<?php
/**
 * @brief cinecturlink2, a plugin for Dotclear 2
 * 
 * @package Dotclear
 * @subpackage Plugin
 * 
 * @author Jean-Christian Denis and Contributors
 * 
 * @copyright Jean-Christian Denis
 * @copyright GPL-2.0 https://www.gnu.org/licenses/gpl-2.0.html
 */

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>';
    }
}