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package org.apache.any23.validator.rule; |
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import org.apache.any23.validator.DOMDocument; |
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import org.apache.any23.validator.Rule; |
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import org.apache.any23.validator.RuleContext; |
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import org.apache.any23.validator.ValidationReport; |
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import org.apache.any23.validator.ValidationReportBuilder; |
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import org.w3c.dom.Node; |
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import java.net.MalformedURLException; |
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import java.net.URL; |
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import java.util.ArrayList; |
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import java.util.List; |
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39 | 0 | public class AboutNotURIRule implements Rule { |
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public static final String NODES_WITH_INVALID_ABOUT = "nodes-with-invalid-about"; |
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public String getHRName() { |
44 | 0 | return "about-not-uri-rule"; |
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} |
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public boolean applyOn( |
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DOMDocument document, |
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RuleContext context, |
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ValidationReportBuilder validationReportBuilder |
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) { |
52 | 0 | final List<Node> nodesWithAbout = document.getNodesWithAttribute("about"); |
53 | 0 | final List<Node> nodesWithInvalidAbout = new ArrayList<Node>(); |
54 | 0 | for(Node nodeWithAbout : nodesWithAbout) { |
55 | 0 | if ( ! aboutIsValid(nodeWithAbout) ) { |
56 | 0 | validationReportBuilder.reportIssue( |
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ValidationReport.IssueLevel.error, |
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"Invalid about value for node, expected valid URL.", |
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nodeWithAbout |
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); |
61 | 0 | nodesWithInvalidAbout.add(nodeWithAbout); |
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} |
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} |
64 | 0 | if(nodesWithInvalidAbout.isEmpty()) { |
65 | 0 | return false; |
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} |
67 | 0 | context.putData(NODES_WITH_INVALID_ABOUT, nodesWithInvalidAbout); |
68 | 0 | return true; |
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} |
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private boolean aboutIsValid(Node n) { |
72 | 0 | final String aboutContent = n.getAttributes().getNamedItem("about").getTextContent(); |
73 | 0 | if( isURL(aboutContent) ) { |
74 | 0 | return true; |
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} |
76 | 0 | final char firstChar = aboutContent.charAt(0); |
77 | 0 | return firstChar == '#' || firstChar == '/'; |
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} |
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private boolean isURL(String candidateURIStr) { |
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try { |
82 | 0 | new URL(candidateURIStr); |
83 | 0 | } catch (MalformedURLException murle) { |
84 | 0 | return false; |
85 | 0 | } |
86 | 0 | return true; |
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} |
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} |