/*
* 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 org.wikipediacleaner.api.check.CheckErrorResult;
import org.wikipediacleaner.api.constants.WikiConfiguration;
import org.wikipediacleaner.api.data.MagicWord;
import org.wikipediacleaner.api.data.Namespace;
import org.wikipediacleaner.api.data.PageAnalysis;
import org.wikipediacleaner.api.data.PageElementTemplate;
import org.wikipediacleaner.i18n.GT;
/**
* Algorithm for analyzing error 001 of check wikipedia project.
* Error 001: Template namespace in template usage
*/
public class CheckErrorAlgorithm001 extends CheckErrorAlgorithmBase {
public CheckErrorAlgorithm001() {
super("Template namespace in template usage");
}
/**
* 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;
}
// Retrieve informations
WikiConfiguration config = analysis.getWikiConfiguration();
Namespace templateNamespace = config.getNamespace(Namespace.TEMPLATE);
// Check every template to if template name contains template namespace
Collection<PageElementTemplate> templates = analysis.getTemplates();
if ((templates == null) || (templates.isEmpty())) {
return false;
}
boolean result = false;
for (PageElementTemplate template : templates) {
String templateName = template.getTemplateName();
int colonIndex = templateName.indexOf(':');
String namespace = (colonIndex > 0) ? templateName.substring(0, colonIndex) : null;
if ((colonIndex > 0) &&
(templateNamespace.isPossibleName(namespace))) {
// Test for special situations (functions)
MagicWord magicWord = null;
if (templateName.length() > colonIndex + 1) {
String afterColon = templateName.substring(colonIndex + 1);
colonIndex = afterColon.indexOf(':');
if (colonIndex < 0) {
magicWord = config.getFunctionMagicWord(afterColon, false);
} else {
magicWord = config.getFunctionMagicWord(afterColon.substring(0, colonIndex), true);
}
}
// Raise error
if (magicWord == null) {
if (errors == null) {
return true;
}
result = true;
CheckErrorResult error = createCheckErrorResult(
analysis,
template.getBeginIndex(),
template.getEndIndex());
String fullTemplate = analysis.getContents().substring(
template.getBeginIndex(), template.getEndIndex());
colonIndex = fullTemplate.indexOf(':');
error.addReplacement(
"{{" + fullTemplate.substring(colonIndex + 1).trim(),
GT._("Remove {0} namespace from template name", namespace),
true);
errors.add(error);
}
}
}
return result;
}
/**
* Automatic fixing of all the errors in the page.
*
* @param analysis Page analysis.
* @return Page contents after fix.
*/
@Override
protected String internalAutomaticFix(PageAnalysis analysis) {
return fixUsingAutomaticReplacement(analysis);
}
}