<?php
# -- BEGIN LICENSE BLOCK ----------------------------------
#
# This file is part of cinecturlink2, a plugin for Dotclear 2.
# 
# Copyright (c) 2009-2013 Jean-Christian Denis and contributors
# contact@jcdenis.fr http://jcd.lv
# 
# 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_RC_PATH')) {

	return null;
}

$core->addBehavior(
	'initWidgets',
	array('cinecturlink2Widget', 'adminLinks')
);
$core->addBehavior(
	'initWidgets',
	array('cinecturlink2Widget', 'adminCats')
);

class cinecturlink2Widget
{
	public static function adminLinks($w)
	{
		global $core;

		$C2 = new cinecturlink2($core);

		$categories_combo = array('' => '', __('Uncategorized') => 'null');
		$categories = $C2->getCategories();
		while($categories->fetch()) {
			$cat_title = html::escapeHTML($categories->cat_title);
			$categories_combo[$cat_title] = $categories->cat_id;
		}

		$sortby_combo = array(
			__('Update date')		=> 'link_upddt',
			__('My rating')		=> 'link_note',
			__('Title')			=> 'link_title',
			__('Random')			=> 'RANDOM',
			__('Number of views')	=> 'COUNTER'
		);
		$order_combo = array(
			__('Ascending')	=> 'asc',
			__('Descending')	=> 'desc'
		);

		$w->create(
			'cinecturlink2links',
			__('My cinecturlink'),
			array('cinecturlink2Widget', 'publicLinks'),
			'null',
			__('Show selection of cinecturlinks')
		);
		$w->cinecturlink2links->setting(
			'title',
			__('Title:'),
			__('My cinecturlink'),
			'text'
		);
		$w->cinecturlink2links->setting(
			'category',
			__('Category:'),
			'',
			'combo',
			$categories_combo
		);
		$w->cinecturlink2links->setting(
			'sortby',
			__('Order by:'),
			'link_upddt',
			'combo',
			$sortby_combo
		);
		$w->cinecturlink2links->setting(
			'sort',
			__('Sort: (only for date, note and title)'),
			'desc',
			'combo',
			$order_combo
		);
		$w->cinecturlink2links->setting(
			'limit',
			__('Limit:'),
			10,
			'text'
		);
		$w->cinecturlink2links->setting(
			'withlink',
			__('Enable link'),
			1,
			'check'
		);
		$w->cinecturlink2links->setting(
			'showauthor',
			__('Show author'),
			1,
			'check'
		);
		$w->cinecturlink2links->setting(
			'shownote',
			__('Show my rating'),
			0,
			'check'
		);
		$w->cinecturlink2links->setting(
			'showdesc',
			__('Show description'),
			0,
			'check'
		);
		$w->cinecturlink2links->setting(
			'showpagelink',
			__('Show a link to cinecturlink page'),
			0,
			'check'
		);
		$w->cinecturlink2links->setting(
			'homeonly',
			__('Display on:'),
			1,
			'combo',
			array(
				__('All pages')			=> 0,
				__('Home page only')		=> 1,
				__('Except on home page')	=> 2
			)
		);
	}

	public static function adminCats($w)
	{
		$w->create(
			'cinecturlink2cats',
			__('List of categories of cinecturlink'),
			array('cinecturlink2Widget', 'publicCats'),
			null,
			__('List of categories of cinecturlink')
		);
		$w->cinecturlink2cats->setting(
			'title',
			__('Title:'),
			__('My cinecturlink by categories'),
			'text'
		);
		$w->cinecturlink2cats->setting(
			'shownumlink',
			__('Show number of links'),
			0,
			'check'
		);
		$w->cinecturlink2cats->setting(
			'homeonly',
			__('Display on:'),
			1,
			'combo',
			array(
				__('All pages')			=> 0,
				__('Home page only')		=> 1,
				__('Except on home page')	=> 2
			)
		);
	}

	public static function publicLinks($w)
	{
		global $core;

		$core->blog->settings->addNamespace('cinecturlink2'); 

		if (!$core->blog->settings->cinecturlink2->cinecturlink2_active 
		 || $w->homeonly == 1 && $core->url->type != 'default'
		 || $w->homeonly == 2 && $core->url->type == 'default'
		) {
			return null;
		}

		$C2 = new cinecturlink2($core);

		if ($w->category) {
			if ($w->category == 'null') {
				$params['sql'] = ' AND L.cat_id IS NULL ';
			}
			elseif (is_numeric($w->category)) {
				$params['cat_id'] = (integer) $w->category;
			}
		}

		$limit = abs((integer) $w->limit);

		# Tirage aléatoire
		# Consomme beaucoup de ressources!
		if ($w->sortby == 'RANDOM') {
			$big_rs = $C2->getLinks($params);

			if ($big_rs->isEmpty()) {

				return null;
			}

			$ids= array();
			while($big_rs->fetch()) {
				$ids[] = $big_rs->link_id;
			}
			shuffle($ids);
			$ids = array_slice($ids, 0, $limit);

			$params['link_id'] = array();
			foreach($ids as $id) {
				$params['link_id'][] = $id;
			}
		}
		elseif ($w->sortby == 'COUNTER') {
			$params['order'] = 'link_count asc';
			$params['limit'] = $limit;
		}
		else {
			$params['order'] = $w->sortby;
			$params['order'] .= $w->sort == 'asc' ? ' asc' : ' desc';
			$params['limit'] = $limit;
		}

		$rs = $C2->getLinks($params);

		if ($rs->isEmpty()) {

			return null;
		}

		$widthmax = (integer) $core->blog->settings->cinecturlink2->cinecturlink2_widthmax;
		$style = $widthmax ? ' style="width:'.$widthmax.'px;"' : '';

		$entries = array();
		while($rs->fetch()) {
			$url	= $rs->link_url;
			$img	= $rs->link_img;
			$title	= html::escapeHTML($rs->link_title);
			$author	= html::escapeHTML($rs->link_author);
			$cat		= html::escapeHTML($rs->cat_title);
			$note	= $w->shownote ? ' <em>('.$rs->link_note.'/20)</em>' : '';
			$desc	= $w->showdesc ? '<br /><em>'.html::escapeHTML($rs->link_desc).'</em>' : '';
			$lang	= $rs->link_lang ? ' hreflang="'.$rs->link_lang.'"' : '';
			$count	= abs((integer) $rs->link_count);

			# --BEHAVIOR-- cinecturlink2WidgetLinks
			$bhv = $core->callBehavior('cinecturlink2WidgetLinks', $rs->link_id);

			$entries[] = 
			'<p style="text-align:center;">'.
			($w->withlink && !empty($url) ? '<a href="'.$url.'"'.$lang.' title="'.$cat.'">' : '').
			'<strong>'.$title.'</strong>'.$note.'<br />'.
			($w->showauthor ? $author.'<br />' : '').'<br />'.
			'<img src="'.$img.'" alt="'.$title.' - '.$author.'"'.$style.' />'.
			$desc.
			($w->withlink && !empty($url) ? '</a>' : '').
			'</p>'.$bhv;

			try {
				$cur = $core->con->openCursor($C2->table);
				$cur->link_count = ($count + 1);
				$C2->updLink($rs->link_id, $cur, false);
			}
			catch (Exception $e) {

			}
		}
		# Tirage aléatoire
		if ($w->sortby == 'RANDOM' 
		 || $w->sortby == 'COUNTER'
		) {
			shuffle($entries);
			if ($core->blog->settings->cinecturlink2->cinecturlink2_triggeronrandom) {
				$core->blog->triggerBlog();
			}
		}

		return 
		'<div class="cinecturlink2list">'.
		($w->title ? '<h2>'.html::escapeHTML($w->title).'</h2>' : '').
		implode(' ',$entries).
		($w->showpagelink && $core->blog->settings->cinecturlink2->cinecturlink2_public_active ? 
		'<p><a href="'.$core->blog->url.$core->url->getBase('cinecturlink2').'" title="'.__('view all links').'">'.__('More links').'</a></p>' : ''
		).
		'</div>';
	}

	public static function publicCats($w)
	{
		global $core;

		$core->blog->settings->addNamespace('cinecturlink2'); 

		if (!$core->blog->settings->cinecturlink2->cinecturlink2_active 
		 || !$core->blog->settings->cinecturlink2->cinecturlink2_public_active 
		 || $w->homeonly == 1 && $core->url->type != 'default'
		 || $w->homeonly == 2 && $core->url->type == 'default'
		) {
			return null;
		}

		$C2 = new cinecturlink2($core);

		$rs = $C2->getCategories(array());

		if ($rs->isEmpty()) {

			return null;
		}

		$res = 
		'<li><a href="'.
		$core->blog->url.$core->url->getBase('cinecturlink2').
		'" title="'.__('view all links').'">'.__('all links').
		'</a>';
		if ($w->shownumlink) {
			$res .= ' ('.($C2->getLinks(array(), true)->f(0)).')';
		}
		$res .= '</li>';

		while($rs->fetch()) {
			$res .= 
			'<li><a href="'.
			$core->blog->url.$core->url->getBase('cinecturlink2').'/'.$core->blog->settings->cinecturlink2->cinecturlink2_public_caturl.'/'.urlencode($rs->cat_title).
			'" title="'.__('view links of this category').'">'.
			html::escapeHTML($rs->cat_title).
			'</a>';
			if ($w->shownumlink) {
				$res .= ' ('.($C2->getLinks(array('cat_id'=>$rs->cat_id), true)->f(0)).')';
			}
			$res .= '</li>';
		}

		return 
		'<div class="cinecturlink2cat">'.
		($w->title ? '<h2>'.html::escapeHTML($w->title).'</h2>' : '').
		'<ul>'.$res.'</ul>'.
		'</div>';
	}
}