forked from GNUsocial/gnu-social
		
	
		
			
				
	
	
		
			1401 lines
		
	
	
		
			44 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			1401 lines
		
	
	
		
			44 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
<?php
 | 
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/**
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 * StatusNet, the distributed open-source microblogging tool
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 *
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 * Base class for all actions (~views)
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 *
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 * PHP version 5
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						||
 *
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 * LICENCE: This program is free software: you can redistribute it and/or modify
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 * it under the terms of the GNU Affero General Public License as published by
 | 
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 * the Free Software Foundation, either version 3 of the License, or
 | 
						||
 * (at your option) any later version.
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						||
 *
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 * This program is distributed in the hope that it will be useful,
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 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 | 
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 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 | 
						||
 * GNU Affero General Public License for more details.
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 *
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 * You should have received a copy of the GNU Affero General Public License
 | 
						||
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
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 *
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 * @category  Action
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 * @package   StatusNet
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 * @author    Evan Prodromou <evan@status.net>
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 * @author    Sarven Capadisli <csarven@status.net>
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 * @copyright 2008 StatusNet, Inc.
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 * @license   http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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 * @link      http://status.net/
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 */
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if (!defined('STATUSNET') && !defined('LACONICA')) {
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    exit(1);
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}
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require_once INSTALLDIR.'/lib/noticeform.php';
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require_once INSTALLDIR.'/lib/htmloutputter.php';
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/**
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 * Base class for all actions
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 *
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 * This is the base class for all actions in the package. An action is
 | 
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 * more or less a "view" in an MVC framework.
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 *
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 * Actions are responsible for extracting and validating parameters; using
 | 
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 * model classes to read and write to the database; and doing ouput.
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 *
 | 
						||
 * @category Output
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 * @package  StatusNet
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 * @author   Evan Prodromou <evan@status.net>
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 * @author   Sarven Capadisli <csarven@status.net>
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 * @license  http://www.fsf.org/licensing/licenses/agpl-3.0.html GNU Affero General Public License version 3.0
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 * @link     http://status.net/
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 *
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 * @see      HTMLOutputter
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 */
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class Action extends HTMLOutputter // lawsuit
 | 
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{
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						||
    var $args;
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 | 
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    /**
 | 
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     * Constructor
 | 
						||
     *
 | 
						||
     * Just wraps the HTMLOutputter constructor.
 | 
						||
     *
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     * @param string  $output URI to output to, default = stdout
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						||
     * @param boolean $indent Whether to indent output, default true
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						||
     *
 | 
						||
     * @see XMLOutputter::__construct
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						||
     * @see HTMLOutputter::__construct
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						||
     */
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    function __construct($output='php://output', $indent=null)
 | 
						||
    {
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						||
        parent::__construct($output, $indent);
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    }
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						||
 | 
						||
    /**
 | 
						||
     * For initializing members of the class.
 | 
						||
     *
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						||
     * @param array $argarray misc. arguments
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						||
     *
 | 
						||
     * @return boolean true
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						||
     */
 | 
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    function prepare($argarray)
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						||
    {
 | 
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        $this->args =& common_copy_args($argarray);
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        return true;
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    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show page, a template method.
 | 
						||
     *
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     * @return nothing
 | 
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     */
 | 
						||
    function showPage()
 | 
						||
    {
 | 
						||
        if (Event::handle('StartShowHTML', array($this))) {
 | 
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            $this->startHTML();
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						||
            Event::handle('EndShowHTML', array($this));
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowHead', array($this))) {
 | 
						||
            $this->showHead();
 | 
						||
            Event::handle('EndShowHead', array($this));
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowBody', array($this))) {
 | 
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            $this->showBody();
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            Event::handle('EndShowBody', array($this));
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        }
 | 
						||
        if (Event::handle('StartEndHTML', array($this))) {
 | 
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            $this->endHTML();
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						||
            Event::handle('EndEndHTML', array($this));
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        }
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    }
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    function endHTML()
 | 
						||
    {
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						||
        global $_startTime;
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        if (isset($_startTime)) {
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            $endTime = microtime(true);
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            $diff = round(($endTime - $_startTime) * 1000);
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            $this->raw("<!-- ${diff}ms -->");
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        }
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        return parent::endHTML();
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    }
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 | 
						||
    /**
 | 
						||
     * Show head, a template method.
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     *
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     * @return nothing
 | 
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     */
 | 
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    function showHead()
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    {
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        // XXX: attributes (profile?)
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        $this->elementStart('head');
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        if (Event::handle('StartShowHeadElements', array($this))) {
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						||
            if (Event::handle('StartShowHeadTitle', array($this))) {
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                $this->showTitle();
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                Event::handle('EndShowHeadTitle', array($this));
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            }
 | 
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            $this->showShortcutIcon();
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            $this->showStylesheets();
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            $this->showOpenSearch();
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            $this->showFeeds();
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            $this->showDescription();
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            $this->extraHead();
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            Event::handle('EndShowHeadElements', array($this));
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        }
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        $this->elementEnd('head');
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    }
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    /**
 | 
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     * Show title, a template method.
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     *
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     * @return nothing
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     */
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    function showTitle()
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    {
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        $this->element('title', null,
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                       // TRANS: Page title. %1$s is the title, %2$s is the site name.
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                       sprintf(_("%1\$s - %2\$s"),
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                               $this->title(),
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                               common_config('site', 'name')));
 | 
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    }
 | 
						||
 | 
						||
    /**
 | 
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     * Returns the page title
 | 
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     *
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     * SHOULD overload
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     *
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     * @return string page title
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     */
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    function title()
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    {
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        // TRANS: Page title for a page without a title set.
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        return _("Untitled page");
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    }
 | 
						||
 | 
						||
    /**
 | 
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     * Show themed shortcut icon
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     *
 | 
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     * @return nothing
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     */
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    function showShortcutIcon()
 | 
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    {
 | 
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        if (is_readable(INSTALLDIR . '/theme/' . common_config('site', 'theme') . '/favicon.ico')) {
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            $this->element('link', array('rel' => 'shortcut icon',
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                                         'href' => Theme::path('favicon.ico')));
 | 
						||
        } else {
 | 
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            // favicon.ico should be HTTPS if the rest of the page is
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            $this->element('link', array('rel' => 'shortcut icon',
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                                         'href' => common_path('favicon.ico', StatusNet::isHTTPS())));
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        }
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        if (common_config('site', 'mobile')) {
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            if (is_readable(INSTALLDIR . '/theme/' . common_config('site', 'theme') . '/apple-touch-icon.png')) {
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                $this->element('link', array('rel' => 'apple-touch-icon',
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                                             'href' => Theme::path('apple-touch-icon.png')));
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            } else {
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                $this->element('link', array('rel' => 'apple-touch-icon',
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                                             'href' => common_path('apple-touch-icon.png')));
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            }
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        }
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    }
 | 
						||
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						||
    /**
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     * Show stylesheets
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     *
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     * @return nothing
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     */
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    function showStylesheets()
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						||
    {
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        if (Event::handle('StartShowStyles', array($this))) {
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            // Use old name for StatusNet for compatibility on events
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            if (Event::handle('StartShowStatusNetStyles', array($this)) &&
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                Event::handle('StartShowLaconicaStyles', array($this))) {
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                $this->primaryCssLink(null, 'screen, projection, tv, print');
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                Event::handle('EndShowStatusNetStyles', array($this));
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                Event::handle('EndShowLaconicaStyles', array($this));
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            }
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            if (Event::handle('StartShowUAStyles', array($this))) {
 | 
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                $this->comment('[if IE]><link rel="stylesheet" type="text/css" '.
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                               'href="'.Theme::path('css/ie.css', 'base').'?version='.STATUSNET_VERSION.'" /><![endif]');
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                foreach (array(6,7) as $ver) {
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                    if (file_exists(Theme::file('css/ie'.$ver.'.css', 'base'))) {
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                        // Yes, IE people should be put in jail.
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                        $this->comment('[if lte IE '.$ver.']><link rel="stylesheet" type="text/css" '.
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                                       'href="'.Theme::path('css/ie'.$ver.'.css', 'base').'?version='.STATUSNET_VERSION.'" /><![endif]');
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                    }
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                }
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                $this->comment('[if IE]><link rel="stylesheet" type="text/css" '.
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                               'href="'.Theme::path('css/ie.css', null).'?version='.STATUSNET_VERSION.'" /><![endif]');
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                Event::handle('EndShowUAStyles', array($this));
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            }
 | 
						||
 | 
						||
            if (Event::handle('StartShowDesign', array($this))) {
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						||
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                $user = common_current_user();
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						||
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						||
                if (empty($user) || $user->viewdesigns) {
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                    $design = $this->getDesign();
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 | 
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                    if (!empty($design)) {
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                        $design->showCSS($this);
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                    }
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                }
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                Event::handle('EndShowDesign', array($this));
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            }
 | 
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            Event::handle('EndShowStyles', array($this));
 | 
						||
 | 
						||
            if (common_config('custom_css', 'enabled')) {
 | 
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                $css = common_config('custom_css', 'css');
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                if (Event::handle('StartShowCustomCss', array($this, &$css))) {
 | 
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                    if (trim($css) != '') {
 | 
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                        $this->style($css);
 | 
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                    }
 | 
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                    Event::handle('EndShowCustomCss', array($this));
 | 
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                }
 | 
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            }
 | 
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        }
 | 
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    }
 | 
						||
 | 
						||
    function primaryCssLink($mainTheme=null, $media=null)
 | 
						||
    {
 | 
						||
        // If the currently-selected theme has dependencies on other themes,
 | 
						||
        // we'll need to load their display.css files as well in order.
 | 
						||
        $theme = new Theme($mainTheme);
 | 
						||
        $baseThemes = $theme->getDeps();
 | 
						||
        foreach ($baseThemes as $baseTheme) {
 | 
						||
            $this->cssLink('css/display.css', $baseTheme, $media);
 | 
						||
        }
 | 
						||
        $this->cssLink('css/display.css', $mainTheme, $media);
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show javascript headers
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showScripts()
 | 
						||
    {
 | 
						||
        if (Event::handle('StartShowScripts', array($this))) {
 | 
						||
            if (Event::handle('StartShowJQueryScripts', array($this))) {
 | 
						||
                $this->script('jquery.min.js');
 | 
						||
                $this->script('jquery.form.min.js');
 | 
						||
                $this->script('jquery.cookie.min.js');
 | 
						||
                $this->inlineScript('if (typeof window.JSON !== "object") { $.getScript("'.common_path('js/json2.min.js').'"); }');
 | 
						||
                $this->script('jquery.joverlay.min.js');
 | 
						||
                Event::handle('EndShowJQueryScripts', array($this));
 | 
						||
            }
 | 
						||
            if (Event::handle('StartShowStatusNetScripts', array($this)) &&
 | 
						||
                Event::handle('StartShowLaconicaScripts', array($this))) {
 | 
						||
                if (common_config('site', 'minify')) {
 | 
						||
                    $this->script('util.min.js');
 | 
						||
                } else {
 | 
						||
                    $this->script('util.js');
 | 
						||
                    $this->script('xbImportNode.js');
 | 
						||
                    $this->script('geometa.js');
 | 
						||
                }
 | 
						||
                $this->showScriptMessages();
 | 
						||
                // Frame-busting code to avoid clickjacking attacks.
 | 
						||
                $this->inlineScript('if (window.top !== window.self) { window.top.location.href = window.self.location.href; }');
 | 
						||
                Event::handle('EndShowStatusNetScripts', array($this));
 | 
						||
                Event::handle('EndShowLaconicaScripts', array($this));
 | 
						||
            }
 | 
						||
            Event::handle('EndShowScripts', array($this));
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Exports a map of localized text strings to JavaScript code.
 | 
						||
     *
 | 
						||
     * Plugins can add to what's exported by hooking the StartScriptMessages or EndScriptMessages
 | 
						||
     * events and appending to the array. Try to avoid adding strings that won't be used, as
 | 
						||
     * they'll be added to HTML output.
 | 
						||
     */
 | 
						||
 | 
						||
    function showScriptMessages()
 | 
						||
    {
 | 
						||
        $messages = array();
 | 
						||
 | 
						||
        if (Event::handle('StartScriptMessages', array($this, &$messages))) {
 | 
						||
            // Common messages needed for timeline views etc...
 | 
						||
 | 
						||
            // TRANS: Localized tooltip for '...' expansion button on overlong remote messages.
 | 
						||
            $messages['showmore_tooltip'] = _m('TOOLTIP', 'Show more');
 | 
						||
 | 
						||
            // TRANS: Inline reply form submit button: submits a reply comment.
 | 
						||
            $messages['reply_submit'] = _m('BUTTON', 'Reply');
 | 
						||
 | 
						||
            // TRANS: Placeholder text for inline reply form. Clicking in this box will turn it into a mini notice form.
 | 
						||
            $messages['reply_placeholder'] = _m('Write a reply...');
 | 
						||
 | 
						||
            $messages = array_merge($messages, $this->getScriptMessages());
 | 
						||
 | 
						||
	    Event::handle('EndScriptMessages', array($this, &$messages));
 | 
						||
        }
 | 
						||
 | 
						||
        if (!empty($messages)) {
 | 
						||
            $this->inlineScript('SN.messages=' . json_encode($messages));
 | 
						||
        }
 | 
						||
 | 
						||
        return $messages;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * If the action will need localizable text strings, export them here like so:
 | 
						||
     *
 | 
						||
     * return array('pool_deepend' => _('Deep end'),
 | 
						||
     *              'pool_shallow' => _('Shallow end'));
 | 
						||
     *
 | 
						||
     * The exported map will be available via SN.msg() to JS code:
 | 
						||
     *
 | 
						||
     *   $('#pool').html('<div class="deepend"></div><div class="shallow"></div>');
 | 
						||
     *   $('#pool .deepend').text(SN.msg('pool_deepend'));
 | 
						||
     *   $('#pool .shallow').text(SN.msg('pool_shallow'));
 | 
						||
     *
 | 
						||
     * Exports a map of localized text strings to JavaScript code.
 | 
						||
     *
 | 
						||
     * Plugins can add to what's exported on any action by hooking the StartScriptMessages or
 | 
						||
     * EndScriptMessages events and appending to the array. Try to avoid adding strings that won't
 | 
						||
     * be used, as they'll be added to HTML output.
 | 
						||
     */
 | 
						||
    function getScriptMessages()
 | 
						||
    {
 | 
						||
        return array();
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show OpenSearch headers
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showOpenSearch()
 | 
						||
    {
 | 
						||
        $this->element('link', array('rel' => 'search',
 | 
						||
                                     'type' => 'application/opensearchdescription+xml',
 | 
						||
                                     'href' =>  common_local_url('opensearch', array('type' => 'people')),
 | 
						||
                                     'title' => common_config('site', 'name').' People Search'));
 | 
						||
        $this->element('link', array('rel' => 'search', 'type' => 'application/opensearchdescription+xml',
 | 
						||
                                     'href' =>  common_local_url('opensearch', array('type' => 'notice')),
 | 
						||
                                     'title' => common_config('site', 'name').' Notice Search'));
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show feed headers
 | 
						||
     *
 | 
						||
     * MAY overload
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showFeeds()
 | 
						||
    {
 | 
						||
        $feeds = $this->getFeeds();
 | 
						||
 | 
						||
        if ($feeds) {
 | 
						||
            foreach ($feeds as $feed) {
 | 
						||
                $this->element('link', array('rel' => $feed->rel(),
 | 
						||
                                             'href' => $feed->url,
 | 
						||
                                             'type' => $feed->mimeType(),
 | 
						||
                                             'title' => $feed->title));
 | 
						||
            }
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show description.
 | 
						||
     *
 | 
						||
     * SHOULD overload
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showDescription()
 | 
						||
    {
 | 
						||
        // does nothing by default
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show extra stuff in <head>.
 | 
						||
     *
 | 
						||
     * MAY overload
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function extraHead()
 | 
						||
    {
 | 
						||
        // does nothing by default
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show body.
 | 
						||
     *
 | 
						||
     * Calls template methods
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showBody()
 | 
						||
    {
 | 
						||
        $this->elementStart('body', (common_current_user()) ? array('id' => strtolower($this->trimmed('action')),
 | 
						||
                                                                    'class' => 'user_in')
 | 
						||
                            : array('id' => strtolower($this->trimmed('action'))));
 | 
						||
        $this->elementStart('div', array('id' => 'wrap'));
 | 
						||
        if (Event::handle('StartShowHeader', array($this))) {
 | 
						||
            $this->showHeader();
 | 
						||
            Event::handle('EndShowHeader', array($this));
 | 
						||
        }
 | 
						||
        $this->showCore();
 | 
						||
        if (Event::handle('StartShowFooter', array($this))) {
 | 
						||
            $this->showFooter();
 | 
						||
            Event::handle('EndShowFooter', array($this));
 | 
						||
        }
 | 
						||
        $this->elementEnd('div');
 | 
						||
        $this->showScripts();
 | 
						||
        $this->elementEnd('body');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show header of the page.
 | 
						||
     *
 | 
						||
     * Calls template methods
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showHeader()
 | 
						||
    {
 | 
						||
        $this->elementStart('div', array('id' => 'header'));
 | 
						||
        $this->showLogo();
 | 
						||
        $this->showPrimaryNav();
 | 
						||
        if (Event::handle('StartShowSiteNotice', array($this))) {
 | 
						||
            $this->showSiteNotice();
 | 
						||
 | 
						||
            Event::handle('EndShowSiteNotice', array($this));
 | 
						||
        }
 | 
						||
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show configured logo.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showLogo()
 | 
						||
    {
 | 
						||
        $this->elementStart('address', array('id' => 'site_contact',
 | 
						||
                                             'class' => 'vcard'));
 | 
						||
        if (Event::handle('StartAddressData', array($this))) {
 | 
						||
            if (common_config('singleuser', 'enabled')) {
 | 
						||
                $user = User::singleUser();
 | 
						||
                $url = common_local_url('showstream',
 | 
						||
                                        array('nickname' => $user->nickname));
 | 
						||
            } else if (common_logged_in()) {
 | 
						||
                $cur = common_current_user();
 | 
						||
                $url = common_local_url('all', array('nickname' => $cur->nickname));
 | 
						||
            } else {
 | 
						||
                $url = common_local_url('public');
 | 
						||
            }
 | 
						||
 | 
						||
            $this->elementStart('a', array('class' => 'url home bookmark',
 | 
						||
                                           'href' => $url));
 | 
						||
 | 
						||
            if (StatusNet::isHTTPS()) {
 | 
						||
                $logoUrl = common_config('site', 'ssllogo');
 | 
						||
                if (empty($logoUrl)) {
 | 
						||
                    // if logo is an uploaded file, try to fall back to HTTPS file URL
 | 
						||
                    $httpUrl = common_config('site', 'logo');
 | 
						||
                    if (!empty($httpUrl)) {
 | 
						||
                        $f = File::staticGet('url', $httpUrl);
 | 
						||
                        if (!empty($f) && !empty($f->filename)) {
 | 
						||
                            // this will handle the HTTPS case
 | 
						||
                            $logoUrl = File::url($f->filename);
 | 
						||
                        }
 | 
						||
                    }
 | 
						||
                }
 | 
						||
            } else {
 | 
						||
                $logoUrl = common_config('site', 'logo');
 | 
						||
            }
 | 
						||
 | 
						||
            if (empty($logoUrl) && file_exists(Theme::file('logo.png'))) {
 | 
						||
                // This should handle the HTTPS case internally
 | 
						||
                $logoUrl = Theme::path('logo.png');
 | 
						||
            }
 | 
						||
 | 
						||
            if (!empty($logoUrl)) {
 | 
						||
                $this->element('img', array('class' => 'logo photo',
 | 
						||
                                            'src' => $logoUrl,
 | 
						||
                                            'alt' => common_config('site', 'name')));
 | 
						||
            }
 | 
						||
 | 
						||
            $this->text(' ');
 | 
						||
            $this->element('span', array('class' => 'fn org'), common_config('site', 'name'));
 | 
						||
            $this->elementEnd('a');
 | 
						||
 | 
						||
            Event::handle('EndAddressData', array($this));
 | 
						||
        }
 | 
						||
        $this->elementEnd('address');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show primary navigation.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showPrimaryNav()
 | 
						||
    {
 | 
						||
        $this->elementStart('div', array('id' => 'site_nav_global_primary'));
 | 
						||
        $pn = new PrimaryNav($this);
 | 
						||
        $pn->show();
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show site notice.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showSiteNotice()
 | 
						||
    {
 | 
						||
        // Revist. Should probably do an hAtom pattern here
 | 
						||
        $text = common_config('site', 'notice');
 | 
						||
        if ($text) {
 | 
						||
            $this->elementStart('div', array('id' => 'site_notice',
 | 
						||
                                            'class' => 'system_notice'));
 | 
						||
            $this->raw($text);
 | 
						||
            $this->elementEnd('div');
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show notice form.
 | 
						||
     *
 | 
						||
     * MAY overload if no notice form needed... or direct message box????
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showNoticeForm()
 | 
						||
    {
 | 
						||
        $tabs = array('status' => _('Status'));
 | 
						||
 | 
						||
        $this->elementStart('div', 'input_forms');
 | 
						||
 | 
						||
        if (Event::handle('StartShowEntryForms', array(&$tabs))) {
 | 
						||
 | 
						||
            $this->elementStart('ul', array('class' => 'nav',
 | 
						||
                                            'id' => 'input_form_nav'));
 | 
						||
 | 
						||
            foreach ($tabs as $tag => $title) {
 | 
						||
 | 
						||
                $attrs = array('id' => 'input_form_nav_'.$tag,
 | 
						||
                               'class' => 'input_form_nav_tab');
 | 
						||
 | 
						||
                if ($tag == 'status') {
 | 
						||
                    $attrs['class'] = 'current';
 | 
						||
                }
 | 
						||
 | 
						||
                $this->elementStart('li', $attrs);
 | 
						||
 | 
						||
                $this->element('a',
 | 
						||
                               array('href' => 'javascript:SN.U.switchInputFormTab("'.$tag.'")'),
 | 
						||
                               $title);
 | 
						||
                $this->elementEnd('li');
 | 
						||
            }
 | 
						||
 | 
						||
            $this->elementEnd('ul');
 | 
						||
 | 
						||
            foreach ($tabs as $tag => $title) {
 | 
						||
 | 
						||
                $attrs = array('class' => 'input_form',
 | 
						||
                               'id' => 'input_form_'.$tag);
 | 
						||
 | 
						||
                if ($tag == 'status') {
 | 
						||
                    $attrs['class'] .= ' current';
 | 
						||
                }
 | 
						||
 | 
						||
                $this->elementStart('div', $attrs);
 | 
						||
 | 
						||
                $form = null;
 | 
						||
 | 
						||
                if (Event::handle('StartMakeEntryForm', array($tag, $this, &$form))) {
 | 
						||
                    if ($tag == 'status') {
 | 
						||
                        $form = new NoticeForm($this);
 | 
						||
                    }
 | 
						||
                    Event::handle('EndMakeEntryForm', array($tag, $this, $form));
 | 
						||
                }
 | 
						||
 | 
						||
                if (!empty($form)) {
 | 
						||
                    $form->show();
 | 
						||
                }
 | 
						||
 | 
						||
                $this->elementEnd('div');
 | 
						||
            }
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show anonymous message.
 | 
						||
     *
 | 
						||
     * SHOULD overload
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showAnonymousMessage()
 | 
						||
    {
 | 
						||
        // needs to be defined by the class
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show core.
 | 
						||
     *
 | 
						||
     * Shows local navigation, content block and aside.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showCore()
 | 
						||
    {
 | 
						||
        $this->elementStart('div', array('id' => 'core'));
 | 
						||
        if (Event::handle('StartShowLocalNavBlock', array($this))) {
 | 
						||
            $this->showLocalNavBlock();
 | 
						||
            Event::handle('EndShowLocalNavBlock', array($this));
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowContentBlock', array($this))) {
 | 
						||
            $this->showContentBlock();
 | 
						||
            Event::handle('EndShowContentBlock', array($this));
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowObjectNavBlock', array($this))) {
 | 
						||
            $this->showObjectNavBlock();
 | 
						||
            Event::handle('EndShowObjectNavBlock', array($this));
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowAside', array($this))) {
 | 
						||
            $this->showAside();
 | 
						||
            Event::handle('EndShowAside', array($this));
 | 
						||
        }
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show local navigation block.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showLocalNavBlock()
 | 
						||
    {
 | 
						||
        // Need to have this ID for CSS; I'm too lazy to add it to
 | 
						||
        // all menus
 | 
						||
        $this->elementStart('div', array('id' => 'site_nav_local_views'));
 | 
						||
        $this->showLocalNav();
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show local navigation.
 | 
						||
     *
 | 
						||
     * SHOULD overload
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showLocalNav()
 | 
						||
    {
 | 
						||
        $nav = new DefaultLocalNav($this);
 | 
						||
        $nav->show();
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show menu for an object (group, profile)
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showObjectNavBlock()
 | 
						||
    {
 | 
						||
        // Need to have this ID for CSS; I'm too lazy to add it to
 | 
						||
        // all menus
 | 
						||
        $this->elementStart('div', array('id' => 'site_nav_object'));
 | 
						||
        $this->showObjectNav();
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show object navigation.
 | 
						||
     *
 | 
						||
     * If there are things to do with this object, show it here.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showObjectNav()
 | 
						||
    {
 | 
						||
        /* Nothing here. */
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show content block.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showContentBlock()
 | 
						||
    {
 | 
						||
        $this->elementStart('div', array('id' => 'content'));
 | 
						||
        if (common_logged_in()) {
 | 
						||
            if (Event::handle('StartShowNoticeForm', array($this))) {
 | 
						||
                $this->showNoticeForm();
 | 
						||
                Event::handle('EndShowNoticeForm', array($this));
 | 
						||
            }
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowPageTitle', array($this))) {
 | 
						||
            $this->showPageTitle();
 | 
						||
            Event::handle('EndShowPageTitle', array($this));
 | 
						||
        }
 | 
						||
        $this->showPageNoticeBlock();
 | 
						||
        $this->elementStart('div', array('id' => 'content_inner'));
 | 
						||
        // show the actual content (forms, lists, whatever)
 | 
						||
        $this->showContent();
 | 
						||
        $this->elementEnd('div');
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show page title.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showPageTitle()
 | 
						||
    {
 | 
						||
        $this->element('h1', null, $this->title());
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show page notice block.
 | 
						||
     *
 | 
						||
     * Only show the block if a subclassed action has overrided
 | 
						||
     * Action::showPageNotice(), or an event handler is registered for
 | 
						||
     * the StartShowPageNotice event, in which case we assume the
 | 
						||
     * 'page_notice' definition list is desired.  This is to prevent
 | 
						||
     * empty 'page_notice' definition lists from being output everywhere.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showPageNoticeBlock()
 | 
						||
    {
 | 
						||
        $rmethod = new ReflectionMethod($this, 'showPageNotice');
 | 
						||
        $dclass = $rmethod->getDeclaringClass()->getName();
 | 
						||
 | 
						||
        if ($dclass != 'Action' || Event::hasHandler('StartShowPageNotice')) {
 | 
						||
 | 
						||
            $this->elementStart('div', array('id' => 'page_notice',
 | 
						||
                                            'class' => 'system_notice'));
 | 
						||
            if (Event::handle('StartShowPageNotice', array($this))) {
 | 
						||
                $this->showPageNotice();
 | 
						||
                Event::handle('EndShowPageNotice', array($this));
 | 
						||
            }
 | 
						||
            $this->elementEnd('div');
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show page notice.
 | 
						||
     *
 | 
						||
     * SHOULD overload (unless there's not a notice)
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showPageNotice()
 | 
						||
    {
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show content.
 | 
						||
     *
 | 
						||
     * MUST overload (unless there's not a notice)
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showContent()
 | 
						||
    {
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show Aside.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showAside()
 | 
						||
    {
 | 
						||
        $this->elementStart('div', array('id' => 'aside_primary',
 | 
						||
                                         'class' => 'aside'));
 | 
						||
        if (Event::handle('StartShowSections', array($this))) {
 | 
						||
            $this->showSections();
 | 
						||
            Event::handle('EndShowSections', array($this));
 | 
						||
        }
 | 
						||
        if (Event::handle('StartShowExportData', array($this))) {
 | 
						||
            $this->showExportData();
 | 
						||
            Event::handle('EndShowExportData', array($this));
 | 
						||
        }
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show export data feeds.
 | 
						||
     *
 | 
						||
     * @return void
 | 
						||
     */
 | 
						||
    function showExportData()
 | 
						||
    {
 | 
						||
        $feeds = $this->getFeeds();
 | 
						||
        if ($feeds) {
 | 
						||
            $fl = new FeedList($this);
 | 
						||
            $fl->show($feeds);
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show sections.
 | 
						||
     *
 | 
						||
     * SHOULD overload
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showSections()
 | 
						||
    {
 | 
						||
        // for each section, show it
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show footer.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showFooter()
 | 
						||
    {
 | 
						||
        $this->elementStart('div', array('id' => 'footer'));
 | 
						||
        if (Event::handle('StartShowInsideFooter', array($this))) {
 | 
						||
            $this->showSecondaryNav();
 | 
						||
            $this->showLicenses();
 | 
						||
            Event::handle('EndShowInsideFooter', array($this));
 | 
						||
        }
 | 
						||
        $this->elementEnd('div');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show secondary navigation.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showSecondaryNav()
 | 
						||
    {
 | 
						||
        $sn = new SecondaryNav($this);
 | 
						||
        $sn->show();
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show licenses.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showLicenses()
 | 
						||
    {
 | 
						||
        $this->showStatusNetLicense();
 | 
						||
        $this->showContentLicense();
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show StatusNet license.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showStatusNetLicense()
 | 
						||
    {
 | 
						||
        if (common_config('site', 'broughtby')) {
 | 
						||
            // TRANS: First sentence of the StatusNet site license. Used if 'broughtby' is set.
 | 
						||
            // TRANS: Text between [] is a link description, text between () is the link itself.
 | 
						||
            // TRANS: Make sure there is no whitespace between "]" and "(".
 | 
						||
            // TRANS: "%%site.broughtby%%" is the value of the variable site.broughtby
 | 
						||
            $instr = _('**%%site.name%%** is a microblogging service brought to you by [%%site.broughtby%%](%%site.broughtbyurl%%).');
 | 
						||
        } else {
 | 
						||
            // TRANS: First sentence of the StatusNet site license. Used if 'broughtby' is not set.
 | 
						||
            $instr = _('**%%site.name%%** is a microblogging service.');
 | 
						||
        }
 | 
						||
        $instr .= ' ';
 | 
						||
        // TRANS: Second sentence of the StatusNet site license. Mentions the StatusNet source code license.
 | 
						||
        // TRANS: Make sure there is no whitespace between "]" and "(".
 | 
						||
        // TRANS: Text between [] is a link description, text between () is the link itself.
 | 
						||
        // TRANS: %s is the version of StatusNet that is being used.
 | 
						||
        $instr .= sprintf(_('It runs the [StatusNet](http://status.net/) microblogging software, version %s, available under the [GNU Affero General Public License](http://www.fsf.org/licensing/licenses/agpl-3.0.html).'), STATUSNET_VERSION);
 | 
						||
        $output = common_markup_to_html($instr);
 | 
						||
        $this->raw($output);
 | 
						||
        // do it
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Show content license.
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function showContentLicense()
 | 
						||
    {
 | 
						||
        if (Event::handle('StartShowContentLicense', array($this))) {
 | 
						||
            switch (common_config('license', 'type')) {
 | 
						||
            case 'private':
 | 
						||
                // TRANS: Content license displayed when license is set to 'private'.
 | 
						||
                // TRANS: %1$s is the site name.
 | 
						||
                $this->element('p', null, sprintf(_('Content and data of %1$s are private and confidential.'),
 | 
						||
                                                  common_config('site', 'name')));
 | 
						||
                // fall through
 | 
						||
            case 'allrightsreserved':
 | 
						||
                if (common_config('license', 'owner')) {
 | 
						||
                    // TRANS: Content license displayed when license is set to 'allrightsreserved'.
 | 
						||
                    // TRANS: %1$s is the copyright owner.
 | 
						||
                    $this->element('p', null, sprintf(_('Content and data copyright by %1$s. All rights reserved.'),
 | 
						||
                                                      common_config('license', 'owner')));
 | 
						||
                } else {
 | 
						||
                    // TRANS: Content license displayed when license is set to 'allrightsreserved' and no owner is set.
 | 
						||
                    $this->element('p', null, _('Content and data copyright by contributors. All rights reserved.'));
 | 
						||
                }
 | 
						||
                break;
 | 
						||
            case 'cc': // fall through
 | 
						||
            default:
 | 
						||
                $this->elementStart('p');
 | 
						||
 | 
						||
                $image    = common_config('license', 'image');
 | 
						||
                $sslimage = common_config('license', 'sslimage');
 | 
						||
 | 
						||
                if (StatusNet::isHTTPS()) {
 | 
						||
                    if (!empty($sslimage)) {
 | 
						||
                        $url = $sslimage;
 | 
						||
                    } else if (preg_match('#^http://i.creativecommons.org/#', $image)) {
 | 
						||
                        // CC support HTTPS on their images
 | 
						||
                        $url = preg_replace('/^http/', 'https', $image);
 | 
						||
                    } else {
 | 
						||
                        // Better to show mixed content than no content
 | 
						||
                        $url = $image;
 | 
						||
                    }
 | 
						||
                } else {
 | 
						||
                    $url = $image;
 | 
						||
                }
 | 
						||
 | 
						||
                $this->element('img', array('id' => 'license_cc',
 | 
						||
                                            'src' => $url,
 | 
						||
                                            'alt' => common_config('license', 'title'),
 | 
						||
                                            'width' => '80',
 | 
						||
                                            'height' => '15'));
 | 
						||
                $this->text(' ');
 | 
						||
                // TRANS: license message in footer.
 | 
						||
                // TRANS: %1$s is the site name, %2$s is a link to the license URL, with a licence name set in configuration.
 | 
						||
                $notice = _('All %1$s content and data are available under the %2$s license.');
 | 
						||
                $link = "<a class=\"license\" rel=\"external license\" href=\"" .
 | 
						||
                        htmlspecialchars(common_config('license', 'url')) .
 | 
						||
                        "\">" .
 | 
						||
                        htmlspecialchars(common_config('license', 'title')) .
 | 
						||
                        "</a>";
 | 
						||
                $this->raw(sprintf(htmlspecialchars($notice),
 | 
						||
                                   htmlspecialchars(common_config('site', 'name')),
 | 
						||
                                   $link));
 | 
						||
                $this->elementEnd('p');
 | 
						||
                break;
 | 
						||
            }
 | 
						||
 | 
						||
            Event::handle('EndShowContentLicense', array($this));
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Return last modified, if applicable.
 | 
						||
     *
 | 
						||
     * MAY override
 | 
						||
     *
 | 
						||
     * @return string last modified http header
 | 
						||
     */
 | 
						||
    function lastModified()
 | 
						||
    {
 | 
						||
        // For comparison with If-Last-Modified
 | 
						||
        // If not applicable, return null
 | 
						||
        return null;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Return etag, if applicable.
 | 
						||
     *
 | 
						||
     * MAY override
 | 
						||
     *
 | 
						||
     * @return string etag http header
 | 
						||
     */
 | 
						||
    function etag()
 | 
						||
    {
 | 
						||
        return null;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Return true if read only.
 | 
						||
     *
 | 
						||
     * MAY override
 | 
						||
     *
 | 
						||
     * @param array $args other arguments
 | 
						||
     *
 | 
						||
     * @return boolean is read only action?
 | 
						||
     */
 | 
						||
    function isReadOnly($args)
 | 
						||
    {
 | 
						||
        return false;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Returns query argument or default value if not found
 | 
						||
     *
 | 
						||
     * @param string $key requested argument
 | 
						||
     * @param string $def default value to return if $key is not provided
 | 
						||
     *
 | 
						||
     * @return boolean is read only action?
 | 
						||
     */
 | 
						||
    function arg($key, $def=null)
 | 
						||
    {
 | 
						||
        if (array_key_exists($key, $this->args)) {
 | 
						||
            return $this->args[$key];
 | 
						||
        } else {
 | 
						||
            return $def;
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Returns trimmed query argument or default value if not found
 | 
						||
     *
 | 
						||
     * @param string $key requested argument
 | 
						||
     * @param string $def default value to return if $key is not provided
 | 
						||
     *
 | 
						||
     * @return boolean is read only action?
 | 
						||
     */
 | 
						||
    function trimmed($key, $def=null)
 | 
						||
    {
 | 
						||
        $arg = $this->arg($key, $def);
 | 
						||
        return is_string($arg) ? trim($arg) : $arg;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Handler method
 | 
						||
     *
 | 
						||
     * @param array $argarray is ignored since it's now passed in in prepare()
 | 
						||
     *
 | 
						||
     * @return boolean is read only action?
 | 
						||
     */
 | 
						||
    function handle($argarray=null)
 | 
						||
    {
 | 
						||
        header('Vary: Accept-Encoding,Cookie');
 | 
						||
 | 
						||
        $lm   = $this->lastModified();
 | 
						||
        $etag = $this->etag();
 | 
						||
 | 
						||
        if ($etag) {
 | 
						||
            header('ETag: ' . $etag);
 | 
						||
        }
 | 
						||
 | 
						||
        if ($lm) {
 | 
						||
            header('Last-Modified: ' . date(DATE_RFC1123, $lm));
 | 
						||
            if ($this->isCacheable()) {
 | 
						||
                header( 'Expires: ' . gmdate( 'D, d M Y H:i:s', 0 ) . ' GMT' );
 | 
						||
                header( "Cache-Control: private, must-revalidate, max-age=0" );
 | 
						||
                header( "Pragma:");
 | 
						||
            }
 | 
						||
        }
 | 
						||
 | 
						||
        $checked = false;
 | 
						||
        if ($etag) {
 | 
						||
            $if_none_match = (array_key_exists('HTTP_IF_NONE_MATCH', $_SERVER)) ?
 | 
						||
              $_SERVER['HTTP_IF_NONE_MATCH'] : null;
 | 
						||
            if ($if_none_match) {
 | 
						||
                // If this check fails, ignore the if-modified-since below.
 | 
						||
                $checked = true;
 | 
						||
                if ($this->_hasEtag($etag, $if_none_match)) {
 | 
						||
                    header('HTTP/1.1 304 Not Modified');
 | 
						||
                    // Better way to do this?
 | 
						||
                    exit(0);
 | 
						||
                }
 | 
						||
            }
 | 
						||
        }
 | 
						||
 | 
						||
        if (!$checked && $lm && array_key_exists('HTTP_IF_MODIFIED_SINCE', $_SERVER)) {
 | 
						||
            $if_modified_since = $_SERVER['HTTP_IF_MODIFIED_SINCE'];
 | 
						||
            $ims = strtotime($if_modified_since);
 | 
						||
            if ($lm <= $ims) {
 | 
						||
                header('HTTP/1.1 304 Not Modified');
 | 
						||
                // Better way to do this?
 | 
						||
                exit(0);
 | 
						||
            }
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Is this action cacheable?
 | 
						||
     *
 | 
						||
     * If the action returns a last-modified
 | 
						||
     *
 | 
						||
     * @param array $argarray is ignored since it's now passed in in prepare()
 | 
						||
     *
 | 
						||
     * @return boolean is read only action?
 | 
						||
     */
 | 
						||
    function isCacheable()
 | 
						||
    {
 | 
						||
        return true;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Has etag? (private)
 | 
						||
     *
 | 
						||
     * @param string $etag          etag http header
 | 
						||
     * @param string $if_none_match ifNoneMatch http header
 | 
						||
     *
 | 
						||
     * @return boolean
 | 
						||
     */
 | 
						||
    function _hasEtag($etag, $if_none_match)
 | 
						||
    {
 | 
						||
        $etags = explode(',', $if_none_match);
 | 
						||
        return in_array($etag, $etags) || in_array('*', $etags);
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Boolean understands english (yes, no, true, false)
 | 
						||
     *
 | 
						||
     * @param string $key query key we're interested in
 | 
						||
     * @param string $def default value
 | 
						||
     *
 | 
						||
     * @return boolean interprets yes/no strings as boolean
 | 
						||
     */
 | 
						||
    function boolean($key, $def=false)
 | 
						||
    {
 | 
						||
        $arg = strtolower($this->trimmed($key));
 | 
						||
 | 
						||
        if (is_null($arg)) {
 | 
						||
            return $def;
 | 
						||
        } else if (in_array($arg, array('true', 'yes', '1', 'on'))) {
 | 
						||
            return true;
 | 
						||
        } else if (in_array($arg, array('false', 'no', '0'))) {
 | 
						||
            return false;
 | 
						||
        } else {
 | 
						||
            return $def;
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Integer value of an argument
 | 
						||
     *
 | 
						||
     * @param string $key      query key we're interested in
 | 
						||
     * @param string $defValue optional default value (default null)
 | 
						||
     * @param string $maxValue optional max value (default null)
 | 
						||
     * @param string $minValue optional min value (default null)
 | 
						||
     *
 | 
						||
     * @return integer integer value
 | 
						||
     */
 | 
						||
    function int($key, $defValue=null, $maxValue=null, $minValue=null)
 | 
						||
    {
 | 
						||
        $arg = strtolower($this->trimmed($key));
 | 
						||
 | 
						||
        if (is_null($arg) || !is_integer($arg)) {
 | 
						||
            return $defValue;
 | 
						||
        }
 | 
						||
 | 
						||
        if (!is_null($maxValue)) {
 | 
						||
            $arg = min($arg, $maxValue);
 | 
						||
        }
 | 
						||
 | 
						||
        if (!is_null($minValue)) {
 | 
						||
            $arg = max($arg, $minValue);
 | 
						||
        }
 | 
						||
 | 
						||
        return $arg;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Server error
 | 
						||
     *
 | 
						||
     * @param string  $msg  error message to display
 | 
						||
     * @param integer $code http error code, 500 by default
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function serverError($msg, $code=500)
 | 
						||
    {
 | 
						||
        $action = $this->trimmed('action');
 | 
						||
        common_debug("Server error '$code' on '$action': $msg", __FILE__);
 | 
						||
        throw new ServerException($msg, $code);
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Client error
 | 
						||
     *
 | 
						||
     * @param string  $msg  error message to display
 | 
						||
     * @param integer $code http error code, 400 by default
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function clientError($msg, $code=400)
 | 
						||
    {
 | 
						||
        $action = $this->trimmed('action');
 | 
						||
        common_debug("User error '$code' on '$action': $msg", __FILE__);
 | 
						||
        throw new ClientException($msg, $code);
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Returns the current URL
 | 
						||
     *
 | 
						||
     * @return string current URL
 | 
						||
     */
 | 
						||
    function selfUrl()
 | 
						||
    {
 | 
						||
        list($action, $args) = $this->returnToArgs();
 | 
						||
        return common_local_url($action, $args);
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Returns arguments sufficient for re-constructing URL
 | 
						||
     *
 | 
						||
     * @return array two elements: action, other args
 | 
						||
     */
 | 
						||
    function returnToArgs()
 | 
						||
    {
 | 
						||
        $action = $this->trimmed('action');
 | 
						||
        $args   = $this->args;
 | 
						||
        unset($args['action']);
 | 
						||
        if (common_config('site', 'fancy')) {
 | 
						||
            unset($args['p']);
 | 
						||
        }
 | 
						||
        if (array_key_exists('submit', $args)) {
 | 
						||
            unset($args['submit']);
 | 
						||
        }
 | 
						||
        foreach (array_keys($_COOKIE) as $cookie) {
 | 
						||
            unset($args[$cookie]);
 | 
						||
        }
 | 
						||
        return array($action, $args);
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Generate a menu item
 | 
						||
     *
 | 
						||
     * @param string  $url         menu URL
 | 
						||
     * @param string  $text        menu name
 | 
						||
     * @param string  $title       title attribute, null by default
 | 
						||
     * @param boolean $is_selected current menu item, false by default
 | 
						||
     * @param string  $id          element id, null by default
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    function menuItem($url, $text, $title=null, $is_selected=false, $id=null)
 | 
						||
    {
 | 
						||
        // Added @id to li for some control.
 | 
						||
        // XXX: We might want to move this to htmloutputter.php
 | 
						||
        $lattrs = array();
 | 
						||
        if ($is_selected) {
 | 
						||
            $lattrs['class'] = 'current';
 | 
						||
        }
 | 
						||
 | 
						||
        (is_null($id)) ? $lattrs : $lattrs['id'] = $id;
 | 
						||
 | 
						||
        $this->elementStart('li', $lattrs);
 | 
						||
        $attrs['href'] = $url;
 | 
						||
        if ($title) {
 | 
						||
            $attrs['title'] = $title;
 | 
						||
        }
 | 
						||
        $this->element('a', $attrs, $text);
 | 
						||
        $this->elementEnd('li');
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Generate pagination links
 | 
						||
     *
 | 
						||
     * @param boolean $have_before is there something before?
 | 
						||
     * @param boolean $have_after  is there something after?
 | 
						||
     * @param integer $page        current page
 | 
						||
     * @param string  $action      current action
 | 
						||
     * @param array   $args        rest of query arguments
 | 
						||
     *
 | 
						||
     * @return nothing
 | 
						||
     */
 | 
						||
    // XXX: The messages in this pagination method only tailor to navigating
 | 
						||
    //      notices. In other lists, "Previous"/"Next" type navigation is
 | 
						||
    //      desirable, but not available.
 | 
						||
    function pagination($have_before, $have_after, $page, $action, $args=null)
 | 
						||
    {
 | 
						||
        // Does a little before-after block for next/prev page
 | 
						||
        if ($have_before || $have_after) {
 | 
						||
            $this->elementStart('ul', array('class' => 'nav',
 | 
						||
                                            'id' => 'pagination'));
 | 
						||
        }
 | 
						||
        if ($have_before) {
 | 
						||
            $pargs   = array('page' => $page-1);
 | 
						||
            $this->elementStart('li', array('class' => 'nav_prev'));
 | 
						||
            $this->element('a', array('href' => common_local_url($action, $args, $pargs),
 | 
						||
                                      'rel' => 'prev'),
 | 
						||
                           // TRANS: Pagination message to go to a page displaying information more in the
 | 
						||
                           // TRANS: present than the currently displayed information.
 | 
						||
                           _('After'));
 | 
						||
            $this->elementEnd('li');
 | 
						||
        }
 | 
						||
        if ($have_after) {
 | 
						||
            $pargs   = array('page' => $page+1);
 | 
						||
            $this->elementStart('li', array('class' => 'nav_next'));
 | 
						||
            $this->element('a', array('href' => common_local_url($action, $args, $pargs),
 | 
						||
                                      'rel' => 'next'),
 | 
						||
                           // TRANS: Pagination message to go to a page displaying information more in the
 | 
						||
                           // TRANS: past than the currently displayed information.
 | 
						||
                           _('Before'));
 | 
						||
            $this->elementEnd('li');
 | 
						||
        }
 | 
						||
        if ($have_before || $have_after) {
 | 
						||
            $this->elementEnd('ul');
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * An array of feeds for this action.
 | 
						||
     *
 | 
						||
     * Returns an array of potential feeds for this action.
 | 
						||
     *
 | 
						||
     * @return array Feed object to show in head and links
 | 
						||
     */
 | 
						||
    function getFeeds()
 | 
						||
    {
 | 
						||
        return null;
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * A design for this action
 | 
						||
     *
 | 
						||
     * @return Design a design object to use
 | 
						||
     */
 | 
						||
    function getDesign()
 | 
						||
    {
 | 
						||
        return Design::siteDesign();
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Check the session token.
 | 
						||
     *
 | 
						||
     * Checks that the current form has the correct session token,
 | 
						||
     * and throw an exception if it does not.
 | 
						||
     *
 | 
						||
     * @return void
 | 
						||
     */
 | 
						||
    // XXX: Finding this type of check with the same message about 50 times.
 | 
						||
    //      Possible to refactor?
 | 
						||
    function checkSessionToken()
 | 
						||
    {
 | 
						||
        // CSRF protection
 | 
						||
        $token = $this->trimmed('token');
 | 
						||
        if (empty($token) || $token != common_session_token()) {
 | 
						||
            // TRANS: Client error text when there is a problem with the session token.
 | 
						||
            $this->clientError(_('There was a problem with your session token.'));
 | 
						||
        }
 | 
						||
    }
 | 
						||
 | 
						||
    /**
 | 
						||
     * Check if the current request is a POST
 | 
						||
     *
 | 
						||
     * @return boolean true if POST; otherwise false.
 | 
						||
     */
 | 
						||
 | 
						||
    function isPost()
 | 
						||
    {
 | 
						||
        return ($_SERVER['REQUEST_METHOD'] == 'POST');
 | 
						||
    }
 | 
						||
}
 |