Examples with Engine org.apache.wiki.api.core.Engine used on opensource projects

Example 41 with Engine

use of org.apache.wiki.api.core.Engine in project jspwiki by apache.

the class SessionsPlugin method execute.

/**
 *  {@inheritDoc}
 */
@Override
public String execute(final Context context, final Map<String, String> params) throws PluginException {
    final Engine engine = context.getEngine();
    final String prop = params.get(PARAM_PROP);
    if ("users".equals(prop)) {
        final Principal[] principals = SessionMonitor.getInstance(engine).userPrincipals();
        final StringBuilder s = new StringBuilder();
        for (final Principal principal : principals) {
            s.append(principal.getName()).append(", ");
        }
        // remove the last comma and blank :
        return TextUtil.replaceEntities(s.substring(0, s.length() - (s.length() > 2 ? 2 : 0)));
    }
    // show each user session only once (with a counter that indicates the number of sessions for each user)
    if ("distinctUsers".equals(prop)) {
        final Principal[] principals = SessionMonitor.getInstance(engine).userPrincipals();
        // we do not assume that the principals are sorted, so first count them :
        final HashMap<String, Integer> distinctPrincipals = new HashMap<>();
        for (final Principal principal : principals) {
            final String principalName = principal.getName();
            if (distinctPrincipals.containsKey(principalName)) {
                // we already have an entry, increase the counter:
                int numSessions = distinctPrincipals.get(principalName);
                // store the new value:
                distinctPrincipals.put(principalName, ++numSessions);
            } else {
                // first time we see this entry, add entry to HashMap with value 1
                distinctPrincipals.put(principalName, 1);
            }
        }
        final StringBuilder s = new StringBuilder();
        for (final Map.Entry<String, Integer> entry : distinctPrincipals.entrySet()) {
            s.append(entry.getKey()).append("(").append(entry.getValue().toString()).append("), ");
        }
        // remove the last comma and blank :
        return TextUtil.replaceEntities(s.substring(0, s.length() - (s.length() > 2 ? 2 : 0)));
    }
    return String.valueOf(SessionMonitor.getInstance(engine).sessions());
}

Example 42 with Engine

use of org.apache.wiki.api.core.Engine in project jspwiki by apache.

the class WeblogArchivePlugin method execute.

/**
 *  {@inheritDoc}
 */
@Override
public String execute(final Context context, final Map<String, String> params) throws PluginException {
    final Engine engine = context.getEngine();
    // Parameters
    String weblogName = params.get(PARAM_PAGE);
    if (weblogName == null) {
        weblogName = context.getPage().getName();
    }
    final String pttrn = "'" + context.getURL(ContextEnum.PAGE_VIEW.getRequestContext(), weblogName, "weblog.startDate='ddMMyy'&amp;weblog.days=%d") + "'";
    m_monthUrlFormat = new SimpleDateFormat(pttrn);
    final StringBuilder sb = new StringBuilder();
    sb.append("<div class=\"weblogarchive\">\n");
    // Collect months that have blog entries
    final Collection<Calendar> months = collectMonths(engine, weblogName);
    int year = 0;
    // Output proper HTML.
    sb.append("<ul>\n");
    if (months.size() > 0) {
        year = (months.iterator().next()).get(Calendar.YEAR);
        sb.append("<li class=\"archiveyear\">").append(year).append("</li>\n");
    }
    for (final Calendar cal : months) {
        if (cal.get(Calendar.YEAR) != year) {
            year = cal.get(Calendar.YEAR);
            sb.append("<li class=\"archiveyear\">").append(year).append("</li>\n");
        }
        sb.append("  <li>");
        sb.append(getMonthLink(cal));
        sb.append("</li>\n");
    }
    sb.append("</ul>\n");
    sb.append("</div>\n");
    return sb.toString();
}

Example 43 with Engine

use of org.apache.wiki.api.core.Engine in project jspwiki by apache.

the class WeblogPlugin method addEntryHTML.

/**
 *  Generates HTML for an entry.
 *
 *  @param context
 *  @param entryFormat
 *  @param hasComments  True, if comments are enabled.
 *  @param buffer       The buffer to which we add.
 *  @param entry
 *  @throws ProviderException
 */
private void addEntryHTML(final Context context, final DateFormat entryFormat, final boolean hasComments, final StringBuilder buffer, final Page entry, final Map<String, String> params) {
    final Engine engine = context.getEngine();
    final ResourceBundle rb = Preferences.getBundle(context, Plugin.CORE_PLUGINS_RESOURCEBUNDLE);
    buffer.append("<div class=\"weblogentry\">\n");
    // 
    // Heading
    // 
    buffer.append("<div class=\"weblogentryheading\">\n");
    final Date entryDate = entry.getLastModified();
    buffer.append(entryFormat != null ? entryFormat.format(entryDate) : entryDate);
    buffer.append("</div>\n");
    // 
    // Append the text of the latest version.  Reset the context to that page.
    // 
    final Context entryCtx = context.clone();
    entryCtx.setPage(entry);
    String html = engine.getManager(RenderingManager.class).getHTML(entryCtx, engine.getManager(PageManager.class).getPage(entry.getName()));
    // Extract the first h1/h2/h3 as title, and replace with null
    buffer.append("<div class=\"weblogentrytitle\">\n");
    final Matcher matcher = HEADINGPATTERN.matcher(html);
    if (matcher.find()) {
        final String title = matcher.group(2);
        html = matcher.replaceFirst("");
        buffer.append(title);
    } else {
        buffer.append(entry.getName());
    }
    buffer.append("</div>\n");
    buffer.append("<div class=\"weblogentrybody\">\n");
    final int preview = TextUtil.parseIntParameter(params.get(PARAM_PREVIEW), 0);
    if (preview > 0) {
        // 
        // We start with the first 'preview' number of characters from the text,
        // and then add characters to it until we get to a linebreak.
        // The idea is that cutting off at a linebreak is less likely
        // to disturb the HTML and leave us with garbled output.
        // 
        boolean hasBeenCutOff = false;
        int cutoff = Math.min(preview, html.length());
        while (cutoff < html.length()) {
            if (html.charAt(cutoff) == '\r' || html.charAt(cutoff) == '\n') {
                hasBeenCutOff = true;
                break;
            }
            cutoff++;
        }
        buffer.append(html, 0, cutoff);
        if (hasBeenCutOff) {
            buffer.append(" <a href=\"").append(entryCtx.getURL(ContextEnum.PAGE_VIEW.getRequestContext(), entry.getName())).append("\">").append(rb.getString("weblogentryplugin.more")).append("</a>\n");
        }
    } else {
        buffer.append(html);
    }
    buffer.append("</div>\n");
    // 
    // Append footer
    // 
    buffer.append("<div class=\"weblogentryfooter\">\n");
    String author = entry.getAuthor();
    if (author != null) {
        if (engine.getManager(PageManager.class).wikiPageExists(author)) {
            author = "<a href=\"" + entryCtx.getURL(ContextEnum.PAGE_VIEW.getRequestContext(), author) + "\">" + engine.getManager(RenderingManager.class).beautifyTitle(author) + "</a>";
        }
    } else {
        author = "AnonymousCoward";
    }
    buffer.append(MessageFormat.format(rb.getString("weblogentryplugin.postedby"), author));
    buffer.append("<a href=\"").append(entryCtx.getURL(ContextEnum.PAGE_VIEW.getRequestContext(), entry.getName())).append("\">").append(rb.getString("weblogentryplugin.permalink")).append("</a>");
    final String commentPageName = TextUtil.replaceString(entry.getName(), "blogentry", "comments");
    if (hasComments) {
        final int numComments = guessNumberOfComments(engine, commentPageName);
        // 
        // We add the number of comments to the URL so that the user's browsers would realize that the page has changed.
        // 
        buffer.append("&nbsp;&nbsp;");
        final String addcomment = rb.getString("weblogentryplugin.addcomment");
        buffer.append("<a href=\"").append(entryCtx.getURL(ContextEnum.PAGE_COMMENT.getRequestContext(), commentPageName, "nc=" + numComments)).append("\">").append(MessageFormat.format(addcomment, numComments)).append("</a>");
    }
    buffer.append("</div>\n");
    // Done, close
    buffer.append("</div>\n");
}

Example 44 with Engine

use of org.apache.wiki.api.core.Engine in project jspwiki by apache.

the class PluginContent method invoke.

/**
 *{@inheritDoc}
 */
@Override
public String invoke(final Context context) {
    String result;
    final Boolean wysiwygVariable = context.getVariable(Context.VAR_WYSIWYG_EDITOR_MODE);
    boolean wysiwygEditorMode = false;
    if (wysiwygVariable != null) {
        wysiwygEditorMode = wysiwygVariable;
    }
    try {
        // FIXME: The plugin name matching should not be done here, but in a per-editor resource
        if (wysiwygEditorMode && !m_pluginName.matches(EMITTABLE_PLUGINS)) {
            result = PLUGIN_START + m_pluginName + SPACE;
            // convert newlines to <br> in case the plugin has a body.
            final String cmdLine = m_params.get(CMDLINE).replaceAll(LINEBREAK, ELEMENT_BR);
            result = result + cmdLine + PLUGIN_END;
        } else {
            final Boolean b = context.getVariable(Context.VAR_EXECUTE_PLUGINS);
            if (b != null && !b) {
                return BLANK;
            }
            final Engine engine = context.getEngine();
            final Map<String, String> parsedParams = new HashMap<>();
            // Parse any variable instances from the string
            for (final Map.Entry<String, String> e : m_params.entrySet()) {
                String val = e.getValue();
                val = engine.getManager(VariableManager.class).expandVariables(context, val);
                parsedParams.put(e.getKey(), val);
            }
            final PluginManager pm = engine.getManager(PluginManager.class);
            result = pm.execute(context, m_pluginName, parsedParams);
        }
    } catch (final Exception e) {
        if (wysiwygEditorMode) {
            result = "";
        } else {
            // log.info("Failed to execute plugin",e);
            final ResourceBundle rb = Preferences.getBundle(context, Plugin.CORE_PLUGINS_RESOURCEBUNDLE);
            result = MarkupParser.makeError(MessageFormat.format(rb.getString("plugin.error.insertionfailed"), context.getRealPage().getWiki(), context.getRealPage().getName(), e.getMessage())).getText();
        }
    }
    return result;
}

Example 45 with Engine

use of org.apache.wiki.api.core.Engine in project jspwiki by apache.

the class Groups method execute.

/**
 *  {@inheritDoc}
 */
@Override
public String execute(final Context context, final Map<String, String> params) throws PluginException {
    // Retrieve groups, and sort by name
    final Engine engine = context.getEngine();
    final GroupManager groupMgr = engine.getManager(GroupManager.class);
    final Principal[] groups = groupMgr.getRoles();
    Arrays.sort(groups, COMPARATOR);
    final StringBuilder s = new StringBuilder();
    for (int i = 0; i < groups.length; i++) {
        final String name = groups[i].getName();
        // Make URL
        final String url = engine.getManager(URLConstructor.class).makeURL(ContextEnum.GROUP_VIEW.getRequestContext(), name, null);
        // Create hyperlink
        s.append("<a href=\"");
        s.append(url);
        s.append("\">");
        s.append(name);
        s.append("</a>");
        // If not the last one, add a comma and space
        if (i < (groups.length - 1)) {
            s.append(',');
            s.append(' ');
        }
    }
    return s.toString();
}