unit u_sys_update_net;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, ComCtrls, ExtCtrls, DB, ADODB,inifiles, StdCtrls,ShellApi;

type
  Tfrm_sys_update_net = class(TForm)
    Animate1: TAnimate;
    Panel1: TPanel;
    t_sys_soft_do: TADOQuery;
    t_sys_soft_doDSDesigner: TStringField;
    t_sys_soft_doDSDesigner2: TBlobField;
    t_sys_soft_doDSDesigner1: TStringField;
    t_sys_soft_doDSDesigner22: TStringField;
    t_sys_soft_doDSDesigner3: TStringField;
    RichEdit1: TMemo;
    p_update: TADOStoredProc;
    t_sys_soft_update: TADOQuery;
    db_update: TADOConnection;
    t_sql: TADOQuery;
    t_readme: TADOQuery;
    procedure FormShow(Sender: TObject);
    procedure db_updateBeforeConnect(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  frm_sys_update_net: Tfrm_sys_update_net;

implementation

uses u_main, my_sys_function, u_sys_update, my_sys_chat;

{$R *.dfm}

procedure Tfrm_sys_update_net.FormShow(Sender: TObject);
var
  table:Tadoquery;
  inifile1:Tinifile;
  str:string;
  j:integer;
  if_add:boolean;
  if_error:boolean;
begin
  try
    if not DirectoryExists(ExtractFilePath(Application.ExeName)+'update') then
      CreateDir(ExtractFilePath(Application.ExeName)+'update');
    frm_main.Hide;
    table:=Tadoquery.Create(application);
    table.Connection:=frm_main.db;
    table.SQL.text:='select 版本号,版本1,版本2,版本3 from t_sys_soft';
    table.open;
    j:=strtoint(table.fieldbyname('版本1').asstring)*10000
      +strtoint(table.fieldbyname('版本2').asstring)*100
      +strtoint(table.fieldbyname('版本3').asstring);
    Panel1.Caption:='软件下载中...';
    update_soft_down;
    Panel1.Caption:='软件升级中...';
    inifile1:=Tinifile.Create(ExtractFilePath(application.ExeName)+'update\'+'版本号.ini');
    str:=inifile1.ReadString('版本号','版本1','');
    str:=str+inifile1.ReadString('版本号','版本2','');
    str:=str+inifile1.ReadString('版本号','版本3','');
    inifile1.Free;
    t_sql.close;
    t_sql.Parameters.ParamByName('版本号').value:=j;
    t_sql.open;
    t_readme.close;
    t_readme.Parameters.ParamByName('版本号').value:=j;
    t_readme.open;
    t_sys_soft_update.open;

    t_sql.first;
    while not t_sql.eof do
    begin
      try
        p_update.Parameters.ParamByName('SQLStr').value:=t_sql.fieldbyname('执行').asstring;
        p_update.ExecProc;
      except
        frm_sys_update.t_sys_soft_error.insert;
        frm_sys_update.t_sys_soft_error['针对版本']:=j;
        frm_sys_update.t_sys_soft_error['升级日期']:=date;
        frm_sys_update.t_sys_soft_error['升级人']:=employee;
        frm_sys_update.t_sys_soft_error['执行文件']:=t_sql.fieldbyname('执行').asstring;
        frm_sys_update.t_sys_soft_error.post;
        if_error:=true;
      end;
      t_sql.next;
    end;

    t_readme.first;
    while not t_readme.eof do
    begin
      t_sys_soft_update.insert;
      t_sys_soft_update['版本号']:=copy(t_readme.fieldbyname('版本号').asstring,1,1)
                                  +'.'+copy(t_readme.fieldbyname('版本号').asstring,2,2)
                                  +'.'+copy(t_readme.fieldbyname('版本号').asstring,4,2);
      t_sys_soft_update['升级说明']:=t_readme.fieldbyname('更新说明').asstring;
      t_sys_soft_update['升级日期']:=date;
      t_sys_soft_update.post;
      t_readme.next;
    end;
   
    t_sys_soft_do.close;
    t_sys_soft_do.open;
    if_add:=true;
    while if_add do
    begin
      try
        t_sys_soft_do.edit;
        t_sys_soft_do['版本号']:=copy(str,1,1)+'.'+copy(str,2,2)+'.'+copy(str,4,2);
        t_sys_soft_do['版本1']:=copy(str,1,1);
        t_sys_soft_do['版本2']:=copy(str,2,2);
        t_sys_soft_do['版本3']:=copy(str,4,2);
        t_sys_soft_doDSDesigner2.LoadFromFile(ExtractFilePath(Application.ExeName)+'update\'+'鑫海达航运物流管理系统.zip');
        t_sys_soft_do.Post;
        if_add:=false;
      except
        sleep(1000);
      end;
    end;
    if if_error then
      showmessage('软件升级过程中产生错误，请登陆软件进行修复！！');
    if update_soft_banben_bendi(frm_main.db) then
    begin
      SendMsg_gonggao('52','软件系统已经升级，请退出重新登陆新版本！！');
      ShellExecute(Application.Handle,nil,PChar(ExtractFilePath(Application.ExeName)+'update.exe'),nil,nil,SW_NORMAL);
      application.Terminate;
    end;
  finally
    table.free;
  end;  
end;

procedure Tfrm_sys_update_net.db_updateBeforeConnect(Sender: TObject);
begin
  db_update.ConnectionString:='Provider=Microsoft.Jet.OLEDB.4.0;User ID=Admin;Data Source='
                             +ExtractFilePath(Application.ExeName)+'update\update.mdb;'
                             +'Mode=Share Deny None;Extended Properties="";'
                             +'Jet OLEDB:System database="";Jet OLEDB:Registry Path="";'
                             +'Jet OLEDB:Database Password="";Jet OLEDB:Engine Type=5;'
                             +'Jet OLEDB:Database Locking Mode=1;Jet OLEDB:Global Partial Bulk Ops=2;'
                             +'Jet OLEDB:Global Bulk Transactions=1;Jet OLEDB:New Database Password="";'
                             +'Jet OLEDB:Create System Database=False;Jet OLEDB:Encrypt Database=False;'
                             +'Jet OLEDB:Don'+''''+'t Copy Locale on Compact=False;'
                             +'Jet OLEDB:Compact Without Replica Repair=False;Jet OLEDB:SFP=False';
end;

end.