A Basic Introduction

1

• A Basic Introduction
• By Scott Phillips
• 2005/8/7

2
Agenda

• What is DSpace and what does it do?
• The DSpace Information Model
• Components Features of DSpace
• How to Install DSpace

3
DSpace is

• DSpace is a Digital Repository System
• Institutional Repositories
• Learning Object Repositories
• Open source development model
• BSD license
• HP MIT
• 86 Instances of DSpace around the world
• (Source the DSpace wiki)

4
DSpace does

• Captures
• Digital research material directly from the
  creators
• Describes
• Allows descriptive technical and right metadata
• Assigns persistent identifiers
• Distributes
• Searches metadata
• Delivers content over the web
• Preserves
• Content in supported formats for long term
  preservation

5
Information Model

• Communities
• Research units of the organization
• Collections
• Arbitrary Groupings of Items
• Items
• Logical units of content
• Receive persistent identifiers
• Bitstreams
• Individual digital files

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Communities Collections

• Hierarchical organization of communities and
  collections
• Mirror the university structure
• Community
• SubCommunity
• Collection
• SubCommunity
• Collection
• SubComunity
• Collection

Community List
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Items Bitstreams

• Items are digital artifacts collected in DSpace
• Composed of
• Qualified Dublin Core Metadata
• Bitstreams Bundles

DSpace Item
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Metadata

• Descriptive
• Qualified Dublin Core
• Administrative Metadata
• Who can access it, remove it, change it, etc.
• Structural Metadata
• Very basic
• Bitstreams Bundles

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Components Features
10
Handle System

• One handle per Item
• URL is independent of the actual resource
  location
• Ex
• http//hdl.handle.net/123456789/1308

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Dublin Core Registry

• Maintain what metadata fields may exist for an
  item in DSpace.
• Qualified Dublin core

Dublin Core Registry
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Format Registry

• Determine what formats are supported in DSpace.
• Three levels of support
• Supported
• Known
• Unknown

Format Registry
13
E-People

• An account with DSpace
• Several forms of authentication
• Password
• LDAP
• MITs x509 certificates
• May have privileges on
• Communities
• Collections
• Items
• Bundle
• Bitstream

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Ingestion

• Ingestion getting stuff into DSpace
• Batch Import
• Many at a time
• Needs to be in a specific format
• XML encoded metadata
• Bitstreams
• Web Based Submission
• One at a time
• Flexibility in the metadata

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Ingestion Process
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Submission Workflow

• Step 1 May reject the submission
• Step 2 Edit metadata or reject
• Step 3 Edit metadata

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Installing DSpace
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Technology

• Preferably a UNIX-like OS
• Easy Solaris, Linux, OS X
• Hard Windows
• Java 1.4 (next version will require 1.5)
• Apache Ant 1.5
• PostgreSQL 7.3
• Jakarta Tomcat 4.x / 5.x

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Installing DSpace

• Determine where to install
• dspace-source
• The source code for DSpace
• dspace
• Where to install DSpace
• tomcat
• Where tomcat is installed

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Installing DSpace

• Download the latest DSpace
• http//dspace.org/
• Create the DSpace user
• useradd m dspace
• Create a DSpace database
• createuser U postgres d A p dspace
• createdb U dspace E UNICODE dspace

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Installing DSpace

• Modify the dspace.cfg
• dspace.url
• dspace.hostname
• dspace.name
• db.password db.user
• mail.server
• mail.from.address
• feedback.recipient
• mail.admin

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Installing DSpace

• Compile DSpace
• cd dspace-source
• ant fresh_install
• Deploy the WAR file
• cp dspace-source/build/.war tomcat/webapps
• Create the initial administrator account
• dspace/bin/create-administrator

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