Image Class Access Control Summary and Examples Table
From DLXS Documentation
Image Services
[http://www.umdl.umich.edu/ Digital Library Production
Service]
University of Michigan
[http://www.umdl.umich.edu/dlxs/ Digital Library eXtension
Service]
dlxs-help@umich.edu
It is important to also read the following documentation:
The following table represents all of the possible combinations of access control.
|
Descriptive Data |
Thumbnail Images |
Images (larger than thumbnail) |
CollMgr entryauth field or Collection Info Field 3 Value |
Entry Auth Field (DLXS_ea) Needed In Record(1) |
Environment Variable (add collid to this var) |
|---|---|---|---|---|---|
|
Unrestricted Access |
Unrestricted Access |
Unrestricted Access |
WORLD |
No |
PUBLIC_COLL |
|
Unrestricted Access |
Unrestricted Access |
Restricted |
COLLID |
No |
PUBLIC_COLL |
|
Unrestricted Access |
Unrestricted Access |
Mixed |
COLLID (this will be overridden by values found in the records Entry Auth Field (DLXS_ea). |
Yes Value of field mapped to DLXS_ea must be "WORLD" for records with images (larger than thumbnail) that should not be restricted. Value of field mapped to DLXS_ea must be "No Access" for records with images (larger than thumbnail) that should not be viewable by anyone. Other values will result in restricted access for the records images (larger than thumbnail). |
PUBLIC_COLL |
Restricted |
Restricted |
Mixed |
COLLID (this will be overridden by values found in the records Entry Auth Field (DLXS_ea). |
Yes Value of field mapped to DLXS_ea must be "No Access" for records with images (larger than thumbnail) that should not be viewable by anyone. Other values will results in the image being restricted to authorized users (larger than thumbnail). |
AUTHZD_COLL |
|
Restricted(2) |
Restricted |
Restricted |
COLLID |
No |
AUTHZD_COLL |
| Unrestricted | Unrestricted | No Access | No Access | No | PUBLIC_COLL |
| Restricted | Restricted | No Access | No Access | No | AUTHZD_COLL |
(1) Meaning, there needs to be a field in each source data record.
(2) Restricted in all cases means restricted to authorized users.
