evolvedbinary / elemental / 982

Committed 29 Apr 2025 08:34PM UTC coverage: 56.409% (+0.007%) from 56.402%

Build # 982

Build Type

push

circleci

Committed by

adamretter

Commit Message

[feature] Improve README.md badges

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71.93

/exist-core/src/main/java/org/exist/xquery/functions/fn/transform/URIResolution.java

/*
 * Elemental
 * Copyright (C) 2024, Evolved Binary Ltd
 *
 * admin@evolvedbinary.com
 * https://www.evolvedbinary.com | https://www.elemental.xyz
 *
 * Use of this software is governed by the Business Source License 1.1
 * included in the LICENSE file and at www.mariadb.com/bsl11.
 *
 * Change Date: 2028-04-27
 *
 * On the date above, in accordance with the Business Source License, use
 * of this software will be governed by the Apache License, Version 2.0.
 *
 * Additional Use Grant: Production use of the Licensed Work for a permitted
 * purpose. A Permitted Purpose is any purpose other than a Competing Use.
 * A Competing Use means making the Software available to others in a commercial
 * product or service that: substitutes for the Software; substitutes for any
 * other product or service we offer using the Software that exists as of the
 * date we make the Software available; or offers the same or substantially
 * similar functionality as the Software.
 */
package org.exist.xquery.functions.fn.transform;

import org.exist.dom.persistent.NodeProxy;
import org.exist.security.PermissionDeniedException;
import org.exist.xmldb.XmldbURI;
import org.exist.xquery.ErrorCodes;
import org.exist.xquery.Expression;
import org.exist.xquery.XPathException;
import org.exist.xquery.XQueryContext;
import org.exist.xquery.util.DocUtils;
import org.exist.xquery.value.AnyURIValue;
import org.exist.xquery.value.Sequence;
import org.exist.xquery.value.Type;
import org.w3c.dom.Node;

import javax.xml.transform.Source;
import javax.xml.transform.TransformerException;
import javax.xml.transform.URIResolver;
import javax.xml.transform.dom.DOMSource;
import java.net.URI;
import java.net.URISyntaxException;

public class URIResolution {

    /**
     * URI resolution, the core should be the same as for fn:resolve-uri
     * @param relative URI to resolve
     * @param base to resolve against
     * @return resolved URI
     * @throws URISyntaxException if resolution is not possible
     */
    static AnyURIValue resolveURI(final AnyURIValue relative, final AnyURIValue base) throws URISyntaxException, XPathException {
        var relativeURI = new URI(relative.getStringValue());
        if (relativeURI.isAbsolute()) {
            return relative;
        }
        var baseURI = new URI(base.getStringValue() );
        if (!baseURI.isAbsolute()) {
            return relative;
        }
        try {
            var xBase = XmldbURI.xmldbUriFor(baseURI);
            var resolved = xBase.getURI().resolve(relativeURI);
            return new AnyURIValue(XmldbURI.XMLDB_URI_PREFIX + resolved);
        } catch (URISyntaxException e) {
            return new AnyURIValue(baseURI.resolve(relativeURI));
        }
    }

    public static class CompileTimeURIResolver implements URIResolver {

        private final XQueryContext xQueryContext;
        private final Expression containingExpression;

        public CompileTimeURIResolver(XQueryContext xQueryContext, Expression containingExpression) {
            this.xQueryContext = xQueryContext;
            this.containingExpression = containingExpression;
        }

        @Override
        public Source resolve(final String href, final String base) throws TransformerException {

            try {
                final AnyURIValue baseURI = new AnyURIValue(base);
                final AnyURIValue hrefURI = new AnyURIValue(href);
                var resolved = resolveURI(hrefURI, baseURI);
                return resolveDocument(resolved.getStringValue());
            } catch (URISyntaxException e) {
                throw new TransformerException(
                    "Failed to resolve " + href + " against " + base, e);
            } catch (XPathException e) {
                throw new TransformerException(
                    "Failed to find document as result of resolving " + href + " against " + base, e);
            }
        }

        protected Source resolveDocument(final String location) throws XPathException {
            return URIResolution.resolveDocument(location, xQueryContext, containingExpression);
        }
    }

    /**
     * Resolve an absolute document location, stylesheet or included source
     *
     * @param location of the stylesheet
     * @return the resolved stylesheet as a source
     * @throws org.exist.xquery.XPathException if the item does not exist, or is not a document
     */
    static Source resolveDocument(final String location, final XQueryContext xQueryContext, Expression containingExpression) throws XPathException {

        final Sequence document;
        try {
            document = DocUtils.getDocument(xQueryContext, location);
        } catch (final PermissionDeniedException e) {
            throw new XPathException(containingExpression, ErrorCodes.FODC0002,
                "Can not access '" + location + "'" + e.getMessage());
        }
        if (document == null || document.isEmpty()) {
            throw new XPathException(containingExpression, ErrorCodes.FODC0002,
                "No document found at location '"+ location);
        }
        if (document.hasOne() && Type.subTypeOf(document.getItemType(), Type.NODE)) {
            if (document instanceof NodeProxy proxy) {
                return new DOMSource(proxy.getNode());
            }
            else if (document.itemAt(0) instanceof Node node) {
                return new DOMSource(node);
            }
        }
        throw new XPathException(containingExpression, ErrorCodes.FODC0002,
            "Location '"+ location + "' returns an item which is not a document node");
    }
}

1	/*
2	* Elemental
3	* Copyright (C) 2024, Evolved Binary Ltd
4	*
5	* admin@evolvedbinary.com
6	* https://www.evolvedbinary.com \| https://www.elemental.xyz
7	*
8	* Use of this software is governed by the Business Source License 1.1
9	* included in the LICENSE file and at www.mariadb.com/bsl11.
10	*
11	* Change Date: 2028-04-27
12	*
13	* On the date above, in accordance with the Business Source License, use
14	* of this software will be governed by the Apache License, Version 2.0.
15	*
16	* Additional Use Grant: Production use of the Licensed Work for a permitted
17	* purpose. A Permitted Purpose is any purpose other than a Competing Use.
18	* A Competing Use means making the Software available to others in a commercial
19	* product or service that: substitutes for the Software; substitutes for any
20	* other product or service we offer using the Software that exists as of the
21	* date we make the Software available; or offers the same or substantially
22	* similar functionality as the Software.
23	*/
24	package org.exist.xquery.functions.fn.transform;
25
26	import org.exist.dom.persistent.NodeProxy;
27	import org.exist.security.PermissionDeniedException;
28	import org.exist.xmldb.XmldbURI;
29	import org.exist.xquery.ErrorCodes;
30	import org.exist.xquery.Expression;
31	import org.exist.xquery.XPathException;
32	import org.exist.xquery.XQueryContext;
33	import org.exist.xquery.util.DocUtils;
34	import org.exist.xquery.value.AnyURIValue;
35	import org.exist.xquery.value.Sequence;
36	import org.exist.xquery.value.Type;
37	import org.w3c.dom.Node;
38
39	import javax.xml.transform.Source;
40	import javax.xml.transform.TransformerException;
41	import javax.xml.transform.URIResolver;
42	import javax.xml.transform.dom.DOMSource;
43	import java.net.URI;
44	import java.net.URISyntaxException;
45
46	public class URIResolution {	×
47
48	/**
49	* URI resolution, the core should be the same as for fn:resolve-uri
50	* @param relative URI to resolve
51	* @param base to resolve against
52	* @return resolved URI
53	* @throws URISyntaxException if resolution is not possible
54	*/
55	static AnyURIValue resolveURI(final AnyURIValue relative, final AnyURIValue base) throws URISyntaxException, XPathException {
56	var relativeURI = new URI(relative.getStringValue());	1✔
57	if (relativeURI.isAbsolute()) {	1✔
58	return relative;	1✔
59	}
60	var baseURI = new URI(base.getStringValue() );	1✔
61	if (!baseURI.isAbsolute()) {	1✔
62	return relative;	1✔
63	}
64	try {
65	var xBase = XmldbURI.xmldbUriFor(baseURI);	1✔
66	var resolved = xBase.getURI().resolve(relativeURI);	1✔
67	return new AnyURIValue(XmldbURI.XMLDB_URI_PREFIX + resolved);	1✔
68	} catch (URISyntaxException e) {	1✔
69	return new AnyURIValue(baseURI.resolve(relativeURI));	1✔
70	}
71	}
72
73	public static class CompileTimeURIResolver implements URIResolver {
74
75	private final XQueryContext xQueryContext;
76	private final Expression containingExpression;
77
78	public CompileTimeURIResolver(XQueryContext xQueryContext, Expression containingExpression) {	1✔
79	this.xQueryContext = xQueryContext;	1✔
80	this.containingExpression = containingExpression;	1✔
81	}	1✔
82
83	@Override
84	public Source resolve(final String href, final String base) throws TransformerException {
85
86	try {
87	final AnyURIValue baseURI = new AnyURIValue(base);	1✔
88	final AnyURIValue hrefURI = new AnyURIValue(href);	1✔
89	var resolved = resolveURI(hrefURI, baseURI);	1✔
90	return resolveDocument(resolved.getStringValue());	1✔
91	} catch (URISyntaxException e) {	×
92	throw new TransformerException(	×
93	"Failed to resolve " + href + " against " + base, e);	×
94	} catch (XPathException e) {	×
95	throw new TransformerException(	×
96	"Failed to find document as result of resolving " + href + " against " + base, e);	×
97	}
98	}
99
100	protected Source resolveDocument(final String location) throws XPathException {
101	return URIResolution.resolveDocument(location, xQueryContext, containingExpression);	×
102	}
103	}
104
105	/**
106	* Resolve an absolute document location, stylesheet or included source
107	*
108	* @param location of the stylesheet
109	* @return the resolved stylesheet as a source
110	* @throws org.exist.xquery.XPathException if the item does not exist, or is not a document
111	*/
112	static Source resolveDocument(final String location, final XQueryContext xQueryContext, Expression containingExpression) throws XPathException {
113
114	final Sequence document;
115	try {
116	document = DocUtils.getDocument(xQueryContext, location);	1✔
117	} catch (final PermissionDeniedException e) {	1✔
118	throw new XPathException(containingExpression, ErrorCodes.FODC0002,	1✔
119	"Can not access '" + location + "'" + e.getMessage());	1✔
120	}
121	if (document == null \|\| document.isEmpty()) {	1!
122	throw new XPathException(containingExpression, ErrorCodes.FODC0002,	1✔
123	"No document found at location '"+ location);	1✔
124	}
125	if (document.hasOne() && Type.subTypeOf(document.getItemType(), Type.NODE)) {	1!
126	if (document instanceof NodeProxy proxy) {	1!
127	return new DOMSource(proxy.getNode());	×
128	}
129	else if (document.itemAt(0) instanceof Node node) {	1!
130	return new DOMSource(node);	1✔
131	}
132	}
133	throw new XPathException(containingExpression, ErrorCodes.FODC0002,	×
134	"Location '"+ location + "' returns an item which is not a document node");	×
135	}
136	}

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