00001 <?php
00002
00006 class views_plugin_cache_time extends views_plugin_cache {
00007 function option_definition() {
00008 $options = parent::option_definition();
00009 $options['results_lifespan'] = array('default' => 3600);
00010 $options['output_lifespan'] = array('default' => 3600);
00011
00012 return $options;
00013 }
00014
00015 function options_form(&$form, &$form_state) {
00016 parent::options_form($form, $form_state);
00017 $options = array(60, 300, 1800, 3600, 21600, 518400);
00018 $options = drupal_map_assoc($options, 'format_interval');
00019 $options = array(-1 => t('Never cache')) + $options;
00020
00021 $form['results_lifespan'] = array(
00022 '#type' => 'select',
00023 '#title' => t('Query results'),
00024 '#description' => t('The length of time raw query results should be cached.'),
00025 '#options' => $options,
00026 '#default_value' => $this->options['results_lifespan'],
00027 );
00028 $form['output_lifespan'] = array(
00029 '#type' => 'select',
00030 '#title' => t('Rendered output'),
00031 '#description' => t('The length of time rendered HTML output should be cached.'),
00032 '#options' => $options,
00033 '#default_value' => $this->options['output_lifespan'],
00034 );
00035 }
00036
00037 function summary_title() {
00038 return format_interval($this->options['results_lifespan'], 1) . '/' . format_interval($this->options['output_lifespan'], 1);
00039 }
00040
00041 function cache_expire($type) {
00042 if ($lifespan = $this->options[$type . '_lifespan']) {
00043 $cutoff = REQUEST_TIME - $lifespan;
00044 return $cutoff;
00045 }
00046 else {
00047 return FALSE;
00048 }
00049 }
00050
00051 function cache_set_expire($type) {
00052 if ($lifespan = $this->options[$type . '_lifespan']) {
00053 return time() + $lifespan;
00054 }
00055 else {
00056 return CACHE_PERMANENT;
00057 }
00058 }
00059 }
