fix error handling

[phpfspot.git] / phpfspot.class.php

diff --git a/phpfspot.class.php b/phpfspot.class.php
index d040f13476e4f930970eaa53c1c999384dea0dfe..27a0079e30936f194877c3cd582530dedf4e3a8c 100644 (file)
--- a/phpfspot.class.php
+++ b/phpfspot.class.php
@@ -10,9 +10,7 @@ class PHPFSPOT {
    var $db;
    var $tmpl;
    var $tags;
-   var $avail_photos;
-   var $photos;
-   var $current_photo;
+   var $avail_tags;
    var $current_tags;
 
    public function __construct()
@@ -20,13 +18,9 @@ class PHPFSPOT {
       $this->cfg = new PHPFSPOT_CFG;
 
       $this->db = new PHPFSPOT_DB(&$this, $this->cfg->db);
-      $this->tmpl = new PHPFSPOT_TMPL(&$this);
+      $this->tmpl = new PHPFSPOT_TMPL($this);
 
       $this->get_tags();
-      $this->get_photos();
-
-      if(isset($_GET['id']) && is_numeric($_GET['id']))
-         $this->current_photo = $_GET['id'];
 
    } // __construct()
 
@@ -37,27 +31,16 @@ class PHPFSPOT {
 
    public function show()
    {
-
-      if(isset($this->current_photo)) {
-         $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $this->avail_photos[$this->current_photo] ."&width=". $this->cfg->photo_width);
-      }
-
-      if($this->current_photo > 0) {
-         $this->tmpl->assign('previous_url', $_SERVER['PHP_SELF'] ."?mode=showphoto&id=". $this->avail_photos[$this->current_photo-1]);
-      }
-
-      if($this->current_photo < count($this->avail_photos)) {
-         $this->tmpl->assign('next_url', $_SERVER['PHP_SELF'] ."?mode=showphoto&amp;id=". $this->avail_photos[$this->current_photo+1]);
-      }
-
-      $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
@@ -70,37 +53,13 @@ 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)
    {
@@ -120,7 +79,159 @@ class PHPFSPOT {
 
    } // translate_path
 
+   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 = $all_photo;
+         }
+      }
+
+      if(isset($photo)) {
+         $this->tmpl->assign('image_url', 'phpfspot_img.php?idx='. $photo ."&amp;width=". $this->cfg->photo_width);
+      }
+
+      if($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($tag)
+   {
+      if(isset($_SESSION['selected_tags'])) {
+         $key = array_search($tag, $_SESSION['selected_tags']);
+         unset($_SESSION['selected_tags'][$key]);
+      }
+
+   } // delTag()
+
+   public function resetTags()
+   {
+      unset($_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
+            WHERE tag_id IN (". $selected .")
+         ");
+      }
+      else {
+         $result = $this->db->db_query("
+            SELECT DISTINCT photo_id
+            FROM photo_tags
+         ");
+      }
+
+      while($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()
 
 }