user_common.php

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<?
/*
 *   This file is part of PhpCompta.
 *
 *   PhpCompta is free software; you can redistribute it and/or modify
 *   it under the terms of the GNU General Public License as published by
 *   the Free Software Foundation; either version 2 of the License, or
 *   (at your option) any later version.
 *
 *   PhpCompta is distributed in the hope that it will be useful,
 *   but WITHOUT ANY WARRANTY; without even the implied warranty of
 *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *   GNU General Public License for more details.
 *
 *   You should have received a copy of the GNU General Public License
 *   along with PhpCompta; if not, write to the Free Software
 *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
*/
/* $Revision$ */
// Copyright Author Dany De Bontridder ddebontridder@yahoo.fr

include_once("postgres.php");
function GetTvaRate($p_cn,$p_tva_id) {
  // $p_tva_id is an empty string, returns 0
  if (strlen(trim($p_tva_id))==0) return 0;

  // Get vat info from the database
  $Res=ExecSql($p_cn,"select tva_id,tva_rate,tva_label from tva_rate where tva_id=".$p_tva_id);
  if (pg_NumRows($Res) == 0 ) return null;

  $r=pg_fetch_array($Res,0);
  return $r;

}
function ComputeTotalVat($p_cn, $a_fiche,$a_quant,$a_price,$ap_vat,$all=false ) {
echo_debug('user_common.php',__LINE__,"ComputeTotalVat $a_fiche $a_quant $a_price");
 foreach ( $a_fiche as $t=>$el) {
   echo_debug('user_common.php',__LINE__,"t $t e $el");
 }
 $r=null;
// foreach goods 
//--
 foreach ( $a_fiche as $idx=>$element) {
   echo_debug ('user_common.php',__LINE__,"idx $idx element $element");
  // if the card id is null or empty 
    if (  strlen(trim($element))==0) continue;
   
    // Get the tva_id
    if ( $ap_vat != null and
         isNumber($ap_vat[$idx])== 1 and $ap_vat[$idx] != -1 ) 
      {
        $tva_id=$ap_vat[$idx];
        echo_debug('user_common',__LINE__,' tva_id is given');
        echo_debug('user_common',__LINE__,$ap_vat);
      }
    else
      {
        $tva_id=GetFicheAttribut($p_cn,$element,ATTR_DEF_TVA);
        echo_debug('user_common',__LINE__,'retrieve tva_id');
      }
    echo_debug('user_common',__LINE__,"tva id $tva_id");
    if ( $tva_id == null ) continue;
    // for each fiche find the tva_rate and tva_id
    $a_vat=GetTvaRate($p_cn,$tva_id);
   
        // Get the attribut price of the card(fiche)
        if ( $a_vat != null  and  $a_vat['tva_id'] != "" ) 
        {  
                $flag=true;
                $a=$a_vat['tva_id'];
                // Compute vat for this item
                $vat_amount=round($a_price[$idx]*$a_vat['tva_rate']*$a_quant[$idx],2);
        
                // only the deductible vat
                 if ( $all == false ) 
                   {
                     //variable containing the nd part 
                     // used when a card has both special rule for vat 
                     $nd1=0;
                     // if a part is not deductible then reduce vat_amount
                     $nd=GetFicheAttribut($p_cn,$a_fiche[$idx],ATTR_DEF_TVA_NON_DEDUCTIBLE);
                     if ( $nd != null && strlen(trim($nd)) != 0 && $nd != 0 )
                       {
                         $nd_amount=round($a_price[$idx]*$a_vat['tva_rate']*$a_quant[$idx]*$nd,2);
                         // problem with round
                         $vat_amount=$vat_amount-$nd_amount;
                         echo_debug('user_common.php',__LINE__,
                                    "A - TVA Attr fiche [$nd] nd amount [ $nd_amount ]".
                                    "vat amount [ $vat_amount]");
                         $flag=false;
                         // save nd into nd1
                         $nd1=$nd;
                        }       
                        // if a part is not deductible then reduce vat_amount
                        $nd=GetFicheAttribut($p_cn,$a_fiche[$idx],ATTR_DEF_TVA_NON_DEDUCTIBLE_RECUP);
                        if ( $nd != null && strlen(trim($nd)) != 0 && $nd != 0 )
                        {
                          $nd_amount2=round($a_price[$idx]*$a_vat['tva_rate']*$a_quant[$idx]*$nd,2);
                         
                          $vat_amount=$vat_amount-$nd_amount2;
                          // when using both vat, their sum cannot exceed 1, if = 1 then vat = 0
                          if ( ($nd+$nd1) == 1)
                            $vat_amount=0;
                          echo_debug('user_common.php',__LINE__,
                                     "B - TVA Attr fiche [$nd] nd amount [ $nd_amount2 ]".
                                     "vat amount [ $vat_amount]");
                          
                          $flag=false;
                        }       
                }
                 
                $r[$a]=isset ( $r[$a] )?$r[$a]+$vat_amount:$vat_amount; 
        }
    
 }
 echo_debug('user_common.php',__LINE__," return ".var_export($r,true));
 return $r;
 
 
}

function ComputeVat($p_cn,      $p_fiche,$p_quant,$p_price,$p_vat ) 
{
  echo_debug('user_common.php',__LINE__,"function ComputeVat($p_cn,$p_fiche,$p_quant,$p_price,$p_vat )");
  // Get the tva_id
  if ( $p_vat != null and  isNumber($p_vat)== 1 and $p_vat != -1)
    $tva_id=$p_vat;
  else
    $tva_id=GetFicheAttribut($p_cn,$p_fiche,ATTR_DEF_TVA);
 
  echo_debug('user_common',__LINE__,"ComputeVat tva id = $tva_id"); 
  if ( $tva_id == null  ) return -1;
  // find the tva_rate and tva_id
  $a_vat=GetTvaRate($p_cn,$tva_id);
  $vat_amount=null;
  // Get the attribut price of the card(fiche)
  if ( $a_vat != null  and  $a_vat['tva_id'] != "" ) 
    {
      $a=$a_vat['tva_id'];
      $vat_amount=$p_price*$a_vat['tva_rate']*$p_quant;
    } 
  echo_debug('user_common',__LINE__,'return '.round($vat_amount,2));
  return round($vat_amount,2);
  
  
}


function GetTvaPoste($p_cn,$p_tva_id,$p_cred) {
        $Res=ExecSql($p_cn,"select tva_poste from tva_rate where tva_id=$p_tva_id");
        if ( pg_NumRows($Res) == 0 ) return null;
        $a=pg_fetch_array($Res,0);
        list ($deb,$cred)=split(",",$a['tva_poste']);
        if ( $p_cred=='c' ) return $cred;
        if ($p_cred=='d') return $deb;
        echo_error ("Invalid $p_cred in GetTvaRate");
        return null;
}




function InsertJrnx($p_cn,$p_type,$p_user,$p_jrn,$p_poste,$p_date,$p_amount,$p_grpt,$p_periode,$p_qcode="")
{
  echo_debug ('user_common.php',__LINE__,"InsertJrnx param 
            type = $p_type p_user $p_user 
            p_date $p_date p_poste $p_poste 
            p_amount $p_amount p_grpt = $p_grpt p_periode = $p_periode");

  if ( $p_amount == 0) return true;

  $debit=($p_type=='c')?'false':'true';

  // if negative value the operation is inversed
  if ( $p_amount < 0 ) {
    $debit=($debit=='false')?'true':'false';
  }

  $sql=sprintf("select insert_jrnx
                 ('%s',abs(%.2f),%d,%d,%d,%s,'%s',%d,'%s')",
                  $p_date,round($p_amount,2),$p_poste,$p_grpt,$p_jrn,$debit,$p_user,$p_periode,$p_qcode);

  echo_debug('user_common.php',__LINE__,"InsertJrnx $sql");
  $Res=ExecSql($p_cn,$sql);
  if ( $Res==false) return $Res;
  return GetSequence($p_cn,'s_jrn_op');

}
function InsertJrn($p_cn,$p_date,$p_echeance,$p_jrn,$p_comment,$p_amount,$p_grpt,$p_periode)
{
        echo_debug ('user_common.php',__LINE__,"InsertJrn param 
            p_date $p_date p_poste $p_comment p_amount $p_amount p_grpt = $p_grpt p_periode = $p_periode p_echeance = $p_echeance
comment = $p_comment");
        $p_comment=FormatString($p_comment);

        if ( $p_echeance == "" or $p_echeance==null) {
                $p_echeance='null';
        } else {
                $p_echeance=sprintf("to_date('%s','DD.MM.YYYY')",$p_echeance);
        }
        $sql=sprintf("insert into jrn (jr_def_id,jr_montant,jr_comment,jr_date,jr_ech,jr_grpt_id,jr_tech_per)
                 values ( %d,abs(%.2f),'%s',to_date('%s','DD.MM.YYYY'),%s,%d,%d)",
                     $p_jrn, round($p_amount,2),$p_comment,$p_date,$p_echeance,$p_grpt,$p_periode);
        echo_debug('user_common.php',__LINE__,"InsertJrn $sql");
        $Res=ExecSql($p_cn,$sql);                                
        if ( $Res == false)  return false;
        return GetSequence($p_cn,'s_jrn');
}
function ListJrn($p_cn,$p_jrn,$p_where="",$p_array=null,$p_value=0,$p_paid=0)
{

  include_once("central_inc.php");
  $limit=($_SESSION['g_pagesize']!=-1)?" LIMIT ".$_SESSION['g_pagesize']:"";
  $offset=($_SESSION['g_pagesize']!=-1)?" OFFSET ".$p_value:"";
  if ( $p_array == null ) {

  //que fait cette requête??? 
    
   $sql="select jr_id   ,
                        jr_montant,
                        jr_comment,
                        jr_ech,
                        to_char(jr_date,'DD.MM.YYYY') as jr_date,
                        jr_date as jr_date_order,
                        jr_grpt_id,
                        jr_rapt,
                        jr_internal,
                        jrn_def_id,
                        jrn_def_name,
                        jrn_def_ech,
                        jrn_def_type,
                        jr_valid,
                        jr_tech_per,
                        jr_pj_name,
                        p_closed
                       from 
                        jrn 
                            join jrn_def on jrn_def_id=jr_def_id 
                            join parm_periode on p_id=jr_tech_per
                       $p_where 
                         order by jr_date_order asc,jr_internal asc";
  }
  if ( $p_array != null ) {
    // Construction Query 
    foreach ( $p_array as $key=>$element) {
      ${"l_$key"}=$element;
    }
    $sql="select jr_id  ,
                jr_montant,
                jr_comment,
                jr_ech,
                to_char(jr_date,'DD.MM.YYYY') as jr_date,
                jr_date as jr_date_order,
                jr_grpt_id,
                jr_rapt,
                jr_internal,
                jrn_def_id,
                jrn_def_name,
                jrn_def_ech,
                jrn_def_type,
                jr_valid,
                jr_tech_per,
                jr_pj_name,
                p_closed
                      from 
                jrn join jrn_def on jrn_def_id=jr_def_id 
                    join parm_periode on p_id=jr_tech_per
                ";
    $jrn_sql=($p_jrn =0)?"1=1":"jrn_def_id=$p_jrn ";
    $l_and=" where ";
    // amount
    if ( ereg("^[0-9]+$", $l_s_montant) || ereg ("^[0-9]+\.[0-9]+$", $l_s_montant) ) 
    {
      $sql.=$l_and."  jr_montant $l_mont_sel $l_s_montant";
      $l_and=" and ";
    }
    // date
    if ( isDate($l_date_start) != null ) 
    {
      $sql.=$l_and." jr_date >= to_date('".$l_date_start."','DD.MM.YYYY')";
      $l_and=" and ";
    }
    if ( isDate($l_date_end) != null ) {
      $sql.=$l_and." jr_date <= to_date('".$l_date_end."','DD.MM.YYYY')";
      $l_and=" and ";
    }
    // comment
    $l_s_comment=FormatString($l_s_comment);
    if ( $l_s_comment != null ) 
    {
      $sql.=$l_and." upper(jr_comment) like upper('%".$l_s_comment."%') ";
      $l_and=" and ";
    }
    // internal
    $l_s_internal=FormatString($l_s_internal);
    if ( $l_s_internal != null ) {
      $sql.=$l_and."  jr_internal like ('%$l_s_internal%')  ";
      $l_and=" and ";
    }
    // Poste
    $l_poste=FormatString($l_poste);
    if ( $l_poste != null ) {
      $sql.=$l_and."  jr_grpt_id in (select j_grpt 
             from jrnx where j_poste = $l_poste)  ";
      $l_and=" and ";
    }
    // Quick Code
    if ( $l_qcode != null ) 
      {
        $sql.=$l_and."  jr_grpt_id in ( select j_grpt from 
             jrnx where j_qcode = '$l_qcode')";
        $l_and=" and ";
      }
    // if not admin check filter 
    $User=new cl_user(DbConnect());
    $User->Check();
    if ( $User->admin == 0 ) 
    {
      $sql.=$l_and." jr_def_id in ( select uj_jrn_id ".
        " from user_sec_jrn where ".
        " uj_login='".$_SESSION['g_user']."'".
        " and uj_priv in ('R','W'))";
    }
    $sql.=" order by jr_date_order asc";
  }// p_array != null
  // Count 
  $count=CountSql($p_cn,$sql);
  // Add the limit 
  $sql.=$limit.$offset;

  // Execute SQL stmt
  $Res=ExecSql($p_cn,$sql);

  //starting from here we can refactor, so that instead of returning the generated HTML, 
  //this function returns a tree structure.
  
  $r="";
  $r.=JS_VIEW_JRN_DETAIL;
  $r.=JS_VIEW_JRN_CANCEL;
  $r.=JS_VIEW_JRN_MODIFY;

  $Max=pg_NumRows($Res);

  //TODO: correct this message. 
  if ($Max==0) return array(0,"Aucun enregistrement trouvé");

  $r.='<table style="width:100%;border:solid blue 2px ;border-style:outset;">';
  $l_sessid=$_REQUEST['PHPSESSID'];
  $r.="<tr class=\"even\">";
 $r.="<th> Internal </th>";
  $r.="<th> Date </th>";
  $r.="<th> Echéance </th>";
  $r.="<th> Description</th>";
  $r.="<th> Montant </th>";
  // if $p_paid is not equal to 0 then we have a paid column
  if ( $p_paid != 0 ) 
    {
      $r.="<th> Pay&eacute;</th>";
    }
  $r.="<th>Op. Concernée</th>";
  $r.="<th>Document</th>";
  $r.="</tr>";

  for ($i=0; $i < $Max;$i++) {

    //STAN the rows here must be stored in an array
    
    $row=pg_fetch_array($Res,$i);
    
    if ( $i % 2 == 0 ) $tr='<TR class="odd">'; 
                else $tr='<TR class="even">';
    $r.=$tr;
    //internal code
        // button  modify
    $r.="<TD>";
    $r.=sprintf('<A class="detail" HREF="javascript:modifyOperation(\'%s\',\'%s\',\'%s\')" >%s</A>',
                $row['jr_id'], $l_sessid, $p_jrn, $row['jr_internal']);
    $r.="</TD>";
    // date
    $r.="<TD>";
    $r.=$row['jr_date'];
    $r.="</TD>";
    // echeance
    $r.="<TD>";
    $r.=$row['jr_ech'];
    $r.="</TD>";
    
    // comment
    $r.="<TD>";
    $r.=$row['jr_comment'];
    $r.="</TD>";
    
    // Amount
    // If the ledger is financial :
    // the credit must be negative and written in red
    // Get the jrn type
    $jrn_prop=GetJrnProp($p_cn,$row['jrn_def_id'],1);  
    $positive=0;

    // Check ledger type
     if (  $jrn_prop['jrn_def_type'] == 'FIN' ) 
     {
       $positive = CountSql($p_cn,"select * from jrn inner join jrnx on jr_grpt_id=j_grpt ".
                           " where jr_id=".$row['jr_id']." and (j_poste like '55%' or j_poste like '57%' )".
                           " and j_debit='f'");
     }
    $r.="<TD align=\"right\">";
    //STAN $positive always == 0
     $r.=( $positive != 0 )?"<font color=\"red\">  - ".sprintf("%8.2f",$row['jr_montant'])."</font>":sprintf("%8.2f",$row['jr_montant']);
    $r.="</TD>";


    // Show the paid column if p_paid is not null
    if ( $p_paid !=0 )
      {
        $w=new widget("checkbox");
        $w->name="rd_paid".$row['jr_id'];
        $w->selected=($row['jr_rapt']=='paid')?true:false;
        // if p_paid == 2 then readonly
        $w->readonly=( $p_paid == 2)?true:false;
        $h=new widget("hidden");
        $h->name="set_jr_id".$row['jr_id'];
        $r.='<TD>'.$w->IOValue().$h->IOValue().'</TD>';
      }
    
    // Rapprochement
    $a=GetConcerned($p_cn,$row['jr_id']);
    $r.="<TD>";
    if ( $a != null ) {
      // $r.="operation concernée ";
      
      foreach ($a as $key => $element) 
      {      
              $r.= "<A class=\"detail\" HREF=\"javascript:viewDetail('".GetGrpt($p_cn,$element)."','$l_sessid')\" > ".GetInternal($p_cn,$element)."</A>";
      }//for
    }// if ( $a != null ) {
    $r.="</TD>";

    if ( $row['jr_valid'] == 'f'  ) {
      $r.="<TD> Opération annulée</TD>";
    }    else {
      // all operations can be removed either by setting to 0 the amount
      // or by writing the opposite operation if the period is closed
      $r.="<TD>";
      // cancel operation
      $r.=sprintf('<input TYPE="BUTTON" VALUE="%s" onClick="cancelOperation(\'%s\',\'%s\',\'%s\')">',
                  "Annuler",$row['jr_grpt_id'],$l_sessid,$p_jrn);
      $r.="</TD>";
    } // else
    //document
    $r.="<TD>".sprintf('<A class="detail" HREF="show_pj.php?jrn=%s&jr_grpt_id=%s">%s</A>',
                       $p_jrn,
                       $row['jr_grpt_id'],
                       $row['jr_pj_name'])."</TD>";
    
    // end row
    $r.="</tr>";
    
  }
  $r.="</table>";
  
return array ($count,$r);
}



function InsertStockGoods($p_cn,$p_j_id,$p_good,$p_quant,$p_type)
{
  echo_debug('user_common.php',__LINE__,"function InsertStockGoods($p_cn,$p_j_id,$p_good,$p_quant,$p_type)");
  // Retrieve the good account for stock
  $code_marchandise=GetFicheAttribut($p_cn,$p_good,ATTR_DEF_STOCK);
  $sql="select f_id from vw_poste_qcode where j_qcode='$p_good'";
  $Res=ExecSql($p_cn,$sql);
  $r=pg_fetch_array($Res,0);
  $f_id=$r['f_id'];
  $Res=ExecSql($p_cn,"insert into stock_goods (
                            j_id,
                            f_id,
                            sg_code, 
                            sg_quantity,
                             sg_type ) values (
                            $p_j_id,
                            $f_id,
                            '$code_marchandise',
                            $p_quant, '$p_type') 
                     ");
 return $Res;
}
function withStock($p_cn,$p_f_id)
{
  $a=getFicheAttribut($p_cn,$p_f_id, ATTR_DEF_STOCK);
  if ( $a == "1" ) return true;
  return false;

}
function VerifyOperationDate($p_cn,$p_periode,$p_date) {

  // Verify the date
  if ( isDate($p_date) == null ) { 
          echo_error("Invalid date $p_date");
          echo_debug('user_common.php',__LINE__,"Invalid date $p_date");
          echo "<SCRIPT> alert('INVALID DATE $p_date !!!!');</SCRIPT>";
          return null;
                }
// userPref contient la periode par default
    list ($l_date_start,$l_date_end)=GetPeriode($p_cn,$p_periode);

    // Date dans la periode active
    echo_debug ("date start periode $l_date_start date fin periode $l_date_end date demandée $p_date");
    if ( cmpDate($p_date,$l_date_start)<0 || 
         cmpDate($p_date,$l_date_end)>0 )
      {
                  $msg="Not in the active periode please change your preference";
                        echo_error($msg); echo_error($msg);     
                        echo "<SCRIPT>alert('$msg');</SCRIPT>";
                        return null;
      }
    // Periode fermée 
    if ( PeriodeClosed ($p_cn,$p_periode)=='t' )
      {
                $msg="This periode is closed please change your preference";
                echo_error($msg); echo_error($msg);     
                echo "<SCRIPT>alert('$msg');</SCRIPT>";
                return null;
      }
    return $p_date;
}

function InsertRapt($p_cn,$jr_id,$jr_id2) {
  if ( isNumber($jr_id)  == 0 or 
       isNumber($jr_id2) == 0 )
    {
      echo_error(" InsertRapt : invalid jr_id $jr_id, jr_id2 $jr_id2");
      echo_debug('user_common.php',__LINE__," InsertRapt : invalid jr_id $jr_id, jr_id2 $jr_id2");
      return false;
    }
  // verify if exists
  if ( CountSql($p_cn,"select jra_id from jrn_rapt where jra_concerned=$jr_id and jr_id=$jr_id2
                   union
                 select jra_id from jrn_rapt where jra_concerned=$jr_id2 and jr_id=$jr_id ") ==0) 
    {
      // Ok we can insert 
      $Res=ExecSql($p_cn,"insert into jrn_rapt(jr_id,jra_concerned) values ($jr_id,$jr_id2)");
    }
  return true;
}
function DeleteRapt($p_cn,$jr_id,$jr_id2) {
  echo_debug('user_common.php',__LINE__,"DeleteRapt($p_cn,$jr_id,$jr_id2) ");
  if ( isNumber($jr_id)  == 0 or 
       isNumber($jr_id2) == 0 )
    {
      echo_error(" InsertRapt : invalid jr_id jr_id = $jr_id jr_id2 = $jr_id2");
      return;
    }
  // verify if exists
  if ( CountSql($p_cn,"select jra_id from jrn_rapt where jra_concerned=$jr_id and jr_id=$jr_id2
                   union
                 select jra_id from jrn_rapt where jra_concerned=$jr_id2 and jr_id=$jr_id ") !=0) 
    {
      // Ok we can insert 
      $Res=ExecSql($p_cn,"delete from jrn_rapt where (jra_concerned=$jr_id2 and jr_id=$jr_id) or 
                               (jra_concerned=$jr_id and jr_id=$jr_id2) ");
    }
}

function GetConcerned ($p_cn, $jr_id) {
$sql=" select jr_id as cn from jrn_rapt where jra_concerned=$jr_id
      union
       select jra_concerned as cn from jrn_rapt where jr_id=$jr_id";
 $Res=ExecSql($p_cn,$sql);

 // If nothing is found return null
 $n=pg_NumRows($Res);

 if ($n ==0 ) return null;

 // put everything in an array
 for ($i=0;$i<$n;$i++) {
   $l=pg_fetch_array($Res,$i);
   $r[$i]=$l['cn'];
 }
 return $r;
}
function  GetGrpt($p_cn,$p_jr_id)
{
  $Res=ExecSql($p_cn,"select jr_grpt_id from jrn where jr_id=".$p_jr_id);
  if ( pg_NumRows($Res) == 0 ) {
    return null;
  }
  $r=pg_fetch_array($Res,0);
  return $r['jr_grpt_id'];
}
function UpdateComment ($p_cn,$p_jr_id,$p_comment) {
  $p_comment=FormatString($p_comment);
  $Res=ExecSql($p_cn,"update jrn set jr_comment='".$p_comment."'
                               where jr_id = $p_jr_id"); 

}

function isValid ($p_cn,$p_grpt_id) {
  $Res=ExecSql($p_cn,"select jr_valid from jrn where jr_grpt_id=$p_grpt_id");

  if ( ( $M = pg_NumRows($Res)) == 0 ) return 0;

  $a=pg_fetch_array($Res,0);

  if ( $a['jr_valid'] == 't') return 1;
  if ( $a['jr_valid'] == 'f') return 0;

  echo_error ("Invalid result = ".$a['result']);


}

function jrn_navigation_bar($p_offset,$p_line,$p_size=0,$p_page=1)
{
  // if the pagesize is unlimited return ""
  // in that case there is no nav. bar
  if ( $_SESSION['g_pagesize'] == -1  ) return "";
  if ( $p_size==0) {
    $p_size= $_SESSION['g_pagesize'];
  }
  // if there is no row return an empty string
  if ( $p_line == 0 ) return "";

  // Compute the url
  $url="";
  $and="";
  $get=$_GET;
  if ( isset ($get) ) {
    foreach ($get as $name=>$value ) {
      // we clean the parameter offset, step, page and size
      if (  ! in_array($name,array('offset','step','page','size'))) {
        $url.=$and.$name."=".$value;
        $and="&";
      }// if
    }//foreach
  }// if
  // compute max of page
  $nb_page=($p_line-($p_line%$p_size))/$p_size;

  // if something remains
  if ( $p_line % $p_size != 0 ) $nb_page+=1;

  // if max page == 1 then return a empty string
  if ( $nb_page == 1) return "";

  $r="";
  // previous
  if ($p_page !=1) {
    $e=$p_page-1;
    $step=$_SESSION['g_pagesize'];
    $offset=($e-1)*$step;

    $r='<A class="one" href="'.$_SERVER['PHP_SELF']."?".$url."&offset=$offset&step=$step&page=$e&size=$step".'">';
    $r.="Pr&eacute;c&eacute;dent";
    $r.="</A>&nbsp;&nbsp;";
  }

  // Create the bar
  for ($e=1;$e<=$nb_page;$e++) {
    // do not included current page
    if ( $e != $p_page ) {
    $step=$_SESSION['g_pagesize'];
    $offset=($e-1)*$step;
    $go=sprintf($_SERVER['PHP_SELF']."?".$url."&offset=$offset&step=$step&page=$e&size=$step");
    $r.=sprintf('<A HREF="%s" CLASS="one">%d</A>&nbsp;',$go,$e);
    } else {
      $r.="<b> $e </b>";
    } //else
    // add a break if e > 80
    if ( $e % 57 == 0 ) {
      $r.="<br>";
    }
  } //for
  // next
  if ($p_page !=$nb_page) {
    $e=$p_page+1;
    $step=$_SESSION['g_pagesize'];
    $offset=($e-1)*$step;

    $r.='&nbsp;<A class="one" href="'.$_SERVER['PHP_SELF']."?".$url."&offset=$offset&step=$step&page=$e&size=$step".'">';
    $r.="Suivant";
    $r.="</A>";
  }


  return $r;
  
}

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