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-rw-r--r--framework/DataAccess/adodb/adodb-pager.inc.php290
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diff --git a/framework/DataAccess/adodb/adodb-pager.inc.php b/framework/DataAccess/adodb/adodb-pager.inc.php
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--- a/framework/DataAccess/adodb/adodb-pager.inc.php
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-<?php
-
-/*
- V4.72 21 Feb 2006 (c) 2000-2006 John Lim (jlim@natsoft.com.my). All rights reserved.
- Released under both BSD license and Lesser GPL library license.
- Whenever there is any discrepancy between the two licenses,
- the BSD license will take precedence.
- Set tabs to 4 for best viewing.
-
- This class provides recordset pagination with
- First/Prev/Next/Last links.
-
- Feel free to modify this class for your own use as
- it is very basic. To learn how to use it, see the
- example in adodb/tests/testpaging.php.
-
- "Pablo Costa" <pablo@cbsp.com.br> implemented Render_PageLinks().
-
- Please note, this class is entirely unsupported,
- and no free support requests except for bug reports
- will be entertained by the author.
-
-*/
-class ADODB_Pager {
- var $id; // unique id for pager (defaults to 'adodb')
- var $db; // ADODB connection object
- var $sql; // sql used
- var $rs; // recordset generated
- var $curr_page; // current page number before Render() called, calculated in constructor
- var $rows; // number of rows per page
- var $linksPerPage=10; // number of links per page in navigation bar
- var $showPageLinks;
-
- var $gridAttributes = 'width=100% border=1 bgcolor=white';
-
- // Localize text strings here
- var $first = '<code>|&lt;</code>';
- var $prev = '<code>&lt;&lt;</code>';
- var $next = '<code>>></code>';
- var $last = '<code>>|</code>';
- var $moreLinks = '...';
- var $startLinks = '...';
- var $gridHeader = false;
- var $htmlSpecialChars = true;
- var $page = 'Page';
- var $linkSelectedColor = 'red';
- var $cache = 0; #secs to cache with CachePageExecute()
-
- //----------------------------------------------
- // constructor
- //
- // $db adodb connection object
- // $sql sql statement
- // $id optional id to identify which pager,
- // if you have multiple on 1 page.
- // $id should be only be [a-z0-9]*
- //
- function ADODB_Pager(&$db,$sql,$id = 'adodb', $showPageLinks = false)
- {
- global $PHP_SELF;
-
- $curr_page = $id.'_curr_page';
- if (empty($PHP_SELF)) $PHP_SELF = htmlspecialchars($_SERVER['PHP_SELF']); // htmlspecialchars() to prevent XSS attacks
-
- $this->sql = $sql;
- $this->id = $id;
- $this->db = $db;
- $this->showPageLinks = $showPageLinks;
-
- $next_page = $id.'_next_page';
-
- if (isset($_GET[$next_page])) {
- $_SESSION[$curr_page] = (integer) $_GET[$next_page];
- }
- if (empty($_SESSION[$curr_page])) $_SESSION[$curr_page] = 1; ## at first page
-
- $this->curr_page = $_SESSION[$curr_page];
-
- }
-
- //---------------------------
- // Display link to first page
- function Render_First($anchor=true)
- {
- global $PHP_SELF;
- if ($anchor) {
- ?>
- <a href="<?php echo $PHP_SELF,'?',$this->id;?>_next_page=1"><?php echo $this->first;?></a> &nbsp;
- <?php
- } else {
- print "$this->first &nbsp; ";
- }
- }
-
- //--------------------------
- // Display link to next page
- function render_next($anchor=true)
- {
- global $PHP_SELF;
-
- if ($anchor) {
- ?>
- <a href="<?php echo $PHP_SELF,'?',$this->id,'_next_page=',$this->rs->AbsolutePage() + 1 ?>"><?php echo $this->next;?></a> &nbsp;
- <?php
- } else {
- print "$this->next &nbsp; ";
- }
- }
-
- //------------------
- // Link to last page
- //
- // for better performance with large recordsets, you can set
- // $this->db->pageExecuteCountRows = false, which disables
- // last page counting.
- function render_last($anchor=true)
- {
- global $PHP_SELF;
-
- if (!$this->db->pageExecuteCountRows) return;
-
- if ($anchor) {
- ?>
- <a href="<?php echo $PHP_SELF,'?',$this->id,'_next_page=',$this->rs->LastPageNo() ?>"><?php echo $this->last;?></a> &nbsp;
- <?php
- } else {
- print "$this->last &nbsp; ";
- }
- }
-
- //---------------------------------------------------
- // original code by "Pablo Costa" <pablo@cbsp.com.br>
- function render_pagelinks()
- {
- global $PHP_SELF;
- $pages = $this->rs->LastPageNo();
- $linksperpage = $this->linksPerPage ? $this->linksPerPage : $pages;
- for($i=1; $i <= $pages; $i+=$linksperpage)
- {
- if($this->rs->AbsolutePage() >= $i)
- {
- $start = $i;
- }
- }
- $numbers = '';
- $end = $start+$linksperpage-1;
- $link = $this->id . "_next_page";
- if($end > $pages) $end = $pages;
-
-
- if ($this->startLinks && $start > 1) {
- $pos = $start - 1;
- $numbers .= "<a href=$PHP_SELF?$link=$pos>$this->startLinks</a> ";
- }
-
- for($i=$start; $i <= $end; $i++) {
- if ($this->rs->AbsolutePage() == $i)
- $numbers .= "<font color=$this->linkSelectedColor><b>$i</b></font> ";
- else
- $numbers .= "<a href=$PHP_SELF?$link=$i>$i</a> ";
-
- }
- if ($this->moreLinks && $end < $pages)
- $numbers .= "<a href=$PHP_SELF?$link=$i>$this->moreLinks</a> ";
- print $numbers . ' &nbsp; ';
- }
- // Link to previous page
- function render_prev($anchor=true)
- {
- global $PHP_SELF;
- if ($anchor) {
- ?>
- <a href="<?php echo $PHP_SELF,'?',$this->id,'_next_page=',$this->rs->AbsolutePage() - 1 ?>"><?php echo $this->prev;?></a> &nbsp;
- <?php
- } else {
- print "$this->prev &nbsp; ";
- }
- }
-
- //--------------------------------------------------------
- // Simply rendering of grid. You should override this for
- // better control over the format of the grid
- //
- // We use output buffering to keep code clean and readable.
- function RenderGrid()
- {
- global $gSQLBlockRows; // used by rs2html to indicate how many rows to display
- include_once(ADODB_DIR.'/tohtml.inc.php');
- ob_start();
- $gSQLBlockRows = $this->rows;
- rs2html($this->rs,$this->gridAttributes,$this->gridHeader,$this->htmlSpecialChars);
- $s = ob_get_contents();
- ob_end_clean();
- return $s;
- }
-
- //-------------------------------------------------------
- // Navigation bar
- //
- // we use output buffering to keep the code easy to read.
- function RenderNav()
- {
- ob_start();
- if (!$this->rs->AtFirstPage()) {
- $this->Render_First();
- $this->Render_Prev();
- } else {
- $this->Render_First(false);
- $this->Render_Prev(false);
- }
- if ($this->showPageLinks){
- $this->Render_PageLinks();
- }
- if (!$this->rs->AtLastPage()) {
- $this->Render_Next();
- $this->Render_Last();
- } else {
- $this->Render_Next(false);
- $this->Render_Last(false);
- }
- $s = ob_get_contents();
- ob_end_clean();
- return $s;
- }
-
- //-------------------
- // This is the footer
- function RenderPageCount()
- {
- if (!$this->db->pageExecuteCountRows) return '';
- $lastPage = $this->rs->LastPageNo();
- if ($lastPage == -1) $lastPage = 1; // check for empty rs.
- if ($this->curr_page > $lastPage) $this->curr_page = 1;
- return "<font size=-1>$this->page ".$this->curr_page."/".$lastPage."</font>";
- }
-
- //-----------------------------------
- // Call this class to draw everything.
- function Render($rows=10)
- {
- global $ADODB_COUNTRECS;
-
- $this->rows = $rows;
-
- if ($this->db->dataProvider == 'informix') $this->db->cursorType = IFX_SCROLL;
-
- $savec = $ADODB_COUNTRECS;
- if ($this->db->pageExecuteCountRows) $ADODB_COUNTRECS = true;
- if ($this->cache)
- $rs = &$this->db->CachePageExecute($this->cache,$this->sql,$rows,$this->curr_page);
- else
- $rs = &$this->db->PageExecute($this->sql,$rows,$this->curr_page);
- $ADODB_COUNTRECS = $savec;
-
- $this->rs = &$rs;
- if (!$rs) {
- print "<h3>Query failed: $this->sql</h3>";
- return;
- }
-
- if (!$rs->EOF && (!$rs->AtFirstPage() || !$rs->AtLastPage()))
- $header = $this->RenderNav();
- else
- $header = "&nbsp;";
-
- $grid = $this->RenderGrid();
- $footer = $this->RenderPageCount();
-
- $this->RenderLayout($header,$grid,$footer);
-
- $rs->Close();
- $this->rs = false;
- }
-
- //------------------------------------------------------
- // override this to control overall layout and formating
- function RenderLayout($header,$grid,$footer,$attributes='border=1 bgcolor=beige')
- {
- echo "<table ".$attributes."><tr><td>",
- $header,
- "</td></tr><tr><td>",
- $grid,
- "</td></tr><tr><td>",
- $footer,
- "</td></tr></table>";
- }
-}
-
-
-?> \ No newline at end of file
generated by cgit v1.2.3 (git 2.46.0) at 2024-11-08 20:10:54 +0000