on-mouse-over of a tag in the available-tag-list, display amount of photos matching...
[phpfspot.git] / phpfspot.class.php
index f959eda51563e316de4456e1a7deb0a19d697a63..303c355c121a0783e358ffc8096d693e06823ffe 100644 (file)
@@ -122,7 +122,7 @@ class PHPFSPOT {
 
       /* set application name and version information */
       $this->cfg->product = "phpfspot";
-      $this->cfg->version = "1.5";
+      $this->cfg->version = "1.6";
 
       $this->sort_orders= array(
          'date_asc' => 'Date ↑',
@@ -142,7 +142,9 @@ class PHPFSPOT {
 
       /* Check if database file is writeable */
       if(!is_writeable($this->cfg->fspot_db)) {
-         print $this->cfg->fspot_db ." is not writeable for user ". $this->getuid() ."\n";
+         print "Error: ". $this->cfg->fspot_db ." is not writeable for user ". $this->getuid() .".\n";
+         print "Please fix permissions so phpfspot can create indices within the F-Spot database to"
+            ." speed up some database operations.\n";
          exit(1);
       }
 
@@ -174,13 +176,15 @@ class PHPFSPOT {
 
       /* Check if directory where the database file is stored is writeable  */
       if(!is_writeable(dirname($this->cfg->phpfspot_db))) {
-         print dirname($this->cfg->phpfspot_db) .": directory is not writeable for user ". $this->getuid() ."\n";
+         print "Error: ". dirname($this->cfg->phpfspot_db) .": directory is not writeable for user ". $this->getuid() .".\n";
+         print "Please fix permissions so phpfspot can create its own sqlite database to store some settings.\n";
          exit(1);
       }
 
       /* Check if database file is writeable */
       if(!is_writeable($this->cfg->phpfspot_db)) {
-         print $this->cfg->phpfspot_db ." is not writeable for user ". $this->getuid() ."\n";
+         print "Error: ". $this->cfg->phpfspot_db ." is not writeable for user ". $this->getuid() .".\n";
+         print "Please fix permissions so phpfspot can create its own sqlite database to store some settings.\n";
          exit(1);
       }
 
@@ -299,11 +303,15 @@ class PHPFSPOT {
                }
                break;
             case 'export':
-               $this->tmpl->show("export.tpl");
+               /* fetch export template */
+               print $this->tmpl->fetch("export.tpl");
+               /* no further execution necessary. */
                return;
                break;
             case 'slideshow':
-               $this->tmpl->show("slideshow.tpl");
+               /* fetch slideshow template */
+               print $this->tmpl->show("slideshow.tpl");
+               /* no further execution necessary. */
                return;
                break;
             case 'rss':
@@ -336,18 +344,29 @@ class PHPFSPOT {
       }
 
       $this->tmpl->register_function("sort_select_list", array(&$this, "smarty_sort_select_list"), false);
-      $this->tmpl->assign('search_from_date', $this->get_calendar('from'));
-      $this->tmpl->assign('search_to_date', $this->get_calendar('to'));
+      $this->tmpl->assign('search_from_date', $this->get_date_text_field('from'));
+      $this->tmpl->assign('search_to_date', $this->get_date_text_field('to'));
 
       $this->tmpl->assign('preset_selected_tags', $this->getSelectedTags());
       $this->tmpl->assign('preset_available_tags', $this->getAvailableTags());
       $this->tmpl->assign('rate_search', $this->get_rate_search());
 
+      /* if no site-content has been set yet... */
       if(!isset($content)) {
-         if(isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags']))
+         /* if tags are already selected, we can immediately display photo-index */
+         if((isset($_SESSION['selected_tags']) && !empty($_SESSION['selected_tags']) &&
+             isset($_SESSION['start_action']) && $_SESSION['start_action'] != 'showp') ||
+            (isset($_SESSION['start_action']) && $_SESSION['start_action'] == 'showpi'))
             $this->tmpl->assign('initial_content', $this->showPhotoIndex());
-         else
-            $this->tmpl->assign('initial_content', $this->tmpl->fetch('welcome.tpl'));
+         else {
+            /* if a photo is already selected, we can immediately display single-photo */
+            if(isset($_SESSION['current_photo']) && !empty($_SESSION['current_photo']))
+               $this->tmpl->assign('initial_content', $this->showPhoto($_SESSION['current_photo']));
+            else {
+               /* ok, then let us show the welcome page... */
+               $this->tmpl->assign('initial_content', $this->tmpl->fetch('welcome.tpl'));
+            }
+         }
       }
       else
          $this->tmpl->assign('initial_content', $content);
@@ -689,7 +708,7 @@ class PHPFSPOT {
       $info = getimagesize($orig_path);
 
       /* get EXIF information if JPEG */
-      if($info['mime'] == "image/jpeg") {
+      if(isset($info['mime']) && $info['mime'] == "image/jpeg") {
          $meta = $this->get_meta_informations($orig_path);
       }
 
@@ -700,7 +719,6 @@ class PHPFSPOT {
          $meta_res = $info[0] ."x". $info[1]; 
       }
 
-      $meta_date = isset($meta['FileDateTime']) ? strftime("%a %x %X", $meta['FileDateTime']) : "n/a";
       $meta_make = isset($meta['Make']) ? $meta['Make'] ." / ". $meta['Model'] : "n/a";
       $meta_size = isset($meta['FileSize']) ? round($meta['FileSize']/1024, 1) ."kbyte" : "n/a";
 
@@ -728,7 +746,7 @@ class PHPFSPOT {
 
       $this->tmpl->assign('width', $info_thumb[0]);
       $this->tmpl->assign('height', $info_thumb[1]);
-      $this->tmpl->assign('ExifMadeOn', $meta_date);
+      $this->tmpl->assign('ExifMadeOn', strftime("%a %x %X", $details['time']));
       $this->tmpl->assign('ExifMadeWith', $meta_make);
       $this->tmpl->assign('ExifOrigResolution', $meta_res);
       $this->tmpl->assign('ExifFileSize', $meta_size);
@@ -748,15 +766,16 @@ class PHPFSPOT {
       $this->tmpl->assign('current_page', $this->getCurrentPage($current, $count));
       $this->tmpl->assign('current_img', $photo);
 
-      if($previous_img) {
+      if(isset($previous_img)) {
          $this->tmpl->assign('previous_url', "javascript:showPhoto(". $previous_img .");");
          $this->tmpl->assign('prev_img', $previous_img);
       }
 
-      if($next_img) {
+      if(isset($next_img)) {
          $this->tmpl->assign('next_url', "javascript:showPhoto(". $next_img .");");
          $this->tmpl->assign('next_img', $next_img);
       }
+
       $this->tmpl->assign('mini_width', $this->cfg->mini_width);
       $this->tmpl->assign('photo_width', $this->cfg->photo_width);
       $this->tmpl->assign('photo_number', $i);
@@ -821,6 +840,9 @@ class PHPFSPOT {
       // loop through our tag array
       foreach ($tags as $key => $value) {
 
+         /* has the currently processed tag already been added to
+            the selected tag list? if so, ignore it here...
+         */
          if(isset($_SESSION['selected_tags']) && in_array($key, $_SESSION['selected_tags']))
             continue;
 
@@ -829,7 +851,7 @@ class PHPFSPOT {
          // multiply by the font-size increment ($size)
          // and add the $min_size set above
          $size = $min_size + (($value - $min_qty) * $step);
-          // uncomment if you want sizes in whole %:
+         // uncomment if you want sizes in whole %:
          $size = ceil($size);
 
          $color = $min_sat + ($value - $min_qty) * $step_sat;
@@ -839,10 +861,20 @@ class PHPFSPOT {
          $b = '88';
 
          if(isset($this->tags[$key])) {
-            if($this->is_user_friendly_url())
-               $output.= "<a href=\"". $this->cfg->web_path ."/tag/". $key ."\" onclick=\"Tags('add', ". $key ."); return false;\" class=\"tag\" style=\"font-size: ". $size ."%; color: #". $r.$g.$b .";\">". $this->tags[$key] ."</a>, ";
-            else
-               $output.= "<a href=\"". $this->cfg->web_path ."/index.php?mode=showpi\" onclick=\"Tags('add', ". $key ."); return false;\" class=\"tag\" style=\"font-size: ". $size ."%; color: #". $r.$g.$b .";\">". $this->tags[$key] ."</a>, ";
+            if($this->is_user_friendly_url()) {
+               $output.= "<a href=\"". $this->cfg->web_path ."/tag/". $key ."\"
+                  onclick=\"Tags('add', ". $key ."); return false;\"
+                  class=\"tag\"
+                  style=\"font-size: ". $size ."%; color: #". $r.$g.$b .";\"
+                  title=\"Tag ". $this->tags[$key] .", ". $tags[$key] ." picture(s)\">". $this->tags[$key] ."</a>, ";
+            }
+            else {
+               $output.= "<a href=\"". $this->cfg->web_path ."/index.php?mode=showpi\"
+                  onclick=\"Tags('add', ". $key ."); return false;\"
+                  class=\"tag\"
+                  style=\"font-size: ". $size ."%; color: #". $r.$g.$b .";\"
+                  title=\"Tag ". $this->tags[$key] .", ". $tags[$key] ." picture(s)\">". $this->tags[$key] ."</a>, ";
+            }
          }
       }
 
@@ -1575,23 +1607,25 @@ class PHPFSPOT {
             $flip_hori = false;
             $flip_vert = false;
 
-            switch($meta['Orientation']) {
-               case 1: /* top, left */
-                  /* nothing to do */ break;
-               case 2: /* top, right */
-                  $rotate = 0; $flip_hori = true; break;
-               case 3: /* bottom, left */
-                  $rotate = 180; break;
-               case 4: /* bottom, right */
-                  $flip_vert = true; break;
-               case 5: /* left side, top */
-                  $rotate = 90; $flip_vert = true; break;
-               case 6: /* right side, top */
-                  $rotate = 90; break;
-               case 7: /* left side, bottom */
-                  $rotate = 270; $flip_vert = true; break;
-               case 8: /* right side, bottom */
-                  $rotate = 270; break;
+            if(isset($meta['Orientation'])) {
+               switch($meta['Orientation']) {
+                  case 1: /* top, left */
+                     /* nothing to do */ break;
+                  case 2: /* top, right */
+                     $rotate = 0; $flip_hori = true; break;
+                  case 3: /* bottom, left */
+                     $rotate = 180; break;
+                  case 4: /* bottom, right */
+                     $flip_vert = true; break;
+                  case 5: /* left side, top */
+                     $rotate = 90; $flip_vert = true; break;
+                  case 6: /* right side, top */
+                     $rotate = 90; break;
+                  case 7: /* left side, bottom */
+                     $rotate = 270; $flip_vert = true; break;
+                  case 8: /* right side, bottom */
+                     $rotate = 270; break;
+               }
             }
 
             $src_img = @imagecreatefromjpeg($orig_image);
@@ -1987,11 +2021,11 @@ class PHPFSPOT {
    public function startSearch()
    {
       /* date search */
-      if(isset($_POST['from']) && $this->isValidDate($_POST['from'])) {
-         $from = $_POST['from'];
+      if(isset($_POST['date_from']) && $this->isValidDate($_POST['date_from'])) {
+         $date_from = $_POST['date_from'];
       }
-      if(isset($_POST['to']) && $this->isValidDate($_POST['to'])) {
-         $to = $_POST['to'];
+      if(isset($_POST['date_to']) && $this->isValidDate($_POST['date_to'])) {
+         $date_to = $_POST['date_to'];
       }
 
       /* tag-name search */
@@ -2027,13 +2061,13 @@ class PHPFSPOT {
 
       $this->get_tags();
 
-      if(isset($from) && !empty($from))
-         $_SESSION['from_date'] = strtotime($from ." 00:00:00");
+      if(isset($date_from) && !empty($date_from))
+         $_SESSION['from_date'] = strtotime($date_from ." 00:00:00");
       else
          unset($_SESSION['from_date']);
 
-      if(isset($to) && !empty($to))
-         $_SESSION['to_date'] = strtotime($to ." 23:59:59");
+      if(isset($date_to) && !empty($date_to))
+         $_SESSION['to_date'] = strtotime($date_to ." 23:59:59");
       else
          unset($_SESSION['to_date']);
 
@@ -2291,7 +2325,7 @@ class PHPFSPOT {
 
    private function _debug($text)
    {
-      if($this->fromcmd) {
+      if(isset($this->fromcmd)) {
          print $text;
       }
 
@@ -2343,32 +2377,31 @@ class PHPFSPOT {
    } // _error()
 
    /**
-    * output calendard input fields
+    * get calendar input-text fields
+    *
+    * this function returns a text-field used for the data selection.
+    * Either it will be filled with the current date or, if available,
+    * filled with the date user entered previously.
+    *
     * @param string $mode
     * @return string
     */
-   private function get_calendar($mode)
+   private function get_date_text_field($mode)
    {
-      $year = isset($_SESSION[$mode .'_date']) ? date("Y", $_SESSION[$mode .'_date']) : date("Y");
-      $month = isset($_SESSION[$mode .'_date']) ? date("m", $_SESSION[$mode .'_date']) : date("m");
-      $day = isset($_SESSION[$mode .'_date']) ? date("d", $_SESSION[$mode .'_date']) : date("d");
+      $date = isset($_SESSION[$mode .'_date']) ? date("Y", $_SESSION[$mode .'_date']) : date("Y");
+      $date.= "-";
+      $date.= isset($_SESSION[$mode .'_date']) ? date("m", $_SESSION[$mode .'_date']) : date("m");
+      $date.= "-";
+      $date.= isset($_SESSION[$mode .'_date']) ? date("d", $_SESSION[$mode .'_date']) : date("d");
 
-      $output = "<input type=\"text\" size=\"3\" id=\"". $mode ."year\" value=\"". $year ."\"";
-      if(!isset($_SESSION[$mode .'_date']))
-         $output.= " disabled=\"disabled\"";
-      $output.= " />\n";
-      $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."month\" value=\"". $month ."\"";
-      if(!isset($_SESSION[$mode .'_date']))
-         $output.= " disabled=\"disabled\"";
-      $output.= " />\n";
-      $output.= "<input type=\"text\" size=\"1\" id=\"". $mode ."day\" value=\"". $day ."\"";
+      $output = "<input type=\"text\" size=\"15\" id=\"date_". $mode ."\" value=\"". $date ."\"";
       if(!isset($_SESSION[$mode .'_date']))
          $output.= " disabled=\"disabled\"";
       $output.= " />\n";
 
       return $output;
 
-   } // get_calendar()
+   } // get_date_text_field()
 
    /**
     * output calendar matrix
@@ -2549,22 +2582,20 @@ class PHPFSPOT {
          $orig_path = $this->translate_path($this->parse_uri($details['uri'], 'fullpath'));
 
          /* get EXIF information if JPEG */
-         if($details['mime'] == "image/jpeg") {
+         if(isset($details['mime']) && $details['mime'] == "image/jpeg") {
             $meta = $this->get_meta_informations($orig_path);
          }
 
-         $meta_date = isset($meta['FileDateTime']) ? $meta['FileDateTime'] : filemtime($orig_path);
-
 ?>
   <item>
    <title><?php print htmlspecialchars($this->parse_uri($details['uri'], 'filename')); ?></title>
    <link><?php print htmlspecialchars($orig_url); ?></link>
    <guid><?php print htmlspecialchars($orig_url); ?></guid>
-   <dc:date.Taken><?php print strftime("%Y-%m-%dT%H:%M:%S+00:00", $meta_date); ?></dc:date.Taken>
+   <dc:date.Taken><?php print strftime("%Y-%m-%dT%H:%M:%S+00:00", $details['time']); ?></dc:date.Taken>
    <description>
     <?php print $thumb_html; ?> 
    </description>
-   <pubDate><?php print strftime("%a, %d %b %Y %T %z", $meta_date); ?></pubDate>
+   <pubDate><?php print strftime("%a, %d %b %Y %T %z", $details['time']); ?></pubDate>
   </item>
 <?php
 
@@ -2704,10 +2735,10 @@ class PHPFSPOT {
             return " ORDER BY t.name DESC ,p.time ASC";
             break;
          case 'rate_asc':
-            return " ORDER BY t.name ASC, p.rating ASC";
+            return " ORDER BY p.rating ASC, t.name ASC";
             break;
          case 'rate_desc':
-            return " ORDER BY t.name DESC, p.rating DESC";
+            return " ORDER BY p.rating DESC, t.name DESC";
             break;
       }