--- title: 'Asset De-Duplicator' url: 'https://docs.brix.ch/celum_extensions/asset_deduplicator' markdown: 'https://docs.brix.ch/celum_extensions/asset_deduplicator.md' lang: en date: '2026-10-26' description: 'Technical documentation for the CELUM Extension "Asset De-Duplicator" – Software developed by brix' taxonomy: category: - docs --- [](#) [ Welcome ](https://docs.brix.ch/) [ CELUM Extensions ](https://docs.brix.ch/celum_extensions) Asset De-Duplicator # Asset De-Duplicator ![No UI](https://img.shields.io/static/v1?label=UI&message=none&color=inactive) Prevents duplicate assets in certain nodes when adding assets or by a system task. #### Table of Contents - [Properties](#properties) - [General Properties](#general-properties) - - [assetDeduplication.license](#assetdeduplication-licens) - [assetDeduplication.mailFrom](#assetdeduplication-mailfr) - [Configuration Properties](#configuration-properties) - - [assetDeduplication.1.targetNodes](#assetdeduplication-1-targ) - [assetDeduplication.1.includeChildNodes](#assetdeduplication-1-incl) - [assetDeduplication.1.duplicatesNode.nodeId](#assetdeduplication-1-dupl) - [assetDeduplication.1.duplicatesInfofield](#assetdeduplication-1-dupl-1) - [assetDeduplication.1.keepMetadata.infofields](#assetdeduplication-1-keep) - [assetDeduplication.1.overwriteMetadata.infofields](#assetdeduplication-1-over) - [assetDeduplication.1.mergeMetadata.infofields](#assetdeduplication-1-merg) - [assetDeduplication.1.forceOverwriteMetadata.infofields](#assetdeduplication-1-forc) - [assetDeduplication.1.removeDuplicatesFromAllParents](#assetdeduplication-1-remo) - [assetDeduplication.1.listenerEnabled](#assetdeduplication-1-list) - [assetDeduplication.1.taskEnabled](#assetdeduplication-1-task) - [assetDeduplication.1.findAssetsByOriginalName](#assetdeduplication-1-find) - [assetDeduplication.1.compareDate](#assetdeduplication-1-comp) - [assetDeduplication.1.log.email](#assetdeduplication-1-log-) - [assetDeduplication.1.log.cron](#assetdeduplication-1-log--1) - [assetDeduplication.1.log.path](#assetdeduplication-1-log--2) - [assetDeduplication.1.compareChecksum](#assetdeduplication-1-comp-1) - [assetDeduplication.1.deleteFromTrashbin](#assetdeduplication-1-dele) - [Compatibility Matrix](#compatibility-matrix) - [Release Notes](#release-notes) - - [1.0](#1-0) - [2.0](#2-0) - [2.2](#2-2) ## Properties To be configured in {home}/appserver/conf/custom.properties ### General Properties ##### assetDeduplication.license > type: String, **required: yes**, default: - The license key for the plugin (product: assetDeduplication), provided by *brix*. ##### assetDeduplication.mailFrom > type: String, required: no, default: - Defines the sender for log mails. ### Configuration Properties syntax: assetDeduplication.{1..n}.{property} e.g. assetDeduplication.1.targetNodes=11, assetDeduplication.2.target=12 ##### assetDeduplication.1.targetNodes > type: long, **required: yes**, default: - ID of the node where the plugin prevents duplicate assets ##### assetDeduplication.1.includeChildNodes > type: boolean, required: false, default: false Prevent duplicate assets even in child nodes of the target node ##### assetDeduplication.1.duplicatesNode.nodeId > type: long, required: false, default: - Node to which duplicate assets are moved ##### assetDeduplication.1.duplicatesInfofield > type: long, required: false, default: - Checkbox infofield id for a checkbox that will be checked if duplicates for an asset are found ##### assetDeduplication.1.keepMetadata.infofields > type: list of long (comma-separated), required: false, default: - Infofields that will be kept in the original asset (not overwritten by the metadata of a duplicate) ##### assetDeduplication.1.overwriteMetadata.infofields > type: list of long (comma-separated), required: false, default: - Infofields that will be overwritten in the original asset with the metadata of a new duplicate ##### assetDeduplication.1.mergeMetadata.infofields > type: list of long (comma-separated), required: false, default: - Infofields that will be merged in the original asset with the metadata of a new duplicate ##### assetDeduplication.1.forceOverwriteMetadata.infofields > type: list of long (comma-separated), required: false, default: - Infofields that will be force overwritten in the original asset with the metadata of a new duplicate (means also empty values will be written) ##### assetDeduplication.1.removeDuplicatesFromAllParents > type: boolean, required: false, default: false Remove found duplicates from all parents, not only from the target node ##### assetDeduplication.1.listenerEnabled > type: boolean, required: false, default: false Enable the AddToNode Listener for the target node, when an asset is added to the node, it will be checked for duplicates ##### assetDeduplication.1.taskEnabled > type: boolean, required: false, default: false Enables a system task that checks the target node for duplicates ##### assetDeduplication.1.findAssetsByOriginalName > type: boolean, required: false, default: false Find duplicates by the original name, default is by the asset name ##### assetDeduplication.1.compareDate > type: created, modified or version, required: false, default: created Defines by which date the original asset will be identified ##### assetDeduplication.1.log.email > type: String, required: false, default: - Email address to which logs will be sent ##### assetDeduplication.1.log.cron > type: time (seconds minutes hours days months years, separated with "space") , required: false, default: - Defines when log mails will be sent ##### assetDeduplication.1.log.path > type: String, required: false, default: - Path where log files will be stored ##### assetDeduplication.1.compareChecksum > type: String, required: false, default: - Path where log files will be stored ##### assetDeduplication.1.deleteFromTrashbin > type: boolean, required: false, default: - Deletes duplicates from the trashbin as well, after removing it from all parents ## Compatibility Matrix | assetDeduplication | CELUM (min. version) | |---|---| | 1.0.0 | 6.5.0 | | 2.0.0 | 5.13.4 (tested with 6.4) | | 2.1.0 | 5.13.4 (tested with 6.4) | | 2.2.0 | 6.20 | ## Release Notes #### 1.0 > Released 2020-07-03 - Initial Version #### 2.0 > Released 2016-08-13 - Version 2.0 with new features #### 2.2 > Released 2025-02-24 - Compatibility with CELUM 6.20 [ ](https://docs.brix.ch/celum_extensions/version_viewer) [](https://docs.brix.ch/celum_extensions/sidebar_map) --- ## Navigation - 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