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How to find the root path of a directory

spyros1234

By spyros1234
in Third Party Scripts

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spyros1234 Member

spyros1234

Posted
Posted

I have found this nice image crop script but I am having some difficulties to modified and put it in to my project.

 

I am trying to find to root path for the picture that I want modify and I can’t

The picture is on the directory “/upload”. The directory upload is in the root of the site

 

Can you please help

 


<?php
////////////////////////////////////////////////////////////////////////////////////////////////////
//////////////////////////                                                //////////////////////////
//////////////////////////                 1 2 CROP IMAGE                 //////////////////////////
//////////////////////////                                                //////////////////////////
//////////////////////////             (c) 2002 Roel Meurders             //////////////////////////
//////////////////////////    mail: support [at] roelmeurders [dot] com   //////////////////////////
//////////////////////////                  version 0.2                   //////////////////////////
//////////////////////////                                                //////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////
///// CREDITS: Most Javascript is taken from DHTMLCentral.com and is made by Thomas Brattli. ///////
////////////////////////////////////////////////////////////////////////////////////////////////////

////////////////////////////////////////////////////////////////////////////////////////////////////
// SET VARIABLES ///////////////////////////////////////////////////////////////////////////////////

  $org = "PB180068.JPG"; //where the original can be found (incl fullpath);
  $res = "result.jpg"; //how the result should be saved (incl fullpath);
  $crw = 100; // sets the heigth to crop to;
  $crh = 100; // sets the heigth to crop to;

  $maxwinw = 500; //Sets the maxmimum width for displaying the original while cropping
  $maxwinh = 500; //Same, only this time it's the height

  $jpegqual = 80; //Sets the jpeg quality
  $redirect = "12cropimage.php"; //Sets the file to which the forms should be posted Change you include this file in another.
  $javafile = "12cropimage.js"; //Relative path to js-file
  $gdversion = 2; // set to 2 if you have gd2 installed
  $spacer = "spacer.gif"; //Relactive path tpo spacer.gif, transparent image

  $txt['cropimage'] = "crop";
  $txt['preview'] = "preview";
  $txt['bigger'] = "+";
  $txt['smaller'] = "-";
  $txt['closewindow'] = "close window";
  $txt['selectioninpicture'] = "The selection has to be completely on the image.";


////////////////////////////////////////////////////////////////////////////////////////////////////
// GET PROPORTIONS /////////////////////////////////////////////////////////////////////////////////

  if ($crA != "nada"){
     $size = getimagesize($org);
     $trueW=$size[0];
     $trueH=$size[1];

     if($trueH<$maxwinh && $trueW<$maxwinw){
  $imgH = $trueH;
  $imgW = $trueW;
  $imgProp = 1;
     } else {
  if (($maxwinh/$maxwinw) < ($trueH/$trueW)){
     $imgH = $maxwinh;
     $imgW = ($maxwinh / $trueH) * $trueW;
     $imgProp = $trueH / $imgH;
  } else {
     $imgW = $maxwinw;
     $imgH = ($maxwinw / $trueW) * $trueH;
     $imgProp = $trueW / $imgW;
  }
     }
  }


////////////////////////////////////////////////////////////////////////////////////////////////////
// FUNCTION TO SHOW THE USER INTERFACE /////////////////////////////////////////////////////////////

  function CR_showUI(){
     global $txt, $imgW, $imgH, $imgProp, $spacer, $redirect, $javafile, $crw, $crh, $org, $res;
?>
<html>
<head>
  <title>Crop image</title>
  <meta HTTP-EQUIV="Content-Type" CONTENT="text/html; charset=iso-8859-1">
  <script language="JavaScript" src="<?=$javafile?>"></script>
  <script language="JavaScript">
    <!--
function libinit(){
   obj=new lib_obj('cropDiv')
   obj.dragdrop()
}

function cropCheck(crA){
   if ((((obj.x + obj.cr)-11) <= <?=$imgW?>)&&(((obj.y + obj.cb)-11) <= <?=$imgH?>)&&(obj.x >= 11)&&(obj.y >= 11)){
	var url = '<?=$redirect?>?&crA='+crA+'&org=<?=$org?>&res=<?=$res?>&crw=<?=$crw?>&crh=<?=$crh?>&l='+(obj.x-11)+'&t='+(obj.y-11)+'&s='+obj.cr;
	if (crA == 'pre'){
	   window.open(url,'prevWin','width=<?=$crw?>,height=<?=$crh?>');
	} else {
	   location.href=url;
	}
   } else {
	alert('<?=$txt['selectioninpicture']?>');
   }
}

function stopZoom() {
   loop = false;
   clearTimeout(zoomtimer);
}

function cropZoom(dir) {
   loop = true;
   prop = <?=$crh?> / <?=$crw?>;
   zoomtimer = null;
   direction = dir;
   if (loop == true) {
	if (direction == "in") {
	   if ((obj.cr > <?=($crw/$imgProp)?>)&&(obj.cb > <?=($crh/$imgProp)?>)){
		cW = obj.cr - 1;
		cH = parseInt(prop * cW);
		obj.clipTo(0,cW,cH,0,1);
	   }
	} else {
	   if ((obj.cr < (<?=$imgW?>-5))&&(obj.cb < (<?=$imgH?>-5))){
		cW = obj.cr + 1;
		cH = parseInt(prop * cW);
		obj.clipTo(0,cW,cH,0,1);
	   }
	}
	zoomtimer = setTimeout("cropZoom(direction)", 10);
   }
}

onload=libinit;
    // -->
  </script>
  <style>
    body{font-family:arial,helvetica; font-size:12px}
    #cropDiv{position:absolute; left:11px; top:11px; width:<?=($crw/$imgProp)?>px; height:<?=($crh/$imgProp)?>px; z-index:2; background-image: url(<?=$spacer?>); }
  </style>
</head>
<body bgcolor="#FFFFFF" text="#000066" link="#000066" alink="#000066" vlink="#000066" marginwidth="10" marginheight="10" topmargin="10" leftmargin="10">
  <table cellspacing="0" cellpadding="0" border="0">
    <tr>
<td align="left" valign="top"><IMG SRC="<?=$redirect?>?crA=img&org=<?=$org?>&res=<?=$res?>&crw=<?=$crw?>&crh=<?=$crh?>" border="1"></td>
    </tr>
    <tr>
<td><img src="<?=$spacer?>" border=0 height="5" width="5"></td>
    </tr>
    <tr>
<td align="right">
  <input type="button" name="Submit1" value="<?=$txt['cropimage']?>" onClick="cropCheck('def');">
  <input type="button" name="Submit2" value="<?=$txt['preview']?>" onClick="cropCheck('pre');">
  <input type="button" name="Submit3" value="<?=$txt['smaller']?>" onMouseDown="cropZoom('in');" onMouseUp="stopZoom();">
  <input type="button" name="Submit4" value="<?=$txt['bigger']?>" onMouseDown="cropZoom('out');" onMouseUp="stopZoom();">
</td>
    </tr>
  </table>
  <div id="cropDiv">
    <table width="100%" height="100%" border="1" cellpadding="0" cellspacing="0" bordercolor="#000000">
<tr>
  <td><img src="<?=$spacer?>"></td>
</tr>
    </table>
  </div>
</body>
</html>
<?
  }


////////////////////////////////////////////////////////////////////////////////////////////////////
// FUNCTION TO SHOW THE CROP PREVIEW ///////////////////////////////////////////////////////////////

  function CR_showPrev($t,$l,$s){
     global $txt, $imgW, $imgH, $redirect, $crh, $crw, $org, $res;
?>
<html>
<head>
  <title>crop voorbeeld</title>
</head>
<body leftmargin="0" topmargin="0" marginwidth="0" marginheight="0" onLoad="top.focus();">
  <a href="#" onClick="top.close();"><img alt="<?=$txt['closewindow']?>" src="<?=$redirect?>?crA=crop&org=<?=$org?>&res=<?=$res?>&crw=<?=$crw?>&crh=<?=$crh?>&l=<?=$l?>&t=<?=$t?>&s=<?=$s?>" border=0></a>
</body>
</html>
<?
  }


////////////////////////////////////////////////////////////////////////////////////////////////////
// FUNCTION TO ACTUALLY MAKE THE CROP //////////////////////////////////////////////////////////////

  function CR_make_crop($l,$t,$s,$w,$h){
     global $org,$imgProp, $gdversion;
     $l1 = ceil($imgProp * $l);
     $t1 = ceil($imgProp * $t);
     $s1 = ceil($imgProp * $s);
     $s2 = ceil(($h / $w)* $s1);
     if ($gdversion == 2){
  $new = imagecreatetruecolor($w,$h);
     } else {
  $new = imagecreate($w,$h);
     }
     $img = imagecreatefromjpeg ($org);
     imagecopyresized ($new, $img, 0, 0, $l1, $t1, $w, $h, $s1, $s2);
     imagedestroy($img);
     return $new;
  }


////////////////////////////////////////////////////////////////////////////////////////////////////
// SCRIPT CONTROL VIA VARIABLE $crA ////////////////////////////////////////////////////////////////

  switch($crA){
     case img:
  header("Content-Type: image/jpeg");
  $im = CR_make_crop(0,0,($trueW/$imgProp),$imgW,$imgH);
  imagejpeg($im,"",$jpegqual);
  imagedestroy($im);
  exit;
     case crop:
  header("Content-Type: image/jpeg");
  $im = CR_make_crop($l,$t,$s,$crw,$crh);
  imagejpeg($im,"",$jpegqual);
  imagedestroy($im);
  exit;
     case pre:
  CR_showPrev($t,$l,$s);
  exit;
     case def:
  $im = CR_make_crop($l,$t,$s,$crw,$crh);
  imagejpeg($im,$res,$jpegqual);
  imagedestroy($im);
  break;
     default:
  CR_showUI();
  exit;
  }

/////////////////////////////////////////////////////////////////////////////////////////////////////////
// END OF STORY
?>

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