/**
* function plugin_lastcomments_cache
*
* comment cache is a reverse queue; we put
* element on the top, and we delete elements
* from bottom; this is because the output
* string is created reading queuing from top to bottom.
* All this headache stuff just to say that
* in the end the widget will show up elements ordered
* from newer to older :P
*
* @param $entryid string entry id i.e. entryNNNNNN-NNNNNN
* @param $comment array where $comment[0] is $commentid i.e. commentNNNNNN-NNNNNN
* and $comment[1] is the actual content array
*/
function plugin_lastcomments_cache($entryid, $comment)
{
// max num of chars per comment
$CHOP_AT = 30;
list($id, $content) = $comment;
comment_clean($content);
if (false === ($f = io_load_file(LASTCOMMENTS_CACHE_FILE))) {
// no comments in cache
$list = array();
} else {
// if file exists and its correctly read, we get the stored list
// (it is stored in encoded form)
$list = unserialize($f);
if (count($list) + 1 > LASTCOMMENTS_MAX) {
// comments are more than allowed maximum:
// we delete the last in queue.
array_shift($list);
}
}
if (strlen($content['content']) > $CHOP_AT) {
$string = substr($content['content'], 0, $CHOP_AT) . '...';
} else {
$string = $content['content'];
}
array_push($list, array('name' => $content['name'], 'content' => $string, 'id' => $id, 'entry' => $entryid));
return io_write_file(LASTCOMMENTS_CACHE_FILE, serialize($list));
}
/**
* function bdb_save_comment
*
* <p>Saves the content of the $comment array, associating it to the entry-ID $id.</p>
* <p>$comment must be formatted as the one returned by {@link bdb_parse_entry()}.</p>
* <p>Returns true on success, or false on failure</p>
*
* @param string $id string formatted like "prefixYYMMDD-HHMMSS"
* @param array $comment array formatted as the one returned by {@link bdb_parse_entry()}
* @return bool
*
* @see bdb_parse_entry()
*/
function comment_save($id, $comment)
{
comment_clean($comment);
$comment = array_change_key_case($comment, CASE_UPPER);
$comment_dir = bdb_idtofile($id, BDB_COMMENT);
if (!isset($comment['DATE'])) {
$comment['DATE'] = date_time();
}
$id = bdb_idfromtime(BDB_COMMENT, $comment['DATE']);
$f = $comment_dir . $id . EXT;
$str = utils_kimplode($comment);
if (io_write_file($f, $str)) {
return $id;
}
return false;
}
