Files
inventario2/Pdf_mysql_table.php

244 lines
8.3 KiB
PHP

<?php
/**
* @author Olivier Plathey
* @author Ricardo Montañana Gómez
* @copyright Copyright (c) 2008, Ricardo Montañana Gómez
* @license http://www.gnu.org/licenses/gpl-3.0.txt
* This file is part of Inventario.
* Inventario 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 3 of the License, or
* (at your option) any later version.
*
* Inventario 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 Inventario. If not, see <http://www.gnu.org/licenses/>.
*
*/
class Pdf_mysql_table extends FPDF
{
/**
* Modificado por Ricardo Montañana 05/2008 para añadir la posibilidad de cálculo de totales
* @var $totales float[] Vector de totales de las columnas que lo necesiten
*/
private $ProcessingTable=false,$aCols=array(),$TableX,$HeaderColor;
private $RowColors,$ColorIndex;
private $bdd,$titulo,$cabecera;
private $totales=array(),$procesandoTotales=false;
/**
*
* @param mixed $bdd Controlador de la base de datos
* @param string $orientacion Orientación de la página P/L
* @param string $formato Tamaño de la página p. ej. A4
* @param string $titulo Título del informe
* @param string $cabecera Texto para la cabecera
*/
public function __construct($bdd,$orientacion,$formato,$titulo='',$cabecera='')
{
$this->bdd=$bdd;
$this->titulo=$titulo;
$this->cabecera=$cabecera;
parent::__construct($orientacion,'mm',$formato);
}
public function setTitulo($titulo)
{
$this->titulo=$titulo;
}
public function iniciaTotales()
{
$this->totales = array();
}
function Header()
{
//Modficada por Ricardo Montañana
//Titulo
$fecha=strftime("%d-%b-%Y %H:%M");
$this->SetFont('Arial','',8);
$this->Cell(0,4,html_entity_decode(CENTRO . " " . PROGRAMA . " v" . VERSION,ENT_COMPAT | ENT_HTML401,'ISO-8859-1'),0,1,'L');
$this->SetFont('Arial','',18);
$this->Cell(0,6,utf8_decode($this->titulo),0,1,'C');
$this->SetFont('Arial','',8);
$this->Cell(0,3,$fecha,0,1,'R');
$this->Cell(0,5,utf8_decode($this->cabecera),0,1,'C');
$this->Ln(10);
//Print the table header if necessary
if($this->ProcessingTable)
$this->TableHeader();
//Ensure table header is output
parent::Header();
}
public function Footer()
{
$this->SetFont('Arial','',8);
$this->setY($this->h-10);
$this->Cell(0,6,'-'.$this->PageNo().'-',0,1,'C');
parent::Footer();
}
function TableHeader()
{
$this->SetFont('Arial','B',12);
$this->SetX($this->TableX);
$fill=!empty($this->HeaderColor);
if($fill)
$this->SetFillColor($this->HeaderColor[0],$this->HeaderColor[1],$this->HeaderColor[2]);
foreach($this->aCols as $col)
$this->Cell($col['w'],6,utf8_decode($col['c']),1,0,'C',$fill);
$this->Ln();
}
function Row($data)
{
$this->SetX($this->TableX);
$ci=$this->ColorIndex;
$fill=!empty($this->RowColors[$ci]);
if($fill)
$this->SetFillColor($this->RowColors[$ci][0],$this->RowColors[$ci][1],$this->RowColors[$ci][2]);
foreach($this->aCols as $col) {
switch ($col['a']) {
case 'D':$alin='R';break;
case 'I':$alin='L';break;
case 'C':$alin='C';break;
default:$alin='L';break;
}
if ($this->procesandoTotales) {
$this->SetFont('Arial','B',12);
}
$dato = isset($data[$col['f']]) ? $data[$col['f']] : "";
$this->Cell($col['w'],5,utf8_decode($dato),1,0,$alin,$fill);
//$this->Cell($col['w'],5,utf8_decode($data[$col['f']]),1,0,$alin,$fill);
//$this->Cell($col['w'],5,utf8_decode($data['proveedor']),1,0,$alin,$fill);
//$this->Write(5,"nombre=".$col['f'].",titulo=".$col['c'].",ancho=".$col['w'].",alin=".$col['a']);
//$this->Write(5,$data[$col['f']].$col['f']);
//print_r($data);
//print_r($this->aCols);
if ($col['t']=='S' && !$this->procesandoTotales) {
if (isset($this->totales[$col['f']]))
$this->totales[$col['f']] += $data[$col['f']];
else
$this->totales[$col['f']] = $data[$col['f']];
}
}
$this->Ln();
$this->ColorIndex=1-$ci;
}
function CalcWidths($width,$align)
{
//Compute the widths of the columns
$TableWidth=0;
foreach($this->aCols as $i=>$col)
{
$w=$col['w'];
if($w==-1)
$w=$width/count($this->aCols);
elseif(substr($w,-1)=='%')
$w=$w/100*$width;
$this->aCols[$i]['w']=$w;
$TableWidth+=$w;
}
//Compute the abscissa of the table
if($align=='C')
$this->TableX=max(($this->w-$TableWidth)/2,0);
elseif($align=='R')
$this->TableX=max($this->w-$this->rMargin-$TableWidth,0);
else
$this->TableX=$this->lMargin;
}
function AddCol($field=-1,$width=-1,$caption='',$align='I',$total='N')
{
//Add a column to the table
if($field==-1)
$field=count($this->aCols);
$this->aCols[]=array('f'=>$field,'c'=>$caption,'w'=>$width,'a'=>$align,'t'=>$total);
}
function Table($query,$prop=array())
{
//Issue query
$res=$this->bdd->query($query) or die('Error: '.$this->bdd->error."<BR>Query: $query");
//Add all columns if none was specified
if(count($this->aCols)==0)
{
$nb=$res->field_count;
for($i=0;$i<$nb;$i++)
$this->AddCol();
}
//Retrieve column names when not specified
$i=0;
foreach($this->aCols as $i=>$col)
{
if($col['c']=='')
{
if(is_string($col['f']))
$this->aCols[$i]['c']=ucfirst($col['f']);
else
$this->aCols[$i]['c']=ucfirst($res->field_seek($i));
}
$i++;
}
//Handle properties
if(!isset($prop['width']))
$prop['width']=0;
if($prop['width']==0)
$prop['width']=$this->w-$this->lMargin-$this->rMargin;
if(!isset($prop['align']))
$prop['align']='C';
if(!isset($prop['padding']))
$prop['padding']=$this->cMargin;
$cMargin=$this->cMargin;
$this->cMargin=$prop['padding'];
if(!isset($prop['HeaderColor']))
$prop['HeaderColor']=array();
$this->HeaderColor=$prop['HeaderColor'];
if(!isset($prop['color1']))
$prop['color1']=array();
if(!isset($prop['color2']))
$prop['color2']=array();
$this->RowColors=array($prop['color1'],$prop['color2']);
//Compute column widths
$this->CalcWidths($prop['width'],$prop['align']);
//Print header
$this->TableHeader();
//Print rows
$this->SetFont('Arial','',11);
$this->ColorIndex=0;
$this->ProcessingTable=true;
$this->procesandoTotales=false;
while($row=$res->fetch_assoc()) {
$this->Row($row);
}
$this->procesandoTotales=true;
// Procesa los totales
if ($this->procesaTotales()) {
$this->Row($this->totales);
}
$this->ProcessingTable=false;
$this->cMargin=$cMargin;
$this->aCols=array();
}
/**
* Se encarga de generar una línea de totalización si es necesario
* @param array $datos Línea con los totales a imprimir o NULL
* @return boolean Si hay que generar la línea o no
*/
private function procesaTotales()
{
foreach($this->aCols as $col) {
if ($col['t']=='S') {
return true;
}
}
return false;
}
}
?>