protected function _loadSlice($mailbox, $slice)
    {
        $cache_id = $this->_getCid($mailbox, $slice);

        if (!empty($this->_loaded[$cache_id])) {
            return;
        }

        if (($data = $this->_cache->get($cache_id, 0)) !== false) {
            try {
                $data = @unserialize($data);
            } catch (Exception $e) {}
        }

        if (($data !== false) && is_array($data)) {
            $this->_data[$mailbox] += $data;
            $this->_loaded[$cache_id] = true;
        } else {
            $ptr = &$this->_slicemap[$mailbox];

            // Slice data is corrupt; remove from slicemap.
            foreach (array_keys($ptr['s'], $slice) as $val) {
                unset($ptr['s'][$val]);
            }

            if ($slice == $ptr['i']) {
                $ptr['c'] = 0;
            }
        }
    }
protected function _loadSlice($mailbox, $slice)
    {
        $cache_id = $this->_getCid($mailbox, $slice);

        if (!empty($this->_loaded[$cache_id])) {
            return;
        }

        if (($data = $this->_cache->get($cache_id, 0)) !== false) {
            try {
                $data = @unserialize($data);
            } catch (Exception $e) {}
        }

        if (($data !== false) && is_array($data)) {
            $this->_data[$mailbox] += $data;
            $this->_loaded[$cache_id] = true;
        } else {
            $ptr = &$this->_slicemap[$mailbox];

            // Slice data is corrupt; remove from slicemap.
            foreach (array_keys($ptr['s'], $slice) as $val) {
                unset($ptr['s'][$val]);
            }

            if ($slice == $ptr['i']) {
                $ptr['c'] = 0;
            }
        }
    }
protected function _loadSlice ( $ mailbox , $ slice ) { $ cache_id = $ this -> _getCid ( $ mailbox , $ slice ) ; if ( ! empty ( $ this -> _loaded [ $ cache_id ] ) ) { return ; } if ( ( $ data = $ this -> _cache -> get ( $ cache_id , 0 ) ) !== false ) { try { $ data = @ unserialize ( $ data ) ; } catch ( Exception $ e ) { } } if ( ( $ data !== false ) && is_array ( $ data ) ) { $ this -> _data [ $ mailbox ] += $ data ; $ this -> _loaded [ $ cache_id ] = true ; } else { $ ptr = & $ this -> _slicemap [ $ mailbox ] ; // Slice data is corrupt; remove from slicemap. foreach ( array_keys ( $ ptr [ 's' ] , $ slice ) as $ val ) { unset ( $ ptr [ 's' ] [ $ val ] ) ; } if ( $ slice == $ ptr [ 'i' ] ) { $ ptr [ 'c' ] = 0 ; } } }
Load UIDs from a cache slice.

@param string $mailbox  The mailbox to load.
@param integer $slice   The slice to load.
Load UIDs from a cache slice .