PHP SearchResult::currentIndex方法代码示例

//.........这里部分代码省略.........
                         $va_tag_vals[$vn_index][$vs_tag] = $vs_val;
                     }
                 }
             }
             if (isset($pa_options['sort']) && is_array($pa_options['sort']) && sizeof($pa_options['sort'])) {
                 $va_sortables = array();
                 foreach ($pa_options['sort'] as $vs_sort_spec) {
                     $va_sortables[] = $pr_res->get($vs_sort_spec, ['sortable' => true, 'returnAsArray' => true, 'returnBlankValues' => true]);
                 }
                 if (($vn_start > 0 || $vn_length > 0) && $vn_start < sizeof($va_sortables) && (!$vn_length || $vn_start + $vn_length <= sizeof($va_sortables))) {
                     $va_sortables = array_slice($va_sortables, $vn_start, $vn_length > 0 ? $vn_length : null);
                 }
                 if (is_array($va_sortables)) {
                     foreach ($va_sortables as $i => $va_sort_values) {
                         if (!is_array($va_sort_values)) {
                             continue;
                         }
                         foreach ($va_sort_values as $vn_index => $vs_sort_value) {
                             $va_tag_vals[$vn_index]['__sort__'] .= $vs_sort_value;
                         }
                     }
                 }
             }
             DisplayTemplateParser::$value_cache[$vs_cache_key] = $va_tag_vals;
             DisplayTemplateParser::$value_count_cache[$vs_cache_key] = $vn_count = sizeof($va_tag_vals);
         }
         if (strlen($pn_index)) {
             $va_tag_vals = $va_tag_vals[$pn_index];
             $vs_relative_to_container = null;
         }
     }
     $va_vals = [];
     for ($vn_c = 0; $vn_c < $vn_count; $vn_c++) {
         foreach (array_keys($pa_tags) as $vs_tag) {
             $vs_get_spec = $va_get_specs[$vs_tag]['spec'];
             $va_parsed_tag_opts = $va_get_specs[$vs_tag]['parsed'];
             switch (strtolower($vs_get_spec)) {
                 case 'relationship_typename':
                     $va_val_list = $pr_res->get('ca_relationship_types.preferred_labels.' . (caGetOption('orientation', $pa_options, 'LTOR') == 'LTOR' ? 'typename' : 'typename_reverse'), $va_opts = array_merge($pa_options, $va_parsed_tag_opts['options'], ['returnAsArray' => true, 'returnWithStructure' => false]));
                     break;
                 case 'relationship_type_id':
                     $va_val_list = $pr_res->get('ca_relationship_types.type_id', $va_opts = array_merge($pa_options, $va_parsed_tag_opts['options'], ['returnAsArray' => true, 'returnWithStructure' => false]));
                     break;
                 case 'relationship_typecode':
                 case 'relationship_type_code':
                     $va_val_list = $pr_res->get('ca_relationship_types.type_code', $va_opts = array_merge($pa_options, $va_parsed_tag_opts['options'], ['returnAsArray' => true, 'returnWithStructure' => false]));
                     break;
                 case 'date':
                     // allows embedding of current date
                     $va_val_list = [date(caGetOption('format', $va_parsed_tag_opts['options'], 'd M Y'))];
                     break;
                 case 'primary':
                     $va_val_list = [$pr_res->tableName()];
                     break;
                 case 'count':
                     $va_val_list = [$pr_res->numHits()];
                     break;
                 case 'omitcount':
                     $va_val_list = [(int) $pr_res->numHits() - ($vn_length - $vn_start)];
                     break;
                 case 'index':
                     $va_val_list = [$pr_res->currentIndex() + 1];
                     break;
                 default:
                     if (isset($pa_options['forceValues'][$vs_get_spec][$pr_res->getPrimaryKey()])) {
                         $va_val_list = [$pa_options['forceValues'][$vs_get_spec][$pr_res->getPrimaryKey()]];
                     } elseif ($vs_relative_to_container) {
                         $va_val_list = [$va_tag_vals[$vn_c][$vs_tag]];
                     } elseif (strlen($pn_index)) {
                         $va_val_list = [$va_tag_vals[$vs_tag]];
                     } else {
                         $va_val_list = $pr_res->get($vs_get_spec, $va_opts = array_merge($pa_options, $va_parsed_tag_opts['options'], ['returnAsArray' => true, 'returnWithStructure' => false]));
                         if (!is_array($va_val_list)) {
                             $va_val_list = array();
                         }
                         if (($vn_start > 0 || $vn_length > 0) && $vn_start < sizeof($va_val_list) && (!$vn_length || $vn_start + $vn_length <= sizeof($va_val_list))) {
                             $va_val_list = array_slice($va_val_list, $vn_start, $vn_length > 0 ? $vn_length : null);
                         }
                     }
                     break;
             }
             $ps_delimiter = caGetOption('delimiter', $va_opts, ';');
             if ($vs_relative_to_container) {
                 $va_vals[$vn_c][$vs_tag] = join($ps_delimiter, $va_val_list);
                 if (isset($va_tag_vals[$vn_c]['__sort__'])) {
                     $va_vals[$vn_c]['__sort__'] = $va_tag_vals[$vn_c]['__sort__'];
                 }
             } else {
                 if (!$pb_include_blanks) {
                     $va_val_list = array_filter($va_val_list, 'strlen');
                 }
                 $va_vals[$vs_tag] = join($ps_delimiter, $va_val_list);
                 if (isset($va_tag_vals[$vn_c]['__sort__'])) {
                     $va_vals['__sort__'] = $va_tag_vals[$vn_c]['__sort__'];
                 }
             }
         }
     }
     return $va_vals;
 }

 /**
  * Determines if there is any data in the data set that can be visualized by this plugin using the provided settings
  *
  * @param SearchResult $po_data
  * @param array $pa_viz_settings Visualization settings
  *
  * @return bool True if data can be visualized
  */
 public function canHandle($po_data, $pa_viz_settings)
 {
     $vn_cur_pos = $po_data->currentIndex();
     if ($vn_cur_pos < 0) {
         $vn_cur_pos = 0;
     }
     $po_data->seek(0);
     $o_dm = Datamodel::load();
     //
     // Make sure sources actually exist
     //
     $va_sources = $pa_viz_settings['sources'];
     foreach ($va_sources as $vs_source_code => $va_source_info) {
         $va_tmp = explode('.', $va_source_info['data']);
         $t_instance = $o_dm->getInstanceByTableName($va_tmp[0], true);
         if (!($t_instance = $o_dm->getInstanceByTableName($va_tmp[0], true))) {
             unset($va_sources[$vs_source_code]);
             continue;
         }
         if (!$t_instance->hasField($va_tmp[1]) && !$t_instance->hasElement($va_tmp[1])) {
             unset($va_sources[$vs_source_code]);
         }
     }
     $vn_c = 0;
     //
     // Only check the first 10,000 returned rows before giving up, to avoid timeouts
     //
     while ($po_data->nextHit() && $vn_c < 10000) {
         foreach ($va_sources as $vs_source_code => $va_source_info) {
             if (trim($po_data->get($va_source_info['data']))) {
                 $po_data->seek($vn_cur_pos);
                 return true;
             }
         }
         $vn_c++;
     }
     $po_data->seek($vn_cur_pos);
     return false;
 }

 /**
  * Determines if there is any data in the data set that can be visualized by this plugin using the provided settings
  *
  * @param SearchResult $po_data
  * @param array $pa_viz_settings Visualization settings
  *
  * @return bool True if data can be visualized
  */
 public function canHandle($po_data, $pa_viz_settings)
 {
     $vn_cur_pos = $po_data->currentIndex();
     if ($vn_cur_pos < 0) {
         $vn_cur_pos = 0;
     }
     $po_data->seek(0);
     $va_sources = $pa_viz_settings['sources'];
     while ($po_data->nextHit()) {
         foreach ($va_sources as $vs_source_code => $va_source_info) {
             if (trim($po_data->get($va_source_info['data']))) {
                 $po_data->seek($vn_cur_pos);
                 return true;
             }
         }
     }
     $po_data->seek($vn_cur_pos);
     return false;
 }