PHP API::ItemPrototype方法代码示例

 /**
  * Check if trigger prototype has a correct trigger expression and has at least one item prototype and belongs to
  * one discovery rule, does not belong to a host and a template simultaneously and has permissions to all hosts and
  * templates in the expression.
  *
  * @param array  $triggerPrototype
  * @param string $triggerPrototype['description']
  * @param string $triggerPrototype['expression']
  *
  * @throws APIException
  *
  * @return void
  */
 protected function checkExpression(array $triggerPrototype)
 {
     $triggerExpression = new CTriggerExpression();
     if (!$triggerExpression->parse($triggerPrototype['expression'])) {
         self::exception(ZBX_API_ERROR_PARAMETERS, $triggerExpression->error);
     }
     $lld_rules = [];
     if ($triggerExpression->expressions) {
         $expressions = [];
         $hosts = [];
         $has_host = false;
         $has_template = false;
         foreach ($triggerExpression->expressions as $expression) {
             if (!array_key_exists($expression['host'], $expressions)) {
                 $expressions[$expression['host']] = ['hostid' => null, 'items' => []];
             }
             $expressions[$expression['host']]['items'][$expression['item']] = true;
             $hosts[$expression['host']] = true;
         }
         $db_hosts = API::Host()->get(['output' => ['hostid', 'host'], 'filter' => ['host' => array_keys($hosts)]]);
         foreach ($db_hosts as $db_host) {
             $expressions[$db_host['host']]['hostid'] = $db_host['hostid'];
             $has_host = true;
             unset($hosts[$db_host['host']]);
         }
         if ($hosts) {
             $db_templates = API::Template()->get(['output' => ['templateid', 'host'], 'filter' => ['host' => array_keys($hosts)]]);
             foreach ($db_templates as $db_template) {
                 $expressions[$db_template['host']]['hostid'] = $db_template['templateid'];
                 $has_template = true;
             }
         }
         if ($has_host && $has_template) {
             self::exception(ZBX_API_ERROR_PARAMETERS, _('Incorrect trigger prototype expression.' . ' Trigger prototype expression elements should not belong to a template and a host simultaneously.'));
         }
         foreach ($expressions as $host => $expression) {
             if ($expression['hostid'] === null) {
                 self::exception(ZBX_API_ERROR_PARAMETERS, _s('Incorrect trigger prototype expression.' . ' Host "%1$s" does not exist or you have no access to this host.', $host));
             }
             $db_item_prototypes = API::ItemPrototype()->get(['output' => [], 'selectDiscoveryRule' => ['itemid'], 'hostids' => [$expression['hostid']], 'filter' => ['key_' => array_keys($expression['items'])], 'nopermissions' => true]);
             foreach ($db_item_prototypes as $db_item_prototype) {
                 $lld_rules[$db_item_prototype['discoveryRule']['itemid']] = true;
             }
         }
         if (count($lld_rules) > 1) {
             self::exception(ZBX_API_ERROR_PARAMETERS, _s('Trigger prototype "%1$s" contains item prototypes from multiple discovery rules.', $triggerPrototype['description']));
         }
     }
     if (!$lld_rules) {
         self::exception(ZBX_API_ERROR_PARAMETERS, _s('Trigger prototype "%1$s" must contain at least one item prototype.', $triggerPrototype['description']));
     }
 }

 // discovery rules
 $hostDiscoveryRules = API::DiscoveryRule()->get(array('inherited' => false, 'hostids' => $templateid, 'output' => API_OUTPUT_EXTEND));
 if ($hostDiscoveryRules) {
     $hostDiscoveryRules = CMacrosResolverHelper::resolveItemNames($hostDiscoveryRules);
     $discoveryRuleList = array();
     foreach ($hostDiscoveryRules as $discoveryRule) {
         $discoveryRuleList[$discoveryRule['itemid']] = $discoveryRule['name_expanded'];
     }
     order_result($discoveryRuleList);
     $hostDiscoveryRuleids = array_keys($discoveryRuleList);
     $listBox = new CListBox('discoveryRules', null, 8);
     $listBox->setAttribute('disabled', 'disabled');
     $listBox->addItems($discoveryRuleList);
     $templateList->addRow(_('Discovery rules'), $listBox);
     // item prototypes
     $hostItemPrototypes = API::ItemPrototype()->get(array('hostids' => $templateid, 'discoveryids' => $hostDiscoveryRuleids, 'inherited' => false, 'output' => API_OUTPUT_EXTEND));
     if ($hostItemPrototypes) {
         $hostItemPrototypes = CMacrosResolverHelper::resolveItemNames($hostItemPrototypes);
         $prototypeList = array();
         foreach ($hostItemPrototypes as $itemPrototype) {
             $prototypeList[$itemPrototype['itemid']] = $itemPrototype['name_expanded'];
         }
         order_result($prototypeList);
         $listBox = new CListBox('itemsPrototypes', null, 8);
         $listBox->setAttribute('disabled', 'disabled');
         $listBox->addItems($prototypeList);
         $templateList->addRow(_('Item prototypes'), $listBox);
     }
     // Trigger prototypes
     $hostTriggerPrototypes = API::TriggerPrototype()->get(array('hostids' => $templateid, 'discoveryids' => $hostDiscoveryRuleids, 'inherited' => false, 'output' => API_OUTPUT_EXTEND));
     if (!empty($hostTriggerPrototypes)) {

 /**
  * Get discovery rules related objects from database.
  *
  * @param array $items
  *
  * @return array
  */
 protected function prepareDiscoveryRules(array $items)
 {
     foreach ($items as &$item) {
         $item['itemPrototypes'] = array();
         $item['graphPrototypes'] = array();
         $item['triggerPrototypes'] = array();
     }
     unset($item);
     // gather item prototypes
     $prototypes = API::ItemPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => array('hostid', 'multiplier', 'type', 'snmp_community', 'snmp_oid', 'name', 'key_', 'delay', 'history', 'trends', 'status', 'value_type', 'trapper_hosts', 'units', 'delta', 'snmpv3_securityname', 'snmpv3_securitylevel', 'snmpv3_authpassphrase', 'snmpv3_privpassphrase', 'formula', 'valuemapid', 'delay_flex', 'params', 'ipmi_sensor', 'data_type', 'authtype', 'username', 'password', 'publickey', 'privatekey', 'interfaceid', 'port', 'description', 'inventory_link', 'flags'), 'selectApplications' => API_OUTPUT_EXTEND, 'inherited' => false, 'preservekeys' => true));
     // gather value maps
     $valueMapIds = zbx_objectValues($prototypes, 'valuemapid');
     $DbValueMaps = DBselect('SELECT vm.valuemapid, vm.name FROM valuemaps vm WHERE ' . dbConditionInt('vm.valuemapid', $valueMapIds));
     $valueMaps = array();
     while ($valueMap = DBfetch($DbValueMaps)) {
         $valueMaps[$valueMap['valuemapid']] = $valueMap['name'];
     }
     foreach ($prototypes as $prototype) {
         $prototype['valuemap'] = array();
         if ($prototype['valuemapid']) {
             $prototype['valuemap']['name'] = $valueMaps[$prototype['valuemapid']];
         }
         $items[$prototype['parent_itemid']]['itemPrototypes'][] = $prototype;
     }
     // gather graph prototypes
     $graphs = API::GraphPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectGraphItems' => API_OUTPUT_EXTEND, 'output' => API_OUTPUT_EXTEND, 'inherited' => false, 'preservekeys' => true));
     $graphs = $this->prepareGraphs($graphs);
     foreach ($graphs as $graph) {
         $items[$graph['discoveryRule']['itemid']]['graphPrototypes'][] = $graph;
     }
     // gather trigger prototypes
     $triggers = API::TriggerPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => API_OUTPUT_EXTEND, 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectItems' => array('flags', 'type'), 'inherited' => false, 'preservekeys' => true, 'expandData' => true));
     foreach ($triggers as $trigger) {
         foreach ($trigger['items'] as $item) {
             if ($item['flags'] == ZBX_FLAG_DISCOVERY_CREATED || $item['type'] == ITEM_TYPE_HTTPTEST) {
                 continue 2;
             }
         }
         $trigger['expression'] = explode_exp($trigger['expression']);
         $items[$trigger['discoveryRule']['itemid']]['triggerPrototypes'][] = $trigger;
     }
     return $items;
 }

 /**
  * Get discovery rules related objects from database.
  *
  * @param array $items
  *
  * @return array
  */
 protected function prepareDiscoveryRules(array $items)
 {
     foreach ($items as &$item) {
         $item['itemPrototypes'] = array();
         $item['graphPrototypes'] = array();
         $item['triggerPrototypes'] = array();
         $item['hostPrototypes'] = array();
     }
     unset($item);
     // gather item prototypes
     $prototypes = API::ItemPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => $this->dataFields['discoveryrule'], 'selectApplications' => API_OUTPUT_EXTEND, 'selectDiscoveryRule' => array('itemid'), 'inherited' => false, 'preservekeys' => true));
     // gather value maps
     $valueMapIds = zbx_objectValues($prototypes, 'valuemapid');
     $DbValueMaps = DBselect('SELECT vm.valuemapid, vm.name FROM valuemaps vm WHERE ' . dbConditionInt('vm.valuemapid', $valueMapIds));
     $valueMaps = array();
     while ($valueMap = DBfetch($DbValueMaps)) {
         $valueMaps[$valueMap['valuemapid']] = $valueMap['name'];
     }
     foreach ($prototypes as $prototype) {
         $prototype['valuemap'] = array();
         if ($prototype['valuemapid']) {
             $prototype['valuemap']['name'] = $valueMaps[$prototype['valuemapid']];
         }
         $items[$prototype['discoveryRule']['itemid']]['itemPrototypes'][] = $prototype;
     }
     // gather graph prototypes
     $graphs = API::GraphPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectGraphItems' => API_OUTPUT_EXTEND, 'output' => API_OUTPUT_EXTEND, 'inherited' => false, 'preservekeys' => true));
     $graphs = $this->prepareGraphs($graphs);
     foreach ($graphs as $graph) {
         $items[$graph['discoveryRule']['itemid']]['graphPrototypes'][] = $graph;
     }
     // gather trigger prototypes
     $triggers = API::TriggerPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => API_OUTPUT_EXTEND, 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectItems' => array('flags', 'type'), 'inherited' => false, 'preservekeys' => true, 'expandData' => true));
     foreach ($triggers as $trigger) {
         foreach ($trigger['items'] as $item) {
             if ($item['flags'] == ZBX_FLAG_DISCOVERY_CREATED || $item['type'] == ITEM_TYPE_HTTPTEST) {
                 continue 2;
             }
         }
         $trigger['expression'] = explode_exp($trigger['expression']);
         $items[$trigger['discoveryRule']['itemid']]['triggerPrototypes'][] = $trigger;
     }
     // gather host prototypes
     $hostPrototypes = API::HostPrototype()->get(array('discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => API_OUTPUT_EXTEND, 'selectGroupLinks' => API_OUTPUT_EXTEND, 'selectGroupPrototypes' => API_OUTPUT_EXTEND, 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectTemplates' => API_OUTPUT_EXTEND, 'inherited' => false, 'preservekeys' => true));
     // replace group prototype group IDs with references
     $groupIds = array();
     foreach ($hostPrototypes as $hostPrototype) {
         foreach ($hostPrototype['groupLinks'] as $groupLink) {
             $groupIds[$groupLink['groupid']] = $groupLink['groupid'];
         }
     }
     $groups = $this->getGroupsReferences($groupIds);
     // export the groups used in group prototypes
     $this->data['groups'] += $groups;
     foreach ($hostPrototypes as $hostPrototype) {
         foreach ($hostPrototype['groupLinks'] as &$groupLink) {
             $groupLink['groupid'] = $groups[$groupLink['groupid']];
         }
         unset($groupLink);
         $items[$hostPrototype['discoveryRule']['itemid']]['hostPrototypes'][] = $hostPrototype;
     }
     return $items;
 }

 /**
  * Resolves and retrieves effective item prototype used in this screen item.
  *
  * @return array|bool
  */
 protected function getItemPrototype()
 {
     if ($this->itemPrototype === null) {
         $defaultOptions = array('output' => array('itemid', 'name'), 'selectHosts' => array('name'), 'selectDiscoveryRule' => array('hostid'));
         $options = array();
         /*
          * If screen item is dynamic or is templated screen, real item prototype is looked up by "key"
          * used as resource ID for this screen item and by current host.
          */
         if (($this->screenitem['dynamic'] == SCREEN_DYNAMIC_ITEM || $this->isTemplatedScreen) && $this->hostid) {
             $currentItemPrototype = API::ItemPrototype()->get(array('output' => array('key_'), 'itemids' => array($this->screenitem['resourceid'])));
             $currentItemPrototype = reset($currentItemPrototype);
             $options['hostids'] = array($this->hostid);
             $options['filter'] = array('key_' => $currentItemPrototype['key_']);
         } else {
             $options['itemids'] = array($this->screenitem['resourceid']);
         }
         $options = zbx_array_merge($defaultOptions, $options);
         $selectedItemPrototype = API::ItemPrototype()->get($options);
         $this->itemPrototype = reset($selectedItemPrototype);
     }
     return $this->itemPrototype;
 }

        $itemPrototype = reset($itemPrototype);
    }
    $data = getItemFormData($itemPrototype);
    $data['config'] = select_config();
    // render view
    $itemView = new CView('configuration.item.prototype.edit', $data);
    $itemView->render();
    $itemView->show();
} else {
    $sortField = getRequest('sort', CProfile::get('web.' . $page['file'] . '.sort', 'name'));
    $sortOrder = getRequest('sortorder', CProfile::get('web.' . $page['file'] . '.sortorder', ZBX_SORT_UP));
    CProfile::update('web.' . $page['file'] . '.sort', $sortField, PROFILE_TYPE_STR);
    CProfile::update('web.' . $page['file'] . '.sortorder', $sortOrder, PROFILE_TYPE_STR);
    $config = select_config();
    $data = ['form' => getRequest('form'), 'parent_discoveryid' => getRequest('parent_discoveryid'), 'hostid' => $discoveryRule['hostid'], 'sort' => $sortField, 'sortorder' => $sortOrder];
    $data['items'] = API::ItemPrototype()->get(['discoveryids' => $data['parent_discoveryid'], 'output' => API_OUTPUT_EXTEND, 'editable' => true, 'selectApplications' => API_OUTPUT_EXTEND, 'sortfield' => $sortField, 'limit' => $config['search_limit'] + 1]);
    foreach ($data['items'] as &$item) {
        if ($item['value_type'] == ITEM_VALUE_TYPE_STR || $item['value_type'] == ITEM_VALUE_TYPE_LOG || $item['value_type'] == ITEM_VALUE_TYPE_TEXT) {
            $item['trends'] = '';
        }
        if ($item['type'] == ITEM_TYPE_TRAPPER || $item['type'] == ITEM_TYPE_SNMPTRAP) {
            $item['delay'] = '';
        }
    }
    unset($item);
    $data['items'] = CMacrosResolverHelper::resolveItemNames($data['items']);
    order_result($data['items'], $sortField, $sortOrder);
    $url = (new CUrl('disc_prototypes.php'))->setArgument('parent_discoveryid', $data['parent_discoveryid']);
    $data['paging'] = getPagingLine($data['items'], $sortOrder, $url);
    // render view
    $itemView = new CView('configuration.item.prototype.list', $data);

 /**
  * Get discovery rules related objects from database.
  *
  * @param array $items
  *
  * @return array
  */
 protected function prepareDiscoveryRules(array $items)
 {
     foreach ($items as &$item) {
         $item['itemPrototypes'] = [];
         $item['graphPrototypes'] = [];
         $item['triggerPrototypes'] = [];
         $item['hostPrototypes'] = [];
         // unset unnecessary condition fields
         foreach ($item['filter']['conditions'] as &$condition) {
             unset($condition['item_conditionid'], $condition['itemid']);
         }
         unset($condition);
     }
     unset($item);
     // gather item prototypes
     $prototypes = API::ItemPrototype()->get(['output' => $this->dataFields['item_prototype'], 'selectApplications' => ['name'], 'selectApplicationPrototypes' => ['name'], 'selectDiscoveryRule' => ['itemid'], 'discoveryids' => zbx_objectValues($items, 'itemid'), 'inherited' => false, 'preservekeys' => true]);
     $valuemapids = [];
     foreach ($prototypes as $prototype) {
         $valuemapids[$prototype['valuemapid']] = true;
     }
     // Value map IDs that are zeroes, should be skipped.
     unset($valuemapids[0]);
     if ($this->data['valueMaps']) {
         /*
          * If there is an option "valueMaps", some value maps may already been selected. Copy the result and remove
          * value map IDs that should not be selected again.
          */
         foreach ($this->data['valueMaps'] as $valuemapid => $valuemap) {
             if (array_key_exists($valuemapid, $valuemapids)) {
                 unset($valuemapids[$valuemapid]);
             }
         }
     }
     if ($valuemapids) {
         $this->data['valueMaps'] += API::ValueMap()->get(['output' => ['valuemapid', 'name'], 'selectMappings' => ['value', 'newvalue'], 'valuemapids' => array_keys($valuemapids), 'preservekeys' => true]);
     }
     foreach ($prototypes as $prototype) {
         $prototype['valuemap'] = [];
         if ($prototype['valuemapid'] != 0) {
             $prototype['valuemap']['name'] = $this->data['valueMaps'][$prototype['valuemapid']]['name'];
         }
         $items[$prototype['discoveryRule']['itemid']]['itemPrototypes'][] = $prototype;
     }
     // gather graph prototypes
     $graphs = API::GraphPrototype()->get(['discoveryids' => zbx_objectValues($items, 'itemid'), 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectGraphItems' => API_OUTPUT_EXTEND, 'output' => API_OUTPUT_EXTEND, 'inherited' => false, 'preservekeys' => true]);
     $graphs = $this->prepareGraphs($graphs);
     foreach ($graphs as $graph) {
         $items[$graph['discoveryRule']['itemid']]['graphPrototypes'][] = $graph;
     }
     // gather trigger prototypes
     $triggers = API::TriggerPrototype()->get(['discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => ['expression', 'description', 'url', 'status', 'priority', 'comments', 'type'], 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectDependencies' => ['description', 'expression'], 'selectItems' => ['itemid', 'flags', 'type'], 'inherited' => false, 'preservekeys' => true]);
     $triggers = $this->prepareTriggers($triggers);
     foreach ($triggers as $trigger) {
         $items[$trigger['discoveryRule']['itemid']]['triggerPrototypes'][] = $trigger;
     }
     // gather host prototypes
     $hostPrototypes = API::HostPrototype()->get(['discoveryids' => zbx_objectValues($items, 'itemid'), 'output' => API_OUTPUT_EXTEND, 'selectGroupLinks' => API_OUTPUT_EXTEND, 'selectGroupPrototypes' => API_OUTPUT_EXTEND, 'selectDiscoveryRule' => API_OUTPUT_EXTEND, 'selectTemplates' => API_OUTPUT_EXTEND, 'inherited' => false, 'preservekeys' => true]);
     // replace group prototype group IDs with references
     $groupIds = [];
     foreach ($hostPrototypes as $hostPrototype) {
         foreach ($hostPrototype['groupLinks'] as $groupLink) {
             $groupIds[$groupLink['groupid']] = true;
         }
     }
     $groups = $this->getGroupsReferences(array_keys($groupIds));
     // export the groups used in group prototypes
     $this->data['groups'] += $groups;
     foreach ($hostPrototypes as $hostPrototype) {
         foreach ($hostPrototype['groupLinks'] as &$groupLink) {
             $groupLink['groupid'] = $groups[$groupLink['groupid']];
         }
         unset($groupLink);
         $items[$hostPrototype['discoveryRule']['itemid']]['hostPrototypes'][] = $hostPrototype;
     }
     return $items;
 }

 $hostDiscoveryRuleids = array();
 $hostDiscoveryRules = API::DiscoveryRule()->get(array('inherited' => false, 'hostids' => $_REQUEST['hostid'], 'output' => array('itemid', 'key_', 'name')));
 if (!empty($hostDiscoveryRules)) {
     $discoveryRuleList = array();
     foreach ($hostDiscoveryRules as $discoveryRule) {
         $discoveryRuleList[$discoveryRule['itemid']] = itemName($discoveryRule);
     }
     order_result($discoveryRuleList);
     $hostDiscoveryRuleids = array_keys($discoveryRuleList);
     $listBox = new CListBox('discoveryRules', null, 8);
     $listBox->setAttribute('disabled', 'disabled');
     $listBox->addItems($discoveryRuleList);
     $hostList->addRow(_('Discovery rules'), $listBox);
 }
 // item prototypes
 $hostItemPrototypes = API::ItemPrototype()->get(array('hostids' => $_REQUEST['hostid'], 'discoveryids' => $hostDiscoveryRuleids, 'inherited' => false, 'output' => array('itemid', 'key_', 'name')));
 if (!empty($hostItemPrototypes)) {
     $prototypeList = array();
     foreach ($hostItemPrototypes as $itemPrototype) {
         $prototypeList[$itemPrototype['itemid']] = itemName($itemPrototype);
     }
     order_result($prototypeList);
     $listBox = new CListBox('itemsPrototypes', null, 8);
     $listBox->setAttribute('disabled', 'disabled');
     $listBox->addItems($prototypeList);
     $hostList->addRow(_('Item prototypes'), $listBox);
 }
 // Trigger prototypes
 $hostTriggerPrototypes = API::TriggerPrototype()->get(array('hostids' => $_REQUEST['hostid'], 'discoveryids' => $hostDiscoveryRuleids, 'inherited' => false, 'output' => array('triggerid', 'description'), 'selectItems' => array('type')));
 if (!empty($hostTriggerPrototypes)) {
     $prototypeList = array();

//.........这里部分代码省略.........
                         self::exception(ZBX_API_ERROR_PARAMETERS, _s('Incorrect value "%1$s" for "%2$s" field: must be between %3$s and %4$s.', $screenItem['elements'], 'elements', 1, 100));
                     }
                     break;
             }
         }
         // check 'max_columns' parameter for LLD screen resources:
         // is set and valid for create method, and is valid for update method, if set
         $dbScreenItem = isset($screenItem['screenitemid']) ? $dbScreenItems[$screenItem['screenitemid']] : null;
         $lldResources = array(SCREEN_RESOURCE_LLD_GRAPH, SCREEN_RESOURCE_LLD_SIMPLE_GRAPH);
         if (in_array($screenItem['resourcetype'], $lldResources)) {
             $set = isset($screenItem['max_columns']);
             $valid = $set && $this->isValidMaxColumns($screenItem['max_columns']);
             $error = $dbScreenItem ? $set && !$valid : !$set || !$valid;
             if ($error) {
                 self::exception(ZBX_API_ERROR_PARAMETERS, _('Incorrect max columns provided for screen element.'));
             }
         }
         if (isset($validStyles[$screenItem['resourcetype']]) && !in_array($screenItem['style'], $validStyles[$screenItem['resourcetype']])) {
             self::exception(ZBX_API_ERROR_PARAMETERS, _('Incorrect style provided for screen element.'));
         }
     }
     // check host groups
     if ($hostGroupsIds) {
         $dbHostGroups = API::HostGroup()->get(array('output' => array('groupid'), 'groupids' => $hostGroupsIds, 'editable' => true, 'preservekeys' => true));
         foreach ($hostGroupsIds as $hostGroupsId) {
             if (!isset($dbHostGroups[$hostGroupsId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect host group ID "%1$s" provided for screen element.', $hostGroupsId));
             }
         }
     }
     // check hosts
     if ($hostIds) {
         $dbHosts = API::Host()->get(array('output' => array('hostid'), 'hostids' => $hostIds, 'editable' => true, 'preservekeys' => true));
         foreach ($hostIds as $hostId) {
             if (!isset($dbHosts[$hostId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect host ID "%1$s" provided for screen element.', $hostId));
             }
         }
     }
     // check graphs
     if ($graphIds) {
         $dbGraphs = API::Graph()->get(array('output' => array('graphid'), 'graphids' => $graphIds, 'editable' => true, 'preservekeys' => true));
         foreach ($graphIds as $graphId) {
             if (!isset($dbGraphs[$graphId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect graph ID "%1$s" provided for screen element.', $graphId));
             }
         }
     }
     // check graph prototypes
     if ($graphPrototypeIds) {
         $dbGraphPrototypes = API::GraphPrototype()->get(array('output' => array('graphid'), 'graphids' => $graphPrototypeIds, 'editable' => true, 'preservekeys' => true));
         foreach ($graphPrototypeIds as $graphPrototypeId) {
             if (!isset($dbGraphPrototypes[$graphPrototypeId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect graph prototype ID "%1$s" provided for screen element.', $graphPrototypeId));
             }
         }
     }
     // check items
     if ($itemIds) {
         $dbItems = API::Item()->get(array('output' => array('itemid'), 'itemids' => $itemIds, 'editable' => true, 'preservekeys' => true, 'webitems' => true));
         foreach ($itemIds as $itemId) {
             if (!isset($dbItems[$itemId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect item ID "%1$s" provided for screen element.', $itemId));
             }
         }
     }
     // check item prototypes
     if ($itemPrototypeIds) {
         $dbItemPrototypes = API::ItemPrototype()->get(array('output' => array('itemid'), 'itemids' => $itemPrototypeIds, 'editable' => true, 'preservekeys' => true));
         foreach ($itemPrototypeIds as $itemPrototypeId) {
             if (!isset($dbItemPrototypes[$itemPrototypeId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect item prototype ID "%1$s" provided for screen element.', $itemPrototypeId));
             }
         }
     }
     // check maps
     if ($mapIds) {
         $dbMaps = API::Map()->get(array('output' => array('sysmapid'), 'sysmapids' => $mapIds, 'editable' => true, 'preservekeys' => true));
         foreach ($mapIds as $mapId) {
             if (!isset($dbMaps[$mapId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect map ID "%1$s" provided for screen element.', $mapId));
             }
         }
     }
     // check screens
     if ($screenIds) {
         $dbScreens = API::Screen()->get(array('output' => array('screenid'), 'screenids' => $screenIds, 'editable' => true, 'preservekeys' => true));
         if (count($dbScreens) < count($screenIds)) {
             $dbTemplateScreens = API::TemplateScreen()->get(array('output' => array('screenid'), 'screenids' => $screenIds, 'editable' => true, 'preservekeys' => true));
             if ($dbTemplateScreens) {
                 $dbScreens = zbx_array_merge($dbScreens, $dbTemplateScreens);
             }
         }
         foreach ($screenIds as $screenId) {
             if (!isset($dbScreens[$screenId])) {
                 self::exception(ZBX_API_ERROR_PERMISSIONS, _s('Incorrect screen ID "%1$s" provided for screen element.', $screenId));
             }
         }
     }
 }

        $id = $resourceId;
        $item = reset($items);
        $item['host'] = reset($item['hosts']);
        $caption = $item['host']['name'] . NAME_DELIMITER . $item['name_expanded'];
    }
    if ($this->data['screen']['templateid']) {
        $selectButton = (new CButton('select', _('Select')))->addClass(ZBX_STYLE_BTN_GREY)->onClick('javascript: return PopUp("popup.php?srctbl=items&srcfld1=itemid&srcfld2=name' . '&dstfrm=' . $form->getName() . '&dstfld1=resourceid&dstfld2=caption' . '&templated_hosts=1&only_hostid=' . $this->data['screen']['templateid'] . '&numeric=1");');
    } else {
        $selectButton = (new CButton('select', _('Select')))->addClass(ZBX_STYLE_BTN_GREY)->onClick('javascript: return PopUp("popup.php?srctbl=items&srcfld1=itemid&srcfld2=name' . '&dstfrm=' . $form->getName() . '&dstfld1=resourceid&dstfld2=caption' . '&real_hosts=1&with_simple_graph_items=1&numeric=1");');
    }
    $form->addVar('resourceid', $id);
    $screenFormList->addRow(_('Item'), [(new CTextBox('caption', $caption, true))->setWidth(ZBX_TEXTAREA_STANDARD_WIDTH), (new CDiv())->addClass(ZBX_STYLE_FORM_INPUT_MARGIN), $selectButton]);
} elseif ($resourceType == SCREEN_RESOURCE_LLD_SIMPLE_GRAPH) {
    $caption = '';
    $id = 0;
    $items = API::ItemPrototype()->get(['output' => ['hostid', 'key_', 'name'], 'itemids' => $resourceId, 'selectHosts' => ['name']]);
    if ($items) {
        $items = CMacrosResolverHelper::resolveItemNames($items);
        $id = $resourceId;
        $item = reset($items);
        $item['host'] = reset($item['hosts']);
        $caption = $item['host']['name'] . NAME_DELIMITER . $item['name_expanded'];
    }
    if ($this->data['screen']['templateid']) {
        $selectButton = (new CButton('select', _('Select')))->addClass(ZBX_STYLE_BTN_GREY)->onClick('javascript: return PopUp("popup.php?srctbl=item_prototypes&srcfld1=itemid&srcfld2=name' . '&dstfrm=' . $form->getName() . '&dstfld1=resourceid&dstfld2=caption' . '&templated_hosts=1&only_hostid=' . $this->data['screen']['templateid'] . '&numeric=1");');
    } else {
        $selectButton = (new CButton('select', _('Select')))->addClass(ZBX_STYLE_BTN_GREY)->onClick('javascript: return PopUp("popup.php?srctbl=item_prototypes&srcfld1=itemid&srcfld2=name' . '&dstfrm=' . $form->getName() . '&dstfld1=resourceid&dstfld2=caption' . '&real_hosts=1&with_discovery_rule=1&items=1&numeric=1");');
    }
    $form->addVar('resourceid', $id);
    $screenFormList->addRow(_('Item prototype'), [(new CTextBox('caption', $caption, true))->setWidth(ZBX_TEXTAREA_STANDARD_WIDTH), (new CDiv())->addClass(ZBX_STYLE_FORM_INPUT_MARGIN), $selectButton]);
    $screenFormList->addRow(_('Max columns'), (new CNumericBox('max_columns', $maxColumns, 3, false, false, false))->setWidth(ZBX_TEXTAREA_NUMERIC_STANDARD_WIDTH));

 protected function addRelatedObjects(array $options, array $result)
 {
     $result = parent::addRelatedObjects($options, $result);
     $itemIds = array_keys($result);
     // adding items
     if (!is_null($options['selectItems'])) {
         if ($options['selectItems'] != API_OUTPUT_COUNT) {
             $relationMap = $this->createRelationMap($result, 'parent_itemid', 'itemid', 'item_discovery');
             $items = API::ItemPrototype()->get(array('output' => $options['selectItems'], 'itemids' => $relationMap->getRelatedIds(), 'nopermissions' => true, 'preservekeys' => true));
             $result = $relationMap->mapMany($result, $items, 'items', $options['limitSelects']);
         } else {
             $items = API::ItemPrototype()->get(array('discoveryids' => $itemIds, 'nopermissions' => true, 'countOutput' => true, 'groupCount' => true));
             $items = zbx_toHash($items, 'parent_itemid');
             foreach ($result as $itemid => $item) {
                 $result[$itemid]['items'] = isset($items[$itemid]) ? $items[$itemid]['rowscount'] : 0;
             }
         }
     }
     // adding triggers
     if (!is_null($options['selectTriggers'])) {
         if ($options['selectTriggers'] != API_OUTPUT_COUNT) {
             $relationMap = new CRelationMap();
             $res = DBselect('SELECT id.parent_itemid,f.triggerid' . ' FROM item_discovery id,items i,functions f' . ' WHERE ' . dbConditionInt('id.parent_itemid', $itemIds) . ' AND id.itemid=i.itemid' . ' AND i.itemid=f.itemid');
             while ($relation = DBfetch($res)) {
                 $relationMap->addRelation($relation['parent_itemid'], $relation['triggerid']);
             }
             $triggers = API::TriggerPrototype()->get(array('output' => $options['selectTriggers'], 'triggerids' => $relationMap->getRelatedIds(), 'preservekeys' => true));
             $result = $relationMap->mapMany($result, $triggers, 'triggers', $options['limitSelects']);
         } else {
             $triggers = API::TriggerPrototype()->get(array('discoveryids' => $itemIds, 'countOutput' => true, 'groupCount' => true));
             $triggers = zbx_toHash($triggers, 'parent_itemid');
             foreach ($result as $itemid => $item) {
                 $result[$itemid]['triggers'] = isset($triggers[$itemid]) ? $triggers[$itemid]['rowscount'] : 0;
             }
         }
     }
     // adding graphs
     if (!is_null($options['selectGraphs'])) {
         if ($options['selectGraphs'] != API_OUTPUT_COUNT) {
             $relationMap = new CRelationMap();
             $res = DBselect('SELECT id.parent_itemid,gi.graphid' . ' FROM item_discovery id,items i,graphs_items gi' . ' WHERE ' . dbConditionInt('id.parent_itemid', $itemIds) . ' AND id.itemid=i.itemid' . ' AND i.itemid=gi.itemid');
             while ($relation = DBfetch($res)) {
                 $relationMap->addRelation($relation['parent_itemid'], $relation['graphid']);
             }
             $graphs = API::GraphPrototype()->get(array('output' => $options['selectGraphs'], 'graphids' => $relationMap->getRelatedIds(), 'preservekeys' => true));
             $result = $relationMap->mapMany($result, $graphs, 'graphs', $options['limitSelects']);
         } else {
             $graphs = API::GraphPrototype()->get(array('discoveryids' => $itemIds, 'countOutput' => true, 'groupCount' => true));
             $graphs = zbx_toHash($graphs, 'parent_itemid');
             foreach ($result as $itemid => $item) {
                 $result[$itemid]['graphs'] = isset($graphs[$itemid]) ? $graphs[$itemid]['rowscount'] : 0;
             }
         }
     }
     // adding hosts
     if ($options['selectHostPrototypes'] !== null) {
         if ($options['selectHostPrototypes'] != API_OUTPUT_COUNT) {
             $relationMap = $this->createRelationMap($result, 'parent_itemid', 'hostid', 'host_discovery');
             $hostPrototypes = API::HostPrototype()->get(array('output' => $options['selectHostPrototypes'], 'hostids' => $relationMap->getRelatedIds(), 'nopermissions' => true, 'preservekeys' => true));
             $result = $relationMap->mapMany($result, $hostPrototypes, 'hostPrototypes', $options['limitSelects']);
         } else {
             $hostPrototypes = API::HostPrototype()->get(array('discoveryids' => $itemIds, 'nopermissions' => true, 'countOutput' => true, 'groupCount' => true));
             $hostPrototypes = zbx_toHash($hostPrototypes, 'parent_itemid');
             foreach ($result as $itemid => $item) {
                 $result[$itemid]['hostPrototypes'] = isset($hostPrototypes[$itemid]) ? $hostPrototypes[$itemid]['rowscount'] : 0;
             }
         }
     }
     if ($options['selectFilter'] !== null) {
         $formulaRequested = $this->outputIsRequested('formula', $options['selectFilter']);
         $evalFormulaRequested = $this->outputIsRequested('eval_formula', $options['selectFilter']);
         $conditionsRequested = $this->outputIsRequested('conditions', $options['selectFilter']);
         $filters = array();
         foreach ($result as $rule) {
             $filters[$rule['itemid']] = array('evaltype' => $rule['evaltype'], 'formula' => isset($rule['formula']) ? $rule['formula'] : '');
         }
         // adding conditions
         if ($formulaRequested || $evalFormulaRequested || $conditionsRequested) {
             $conditions = API::getApiService()->select('item_condition', array('output' => array('item_conditionid', 'macro', 'value', 'itemid', 'operator'), 'filter' => array('itemid' => $itemIds), 'preservekeys' => true, 'sortfield' => 'item_conditionid'));
             $relationMap = $this->createRelationMap($conditions, 'itemid', 'item_conditionid');
             $filters = $relationMap->mapMany($filters, $conditions, 'conditions');
             foreach ($filters as &$filter) {
                 // in case of a custom expression - use the given formula
                 if ($filter['evaltype'] == CONDITION_EVAL_TYPE_EXPRESSION) {
                     $formula = $filter['formula'];
                 } else {
                     // sort the conditions by macro before generating the formula
                     $conditions = zbx_toHash($filter['conditions'], 'item_conditionid');
                     $conditions = order_macros($conditions, 'macro');
                     $formulaConditions = array();
                     foreach ($conditions as $condition) {
                         $formulaConditions[$condition['item_conditionid']] = $condition['macro'];
                     }
                     $formula = CConditionHelper::getFormula($formulaConditions, $filter['evaltype']);
                 }
                 // generate formulaids from the effective formula
                 $formulaIds = CConditionHelper::getFormulaIds($formula);
                 foreach ($filter['conditions'] as &$condition) {
                     $condition['formulaid'] = $formulaIds[$condition['item_conditionid']];
                 }
//.........这里部分代码省略.........

    }
    zbx_add_post_js('chkbxRange.pageGoName = "items";');
    $form->addItem($table);
    $form->show();
} elseif ($srctbl == 'prototypes') {
    $form = new CForm();
    $form->setName('itemform');
    $form->setAttribute('id', 'items');
    $table = new CTableInfo(_('No item prototypes defined.'));
    if ($multiselect) {
        $header = array(array(new CCheckBox('all_items', null, "javascript: checkAll('" . $form->getName() . "', 'all_items', 'items');"), _('Name')), _('Key'), _('Type'), _('Type of information'), _('Status'));
    } else {
        $header = array(_('Name'), _('Key'), _('Type'), _('Type of information'), _('Status'));
    }
    $table->setHeader($header);
    $items = API::ItemPrototype()->get(array('nodeids' => $nodeid, 'selectHosts' => array('name'), 'discoveryids' => get_request('parent_discoveryid'), 'output' => API_OUTPUT_EXTEND, 'preservekeys' => true));
    order_result($items, 'name');
    foreach ($items as &$item) {
        $host = reset($item['hosts']);
        $description = new CSpan(itemName($item), 'link');
        $item['name'] = $host['name'] . ': ' . $item['name'];
        if ($multiselect) {
            $js_action = 'javascript: addValue(' . zbx_jsvalue($reference) . ', ' . zbx_jsvalue($item['itemid']) . ');';
        } else {
            $values = array();
            for ($i = 1; $i <= $dstfldCount; $i++) {
                $dstfld = get_request('dstfld' . $i);
                $srcfld = get_request('srcfld' . $i);
                if (!empty($dstfld) && !empty($item[$srcfld])) {
                    $values[$dstfld] = $item[$srcfld];
                }

     $templateList->addRow(_('Graphs'), $listBox);
 }
 // discovery rules
 $hostDiscoveryRules = API::DiscoveryRule()->get(['inherited' => false, 'hostids' => $data['templateId'], 'output' => API_OUTPUT_EXTEND]);
 if ($hostDiscoveryRules) {
     $hostDiscoveryRules = CMacrosResolverHelper::resolveItemNames($hostDiscoveryRules);
     $discoveryRuleList = [];
     foreach ($hostDiscoveryRules as $discoveryRule) {
         $discoveryRuleList[$discoveryRule['itemid']] = $discoveryRule['name_expanded'];
     }
     order_result($discoveryRuleList);
     $hostDiscoveryRuleids = array_keys($discoveryRuleList);
     $listBox = (new CListBox('discoveryRules', null, 8))->setAttribute('disabled', 'disabled')->addItems($discoveryRuleList);
     $templateList->addRow(_('Discovery rules'), $listBox);
     // item prototypes
     $hostItemPrototypes = API::ItemPrototype()->get(['hostids' => $data['templateId'], 'discoveryids' => $hostDiscoveryRuleids, 'inherited' => false, 'output' => API_OUTPUT_EXTEND]);
     if ($hostItemPrototypes) {
         $hostItemPrototypes = CMacrosResolverHelper::resolveItemNames($hostItemPrototypes);
         $prototypeList = [];
         foreach ($hostItemPrototypes as $itemPrototype) {
             $prototypeList[$itemPrototype['itemid']] = $itemPrototype['name_expanded'];
         }
         order_result($prototypeList);
         $listBox = (new CListBox('itemsPrototypes', null, 8))->setAttribute('disabled', 'disabled')->addItems($prototypeList);
         $templateList->addRow(_('Item prototypes'), $listBox);
     }
     // Trigger prototypes
     $hostTriggerPrototypes = API::TriggerPrototype()->get(['hostids' => $data['templateId'], 'discoveryids' => $hostDiscoveryRuleids, 'inherited' => false, 'output' => API_OUTPUT_EXTEND]);
     if (!empty($hostTriggerPrototypes)) {
         $prototypeList = [];
         foreach ($hostTriggerPrototypes as $triggerPrototype) {

 /**
  * Copies all of the item prototypes from the source discovery to the target
  * discovery rule.
  *
  * @throws APIException if prototype saving fails
  *
  * @param array $srcDiscovery   The source discovery rule to copy from
  * @param array $dstDiscovery   The target discovery rule to copy to
  * @param array $dstHost        The target host to copy the deiscovery rule to
  *
  * @return array
  */
 protected function copyItemPrototypes(array $srcDiscovery, array $dstDiscovery, array $dstHost)
 {
     $prototypes = API::ItemPrototype()->get(array('discoveryids' => $srcDiscovery['itemid'], 'selectApplications' => API_OUTPUT_EXTEND, 'output' => API_OUTPUT_EXTEND, 'preservekeys' => true));
     $rs = array();
     if ($prototypes) {
         foreach ($prototypes as $key => $prototype) {
             $prototype['ruleid'] = $dstDiscovery['itemid'];
             $prototype['hostid'] = $dstDiscovery['hostid'];
             unset($prototype['templateid']);
             // map prototype interfaces
             if ($dstHost['status'] != HOST_STATUS_TEMPLATE) {
                 // find a matching interface
                 $interface = self::findInterfaceForItem($prototype, $dstHost['interfaces']);
                 if ($interface) {
                     $prototype['interfaceid'] = $interface['interfaceid'];
                 } elseif ($interface !== false) {
                     self::exception(ZBX_API_ERROR_PARAMETERS, _s('Cannot find host interface on "%1$s" for item key "%2$s".', $dstHost['name'], $prototype['key_']));
                 }
             }
             // add new applications
             $prototype['applications'] = get_same_applications_for_host(zbx_objectValues($prototype['applications'], 'applicationid'), $dstHost['hostid']);
             $prototypes[$key] = $prototype;
         }
         $rs = API::ItemPrototype()->create($prototypes);
         if (!$rs) {
             self::exception(ZBX_API_ERROR_PARAMETERS, _('Cannot clone item prototypes.'));
         }
     }
     return $rs;
 }

 $hostDiscoveryRules = API::DiscoveryRule()->get(['output' => ['itemid', 'hostid', 'key_', 'name'], 'hostids' => [$data['clone_hostid']], 'inherited' => false]);
 if ($hostDiscoveryRules) {
     $hostDiscoveryRules = CMacrosResolverHelper::resolveItemNames($hostDiscoveryRules);
     $discoveryRuleList = [];
     foreach ($hostDiscoveryRules as $discoveryRule) {
         $discoveryRuleList[$discoveryRule['itemid']] = $discoveryRule['name_expanded'];
     }
     order_result($discoveryRuleList);
     $hostDiscoveryRuleIds = array_keys($discoveryRuleList);
     $listBox = new CListBox('discoveryRules', null, 8);
     $listBox->setAttribute('disabled', 'disabled');
     $listBox->addItems($discoveryRuleList);
     $hostList->addRow(_('Discovery rules'), $listBox);
 }
 // item prototypes
 $hostItemPrototypes = API::ItemPrototype()->get(['output' => ['itemid', 'hostid', 'key_', 'name'], 'hostids' => [$data['clone_hostid']], 'discoveryids' => $hostDiscoveryRuleIds, 'inherited' => false]);
 if ($hostItemPrototypes) {
     $hostItemPrototypes = CMacrosResolverHelper::resolveItemNames($hostItemPrototypes);
     $prototypeList = [];
     foreach ($hostItemPrototypes as $itemPrototype) {
         $prototypeList[$itemPrototype['itemid']] = $itemPrototype['name_expanded'];
     }
     order_result($prototypeList);
     $listBox = new CListBox('itemsPrototypes', null, 8);
     $listBox->setAttribute('disabled', 'disabled');
     $listBox->addItems($prototypeList);
     $hostList->addRow(_('Item prototypes'), $listBox);
 }
 // Trigger prototypes
 $hostTriggerPrototypes = API::TriggerPrototype()->get(['output' => ['triggerid', 'description'], 'selectItems' => ['type'], 'hostids' => [$data['clone_hostid']], 'discoveryids' => $hostDiscoveryRuleIds, 'inherited' => false]);
 if ($hostTriggerPrototypes) {