Re: [Dspace-tech] thumbnails restricted if main item is restricted

2010-11-04 Thread George Stanley Kozak
Steve:

This is the way that thumbnails have worked for me at my site (we have been 
using DSpace since 2003).  It can be frustrating.  Your solution is 
interesting.  I never thought about going into SQL to update the policies on 
the thumbnail bundles.  I am not sure if there are any other solutions.

George Kozak
Digital Library Specialist
Cornell University Library Information Technologies (CUL-IT)
501 Olin Library
Cornell University
Ithaca, NY 14853
607-255-8924

-Original Message-
From: Steve Swinsburg [mailto:steve.swinsb...@gmail.com] 
Sent: Wednesday, November 03, 2010 9:39 PM
To: dspace-tech@lists.sourceforge.net
Subject: Re: [Dspace-tech] thumbnails restricted if main item is restricted

We've fixed this up with some carefully crafted SQL to update the policies to 
the Anonymous group for the bitstreams in the thumbnail bundles, but it would 
be interesting to know if this is actually how things are meant to work, ie 
inherit the permissions from the parent item when generating the thumbnails.

regards,
Steve


On 04/11/2010, at 10:53 AM, Steve Swinsburg wrote:

 Hi,
 
 We have a situation where some items in a collection are restricted, ie you 
 need to login to access the full version. However we want the thumbnails and 
 branded previews to still show up for the general public.
 
 When we run the thumbnail generator, it seems to inherit the permissions from 
 the main bitstream, which means if the bitstream is protected, the thumbnail 
 doesn't show up unless you are logged in and have the appropriate permission.
 
 Is this a common situation? We've inherited this instance so it might be a 
 change made by people before us, but if anyone has addressed this, it would 
 be great to hear from you.
 
 thanks,
 Steve
 
 


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Re: [Dspace-tech] thumbnails restricted if main item is restricted

2010-11-04 Thread Jason Fowler
I've used sql as well to update thumbnails. I do wish that this feature made 
thumbnails readable by default.

Jason Fowler, CA, MSLS
Archives and Special Collections Librarian
The Southern Baptist Theological Seminary
President, ALABI
502-897-4573
jfow...@sbts.edu

From: George Stanley Kozak [g...@cornell.edu]
Sent: Thursday, November 04, 2010 8:59 AM
To: Steve Swinsburg; dspace-tech@lists.sourceforge.net
Subject: Re: [Dspace-tech] thumbnails restricted if main item is restricted

Steve:

This is the way that thumbnails have worked for me at my site (we have been 
using DSpace since 2003).  It can be frustrating.  Your solution is 
interesting.  I never thought about going into SQL to update the policies on 
the thumbnail bundles.  I am not sure if there are any other solutions.

George Kozak
Digital Library Specialist
Cornell University Library Information Technologies (CUL-IT)
501 Olin Library
Cornell University
Ithaca, NY 14853
607-255-8924

-Original Message-
From: Steve Swinsburg [mailto:steve.swinsb...@gmail.com]
Sent: Wednesday, November 03, 2010 9:39 PM
To: dspace-tech@lists.sourceforge.net
Subject: Re: [Dspace-tech] thumbnails restricted if main item is restricted

We've fixed this up with some carefully crafted SQL to update the policies to 
the Anonymous group for the bitstreams in the thumbnail bundles, but it would 
be interesting to know if this is actually how things are meant to work, ie 
inherit the permissions from the parent item when generating the thumbnails.

regards,
Steve


On 04/11/2010, at 10:53 AM, Steve Swinsburg wrote:

 Hi,

 We have a situation where some items in a collection are restricted, ie you 
 need to login to access the full version. However we want the thumbnails and 
 branded previews to still show up for the general public.

 When we run the thumbnail generator, it seems to inherit the permissions from 
 the main bitstream, which means if the bitstream is protected, the thumbnail 
 doesn't show up unless you are logged in and have the appropriate permission.

 Is this a common situation? We've inherited this instance so it might be a 
 change made by people before us, but if anyone has addressed this, it would 
 be great to hear from you.

 thanks,
 Steve




--
The Next 800 Companies to Lead America's Growth: New Video Whitepaper
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Billion shares his insights and actions to help propel your
business during the next growth cycle. Listen Now!
http://p.sf.net/sfu/SAP-dev2dev
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Re: [Dspace-tech] thumbnails restricted if main item is restricted

2010-11-04 Thread Steve Swinsburg
Hi George,

Thanks for your reply. Do you have open access to any of your content or is it 
all restricted? We have a mix which makes running the filter-media etc scripts 
interesting.

Ideally the solution would be to set permissions at a collection level for each 
of the types of bundles. The item permissions would then inherit from the 
collection, or override if policies are set on individual items.. I don't seem 
to be able to do that (1.5).

For reference, heres the (cutdown) SQL. This will update all thumbnail 
bitstream policies and set them to anonymous. We only had to do it for one 
group though. If you want to update intermediates, change THUMBNAIL to 
BRANDED_PREVIEW.
update resourcepolicy
set epersongroup_id=0
where policy_id in (
select 
 rp.policy_id
from 
 resourcepolicy rp, 
 bundle2bitstream bb, 
 bundle b 
where 
 b.name='THUMBNAIL' 
and b.bundle_id=bb.bundle_id
and bb.bitstream_id=rp.resource_id
);
cheers,
Steve

On 04/11/2010, at 11:59 PM, George Stanley Kozak wrote:

 Steve:
 
 This is the way that thumbnails have worked for me at my site (we have been 
 using DSpace since 2003).  It can be frustrating.  Your solution is 
 interesting.  I never thought about going into SQL to update the policies on 
 the thumbnail bundles.  I am not sure if there are any other solutions.
 
 George Kozak
 Digital Library Specialist
 Cornell University Library Information Technologies (CUL-IT)
 501 Olin Library
 Cornell University
 Ithaca, NY 14853
 607-255-8924
 
 -Original Message-
 From: Steve Swinsburg [mailto:steve.swinsb...@gmail.com] 
 Sent: Wednesday, November 03, 2010 9:39 PM
 To: dspace-tech@lists.sourceforge.net
 Subject: Re: [Dspace-tech] thumbnails restricted if main item is restricted
 
 We've fixed this up with some carefully crafted SQL to update the policies to 
 the Anonymous group for the bitstreams in the thumbnail bundles, but it would 
 be interesting to know if this is actually how things are meant to work, ie 
 inherit the permissions from the parent item when generating the thumbnails.
 
 regards,
 Steve
 
 
 On 04/11/2010, at 10:53 AM, Steve Swinsburg wrote:
 
 Hi,
 
 We have a situation where some items in a collection are restricted, ie you 
 need to login to access the full version. However we want the thumbnails and 
 branded previews to still show up for the general public.
 
 When we run the thumbnail generator, it seems to inherit the permissions 
 from the main bitstream, which means if the bitstream is protected, the 
 thumbnail doesn't show up unless you are logged in and have the appropriate 
 permission.
 
 Is this a common situation? We've inherited this instance so it might be a 
 change made by people before us, but if anyone has addressed this, it would 
 be great to hear from you.
 
 thanks,
 Steve
 
 
 
 
 --
 The Next 800 Companies to Lead America's Growth: New Video Whitepaper
 David G. Thomson, author of the best-selling book Blueprint to a 
 Billion shares his insights and actions to help propel your 
 business during the next growth cycle. Listen Now!
 http://p.sf.net/sfu/SAP-dev2dev
 ___
 DSpace-tech mailing list
 DSpace-tech@lists.sourceforge.net
 https://lists.sourceforge.net/lists/listinfo/dspace-tech

--
The Next 800 Companies to Lead America's Growth: New Video Whitepaper
David G. Thomson, author of the best-selling book Blueprint to a 
Billion shares his insights and actions to help propel your 
business during the next growth cycle. Listen Now!
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Re: [Dspace-tech] thumbnails restricted if main item is restricted

2010-11-04 Thread Stuart Lewis
Hi Steve and George,

I've opened up a JIRA issue to discuss this: 

 - https://jira.duraspace.org/browse/DS-740

The code that sets this at the moment is very simple, just two lines long.  
First all the permissions are cleared on the thumbnail, and then they are set 
to copy the parent.  It could be quite easy to override this, but we need to be 
careful as not all filtered bitstreams would need this sort of treatment (e.g. 
extracted text of private documents).  

For example if the requirement was for a new filter-media command line option 
that says 'set all derivative bitstreams in the THUMBNAIL bundle to be 
Anonymous READ' then this wouldn't be too hard to do.

If you could comment on the JIRA issue with your thoughts and requirements, 
that would be great.

Thanks,


Stuart Lewis
IT Innovations Analyst and Developer
Te Tumu Herenga The University of Auckland Library
Auckland Mail Centre, Private Bag 92019, Auckland 1142, New Zealand
Ph: +64 (0)9 373 7599 x81928



On 5/11/2010, at 2:32 AM, Steve Swinsburg wrote:

 Hi George,
 
 Thanks for your reply. Do you have open access to any of your content or is 
 it all restricted? We have a mix which makes running the filter-media etc 
 scripts interesting.
 
 Ideally the solution would be to set permissions at a collection level for 
 each of the types of bundles. The item permissions would then inherit from 
 the collection, or override if policies are set on individual items.. I don't 
 seem to be able to do that (1.5).
 
 For reference, heres the (cutdown) SQL. This will update all thumbnail 
 bitstream policies and set them to anonymous. We only had to do it for one 
 group though. If you want to update intermediates, change THUMBNAIL to 
 BRANDED_PREVIEW.
 update resourcepolicy
 set epersongroup_id=0
 where policy_id in (
 select 
  rp.policy_id
 from 
  resourcepolicy rp, 
  bundle2bitstream bb, 
  bundle b 
 where 
  b.name='THUMBNAIL' 
 and b.bundle_id=bb.bundle_id
 and bb.bitstream_id=rp.resource_id
 );
 
 cheers,
 Steve
 
 On 04/11/2010, at 11:59 PM, George Stanley Kozak wrote:
 
 Steve:
 
 This is the way that thumbnails have worked for me at my site (we have been 
 using DSpace since 2003).  It can be frustrating.  Your solution is 
 interesting.  I never thought about going into SQL to update the policies on 
 the thumbnail bundles.  I am not sure if there are any other solutions.
 
 George Kozak
 Digital Library Specialist
 Cornell University Library Information Technologies (CUL-IT)
 501 Olin Library
 Cornell University
 Ithaca, NY 14853
 607-255-8924
 
 -Original Message-
 From: Steve Swinsburg [mailto:steve.swinsb...@gmail.com] 
 Sent: Wednesday, November 03, 2010 9:39 PM
 To: dspace-tech@lists.sourceforge.net
 Subject: Re: [Dspace-tech] thumbnails restricted if main item is restricted
 
 We've fixed this up with some carefully crafted SQL to update the policies 
 to the Anonymous group for the bitstreams in the thumbnail bundles, but it 
 would be interesting to know if this is actually how things are meant to 
 work, ie inherit the permissions from the parent item when generating the 
 thumbnails.
 
 regards,
 Steve
 
 
 On 04/11/2010, at 10:53 AM, Steve Swinsburg wrote:
 
 Hi,
 
 We have a situation where some items in a collection are restricted, ie you 
 need to login to access the full version. However we want the thumbnails 
 and branded previews to still show up for the general public.
 
 When we run the thumbnail generator, it seems to inherit the permissions 
 from the main bitstream, which means if the bitstream is protected, the 
 thumbnail doesn't show up unless you are logged in and have the appropriate 
 permission.
 
 Is this a common situation? We've inherited this instance so it might be a 
 change made by people before us, but if anyone has addressed this, it would 
 be great to hear from you.
 
 thanks,
 Steve
 
 
 
 
 --
 The Next 800 Companies to Lead America's Growth: New Video Whitepaper
 David G. Thomson, author of the best-selling book Blueprint to a 
 Billion shares his insights and actions to help propel your 
 business during the next growth cycle. Listen Now!
 http://p.sf.net/sfu/SAP-dev2dev
 ___
 DSpace-tech mailing list
 DSpace-tech@lists.sourceforge.net
 https://lists.sourceforge.net/lists/listinfo/dspace-tech
 
 ATT1..txtATT2..txt



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The Next 800 Companies to Lead America's Growth: New Video Whitepaper
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business during the next growth cycle. Listen Now!
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[Dspace-tech] thumbnails restricted if main item is restricted

2010-11-03 Thread Steve Swinsburg
Hi,

We have a situation where some items in a collection are restricted, ie you 
need to login to access the full version. However we want the thumbnails and 
branded previews to still show up for the general public.

When we run the thumbnail generator, it seems to inherit the permissions from 
the main bitstream, which means if the bitstream is protected, the thumbnail 
doesn't show up unless you are logged in and have the appropriate permission.

Is this a common situation? We've inherited this instance so it might be a 
change made by people before us, but if anyone has addressed this, it would be 
great to hear from you.

thanks,
Steve



--
The Next 800 Companies to Lead America's Growth: New Video Whitepaper
David G. Thomson, author of the best-selling book Blueprint to a 
Billion shares his insights and actions to help propel your 
business during the next growth cycle. Listen Now!
http://p.sf.net/sfu/SAP-dev2dev
___
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Re: [Dspace-tech] thumbnails restricted if main item is restricted

2010-11-03 Thread Steve Swinsburg
We've fixed this up with some carefully crafted SQL to update the policies to 
the Anonymous group for the bitstreams in the thumbnail bundles, but it would 
be interesting to know if this is actually how things are meant to work, ie 
inherit the permissions from the parent item when generating the thumbnails.

regards,
Steve


On 04/11/2010, at 10:53 AM, Steve Swinsburg wrote:

 Hi,
 
 We have a situation where some items in a collection are restricted, ie you 
 need to login to access the full version. However we want the thumbnails and 
 branded previews to still show up for the general public.
 
 When we run the thumbnail generator, it seems to inherit the permissions from 
 the main bitstream, which means if the bitstream is protected, the thumbnail 
 doesn't show up unless you are logged in and have the appropriate permission.
 
 Is this a common situation? We've inherited this instance so it might be a 
 change made by people before us, but if anyone has addressed this, it would 
 be great to hear from you.
 
 thanks,
 Steve
 
 


--
The Next 800 Companies to Lead America's Growth: New Video Whitepaper
David G. Thomson, author of the best-selling book Blueprint to a 
Billion shares his insights and actions to help propel your 
business during the next growth cycle. Listen Now!
http://p.sf.net/sfu/SAP-dev2dev
___
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