ont-app.rdf.core

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clj

This is a backstop for shared logic between various RDF-based implementations of IGraph. It includes:

support for LangStr using the #voc/lstr custom reader
support for ^^transit:json datatype tags
templating utilities for the standard IGraph member access methods.

This is a backstop for shared logic between various RDF-based
  implementations of IGraph. 
It includes:
- support for LangStr using the #voc/lstr custom reader
- support for ^^transit:json datatype tags
- templating utilities for the standard IGraph member access methods.

raw docstring

ask-s-p-o^clj/s

(ask-s-p-o ask-fn rdf-store s p o)

(ask-s-p-o graph-uri ask-fn rdf-store s p o)

Returns true if s p o is a triple at endpoint of rdf-store Where:

s p o are subject, predicate and object
rdf-store is an RDF store
graph-uri is a URI or KWI naming the graph, or a set of them (or nil if DEFAULT graph)
ask-fn := fn [repo] -> bindings

Returns true if `s` `p` `o` is a triple at endpoint of `rdf-store`
Where:
  - `s` `p` `o` are subject, predicate and object
  - `rdf-store` is an RDF store
  - `graph-uri` is a URI or KWI naming the graph, or a set of them
     (or nil if DEFAULT graph)
  - `ask-fn` := fn [repo] -> bindings

source raw docstring

ask-s-p-o-template^clj/s

A 'stache template for a query ref'd in ask-s-p-o, informed by query-template-map

A 'stache template for a query ref'd in `ask-s-p-o`, informed by `query-template-map`

source raw docstring

bnode-kwi?^clj/s

(bnode-kwi? kwi)

True when kwi matches the canonical bnode representation.

True when `kwi` matches the canonical bnode representation.

source raw docstring

check-ns-metadata^clj/s

(check-ns-metadata kwi)

Logs a warning when kwi is in a namespace with no metadata.

Logs a warning when `kwi` is in a namespace with no metadata.

source raw docstring

check-qname^clj/s

(check-qname uri-spec)

Traps the keyword assertion error in voc and throws a more meaningful error about blank nodes not being supported as first-class identifiers.

Traps the keyword assertion error in voc and throws a more meaningful error 
about blank nodes not being supported as first-class identifiers.

source raw docstring

from-clause-for^clj/s

(from-clause-for graph-uri)

Returns FROM graph-uri' Note: typically informs query-template-map

Returns FROM `graph-uri`'
Note: typically informs `query-template-map`

source raw docstring

normal-form-query-template^clj/s

A 'stache template for a query ref'd in query-for-normal-form, informed by query-template-map

A 'stache template for a query ref'd in `query-for-normal-form`, informed by `query-template-map`

source raw docstring

on-js-reload^cljs

(on-js-reload)

source

ontology^clj/s

The supporting vocabulary for the RDF module

The supporting vocabulary for the RDF module

source raw docstring

prefixed^clj/s

Returns query, with prefix declarations prepended Where

query is presumed to be a SPARQL query

Returns `query`, with prefix declarations prepended
Where
- `query` is presumed to be a SPARQL query

source raw docstring

query-for-normal-form^clj/s

(query-for-normal-form query-fn rdf-store)

(query-for-normal-form graph-uri query-fn rdf-store)

Returns IGraph normal form for graph named by graph-uri in rdf-store Where

graph is a named graph in rdf-store
graph-uri is a URI or KWI naming the graph, or a set of them (default nil -> DEFAULT graph)
rdf-store is an RDF store
query-fn := fn [rdf-store sparql-query] -> #{bmap, ...}
bmap := {:?s :?p :?o}
sparql-query :- normal-form-query-template

Returns IGraph normal form for `graph` named by `graph-uri` in `rdf-store`
Where
- `graph` is a named graph in `rdf-store`
- `graph-uri` is a URI or KWI naming the graph, or a set of them
   (default nil -> DEFAULT graph)
- `rdf-store` is an RDF store 
- `query-fn` := fn [rdf-store sparql-query] -> #{`bmap`, ...}
- `bmap` := {:?s :?p :?o}
- `sparql-query` :- `normal-form-query-template`

source raw docstring

query-for-o^clj/s

(query-for-o query-fn rdf-store s p)

(query-for-o graph-uri query-fn rdf-store s p)

Returns #{o...} for s and p at endpoint of rdf-store Where:

o is an object rendered per binding translator of rdf-store
s is a subject URI rendered per binding translator of rdf-store
p is a predicate URI rendered per binding translator of rdf-store
rdf-store is an RDF store
query-fn := fn [repo] -> bindings
graph-uri is a URI or KWI naming the graph, or a set of them (or nil if DEFAULT graph)

Returns #{`o`...} for `s` and `p` at endpoint of `rdf-store`
Where:
  - `o` is an object rendered per binding translator of `rdf-store`
  - `s` is a subject URI rendered per binding translator of `rdf-store`
  - `p` is a predicate URI rendered per binding translator of `rdf-store`
  - `rdf-store` is an RDF store
  - `query-fn` := fn [repo] -> bindings
  - `graph-uri` is a URI or KWI naming the graph, or a set of them
     (or nil if DEFAULT graph)

source raw docstring

query-for-o-template^clj/s

A 'stache template for a query ref'd in query-for-o, informed by query-template-map

A 'stache template for a query ref'd in `query-for-o`, informed by `query-template-map`

source raw docstring

query-for-p-o^clj/s

(query-for-p-o query-fn rdf-store s)

(query-for-p-o graph-uri query-fn rdf-store s)

Returns {p #{o...}...} for s from query to rdf-store Where

p is a predicate URI rendered per binding translator of rdf-store
o is an object value, rendered per the binding translator of rdf-store
s is a subject uri keyword. ~ voc/voc-re
rdf-store is and RDF store.
query-fn := fn [repo] -> bindings
graph-uri is a URI or KWI naming the graph, or a set of them (or nil if DEFAULT graph)

Returns {`p` #{`o`...}...} for `s` from query to `rdf-store`
Where
  - `p` is a predicate URI rendered per binding translator of `rdf-store`
  - `o` is an object value, rendered per the binding translator of `rdf-store`
  - `s` is a subject uri keyword. ~ voc/voc-re
  - `rdf-store` is and RDF store.
  - `query-fn` := fn [repo] -> bindings
  - `graph-uri` is a URI or KWI naming the graph, or a set of them
    (or nil if DEFAULT graph)

source raw docstring

query-for-p-o-template^clj/s

A 'stache template for a query ref'd in query-for-p-o, informed by query-template-map

A 'stache template for a query ref'd in `query-for-p-o`, informed by `query-template-map`

source raw docstring

query-for-subjects^clj/s

(query-for-subjects query-fn rdf-store)

(query-for-subjects graph-uri query-fn rdf-store)

Returns [subject ...] at endpoint of rdf-store for graph-uri Where

subject is the uri of a subject from rdf-store, rendered per the binding translator of rdf-store
rdf-store conforms to ::sparql-client spec
query-fn := fn [repo] -> bindings
graph-uri is a URI or KWI naming the graph, or a set of them (or nil if DEFAULT graph)

Returns [`subject` ...] at endpoint of `rdf-store` for `graph-uri`
Where
  - `subject` is the uri of a subject from `rdf-store`, 
  rendered per the binding translator of `rdf-store`
  - `rdf-store` conforms to ::sparql-client spec
  - `query-fn` := fn [repo] -> bindings
  - `graph-uri` is a URI  or KWI naming the graph, or a set of them  (or nil if DEFAULT
    graph)

source raw docstring

query-template-defaults^clj/s

Default key/value pairs appicable to query templates for your platform. Where

:from-clauses one FROM clause for each graph informing the query
:rebind-_s asserts new binding for ?_s in ?_s ?_p ?_o
:rebind-_p asserts a new binding the value retrieved for ?_p in ?_s ?_p ?_o
:rebind-_o aserts a new binding the value retrieved for ?_o in ?_s ?_p ?_o
NOTE: For example we may assert :rebind-_s as IRI(?_S) in jena to set up bnode round-tripping for ?_s.

Default key/value pairs appicable to query templates for your platform.
Where
- `:from-clauses` one FROM clause for each graph informing the query
- `:rebind-_s` asserts new binding for ?_s in ?_s ?_p ?_o 
- `:rebind-_p` asserts a new binding the value retrieved for ?_p in ?_s ?_p ?_o 
- `:rebind-_o` aserts a new binding the value retrieved for ?_o in ?_s ?_p ?_o
- NOTE: For example we may assert :rebind-_s as `IRI(?_S)` in jena to set up bnode round-tripping for ?_s.

source raw docstring

quote-str^clj/s

(quote-str s)

Returns s, in escaped quotation marks. Where

s is a string, typically to be rendered in a query or RDF source.

Returns `s`, in escaped quotation marks.
Where
  - `s` is a string, typically to be rendered in a query or RDF source.

source raw docstring

read-transit-json^clj/s

(read-transit-json s)

Returns a value parsed from transit string s Where

s is a "-escaped string encoded as transit Note: custom datatypes will be informed by @transit-read-handlers

Returns a value parsed from transit string `s`
Where
- `s` is a &quot;-escaped string encoded as transit
Note: custom datatypes will be informed by @transit-read-handlers

source raw docstring

render-literal^clj/smultimethod

Returns an RDF (Turtle) rendering of literal for methods with signature (fn [literal] -> rdf)

Returns an RDF (Turtle) rendering of `literal`
for methods with signature (fn [literal] -> `rdf`)

source raw docstring

render-literal-as-transit-json^clj/s

(render-literal-as-transit-json x)

Returns 'x^^transit:json' NOTE: this will be encoded on write and decoded on read by the cognitect/transit library.

Returns 'x^^transit:json'
NOTE: this will be encoded on write and decoded on read by the
  cognitect/transit library.

source raw docstring

render-literal-dispatch^clj/s

(render-literal-dispatch literal)

Returns a key for the render-literal method to dispatch on given literal Where

literal is any non-keyword
NOTE: LangStr and non-nil special-dispatch are special cases; otherwise (type literal)

Returns a key for the render-literal method to dispatch on given `literal`
Where
- `literal` is any non-keyword
- NOTE: LangStr and non-nil `special-dispatch` are special cases; otherwise
  (type `literal`)

source raw docstring

render-transit-json^clj/s

(render-transit-json value)

Returns a string of transit for value Where

value is any value that be handled by cognitict/transit
Note: custom datatypes will be informed by @transit-write-handlers

Returns a string of transit for `value`
Where
- `value` is any value that be handled by cognitict/transit
- Note: custom datatypes will be informed by @transit-write-handlers

source raw docstring

special-literal-dispatch^clj/s

A function [x] -> dispatch-value Where

x is any value, probabaly an RDF literal
dispatch-value is a value to be matched to a render-literal-dispatch method. Default is to return nil, signalling no special dispatch.

A function [x] -> `dispatch-value`
Where
- `x` is any value, probabaly an RDF literal
- `dispatch-value` is a value to be matched to a `render-literal-dispatch` method.
Default is to return nil, signalling no special dispatch.

source raw docstring

subjects-query-template^clj/s

A 'stache template for a query ref'd in query-for-subjects, informed by query-template-map

A 'stache template for a query ref'd in `query-for-subjects`, informed by `query-template-map`

source raw docstring

transit-re^clj/s

Matches data tagged as transit:json

Matches data tagged as transit:json

source raw docstring

transit-read-handlers^clj/s

Atom of the form {className read-handler, ...} Where

className is a fully qualified string naming a class to be encoded
read-handler := fn [from-rep] -> instance
from-rep := an Object s.t. (field from-rep), encoded in corresponding write-handler in @transit-write-handlers.

Atom of the form {`className` `read-handler, ...}`
Where
- `className` is a fully qualified string naming a class to be encoded
- `read-handler` := fn [from-rep] -> `instance`
- `from-rep` := an Object s.t. (`field` from-rep), encoded in corresponding
  write-handler in @`transit-write-handlers`.

source raw docstring

transit-write-handlers^clj/s

Atom of the form {Class write-handler, ...} Where

Class, a symbol, is a direct reference to the class instance to be encoded
write-handler := fn [s] -> {field value, ...}

Atom of the form {`Class` `write-handler`, ...}
Where
- `Class`, a symbol, is a direct reference to the class instance to be encoded
- `write-handler` := fn [s] -> {`field` `value`, ...}

source raw docstring

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ont-app.rdf.core

ask-s-p-oclj/s

ask-s-p-o-templateclj/s

bnode-kwi?clj/s

check-ns-metadataclj/s

check-qnameclj/s

from-clause-forclj/s

normal-form-query-templateclj/s

on-js-reloadcljs

ontologyclj/s

prefixedclj/s

query-for-normal-formclj/s

query-for-oclj/s

query-for-o-templateclj/s

query-for-p-oclj/s

query-for-p-o-templateclj/s

query-for-subjectsclj/s

query-template-defaultsclj/s

quote-strclj/s

read-transit-jsonclj/s

render-literalclj/smultimethod

render-literal-as-transit-jsonclj/s

render-literal-dispatchclj/s

render-transit-jsonclj/s

special-literal-dispatchclj/s

subjects-query-templateclj/s

transit-reclj/s

transit-read-handlersclj/s

transit-write-handlersclj/s

ask-s-p-o^clj/s

ask-s-p-o-template^clj/s

bnode-kwi?^clj/s

check-ns-metadata^clj/s

check-qname^clj/s

from-clause-for^clj/s

normal-form-query-template^clj/s

on-js-reload^cljs

ontology^clj/s

prefixed^clj/s

query-for-normal-form^clj/s

query-for-o^clj/s

query-for-o-template^clj/s

query-for-p-o^clj/s

query-for-p-o-template^clj/s

query-for-subjects^clj/s

query-template-defaults^clj/s

quote-str^clj/s

read-transit-json^clj/s

render-literal^clj/smultimethod

render-literal-as-transit-json^clj/s

render-literal-dispatch^clj/s

render-transit-json^clj/s

special-literal-dispatch^clj/s

subjects-query-template^clj/s

transit-re^clj/s

transit-read-handlers^clj/s

transit-write-handlers^clj/s