com.sdl.webapp.tridion.xpm.markup.RegionXpmMarkup Maven / Gradle / Ivy
package com.sdl.webapp.tridion.xpm.markup;
import com.sdl.webapp.common.api.WebRequestContext;
import com.sdl.webapp.common.api.localization.Localization;
import com.sdl.webapp.common.api.model.RegionModel;
import com.sdl.webapp.common.api.model.ViewModel;
import com.sdl.webapp.common.api.xpm.XpmRegion;
import com.sdl.webapp.common.api.xpm.XpmRegionConfig;
import com.sdl.webapp.common.markup.MarkupDecorator;
import com.sdl.webapp.common.markup.html.HtmlCommentNode;
import com.sdl.webapp.common.markup.html.HtmlNode;
import com.sdl.webapp.common.markup.html.ParsableHtmlNode;
import com.sdl.webapp.common.markup.html.builders.HtmlBuilders;
import org.jsoup.nodes.Comment;
import org.jsoup.nodes.Element;
import org.jsoup.nodes.Node;
/**
* Region XPM Markup
*
* @author nic
*/
public class RegionXpmMarkup implements MarkupDecorator {
private static final String REGION_PATTERN = "Start Region: {title:\"%s\",allowedComponentTypes:[%s]," + "minOccurs:%d%s}";
private static final String COMPONENT_TYPE_PATTERN = "%s{schema:\"%s\",template:\"%s\"}";
private static final String MAX_OCCURS_PATTERN = ",maxOccurs:%d";
private XpmRegionConfig xpmRegionConfig;
/**
* Constructor for RegionXpmMarkup.
*
* @param xpmRegionConfig a {@link com.sdl.webapp.common.api.xpm.XpmRegionConfig} object.
*/
public RegionXpmMarkup(XpmRegionConfig xpmRegionConfig) {
this.xpmRegionConfig = xpmRegionConfig;
}
private static boolean isFirstNodeXpmEntityXPMMarkup(Element html) {
for (Node child : html.childNodes()) {
if (child instanceof Element) {
return false;
} else if (child instanceof Comment) {
Comment comment = (Comment) child;
if (comment.getData().startsWith(" Start Component Presentation")) {
return true;
}
}
}
return false;
}
private static HtmlNode buildXpmMarkup(RegionModel region, Localization localization) {
return new HtmlCommentNode(region.getXpmMarkup(localization));
}
/**
* {@inheritDoc}
*/
@Override
public HtmlNode process(HtmlNode markup, ViewModel model, WebRequestContext webRequestContext) {
if (webRequestContext.isPreview()) {
RegionModel region = (RegionModel) model;
// TODO determine min occurs and max occurs for the region
final int minOccurs = 0;
final int maxOccurs = 0;
final XpmRegion xpmRegion = this.xpmRegionConfig.getXpmRegion(region.getName(), webRequestContext.getLocalization());
if (xpmRegion != null) {
boolean markupInjected = false;
if (markup instanceof ParsableHtmlNode) {
// Inject the region markup with the XPM markup
//
ParsableHtmlNode regionMarkup = (ParsableHtmlNode) markup;
Element html = regionMarkup.getHtmlElement();
if (html != null && !RegionXpmMarkup.isFirstNodeXpmEntityXPMMarkup(html)) {
html.prepend(buildXpmMarkup(region, webRequestContext.getLocalization()).toHtml());
markupInjected = true;
}
}
if (!markupInjected) {
// Surround the region with XPM markup
//
markup = HtmlBuilders.span()
.withNode(buildXpmMarkup(region, webRequestContext.getLocalization()))
.withNode(markup).build();
}
}
}
return markup;
}
/**
* {@inheritDoc}
*/
@Override
public int getPriority() {
return 1;
}
}