issue24, some stylesheet changes

[phpfspot.git] / phpfspot.class.php

diff --git a/phpfspot.class.php b/phpfspot.class.php
index 980dc818a09ed510a3d62e6a2f0f727594b9788b..4b304a1275435ae83536041fd5eb1fa84def8e84 100644 (file)
--- a/phpfspot.class.php
+++ b/phpfspot.class.php
@@ -112,6 +112,22 @@ class PHPFSPOT {
 
    } // get_photo_details
 
+   public function getPhotoName($idx)
+   {
+      if($details = $this->get_photo_details($idx)) {
+
+         $name = $details['name'];
+
+         if(strlen($name) > 15) {
+            $name = substr($name, 0, 10) ."...". substr($name, -10);
+         }
+
+         return $name;
+   
+      }
+
+   } // getPhotoName()
+
    public function translate_path($path, $width = 0)
    {  
       return str_replace($this->cfg->path_replace_from, $this->cfg->path_replace_to, $path);
@@ -399,6 +415,9 @@ class PHPFSPOT {
 
       $count = count($photos);
 
+      if(isset($_SESSION['begin_with']) && $_SESSION['begin_with'] != "")
+         $anchor = $_SESSION['begin_with'];
+
       if(!isset($this->cfg->rows_per_page) || $this->cfg->rows_per_page == 0) {
 
          $begin_with = 0;
@@ -435,10 +454,14 @@ class PHPFSPOT {
       $images[$rows] = Array();
       $img_height[$rows] = Array();
       $img_width[$rows] = Array();
+      $img_id[$rows] = Array();
+      $img_name[$rows] = Array();
 
       for($i = $begin_with; $i < $end_with; $i++) {
 
          $images[$rows][$cols] = $photos[$i];
+         $img_id[$rows][$cols] = $i;
+         $img_name[$rows][$cols] = $this->getPhotoName($photos[$i]);
 
          $thumb_path = $this->cfg->base_path ."/thumbs/". $this->cfg->thumb_width ."_". $this->getMD5($photos[$i]);
 
@@ -527,7 +550,10 @@ class PHPFSPOT {
          $current_tags = substr($current_tags, 0, strlen($current_tags)-1);
       }
 
-      $extern_link = "http://". $_SERVER['SERVER_NAME'] ."/index.php?mode=showpi&tags=". $current_tags;
+      $extern_link = "http://". $_SERVER['SERVER_NAME'] ."/index.php?mode=showpi";
+      if($current_tags != "") {
+         $extern_link.= "&tags=". $current_tags;
+      }
 
       $this->tmpl->assign('extern_link', $extern_link);
       $this->tmpl->assign('count', $count);
@@ -535,10 +561,15 @@ class PHPFSPOT {
       $this->tmpl->assign('images', $images);
       $this->tmpl->assign('img_width', $img_width);
       $this->tmpl->assign('img_height', $img_height);
+      $this->tmpl->assign('img_id', $img_id);
+      $this->tmpl->assign('img_name', $img_name);
       $this->tmpl->assign('rows', $rows);
       $this->tmpl->assign('columns', $this->cfg->thumbs_per_row);
+
       $this->tmpl->show("photo_index.tpl");
 
+      if(isset($anchor))
+         print "<script language=\"JavaScript\">self.location.hash = '#image". $anchor ."';</script>\n";
 
    } // showPhotoIndex()
 
@@ -605,21 +636,21 @@ class PHPFSPOT {
 
       switch($meta['Orientation']) {
 
-         case 1:
+         case 1: /* top, left */
             $rotate = 0; $flip = false; break;
-         case 2:
+         case 2: /* top, right */
             $rotate = 0; $flip = true; break;
-         case 3:
+         case 3: /* bottom, left */
             $rotate = 180; $flip = false; break;
-         case 4:
+         case 4: /* bottom, right */
             $rotate = 180; $flip = true; break;
-         case 5:
+         case 5: /* left side, top */
             $rotate = 90; $flip = true; break;
-         case 6:
+         case 6: /* right side, top */
             $rotate = 90; $flip = false; break;
-         case 7:
+         case 7: /* left side, bottom */
             $rotate = 270; $flip = true; break;
-         case 8:
+         case 8: /* right side, bottom */
             $rotate = 270; $flip = false; break;
       }
 
@@ -631,23 +662,55 @@ class PHPFSPOT {
       }
 
       /* grabs the height and width */
-      $new_w = imagesx($src_img);
-      $new_h = imagesy($src_img);
+      $cur_width = imagesx($src_img);
+      $cur_height = imagesy($src_img);
 
       // If requested width is more then the actual image width,
       // do not generate a thumbnail
 
-      if($width >= $new_w) {
+      if($width >= $cur_width) {
          imagedestroy($src_img);
          return true;
       }
 
+      // If the image will be rotate because EXIF orientation said so
+      // 'virtually rotate' the image for further calculations
+      if($rotate == 90 || $rotate == 270) {
+         $tmp = $cur_width;
+         $cur_width = $cur_height;
+         $cur_height = $tmp;
+      }
+
       /* calculates aspect ratio */
-      $aspect_ratio = $new_h / $new_w;
+      $aspect_ratio = $cur_height / $cur_width;
 
       /* sets new size */
-      $new_w = $width;
-      $new_h = abs($new_w * $aspect_ratio);
+      if($aspect_ratio < 1) {
+         $new_w = $width;
+         $new_h = abs($new_w * $aspect_ratio);
+      } else {
+         /* 'virtually' rotate the image and calculate it's ratio */
+         $tmp_w = $cur_height;
+         $tmp_h = $cur_width;
+         /* now get the ratio from the 'rotated' image */
+         $tmp_ratio = $tmp_h/$tmp_w;
+         /* now calculate the new dimensions */
+         $tmp_w = $width;
+         $tmp_h = abs($tmp_w * $tmp_ratio);
+
+         // now that we know, how high they photo should be, if it
+         // gets rotated, use this high to scale the image
+         $new_h = $tmp_h;
+         $new_w = abs($new_h / $aspect_ratio);
+
+         // If the image will be rotate because EXIF orientation said so
+         // now 'virtually rotate' back the image for the image manipulation
+         if($rotate == 90 || $rotate == 270) {
+            $tmp = $new_w;
+            $new_w = $new_h;
+            $new_h = $tmp;
+         }
+      }
 
       /* creates new image of that size */
       $dst_img = imagecreatetruecolor($new_w, $new_h);
@@ -655,7 +718,7 @@ class PHPFSPOT {
       imagefill($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));
+      imagecopyresampled($dst_img, $src_img, 0, 0, 0, 0, $new_w, $new_h, imagesx($src_img), imagesy($src_img));
 
       /* needs the image to be flipped horizontal? */
       if($flip) {
@@ -667,7 +730,7 @@ class PHPFSPOT {
       }
 
       if($rotate) {
-         print "(ROTATE)";
+         $this->_debug("(ROTATE)");
          $dst_img = $this->rotateImage($dst_img, $rotate);
       }