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#-------------------------------------------------------------------
# 宝塔Linux面板
#-------------------------------------------------------------------
# Copyright (c) 2015-2099 宝塔软件(http://bt.cn) All rights reserved.
#-------------------------------------------------------------------
# Author: hwliang <hwl@bt.cn>
#-------------------------------------------------------------------
#------------------------------
# sqlite模型
#------------------------------
import os,sys,re,json,shutil,psutil,time
from databaseModel.base import databaseBase
import public,db
try:
from BTPanel import session
except :pass
class main(databaseBase):
db_file = '{}/data/db_model.json'.format(public.get_panel_path())
def get_list(self,args):
"""
@name 获取数据库列表
@param args['path'] 数据库文件路径
@return list
"""
result = []
data = self.get_database_list()
for sfile in data:
info = {}
info['name'] = os.path.basename(sfile)
if 'name' in data[sfile]:
info['name'] = data[sfile]['name']
info['path'] = sfile
if os.path.exists(sfile):
info['size'] = os.path.getsize(sfile)
info['st_time'] = int(os.path.getmtime(sfile))
info['backup_count'] = 0
try:
get = public.dict_obj()
get.path = sfile
nlist = self.get_backup_list(get)
info['backup_count'] = len(nlist)
except:pass
result.append(info)
return result
def AddDatabase(self,args):
try:
"""
@name 添加数据库
@param args['name'] 数据库名称
@param args['path'] 数据库路径
@return bool
"""
name = None
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库路径错误.')
if 'name' in args:
name = args.name
name = name.replace(' ','')
info = self.get_db_info(path)
if not info:
return public.returnMsg(False,'数据库文件错误,不是有效的sqlite数据库文件.')
if not name:
name = os.path.basename(path)
data = self.get_database_list()
if path in data:
return public.returnMsg(False,'数据库已存在.')
data[path] = {'name':name}
public.writeFile(self.db_file,json.dumps(data))
return public.returnMsg(True,'添加成功.')
except Exception as e:
return public.returnMsg(False,'添加失败.'+str(e))
def DeleteDatabase(self,args):
"""
@name 删除数据库
@param args['path'] 数据库路径
@return bool
"""
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
del data[path]
public.writeFile(self.db_file,json.dumps(data))
return public.returnMsg(True,'删除成功.')
def ToBackup(self,args):
"""
@name 备份数据库
@param args['path'] 数据库路径
@return bool
"""
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
fileName = '{}_{}'.format(time.strftime('%Y%m%d_%H%M%S',time.localtime()),os.path.basename(path))
backup_path = '{}/database/sqlite/{}'.format(session['config']['backup_path'],public.md5(path))
if not os.path.exists(backup_path):
os.makedirs(backup_path)
backup_file = '{}/{}'.format(backup_path,fileName)
shutil.copy(path,backup_file)
if os.path.exists(backup_file):
return public.returnMsg(True,'备份成功.')
return public.returnMsg(False,'备份失败.')
def DelBackup(self,args):
"""
@删除备份文件
"""
file = args.file
if os.path.exists(file): os.remove(file)
return public.returnMsg(True, 'DEL_SUCCESS');
def get_backup_list(self,get):
"""
@获取备份文件列表
"""
nlist = []
search = ''
path = get.path
if hasattr(get,'search'):
search = get['search'].strip().lower()
path = session['config']['backup_path'] + '/database/sqlite/' + public.md5(path)
if not os.path.exists(path): os.makedirs(path)
for name in os.listdir(path):
if search:
if name.lower().find(search) == -1: continue;
arrs = name.split('_')
filepath = '{}/{}'.format(path,name).replace('//','/')
stat = os.stat(filepath)
item = {}
item['name'] = name
item['filepath'] = filepath
item['size'] = stat.st_size
item['mtime'] = int(stat.st_mtime)
nlist.append(item)
return nlist
def get_table_list(self,args):
"""
@name 获取数据库表列表
@param args['path'] 数据库路径
@return list
"""
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
result = []
sql = db['sql']
tables = sql.query('select `name` from sqlite_master where type="table"')
for table in tables:
info = {}
info['name'] = table[0]
if info['name'] in ['sqlite_sequence']:
continue
info['count'] = sql.table(info['name']).count() #获取表记录数
result.append(info) #添加到结果列表
return result
def get_table_info(self,args):
"""
@name 获取表信息
@param args['path'] 数据库路径
@param args['table'] 表名
@return list
"""
path = args.path
table = args.table
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql'].table(table) #获取表对象
order = ""
if hasattr(args,'order'):
order = args.order
where = '1=1'
limit = 10
if hasattr(args,'limit'):
limit = int(args.limit)
if hasattr(args,'search') and args.search:
w_list = []
slist = sql.query('PRAGMA table_info({})'.format(table))
for val in slist:
w_list.append("`{}` like '%{}%'".format(val[1],args.search))
where = ' or '.join(w_list)
import page
#实例化分页类
page = page.Page()
info = {}
info['count'] = sql.where(where,()).count()
info['row'] = limit
info['uri'] = args
info['p'] = 1
if hasattr(args,'p'):
info['p'] = int(args['p'])
info['return_js'] = ''
if hasattr(args,'tojs'):
info['return_js'] = args.tojs
data['where'] = where
data['page'] = page.GetPage(info,'1,2,3,4,5,8') #获取分页数据
data['data'] = sql.where(where,()).order(order).limit(str(page.SHIFT)+','+str(page.ROW)).select() #取出数据
for item in data['data']:
for key in item:
if isinstance(item[key], (bytes,bytearray)):
item[key] = str(item[key])
return data
def update_table_info(self,args):
"""
@name 更新表信息
@param args['path'] 数据库路径
@param args['table'] 表名
@param args['where_data'] 修改前数据
@param args['new_data'] 修改后数据
@return bool
"""
path = args.path
table = args.table
where_data = args.where_data
new_data = args.new_data
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql'].table(table)
where = self.__get_where(where_data,sql,table)
if sql.where(where,()).count() <= 0:
return public.returnMsg(False,'更新失败，数据不存在.')
res = sql.where(where,()).update(new_data)
if not res:
return public.returnMsg(False,'更新失败.')
return public.returnMsg(True,'更新成功.')
def create_table(self,args):
"""
@name 创建表
"""
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
table = args.table
sql_shell = args.sql_shell
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql']
tables = sql.query('select `name` from sqlite_master where type="table"')
if table in tables:
return public.returnMsg(False,'数据表已存在.')
result = sql.execute(sql_shell)
tables = sql.query('select `name` from sqlite_master where type="table"')
if table in tables:
return public.returnMsg(True,'创建成功.')
else:
return public.returnMsg(False,'创建失败,error:{}'.format(result))
def execute_sql(self,args):
"""
@name 执行SQL语句
@param args['path'] 数据库路径
@param args['sql_shell'] SQL语句
@return bool
"""
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
sql_shell = args.sql_shell
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql']
result = sql.execute(sql_shell)
if result.find('error') != -1:
return public.returnMsg(True,'执行成功,受影响行数{}.'.format(result))
return public.returnMsg(False,'执行失败,{}'.format(result))
def query_sql(self,args):
"""
@name 查询sql
@param args['path'] 数据库路径
@param args['sql_shell'] sql语句
"""
path = args.path
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
sql_shell = args.sql_shell
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql']
res = sql.query(sql_shell)
result = {}
if type(res) == list:
result['status'] = True
result['list'] = res
else:
result['status'] = False
result['msg'] = res
return result
def create_table_data(self,args):
"""
@name 添加数据
@param args['path'] 数据库路径
@param args['table'] 表名
@param args['new_data'] 数据
"""
path = args.path
table = args.table
new_data = args.new_data
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql'].table(table)
new_data = self.__format_table_info(sql,table,new_data) #格式化数据
keys,param = self.__format_pdata(new_data)
res = sql.add(keys,param)
if not res:
return public.returnMsg(False,'添加数据失败，{}.'.format(res)) #添加失败，返回错误信息
return public.returnMsg(True,'添加数据成功.')
def delete_table_data(self,args):
"""
@name 删除数据
@param args['path'] 数据库路径
@param args['table'] 表名
@param args['where_data'] 删除数据
"""
path = args.path
table = args.table
where_data = args.where_data
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
sql = db['sql'].table(table)
where = self.__get_where(where_data,sql,table)
count = sql.where(where,()).count() #获取数据条数
sql.where(where,()).delete() #删除数据
if count == 0:
return public.returnMsg(False,'删除数据失败，数据不存在.')
return public.returnMsg(True,'删除成功，共删除数据 {} 条.'.format(count)) #返回成功信息
def get_keys_bytable(self,args):
"""
@name 获取表字段
@param args['path'] 数据库路径
@param args['table'] 表名
@return list
"""
path = args.path
table = args.table
if not os.path.exists(path):
return public.returnMsg(False,'数据库不存在.')
data = self.get_database_list()
if not path in data:
return public.returnMsg(False,'数据库不存在.')
db = self.get_db_info(path)
if not db:
return public.returnMsg(False,'数据库文件错误.')
result = []
sql = db['sql'].table(table)
slist = sql.query('PRAGMA table_info({})'.format(table))
if not slist:
return public.returnMsg(False, '无法获取表信息或表不存在。')
for val in slist:
if len(val) >= 6:
result.append({'name': val[1], 'type': val[2].lower(), 'pk': val[5]})
else:
print("数据格式不符合预期，表可能不含有足够的字段信息。")
continue
return result
def __get_table_pk(self,sql,table):
"""
@name 获取表主键
@param sql sql对象
@return array
"""
res = []
slist = sql.query('PRAGMA table_info({})'.format(table))
for val in slist:
if val[5] == 1:
res.append(val[1])
return res
def __get_where(self,where_data,sql,table = None):
"""
@name 获取where条件
"""
res = []
pks = self.__get_table_pk(sql,table)
if len(pks) > 0:
for pk in pks:
if pk in where_data:
if type(where_data[pk]) == int:
res.append(" `{}` = {}".format(pk,where_data[pk]))
else:
res.append("`{}` = '{}'".format(pk,where_data[pk]))
else:
for key in where_data:
if type(where_data[key]) == int:
res.append(" {}={} ".format(key,where_data[key]))
else:
res.append(" {}='{}' ".format(key,where_data[key]))
if len(res) == 0:
return ' 1 = 1'
return ' and '.join(res)
def __format_table_info(self,sql,talbe,data):
"""
@name 添加时删除自增字段
@param sql 表对象
@param data 数据
@return dict
"""
slist = sql.query('PRAGMA table_info({})'.format(talbe)) #获取表结构
for val in slist:
if val[5]:
del data[val[1]] #删除自增字段
return data
def get_database_list(self):
"""
@name 获取数据库列表
"""
data = {}
try:
data = json.loads(public.readFile(self.db_file))
except:pass
return data
#构造数据
def __format_pdata(self,pdata):
keys = pdata.keys()
keys_str = ','.join(["`{}`".format(i) for i in keys])
param = []
for k in keys: param.append(pdata[k])
return keys_str,tuple(param)
def get_db_info(self,path):
"""
@name 获取数据库信息
@param path 数据库路径
@return dict
"""
result = False
try:
sql = db.Sql().set_dbfile(path)
data = sql.query('select `name` from sqlite_master where type="table"')
if type(data) == str:
return False
result = {}
result['tab_count'] = len(data)
result['size'] = os.path.getsize(path)
result['sql'] = sql
print(result)
except:pass
return result
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