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<?php
//
// FPDI - Version 1.2
//
// Copyright 2004-2007 Setasign - Jan Slabon
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
define('FPDI_VERSION','1.2');
ini_set('auto_detect_line_endings',1); // Strongly required!
require_once("fpdf_tpl.php");
require('fpdi_pdf_parser.php');
require_once("fpdi_pdf_parser.php");
class FPDI extends FPDF_TPL {
/**
* Actual filename
* @var string
*/
var $current_filename;
/**
* Parser-Objects
* @var array
*/
var $parsers;
/**
* Current parser
* @var object
*/
var $current_parser;
/**
* Highest version of imported PDF
* @var double
*/
var $importVersion = 1.3;
/**
* object stack
* @var array
*/
var $_obj_stack;
/**
* done object stack
* @var array
*/
var $_don_obj_stack;
/**
* Current Object Id.
* @var integer
*/
var $_current_obj_id;
/**
* The name of the last imported page box
* @var string
*/
var $lastUsedPageBox;
/**
* Constructor
* See FPDF-Manual
*/
function FPDI($orientation='P',$unit='mm',$format='A4') {
parent::FPDF_TPL($orientation,$unit,$format);
}
/**
* Set a source-file
*
* @param string $filename a valid filename
* @return int number of available pages
*/
function setSourceFile($filename) {
$this->current_filename = $filename;
$fn =& $this->current_filename;
if (!isset($this->parsers[$fn]))
$this->parsers[$fn] =& new fpdi_pdf_parser($fn,$this);
$this->current_parser =& $this->parsers[$fn];
return $this->parsers[$fn]->getPageCount();
}
/**
* Import a page
*
* @param int $pageno pagenumber
* @return int Index of imported page - to use with fpdf_tpl::useTemplate()
*/
function importPage($pageno, $boxName='/CropBox') {
if ($this->_intpl) {
return $this->error("Please import the desired pages before creating a new template.");
}
$fn =& $this->current_filename;
$parser =& $this->parsers[$fn];
$parser->setPageno($pageno);
$this->tpl++;
$this->tpls[$this->tpl] = array();
$tpl =& $this->tpls[$this->tpl];
$tpl['parser'] =& $parser;
$tpl['resources'] = $parser->getPageResources();
$tpl['buffer'] = $parser->getContent();
if (!in_array($boxName, $parser->availableBoxes))
return $this->Error(sprintf("Unknown box: %s", $boxName));
$pageboxes = $parser->getPageBoxes($pageno);
/**
* MediaBox
* CropBox: Default -> MediaBox
* BleedBox: Default -> CropBox
* TrimBox: Default -> CropBox
* ArtBox: Default -> CropBox
*/
if (!isset($pageboxes[$boxName]) && ($boxName == "/BleedBox" || $boxName == "/TrimBox" || $boxName == "/ArtBox"))
$boxName = "/CropBox";
if (!isset($pageboxes[$boxName]) && $boxName == "/CropBox")
$boxName = "/MediaBox";
if (!isset($pageboxes[$boxName]))
return false;
$this->lastUsedPageBox = $boxName;
$box = $pageboxes[$boxName];
$tpl['box'] = $box;
// To build an array that can be used by PDF_TPL::useTemplate()
$this->tpls[$this->tpl] = array_merge($this->tpls[$this->tpl],$box);
// An imported page will start at 0,0 everytime. Translation will be set in _putformxobjects()
$tpl['x'] = 0;
$tpl['y'] = 0;
$page =& $parser->pages[$parser->pageno];
// fix for rotated pages
$rotation = $parser->getPageRotation($pageno);
if (isset($rotation[1]) && ($angle = $rotation[1] % 360) != 0) {
$steps = $angle / 90;
$_w = $tpl['w'];
$_h = $tpl['h'];
$tpl['w'] = $steps % 2 == 0 ? $_w : $_h;
$tpl['h'] = $steps % 2 == 0 ? $_h : $_w;
if ($steps % 2 != 0) {
$x = $y = ($steps == 1 || $steps == -3) ? $tpl['h'] : $tpl['w'];
} else {
$x = $tpl['w'];
$y = $tpl['h'];
}
$cx=($x/2+$tpl['box']['x'])*$this->k;
$cy=($y/2+$tpl['box']['y'])*$this->k;
$angle*=-1;
$angle*=M_PI/180;
$c=cos($angle);
$s=sin($angle);
$tpl['buffer'] = sprintf('q %.5f %.5f %.5f %.5f %.2f %.2f cm 1 0 0 1 %.2f %.2f cm %s Q',$c,$s,-$s,$c,$cx,$cy,-$cx,-$cy, $tpl['buffer']);
}
return $this->tpl;
}
function getLastUsedPageBox() {
return $this->lastUsedPageBox;
}
function useTemplate($tplidx, $_x=null, $_y=null, $_w=0, $_h=0) {
$this->_out('q 0 J 1 w 0 j 0 G'); // reset standard values
$s = parent::useTemplate($tplidx, $_x, $_y, $_w, $_h);
$this->_out('Q');
return $s;
}
/**
* Private method, that rebuilds all needed objects of source files
*/
function _putimportedobjects() {
if (is_array($this->parsers) && count($this->parsers) > 0) {
foreach($this->parsers AS $filename => $p) {
$this->current_parser =& $this->parsers[$filename];
if (is_array($this->_obj_stack[$filename])) {
while($n = key($this->_obj_stack[$filename])) {
$nObj = $this->current_parser->pdf_resolve_object($this->current_parser->c,$this->_obj_stack[$filename][$n][1]);
$this->_newobj($this->_obj_stack[$filename][$n][0]);
if ($nObj[0] == PDF_TYPE_STREAM) {
$this->pdf_write_value ($nObj);
} else {
$this->pdf_write_value ($nObj[1]);
}
$this->_out('endobj');
$this->_obj_stack[$filename][$n] = null; // free memory
unset($this->_obj_stack[$filename][$n]);
reset($this->_obj_stack[$filename]);
}
}
}
}
}
/**
* Sets the PDF Version to the highest of imported documents
*/
function setVersion() {
$this->PDFVersion = max($this->importVersion, $this->PDFVersion);
}
/**
* Put resources
*/
function _putresources() {
$this->_putfonts();
$this->_putimages();
$this->_putformxobjects();
$this->_putimportedobjects();
//Resource dictionary
$this->offsets[2]=strlen($this->buffer);
$this->_out('2 0 obj');
$this->_out('<<');
$this->_putresourcedict();
$this->_out('>>');
$this->_out('endobj');
}
/**
* Private Method that writes the form xobjects
*/
function _putformxobjects() {
$filter=($this->compress) ? '/Filter /FlateDecode ' : '';
reset($this->tpls);
foreach($this->tpls AS $tplidx => $tpl) {
$p=($this->compress) ? gzcompress($tpl['buffer']) : $tpl['buffer'];
$this->_newobj();
$this->tpls[$tplidx]['n'] = $this->n;
$this->_out('<<'.$filter.'/Type /XObject');
$this->_out('/Subtype /Form');
$this->_out('/FormType 1');
$this->_out(sprintf('/BBox [%.2f %.2f %.2f %.2f]',
($tpl['x'] + (isset($tpl['box']['x'])?$tpl['box']['x']:0))*$this->k,
($tpl['h'] + (isset($tpl['box']['y'])?$tpl['box']['y']:0) - $tpl['y'])*$this->k,
($tpl['w'] + (isset($tpl['box']['x'])?$tpl['box']['x']:0))*$this->k,
($tpl['h'] + (isset($tpl['box']['y'])?$tpl['box']['y']:0) - $tpl['y']-$tpl['h'])*$this->k)
);
if (isset($tpl['box']))
$this->_out(sprintf('/Matrix [1 0 0 1 %.5f %.5f]',-$tpl['box']['x']*$this->k, -$tpl['box']['y']*$this->k));
$this->_out('/Resources ');
if (isset($tpl['resources'])) {
$this->current_parser =& $tpl['parser'];
$this->pdf_write_value($tpl['resources']);
} else {
$this->_out('<</ProcSet [/PDF /Text /ImageB /ImageC /ImageI]');
if (isset($this->_res['tpl'][$tplidx]['fonts']) && count($this->_res['tpl'][$tplidx]['fonts'])) {
$this->_out('/Font <<');
foreach($this->_res['tpl'][$tplidx]['fonts'] as $font)
$this->_out('/F'.$font['i'].' '.$font['n'].' 0 R');
$this->_out('>>');
}
if(isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images']) ||
isset($this->_res['tpl'][$tplidx]['tpls']) && count($this->_res['tpl'][$tplidx]['tpls']))
{
$this->_out('/XObject <<');
if (isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images'])) {
foreach($this->_res['tpl'][$tplidx]['images'] as $image)
$this->_out('/I'.$image['i'].' '.$image['n'].' 0 R');
}
if (isset($this->_res['tpl'][$tplidx]['tpls']) && count($this->_res['tpl'][$tplidx]['tpls'])) {
foreach($this->_res['tpl'][$tplidx]['tpls'] as $i => $tpl)
$this->_out($this->tplprefix.$i.' '.$tpl['n'].' 0 R');
}
$this->_out('>>');
}
$this->_out('>>');
}
$this->_out('/Length '.strlen($p).' >>');
$this->_putstream($p);
$this->_out('endobj');
}
}
/**
* Rewritten to handle existing own defined objects
*/
function _newobj($obj_id=false,$onlynewobj=false) {
if (!$obj_id) {
$obj_id = ++$this->n;
}
//Begin a new object
if (!$onlynewobj) {
$this->offsets[$obj_id] = strlen($this->buffer);
$this->_out($obj_id.' 0 obj');
$this->_current_obj_id = $obj_id; // for later use with encryption
}
}
/**
* Writes a value
* Needed to rebuild the source document
*
* @param mixed $value A PDF-Value. Structure of values see cases in this method
*/
function pdf_write_value(&$value)
{
switch ($value[0]) {
case PDF_TYPE_NUMERIC :
case PDF_TYPE_TOKEN :
// A numeric value or a token.
// Simply output them
$this->_out($value[1]." ", false);
break;
case PDF_TYPE_ARRAY :
// An array. Output the proper
// structure and move on.
$this->_out("[",false);
for ($i = 0; $i < count($value[1]); $i++) {
$this->pdf_write_value($value[1][$i]);
}
$this->_out("]");
break;
case PDF_TYPE_DICTIONARY :
// A dictionary.
$this->_out("<<",false);
reset ($value[1]);
while (list($k, $v) = each($value[1])) {
$this->_out($k . " ",false);
$this->pdf_write_value($v);
}
$this->_out(">>");
break;
case PDF_TYPE_OBJREF :
// An indirect object reference
// Fill the object stack if needed
$cpfn =& $this->current_parser->filename;
if (!isset($this->_don_obj_stack[$cpfn][$value[1]])) {
$this->_newobj(false,true);
$this->_obj_stack[$cpfn][$value[1]] = array($this->n, $value);
$this->_don_obj_stack[$cpfn][$value[1]] = array($this->n, $value);
}
$objid = $this->_don_obj_stack[$cpfn][$value[1]][0];
$this->_out("{$objid} 0 R"); //{$value[2]}
break;
case PDF_TYPE_STRING :
// A string.
$this->_out('('.$value[1].')');
break;
case PDF_TYPE_STREAM :
// A stream. First, output the
// stream dictionary, then the
// stream data itself.
$this->pdf_write_value($value[1]);
$this->_out("stream");
$this->_out($value[2][1]);
$this->_out("endstream");
break;
case PDF_TYPE_HEX :
$this->_out("<".$value[1].">");
break;
case PDF_TYPE_NULL :
// The null object.
$this->_out("null");
break;
}
}
/**
* Private Method
*/
function _out($s,$ln=true) {
//Add a line to the document
if ($this->state==2) {
if (!$this->_intpl)
$this->pages[$this->page] .= $s.($ln == true ? "\n" : '');
else
$this->tpls[$this->tpl]['buffer'] .= $s.($ln == true ? "\n" : '');
} else {
$this->buffer.=$s.($ln == true ? "\n" : '');
}
}
/**
* rewritten to close opened parsers
*
*/
function _enddoc() {
parent::_enddoc();
$this->_closeParsers();
}
/**
* close all files opened by parsers
*/
function _closeParsers() {
if ($this->state > 2 && count($this->parsers) > 0) {
foreach ($this->parsers as $k => $_){
$this->parsers[$k]->closeFile();
$this->parsers[$k] = null;
unset($this->parsers[$k]);
}
return true;
}
return false;
}
}
// for PHP5
if (!class_exists('fpdi')) {
class fpdi extends FPDI {}
}
?>
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