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<?php
require_once('include/bbcode.php');
function tagrm_post(&$a) {
if(! local_channel())
goaway(z_root() . '/' . $_SESSION['photo_return']);
if((x($_POST,'submit')) && ($_POST['submit'] === t('Cancel')))
goaway(z_root() . '/' . $_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(z_root() . '/' . $_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(z_root() . '/' . $_SESSION['photo_return']);
// NOTREACHED
}
function tagrm_content(&$a) {
if(! local_channel()) {
goaway(z_root() . '/' . $_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(z_root() . '/' . $_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(z_root() . '/' . $_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(z_root() . '/' . $_SESSION['photo_return']);
$r = fetch_post_tags($r,true);
if(! count($r[0]['term']))
goaway(z_root() . '/' . $_SESSION['photo_return']);
$o .= '<h3>' . t('Remove Item Tag') . '</h3>';
$o .= '<p id="tag-remove-desc">' . t('Select a tag to remove: ') . '</p>';
$o .= '<form id="tagrm" action="tagrm" method="post" >';
$o .= '<input type="hidden" name="item" value="' . $item . '" />';
$o .= '<ul>';
foreach($r[0]['term'] as $x) {
$o .= '<li><input type="checkbox" name="tag" value="' . bin2hex($x['term']) . '" >' . bbcode($x['term']) . '</input></li>';
}
$o .= '</ul>';
$o .= '<input id="tagrm-submit" type="submit" name="submit" value="' . t('Remove') .'" />';
$o .= '<input id="tagrm-cancel" type="submit" name="submit" value="' . t('Cancel') .'" />';
$o .= '</form>';
return $o;
}
}
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