AssetDB

AssetDB singleton class in main process, you can access the instance with Editor.assetdb

urlToUuid

Return uuid by url. if uuid not found, it will return null.

Parameters

Returns string

fspathToUuid

Return uuid by file path. if uuid not found, it will return null.

Parameters

Returns string

uuidToFspath

Return file path by uuid. if file path not found, it will return null.

Parameters

Returns string

uuidToUrl

Return url by uuid. if url not found, it will return null.

Parameters

Returns string

fspathToUrl

Return url by file path. if file path not found, it will return null.

Parameters

Returns string

urlToFspath

Return file path by url. if url not found, it will return null.

Parameters

Returns string

exists

Check existance by url.

Parameters

Returns string

existsByUuid

Check existance by uuid.

Parameters

Returns string

existsByPath

Check existance by path.

Parameters

Returns string

isSubAsset

Check whether asset for a given url is a sub asset.

Parameters

Returns boolean

isSubAssetByUuid

Check whether asset for a given uuid is a sub asset.

Parameters

Returns boolean

isSubAssetByPath

Check whether asset for a given path is a sub asset.

Parameters

Returns boolean

containsSubAssets

Check whether asset contains sub assets for a given url.

Parameters

Returns boolean

containsSubAssetsByUuid

Check whether asset contains sub assets for a given uuid.

Parameters

Returns boolean

containsSubAssetsByPath

Check whether asset contains sub assets for a given path.

Parameters

Returns boolean

assetInfo

Return asset info by a given url.

Parameters

Returns object { uuid, path, url, type, isSubAsset }

assetInfoByUuid

Return asset info by a given uuid.

Parameters

Returns object { uuid, path, url, type, isSubAsset }

assetInfoByPath

Return asset info by a given file path.

Parameters

Returns object { uuid, path, url, type, isSubAsset }

subAssetInfos

Return all sub assets info by url if the url contains sub assets.

Parameters

Returns array [{ uuid, path, url, type, isSubAsset }]

subAssetInfosByUuid

Return all sub assets info by uuid if the uuid contains sub assets.

Parameters

Returns array [{ uuid, path, url, type, isSubAsset }]

subAssetInfosByPath

Return all sub assets info by path if the path contains sub assets.

Parameters

Returns array [{ uuid, path, url, type, isSubAsset }]

loadMeta

Return meta instance by a given url.

Parameters

Returns object

loadMetaByUuid

Return meta instance by a given uuid.

Parameters

Returns object

loadMetaByPath

Return meta instance by a given path.

Parameters

Returns object

isMount

Return whether a given url is reference to a mount

Parameters

Returns boolean

isMountByPath

Return whether a given path is reference to a mount

Parameters

Returns boolean

isMountByUuid

Return whether a given uuid is reference to a mount

Parameters

Returns boolean

mountInfo

Return mount info by url

Parameters

Returns object { path, name, type }

mountInfoByUuid

Return mount info by uuid

Parameters

Returns object { path, name, type }

mountInfoByPath

Return mount info by path

Parameters

Returns object { path, name, type }

mount

mount a directory to assetdb, and give it a name. if you don't provide a name, it will mount to root.

Parameters

  • path string file system path
  • mountPath string the mount path (relative path)
  • opts object options
    • opts.hide object if the mount hide in assets browser
    • opts.virtual object if this is a virtual mount point
    • opts.icon object icon for the mount
  • cb function? a callback function

Examples

    ```js
    Editor.assetdb.mount('path/to/mount', 'assets', function (err) {
      // mounted, do something ...
    });
    ```

attachMountPath

attach the specified mount path

Parameters

  • mountPath string the mount path (relative path)
  • cb function? a callback function

Examples

    ```js
    Editor.assetdb.attachMountPath('assets', function (err, results) {
      // mount path attached, do something ...
      // results are the assets created
    });
    ```

unattachMountPath

unattach the specified mount path

Parameters

  • mountPath string the mount path (relative path)
  • cb function? a callback function

Examples

    ```js
    Editor.assetdb.unattachMountPath('assets', function (err, results) {
      // mount path unattached, do something ...
      // results are the assets deleted
    });
    ```

unmount

Unmount by name

Parameters

Examples

    ```js
    Editor.assetdb.unmount('assets', function (err) {
      // unmounted, do something ...
    });
    ```

init

Init assetdb, it will scan the mounted directories, and import unimported assets.

Parameters

Examples

    ```js
    Editor.assetdb.init(function (err, results) {
      // assets that imported during init
      results.forEach(function ( result ) {
        // result.uuid
        // result.parentUuid
        // result.url
        // result.path
        // result.type
      });
    });
    ```

refresh

Refresh the assets in url, and return the results

Parameters

Examples

    ```js
    Editor.assetdb.refresh('db://assets/foo/bar/', function (err, results) {
      // assets that imported during init
      results.forEach(function ( result ) {
        if ( result.command === 'delete' ) {
          // result.uuid
          // result.url
          // result.path
          // result.type
        } else if ( result.command === 'change' || result.command === 'create' ) {
          // result.uuid
          // result.parentUuid
          // result.url
          // result.path
          // result.type
        } else if ( result.command === 'uuid-change' ) {
          // result.oldUuid
          // result.uuid
          // result.parentUuid
          // result.url
          // result.path
          // result.type
        }
      });
    });
    ```

deepQuery

deepQuery

Parameters

Examples

    ```js
    Editor.assetdb.deepQuery(function ( err, results ) {
      results.forEach(function ( result ) {
        // result.name
        // result.extname
        // result.uuid
        // result.type
        // result.isSubAsset
        // result.children - the array of children result
      });
    });
    ```

queryAssets

queryAssets

Parameters

Examples

    ```js
    Editor.assetdb.queryAssets( 'db://assets/**\/*', 'texture', function ( err, results ) {
      results.forEach(function ( result ) {
        // result.url
        // result.path
        // result.uuid
        // result.type
        // result.isSubAsset
      });
    });
    ```

queryMetas

queryMetas

Parameters

  • pattern string The url pattern
  • type string The asset type
  • cb function? The callback function
  • urlPattern
  • assetType

Examples

    ```js
    Editor.assetdb.queryAssets( 'db://assets/**\/*', 'texture', function ( err, results ) {
      results.forEach(function ( meta ) {
        // the meta instance
      });
    });
    ```

move

move

Parameters

Examples

    ```js
    Editor.assetdb.move( 'db://assets/foo/foobar.png', 'db://assets/bar/foobar.png', function ( err, results ) {
      results.forEach(function ( result ) {
        // result.srcPath
        // result.destPath
        // result.uuid
        // result.parentUuid
      });
    });
    ```

delete

delete

Parameters

Examples

    ```js
    Editor.assetdb.delete( [ 'db://assets/foo/bar.png', 'db://assets/foo/bar.plist' ], function ( err, results ) {
      results.forEach(function ( result ) {
        // result.srcPath
        // result.destPath
        // result.uuid
        // result.parentUuid
      });
    });
    ```

create

Create asset at url with data

Parameters

Examples

    ```js
    Editor.assetdb.create( 'db://assets/foo/bar.js', data, function ( err, results ) {
      results.forEach(function ( result ) {
        // result.uuid
        // result.parentUuid
        // result.url
        // result.path
        // result.type
      });
    });
    ```

saveExists

Save data to the exists asset at url

Parameters

Examples

    ```js
    Editor.assetdb.saveExists( 'db://assets/foo/bar.js', data, function ( err, meta ) {
      // do something
    });
    ```

import

Import raw files to url

Parameters

Examples

    ```js
    Editor.assetdb.import( ['/User/user/foo.js', '/User/user/bar.js'], 'db://assets/foobar', function ( err, results ) {
      results.forEach(function ( result ) {
        // result.uuid
        // result.parentUuid
        // result.url
        // result.path
        // result.type
      });
    });
    ```

saveMeta

Overwrite the meta by loading it through uuid

Parameters

Examples

    ```js
    Editor.assetdb.saveMeta( uuid, jsonString, function ( err, meta ) {
      // do something
    });
    ```

exchangeUuid

Exchange uuid for two assets

Parameters

clearImports

Clear imports

Parameters

Examples

    ```js
    Editor.assetdb.clearImports( 'db://assets/foo/bar.js', function ( err, results ) {
      results.forEach(function ( result ) {
        // result.uuid
        // result.url
        // result.path
        // result.type
      });
    });
    ```

register

Register meta type

Parameters

Examples

    ```js
    Editor.assetdb.register( '.png', false, PngMeta );
    ```

unregister

Unregister meta type

Parameters

Examples

    ```js
    Editor.assetdb.unregister( PngMeta );
    ```

getRelativePath

Get the relative path from mount path to the asset by fspath

Parameters

Returns string the relative path from mount path to the asset

getAssetBackupPath

get the backup file path of asset file

Parameters

  • filePath string asset file path

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