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国内流行的内容管理系统（CMS）多端全媒体解决方案 https://www.dedebiz.com
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DedeV6/src/include/Lurd.class.php

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  1. <?php   if(!defined('DEDEINC')) exit("Request Error!");

  2. /**

  3.  *

  4.  *  本类用于指定一个 MySQL 的数据表

  5.  *  自动生成列出、修改、删除、增加等操作

  6.  *

  7.  *   2011-11-08 [完善]对LURD类进行如下完善

  8.  *		1.增加单条记录管理功能,指定$lurd->singleManage=TRUE,增加单条记录的管理页面;

  9.  *		2.修改LURD默认管理页面的体验;

  10.  *		3.模板页面支持~self~指向当前页地址;

  11.  *		4.lurd支持get模式,便于单条记录的管理;

  12.  *   2010-11-17 [修复]启用request类默认数据处理问题

  13.  *   2010-11-17 [修复]如果存在UNIQUE表字段分析错误的问题

  14.  *   2010-11-17 [增加]增加检索条件匹配方法

  15.  *   2010-11-16 [增加]如果表字段存在注释,则列表项的title中则直接显示注释信息

  16.  *   2010-11-14 [修复]数据表存在前缀,模板名称解析问题,同时可以对Lurd单独设定模板

  17.  *

  18.  *

  19.  * @version        $Id: lurd.class.php 7 14:07 2011/11/8 IT柏拉图,tianya $

  20.  * @package        DedeCMS.Libraries

  21.  * @copyright      Copyright (c) 2020, DedeBIZ.COM

  22.  * @license        https://www.dedebiz.com/license

  23.  * @link           https://www.dedebiz.com

  24.  */

  25. 

  26. require_once(DEDEINC.'/datalistcp.class.php');

  27. 

  28. /***********************************

  29.  @ class lurd

  30. 

  31. ***********************************/

  32. class Lurd extends DataListCP

  33. {

  34.     // 固定属性

  35.     var $dateTypes = array('DATE', 'DATETIME', 'TIMESTAMP', 'TIME', 'YEAR');

  36.     var $floatTypes = array('FLOAT', 'DOUBLE', 'DECIMAL');

  37.     var $intTypes = array('TINYINT', 'SMALLINT', 'MEDIUMINT', 'INT', 'BIGINT');

  38.     var $charTypes = array('VARCHAR', 'CHAR', 'TINYTEXT');

  39.     var $textTypes = array('TEXT', 'MEDIUMTEXT', 'LONGTEXT');

  40.     var $binTypes = array('TINYBLOB', 'BLOB', 'MEDIUMBLOB', 'LONGBLOB', 'BINARY', 'VARBINARY');

  41.     var $emTypes = array('ENUM', 'SET');

  42.     // 普通属性

  43.     var $tableName = '';

  44.     var $templateDir = '';

  45.     var $lurdTempdir = '';

  46.     var $tplName = '';

  47.     var $appName = '';

  48.     var $primaryKey = '';

  49.     var $autoField = '';

  50.     var $orderQuery = '';

  51.     // 所的字段及属性数组

  52.     var $fields = array(); 

  53.     // 当这个值为TRUE，每次都会生成新模板，用于调试模式

  54.     var $isDebug = FALSE;

  55.     // 文本内容安全级别 

  56.     // 0 为不处理， 1 为禁止不安全HTML内容(javascript等)，2完全禁止HTML内容，并替换部份不安全字符串（如：eval(、union、CONCAT(、--、等）

  57.     var $stringSafe = 1;

  58.     // 这个变量用于存放连结表的参数

  59.     // 可以通过 $lurd->AddLinkTable($tablelurd, linkfields, mylinkid, linkid); 联结一个表

  60.     var $linkTables = array();

  61.     // 联结表的指定字段(如果后一个表的字段和前一个重名, 前者会被替换)

  62.     var $addFields = array();

  63.     // 查询条件

  64.     var $searchParameters = array();

  65. 	

  66. 	// 单条记录管理,修改/删除

  67. 	var $singleManage = TRUE;

  68. 

  69.     //构造函数，指定要操作的表名

  70.     function __construct($tablename, $templatedir='', $lurdtempdir='')

  71.     {

  72.         global $dsql;

  73.         $prefix = "#@__";

  74.         $this->tplName = str_replace($prefix, '', $tablename);

  75.         $this->tableName = str_replace($prefix, $GLOBALS['cfg_dbprefix'], $tablename);

  76.         $this->templateDir = $templatedir;

  77.         $this->lurdTempdir = empty($lurdtempdir) ? $this->templateDir.'/lurd' : $lurdtempdir;

  78.         parent::__construct();

  79.         $this->AnalyseTable();

  80.         $ct = isset($GLOBALS['ct'])? $GLOBALS['ct'] : request('ct', '');

  81.         if(!empty($ct))

  82.         {

  83.             $this->SetParameter('ct', $ct);

  84.         }

  85.         $this->SetParameter('ac', 'list');

  86.     }

  87.     

  88.     //监听器，根据指定的ac(ac)调用相应处理方法

  89.     function ListenAll($listfield = '', $wherequery = '', $orderquery ='')

  90.     {

  91.         global $action;

  92.         $action = !empty($action)? $action : request('action');

  93.         switch($action)

  94.         {

  95.             case 'add' :

  96.                 $this->AddData();

  97.                 break;

  98.             case 'edit':

  99.                 $this->EditData();

  100.                 break;

  101.             case 'del':

  102.                 $this->DelData();

  103.                 break;

  104.             case 'saveadd':

  105.                 $this->SaveAddData();

  106.                 break;

  107.             case 'saveedit':

  108.                 $this->SaveEditData();

  109.                 break;

  110.             default:

  111.                 $this->ListData($listfield, $wherequery, $orderquery);

  112.                 break;

  113.         }

  114.     }

  115. 

  116.     // 指定主键

  117.     // 在数据表没有主键的情况下，必须指定一个字段为主键字段，否则系统用所有数据的md5值作为主键

  118.     function AddPriKey($fieldname)

  119.     {

  120.         $this->primaryKey = $fieldname;

  121.     }

  122.     

  123.     // 指定应用的名称

  124.     function AddAppName($appname)

  125.     {

  126.         $this->appName = $appname;

  127.     }

  128.     

  129.     //设置用于排序的SQL，如 order by id desc

  130.     function SetOrderQuery($query)

  131.     {

  132.         $this->orderQuery = $query;

  133.     }

  134.     

  135.     //强制指定字段为其它类型

  136.     function BindType($fieldname, $ftype, $format='')

  137.     {

  138.         //'type' =>'','length' =>'0','unsigned'=>FALSE,'autokey'=>FALSE,

  139.         //'null'=>FALSE,default'=>'','em'=>'','format'=>'','listtemplate'=>'','edittemplate'=>''

  140.         $typesArr = array_merge($this->dateTypes, $this->floatTypes, $this->intTypes, $this->charTypes, $this->textTypes, $this->binTypes, $this->emTypes);

  141.         if( isset($this->fields[$fieldname]) && in_array(strtoupper($ftype), $typesArr) )

  142.         {

  143.             $this->fields[$fieldname]['type'] = $ftype;

  144.             $this->fields[$fieldname]['format'] = $format;

  145.         }

  146.     }

  147.     

  148.     //强制指定字模板（列表list和编辑edit、增加add模板里用）

  149.     function BindTemplate($fieldname, $tmptype='list', $temp='')

  150.     {

  151.         if( isset($this->fields[$fieldname]) )

  152.         {

  153.             $this->fields[$fieldname][$tmptype.'template'] = $temp;

  154.         }

  155.     }

  156.     

  157.     // 列出数据

  158.     /*********************************

  159.      * $listfield = '' 指定要列出的字段(默认为'*') ，只需填写当前表

  160.                                                   联结表出的字段在 AddLinkTable 指定， 因此不需要 表名.字段名 方式识别

  161.      * $wherequery = '' 查询query，如果联结了其它表，需用 表名.字段名 识别字段

  162.      * $orderquery = '' 排序query，如果联结了其它表，需用 表名.字段名 识别字段

  163.      **********************************/

  164.     function ListData($listfield = '*', $wherequery = '', $orderquery ='', $Suff = '_list.htm')

  165.     {

  166.         $listdd = '';

  167.         if(trim($listfield)=='') $listfield = '*';

  168.         

  169.         $template = $this->templateDir.'/'.$this->tplName.$Suff;

  170.         //生成列表模板

  171.         if( !file_exists($template) || $this->isDebug )

  172.         {

  173.             $this->MakeListTemplate($listfield);

  174.         }

  175.         

  176.         // 获取检索条件

  177.         if( $wherequery == '' )

  178.         {

  179.             $wherequery = $this->GetSearchQuery();

  180.         }

  181. 

  182.         //是否有联结其它的表

  183.         $islink = count($this->linkTables) > 0 ? TRUE : FALSE;

  184.         //主表索引字段(Select * From 部份)

  185.         $listfields = explode(',', $listfield);

  186.         foreach($listfields as $v)

  187.         {

  188.                 $v = trim($v);

  189.                 if( !isset($this->fields[$v]) && $v != '*' ) continue;

  190.                 if($islink) {

  191.                     $listdd .= ($listdd=='' ? "{$this->tableName}.{$v}" : ", {$this->tableName}.{$v} ");

  192.                 }

  193.                 else {

  194.                     if($v=='*') $listdd .= ' * ';

  195.                     else $listdd .= ($listdd=='' ? "`$v`" : ",`$v`");

  196.                 }

  197.         }

  198.         if($listdd=='') $listdd = " * ";

  199.         

  200.         //联结表索引字段

  201.         if($islink)

  202.         {

  203.             $joinQuery = '';

  204.             foreach($this->linkTables as $k=>$linkTable)

  205.             {

  206.                 $k++;

  207.                 $linkTableName = $linkTable[0]->tableName;

  208.                 $joinQuery .= " LEFT JOIN `{$linkTableName}` ON {$linkTableName}.{$linkTable[2]} = {$this->tableName}.{$linkTable[1]} ";

  209.                 foreach($this->addFields as $f=>$v)

  210.                 {

  211.                     if($v['table'] != $linkTableName) continue;

  212.                     $listdd .= ", {$linkTableName}.{$f} ";

  213.                 }

  214.             }

  215.             $query = "SELECT $listdd FROM `{$this->tableName}` $joinQuery $wherequery $orderquery ";

  216.         }

  217.         else

  218.         {

  219.             $query = "SELECT $listdd FROM `{$this->tableName}` $wherequery $orderquery ";

  220.         }

  221.         

  222.         $this->SaveCurUrl();

  223.         $this->SetTemplate($template);

  224.         $this->SetSource($query);

  225.         $this->Display();

  226.     }

  227.     

  228.     //记录列表网址到cookie，方便返回时调用

  229.     function SaveCurUrl()

  230.     {

  231.         setcookie('LURD_GOBACK_URL', $this->GetCurFullUrl(), time()+3600, '/');

  232.     }

  233.     

  234.     function GetCurFullUrl()

  235.     {

  236.         if(!empty($_SERVER["REQUEST_URI"]))

  237.         {

  238.             $scriptName = $_SERVER["REQUEST_URI"];

  239.             $nowurl = $scriptName;

  240.         }

  241.         else

  242.         {

  243.             $scriptName = $_SERVER["PHP_SELF"];

  244.             $nowurl = empty($_SERVER["QUERY_STRING"]) ? $scriptName : $scriptName."?".$_SERVER["QUERY_STRING"];

  245.         }

  246.         return $nowurl;

  247.     }

  248.     

  249.     //生成全部模板

  250.     function MakeAllTemplate($listfield = '')

  251.     {

  252.         $this->MakeListTemplate($listfield);

  253.         $this->MakeAddEditTemplate('add');

  254.         $this->MakeAddEditTemplate('edit');

  255.     }

  256.     

  257.     //生成列表模板

  258.     function MakeListTemplate($listfield = '')

  259.     {

  260.         $templateTemplate = $this->lurdTempdir.'/lurd-list.htm';

  261.         $template = $this->templateDir.'/'.$this->tplName.'_list.htm';

  262.         $tempstr = '';

  263.         $fp = fopen($templateTemplate, 'r');

  264.         while( !feof($fp) ) $tempstr .= fread($fp, 1024);

  265.         fclose($fp);

  266.         $tempItems = array('appname'=>'', 'totalitem'=>'', 'titleitem'=>'', 'fielditem'=>'');

  267.         $tempItems['appname'] = empty($this->appName) ? "管理数据表： ".$this->tableName : $this->appName;

  268.         //设置选择项

  269.         $tempItems['totalitem'] = 1;

  270.         $tempItems['self'] = $_SERVER["PHP_SELF"];

  271.         $titleitem = "    <td class='nowrap'>选择</td>\r\n";

  272.         if( !preg_match("/,/", $this->primaryKey) )

  273.         {

  274.                 $fielditem = "    <td class='nowrap'><input type=\"checkbox\" name=\"{$this->primaryKey}[]\" value=\"{dede:field name='{$this->primaryKey}' /}\" /></td>\r\n";

  275.         }

  276.         else

  277.         {

  278.                 $prikeys = explode(',', $this->primaryKey);

  279.                 $prikeyValue = '<'.'?php echo md5("key"';

  280.                 foreach($prikeys as $v)

  281.                 {

  282.                     $prikeyValue .= '.$fields["'.$v.'"]';

  283.                 }

  284.                 $prikeyValue .= '); ?'.'>';

  285.                 $fielditem = "    <td class='nowrap'><input type=\"checkbox\" name=\"primarykey[]\" value=\"{$prikeyValue}\" /></td>\r\n";

  286.         }

  287.         //使用手工指定列出字段

  288.         if(!empty($listfield) && $listfield != '*' )

  289.         {

  290.             $listfields = explode(',', $listfield);

  291.             $tempItems['totalitem'] = count($listfields) + 1;

  292.             foreach($listfields as $k)

  293.             {

  294.                 $k = trim($k);

  295.                 if( !isset($this->fields[$k]) ) continue;

  296.                 $v = $this->fields[$k];

  297.                 $title = !empty($v['comment'])? $v['comment'] : $k;

  298.                 $titleitem .= "    <td class='nowrap'>$title</td>\r\n";

  299.                 if( !empty($v['listtemplate']) )

  300.                 {

  301.                     $fielditem .= "    <td class='nowrap'>{$v['listtemplate']}</td>\r\n";

  302.                 }

  303.                 else

  304.                 {

  305.                     $dofunc = $dtype = $fformat = '';

  306.                     $dtype = !empty($v['type']) ? $v['type'] : 'check';

  307.                     if(isset($v['format']))

  308.                     {

  309.                         $fformat = $v['format'];

  310.                     }

  311.                     if(isset($v['dofunc']))

  312.                     {

  313.                         $dofunc = $v['dofunc'];

  314.                     }

  315.                     if(isset($v['type']))

  316.                     {

  317.                         $this->fields[$k]['type'] = $v['type'];

  318.                     }

  319.                     if( in_array($v['type'], $this->floatTypes) ) 

  320.                     {

  321.                         $dtype = 'float';

  322.                         $dofunc = ($dofunc=='' ? "function=\"Lurd::FormatFloat(@me, '$fformat')\"" : '');

  323.                     }

  324.                     if( in_array($v['type'], $this->dateTypes) )

  325.                     {

  326.                         $dtype = 'date';

  327.                         $dofunc = ($dofunc=='' ? "function=\"Lurd::FormatDate(@me, '{$this->fields[$k]['type']}', '$fformat')\"" : '');

  328.                     }

  329.                     $fielditem .= "    <td class='nowrap'>{dede:field name='{$k}' $dofunc /}</td>\r\n";

  330.                 }

  331.             }//End foreach

  332.         }

  333.         //自动处理

  334.         else

  335.         {

  336.             foreach($this->fields as $k=>$v)

  337.             {

  338.                 if(in_array($v['type'], $this->binTypes) )

  339.                 {

  340.                     continue;

  341.                 }

  342.                 $tempItems['totalitem']++;

  343. 				$title = !empty($v['comment'])? $v['comment'] : $k;

  344.                 $titleitem .= "    <td class='nowrap'>$title</td>\r\n";

  345.                 $dofunc = $dtype = $fformat = '';

  346.                 if(isset($v['format']))

  347.                 {

  348.                         $fformat = $v['format'];

  349.                 }

  350.                 if( in_array($v['type'], $this->floatTypes) ) 

  351.                 {

  352.                     $dtype = 'float';

  353.                     $dofunc = ($dofunc=='' ? "function=\"Lurd::FormatFloat(@me, '$fformat')\"" : '');

  354.                 }

  355.                 if( in_array($v['type'], $this->dateTypes) )

  356.                 {

  357.                     $dtype = 'date';

  358.                     $dofunc = ($dofunc=='' ? "function=\"Lurd::FormatDate(@me, '{$this->fields[$k]['type']}', '$fformat')\"" : '');

  359.                 }

  360.                 $fielditem .= "    <td class='nowrap'>{dede:field name='{$k}' $dofunc /}</td>\r\n";

  361.             }

  362.         }

  363. 		

  364.         //是否有联结其它的表

  365.         $islink = count($this->linkTables) > 0 ? TRUE : FALSE;

  366.         //附加表的字段

  367.         if($islink)

  368.         {

  369.             foreach($this->addFields as $k=>$v)

  370.             {

  371.                 if(in_array($v['type'], $this->binTypes) )

  372.                 {

  373.                     continue;

  374.                 }

  375.                 $tempItems['totalitem']++;

  376.                 $titleitem .= "    <td class='nowrap'>$k</td>\r\n";

  377.                 $dofunc = $dtype = $fformat = '';

  378.                 if( in_array($v['type'], $this->floatTypes) ) 

  379.                 {

  380.                     $dtype = 'float';

  381.                     $dofunc = ($dofunc=='' ? "function=\"Lurd::FormatFloat(@me, '$fformat')\"" : '');

  382.                 }

  383.                 if( in_array($v['type'], $this->dateTypes) )

  384.                 {

  385.                     $dtype = 'date';

  386.                     $dofunc = ($dofunc=='' ? "function=\"Lurd::FormatDate(@me, '{$this->fields[$k]['type']}', '$fformat')\"" : '');

  387.                 }

  388.                 $fielditem .= "    <td class='nowrap'>{dede:field name='{$k}' $dofunc /}</td>\r\n";

  389.             }

  390.         }

  391. 		

  392. 		if($this->singleManage)

  393. 		{

  394. 			$tempItems['totalitem']++;

  395. 			$titleitem .= "    <td class='nowrap'>管理</td>\r\n";

  396. 			$currentUrl = $this->GetCurUrl();

  397. 			$fielditem .= "    <td class='nowrap'>  

  398. 			<a href=\"{$currentUrl}?{$this->primaryKey}={dede:field name='{$this->primaryKey}' /}&ac=edit&get=yes\">修改</a> 

  399. 			|  <a href=\"{$currentUrl}?{$this->primaryKey}={dede:field name='{$this->primaryKey}' /}&ac=del&get=yes\">删除</a> </td>\r\n";

  400. 		}

  401. 		

  402.         $tempItems['titleitem'] = $titleitem;

  403.         $tempItems['fielditem'] = $fielditem;

  404.         foreach($tempItems as $k => $v)

  405.         {

  406.             $tempstr = str_replace("~$k~", $v, $tempstr);

  407.         }

  408.         $fp = fopen($template, 'w');

  409.         fwrite($fp, $tempstr);

  410.         fclose($fp);

  411.     }

  412.     

  413.     //生成发布或编辑模板

  414.     function MakeAddEditTemplate($getTemplets='add')

  415.     {

  416.         $templateTemplate = $this->lurdTempdir."/lurd-{$getTemplets}.htm";

  417.         $template = $this->templateDir.'/'.$this->tplName."_{$getTemplets}.htm";

  418.         $tempstr = '';

  419.         $fp = fopen($templateTemplate, 'r');

  420.         while( !feof($fp) ) $tempstr .= fread($fp, 1024);

  421.         fclose($fp);

  422.         $tempItems = array('appname'=>'', 'fields'=>'', 'primarykey'=>'');

  423.         $tempItems['appname'] = empty($this->appName) ? "在 {$this->tableName} ".($getTemplets=='add' ? '添加数据' : '编辑数据' ) : $this->appName;

  424.         $tempItems['fields'] = '';

  425. 		$tempItems['self'] = $_SERVER["PHP_SELF"];

  426.         if( !preg_match("/,/", $this->primaryKey) )

  427.         {

  428.             $tempItems['primarykey'] = "    <input type=\"hidden\" name=\"{$this->primaryKey}\" value=\"{dede:field name='{$this->primaryKey}' /}\" />\r\n";

  429.         }

  430.         else

  431.         {

  432.             $prikeys = explode(',', $this->primaryKey);

  433.             $prikeyValue = '<'.'?php echo md5("key"';

  434.             foreach($prikeys as $v)

  435.             {

  436.                 $prikeyValue .= '.$fields["'.$v.'"]';

  437.             }

  438.             $prikeyValue .= '); ?'.'>';

  439.             $tempItems['primarykey'] = "    <input type=\"hidden\" name=\"primarykey[]\" value=\"{$prikeyValue}\" />\r\n";

  440.         }

  441.         $fielditem = '';

  442.         foreach($this->fields as $k=>$v)

  443.         {

  444.             $aeform = $dtype = $defaultvalue = $fformat = '';

  445. 			$title = !empty($v['comment'])? $v['comment'] : $k;

  446.             //在指定了字段模板情况下不使用自动生成

  447.             if(isset($this->fields[$k][$getTemplets.'template']))

  448.             {

  449.                 $fielditem .= $this->fields[$k][$getTemplets.'template'];

  450.                 continue;

  451.             }

  452.             //排除自动递增键

  453.             if($k==$this->autoField)

  454.             {

  455.                 continue;

  456.             }

  457.             //编辑时，排除主键

  458.             if($k==$this->primaryKey && $getTemplets=='edit')

  459.             {

  460.                 continue;

  461.             }

  462.             //格式化选项(编辑时用)

  463.             if(isset($this->fields[$k]['format']))

  464.             {

  465.                 $fformat = $this->fields[$k]['format'];

  466.             }

  467.             //获得字段默认值（编辑时从数据库获取）

  468.             if($getTemplets=='edit')

  469.             {

  470.                 if( in_array($this->fields[$k]['type'], $this->binTypes) ) $dfvalue = '';

  471.                 else $dfvalue = "{dede:field name='$k' /}";

  472.             }

  473.             else

  474.             {

  475.                 $dfvalue = $this->fields[$k]['default'];

  476.             }

  477.             //小数类型

  478.             if( in_array($this->fields[$k]['type'], $this->floatTypes) ) 

  479.             {

  480.                 if($getTemplets=='edit')

  481.                 {

  482.                     $dfvalue = "{dede:field name='$k' function=\"Lurd::FormatFloat(@me, '$fformat')\" /}";

  483.                 }

  484.                 else if($this->fields[$k]['default']=='')

  485.                 {

  486.                     $dfvalue = 0;

  487.                 }

  488.                 $aeform  = "<input type='input' name='{$k}' class='txtnumber' value='$dfvalue' />";

  489.             }

  490.             //整数类型

  491.             if( in_array($this->fields[$k]['type'], $this->intTypes) ) 

  492.             {

  493.                 $aeform  = "<input type='input' name='{$k}' class='txtnumber' value='$dfvalue' />";

  494.             }

  495.             //时间类型

  496.             else if( in_array($this->fields[$k]['type'], $this->dateTypes))

  497.             {

  498.                 if(empty($fformat)) $fformat = 'Y-m-d H:i:s';

  499.                 if($getTemplets=='edit')

  500.                 {

  501.                     $dfvalue = "{dede:field name='$k' function=\"MyDate(@me, '$fformat')\" /}";

  502.                 }

  503.                 else if(empty($this->fields[$k]['default']))

  504.                 {

  505.                     $dfvalue = "{dede:var.a function=\"MyDate(time(), '$fformat')\" /}";

  506.                 }

  507.                 $aeform  = "<input type='input' name='{$k}' class='txtdate' value='$dfvalue' />";

  508.             }

  509.             //长文本类型

  510.             else if( in_array($this->fields[$k]['type'], $this->textTypes))

  511.             {

  512.                 $aeform  = "<textarea name='$k' class='txtarea'>{$dfvalue}</textarea>";

  513.             }

  514.             //二进制类型

  515.             else if( in_array($this->fields[$k]['type'], $this->textTypes))

  516.             {

  517.                 $aeform = "<input type='file' name='$k' size='45' />";

  518.             }

  519.             //SET类型

  520.             else if( $this->fields[$k]['type']=='SET' )

  521.             {

  522.                 $ems = explode(',', $this->fields[$k]['em']);

  523.                 if($getTemplets=='edit')

  524.                 {

  525.                     $aeform .= '<'.'?php $enumItems = explode(\',\', $fields[\''.$k.'\']); ?'.'>';

  526.                 }

  527.                 foreach($ems as $em)

  528.                 {

  529.                     if($getTemplets=='add')

  530.                     {

  531.                         $aeform .= "<input type='checkbox' name='{$k}[]' value='$em' />$em \r\n";

  532.                     }

  533.                     else

  534.                     {

  535.                         $aeform .= "<input type='checkbox' name='{$k}[]' value='$em' {dede:if in_array('$em', \$enumItems)}checked{/dede:if} />$em \r\n";

  536.                     }

  537.                 }

  538.             }

  539.             //ENUM类型

  540.             else if( $this->fields[$k]['type']=='ENUM' )

  541.             {

  542.                 $ems = explode(',', $this->fields[$k]['em']);

  543.                 foreach($ems as $em)

  544.                 {

  545.                     if($getTemplets=='edit') {

  546.                         $aeform .= "<input type='radio' name='$k' value='$em' {dede:if \$fields['$k']}=='$em'}checked{/dede:if} />$em \r\n";

  547.                     }

  548.                     else {

  549.                         $aeform .= "<input type='radio' name='$k' value='$em' />$em \r\n";

  550.                     }

  551.                 }

  552.             }

  553.             else

  554.             {

  555.                 $aeform  = "<input type='input' name='{$k}' class='txt' value='$dfvalue' />";

  556.             }

  557.             $fielditem .= "    <tr>\r\n<td height='28' align='center' bgcolor='#FFFFFF'>{$title}</td>\r\n<td bgcolor='#FFFFFF'>{$aeform}</td>\r\n</tr>\r\n";

  558.         }

  559.         $tempItems['fields'] = $fielditem;

  560.         foreach($tempItems as $k=>$v)

  561.         {

  562.             $tempstr = str_replace("~$k~", $v, $tempstr);

  563.         }

  564.         $fp = fopen($template, 'w');

  565.         fwrite($fp, $tempstr);

  566.         fclose($fp);

  567.     }

  568. 

  569.     // 读取数据

  570.     function EditData()

  571.     {

  572.         $template = $this->templateDir.'/'.$this->tplName.'_edit.htm';

  573.         //生成列表模板

  574.         if( !file_exists($template) || $this->isDebug )

  575.         {

  576.             $this->MakeAddEditTemplate('edit');

  577.         }

  578.         $whereQuery = '';

  579.         $GLOBALS[$this->primaryKey] = isset($GLOBALS[$this->primaryKey])? $GLOBALS[$this->primaryKey] : request($this->primaryKey);

  580.         if(empty($GLOBALS['primarykey'][0]) && empty($GLOBALS[$this->primaryKey][0]))

  581.         {

  582.             ShowMsg('请选择要修改的记录！', '-1');

  583.             exit();

  584.         }

  585.         if(preg_match("/,/", $this->primaryKey))

  586.         {

  587.             $whereQuery = "WHERE md5(CONCAT('key', `".str_replace(',', '`,`', $this->primaryKey)."`) = '{$GLOBALS['primarykey'][0]}' ";

  588.         }

  589.         else

  590.         {

  591. 			$pkey = (request('get') == 'yes')? request($this->primaryKey) : $GLOBALS[$this->primaryKey][0];

  592.             $whereQuery = "WHERE `{$this->primaryKey}` = '".$GLOBALS[$this->primaryKey][0]."' ";

  593.         }

  594. 

  595.         //列出数据

  596.         $query = "SELECT * FROM `{$this->tableName}` $whereQuery ";

  597.         $this->SetTemplate($template);

  598.         $this->SetSource($query);

  599.         $this->Display();

  600.     }

  601. 

  602.     // 新增数据

  603.     function AddData()

  604.     {

  605.         $template = $this->templateDir.'/'.$this->tplName.'_add.htm';

  606.         //生成列表模板

  607.         if( !file_exists($template) || $this->isDebug )

  608.         {

  609.             $this->MakeAddEditTemplate('add');

  610.         }

  611.         //生成发布表单数据

  612.         $this->SetTemplate($template);

  613.         $this->Display();

  614.         exit();

  615.     }

  616. 

  617.     // 保存新增数据

  618.     function SaveAddData($isturn=TRUE)

  619.     {

  620.         $allfield = $allvalue = '';

  621.         foreach($this->fields as $k=>$v)

  622.         {

  623.             //自动递增键不处理

  624.             if($k==$this->autoField)

  625.             {

  626.                 continue;

  627.             }

  628.             $allfield .= ($allfield=='' ? "`$k`" : ' , '."`$k`");

  629.             $v = $this->GetData($k);

  630.             $allvalue .= ($allvalue=='' ? "'$v'" : ' , '."'$v'");

  631.         }

  632.         $inQuery = "INSERT INTO `$this->tableName`($allfield) VALUES($allvalue); ";

  633.         $rs = $this->dsql->ExecuteNoneQuery($inQuery);

  634.         

  635.         //只返回结果

  636.         if(!$isturn)

  637.         {

  638.             return $rs;

  639.         }

  640.         //完全处理模式

  641.         $gourl = !empty($_COOKIE['LURD_GOBACK_URL']) ? $_COOKIE['LURD_GOBACK_URL'] : '-1';

  642.         if(!$rs)

  643.         {

  644.             $this->dsql->SaveErrorLog($inQuery);

  645.             ShowMsg('保存数据失败，请检查数据库错误日志！', $gourl);

  646.             exit();

  647.         }

  648.         else

  649.         {

  650.             ShowMsg('成功保存一组数据！', $gourl);

  651.             exit();

  652.         }

  653.     }

  654. 

  655.     // 保存编辑数据

  656.     function SaveEditData($isturn=TRUE)

  657.     {

  658.         $editfield = '';

  659.         foreach($this->fields as $k=>$v)

  660.         {

  661.             //自动递增键不处理

  662.             $GLOBALS[$k] = isset($GLOBALS[$k])? $GLOBALS[$k] : $GLOBALS['request']->forms[$k];

  663.             if($k==$this->autoField || !isset($GLOBALS[$k]))

  664.             {

  665.                 continue;

  666.             }

  667.             $v = $this->GetData($k);

  668.             $editfield .= ($editfield=='' ? " `$k`='$v' " : ",\n `$k`='$v' ");

  669.         }

  670.         //获得主键值

  671.         if(preg_match("#,#", $this->primaryKey))

  672.         {

  673.             $keyvalue = (isset($GLOBALS['primarykey']) ? $GLOBALS['primarykey'] : '');

  674.         }

  675.         else

  676.         {

  677.             $keyvalue = $this->GetData($this->primaryKey);

  678.         }

  679.         $keyvalue = preg_replace("#[^0-9a-z]#i", "", $keyvalue);

  680.         if( !preg_match("#,#", $this->primaryKey) )

  681.         {

  682.             $inQuery = " UPDATE `$this->tableName` SET $editfield WHERE `{$this->primaryKey}`='{$keyvalue}' ";

  683.         }

  684.         else

  685.         {

  686.             $inQuery = " UPDATE `$this->tableName` SET $editfield WHERE md5('key', `".str_replace(',','`,`',$this->primaryKey)."`='{$keyvalue}' ";

  687.         }

  688.         $rs = $this->dsql->ExecuteNoneQuery($inQuery);

  689.         //只返回结果

  690.         if(!$isturn)

  691.         {

  692.             return $rs;

  693.         }

  694.         //完全处理模式

  695.         $gourl = !empty($_COOKIE['LURD_GOBACK_URL']) ? $_COOKIE['LURD_GOBACK_URL'] : '-1';

  696.         if(!$rs)

  697.         {

  698.             $this->dsql->SaveErrorLog($inQuery);

  699.             ShowMsg('保存数据失败，请检查数据库错误日志！', $gourl);

  700.             exit();

  701.         }

  702.         else

  703.         {

  704.             ShowMsg('成功保存一组数据！', $gourl);

  705.             exit();

  706.         }

  707.     }

  708. 	

  709.     //获得当前网址

  710.     function GetCurUrl()

  711.     {

  712.         if(!empty($_SERVER["REQUEST_URI"]))

  713.         {

  714.             $nowurl = $_SERVER["REQUEST_URI"];

  715.             $nowurls = explode("?",$nowurl);

  716.             $nowurl = $nowurls[0];

  717.         }

  718.         else

  719.         {

  720.             $nowurl = $_SERVER["PHP_SELF"];

  721.         }

  722.         return $nowurl;

  723.     }

  724. 

  725.     // 删除数据

  726.     function DelData($isturn=TRUE)

  727.     {

  728.         $GLOBALS[$this->primaryKey] = isset($GLOBALS[$this->primaryKey])? $GLOBALS[$this->primaryKey] : request($this->primaryKey);

  729.         if(preg_match("#,#", $this->primaryKey))

  730.         {

  731.             $keyArr = (isset($GLOBALS['primarykey']) ? $GLOBALS['primarykey'] : '');

  732.         }

  733.         else

  734.         {

  735.             $keyArr = isset($GLOBALS[$this->primaryKey]) ? $GLOBALS[$this->primaryKey] : '';

  736.         }

  737.         if(!is_array($keyArr))

  738.         {

  739.             ShowMsg('没指定要删除的记录！', '-1');

  740.             exit();

  741.         }

  742.         else

  743.         {

  744.             $isid = !preg_match("#,#", $this->primaryKey) ? TRUE : FALSE;

  745.             $i = 0;

  746.             foreach($keyArr as $v)

  747.             {

  748.                 $v = preg_replace("#[^0-9a-z]#i", '', $v);

  749.                 if(empty($v)) continue;

  750.                 $i++;

  751.                 if($isid)

  752.                 {

  753.                     $this->dsql->ExecuteNoneQuery("DELETE FROM `{$this->tableName}` WHERE `$this->primaryKey`='$v' ");

  754.                 }

  755.                 else

  756.                 {

  757.                     $this->dsql->ExecuteNoneQuery("DELETE FROM `{$this->tableName}` WHERE md5('key', `".str_replace(',','`,`',$this->primaryKey)."`='$v' ");

  758.                 }

  759.             }

  760.             if($isturn)

  761.             {

  762.                 $gourl = !empty($_COOKIE['LURD_GOBACK_URL']) ? $_COOKIE['LURD_GOBACK_URL'] : '-1';

  763.                 ShowMsg('成功删除指定的记录！', $gourl);

  764.                 exit();

  765.             }

  766.             else

  767.             {

  768.                 return $i;

  769.             }

  770.         }

  771.     }

  772.     

  773.     //联结其它表(用于数据查询的情况)

  774.     //$tablelurd 目标表lurd对象, $linkfields select的字段

  775.     //$mylinkid 当前表用于联结的字段

  776.     //$linkid 目标表用于联结的字段

  777.     function AddLinkTable(&$tablelurd, $mylinkid, $linkid, $linkfields='*')

  778.     {

  779.         if(trim($linkfields)=='') $linkfields = '*';

  780.         $this->linkTables[] = array($tablelurd, $mylinkid, $linkid, $linkfields);

  781.         //记录附加表的字段信息

  782.         if($linkfields != '*')

  783.         {

  784.             $fs = explode(',', $linkfields);

  785.             foreach($fs as $f)

  786.             {

  787.                 $f = trim($f);

  788.                 if(isset($tablelurd->fields[$f]))

  789.                 {

  790.                     $this->addFields[$f] = $tablelurd->fields[$f];

  791.                     $this->addFields[$f]['table'] = $tablelurd->tableName;

  792.                 }

  793.             }

  794.         }

  795.         else

  796.         {

  797.             foreach($tablelurd->fields as $k=>$v) 

  798.             {

  799.                 $this->addFields[$k] = $v;

  800.                 $this->addFields[$k]['table'] = $tablelurd->tableName;

  801.             }

  802.         }

  803.     }

  804. 

  805.     //分析表结构

  806.     function AnalyseTable()

  807.     {

  808.         if($this->tableName == '')

  809.         {

  810.             exit(" No Input Table! ");

  811.         }

  812.         

  813.         $this->dsql->Execute('ana', " SHOW CREATE TABLE `{$this->tableName}`; ");

  814.         $row = $this->dsql->GetArray('ana', MYSQL_NUM);

  815.         if(!is_array($row))

  816.         {

  817.             exit(" Analyse Table `$tablename` Error! ");

  818.         }

  819. 

  820.         // 先去掉内容中的注释

  821.         // $row[1] = preg_replace('#COMMENT \'(.*?)\'#i', '', $row[1]);

  822.         // echo $row[1];exit;

  823.         $flines = explode("\n", $row[1]);

  824.         $parArray = array('date', 'float', 'int', 'char', 'text', 'bin', 'em');

  825.         $prikeyTmp = '';

  826.         for($i=1; $i < count($flines)-1; $i++ )

  827.         {

  828.             $line = trim($flines[$i]);

  829.             $lines = explode(' ', str_replace('`', '', $line));

  830. 

  831.             if( $lines[0] == 'KEY' ) continue;

  832.             if( $lines[0] == 'UNIQUE' ) continue;

  833.             

  834.             if( $lines[0] == 'PRIMARY' )

  835.             {

  836.                 $this->primaryKey = preg_replace("/[\(\)]|,$/", '', $lines[count($lines)-1]);

  837.                 continue;

  838.             }

  839.             //字段名称、类型

  840.             $this->fields[$lines[0]] = array('type' => '',  'length' => '', 'unsigned' => FALSE, 'autokey' => FALSE, 'null' => TRUE, 'default' => '', 'em' => '', 'comment' => '');

  841.             $this->fields[$lines[0]]['type'] = strtoupper(preg_replace("/\(.*$|,/", '', $lines[1]));

  842.             $this->fields[$lines[0]]['length'] = preg_replace("/^.*\(|\)/", '', $lines[1]);

  843.             if(preg_match("#[^0-9]#", $this->fields[$lines[0]]['length']))

  844.             {

  845.                 if($this->fields[$lines[0]]['type'] == 'SET'

  846.                     || $this->fields[$lines[0]]['type'] == 'ENUM')

  847.                 {

  848.                     $this->fields[$lines[0]]['em'] = preg_replace("/'/", '', $this->fields[$lines[0]]['length']);

  849.                 }

  850.                 $this->fields[$lines[0]]['length'] = 0;

  851.             }

  852.             

  853.             //把特定类型的数据加入数组中

  854.             foreach($parArray as $v)

  855.             {

  856.                 $tmpstr = "if(in_array(\$this->fields[\$lines[0]]['type'], \$this->{$v}Types))

  857.                 {

  858.                     \$this->{$v}Fields[] = \$lines[0];

  859.                 }";

  860.                 eval($tmpstr);

  861.             }

  862.             if( !in_array($this->fields[$lines[0]]['type'], $this->textTypes) 

  863.                 && !in_array($this->fields[$lines[0]]['type'], $this->binTypes) )

  864.             {

  865.                 $prikeyTmp .= ($prikeyTmp=='' ? $lines[0] : ','.$lines[0]);

  866.             }

  867.             

  868.             //分析其它属性

  869.             // echo $line;exit;

  870.             if(preg_match("#unsigned#i", $line))

  871.             {

  872.                 $this->fields[$lines[0]]['unsigned'] = TRUE;

  873.             }

  874.             if(preg_match("#auto_increment#i", $line))

  875.             {

  876.                 $this->fields[$lines[0]]['autokey'] = TRUE;

  877.                 $this->autoField = $lines[0];

  878.             }

  879.             if(preg_match("#NOT NULL#i", $line))

  880.             {

  881.                 $this->fields[$lines[0]]['null'] = FALSE;

  882.             }

  883.             if(preg_match("#default#i", $line))

  884.             {

  885.                 preg_match("#default '(.*?)'#i", $line, $dfmatchs);

  886.                 $this->fields[$lines[0]]['default'] = isset($dfmatchs[1])? $dfmatchs[1] : NULL;

  887.             }

  888.             if(preg_match("#comment#i", $line))

  889.             {

  890.                 preg_match("#comment '(.*?)'#i", $line, $cmmatchs);

  891.                 $this->fields[$lines[0]]['comment'] = isset($cmmatchs[1])? $cmmatchs[1] : NULL;

  892.             }

  893.             

  894.         }//end for

  895.         if( $this->primaryKey=='' )

  896.         {

  897.             $this->primaryKey = $prikeyTmp;

  898.         }

  899.     }

  900.     

  901.     /**

  902.     * 增加搜索条件

  903.     * @parem $fieldname 字段名称

  904.     * @parem $fieldvalue 传入的 value 值必须先经过转义

  905.     * @parem $condition 条件 >、<、=、<> 、like、%like%、%like、like%

  906.     * @parem $linkmode AND 或 OR

  907.     */

  908.     function AddSearchParameter($fieldname, $fieldvalue, $condition, $linkmode='AND')

  909.     {

  910.         $c = count($this->searchParameters);

  911.         //对于指定了多个字段，使用 CONCAT 进行联结（通常是like操作）

  912.         if( preg_match('/,/', $fieldname) )

  913.         {

  914.             $fs = explode(',', $fieldname);

  915.             $fieldname = "CONCAT(";

  916.             $ft = '';

  917.             foreach($fs as $f)

  918.             {

  919.                 $f = trim($f);

  920.                 $ft .= ($ft=='' ? "`{$f}`" : ",`{$f}`");

  921.             }

  922.             $fieldname .= "{$ft}) ";

  923.         }

  924.         $this->searchParameters[$c]['field'] = $fieldname;

  925.         $this->searchParameters[$c]['value'] = $fieldvalue;

  926.         $this->searchParameters[$c]['condition'] = $condition;

  927.         $this->searchParameters[$c]['mode'] = $linkmode;

  928.     }

  929. 

  930.     // 获取搜索条件

  931.     function GetSearchQuery()

  932.     {

  933.         $wquery = '';

  934.         if( count( $this->searchParameters ) == 0 )

  935.         {

  936.             return '';

  937.         }

  938.         else

  939.         {

  940.             foreach($this->searchParameters as $k=>$v)

  941.             {

  942.                 if( preg_match("/like/i", $v['condition']) )

  943.                 {

  944.                     $v['value'] = preg_replace("/like/i", $v['value'], $v['condition']);

  945.                 }

  946.                 $v['condition'] = preg_replace("/%/", '', $v['condition']);

  947.                 if( $wquery=='' )

  948.                 {

  949.                     if(!preg_match("/\./", $v['field'])) $v['field'] = "{$v['field']}";

  950.                     $wquery .= "WHERE ".$v['field']." {$v['condition']} '{$v['value']}' ";

  951.                 }

  952.                 else

  953.                 {

  954.                     if(!preg_match("/\./", $v['field'])) $v['field'] = "{$v['field']}";

  955.                     $wquery .= $v['mode']." ".$v['field']." {$v['condition']} '{$v['value']}' ";

  956.                 }

  957.             }

  958.         }

  959.         return $wquery ;

  960.     }

  961.     

  962.     //把从表单传递回来的数值进行处理

  963.     function GetData($fname)

  964.     {

  965.         $reValue = '';

  966.         $ftype = $this->fields[$fname]['type'];

  967.         $GLOBALS[$fname] = isset($GLOBALS[$fname])? $GLOBALS[$fname] : @$GLOBALS['request']->forms[$fname];

  968.         //二进制单独处理

  969.         if( in_array($ftype, $this->binTypes) )

  970.         {

  971.             return $this->GetBinData($fname);

  972.         }

  973.         //没有这个变量返回默认值

  974.         else if( !isset($GLOBALS[$fname]) )

  975.         {

  976.             if( isset($this->fields[$fname]['default']) )

  977.             {

  978.                 return $this->fields[$fname]['default'];

  979.             }

  980.             else

  981.             {

  982.                 if(in_array($ftype, $this->intTypes) || in_array($ftype, $this->floatTypes)) {

  983.                     return 0;

  984.                 }

  985.                 else if(in_array($ftype, $this->charTypes) || in_array($ftype, $this->textTypes)) {

  986.                     return '';

  987.                 }

  988.                 else {

  989.                     return 'NULL';

  990.                 }

  991.             }

  992.         }

  993.         //处理整数

  994.         else if( preg_match("#YEAR|INT#", $ftype) )

  995.         {

  996.             // $temp = isset($GLOBALS[$fname][0])? $GLOBALS[$fname][0] : 0;

  997.             $negTag = is_int($GLOBALS[$fname]) && $GLOBALS[$fname]< 0 ? '-' : $GLOBALS[$fname];

  998.             $reValue = preg_replace("#[^0-9]#", '', $GLOBALS[$fname]);

  999.             $reValue = empty($reValue) ? 0 : intval($reValue);

  1000.             if($negTag=='-' && !$this->fields[$fname]['unsigned']

  1001.                  && $reValue != 0 && $ftype != 'YEAR')

  1002.             {

  1003.                 $reValue = intval('-'.$reValue);

  1004.             }

  1005.         }

  1006.         //处理小数类型

  1007.         else if(in_array($ftype, $this->floatTypes))

  1008.         {

  1009.             $negTag = $GLOBALS[$fname][0];

  1010.             $reValue = preg_replace("#[^0-9\.]|^\.#", '', $GLOBALS[$fname]);

  1011.             $reValue = empty($reValue) ? 0 : doubleval($reValue);

  1012.             if($negTag=='-' && !$this->fields[$fname]['unsigned'] && $reValue != 0)

  1013.             {

  1014.                 $reValue = intval('-'.$reValue);

  1015.             }

  1016.         }

  1017.         //字符串类型

  1018.         else if(in_array($ftype, $this->charTypes))

  1019.         {

  1020.             $reValue = cn_substrR($this->StringSafe($GLOBALS[$fname]), $this->fields[$fname]['length']);

  1021.         }

  1022.         //文本类型

  1023.         else if(in_array($ftype, $this->textTypes))

  1024.         {

  1025.             $reValue = $this->StringSafe($GLOBALS[$fname]);

  1026.         }

  1027.         //SET类型

  1028.         else if($ftype=='SET')

  1029.         {

  1030.             $sysSetArr = explode(',', $this->fields[$fname]['em']);

  1031.             if( !is_array($GLOBALS[$fname]) )

  1032.             {

  1033.                 $setArr[] = $GLOBALS[$fname];

  1034.             }

  1035.             else

  1036.             {

  1037.                 $setArr = $GLOBALS[$fname];

  1038.             }

  1039.             $reValues = array();

  1040.             foreach($setArr as $a)

  1041.             {

  1042.                 if(in_array($a, $sysSetArr)) $reValues[] = $a;

  1043.             }

  1044.             $reValue = count($reValues)==0 ? 'NULL' : join(',', $reValues);

  1045.         }

  1046.         //枚举类型

  1047.         else if($ftype=='ENUM')

  1048.         {

  1049.             $sysEnumArr = explode(',', $this->fields[$fname]['em']);

  1050.             if(in_array($GLOBALS[$fname], $sysEnumArr)) $reValue = $GLOBALS[$fname];

  1051.             else $reValue = 'NULL';

  1052.         }

  1053.         //时间日期类型

  1054.         else if(in_array($ftype, $this->dateTypes))

  1055.         {

  1056.             if($ftype=='TIMESTAMP')

  1057.             {

  1058.                 $reValue = GetMkTime($GLOBALS[$fname]);

  1059.             }

  1060.             else

  1061.             {

  1062.                 $reValue = preg_replace("#[^0-9 :-]#", '', $GLOBALS[$fname]);

  1063.             }

  1064.         }

  1065.         return $reValue;

  1066.     }

  1067.     

  1068.     //对请求的字符串进行安全处理

  1069.     function StringSafe($str, $safestep=-1)

  1070.     {

  1071.         $safestep = ($safestep > -1) ? $safestep : $this->stringSafe;

  1072.         //过滤危险的HTML(默认级别)

  1073.         if($safestep == 1)

  1074.         {

  1075.             $str = preg_replace("#script:#i", "ｓｃｒｉｐｔ：", $str);

  1076.             $str = preg_replace("#<[\/]{0,1}(link|meta|ifr|fra|scr)[^>]*>#isU", '', $str);

  1077.             $str = preg_replace("#[\r\n\t ]{1,}#", ' ', $str);

  1078.             return $str;

  1079.         }

  1080.         //完全禁止HTML

  1081.         //并转换一些不安全字符串（如：eval(、union、CONCAT(、--、等）

  1082.         else if($this->stringSafe == 2)

  1083.         {

  1084.             $str = addslashes(dede_htmlspecialchars(stripslashes($str)));

  1085.             $str = preg_replace("#eval#i", 'ｅｖａｌ', $str);

  1086.             $str = preg_replace("#union#i", 'ｕｎｉｏｎ', $str);

  1087.             $str = preg_replace("#concat#i", 'ｃｏｎｃａｔ', $str);

  1088.             $str = preg_replace("#--#", '－－', $str);

  1089.             $str = preg_replace("#[\r\n\t ]{1,}#", ' ', $str);

  1090.             return $str;

  1091.         }

  1092.         //不作安全处理

  1093.         else

  1094.         {

  1095.             return $str;

  1096.         }

  1097.     }

  1098.     //保存二进制文件数据

  1099.     //为了安全起见，对二进制数据保存使用base64编码后存入

  1100.     function GetBinData($fname)

  1101.     {

  1102.         $lurdtmp = DEDEDATA.'/lurdtmp';

  1103.         if(!isset($_FILES[$fname]['tmp_name']) || !is_uploaded_file($_FILES[$fname]['tmp_name']))

  1104.         {

  1105.             return '';

  1106.         }

  1107.         else

  1108.         {

  1109.             $tmpfile = $lurdtmp.'/'.md5( time() . Sql::ExecTime() . mt_rand(1000, 5000) ).'.tmp';

  1110.             $rs = move_uploaded_file($_FILES[$fname]['tmp_name'], $tmpfile);

  1111.             if(!$rs) return '';

  1112.             $fp = fopen($tmpfile, 'r');

  1113.             $data = base64_encode(fread($fp, filesize($tmpfile)));

  1114.             fclose($fp);

  1115.             return $data;

  1116.         }

  1117.     }

  1118. 

  1119.     //格式化浮点数字

  1120.     function FormatFloat($fvalue, $ftype='')

  1121.     {

  1122.         if($ftype=='') $ftype='%0.4f';

  1123.         return sprintf($ftype, $fvalue);

  1124.     }

  1125.     

  1126.     //获得默认时间格式

  1127.     function GetDateTimeDf($ftype)

  1128.     {

  1129.         if($ftype=='DATE') return 'Y-m-d';

  1130.         else if($ftype=='TIME') return 'H:i:s';

  1131.         else if($ftype=='YEAR') return 'Y';

  1132.         else return 'Y-m-d H:i:s';

  1133.     }

  1134.     

  1135.     //格式化日期

  1136.     function FormatDate($fvalue, $ftype, $fformat='')

  1137.     {

  1138.         if($ftype=='INT' || $ftype='TIMESTAMP' ) return MyDate($fvalue, $fformat);

  1139.         else return $fvalue;

  1140.     }

  1141. 

  1142. }

  1143. ?>