/*
* Copyright (C) 2003-2010 eXo Platform SAS.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU Affero General Public License
* as published by the Free Software Foundation; either version 3
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see<http://www.gnu.org/licenses/>.
*/
package org.exoplatform.wiki.rendering.macro.table;
import java.io.StringReader;
import java.util.Collections;
import java.util.List;
import org.xwiki.component.annotation.Component;
import org.xwiki.component.annotation.Requirement;
import org.xwiki.component.manager.ComponentLookupException;
import org.xwiki.component.manager.ComponentManager;
import org.xwiki.rendering.block.Block;
import org.xwiki.rendering.block.ParagraphBlock;
import org.xwiki.rendering.block.XDOM;
import org.xwiki.rendering.macro.AbstractMacro;
import org.xwiki.rendering.macro.MacroExecutionException;
import org.xwiki.rendering.parser.ParseException;
import org.xwiki.rendering.parser.Parser;
import org.xwiki.rendering.transformation.MacroTransformationContext;
/**
* Created by The eXo Platform SAS
* Author : viet nguyen
* viet.nguyen@exoplatform.com
* Sep 22, 2010
*/
@Component("table-cell")
public class TableCellMacro extends AbstractMacro<Object> {
/**
* The description of the macro.
*/
private static final String DESCRIPTION = "Inserts a table cell.";
@Requirement
private ComponentManager componentManager;
/**
* Create and initialize the descriptor of the macro.
*/
public TableCellMacro() {
super("TableCell", DESCRIPTION);
setDefaultCategory(DEFAULT_CATEGORY_FORMATTING);
}
@Override
public List<Block> execute(Object parameters, String content, MacroTransformationContext context) throws MacroExecutionException {
XDOM parsedDom;
// get a parser for the desired syntax identifier
Parser parser = getSyntaxParser(context.getSyntax().toIdString());
try {
// parse the content of the wiki macro that has been injected by the component manager the content of the macro call itself is ignored.
parsedDom = parser.parse(new StringReader(content));
} catch (ParseException e) {
throw new MacroExecutionException("Failed to parse content [" + content + "] with Syntax parser [" + parser.getSyntax() + "]", e);
}
List<Block> childrenBlock = ((Block) parsedDom).getChildren();
if (childrenBlock.size() == 1 && childrenBlock.get(0) instanceof ParagraphBlock) {
return childrenBlock.get(0).getChildren();
} else {
return Collections.singletonList((Block) parsedDom);
}
}
@Override
public boolean supportsInlineMode() {
return true;
}
protected Parser getSyntaxParser(String syntaxId) throws MacroExecutionException {
try {
return (Parser) this.componentManager.lookup(Parser.class, syntaxId);
} catch (ComponentLookupException e) {
throw new MacroExecutionException("Failed to find source parser", e);
}
}
}