public function connect($connConf);
public function exec($sql, $connResource);
public function query($sql, $connResource);
public function lastInsertId($connResource);
public function escape($sql, $connResource);
}

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<?php
class LtDbConnectionAdapterMysql implements LtDbConnectionAdapter
{
public function connect($connConf)
{
return mysql_connect($connConf["host"] . ":" . $connConf["port"], $connConf["username"], $connConf["password"]);
}
public function exec($sql, $connResource)
{
return mysql_query($sql, $connResource) ? mysql_affected_rows($connResource) : false;
}
public function query($sql, $connResource)
{
$result = mysql_query($sql, $connResource);
$rows = array();
while($row = mysql_fetch_assoc($result))
{
$rows[] = $row;
}
return $rows;
}
public function lastInsertId($connResource)
{
return mysql_insert_id($connResource);
}
public function escape($sql, $connResource)
{
return mysql_real_escape_string($sql, $connResource);
}
}

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<?php
class LtDbConnectionAdapterMysqli implements LtDbConnectionAdapter
{
public function connect($connConf)
{
return new mysqli($connConf["host"], $connConf["username"], $connConf["password"], $connConf["dbname"], $connConf["port"]);
}
public function exec($sql, $connResource)
{
$connResource->query($sql);
return $connResource->affected_rows;
}
public function query($sql, $connResource)
{
$rows = array();
$result = $connResource->query($sql);
while($row = $result->fetch_assoc())
{
$rows[] = $row;
}
return $rows;
}
public function lastInsertId($connResource)
{
return $connResource->insert_id;
}
public function escape($sql, $connResource)
{
return mysqli_real_escape_string($connResource, $sql);
}
}

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<?php
class LtDbConnectionAdapterPdo implements LtDbConnectionAdapter
{
public function connect($connConf)
{
// $option = array(PDO::ATTR_PERSISTENT => true);
if (isset($connConf['pconnect']) && true == $connConf['pconnect'])
{
$option[PDO::ATTR_PERSISTENT] = true;
}
else
{
$option[PDO::ATTR_PERSISTENT] = false;
}
switch ($connConf['adapter'])
{
case "pdo_mysql":
$dsn = "mysql:host={$connConf['host']};dbname={$connConf['dbname']}";
break;
case "pdo_sqlite":
$connConf["host"] = rtrim($connConf["host"], '\\/') . DIRECTORY_SEPARATOR;
if (!is_dir($connConf["host"]))
{
if (!@mkdir($connConf["host"], 0777, true))
{
trigger_error("Can not create {$connConf['host']}");
}
}
$dsn = "{$connConf['sqlite_version']}:{$connConf['host']}{$connConf['dbname']}";
break;
case "pdo_pgsql":
$dsn = "pgsql:host={$connConf['host']} port={$connConf['port']} dbname={$connConf['dbname']} user={$connConf['username']} password={$connConf['password']}";
break;
case "odbc":
$dsn = "odbc:" . $connConf["host"];
break;
}
return new PDO($dsn, $connConf['username'], $connConf['password'], $option);
}
public function exec($sql, $connResource)
{
return $connResource->exec($sql);
}
public function query($sql, $connResource)
{
return $connResource->query($sql)->fetchAll(PDO::FETCH_ASSOC);
}
/**
*
* @todo pgsql support
*/
public function lastInsertId($connResource)
{
return $connResource->lastInsertId();
}
public function escape($sql, $connResource)
{
// quote返回值带最前面和最后面的单引号, 这里去掉, DbHandler中加
return trim($connResource->quote($sql), "'");
}
}

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<?php
class LtDbConnectionAdapterPgsql implements LtDbConnectionAdapter
{
public function connect($connConf)
{
if (isset($connConf['pconnect']) && true == $connConf['pconnect'])
{
$func = 'pg_pconnect';
}
else
{
$func = 'pg_connect';
}
return $func("host={$connConf['host']} port={$connConf['port']} user={$connConf['username']} password={$connConf['password']}");
}
public function exec($sql, $connResource)
{
$result = pg_query($connResource, $sql);
return pg_affected_rows($result);
}
public function query($sql, $connResource)
{
$result = pg_query($connResource, $sql);
return pg_fetch_all($result);
}
// SELECT CURRVAL(
// pg_get_serial_sequence('my_tbl_name','id_col_name'));"
// ------------------------------------------------------
// CREATE FUNCTION last_insert_id() RETURNS bigint AS $$
// SELECT lastval();
// $$ LANGUAGE SQL VOLATILE;
public function lastInsertId($connResource)
{
$result = pg_query($connResource, "SELECT lastval()");
$row = pg_fetch_array($result, 0, PGSQL_NUM);
return $row[0];
}
public function escape($sql, $connResource)
{
return pg_escape_string($sql);
}
}

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<?php
/**
* Sqlite 预定义了类 SQLiteDatabase 本实现没有使用。
* 这里使用的全部是过程函数。
* 无论是函数还是类本实现只支持sqlite的2.x系列版本。
* php5.3新增扩展sqlite3用来支持3.x版本。
* PDO则同时支持2.x和3.x版本。
*/
class LtDbConnectionAdapterSqlite implements LtDbConnectionAdapter
{
public function connect($connConf)
{
if (isset($connConf['pconnect']) && true == $connConf['pconnect'])
{
$func = 'sqlite_popen';
}
else
{
$func = 'sqlite_open';
}
$connConf["host"] = rtrim($connConf["host"], '\\/') . DIRECTORY_SEPARATOR;
if(!is_dir($connConf["host"]))
{
if(!@mkdir($connConf["host"], 0777, true))
{
trigger_error("Can not create {$connConf['host']}");
}
}
$error = '';
$connResource = $func($connConf["host"] . $connConf["dbname"], 0666, $error);
if (!$connResource)
{
trigger_error($error, E_USER_ERROR);
}
else
{
return $connResource;
}
}
public function exec($sql, $connResource)
{
if(empty($sql))
{
return 0;
}
sqlite_exec($connResource, $sql);
// echo '<pre>';
// print_r(debug_backtrace());
// debug_print_backtrace();
// echo '</pre>';
// delete from table 结果为0原因未知。
// 使用 delete from table where 1 能返回正确结果
return sqlite_changes($connResource);
}
public function query($sql, $connResource)
{
$result = sqlite_query($connResource, $sql, SQLITE_ASSOC);
return sqlite_fetch_all($result, SQLITE_ASSOC);
}
public function lastInsertId($connResource)
{
return sqlite_last_insert_rowid($connResource);
}
public function escape($sql, $connResource)
{
return sqlite_escape_string($sql);
}
}

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<?php
interface LtDbSqlAdapter
{
/**
* Return SQL statements
*/
public function setCharset($charset);
public function setSchema($schema);
public function showSchemas($database);
public function showTables($schema);
public function showFields($table);
public function beginTransaction();
public function commit();
public function rollBack();
public function limit($limit, $offset);
/**
* Retrive recordset
*/
public function getSchemas($queryResult);
public function getTables($queryResult);
public function getFields($queryResult);
/**
* Parse SQL
*/
public function detectQueryType($sql);
}

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<?php
class LtDbSqlAdapterMysql implements LtDbSqlAdapter
{
public function setCharset($charset)
{
return "SET NAMES " . str_replace('-', '', $charset);
}
public function setSchema($schema)
{
return "USE $schema";
}
public function showSchemas($database)
{
return "SHOW DATABASES";
}
public function showTables($schema)
{
return "SHOW TABLES";
}
public function showFields($table)
{
return "DESCRIBE $table";
}
public function beginTransaction()
{
return "START TRANSACTION";
}
public function commit()
{
return "COMMIT";
}
public function rollBack()
{
return "ROLLBACK";
}
public function limit($limit, $offset)
{
return " LIMIT $limit OFFSET $offset";
}
public function getSchemas($queryResult)
{
}
public function getTables($queryResult)
{
}
public function getFields($queryResult)
{
foreach ($queryResult as $key => $value)
{
$fields[$value['Field']]['name'] = $value['Field'];
$fields[$value['Field']]['type'] = $value['Type'];
/*
* not null is NO or empty, null is YES
*/
$fields[$value['Field']]['notnull'] = (bool) ($value['Null'] != 'YES');
$fields[$value['Field']]['default'] = $value['Default'];
$fields[$value['Field']]['primary'] = (strtolower($value['Key']) == 'pri');
}
return $fields;
}
public function detectQueryType($sql)
{
if (preg_match("/^\s*SELECT|^\s*EXPLAIN|^\s*SHOW|^\s*DESCRIBE/i", $sql))
{
$ret = 'SELECT';
}
else if (preg_match("/^\s*INSERT/i", $sql))
{
$ret = 'INSERT';
}
else if (preg_match("/^\s*UPDATE|^\s*DELETE|^\s*REPLACE/i", $sql))
{
$ret = 'CHANGE_ROWS';
}
else if (preg_match("/^\s*USE|^\s*SET/i", $sql))
{
$ret = 'SET_SESSION_VAR';
}
else
{
$ret = 'OTHER';
}
return $ret;
}
}

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<?php
class LtDbSqlAdapterPgsql implements LtDbSqlAdapter
{
public function setCharset($charset)
{
return "SET client_encoding TO '$charset'";
}
public function setSchema($schema)
{
return "SET search_path TO $schema";
}
public function beginTransaction()
{
return "";
}
public function commit()
{
return "";
}
public function rollBack()
{
return "";
}
public function showSchemas($database)
{
}
public function showTables($schema)
{
return "SELECT case when n.nspname='public' then c.relname else n.nspname||'.'||c.relname end as relname
FROM pg_class c join pg_namespace n on (c.relnamespace=n.oid)
WHERE c.relkind = 'r'
AND n.nspname NOT IN ('information_schema','pg_catalog')
AND n.nspname NOT LIKE 'pg_temp%'
AND n.nspname NOT LIKE 'pg_toast%'
ORDER BY relname";
}
public function showFields($table)
{
return "SELECT a.attnum, a.attname AS field, t.typname AS type,
format_type(a.atttypid, a.atttypmod) AS complete_type,
a.attnotnull AS isnotnull,
( SELECT 't' FROM pg_index
WHERE c.oid = pg_index.indrelid
AND pg_index.indkey[0] = a.attnum
AND pg_index.indisprimary = 't') AS pri,
(SELECT pg_attrdef.adsrc FROM pg_attrdef
WHERE c.oid = pg_attrdef.adrelid
AND pg_attrdef.adnum=a.attnum) AS default
FROM pg_attribute a, pg_class c, pg_type t
WHERE c.relname = '$table'
AND a.attnum > 0
AND a.attrelid = c.oid
AND a.atttypid = t.oid
ORDER BY a.attnum";
}
public function limit($limit, $offset)
{
return " LIMIT $limit OFFSET $offset";
}
public function getSchemas($queryResult)
{
}
public function getTables($queryResult)
{
}
public function getFields($queryResult)
{
}
public function detectQueryType($sql)
{
}
}

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<?php
class LtDbSqlAdapterSqlite implements LtDbSqlAdapter
{
public function setCharset($charset)
{
// return 'PRAGMA encoding = "' . $charset . '"';
return '';
}
public function setSchema($schema)
{
return '';
}
public function beginTransaction()
{
return 'BEGIN TRANSACTION';
}
public function commit()
{
return 'COMMIT TRANSACTION';
}
public function rollBack()
{
return 'ROLLBACK TRANSACTION';
}
public function showSchemas($database)
{
//return "SHOW DATABASES";
return '';
}
public function showTables($schema)
{
// 临时表及其索引不在 SQLITE_MASTER 表中而在 SQLITE_TEMP_MASTER 中出现
return "SELECT name FROM sqlite_master WHERE type='table' UNION ALL SELECT name FROM sqlite_temp_master WHERE type='table' ORDER BY name";
}
public function showFields($table)
{
return "PRAGMA table_info('" . $table . "')";
}
public function limit($limit, $offset)
{
return " LIMIT $limit OFFSET $offset";
}
public function getSchemas($queryResult)
{
}
public function getTables($queryResult)
{
return $queryResult;
}
public function getFields($queryResult)
{
$fields = array();
foreach ($queryResult as $key => $value)
{
// 字段名
$fields[$value['name']]['name'] = $value['name'];
// 字段类型
$fulltype = $value['type'];
$size = null;
$precision = null;
$scale = null;
if (preg_match('/^([^\(]+)\(\s*(\d+)\s*,\s*(\d+)\s*\)$/',$fulltype, $matches))
{
$type = $matches[1];
$precision = $matches[2];
$scale = $matches[3]; // aka precision
}
elseif (preg_match('/^([^\(]+)\(\s*(\d+)\s*\)$/',$fulltype, $matches))
{
$type = $matches[1];
$size = $matches[2];
}
else
{
$type = $fulltype;
}
$fields[$value['name']]['type'] = $type;
/**
* not null is 99, null is 0
*/
$fields[$value['name']]['notnull'] = (bool) ($value['notnull'] != 0);
$fields[$value['name']]['default'] = $value['dflt_value'];
$fields[$value['name']]['primary'] = (bool) ($value['pk'] == 1 && strtoupper($fulltype) == 'INTEGER');
}
return $fields;
}
public function detectQueryType($sql)
{
if (preg_match("/^\s*SELECT|^\s*PRAGMA/i", $sql))
{
$ret = 'SELECT';
}
else if (preg_match("/^\s*INSERT/i", $sql))
{
$ret = 'INSERT';
}
else if (preg_match("/^\s*UPDATE|^\s*DELETE|^\s*REPLACE/i", $sql))
{
$ret = 'CHANGE_ROWS';
}
else if (preg_match("/^\s*USE|^\s*SET/i", $sql))
{
$ret = 'SET_SESSION_VAR';
}
else
{
$ret = 'OTHER';
}
return $ret;
}
}