function nvweb_breadcrumbs($vars = array())
{
    global $website;
    global $current;
    global $DB;
    global $structure;
    global $events;
    $out = '';
    if (empty($vars['separator'])) {
        $vars['separator'] = ' > ';
    }
    if ($vars['separator'] == 'image') {
        $vars['separator'] = '<img src="' . $vars['image'] . '" />';
    }
    if ($vars['separator'] == 'base64') {
        $vars['separator'] = base64_decode($vars['base64']);
    }
    if (empty($vars['from'])) {
        $vars['from'] = 0;
    }
    // 2 options: we are displaying an element or a category
    $breadcrumbs = array();
    if ($current['type'] == 'structure') {
        $breadcrumbs[] = $current['id'];
    } else {
        if ($current['type'] == 'item') {
            $breadcrumbs[] = $current['object']->category;
        }
    }
    if (!empty($breadcrumbs)) {
        // start looking for each category parent
        $parent = $breadcrumbs[0];
        while ($parent > 0) {
            $parent = nvweb_breadcrumbs_parent($parent);
            $breadcrumbs[] = $parent;
        }
        $vars['from'] = intval($vars['from']) + 1;
        nvweb_menu_load_dictionary();
        $breadcrumbs = array_reverse($breadcrumbs);
        $events->trigger('breadcrumbs', 'hierarchy', array('hierarchy' => &$breadcrumbs));
        for ($i = $vars['from']; $i < count($breadcrumbs); $i++) {
            if ($vars['links'] == 'false') {
                $out .= $structure['dictionary'][$breadcrumbs[$i]];
            } else {
                $out .= '<a ' . nvweb_menu_action($breadcrumbs[$i]) . '>' . $structure['dictionary'][$breadcrumbs[$i]] . '</a>';
            }
            if ($i + 1 < count($breadcrumbs)) {
                $out .= $vars['separator'];
            }
        }
    }
    return $out;
}
Exemple #2
0
function nvweb_menu($vars = array())
{
    global $website;
    global $DB;
    global $structure;
    global $current;
    $out = '';
    nvweb_menu_load_dictionary();
    nvweb_menu_load_routes();
    nvweb_menu_load_structure();
    nvweb_menu_load_actions();
    $parent = intval(@$vars['parent']) + 0;
    $from = intval(@$vars['from']) + 0;
    $of = intval(@$vars['of']) + 0;
    if (isset($vars['parent']) && !is_numeric($vars['parent'])) {
        // assume parent attribute contains a property_id which has the category value
        $parent_property = nvweb_properties(array('property' => $vars['parent']));
        if (!empty($parent_property)) {
            $parent = $parent_property;
        }
    }
    if ($of > 0) {
        // get options of the parent x in the order of the structure
        // example:
        //	Home [5]	Products [6]	Contact [7]
        //					|
        //					-- Computers [8]	Mobile Phones [9]
        //							|
        //							-- Apple [10]	Dell [11]
        //
        //	we want the categories under Products [6]: "Computers" [8] and "Mobile Phones" [9]
        //	of: 2 (second item in the main structure)
        //  <nv object="nvweb" name="menu" of="2" />
        $parent = $structure['cat-0'][intval($of) - 1]->id;
    }
    if (empty($current['hierarchy'])) {
        $inverse_hierarchy = array();
        // discover the parent from which get the menu
        if (!empty($current['category'])) {
            $inverse_hierarchy[] = $current['category'];
            $last = $current['category'];
        } else {
            $inverse_hierarchy[] = $current['object']->category;
            $last = $current['object']->category;
        }
        // get category parents until root (to know how many levels count from)
        while ($last > 0) {
            $last = $DB->query_single('parent', 'nv_structure', ' id = ' . protect($last));
            $inverse_hierarchy[] = $last;
        }
        $current['hierarchy'] = array_reverse($inverse_hierarchy);
    }
    if ($from > 0) {
        // get a certain level of the menu based on the path to current item category with offset
        // example:
        //	Home [5]	Products [6]	Contact [7]
        //					|
        //					-- Computers [8]	Mobile Phones [9]
        //							|
        //							-- Apple [10]	Dell [11]
        //
        //	current item is a Dell computer (category = 11)
        //  we want the menu from level 1
        //	from: 1	--> 8, 9
        $parent = $current['hierarchy'][$from];
        if (is_null($parent)) {
            return '';
        }
        // the requested level of menu does not exist under the current category
    }
    $option = -1;
    if (isset($vars['option'])) {
        $option = intval($vars['option']);
    }
    if ($vars['mode'] == 'next' || $vars['mode'] == 'previous') {
        $out = nvweb_menu_render_arrow($vars);
    } else {
        $out = nvweb_menu_generate($vars['mode'], $vars['levels'], $parent, 0, $option, $vars['class']);
        if ($vars['mode'] == 'select') {
            nvweb_after_body('js', '
                // jQuery required
                $("select.menu_level_0").off("change").on("change", function()
                {
                    var option = $(this).find("option[value=" + $(this).val() + "]");
                    if($(option).attr("target") == "_blank")
                        window.open($(option).attr("href"));
                    else
                    {
                        if($(option).attr("href")=="#")
                            window.location.replace($(option).attr("href") + "sid_" + $(option).attr("value"));
                        else
                            window.location.replace($(option).attr("href"));
                    }
                });
            ');
        }
    }
    return $out;
}
Exemple #3
0
function nvweb_list_parse_tag($tag, $item, $source = 'item', $item_relative_position, $item_absolute_position, $total)
{
    global $current;
    global $website;
    global $structure;
    global $DB;
    $out = '';
    switch ($tag['attributes']['source']) {
        // special condition, return direct query result values
        case 'query':
            $out = $item->_query->{$tag}['attributes']['value'];
            break;
            // special: return element position in list
        // special: return element position in list
        case 'position':
            $position = $item_relative_position;
            if ($tag['attributes']['absolute'] == 'true') {
                $position = $item_absolute_position;
            }
            switch ($tag['attributes']['type']) {
                case 'alphabetic':
                    $out = number2alphabet($position);
                    break;
                case 'numeric':
                default:
                    $out = $position + 1;
                    // first element is 1, but in list is zero
                    break;
            }
            break;
            // NOTE: the following refers to structure information of an ITEM, useless if the source are categories!
        // NOTE: the following refers to structure information of an ITEM, useless if the source are categories!
        case 'structure':
        case 'category':
            nvweb_menu_load_dictionary();
            // load menu translations if not already done
            nvweb_menu_load_routes();
            // load menu paths if not already done
            switch ($tag['attributes']['value']) {
                case 'title':
                    if ($source == 'structure' || $source == 'category') {
                        $out = $structure['dictionary'][$item->id];
                    } else {
                        $out = $structure['dictionary'][$item->category];
                    }
                    if (!empty($tag['attributes']['length'])) {
                        $out = core_string_cut($out, $tag['attributes']['length'], '&hellip;');
                    }
                    break;
                case 'slug':
                    if ($source == 'structure' || $source == 'category') {
                        $out = $structure['dictionary'][$item->id];
                    } else {
                        $out = $structure['dictionary'][$item->category];
                    }
                    // remove spaces, special chars, etc.
                    $out = core_string_clean($out);
                    $out = slug($out);
                    break;
                case 'property':
                    $id = $item->id;
                    if ($source != 'structure' && $source != 'category') {
                        $id = $item->category;
                    }
                    $nvweb_properties_parameters = array_replace($tag['attributes'], array('mode' => !isset($tag['attributes']['mode']) ? 'structure' : $tag['attributes']['mode'], 'id' => $id, 'property' => !empty($tag['attributes']['property']) ? $tag['attributes']['property'] : $tag['attributes']['name']));
                    $out = nvweb_properties($nvweb_properties_parameters);
                    break;
                case 'url':
                case 'path':
                    if ($source == 'structure' || $source == 'category') {
                        $out = $structure['routes'][$item->id];
                    } else {
                        $out = $structure['routes'][$item->category];
                    }
                    $out = nvweb_prepare_link($out);
                    break;
                case 'id':
                    if ($source == 'structure' || $source == 'category') {
                        $out = $item->id;
                    } else {
                        // source = 'item'?
                        $out = $item->category;
                    }
                    break;
                default:
                    break;
            }
            break;
            // ITEM comments
        // ITEM comments
        case 'comment':
        case 'comments':
            switch ($tag['attributes']['value']) {
                case 'id':
                    $out = $item->id;
                    break;
                case 'avatar':
                    $size = '48';
                    $extra = '';
                    if (!empty($tag['attributes']['size'])) {
                        $size = intval($tag['attributes']['size']);
                    }
                    if (!empty($tag['attributes']['border'])) {
                        $extra .= '&border=' . $tag['attributes']['border'];
                    }
                    if (!empty($item->avatar)) {
                        $out = '<img class="' . $tag['attributes']['class'] . '" src="' . NVWEB_OBJECT . '?type=image' . $extra . '&id=' . $item->avatar . '" width="' . $size . 'px" height="' . $size . 'px"/>';
                    } else {
                        if (!empty($tag['attributes']['default'])) {
                            // the comment creator has not an avatar, but the template wants to show a default one
                            // 3 cases:
                            //  numerical   ->  ID of the avatar image file in Navigate CMS
                            //  absolute path (http://www...)
                            //  relative path (/img/avatar.png) -> path to the avatar file included in the THEME used
                            if (is_numeric($tag['attributes']['default'])) {
                                $out = '<img class="' . $tag['attributes']['class'] . '" src="' . NVWEB_OBJECT . '?type=image' . $extra . '&id=' . $tag['attributes']['default'] . '" width="' . $size . 'px" height="' . $size . 'px"/>';
                            } else {
                                if (strpos($tag['attributes']['default'], 'http://') === 0) {
                                    $out = '<img class="' . $tag['attributes']['class'] . '" src="' . $tag['attributes']['default'] . '" width="' . $size . 'px" height="' . $size . 'px"/>';
                                } else {
                                    if ($tag['attributes']['default'] == 'none') {
                                        $out = '';
                                    } else {
                                        $out = '<img class="' . $tag['attributes']['class'] . '"src="' . NAVIGATE_URL . '/themes/' . $website->theme . '/' . $tag['attributes']['default'] . '" width="' . $size . 'px" height="' . $size . 'px"/>';
                                    }
                                }
                            }
                        } else {
                            $gravatar_hash = "";
                            $gravatar_default = 'blank';
                            if (!empty($tag['attributes']['gravatar_default'])) {
                                $gravatar_default = $tag['attributes']['gravatar_default'];
                            }
                            if (!empty($item->email)) {
                                $gravatar_hash = md5(strtolower(trim($item->email)));
                            } else {
                                if (!empty($item->user)) {
                                    $email = $DB->query_single('email', 'nv_webusers', 'id = ' . protect($item->user));
                                    if (!empty($email)) {
                                        $gravatar_hash = md5(strtolower(trim($item->email)));
                                    }
                                }
                            }
                            if (!empty($gravatar_hash) && $gravatar_default != 'none') {
                                // gravatar real url: https://www.gravatar.com/avatar/
                                // we use libravatar to get more userbase
                                $gravatar_url = 'https://seccdn.libravatar.org/avatar/' . $gravatar_hash . '?s=' . $size . '&d=' . $gravatar_default;
                                $out = '<img class="' . $tag['attributes']['class'] . '" src="' . $gravatar_url . '" width="' . $size . 'px" height="' . $size . 'px"/>';
                            } else {
                                $out = '<img class="' . $tag['attributes']['class'] . '" src="data:image/gif;base64,R0lGODlhAQABAPAAAP///wAAACH5BAEAAAAALAAAAAABAAEAAAICRAEAOw==" width="' . $size . 'px" height="' . $size . 'px"/>';
                            }
                        }
                    }
                    if ($tag['attributes']['linked'] == 'true' && !empty($out)) {
                        if (!empty($item->url)) {
                            $comment_link = $item->url;
                        } else {
                            if (!empty($item->user)) {
                                $wu = new webuser();
                                $wu->load($item->user);
                                $comment_link = $wu->social_website;
                            }
                        }
                        if (!empty($comment_link)) {
                            $out = '<a href="' . $comment_link . '" target="_blank">' . $out . '</a>';
                        }
                    }
                    break;
                case 'username':
                    $out = !empty($item->username) ? $item->username : $item->name;
                    if ($tag['attributes']['linked'] == 'true' && !empty($out)) {
                        if (!empty($item->url)) {
                            $comment_link = $item->url;
                        } else {
                            if (!empty($item->user)) {
                                $wu = new webuser();
                                $wu->load($item->user);
                                $comment_link = $wu->social_website;
                            }
                        }
                        if (!empty($comment_link)) {
                            $out = '<a href="' . $comment_link . '" target="_blank">' . $out . '</a>';
                        }
                    }
                    break;
                case 'website':
                    if (!empty($item->url)) {
                        $out = $item->url;
                    } else {
                        if (!empty($item->user)) {
                            $wu = new webuser();
                            $wu->load($item->user);
                            $out = $wu->social_website;
                        }
                    }
                    if (empty($out)) {
                        $out = '#';
                    }
                    break;
                case 'message':
                    if (!empty($tag['attributes']['length'])) {
                        $out = core_string_cut($item->message, $tag['attributes']['length'], '&hellip;');
                    } else {
                        $out = nl2br($item->message);
                    }
                    break;
                case 'date':
                    // Navigate CMS 1.6.6 compatibility
                    if (empty($tag['attributes']['format']) && !empty($tag['attributes']['date_format'])) {
                        $tag['attributes']['format'] = $tag['attributes']['date_format'];
                    }
                    if (!empty($tag['attributes']['format'])) {
                        // custom date format
                        $out = nvweb_content_date_format($tag['attributes']['format'], $item->date_created);
                    } else {
                        $out = date($website->date_format . ' H:i', $item->date_created);
                    }
                    break;
                case 'item_url':
                    $out = nvweb_source_url('item', $item->item, $current['lang']);
                    break;
                case 'item_title':
                    $out = $item->item_title;
                    break;
                case 'reply_to':
                    $out = $item->reply_to;
                    break;
                case 'depth':
                    $c = new comment();
                    $c->load_from_resultset(array($item));
                    $out = $c->depth();
                    break;
                case 'property':
                    $c = new comment();
                    $c->load_from_resultset(array($item));
                    // pass all nvlist tag parameters to properties nvweb, but some attribute/values take preference
                    $nvweb_properties_parameters = array_replace($tag['attributes'], array('mode' => 'comment', 'id' => $c->id, 'template' => $c->element_template(), 'property' => !empty($tag['attributes']['property']) ? $tag['attributes']['property'] : $tag['attributes']['name']));
                    $out = nvweb_properties($nvweb_properties_parameters);
                    break;
            }
            break;
        case 'block':
            switch ($tag['attributes']['value']) {
                case 'id':
                    $out = $item->id;
                    break;
                    // only for blocks in a block group!
                // only for blocks in a block group!
                case 'uid':
                    $out = $item->uid;
                    break;
                case 'block':
                    // generate the full block code
                    if ($item->type == "extension") {
                        if (function_exists('nvweb_' . $item->extension . '_' . $item->id)) {
                            // load extension block property values
                            $item->properties = property::load_properties(NULL, $item->id, "extension_block", NULL, $item->uid);
                            $out = call_user_func('nvweb_' . $item->extension . '_' . $item->id, $item);
                        }
                    } else {
                        $out = nvweb_blocks_render($item->type, $item->trigger, $item->action, NULL, NULL, $tag['attributes']);
                    }
                    break;
                    // not for extension_blocks
                // not for extension_blocks
                case 'title':
                    $out = $item->dictionary[$current['lang']]['title'];
                    if (!empty($tag['attributes']['length'])) {
                        $out = core_string_cut($out, $tag['attributes']['length'], '&hellip;');
                    }
                    break;
                case 'content':
                    if ($item->type == "extension") {
                        if (function_exists('nvweb_' . $item->extension . '_' . $item->id)) {
                            // load extension block property values
                            $item->properties = property::load_properties(NULL, $item->id, "extension_block", NULL, $item->uid);
                            $out = call_user_func('nvweb_' . $item->extension . '_' . $item->id, $item);
                        }
                    } else {
                        $out = nvweb_blocks_render($item->type, $item->trigger, $item->action, 'content', $item, $tag['attributes']);
                    }
                    break;
                    // not for extension_blocks
                // not for extension_blocks
                case 'url':
                case 'path':
                    $out = nvweb_blocks_render_action($item->action, '', $current['lang'], true);
                    if (empty($out)) {
                        $out = '#';
                    } else {
                        $out = nvweb_prepare_link($out);
                    }
                    break;
                    // not for extension_blocks
                // not for extension_blocks
                case 'target':
                    if ($item->action['action-type'][$current['lang']] == 'web-n') {
                        $out = '_blank';
                    } else {
                        $out = '_self';
                    }
                    break;
                    // not for extension_blocks (only for standard blocks and block group blocks)
                // not for extension_blocks (only for standard blocks and block group blocks)
                case 'property':
                    $properties_mode = 'block';
                    if (!is_numeric($item->id)) {
                        $properties_mode = 'block_group_block';
                    }
                    $nvweb_properties_parameters = array_replace($tag['attributes'], array('mode' => !isset($tag['attributes']['mode']) ? $properties_mode : $tag['attributes']['mode'], 'id' => $item->id, 'property' => !empty($tag['attributes']['property']) ? $tag['attributes']['property'] : $tag['attributes']['name'], 'uid' => @$item->uid));
                    $out = nvweb_properties($nvweb_properties_parameters);
                    break;
                    // not for extension_blocks
                // not for extension_blocks
                case 'poll_answers':
                    $out = nvweb_blocks_render_poll($item);
                    break;
                default:
                    break;
            }
            break;
        case 'block_link':
            switch ($tag['attributes']['value']) {
                case 'id':
                    $out = $item->id;
                    break;
                case 'title':
                    $out = $item->title;
                    if (!empty($tag['attributes']['length'])) {
                        $out = core_string_cut($out, $tag['attributes']['length'], '&hellip;');
                    }
                    break;
                case 'url':
                case 'path':
                    $out = $item->link;
                    if (empty($out)) {
                        $out = '#';
                    } else {
                        $out = nvweb_prepare_link($out);
                    }
                    break;
                case 'target':
                    if ($item->new_window == 1) {
                        $out = '_blank';
                    } else {
                        $out = '_self';
                    }
                    break;
                case 'icon':
                    $out = @$item->icon;
                    break;
                default:
                    break;
            }
            break;
        case 'block_type':
            switch ($tag['attributes']['value']) {
                case 'title':
                    $title_obj = json_decode($item->title, true);
                    if (empty($title_obj)) {
                        // not json
                        $out = $item->title;
                    } else {
                        $out = $title_obj[$current['lang']];
                    }
                    break;
            }
            break;
        case 'gallery':
            switch ($tag['attributes']['value']) {
                case 'url':
                case 'path':
                    $out = NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $item['file'] . '&amp;disposition=inline';
                    break;
                case 'thumbnail':
                case 'thumbnail_url':
                    $thumbnail_url = NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $item['file'] . '&amp;disposition=inline&amp;width=' . $tag['attributes']['width'] . '&amp;height=' . $tag['attributes']['height'] . '&amp;border=' . $tag['attributes']['border'];
                    if ($tag['attributes']['value'] == 'thumbnail_url' || @$tag['attributes']['return'] == 'url') {
                        $out = $thumbnail_url;
                    } else {
                        $out = '<img src="' . $thumbnail_url . '" alt="' . $item[$current['lang']] . '" title="' . $item[$current['lang']] . '" />';
                    }
                    break;
                case 'title':
                    $f = new file();
                    $f->load($item['file']);
                    $out = $f->title[$current['lang']];
                    break;
                case 'alt':
                case 'description':
                    $f = new file();
                    $f->load($item['file']);
                    $out = $f->description[$current['lang']];
                    break;
                default:
                    $out = '<a href="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $item['file'] . '&amp;disposition=inline">
                                <img src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $item['file'] . '&amp;disposition=inline&amp;width=' . $tag['attributes']['width'] . '&amp;height=' . $tag['attributes']['height'] . '&amp;border=' . $tag['attributes']['border'] . '"
									 alt="' . $item[$current['lang']] . '" title="' . $item[$current['lang']] . '" />
                            </a>';
                    break;
            }
            break;
        case 'item':
            // useful also for source="structure" (but some are nonsense: title, comments, etc)
        // useful also for source="structure" (but some are nonsense: title, comments, etc)
        default:
            switch ($tag['attributes']['value']) {
                case 'id':
                    $out = $item->id;
                    break;
                case 'slug':
                    $lang = $current['lang'];
                    if (!empty($tag['attributes']['lang'])) {
                        $lang = $tag['attributes']['lang'];
                    }
                    $out = $item->dictionary[$lang]['title'];
                    // remove spaces, special chars, etc.
                    $out = core_string_clean($out);
                    $out = slug($out);
                    break;
                case 'title':
                    $lang = $current['lang'];
                    if (!empty($tag['attributes']['lang'])) {
                        $lang = $tag['attributes']['lang'];
                    }
                    $out = $item->dictionary[$lang]['title'];
                    if (!empty($tag['attributes']['length'])) {
                        $out = core_string_cut($out, $tag['attributes']['length'], '&hellip;', $tag['attributes']['length']);
                    }
                    break;
                case 'author':
                    if (!empty($item->author)) {
                        $nu = new user();
                        $nu->load($item->author);
                        $out = $nu->username;
                        unset($nu);
                    }
                    if (empty($out)) {
                        $out = $website->name;
                    }
                    break;
                case 'date':
                case 'date_post':
                    if (!empty($tag['attributes']['format'])) {
                        // custom date format
                        $out = nvweb_content_date_format($tag['attributes']['format'], $item->date_to_display);
                    } else {
                        $out = date($website->date_format, $item->date_to_display);
                    }
                    break;
                case 'content':
                case 'section':
                    if ($source == 'structure' && $tag['attributes']['source'] == 'item') {
                        $items = nvweb_content_items($item->id, true, 1, false, 'priority');
                        // we force finding the first non-embedded item ordered by priority
                        if (empty($items)) {
                            $items = nvweb_content_items($item->id, true, 1, true, 'priority');
                        }
                        // find the first embedded item ordered by priority
                        $item = $items[0];
                    }
                    $section = $tag['attributes']['section'];
                    if (empty($section)) {
                        $section = 'main';
                    }
                    $out = $item->dictionary[$current['lang']]['section-' . $section];
                    if (!empty($tag['attributes']['length'])) {
                        $allowed_tags = '';
                        if (!empty($tag['attributes']['allowed_tags'])) {
                            $allowed_tags = explode(',', $tag['attributes']['allowed_tags']);
                        }
                        $out = core_string_cut($out, $tag['attributes']['length'], '&hellip;', $allowed_tags);
                    }
                    break;
                case 'comments':
                    $out = nvweb_content_comments_count($item->id);
                    break;
                case 'gallery':
                    $params = array('item' => $item->id);
                    $params = array_merge($params, $tag['attributes']);
                    $out = nvweb_gallery($params);
                    break;
                case 'image':
                case 'photo':
                    $photo = @array_shift(array_keys($item->galleries[0]));
                    if (empty($photo)) {
                        $out = NVWEB_OBJECT . '?type=transparent';
                    } else {
                        $out = NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $photo . '&amp;disposition=inline&amp;width=' . $tag['attributes']['width'] . '&amp;height=' . $tag['attributes']['height'] . '&amp;border=' . $tag['attributes']['border'];
                    }
                    break;
                case 'url':
                case 'path':
                    // rss -> full url
                    // item -> relative url
                    // embedded item -> category url
                    if ($item->embedding == 1 && $item->association == 'category') {
                        nvweb_menu_load_routes();
                        // load menu paths if not already done
                        $out = nvweb_prepare_link($structure['routes'][$item->category]);
                    } else {
                        $path = $item->paths[$current['lang']];
                        if (empty($path)) {
                            $path = '/node/' . $item->id;
                        }
                        $out = nvweb_prepare_link($path);
                    }
                    break;
                case 'tags':
                    // pass all nvlist tag parameters to the content nvweb, but some attribute/values take preference
                    $nvweb_parameters = array_replace($tag['attributes'], array('mode' => 'tags', 'id' => $item->id));
                    $out = nvweb_content($nvweb_parameters);
                    break;
                case 'score':
                    $out = nvweb_votes_calc($item, $tag['attributes']['round'], $tag['attributes']['half'], $tag['attributes']['min'], $tag['attributes']['max']);
                    break;
                case 'votes':
                    $out = intval($item->votes);
                    break;
                case 'views':
                    $out = intval($item->views);
                    break;
                case 'property':
                    if ($source == 'structure' && $tag['attributes']['source'] == 'item') {
                        $items = nvweb_content_items($item->id, true, 1, false, 'priority');
                        // we force finding the first non-embedded item ordered by priority
                        if (empty($items)) {
                            $items = nvweb_content_items($item->id, true, 1, true, 'priority');
                        }
                        // find the first embedded item ordered by priority
                        $item = $items[0];
                        $source = "item";
                    }
                    // pass all nvlist tag parameters to properties nvweb, but some attribute/values take preference
                    $nvweb_properties_parameters = array_replace($tag['attributes'], array('mode' => $source == 'structure' || $source == 'category' ? 'structure' : 'item', 'id' => $item->id, 'template' => $item->template, 'property' => !empty($tag['attributes']['property']) ? $tag['attributes']['property'] : $tag['attributes']['name']));
                    $out = nvweb_properties($nvweb_properties_parameters);
                    break;
                default:
                    // maybe a special tag not related to a source? (unimplemented)
            }
            break;
    }
    return $out;
}
/**
 * Parses a template looking for nv tags and replacing them with the generated HTML code
 *
 * @param $template string HTML code to parse
 * @return string HTML page generated
 */
function nvweb_template_parse($template)
{
    global $dictionary;
    global $DB;
    global $current;
    global $website;
    global $structure;
    global $theme;
    global $idn;
    global $session;
    $html = $template;
    // now parse autoclosing tags
    $tags = nvweb_tags_extract($html, 'nv', true, true, 'UTF-8');
    foreach ($tags as $tag) {
        $content = '';
        switch ($tag['attributes']['object']) {
            // MAIN OBJECT TYPES
            case 'nvweb':
            case 'widget':
            case 'webget':
            case '':
                // webgets on lib/webgets have priority over private/webgets
                nvweb_webget_load($tag['attributes']['name']);
                $fname = 'nvweb_' . $tag['attributes']['name'];
                $tag['attributes']['nvweb_html'] = $html;
                // always pass the current buffered output to the webget
                if (function_exists($fname)) {
                    $content = $fname($tag['attributes']);
                }
                break;
            case 'root':
                $content = NVWEB_ABSOLUTE;
                break;
            case 'nvajax':
                $content = NVWEB_AJAX;
                break;
            case 'url':
                $content = '';
                if (!empty($tag['attributes']['lang'])) {
                    $lang = $tag['attributes']['lang'];
                } else {
                    $lang = $current['lang'];
                }
                if (!empty($tag['attributes']['type']) && !empty($tag['attributes']['id'])) {
                    $url = nvweb_source_url($tag['attributes']['type'], $tag['attributes']['id'], $lang);
                    if (!empty($url)) {
                        $content .= $url;
                    }
                } else {
                    if (!empty($tag['attributes']['type']) && !empty($tag['attributes']['property'])) {
                        $tag['attributes']['id'] = nvweb_properties(array('property' => $tag['attributes']['property']));
                        $url = nvweb_source_url($tag['attributes']['type'], $tag['attributes']['id'], $lang);
                        if (!empty($url)) {
                            $content .= $url;
                        }
                    } else {
                        if (!empty($tag['attributes']['type']) && empty($tag['attributes']['id'])) {
                            // get structure parent for this element and return its path
                            if ($current['type'] == 'structure') {
                                $category = $current['object']->parent;
                                if (empty($category)) {
                                    $category = $current['object']->id;
                                }
                            } else {
                                $category = $current['object']->category;
                            }
                            $url = nvweb_source_url($tag['attributes']['type'], $category, $lang);
                            if (!empty($url)) {
                                $content .= $url;
                            }
                        } else {
                            $content .= '/' . $current['route'];
                        }
                    }
                }
                $content = nvweb_prepare_link($content);
                break;
            case 'd':
            case 'dict':
            case 'dictionary':
                if (!empty($tag['attributes']['type'])) {
                    if ($tag['attributes']['type'] == 'structure' || $tag['attributes']['type'] == 'category') {
                        // force loading dictionary for all elements in structure (for the current language)
                        nvweb_menu_load_dictionary();
                        if (!is_numeric($tag['attributes']['id'])) {
                            // maybe it's a property name instead of a category id
                            $tag['attributes']['id'] = nvweb_properties(array('property' => $tag['attributes']['property']));
                        }
                        $content = $structure['dictionary'][$tag['attributes']['id']];
                    } else {
                        if ($tag['attributes']['type'] == 'item') {
                            $tmp = webdictionary::load_element_strings('item', $tag['attributes']['id']);
                            $content = $tmp[$current['lang']]['title'];
                        }
                    }
                } else {
                    $content = $dictionary[$tag['attributes']['id']];
                }
                if (empty($content)) {
                    $content = $tag['attributes']['label'];
                }
                if (empty($content)) {
                    $content = $tag['attributes']['default'];
                }
                break;
            case 'request':
                if (!empty($tag['attributes']['name'])) {
                    $content = $_REQUEST[$tag['attributes']['name']];
                } else {
                    // deprecated: use "request" as attribute [will be removed on navigate cms 2.0]
                    $content = $_REQUEST[$tag['attributes']['request']];
                }
                if (is_array($content)) {
                    $content = implode(',', $content);
                }
                break;
            case 'constant':
            case 'variable':
                switch ($tag['attributes']['name']) {
                    case "structure":
                    case "category":
                        // retrieve the category ID from current session
                        $tmp = NULL;
                        if ($current['type'] == 'structure') {
                            $tmp = $current['id'];
                        } else {
                            if (!empty($current['category'])) {
                                $tmp = $current['category'];
                            } else {
                                if (!empty($current['object']->category)) {
                                    $tmp = $current['object']->category;
                                }
                            }
                        }
                        if (empty($tmp)) {
                            $content = '';
                        } else {
                            $content = $DB->query_single('text', 'nv_webdictionary', '
									   node_type = "structure"
								   AND subtype = "title"
								   AND node_id = ' . $tmp . '
								   AND lang = ' . protect($current['lang']) . '
								   AND website = ' . $website->id);
                        }
                        break;
                    case "year":
                        $content = date('Y');
                        break;
                    case "website_name":
                        $content = $website->name;
                        break;
                    case "website_description":
                        $content = $website->metatag_description[$current['lang']];
                        break;
                    case "lang_code":
                        $content = $current['lang'];
                        break;
                    default:
                        break;
                }
                break;
            case 'php':
                if (!empty($tag['attributes']['code'])) {
                    eval('$content = ' . $tag['attributes']['code'] . ';');
                }
                break;
            case 'theme':
                // compatibility with Navigate < 1.8.9
                // deprecated! code will be removed in Navigate 2.0
                if ($tag['attributes']['name'] == 'url') {
                    $tag['attributes']['mode'] = 'url';
                } else {
                    if ($tag['attributes']['name'] == 'style') {
                        $tag['attributes']['name'] = $tag['attributes']['mode'];
                        $tag['attributes']['mode'] = 'style';
                    }
                }
                // new syntax ("mode" first)
                switch ($tag['attributes']['mode']) {
                    case "style":
                        $content = $website->theme_options->style;
                        if (!empty($tag['attributes']['name'])) {
                            switch ($tag['attributes']['name']) {
                                case 'name':
                                    $content = $website->theme_options->style;
                                    break;
                                case 'color':
                                default:
                                    // return theme definition file location for the requested substyle
                                    if (!empty($website->theme_options->style)) {
                                        $content = $theme->styles->{$website->theme_options->style}->{$tag['attributes']['name']};
                                    }
                                    if (empty($content)) {
                                        // return first available
                                        $theme_styles = array_keys(get_object_vars($theme->styles));
                                        $content = $theme->styles->{$theme_styles[0]}->{$tag['attributes']['name']};
                                    }
                                    break;
                            }
                        }
                        break;
                    case "url":
                        $content = $idn->encode($website->absolute_path(false));
                        $content .= NAVIGATE_FOLDER . '/themes/' . $theme->name . '/';
                        break;
                }
                break;
            default:
                //var_dump($tag['attributes']['object']);
                break;
        }
        $html = str_replace($tag['full_tag'], $content, $html);
    }
    return $html;
}
function nvweb_properties_render($property, $vars)
{
    global $website;
    global $current;
    global $DB;
    global $session;
    global $theme;
    global $structure;
    $out = '';
    setlocale(LC_ALL, $website->languages[$session['lang']]['system_locale']);
    // if this property is null (no value assigned (null), (empty) is a value!)
    // get the default value
    if (!isset($property->value)) {
        $property->value = $property->dvalue;
    }
    // check multilanguage properties, where the value can be saved in a language but may be (null) in another language
    if (in_array($property->type, array("text", "textarea", "rich_textarea", "link")) || $property->multilanguage == 'true') {
        // cast variable as array
        if (is_object($property->value)) {
            $property->value = (array) $property->value;
        }
        if (!isset($property->value) || !isset($property->value[$current['lang']])) {
            if (isset($property->dvalue->{$current['lang']})) {
                $property->value[$current['lang']] = $property->dvalue->{$current['lang']};
            } else {
                if (!is_array($property->value)) {
                    $property->value = array();
                }
                $property->value[$current['lang']] = $property->dvalue;
            }
        }
    }
    switch ($property->type) {
        case 'value':
            $out = $property->value;
            break;
        case 'decimal':
            $out = $property->value;
            if (isset($vars['precision'])) {
                $out = number_format($property->value, $vars['precision']);
            }
            break;
        case 'boolean':
            $out = $property->value;
            break;
        case 'option':
            $options = mb_unserialize($property->options);
            $options = (array) $options;
            switch (@$vars['return']) {
                case 'value':
                    $out = $property->value;
                    break;
                default:
                    $out = $theme->t($options[$property->value]);
            }
            break;
        case 'moption':
            $options = mb_unserialize($property->options);
            $selected = explode(",", $property->value);
            switch (@$vars['return']) {
                case 'value':
                case 'values':
                    $out = $property->value;
                    break;
                default:
                    $buffer = array();
                    foreach ($selected as $seloption) {
                        $buffer[] = '<span>' . $theme->t($options[$seloption]) . '</span>';
                    }
                    $out .= implode(', ', $buffer);
            }
            break;
        case 'text':
            $out = htmlspecialchars($property->value[$current['lang']]);
            break;
        case 'textarea':
            $out = nl2br(htmlspecialchars($property->value[$current['lang']]));
            break;
        case 'rich_textarea':
            $out = $property->value[$current['lang']];
            break;
        case 'source_code':
            if (@$property->multilanguage == 'true' || $property->multilanguage == '1') {
                $out = $property->value[$current['lang']];
            } else {
                $out = $property->value;
            }
            break;
        case 'date':
            if (!empty($vars['format'])) {
                $out = Encoding::toUTF8(strftime($vars['format'], $property->value));
            } else {
                $out = date($website->date_format, $property->value);
            }
            break;
        case 'datetime':
            if (!empty($vars['format'])) {
                $out = Encoding::toUTF8(strftime($vars['format'], $property->value));
            } else {
                $out = date($website->date_format . ' H:i', $property->value);
            }
            break;
        case 'link':
            // split title and link
            $link = explode('##', $property->value[$current['lang']]);
            if (is_array($link)) {
                $target = @$link[2];
                $title = @$link[1];
                $link = $link[0];
                if (empty($title)) {
                    $title = $link;
                }
            } else {
                $title = $property->value[$current['lang']];
                $link = $property->value[$current['lang']];
                $target = '_self';
            }
            if (strpos($link, '://') === false) {
                $link = $website->absolute_path() . $link;
            }
            if ($vars['link'] === 'false') {
                $out = $link;
            } else {
                if (isset($vars['return'])) {
                    if ($vars['return'] == 'title') {
                        $out = $title;
                    } else {
                        if ($vars['return'] == 'link' || $vars['return'] == 'url') {
                            $out = $link;
                        } else {
                            if ($vars['return'] == 'target') {
                                $out = $target;
                            }
                        }
                    }
                } else {
                    $out = '<a href="' . $link . '" target="' . $target . '">' . $title . '</a>';
                }
            }
            break;
        case 'image':
            $add = '';
            $extra = '';
            if (@$property->multilanguage == 'true' || $property->multilanguage == '1') {
                $image_id = $property->value[$session['lang']];
            } else {
                $image_id = $property->value;
            }
            if (isset($vars['width'])) {
                $add .= ' width="' . $vars['width'] . '" ';
                $extra .= '&width=' . $vars['width'];
            }
            if (isset($vars['height'])) {
                $add .= ' height="' . $vars['height'] . '" ';
                $extra .= '&height=' . $vars['height'];
            }
            if (isset($vars['border'])) {
                $extra .= '&border=' . $vars['border'];
            }
            if (isset($vars['quality'])) {
                $extra .= '&quality=' . $vars['quality'];
            }
            $img_url = NVWEB_OBJECT . '?type=image&id=' . $image_id . $extra;
            if (empty($image_id)) {
                $out = '';
            } else {
                if ($vars['return'] == 'url') {
                    $out = $img_url;
                } else {
                    // retrieve additional info (title/alt), if available
                    if (is_numeric($image_id)) {
                        $f = new file();
                        $f->load($image_id);
                        $ftitle = $f->title[$current['lang']];
                        $falt = $f->description[$current['lang']];
                        if (!empty($ftitle)) {
                            $add .= ' title="' . $ftitle . '" ';
                        }
                        if (!empty($falt)) {
                            $add .= ' alt="' . $falt . '" ';
                        }
                    }
                    $out = '<img class="' . $vars['class'] . '" src="' . $img_url . '" ' . $add . ' />';
                }
            }
            break;
        case 'file':
            if (!empty($property->value)) {
                $file = $DB->query_single('name', 'nv_files', ' id = ' . protect($property->value) . ' AND website = ' . $website->id);
                if ($vars['return'] == 'url' || $vars['return'] == 'url-download') {
                    $out = NVWEB_OBJECT . '?type=file&id=' . $property->value . '&disposition=attachment';
                } else {
                    if ($vars['return'] == 'url-inline') {
                        $out = NVWEB_OBJECT . '?type=file&id=' . $property->value . '&disposition=inline';
                    } else {
                        $out = '<a href="' . NVWEB_OBJECT . '?type=file&id=' . $property->value . '&disposition=attachment">' . $file . '</a>';
                    }
                }
            }
            break;
        case 'comment':
            $out = $property->value;
            break;
        case 'coordinates':
            $coordinates = explode('#', $property->value);
            $out = implode(',', $coordinates);
            break;
        case 'rating':
            // half stars are always enabled (ratings fixed to 0..10)
            $out = $property->value;
            // we want nearest integer down
            if ($vars['option'] == 'floor') {
                $out = floor($out / 2);
            }
            break;
        case 'color':
            $out = $property->value;
            break;
        case 'video':
            // value may be a numeric file ID or a provider#id structure, f.e. youtube#3MteSlpxCpo
            // compatible providers: file,youtube,vimeo
            if (@$property->multilanguage == 'true' || $property->multilanguage == '1') {
                $video_id = $property->value[$session['lang']];
            } else {
                $video_id = $property->value;
            }
            $provider = '';
            $reference = '';
            $add = '';
            if (isset($vars['width'])) {
                $add .= ' width="' . $vars['width'] . '" ';
            }
            if (isset($vars['height'])) {
                $add .= ' height="' . $vars['height'] . '" ';
            }
            $url_add = '&type=image';
            if (isset($vars['width'])) {
                $url_add .= '&width=' . $vars['width'] . '';
            }
            if (isset($vars['height'])) {
                $url_add .= '&height=' . $vars['height'] . '';
            }
            if (isset($vars['border'])) {
                $url_add .= '&border=' . $vars['border'] . '';
            }
            if (strpos($video_id, '#') !== false) {
                list($provider, $reference) = explode("#", $video_id);
            }
            if ($provider == 'file') {
                $video_id = $reference;
            }
            $file = new file();
            if (is_numeric($video_id)) {
                $file->load($video_id);
                $embed = file::embed('file', $file, $add);
            } else {
                if ($provider == 'youtube') {
                    $embed = file::embed('youtube', $reference, $add);
                    if (!empty($vars['part']) || $vars['part'] != 'embed') {
                        $file->load_from_youtube($reference);
                    }
                } else {
                    if ($provider == 'vimeo') {
                        $embed = file::embed('vimeo', $reference, $add);
                        if (!empty($vars['part']) || $vars['part'] != 'embed') {
                            $file->load_from_vimeo($reference);
                        }
                    }
                }
            }
            switch (@$vars['return']) {
                case 'title':
                    $out = $file->title;
                    break;
                case 'mime':
                    $out = $file->mime;
                    break;
                case 'author':
                    if (is_numeric($file->uploaded_by)) {
                        $out = $website->name;
                    } else {
                        $out = $file->uploaded_by;
                    }
                    break;
                case 'path':
                case 'url':
                    $out = $file->extra['link'];
                    break;
                case 'thumbnail_url':
                    $out = file::file_url($file->extra['thumbnail_cache']) . $url_add;
                    break;
                case 'thumbnail':
                    $out = '<img src="' . file::file_url($file->extra['thumbnail_cache']) . $url_add . '" class="' . $vars['class'] . '" ' . $add . ' />';
                    break;
                case 'reference':
                    $out = $reference;
                    break;
                case 'provider':
                    $out = $provider;
                    break;
                case 'embed':
                default:
                    $out = $embed;
            }
            break;
        case 'article':
            // TO DO
            break;
        case 'category':
            $return = @$vars['return'];
            switch ($return) {
                case 'title':
                case 'name':
                    nvweb_menu_load_dictionary();
                    $out = $structure['dictionary'][$property->value];
                    break;
                case 'url':
                case 'link':
                    $out = nvweb_source_url('structure', $property->value);
                    break;
                default:
                    $out = $property->value;
            }
            break;
        case 'categories':
            $return = @$vars['return'];
            $value = explode(",", $property->value);
            $position = intval(@vars['position']) + 0;
            switch ($return) {
                case 'title':
                case 'name':
                    nvweb_menu_load_dictionary();
                    $out = $structure['dictionary'][$value[$position]];
                    break;
                case 'url':
                case 'link':
                    $out = nvweb_source_url('structure', $value[$position]);
                    break;
                default:
                    $out = $property->value;
            }
            break;
        case 'country':
            $return = @$vars['return'];
            switch ($return) {
                case 'name':
                    $countries = property::countries();
                    $out = $countries[$property->value];
                    break;
                case 'id':
                case 'code':
                default:
                    $out = $property->value;
                    break;
            }
            break;
        case 'elements':
            $out = $property->value;
            break;
        case 'element':
        case 'item':
            // deprecated
            $return = @$vars['return'];
            switch ($return) {
                case 'title':
                    $item = new item();
                    $item->load($property->value);
                    $out = $item->dictionary[$current['lang']]['title'];
                    break;
                case 'url':
                case 'path':
                    $out = nvweb_source_url('item', $property->value, $current['lang']);
                    break;
                case 'section':
                    $item = new item();
                    $item->load($property->value);
                    $out = $item->dictionary[$current['lang']]['section-' . $vars['section']];
                    break;
                case 'property':
                    $params = array();
                    foreach ($vars as $attr_name => $attr_value) {
                        if (strpos($attr_name, 'element-property-') === 0) {
                            $attr_name = str_replace('element-property-', '', $attr_name);
                            $params[$attr_name] = $attr_value;
                        } else {
                            if ($attr_name == 'element-property') {
                                $params['property'] = $attr_value;
                            }
                        }
                    }
                    //  default parameters
                    $params['mode'] = 'item';
                    $params['id'] = $property->value;
                    $out = nvweb_properties($params);
                    break;
                case 'id':
                default:
                    $out = $property->value;
                    break;
            }
            break;
        default:
    }
    return $out;
}