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/*
* WPCleaner: A tool to help on Wikipedia maintenance tasks.
* Copyright (C) 2013 Nicolas Vervelle
*
* See README.txt file for licensing information.
*/
package org.wikipediacleaner.api.check.algorithm;
import java.util.Collection;
import java.util.List;
import org.wikipediacleaner.api.check.CheckErrorResult;
import org.wikipediacleaner.api.data.PageAnalysis;
import org.wikipediacleaner.api.data.PageElementExternalLink;
/**
* Algorithm for analyzing error 86 of check wikipedia project.
* Error 86: External link with two brackets
*/
public class CheckErrorAlgorithm086 extends CheckErrorAlgorithmBase {
public CheckErrorAlgorithm086() {
super("External link with two brackets");
}
/**
* Analyze a page to check if errors are present.
*
* @param analysis Page analysis.
* @param errors Errors found in the page.
* @param onlyAutomatic True if analysis could be restricted to errors automatically fixed.
* @return Flag indicating if the error was found.
*/
@Override
public boolean analyze(
PageAnalysis analysis,
Collection<CheckErrorResult> errors, boolean onlyAutomatic) {
if (analysis == null) {
return false;
}
// For each external link
List<PageElementExternalLink> links = analysis.getExternalLinks();
if ((links == null) || (links.isEmpty())) {
return false;
}
String contents = analysis.getContents();
int maxLength = contents.length();
boolean result = false;
for (PageElementExternalLink link : links) {
if (link.hasSquare() && link.hasSecondSquare()) {
int beginIndex = link.getBeginIndex() - 1;
if ((beginIndex >= 0) &&
(contents.charAt(beginIndex) == '[')) {
int endIndex = link.getEndIndex();
if ((endIndex < maxLength) && (contents.charAt(endIndex) == ']')) {
endIndex++;
}
if (errors == null) {
return true;
}
result = true;
CheckErrorResult errorResult = createCheckErrorResult(
analysis, beginIndex, endIndex);
String externalLink = contents.substring(link.getBeginIndex(), link.getEndIndex());
errorResult.addReplacement(externalLink);
errorResult.addReplacement(externalLink.replaceAll("\\|", " "));
errors.add(errorResult);
}
}
}
return result;
}
}