diff --git a/COPYRIGHT b/COPYRIGHT index 08fc88e2a8d..7fd13576e22 100644 --- a/COPYRIGHT +++ b/COPYRIGHT @@ -14,8 +14,8 @@ ArtiChow 1.07 Public Domain Yes Graphics EFC/XFSS 1.0.1 LGPL 3.0 Yes Enhanced File Crypt/Extended File Stealth System FCKEditor 2.6.4 LGPL 2.1 or Mozilla PL 1.0 Yes Editor WYSIWYG FPDF 1.6 Public domain Yes PDF generation (original code is modified) -FPDF_TPL 1.1.4 Apache Software License 2.0 No GPL3 only PDF templates management -FPDI 1.3.2 Apache Software License 2.0 No GPL3 only PDF templates management +FPDF_TPL 1.1.5 Apache Software License 2.0 No GPL3 only PDF templates management +FPDI 1.3.4 Apache Software License 2.0 No GPL3 only PDF templates management FPDI_Protection 1.0.3 Apache Software License 2.0 No GPL3 only PDF encryption (8 files) GeoIP x.x Yes GeoIP Maxmind conversion iWebkit 5.0.4 LGPL 3.0 Yes Iphone templates framework diff --git a/htdocs/includes/fpdf/fpdfi/filters/FilterASCII85.php b/htdocs/includes/fpdf/fpdfi/filters/FilterASCII85.php index 149ccda2491..116edd3b1f4 100644 --- a/htdocs/includes/fpdf/fpdfi/filters/FilterASCII85.php +++ b/htdocs/includes/fpdf/fpdfi/filters/FilterASCII85.php @@ -1,6 +1,6 @@ fpdi =& $fpdi; - } - - function error($msg) { - $this->fpdi->error($msg); - } +fpdi =& $fpdi; + } + + function error($msg) { + $this->fpdi->error($msg); + } } \ No newline at end of file diff --git a/htdocs/includes/fpdf/fpdfi/filters/FilterLZW.php b/htdocs/includes/fpdf/fpdfi/filters/FilterLZW.php index dd75de0b278..4b8dd8edec9 100644 --- a/htdocs/includes/fpdf/fpdfi/filters/FilterLZW.php +++ b/htdocs/includes/fpdf/fpdfi/filters/FilterLZW.php @@ -1,6 +1,6 @@ fpdi =& $fpdi; - } - - function error($msg) { - $this->fpdi->error($msg); - } +fpdi =& $fpdi; + } + + function error($msg) { + $this->fpdi->error($msg); + } } \ No newline at end of file diff --git a/htdocs/includes/fpdf/fpdfi/fpdf_tpl.php b/htdocs/includes/fpdf/fpdfi/fpdf_tpl.php index b3a61ecce58..af5f704b14d 100644 --- a/htdocs/includes/fpdf/fpdfi/fpdf_tpl.php +++ b/htdocs/includes/fpdf/fpdfi/fpdf_tpl.php @@ -1,6 +1,6 @@ SetAutoPageBreak(false); - + // Define own high and width to calculate possitions correct $this->h = $h; $this->w = $w; @@ -118,7 +118,7 @@ class FPDF_TPL extends FPDF { return $this->tpl; } - + /** * End Template * @@ -128,7 +128,7 @@ class FPDF_TPL extends FPDF { */ function endTemplate() { if ($this->_intpl) { - $this->_intpl = false; + $this->_intpl = false; $tpl =& $this->tpls[$this->tpl]; $this->SetXY($tpl['o_x'], $tpl['o_y']); $this->tMargin = $tpl['o_tMargin']; @@ -137,13 +137,13 @@ class FPDF_TPL extends FPDF { $this->h = $tpl['o_h']; $this->w = $tpl['o_w']; $this->SetAutoPageBreak($tpl['o_AutoPageBreak'], $tpl['o_bMargin']); - + return $this->tpl; } else { return false; } } - + /** * Use a Template in current Page or other Template * @@ -167,27 +167,27 @@ class FPDF_TPL extends FPDF { if (!isset($this->tpls[$tplidx])) $this->error("Template does not exist!"); - + if ($this->_intpl) { $this->_res['tpl'][$this->tpl]['tpls'][$tplidx] =& $this->tpls[$tplidx]; } - + $tpl =& $this->tpls[$tplidx]; $w = $tpl['w']; $h = $tpl['h']; - + if ($_x == null) $_x = 0; if ($_y == null) $_y = 0; - + $_x += $tpl['x']; $_y += $tpl['y']; - + $wh = $this->getTemplateSize($tplidx, $_w, $_h); $_w = $wh['w']; $_h = $wh['h']; - + $tData = array( 'x' => $this->x, 'y' => $this->y, @@ -199,15 +199,15 @@ class FPDF_TPL extends FPDF { 'ty' => ($this->h-$_y-$_h), 'lty' => ($this->h-$_y-$_h) - ($this->h-$h) * ($_h/$h) ); - - $this->_out(sprintf("q %.4F 0 0 %.4F %.4F %.4F cm", $tData['scaleX'], $tData['scaleY'], $tData['tx']*$this->k, $tData['ty']*$this->k)); // Translate + + $this->_out(sprintf("q %.4F 0 0 %.4F %.4F %.4F cm", $tData['scaleX'], $tData['scaleY'], $tData['tx']*$this->k, $tData['ty']*$this->k)); // Translate $this->_out(sprintf('%s%d Do Q', $this->tplprefix, $tplidx)); $this->lastUsedTemplateData = $tData; - + return array("w" => $_w, "h" => $_h); } - + /** * Get The calculated Size of a Template * @@ -225,7 +225,7 @@ class FPDF_TPL extends FPDF { $tpl =& $this->tpls[$tplidx]; $w = $tpl['w']; $h = $tpl['h']; - + if ($_w == 0 and $_h == 0) { $_w = $w; $_h = $h; @@ -235,10 +235,10 @@ class FPDF_TPL extends FPDF { $_w = $_h*$w/$h; if($_h==0) $_h = $_w*$h/$w; - + return array("w" => $_w, "h" => $_h); } - + /** * See FPDF/TCPDF-Documentation ;-) */ @@ -251,43 +251,49 @@ class FPDF_TPL extends FPDF { */ if ($this->_intpl) $this->FontFamily = ''; - + parent::SetFont($family, $style, $size, $fontfile); - + $fontkey = $this->FontFamily.$this->FontStyle; - + if ($this->_intpl) { $this->_res['tpl'][$this->tpl]['fonts'][$fontkey] =& $this->fonts[$fontkey]; } else { $this->_res['page'][$this->page]['fonts'][$fontkey] =& $this->fonts[$fontkey]; } } - + /** * See FPDF/TCPDF-Documentation ;-) */ - function Image($file, $x, $y, $w=0, $h=0, $type='', $link='', $align='', $resize=false, $dpi=300, $palign='', $ismask=false, $imgmask=false, $border=0, $fitbox = false, $hidden = false) { + function Image($file, $x='', $y='', $w=0, $h=0, $type='', $link='', $align='', $resize=false, $dpi=300, $palign='', $ismask=false, $imgmask=false, $border=0, $fitbox=false, $hidden=false, $fitonpage=false) { if (!is_subclass_of($this, 'TCPDF') && func_num_args() > 7) { $this->Error('More than 7 arguments for the Image method are only available in TCPDF.'); } - - parent::Image($file, $x, $y, $w, $h, $type, $link, $align, $resize, $dpi, $palign, $ismask, $imgmask, $border, $fitbox, $hidden); + + $ret = parent::Image($file, $x, $y, $w, $h, $type, $link, $align, $resize, $dpi, $palign, $ismask, $imgmask, $border, $fitbox, $hidden, $fitonpage); if ($this->_intpl) { $this->_res['tpl'][$this->tpl]['images'][$file] =& $this->images[$file]; } else { $this->_res['page'][$this->page]['images'][$file] =& $this->images[$file]; } + + return $ret; } - + /** * See FPDF-Documentation ;-) * * AddPage is not available when you're "in" a template. */ - function AddPage($orientation='', $format='') { + function AddPage($orientation='', $format='', $keepmargins=false) { + if (!is_subclass_of($this, 'TCPDF') && func_num_args() > 2) { + $this->Error('More than 2 arguments for the AddPage method are only available in TCPDF.'); + } + if ($this->_intpl) $this->Error('Adding pages in templates isn\'t possible!'); - parent::AddPage($orientation, $format); + parent::AddPage($orientation, $format, $keepmargins); } /** @@ -297,24 +303,24 @@ class FPDF_TPL extends FPDF { if (!is_subclass_of($this, 'TCPDF') && func_num_args() > 5) { $this->Error('More than 5 arguments for the Image method are only available in TCPDF.'); } - + if ($this->_intpl) $this->Error('Using links in templates aren\'t possible!'); parent::Link($x, $y, $w, $h, $link, $spaces); } - + function AddLink() { if ($this->_intpl) $this->Error('Adding links in templates aren\'t possible!'); return parent::AddLink(); } - + function SetLink($link, $y=0, $page=-1) { if ($this->_intpl) $this->Error('Setting links in templates aren\'t possible!'); parent::SetLink($link, $y, $page); } - + /** * Private Method that writes the form xobjects */ @@ -339,13 +345,13 @@ class FPDF_TPL extends FPDF { // ury ($tpl['h']-$tpl['y'])*$this->k )); - + if ($tpl['x'] != 0 || $tpl['y'] != 0) { $this->_out(sprintf('/Matrix [1 0 0 1 %.5F %.5F]', -$tpl['x']*$this->k*2, $tpl['y']*$this->k*2 )); } - + $this->_out('/Resources '); $this->_out('<_out('/F'.$font['i'].' '.$font['n'].' 0 R'); $this->_out('>>'); } - if(isset($this->_res['tpl'][$tplidx]['images']) && count($this->_res['tpl'][$tplidx]['images']) || + if(isset($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 <<'); @@ -370,13 +376,13 @@ class FPDF_TPL extends FPDF { $this->_out('>>'); } $this->_out('>>'); - + $this->_out('/Length '.strlen($p).' >>'); $this->_putstream($p); $this->_out('endobj'); } } - + /** * Overwritten to add _putformxobjects() after _putimages() * @@ -385,10 +391,10 @@ class FPDF_TPL extends FPDF { parent::_putimages(); $this->_putformxobjects(); } - + function _putxobjectdict() { parent::_putxobjectdict(); - + if (count($this->tpls)) { foreach($this->tpls as $tplidx => $tpl) { $this->_out(sprintf('%s%d %d 0 R', $this->tplprefix, $tplidx, $tpl['n'])); diff --git a/htdocs/includes/fpdf/fpdfi/fpdi.php b/htdocs/includes/fpdf/fpdfi/fpdi.php index 9cb3c467e96..0c6129aace7 100644 --- a/htdocs/includes/fpdf/fpdfi/fpdi.php +++ b/htdocs/includes/fpdf/fpdfi/fpdi.php @@ -1,6 +1,6 @@ current_filename = $filename; - $fn =& $this->current_filename; + $fn = $this->current_filename; if (!isset($this->parsers[$fn])) $this->parsers[$fn] = new fpdi_pdf_parser($fn, $this); @@ -119,7 +121,7 @@ class FPDI extends FPDF_TPL { return $this->error('Please import the desired pages before creating a new template.'); } - $fn =& $this->current_filename; + $fn = $this->current_filename; // check if page already imported $pageKey = $fn.((int)$pageno).$boxName; @@ -193,14 +195,19 @@ class FPDI extends FPDF_TPL { if ($adjustPageSize == true && is_null($_x) && is_null($_y)) { $size = $this->getTemplateSize($tplidx, $_w, $_h); $format = array($size['w'], $size['h']); - if ($format[0]!=$this->CurPageFormat[0] || $format[1]!=$this->CurPageFormat[1]) { - $this->w=$format[0]; - $this->h=$format[1]; - $this->wPt=$this->w*$this->k; - $this->hPt=$this->h*$this->k; - $this->PageBreakTrigger=$this->h-$this->bMargin; - $this->CurPageFormat=$format; - $this->PageSizes[$this->page]=array($this->wPt, $this->hPt); + if (!is_subclass_of($this, 'TCPDF')) { + if ($format[0] != $this->CurPageFormat[0] || $format[1] != $this->CurPageFormat[1]) { + $this->w = $format[0]; + $this->h = $format[1]; + $this->wPt = $this->w*$this->k; + $this->hPt = $this->h*$this->k; + $this->PageBreakTrigger = $this->h-$this->bMargin; + $this->CurPageFormat = $format; + $this->PageSizes[$this->page] = array($this->wPt, $this->hPt); + } + + } else { + $this->setPageFormat($format, $format[0] > $format[1] ? 'L' : 'P'); } } diff --git a/htdocs/includes/fpdf/fpdfi/fpdi2tcpdf_bridge.php b/htdocs/includes/fpdf/fpdfi/fpdi2tcpdf_bridge.php index 95994b4c162..11a3cff2254 100644 --- a/htdocs/includes/fpdf/fpdfi/fpdi2tcpdf_bridge.php +++ b/htdocs/includes/fpdf/fpdfi/fpdi2tcpdf_bridge.php @@ -1,6 +1,6 @@ _out($this->_getstream($s)); + } + + function _getxobjectdict() { + + $out = parent::_getxobjectdict(); + if (count($this->tpls)) { + foreach($this->tpls as $tplidx => $tpl) { + $out .= sprintf('%s%d %d 0 R', $this->tplprefix, $tplidx, $tpl['n']); + } + } + + return $out; + } + /** * Encryption of imported data by FPDI * diff --git a/htdocs/includes/fpdf/fpdfi/fpdi_pdf_parser.php b/htdocs/includes/fpdf/fpdfi/fpdi_pdf_parser.php index 8ace548a9e1..6d564af03cb 100644 --- a/htdocs/includes/fpdf/fpdfi/fpdi_pdf_parser.php +++ b/htdocs/includes/fpdf/fpdfi/fpdi_pdf_parser.php @@ -1,391 +1,398 @@ -fpdi =& $fpdi; - - parent::pdf_parser($filename); - - // resolve Pages-Dictonary - $pages = $this->pdf_resolve_object($this->c, $this->root[1][1]['/Pages']); - - // Read pages - $this->read_pages($this->c, $pages, $this->pages); - - // count pages; - $this->page_count = count($this->pages); - } - - /** - * Overwrite parent::error() - * - * @param string $msg Error-Message - */ - function error($msg) { - $this->fpdi->error($msg); - } - - /** - * Get pagecount from sourcefile - * - * @return int - */ - function getPageCount() { - return $this->page_count; - } - - - /** - * Set pageno - * - * @param int $pageno Pagenumber to use - */ - function setPageno($pageno) { - $pageno = ((int) $pageno) - 1; - - if ($pageno < 0 || $pageno >= $this->getPageCount()) { - $this->fpdi->error('Pagenumber is wrong!'); - } - - $this->pageno = $pageno; - } - - /** - * Get page-resources from current page - * - * @return array - */ - function getPageResources() { - return $this->_getPageResources($this->pages[$this->pageno]); - } - - /** - * Get page-resources from /Page - * - * @param array $obj Array of pdf-data - */ - function _getPageResources ($obj) { // $obj = /Page - $obj = $this->pdf_resolve_object($this->c, $obj); - - // If the current object has a resources - // dictionary associated with it, we use - // it. Otherwise, we move back to its - // parent object. - if (isset ($obj[1][1]['/Resources'])) { - $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Resources']); - if ($res[0] == PDF_TYPE_OBJECT) - return $res[1]; - return $res; - } else { - if (!isset ($obj[1][1]['/Parent'])) { - return false; - } else { - $res = $this->_getPageResources($obj[1][1]['/Parent']); - if ($res[0] == PDF_TYPE_OBJECT) - return $res[1]; - return $res; - } - } - } - - - /** - * Get content of current page - * - * If more /Contents is an array, the streams are concated - * - * @return string - */ - function getContent() { - $buffer = ''; - - if (isset($this->pages[$this->pageno][1][1]['/Contents'])) { - $contents = $this->_getPageContent($this->pages[$this->pageno][1][1]['/Contents']); - foreach($contents AS $tmp_content) { - $buffer .= $this->_rebuildContentStream($tmp_content).' '; - } - } - - return $buffer; - } - - - /** - * Resolve all content-objects - * - * @param array $content_ref - * @return array - */ - function _getPageContent($content_ref) { - $contents = array(); - - if ($content_ref[0] == PDF_TYPE_OBJREF) { - $content = $this->pdf_resolve_object($this->c, $content_ref); - if ($content[1][0] == PDF_TYPE_ARRAY) { - $contents = $this->_getPageContent($content[1]); - } else { - $contents[] = $content; - } - } else if ($content_ref[0] == PDF_TYPE_ARRAY) { - foreach ($content_ref[1] AS $tmp_content_ref) { - $contents = array_merge($contents,$this->_getPageContent($tmp_content_ref)); - } - } - - return $contents; - } - - - /** - * Rebuild content-streams - * - * @param array $obj - * @return string - */ - function _rebuildContentStream($obj) { - $filters = array(); - - if (isset($obj[1][1]['/Filter'])) { - $_filter = $obj[1][1]['/Filter']; - - if ($_filter[0] == PDF_TYPE_TOKEN) { - $filters[] = $_filter; - } else if ($_filter[0] == PDF_TYPE_ARRAY) { - $filters = $_filter[1]; - } - } - - $stream = $obj[2][1]; - - foreach ($filters AS $_filter) { - switch ($_filter[1]) { - case '/FlateDecode': - if (function_exists('gzuncompress')) { - $stream = (strlen($stream) > 0) ? @gzuncompress($stream) : ''; - } else { - $this->error(sprintf('To handle %s filter, please compile php with zlib support.',$_filter[1])); - } - if ($stream === false) { - $this->error('Error while decompressing stream.'); - } - break; - case '/LZWDecode': - include_once('filters/FilterLZW_FPDI.php'); - $decoder = new FilterLZW_FPDI($this->fpdi); - $stream = $decoder->decode($stream); - break; - case '/ASCII85Decode': - include_once('filters/FilterASCII85_FPDI.php'); - $decoder = new FilterASCII85_FPDI($this->fpdi); - $stream = $decoder->decode($stream); - break; - case null: - $stream = $stream; - break; - default: - $this->error(sprintf('Unsupported Filter: %s',$_filter[1])); - } - } - - return $stream; - } - - - /** - * Get a Box from a page - * Arrayformat is same as used by fpdf_tpl - * - * @param array $page a /Page - * @param string $box_index Type of Box @see $availableBoxes - * @return array - */ - function getPageBox($page, $box_index) { - $page = $this->pdf_resolve_object($this->c,$page); - $box = null; - if (isset($page[1][1][$box_index])) - $box =& $page[1][1][$box_index]; - - if (!is_null($box) && $box[0] == PDF_TYPE_OBJREF) { - $tmp_box = $this->pdf_resolve_object($this->c,$box); - $box = $tmp_box[1]; - } - - if (!is_null($box) && $box[0] == PDF_TYPE_ARRAY) { - $b =& $box[1]; - return array('x' => $b[0][1]/$this->fpdi->k, - 'y' => $b[1][1]/$this->fpdi->k, - 'w' => abs($b[0][1]-$b[2][1])/$this->fpdi->k, - 'h' => abs($b[1][1]-$b[3][1])/$this->fpdi->k, - 'llx' => min($b[0][1], $b[2][1])/$this->fpdi->k, - 'lly' => min($b[1][1], $b[3][1])/$this->fpdi->k, - 'urx' => max($b[0][1], $b[2][1])/$this->fpdi->k, - 'ury' => max($b[1][1], $b[3][1])/$this->fpdi->k, - ); - } else if (!isset ($page[1][1]['/Parent'])) { - return false; - } else { - return $this->getPageBox($this->pdf_resolve_object($this->c, $page[1][1]['/Parent']), $box_index); - } - } - - function getPageBoxes($pageno) { - return $this->_getPageBoxes($this->pages[$pageno-1]); - } - - /** - * Get all Boxes from /Page - * - * @param array a /Page - * @return array - */ - function _getPageBoxes($page) { - $boxes = array(); - - foreach($this->availableBoxes AS $box) { - if ($_box = $this->getPageBox($page,$box)) { - $boxes[$box] = $_box; - } - } - - return $boxes; - } - - /** - * Get the page rotation by pageno - * - * @param integer $pageno - * @return array - */ - function getPageRotation($pageno) { - return $this->_getPageRotation($this->pages[$pageno-1]); - } - - function _getPageRotation ($obj) { // $obj = /Page - $obj = $this->pdf_resolve_object($this->c, $obj); - if (isset ($obj[1][1]['/Rotate'])) { - $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Rotate']); - if ($res[0] == PDF_TYPE_OBJECT) - return $res[1]; - return $res; - } else { - if (!isset ($obj[1][1]['/Parent'])) { - return false; - } else { - $res = $this->_getPageRotation($obj[1][1]['/Parent']); - if ($res[0] == PDF_TYPE_OBJECT) - return $res[1]; - return $res; - } - } - } - - /** - * Read all /Page(es) - * - * @param object pdf_context - * @param array /Pages - * @param array the result-array - */ - function read_pages (&$c, &$pages, &$result) { - // Get the kids dictionary - $_kids = $this->pdf_resolve_object ($c, $pages[1][1]['/Kids']); - - if (!is_array($_kids)) - $this->error('Cannot find /Kids in current /Page-Dictionary'); - - if ($_kids[1][0] == PDF_TYPE_ARRAY) { - $kids = $_kids[1][1]; - } else { - $kids = $_kids[1]; - } - - foreach ($kids as $v) { - $pg = $this->pdf_resolve_object ($c, $v); - if ($pg[1][1]['/Type'][1] === '/Pages') { - // If one of the kids is an embedded - // /Pages array, resolve it as well. - $this->read_pages ($c, $pg, $result); - } else { - $result[] = $pg; - } - } - } - - - - /** - * Get PDF-Version - * - * And reset the PDF Version used in FPDI if needed - */ - function getPDFVersion() { - parent::getPDFVersion(); - $this->fpdi->PDFVersion = max($this->fpdi->PDFVersion, $this->pdfVersion); - } - +fpdi =& $fpdi; + + parent::pdf_parser($filename); + + // resolve Pages-Dictonary + $pages = $this->pdf_resolve_object($this->c, $this->root[1][1]['/Pages']); + + // Read pages + $this->read_pages($this->c, $pages, $this->pages); + + // count pages; + $this->page_count = count($this->pages); + } + + /** + * Overwrite parent::error() + * + * @param string $msg Error-Message + */ + function error($msg) { + $this->fpdi->error($msg); + } + + /** + * Get pagecount from sourcefile + * + * @return int + */ + function getPageCount() { + return $this->page_count; + } + + + /** + * Set pageno + * + * @param int $pageno Pagenumber to use + */ + function setPageno($pageno) { + $pageno = ((int) $pageno) - 1; + + if ($pageno < 0 || $pageno >= $this->getPageCount()) { + $this->fpdi->error('Pagenumber is wrong!'); + } + + $this->pageno = $pageno; + } + + /** + * Get page-resources from current page + * + * @return array + */ + function getPageResources() { + return $this->_getPageResources($this->pages[$this->pageno]); + } + + /** + * Get page-resources from /Page + * + * @param array $obj Array of pdf-data + */ + function _getPageResources ($obj) { // $obj = /Page + $obj = $this->pdf_resolve_object($this->c, $obj); + + // If the current object has a resources + // dictionary associated with it, we use + // it. Otherwise, we move back to its + // parent object. + if (isset ($obj[1][1]['/Resources'])) { + $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Resources']); + if ($res[0] == PDF_TYPE_OBJECT) + return $res[1]; + return $res; + } else { + if (!isset ($obj[1][1]['/Parent'])) { + return false; + } else { + $res = $this->_getPageResources($obj[1][1]['/Parent']); + if ($res[0] == PDF_TYPE_OBJECT) + return $res[1]; + return $res; + } + } + } + + + /** + * Get content of current page + * + * If more /Contents is an array, the streams are concated + * + * @return string + */ + function getContent() { + $buffer = ''; + + if (isset($this->pages[$this->pageno][1][1]['/Contents'])) { + $contents = $this->_getPageContent($this->pages[$this->pageno][1][1]['/Contents']); + foreach($contents AS $tmp_content) { + $buffer .= $this->_rebuildContentStream($tmp_content).' '; + } + } + + return $buffer; + } + + + /** + * Resolve all content-objects + * + * @param array $content_ref + * @return array + */ + function _getPageContent($content_ref) { + $contents = array(); + + if ($content_ref[0] == PDF_TYPE_OBJREF) { + $content = $this->pdf_resolve_object($this->c, $content_ref); + if ($content[1][0] == PDF_TYPE_ARRAY) { + $contents = $this->_getPageContent($content[1]); + } else { + $contents[] = $content; + } + } else if ($content_ref[0] == PDF_TYPE_ARRAY) { + foreach ($content_ref[1] AS $tmp_content_ref) { + $contents = array_merge($contents,$this->_getPageContent($tmp_content_ref)); + } + } + + return $contents; + } + + + /** + * Rebuild content-streams + * + * @param array $obj + * @return string + */ + function _rebuildContentStream($obj) { + $filters = array(); + + if (isset($obj[1][1]['/Filter'])) { + $_filter = $obj[1][1]['/Filter']; + + if ($_filter[0] == PDF_TYPE_OBJREF) { + $tmpFilter = $this->pdf_resolve_object($this->c, $_filter); + $_filter = $tmpFilter[1]; + } + + if ($_filter[0] == PDF_TYPE_TOKEN) { + $filters[] = $_filter; + } else if ($_filter[0] == PDF_TYPE_ARRAY) { + $filters = $_filter[1]; + } + } + + $stream = $obj[2][1]; + + foreach ($filters AS $_filter) { + switch ($_filter[1]) { + case '/FlateDecode': + // $stream .= "\x0F\x0D"; // in an errorious stream this suffix could work + if (function_exists('gzuncompress')) { + $stream = (strlen($stream) > 0) ? @gzuncompress($stream) : ''; + } else { + $this->error(sprintf('To handle %s filter, please compile php with zlib support.',$_filter[1])); + } + + if ($stream === false) { + $this->error('Error while decompressing stream.'); + } + break; + case '/LZWDecode': + include_once('filters/FilterLZW_FPDI.php'); + $decoder = new FilterLZW_FPDI($this->fpdi); + $stream = $decoder->decode($stream); + break; + case '/ASCII85Decode': + include_once('filters/FilterASCII85_FPDI.php'); + $decoder = new FilterASCII85_FPDI($this->fpdi); + $stream = $decoder->decode($stream); + break; + case null: + $stream = $stream; + break; + default: + $this->error(sprintf('Unsupported Filter: %s',$_filter[1])); + } + } + + return $stream; + } + + + /** + * Get a Box from a page + * Arrayformat is same as used by fpdf_tpl + * + * @param array $page a /Page + * @param string $box_index Type of Box @see $availableBoxes + * @return array + */ + function getPageBox($page, $box_index) { + $page = $this->pdf_resolve_object($this->c,$page); + $box = null; + if (isset($page[1][1][$box_index])) + $box =& $page[1][1][$box_index]; + + if (!is_null($box) && $box[0] == PDF_TYPE_OBJREF) { + $tmp_box = $this->pdf_resolve_object($this->c,$box); + $box = $tmp_box[1]; + } + + if (!is_null($box) && $box[0] == PDF_TYPE_ARRAY) { + $b =& $box[1]; + return array('x' => $b[0][1]/$this->fpdi->k, + 'y' => $b[1][1]/$this->fpdi->k, + 'w' => abs($b[0][1]-$b[2][1])/$this->fpdi->k, + 'h' => abs($b[1][1]-$b[3][1])/$this->fpdi->k, + 'llx' => min($b[0][1], $b[2][1])/$this->fpdi->k, + 'lly' => min($b[1][1], $b[3][1])/$this->fpdi->k, + 'urx' => max($b[0][1], $b[2][1])/$this->fpdi->k, + 'ury' => max($b[1][1], $b[3][1])/$this->fpdi->k, + ); + } else if (!isset ($page[1][1]['/Parent'])) { + return false; + } else { + return $this->getPageBox($this->pdf_resolve_object($this->c, $page[1][1]['/Parent']), $box_index); + } + } + + function getPageBoxes($pageno) { + return $this->_getPageBoxes($this->pages[$pageno-1]); + } + + /** + * Get all Boxes from /Page + * + * @param array a /Page + * @return array + */ + function _getPageBoxes($page) { + $boxes = array(); + + foreach($this->availableBoxes AS $box) { + if ($_box = $this->getPageBox($page,$box)) { + $boxes[$box] = $_box; + } + } + + return $boxes; + } + + /** + * Get the page rotation by pageno + * + * @param integer $pageno + * @return array + */ + function getPageRotation($pageno) { + return $this->_getPageRotation($this->pages[$pageno-1]); + } + + function _getPageRotation ($obj) { // $obj = /Page + $obj = $this->pdf_resolve_object($this->c, $obj); + if (isset ($obj[1][1]['/Rotate'])) { + $res = $this->pdf_resolve_object($this->c, $obj[1][1]['/Rotate']); + if ($res[0] == PDF_TYPE_OBJECT) + return $res[1]; + return $res; + } else { + if (!isset ($obj[1][1]['/Parent'])) { + return false; + } else { + $res = $this->_getPageRotation($obj[1][1]['/Parent']); + if ($res[0] == PDF_TYPE_OBJECT) + return $res[1]; + return $res; + } + } + } + + /** + * Read all /Page(es) + * + * @param object pdf_context + * @param array /Pages + * @param array the result-array + */ + function read_pages (&$c, &$pages, &$result) { + // Get the kids dictionary + $_kids = $this->pdf_resolve_object ($c, $pages[1][1]['/Kids']); + + if (!is_array($_kids)) + $this->error('Cannot find /Kids in current /Page-Dictionary'); + + if ($_kids[1][0] == PDF_TYPE_ARRAY) { + $kids = $_kids[1][1]; + } else { + $kids = $_kids[1]; + } + + foreach ($kids as $v) { + $pg = $this->pdf_resolve_object ($c, $v); + if ($pg[1][1]['/Type'][1] === '/Pages') { + // If one of the kids is an embedded + // /Pages array, resolve it as well. + $this->read_pages ($c, $pg, $result); + } else { + $result[] = $pg; + } + } + } + + + + /** + * Get PDF-Version + * + * And reset the PDF Version used in FPDI if needed + */ + function getPDFVersion() { + parent::getPDFVersion(); + $this->fpdi->PDFVersion = max($this->fpdi->PDFVersion, $this->pdfVersion); + } + } \ No newline at end of file diff --git a/htdocs/includes/fpdf/fpdfi/fpdi_protection.php b/htdocs/includes/fpdf/fpdfi/fpdi_protection.php index 11fd2288643..bdd56eba6b4 100644 --- a/htdocs/includes/fpdf/fpdfi/fpdi_protection.php +++ b/htdocs/includes/fpdf/fpdfi/fpdi_protection.php @@ -20,7 +20,7 @@ require_once('fpdi.php'); class FPDI_Protection extends FPDI { - + var $encrypted = false; //whether document is protected var $Uvalue; //U entry in pdf document var $Ovalue; //O entry in pdf document @@ -29,21 +29,7 @@ class FPDI_Protection extends FPDI { var $last_rc4_key = ''; //last RC4 key encrypted (cached for optimisation) var $last_rc4_key_c; //last RC4 computed key var $padding = "\x28\xBF\x4E\x5E\x4E\x75\x8A\x41\x64\x00\x4E\x56\xFF\xFA\x01\x08\x2E\x2E\x00\xB6\xD0\x68\x3E\x80\x2F\x0C\xA9\xFE\x64\x53\x69\x7A"; - - // DOL_CHANGE -/* - function FPDI_Protection($orientation='P',$unit='mm',$format='A4') - { - parent::FPDI($orientation,$unit,$format); - $this->_current_obj_id =& $this->current_obj_id; // for FPDI 1.1 compatibility - - $this->encrypted=false; - $this->last_rc4_key = ''; - $this->padding = "\x28\xBF\x4E\x5E\x4E\x75\x8A\x41\x64\x00\x4E\x56\xFF\xFA\x01\x08". - "\x2E\x2E\x00\xB6\xD0\x68\x3E\x80\x2F\x0C\xA9\xFE\x64\x53\x69\x7A"; - } -*/ - + /** * Function to set permissions as well as user and owner passwords * @@ -169,7 +155,7 @@ class FPDI_Protection extends FPDI { return $out; } - + /** * Get MD5 as binary string @@ -214,7 +200,7 @@ class FPDI_Protection extends FPDI { $this->Pvalue = -(($protection^255)+1); } - + function pdf_write_value(&$value) { switch ($value[0]) { case PDF_TYPE_STRING : @@ -222,39 +208,39 @@ class FPDI_Protection extends FPDI { $value[1] = $this->_unescape($value[1]); $value[1] = $this->_RC4($this->_objectkey($this->_current_obj_id), $value[1]); $value[1] = $this->_escape($value[1]); - } + } break; - + case PDF_TYPE_STREAM : if ($this->encrypted) { $value[2][1] = $this->_RC4($this->_objectkey($this->_current_obj_id), $value[2][1]); } break; - + case PDF_TYPE_HEX : - + if ($this->encrypted) { $value[1] = $this->hex2str($value[1]); $value[1] = $this->_RC4($this->_objectkey($this->_current_obj_id), $value[1]); - + // remake hexstring of encrypted string $value[1] = $this->str2hex($value[1]); } break; - } - + } + parent::pdf_write_value($value); } - - + + function hex2str($hex) { return pack('H*', str_replace(array("\r","\n",' '),'', $hex)); } - + function str2hex($str) { return current(unpack('H*',$str)); } - + /** * Deescape special characters */ @@ -296,17 +282,17 @@ class FPDI_Protection extends FPDI { if (ord($s[$count]) >= ord('0') && ord($s[$count]) <= ord('9')) { $oct = ''. $s[$count]; - + if (ord($s[$count+1]) >= ord('0') && ord($s[$count+1]) <= ord('9')) { $oct .= $s[++$count]; - + if (ord($s[$count+1]) >= ord('0') && ord($s[$count+1]) <= ord('9')) { - $oct .= $s[++$count]; - } + $oct .= $s[++$count]; + } } - + $out .= chr(octdec($oct)); } else { $out .= $s[$count]; diff --git a/htdocs/includes/fpdf/fpdfi/pdf_context.php b/htdocs/includes/fpdf/fpdfi/pdf_context.php index 966fc10c418..c47e980c49a 100644 --- a/htdocs/includes/fpdf/fpdfi/pdf_context.php +++ b/htdocs/includes/fpdf/fpdfi/pdf_context.php @@ -1,103 +1,103 @@ -file =& $f; - if (is_string($this->file)) - $this->_mode = 1; - $this->reset(); - } - - // Optionally move the file - // pointer to a new location - // and reset the buffered data - - function reset($pos = null, $l = 100) { - if ($this->_mode == 0) { - if (!is_null ($pos)) { - fseek ($this->file, $pos); - } - - $this->buffer = $l > 0 ? fread($this->file, $l) : ''; - $this->length = strlen($this->buffer); - if ($this->length < $l) - $this->increase_length($l - $this->length); - } else { - $this->buffer = $this->file; - $this->length = strlen($this->buffer); - } - $this->offset = 0; - $this->stack = array(); - } - - // Make sure that there is at least one - // character beyond the current offset in - // the buffer to prevent the tokenizer - // from attempting to access data that does - // not exist - - function ensure_content() { - if ($this->offset >= $this->length - 1) { - return $this->increase_length(); - } else { - return true; - } - } - - // Forcefully read more data into the buffer - - function increase_length($l=100) { - if ($this->_mode == 0 && feof($this->file)) { - return false; - } else if ($this->_mode == 0) { - $totalLength = $this->length + $l; - do { - $this->buffer .= fread($this->file, $totalLength-$this->length); - } while ((($this->length = strlen($this->buffer)) != $totalLength) && !feof($this->file)); - - return true; - } else { - return false; - } - } - } -} - +file =& $f; + if (is_string($this->file)) + $this->_mode = 1; + $this->reset(); + } + + // Optionally move the file + // pointer to a new location + // and reset the buffered data + + function reset($pos = null, $l = 100) { + if ($this->_mode == 0) { + if (!is_null ($pos)) { + fseek ($this->file, $pos); + } + + $this->buffer = $l > 0 ? fread($this->file, $l) : ''; + $this->length = strlen($this->buffer); + if ($this->length < $l) + $this->increase_length($l - $this->length); + } else { + $this->buffer = $this->file; + $this->length = strlen($this->buffer); + } + $this->offset = 0; + $this->stack = array(); + } + + // Make sure that there is at least one + // character beyond the current offset in + // the buffer to prevent the tokenizer + // from attempting to access data that does + // not exist + + function ensure_content() { + if ($this->offset >= $this->length - 1) { + return $this->increase_length(); + } else { + return true; + } + } + + // Forcefully read more data into the buffer + + function increase_length($l=100) { + if ($this->_mode == 0 && feof($this->file)) { + return false; + } else if ($this->_mode == 0) { + $totalLength = $this->length + $l; + do { + $this->buffer .= fread($this->file, $totalLength-$this->length); + } while ((($this->length = strlen($this->buffer)) != $totalLength) && !feof($this->file)); + + return true; + } else { + return false; + } + } + } +} + unset($__tmp); \ No newline at end of file diff --git a/htdocs/includes/fpdf/fpdfi/pdf_parser.php b/htdocs/includes/fpdf/fpdfi/pdf_parser.php index 34ea5753d51..352f59fa747 100644 --- a/htdocs/includes/fpdf/fpdfi/pdf_parser.php +++ b/htdocs/includes/fpdf/fpdfi/pdf_parser.php @@ -1,708 +1,722 @@ -filename = $filename; - - $this->f = @fopen($this->filename, 'rb'); - - if (!$this->f) - $this->error(sprintf('Cannot open %s !', $filename)); - - $this->getPDFVersion(); - - $this->c = new pdf_context($this->f); - - // Read xref-Data - $this->xref = array(); - $this->pdf_read_xref($this->xref, $this->pdf_find_xref()); - - // Check for Encryption - $this->getEncryption(); - - // Read root - $this->pdf_read_root(); - } - - /** - * Close the opened file - */ - function closeFile() { - if (isset($this->f) && is_resource($this->f)) { - fclose($this->f); - unset($this->f); - } - } - - /** - * Print Error and die - * - * @param string $msg Error-Message - */ - function error($msg) { - die('PDF-Parser Error: '.$msg); - } - - /** - * Check Trailer for Encryption - */ - function getEncryption() { - if (isset($this->xref['trailer'][1]['/Encrypt'])) { - $this->error('File is encrypted!'); - } - } - - /** - * Find/Return /Root - * - * @return array - */ - function pdf_find_root() { - if ($this->xref['trailer'][1]['/Root'][0] != PDF_TYPE_OBJREF) { - $this->error('Wrong Type of Root-Element! Must be an indirect reference'); - } - - return $this->xref['trailer'][1]['/Root']; - } - - /** - * Read the /Root - */ - function pdf_read_root() { - // read root - $this->root = $this->pdf_resolve_object($this->c, $this->pdf_find_root()); - } - - /** - * Get PDF-Version - * - * And reset the PDF Version used in FPDI if needed - */ - function getPDFVersion() { - fseek($this->f, 0); - preg_match('/\d\.\d/',fread($this->f,16),$m); - if (isset($m[0])) - $this->pdfVersion = $m[0]; - return $this->pdfVersion; - } - - /** - * Find the xref-Table - */ - function pdf_find_xref() { - $toRead = 1500; - - $stat = fseek ($this->f, -$toRead, SEEK_END); - if ($stat === -1) { - fseek ($this->f, 0); - } - $data = fread($this->f, $toRead); - - $pos = strlen($data) - strpos(strrev($data), strrev('startxref')); - $data = substr($data, $pos); - - if (!preg_match('/\s*(\d+).*$/s', $data, $matches)) { - $this->error('Unable to find pointer to xref table'); - } - - return (int) $matches[1]; - } - - /** - * Read xref-table - * - * @param array $result Array of xref-table - * @param integer $offset of xref-table - */ - function pdf_read_xref(&$result, $offset) { - - fseek($this->f, $o_pos = $offset-20); // set some bytes backwards to fetch errorious docs - - $data = fread($this->f, 100); - - $xrefPos = strrpos($data, 'xref'); - - if ($xrefPos === false) { - fseek($this->f, $offset); - $c = new pdf_context($this->f); - $xrefStreamObjDec = $this->pdf_read_value($c); - - if (is_array($xrefStreamObjDec) && isset($xrefStreamObjDec[0]) && $xrefStreamObjDec[0] == PDF_TYPE_OBJDEC) { - $this->error(sprintf('This document (%s) probably uses a compression technique which is not supported by the free parser shipped with FPDI.', $this->filename)); - } else { - $this->error('Unable to find xref table.'); - } - } - - if (!isset($result['xref_location'])) { - $result['xref_location'] = $o_pos+$xrefPos; - $result['max_object'] = 0; - } - - $cylces = -1; - $bytesPerCycle = 100; - - fseek($this->f, $o_pos = $o_pos+$xrefPos+4); // set the handle directly after the "xref"-keyword - $data = fread($this->f, $bytesPerCycle); - - while (($trailerPos = strpos($data, 'trailer', max($bytesPerCycle*$cylces++, 0))) === false && !feof($this->f)) { - $data .= fread($this->f, $bytesPerCycle); - } - - if ($trailerPos === false) { - $this->error('Trailer keyword not found after xref table'); - } - - $data = substr($data, 0, $trailerPos); - - // get Line-Ending - preg_match_all("/(\r\n|\n|\r)/", substr($data, 0, 100), $m); // check the first 100 bytes for linebreaks - - $differentLineEndings = count(array_unique($m[0])); - if ($differentLineEndings > 1) { - $lines = preg_split("/(\r\n|\n|\r)/", $data, -1, PREG_SPLIT_NO_EMPTY); - } else { - $lines = explode($m[0][1], $data); - } - - $data = $differentLineEndings = $m = null; - unset($data, $differentLineEndings, $m); - - $linesCount = count($lines); - - $start = 1; - - for ($i = 0; $i < $linesCount; $i++) { - $line = trim($lines[$i]); - if ($line) { - $pieces = explode(' ', $line); - $c = count($pieces); - switch($c) { - case 2: - $start = (int)$pieces[0]; - $end = $start+(int)$pieces[1]; - if ($end > $result['max_object']) - $result['max_object'] = $end; - break; - case 3: - if (!isset($result['xref'][$start])) - $result['xref'][$start] = array(); - - if (!array_key_exists($gen = (int) $pieces[1], $result['xref'][$start])) { - $result['xref'][$start][$gen] = $pieces[2] == 'n' ? (int) $pieces[0] : null; - } - $start++; - break; - default: - $this->error('Unexpected data in xref table'); - } - } - } - - $lines = $pieces = $line = $start = $end = $gen = null; - unset($lines, $pieces, $line, $start, $end, $gen); - - fseek($this->f, $o_pos+$trailerPos+7); - - $c = new pdf_context($this->f); - $trailer = $this->pdf_read_value($c); - - $c = null; - unset($c); - - if (!isset($result['trailer'])) { - $result['trailer'] = $trailer; - } - - if (isset($trailer[1]['/Prev'])) { - $this->pdf_read_xref($result, $trailer[1]['/Prev'][1]); - } - - $trailer = null; - unset($trailer); - - return true; - } - - /** - * Reads an Value - * - * @param object $c pdf_context - * @param string $token a Token - * @return mixed - */ - function pdf_read_value(&$c, $token = null) { - if (is_null($token)) { - $token = $this->pdf_read_token($c); - } - - if ($token === false) { - return false; - } - - switch ($token) { - case '<': - // This is a hex string. - // Read the value, then the terminator - - $pos = $c->offset; - - while(1) { - - $match = strpos ($c->buffer, '>', $pos); - - // If you can't find it, try - // reading more data from the stream - - if ($match === false) { - if (!$c->increase_length()) { - return false; - } else { - continue; - } - } - - $result = substr ($c->buffer, $c->offset, $match - $c->offset); - $c->offset = $match + 1; - - return array (PDF_TYPE_HEX, $result); - } - - break; - case '<<': - // This is a dictionary. - - $result = array(); - - // Recurse into this function until we reach - // the end of the dictionary. - while (($key = $this->pdf_read_token($c)) !== '>>') { - if ($key === false) { - return false; - } - - if (($value = $this->pdf_read_value($c)) === false) { - return false; - } - - // Catch missing value - if ($value[0] == PDF_TYPE_TOKEN && $value[1] == '>>') { - $result[$key] = array(PDF_TYPE_NULL); - break; - } - - $result[$key] = $value; - } - - return array (PDF_TYPE_DICTIONARY, $result); - - case '[': - // This is an array. - - $result = array(); - - // Recurse into this function until we reach - // the end of the array. - while (($token = $this->pdf_read_token($c)) !== ']') { - if ($token === false) { - return false; - } - - if (($value = $this->pdf_read_value($c, $token)) === false) { - return false; - } - - $result[] = $value; - } - - return array (PDF_TYPE_ARRAY, $result); - - case '(' : - // This is a string - $pos = $c->offset; - - $openBrackets = 1; - do { - for (; $openBrackets != 0 && $pos < $c->length; $pos++) { - switch (ord($c->buffer[$pos])) { - case 0x28: // '(' - $openBrackets++; - break; - case 0x29: // ')' - $openBrackets--; - break; - case 0x5C: // backslash - $pos++; - } - } - } while($openBrackets != 0 && $c->increase_length()); - - $result = substr($c->buffer, $c->offset, $pos - $c->offset - 1); - $c->offset = $pos; - - return array (PDF_TYPE_STRING, $result); - - case 'stream': - $o_pos = ftell($c->file)-strlen($c->buffer); - $o_offset = $c->offset; - - $c->reset($startpos = $o_pos + $o_offset); - - $e = 0; // ensure line breaks in front of the stream - if ($c->buffer[0] == chr(10) || $c->buffer[0] == chr(13)) - $e++; - if ($c->buffer[1] == chr(10) && $c->buffer[0] != chr(10)) - $e++; - - if ($this->actual_obj[1][1]['/Length'][0] == PDF_TYPE_OBJREF) { - $tmp_c = new pdf_context($this->f); - $tmp_length = $this->pdf_resolve_object($tmp_c, $this->actual_obj[1][1]['/Length']); - $length = $tmp_length[1][1]; - } else { - $length = $this->actual_obj[1][1]['/Length'][1]; - } - - if ($length > 0) { - $c->reset($startpos+$e,$length); - $v = $c->buffer; - } else { - $v = ''; - } - $c->reset($startpos+$e+$length+9); // 9 = strlen("endstream") - - return array(PDF_TYPE_STREAM, $v); - - default : - if (is_numeric ($token)) { - // A numeric token. Make sure that - // it is not part of something else. - if (($tok2 = $this->pdf_read_token ($c)) !== false) { - if (is_numeric ($tok2)) { - - // Two numeric tokens in a row. - // In this case, we're probably in - // front of either an object reference - // or an object specification. - // Determine the case and return the data - if (($tok3 = $this->pdf_read_token ($c)) !== false) { - switch ($tok3) { - case 'obj' : - return array (PDF_TYPE_OBJDEC, (int) $token, (int) $tok2); - case 'R' : - return array (PDF_TYPE_OBJREF, (int) $token, (int) $tok2); - } - // If we get to this point, that numeric value up - // there was just a numeric value. Push the extra - // tokens back into the stack and return the value. - array_push ($c->stack, $tok3); - } - } - - array_push ($c->stack, $tok2); - } - - if ($token === (string)((int)$token)) - return array (PDF_TYPE_NUMERIC, (int)$token); - else - return array (PDF_TYPE_REAL, (float)$token); - } else if ($token == 'true' || $token == 'false') { - return array (PDF_TYPE_BOOLEAN, $token == 'true'); - } else if ($token == 'null') { - return array (PDF_TYPE_NULL); - } else { - // Just a token. Return it. - return array (PDF_TYPE_TOKEN, $token); - } - } - } - - /** - * Resolve an object - * - * @param object $c pdf_context - * @param array $obj_spec The object-data - * @param boolean $encapsulate Must set to true, cause the parsing and fpdi use this method only without this para - */ - function pdf_resolve_object(&$c, $obj_spec, $encapsulate = true) { - // Exit if we get invalid data - if (!is_array($obj_spec)) { - $ret = false; - return $ret; - } - - if ($obj_spec[0] == PDF_TYPE_OBJREF) { - - // This is a reference, resolve it - if (isset($this->xref['xref'][$obj_spec[1]][$obj_spec[2]])) { - - // Save current file position - // This is needed if you want to resolve - // references while you're reading another object - // (e.g.: if you need to determine the length - // of a stream) - - $old_pos = ftell($c->file); - - // Reposition the file pointer and - // load the object header. - - $c->reset($this->xref['xref'][$obj_spec[1]][$obj_spec[2]]); - - $header = $this->pdf_read_value($c); - - if ($header[0] != PDF_TYPE_OBJDEC || $header[1] != $obj_spec[1] || $header[2] != $obj_spec[2]) { - $this->error("Unable to find object ({$obj_spec[1]}, {$obj_spec[2]}) at expected location"); - } - - // If we're being asked to store all the information - // about the object, we add the object ID and generation - // number for later use - $result = array(); - $this->actual_obj =& $result; - if ($encapsulate) { - $result = array ( - PDF_TYPE_OBJECT, - 'obj' => $obj_spec[1], - 'gen' => $obj_spec[2] - ); - } - - // Now simply read the object data until - // we encounter an end-of-object marker - while(1) { - $value = $this->pdf_read_value($c); - if ($value === false || count($result) > 4) { - // in this case the parser coudn't find an endobj so we break here - break; - } - - if ($value[0] == PDF_TYPE_TOKEN && $value[1] === 'endobj') { - break; - } - - $result[] = $value; - } - - $c->reset($old_pos); - - if (isset($result[2][0]) && $result[2][0] == PDF_TYPE_STREAM) { - $result[0] = PDF_TYPE_STREAM; - } - - return $result; - } - } else { - return $obj_spec; - } - } - - - - /** - * Reads a token from the file - * - * @param object $c pdf_context - * @return mixed - */ - function pdf_read_token(&$c) - { - // If there is a token available - // on the stack, pop it out and - // return it. - - if (count($c->stack)) { - return array_pop($c->stack); - } - - // Strip away any whitespace - - do { - if (!$c->ensure_content()) { - return false; - } - $c->offset += strspn($c->buffer, " \n\r\t", $c->offset); - } while ($c->offset >= $c->length - 1); - - // Get the first character in the stream - - $char = $c->buffer[$c->offset++]; - - switch ($char) { - - case '[': - case ']': - case '(': - case ')': - - // This is either an array or literal string - // delimiter, Return it - - return $char; - - case '<': - case '>': - - // This could either be a hex string or - // dictionary delimiter. Determine the - // appropriate case and return the token - - if ($c->buffer[$c->offset] == $char) { - if (!$c->ensure_content()) { - return false; - } - $c->offset++; - return $char . $char; - } else { - return $char; - } - - case '%': - - // This is a comment - jump over it! - - $pos = $c->offset; - while(1) { - $match = preg_match("/(\r\n|\r|\n)/", $c->buffer, $m, PREG_OFFSET_CAPTURE, $pos); - if ($match === 0) { - if (!$c->increase_length()) { - return false; - } else { - continue; - } - } - - $c->offset = $m[0][1]+strlen($m[0][0]); - - return $this->pdf_read_token($c); - } - - default: - - // This is "another" type of token (probably - // a dictionary entry or a numeric value) - // Find the end and return it. - - if (!$c->ensure_content()) { - return false; - } - - while(1) { - - // Determine the length of the token - - $pos = strcspn($c->buffer, " %[]<>()\r\n\t/", $c->offset); - - if ($c->offset + $pos <= $c->length - 1) { - break; - } else { - // If the script reaches this point, - // the token may span beyond the end - // of the current buffer. Therefore, - // we increase the size of the buffer - // and try again--just to be safe. - - $c->increase_length(); - } - } - - $result = substr($c->buffer, $c->offset - 1, $pos + 1); - - $c->offset += $pos; - return $result; - } - } - } -} - +filename = $filename; + + $this->f = @fopen($this->filename, 'rb'); + + if (!$this->f) + $this->error(sprintf('Cannot open %s !', $filename)); + + $this->getPDFVersion(); + + $this->c = new pdf_context($this->f); + + // Read xref-Data + $this->xref = array(); + $this->pdf_read_xref($this->xref, $this->pdf_find_xref()); + + // Check for Encryption + $this->getEncryption(); + + // Read root + $this->pdf_read_root(); + } + + /** + * Close the opened file + */ + function closeFile() { + if (isset($this->f) && is_resource($this->f)) { + fclose($this->f); + unset($this->f); + } + } + + /** + * Print Error and die + * + * @param string $msg Error-Message + */ + function error($msg) { + die('PDF-Parser Error: '.$msg); + } + + /** + * Check Trailer for Encryption + */ + function getEncryption() { + if (isset($this->xref['trailer'][1]['/Encrypt'])) { + $this->error('File is encrypted!'); + } + } + + /** + * Find/Return /Root + * + * @return array + */ + function pdf_find_root() { + if ($this->xref['trailer'][1]['/Root'][0] != PDF_TYPE_OBJREF) { + $this->error('Wrong Type of Root-Element! Must be an indirect reference'); + } + + return $this->xref['trailer'][1]['/Root']; + } + + /** + * Read the /Root + */ + function pdf_read_root() { + // read root + $this->root = $this->pdf_resolve_object($this->c, $this->pdf_find_root()); + } + + /** + * Get PDF-Version + * + * And reset the PDF Version used in FPDI if needed + */ + function getPDFVersion() { + fseek($this->f, 0); + preg_match('/\d\.\d/',fread($this->f,16),$m); + if (isset($m[0])) + $this->pdfVersion = $m[0]; + return $this->pdfVersion; + } + + /** + * Find the xref-Table + */ + function pdf_find_xref() { + $toRead = 1500; + + $stat = fseek ($this->f, -$toRead, SEEK_END); + if ($stat === -1) { + fseek ($this->f, 0); + } + $data = fread($this->f, $toRead); + + $pos = strlen($data) - strpos(strrev($data), strrev('startxref')); + $data = substr($data, $pos); + + if (!preg_match('/\s*(\d+).*$/s', $data, $matches)) { + $this->error('Unable to find pointer to xref table'); + } + + return (int) $matches[1]; + } + + /** + * Read xref-table + * + * @param array $result Array of xref-table + * @param integer $offset of xref-table + */ + function pdf_read_xref(&$result, $offset) { + $o_pos = $offset-min(20, $offset); + fseek($this->f, $o_pos); // set some bytes backwards to fetch errorious docs + + $data = fread($this->f, 100); + + $xrefPos = strrpos($data, 'xref'); + + if ($xrefPos === false) { + fseek($this->f, $offset); + $c = new pdf_context($this->f); + $xrefStreamObjDec = $this->pdf_read_value($c); + + if (is_array($xrefStreamObjDec) && isset($xrefStreamObjDec[0]) && $xrefStreamObjDec[0] == PDF_TYPE_OBJDEC) { + $this->error(sprintf('This document (%s) probably uses a compression technique which is not supported by the free parser shipped with FPDI.', $this->filename)); + } else { + $this->error('Unable to find xref table.'); + } + } + + if (!isset($result['xref_location'])) { + $result['xref_location'] = $o_pos+$xrefPos; + $result['max_object'] = 0; + } + + $cylces = -1; + $bytesPerCycle = 100; + + fseek($this->f, $o_pos = $o_pos+$xrefPos+4); // set the handle directly after the "xref"-keyword + $data = fread($this->f, $bytesPerCycle); + + while (($trailerPos = strpos($data, 'trailer', max($bytesPerCycle*$cylces++, 0))) === false && !feof($this->f)) { + $data .= fread($this->f, $bytesPerCycle); + } + + if ($trailerPos === false) { + $this->error('Trailer keyword not found after xref table'); + } + + $data = substr($data, 0, $trailerPos); + + // get Line-Ending + preg_match_all("/(\r\n|\n|\r)/", substr($data, 0, 100), $m); // check the first 100 bytes for linebreaks + + $differentLineEndings = count(array_unique($m[0])); + if ($differentLineEndings > 1) { + $lines = preg_split("/(\r\n|\n|\r)/", $data, -1, PREG_SPLIT_NO_EMPTY); + } else { + $lines = explode($m[0][1], $data); + } + + $data = $differentLineEndings = $m = null; + unset($data, $differentLineEndings, $m); + + $linesCount = count($lines); + + $start = 1; + + for ($i = 0; $i < $linesCount; $i++) { + $line = trim($lines[$i]); + if ($line) { + $pieces = explode(' ', $line); + $c = count($pieces); + switch($c) { + case 2: + $start = (int)$pieces[0]; + $end = $start+(int)$pieces[1]; + if ($end > $result['max_object']) + $result['max_object'] = $end; + break; + case 3: + if (!isset($result['xref'][$start])) + $result['xref'][$start] = array(); + + if (!array_key_exists($gen = (int) $pieces[1], $result['xref'][$start])) { + $result['xref'][$start][$gen] = $pieces[2] == 'n' ? (int) $pieces[0] : null; + } + $start++; + break; + default: + $this->error('Unexpected data in xref table'); + } + } + } + + $lines = $pieces = $line = $start = $end = $gen = null; + unset($lines, $pieces, $line, $start, $end, $gen); + + fseek($this->f, $o_pos+$trailerPos+7); + + $c = new pdf_context($this->f); + $trailer = $this->pdf_read_value($c); + + $c = null; + unset($c); + + if (!isset($result['trailer'])) { + $result['trailer'] = $trailer; + } + + if (isset($trailer[1]['/Prev'])) { + $this->pdf_read_xref($result, $trailer[1]['/Prev'][1]); + } + + $trailer = null; + unset($trailer); + + return true; + } + + /** + * Reads an Value + * + * @param object $c pdf_context + * @param string $token a Token + * @return mixed + */ + function pdf_read_value(&$c, $token = null) { + if (is_null($token)) { + $token = $this->pdf_read_token($c); + } + + if ($token === false) { + return false; + } + + switch ($token) { + case '<': + // This is a hex string. + // Read the value, then the terminator + + $pos = $c->offset; + + while(1) { + + $match = strpos ($c->buffer, '>', $pos); + + // If you can't find it, try + // reading more data from the stream + + if ($match === false) { + if (!$c->increase_length()) { + return false; + } else { + continue; + } + } + + $result = substr ($c->buffer, $c->offset, $match - $c->offset); + $c->offset = $match + 1; + + return array (PDF_TYPE_HEX, $result); + } + + break; + case '<<': + // This is a dictionary. + + $result = array(); + + // Recurse into this function until we reach + // the end of the dictionary. + while (($key = $this->pdf_read_token($c)) !== '>>') { + if ($key === false) { + return false; + } + + if (($value = $this->pdf_read_value($c)) === false) { + return false; + } + + // Catch missing value + if ($value[0] == PDF_TYPE_TOKEN && $value[1] == '>>') { + $result[$key] = array(PDF_TYPE_NULL); + break; + } + + $result[$key] = $value; + } + + return array (PDF_TYPE_DICTIONARY, $result); + + case '[': + // This is an array. + + $result = array(); + + // Recurse into this function until we reach + // the end of the array. + while (($token = $this->pdf_read_token($c)) !== ']') { + if ($token === false) { + return false; + } + + if (($value = $this->pdf_read_value($c, $token)) === false) { + return false; + } + + $result[] = $value; + } + + return array (PDF_TYPE_ARRAY, $result); + + case '(' : + // This is a string + $pos = $c->offset; + + $openBrackets = 1; + do { + for (; $openBrackets != 0 && $pos < $c->length; $pos++) { + switch (ord($c->buffer[$pos])) { + case 0x28: // '(' + $openBrackets++; + break; + case 0x29: // ')' + $openBrackets--; + break; + case 0x5C: // backslash + $pos++; + } + } + } while($openBrackets != 0 && $c->increase_length()); + + $result = substr($c->buffer, $c->offset, $pos - $c->offset - 1); + $c->offset = $pos; + + return array (PDF_TYPE_STRING, $result); + + case 'stream': + $o_pos = ftell($c->file)-strlen($c->buffer); + $o_offset = $c->offset; + + $c->reset($startpos = $o_pos + $o_offset); + + $e = 0; // ensure line breaks in front of the stream + if ($c->buffer[0] == chr(10) || $c->buffer[0] == chr(13)) + $e++; + if ($c->buffer[1] == chr(10) && $c->buffer[0] != chr(10)) + $e++; + + if ($this->actual_obj[1][1]['/Length'][0] == PDF_TYPE_OBJREF) { + $tmp_c = new pdf_context($this->f); + $tmp_length = $this->pdf_resolve_object($tmp_c, $this->actual_obj[1][1]['/Length']); + $length = $tmp_length[1][1]; + } else { + $length = $this->actual_obj[1][1]['/Length'][1]; + } + + if ($length > 0) { + $c->reset($startpos+$e,$length); + $v = $c->buffer; + } else { + $v = ''; + } + $c->reset($startpos+$e+$length+9); // 9 = strlen("endstream") + + return array(PDF_TYPE_STREAM, $v); + + default : + if (is_numeric ($token)) { + // A numeric token. Make sure that + // it is not part of something else. + if (($tok2 = $this->pdf_read_token ($c)) !== false) { + if (is_numeric ($tok2)) { + + // Two numeric tokens in a row. + // In this case, we're probably in + // front of either an object reference + // or an object specification. + // Determine the case and return the data + if (($tok3 = $this->pdf_read_token ($c)) !== false) { + switch ($tok3) { + case 'obj' : + return array (PDF_TYPE_OBJDEC, (int) $token, (int) $tok2); + case 'R' : + return array (PDF_TYPE_OBJREF, (int) $token, (int) $tok2); + } + // If we get to this point, that numeric value up + // there was just a numeric value. Push the extra + // tokens back into the stack and return the value. + array_push ($c->stack, $tok3); + } + } + + array_push ($c->stack, $tok2); + } + + if ($token === (string)((int)$token)) + return array (PDF_TYPE_NUMERIC, (int)$token); + else + return array (PDF_TYPE_REAL, (float)$token); + } else if ($token == 'true' || $token == 'false') { + return array (PDF_TYPE_BOOLEAN, $token == 'true'); + } else if ($token == 'null') { + return array (PDF_TYPE_NULL); + } else { + // Just a token. Return it. + return array (PDF_TYPE_TOKEN, $token); + } + } + } + + /** + * Resolve an object + * + * @param object $c pdf_context + * @param array $obj_spec The object-data + * @param boolean $encapsulate Must set to true, cause the parsing and fpdi use this method only without this para + */ + function pdf_resolve_object(&$c, $obj_spec, $encapsulate = true) { + // Exit if we get invalid data + if (!is_array($obj_spec)) { + $ret = false; + return $ret; + } + + if ($obj_spec[0] == PDF_TYPE_OBJREF) { + + // This is a reference, resolve it + if (isset($this->xref['xref'][$obj_spec[1]][$obj_spec[2]])) { + + // Save current file position + // This is needed if you want to resolve + // references while you're reading another object + // (e.g.: if you need to determine the length + // of a stream) + + $old_pos = ftell($c->file); + + // Reposition the file pointer and + // load the object header. + + $c->reset($this->xref['xref'][$obj_spec[1]][$obj_spec[2]]); + + $header = $this->pdf_read_value($c); + + if ($header[0] != PDF_TYPE_OBJDEC || $header[1] != $obj_spec[1] || $header[2] != $obj_spec[2]) { + $toSearchFor = $obj_spec[1].' '.$obj_spec[2].' obj'; + if (preg_match('/'.$toSearchFor.'/', $c->buffer)) { + $c->offset = strpos($c->buffer, $toSearchFor) + strlen($toSearchFor); + // reset stack + $c->stack = array(); + } else { + $this->error("Unable to find object ({$obj_spec[1]}, {$obj_spec[2]}) at expected location"); + } + } + + // If we're being asked to store all the information + // about the object, we add the object ID and generation + // number for later use + $result = array(); + $this->actual_obj =& $result; + if ($encapsulate) { + $result = array ( + PDF_TYPE_OBJECT, + 'obj' => $obj_spec[1], + 'gen' => $obj_spec[2] + ); + } + + // Now simply read the object data until + // we encounter an end-of-object marker + while(1) { + $value = $this->pdf_read_value($c); + if ($value === false || count($result) > 4) { + // in this case the parser coudn't find an endobj so we break here + break; + } + + if ($value[0] == PDF_TYPE_TOKEN && $value[1] === 'endobj') { + break; + } + + $result[] = $value; + } + + $c->reset($old_pos); + + if (isset($result[2][0]) && $result[2][0] == PDF_TYPE_STREAM) { + $result[0] = PDF_TYPE_STREAM; + } + + return $result; + } + } else { + return $obj_spec; + } + } + + + + /** + * Reads a token from the file + * + * @param object $c pdf_context + * @return mixed + */ + function pdf_read_token(&$c) + { + // If there is a token available + // on the stack, pop it out and + // return it. + + if (count($c->stack)) { + return array_pop($c->stack); + } + + // Strip away any whitespace + + do { + if (!$c->ensure_content()) { + return false; + } + $c->offset += strspn($c->buffer, " \n\r\t", $c->offset); + } while ($c->offset >= $c->length - 1); + + // Get the first character in the stream + + $char = $c->buffer[$c->offset++]; + + switch ($char) { + + case '[': + case ']': + case '(': + case ')': + + // This is either an array or literal string + // delimiter, Return it + + return $char; + + case '<': + case '>': + + // This could either be a hex string or + // dictionary delimiter. Determine the + // appropriate case and return the token + + if ($c->buffer[$c->offset] == $char) { + if (!$c->ensure_content()) { + return false; + } + $c->offset++; + return $char . $char; + } else { + return $char; + } + + case '%': + + // This is a comment - jump over it! + + $pos = $c->offset; + while(1) { + $match = preg_match("/(\r\n|\r|\n)/", $c->buffer, $m, PREG_OFFSET_CAPTURE, $pos); + if ($match === 0) { + if (!$c->increase_length()) { + return false; + } else { + continue; + } + } + + $c->offset = $m[0][1]+strlen($m[0][0]); + + return $this->pdf_read_token($c); + } + + default: + + // This is "another" type of token (probably + // a dictionary entry or a numeric value) + // Find the end and return it. + + if (!$c->ensure_content()) { + return false; + } + + while(1) { + + // Determine the length of the token + + $pos = strcspn($c->buffer, " %[]<>()\r\n\t/", $c->offset); + + if ($c->offset + $pos <= $c->length - 1) { + break; + } else { + // If the script reaches this point, + // the token may span beyond the end + // of the current buffer. Therefore, + // we increase the size of the buffer + // and try again--just to be safe. + + $c->increase_length(); + } + } + + $result = substr($c->buffer, $c->offset - 1, $pos + 1); + + $c->offset += $pos; + return $result; + } + } + } +} + unset($__tmp); \ No newline at end of file diff --git a/htdocs/includes/fpdf/fpdfi/wrapper_functions.php b/htdocs/includes/fpdf/fpdfi/wrapper_functions.php deleted file mode 100644 index 61eae2747e3..00000000000 --- a/htdocs/includes/fpdf/fpdfi/wrapper_functions.php +++ /dev/null @@ -1,70 +0,0 @@ -