Php paging code. you can set the paging mode in the "allow" mode.

Php paging code. you can set the paging mode in the "allow" mode.

Class Page { Private $ total; // total quantity Private $ limit; // returns the mysql limit statement. Private $ pageStart; // the start value. Private $ pageStop; // The end value. Private $ pageNumber; // Number of pagination numbers displayed Private $ page; // current page Private $ pageSize; // The number displayed on each page Private $ pageToatl; // The total number of pages Private $ pageParam; // paging variable Private $ uri; // URL parameter /** * The pagination settings are case insensitive. * % PageToatl % // total number of pages * % Page % // current page * % PageSize % // number of data entries displayed on the current page * % PageStart % // start number of the current page * % PageStop % // number of end entries on the current page * % Total % // total number of data entries * % First % // home page * % Ending % // end page * % Up % // Previous Page * % Down % // Next page * % F % // Start Page * % E % // end page * % OmitFA % // skip before * % OmitEA % // skipped after adding jump * % OmitF % // omitted before * % OmitE % // later omitted * % NumberF % // fixed number of numeric pagination * % NumberD % // The right-side numeric paging * % Input % // jump to the input box * % GoTo % // jump button */Bbs.it-home.org Private $ pageType = '% page/% pageToatl % page % first % up % F % omitFA % numberF % omitEA % E % down % % ending % '; // Set the display value Private $ pageShow = array ('first '=> 'homepage', 'ending' => 'Last page', 'Up' => 'previous page ', 'Low' => 'next page', 'Goto '=> 'Go '); /** * Initialize the data and construct the data. * @ Access public * @ Param int $ total data volume * @ Param int $ pageSize number of entries displayed per page * @ Param int $ pageNumber the number displayed on the page (using % numberF % is different from using % numberD %) * @ Param string $ pageParam paging variable * @ Return void */ Public function _ construct ($ total, $ pageSize = 10, $ pageNumber = 5, $ pageParam = 'p '){ $ This-> total = $ total <0? 0: $ total; $ This-> pageSize = $ pageSize <0? 0: $ pageSize; $ This-> pageNumber = $ pageNumber <0? 0: $ pageNumber; $ This-> pageParam = $ pageParam; $ This-> calculate (); } /** * Display page * @ Access public * @ Return string HTML paging string */ Public function pageShow (){ $ This-> uri (); If ($ this-> pageToatl> 1 ){ If ($ this-> page = 1 ){ $ First = ''. $ this-> pageShow ['first'].''; $ Up = ''. $ this-> pageShow ['Up'].''; } Else { $ First = 'uri. '&'. $ this-> pageParam. '= 1 ">'. $ this-> pageShow ['first'].''; $ Up = 'uri. '&'. $ this-> pageParam. '= '. ($ this-> page-1 ). '"> '. $ this-> pageShow ['Up']. ''; } If ($ this-> page >=$ this-> pageToatl ){ $ Ending = ''. $ this-> pageShow ['ending'].''; $ Down = ''. $ this-> pageShow ['drop'].''; } Else { $ Ending = 'uri. '&'. $ this-> pageParam. '= '. $ this-> pageToatl. '"> '. $ this-> pageShow ['ending']. ''; $ Down = 'uri. '&'. $ this-> pageParam. '= '. ($ this-> page + 1 ). '"> '. $ this-> pageShow ['low']. ''; } $ Input =''; $ GoTo =''. $ This-> pageShow ['Goto'].''; } Else { $ First = ''; $ up =''; $ ending = ''; $ down =''; $ input = ''; $ GoTo = ''; } $ This-> numberF (); Return str_ireplace (array ('% pageToatl %', '% page %', '% pageSize %', '% pageStart %', '% pageStop % ', '% total %', '% first %', '% ending %', '% up %', '% down %', '% input % ', '% GoTo %'), array ($ this-> pageToatl, $ this-> page, $ this-> pageStop-$ this-> pageStart, $ this-> pageStart, $ this-> pageStop, $ this-> total, $ first, $ ending, $ up, $ down, $ input, $ GoTo), $ this-> pageType ); } /** * Digit paging */ Private function numberF (){ $ PageF = stripos ($ this-> pageType, '% numberF % '); $ PageD = stripos ($ this-> pageType, '% numberD % '); $ NumberF = ''; $ numberD =''; $ F = ''; $ E =''; $ omitF = ''; $ omitFA = ''; $ omitE = ''; $ omitEA = ''; If ($ pageF! = False | $ pageD! = False ){ If ($ pageF! = False ){ $ Number = $ this-> pageNumber % 2 = 0? $ This-> pageNumber/2 :( $ this-> pageNumber + 1)/2; $ DStart = $ this-> page-$ number <0? $ This-> page-$ number-1: 0; If ($ this-> page + $ number-$ DStart> $ this-> pageToatl ){ $ DStop = ($ this-> page + $ number-$ DStart)-$ this-> pageToatl; $ ForStop = $ this-> pageToatl + 1; } Else { $ DStop = 0; $ ForStop = $ this-> page + $ number-$ DStart + 1; } $ ForStart = $ this-> page-$ number-$ DStop <1? 1: $ this-> page-$ number-$ DStop; For ($ I = $ forStart; $ I <$ forStop; ++ $ I ){ If ($ I ==$ this-> page ){ $ NumberF. = ''. $ I .''; } Else { $ NumberF. = 'uri. '&'. $ this-> pageParam. '='. $ I. '">'. $ I .''; } } } If ($ pageD! = False ){ $ Number = $ this-> pageNumber; $ ForStart = $ this-> page-$ number> 0? $ This-> page-$ number: 1; $ ForStop = $ this-> page + $ number> $ this-> pageToatl? $ This-> pageToatl + 1: $ this-> page + $ number + 1; For ($ I = $ forStart; $ I <$ this-> page; ++ $ I ){ $ NumberD. = 'uri. '&'. $ this-> pageParam. '='. $ I. '">'. $ I .''; } $ NumberD. = ''. $ this-> page .''; $ Start = $ this-> page + 1; For ($ I = $ start; $ I <$ forStop; ++ $ I ){ $ NumberD. = 'uri. '&'. $ this-> pageParam. '='. $ I. '">'. $ I .''; } } $ F = $ forStart> 1? 'Uri. '&'. $ this-> pageParam. '= 1 "> 1 ':''; $ E = $ forStop <$ this-> pageToatl + 1? 'Uri. '&'. $ this-> pageParam. '='. $ this-> pageToatl. '">'. $ this-> pageToatl .'':''; If ($ forStart> 2 ){ $ OmitF = '... '; $ StartA = $ this-> page-$ number <1? 1: $ this-> page-$ number; $ OmitFA = 'uri. '&'. $ this-> pageParam. '='. $ startA. '">... '; } If ($ forStop <$ this-> pageToatl ){ $ OmitE = '... '; $ StopA = $ this-> page + $ number> $ this-> pageToatl? $ This-> pageToatl: $ this-> page + $ number; $ OmitEA = 'uri. '&'. $ this-> pageParam. '='. $ stopA. '">... '; } } $ This-> pageType = str_ireplace (array ('% F %', '% E %', '% omitFA %', '% omitEA %', '% omitF % ', '% omitE %', '% numberF %', '% numberD %'), array ($ F, $ E, $ omitFA, $ omitEA, $ omitF, $ omitE, $ numberF, $ numberD), $ this-> pageType ); } /** * Url processing method * @ Access public * @ Param array $ url: URL-preserving direct link array * @ Return string the url end parameter after filtering */ Private function uri (){ $ Url = $ _ SERVER ["REQUEST_URI"]; $ Par = parse_url ($ url ); If (isset ($ par ['query']) { Parse_str ($ par ['query'], $ query ); If (! Is_array ($ this-> uri )){ $ This-> uri = array (); } Array_merge ($ query, $ this-> uri ); Unset ($ query [$ this-> pageParam]); While ($ key = array_search ('', $ query )){ Unset ($ query [$ key]); } $ This-> uri = $ par ['path']. '? '. Http_build_query ($ query ); } Else { $ This-> uri = $ par ['path']. '? '; } } /** * Set the limit method and calculate the number of start and end items. */ Private function calculate (){ $ This-> pageToatl = ceil ($ this-> total/$ this-> pageSize ); $ This-> page = intval ($ _ GET [$ this-> pageParam]); $ This-> page = $ this-> page> = 1? $ This-> page> $ this-> pageToatl? $ This-> pageToatl: $ this-> page: 1; $ This-> pageStart = ($ this-> page-1) * $ this-> pageSize; $ This-> pageStop = $ this-> pageStart + $ this-> pageSize; $ This-> pageStop = $ this-> pageStop> $ this-> total? $ This-> total: $ this-> pageStop; $ This-> limit = $ this-> pageStart. ','. $ this-> pageStop; } /** * Set the filter. */ Public function _ set ($ name, $ value ){ Switch ($ name ){ Case 'pagetype ': Case 'URL ': $ This-> $ name = $ value; Return; Case 'pageshow ': If (is_array ($ value )){ $ This-> pageShow = array_merge ($ this-> pageShow, $ value ); } Return; } } /** * Value filter */ Public function _ get ($ name ){ Switch ($ name ){ Case 'limit ': Case 'pagestart ': Case 'pagestop ': Return $ this-> $ name; Default: Return; } } }