PHP AttributeType::getIsSingleValue方法代碼示例

//.........這裏部分代碼省略.........
                     $new_attr->addAlias($attr->getName());
                     $new_attr->removeAlias($alias_attr_name);
                     $new_attr_key = strtolower($alias_attr_name);
                     $attrs[$new_attr_key] = $new_attr;
                 }
             }
         }
         # go back and add any inherited descriptions from parent attributes (ie, cn inherits name)
         foreach ($attrs as $key => $attr) {
             $sup_attr_name = $attr->getSupAttribute();
             $sup_attr = null;
             if (trim($sup_attr_name)) {
                 /* This loop really should traverse infinite levels of inheritance (SUP) for attributeTypes,
                    but just in case we get carried away, stop at 100. This shouldn't happen, but for
                    some weird reason, we have had someone report that it has happened. Oh well.*/
                 $i = 0;
                 while ($i++ < 100) {
                     if (isset($attrs_oid[$sup_attr_name])) {
                         $attr->setSupAttribute($attrs_oid[$sup_attr_name]->getName());
                         $sup_attr_name = $attr->getSupAttribute();
                     }
                     if (!isset($attrs[strtolower($sup_attr_name)])) {
                         pla_error(sprintf('Schema error: attributeType "%s" inherits from "%s", but attributeType "%s" does not exist.', $attr->getName(), $sup_attr_name, $sup_attr_name));
                         return;
                     }
                     $sup_attr = $attrs[strtolower($sup_attr_name)];
                     $sup_attr_name = $sup_attr->getSupAttribute();
                     # Does this superior attributeType not have a superior attributeType?
                     if (is_null($sup_attr_name) || strlen(trim($sup_attr_name)) == 0) {
                         /* Since this attribute's superior attribute does not have another superior
                            attribute, clone its properties for this attribute. Then, replace
                            those cloned values with those that can be explicitly set by the child
                            attribute attr). Save those few properties which the child can set here:*/
                         $tmp_name = $attr->getName();
                         $tmp_oid = $attr->getOID();
                         $tmp_sup = $attr->getSupAttribute();
                         $tmp_aliases = $attr->getAliases();
                         $tmp_single_val = $attr->getIsSingleValue();
                         /* clone the SUP attributeType and populate those values
                            that were set by the child attributeType */
                         # clone is a PHP5 function and must be used.
                         if (function_exists('clone')) {
                             $attr = clone $sup_attr;
                         } else {
                             $attr = $sup_attr;
                         }
                         $attr->setOID($tmp_oid);
                         $attr->setName($tmp_name);
                         $attr->setSupAttribute($tmp_sup);
                         $attr->setAliases($tmp_aliases);
                         /* only overwrite the SINGLE-VALUE property if the child explicitly sets it
                            (note: All LDAP attributes default to multi-value if not explicitly set SINGLE-VALUE) */
                         if ($tmp_single_val) {
                             $attr->setIsSingleValue(true);
                         }
                         /* replace this attribute in the attrs array now that we have populated
                         		 new values therein */
                         $attrs[$key] = $attr;
                         # very important: break out after we are done with this attribute
                         $sup_attr_name = null;
                         $sup_attr = null;
                         break;
                     }
                 }
             }
         }
         ksort($attrs);
         # Add the used in and required_by values.
         $schema_object_classes = $this->SchemaObjectClasses();
         if (!is_array($schema_object_classes)) {
             return array();
         }
         foreach ($schema_object_classes as $object_class) {
             $must_attrs = $object_class->getMustAttrNames($schema_object_classes);
             $may_attrs = $object_class->getMayAttrNames($schema_object_classes);
             $oclass_attrs = array_unique(array_merge($must_attrs, $may_attrs));
             # Add Used In.
             foreach ($oclass_attrs as $attr_name) {
                 if (isset($attrs[strtolower($attr_name)])) {
                     $attrs[strtolower($attr_name)]->addUsedInObjectClass($object_class->getName());
                 } else {
                     #echo "Warning, attr not set: $attr_name<br />";
                 }
             }
             # Add Required By.
             foreach ($must_attrs as $attr_name) {
                 if (isset($attrs[strtolower($attr_name)])) {
                     $attrs[strtolower($attr_name)]->addRequiredByObjectClass($object_class->getName());
                 } else {
                     #echo "Warning, attr not set: $attr_name<br />";
                 }
             }
         }
         $return = $attrs;
         # cache the schema to prevent multiple schema fetches from LDAP server
         set_cached_item($this->server_id, 'schema', 'attributes', $return);
     }
     debug_log('%s::SchemaAttributes(): Returning (%s)', 25, get_class($this), $return);
     return $return;
 }

//.........這裏部分代碼省略.........
				if (trim($sup_attr_name)) {

					/* This loop really should traverse infinite levels of inheritance (SUP) for attributeTypes,
					 * but just in case we get carried away, stop at 100. This shouldn't happen, but for
					 * some weird reason, we have had someone report that it has happened. Oh well.*/
					$i = 0;
					while ($i++<100 /** 100 == INFINITY ;) */) {

						if (isset($attrs_oid[$sup_attr_name])) {
							$attr->setSupAttribute($attrs_oid[$sup_attr_name]->getName());
							$sup_attr_name = $attr->getSupAttribute();
						}

						if (! isset($attrs[strtolower($sup_attr_name)])){
							error(sprintf('Schema error: attributeType "%s" inherits from "%s", but attributeType "%s" does not exist.',
								$attr->getName(),$sup_attr_name,$sup_attr_name),'error','index.php');
							return;
						}

						$sup_attr = $attrs[strtolower($sup_attr_name)];
						$sup_attr_name = $sup_attr->getSupAttribute();

						# Does this superior attributeType not have a superior attributeType?
						if (is_null($sup_attr_name) || strlen(trim($sup_attr_name)) == 0) {

							/* Since this attribute's superior attribute does not have another superior
							 * attribute, clone its properties for this attribute. Then, replace
							 * those cloned values with those that can be explicitly set by the child
							 * attribute attr). Save those few properties which the child can set here:*/
							$tmp_name = $attr->getName(false);
							$tmp_oid = $attr->getOID();
							$tmp_sup = $attr->getSupAttribute();
							$tmp_aliases = $attr->getAliases();
							$tmp_single_val = $attr->getIsSingleValue();
							$tmp_desc = $attr->getDescription();

							/* clone the SUP attributeType and populate those values
							 * that were set by the child attributeType */
							$attr = clone $sup_attr;

							$attr->setOID($tmp_oid);
							$attr->setName($tmp_name);
							$attr->setSupAttribute($tmp_sup);
							$attr->setAliases($tmp_aliases);
							$attr->setDescription($tmp_desc);

							/* only overwrite the SINGLE-VALUE property if the child explicitly sets it
							 * (note: All LDAP attributes default to multi-value if not explicitly set SINGLE-VALUE) */
							if ($tmp_single_val)
								$attr->setIsSingleValue(true);

							/* replace this attribute in the attrs array now that we have populated
								 new values therein */
							$attrs[$key] = $attr;

							# very important: break out after we are done with this attribute
							$sup_attr_name = null;
							$sup_attr = null;
							break;
						}
					}
				}
			}

			ksort($attrs);