简单分页程序,adodb+smarty

作者 : admin 于 2008年08月31日, 17:56:16
2008
08-31

分页类

  1. <?php
  2. /*  Page.Class.php
  3.  *  Page
  4.  *  @link        http://www.sunboyu.cn
  5.  *  @package     OA
  6.  *  @version     V1.0
  7.  *
  8.  *  2008 08 28  sunboyu@gmail.com
  9.  *  Demo
  10. $page = new Page( 1 , 'v_user' , '*' , '' );
  11. $rs = $page->__getlist();
  12. $smarty->assign("page",$page->__getpagelist());
  13.  */
  14.  class Page
  15.  {
  16. public $count;      #结果总数
  17. public $page;       #当前页
  18. public $pagesize;   #每页结果数
  19. public $pagecount;  #翻页数
  20. public $baseurl;    #url
  21. public $result;     #结果数组集
  22. public $pagelist;   #每翻页数
  24. public $db;         #数据库连接
  25. public $table;      #要查询的表
  26. public $fileds;     #要返回的字段
  27. public $where;      #where条件
  28.  
  29. #构造函数，初始化变量
  30. function __construct( $page , $table , $fields = '*' , $where = false , $baseurl = false )
  31. {
  32.      global $_CFG;
  33. $this->db        = GetDB();
  34. $this->count     = $count;
  35. $this->table     = $table;
  36. $this->page      = isset($page) ? intval($_GET['page']) : 1;
  37. $this->fileds    = $fields;
  38. $this->pagesize  = $_CFG['pagesize'];
  39. $this->baseurl   = ($baseurl!=false) ? $baseurl : $this->__geturl();
  40. $this->pagelist  = $_CFG['pagelist'];
  41. $this->where     = $where;
  42. }
  43.  
  44. #获得当前url
  45. function __geturl()
  46. {
  47. $str = ereg_replace(sprintf("(^|&)page=%d",$this->page),"",$_SERVER['QUERY_STRING']);
  48. return $str=="" ? '?' : $str;
  49. }
  51. #获得记录集
  52. function __getlist()
  53. {
  54.      #获得count记录
  55. $sql = sprintf("SELECT COUNT(0) AS table_count FROM %s",$this->table);
  56. $rs = $this->db->Execute( $sql );
  57. $this->count = $rs->fields['table_count'];
  58.      $offset = ($this->page-1)*$this->pagesize-1;
  59.      $sql = sprintf("SELECT %s FROM %s %s",$this->fileds,$this->table,(($this->where!=false) ? " WHERE ".$this->where : ''));
  60. $rs = $this->db->SelectLimit( $sql , $this->pagesize , $offset );
  61. $list = false;
  62. while(!$rs->EOF)
  63. {
  64.      $list[] = $rs->fields;
  65. $rs->MoveNext();
  66. }
  67. return $list;
  68. }
  69.  
  70. #获得分页列表
  71. function __getpagelist()
  72. {
  73. $this->result['count'] = $this->count;
  74. $this->result['page'] = $this->page;
  75. $this->result['pagesize'] = $this->pagesize;
  76. $this->result['pagecount'] = ceil($this->count/$this->pagesize);
  77. if($this->result['pagecount']<=1) //只有一页以下
  78. {
  79. $this->result['pagelist'] = 0;
  80. }
  81. else //一页以上
  82. {
  83. #前一页，第一页的算法
  84. $this->result['first'] = ($this->page == 1) ? 0 : 1;
  85. $this->result['pre'] = ($this->page == 1) ? 0 : 1;
  86. #后一页，最后一页的算法
  87. $this->result['next'] = ($this->page == $this->pagecount ) ? 0 : 1;
  88. $this->result['last'] = ($this->page == $this->pagecount ) ? 0 : 1;
  89.  
  91.  
  92. #起始
  93. $pagearray = array();
  94. $start = floor(($this->page-1)/10)*10+1;
  95. for($i=0;$i<10;$i++)
  96. {
  97.      if( ($start+$i) <= $this->result['pagecount'])
  98. {
  99.      $pagearray[$i]['page'] = $start+$i;
  100. }
  101. if( ($start+$i) != $this->page )
  102. {
  103.      $pagearray[$i]['link'] = 1;
  104. }
  105. }
  106. #分页导航列表
  107. $this->result['pagelist'] = $pagearray;
  108. $this->result['baseurl'] = $this->baseurl;
  109. }
  110. return $this->result;
  111. }
  112. }
  113. ?>

smarty模版

  1. {{config_load file="Lang.Page.$lang.conf"}}<div id="page">
  2. <table>
  3.     <tr>
  4.     <td>
  5. {{#gongs#}}{{$page.count}}{{#pagecountend#}} {{#pagepagesizeper#}}{{$page.pagesize}}{{#pagepagelistper#}}{{#tiao#}}  {{#gongs#}}{{$page.pagecount}}{{#page#}} {{#pagepage#}}{{$page.page+1}}{{#page#}}
  6. </td>
  7. <td>
  8. {{if $page.pagecount>1}}
  9. {{if $page.first eq 1}}
  10. <a href="{{$page.baseurl}}">{{#pagefirst#}}</a>
  11. {{else}}
  12. {{#pagefirst#}}
  13. {{/if}}
  14. {{if $page.pre eq 1}}
  15. <a href="{{$page.baseurl}}&page={{$page.page-1}}">{{#pagepre#}}</a>
  16. {{else}}
  17. {{#pagepre#}}
  18. {{/if}}
  19. {{foreach from=$page.pagelist item=vols}}
  20.     {{if $vols.link eq 1}}
  21. <a href="{{$page.baseurl}}&page={{$vols.page}}">[{{$vols.page}}]</a>
  22. {{else}}
  23. [{{$vols.page}}]
  24. {{/if}}
  25. {{/foreach}}
  26. {{if $page.next eq 1}}
  27. <a href="{{$page.baseurl|default:"?"}}&page={{$page.page+1}}">{{#pagenext#}}</a>
  28. {{else}}
  29. {{#pagenext#}}
  30. {{/if}}
  31. {{if $page.last eq 1}}
  32. <a href="{{$page.baseurl|default:"?"}}&page={{$page.pagecount}}">{{#pageend#}}</a>
  33. {{else}}
  34. {{#pagelast#}}
  35. {{/if}}
  36. {{/if}}
  37. </td>
  38. </tr>
  39. </table>
  40. </div>

语言包内容

  1. pagecountend      = "条数据"
  2. pagepagesizeper   = "每页"
  3. pagepagesizeend   = "条"
  4. page              = "页"
  5. tiao              = "条"
  6. pagepage          = "当前第"
  7. pagefirst         = "首页"
  8. pagepre           = "上一页"
  9. pagenext          = "下一页"
  10. pagelast          = "尾页"
  11. gongs             = "共"



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