ArticleAttachment
Represents a file that is attached to an article.
Extends BaseArticleAttachment.
Properties
Name | Type | Description |
---|---|---|
becomesRemoved | Boolean | Read-only. When `true`, the entity is removed in the current transaction. Otherwise, `false`. This property can become `true` only in on-change rules when the rule is triggered on the removal of an issue or an article. In the rule code, the `runOn` rule property must contain the `removal` parameter set to `true`. Available since 2017.4.37915 runOn: {removal: true} |
charset | String | Read-only. The charset type of the file. Only applicable to text files. Available since 2019.2.53994 |
extension | String | Read-only. The extension that defines the file type. |
isNew | Boolean | Read-only. When `true`, the entity is created in the current transaction. Otherwise, `false`. Available since 2018.2.42351 |
mimeType | String | Read-only. The MIME type of the file. Available since 2019.2.53994 |
name | String | Read-only. The name of the file. |
size | Number | Read-only. The size of the attached file in bytes. |
Methods
action
Creates a declaration of a rule that a user can apply to an article attachment using a menu option. The object that is returned by this method is normally exported to the `rule` property, otherwise it is not treated as a rule.
Parameters
Name | Type | Description |
---|---|---|
ruleProperties | Object | A JSON object that defines the properties for the rule. |
ruleProperties.title | string | The human-readable name of the rule. Displayed in the administrative UI in YouTrack. |
ruleProperties.userInput | Object | An object that defines the properties for information that will be requested from the user who triggers the action rule. |
ruleProperties.userInput.type | string, Object | The data type for the value that is requested from the user. The following types are supported: * entities.Field.dateTimeType * entities.Field.dateType * entities.Field.integerType * entities.Field.floatType * entities.Field.periodType * entities.Field.stringType * entities.Build * entities.EnumField * entities.Issue * entities.IssueTag * entities.OwnedField * entities.Project * entities.ProjectVersion * entities.UserGroup * entities.User |
ruleProperties.userInput.description | string | The label for the control that is used to collect additional information from the user. |
ruleProperties.guard | ArticleAttachment~guardFunction | A function that is invoked to determine whether the action is applicable to an article attachment. |
ruleProperties.action | ArticleAttachment~actionFunction | The function that is invoked when a user triggers this action. |
ruleProperties.requirements | Requirements | The set of entities that must be present for the script to work as expected. |
Return Value
Type | Description |
---|---|
Object | The object representation of the rule. |
Example
findByExtensionProperties
Searches ArticleAttachment by the extension properties query.
Available since 2024.3.43260
Parameters
Name | Type | Description |
---|---|---|
extensionPropertiesQuery | Object | The extension properties query. |
Return Value
Type | Description |
---|---|
Set.<ArticleAttachment> | The set of ArticleAttachment entities found by the extension properties query. |
Example
becomes
Checks whether a field is set to an expected value in the current transaction.
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field to check. |
expected | string | The expected value. |
Return Value
Type | Description |
---|---|
boolean | If the field is set to the expected value, returns `true`. |
canBeReadBy
Checks whether a user has permission to read the field.
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field. |
user | User | The user for whom the permission to read the field is checked. |
Return Value
Type | Description |
---|---|
boolean | If the user can read the field, returns `true`. |
canBeWrittenBy
Checks whether a user has permission to update the field.
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field. |
user | User | The user for whom the permission to update the field is checked. |
Return Value
Type | Description |
---|---|
boolean | If the user can update the field, returns `true`. |
is
Checks whether a field is equal to an expected value.
Available since 2019.2.55603
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field to check. |
expected | string | The expected value. |
Return Value
Type | Description |
---|---|
boolean | If the field is equal to the expected value, returns `true`. |
isChanged
Checks whether the value of a field is changed in the current transaction.
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field to check. |
Return Value
Type | Description |
---|---|
boolean | If the value of the field is changed in the current transaction, returns `true`. |
oldValue
Returns the previous value of a single-value field before an update was applied. If the field is not changed in the transaction, returns null.
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field. |
Return Value
Type | Description |
---|---|
Object | If the field is changed in the current transaction, the previous value of the field. Otherwise, null. |
required
Asserts that a value is set for a field. If a value for the required field is not set, the specified message is displayed in the user interface.
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field to check. |
message | string | The message that is displayed to the user that describes the field requirement. |
was
Checks whether a field was equal to an expected value prior to the current transaction.
Available since 2019.2.55603
Parameters
Name | Type | Description |
---|---|---|
fieldName | string | The name of the field to check. |
expected | string | The expected value. |
Return Value
Type | Description |
---|---|
boolean | If the field was equal to the expected value, returns `true`. |