_admin.php

<?php
# -- BEGIN LICENSE BLOCK ----------------------------------
#
# This file is part of zoneclearFeedServer, a plugin for Dotclear 2.
# 
# Copyright (c) 2009-2015 Jean-Christian Denis and contributors
# 
# Licensed under the GPL version 2.0 license.
# A copy of this license is available in LICENSE file or at
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK ------------------------------------

if (!defined('DC_CONTEXT_ADMIN')) {

	return null;
}

# Namespace for settings
$core->blog->settings->addNamespace('zoneclearFeedServer');

# Check if latest version is installed
if ($core->getVersion('zoneclearFeedServer') != 
    $core->plugins->moduleInfo('zoneclearFeedServer', 'version')) {

	return null;
}

# Widgets
require_once dirname(__FILE__).'/_widgets.php';

# Admin menu
$_menu['Blog']->addItem(
	__('Feeds server'),
	'plugin.php?p=zoneclearFeedServer',
	'index.php?pf=zoneclearFeedServer/icon.png',
	preg_match(
		'/plugin.php\?p=zoneclearFeedServer(&.*)?$/',
		$_SERVER['REQUEST_URI']
	),
	$core->auth->check('admin', $core->blog->id)
);

# Delete related info about feed post in meta table
$core->addBehavior(
	'adminBeforePostDelete',
	array('zcfsAdminBehaviors', 'adminBeforePostDelete')
);

if ($core->auth->check('admin', $core->blog->id)) {

	# Dashboard icon
	$core->addBehavior(
		'adminDashboardFavorites',
		array('zcfsAdminBehaviors', 'adminDashboardFavorites')
	);

	# Add info about feed on post page sidebar
	$core->addBehavior(
		'adminPostHeaders',
		array('zcfsAdminBehaviors', 'adminPostHeaders')
	);
	$core->addBehavior(
		'adminPostFormItems',
		array('zcfsAdminBehaviors', 'adminPostFormItems')
	);
}

# Take care about tweakurls (thanks Mathieu M.)
if (version_compare($core->plugins->moduleInfo('tweakurls', 'version'), '0.8', '>=')) {

	$core->addbehavior(
		'zcfsAfterPostCreate',
		array('zoneclearFeedServer', 'tweakurlsAfterPostCreate')
	);
}

/**
 * @ingroup DC_PLUGIN_ZONECLEARFEEDSERVER
 * @brief Mix your blog with a feeds planet - admin methods.
 * @since 2.6
 */
class zcfsAdminBehaviors
{
	/**
	 * Favorites.
	 *
	 * @param	dcCore      $core dcCore instance
	 * @param	arrayObject $favs Array of favorites
	 */
	public static function adminDashboardFavorites(dcCore $core, $favs)
	{
		$favs->register('zcfs', array(
			'title'		=> __('Feeds server'),
			'url'		=> 'plugin.php?p=zoneclearFeedServer',
			'small-icon'	=> 'index.php?pf=zoneclearFeedServer/icon.png',
			'large-icon'	=> 'index.php?pf=zoneclearFeedServer/icon-big.png',
			'permissions'	=> 'usage,contentadmin',
			'active_cb'	=> array(
				'zcfsAdminBehaviors', 
				'adminDashboardFavoritesActive'
			),
			'dashboard_cb' => array(
				'zcfsAdminBehaviors',
				'adminDashboardFavoritesCallback'
			)
		));
	}

	/**
	 * Favorites selection.
	 *
	 * @param	string $request Requested page
	 * @param	array  $params  Requested parameters
	 */
	public static function adminDashboardFavoritesActive($request, $params)
	{
		return $request == 'plugin.php' 
			&& isset($params['p']) 
			&& $params['p'] == 'zoneclearFeedServer';
	}

	/**
	 * Favorites hack.
	 *
	 * @param	dcCore      $core dcCore instance
	 * @param	arrayObject $fav  Fav attributes
	 */
	public static function adminDashboardFavoritesCallback(dcCore $core, $fav)
	{
		$zcfs = new zoneclearFeedServer($core);
		$count = $zcfs->getFeeds(array(
			'feed_status' => '0'
		), true)->f(0);

		if (!$count) {

			return null;
		}

		$fav['title'] .= '<br />'.sprintf(
			__('%s feed disabled', '%s feeds disabled', $count),
			$count
		);
		$fav['url'] = 'plugin.php?p=zoneclearFeedServer&part=feeds'.
			'&sortby=feed_status&order=asc';
		$fav['large-icon'] = 'index.php?pf=zoneclearFeedServer'.
			'/icon-big-update.png';
	}

	/**
	 * Add javascript for toggle to post edition page header.
	 * 
	 * @return string Page header
	 */
	public static function adminPostHeaders()
	{
		return dcPage::jsLoad(
			'index.php?pf=zoneclearFeedServer/js/post.js'
		);
	}

	/**
	 * Add form to post sidebar.
	 * 
	 * @param  ArrayObject $main_items    Main items
	 * @param  ArrayObject $sidebar_items Sidebar items
	 * @param  record      $post          Post record or null
	 */
	public static function adminPostFormItems(ArrayObject $main_items, ArrayObject $sidebar_items, $post)
	{
		if ($post === null || $post->post_type != 'post') {

			return null;
		}

		global $core;

		$url = $core->meta->getMetadata(array(
			'post_id'		=> $post->post_id,
			'meta_type'	=> 'zoneclearfeed_url',
			'limit'		=> 1
		));
		$url = $url->isEmpty() ? '' : $url->meta_id;

		if (!$url) {

			return null;
		}

		$author = $core->meta->getMetadata(array(
			'post_id'		=> $post->post_id,
			'meta_type'	=> 'zoneclearfeed_author',
			'limit'		=> 1
		));
		$author = $author->isEmpty() ? '' : $author->meta_id;

		$site = $core->meta->getMetadata(array(
			'post_id'		=> $post->post_id,
			'meta_type'	=> 'zoneclearfeed_site',
			'limit'		=> 1
		));
		$site = $site->isEmpty() ? '' : $site->meta_id;

		$sitename = $core->meta->getMetadata(array(
			'post_id'		=> $post->post_id,
			'meta_type'	=> 'zoneclearfeed_sitename',
			'limit'		=> 1
		));
		$sitename = $sitename->isEmpty() ? '' : $sitename->meta_id;

		$edit = '';
		if ($core->auth->check('admin', $core->blog->id)) {
			$fid = $core->meta->getMetadata(array(
				'post_id'		=> $post->post_id,
				'meta_type'	=> 'zoneclearfeed_id',
				'limit'		=> 1
			));
			if (!$fid->isEmpty()) {
				$edit = 
					'<p><a href="plugin.php?p=zoneclearFeedServer'.
					'&amp;part=feed&amp;feed_id='.$fid->meta_id.
					'">'.__('Edit this feed').'</a></p>';
			}
		}

		$sidebar_items['options-box']['items']['zcfs'] = 
			'<div id="zcfs">'.
			'<h5>'.__('Feed source').'</h5>'.
			'<p>'.
			'<a href="'.$url.'" title="'.$author.' - '.$url.'">'.__('feed URL').'</a> - '.
			'<a href="'.$site.'" title="'.$sitename.' - '.$site.'">'.__('site URL').'</a>'.
			'</p>'.
			$edit.
			'</div>';
	}

	/**
	 * Delete related info about feed post in meta table.
	 * 
	 * @param  integer $post_id Post id
	 */
	public static function adminBeforePostDelete($post_id)
	{
		global $core;

		$core->con->execute(
			'DELETE FROM '.$core->prefix.'meta '.
			'WHERE post_id = '.((integer) $post_id).' '.
			'AND meta_type '.$core->con->in(array(
				'zoneclearfeed_url',
				'zoneclearfeed_author',
				'zoneclearfeed_site',
				'zoneclearfeed_sitename',
				'zoneclearfeed_id'
			)).' '
		);
	}
}