Re: [greenstone-users] Displaying multiple metadata values individually?
| From | Axel schild |
| Date | Thu, 01 Sep 2005 10:27:56 +0200 |
| Subject | Re: [greenstone-users] Displaying multiple metadata values individually? |
| In-Reply-To | (Pine-LNX-4-44-0509011116220-10303-100000-fornax-it-iitb-ac-in) |
| Hi Chaitra,
now this error message puzzles me a bit. IE will output this error code,
Regards, Axel Chaitra Rao schrieb: >Hi Axel,
>>>>>>>>>>><center> >>>>>>>>>>><table width=537><tr><td align=right> >>>>>>>>>>>_icontab__javalinks_</td></tr></table> >>>>>>>>>>></center> >>>>>>>>>>>} >>>>>>>>>>> >>>>>>>>>>>After that I placed the above lines in extra.dm and also the >>>>>>>>>>>foll javascript: >>>>>>>>>>>### Self-made Javascript functions >>>>>>>>>>>{ >>>>>>>>>>>function ExtractCommNames() { >>>>>>>>>>>var res; >>>>>>>>>>>a = CommName.outerText.split(";"); >>>>>>>>>>>resolver = a[0]+ "&q="; >>>>>>>>>>>b = a[1].split("+%3b+"); >>>>>>>>>>>c = a[2].split("_"); >>>>>>>>>>>res = ""; >>>>>>>>>>>for (i = 0; i < b.length ;i++) >>>>>>>>>>>{ >>>>>>>>>>> res = res + "<a href=" + resolver + b[i]+ "&h=daa&t=1>" + c[i] + >>>>>>>>>>>"&w=utf-8" +"</a><br/>"; >>>>>>>>>>>} >>>>>>>>>>>CommName.outerHTML = res; >>>>>>>>>>>} >>>>>>>>>>> >>>>>>>>>>>After I built the collection, I can see the long url but no hyperlink, >>>>>>>>>>>which I guess the javascript is supposed to generate. I think there's some >>>>>>>>>>>mistake somewhere. It'll be nice if you can help me :) Let me know if you >>>>>>>>>>>want more details about the collection. >>>>>>>>>>> >>>>>>>>>>>Thanks and Regards, >>>>>>>>>>>Chaitra >>>>>>>>>>> >>>>>>>>>>>On Thu, 27 Jan 2005, schild wrote: >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>>>Hi everyone again, >>>>>>>>>>>> >>>>>>>>>>>>I figured out a way how to solve the problem myself by now. It is maybe >>>>>>>>>>>>a quick and dirty solution, but it works by using simple Javascript >>>>>>>>>>>>functions. For the ones that are interested and want to do the same >>>>>>>>>>>>thing as me: here is how I did it: >>>>>>>>>>>> >>>>>>>>>>>>The inital problem first again: Instead of displaying an html version of >>>>>>>>>>>>the documents of my collection, I display a bibliographical record of >>>>>>>>>>>>all the assigned metadata elements. The values of these metadata >>>>>>>>>>>>elements are hyperlinked, such that clicking on a string starts a search >>>>>>>>>>>>query for this value in the corresponding index across the whole >>>>>>>>>>>>collection. An example to clarify the problem: all of my documetns have >>>>>>>>>>>>authors assigned as metadata. When clicking on the display document >>>>>>>>>>>>button the mentioned bibliographic record for that specific document >>>>>>>>>>>>appears. Imagine this document has two authors, "A" and "B". Clicking on >>>>>>>>>>>>the hyperlinked "A" string of the bib. record will execute a search >>>>>>>>>>>>across the whole document collection for "A" in the "author" index. The >>>>>>>>>>>>produced and displayed search results include all other documents >>>>>>>>>>>>created by "A". >>>>>>>>>>>>The problem with multiple assigned metadata values (e.g. multiple >>>>>>>>>>>>authors) is that you can either access the complete string (all values) >>>>>>>>>>>>or just the first one. If you use the statement [siblings(All"; >>>>>>>>>>>>")dc.creator], it will return a string off all values, with each value >>>>>>>>>>>>separated by a semicolon (in the example this produces the string "A; >>>>>>>>>>>>B"). On the contrary [dc.creator] only displays the first value (which >>>>>>>>>>>>is "A"). For a hyperlink connect to each value individually you can do >>>>>>>>>>>>the following (this is how I did it) >>>>>>>>>>>> >>>>>>>>>>>>Use the format string below in the collect.cfg file (for my collection I >>>>>>>>>>>>put this string in "format DocumentText" statement) >>>>>>>>>>>> >>>>>>>>>>>>{If}{[dc.Creator], >>>>>>>>>>>><tr> >>>>>>>>>>>><td align=right valign=top><b>Authors:</b></td> >>>>>>>>>>>><td align=left valign=bottom><label name=AuthorField id=AuthorField> >>>>>>>>>>>>/gsdlmod?e=d-00000-00---off-0gsarch--00-0----0-10-0---0---0direct-10---4-----dfr--0-1l--11-en-50---20-preferences-Sharad+Jadhav--00-0-1-00-0--4----0-0-11-10-0utfZz-8-00&a=q;[cgisafe:sibling(All:' ; >>>>>>>>>>>>'):dc.Creator];[sibling(All:'_'):dc.Creator]</label></td> >>>>>>>>>>>></tr>} >>>>>>>>>>>> >>>>>>>>>>>>Notice, that statement includes a label definition with the name >>>>>>>>>>>>"AuthorField". "/gsdlmod?e=d-00000-00---off-0gsarch--00-0----0-10-0---0---0direct-10---4-----dfr--0-1l--11-en-50---20-preferences-Sharad+Jadhav--00-0-1-00-0--4----0-0-11-10-0utfZz-8-00&a=q" is a macro which resolves into the >>>>>>>>>>>>http-address of query page of the collection. "[cgisafe:sibling(All:' ; >>>>>>>>>>>>'):dc.Creator]" will be evaluated to the string as mentioned above with >>>>>>>>>>>>the exception, that cgisafe is a cgiscript, which will replace all >>>>>>>>>>>>special characters with UTF-8 encoding, such that it can be used within >>>>>>>>>>>>a web address. [sibling(All:'_'):dc.Creator] produces a similar string >>>>>>>>>>>>without replaced special characters. Notice the different separation >>>>>>>>>>>>symbols, these are needed later on. >>>>>>>>>>>> >>>>>>>>>>>>Additional changes have to be made in order to make this whole thing >>>>>>>>>>>>work. You further need to change the >>>>>>>>>>>>the package of the page, the format string will be displayed in (in my >>>>>>>>>>>>case the document package). The change is that _htmlhead has to be >>>>>>>>>>>>parametrized with >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>>Javascipt function, which is called on loading the corresponding page >>>>>>>>>>>>(the document display page). Since you do not want to mess in the >>>>>>>>>>>>standard macro files, create your one extra.dm file and override the >>>>>>>>>>>>chosen macro with a collection specific macro. In my example this is >>>>>>>>>>>>done by the code sequence >>>>>>>>>>>> >>>>>>>>>>>>package document >>>>>>>>>>>> >>>>>>>>>>>>###document display >>>>>>>>>>>> >>>>>>>>>>>>###HTML-Page Header >>>>>>>>>>>>_textheader_ [c=exacol] { >>>>>>>>>>>> >>>>>>>>>>>><center> >>>>>>>>>>>><table width=537><tr><td align=right> >>>>>>>>>>>>_icontab__javalinks_</td></tr></table> >>>>>>>>>>>></center> >>>>>>>>>>>>} >>>>>>>>>>>> >>>>>>>>>>>>Now all that is missing is the Javascript function which has to be >>>>>>>>>>>>included into the macro of the same package. Copy this >>>>>>>>>>>>macro out of the corresponding standard macro file and paste it into >>>>>>>>>>>>your extra.dm file. Make the neccessary modification which is in my case >>>>>>>>>>>> >>>>>>>>>>>>### Self-made Javascript functions >>>>>>>>>>>>{ >>>>>>>>>>>>function ExtractAuthors() { >>>>>>>>>>>>var res; >>>>>>>>>>>>a = AuthorField.outerText.split(";"); >>>>>>>>>>>>resolver = a[0]+"&q="; >>>>>>>>>>>>b = a[1].split("+%3b+"); >>>>>>>>>>>>c = a[2].split("_"); >>>>>>>>>>>>res = ""; >>>>>>>>>>>>for (i = 0; i < b.length ;i++) >>>>>>>>>>>>{ >>>>>>>>>>>> res = res + "<a href=" + resolver + b[i]+ "&h=dd0&t=0>" + c[i] + >>>>>>>>>>>>"</a><br/>"; >>>>>>>>>>>>} >>>>>>>>>>>>AuthorField.outerHTML = res; >>>>>>>>>>>>} >>>>>>>>>>>> >>>>>>>>>>>>You see the included Javascript function, which evaluates the string of >>>>>>>>>>>>the defined label, splits it into serveral strings and composes a string >>>>>>>>>>>>out of thoses values, which is then set to the "outerHTML" element of >>>>>>>>>>>>the label. This will actually work (believe it or not!). As I said, it >>>>>>>>>>>>is probably not the most efficient and the cleanest way of achieve this >>>>>>>>>>>>functionality, but who cares. >>>>>>>>>>>> >>>>>>>>>>>>Well, time to leave >>>>>>>>>>>> >>>>>>>>>>>>Axel Schild >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>>schild schrieb: >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>>>Hi everyone, >>>>>>>>>>>>> >>>>>>>>>>>>>I am fairly new to the Greenstone community, so I do not know whether >>>>>>>>>>>>>this question has been asked before... (although I did some extensive >>>>>>>>>>>>>research on the postings in the mailing list). I am in the process of >>>>>>>>>>>>>constructing my first Greenstone demo collection. At the moment I am >>>>>>>>>>>>>trying to figure out some customizing features of the software and ran >>>>>>>>>>>>>across the following problem: >>>>>>>>>>>>> >>>>>>>>>>>>>I assigned multiple values to various metadata fields, as for instance >>>>>>>>>>>>>"dc.creator". Now I found out from the FAQ section that it is possible >>>>>>>>>>>>>to display the first entry using just [dc.creator] or all of them >>>>>>>>>>>>>using [(sibling(All):dc.creator]. I wonder whether it is possible to >>>>>>>>>>>>>display all of them individually. The reason for me wanting to do this >>>>>>>>>>>>>is the following: >>>>>>>>>>>>> >>>>>>>>>>>>>In my collection I would like to display a bibliographical record of >>>>>>>>>>>>>each document first, in which metadata elements hyperlinked. >>>>>>>>>>>>>It should be possible to initiate a search for other documents of a >>>>>>>>>>>>>specific author, by just clicking on the authors name, that is >>>>>>>>>>>>>displayed in the bibliographical record. An example is for this is >>>>>>>>>>>>>given below >>>>>>>>>>>>> >>>>>>>>>>>>>*Creator:* E. Kerrigan >>>>>>>>>>>>>A. Bemporad >>>>>>>>>>>>>D. Mignone >>>>>>>>>>>>>M. Morari >>>>>>>>>>>>>J. Maciejowski >>>>>>>>>>>>><gsdl?e=d-0-00-hyconexa--00-0-0--0prompt-10---4------0-1l--1-en-50---20-about---00031-001-1-0utfZz-8-00&a=q&q=E%2e+KerriganA%2e+BemporadD%2e+MignoneM%2e+MorariJ%2e+Maciejowski&h=dd0&t=1> >>>>>>>>>>>>> >>>>>>>>>>>>>*Rights:* Public >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>>Does anyone know a solution to my problem (basically how to access >>>>>>>>>>>>>metadata field individually)? >>>>>>>>>>>>> >>>>>>>>>>>>>Thanks in advance and keep up the outstanding development of >>>>>>>>>>>>>Greenstone :-), >>>>>>>>>>>>> >>>>>>>>>>>>>Axel Schild >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>> >>>>>>>>>>>>-- >>>>>>>>>>>>---------------------------------------------- >>>>>>>>>>>> >>>>>>>>>>>>Dipl.-Ing. Axel Schild >>>>>>>>>>>>Automatisierungstechnik und Prozessinformatik >>>>>>>>>>>>Ruhr-Universitaet Bochum IC-3/151 >>>>>>>>>>>>D-44780 Bochum, Germany >>>>>>>>>>>> >>>>>>>>>>>>Tel: +49 234 32 25203 >>>>>>>>>>>>Fax: +49 234 32 14101 >>>>>>>>>>>>E-mail: schild@atp.rub.de >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>>_______________________________________________ >>>>>>>>>>>>greenstone-users mailing list >>>>>>>>>>>>greenstone-users@list.scms.waikato.ac.nz >>>>>>>>>>>>https://list.scms.waikato.ac.nz/mailman/listinfo/greenstone-users >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>> >>>>>>>>>>-- >>>>>>>>>>---------------------------------------------- >>>>>>>>>> >>>>>>>>>>Dipl.-Ing. Axel Schild >>>>>>>>>>Automatisierungstechnik und Prozessinformatik >>>>>>>>>>Ruhr-Universitaet Bochum IC-3/140 >>>>>>>>>>D-44780 Bochum, Germany >>>>>>>>>> >>>>>>>>>>Tel: +49 234 32 25203 >>>>>>>>>>Fax: +49 234 32 14101 >>>>>>>>>>E-mail: schild@atp.rub.de >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>>> >>>>>>>>-- >>>>>>>>---------------------------------------------- >>>>>>>> >>>>>>>>Dipl.-Ing. Axel Schild >>>>>>>>Automatisierungstechnik und Prozessinformatik >>>>>>>>Ruhr-Universitaet Bochum IC-3/140 >>>>>>>>D-44780 Bochum, Germany >>>>>>>> >>>>>>>>Tel: +49 234 32 25203 >>>>>>>>Fax: +49 234 32 14101 >>>>>>>>E-mail: schild@atp.rub.de >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>> >>>>>>-- >>>>>>---------------------------------------------- >>>>>> >>>>>>Dipl.-Ing. Axel Schild >>>>>>Automatisierungstechnik und Prozessinformatik >>>>>>Ruhr-Universitaet Bochum IC-3/140 >>>>>>D-44780 Bochum, Germany >>>>>> >>>>>>Tel: +49 234 32 25203 >>>>>>Fax: +49 234 32 14101 >>>>>>E-mail: schild@atp.rub.de >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>>> >>>>> >>>>> >>>>> >>>>> >>>>-- >>>>---------------------------------------------- >>>> >>>>Dipl.-Ing. Axel Schild >>>>Automatisierungstechnik und Prozessinformatik >>>>Ruhr-Universitaet Bochum IC-3/140 >>>>D-44780 Bochum, Germany >>>> >>>>Tel: +49 234 32 25203 >>>>Fax: +49 234 32 14101 >>>>E-mail: schild@atp.rub.de >>>> >>>> >>>> >>>> >>>> >>>> >>> >>> >>> >>> >>-- >>---------------------------------------------- >> >>Dipl.-Ing. Axel Schild >>Automatisierungstechnik und Prozessinformatik >>Ruhr-Universitaet Bochum IC-3/140 >>D-44780 Bochum, Germany >> >>Tel: +49 234 32 25203 >>Fax: +49 234 32 14101 >>E-mail: schild@atp.rub.de >> >> >> >> > > > >
Dipl.-Ing. Axel Schild
Tel: +49 234 32 25203
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