18653097879

Committed 20 Oct 2025 01:11PM UTC coverage: 13.053% (-0.5%) from 13.583%

Build # 18653097879

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github

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web-flow

Commit Message

Merge pull request #265 from knowledgepixels/252-datetime-picker-datetime-literal-placeholders

Add date pickers for date/datetime literal placeholders

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0.27

src/main/java/com/knowledgepixels/nanodash/template/TemplateContext.java

package com.knowledgepixels.nanodash.template;

import com.knowledgepixels.nanodash.NanodashSession;
import com.knowledgepixels.nanodash.Utils;
import com.knowledgepixels.nanodash.component.LiteralDateItem;
import com.knowledgepixels.nanodash.component.PublishForm.FillMode;
import com.knowledgepixels.nanodash.component.StatementItem;
import org.apache.wicket.Component;
import org.apache.wicket.model.IModel;
import org.apache.wicket.model.Model;
import org.eclipse.rdf4j.model.IRI;
import org.eclipse.rdf4j.model.Statement;
import org.eclipse.rdf4j.model.Value;
import org.eclipse.rdf4j.model.ValueFactory;
import org.eclipse.rdf4j.model.impl.SimpleValueFactory;
import org.eclipse.rdf4j.model.vocabulary.RDFS;
import org.eclipse.rdf4j.model.vocabulary.XSD;
import org.nanopub.*;
import org.nanopub.vocabulary.NTEMPLATE;

import java.io.Serializable;
import java.time.ZonedDateTime;
import java.util.*;

/**
 * Context for a template, containing all necessary information to fill.
 */
public class TemplateContext implements Serializable {

    private static final ValueFactory vf = SimpleValueFactory.getInstance();

    private final ContextType contextType;
    private final Template template;
    private final String componentId;
    private final Map<String, String> params = new HashMap<>();
    private List<Component> components = new ArrayList<>();
    private final Map<IRI, IModel<?>> componentModels = new HashMap<>();
    private Set<IRI> introducedIris = new HashSet<>();
    private Set<IRI> embeddedIris = new HashSet<>();
    private List<StatementItem> statementItems;
    private Set<IRI> iriSet = new HashSet<>();
    private Map<IRI, StatementItem> narrowScopeMap = new HashMap<>();
    private String targetNamespace = Template.DEFAULT_TARGET_NAMESPACE;
    private Nanopub existingNanopub;
    private Map<IRI, String> labels;
    private FillMode fillMode = null;

    /**
     * Constructor for creating a new template context for filling a template.
     *
     * @param contextType     the type of context
     * @param templateId      the ID of the template to fill
     * @param componentId     the ID of the component that will use this context
     * @param targetNamespace the target namespace for the template, can be null to use the default namespace
     */
    public TemplateContext(ContextType contextType, String templateId, String componentId, String targetNamespace) {
        this(contextType, templateId, componentId, targetNamespace, null);
    }

    /**
     * Constructor for creating a new template context for filling a template.
     *
     * @param contextType     the type of context
     * @param templateId      the ID of the template to fill
     * @param componentId     the ID of the component that will use this context
     * @param existingNanopub an existing nanopub to fill, can be null if creating a new nanopub
     */
    public TemplateContext(ContextType contextType, String templateId, String componentId, Nanopub existingNanopub) {
        this(contextType, templateId, componentId, null, existingNanopub);
    }

    private TemplateContext(ContextType contextType, String templateId, String componentId, String targetNamespace, Nanopub existingNanopub) {
        this.contextType = contextType;
        // TODO: check whether template is of correct type:
        this.template = TemplateData.get().getTemplate(templateId);
        this.componentId = componentId;
        if (targetNamespace != null) {
            this.targetNamespace = targetNamespace;
        }
        this.existingNanopub = existingNanopub;
        if (existingNanopub == null && NanodashSession.get().getUserIri() != null) {
            componentModels.put(NTEMPLATE.CREATOR_PLACEHOLDER, Model.of(NanodashSession.get().getUserIri().stringValue()));
        }
    }

    /**
     * Initializes the statements for this context.
     */
    public void initStatements() {
        if (statementItems != null) return;
        statementItems = new ArrayList<>();
        for (IRI st : template.getStatementIris()) {
            StatementItem<?> si = new StatementItem<>(componentId, st, this);
            statementItems.add(si);
            for (IRI i : si.getIriSet()) {
                if (iriSet.contains(i)) {
                    narrowScopeMap.remove(i);
                } else {
                    iriSet.add(i);
                    narrowScopeMap.put(i, si);
                }
            }
        }
    }

    /**
     * Finalizes the statements by processing all parameters and setting the repetition counts.
     */
    public void finalizeStatements() {
        Map<StatementItem<?>, Integer> finalRepetitionCount = new HashMap<>();
        for (IRI ni : narrowScopeMap.keySet()) {
            // TODO: Move all occurrences of this to utility function:
            String postfix = Utils.getUriPostfix(ni);
            StatementItem si = narrowScopeMap.get(ni);
            int i = si.getRepetitionCount();
            while (true) {
                String p = postfix + "__" + i;
                if (hasParam(p)) {
                    si.addRepetitionGroup();
                } else {
                    break;
                }
                i++;
            }
            i = 1;
            int corr = 0;
            if (si.isEmpty()) corr = 1;
            while (true) {
                String p = postfix + "__." + i;
                if (hasParam(p)) {
                    int absPos = si.getRepetitionCount() + i - 1 - corr;
                    String param = postfix + "__" + absPos;
                    if (i - corr == 0) param = postfix;
                    setParam(param, getParam(p));
                    finalRepetitionCount.put(si, i - corr);
                } else {
                    break;
                }
                i++;
            }
        }
        for (StatementItem si : finalRepetitionCount.keySet()) {
            for (int i = 0; i < finalRepetitionCount.get(si); i++) {
                si.addRepetitionGroup();
            }
        }
        for (StatementItem si : statementItems) {
            si.finalizeValues();
        }
    }

    /**
     * Sets the fill mode for this context.
     *
     * @param fillMode the fill mode to set
     */
    public void setFillMode(FillMode fillMode) {
        this.fillMode = fillMode;
    }

    /**
     * Gets the fill mode for this context.
     *
     * @return the fill mode, or null if not set
     */
    public FillMode getFillMode() {
        return fillMode;
    }

    /**
     * Returns the type of context.
     *
     * @return the context type
     */
    public ContextType getType() {
        return contextType;
    }

    /**
     * Returns the template associated with this context.
     *
     * @return the template
     */
    public Template getTemplate() {
        return template;
    }

    /**
     * Returns the ID of the template associated with this context.
     *
     * @return the template ID
     */
    public String getTemplateId() {
        return template.getId();
    }

    /**
     * Sets a parameter for this context.
     *
     * @param name  the name of the parameter
     * @param value the value of the parameter
     */
    public void setParam(String name, String value) {
        params.put(name, value);
    }

    /**
     * Gets a parameter value by its name.
     *
     * @param name the name of the parameter
     * @return the value of the parameter, or null if not set
     */
    public String getParam(String name) {
        return params.get(name);
    }

    /**
     * Checks if a parameter with the given name exists.
     *
     * @param name the name of the parameter
     * @return true if the parameter exists, false otherwise
     */
    public boolean hasParam(String name) {
        return params.containsKey(name);
    }

    /**
     * Returns the components associated with this context.
     *
     * @return a list of components
     */
    public List<Component> getComponents() {
        return components;
    }

    /**
     * Returns the component models associated with this context.
     *
     * @return a map of IRI to model of strings
     */
    public Map<IRI, IModel<?>> getComponentModels() {
        return componentModels;
    }

    /**
     * Returns the introduced IRIs in this context.
     *
     * @return a set of introduced IRIs
     */
    public Set<IRI> getIntroducedIris() {
        return introducedIris;
    }

    /**
     * Returns the embedded IRIs in this context.
     *
     * @return a set of embedded IRIs
     */
    public Set<IRI> getEmbeddedIris() {
        return embeddedIris;
    }

    /**
     * Processes an IRI by applying the template's processing rules.
     *
     * @param iri the IRI to process
     * @return the processed IRI, or null if the processing results in no value
     */
    public IRI processIri(IRI iri) {
        Value v = processValue(iri);
        if (v == null) return null;
        if (v instanceof IRI) return (IRI) v;
        return iri;
    }

    /**
     * Processes a Value according to the template's rules.
     *
     * @param value the Value to process
     * @return the processed Value, or the original Value if no processing is applicable
     */
    public Value processValue(Value value) {
        if (!(value instanceof IRI)) {
            return value;
        }
        IRI iri = (IRI) value;
        if (iri.equals(NTEMPLATE.CREATOR_PLACEHOLDER)) {
            iri = NanodashSession.get().getUserIri();
        }
        if (iri.equals(NTEMPLATE.ASSERTION_PLACEHOLDER)) {
            iri = vf.createIRI(targetNamespace + "assertion");
        } else if (iri.equals(NTEMPLATE.NANOPUB_PLACEHOLDER)) {
            iri = vf.createIRI(targetNamespace);
        }
        // TODO: Move this code below to the respective placeholder classes:
        IModel<?> tf = componentModels.get(iri);
        Value processedValue = null;
        Object tfObjectGeneric = null;
        if (tf != null) {
            tfObjectGeneric = tf.getObject();
        }
        if (template.isRestrictedChoicePlaceholder(iri)) {
            String tfObject = (String) tfObjectGeneric;
            if (tf != null && tfObject != null && !tfObject.isEmpty()) {
                String prefix = template.getPrefix(iri);
                if (prefix == null) prefix = "";
                if (template.isLocalResource(iri)) prefix = targetNamespace;
                if (tfObject.matches("https?://.+")) prefix = "";
                String v = prefix + tf.getObject();
                if (v.matches("[^:# ]+")) v = targetNamespace + v;
                if (v.matches("https?://.*")) {
                    processedValue = vf.createIRI(v);
                } else {
                    processedValue = vf.createLiteral(tfObject);
                }
            }
        } else if (template.isUriPlaceholder(iri)) {
            String tfObject = (String) tfObjectGeneric;
            if (tf != null && tfObject != null && !tfObject.isEmpty()) {
                String prefix = template.getPrefix(iri);
                if (prefix == null) prefix = "";
                if (template.isLocalResource(iri)) prefix = targetNamespace;
                String v;
                if (template.isAutoEscapePlaceholder(iri)) {
                    v = prefix + Utils.urlEncode(tf.getObject());
                } else {
                    if (tfObject.matches("https?://.+")) prefix = "";
                    v = prefix + tf.getObject();
                }
                if (v.matches("[^:# ]+")) v = targetNamespace + v;
                processedValue = vf.createIRI(v);
            }
        } else if (template.isLocalResource(iri)) {
            String tfObject = (String) tfObjectGeneric;
            if (template.isIntroducedResource(iri) && fillMode == FillMode.SUPERSEDE) {
                if (tf != null && tfObject != null && !tfObject.isEmpty()) {
                    processedValue = vf.createIRI(tfObject);
                }
            } else {
                String prefix = Utils.getUriPrefix(iri);
                processedValue = vf.createIRI(iri.stringValue().replace(prefix, targetNamespace));
            }
        } else if (template.isLiteralPlaceholder(iri)) {
            IRI datatype = template.getDatatype(iri);
            String languageTag = template.getLanguageTag(iri);
            if (datatype != null) {
                if (datatype.equals(XSD.DATETIME)) {
                    ZonedDateTime tfObject = (ZonedDateTime) tfObjectGeneric;
                    if (tfObject != null) {
                        processedValue = vf.createLiteral(tfObject);
                    }
                } else if (datatype.equals(XSD.DATE)) {
                    Date tfObject = (Date) tfObjectGeneric;
                    if (tfObject != null) {
                        processedValue = vf.createLiteral(LiteralDateItem.format.format(tfObject), datatype);
                    }
                }
            } else {
                String tfObject = (String) tfObjectGeneric;
                if (tf != null && tfObject != null && !tfObject.isEmpty()) {
                    if (datatype != null) {
                        processedValue = vf.createLiteral(tfObject, datatype);
                    } else if (languageTag != null) {
                        processedValue = vf.createLiteral(tfObject, languageTag);
                    } else {
                        processedValue = vf.createLiteral(tfObject);
                    }
                }
            }
        } else if (template.isValuePlaceholder(iri)) {
            String tfObject = (String) tfObjectGeneric;
            if (tf != null && tfObject != null && !tfObject.isEmpty()) {
                if (Utils.isValidLiteralSerialization(tfObject)) {
                    processedValue = Utils.getParsedLiteral(tfObject);
                } else {
                    String v = tfObject;
                    if (v.matches("[^:# ]+")) v = targetNamespace + v;
                    processedValue = vf.createIRI(v);
                }
            }
        } else if (template.isSequenceElementPlaceholder(iri)) {
            String tfObject = (String) tfObjectGeneric;
            if (tf != null && tfObject != null && !tfObject.isEmpty()) {
                processedValue = vf.createIRI(tfObject);
            }
        } else {
            processedValue = iri;
        }
        if (processedValue instanceof IRI pvIri && template.isIntroducedResource(iri)) {
            introducedIris.add(pvIri);
        }
        if (processedValue instanceof IRI pvIri && template.isEmbeddedResource(iri)) {
            embeddedIris.add(pvIri);
        }
        return processedValue;
    }

    /**
     * Returns the statement items associated with this context.
     *
     * @return a list of StatementItem objects
     */
    public List<StatementItem> getStatementItems() {
        return statementItems;
    }

    /**
     * Propagates the statements from this context to a NanopubCreator.
     *
     * @param npCreator the NanopubCreator to which the statements will be added
     * @throws org.nanopub.MalformedNanopubException        if there is an error in the nanopub structure
     * @throws org.nanopub.NanopubAlreadyFinalizedException if the nanopub has already been finalized
     */
    public void propagateStatements(NanopubCreator npCreator) throws MalformedNanopubException, NanopubAlreadyFinalizedException {
        if (template.getNanopub() instanceof NanopubWithNs) {
            NanopubWithNs np = (NanopubWithNs) template.getNanopub();
            for (String p : np.getNsPrefixes()) {
                npCreator.addNamespace(p, np.getNamespace(p));
            }
        }
        for (StatementItem si : statementItems) {
            si.addTriplesTo(npCreator);
        }
    }

    /**
     * Checks if the context has a narrow scope for the given IRI.
     *
     * @param iri the IRI to check
     * @return true if there is a narrow scope for the IRI, false otherwise
     */
    public boolean hasNarrowScope(IRI iri) {
        return narrowScopeMap.containsKey(iri);
    }

    /**
     * Checks if any of the statement items in this context will match any triple.
     *
     * @return true if any statement item will match any triple, false otherwise
     */
    public boolean willMatchAnyTriple() {
        initStatements();
        for (StatementItem si : statementItems) {
            if (si.willMatchAnyTriple()) return true;
        }
        return false;
    }

    /**
     * Fills the context with statements, processing each StatementItem.
     *
     * @param statements the list of statements to fill
     * @throws com.knowledgepixels.nanodash.template.UnificationException if there is an error during unification of statements
     */
    public void fill(List<Statement> statements) throws UnificationException {
        for (StatementItem si : statementItems) {
            si.fill(statements);
        }
        for (StatementItem si : statementItems) {
            si.fillFinished();
        }
    }

    /**
     * Returns the existing Nanopub associated with this context, if any.
     *
     * @return the existing Nanopub, or null if this context is for a new Nanopub
     */
    public Nanopub getExistingNanopub() {
        return existingNanopub;
    }

    /**
     * Checks if this context is read-only.
     *
     * @return true if the context is read-only, false otherwise
     */
    public boolean isReadOnly() {
        return existingNanopub != null;
    }

    /**
     * Returns the label for a given IRI, if available.
     *
     * @param iri the IRI for which to get the label
     * @return the label as a String, or null if no label is found
     */
    public String getLabel(IRI iri) {
        if (existingNanopub == null) return null;
        if (labels == null) {
            labels = new HashMap<>();
            for (Statement st : existingNanopub.getPubinfo()) {
                if (st.getPredicate().equals(NTEMPLATE.HAS_LABEL_FROM_API) || st.getPredicate().equals(RDFS.LABEL)) {
                    String label = st.getObject().stringValue();
                    labels.put((IRI) st.getSubject(), label);
                }
            }
        }
        return labels.get(iri);
    }

}

1	package com.knowledgepixels.nanodash.template;
2
3	import com.knowledgepixels.nanodash.NanodashSession;
4	import com.knowledgepixels.nanodash.Utils;
5	import com.knowledgepixels.nanodash.component.LiteralDateItem;
6	import com.knowledgepixels.nanodash.component.PublishForm.FillMode;
7	import com.knowledgepixels.nanodash.component.StatementItem;
8	import org.apache.wicket.Component;
9	import org.apache.wicket.model.IModel;
10	import org.apache.wicket.model.Model;
11	import org.eclipse.rdf4j.model.IRI;
12	import org.eclipse.rdf4j.model.Statement;
13	import org.eclipse.rdf4j.model.Value;
14	import org.eclipse.rdf4j.model.ValueFactory;
15	import org.eclipse.rdf4j.model.impl.SimpleValueFactory;
16	import org.eclipse.rdf4j.model.vocabulary.RDFS;
17	import org.eclipse.rdf4j.model.vocabulary.XSD;
18	import org.nanopub.*;
19	import org.nanopub.vocabulary.NTEMPLATE;
20
21	import java.io.Serializable;
22	import java.time.ZonedDateTime;
23	import java.util.*;
24
25	/**
26	* Context for a template, containing all necessary information to fill.
27	*/
28	public class TemplateContext implements Serializable {
29
30	private static final ValueFactory vf = SimpleValueFactory.getInstance();	3✔
31
32	private final ContextType contextType;
33	private final Template template;
34	private final String componentId;
35	private final Map<String, String> params = new HashMap<>();	×
36	private List<Component> components = new ArrayList<>();	×
37	private final Map<IRI, IModel<?>> componentModels = new HashMap<>();	×
38	private Set<IRI> introducedIris = new HashSet<>();	×
39	private Set<IRI> embeddedIris = new HashSet<>();	×
40	private List<StatementItem> statementItems;
41	private Set<IRI> iriSet = new HashSet<>();	×
42	private Map<IRI, StatementItem> narrowScopeMap = new HashMap<>();	×
43	private String targetNamespace = Template.DEFAULT_TARGET_NAMESPACE;	×
44	private Nanopub existingNanopub;
45	private Map<IRI, String> labels;
46	private FillMode fillMode = null;	×
47
48	/**
49	* Constructor for creating a new template context for filling a template.
50	*
51	* @param contextType the type of context
52	* @param templateId the ID of the template to fill
53	* @param componentId the ID of the component that will use this context
54	* @param targetNamespace the target namespace for the template, can be null to use the default namespace
55	*/
56	public TemplateContext(ContextType contextType, String templateId, String componentId, String targetNamespace) {
57	this(contextType, templateId, componentId, targetNamespace, null);	×
58	}	×
59
60	/**
61	* Constructor for creating a new template context for filling a template.
62	*
63	* @param contextType the type of context
64	* @param templateId the ID of the template to fill
65	* @param componentId the ID of the component that will use this context
66	* @param existingNanopub an existing nanopub to fill, can be null if creating a new nanopub
67	*/
68	public TemplateContext(ContextType contextType, String templateId, String componentId, Nanopub existingNanopub) {
69	this(contextType, templateId, componentId, null, existingNanopub);	×
70	}	×
71
72	private TemplateContext(ContextType contextType, String templateId, String componentId, String targetNamespace, Nanopub existingNanopub) {	×
73	this.contextType = contextType;	×
74	// TODO: check whether template is of correct type:
75	this.template = TemplateData.get().getTemplate(templateId);	×
76	this.componentId = componentId;	×
77	if (targetNamespace != null) {	×
78	this.targetNamespace = targetNamespace;	×
79	}
80	this.existingNanopub = existingNanopub;	×
81	if (existingNanopub == null && NanodashSession.get().getUserIri() != null) {	×
82	componentModels.put(NTEMPLATE.CREATOR_PLACEHOLDER, Model.of(NanodashSession.get().getUserIri().stringValue()));	×
83	}
84	}	×
85
86	/**
87	* Initializes the statements for this context.
88	*/
89	public void initStatements() {
90	if (statementItems != null) return;	×
91	statementItems = new ArrayList<>();	×
92	for (IRI st : template.getStatementIris()) {	×
93	StatementItem<?> si = new StatementItem<>(componentId, st, this);	×
94	statementItems.add(si);	×
95	for (IRI i : si.getIriSet()) {	×
96	if (iriSet.contains(i)) {	×
97	narrowScopeMap.remove(i);	×
98	} else {
99	iriSet.add(i);	×
100	narrowScopeMap.put(i, si);	×
101	}
102	}	×
103	}	×
104	}	×
105
106	/**
107	* Finalizes the statements by processing all parameters and setting the repetition counts.
108	*/
109	public void finalizeStatements() {
110	Map<StatementItem<?>, Integer> finalRepetitionCount = new HashMap<>();	×
111	for (IRI ni : narrowScopeMap.keySet()) {	×
112	// TODO: Move all occurrences of this to utility function:
113	String postfix = Utils.getUriPostfix(ni);	×
114	StatementItem si = narrowScopeMap.get(ni);	×
115	int i = si.getRepetitionCount();	×
116	while (true) {
117	String p = postfix + "__" + i;	×
118	if (hasParam(p)) {	×
119	si.addRepetitionGroup();	×
120	} else {
121	break;
122	}
123	i++;	×
124	}	×
125	i = 1;	×
126	int corr = 0;	×
127	if (si.isEmpty()) corr = 1;	×
128	while (true) {
129	String p = postfix + "__." + i;	×
130	if (hasParam(p)) {	×
131	int absPos = si.getRepetitionCount() + i - 1 - corr;	×
132	String param = postfix + "__" + absPos;	×
133	if (i - corr == 0) param = postfix;	×
134	setParam(param, getParam(p));	×
135	finalRepetitionCount.put(si, i - corr);	×
136	} else {
137	break;
138	}
139	i++;	×
140	}	×
141	}	×
142	for (StatementItem si : finalRepetitionCount.keySet()) {	×
143	for (int i = 0; i < finalRepetitionCount.get(si); i++) {	×
144	si.addRepetitionGroup();	×
145	}
146	}	×
147	for (StatementItem si : statementItems) {	×
148	si.finalizeValues();	×
149	}	×
150	}	×
151
152	/**
153	* Sets the fill mode for this context.
154	*
155	* @param fillMode the fill mode to set
156	*/
157	public void setFillMode(FillMode fillMode) {
158	this.fillMode = fillMode;	×
159	}	×
160
161	/**
162	* Gets the fill mode for this context.
163	*
164	* @return the fill mode, or null if not set
165	*/
166	public FillMode getFillMode() {
167	return fillMode;	×
168	}
169
170	/**
171	* Returns the type of context.
172	*
173	* @return the context type
174	*/
175	public ContextType getType() {
176	return contextType;	×
177	}
178
179	/**
180	* Returns the template associated with this context.
181	*
182	* @return the template
183	*/
184	public Template getTemplate() {
185	return template;	×
186	}
187
188	/**
189	* Returns the ID of the template associated with this context.
190	*
191	* @return the template ID
192	*/
193	public String getTemplateId() {
194	return template.getId();	×
195	}
196
197	/**
198	* Sets a parameter for this context.
199	*
200	* @param name the name of the parameter
201	* @param value the value of the parameter
202	*/
203	public void setParam(String name, String value) {
204	params.put(name, value);	×
205	}	×
206
207	/**
208	* Gets a parameter value by its name.
209	*
210	* @param name the name of the parameter
211	* @return the value of the parameter, or null if not set
212	*/
213	public String getParam(String name) {
214	return params.get(name);	×
215	}
216
217	/**
218	* Checks if a parameter with the given name exists.
219	*
220	* @param name the name of the parameter
221	* @return true if the parameter exists, false otherwise
222	*/
223	public boolean hasParam(String name) {
224	return params.containsKey(name);	×
225	}
226
227	/**
228	* Returns the components associated with this context.
229	*
230	* @return a list of components
231	*/
232	public List<Component> getComponents() {
233	return components;	×
234	}
235
236	/**
237	* Returns the component models associated with this context.
238	*
239	* @return a map of IRI to model of strings
240	*/
241	public Map<IRI, IModel<?>> getComponentModels() {
242	return componentModels;	×
243	}
244
245	/**
246	* Returns the introduced IRIs in this context.
247	*
248	* @return a set of introduced IRIs
249	*/
250	public Set<IRI> getIntroducedIris() {
251	return introducedIris;	×
252	}
253
254	/**
255	* Returns the embedded IRIs in this context.
256	*
257	* @return a set of embedded IRIs
258	*/
259	public Set<IRI> getEmbeddedIris() {
260	return embeddedIris;	×
261	}
262
263	/**
264	* Processes an IRI by applying the template's processing rules.
265	*
266	* @param iri the IRI to process
267	* @return the processed IRI, or null if the processing results in no value
268	*/
269	public IRI processIri(IRI iri) {
270	Value v = processValue(iri);	×
271	if (v == null) return null;	×
272	if (v instanceof IRI) return (IRI) v;	×
273	return iri;	×
274	}
275
276	/**
277	* Processes a Value according to the template's rules.
278	*
279	* @param value the Value to process
280	* @return the processed Value, or the original Value if no processing is applicable
281	*/
282	public Value processValue(Value value) {
283	if (!(value instanceof IRI)) {	×
284	return value;	×
285	}
286	IRI iri = (IRI) value;	×
287	if (iri.equals(NTEMPLATE.CREATOR_PLACEHOLDER)) {	×
288	iri = NanodashSession.get().getUserIri();	×
289	}
290	if (iri.equals(NTEMPLATE.ASSERTION_PLACEHOLDER)) {	×
291	iri = vf.createIRI(targetNamespace + "assertion");	×
292	} else if (iri.equals(NTEMPLATE.NANOPUB_PLACEHOLDER)) {	×
293	iri = vf.createIRI(targetNamespace);	×
294	}
295	// TODO: Move this code below to the respective placeholder classes:
296	IModel<?> tf = componentModels.get(iri);	×
297	Value processedValue = null;	×
298	Object tfObjectGeneric = null;	×
299	if (tf != null) {	×
300	tfObjectGeneric = tf.getObject();	×
301	}
302	if (template.isRestrictedChoicePlaceholder(iri)) {	×
303	String tfObject = (String) tfObjectGeneric;	×
304	if (tf != null && tfObject != null && !tfObject.isEmpty()) {	×
305	String prefix = template.getPrefix(iri);	×
306	if (prefix == null) prefix = "";	×
307	if (template.isLocalResource(iri)) prefix = targetNamespace;	×
308	if (tfObject.matches("https?://.+")) prefix = "";	×
309	String v = prefix + tf.getObject();	×
310	if (v.matches("[^:# ]+")) v = targetNamespace + v;	×
311	if (v.matches("https?://.*")) {	×
312	processedValue = vf.createIRI(v);	×
313	} else {
314	processedValue = vf.createLiteral(tfObject);	×
315	}
316	}
317	} else if (template.isUriPlaceholder(iri)) {	×
318	String tfObject = (String) tfObjectGeneric;	×
319	if (tf != null && tfObject != null && !tfObject.isEmpty()) {	×
320	String prefix = template.getPrefix(iri);	×
321	if (prefix == null) prefix = "";	×
322	if (template.isLocalResource(iri)) prefix = targetNamespace;	×
323	String v;
324	if (template.isAutoEscapePlaceholder(iri)) {	×
325	v = prefix + Utils.urlEncode(tf.getObject());	×
326	} else {
327	if (tfObject.matches("https?://.+")) prefix = "";	×
328	v = prefix + tf.getObject();	×
329	}
330	if (v.matches("[^:# ]+")) v = targetNamespace + v;	×
331	processedValue = vf.createIRI(v);	×
332	}
333	} else if (template.isLocalResource(iri)) {	×
334	String tfObject = (String) tfObjectGeneric;	×
335	if (template.isIntroducedResource(iri) && fillMode == FillMode.SUPERSEDE) {	×
336	if (tf != null && tfObject != null && !tfObject.isEmpty()) {	×
337	processedValue = vf.createIRI(tfObject);	×
338	}
339	} else {
340	String prefix = Utils.getUriPrefix(iri);	×
341	processedValue = vf.createIRI(iri.stringValue().replace(prefix, targetNamespace));	×
342	}
343	} else if (template.isLiteralPlaceholder(iri)) {	×
344	IRI datatype = template.getDatatype(iri);	×
345	String languageTag = template.getLanguageTag(iri);	×
346	if (datatype != null) {	×
347	if (datatype.equals(XSD.DATETIME)) {	×
348	ZonedDateTime tfObject = (ZonedDateTime) tfObjectGeneric;	×
349	if (tfObject != null) {	×
350	processedValue = vf.createLiteral(tfObject);	×
351	}
352	} else if (datatype.equals(XSD.DATE)) {	×
353	Date tfObject = (Date) tfObjectGeneric;	×
354	if (tfObject != null) {	×
355	processedValue = vf.createLiteral(LiteralDateItem.format.format(tfObject), datatype);	×
356	}
357	}	×
358	} else {
359	String tfObject = (String) tfObjectGeneric;	×
360	if (tf != null && tfObject != null && !tfObject.isEmpty()) {	×
361	if (datatype != null) {	×
362	processedValue = vf.createLiteral(tfObject, datatype);	×
363	} else if (languageTag != null) {	×
364	processedValue = vf.createLiteral(tfObject, languageTag);	×
365	} else {
366	processedValue = vf.createLiteral(tfObject);	×
367	}
368	}
369	}
370	} else if (template.isValuePlaceholder(iri)) {	×
371	String tfObject = (String) tfObjectGeneric;	×
372	if (tf != null && tfObject != null && !tfObject.isEmpty()) {	×
373	if (Utils.isValidLiteralSerialization(tfObject)) {	×
374	processedValue = Utils.getParsedLiteral(tfObject);	×
375	} else {
376	String v = tfObject;	×
377	if (v.matches("[^:# ]+")) v = targetNamespace + v;	×
378	processedValue = vf.createIRI(v);	×
379	}
380	}
381	} else if (template.isSequenceElementPlaceholder(iri)) {	×
382	String tfObject = (String) tfObjectGeneric;	×
383	if (tf != null && tfObject != null && !tfObject.isEmpty()) {	×
384	processedValue = vf.createIRI(tfObject);	×
385	}
386	} else {	×
387	processedValue = iri;	×
388	}
389	if (processedValue instanceof IRI pvIri && template.isIntroducedResource(iri)) {	×
390	introducedIris.add(pvIri);	×
391	}
392	if (processedValue instanceof IRI pvIri && template.isEmbeddedResource(iri)) {	×
393	embeddedIris.add(pvIri);	×
394	}
395	return processedValue;	×
396	}
397
398	/**
399	* Returns the statement items associated with this context.
400	*
401	* @return a list of StatementItem objects
402	*/
403	public List<StatementItem> getStatementItems() {
404	return statementItems;	×
405	}
406
407	/**
408	* Propagates the statements from this context to a NanopubCreator.
409	*
410	* @param npCreator the NanopubCreator to which the statements will be added
411	* @throws org.nanopub.MalformedNanopubException if there is an error in the nanopub structure
412	* @throws org.nanopub.NanopubAlreadyFinalizedException if the nanopub has already been finalized
413	*/
414	public void propagateStatements(NanopubCreator npCreator) throws MalformedNanopubException, NanopubAlreadyFinalizedException {
415	if (template.getNanopub() instanceof NanopubWithNs) {	×
416	NanopubWithNs np = (NanopubWithNs) template.getNanopub();	×
417	for (String p : np.getNsPrefixes()) {	×
418	npCreator.addNamespace(p, np.getNamespace(p));	×
419	}	×
420	}
421	for (StatementItem si : statementItems) {	×
422	si.addTriplesTo(npCreator);	×
423	}	×
424	}	×
425
426	/**
427	* Checks if the context has a narrow scope for the given IRI.
428	*
429	* @param iri the IRI to check
430	* @return true if there is a narrow scope for the IRI, false otherwise
431	*/
432	public boolean hasNarrowScope(IRI iri) {
433	return narrowScopeMap.containsKey(iri);	×
434	}
435
436	/**
437	* Checks if any of the statement items in this context will match any triple.
438	*
439	* @return true if any statement item will match any triple, false otherwise
440	*/
441	public boolean willMatchAnyTriple() {
442	initStatements();	×
443	for (StatementItem si : statementItems) {	×
444	if (si.willMatchAnyTriple()) return true;	×
445	}	×
446	return false;	×
447	}
448
449	/**
450	* Fills the context with statements, processing each StatementItem.
451	*
452	* @param statements the list of statements to fill
453	* @throws com.knowledgepixels.nanodash.template.UnificationException if there is an error during unification of statements
454	*/
455	public void fill(List<Statement> statements) throws UnificationException {
456	for (StatementItem si : statementItems) {	×
457	si.fill(statements);	×
458	}	×
459	for (StatementItem si : statementItems) {	×
460	si.fillFinished();	×
461	}	×
462	}	×
463
464	/**
465	* Returns the existing Nanopub associated with this context, if any.
466	*
467	* @return the existing Nanopub, or null if this context is for a new Nanopub
468	*/
469	public Nanopub getExistingNanopub() {
470	return existingNanopub;	×
471	}
472
473	/**
474	* Checks if this context is read-only.
475	*
476	* @return true if the context is read-only, false otherwise
477	*/
478	public boolean isReadOnly() {
479	return existingNanopub != null;	×
480	}
481
482	/**
483	* Returns the label for a given IRI, if available.
484	*
485	* @param iri the IRI for which to get the label
486	* @return the label as a String, or null if no label is found
487	*/
488	public String getLabel(IRI iri) {
489	if (existingNanopub == null) return null;	×
490	if (labels == null) {	×
491	labels = new HashMap<>();	×
492	for (Statement st : existingNanopub.getPubinfo()) {	×
493	if (st.getPredicate().equals(NTEMPLATE.HAS_LABEL_FROM_API) \|\| st.getPredicate().equals(RDFS.LABEL)) {	×
494	String label = st.getObject().stringValue();	×
495	labels.put((IRI) st.getSubject(), label);	×
496	}
497	}	×
498	}
499	return labels.get(iri);	×
500	}
501
502	}

knowledgepixels / nanodash / 18653097879

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