| content
| - ---++Virtuoso Tutorial Linked Data Views Script to set up your own instance
<verbatim>
use DB;
create procedure DB.DBA.exec_no_error (in expr varchar)
{
declare state, message, meta, result any;
exec(expr, state, message, vector(), 0, meta, result);
}
;
--GRANT SPARQL_UPDATE TO "SPARQL";
GRANT SELECT ON "WS"."WS"."SYS_DAV_RES" TO "SPARQL";
GRANT SELECT ON "WS"."WS"."SYS_DAV_COL" TO "SPARQL";
GRANT SELECT ON "WS"."WS"."SYS_DAV_PROP" TO "SPARQL";
GRANT SELECT ON "DB"."DBA"."SYS_USERS" TO "SPARQL";
GRANT SELECT ON "DB"."DBA"."TUT_SEARCH" TO "SPARQL";
create function DB.DBA.TUT_ID_TO_IRI(in _prefix varchar,in _id varchar)
{
declare iri, uriqa_host any;
uriqa_host := cfg_item_value(virtuoso_ini_path(), 'URIQA','DefaultHost');
iri := 'http://' || uriqa_host || '/tutorial_view/' || _prefix || '/' || _id || '#this';
return sprintf ('http://%s/DAV/home/tutorial_view/RDFData/All/iid%%20(%d).rdf', uriqa_host, iri_id_num (iri_to_id (iri)));
}
;
create function DB.DBA.TUT_IRI_TO_ID(in _iri varchar)
{
declare parts any;
parts := sprintf_inverse (_iri, 'http://%s/DAV/home/tutorial_view/RDFData/All/iid (%d).rdf', 1 );
if (parts is not null)
{
declare uriqa_host, iri any;
uriqa_host := cfg_item_value(virtuoso_ini_path(), 'URIQA','DefaultHost');
if (parts[0] = uriqa_host)
{
iri := id_to_iri(iri_id_from_num(parts[1]));
parts := sprintf_inverse (iri, 'http://%s/tutorial_view/%s/%s#this', 1 );
if (parts[0] = uriqa_host)
{
return parts[2];
}
}
}
return NULL;
}
;
create function DB.DBA.POST_IRI (in _id integer) returns varchar
{
return TUT_ID_TO_IRI('Post', cast(_id as varchar));
}
;
create function DB.DBA.POST_IRI_INVERSE (in _iri varchar) returns integer
{
return atoi(DB.DBA.TUT_IRI_TO_ID(_iri));
};
create function DB.DBA.SECTION_IRI (in _id integer) returns varchar
{
return TUT_ID_TO_IRI('Section', cast(_id as varchar));
}
;
create function DB.DBA.SECTION_IRI_INVERSE (in _iri varchar) returns integer
{
return atoi(DB.DBA.TUT_IRI_TO_ID(_iri));
};
grant execute on DB.DBA.POST_IRI to "SPARQL";
grant execute on DB.DBA.POST_IRI_INVERSE to "SPARQL";
grant execute on DB.DBA.COL_IRI to "SPARQL";
grant execute on DB.DBA.COL_IRI_INVERSE to "SPARQL";
SPARQL drop quad map graph iri("http://^{URIQADefaultHost}^/tutorial_view") .
;
SPARQL drop quad map virtrdf:tutorial .
;
SPARQL
prefix tutorial: <http://demo.openlinksw.com/schemas/tutorial#>
prefix bibo: <http://purl.org/ontology/bibo/>
prefix oplsioc: <http://www.openlinksw.com/schemas/oplsioc#>
prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
prefix sioc: <http://rdfs.org/sioc/ns#>
prefix foaf: <http://xmlns.com/foaf/0.1/>
prefix owl: <http://www.w3.org/2002/07/owl#>
create iri class tutorial:Post "http://^{URIQADefaultHost}^/tutorial_view/Post/%d/%U#this" (in post_id integer not null, in post_name varchar not null) .
create iri class tutorial:Section "http://^{URIQADefaultHost}^/tutorial_view/Section/%d/%U#this" (in col_id integer not null, in col_name varchar not null) .
create iri class tutorial:DocPath "http://^{URIQADefaultHost}^%U#this" (in prop_name varchar not null) .
;
SPARQL
prefix tutorial: <http://demo.openlinksw.com/schemas/tutorial#>
prefix bibo: <http://purl.org/ontology/bibo/>
prefix oplsioc: <http://www.openlinksw.com/schemas/oplsioc#>
prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
prefix sioc: <http://rdfs.org/sioc/ns#>
prefix foaf: <http://xmlns.com/foaf/0.1/>
prefix owl: <http://www.w3.org/2002/07/owl#>
create iri class tutorial:post_iri using
function DB.DBA.POST_IRI (in customer_id integer) returns varchar,
function DB.DBA.POST_IRI_INVERSE (in customer_iri varchar) returns integer.
create iri class tutorial:section_iri using
function DB.DBA.SECTION_IRI (in customer_id integer) returns varchar,
function DB.DBA.SECTION_IRI_INVERSE (in customer_iri varchar) returns integer.
;
SPARQL
prefix tutorial: <http://demo.openlinksw.com/schemas/tutorial#>
prefix bibo: <http://purl.org/ontology/bibo/>
prefix oplsioc: <http://www.openlinksw.com/schemas/oplsioc#>
prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#>
prefix sioc: <http://rdfs.org/sioc/ns#>
prefix foaf: <http://xmlns.com/foaf/0.1/>
prefix owl: <http://www.w3.org/2002/07/owl#>
alter quad storage virtrdf:DefaultQuadStorage
from WS.WS.SYS_DAV_RES as resources text literal RES_CONTENT
from WS.WS.SYS_DAV_COL as collections
from DB.DBA.SYS_USERS as users
where (^{collections.}^.COL_ID = ^{resources.}^.RES_COL)
where (^{resources.}^.RES_FULL_PATH LIKE '/DAV/VAD/tutorial/%')
where (DB.DBA.DAV_SEARCH_PATH(^{collections.}^.COL_ID, 'c') LIKE '/DAV/VAD/tutorial/%')
{
create virtrdf:tutorial as graph iri ("http://^{URIQADefaultHost}^/tutorial_view") option (exclusive)
{
tutorial:Post (resources.RES_ID, resources.RES_NAME)
a tutorial:Post
as virtrdf:tutPost-RES_ID ;
a foaf:Document
as virtrdf:tutsiocPost-RES_ID;
a bibo:Article
as virtrdf:tutBiboPost-RES_ID ;
foaf:primaryTopic tutorial:Post (resources.RES_ID, resources.RES_NAME) ;
bibo:identifier resources.RES_NAME
as virtrdf:tutPost-RES_NAME ;
bibo:author users.U_NAME
where (^{resources.}^.RES_OWNER = ^{users.}^.U_ID)
as virtrdf:tutPost-RES_OWNER ;
tutorial:belongs_to_section tutorial:Section(collections.COL_ID, collections.COL_NAME)
where (^{resources.}^.RES_COL = ^{collections.}^.COL_ID)
as virtrdf:tutPost-RES_COL ;
sioc:content resources.RES_CONTENT
as virtrdf:tutPost-RES_CONTENT ;
sioc:description resources.RES_NAME
as virtrdf:tutsiocPost-RES_NAME ;
tutorial:type resources.RES_TYPE
as virtrdf:tutPost-RES_TYPE ;
bibo:presentedAt resources.RES_CR_TIME
as virtrdf:tutPost-RES_CR_TIME ;
bibo:url tutorial:DocPath(resources.RES_FULL_PATH)
as virtrdf:tutPost-RES_FULL_PATH ;
rdfs:isDefinedBy tutorial:post_iri (resources.RES_ID) ;
rdfs:isDefinedBy tutorial:Post (resources.RES_ID, resources.RES_NAME) ;
rdfs:seeAlso tutorial:Section(collections.COL_ID, collections.COL_NAME)
where (^{resources.}^.RES_COL = ^{collections.}^.COL_ID)
as virtrdf:tutPost-RES_COL2.
tutorial:DocPath(resources.RES_FULL_PATH)
a tutorial:DocPath
as virtrdf:tutDocPath-RES_FULL_PATH .
tutorial:Section (collections.COL_ID, collections.COL_NAME)
a tutorial:Section
as virtrdf:tutSection-COL_ID ;
a sioc:Container
as virtrdf:tutsiocSection-COL_ID ;
a bibo:Collection
as virtrdf:tutBiboSection-COL_ID ;
bibo:identifier collections.COL_NAME
as virtrdf:tutSection-COL_NAME ;
bibo:author users.U_NAME
where (^{collections.}^.COL_OWNER = ^{users.}^.U_ID)
as virtrdf:tutSection-COL_OWNER ;
rdfs:isDefinedBy tutorial:section_iri (collections.COL_ID) ;
rdfs:isDefinedBy tutorial:Section (collections.COL_ID, collections.COL_NAME) .
tutorial:Section (collections.COL_ID, collections.COL_NAME)
sioc:is_container_of
tutorial:Post(resources.RES_ID, resources.RES_NAME)
where (^{resources.}^.RES_COL = ^{collections.}^.COL_ID)
as virtrdf:tutsiocSection-COL_ID2 .
} .
} .
;
delete from db.dba.url_rewrite_rule_list where urrl_list like 'tutorial_%';
delete from db.dba.url_rewrite_rule where urr_rule like 'tutorial_%';
create procedure tutorial_rdf_doc (in path varchar)
{
declare r any;
r := regexp_match ('[^/]*\x24', path);
return r||'#this';
};
create procedure tutorial_html_doc (in path varchar)
{
declare r any;
r := regexp_match ('[^/]*#', path);
return subseq (r, 0, length (r)-1);
};
DB.DBA.URLREWRITE_CREATE_REGEX_RULE (
'tutorial_rule2',
1,
'(/[^#]*)',
vector('path'),
1,
'/sparql?query=CONSTRUCT+{+%%3Chttp%%3A//^{URIQADefaultHost}^%U%%23this%%3E+%%3Fp+%%3Fo+}+FROM+%%3Chttp%%3A//^{URIQADefaultHost}^/tutorial_view%%3E+WHERE+{+%%3Chttp%%3A//^{URIQADefaultHost}^%U%%23this%%3E+%%3Fp+%%3Fo+}&format=%U',
vector('path', 'path', '*accept*'),
null,
'(text/rdf.n3)|(application/rdf.xml)',
0,
null
);
--DB.DBA.URLREWRITE_CREATE_REGEX_RULE (
-- 'tutorial_rule1',
-- 1,
-- '(/[^#]*)',
-- vector('path'),
-- 1,
-- '/rdfbrowser/index.html?uri=http%%3A//^{URIQADefaultHost}^%U%%23this',
-- vector('path'),
-- null,
-- '(text/html)|(\\*/\\*)',
-- 0,
-- 303
-- );
DB.DBA.exec_no_error('
DB.DBA.URLREWRITE_DROP_RULELIST (\'tutorial_rule_list1\')
');
DB.DBA.exec_no_error('
DB.DBA.URLREWRITE_DROP_RULE (\'tutorial_rule1\')
');
DB.DBA.URLREWRITE_CREATE_REGEX_RULE (
'tutorial_rule3',
1,
'(/[^#]*)/\x24',
vector('path'),
1,
'%s',
vector('path'),
null,
null,
0,
null
);
create procedure DB.DBA.REMOVE_TUT_RDF_DET()
{
declare colid int;
colid := DAV_SEARCH_ID('/DAV/home/tutorial_view/', 'C');
if (colid < 0)
return;
update WS.WS.SYS_DAV_COL set COL_DET=null where COL_ID = colid;
}
;
DB.DBA.REMOVE_TUT_RDF_DET();
drop procedure DB.DBA.REMOVE_TUT_RDF_DET;
create procedure DB.DBA.TUT_MAKE_RDF_DET()
{
declare uriqa_str varchar;
uriqa_str := cfg_item_value(virtuoso_ini_path(), 'URIQA','DefaultHost');
uriqa_str := 'http://' || uriqa_str || '/tutorial_view';
DB.DBA."RDFData_MAKE_DET_COL" ('/DAV/home/tutorial_view/RDFData/', uriqa_str, NULL);
VHOST_REMOVE (lpath=>'/tutorial_view/data/rdf');
DB.DBA.VHOST_DEFINE (lpath=>'/tutorial_view/data/rdf', ppath=>'/DAV/home/tutorial_view/RDFData/All/', is_dav=>1, vsp_user=>'dba');
}
;
DB.DBA.TUT_MAKE_RDF_DET();
drop procedure DB.DBA.TUT_MAKE_RDF_DET;
-- procedure to convert path to DET resource name
create procedure DB.DBA.TUT_DET_REF (in par varchar, in fmt varchar, in val varchar)
{
declare res, iri any;
declare uriqa_str varchar;
uriqa_str := cfg_item_value(virtuoso_ini_path(), 'URIQA','DefaultHost');
uriqa_str := 'http://' || uriqa_str || '/tutorial_view';
iri := uriqa_str || val;
res := sprintf ('iid (%d).rdf', iri_id_num (iri_to_id (iri)));
return sprintf (fmt, res);
}
;
DB.DBA.URLREWRITE_CREATE_REGEX_RULE ('tutorial_rdf', 1,
'/tutorial_view/(.*)', vector('path'), 1,
'/tutorial_view/data/rdf/%U', vector('path'),
'DB.DBA.TUT_DET_REF',
'application/rdf.xml',
2,
303);
DB.DBA.URLREWRITE_CREATE_REGEX_RULE (
'tutorial_rule4',
1,
'/schemas/tutorial#(.*)',
vector('path'),
1,
'/sparql?query=DESCRIBE%20%3Chttp%3A//demo.openlinksw.com/schemas/tutorial%23%U%3E%20FROM%20%3Chttp%3A//demo.openlinksw.com/schemas/TutOntology/1.0/%3E',
vector('path'),
null,
'(text/rdf.n3)|(application/rdf.xml)',
0,
null
);
DB.DBA.URLREWRITE_CREATE_RULELIST (
'tutorial_rule_list1',
1,
vector (
'tutorial_rule2',
'tutorial_rule3',
'tutorial_rule4',
'tutorial_rdf'
));
VHOST_REMOVE (lpath=>'/tutorial_view');
DB.DBA.VHOST_DEFINE (lpath=>'/tutorial_view', ppath=>'/DAV/home/tutorial_view/', vsp_user=>'dba', is_dav=>1, def_page=>'sfront.vspx',
is_brws=>0, opts=>vector ('url_rewrite', 'tutorial_rule_list1'));
create procedure DB.DBA.LOAD_TUT_ONTOLOGY_FROM_DAV()
{
declare content1, urihost varchar;
whenever not found goto none;
select cast (RES_CONTENT as varchar) into content1 from WS.WS.SYS_DAV_RES where RES_FULL_PATH = '/DAV/VAD/tutorial/tutorial.owl';
DB.DBA.RDF_LOAD_RDFXML (content1, 'http://demo.openlinksw.com/schemas/tutorial#', 'http://demo.openlinksw.com/schemas/TutOntology/1.0/');
urihost := cfg_item_value(virtuoso_ini_path(), 'URIQA','DefaultHost');
if (urihost = 'demo.openlinksw.com')
{
DB.DBA.VHOST_REMOVE (lpath=>'/schemas/tutorial');
DB.DBA.VHOST_DEFINE (lpath=>'/schemas/tutorial', ppath=>'/DAV/VAD/tutorial/tutorial.owl', vsp_user=>'dba', is_dav=>1, is_brws=>0);
DB.DBA.VHOST_REMOVE (lpath=>'/schemas/tutorial#');
DB.DBA.VHOST_DEFINE (lpath=>'/schemas/tutorial#', ppath=>'/DAV/VAD/tutorial/tutorial.owl', vsp_user=>'dba', is_dav=>1, is_brws=>0);
}
none:
;
};
DB.DBA.LOAD_TUT_ONTOLOGY_FROM_DAV();
drop procedure DB.DBA.LOAD_TUT_ONTOLOGY_FROM_DAV;
create procedure DB.DBA.LOAD_TUT_ONTOLOGY_FROM_DAV2()
{
declare urihost varchar;
whenever not found goto none;
sparql base <http://demo.openlinksw.com/schemas/tutorial#> load bif:concat ("http://", bif:registry_get("URIQADefaultHost"), "/DAV/VAD/tutorial/tutorial.owl")
into graph <http://demo.openlinksw.com/schemas/TutOntology/1.0/>;
urihost := cfg_item_value(virtuoso_ini_path(), 'URIQA','DefaultHost');
if (urihost = 'demo.openlinksw.com')
{
DB.DBA.VHOST_REMOVE (lpath=>'/schemas/tutorial');
DB.DBA.VHOST_DEFINE (lpath=>'/schemas/tutorial', ppath=>'/DAV/VAD/tutorial/tutorial.owl', vsp_user=>'dba', is_dav=>1, is_brws=>0);
DB.DBA.VHOST_REMOVE (lpath=>'/schemas/tutorial#');
DB.DBA.VHOST_DEFINE (lpath=>'/schemas/tutorial#', ppath=>'/DAV/VAD/tutorial/tutorial.owl', vsp_user=>'dba', is_dav=>1, is_brws=>0);
}
none:
;
};
--DB.DBA.LOAD_TUT_ONTOLOGY_FROM_DAV2();
drop procedure DB.DBA.LOAD_TUT_ONTOLOGY_FROM_DAV2;
</verbatim>
---+++References
* [[SIOCRefTutorial][Virtuoso Tutorials SIOC Reference]]
|
![[RDF Data]](/fct/images/sw-rdf-blue.png)
![[cxml]](/fct/images/cxml_doc.png)
![[csv]](/fct/images/csv_doc.png)
![[text]](/fct/images/ntriples_doc.png)
![[turtle]](/fct/images/n3turtle_doc.png)
![[ld+json]](/fct/images/jsonld_doc.png)
![[rdf+json]](/fct/images/json_doc.png)
![[rdf+xml]](/fct/images/xml_doc.png)
![[atom+xml]](/fct/images/atom_doc.png)
![[html]](/fct/images/html_doc.png)