Node API
Contents
This API provides functions to get, query and manipulate nodes.
Usage
Add the following to your build.gradle
file:
dependencies {
include "com.enonic.xp:lib-node:${xpVersion}"
}
Add the import
statement to your controller:
import nodeLib from '/lib/xp/node';
You are now ready to use the API.
Events
Usage of this API produces the following events:
Event | Occurs when |
---|---|
node.created |
a node is created |
node.deleted |
a node is deleted |
node.pushed |
a node is pushed to a different branch |
node.duplicated |
a node is duplicated |
node.updated |
a node is updated |
node.moved |
a node is moved in the tree structure |
node.renamed |
a node is renamed |
node.sorted |
a node is sorted |
node.stateUpdated |
a node state is updated |
For information on events, check out the event API
Functions
connect
Creates a connection to a repository with a given branch and authentication info.
Parameters
Name | Kind | Details |
---|---|---|
params |
object with paramters |
Returns
RepoConnection : A new connection to the repository
Example
import {connect} from '/lib/xp/node';
const connection = connect({
repoId: 'my-repo',
branch: 'master'
});
multiRepoConnect
Creates a connection to several repositories with a given branch and authentication info.
Parameters
Name | Kind | Details |
---|---|---|
sources |
Source[] |
array of repository source objects |
Returns
MultiRepoConnection : A new connection object for all connected repositories.
Example
import {multiRepoConnect} from '/lib/xp/node';
const searchConnection = multiRepoConnect({
sources: [
{
repoId: 'my-repo',
branch: 'myBranch',
principals: ["role:system.admin"]
},
{
repoId: 'my-other-repo',
branch: 'master',
principals: ["role:system.admin"]
}
]
});
MultiRepoConnection
A MultiRepoConnection makes it possible to search across multiple repositories. The object has only one method: query
.
query
Queries nodes in a multi-repo connection.
Parameters
An object with the following keys and their values:
Name | Type | Attributes | Details |
---|---|---|---|
start |
number |
optional |
Start index used for paging - default: 0 |
count |
number |
optional |
Number of content to fetch, used for paging - default: 10 |
query |
string/object |
Query string or DSL expression. |
|
filters |
object |
optional |
Query filters |
sort |
string |
optional |
Sorting expression - default: '_score DESC' |
aggregations |
object |
optional |
Aggregations config |
highlight |
object |
optional |
Highlighting config |
explain |
boolean |
optional |
If set to |
Returns
object : Result of query
Example
const result = multiRepoConnection.query({
start: 0,
count: 2,
query: "startTime > instant('2016-10-11T14:38:54.454Z')",
filters: {
boolean: {
must: {
exists: {
field: "modifiedTime"
}
},
mustNot: {
hasValue: {
field: "myField",
values: [
"cheese",
"fish",
"onion"
]
}
}
},
notExists: {
field: "unwantedField"
},
ids: {
values: ["id1", "id2"]
}
}
});
const expected = {
total: 12902,
count: 2,
hits: [
{
id: "b186d24f-ac38-42ca-a6db-1c1bda6c6c26",
score: 1.2300000190734863,
repoId: "my-repo",
branch: "master"
},
{
id: "350ba4a6-589c-498b-8af0-f183850e1120",
score: 1.399999976158142,
repoId: "com.enonic.cms.default",
branch: "draft"
}
]
}
RepoConnection
A single-repo connection with various methods for working in a single repo.
All the examples below are using a repo connection to execute the functions. The repo connection can be created like this:
import {connect} from '/lib/xp/node';
const repo = connect({
repoId: "com.enonic.cms.default",
branch: "master"
});
commit
Commits the active version of nodes.
Parameters
Name | Kind | Details |
---|---|---|
keys |
string | string[] |
Node keys to commit. Each argument could be an id, a path or an array of the two. Prefer the usage of ID rather than paths. |
message |
string |
Optional commit message |
Returns
object : Commit object(s)
Example
const result1 = repo.commit({keys: 'nodeId'});
const expected = {
id: "aa1f76bf-4bb9-41be-b166-03561c1555b2",
message: "",
committer: "user:system:anonymous",
timestamp: "2019-01-24T15:16:36.260799Z"
}
const result2 = repo.commit({
keys: ['nodeId', 'nodeId2'],
message: 'Commit message'
});
const expected = {
{
id: "aa1f76bf-4bb9-41be-b166-03561c1555b2",
message: "Commit message",
committer: "user:system:anonymous",
timestamp: "2019-01-24T15:19:30.818029Z"
},
{
id: "5c15b187-e3ab-4d87-88b2-ffb84bd1c7bb",
message: "Commit message",
committer: "user:system:anonymous",
timestamp: "2019-01-24T15:19:30.818029Z"
}
}
create
Creates a node. To create a content where the name is not important and there could be multiple instances under the same parent content, skip the name
parameter and specify a displayName
.
Parameters
An object with the following keys and their values:
Name | Type | Attributes | Details |
---|---|---|---|
_name |
string |
<optional> |
Name of content. |
_parentPath |
string |
<optional> |
Path to place content under. |
_indexConfig |
object |
<optional> |
|
_permissions |
object |
<optional> |
The access control list for the node. By default the creator will have full access |
_inheritsPermissions |
boolean |
<optional> |
|
_manualOrderValue |
number |
<optional> |
Value used to order document when ordering by parent and child-order is set to manual |
_childOrder |
string |
<optional> |
Default ordering of children when doing getChildren if no order is given in query |
Returns
object : Created object
Example
repo
connection:
const result1 = repo.create({
_name: 'nerd',
displayName: 'Carpenter and IT expert',
likes: 'Plywood',
numberOfUselessGadgets: 123
});
const expected = {
_id: "2f0d5c09-39fe-4746-9754-74491d75a185",
_name: "nerd",
_path: "/nerd",
_childOrder: "_ts DESC",
_indexConfig: {
default: {
decideByType: true,
enabled: true,
nGram: false,
fulltext: false,
includeInAllText: false,
path: false,
indexValueProcessors: [],
languages: []
},
configs: []
},
_inheritsPermissions: false,
_permissions: [
{
principal: "role:system.admin",
allow: [
"READ",
"CREATE",
"MODIFY",
"DELETE",
"PUBLISH",
"READ_PERMISSIONS",
"WRITE_PERMISSIONS"
],
deny: []
},
{
principal: "role:system.everyone",
allow: [
"READ"
],
deny: []
}
],
_state: "DEFAULT",
_nodeType: "default",
_versionKey: "aa95ae7e-b975-4879-a19c-cce3b1fc3742",
_ts: "2021-05-15T08:46:37.227Z",
displayName: "Carpenter and IT expert",
likes: "Plywood",
numberOfUselessGadgets: 123
}
delete
Deletes a node or nodes.
Parameters
Name | Kind | Details |
---|---|---|
keys |
string | string[] |
Node keys to delete. Each argument could be an id, a path or an array of the two. Prefer the usage of ID rather than paths. |
Returns
string[] : The list of keys that were actually deleted.
Example
const result = repo.delete('nodeId', '/node2-path', 'missingNodeId');
[
"7b175b63-b012-4f20-b31d-b8f78420d7f1",
"69f225a1-e775-4845-89f0-29b808a9a659"
]
diff
Resolves the differences for a node between the branch in the current context and a target
branch.
Parameters
An object with the following keys and their values:
Name | Type | Attributes | Details |
---|---|---|---|
key |
string |
Path or id to resolve diff for |
|
target |
string |
Branch to differentiate with |
|
includeChildren |
boolean |
optional |
If set to |
Returns
object : An array with differences in the status for each node in the tree that has differences between the branches.
Example
const result = repo.diff({
key: '/my-name',
target: 'draft',
includeChildren: true
});
{
diff: [
{
id: "c8121875-a9b7-42e4-acf2-75cb52687ddb", (1)
status: "NEWER"
}
]
}
1 | There are 2 children, but only one has been changed |
duplicate
Duplicates a node.
Parameters
An object with the following keys and their values:
Name | Kind | Attributes | Default | Details |
---|---|---|---|---|
nodeId |
string |
Id to the node. |
||
name |
string |
<optional> |
New node name. |
|
includeChildren |
boolean |
<optional> |
true |
Indicates that children nodes must be duplicated, too. |
parent |
string |
<optional> |
Destination parent path. By default, a duplicated node will be added as a sibling of the source node. |
|
refresh |
string |
<optional> |
Refresh the index for the current repoConnection. |
|
dataProcessor |
function |
<optional> |
Node data processor. |
Returns duplicated node.
object : Duplicated node
Example
const result = repo.duplicate({
nodeId: 'nodeId',
name: 'duplicated-node',
includeChildren: false,
dataProcessor: (originalData) => {
originalData.data.extraProp = 'extraPropValue';
return originalData;
},
parent: '/',
refresh: 'SEARCH'
});
exists
Checks if a node exists in the current context.
Parameters
Name | Kind | Details |
---|---|---|
key |
string |
Path or id to the node |
Returns
boolean : true
if exists, false
otherwise
Examples
// Checking if a node exists by path
const result = repo.exists('/path/to/mynode');
if (result) {
log.info('Node exists');
} else {
log.info('Node does not exist');
}
// Checking if a node exists by id
const result = repo.exists('77963d9e-b3c8-4a53-85a9-20c375a92742');
if (result) {
log.info('Node exists');
} else {
log.info('Node does not exist');
}
findChildren
Fetches children of a node.
Parameters
An object with the following keys and their values:
Name | Type | Attributes | Details |
---|---|---|---|
parentKey |
string |
Path or ID of parent to get children of |
|
start |
number |
optional |
start index used for paging - default: 0 |
count |
number |
optional |
number of content to fetch, used for paging - default: 10 |
childOrder |
string |
optional |
How to order the children - default is value stored on parent |
countOnly |
boolean |
optional |
Optimize for count children only - default is |
recursive |
boolean |
optional |
Do recursive fetching of all children of children - default is |
Returns
object : An object with stats about the result and an array with all IDs of the children.
Example
const result = repo.findChildren({
parentKey: "/my-name"
});
const expected = {
total: 2,
count: 10,
hits: [
{
id: "c8121875-a9b7-42e4-acf2-75cb52687ddb"
},
{
id: "636a616b-c8e4-480c-afa9-be88a737cf52"
}
]
}
findVersions
Fetches versions of a node.
Parameters
An object with the following keys and their values:
Name | Type | Attributes | Details |
---|---|---|---|
key |
string |
Path or ID of a node to get versions of |
|
start |
number |
optional |
start index used for paging - default: 0 |
count |
number |
optional |
number of content to fetch, used for paging - default: 10 |
Returns
object : An object with stats about the result and an array listing the versions
Example
const result = repo.findVersions({
key: '/my-name'
});
const expected = {
total: 2,
count: 2,
hits: [
{
versionId: "72dcd8c1-9d70-444d-ad7a-508d8c1865a0",
nodeId: "ddd1c933-0725-45e8-9a54-a3dd87193f60",
nodePath: "/my-name",
timestamp: "2019-05-13T15:56:17.018Z"
},
{
versionId: "04c6b8d7-3c56-458f-80c9-c6ee551fc21d",
nodeId: "ddd1c933-0725-45e8-9a54-a3dd87193f60",
nodePath: "/my-name",
timestamp: "2019-05-13T15:56:16.995Z"
}
]
}
get
Fetches a specific node or nodes by path or ID.
Parameters
Name | Kind | Details | |||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
params |
string | string[]|object |
One or multiple strings, or one or multiple arrays of strings, or an object with the following properties:
|
Returns
object : The node or node array (as JSON) fetched from the repository.
Example
const node = repo.get('nodeId');
const nodes = repo.get('nodeId_1', 'nodeId_2');
const nodes = repo.get(['nodeId_1', 'nodeId_2']);
const nodes = repo.get([{
key: 'nodeId',
versionId: 'versionKey'
}, {
key: '/my-name'
}, 'nodeId']);
getActiveVersion
Fetches the active version of a node.
Parameters
An object with the following key and value:
Name | Kind | Details |
---|---|---|
key |
string |
Path or ID of the node |
Returns
object : Active content versions per branch
getBinary
Returns a binary stream.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
key |
string |
Path or ID of the node |
binaryReference |
string |
to the binary |
Returns
\* : Stream of the binary
Example
const binaryStream = repo.getBinary({
key: "/myNode",
binaryReference: "myBinaryReference"
});
getCommit
Returns a node version commit.
Parameters
An object with the following keys and their value:
Name | Kind | Details |
---|---|---|
id |
string |
ID of the commit |
Returns
object : Commit object
Name | Kind | Details |
---|---|---|
id |
string |
Commit ID |
message |
string |
Optional commit message |
committer |
string |
Principal key of commit creator |
timestamp |
string |
Time of creation |
Example
const commit = repo.getCommit({
id: "aa1f76bf-4bb9-41be-b166-03561c1555b2"
});
const expected = {
id: "aa1f76bf-4bb9-41be-b166-03561c1555b2",
message: "",
committer: "user:system:anonymous",
timestamp: "2019-01-24T15:16:36.260799Z"
}
modify
Modifies a node.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
key |
string |
Path or ID of the node |
editor |
function |
Editor callback function |
Returns
object : The modified node
Example
const result = repo.modify({
key: key,
editor: (node) => {
node.someData.cars.push('peugeot');
return node;
}
});
move
Renames a node or moves it to a new path.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
source |
string |
Path or id of the node to be moved or renamed |
target |
string |
New path or name for the node. If the target ends in slash '/', it specifies the parent path where to be moved. Otherwise it means the new desired path or name for the node. |
Returns
boolean : true
if the node was successfully moved or renamed, false
otherwise.
Examples
const moved = repo.move({
source: '/my-name',
target: 'new-name'
});
const moved = repo.move({
source: '/my-name',
target: '/new-parent/'
});
const moved = repo.move({
source: '/my-name',
target: '/content/my-site/folder/new-name'
});
push
Pushes a node to a given branch.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
key |
string |
Id or path to the nodes |
keys |
string[] |
Array of ids or paths to the nodes |
target |
string |
Branch to push to |
includeChildren |
boolean |
Also push children of given nodes. Default is |
resolve |
boolean |
Resolve dependencies before pushing, meaning that references will also be pushed. Default is |
exclude |
string[] |
Optional array of ids or paths to nodes not to be pushed. If using this, be aware that nodes need to maintain data integrity (e.g parents must be present in target). If data integrity is not maintained with excluded nodes, they will be pushed anyway. |
Returns
object : PushNodeResult
Examples
const result = repo.push({
keys: ['a'],
target: 'otherBranch',
resolve: false
});
const expected = {
success: [
"a"
],
failed: [],
deleted: []
}
const result = repo.push({
keys: ['a'],
target: 'otherBranch',
resolve: true,
includeChildren: true
});
const expected ={
success: [
"a",
"b",
"c"
],
failed: [
{
id: "d",
reason: "ACCESS_DENIED"
}
],
deleted: []
}
const result = repo.push({
keys: ['/a'],
target: 'otherBranch',
resolve: true,
includeChildren: true,
exclude: ['/a/b', '/a/c']
});
const expected = {
success: [
"a",
"d"
],
failed: [],
deleted: []
}
query
Queries nodes
Parameters
An object with the following keys and their values:
Name | Type | Attributes | Details |
---|---|---|---|
start |
number |
optional |
Start index used for paging - default: 0 |
count |
number |
optional |
Number of content to fetch, used for paging - default: 10 |
query |
string/object |
Query string or DSL expression. |
|
filters |
object |
optional |
Query filters |
sort |
string/object |
optional |
Sorting string or DSL expression. Default: '_score DESC' |
aggregations |
object |
optional |
Aggregations config |
highlight |
object |
optional |
Highlighting config |
explain |
boolean |
optional |
If set to |
Returns
object : stats, hits and if requested, aggregations
Examples
const result = repo.query({
query: "fulltext('_name', '_name')"
});
const expected = {
total: 4,
count: 4,
hits: [
{
id: "5be12847-cbad-4e61-a36c-e94ffb597afb",
score: 0.7071067690849304
},
{
id: "3928476f-915d-4a6a-97cc-f1c8a905f71a",
score: 0.625
},
{
id: "a2e38aab-6efb-4f20-862c-e23ef24b3fc3",
score: 0.5
},
{
id: "3a842eff-ef49-4781-8c1a-dcfcf515db51",
score: 0.5
}
],
aggregations: {}
}
const result = repo.query({
start: 0,
count: 2,
query: "startTime > instant('2016-10-11T14:38:54.454Z')",
filters: {
boolean: {
must: [
{
exists: {
field: "modifiedTime"
}
},
{
exists: {
field: "other"
}
}
],
mustNot: {
hasValue: {
field: "myField",
values: [
"cheese",
"fish",
"onion"
]
}
}
},
notExists: {
field: "unwantedField"
},
ids: {
values: ["id1", "id2"]
}
},
sort: "duration DESC",
aggregations: {
urls: {
terms: {
field: "url",
order: "_count desc",
size: 2
},
aggregations: {
duration: {
histogram: {
field: "duration",
interval: 100,
minDocCount: 1,
extendedBoundMin: 0,
extendedBoundMax: 10000,
order: "_key desc"
}
},
durationStats: {
stats: {
field: "duration"
}
}
}
}
}
});
const expected = {
total: 12902,
count: 2,
hits: [
{
id: "b186d24f-ac38-42ca-a6db-1c1bda6c6c26",
score: 1.2300000190734863
},
{
id: "350ba4a6-589c-498b-8af0-f183850e1120",
score: 1.399999976158142
}
],
aggregations: {
urls: {
buckets: [
{
key: "/site/draft/superhero/search",
docCount: 6762,
duration: {
buckets: [
{
key: "1600",
docCount: 2
},
{
key: "1400",
docCount: 1
},
{
key: "1300",
docCount: 5
}
]
}
},
{
key: "/site/draft/superhero",
docCount: 1245,
duration: {
buckets: [
{
key: "1600",
docCount: 2
},
{
key: "1400",
docCount: 1
},
{
key: "1300",
docCount: 5
}
]
}
}
]
}
}
}
refresh
Refreshes indices for the current repoConnection. The index has two parts: search and storage. It is possible to index both or just one of them.
Parameters
Name | Kind | Details |
---|---|---|
mode |
string |
ALL for both indices, SEARCH for search-index or STORAGE for storage-index. Default is ALL. |
Returns
NULL
Examples
repo.refresh();
repo.refresh('SEARCH');
setActiveVersion
Sets the active version of a node.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
key |
string |
Path or ID of the node |
versionID |
string |
Version to set as active |
Returns
boolean : true
if deleted, false
otherwise
Example
const findVersions = repo.findVersions({
key: node._id
});
const result = repo.setActiveVersion({
key: node._id,
versionId: findVersions.hits[1].versionId
});
setChildOrder
Sets the order of a node’s children.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
key |
string |
Path or ID of the node |
childOrder |
string |
children order |
Returns
object : The updated node
Example
repo.setChildOrder({
key: '/name-list',
childOrder: 'name DESC'
});
setRootPermissions
Sets the root node’s permissions and inheritance.
Parameters
An object with the following keys and their values:
Name | Kind | Details |
---|---|---|
_permissions |
object |
The permissions |
_inheritPermissions |
boolean |
|
Returns
object : The updated root-node
Example
const result = repo.setRootPermissions({
_permissions: [
{
principal: "role:system.admin",
allow: [
"READ",
"CREATE",
"MODIFY",
"DELETE",
"PUBLISH",
"READ_PERMISSIONS",
"WRITE_PERMISSIONS"
],
deny: []
}
],
_inheritsPermissions: true
});
Source
A source definition of repositories:
Fields
Name | Kind | Details |
---|---|---|
repoId |
object |
Repository ID |
branch |
object |
Branch ID |
user |
Optional user to execute the callback with - Default is the default user |
|
principals |
string[] |
Additional principals to execute the callback with |
User
User object to use for connections:
Fields
Name | Kind | Details |
---|---|---|
login |
string |
user ID of the user |
idProvider |
string |
Optional ID provider containing the user. By default, all the id providers will be used. |