PHP Classes

File: plugins/tbs_plugin_navbar.php

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File: plugins/tbs_plugin_navbar.php
Role: Auxiliary script
Content type: text/plain
Description: Plugin NavBar
Class: TinyButStrong template engine
Template Engine for Pro and Beginners
Author: By
Last change: -
Date: 14 years ago
Size: 3,804 bytes
 

Contents

Class file image Download
<?php

/*
********************************************************
TinyButStrong Plug-in: Navigation Bar
Version 1.0.6, on 2008-01-29, by Skrol29
********************************************************
*/

define('TBS_NAVBAR','tbsNavBar');

class
tbsNavBar {

    function
OnInstall() {
       
$this->Version = '1.0.6';
        return array(
'OnCommand');
    }

    function
OnCommand($BlockLst,$Options,$PageCurr,$RecCnt=-1,$PageSize=1) {
       
$BlockLst = explode(',',$BlockLst);
        foreach (
$BlockLst as $BlockName) {
           
$BlockName = trim($BlockName);
           
$this->meth_Merge_NavigationBar($this->TBS->Source,$BlockName,$Options,$PageCurr,$RecCnt,$PageSize);
        }
    }

    function
meth_Merge_NavigationBar(&$Txt,$BlockName,$Options,$PageCurr,$RecCnt,$PageSize) {

       
$TBS =& $this->TBS;

       
// Get block parameters
       
$PosBeg = 0;
       
$PrmLst = array();
        while (
$Loc = $TBS->meth_Locator_FindTbs($Txt,$BlockName,$PosBeg,'.')) {
            if (isset(
$Loc->PrmLst['block'])) $PrmLst = array_merge($PrmLst,$Loc->PrmLst);
           
$PosBeg = $Loc->PosEnd;
        }

       
// Prepare options
       
if (!is_array($Options)) $Options = array('navsize'=>intval($Options));
       
$Options = array_merge($Options,$PrmLst);

       
// Default options
       
if (!isset($Options['navsize'])) $Options['navsize'] = 10;
        if (!isset(
$Options['navpos'])) $Options['navpos'] = 'step';
        if (!isset(
$Options['pagemin'])) $Options['pagemin'] = 1;

       
// Check options
       
if ($Options['navsize']<=0) $Options['navsize'] = 10;
        if (
$PageSize<=0) $PageSize = 1;
        if (
$PageCurr<$Options['pagemin']) $PageCurr = $Options['pagemin'];

       
$CurrPos = 0;
       
$CurrNav = array('curr'=>$PageCurr,'first'=>$Options['pagemin'],'last'=>-1,'bound'=>false);

       
// Calculate displayed PageMin and PageMax
       
if ($Options['navpos']=='centred') {
           
$PageMin = $Options['pagemin']-1+$PageCurr - intval(floor($Options['navsize']/2));
        } else {
           
// Display by block
           
$PageMin = $Options['pagemin']-1+$PageCurr - ( ($PageCurr-1) % $Options['navsize']);
        }
       
$PageMin = max($PageMin,$Options['pagemin']);
       
$PageMax = $PageMin + $Options['navsize'] - 1;

       
// Calculate previous and next pages
       
$CurrNav['prev'] = $PageCurr - 1;
        if (
$CurrNav['prev']<$Options['pagemin']) {
           
$CurrNav['prev'] = $Options['pagemin'];
           
$CurrNav['bound'] = $Options['pagemin'];
        }
       
$CurrNav['next'] = $PageCurr + 1;
        if (
$RecCnt>=0) {
           
$PageCnt = $Options['pagemin']-1 + intval(ceil($RecCnt/$PageSize));
           
$PageMax = min($PageMax,$PageCnt);
           
$PageMin = max($Options['pagemin'],$PageMax-$Options['navsize']+1);
        } else {
           
$PageCnt = $Options['pagemin']-1;
        }
        if (
$PageCnt>=$Options['pagemin']) {
            if (
$PageCurr>=$PageCnt) {
               
$CurrNav['next'] = $PageCnt;
               
$CurrNav['last'] = $PageCnt;
               
$CurrNav['bound'] = $PageCnt;
            } else {
               
$CurrNav['last'] = $PageCnt;
            }
        }

       
// Merge general information
       
$Pos = 0;
        while (
$Loc = $TBS->meth_Locator_FindTbs($Txt,$BlockName,$Pos,'.')) {
           
$Pos = $Loc->PosBeg + 1;
           
$x = strtolower($Loc->SubName);
            if (isset(
$CurrNav[$x])) {
               
$Val = $CurrNav[$x];
                if ((
$CurrNav['bound']!==false) and ($CurrNav[$x]==$CurrNav['bound'])) {
                    if (isset(
$Loc->PrmLst['endpoint'])) {
                       
$Val = '';
                    }
                }
               
$TBS->meth_Locator_Replace($Txt,$Loc,$Val,false);
            }
        }

       
// Prepare data to merge
       
$Query = '';
       
$Data = array();
       
$RecSpe = 0;
       
$RecCurr = 0;
        if (isset(
$PrmLst['bmagnet']) and ($PageMin==$PageMax)) {
           
// No data to merge
       
} else {
            for (
$PageId=$PageMin;$PageId<=$PageMax;$PageId++) {
               
$RecCurr++;
                if (
$PageId==$PageCurr) $RecSpe = $RecCurr;
               
$Data[] = array('page'=>$PageId);
            }
        }

       
// Merge the nav bar
       
$TBS->meth_Merge_Block($Txt,$BlockName,$Data,$Query,'currpage',$RecSpe);

    }

}

?>