php分页类代码,可自定义参数php分页代码

3. class PageLink {

4. /* 分页显示参数设置 */
5. private $db_table = "";
6. private $db_table_field = "";//要显示的数据库中的字段
7. private $condition = ""; //查询条件
8. private $sort = ""; //排序条件
9. private $page_size = 0; //每页显示的记录数目
10. private $link_num = 0; //显示页码链接的数目
11. private $page = 1; //当前页码
12. private $records = 0; //表中记录总数
13. private $page_count = 0; //总页数
14. private $pagestring = ""; //前后分页链接字符串
15. private $linkUrl = ""; //当前页面路径
16. private $urlPara = ""; //当前页面url参数
17. private $linkUrlNum = 1;
18. /*
19. * 自定义分页
20. */
21. private $linkFormat = "";

22. /* 获取的数据 */

23. private $page_data = "";//从数据库中获取的数据，

24. //$page_data为二维数组接收

25. private $dbHelper;

26. /* 变量定义部分 end */

27. /* 函数定义(类方法) begin */

28. function __construct() {include_once 'DBHelper/DBHelper.php';//这是数据库操作类

29. $this->dbHelper = new DBHelper();
30. }

31. /*

32. * 设置分页信息 begin
33. * @param $db_table 表
34. * @param $db_table_field 字段
35. * @param $condition 條件
36. * @param $sort 排序
37. * @param $page_size 顯示條數
38. * @param $link_num 數字鏈接數
39. * @param $url 頁面路徑
40. * @param $para url參數
41. */
42. public function set($db_table, $db_table_field, $condition, $sort, $page_size, $link_num, $url, $para) {
43. $this->db_table = $db_table;//表名
44. $this->db_table_field = $db_table_field; //字段数组，
45. $this->condition = $condition; //排序条件
46. $this->sort = $sort; //排序条件
47. //将要显示的字段名称
48. //写入该数组
49. /* db参数设置 end */

50. /* 分页参数设置 begin */

51. $this->page_size = $page_size;//每页显示记录的数目
52. $this->link_num = $link_num;//显示翻页链接的数目
53. $this->linkUrl = $url;
54. $this->urlPara = $para;
55. /* 分页参数设置 end */
56. }

57. /* 设置分页信息 end */

58. /* 获取分页链接数据 begin */

59. public function get() {

60. $page_data[0] = $this->pagestring;
61. $page_data[1] = $this->page_data;
62. return $page_data;
63. }

64. /* 获取分页链接数据 end */

65. /* 页码处理 begin */

66. private function set_page() {

67. if (isset($_REQUEST["page"])) {
68. $this->page = intval($_REQUEST["page"]);
69. } else {
70. $this->page = 1;
71. }
72. }

73. /* 页码处理 end */

74. /* 获取db中记录的数目 begin */

75. private function get_records() {

76. $this->records = $this->dbHelper->counts($this->db_table, $this->condition);
77. }

78. /* 获取db中记录的数目 end */

79. /* 建立翻页链接字符串 begin */

80. private function page_link() {

81. $checkPage = intval($this->page / $this->link_num);
82. $startPage = 1;
83. $stopPage = 1;
84. if($checkPage == 0 && $this->page link_num){
85. $startPage = 1;
86. }
87. $linkPage = ($this->link_num / 2);
88. if($this->page > $linkPage){
89. $startPage = $this->page - $linkPage;
90. }
91. if(($startPage+$this->link_num)>$this->page_count){
92. $startPage = $this->page_count - $this->link_num + 1;
93. }
94. if($startPage$startPage = 1;
95. }
96. $stopPage = $startPage+($this->link_num - 1);
97. if($stopPage> $this->page_count){
98. $stopPage = $this->page_count;
99. }
100. $countStr = "共".$this->records."條記錄";
101. $currStr = "".$this->page."/".$this->page_count."頁 ";
102. $beginLink = "首頁";
103. $preLink = "上一頁";
104. $nextLink = "下一頁";
105. $noPreLink = "上一頁";
106. $noNextLink = "下一頁";
107. $endLink = "尾頁";
108. if($this->page > ($linkPage + 1) && $this->page_count > $this->link_num){
109. $currPage .= "1";
110. }
111. for($i=$startPage;$iif($i == $this->page){
112. $currPage .= "".$i."";
113. }
114. else{
115. $currPage .= "".$i."";
116. }
117. }
118. if(($this->page_count - $this->page) > $linkPage && $this->page_count > $this->link_num){
119. $currPage .= "...".$this->page_count."";
120. }
121. $jumpPage .= " ";
122. $jumpPage .= "linkUrl
123. ."?page='+document.getElementById('page_text_".$this->linkUrlNum."').value+'".$this->urlPara
124. ."'\" name='page_submit' value='GO' />";
125. $this->linkUrlNum++;
126. if(!empty($this->linkFormat)){
127. $tempLinkFormat = $this->linkFormat;
128. $tempLinkFormat = str_replace("總記錄", $countStr, $tempLinkFormat);
129. $tempLinkFormat = str_replace("頁次", $currStr, $tempLinkFormat);
130. if($this->page_count > 1){
131. $tempLinkFormat = str_replace("首頁", $beginLink, $tempLinkFormat);
132. if($this->page > 1){
133. $tempLinkFormat = str_replace("上一頁", $preLink, $tempLinkFormat);
134. }
135. else{
136. $tempLinkFormat = str_replace("上一頁", $noPreLink, $tempLinkFormat);
137. }
138. if($this->page page_count){
139. $tempLinkFormat = str_replace("下一頁", $nextLink, $tempLinkFormat);
140. }
141. else{
142. $tempLinkFormat = str_replace("下一頁", $noNextLink, $tempLinkFormat);
143. }
144. $tempLinkFormat = str_replace("尾頁", $endLink, $tempLinkFormat);
145. $tempLinkFormat = str_replace("分頁", $currPage, $tempLinkFormat);
146. $tempLinkFormat = str_replace("跳轉", $jumpPage, $tempLinkFormat);
147. }
148. else{
149. $tempLinkFormat = str_replace("首頁", "", $tempLinkFormat);
150. $tempLinkFormat = str_replace("上一頁", "", $tempLinkFormat);
151. $tempLinkFormat = str_replace("下一頁", "", $tempLinkFormat);
152. $tempLinkFormat = str_replace("尾頁", "", $tempLinkFormat);
153. $tempLinkFormat = str_replace("分頁", "", $tempLinkFormat);
154. $tempLinkFormat = str_replace("跳轉", "", $tempLinkFormat);
155. }

156. }

157. $this->pagestring.=$countStr." ".$currStr;
158. if($this->page_count > 1){
159. $this->pagestring.=$beginLink;
160. if($this->page > 1){
161. $this->pagestring.=$preLink;
162. }
163. $this->pagestring.=$currPage;
164. if($this->page page_count){
165. $this->pagestring.=$nextLink;
166. }
167. $this->pagestring.=$endLink.$jumpPage;
168. }
169. }

170. /* 建立翻页链接字符串 end */

171. /* 获取数据 begin */

172. private function fetch_data() {

173. if ($this->records) {
174. $limit = ($this->page - 1) * $this->page_size . ",$this->page_size";
175. $this->page_data = $this->dbHelper->fetch($this->db_table, $this->condition, $this->sort, $limit);
176. }
177. }

178. /* 获取数据 end */

179. /* 建立分页 begin */

180. public function create_page() {

181. $this->set_page();
182. $this->get_records();
183. $this->page_count = ceil($this->records / $this->page_size);
184. $this->page_link();
185. $this->fetch_data();
186. }

187. /* 建立分页 end */

188. function __destruct() {

189. }

190. /* 函数定义(类方法) end */

191. }
192. /*
193. 调用方法
194. include_once 'PageLink.php';
195. $pageLink = new PageLink(); //实例化对象
196. $pageLink->set("table", "*(或字段)", "条件", "排序", "数据条数", "每页链接数", "页面(list.php)", "除?page=1外的其他参数(&id=1&name=test)");//传入参数
197. $pageLink->create_page();//创建分页
198. $list = $pageLink->get();//获得数据
199. echo $list[0];//分页链接
200. print_r($list[1]); //打印出数据，或按你的需要循环出来
201. */

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