topical media & game development
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

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server-php-micro-photo-index.php / php



  <?php
*********************************************** Micro Photo Gallery Version: 1.0 Date: 2007-04-05 Usage: Just copy these files into your image folder **************************************************

  
  
   columns     = 5;
   thmb_width  = 120;
   thmb_height = 80;
  
   dir="../../../../assets/img/create/0";
  
  function resizeImage(originalImage,toWidth,toHeight){
      
      // Get the original geometry and calculate scales
      list(width, height) = getimagesize(originalImage);
      xscale=width/toWidth;
      yscale=height/toHeight;
      
      // Recalculate new size with default ratio
      if (yscale>xscale){
          new_width = round(width * (1/yscale));
          new_height = round(height * (1/yscale));
      }
      else {
          new_width = round(width * (1/xscale));
          new_height = round(height * (1/xscale));
      }
      // Resize the original image
      imageResized = imagecreatetruecolor(new_width, new_height);
      imageTmp     = imagecreatefromjpeg (originalImage);
      imagecopyresampled(imageResized, imageTmp, 0, 0, 0, 0, new_width, new_height, width, height);
  
      return imageResized;
  } 
  
  function generateThumbnails(){
          global thmb_width,thmb_height;
          
          // Open the actual directory
          if (handle = opendir(".")) {
                  // Read all file from the actual directory
                  while (file = readdir(handle))  {
                          // Check whether tha actual item is a valid file
                          if (is_file(file)){
                                  // Check whether the actual image is a thumbnail
                                if (strpos(file,'_th.jpg')){
                                        isThumb = true;
                                } else {
                                        isThumb = false;
                                }
                        
                                if (!isThumb) {
                                        // Process the file string
                                        dirName  = substr(file,0,strpos(file,basename(file)));
                                        if (strlen(dirName) < 1) dirName = '.';
                                        fileName = basename(file);
                                        fileMain = substr(fileName,0,strrpos(fileName,'.'));
                                        extName  = substr(fileName,strrpos(fileName,'.'),
                                                                                strlen(fileName)-strrpos(fileName,'.'));
                                            
                                        // Check if the actual file is a jpeg image
                                        if ((extName == '.jpg') || (extName == '.jpeg')){
                                              thmbFile = dirName.'/'.fileMain.'_th.jpg';
                                              // If a thumbnail dosn't exists tahn create a new one
                                              if (!file_exists(thmbFile)){
                                                      imagejpeg(resizeImage(file,thmb_width,thmb_height),thmbFile,80);
                                              }
                                          }
                                } 
                             }
                     }
          }
          
  }
  
  function getNormalImage(file){
          base = substr(file,0,strrpos(file,'_th.jpg'));
          if (file_exists(base.'.jpg')) return base.'.jpg';
          elseif (file_exists(base.'.jpeg')) return base.'.jpeg';
          else return "";
  }
  
  function displayPhotos(){
          global columns;
          
          generateThumbnails();
          act = 0;
          // Open the actual directory
          if (handle = opendir(".")) {
                  // Read all file from the actual directory
                  while (file = readdir(handle))  {
                          // Check whether tha actual item is a valid file
                          if (is_file(file)){
                                  // Check whether the actual image is a thumbnail
                                if (strpos(file,'_th.jpg')){
                                          ++act;
                                          if (act > columns) {
                                                  echo '</tr><tr><td class="photo"><a href="'.getNormalImage(file).'"><img src="'.file.'" alt="'.file.'"/></a></td>';        
                                                  act = 1;
                                          } else {
                                                  echo '<td class="photo"><a href="'.getNormalImage(file).'"><img src="'.file.'" alt="'.file.'"/></a></td>';        
                                          }
                                        
                                }
                        }
                  }
          }        
  }
  
  ?>
  <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "DTD/xhtml1-transitional.dtd">
  <html>
  <head>
     <title>Micro Photo Gallery</title>
     <link href="style/style.css" rel="stylesheet" type="text/css" />
  </head>
  <body>
    <div id="main">
      <div class="caption">Micro Photo Gallery</div>
        <table align="center"><tr>     
                      <?php displayPhotos(); ?>
        </table>                
                      
          <div id="source">Micro Photo Gallery 1.0</div>
    </div>
  </body>
[] readme course(s) preface I 1 2 II 3 4 III 5 6 7 IV 8 9 10 V 11 12 afterthought(s) appendix reference(s) example(s) resource(s) _

(C) Æliens 20/2/2008

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