reporting/includes/class.pdf.inc

   1 <?php
   2 /**********************************************************************
   3     Copyright (C) FrontAccounting, LLC.
   4         Released under the terms of the GNU General Public License, GPL,
   5         as published by the Free Software Foundation, either version 3
   6         of the License, or (at your option) any later version.
   7     This program is distributed in the hope that it will be useful,
   8     but WITHOUT ANY WARRANTY; without even the implied warranty of
   9     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  10     See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
  11 ***********************************************************************/
  12 /*
  13         This class is an extension to the tcpdf class using a syntax that the original reports were written in
  14         (the R &OS pdf.php class) - due to easily portation this wrapper class
  15         was written to allow the same code base to use the more functional tcpdf.class by Nicola Asuni
  16
  17 *       Wrapper for use R&OSpdf API with tcpdf.org class
  18 *       Joe Hunt <joe.hunt.consulting@gmail.com> and Janusz Dobrowolski <janusz@iron.from.pl>
  19 */
  20
  21 define("K_RE_PATTERN_RTL", "/(
  22           \xD6\xBE                                                                                                                                                                                      # R
  23         | \xD7[\x80\x83\x86\x90-\xAA\xB0-\xB4]                                                                  # R
  24         | \xDF[\x80-\xAA\xB4\xB5\xBA]                                                                                                           # R
  25         | \xE2\x80\x8F                                                                                                                                                                  # R
  26         | \xEF\xAC[\x9D\x9F\xA0-\xA8\xAA-\xB6\xB8-\xBC\xBE]                     # R
  27         | \xEF\xAD[\x80\x81\x83\x84\x86-\x8F]                                                                           # R
  28         | \xF0\x90\xA0[\x80-\x85\x88\x8A-\xB5\xB7\xB8\xBC\xBF]  # R
  29         | \xF0\x90\xA4[\x80-\x99]                                                                                                                               # R
  30         | \xF0\x90\xA8[\x80\x90-\x93\x95-\x97\x99-\xB3]                                 # R
  31         | \xF0\x90\xA9[\x80-\x87\x90-\x98]                                                                                      # R
  32         | \xE2\x80[\xAB\xAE]                                                                                                                                            # RLE & RLO
  33         )/x");
  34
  35 /*
  36  * Pattern to test Arabic strings using regular expressions.
  37  * source: http://www.w3.org/International/questions/qa-forms-utf-8
  38  */
  39 define("K_RE_PATTERN_ARABIC", "/(
  40                           \xD8[\x80-\x83\x8B\x8D\x9B\x9E\x9F\xA1-\xBA]  # AL
  41                         | \xD9[\x80-\x8A\xAD-\xAF\xB1-\xBF]                                                     # AL
  42                         | \xDA[\x80-\xBF]                                                                                                                               # AL
  43                         | \xDB[\x80-\x95\x9D\xA5\xA6\xAE\xAF\xBA-\xBF]  # AL
  44                         | \xDC[\x80-\x8D\x90\x92-\xAF]                                                                  # AL
  45                         | \xDD[\x8D-\xAD]                                                                                                                               # AL
  46                         | \xDE[\x80-\xA5\xB1]                                                                                                           # AL
  47                         | \xEF\xAD[\x90-\xBF]                                                                                                           # AL
  48                         | \xEF\xAE[\x80-\xB1]                                                                                                           # AL
  49                         | \xEF\xAF[\x93-\xBF]                                                                                                           # AL
  50                         | \xEF[\xB0-\xB3][\x80-\xBF]                                                                            # AL
  51                         | \xEF\xB4[\x80-\xBD]                                                                                                           # AL
  52                         | \xEF\xB5[\x90-\xBF]                                                                                                           # AL
  53                         | \xEF\xB6[\x80-\x8F\x92-\xBF]                                                                  # AL
  54                         | \xEF\xB7[\x80-\x87\xB0-\xBC]                                                                  # AL
  55                         | \xEF\xB9[\xB0-\xB4\xB6-\xBF]                                                                  # AL
  56                         | \xEF\xBA[\x80-\xBF]                                                                                                           # AL
  57                         | \xEF\xBB[\x80-\xBC]                                                                                                           # AL
  58                         | \xD9[\xA0-\xA9\xAB\xAC]                                                                                               # AN
  59                         )/x");
  60
  61 include_once (dirname(__FILE__).'/tcpdf.php');
  62 include_once (dirname(__FILE__).'/fpdi/fpdi.php');
  63
  64 class Cpdf extends FPDI {
  65
  66         function Cpdf($pageSize='A4', $lang=null, $pageOrientation='P')
  67         {
  68                 $this->TCPDF($pageOrientation, 'pt', $pageSize);//, $uni, $enc);
  69                 $this->SetLang($lang);
  70                 $this->setPrintHeader(false);
  71                 $this->setPrintFooter(false);
  72                 $this->setPDFVersion("1.3");
  73                 $this->setAutoPageBreak(0);
  74                 $this->SetLineWidth(1);
  75                 $this->cMargin = 0;
  76         }
  77         /*
  78                 Set lamguage for next report
  79         */
  80         function SetLang($code=null)
  81         {
  82                 global $installed_languages, $dflt_lang, $path_to_root;
  83
  84                 if (!$code)
  85                         $code = $dflt_lang;
  86
  87                 $lang = array_search_value($code, $installed_languages, 'code');
  88                 $_SESSION['get_text']->set_language($lang['code'], strtoupper($lang['encoding']));
  89                 $_SESSION['get_text']->add_domain($lang['code'], $path_to_root . "/lang");
  90
  91                 // re-read translated sys names.
  92                 include($path_to_root.'/includes/sysnames.inc');
  93
  94                 $l = array('a_meta_charset' => strtoupper($lang['encoding']),
  95                         'a_meta_dir' => @$lang['rtl'] ? 'rtl' : 'ltr',
  96                         'a_meta_language' => $code, 'w_page' => 'page');
  97
  98                 if (!isset($l['a_meta_charset']))
  99                         $l = array('a_meta_charset' => 'ISO-8859-1', 'a_meta_dir' => 'ltr', 'a_meta_language' => 'en_GB', 'w_page' => 'page');
 100                 $enc = $l['a_meta_charset'];
 101                 $uni = ($enc == 'UTF-8' || $enc == 'GB2312' ? true : false);
 102                 if ($uni)
 103                         ini_set("memory_limit", "48M");
 104
 105                 $this->isunicode = $uni;
 106                 $this->setLanguageArray($l);
 107                 if ($uni)
 108                 {
 109                                 global $unicode, $unicode_mirror, $unicode_arlet, $laa_array, $diacritics;
 110                                 include_once(dirname(__FILE__)."/unicode_data2.php");
 111                 }
 112                 $this->encoding = strtoupper($lang['encoding']);
 113
 114                 $this->FontFamily = 'helvetica';
 115                 $this->FontStyle = '';
 116                 $this->FontSizePt = 12;
 117 //              $this->utf8Bidi(array(""));
 118         }
 119
 120
 121         // $fontname should be a standard PDF font (like 'times', 'helvetica' or 'courier')
 122         // or one that's been installed on your system.  An empty string can also be used
 123         // which will retain the font currently in use.
 124         // $style is either:
 125         //   * a special case string:
 126         //     * bold
 127         //     * italic
 128         //   * or a case-insensitive string where each char represents a style choice
 129         // and you can use more than one or none at all.  Possible choices:
 130         //      * empty string: regular
 131     //      * B: bold
 132     //      * I: italic
 133     //      * U: underline
 134     //      * D: line trough (aka "strike through")
 135         function selectFont($fontname, $style = '')
 136         {
 137                 // Parse the style - check for special cases, otherwise leave as-is
 138                 if ($style == 'italic')
 139                         $style = 'i';
 140                 elseif ($style == 'bold')
 141                         $style = 'b';
 142
 143                 // Parse the fontname
 144                 if ($fontname != '')
 145                         $fontname = basename($fontname);
 146                 if ($fontname == '')
 147                 {
 148                         if ($this->isunicode)
 149                         {
 150                                 switch ($this->l['a_meta_language'])
 151                                 {
 152                                         case "ar_EG" :  $fontname = "ae_tholoth";       break;
 153                                         case "zh_CN" :  $fontname = "gbsn00lp";         break;
 154                                         case "zh_TW" :  $fontname = "chinese_traditional_cid0";         break;
 155                                         default :       $fontname = "dejavu";           break;
 156                                 }
 157                         }
 158                         elseif ($this->encoding === "ISO-8859-2")
 159                         {
 160                                 switch ($this->l['a_meta_language'])
 161                                 {
 162                                         default :               $fontname = "freesans";         break;
 163                                 }
 164                         }
 165                         elseif ($this->encoding === "ISO-8859-5")
 166                         {
 167                                 switch ($this->l['a_meta_language'])
 168                                 {
 169                                         default :               $fontname = "freesans5";        break;
 170                                 }
 171                         }
 172                         // else use built-in adobe fonts helvetica.
 173                 }
 174                 $this->SetFont($fontname, $style);
 175         }
 176
 177         function Header1()
 178         {
 179         }
 180
 181         function Footer()
 182         {
 183         }
 184
 185         function newPage()
 186         {
 187                 parent::AddPage();
 188         }
 189
 190         function line($x1,$y1,$x2,$y2, $style = array())
 191         {
 192                 parent::Line($x1, $this->h-$y1, $x2, $this->h-$y2, $style);
 193         }
 194
 195         function rectangle($x, $y, $w, $h, $style='', $border_style=array(), $fill_color=array())
 196         {
 197                 parent::Rect($x, $this->h-$y, $w, $h, $style, $border_style, $fill_color);
 198         }
 199
 200
 201         function addText($xb,$yb,$size,$txt)//,$angle=0,$wordSpaceAdjust=0)
 202         {
 203                 if ($this->isunicode && $this->encoding != "UTF-8")
 204                         $txt = iconv($this->encoding, "UTF-8", $txt);
 205                 $this->SetFontSize($size);
 206                 $this->Text($xb, $this->h-$yb, $txt);
 207         }
 208
 209         function addInfo($label,$value)
 210         {
 211                 if (in_array($label, array( 'Title', 'Subject', 'Author', 'Creator'))) {
 212                         $seter = "Set{$label}";
 213                         $this->$seter($value);
 214                 }
 215         }
 216
 217         function addJpegFromFile($img,$x,$y,$w=0,$h=0)
 218         {
 219                 $this->Image($img, $x, $this->h-$y-$h, $w, $h);
 220         }
 221
 222         function addPngFromFile($img,$x,$y,$w=0,$h=0)
 223         {
 224                 $this->Image($img, $x, $this->h-$y-$h, $w, $h);
 225         }
 226         /*
 227         * Next Two functions are adopted from R&OS pdf class
 228         */
 229
 230         /**
 231         * draw a part of an ellipse
 232         */
 233         function partEllipse($x0,$y0,$astart,$afinish,$r1,$r2=0,$angle=0,$nSeg=8)
 234         {
 235                 $this->ellipse($x0,$y0,$r1,$r2,$angle,$nSeg,$astart,$afinish,0);
 236         }
 237
 238         /**
 239         * draw an ellipse
 240         * note that the part and filled ellipse are just special cases of this function
 241         *
 242         * draws an ellipse in the current line style
 243         * centered at $x0,$y0, radii $r1,$r2
 244         * if $r2 is not set, then a circle is drawn
 245         * nSeg is not allowed to be less than 2, as this will simply draw a line (and will even draw a
 246         * pretty crappy shape at 2, as we are approximating with bezier curves.
 247         */
 248         function ellipse($x0,$y0,$r1,$r2=0,$angle=0,$nSeg=8,$astart=0,$afinish=360,$close=1,$fill=0)
 249         {
 250                 parent::Ellipse($x0, $y0, $r1, $r2, $angle, $astart. $afinish, ($close?'C':''), "", "", $nSeg);
 251         }
 252
 253         function Stream($fname='')
 254         {
 255                 parent::Output($fname, 'I');
 256         }
 257
 258         function calcTextWrap($txt, $width, $spacebreak=false)
 259         {
 260                 $ret = "";
 261                 $txt2 = $txt;
 262                 $w = $this->GetStringWidth($txt);
 263                 if ($w > $width && $w > 0 && $width != 0)
 264                 {
 265                         $n = strlen($txt);
 266                         $k = intval($n * $width / $w);
 267                         if ($k > 0 && $k < $n)
 268                         {
 269                                 $txt2 = substr($txt, 0, $k);
 270                                 if ($spacebreak && (($pos = strrpos($txt2, " ")) !== false))
 271                                 {
 272                                         $txt2 = substr($txt2, 0, $pos);
 273                                         $ret = substr($txt, $pos+1);
 274                                 }
 275                                 else
 276                                         $ret = substr($txt, $k);
 277                         }
 278                 }
 279                 return array($txt2, $ret);
 280         }
 281
 282         function addTextWrap($xb, $yb, $w, $h, $txt, $align='left', $border=0, $fill=0, $link = NULL, $stretch = 1, $spacebreak=false)
 283         {
 284                 $ret = "";
 285                 if (!$this->rtl)
 286                 {
 287                         if ($align == 'right')
 288                                 $align = 'R';
 289                         elseif ($align == 'left')
 290                                 $align = 'L';
 291                         elseif ($align == 'center')
 292                                 $align = 'C';
 293                         elseif ($align == 'justify')
 294                                 $align = 'J';
 295                 }
 296                 else
 297                         $align = 'R';
 298
 299                 // If horizontal scaling was requested, check to see if we're trying to scale
 300                 // too much.  If so, cut back string first and then scale it.
 301                 $maxScaleFactor = 1.4;
 302                 if ($stretch == 1 || $stretch == 2)
 303                 $txt = $this->calcTextWrap($txt, $w * $maxScaleFactor, $spacebreak);
 304                 // Wrap text if stretching isn't turned on
 305                 else
 306                 $txt = $this->calcTextWrap($txt, $w, $spacebreak);
 307                 $ret = $txt[1];
 308                 $txt = $txt[0];
 309                 $this->SetXY($xb, $this->h - $yb - $h);
 310                 $txt = parent::unhtmlentities($txt);
 311                 if ($this->isunicode && $this->encoding != "UTF-8")
 312                         $txt = iconv($this->encoding, "UTF-8", $txt);
 313                 $this->Cell($w, $h, $txt, $border, 0, $align, $fill, $link, $stretch);
 314                 return $ret;
 315         }
 316
 317         function Text($x, $y, $txt, $stroke=0, $clip=false)
 318         {
 319                 parent::Text($x,$y, parent::unhtmlentities($txt), $stroke, $clip);
 320         }
 321
 322 } // end of class
 323
 324 ?>