Example usage for org.apache.wicket.markup.parser XmlTag toXmlString

Introduction

In this page you can find the example usage for org.apache.wicket.markup.parser XmlTag toXmlString.

Prototype

public CharSequence toXmlString(final String attributeToBeIgnored) 

Source Link

Document

Assuming some attributes have been changed, toXmlString() rebuilds the String on based on the tags informations.

Usage

From source file:com.servoy.j2db.server.headlessclient.dataui.StripHTMLTagsConverter.java

License:Open Source License

/**
 * @param bodyText/* w  w w.  j  a va  2s .  c  om*/
 * @param solution
 * @return
 */
@SuppressWarnings("nls")
public static StrippedText convertBodyText(Component component, CharSequence bodyText,
        FlattenedSolution solutionRoot) {
    StrippedText st = new StrippedText();
    if (RequestCycle.get() == null) {
        st.setBodyTxt(bodyText);
        return st;
    }

    ResourceReference rr = new ResourceReference("media"); //$NON-NLS-1$
    String solutionName = solutionRoot.getSolution().getName();

    StringBuffer bodyTxt = new StringBuffer(bodyText.length());
    XmlPullParser parser = new XmlPullParser();

    ICrypt urlCrypt = null;
    if (Application.exists())
        urlCrypt = Application.get().getSecuritySettings().getCryptFactory().newCrypt();

    try {
        parser.parse(new ByteArrayInputStream(bodyText.toString().getBytes("UTF8")), "UTF8"); //$NON-NLS-1$ //$NON-NLS-2$
        XmlTag me = (XmlTag) parser.nextTag();

        while (me != null) {
            CharSequence tmp = parser.getInputFromPositionMarker(me.getPos());
            if (tmp.toString().trim().length() > 0)
                bodyTxt.append(tmp);
            parser.setPositionMarker();

            String currentTagName = me.getName().toLowerCase();

            if (currentTagName.equals("script")) //$NON-NLS-1$
            {
                if (!me.isClose()) {
                    String srcUrl = (String) me.getAttributes().get("src"); //$NON-NLS-1$
                    if (srcUrl == null)
                        srcUrl = (String) me.getAttributes().get("SRC"); //$NON-NLS-1$
                    me = (XmlTag) parser.nextTag();
                    if (srcUrl != null) {
                        st.getJavascriptUrls()
                                .add(convertMediaReferences(srcUrl, solutionName, rr, "", true).toString());
                    } else {
                        if (me != null) {
                            st.getJavascriptScripts().add(parser.getInputFromPositionMarker(me.getPos()));
                            parser.setPositionMarker();
                        }
                    }
                } else {
                    me = (XmlTag) parser.nextTag();
                }
                continue;
            } else if (currentTagName.equals("style")) {
                if (me.isOpen()) {
                    me = (XmlTag) parser.nextTag();
                    List<CharSequence> styles = st.getStyles();
                    String style = parser.getInputFromPositionMarker(me.getPos()).toString().trim();
                    if (!"".equals(style) && !styles.contains(style)) {
                        styles.add(convertMediaReferences(style, solutionName, rr, "", false));
                    }
                    parser.setPositionMarker();
                } else {
                    me = (XmlTag) parser.nextTag();
                }
                continue;
            } else if (currentTagName.equals("link")) {
                if (me.isOpen() || me.isOpenClose()) {
                    String end = "\n";
                    if (me.isOpen())
                        end = "</link>\n";
                    st.getLinkTags().add(
                            convertMediaReferences(me.toXmlString(null) + end, solutionName, rr, "", false));
                }
                me = (XmlTag) parser.nextTag();
                continue;
            }
            if (ignoreTags.contains(currentTagName)) {
                if (currentTagName.equals("body") && (me.isOpen() || me.isOpenClose())) {
                    if (me.getAttributes().size() > 0) {
                        st.addBodyAttributes(me.getAttributes());
                    }
                    me = (XmlTag) parser.nextTag();
                } else {
                    me = (XmlTag) parser.nextTag();
                }
                continue;
            }

            if (currentTagName.equals("img") && component instanceof ILabel) {
                ILabel label = (ILabel) component;
                String onload = "Servoy.Utils.setLabelChildHeight('" + component.getMarkupId() + "', "
                        + label.getVerticalAlignment() + ");";
                onload = me.getAttributes().containsKey("onload")
                        ? me.getAttributes().getString("onload") + ";" + onload
                        : onload;
                me.getAttributes().put("onload", onload);
            }

            boolean ignoreOnclick = false;
            IValueMap attributeMap = me.getAttributes();
            // first transfer over the tabindex to anchor tags
            if (currentTagName.equals("a")) {
                int tabIndex = TabIndexHelper.getTabIndex(component);
                if (tabIndex != -1)
                    attributeMap.put("tabindex", Integer.valueOf(tabIndex));
            }
            // TODO attributes with casing?
            // now they have to be lowercase. (that is a xhtml requirement)
            for (String attribute : scanTags) {
                if (ignoreOnclick && attribute.equals("onclick")) //$NON-NLS-1$
                    continue;
                String src = attributeMap.getString(attribute);
                if (src == null) {
                    continue;
                }
                String lowercase = src.toLowerCase();
                if (lowercase.startsWith(MediaURLStreamHandler.MEDIA_URL_DEF)) {
                    String name = src.substring(MediaURLStreamHandler.MEDIA_URL_DEF.length());
                    if (name.startsWith(MediaURLStreamHandler.MEDIA_URL_BLOBLOADER)) {
                        String url = generateBlobloaderUrl(component, urlCrypt, name);
                        me.getAttributes().put(attribute, url);
                    } else {
                        String translatedUrl = MediaURLStreamHandler.getTranslatedMediaURL(solutionRoot,
                                lowercase);
                        if (translatedUrl != null) {
                            me.getAttributes().put(attribute, translatedUrl);
                        }
                    }
                } else if (component instanceof ISupportScriptCallback && lowercase.startsWith("javascript:")) {
                    String script = src;
                    if (script.length() > 13) {
                        String scriptName = script.substring(11);
                        if ("href".equals(attribute)) {
                            if (attributeMap.containsKey("externalcall")) {
                                attributeMap.remove("externalcall");
                            } else {
                                me.getAttributes().put("href", "#");
                                me.getAttributes().put("onclick",
                                        ((ISupportScriptCallback) component).getCallBackUrl(scriptName, true));
                                ignoreOnclick = true;
                            }
                        } else {
                            me.getAttributes().put(attribute, ((ISupportScriptCallback) component)
                                    .getCallBackUrl(scriptName, "onclick".equals(attribute)));
                        }
                    }
                } else if (component instanceof FormComponent<?> && lowercase.startsWith("javascript:")) {
                    String script = src;
                    if (script.length() > 13) {
                        String scriptName = script.substring(11);
                        if ("href".equals(attribute)) {
                            me.getAttributes().put("href", "#");
                            me.getAttributes().put("onclick",
                                    getTriggerJavaScript((FormComponent<?>) component, scriptName));
                            ignoreOnclick = true;
                        } else {
                            me.getAttributes().put(attribute,
                                    getTriggerJavaScript((FormComponent<?>) component, scriptName));
                        }
                    }
                }
            }
            bodyTxt.append(me.toString());
            me = (XmlTag) parser.nextTag();
        }
        bodyTxt.append(parser.getInputFromPositionMarker(-1));

        st.setBodyTxt(convertMediaReferences(convertBlobLoaderReferences(bodyTxt, component), solutionName, rr,
                "", false)); //$NON-NLS-1$
    } catch (ParseException ex) {
        Debug.error(ex);
        bodyTxt.append("<span style=\"color : #ff0000;\">"); //$NON-NLS-1$
        bodyTxt.append(ex.getMessage());
        bodyTxt.append(bodyText.subSequence(ex.getErrorOffset(),
                Math.min(ex.getErrorOffset() + 100, bodyText.length())));
        bodyTxt.append("</span></body></html>"); //$NON-NLS-1$
        st.setBodyTxt(bodyTxt);
    } catch (Exception ex) {
        Debug.error(ex);
        bodyTxt.append("<span style=\"color : #ff0000;\">"); //$NON-NLS-1$
        bodyTxt.append(ex.getMessage());
        bodyTxt.append("</span></body></html>"); //$NON-NLS-1$
        st.setBodyTxt(bodyTxt);
    }
    return st;
}

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