additional resolution for bubble images
[phpfspot.git] / phpfspot.class.php
index 1a344f465e66bd1b75b01a3a138e03bf59b1c4bb..e0fba5f8cb5bc7a06b00c5f83b4f6c3f8b57472e 100644 (file)
@@ -8,25 +8,24 @@ class PHPFSPOT {
 
    var $cfg;
    var $db;
+   var $cfg_db;
    var $tmpl;
    var $tags;
-   var $avail_photos;
-   var $photos;
-   var $current_photo;
+   var $avail_tags;
    var $current_tags;
 
    public function __construct()
    {
       $this->cfg = new PHPFSPOT_CFG;
 
-      $this->db = new PHPFSPOT_DB(&$this, $this->cfg->db);
+      $this->db = new PHPFSPOT_DB(&$this, $this->cfg->fspot_db);
+
+      $this->cfg_db = new PHPFSPOT_DB(&$this, $this->cfg->phpfspot_db);
+      $this->check_config_table();
+
       $this->tmpl = new PHPFSPOT_TMPL($this);
 
       $this->get_tags();
-      $this->get_photos();
-
-      if(isset($_GET['id']) && is_numeric($_GET['id']))
-         $this->current_photo = $_GET['id'];
 
    } // __construct()
 
@@ -37,16 +36,16 @@ class PHPFSPOT {
 
    public function show()
    {
-
-      $this->prepare_single_photo($this->current_photo);
-      $this->tmpl->assign('tags', $this->tags);
+      $this->tmpl->assign('page_title', $this->cfg->page_title);
       $this->tmpl->show("index.tpl");
 
-
    } // show()
 
    private function get_tags()
    {
+      $this->avail_tags = Array();
+      $count = 0;
+   
       $result = $this->db->db_query("
          SELECT id,name
          FROM tags
@@ -59,37 +58,13 @@ class PHPFSPOT {
          $tag_name = $row['name'];
 
          $this->tags[$tag_id] = $tag_name; 
-
-      }
-   } // get_tags()
-
-   private function get_photos()
-   {
-      $this->avail_photos = Array();
-      $count = 0;
-
-      $result = $this->db->db_query("
-         SELECT id, name
-         FROM photos
-         ORDER BY time ASC
-      ");
-      
-      while($row = $this->db->db_fetch_object($result)) {
-
-         $photo_id = $row['id'];
-         $photo_name = $row['name'];
-
-         $this->photos[$photo_id] = $photo_name;
-         $this->avail_photos[$count] = $photo_id;
-
-         if(!isset($this->current_photo))
-            $this->current_photo = $count;
+         $this->avail_tags[$count] = $tag_id;
 
          $count++;
 
       }
 
-   } // get_photos()
+   } // get_tags()
 
    public function get_photo_details($idx)
    {
@@ -109,21 +84,350 @@ class PHPFSPOT {
 
    } // translate_path
 
-   public function prepare_single_photo($photo)
+   public function showPhoto($photo)
+   {
+      $all_photos = $this->getAllTagPhotos();
+
+      foreach($all_photos as $all_photo) {
+         
+         if($get_next) {
+            $next_img = $all_photo;
+            break;
+         }
+
+         if($all_photo == $photo) {
+            $get_next = 1;
+         }
+         else {
+            $previous_img = $all_photo;
+         }
+      }
+
+
+      $details = $this->get_photo_details($photo);
+      $meta = $this->get_meta_informations($this->translate_path($details['directory_path']) ."/". $details['name']);
+      $info = getimagesize($this->translate_path($details['directory_path']) ."/thumbs/". $this->cfg->photo_width ."_". $details['name']);
+
+      $this->tmpl->assign('width', $info[0]);
+      $this->tmpl->assign('height', $info[1]);
+      $this->tmpl->assign('c_date', $meta['DateTime']);
+      $this->tmpl->assign('madewith', $meta['Make'] ." ". $meta['Model']);
+      $this->tmpl->assign('image_name', $details['name']);
+      $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&width=". $this->cfg->photo_width);
+      $this->tmpl->assign('image_url_full', 'phpfspot_img.php?idx='. $photo);
+
+      if($previous_img) {
+         $this->tmpl->assign('previous_url', "javascript:showImage(". $previous_img .");");
+      }
+
+      if($next_img) {
+         $this->tmpl->assign('next_url', "javascript:showImage(". $next_img .");");
+      }
+
+      $this->tmpl->show("single_photo.tpl");
+
+   } // showPhoto()
+
+   public function getAvailableTags()
+   {
+      foreach($this->avail_tags as $tag)
+      {
+         if(isset($_SESSION['selected_tags']) && in_array($tag, $_SESSION['selected_tags']))
+            continue;
+
+         // return all available (= not selected) tags
+         print "<a href=\"javascript:Tags('add', ". $tag .");\">". $this->tags[$tag] ."</a>&nbsp;";
+
+      }
+
+   } // getAvailableTags()
+
+   public function getSelectedTags()
+   {
+      foreach($this->avail_tags as $tag)
+      {
+         // return all selected tags
+         if(isset($_SESSION['selected_tags']) && in_array($tag, $_SESSION['selected_tags'])) {
+            print "<a href=\"javascript:Tags('del', ". $tag .");\">". $this->tags[$tag] ."</a>&nbsp;";
+         }
+
+      }
+
+   } // getSelectedTags()
+
+   public function addTag($tag)
+   {
+      if(!isset($_SESSION['selected_tags']))
+         $_SESSION['selected_tags'] = Array();
+
+      array_push($_SESSION['selected_tags'], $tag);
+   
+   } // addTag()
+
+   public function delTag($tag)
    {
-      if(isset($photo)) {
-         $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $this->avail_photos[$photo] ."&amp;width=". $this->cfg->photo_width);
+      if(isset($_SESSION['selected_tags'])) {
+         $key = array_search($tag, $_SESSION['selected_tags']);
+         unset($_SESSION['selected_tags'][$key]);
       }
 
-      if($photo > 0) {
-         $this->tmpl->assign('previous_url', "javascript:showImage(". ($photo-1) .");");
+   } // delTag()
+
+   public function resetTags()
+   {
+      unset($_SESSION['selected_tags']);
+
+   } // resetTags()
+
+   public function getAllTagPhotos()
+   {  
+      $tagged_photos = Array();
+
+      if(isset($_SESSION['selected_tags'])) {
+         $selected = "";
+         foreach($_SESSION['selected_tags'] as $tag)
+            $selected.= $tag .",";
+         $selected = substr($selected, 0, strlen($selected)-1);
+         $result = $this->db->db_query("
+            SELECT DISTINCT photo_id
+               FROM photo_tags pt
+            INNER JOIN photos p
+               ON p.id=pt.photo_id
+            WHERE pt.tag_id IN (". $selected .")
+            ORDER BY p.time ASC
+         ");
+      }
+      else {
+         $result = $this->db->db_query("
+            SELECT DISTINCT photo_id
+               FROM photo_tags pt
+            INNER JOIN photos p
+               ON p.id=pt.photo_id
+            ORDER BY p.time ASC
+         ");
       }
 
-      if($photo < count($this->avail_photos)) {
-         $this->tmpl->assign('next_url', "javascript:showImage(". ($photo+1) .");");
+      while($row = $this->db->db_fetch_object($result)) {
+         array_push($tagged_photos, $row['photo_id']);
       }
 
-   } // prepare_single_photo()
+      return $tagged_photos;
+
+   } // getAllTagPhotos()
+
+   public function showPhotoIndex()
+   {
+      $photos = $this->getAllTagPhotos();
+      $count = count($photos);
+
+      $rows = 0;
+      $cols = 0;
+      $images[$rows] = Array();
+
+      for($i = 0; $i < $count; $i++) {
+
+         $images[$rows][$cols] = $photos[$i];
+
+         if($cols == $this->cfg->thumbs_per_row-1) {
+            $cols = 0;
+            $rows++;
+            $images[$rows] = Array();
+         }
+         else {
+            $cols++;
+         }
+      } 
+
+      // +1 for for smarty's selection iteration
+      $rows++;
+
+         //$images.= "<img src=\"phpfspot_img.php?idx=". $photo ."&amp;width=". $this->cfg->thumb_width ."\" /><br />\n";
+
+      $this->tmpl->assign('count', $count);
+      $this->tmpl->assign('width', $this->cfg->thumb_width);
+      $this->tmpl->assign('images', $images);
+      $this->tmpl->assign('rows', $rows);
+      $this->tmpl->assign('columns', $this->cfg->thumbs_per_row);
+      $this->tmpl->show("photo_index.tpl");
+
+
+   } // showPhotoIndex()
+
+   public function showBubbleDetails($photo, $direction)
+   {
+      if($direction == "up")
+         $direction = "bubbleimg_up";
+      else
+         $direction = "bubbleimg_down";
+
+      $details = $this->get_photo_details($photo);
+
+      $image_url = "phpfspot_img.php?idx=". $photo ."&amp;width=". $this->cfg->bubble_width;
+
+      $filesize = filesize($this->translate_path($details['directory_path'])  ."/". $details['name']);
+      $filesize = rand($filesize/1024, 2);
+
+      $img = getimagesize($this->translate_path($details['directory_path'])  ."/". $details['name']);
+
+      $this->tmpl->assign('file_size', $filesize);
+      $this->tmpl->assign('width', $img[0]);
+      $this->tmpl->assign('height', $img[1]);
+      $this->tmpl->assign('file_name', $details['name']);
+      $this->tmpl->assign('image_id', $direction);
+      $this->tmpl->assign('image_url', $image_url);
+      $this->tmpl->show("bubble_details.tpl");
+
+   } // showBubbleDetails()
+
+   public function showCredits()
+   {
+      $this->tmpl->assign('version', $this->cfg->version);
+      $this->tmpl->assign('product', $this->cfg->product);
+      $this->tmpl->show("credits.tpl");
+
+   } // showCredits()
+
+   public function create_thumbnail($image, $width)
+   {  
+      // if thumbnail already exists, don't recreate it
+      if(file_exists(dirname($image) ."/thumbs/". $width ."_". basename($image)))
+         return;
+
+      $src_img = @imagecreatefromjpeg($image);
+
+      if($src_img)
+      {  
+         /* grabs the height and width */
+         $new_w = imagesx($src_img);
+         $new_h = imagesy($src_img);
+
+         // If requested width is more then the actual image width,
+         // do not generate a thumbnail
+
+         if($width >= $new_w) {
+            imagedestroy($src_img);
+            return;
+         }
+
+         /* calculates aspect ratio */
+         $aspect_ratio = $new_h / $new_w;
+
+         /* sets new size */
+         $new_w = $width;
+         $new_h = abs($new_w * $aspect_ratio);
+
+         /* creates new image of that size */
+         $dst_img = imagecreatetruecolor($new_w,$new_h);
+
+         imagefill($dst_img, 0, 0, ImageColorAllocate($dst_img, 255, 255, 255));
+
+         /* copies resized portion of original image into new image */
+         imagecopyresampled($dst_img,$src_img,0,0,0,0,$new_w,$new_h,imagesx($src_img),imagesy($src_img));
+
+         /* write down new generated file */
+
+         if(!file_exists(dirname($image) ."/thumbs"))
+            mkdir(dirname($image) ."/thumbs");
+
+         $newfile = dirname($image) ."/thumbs/". $width ."_". basename($image);
+         imagejpeg($dst_img, $newfile, 75);
+
+         /* free your mind */
+         imagedestroy($dst_img);
+         imagedestroy($src_img);
+      }
+
+   } // create_thumbnail()
+
+   public function get_meta_informations($file)
+   {
+
+      return exif_read_data($file);
+
+   } // get_meta_informations()
+
+   public function check_config_table()
+   {
+      // if the config table doesn't exist yet, create it
+      if(!$this->cfg_db->db_check_table_exists("images")) {
+         $this->cfg_db->db_exec("
+            CREATE TABLE images (
+               img_idx int primary key,
+               img_md5 varchar(32)
+            )
+            ");
+      }
+
+   } // check_config_table
+
+   public function gen_thumbs($idx = 0, $fromcmd = 0)
+   {
+      if(!$idx) {
+         /* get all available photos */
+         $all = $this->getAllTagPhotos();
+      }
+      else
+         $all = Array($idx);
+      
+      foreach($all as $photo) {
+
+         $full_path = $this->translate_path($details['directory_path'])  ."/". $details['name'];
+         $file_md5 = md5_file($full_path);
+
+         $details = $this->get_photo_details($photo);
+         if($fromcmd) print "Image ". $details['name'] ." Thumbnails:";
+
+         /* if the file hasn't changed there is no need to regen the thumb */
+         if($file_md5 == $this->getMD5($photo)) {
+            if($fromcmd) print " file has not changed - skipping\n";
+            continue;
+         }
+
+         /* set the new/changed MD5 sum for the current photo */
+         $this->setMD5($photo, $file_md5);
+
+         $resolutions = Array(
+                           $this->cfg->thumb_width,
+                           $this->cfg->bubble_width,
+                           $this->cfg->photo_width
+                        );
+
+         /* create thumbnails for the requested resolutions */
+         foreach($resolutions as $resolution) {
+            if($fromcmd) print " ". $resolution ."px";
+            $this->create_thumbnail($full_path, $resolution);
+         }
+
+         if($fromcmd) print "\n";
+
+      }
+
+   } // gen_thumbs()
+
+   private function getMD5($idx)
+   {
+      $result = $this->cfg_db->db_query("
+         SELECT img_md5 
+         FROM images
+         WHERE img_idx='". $idx ."'
+      ");
+
+      if(!$result)
+         return 0;
+
+      $img = $this->cfg_db->db_fetch_object($result);
+      return $img['img_md5'];
+      
+   } // getMD5()
+
+   private function setMD5($idx, $md5)
+   {
+      $result = $this->cfg_db->db_exec("
+         REPLACE INTO images (img_idx, img_md5)
+         VALUES ('". $idx ."', '". $md5 ."')
+      ");
+
+   } // setMD5()
 
 }