/wolfengine-core/src/main/java/com/sfeir/wolfengine/server/servlet/renderer/impl/StoryHtmlRenderer.java

package com.sfeir.wolfengine.server.servlet.renderer.impl;



import java.io.IOException;

import java.text.SimpleDateFormat;

import java.util.ArrayList;

import java.util.Collections;

import java.util.List;

import java.util.ListIterator;

import java.util.Random;



import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;



import com.google.appengine.api.datastore.Key;

import com.google.appengine.api.datastore.KeyFactory;

import com.google.appengine.api.users.User;

import com.google.appengine.api.users.UserServiceFactory;

import com.google.inject.Guice;

import com.google.inject.Inject;

import com.google.inject.Injector;

import com.google.inject.name.Named;

import com.sfeir.wolfengine.client.model.entity.SearchResult;

import com.sfeir.wolfengine.server.entity.Story;

import com.sfeir.wolfengine.server.entity.datamanagement.Category;

import com.sfeir.wolfengine.server.entity.datamanagement.Comment;

import com.sfeir.wolfengine.server.entity.datamanagement.HitsLink;

import com.sfeir.wolfengine.server.entity.datamanagement.HitsTag;

import com.sfeir.wolfengine.server.guice.WolfEngineModule;

import com.sfeir.wolfengine.server.servlet.model.StoryModel;



/**

 * This class implements the HTML rendering of BlogPost objects.

 * 

 * @author Sfeir

 */

public class StoryHtmlRenderer extends HtmlRenderer<StoryModel> {

    public static class PostMessages extends Messages {

        @Inject

        @Named("message.allTags")

        public String allTags;

        @Inject

        @Named("message.categories")

        public String categories;

        @Inject

        @Named("message.comments")

        public String comments;

        @Inject

        @Named("message.email")

        public String email;

        @Inject

        @Named("message.feedRss")

        public String feedRss;

        @Inject

        @Named("message.feedRssInfo")

        public String feedRssInfo;

        @Inject

        @Named("message.htmlAndEmailMessageInfo")

        public String htmlAndEmailMessageInfo;

        @Inject

        @Named("message.links")

        public String links;

        @Inject

        @Named("message.listLinks")

        public String listLinks;

        @Inject

        @Named("message.logoImage")

        public String logoImage;

        @Inject

        @Named("message.logoUrl")

        public String logoUrl;

        @Inject

        @Named("message.next")

        public String next;

        @Inject

        @Named("message.noComment")

        public String noComment;

        @Inject

        @Named("message.noContent")

        public String noContent;

        @Inject

        @Named("message.oneComment")

        public String oneComment;

        @Inject

        @Named("message.prev")

        public String prev;

        @Inject

        @Named("message.propulsed")

        public String propulsed;

        @Inject

        @Named("message.pseudo")

        public String pseudo;

        @Inject

        @Named("message.syndication")

        public String syndication;

        @Inject

        @Named("message.tags")

        public String tags;

        @Inject

        @Named("message.unknownDate")

        public String unknownDate;

        @Inject

        @Named("message.website")

        public String website;

        @Inject

        @Named("message.send")

        public String send;

        @Inject

        @Named("message.addComment")

        public String addComment;

        @Inject

        @Named("message.starredstories")

        public String starredstories;

    }



    private static Log log = LogFactory.getLog(StoryHtmlRenderer.class);



    // Date formatter used to created dates like : Lundi 10 d?Šcembre 2006

    private SimpleDateFormat sdf = new SimpleDateFormat("EEEEEE dd MMMM yyyy");



    // Date formatter used to created dates like : Lundi 10 d?Šcembre 2006 12:56

    private SimpleDateFormat sdfWithHour = new SimpleDateFormat("EEEEEE dd MMMM yyyy hh:mm");



    // StringBuilder used to store HtmlContent to display

    private StringBuilder stringBuilder;



    protected void buildCategories(List<Category> categories) {

        stringBuilder.append("<div class=\"categories\"><h2>");

        stringBuilder.append(getMessage().categories);

        stringBuilder.append("</h2><ul>");

        for (Category category : categories) {

            stringBuilder.append("<li><a href=\"");

            stringBuilder.append(getMessage().CATEGORY_URL.replace("{NAME}", category.getUrl()));

            stringBuilder.append("\">");

            stringBuilder.append(category.getName());

            stringBuilder.append("</a></li>");

        }

        stringBuilder.append("</ul></div>");

    }

    

    protected void buildStarredStories(SearchResult<Story> searchResult) {

        stringBuilder.append("<div class=\"starredstories\"><h2>");

        stringBuilder.append(getMessage().starredstories);

        stringBuilder.append("</h2><ul>");

        for (Story story : searchResult.getItems()) {

            stringBuilder.append("<li><a href=\"");

            stringBuilder.append(getMessage().POST_URL + story.getUrl());

            stringBuilder.append("\">");

            stringBuilder.append(story.getTitle());

            stringBuilder.append("</a></li>");

        }

        stringBuilder.append("</ul></div>");

    }



    private void buildFooter(StoryModel model) {

        stringBuilder.append("</div></div><div id=\"sidebar\"><div id=\"blognav\"><div class=\"text\"><a href=\"");

        stringBuilder.append(getMessage().logoUrl);

        stringBuilder.append("\"><img src=\"");

        stringBuilder.append(getMessage().logoImage);

        stringBuilder.append("\" /></a></div><div id=\"topnav\"><ul></ul></div>");



        buildTags(model.getTags());



        buildCategories(model.getCategories());

        

        buildStarredStories(model.getStarredSories());



        stringBuilder.append("</div><div id=\"blogextra\"><div class=\"syndicate\"><h2>");

        stringBuilder.append(getMessage().syndication);

        stringBuilder.append("</h2><ul><li><a type=\"application/rss+xml\" href=\"");

        stringBuilder.append(getMessage().FEED_URL);

        stringBuilder.append("\" title=\"");

        stringBuilder.append(getMessage().feedRssInfo);

        stringBuilder.append("\" class=\"feed\">");

        stringBuilder.append(getMessage().feedRss);

        stringBuilder.append("</a></li>");

        stringBuilder.append("</ul></div><div class=\"links\"><h2>");

        stringBuilder.append(getMessage().links);

        stringBuilder.append("</h2>");

        stringBuilder.append(getMessage().listLinks);

        stringBuilder.append("</div></div></div></div><div id=\"footer\"><p>");

        stringBuilder.append(getMessage().propulsed);

        stringBuilder.append("</p></div></div></body></html>");

    }



    private void buildHeader() {

        

        String result = "<html><head><title>"

                + this.title

                + "</title><meta http-equiv=\"Content-Type\" content=\"text/html; charset=UTF-8\" /><style type=\"text/css\" media=\"print\">@import url(/ressource/css/print.css);</style><style type=\"text/css\">@import url(/ressource/css/custom_style.css);</style><link rel=\"alternate\" type=\"application/xml\" title=\"rss 2.0\" href=\"" + getMessage().FEED_URL + "\" /></head><body class=\"dc-home\"><div id=\"page\"><div id=\"top\"><h1><span><a href=\"" + getMessage().HOST_INDEX 

                + "\">" + this.title + "</a></span></h1></div><p id=\"prelude\"><a href=\"#main\">" 

                + getMessage().gotoContent + "</a> | <a href=\"#blognav\">" + getMessage().gotoMenu + "</a> | <a href=\"#search\">" + getMessage().gotoSearch

                + "</a></p><div id=\"wrapper\"><div id=\"main\"><div id=\"content\">";

        stringBuilder.insert(0, result); // To add the title

        

    }



    /**

     * Build a representation of the most used tags

     * 

     * @param result

     * @param tags

     * @return Tags HTML representation

     */

    protected void buildTags(List<HitsTag> tags) {

        // Default max value

        long max = 100;

        if (tags != null && !tags.isEmpty() && tags.get(0).getHits() != null)

            max = tags.get(0).getHits();



        stringBuilder.append("<div class=\"content-inner\"><div class=\"tags\"><h2>");

        stringBuilder.append(getMessage().tags);

        stringBuilder.append("</h2><ul>");

        if (null == tags) {

            stringBuilder.append("<li>No tags</li>");

        } else {

            Long tagOccurency;

            Integer compteur = 0;

            ListIterator<HitsTag> iterator = tags.listIterator();

            while (iterator.hasNext() && compteur < 20) {

                HitsTag tag = iterator.next();

                compteur++;

                if (tag.getHits() != null)

                    tagOccurency = ((tag.getHits().intValue() * 100) / max);

                else

                    tagOccurency = 0l;

                stringBuilder.append("<li><a href=\"");

                stringBuilder.append(getMessage().TAG_URL.replace("{NAME}", tag.getName()));

                stringBuilder.append("\" class=\"tag");

                stringBuilder.append(getTagRate(tagOccurency));

                stringBuilder.append("\">");

                stringBuilder.append(tag.getName());

                stringBuilder.append("</a> </li>");

            }

        }

        stringBuilder.append("</ul><p><strong><a href=\"");

        stringBuilder.append(getMessage().TAGS_URL);

        stringBuilder.append("\">");

        stringBuilder.append(getMessage().allTags);

        stringBuilder.append("</a></strong></p></div></div>");

    }



    @Override

    protected PostMessages createMessages() {

        return new PostMessages();

    }



    /**

     * Return the content to display according to the view's context (list,

     * specific item, ...) Content is added to a global and shared StringBuilder

     * and returned at the end The StringBuilder's content is trashed at each

     * call

     */

    @Override

    protected String getHtmlRepresentation(StoryModel model) throws Exception {

        log.info("<StoryHtmlRenderer.getHtmlRepresentation>" + System.currentTimeMillis());



        // main content

        stringBuilder = new StringBuilder();

        // Display a list

        if (model.isMultiplePostMode()) {



            // Add the content of the posts list to the string Builder

            writeListOfPosts(model.getStories(), model);

            log.info("<StoryHtmlRenderer.getHtmlRepresentation.1>" + System.currentTimeMillis());



            // Add the pager to the String Builder according to the number of

            // posts

            writePagination(model);

            log.info("<StoryHtmlRenderer.getHtmlRepresentation.2>" + System.currentTimeMillis());



        }// Display a specific post

        else if (model.getViewMode().equals(StoryModel.PostViewModeEnum.DETAILED_MODE)) {

            // Get the post and add its html representation to the StringBuilder

            Story blogPostToDisplay = model.getStories().get(0);

            this.title += " - " + blogPostToDisplay.getTitle();

            log.info("<StoryHtmlRenderer.getHtmlRepresentation.3>" + System.currentTimeMillis());



            writeDetailedPost(blogPostToDisplay, model, false, true);

            log.info("<StoryHtmlRenderer.getHtmlRepresentation.4>" + System.currentTimeMillis());



        } else if (model.getViewMode().equals(StoryModel.PostViewModeEnum.TAGS)) {

            writeTagsCloud(model);

        } else

            throw new IllegalArgumentException("Bad view mode : " + model.getViewMode());



        // footer

        log.info("<StoryHtmlRenderer.getHtmlRepresentation.5>" + System.currentTimeMillis());



        buildFooter(model);

        buildHeader(); // To add the title after

        String result = stringBuilder.toString();

        log.info("</StoryHtmlRenderer.getHtmlRepresentation>" + System.currentTimeMillis());



        return result;

    }



    protected PostMessages getMessage() {

        if (messages == null) {

            messages = createMessages();

            Injector injector = Guice.createInjector(new WolfEngineModule(this));

            injector.injectMembers(messages);

        }

        return (PostMessages) messages;

    }



    /**

     * Method that return the size that the tag shoud be displayed with

     * 

     * @param tagOccurency

     * @return font size value

     */

    private String getTagRate(Long tagOccurency) {

        String occurencyString = tagOccurency.toString().charAt(0) + "";

        if (tagOccurency < 10 && tagOccurency > 0)

            return "10";

        for (int i = 0; i < tagOccurency.toString().length() - 1; i++)

            occurencyString += 0;

        return occurencyString;

    }



    private String replaceLinks(String text) {

        text = text.replace("<", "&lt;").replace(">", "&gt;");

        return text.replaceAll("(http://\\S*)", "<a href=\"$1\" rel=\"nofollow\">$1</a>").replaceAll("\\n", "<br/>").replaceAll("(\\S*)@(\\S*)",

                "<a href=\"#\" onclick=\"window.location=[\'$2\',\'@\',\'$1\',\'://\',\'to\', \'mail\'].reverse().join(\'\'); return false;\" rel=\"nofollow\">$1[&#64;]$2</a>");

    }



    

    /**

     * Add the form to post comments to a post into the StringBuffer

     * 

     * @param story

     */

    private void writeCommentsForm(Story story, StoryModel model) {

        Boolean areCommentsAllowed = true;

        if (model != null && model.getSetupInfo() != null) {

            areCommentsAllowed = model.areCommentsAllowed(story, model.getSetupInfo().getCommentsAllowedTime());

        } else {

            areCommentsAllowed = model.areCommentsAllowed(story, null);

        }

        if (areCommentsAllowed) {

            User user = UserServiceFactory.getUserService().getCurrentUser();

            Comment currComment = model.getCurrComment();

            if (model.getCommentError() != null) {

                stringBuilder.append("<p class=\"error\">" + model.getCommentError() + "</p>");

            }

            stringBuilder.append("<form action=\"" + getMessage().COMMENT_URL.replace("{POST_URL}", story.getUrl()) + "\" method=\"post\" id=\"comment-form\">");

            stringBuilder.append("<h3>");

            stringBuilder.append(getMessage().addComment);

            stringBuilder.append("</h3>");

            stringBuilder.append("<fieldset>");

            stringBuilder.append("<p class=\"field\"><label for=\"c_name\">");

            stringBuilder.append(getMessage().pseudo);

            stringBuilder.append("&nbsp;:</label>");

            stringBuilder.append("<input name=\"c_name\" id=\"c_name\" type=\"text\" size=\"30\" maxlength=\"255\" value=\"");

            if (currComment != null && currComment.getAlias() != null) {

                stringBuilder.append(currComment.getAlias());

            } else if (user != null) {

                stringBuilder.append(user.getNickname());

            }

            stringBuilder.append("\"/>");

            stringBuilder.append("</p>");

            stringBuilder.append("<p class=\"field\"><label for=\"c_mail\">");

            stringBuilder.append(getMessage().email);

            stringBuilder.append("&nbsp;:</label>");

            stringBuilder.append("<input name=\"c_mail\" id=\"c_mail\" type=\"text\" size=\"30\" maxlength=\"255\" value=\"");

            if (currComment != null && currComment.getEmail() != null) {

                stringBuilder.append(currComment.getEmail());

            } else if (user != null) {

                stringBuilder.append(user.getEmail());

            }

            stringBuilder.append("\" />");

            stringBuilder.append("</p>");

            stringBuilder.append("<p class=\"field\"><label for=\"c_site\">");

            stringBuilder.append(getMessage().website);

            stringBuilder.append("&nbsp;:</label>");

            stringBuilder.append("<input name=\"c_site\" id=\"c_site\" type=\"text\" size=\"30\" maxlength=\"255\" value=\"");

            if ((currComment != null && currComment.getWebSite() != null))

                stringBuilder.append(currComment.getWebSite());

            stringBuilder.append("\" />");

            stringBuilder.append("</p>");

            stringBuilder.append("<p style=\"display:none\"><input name=\"f_mail\" type=\"text\" size=\"30\" maxlength=\"255\" value=\"\" />");

            stringBuilder.append("</p>");

            stringBuilder.append("<p class=\"field\"><label for=\"c_content\">");

            stringBuilder.append(getMessage().comments);

            stringBuilder.append("&nbsp;:</label>");

            stringBuilder.append("<textarea name=\"c_content\" id=\"c_content\" cols=\"25\" rows=\"7\">");

            if (currComment != null && currComment.getContent() != null)

                stringBuilder.append(currComment.getContent());

            stringBuilder.append("</textarea>");

            stringBuilder.append("</p>");

            stringBuilder.append("<p class=\"form-help\">");

            stringBuilder.append(getMessage().htmlAndEmailMessageInfo);

            stringBuilder.append("</p></fieldset><fieldset>");

            stringBuilder.append("<p class=\"buttons\"><input type=\"submit\" class=\"preview\" name=\"preview\" value=\"");

            stringBuilder.append(getMessage().send);

            stringBuilder.append("\" />");

            stringBuilder.append("</p></fieldset></form>");

        }

    }

    

    /**

     * Write the content of a specific post

     * 

     * @param story

     * @param headerView

     * @param first

     *            TODO: -Refactor into some methods -Make it more readable

     */

    private void writeDetailedPost(Story story, StoryModel model, boolean headerView, boolean first) {



        log.info("<StoryHtmlRenderer.writeDetailedPost>" + System.currentTimeMillis());



        String cssClass;

        String dateAsString;

        String dateAsStringWithHour;

        if (first)

            cssClass = "post odd first";

        else

            cssClass = "post odd ";



        if (story.getPublishDate() != null) {

            dateAsString = sdf.format(story.getPublishDate());

            dateAsStringWithHour = sdfWithHour.format(story.getPublishDate());

        } else if (story.getCreationDate() != null) {

            dateAsString = sdf.format(story.getCreationDate());

            dateAsStringWithHour = sdfWithHour.format(story.getCreationDate());

        } else {

            dateAsString = getMessage().unknownDate;

            dateAsStringWithHour = getMessage().unknownDate;

        }



        log.info("<StoryHtmlRenderer.writeDetailedPost.1>" + System.currentTimeMillis());



        stringBuilder.append("<div class=\"").append(cssClass);

        stringBuilder.append("\" lang=\"fr\" xml:lang=\"fr\">");

        stringBuilder.append("<p class=\"day-date\">").append(dateAsString).append("</p>");

        stringBuilder.append("<h2 id=\"p312296\" class=\"post-title\">");

        stringBuilder.append("<a href=\"").append(getMessage().POST_URL).append(story.getUrl());

        stringBuilder.append("\">").append(story.getTitle()).append("</a>" + "</h2>");

        stringBuilder.append("<p class=\"post-info\">");



        log.info("<StoryHtmlRenderer.writeDetailedPost.2>" + System.currentTimeMillis());



        String author = null;

        if (story.getAuthors() != null)

            author = model.getAuthor(story.getAuthors().get(0));



        log.info("<StoryHtmlRenderer.writeDetailedPost.3>" + System.currentTimeMillis());



        if (author != null && !author.isEmpty())

            stringBuilder.append("Par " + author);

        stringBuilder.append(" le " + dateAsStringWithHour);



        log.info("<StoryHtmlRenderer.writeDetailedPost.4>" + System.currentTimeMillis());



        if (story.getCategory() != null) {

            Category category = model.getCategory(story.getCategory());

            if (category != null) {

                stringBuilder.append(" - <a href=\"" + getMessage().CATEGORY_URL.replace("{NAME}", category.getUrl()) + "\">");

                stringBuilder.append(category.getName() + "</a>");

            }

        }

        log.info("<StoryHtmlRenderer.writeDetailedPost.5>" + System.currentTimeMillis());



        stringBuilder.append("</p>" + "<ul class=\"post-tags\">");

        if (story.getTags() != null) {

            for (Key tag : story.getTags()) {

                String tagname = model.getTag(tag);

                if (tagname != null) {

                    stringBuilder.append("<li><a href=\"" + getMessage().TAG_URL.replace("{NAME}", tagname) + "\">" + tagname + "</a></li>");

                }

            }

        }

        log.info("<StoryHtmlRenderer.writeDetailedPost.7>" + System.currentTimeMillis());



        stringBuilder.append("</ul>");

        stringBuilder.append("<div class=\"post-content\">");



        String content = "";

        if (story.getDescription() != null)

            content = story.getDescription();

        if (!headerView || content == null || "".equals(content.trim()))

            content += story.getContent();



        if (content != null)

            stringBuilder.append(content);

        else

            stringBuilder.append(getMessage().noContent);



        log.info("<StoryHtmlRenderer.writeDetailedPost.8>" + System.currentTimeMillis());



        // Affichage des liens

        if (story.getLinks() != null) {

            for (HitsLink link : story.getLinks()) {

                stringBuilder.append("<p><a title=\"");

                stringBuilder.append(link.getUrl().getValue());

                stringBuilder.append("\" href=\"");

                stringBuilder.append(getMessage().LINK_URL.replace("{KEY}", KeyFactory.keyToString(link.getKey())));

                stringBuilder.append("\">").append(link.getLabel()).append(" (").append(link.getHits().intValue()).append(" hits)</a><p>");

            }

        }



        log.info("<StoryHtmlRenderer.writeDetailedPost.9>" + System.currentTimeMillis());



        stringBuilder.append("<p class=\"post-info-co\">");

        if (headerView) {// On affiche le nombre de commentaires

            if (story.getComments() != null && !story.getComments().isEmpty()) {

                if (story.getComments().size() == 1) {

                    stringBuilder.append("<a href=\"");

                    stringBuilder.append(getMessage().POST_URL + story.getUrl());

                    stringBuilder.append("#comments\" class=\"comment_count\">");

                    stringBuilder.append(getMessage().oneComment);

                    stringBuilder.append("</a>");

                } else {

                    stringBuilder.append("<a href=\"");

                    stringBuilder.append(getMessage().POST_URL + story.getUrl());

                    stringBuilder.append("#comments\" class=\"comment_count\">");

                    stringBuilder.append(story.getComments().size());

                    stringBuilder.append(getMessage().comments);

                    stringBuilder.append("</a>");

                }

            } else {

                stringBuilder.append("<a href=\"");

                stringBuilder.append(getMessage().POST_URL + story.getUrl());

                stringBuilder.append("#comments\" class=\"comment_count\">");

                stringBuilder.append(getMessage().next);

                stringBuilder.append("</a>");

            }

            stringBuilder.append("</p></div>");

            stringBuilder.append("</div>");

        } else {

            stringBuilder.append("</p></div>");

            stringBuilder.append("</div>");

            // On affiche la liste des commentaires

            if (story.getComments() != null && !story.getComments().isEmpty()) {

                writePostComments(story.getComments());

            }



            // On affiche le formulaire permettant de poster un commentaire

            writeCommentsForm(story, model);

        }

        log.info("</StoryHtmlRenderer.writeDetailedPost>" + System.currentTimeMillis());

    }



    /**

     * Write the content of a list of posts

     * 

     * @param liste

     *            post list

     * @throws IOException

     */

    private void writeListOfPosts(List<Story> liste, StoryModel model) throws IOException {

        for (Story blogPost : liste) {

            writeDetailedPost(blogPost, model, true, false);

        }

    }



    /**

     * Write the pagination panel

     * 

     * @param model

     *            post model

     */

    private void writePagination(StoryModel model) {

        // Ecriture de la pagination

        stringBuilder.append("<p class=\"pagination\">");

        if (!model.isOnLastPage()) {

            stringBuilder.append("<a href=\"").append(request.getRequestURI()).append("?p=");

            stringBuilder.append(model.getActualPage() + 1);

            stringBuilder.append("\" class=\"prev\">&#171; ");

            stringBuilder.append(getMessage().prev);

            stringBuilder.append("</a> - ");

        }

        stringBuilder.append("page ").append(model.getActualPage() + 1).append(" de ");

        stringBuilder.append(model.getNbPages());

        if (!model.isOnFirstPage()) {

            stringBuilder.append(" - <a href=\"").append(request.getRequestURI()).append("?p=");

            stringBuilder.append(model.getActualPage() - 1);

            stringBuilder.append("\" class=\"next\">");

            stringBuilder.append(getMessage().next);

            stringBuilder.append(" &#187;</a>");

        }

        stringBuilder.append("</p>");

    }



    /**

     * Adds the comments list to the StringBuffer content

     * 

     * @param comments

     */

    private void writePostComments(List<Comment> comments) {

        stringBuilder.append("<div id=\"comments\">");

        stringBuilder.append("<h3>");

        stringBuilder.append(getMessage().comments);

        stringBuilder.append("</h3><dl>");

        Integer commentNumber = 1;

        for (Comment comment : comments) {

            stringBuilder.append("<dt id=\"" + comment.getKey().getId() + "\" class=\" odd first\">");

            stringBuilder.append("<a href=\"#" + comment.getKey().getId() + "\" class=\"comment-number\">" + commentNumber + ".</a>");

            if (comment.getDate() != null)

                stringBuilder.append(sdfWithHour.format(comment.getDate()));

            stringBuilder.append(" par ");

            String href = comment.getWebSite();

            if (href != null && !href.isEmpty()) {

                if (!href.startsWith("http://"))

                    href = "http://" + href;

                stringBuilder.append("<a href=\"" + href + "\" rel=\"nofollow\">" + comment.getAlias() + "</a>");

            } else {

                stringBuilder.append(comment.getAlias());

            }

            stringBuilder.append("</dt><dd class=\" odd first\">");

            stringBuilder.append(replaceLinks(comment.getContent()));

            stringBuilder.append("</dd>");

            commentNumber++;

        }

        stringBuilder.append("</dl></div>");

    }



    /**

     * Write a Tag Cloud according to the tags in the model

     * 

     * @param model

     */

    private void writeTagsCloud(StoryModel model) {

        List<HitsTag> tags = (List<HitsTag>) ((ArrayList<HitsTag>) model.getTags()).clone();

        assert tags != null;



        /*

         * if(tags.size() > 5) tags = tags.subList(0, 5);

         */

        long max = 100;

        if (tags != null && !tags.isEmpty() && tags.get(0).getHits() != null)

            max = tags.get(0).getHits();



        Collections.shuffle(tags, new Random());

        stringBuilder.append("<div id=\"content-info\">");

        stringBuilder.append("<h2>");

        stringBuilder.append(getMessage().tags);

        stringBuilder.append("</h2>");

        stringBuilder.append("</div>");

        stringBuilder.append("<div class=\"content-inner\"><ul class=\"tags\">");



        Long tagOccurency = 0l;

        for (HitsTag tag : tags) {

            if (tag.getHits() != null)

                tagOccurency = ((tag.getHits().intValue() * 100) / max);

            else

                tagOccurency = 0l;

            stringBuilder.append("<li><a href=\"");

            stringBuilder.append(getMessage().TAG_URL);

            stringBuilder.append("/");

            stringBuilder.append(tag.getName());

            stringBuilder.append("\" class=\"tag");

            stringBuilder.append(getTagRate(tagOccurency)).append("\"> ");

            stringBuilder.append(tag.getName());

            stringBuilder.append("</a> &nbsp;</li>");

        }

        stringBuilder.append("</ul>");

        stringBuilder.append("</div>");

    }

}