Subversion Repositories cheapmusic

<?php
/*******************************************************************************************
 Credits: dezignwork.com
 Desc:    This class will will create a pagination div with all the links, page numbers/link
 and highlighted current page. All the pagination content will be placed in a div.
 The style of the div can be changed.
 ********************************************************************************************/
class Paging {

        var $result;
        var $link_class;
        var $div_class;
        var $current_page;
        var $PAGE='Page';

        function loadPaging($result, $per_page=15){
                if(is_numeric($result)) {
                } else {
                        $numRows = function_exists('mysqli_query') ? mysqli_num_rows($result) : mysql_num_rows($result);
                        if(!$result or $numRows<1) { return 0; }
                }
                $this->result = $result;
                $this->per_page = $per_page;
        }

        function printPaging($scriptArgs='') {          
                
                $tmp = '';
                if(empty($this->current_page)) {
                        $this->setCurrentPage(1);
                }
                if(!is_numeric($this->result)) {
                        $num_rows = function_exists('mysqli_query') ? mysqli_num_rows($this->result) : mysql_num_rows($this->result);
                } else {
                        $num_rows = $this->result;
                }

                if($this->per_page==0) {
                        return 0;
                }
                $pages_required = ceil($num_rows/$this->per_page);
                if(!empty($this->div_class)) { $div_class=' class="'.$this->div_class.'"'; }
                $tmp .= "<div$div_class>"; ": "; ": ";
                $page_line="";
                $start_page=$this->current_page-4;
                if($start_page<1) { $start_page=1; }
                $end_page=$this->current_page+4;
                if($end_page>$pages_required) { $end_page=$pages_required; }
                if(($end_page-$start_page)<8) {
                        $diff=abs($end_page-9);
                        for($i=0; $i<$diff; $i++) {
                                if($end_page<$pages_required) {
                                        $end_page++;
                                }
                        }
                }

                # arrow left
                if($start_page>1) {
                        if(!empty($this->action_path)) {
                                $this->scriptArgs = $scriptArgs . "&pageno=1";
                                $page_line .= $this->createPagingLink('&laquo;', '', '&nbsp;&nbsp;');                           
                        }
                }

                # pages
                for($i=$start_page; $i<=$end_page; $i++) {
                        if($i>$end_page) { break; }
                        if($this->current_page!=$i) {
                                if(!empty($this->action_path)) {                                        
                                        $this->scriptArgs = $scriptArgs . "&pageno=$i";
                                        $page_line .= $this->createPagingLink($i, '', '&nbsp; | &nbsp;');
                                }
                        } else {
                                $page_line.='<b>'.$i.'</b>&nbsp; | &nbsp;';
                        }

                }
                $page_line=substr($page_line,0,strlen($page_line)-15);

                # arrow right
                if($end_page<$pages_required) {
                        if(!empty($this->action_path)) {
                                $this->scriptArgs = $scriptArgs . "&pageno=$pages_required";
                                $page_line .= $this->createPagingLink('&raquo;', '&nbsp;&nbsp;', '');
                        }
                }
                $tmp .= $page_line;
                $tmp .= '</div><div style="clear:both;"></div>';
                return $tmp;
        }

        # func to create paging link
        function createPagingLink($linkText='', $linkBefore='', $linkAfter=''){
                                
                if(!empty($this->link_class)) { $linkClass=' class="'.$this->link_class.'"'; }
                
                if ($this->scriptFunction == 'link') {
                        $link = "$linkBefore <a href='$this->scriptPath$this->scriptArgs' $linkClass>$linkText</a>$linkAfter";
                } elseif($this->scriptFunction == 'scriptDoLoadPost') {
                        $link = "$linkBefore<a href='javascript:void(0);' $linkClass onclick=\"scriptDoLoadPost('$this->scriptPath', '$this->scriptForm', '$this->showArea', '$this->scriptArgs')\">$linkText</a>$linkAfter";   
                }else{                  
                        $link = "$linkBefore<a href='javascript:void(0);' $linkClass onclick=\"$this->scriptFunction('$this->scriptPath', '$this->showArea', '$this->scriptArgs')\">$linkText</a>$linkAfter";
                }
                return $link;           
        }
        

        # mutators
        function setActionPath($path) {
                $this->action_path = $path;
        }

        function setLinkClass($class) {
                $this->link_class = $class;
        }
        function setDivClass($class) {
                $this->div_class = $class;
        }

        function setPageLimit($limit) {
                $this->per_page = $limit;
        }
        function setCurrentPage($page) {
                $this->current_page = $page;
        }

        # func to print pages
        function printPages($scriptPath, $scriptForm='', $scriptfunction='scriptDoLoad', $showArea='content', $scriptArgs=''){
                
                $this->scriptPath = $scriptPath;
                $this->scriptFunction = $scriptfunction;
                $this->showArea = $showArea;
                $this->scriptForm = $scriptForm;
                $this->scriptArgs = $scriptArgs;
                
                $this->setActionPath(1);

                # determine current page number
                $pageNo = 0;
                if(isset($_POST["pageno"])){
                        $pageNo = $_POST["pageno"];
                }elseif(isset($_GET["pageno"])){
                        $pageNo = $_GET["pageno"];                      
                }
                if(!empty($pageNo)) {
                        $this->start = ($pageNo - 1) * $this->per_page;
                        $this->setCurrentPage($pageNo);
                } else {
                        $this->setCurrentPage(1);
                        $this->start = 0;
                }
                return $this->printPaging($scriptArgs);
                
        }

}
?>