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<?php /** @file */
// post categories and "save to file" use the same item.file table for storage.
// We will differentiate the different uses by wrapping categories in angle brackets
// and save to file categories in square brackets.
// To do this we need to escape these characters if they appear in our tag.
function file_tag_encode($s) {
return str_replace(array('<','>','[',']'),array('%3c','%3e','%5b','%5d'),$s);
}
function file_tag_decode($s) {
return str_replace(array('%3c','%3e','%5b','%5d'),array('<','>','[',']'),$s);
}
function file_tag_file_query($table,$s,$type = 'file') {
if($type == 'file')
$termtype = TERM_FILE;
else
$termtype = TERM_CATEGORY;
return sprintf(" AND " . (($table) ? dbesc($table) . '.' : '') . "id in (select term.oid from term where term.type = %d and term.term = '%s' and term.uid = " . (($table) ? dbesc($table) . '.' : '') . "uid ) ",
intval($termtype),
protect_sprintf(dbesc($s))
);
}
function term_query($table,$s,$type = TERM_UNKNOWN) {
return sprintf(" AND " . (($table) ? dbesc($table) . '.' : '') . "id in (select term.oid from term where term.type = %d and term.term = '%s' and term.uid = " . (($table) ? dbesc($table) . '.' : '') . "uid ) ",
intval($type),
protect_sprintf(dbesc($s))
);
}
function store_item_tag($uid,$iid,$otype,$type,$term,$url = '') {
if(! $term)
return false;
$r = q("select * from term
where uid = %d and oid = %d and otype = %d and type = %d
and term = '%s' and url = '%s' ",
intval($uid),
intval($iid),
intval($otype),
intval($type),
dbesc($term),
dbesc($url)
);
if($r)
return false;
$r = q("insert into term (uid, oid, otype, type, term, url)
values( %d, %d, %d, %d, '%s', '%s') ",
intval($uid),
intval($iid),
intval($otype),
intval($type),
dbesc($term),
dbesc($url)
);
return $r;
}
function get_terms_oftype($arr,$type) {
$ret = array();
if(! (is_array($arr) && count($arr)))
return $ret;
if(! is_array($type))
$type = array($type);
foreach($type as $t)
foreach($arr as $x)
if($x['type'] == $t)
$ret[] = $x;
return $ret;
}
function format_term_for_display($term) {
$s = '';
if($term['type'] == TERM_HASHTAG)
$s .= '#';
elseif($term['type'] == TERM_MENTION)
$s .= '@';
if($term['url']) $s .= '<a target="extlink" href="' . $term['url'] . '">' . htmlspecialchars($term['term']) . '</a>';
else $s .= htmlspecialchars($term['term']);
return $s;
}
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