- Adds support for a FPDF_FONTPATH .env variable

src/Extensions/FpdfOptimize.php

@@ -0,0 +1,142 @@
+<?php namespace Codedge\Fpdf\Extensions;
+
+use Codedge\Fpdf\Fpdf\Fpdf;
+
+class FpdfOptimize extends Fpdf {
+
+    protected $f;
+
+    function Open($file='doc.pdf'){
+        if(FPDF_VERSION<'1.8')
+            $this->Error('Version 1.8 or above is required by this extension');
+        $this->f=fopen($file,'wb');
+        if(!$this->f)
+            $this->Error('Unable to create output file: '.$file);
+        $this->_putheader();
+    }
+
+    function Image($file, $x=null, $y=null, $w=0, $h=0, $type='', $link=''){
+        if(!isset($this->images[$file])){
+            //Retrieve only meta-information
+            $a=getimagesize($file);
+            if($a===false)
+                $this->Error('Missing or incorrect image file: '.$file);
+            $this->images[$file]=array('w'=>$a[0],'h'=>$a[1],'type'=>$a[2],'i'=>count($this->images)+1);
+        }
+        parent::Image($file,$x,$y,$w,$h,$type,$link);
+    }
+
+    function Output($dest='', $name='', $isUTF8=false){
+        if($this->state<3)
+            $this->Close();
+    }
+
+    function _endpage(){
+        parent::_endpage();
+        //Write page to file
+        $this->_putstreamobject($this->pages[$this->page]);
+        unset($this->pages[$this->page]);
+    }
+
+    function _getoffset(){
+        return ftell($this->f);
+    }
+
+    function _put($s){
+        fwrite($this->f,$s."\n",strlen($s)+1);
+    }
+
+    function _putimages(){
+        foreach(array_keys($this->images) as $file)
+        {
+            $type=$this->images[$file]['type'];
+            if($type==1)
+                $info=$this->_parsegif($file);
+            elseif($type==2)
+                $info=$this->_parsejpg($file);
+            elseif($type==3)
+                $info=$this->_parsepng($file);
+            else
+                $this->Error('Unsupported image type: '.$file);
+            $this->_putimage($info);
+            $this->images[$file]['n']=$info['n'];
+            unset($info);
+        }
+    }
+
+    function _putpages(){
+        $nb=$this->page;
+        for($n=1;$n<=$nb;$n++)
+            $this->PageInfo[$n]['n']=$this->n+$n;
+        if($this->DefOrientation=='P')
+        {
+            $wPt=$this->DefPageSize[0]*$this->k;
+            $hPt=$this->DefPageSize[1]*$this->k;
+        }
+        else
+        {
+            $wPt=$this->DefPageSize[1]*$this->k;
+            $hPt=$this->DefPageSize[0]*$this->k;
+        }
+        //Page objects
+        for($n=1;$n<=$nb;$n++)
+        {
+            $this->_newobj();
+            $this->_put('<</Type /Page');
+            $this->_put('/Parent 1 0 R');
+            if(isset($this->PageInfo[$n]['size']))
+                $this->_put(sprintf('/MediaBox [0 0 %.2F %.2F]',$this->PageInfo[$n]['size'][0],$this->PageInfo[$n]['size'][1]));
+            if(isset($this->PageInfo[$n]['rotation']))
+                $this->_put('/Rotate '.$this->PageInfo[$n]['rotation']);
+            $this->_put('/Resources 2 0 R');
+            if(isset($this->PageLinks[$n]))
+            {
+                //Links
+                $annots='/Annots [';
+                foreach($this->PageLinks[$n] as $pl)
+                {
+                    $rect=sprintf('%.2F %.2F %.2F %.2F',$pl[0],$pl[1],$pl[0]+$pl[2],$pl[1]-$pl[3]);
+                    $annots.='<</Type /Annot /Subtype /Link /Rect ['.$rect.'] /Border [0 0 0] ';
+                    if(is_string($pl[4]))
+                        $annots.='/A <</S /URI /URI '.$this->_textstring($pl[4]).'>>>>';
+                    else
+                    {
+                        $l=$this->links[$pl[4]];
+                        if(isset($this->PageInfo[$l[0]]['size']))
+                            $h=$this->PageInfo[$l[0]]['size'][1];
+                        else
+                            $h=$hpt;
+                        $annots.=sprintf('/Dest [%d 0 R /XYZ 0 %.2F null]>>',$this->PageInfo[$l[0]]['n'],$h-$l[1]*$this->k);
+                    }
+                }
+                $this->_put($annots.']');
+            }
+            if($this->WithAlpha)
+                $this->_put('/Group <</Type /Group /S /Transparency /CS /DeviceRGB>>');
+            $this->_put('/Contents '.(2+$n).' 0 R>>');
+            $this->_put('endobj');
+        }
+        //Pages root
+        $this->offsets[1]=$this->_getoffset();
+        $this->_put('1 0 obj');
+        $this->_put('<</Type /Pages');
+        $kids='/Kids [';
+        for($n=1;$n<=$nb;$n++)
+            $kids.=(2+$nb+$n).' 0 R ';
+        $this->_put($kids.']');
+        $this->_put('/Count '.$nb);
+        $this->_put(sprintf('/MediaBox [0 0 %.2F %.2F]',$wPt,$hPt));
+        $this->_put('>>');
+        $this->_put('endobj');
+    }
+
+    function _putheader(){
+        if($this->_getoffset()==0)
+            parent::_putheader();
+    }
+
+    function _enddoc(){
+        parent::_enddoc();
+        fclose($this->f);
+    }
+}

src/FpdfServiceProvider.php

@@ -1,6 +1,7 @@
 <?php namespace Codedge\Fpdf;
 
 use Illuminate\Support\ServiceProvider;
+use Codedge\Fpdf\Extensions\FpdfOptimize;
 
 class FpdfServiceProvider extends ServiceProvider
 {
@@ -18,6 +19,10 @@ class FpdfServiceProvider extends ServiceProvider
      */
     public function boot()
     {
+        if(config('fpdf.fontpath')){
+            define('FPDF_FONTPATH', config('fpdf.fontpath'));
+        }
+
         $this->publishes([
             __DIR__.'/config/fpdf.php' => config_path('fpdf.php'),
         ], 'config');
@@ -43,12 +48,22 @@ public function register()
      */
     public function registerFpdf()
     {
-        $this->app->singleton('fpdf', function()
-        {
-            return new Fpdf\Fpdf(
-                config('fpdf.orientation'), config('fpdf.unit'), config('fpdf.size')
-            );
-        });
+        if(config('fpdf.optimize')){
+            $this->app->singleton('fpdf', function()
+            {
+                return new FpdfOptimize(
+                    config('fpdf.orientation'), config('fpdf.unit'), config('fpdf.size')
+                );
+            });
+        }else{
+            $this->app->singleton('fpdf', function()
+            {
+                return new Fpdf\Fpdf(
+                    config('fpdf.orientation'), config('fpdf.unit'), config('fpdf.size')
+                );
+            });
+        }
+
     }
 
     /**

src/config/fpdf.php

@@ -14,6 +14,8 @@
     'orientation'       => 'P',
     'unit'              => 'mm',
     'size'              => 'A4',
+    'fontpath'          => env('FPDF_FONTPATH', false),
+    'optimize'          => env('FPDF_OPTIMIZE', false)
 
     /*
     |--------------------------------------------------------------------------