Webiyo

org/webiyo/examples/sourceforge/Page.java

package org.webiyo.examples.sourceforge;

import org.webiyo.web.*;

import java.io.IOException;

import static org.webiyo.web.Att.cssClass;
import static org.webiyo.web.Att.att;
import static org.webiyo.xml.dtds.Html.*;

abstract class Page implements Renderable {

    protected final Project project;

    public Page(Project project) {
        this.project = project;
    }

    public abstract Location getLocation();

    public void render(HtmlWriter out) throws IOException {
        out.startPage(DOCTYPE);
        renderHead(out);
        renderBody(out);
        out.endPage();
    }

    // end of public methods

    protected String title() {
        return project.getName();
    }

    protected abstract void renderRightSide(HtmlWriter out) throws IOException;
    
    // end of protected methods

    private void renderHead(HtmlWriter out) throws IOException {
        out.startTag(HEAD);
        out.text(TITLE, title());
        out.tag(LINK, new StyleSheet(SiteMap.STYLESHEET.toRelativeLink(getLocation())));
        out.endTag(HEAD);
    }

    private void renderBody(HtmlWriter out) throws IOException {
        out.startTag(BODY);

        out.text(H1, "Webiyo");

        out.startTag(TABLE);
        out.startTag(TR);

        renderLeftSideTop(out);

        out.startTag(TD, cssClass("right-side"), att(ROWSPAN, 2));
        renderRightSide(out);
        out.endTag(TD);

        out.endTag(TR);

        out.startTag(TR);
        renderLeftSideBottom(out);
        out.endTag(TR);

        out.endTag(TABLE);


        out.endTag(BODY);
    }

    private void renderLeftSideTop(HtmlWriter out) throws IOException {
        out.startTag(TD, cssClass("left-side-top"));

        renderSiteMap(out);

        renderSeeSource(out);

        out.endTag(TD);
    }

    private void renderSiteMap(HtmlWriter out) throws IOException {
        out.startTag(UL);
        renderLink(out, SiteMap.HOME.toRelativeLink(getLocation()), "Home");
        renderLink(out, SiteMap.CHANGELOG.toRelativeLink(getLocation()), "Development History");
        renderLink(out, project.getSourceforgeProjectLink(), "SourceForge Project");
        out.endTag(UL);
    }

    private void renderSeeSource(HtmlWriter out) throws IOException {
        out.startTag(DIV, cssClass("see-source"));

        out.text("This page was generated using Webiyo.");

        Location sourcePageLocation =
                SiteMap.getSourcePageLocation(project.getSourceIndex(), getClass().getName());
        Location unitTestSourcePageLocation =
                SiteMap.getSourcePageLocation(project.getSourceIndex(), getClass().getName() + "Test");

        if (sourcePageLocation != null && unitTestSourcePageLocation != null) {
            out.text("  See its ");
            renderLink(out, sourcePageLocation, "source code");
            out.text(" and ");
            renderLink(out, unitTestSourcePageLocation, "unit tests.");
        } else if (sourcePageLocation != null) {
            out.text("  See its ");
            renderLink(out, sourcePageLocation, "source code.");
        }

        out.endTag(DIV);
    }

    private void renderLink(HtmlWriter out, Location link, String linkText) throws IOException {
        out.textLink(link.toRelativeLink(getLocation()), linkText);
    }

    private void renderLeftSideBottom(HtmlWriter out) throws IOException {
        out.startTag(TD, cssClass("left-side-bottom"));
        renderSourceforgeLogo(out);
        out.endTag(TD);
    }

    private void renderSourceforgeLogo(HtmlWriter out) throws IOException {
        out.startTag(A, Project.SOURCEFORGE_NET);
        out.img(project.getSourceForgeImage());
        out.endTag(A);
    }

    private static void renderLink(HtmlWriter out, Link link, String label) throws IOException {
        out.startTag(LI);

        out.startTag(A, link);
        out.nonBreakingText(label);
        out.endTag(A);

        out.endTag(LI);
    }
}