function nvweb_menu_generate($mode = 'ul', $levels = 0, $parent = 0, $level = 0, $option = -1, $class = '')
{
global $structure;
global $current;
$out = '';
if ($level >= $levels && $levels > 0) {
return '';
}
nvweb_menu_load_structure($parent);
if (!empty($structure['cat-' . $parent])) {
switch ($mode) {
case 'category_title':
case 'current_title':
if ($current['type'] == 'structure') {
$out = $structure['dictionary'][$current['category']];
} else {
if ($current['type'] == 'item') {
$out = $structure['dictionary'][$current['object']->category];
}
}
break;
case 'category_link':
case 'category_url':
if ($current['type'] == 'structure') {
$out = nvweb_source_url('structure', $current['category']);
} else {
if ($current['type'] == 'item') {
$out = nvweb_source_url('structure', $current['object']->category);
} else {
$out = '#';
}
}
break;
case 'a':
$out[] = '<div class="menu_level_' . $level . ' ' . $class . '">';
for ($m = 0; $m < count($structure['cat-' . $parent]); $m++) {
if (!nvweb_object_enabled($structure['cat-' . $parent][$m])) {
continue;
}
if ($structure['cat-' . $parent][$m]->visible == 0) {
continue;
}
$mid = $structure['cat-' . $parent][$m]->id;
// hide menu items without a title
if (empty($structure['dictionary'][$mid])) {
continue;
}
$aclass = '';
if (in_array($mid, $current['hierarchy'])) {
$aclass = ' class="menu_option_active"';
}
$out[] = '<a' . $aclass . ' ' . nvweb_menu_action($mid) . '>' . $structure['dictionary'][$mid] . '</a>';
if ($option == $m) {
return array_pop($out);
}
$out[] = nvweb_menu_generate($mode, $levels, $mid, $level + 1);
}
$out[] = '</div>';
$out = implode("\n", $out);
break;
case 'select':
$out[] = '<select class="menu_level_' . $level . ' ' . $class . '">';
for ($m = 0; $m < count($structure['cat-' . $parent]); $m++) {
if (!nvweb_object_enabled($structure['cat-' . $parent][$m])) {
continue;
}
if ($structure['cat-' . $parent][$m]->visible == 0) {
continue;
}
$mid = $structure['cat-' . $parent][$m]->id;
// hide menu items without a title
if (empty($structure['dictionary'][$mid])) {
continue;
}
$aclass = '';
if (in_array($mid, $current['hierarchy'])) {
$aclass = ' class="menu_option_active" selected="selected"';
}
$target = '';
$act = nvweb_menu_action($mid, NULL, false, false);
if (strpos($act, 'target="_blank"') !== false) {
$target = 'target="_blank"';
}
if (strpos($act, 'onclick') !== false) {
$act = '#';
}
$act = str_replace('target="_blank"', '', $act);
$act = str_replace('data-sid', 'data_sid', $act);
$act = str_replace('href="', '', $act);
$act = str_replace('"', '', $act);
$act = trim($act);
$out[] = '<option' . $aclass . ' value="' . $mid . '" href="' . $act . '" ' . $target . '>' . $structure['dictionary'][$mid] . '</option>';
if ($option == $m) {
return array_pop($out);
}
$submenu = nvweb_menu_generate($mode, $levels, $mid, $level + 1);
$submenu = strip_tags($submenu, '<option>');
$parts = explode('>', $submenu);
$submenu = '';
for ($p = 0; $p < count($parts); $p++) {
if (strpos($parts[$p], '</option') !== false) {
$parts[$p] = '– ' . $parts[$p];
}
}
$submenu = implode('>', $parts);
$out[] = $submenu;
}
$out[] = '</select>';
$out = implode("\n", $out);
break;
default:
case 'ul':
$ul_items = 0;
$out[] = '<ul class="menu_level_' . $level . ' ' . $class . '">';
for ($m = 0; $m < count($structure['cat-' . $parent]); $m++) {
if (!nvweb_object_enabled($structure['cat-' . $parent][$m])) {
continue;
}
if ($structure['cat-' . $parent][$m]->visible == 0) {
continue;
}
$mid = $structure['cat-' . $parent][$m]->id;
// hide menu items without a title
if (empty($structure['dictionary'][$mid])) {
continue;
}
$aclass = '';
if (in_array($mid, $current['hierarchy'])) {
$aclass = ' class="menu_option_active"';
}
$out[] = '<li' . $aclass . '>';
$out[] = '<a' . $aclass . ' ' . nvweb_menu_action($mid) . '>' . $structure['dictionary'][$mid] . '</a>';
if ($option == $m) {
return array_pop($out);
}
$out[] = nvweb_menu_generate($mode, $levels, $mid, $level + 1);
$out[] = '</li>';
$ul_items++;
}
$out[] = '</ul>';
if ($ul_items == 0) {
array_pop($out);
array_pop($out);
}
$out = implode("\n", $out);
break;
}
}
return $out;
}
function nvweb_content($vars = array())
{
global $website;
global $DB;
global $current;
global $template;
global $structure;
$out = '';
switch (@$vars['mode']) {
case 'title':
if ($current['type'] == 'structure') {
$rs = nvweb_content_items($current['object']->id, true, 1);
$texts = webdictionary::load_element_strings('item', $rs[0]->id);
$out = $texts[$current['lang']]['title'];
} else {
$texts = webdictionary::load_element_strings($current['type'], $current['object']->id);
$out = $texts[$current['lang']]['title'];
}
if (!empty($vars['function'])) {
eval('$out = ' . $vars['function'] . '("' . $out . '");');
}
break;
case 'date':
case 'date_post':
$ts = $current['object']->date_to_display;
// if no date, return nothing
if (!empty($ts)) {
$out = nvweb_content_date_format(@$vars['format'], $ts);
}
break;
case 'date_created':
$ts = $current['object']->date_created;
$out = $vars['format'];
$out = nvweb_content_date_format($out, $ts);
break;
case 'comments':
// display published comments number for the current item
$out = nvweb_content_comments_count();
break;
case 'views':
$out = $current['object']->views;
break;
case 'summary':
$length = 300;
$allowed_tags = array();
if (!empty($vars['length'])) {
$length = intval($vars['length']);
}
$texts = webdictionary::load_element_strings('item', $current['object']->id);
$text = $texts[$current['lang']]['main'];
if (!empty($vars['allowed_tags'])) {
$allowed_tags = explode(',', $vars['allowed_tags']);
}
$out = core_string_cut($text, 300, '…', $allowed_tags);
break;
case 'author':
if (!empty($current['object']->author)) {
$nu = new user();
$nu->load($current['object']->author);
$out = $nu->username;
unset($nu);
}
if (empty($out)) {
$out = $website->name;
}
break;
case 'structure':
// force loading structure data
nvweb_menu();
$structure_id = 0;
if ($current['type'] == 'item') {
$structure_id = $current['object']->category;
} else {
if ($current['type'] == 'structure') {
$structure_id = $current['object']->id;
}
}
switch ($vars['return']) {
case 'path':
$out = $structure['routes'][$structure_id];
break;
case 'title':
$out = $structure['dictionary'][$structure_id];
break;
case 'action':
$out = nvweb_menu_action($structure_id);
break;
default:
}
break;
case 'tags':
$tags = array();
$search_url = nvweb_source_url('theme', 'search');
if (!empty($search_url)) {
$search_url .= '?q=';
} else {
$search_url = NVWEB_ABSOLUTE . '/nvtags?q=';
}
$ids = array();
if (empty($vars['separator'])) {
$vars['separator'] = ' ';
}
$class = 'item-tag';
if (!empty($vars['class'])) {
$class = $vars['class'];
}
if (!empty($vars['id'])) {
$itm = new item();
$itm->load($vars['id']);
$enabled = nvweb_object_enabled($itm);
if ($enabled) {
$texts = webdictionary::load_element_strings('item', $itm->id);
$itags = explode(',', $texts[$current['lang']]['tags']);
if (!empty($itags)) {
for ($i = 0; $i < count($itags); $i++) {
if (empty($itags[$i])) {
continue;
}
$tags[$i] = '<a class="' . $class . '" href="' . $search_url . $itags[$i] . '">' . $itags[$i] . '</a>';
}
}
}
} else {
if ($current['type'] == 'item') {
// check publishing is enabled
$enabled = nvweb_object_enabled($current['object']);
if ($enabled) {
$texts = webdictionary::load_element_strings('item', $current['object']->id);
$itags = explode(',', $texts[$current['lang']]['tags']);
if (!empty($itags)) {
for ($i = 0; $i < count($itags); $i++) {
if (empty($itags[$i])) {
continue;
}
$tags[$i] = '<a class="' . $class . '" href="' . $search_url . $itags[$i] . '">' . $itags[$i] . '</a>';
}
}
}
} else {
if ($current['type'] == 'structure') {
$rs = nvweb_content_items($current['object']->id);
foreach ($rs as $category_item) {
$enabled = nvweb_object_enabled($category_item);
if ($enabled) {
$texts = webdictionary::load_element_strings('item', $current['object']->id);
$itags = explode(',', $texts[$current['lang']]['tags']);
if (!empty($itags)) {
for ($i = 0; $i < count($itags); $i++) {
$tags[$i] = '<a class="' . $class . '" href="' . $search_url . $itags[$i] . '">' . $itags[$i] . '</a>';
}
}
}
}
}
}
}
$out = implode($vars['separator'], $tags);
break;
case 'section':
case 'body':
default:
if (empty($vars['section'])) {
$vars['section'] = 'main';
}
$section = "section-" . $vars['section'];
if ($current['type'] == 'item') {
// check publishing is enabled
$enabled = nvweb_object_enabled($current['object']);
$texts = NULL;
// retrieve last saved text (is a preview request from navigate)
if ($_REQUEST['preview'] == 'true' && $current['navigate_session'] == 1) {
$texts = webdictionary_history::load_element_strings('item', $current['object']->id, 'latest');
} else {
if ($enabled) {
$texts = webdictionary::load_element_strings('item', $current['object']->id);
}
}
// have we found any content?
if (!empty($texts)) {
foreach ($template->sections as $tsection) {
if ($tsection['id'] == $vars['section'] || $tsection['code'] == $vars['section']) {
switch ($tsection['editor']) {
case 'raw':
$out = nl2br($texts[$current['lang']][$section]);
break;
case 'html':
case 'tinymce':
default:
$out = $texts[$current['lang']][$section];
break;
}
break;
}
}
}
} else {
if ($current['type'] == 'structure') {
$rs = nvweb_content_items($current['object']->id);
foreach ($rs as $category_item) {
$enabled = nvweb_object_enabled($category_item);
if (!$enabled) {
continue;
} else {
$texts = webdictionary::load_element_strings('item', $category_item->id);
foreach ($template->sections as $tsection) {
if ($tsection['id'] == $vars['section'] || $tsection['code'] == $vars['section']) {
switch ($tsection['editor']) {
case 'raw':
$texts[$current['lang']][$section] = nl2br($texts[$current['lang']][$section]);
break;
case 'html':
case 'tinymce':
default:
// we don't need to change a thing
// $texts[$current['lang']][$section] = $texts[$current['lang']][$section];
break;
}
break;
}
}
$out .= '<div id="navigate-content-' . $category_item->id . '-' . $section . '">' . $texts[$current['lang']][$section] . '</div>';
}
}
}
}
break;
}
return $out;
}
function nvweb_gallery($vars = array())
{
global $website;
global $DB;
global $current;
global $webgets;
$out = '';
$webget = 'gallery';
// the request can come from a free item or from a category, so we have to load the first element available
$item = NULL;
$border = '';
if (!empty($vars['border'])) {
$border = '&border=' . $vars['border'];
}
$items = PHP_INT_MAX;
// number of images shown, 0 => all gallery photos
if (!empty($vars['items']) && $vars['items'] != '0') {
$items = intval($vars['items']);
}
$order = 'priority';
// display images using the assigned priority
if (!empty($vars['order'])) {
$order = $vars['order'];
}
if (!empty($vars['item'])) {
if (is_object($vars['item'])) {
$item = $vars['item'];
} else {
if (is_numeric($vars['item'])) {
$item = new item();
$item->load($vars['item']);
}
}
} else {
if ($current['type'] == 'item') {
// check publishing is enabled
$enabled = nvweb_object_enabled($current['object']);
if ($enabled || $_REQUEST['preview'] == 'true' && $current['navigate_session'] == 1) {
$item = $current['object'];
}
} else {
if ($current['type'] == 'structure') {
$DB->query('
SELECT id, permission, date_published, date_unpublish
FROM nv_items
WHERE category = ' . protect($current['object']->id) . '
AND website = ' . $website->id . '
');
$rs = $DB->first();
$enabled = nvweb_object_enabled($rs);
if ($enabled || $_REQUEST['preview'] == 'true' && $current['navigate_session'] == 1) {
$item = new item();
$item->load($rs->id);
}
}
}
}
if ($item == NULL) {
return '';
}
if (empty($vars['width']) && empty($vars['height'])) {
$vars['width'] = 120;
$vars['height'] = 90;
} else {
if (empty($vars['height'])) {
$vars['height'] = '';
} else {
if (empty($vars['width'])) {
$vars['width'] = '';
}
}
}
// which gallery model?
$out = array();
switch (@$vars['mode']) {
case 'image':
if (is_array($item->galleries)) {
$gallery = $item->galleries[0];
}
if (is_string($item->galleries)) {
$gallery = mb_unserialize($item->galleries);
$gallery = $gallery[0];
}
// no images in the gallery?
if (!is_array($gallery)) {
return '';
}
$gallery = nvweb_gallery_reorder($gallery, $order);
$image_ids = array_keys($gallery);
$position = intval($vars['position']);
$image_selected = $image_ids[$position];
// no image found at the requested position
if (empty($image_selected)) {
return '';
}
list($image_title, $image_description) = nvweb_gallery_image_caption($image_selected, $gallery);
if (!empty($vars['return']) && $vars['return'] == 'url') {
$out[] = NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image_selected . '&disposition=inline';
} else {
if (!empty($vars['return']) && $vars['return'] == 'thumbnail') {
$out[] = '<img src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image_selected . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '" alt="' . $image_description . '" title="' . $image_title . '" />';
} else {
if (!empty($vars['return']) && $vars['return'] == 'thumbnail_url') {
$out[] = NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image_selected . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border;
} else {
$out[] = '<div class="nv_gallery_item">
<a class="nv_gallery_a" href="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image_selected . '&disposition=inline" rel="gallery[item-' . $item->id . ']">
<img class="nv_gallery_image" src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image_selected . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '" alt="' . $image_description . '" title="' . $image_title . '" />
</a>
</div>';
}
}
}
break;
case 'greybox':
/*
var image_set = [{'caption': 'Flower', 'url': 'http://static.flickr.com/119/294309231_a3d2a339b9.jpg'},
{'caption': 'Nice waterfall', 'url': 'http://www.widerange.org/images/large/plitvicka.jpg'}];
*/
$out[] = '<div class="nv_gallery">';
$gallery = mb_unserialize($item->galleries);
$gallery = $gallery[0];
$gallery = nvweb_gallery_reorder($gallery, $order);
$first = true;
$jsout = "var image_set_" . $item->id . " = [";
$preload = array();
foreach ($gallery as $image => $dictionary) {
list($image_title, $image_description) = nvweb_gallery_image_caption($image, $gallery);
if ($first) {
$out[] = '<a href="#" onclick="return GB_showImageSet(image_set_' . $item->id . ', 1);">
<img class="nv_gallery_image"
src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '"
alt="' . $image_description . '" title="' . $image_title . '" />
</a>';
}
if (!$first) {
$jsout .= ',' . "\n";
}
$jsout .= '{"caption": "' . $image_title . '", "url": "' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image . '&disposition=inline"}';
$preload[] = "'" . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image . '&disposition=inline';
$first = false;
$items--;
if ($items <= 0) {
break;
}
}
$jsout .= "];";
nvweb_after_body('js', $jsout);
nvweb_after_body('js', 'AJS.preloadImages(' . implode(',', $preload) . ')');
$out[] = '<div style=" clear: both; "></div>';
$out[] = '</div>';
break;
case 'piecemaker':
$gallery = mb_unserialize($item->galleries);
$gallery = nvweb_gallery_reorder($gallery[0], $order);
foreach ($gallery as $image => $dictionary) {
list($image_title, $image_description) = nvweb_gallery_image_caption($image, $gallery);
$out[] = '<Image Source="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '" Title="' . $image_title . '"></Image>';
$items--;
if ($items <= 0) {
break;
}
}
break;
case 'images':
// plain IMG without links or divs
// TO DO: add alt and title to the image
if (is_array($item->galleries)) {
$gallery = $item->galleries[0];
}
if (is_string($item->galleries)) {
$gallery = mb_unserialize($item->galleries);
$gallery = $gallery[0];
}
$gallery = nvweb_gallery_reorder($gallery, $order);
$images = array_keys($gallery);
if (empty($images)) {
return '';
}
foreach ($images as $img) {
list($image_title, $image_description) = nvweb_gallery_image_caption($img, $gallery);
$out[] = '<img class="nv_gallery_image" src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $img . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '" alt="' . $image_description . '" title="' . $image_title . '" />';
$items--;
if ($items <= 0) {
break;
}
}
break;
case 'image_links':
// IMG wrapped by a link
// TO DO: add alt and title to the image
if (is_array($item->galleries)) {
$gallery = $item->galleries[0];
}
if (is_string($item->galleries)) {
$gallery = mb_unserialize($item->galleries);
$gallery = $gallery[0];
}
$gallery = nvweb_gallery_reorder($gallery, $order);
$images = array_keys($gallery);
if (empty($images)) {
return '';
}
foreach ($images as $img) {
list($image_title, $image_description) = nvweb_gallery_image_caption($img, $gallery);
$out[] = '
<a class="nv_gallery_a" href="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $img . '&disposition=inline">
<img class="nv_gallery_image" src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $img . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '" alt="' . $image_description . '" title="' . $image_title . '" />
</a>';
$items--;
if ($items <= 0) {
break;
}
}
break;
case 'prettyphoto':
case 'prettyPhoto':
default:
$out[] = '<div class="nv_gallery">';
if (is_array($item->galleries)) {
$gallery = $item->galleries[0];
}
if (is_string($item->galleries)) {
$gallery = mb_unserialize($item->galleries);
$gallery = $gallery[0];
}
$gallery = nvweb_gallery_reorder($gallery, $order);
$first = true;
foreach ($gallery as $image => $dictionary) {
if ($vars['only_first'] == 'true') {
$style = ' style="display: none;" ';
if ($first) {
$style = ' style="display: block;" ';
}
$first = false;
}
list($image_title, $image_description) = nvweb_gallery_image_caption($img, $gallery);
$out[] = '<div class="nv_gallery_item" ' . $style . '>
<a class="nv_gallery_a" href="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image . '&disposition=inline" rel="gallery[item-' . $item->id . ']">
<img class="nv_gallery_image" src="' . NVWEB_OBJECT . '?wid=' . $website->id . '&id=' . $image . '&disposition=inline&width=' . $vars['width'] . '&height=' . $vars['height'] . $border . '"
alt="' . $image_description . '" title="' . $image_title . '" />
</a>
</div>';
$items--;
if ($items <= 0) {
break;
}
}
$out[] = '<div style=" clear: both; "></div>';
$out[] = '</div>';
break;
}
$out = implode("\n", $out);
return $out;
}
public static function generate_feed($id = NULL)
{
global $current;
global $website;
global $DB;
if (empty($id)) {
$id = $current['id'];
}
$item = new feed();
$item->load($id);
$permission = nvweb_object_enabled($item);
if (!$permission) {
return;
}
$feed = new UniversalFeedCreator();
$feed->encoding = 'UTF-8';
$feed->title = $item->dictionary[$current['lang']]['title'];
$feed->description = $item->dictionary[$current['lang']]['description'];
$feed->link = $website->absolute_path();
$feed->syndicationURL = $website->absolute_path() . $item->paths[$current['lang']];
if (!empty($item->image)) {
$image = new FeedImage();
$image->url = $website->absolute_path() . '/object?type=image&id=' . $item->image;
$image->link = $website->absolute_path();
//$image->description = $vars['dictionary_description'];
$feed->image = $image;
}
if (!empty($item->categories[0])) {
$limit = intval($item->entries);
if ($limit <= 0) {
$limit = 10;
}
$DB->query(' SELECT SQL_CALC_FOUND_ROWS i.id, i.permission, i.date_published, i.date_unpublish,
i.date_to_display, COALESCE(NULLIF(i.date_to_display, 0), i.date_created) as pdate, d.text as title, i.position as position,
i.galleries as galleries, i.template as template
FROM nv_items i, nv_structure s, nv_webdictionary d
WHERE i.category IN(' . implode(",", $item->categories) . ')
AND i.website = ' . $website->id . '
AND i.permission = 0
AND (i.date_published = 0 OR i.date_published < ' . core_time() . ')
AND (i.date_unpublish = 0 OR i.date_unpublish > ' . core_time() . ')
AND s.id = i.category
AND (s.date_published = 0 OR s.date_published < ' . core_time() . ')
AND (s.date_unpublish = 0 OR s.date_unpublish > ' . core_time() . ')
AND s.permission = 0
AND (s.access = 0)
AND (i.access = 0)
AND d.website = i.website
AND d.node_type = "item"
AND d.subtype = "title"
AND d.node_id = i.id
AND d.lang = ' . protect($current['lang']) . '
ORDER BY pdate DESC
LIMIT ' . $limit . '
OFFSET 0');
$rs = $DB->result();
for ($x = 0; $x < count($rs); $x++) {
if (nvweb_object_enabled($rs[$x])) {
$texts = webdictionary::load_element_strings('item', $rs[$x]->id);
$paths = path::loadElementPaths('item', $rs[$x]->id);
$fitem = new FeedItem();
$fitem->title = $texts[$current['lang']]['title'];
$fitem->link = $website->absolute_path() . $paths[$current['lang']];
switch ($item->content) {
case 'title':
// no description
break;
case 'content':
$fitem->description = $texts[$current['lang']]['section-main'];
break;
case 'summary':
default:
$fitem->description = $texts[$current['lang']]['section-main'];
$fitem->description = str_replace(array('</p>', '<br />', '<br/>', '<br>'), array('</p>' . "\n", '<br />' . "\n", '<br/>' . "\n", '<br>' . "\n"), $fitem->description);
$fitem->description = core_string_cut($fitem->description, 500, '…');
break;
}
$fitem->date = $rs[$x]->date_to_display;
// find an image to attach to the item
// A) first enabled image in item gallery
// B) first image on properties
$image = '';
if (!empty($rs[$x]->galleries)) {
$galleries = mb_unserialize($rs[$x]->galleries);
$photo = @array_shift(array_keys($galleries[0]));
if (!empty($photo)) {
$image = $website->absolute_path(false) . '/object?type=image&id=' . $photo;
}
}
if (empty($image)) {
// no image found on galleries, look for image properties
$properties = property::load_properties("item", $rs[$x]->template, "item", $rs[$x]->id);
for ($p = 0; $p < count($properties); $p++) {
if ($properties[$p]->type == 'image') {
if (!empty($properties[$p]->value)) {
$image = $properties[$p]->value;
} else {
if (!empty($properties[$p]->dvalue)) {
$image = $properties[$p]->dvalue;
}
}
if (is_array($image)) {
$image = array_values($image);
$image = $image[0];
}
if (!empty($image)) {
$image = $website->absolute_path(false) . '/object?type=image&id=' . $image;
}
}
// we only need the first image
if (!empty($image)) {
break;
}
}
}
if (!empty($image)) {
$fitem->image = $image;
// feedly will only display images of >450px --> http://blog.feedly.com/2015/07/31/10-ways-to-optimize-your-feed-for-feedly/
if (strpos($item->format, 'RSS') !== false) {
$fitem->description = '<img src="' . $image . '&width=640"><br />' . $fitem->description;
}
}
//$item->author = $contents->rows[$x]->author_name;
$feed->addItem($fitem);
}
}
// valid format strings are: RSS0.91, RSS1.0, RSS2.0, PIE0.1 (deprecated),
// MBOX, OPML, ATOM, ATOM10, ATOM0.3, HTML, JS
//echo $rss->saveFeed("RSS1.0", "news/feed.xml");
}
$xml = $feed->createFeed($item->format);
if ($item->format == "RSS2.0") {
// add extra tweaks to improve the feed
$xml = str_replace('<rss ', '<rss xmlns:webfeeds="http://webfeeds.org/rss/1.0" ', $xml);
// also available:
// <webfeeds:cover image="http://yoursite.com/a-large-cover-image.png" />\n
// <webfeeds:accentColor>00FF00</webfeeds:accentColor>
$xml = str_replace('<channel>', '<channel>' . "\n\t\t" . '<webfeeds:related layout="card" target="browser" />', $xml);
$xml = str_replace('<channel>', '<channel>' . "\n\t\t" . '<webfeeds:logo>' . file::file_url($item->image) . '</webfeeds:logo>', $xml);
$xml = str_replace('<channel>', '<channel>' . "\n\t\t" . '<webfeeds:icon>' . file::file_url($website->favicon) . '</webfeeds:icon>', $xml);
}
return $xml;
}
function nvweb_list($vars = array())
{
global $website;
global $DB;
global $current;
global $cache;
global $structure;
global $webgets;
global $theme;
global $webuser;
$out = array();
$webget = 'list';
$categories = array();
$exclude = '';
if ($current['type'] == 'item') {
$categories = array($current['object']->category);
} else {
$categories = array($current['object']->id);
}
if (isset($vars['categories'])) {
if ($vars['categories'] == 'all') {
$categories = array(0);
$vars['children'] = 'true';
} else {
if ($vars['categories'] == 'parent') {
$parent = $DB->query_single('parent', 'nv_structure', 'id = ' . intval($categories[0]));
$categories = array($parent);
} else {
if ($vars['categories'] == 'nvlist_parent') {
if ($vars['nvlist_parent_type'] === 'structure') {
$categories = array($vars['nvlist_parent_item']->id);
}
} else {
if (!is_numeric($vars['categories'])) {
// if "categories" attribute has a comma, then we suppose it is a list of comma separated values
// if not, then maybe we want to get the categories from a specific property of the current page
if (strpos($vars['categories'], ',') === false) {
$categories = nvweb_properties(array('property' => $vars['categories']));
}
if (empty($categories) && @$vars['nvlist_parent_vars']['source'] == 'block_group') {
$categories = nvweb_properties(array('mode' => 'block_group_block', 'property' => $vars['categories'], 'id' => $vars['nvlist_parent_item']->id, 'uid' => $vars['nvlist_parent_item']->uid));
}
if (!is_array($categories)) {
$categories = explode(',', $categories);
$categories = array_filter($categories);
// remove empty elements
}
} else {
$categories = explode(',', $vars['categories']);
$categories = array_filter($categories);
// remove empty elements
}
}
}
}
}
if ($vars['children'] == 'true') {
$categories = nvweb_menu_get_children($categories);
}
// if we have categories="x" children="true" [to get the children of a category, but not itself]
if ($vars['children'] == 'only') {
$children = nvweb_menu_get_children($categories);
for ($c = 0; $c < count($categories); $c++) {
array_shift($children);
}
$categories = $children;
}
if (!empty($vars['children']) && intval($vars['children']) > 0) {
$children = nvweb_menu_get_children($categories, intval($vars['children']));
for ($c = 0; $c < count($categories); $c++) {
array_shift($children);
}
$categories = $children;
}
if (empty($vars['items']) || $vars['items'] == '0') {
$vars['items'] = 5000;
//2147483647; // maximum integer
// NOTE: having >5000 items on a page without a paginator is probably a bad idea... disagree? Contact Navigate CMS team!
} else {
if (!is_numeric($vars['items'])) {
$max_items = "";
// the number of items is defined by a property
$max_items = nvweb_properties(array('property' => $vars['items']));
if (empty($max_items) && @$vars['nvlist_parent_vars']['source'] == 'block_group') {
$max_items = nvweb_properties(array('mode' => 'block_group_block', 'property' => $vars['items'], 'id' => $vars['nvlist_parent_item']->id, 'uid' => $vars['nvlist_parent_item']->uid));
}
if (!empty($max_items)) {
$vars['items'] = $max_items;
} else {
$vars['items'] = 500;
}
// default maximum
}
}
if (!empty($vars['exclude'])) {
$exclude = str_replace('current', $current['object']->id, $vars['exclude']);
$exclude = explode(',', $exclude);
$exclude = array_filter($exclude);
if (!empty($exclude)) {
if ($vars['source'] == 'structure' || $vars['source'] == 'category') {
$exclude = 'AND s.id NOT IN(' . implode(',', $exclude) . ')';
} else {
// item
$exclude = 'AND i.id NOT IN(' . implode(',', $exclude) . ')';
}
} else {
$exclude = '';
}
}
// retrieve entries
// calculate the offset of the first element to retrieve
// Warning: the paginator applies on all paginated lists on a page (so right now there can only be one in a page)
if (empty($_GET['page'])) {
$_GET['page'] = 1;
}
$offset = intval($_GET['page'] - 1) * $vars['items'];
// this list does not use paginator, so offset must be always zero
if (!isset($vars['paginator']) || $vars['paginator'] == 'false') {
$offset = 0;
}
$permission = !empty($_SESSION['APP_USER#' . APP_UNIQUE]) ? 1 : 0;
// public access / webuser based / webuser groups based
$access = 2;
$access_extra = '';
if (!empty($current['webuser'])) {
$access = 1;
if (!empty($webuser->groups)) {
$access_groups = array();
foreach ($webuser->groups as $wg) {
if (empty($wg)) {
continue;
}
$access_groups[] = 's.groups LIKE "%g' . $wg . '%"';
}
if (!empty($access_groups)) {
$access_extra = ' OR (s.access = 3 AND (' . implode(' OR ', $access_groups) . '))';
}
}
}
// get order type: PARAMETER > NV TAG PROPERTY > DEFAULT (priority given in CMS)
$order = @$_REQUEST['order'];
if (empty($order)) {
$order = @$vars['order'];
}
if (empty($order)) {
// default order: latest
$order = 'latest';
}
$orderby = nvweb_list_get_orderby($order);
$rs = NULL;
// TODO: try to optimize nvlist generation to use less memory and increase the maximum number of items
if (($vars['source'] == 'structure' || $vars['source'] == 'category') && !empty($categories)) {
$orderby = str_replace('i.', 's.', $orderby);
$visible = '';
if ($vars['filter'] == 'menu') {
$visible = ' AND s.visible = 1 ';
}
$templates = "";
if (!empty($vars['templates'])) {
$templates = explode(",", $vars['templates']);
$templates = array_filter($templates);
$templates = ' AND s.template IN ("' . implode('","', $templates) . '")';
}
$DB->query('
SELECT SQL_CALC_FOUND_ROWS s.id, s.permission,
s.date_published, s.date_unpublish, s.date_published as pdate,
d.text as title, s.position as position
FROM nv_structure s, nv_webdictionary d
WHERE s.id IN(' . implode(",", $categories) . ')
AND s.website = ' . $website->id . '
AND s.permission <= ' . $permission . '
AND (s.date_published = 0 OR s.date_published < ' . core_time() . ')
AND (s.date_unpublish = 0 OR s.date_unpublish > ' . core_time() . ')
AND (s.access = 0 OR s.access = ' . $access . $access_extra . ')
AND d.website = s.website
AND d.node_type = "structure"
AND d.subtype = "title"
AND d.node_id = s.id
AND d.lang = ' . protect($current['lang']) . '
' . $templates . '
' . $visible . '
' . $exclude . '
' . $orderby . '
LIMIT ' . $vars['items'] . '
OFFSET ' . $offset);
$rs = $DB->result();
$total = $DB->foundRows();
} else {
if ($vars['source'] == 'block') {
list($rs, $total) = nvweb_blocks(array('type' => $vars['type'], 'number' => $vars['items'], 'mode' => $order == 'random' ? 'random' : 'ordered', 'zone' => 'object'));
} else {
if ($vars['source'] == 'block_link') {
// only useful if this nvlist is inside another nv list of source="block"
$block_links = $vars['nvlist_parent_item']->trigger['trigger-links'][$current['lang']];
$rs = array();
if (!is_array($block_links)) {
$block_links = array();
}
foreach ($block_links as $b_key => $b_data) {
if (!is_array($b_data)) {
$b_data = array();
}
$b_i = 0;
foreach ($b_data as $b_ref => $b_value) {
if (!isset($rs[$b_i])) {
$rs[$b_i] = new stdClass();
}
if (!isset($rs[$b_i]->id)) {
$rs[$b_i]->id = $b_ref;
}
$rs[$b_i]->{$b_key} = $b_value;
$b_i++;
}
}
$total = count($rs);
} else {
if ($vars['source'] == 'block_group') {
$bg = new block_group();
if (!empty($vars['type'])) {
$bg->load_by_code($vars['type']);
}
if (!empty($bg) && !empty($bg->blocks)) {
$rs = array();
foreach ($bg->blocks as $bgb) {
unset($bgbo);
switch ($bgb['type']) {
case 'block':
$bgbo = new block();
$bgbo->load($bgb['id']);
if (empty($bgbo) || empty($bgbo->type)) {
continue;
}
// check if we can display this block
if (nvweb_object_enabled($bgbo)) {
// check categories / exclusions
if (!empty($bgbo->categories)) {
$bgbo_cat_found = false;
foreach ($categories as $list_cat) {
if (in_array($list_cat, $bgbo->categories)) {
$bgbo_cat_found = true;
}
}
if (!$bgbo_cat_found) {
// block categories don't match the current list categories, skip this block
continue;
}
}
if (!empty($bgbo->exclusions)) {
foreach ($categories as $list_cat) {
if (in_array($list_cat, $bgbo->exclusions)) {
continue;
}
// skip this block
}
}
$rs[] = $bgbo;
}
break;
case 'block_group_block':
$bgba = $theme->block_group_blocks($vars['type']);
if (!empty($bgba[$bgb['id']])) {
$bgbo = $bgba[$bgb['id']];
$bgbo->uid = $bgb['uid'];
$rs[] = clone $bgbo;
}
break;
case 'block_type':
// a collection of blocks of the same type
list($bgbos, $foo) = nvweb_blocks(array('type' => $bgb['id'], 'mode' => $order == 'random' ? 'random' : 'ordered', 'zone' => 'object'));
// add the block type definition, with its title
if (count($bgbos) > 0 && isset($bgb['title']) && !empty($bgb['title'])) {
$bgb['_object_type'] = 'block_group_block_type';
$rs[] = (object) $bgb;
}
for ($i = 0; $i < count($bgbos); $i++) {
$rs[] = $bgbos[$i];
}
break;
case 'extension':
$rs[] = (object) $bgb;
break;
}
}
$total = count($rs);
}
} else {
if ($vars['source'] == 'gallery') {
if (!isset($vars['nvlist_parent_type'])) {
// get gallery of the current item
if ($current['type'] == 'item') {
$galleries = $current['object']->galleries;
if (!is_array($galleries)) {
$galleries = mb_unserialize($galleries);
}
$rs = $galleries[0];
$total = count($rs);
} else {
if ($current['type'] == 'structure') {
// we need the first item assigned to the structure
$access_extra_items = str_replace('s.', 'i.', $access_extra);
$templates = "";
if (!empty($vars['templates'])) {
$templates = explode(",", $vars['templates']);
$templates = array_filter($templates);
$templates = ' AND i.template IN ("' . implode('","', $templates) . '")';
}
// default source for retrieving items (embedded or not)
$DB->query('
SELECT SQL_CALC_FOUND_ROWS i.id
FROM nv_items i, nv_structure s, nv_webdictionary d
WHERE i.category IN(' . implode(",", $categories) . ')
AND i.website = ' . $website->id . '
AND i.permission <= ' . $permission . '
AND (i.date_published = 0 OR i.date_published < ' . core_time() . ')
AND (i.date_unpublish = 0 OR i.date_unpublish > ' . core_time() . ')
AND s.id = i.category
AND (s.date_published = 0 OR s.date_published < ' . core_time() . ')
AND (s.date_unpublish = 0 OR s.date_unpublish > ' . core_time() . ')
AND s.permission <= ' . $permission . '
AND (s.access = 0 OR s.access = ' . $access . $access_extra . ')
AND (i.access = 0 OR i.access = ' . $access . $access_extra_items . ')
AND d.website = i.website
AND d.node_type = "item"
AND d.subtype = "title"
AND d.node_id = i.id
AND d.lang = ' . protect($current['lang']) . '
' . $templates . '
' . $exclude . '
ORDER BY i.position ASC
LIMIT 1
');
$rs = $DB->result();
$tmp = new item();
$tmp->load($rs[0]->id);
$rs = $tmp->galleries[0];
$total = count($rs);
}
}
} else {
if ($vars['nvlist_parent_type'] == 'item') {
$pitem = $vars['nvlist_parent_item'];
$rs = $pitem->galleries[0];
$total = count($rs);
}
}
if ($total > 0) {
$order = 'priority';
// display images using the assigned priority
if (!empty($vars['order'])) {
$order = $vars['order'];
}
$rs = nvweb_gallery_reorder($rs, $order);
// prepare format to be parsed by nv list iterator
$rs = array_map(function ($k, $v) {
$v['file'] = $k;
return $v;
}, array_keys($rs), array_values($rs));
}
} else {
if ($vars['source'] == 'rss') {
// url may be a property
$rss_url = $vars['url'];
if (strpos($vars['url'], "http") !== 0) {
$rss_url = nvweb_properties(array('property' => $vars['url']));
}
list($rs, $total) = nvweb_list_get_from_rss($rss_url, @$vars['cache'], $offset, $vars['items'], $permission, $order);
} else {
if ($vars['source'] == 'twitter') {
list($rs, $total) = nvweb_list_get_from_twitter($vars['username'], @$vars['cache'], $offset, $vars['items'], $permission, $order);
} else {
if (!empty($vars['source'])) {
// CUSTOM data source
if ($vars['source'] == 'comment') {
$vars['source'] = 'comments';
}
$fname = 'nvweb_' . $vars['source'] . '_list';
if ($vars['source'] == 'website_comments') {
$vars['source'] = 'comments';
}
nvweb_webget_load($vars['source']);
if (function_exists($fname)) {
list($rs, $total) = $fname($offset, $vars['items'], $permission, $order, $vars);
}
}
}
}
}
}
}
}
}
$categories = array_filter($categories);
// DATA SOURCE not given or ERROR ===> items
if ((empty($vars['source']) || !is_numeric($total)) && !empty($categories)) {
/*
* TO DO: design decision ... lists should show items from published categories which has unpublished parent?
*
* Navigate CMS 1.6.7: NO
*
// we have to check all website UNPUBLISHED categories to keep the list query efficient
// there are some cases:
// a) Permission is beyond user's level [0=>public, 1=>private, 2=>hidden]
// b) Date published is set and the value is before the current time (not yet published)
// c) Date unpublish is set and the value is before the current time (no more published)
// d) User account level not allowed [0=>everyone, 1=>signed in users, 2=>users NOT signed in]
$DB->query('
SELECT id
FROM nv_structure
WHERE website = '.protect($website->id).'
AND ( permission > '.$permission.'
OR (date_published > 0 AND '.$website->current_time().' > date_published)
OR (date_unpublish > 0 AND '.$website->current_time().' > date_unpublish)
OR (access <> 0 AND access <> '.$access.')
)
');
$hidden_categories = $DB->result('id');
// now we would have to mark the children categories also as unpublished
*/
$filters = '';
if (!empty($vars['filter'])) {
$filters = nvweb_list_parse_filters($vars['filter'], 'items');
}
// reuse structure.access permission
$access_extra_items = str_replace('s.', 'i.', $access_extra);
$embedded = $vars['embedded'] == 'true' ? '1' : '0';
$templates = "";
if (!empty($vars['templates'])) {
$templates = explode(",", $vars['templates']);
$templates = array_filter($templates);
if ($embedded == '1') {
$templates = ' AND s.template IN ("' . implode('","', $templates) . '")';
} else {
$templates = ' AND i.template IN ("' . implode('","', $templates) . '")';
}
}
$columns_extra = '';
if ($vars['order'] == 'comments') {
// we need to retrieve the number of comments to apply the order by clause
$columns_extra = ', (SELECT COUNT(c.id) FROM nv_comments c WHERE i.id = c.item AND c.website = i.website AND c.status = 0) AS comments_published';
}
// default source for retrieving items
$query = '
SELECT SQL_CALC_FOUND_ROWS i.id, i.permission, i.date_published, i.date_unpublish,
i.date_to_display, COALESCE(NULLIF(i.date_to_display, 0), i.date_created) as pdate,
d.text as title, i.position as position, s.position ' . $columns_extra . '
FROM nv_items i, nv_structure s, nv_webdictionary d
WHERE i.category IN(' . implode(",", $categories) . ')
AND i.website = ' . $website->id . '
AND i.permission <= ' . $permission . '
AND i.embedding = ' . $embedded . '
AND (i.date_published = 0 OR i.date_published < ' . core_time() . ')
AND (i.date_unpublish = 0 OR i.date_unpublish > ' . core_time() . ')
AND s.id = i.category
AND (s.date_published = 0 OR s.date_published < ' . core_time() . ')
AND (s.date_unpublish = 0 OR s.date_unpublish > ' . core_time() . ')
AND s.permission <= ' . $permission . '
AND (s.access = 0 OR s.access = ' . $access . $access_extra . ')
AND (i.access = 0 OR i.access = ' . $access . $access_extra_items . ')
AND d.website = i.website
AND d.node_type = "item"
AND d.subtype = "title"
AND d.node_id = i.id
AND d.lang = ' . protect($current['lang']) . '
' . $filters . '
' . $templates . '
' . $exclude . '
' . $orderby . '
LIMIT ' . $vars['items'] . '
OFFSET ' . $offset;
$DB->query($query);
$rs = $DB->result();
$total = $DB->foundRows();
}
// now we have all elements that will be shown in the list
// let's apply the nvlist template to each one
for ($i = 0; $i < count($rs); $i++) {
// ignore empty objects
if ($vars['source'] != 'gallery' && empty($rs[$i]->id) || $vars['source'] == 'gallery' && empty($rs[$i]['file'])) {
continue;
}
// prepare a standard $item with the current element
if ($vars['source'] == 'comments' || $vars['source'] == 'comment') {
$item = $rs[$i];
} else {
if ($vars['source'] == 'structure' || $vars['source'] == 'category') {
$item = new structure();
$item->load($rs[$i]->id);
$item->date_to_display = $rs[$i]->pdate;
} else {
if ($vars['source'] == 'rss' || $vars['source'] == 'twitter' || $vars['source'] == 'block_link') {
// item is virtually created
$item = $rs[$i];
} else {
if ($vars['source'] == 'block' || $vars['source'] == 'block_group') {
if (get_class($rs[$i]) == 'block') {
// standard block
$item = $rs[$i];
} else {
if (isset($rs[$i]->_object_type) && $rs[$i]->_object_type == "block_group_block_type") {
// block type definition (mainly used to add a title before a list of blocks of the same type)
$item = $rs[$i];
} else {
if (isset($rs[$i]->extension)) {
// extension block
$item = block::extension_block($rs[$i]->extension, $rs[$i]->id);
$item->type = "extension";
$item->extension = $rs[$i]->extension;
$item->uid = $rs[$i]->uid;
} else {
// block from block group
$item = new block();
$item->load_from_block_group($vars['type'], $rs[$i]->id, $rs[$i]->uid);
}
}
}
} else {
if ($vars['source'] == 'gallery') {
$item = $rs[$i];
} else {
$item = new item();
$item->load($rs[$i]->id);
// if the item comes from a custom source, save the original query result
// this allows getting a special field without extra work ;)
$item->_query = $rs[$i];
}
}
}
}
}
// get the nv list template
$item_html = $vars['template'];
// first we need to isolate the nested nv lists/searches
unset($nested_lists_fragments);
list($item_html, $nested_lists_fragments) = nvweb_list_isolate_lists($item_html);
// now, parse the nvlist_conditional tags (with html source code inside (and other nvlist tags))
unset($nested_condition_fragments);
list($item_html, $nested_conditional_fragments) = nvweb_list_isolate_conditionals($item_html);
$conditional_placeholder_tags = nvweb_tags_extract($item_html, 'nvlist_conditional_placeholder', true, true, 'UTF-8');
// selfclosing = true
while (!empty($conditional_placeholder_tags)) {
$tag = $conditional_placeholder_tags[0];
$conditional = $nested_conditional_fragments[$tag["attributes"]["id"]];
$conditional_html_output = nvweb_list_parse_conditional($conditional, $item, $conditional['nvlist_conditional_template'], $i, count($rs));
$item_html = str_replace($tag["full_tag"], $conditional_html_output, $item_html);
$conditional_placeholder_tags = nvweb_tags_extract($item_html, 'nvlist_conditional_placeholder', true, true, 'UTF-8');
// selfclosing = true
}
// now, parse the (remaining) common nvlist tags (selfclosing tags)
$template_tags_processed = 0;
$template_tags = nvweb_tags_extract($item_html, 'nvlist', true, true, 'UTF-8');
// selfclosing = true
while (!empty($template_tags)) {
$tag = $template_tags[0];
// protect the "while" loop, maximum 500 nvlist tags parsed!
$template_tags_processed++;
if ($template_tags_processed > 500) {
break;
}
$content = nvweb_list_parse_tag($tag, $item, $vars['source'], $i, $i + $offset, $total);
$item_html = str_replace($tag['full_tag'], $content, $item_html);
// html template has changed, the nvlist tags may have changed its positions
$template_tags = nvweb_tags_extract($item_html, 'nvlist', true, true, 'UTF-8');
}
// restore & process nested lists (if any)
foreach ($nested_lists_fragments as $nested_list_uid => $nested_list_vars) {
$nested_list_vars['nvlist_parent_vars'] = $vars;
$nested_list_vars['nvlist_parent_type'] = $vars['source'];
$nested_list_vars['nvlist_parent_item'] = $item;
$content = nvweb_list($nested_list_vars);
$item_html = str_replace('<!--#' . $nested_list_uid . '#-->', $content, $item_html);
}
$out[] = $item_html;
}
if (count($rs) == 0) {
// special case, no results found
// get the nv list template and parse only the conditional: <nvlist_conditional by="count" value="empty"> (or value=0)
$item_html = $vars['template'];
// now, parse the nvlist_conditional tags (with html source code inside (and other nvlist tags))
unset($nested_condition_fragments);
list($item_html, $nested_conditional_fragments) = nvweb_list_isolate_conditionals($item_html);
// remove all tags except (selfclosing) nvlist_conditional_placeholder
$item_html = strip_tags($item_html, '<nvlist_conditional_placeholder>');
$conditional_placeholder_tags = nvweb_tags_extract($item_html, 'nvlist_conditional_placeholder', true, true, 'UTF-8');
// selfclosing=true
while (!empty($conditional_placeholder_tags)) {
$tag = $conditional_placeholder_tags[0];
$conditional = $nested_conditional_fragments[$tag["attributes"]["id"]];
$conditional_html_output = nvweb_list_parse_conditional($conditional, NULL, $conditional['nvlist_conditional_template'], $i, count($rs));
$item_html = str_replace($tag["full_tag"], $conditional_html_output, $item_html);
$conditional_placeholder_tags = nvweb_tags_extract($item_html, 'nvlist_conditional_placeholder', true, true, 'UTF-8');
// selfclosing = true
}
$out[] = $item_html;
}
if (isset($vars['paginator']) && $vars['paginator'] != 'false') {
$out[] = nvweb_list_paginator($vars['paginator'], $_GET['page'], $total, $vars['items'], $vars);
}
return implode("\n", $out);
}
function nvweb_object($ignoreEnabled = false, $ignorePermissions = false)
{
global $website;
global $DB;
session_write_close();
ob_end_clean();
$item = new file();
header('Cache-Control: private');
header('Pragma: private');
$type = @$_REQUEST['type'];
$id = @$_REQUEST['id'];
if (!empty($id)) {
if (is_numeric($id)) {
$item->load($id);
} else {
$item->load($_REQUEST['id']);
}
}
if (empty($type) && !empty($item->type)) {
$type = $item->type;
}
// if the type requested is not a special type, check its access permissions
if (!in_array($type, array("blank", "transparent", "flag"))) {
$enabled = nvweb_object_enabled($item);
if (!$enabled && !$ignorePermissions) {
$type = 'not_allowed';
}
}
switch ($type) {
case 'not_allowed':
header("HTTP/1.0 405 Method Not Allowed");
break;
case 'blank':
case 'transparent':
$path = NAVIGATE_PATH . '/img/transparent.gif';
header('Content-Disposition: attachment; filename="transparent.gif"');
header('Content-Type: image/gif');
header('Content-Disposition: inline; filename="transparent.gif"');
header("Content-Transfer-Encoding: binary\n");
$etag = base64_encode($path . filemtime($path));
header('ETag: "' . $etag . '"');
// check the browser cache and stop downloading again the file
$cached = file::cacheHeaders(filemtime($path), $etag);
if (!$cached) {
readfile($path);
}
break;
case 'flag':
if ($_REQUEST['code'] == 'ca') {
$_REQUEST['code'] = 'catalonia';
}
header('Content-Disposition: attachment; filename="' . $_REQUEST['code'] . '.png"');
header('Content-Type: image/png');
header('Content-Disposition: inline; filename="' . $_REQUEST['code'] . '.png"');
header("Content-Transfer-Encoding: binary\n");
$path = NAVIGATE_PATH . '/img/icons/flags/' . $_REQUEST['code'] . '.png';
if (!file_exists($path)) {
$path = NAVIGATE_PATH . '/img/transparent.gif';
}
$etag = base64_encode($path . filemtime($path));
header('ETag: "' . $etag . '"');
// check the browser cache and stop downloading again the file
$cached = file::cacheHeaders(filemtime($path), $etag);
if (!$cached) {
readfile($path);
}
break;
case 'image':
case 'img':
if (!$item->enabled && !$ignoreEnabled) {
nvweb_clean_exit();
}
$path = $item->absolute_path();
$etag_add = '';
// calculate aspect ratio if width or height are given...
$width = intval(@$_REQUEST['width']) + 0;
$height = intval(@$_REQUEST['height']) + 0;
// check size requested and ignore the empty values (or equal to zero)
if (empty($width)) {
$width = "";
}
if (empty($height)) {
$height = "";
}
// get target quality (only for jpeg thumbnails!)
$quality = $_REQUEST['quality'];
if (empty($quality)) {
$quality = 95;
}
$resizable = true;
if ($item->mime == 'image/gif') {
$resizable = !file::is_animated_gif($path);
}
if ((!empty($width) || !empty($height)) && ($resizable || @$_REQUEST['force_resize'] == 'true')) {
$border = $_REQUEST['border'] == 'false' ? false : true;
$path = file::thumbnail($item, $width, $height, $border, NULL, $quality);
if (empty($path)) {
die;
}
$etag_add = '-' . $width . '-' . $height . '-' . $border . '-' . $quality;
$item->name = $width . 'x' . $height . '-' . $item->name;
$item->size = filesize($path);
$item->mime = 'image/png';
if (strpos(basename($path), '.jpg') !== false) {
$item->mime = 'image/jpeg';
}
}
$etag = base64_encode($item->id . '-' . $item->name . '-' . $item->date_added . '-' . filesize($path) . '-' . filemtime($path) . '-' . $item->permission . $etag_add);
header('ETag: "' . $etag . '"');
header('Content-type: ' . $item->mime);
header("Content-Length: " . $item->size);
if (empty($_REQUEST['disposition'])) {
$_REQUEST['disposition'] = 'inline';
}
header('Content-Disposition: ' . $_REQUEST['disposition'] . '; filename="' . $item->name . '"');
// check the browser cache and stop downloading again the file
$cached = file::cacheHeaders(filemtime($path), $etag);
if (!$cached) {
readfile($path);
}
break;
case 'archive':
case 'video':
case 'file':
default:
if (!$item->enabled && !$ignoreEnabled) {
nvweb_clean_exit();
}
$path = NAVIGATE_PRIVATE . '/' . $website->id . '/files/' . $item->id;
$etag_add = '';
clearstatcache();
$etag = base64_encode($item->id . '-' . $item->name . '-' . $item->date_added . '-' . filemtime($path) . '-' . $item->permission . $etag_add);
header('ETag: "' . $etag . '"');
header('Content-type: ' . $item->mime);
header("Accept-Ranges: bytes");
if (empty($_REQUEST['disposition'])) {
$_REQUEST['disposition'] = 'attachment';
}
header('Content-Disposition: ' . $_REQUEST['disposition'] . '; filename="' . $item->name . '"');
// check the browser cache and stop downloading again the file
$cached = file::cacheHeaders(filemtime($path), $etag);
if (!$cached) {
$range = 0;
$size = filesize($path);
if (isset($_SERVER['HTTP_RANGE'])) {
list($a, $range) = explode("=", $_SERVER['HTTP_RANGE']);
str_replace($range, "-", $range);
$size2 = $size - 1;
$new_length = $size - $range;
header("HTTP/1.1 206 Partial Content");
header("Content-Length: {$new_length}");
header("Content-Range: bytes {$range}{$size2}/{$size}");
} else {
$size2 = $size - 1;
header("Content-Range: bytes 0-{$size2}/{$size}");
header("Content-Length: " . $size);
}
$fp = fopen($path, "rb");
if (is_resource($fp)) {
@fseek($fp, $range);
while (!@feof($fp) && connection_status() == 0) {
set_time_limit(0);
print @fread($fp, 1024 * 1024);
// 1 MB per second
flush();
ob_flush();
sleep(1);
}
fclose($fp);
}
}
break;
}
session_write_close();
if ($DB) {
$DB->disconnect();
}
exit;
}
