有關於網頁設計和程式....

picture.php

<form action="PictureBeGet.php" method="post" name="form1" id="form1"  ENCTYPE="multipart/form-data" >
<input type="file"  name="myfile" size="35">
<input type="submit" value="送出">

picturebeget.php

<?php session_start(); ?>
<?php

$password=$_SESSION["password"];
$numberforsession=$_SESSION["number"];
/*這邊是在紀錄網頁使用者登入的IP和密碼，Picture頁面那邊沒有列出;*/
$i=$_GET["i"];
$j=$_GET["j"];
$k=$_GET["k"];
$l=$_GET["l"];
/*這是判定javscript傳過來的Picture頁面有四個按鈕，要判定按的是哪一個按鈕，i是刪除圖片按鈕，j是履歷預覽按鈕，k是送出履歷應徵按鈕，l是前往作品附件上傳按鈕。Picture頁面那邊沒有列出;*/
$introduceyourself=$_POST["introduceyourself"];
/*這是自傳上傳，Picture頁面那邊沒有列出;*/
$Picture =$_FILES["myfile"];
/*Picture頁面傳來的照片擋*/
$tmpname=$Picture["tmp_name"];
/*照片擋暫存在電腦的暫存名稱。*/
$name=$Picture["name"];
/*照片擋的真實名稱*/
$type=$Picture["type"];
/*照片擋的類別，圖檔的話會顯示image/pjpeg.....*/
$error=$Picture["error"];
/*照片擋的錯誤狀態*/
require_once("../../Company_connect.php");
/*引入連線mysql資料庫的密碼帳號連線*/

if($i=="1"){
/*如果使用者有按下刪除照片按鈕的話，$i=="1"，則進行把資料庫中的此筆資料改為picture欄位沒有上傳照片的路徑*/
$sql="update picture set picture='' where number='$numberforsession'";
$result=mysql_query($sql,$link);
 if($result==true)
 echo "<script>alert('刪除成功!!');location.href='Picture.php'</script>";
}else{
 if($name!==""){
/*$name!==""代表Picture頁面使用者有上傳圖片*/
  $fileName=date("U");/*用date("U")當檔名是要避免其他使用者上傳依樣檔名的檔案會被覆蓋，或是上傳中文檔名會無法儲存的問題。*/
  $image_pathFS="../../LittlePictures/"; /*產生縮圖要放的相對路徑*/
  $image_path="../../BigPictures/"; /*使用者上傳的大圖放的相對路徑*/
  if ($error==4 && $name==""){
  $pIMb="";$pIMs="";
  }else{
  
    if($type=="image/jpeg" || $type=="image/pjpeg")
    $fileExt="jpg";
    else if($type=="image/gif" || $type=="image/pgif")
    $fileExt="gif";
    else{
    echo "<script>alert('您的檔案並非jpeg 或 gif 檔。');location.href='Picture.php';</script>";
    exit();
    }  
  }
  $pIMb=$fileName."_b.".$fileExt; /*用現在的時間+_b.+副檔名來取代使用者上傳的大圖檔名。*/
  $pIMs=$fileName."_s.".$fileExt; /*用現在的時間+_s.+副檔名來為縮圖命名*/
  $real=$image_pathFS.$pIMs; /*這裡是要存進去資料庫的圖片路徑，ex:../../LittlePicture/abcde.jpg*/
  $res=copy($tmpname,$image_path.$pIMb); /*先把使用者上傳的圖片複製到大圖放置的地方*/
  chmod($image_path.$pIMb,0777); /*這是為了在linux的環境下，要產生縮圖時檔案要是能編輯的狀態，因此把大圖的權限開為777(全開)*/

  function getResizePercent($source_w, $source_h, $inside_w, $inside_h)
  {
   if ($source_w < $inside_w && $source_h < $inside_h) {
    return 1; // Percent = 1,  如果都比預計縮圖的小就不用縮
   }
   $w_percent = $inside_w / $source_w;
   $h_percent = $inside_h / $source_h; 
   return ($w_percent > $h_percent) ? $h_percent : $w_percent;
  }
  function ImageResize($from_filename, $save_filename, $in_width=110, $in_height=140, $quality=100)
  {
   $allow_format = array('jpeg','gif');
   $sub_name = $t = '';
   /* Get new dimensions*/
   $img_info = getimagesize($from_filename);  /*抓取大圖的資訊*/
   $width    = $img_info['0'];
   $height   = $img_info['1'];
   $imgtype  = $img_info['2'];
   $imgtag   = $img_info['3'];
   $bits     = $img_info['bits'];
   $channels = $img_info['channels'];
   $mime     = $img_info['mime'];
   list($t, $sub_name) = split('/', $mime);  /*這是要把mime的內容用"/"切開，/的後面是副檔名(jpg,gif)*/
   if ($sub_name == 'jpg') { 
    $sub_name = 'jpeg';
   }else if($sub_name =='gif')
    $sub_name='gif';
   if (!in_array($sub_name, $allow_format)) {
    return false;
   }
   // 取得縮在此範圍內的比例
   $percent = getResizePercent($width, $height, $in_width, $in_height);
   $new_width  = $width * $percent;
   $new_height = $height * $percent;
   // Resample
   $image_new = imagecreatetruecolor($new_width, $new_height);
   // $function_name: set function name
   //   => imagecreatefromjpeg, imagecreatefrompng, imagecreatefromgif
   /*
   // $sub_name = jpeg,gif
   $function_name = 'imagecreatefrom'.$sub_name;
   $image = $function_name($filename); //$image = imagecreatefromjpeg($filename);
   */
   if($sub_name=="jpeg"){
   $image = imagecreatefromjpeg($from_filename);
   imagecopyresampled($image_new, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
   return imagejpeg($image_new, $save_filename, $quality);
   }else if($sub_name=="gif"){
   $image= imagecreatefromgif($from_filename);
   imagecopyresampled($image_new, $image, 0, 0, 0, 0, $new_width, $new_height, $width, $height);
   return imagegif($image_new, $save_filename, $quality);
   }
  }
  $x=$image_path.$pIMb;
  $y=$image_pathFS.$pIMs;
  ImageResize($x,$y,$a,$b,$c);
  //$pic_size=GetImageSize($image_path.$pIMb,&$info);取得原圖資訊
  /*$im = imagecreatefromjpeg($tmp_name);
  $im2 = imagecreatetruecolor ($dst_w, $dst_h);
  imagecopyresampled($im2, $im, 0, 0, 0, 0, $dst_w, $dst_h, $src_w, $src_h);
  header('Content-type: image/jpeg');
  header('Last-Modified: '.gmdate('D, d M Y H:i:s', time()).' GMT');
  imagejpeg($im2);
  imagedestroy($im);
  imagedestroy($im2);*/
  /**
   * 抓取要縮圖的比例
   * $source_w : 來源圖片寬度
   * $source_h : 來源圖片高度
   * $inside_w : 縮圖預定寬度
   * $inside_h : 縮圖預定高度
   * Test:
   *   $v = (getResizePercent(1024, 768, 400, 300));
   *   echo 1024 * $v . "\n";
   *   echo  768 * $v . "\n";
   */
  /*if ($pic_size[0] > 120 || $pic_size[1] > 120) {//判斷圖檔大小及設定縮圖大小
     $cmd="www/0426company/LittleUpLoadPictures/";
     $cmd .=$image_path.$pIMb;
     $cmd .=" -resize 120x120\> ";
     $cmd .=$image_path.$pIMs;
     exec($cmd);//產生縮圖，上面的 -resize 120x120 是取圖的長邊最大為120
    }else{
     copy($image_path.$pIMb,$image_pathFS.$pIMs);
    }*/
  $sql2="select picture from picture where number='$numberforsession'";
  $result23=mysql_query($sql2,$link);
  $rows=mysql_num_rows($result23);
  if($rows==0)
  $sql="insert into picture values('$numberforsession','$password','$real','$introduceyourself')"; 
  else if($rows==1)
  $sql="update picture set picture='$real',introduceyourself='$introduceyourself' where number='$numberforsession'";
  
  $sql1="update allinformation set introduceyourself ='yes' where  number='$numberforsession'";
  $sql123=mysql_query($sql,$link);
  $sql2=mysql_query($sql1,$link);
 
 }else if($name==""){
  $sql2="select picture from picture where number='$numberforsession'";
  $result23=mysql_query($sql2,$link);
  $rows=mysql_num_rows($result23);
  if($rows==0)
  $sql="insert into picture values('$numberforsession','$password','','$introduceyourself')";
  else if($rows==1)
  $sql="update picture set introduceyourself='$introduceyourself' where number='$numberforsession'";  
  
  $sql1="update allinformation set introduceyourself ='yes' where  number='$numberforsession'";
  $sql123=mysql_query($sql,$link);
  $sql2=mysql_query($sql1,$link);  
 }
 if($sql123==true && $sql2==true){
   if(!$j=="")
   echo "<script>alert('上傳成功');location.href='Picture.php'</script>";
   if(!$k=="")
   echo "<script>alert('上傳成功');location.href='Picture.php'</script>";
   if(!$l=="")
   echo "<script>location.href='Picture.php'</script>";
  }else
   echo "<script>alert('上傳失敗');location.href='Picture.php'</script>";

}
?>

</body>
</html>