Poznan Supercomputing and Networking Center dLibra Digital Library Framework Pawel Gruszczynski, Cezary Mazurek, Stanislaw Osinski, Andrzej Swedrzynski Poznan Supercomputing and Networking Center

Plan dLibra – what it is?dLibra – what it is? Electronic publicationElectronic publication Library organizationLibrary organization Document versioningDocument versioning Access managementAccess management Functionality of dLibraFunctionality of dLibra Next deliverablesNext deliverables

Poznan Supercomputing and Networking Center Digital Library Framework: dLibra System for multimedia content management and e-publishingSystem for multimedia content management and e-publishing Developed and funded internally by PSNCDeveloped and funded internally by PSNC Facilitates main phases of digital publication process by supporting three basic roles: reader, editor and publisherFacilitates main phases of digital publication process by supporting three basic roles: reader, editor and publisher Deployed in PSNC in May 2002 for internal publicationsDeployed in PSNC in May 2002 for internal publications

Poznan Supercomputing and Networking Center dLibra Support for digital publication processSupport for digital publication process –Setting up, accessing and maintaining a library of digital documents of various types –Manipulating library contents through GUI aplications –Providing users with library content SearchingSearching BrowsingBrowsing

Poznan Supercomputing and Networking Center Electronic publication Electronic publication – separated and well organized unit of content/informationElectronic publication – separated and well organized unit of content/information –Scientific paper, report, book, web site,... Structure of electronic publicationStructure of electronic publication –Single file (e.g. PDF, MS Word,...) –Set of files (html, jpg, gif,...)

Poznan Supercomputing and Networking Center Electronic publication lifecycle Developing electronic documentDeveloping electronic document Uploading document to the libraryUploading document to the library Enabling access to the document for library usersEnabling access to the document for library users Modifying electronic documentModifying electronic document Uploading modified filesUploading modified files Enabling new version for library usersEnabling new version for library users

Poznan Supercomputing and Networking Center Electronic publication lifecycle Developing electronic documentDeveloping electronic document Uploading document to the libraryUploading document to the library Enabling access to the document for library usersEnabling access to the document for library users Modifying electronic documentModifying electronic document Uploading modified filesUploading modified files Enabling new version for library usersEnabling new version for library users

Poznan Supercomputing and Networking Center Content organization Make the library easy to use for the readersMake the library easy to use for the readers Hierarchical library content organizationHierarchical library content organization MetadataMetadata

Poznan Supercomputing and Networking Center dLibra – Content organization dLibra root directory Computer networks Grids Other publications or directories Publication 1 Publication 2 Other publications or directories... images TOC.html chapter1.html Other publication files Hierarchical library content organizationHierarchical library content organization –Content management –Access management

Poznan Supercomputing and Networking Center dLibra – Metadata Multiple, user-defined attribute schemes for every entity in the libraryMultiple, user-defined attribute schemes for every entity in the library Attribute values stored in multiple languagesAttribute values stored in multiple languages Dublin Core metadata schemeDublin Core metadata scheme

Poznan Supercomputing and Networking Center Document versioning Let the documents develop freelyLet the documents develop freely Document-level versioningDocument-level versioning Object-level versioningObject-level versioning Managing subsequent revisions of publications objectsManaging subsequent revisions of publications objects BranchingBranching

Poznan Supercomputing and Networking Center dLibra – Document versioning Version 1.1 Version 1.2 Version 1.3 Version 1.1Version 1.2 Version 1.1 title.gif logo.gif body.html Edition 3Edition 2Edition 1 Publication level Objects level (components) Version 1.21

Poznan Supercomputing and Networking Center Access management Make the library easy to manageMake the library easy to manage Library-level access management (library administration)Library-level access management (library administration) Directory-level access managementDirectory-level access management Document-level access managementDocument-level access management Three user roles in dLibraThree user roles in dLibra

Poznan Supercomputing and Networking Center Acess management Rights Editor enables to alter access rights to library objectsRights Editor enables to alter access rights to library objects For a publicationFor a publication –View permits to read all published editions –Read permits to read all editions –Manage permits to manage publication For a branchFor a branch –Edit permits to update and put new files

Poznan Supercomputing and Networking Center dLibra - Functionality ReadersReaders –Web-based viewing of selected publications –Searching and browsing library

Poznan Supercomputing and Networking Center dLibra - Functionality EditorsEditors –uploading and retrieving publications or their components –advanced versioning supports managing of subsequent revisions of publication objects and branching

Poznan Supercomputing and Networking Center dLibra - Functionality PublishersPublishers –managing library structure –publishing and hiding publications, managing access rights and library resources

Poznan Supercomputing and Networking Center dLibra – Startup screen

Poznan Supercomputing and Networking Center Login

Publication browser

Poznan Supercomputing and Networking Center New publication wizard

Poznan Supercomputing and Networking Center Download wizard

Poznan Supercomputing and Networking Center Digital Library Framework: dLibra dLibra - next deliverablesdLibra - next deliverables –Control mechanisms for document review and acceptance –Copy protection –User notifying about changes in particular publication –Content-based publication searching –Management of interdisciplinary publications –Extended metadata model –Supporting open source databases –Publication editor based on well-defined structure (XML/DTD) –DTD and stylesheet editor

Poznan Supercomputing and Networking Center dLibra Digital Library Framework Pawel Gruszczynski, Cezary Mazurek, Stanislaw Osinski, Andrzej Swedrzynski Poznan Supercomputing and Networking Center