| /******************************************************************************* |
| * Copyright (c) 2007, 2008 IBM Corporation and Others |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Tatsuya ISHIHARA - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.actf.model.dom.odf.text.impl; |
| |
| import java.util.Iterator; |
| |
| import org.eclipse.actf.model.dom.odf.ODFException; |
| import org.eclipse.actf.model.dom.odf.base.ODFDocument; |
| import org.eclipse.actf.model.dom.odf.base.ODFElement; |
| import org.eclipse.actf.model.dom.odf.base.impl.ODFElementImpl; |
| import org.eclipse.actf.model.dom.odf.content.IEditListener; |
| import org.eclipse.actf.model.dom.odf.content.IEditable; |
| import org.eclipse.actf.model.dom.odf.draw.DrawConstants; |
| import org.eclipse.actf.model.dom.odf.office.OfficeConstants; |
| import org.eclipse.actf.model.dom.odf.range.impl.ITextElementContainerUtil; |
| import org.eclipse.actf.model.dom.odf.table.TableConstants; |
| import org.eclipse.actf.model.dom.odf.text.AElement; |
| import org.eclipse.actf.model.dom.odf.text.BookmarkElement; |
| import org.eclipse.actf.model.dom.odf.text.TextConstants; |
| import org.eclipse.actf.model.dom.odf.xlink.XLinkConstants; |
| import org.eclipse.actf.util.xpath.XPathService; |
| import org.eclipse.actf.util.xpath.XPathServiceFactory; |
| import org.w3c.dom.Element; |
| import org.w3c.dom.NodeList; |
| |
| class AElementImpl extends ODFElementImpl implements AElement { |
| private static final long serialVersionUID = 884129871818293857L; |
| |
| private static final XPathService xpathService = XPathServiceFactory |
| .newService(); |
| private static final Object EXP1 = xpathService |
| .compile(".//*[namespace-uri()='" |
| + TextConstants.TEXT_NAMESPACE_URI + "' and local-name()='" |
| + TextConstants.ELEMENT_H + "']" |
| + "[parent::*[namespace-uri()!='" |
| + TextConstants.TEXT_NAMESPACE_URI + "' or local-name()!='" |
| + TextConstants.ELEMENT_LIST_ITEM + "'][namespace-uri()!='" |
| + TextConstants.TEXT_NAMESPACE_URI + "' or local-name()!='" |
| + TextConstants.ELEMENT_LIST_HEADER + "']]"); |
| |
| protected AElementImpl(ODFDocument odfDoc, Element element) { |
| super(odfDoc, element); |
| } |
| |
| public String getAttrOfficeTitle() { |
| if (hasAttributeNS(OfficeConstants.OFFICE_NAMESPACE_URI, |
| OfficeConstants.ATTR_TITLE)) |
| return getAttributeNS(OfficeConstants.OFFICE_NAMESPACE_URI, |
| OfficeConstants.ATTR_TITLE); |
| return null; |
| } |
| |
| public String getType() { |
| if (hasAttributeNS(XLinkConstants.XLINK_NAMESPACE_URI, |
| XLinkConstants.ATTR_TYPE)) |
| return getAttributeNS(XLinkConstants.XLINK_NAMESPACE_URI, |
| XLinkConstants.ATTR_TYPE); |
| return null; |
| } |
| |
| public void setType(String typename) { |
| setAttributeNS(XLinkConstants.XLINK_NAMESPACE_URI, |
| XLinkConstants.ATTR_TYPE, typename); |
| } |
| |
| public String getHref() { |
| if (hasAttributeNS(XLinkConstants.XLINK_NAMESPACE_URI, |
| XLinkConstants.ATTR_HREF)) |
| return getAttributeNS(XLinkConstants.XLINK_NAMESPACE_URI, |
| XLinkConstants.ATTR_HREF); |
| return null; |
| } |
| |
| public void setHref(String url) { |
| setAttributeNS(XLinkConstants.XLINK_NAMESPACE_URI, |
| XLinkConstants.ATTR_HREF, url); |
| } |
| |
| public Object getValue() { |
| return this.getTextContent(); |
| } |
| |
| public void setValue(Object data) { |
| if (data instanceof String) { |
| this.setTextContent((String) data); |
| } else { |
| new ODFException("invalid object for text:a setValue function.") |
| .printStackTrace(); |
| } |
| } |
| |
| public void remove() { |
| // TODO Auto-generated method stub |
| } |
| |
| public void insert(IEditable data) { |
| // TODO Auto-generated method stub |
| } |
| |
| public void addEditListener(IEditListener observer, String topic) { |
| // TODO Auto-generated method stub |
| } |
| |
| public void removeEditListener(IEditListener observer, String topic) { |
| // TODO Auto-generated method stub |
| } |
| |
| public long getContentSize() { |
| return ITextElementContainerUtil.getContentSize(this); |
| } |
| |
| public Iterator getChildIterator() { |
| return ITextElementContainerUtil.getChildIterator(this); |
| } |
| |
| /* |
| * Internal link literal is not defined in ODF spec. This function might not |
| * be compatible with OpenOffice. |
| */ |
| public ODFElement getHrefElement() { |
| String type = getType(); |
| if (XLinkConstants.LINK_TYPE_SIMPLE.equals(type)) { |
| String href = getHref(); |
| if ((href.startsWith("#")) && (href.endsWith("|outline"))) { // link |
| // for |
| // header |
| String outlineContents = href.substring(1, href.length() - 8); |
| // calculate list level of heading element |
| // if level==1, it is not included within list structure |
| int level = 0; |
| while (true) { |
| int indexEndPos = outlineContents.indexOf('.'); |
| if (indexEndPos == -1) |
| break; |
| try { |
| String prefixnum = outlineContents.substring(0, |
| indexEndPos); |
| new Integer(prefixnum).intValue(); |
| outlineContents = outlineContents.substring(2).trim(); |
| } catch (Exception e) { |
| break; |
| } |
| level++; |
| } |
| |
| // search heading element from list structure, if list level is |
| // more than 1 |
| if (level > 1) { |
| NodeList nl = xpathService.evalPathForNodeList( |
| ".//*[namespace-uri()='" |
| + TextConstants.TEXT_NAMESPACE_URI |
| + "' and local-name()='" |
| + TextConstants.ELEMENT_H |
| + "'][attribute::*[namespace-uri()='" |
| + TextConstants.TEXT_NAMESPACE_URI |
| + "' and local-name()='" |
| + TextConstants.ATTR_OUTLINE_LEVEL + "']='" |
| + level + "']", getOwnerDocument() |
| .getDocumentElement()); |
| if (nl != null) { |
| for (int i = 0; i < nl.getLength(); i++) { |
| ODFElement elem = (ODFElement) nl.item(i); |
| String content = elem.getTextContent(); |
| if ((content != null) |
| && (outlineContents.equals(content.trim()))) { |
| return elem; |
| } |
| } |
| } |
| } |
| |
| // search heading element from heading elements which are not |
| // included in list structure |
| NodeList hElemList = xpathService.evalForNodeList(EXP1, |
| getOwnerDocument().getDocumentElement()); |
| int indexEndPos = href.indexOf('.'); |
| if (indexEndPos != -1) { |
| int index = -1; |
| outlineContents = href.substring(indexEndPos + 1, |
| href.length() - 8).trim(); |
| try { |
| index = new Integer(href.substring(1, indexEndPos)) |
| .intValue() - 1; |
| } catch (Exception e) { |
| } |
| if (index != -1) { |
| if ((hElemList != null) |
| && (hElemList.getLength() > index)) { |
| ODFElement elem = (ODFElement) hElemList |
| .item(index); |
| String content = elem.getTextContent(); |
| if ((content != null) |
| && (outlineContents.equals(content.trim()))) { |
| return elem; |
| } |
| } |
| } |
| } |
| |
| // if href URI does not start with number, or link target cannot |
| // be found, |
| // search heading element by its text content |
| outlineContents = href.substring(1, href.length() - 8); |
| for (int i = 0; i < hElemList.getLength(); i++) { |
| ODFElement elem = (ODFElement) hElemList.item(i); |
| String content = elem.getTextContent(); |
| if ((content != null) |
| && (outlineContents.equals(content.trim()))) { |
| return elem; |
| } |
| } |
| } else if ((href.startsWith("#")) && (href.endsWith("|graphic"))) { // link |
| // for |
| // graphic |
| // object |
| String drawName = href.substring(1, href.length() - 8); |
| return findElementByAttrValue(DrawConstants.DRAW_NAMESPACE_URI, |
| DrawConstants.ELEMENT_FRAME, |
| DrawConstants.DRAW_NAMESPACE_URI, |
| DrawConstants.ATTR_NAME, drawName); |
| } else if ((href.startsWith("#")) && (href.endsWith("|table"))) { // link |
| // for |
| // table |
| String tableName = href.substring(1, href.length() - 6); |
| return findElementByAttrValue( |
| TableConstants.TABLE_NAMESPACE_URI, |
| TableConstants.ELEMENT_TABLE, |
| TableConstants.TABLE_NAMESPACE_URI, |
| TableConstants.ATTR_NAME, tableName); |
| } else if ((href.startsWith("#")) && (href.endsWith("|frame"))) { // link |
| // for |
| // frame |
| String frameName = href.substring(1, href.length() - 6); |
| return findElementByAttrValue(DrawConstants.DRAW_NAMESPACE_URI, |
| DrawConstants.ELEMENT_FRAME, |
| DrawConstants.DRAW_NAMESPACE_URI, |
| DrawConstants.ATTR_NAME, frameName); |
| } else if ((href.startsWith("#")) && (href.endsWith("|ole"))) { // link |
| // for |
| // OLE |
| // object |
| String oleName = href.substring(1, href.length() - 4); |
| return findElementByAttrValue(DrawConstants.DRAW_NAMESPACE_URI, |
| DrawConstants.ELEMENT_FRAME, |
| DrawConstants.DRAW_NAMESPACE_URI, |
| DrawConstants.ATTR_NAME, oleName); |
| } else if ((href.startsWith("#")) && (href.endsWith("|region"))) { // link |
| // for |
| // section, |
| // or |
| // table |
| // of |
| // contents |
| String regionName = href.substring(1, href.length() - 7); |
| ODFElement elem = findElementByAttrValue( |
| TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ELEMENT_SECTION, |
| TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ATTR_NAME, regionName); |
| if (elem != null) |
| return elem; |
| elem = findElementByAttrValue(TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ELEMENT_TABLE_OF_CONTENT, |
| TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ATTR_NAME, regionName); |
| if (elem != null) |
| return elem; |
| elem = findElementByAttrValue(TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ELEMENT_INDEX_TITLE, |
| TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ATTR_NAME, regionName); |
| if (elem != null) |
| return elem; |
| } else if (href.startsWith("#")) { // link for bookmark |
| String bookmarkName = href.substring(1); |
| ODFElement elem = findElementByAttrValue( |
| TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ELEMENT_BOOKMARK, |
| TextConstants.TEXT_NAMESPACE_URI, |
| TextConstants.ATTR_NAME, bookmarkName); |
| if (elem instanceof BookmarkElement) |
| return elem; |
| } |
| } |
| return null; |
| } |
| } |
