[eml-dev] [Bug 2702] New: - Data Manager Library: Support for online URL references

[bugzilla-daemon@ecoinformatics.org]

http://bugzilla.ecoinformatics.org/show_bug.cgi?id=2702

           Summary: Data Manager Library: Support for online URL references
           Product: EML
           Version: 2.0.1
          Platform: Other
        OS/Version: All
            Status: NEW
          Severity: minor
          Priority: P3
         Component: datamanager
        AssignedTo: tao at nceas.ucsb.edu
        ReportedBy: dcosta at lternet.edu
         QAContact: eml-dev at ecoinformatics.org


Next release.  Again, this will be rare.  Not much to be gained from a URL
reference.

Matt

Duane Costa wrote:
> Matt, Mark:
> 
> Do you think that handling references to online URLs should be a 
> requirement for the first release of the Data Manager Library (1.0.0), or recorded as an enhancement for the next release (1.1.0)?
> 
> Thanks,
> Duane
> 
>> -----Original Message-----
>> From: Jing Tao [mailto:tao at nceas.ucsb.edu]
>> Sent: Wednesday, December 13, 2006 9:06 PM
>> To: Duane Costa
>> Cc: 'inigo san gil'; 'Mark Servilla'
>> Subject: RE: In-line data
>>
>> Hi, Duane:
>>
>> Yeah, current eml parser coudn't handle the reference for online url. 
>> It can handle reference for attributeList and attribute. We can add 
>> supporting online url reference as new feature into our data manager 
>> library.
>>
>> Thanks,
>>
>> Jing
>>
>> Jing Tao
>> National Center for Ecological
>> Analysis and Synthesis (NCEAS)
>> 735 State St. Suite 204
>> Santa Barbara, CA 93101
>>
>> On Wed, 13 Dec 2006, Duane Costa wrote:
>>
>>> Date: Wed, 13 Dec 2006 15:37:27 -0700
>>> From: Duane Costa <dcosta at lternet.edu>
>>> To: 'Jing Tao' <tao at nceas.ucsb.edu>
>>> Cc: 'inigo san gil' <isangil at lternet.edu>,
>>>     'Mark Servilla' <servilla at lternet.edu>
>>> Subject: RE: In-line data
>>>
>>> Hi Jing,
>>>
>>> Inigo and I have looked into the second issue below a
>> little more (the
>>> question about FTP protocol). The problem was not the FTP
>> protocol --
>>> we changed to HTTP and the Data Manager library had the
>> same problem downloading the data. The problem is that the metadata 
>> is using a reference to the URL to the data like this:
>>> <dataTable>
>>> .
>>> .
>>> .
>>> <distribution>
>>>  <references>distributionReference</references>
>>> </distribution>
>>>
>>> In another part of the EML, we have:
>>>
>>> <distribution id="distributionReference">  <online>
>>>    <url>
>>> http://lternet.lternet.edu/~isangil/NIN/nin_met_1982.txt
>>>    </url>
>>>  </online>
>>> </distribution>
>>>
>>>
>>> Because of the reference, Data Manager has no value for the
>> entity identifier, and the download handler is not able to download 
>> the
>>> data. So it seems that this is a legal EML document but the
>> EML parser is not able to follow the reference to the URL for the 
>> data.
>>> Here is a link to the document that is having the problem:
>>>
>>> http://lternet.lternet.edu/~isangil/NIN/nin_lter_met_1982.xml
>>>
>>> Could you take a look?
>>>
>>> Thanks,
>>> Duane