$this->get_tags();
+ session_start();
+
+ if(!isset($_SESSION['tag_condition']))
+ $_SESSION['tag_condition'] = 'or';
+
+ if(!isset($_SESSION['searchfor']))
+ $_SESSION['searchfor'] = '';
+
} // __construct()
public function __destruct()
public function show()
{
+ $this->tmpl->assign('searchfor', $_SESSION['searchfor']);
$this->tmpl->assign('page_title', $this->cfg->page_title);
+ $this->tmpl->assign('current_condition', $_SESSION['tag_condition']);
$this->tmpl->show("index.tpl");
} // show()
public function showPhoto($photo)
{
- $all_photos = $this->getAllTagPhotos();
+ $all_photos = $this->getPhotoSelection();
foreach($all_photos as $all_photo) {
} // resetTags()
- public function getAllTagPhotos()
+ public function getPhotoSelection()
{
$tagged_photos = Array();
- if(isset($_SESSION['selected_tags'])) {
- $selected = "";
- foreach($_SESSION['selected_tags'] as $tag)
- $selected.= $tag .",";
- $selected = substr($selected, 0, strlen($selected)-1);
+ /* return a search result */
+ if(isset($_SESSION['searchfor']) && $_SESSION['searchfor'] != '') {
$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
+ INNER JOIN tags t
+ ON pt.tag_id=t.id
+ WHERE t.name LIKE '%". $_SESSION['searchfor'] ."%'
+ ORDER BY p.time ASC
");
+ while($row = $this->db->db_fetch_object($result)) {
+ array_push($tagged_photos, $row['photo_id']);
+ }
+ return $tagged_photos;
}
- else {
- $result = $this->db->db_query("
- SELECT DISTINCT photo_id
- FROM photo_tags pt
- INNER JOIN photos p
- ON p.id=pt.photo_id
- ORDER BY p.time ASC
- ");
+
+ /* return according the selected tags */
+ if(isset($_SESSION['selected_tags'])) {
+ $selected = "";
+ foreach($_SESSION['selected_tags'] as $tag)
+ $selected.= $tag .",";
+ $selected = substr($selected, 0, strlen($selected)-1);
+
+ if($_SESSION['tag_condition'] == 'or') {
+ $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 (". $selected .")
+ ORDER BY p.time ASC
+ ");
+ while($row = $this->db->db_fetch_object($result)) {
+ array_push($tagged_photos, $row['photo_id']);
+ }
+ }
+ elseif($_SESSION['tag_condition'] == 'and') {
+ $result = $this->db->db_query("
+ SELECT DISTINCT photo_id, tag_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
+ ");
+
+ /* now we need to check if each object fulfills the condition
+ and has all the selected tags assigned
+ */
+ $match_object = Array();
+ $matches_needed = count($_SESSION['selected_tags']);
+ while($row = $this->db->db_fetch_object($result)) {
+ /* set the counter for this object */
+ if(!isset($match_object[$row['photo_id']]))
+ $match_object[$row['photo_id']] = $matches_needed;
+
+ /* we have a match? decrement the counter */
+ if(in_array($row['tag_id'], $_SESSION['selected_tags']))
+ $match_object[$row['photo_id']]--;
+
+ /* if the object has all necessary tags, add it to the result */
+ if($match_object[$row['photo_id']] == 0)
+ array_push($tagged_photos, $row['photo_id']);
+ }
+ }
+ return $tagged_photos;
}
+ /* return all available photos */
+ $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()
+ } // getPhotoSelection()
public function showPhotoIndex()
{
- $photos = $this->getAllTagPhotos();
+ $photos = $this->getPhotoSelection();
+
$count = count($photos);
$rows = 0;
{
if(!$idx) {
/* get all available photos */
- $all = $this->getAllTagPhotos();
+ $all = $this->getPhotoSelection();
}
else
$all = Array($idx);
} // setMD5()
+ public function setTagCondition($mode)
+ {
+ $_SESSION['tag_condition'] = $mode;
+
+ } // setTagCondition()
+
+ public function startSearch($searchfor)
+ {
+ $_SESSION['searchfor'] = $searchfor;
+
+ } // startSearch()
+
}
?>