moved resize_image function to PHPFSPOT class
[phpfspot.git] / phpfspot.class.php
index 379ad98f5c8b28354cc5a95b48549a443e0d5eff..641cc0efbd215feb6d8fb08473e4340837b3f69b 100644 (file)
@@ -8,26 +8,21 @@ class PHPFSPOT {
 
    var $cfg;
    var $db;
+   var $cfg_db;
    var $tmpl;
    var $tags;
    var $avail_tags;
-   var $photos;
-   var $avail_photos;
-   var $current_photo;
    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);
       $this->tmpl = new PHPFSPOT_TMPL($this);
 
       $this->get_tags();
-      $this->get_photos();
-
-      if(isset($_GET['id']) && is_numeric($_GET['id']))
-         $this->current_photo = $_GET['id'];
 
    } // __construct()
 
@@ -38,12 +33,9 @@ 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()
@@ -71,34 +63,6 @@ class PHPFSPOT {
 
    } // 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;
-
-         $count++;
-
-      }
-
-   } // get_photos()
-
    public function get_photo_details($idx)
    {
       $result = $this->db->db_query("
@@ -117,21 +81,42 @@ class PHPFSPOT {
 
    } // translate_path
 
-   public function prepare_single_photo($photo)
+   public function showPhoto($photo)
    {
-      if(isset($photo)) {
-         $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $this->avail_photos[$photo] ."&width=". $this->cfg->photo_width);
+      $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;
+         }
       }
 
-      if($photo > 0) {
-         $this->tmpl->assign('previous_url', "javascript:showImage(". ($photo-1) .");");
+
+      $details = $this->get_photo_details($photo);
+
+      $this->tmpl->assign('image_name', $details['name']);
+      $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&width=". $this->cfg->photo_width);
+
+      if($previous_img) {
+         $this->tmpl->assign('previous_url', "javascript:showImage(". $previous_img .");");
       }
 
-      if($photo < count($this->avail_photos)) {
-         $this->tmpl->assign('next_url', "javascript:showImage(". ($photo+1) .");");
+      if($next_img) {
+         $this->tmpl->assign('next_url', "javascript:showImage(". $next_img .");");
       }
 
-   } // prepare_single_photo()
+      $this->tmpl->show("single_photo.tpl");
+
+   } // showPhoto()
 
    public function getAvailableTags()
    {
@@ -158,8 +143,6 @@ class PHPFSPOT {
 
       }
 
-      print "<a href=\"javascript:Tags('reset', 0);\">Reset Tags</a>";
-
    } // getSelectedTags()
 
    public function addTag($tag)
@@ -186,6 +169,166 @@ class PHPFSPOT {
 
    } // 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 = $this->db->db_query("
+            SELECT DISTINCT photo_id
+               FROM photo_tags pt
+            INNER JOIN photos p
+               ON p.id=pt.photo_id
+            ORDER BY p.time ASC
+         ");
+      }
+
+      while($row = $this->db->db_fetch_object($result)) {
+         array_push($tagged_photos, $row['photo_id']);
+      }
+
+      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=200";
+
+      $filesize = filesize($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);
+      $this->tmpl->show("credits.tpl");
+
+   } // showCredits()
+
+   public function resize_image($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);
+      }
+
+   } // resize_image()
+
 }
 
 ?>