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/**
* $RCSfile$
* $Revision: 12588 $
* $Date: 2011-09-08 18:26:22 -0700 (Thu, 08 Sep 2011) $
*
* Copyright 2003-2007 Jive Software.
*
* All rights reserved. Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.jivesoftware.smackx;
import org.jivesoftware.smack.util.StringUtils;
/**
* An XHTMLText represents formatted text. This class also helps to build valid
* XHTML tags.
*
* @author Gaston Dombiak
*/
public class XHTMLText {
private StringBuilder text = new StringBuilder(30);
/**
* Creates a new XHTMLText with body tag params.
*
* @param style the XHTML style of the body
* @param lang the language of the body
*/
public XHTMLText(String style, String lang) {
appendOpenBodyTag(style, lang);
}
/**
* Appends a tag that indicates that an anchor section begins.
*
* @param href indicates the URL being linked to
* @param style the XHTML style of the anchor
*/
public void appendOpenAnchorTag(String href, String style) {
StringBuilder sb = new StringBuilder("<a");
if (href != null) {
sb.append(" href=\"");
sb.append(href);
sb.append("\"");
}
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that an anchor section ends.
*
*/
public void appendCloseAnchorTag() {
text.append("</a>");
}
/**
* Appends a tag that indicates that a blockquote section begins.
*
* @param style the XHTML style of the blockquote
*/
public void appendOpenBlockQuoteTag(String style) {
StringBuilder sb = new StringBuilder("<blockquote");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that a blockquote section ends.
*
*/
public void appendCloseBlockQuoteTag() {
text.append("</blockquote>");
}
/**
* Appends a tag that indicates that a body section begins.
*
* @param style the XHTML style of the body
* @param lang the language of the body
*/
private void appendOpenBodyTag(String style, String lang) {
StringBuilder sb = new StringBuilder("<body");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
if (lang != null) {
sb.append(" xml:lang=\"");
sb.append(lang);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that a body section ends.
*
*/
private String closeBodyTag() {
return "</body>";
}
/**
* Appends a tag that inserts a single carriage return.
*
*/
public void appendBrTag() {
text.append("<br/>");
}
/**
* Appends a tag that indicates a reference to work, such as a book, report or web site.
*
*/
public void appendOpenCiteTag() {
text.append("<cite>");
}
/**
* Appends a tag that indicates text that is the code for a program.
*
*/
public void appendOpenCodeTag() {
text.append("<code>");
}
/**
* Appends a tag that indicates end of text that is the code for a program.
*
*/
public void appendCloseCodeTag() {
text.append("</code>");
}
/**
* Appends a tag that indicates emphasis.
*
*/
public void appendOpenEmTag() {
text.append("<em>");
}
/**
* Appends a tag that indicates end of emphasis.
*
*/
public void appendCloseEmTag() {
text.append("</em>");
}
/**
* Appends a tag that indicates a header, a title of a section of the message.
*
* @param level the level of the Header. It should be a value between 1 and 3
* @param style the XHTML style of the blockquote
*/
public void appendOpenHeaderTag(int level, String style) {
if (level > 3 || level < 1) {
return;
}
StringBuilder sb = new StringBuilder("<h");
sb.append(level);
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that a header section ends.
*
* @param level the level of the Header. It should be a value between 1 and 3
*/
public void appendCloseHeaderTag(int level) {
if (level > 3 || level < 1) {
return;
}
StringBuilder sb = new StringBuilder("</h");
sb.append(level);
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates an image.
*
* @param align how text should flow around the picture
* @param alt the text to show if you don't show the picture
* @param height how tall is the picture
* @param src where to get the picture
* @param width how wide is the picture
*/
public void appendImageTag(String align, String alt, String height, String src, String width) {
StringBuilder sb = new StringBuilder("<img");
if (align != null) {
sb.append(" align=\"");
sb.append(align);
sb.append("\"");
}
if (alt != null) {
sb.append(" alt=\"");
sb.append(alt);
sb.append("\"");
}
if (height != null) {
sb.append(" height=\"");
sb.append(height);
sb.append("\"");
}
if (src != null) {
sb.append(" src=\"");
sb.append(src);
sb.append("\"");
}
if (width != null) {
sb.append(" width=\"");
sb.append(width);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates the start of a new line item within a list.
*
* @param style the style of the line item
*/
public void appendLineItemTag(String style) {
StringBuilder sb = new StringBuilder("<li");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that creates an ordered list. "Ordered" means that the order of the items
* in the list is important. To show this, browsers automatically number the list.
*
* @param style the style of the ordered list
*/
public void appendOpenOrderedListTag(String style) {
StringBuilder sb = new StringBuilder("<ol");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that an ordered list section ends.
*
*/
public void appendCloseOrderedListTag() {
text.append("</ol>");
}
/**
* Appends a tag that creates an unordered list. The unordered part means that the items
* in the list are not in any particular order.
*
* @param style the style of the unordered list
*/
public void appendOpenUnorderedListTag(String style) {
StringBuilder sb = new StringBuilder("<ul");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that an unordered list section ends.
*
*/
public void appendCloseUnorderedListTag() {
text.append("</ul>");
}
/**
* Appends a tag that indicates the start of a new paragraph. This is usually rendered
* with two carriage returns, producing a single blank line in between the two paragraphs.
*
* @param style the style of the paragraph
*/
public void appendOpenParagraphTag(String style) {
StringBuilder sb = new StringBuilder("<p");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates the end of a new paragraph. This is usually rendered
* with two carriage returns, producing a single blank line in between the two paragraphs.
*
*/
public void appendCloseParagraphTag() {
text.append("</p>");
}
/**
* Appends a tag that indicates that an inlined quote section begins.
*
* @param style the style of the inlined quote
*/
public void appendOpenInlinedQuoteTag(String style) {
StringBuilder sb = new StringBuilder("<q");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that an inlined quote section ends.
*
*/
public void appendCloseInlinedQuoteTag() {
text.append("</q>");
}
/**
* Appends a tag that allows to set the fonts for a span of text.
*
* @param style the style for a span of text
*/
public void appendOpenSpanTag(String style) {
StringBuilder sb = new StringBuilder("<span");
if (style != null) {
sb.append(" style=\"");
sb.append(style);
sb.append("\"");
}
sb.append(">");
text.append(sb.toString());
}
/**
* Appends a tag that indicates that a span section ends.
*
*/
public void appendCloseSpanTag() {
text.append("</span>");
}
/**
* Appends a tag that indicates text which should be more forceful than surrounding text.
*
*/
public void appendOpenStrongTag() {
text.append("<strong>");
}
/**
* Appends a tag that indicates that a strong section ends.
*
*/
public void appendCloseStrongTag() {
text.append("</strong>");
}
/**
* Appends a given text to the XHTMLText.
*
* @param textToAppend the text to append
*/
public void append(String textToAppend) {
text.append(StringUtils.escapeForXML(textToAppend));
}
/**
* Returns the text of the XHTMLText.
*
* Note: Automatically adds the closing body tag.
*
* @return the text of the XHTMLText
*/
public String toString() {
return text.toString().concat(closeBodyTag());
}
}
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