avoid notice messages about undefined variables, resolves #179

[phpfspot.git] / themes / default / templates / single_photo.tpl

diff --git a/themes/default/templates/single_photo.tpl b/themes/default/templates/single_photo.tpl
index 572bef70ddc322889bac9a07dd94f2a7ea05f582..f74b34c3b6a224be966049dbafab634058304b87 100644 (file)
--- a/themes/default/templates/single_photo.tpl
+++ b/themes/default/templates/single_photo.tpl
@@ -9,7 +9,7 @@
    {else}
     Photos
    {/if}
-   {if $description}
+   {if isset($description) }
     -&nbsp;{$description}<br />
    {/if}
   {/if}
@@ -19,7 +19,7 @@
   <a href="javascript:zoom(0);" title="zoom_100" onclick="click(this);"><img src="{$web_path}/resources/zoom-100.png" /></a>
   <a href="javascript:zoom(10);" title="zoom_in" onclick="click(this);"><img src="{$web_path}/resources/zoom-in.png" /></a>
   <a href="javascript:startAutoBrowse();" title="auto browsing"><img id="autobrowse_ico" src="{$web_path}/resources/16_play.png" />&nbsp;Auto-Browse</a>
-  {if $extern_link }
+  {if isset($extern_link) }
    <a href="{$extern_link}" title="Use this link to return to the current view"><img src="{$web_path}/resources/link.png" />&nbsp;External Link</a>
   {/if}
   <a href="{$image_url_full}" title="orig_image" target="_blank" onclick="click(this);"><img src="{$web_path}/resources/original.png" alt="original resolution" />&nbsp;Fullsize</a>
@@ -29,27 +29,27 @@
 <p class="cb">
 
  <div id="photo_details">
-   { if $ExifMadeWith }
+   { if isset($ExifMadeWith) }
    <u><img src="{$web_path}/resources/camera.png" alt="camera icon" />&nbsp;Image taken with:</u><br />
    {$ExifMadeWith}<br />
    { /if }
-   { if $ExifMadeOn }
+   { if isset($ExifMadeOn) }
    <u><img src="{$web_path}/resources/date.png" alt="calendar icon" />&nbsp;Image made on:</u><br />
    {$ExifMadeOn}<br />
    { /if }
-   { if $ExifOrigResolution }
+   { if isset($ExifOrigResolution) }
    <u><img src="{$web_path}/resources/image.png" alt="resolution icon" />&nbsp;Original resolution:</u><br />
    {$ExifOrigResolution}px<br />
    { /if }
    <u>Size:</u>&nbsp;{$ExifFileSize}<br />
-   { if $image_rating }
+   { if isset($image_rating) && $image_rating > 0 }
     <u><img src="{$web_path}/resources/rating.png" alt="rating" />&nbsp;Rating:</u><br />
     {section name="rating" loop=$image_rating step=1}
      <img src="{$web_path}/resources/star.png" />
     {/section}
     <br />
    { /if }
-   { if $has_versions }
+   { if isset($has_versions) }
     <br />
     Versions:<br />
     <select onchange="update_photo_version(this, {$photo});">
@@ -57,7 +57,7 @@
     </select>
     <br />
    { /if }
-   { if $tags }
+   { if isset($tags) }
     <br />
     <u><img src="{$web_path}/resources/small_available_tags.png" alt="available tags" />&nbsp;Tagged with:</u><br />
     { foreach from=$tags key=id item=name }
@@ -65,13 +65,13 @@
     { /foreach }
    { /if }
    <hr>
-   { if $prev_img }
+   { if isset($prev_img) && isset($previous_url) }
     <u><img src="{$web_path}/resources/photo.png" alt="photo icon" />&nbsp;Previous:</u><br />
     <a href="{$previous_url}" onfocus="click(this);" id="prev_link">
      <img src="{$web_path}/phpfspot_img.php?idx={$prev_img}&amp;width={$mini_width}" /><br />
     </a>
    { /if}
-   { if $next_img }
+   { if isset($next_img) && isset($next_url) }
     <u><img src="{$web_path}/resources/photo.png" alt="photo icon" />&nbsp;Next:</u><br />
     <a href="{$next_url}" onfocus="click(this);" id="next_link">
      <img src="{$web_path}/phpfspot_img.php?idx={$next_img}&amp;width={$mini_width}" /><br />
@@ -82,7 +82,7 @@
  <!-- the photo itself -->
 
  <div class="photo">
- { if $next_url == "" }
+ { if !isset($next_url) || $next_url == "" }
   <a href="{$image_url}" onclick="showPhotoIndex(); return false;" onfocus="click(this);" name="photo">
  { else }
   <a href="{$image_url}" onclick="{$next_url}; return false;" onfocus="click(this);" title="click for the next photo" name="photo">
@@ -94,17 +94,23 @@
  <!-- navigation arrows -->
 
  <div class="photonavigation">
-  { if $previous_url == "" }
+
+  <!-- previous -->
+  { if !isset($previous_url) || $previous_url == "" }
    <img src="{$web_path}/resources/arrow_left_gray.png" alt="first photo reached" />
   { else }
    <a href="{$previous_url}" onfocus="click(this);" title="click for the previous photo (left cursor)">
     <img src="{$web_path}/resources/arrow_left.png" alt="previous photo" />
    </a>
   { /if }
+
+  <!-- back to index -->
    <a href="javascript:showPhotoIndex({$current_page}, {$current_img});" onfocus="click(this);" title="click to go back to the index">
     <img src="{$web_path}/resources/arrow_up.png" alt="photo index" />
    </a>
-  { if $next_url == "" }
+
+  <!-- next -->
+  { if !isset($next_url) || $next_url == "" }
    <img src="{$web_path}/resources/arrow_right_gray.png" alt="last photo reached" />
   { else }
    <a href="{$next_url}" onfocus="click(this);" title="click for the next photo (right cursor)">