get_baseurl() . '/' . $_SESSION['photo_return']);
if((x($_POST,'submit')) && ($_POST['submit'] === t('Cancel')))
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
$tag = ((x($_POST,'tag')) ? trim($_POST['tag']) : '');
$item = ((x($_POST,'item')) ? intval($_POST['item']) : 0 );
$r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($item),
intval(local_channel())
);
if(! $r)
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
$r = fetch_post_tags($r,true);
$item = $r[0];
$new_tags = array();
if($item['term']) {
for($x = 0; $x < count($item['term']); $x ++) {
if($item['term'][$x]['term'] !== hex2bin($tag))
$new_tags[] = $item['term'][$x];
}
}
if($new_tags)
$item['term'] = $new_tags;
else
unset($item['term']);
item_store_update($item);
info( t('Tag removed') . EOL );
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
// NOTREACHED
}
function tagrm_content(&$a) {
if(! local_channel()) {
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
// NOTREACHED
}
// remove tag on the fly if item and tag are provided
if((argc() == 4) && (argv(1) === 'drop') && intval(argv(2))) {
$item = intval(argv(2));
$tag = argv(3);
$r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($item),
intval(local_channel())
);
if(! $r)
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
$r = fetch_post_tags($r,true);
$item = $r[0];
$new_tags = array();
if($item['term']) {
for($x = 0; $x < count($item['term']); $x ++) {
if($item['term'][$x]['term'] !== hex2bin($tag))
$new_tags[] = $item['term'][$x];
}
}
if($new_tags)
$item['term'] = $new_tags;
else
unset($item['term']);
item_store_update($item);
info( t('Tag removed') . EOL );
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
}
//if we got only the item print a list of tags to select
if((argc() == 3) && (argv(1) === 'drop') && intval(argv(2))) {
$o = '';
$item = intval(argv(2));
$r = q("SELECT * FROM `item` WHERE `id` = %d AND `uid` = %d LIMIT 1",
intval($item),
intval(local_channel())
);
if(! $r)
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
$r = fetch_post_tags($r,true);
if(! count($r[0]['term']))
goaway($a->get_baseurl() . '/' . $_SESSION['photo_return']);
$o .= '' . t('Remove Item Tag') . '
';
$o .= '' . t('Select a tag to remove: ') . '
';
$o .= '';
return $o;
}
}