/**
* render a calendar
*
* The provided anchor can reference:
* - a section 'section:123'
* - nothing
*
* @param string the anchor (e.g. 'section:123')
* @return string the rendered text
**/
public function render($matches)
{
global $context;
$anchor = count($matches) ? $matches[0] : '';
// a list of dates
include_once $context['path_to_root'] . 'dates/dates.php';
// get records
if ($anchor && strpos($anchor, 'section:') === 0) {
$items = Dates::list_for_prefix(NULL, 'compact', trim($anchor));
} else {
$items = Dates::list_for_prefix(NULL, 'compact', NULL);
}
// build calendar for current month
$text = Dates::build_months($items, FALSE, TRUE, FALSE, TRUE, gmstrftime('%Y'), gmstrftime('%m'), 'compact calendar');
// job done
return $text;
}
/**
* list dates at some anchor
*
* @param string type of replaced items (e.g., 'articles')
* @param string the anchor to consider (e.g., 'section:123')
* @param int page index
* @return string to be inserted in resulting web page, or NULL
*/
function render($type, $anchor, $page = 1)
{
global $context;
// instead of articles
if ($type != 'articles') {
return NULL;
}
// get the containing page
$container = Anchors::get($anchor);
// handle dates
include_once $context['path_to_root'] . 'dates/dates.php';
// the maximum number of articles per page
if (!defined('DATES_PER_PAGE')) {
define('DATES_PER_PAGE', 50);
}
// where we are
$offset = ($page - 1) * DATES_PER_PAGE;
// should we display all dates, or not?
$with_past_dates = FALSE;
if (preg_match('/\\bwith_past_dates\\b/i', $this->attributes['overlay_parameters'])) {
$with_past_dates = TRUE;
}
// menu to be displayed at the top
$menu = array();
// empowered users can contribute
if (Articles::allow_creation(NULL, $container)) {
Skin::define_img('ARTICLES_ADD_IMG', 'articles/add.gif');
$menu[] = '<div style="display: inline">' . Skin::build_link('articles/edit.php?anchor=' . urlencode($anchor), ARTICLES_ADD_IMG . i18n::s('Add an event'), 'span') . '</div>';
}
// ensure access to past dates
if (!$with_past_dates && ($items = Dates::list_past_for_anchor($anchor, $offset, DATES_PER_PAGE, 'compact'))) {
// turn an array to a string
if (is_array($items)) {
$items =& Skin::build_list($items, 'compact');
}
// navigation bar
$bar = array();
// count the number of dates in this section
$stats = Dates::stat_past_for_anchor($anchor);
if ($stats['count'] > DATES_PER_PAGE) {
$bar = array_merge($bar, array('_count' => sprintf(i18n::ns('%d date', '%d dates', $stats['count']), $stats['count'])));
}
// navigation commands for dates
if ($section = Sections::get(str_replace('section:', '', $anchor))) {
$home = Sections::get_permalink($section);
$prefix = Sections::get_url($section['id'], 'navigate', 'articles');
$bar = array_merge($bar, Skin::navigate($home, $prefix, $stats['count'], DATES_PER_PAGE, $page));
}
// display the bar
if (is_array($bar)) {
$items = Skin::build_list($bar, 'menu_bar') . $items;
}
// in a separate box
$menu[] = Skin::build_sliding_box(i18n::s('Past dates'), $items, 'past_dates', TRUE);
}
// menu displayed towards the top of the page
$text = Skin::finalize_list($menu, 'menu_bar');
// build a list of events
if (preg_match('/\\blayout_as_list\\b/i', $this->attributes['overlay_parameters'])) {
// list all dates
if ($with_past_dates) {
// navigation bar
$bar = array();
// count the number of dates in this section
$stats = Dates::stat_for_anchor($anchor);
if ($stats['count'] > DATES_PER_PAGE) {
$bar = array_merge($bar, array('_count' => sprintf(i18n::ns('%d date', '%d dates', $stats['count']), $stats['count'])));
}
// navigation commands for dates
$section = Sections::get($anchor);
$home = Sections::get_permalink($section);
$prefix = Sections::get_url($section['id'], 'navigate', 'articles');
$bar = array_merge($bar, Skin::navigate($home, $prefix, $stats['count'], DATES_PER_PAGE, $page));
// display the bar
if (count($bar)) {
$text .= Skin::build_list($bar, 'menu_bar');
}
// list one page of dates
if ($items = Dates::list_for_anchor($anchor, $offset, DATES_PER_PAGE, 'family')) {
$text .= $items;
}
// display only future dates to regular surfers
} else {
// show future dates on first page
if ($page == 1 && ($items = Dates::list_future_for_anchor($anchor, 0, 500, 'family', TRUE))) {
$text .= $items;
}
}
// deliver a calendar view for current month, plus months around
} else {
// show past dates as well
if ($with_past_dates) {
$items = Dates::list_for_anchor($anchor, 0, 500, 'links');
} else {
$items = Dates::list_future_for_anchor($anchor, 0, 500, 'links', TRUE);
}
// layout all these dates
if ($items) {
$text .= Dates::build_months($items);
}
}
// integrate this into the page
return $text;
}
include_once 'dates.php';
// load the skin
load_skin('dates');
// the title of the page
$context['page_title'] = i18n::s('Dates');
// count dates in the database
$stats = Dates::stat();
if ($stats['count']) {
$context['page_menu'] += array('_count' => sprintf(i18n::ns('%d date', '%d dates', $stats['count']), $stats['count']));
}
// page main content
$cache_id = 'dates/index.php#text';
if (!($text = Cache::get($cache_id))) {
// get and draw upcoming events with links to global calendars
if ($items =& Dates::list_future(0, 200, 'links')) {
$text = Dates::build_months($items, TRUE);
} else {
$text = i18n::s('No event has been planned so far');
}
// cache, whatever changes, for 1 minute
Cache::put($cache_id, $text, 'stable', 60);
}
$context['text'] .= $text;
// page tools
if (Surfer::is_associate()) {
$context['page_tools'][] = Skin::build_link('dates/check.php', i18n::s('Maintenance'), 'basic');
}
// subscribe to this calendar
if (!isset($context['skins_general_without_feed']) || $context['skins_general_without_feed'] != 'Y') {
$lines = array();
$lines[] = Skin::build_link($context['url_to_home'] . $context['url_to_root'] . 'dates/fetch_ics.php', i18n::s('Get calendar'), 'basic');
if (!Surfer::is_crawler()) {
// previous year
$previous = $year - 1;
// next year
$next = $year + 1;
// neighbours
$neighbours = array(Dates::get_url($previous, 'year'), $previous, Dates::get_url($next, 'year'), $next, NULL, NULL);
// links to display previous and next years
$text .= Skin::neighbours($neighbours, 'slideshow');
}
// one calendar per month
for ($index = 1; $index <= 12; $index++) {
// items for this month
$items =& Dates::list_for_month($year, $index, 'links');
// draw all months - force empty months
$text .= Dates::build_months($items, TRUE, TRUE, TRUE, FALSE, $year, $index);
}
// cache, whatever change, for 5 minutes
Cache::put($cache_id, $text, 'stable', 300);
}
$context['text'] .= $text;
}
// page extra content
$cache_id = 'dates/year.php#extra';
if (!($text = Cache::get($cache_id))) {
// side bar with the list of most recent pages
if ($items =& Articles::list_by('publication', 0, COMPACT_LIST_SIZE, 'compact')) {
$text =& Skin::build_box(i18n::s('Recent pages'), Skin::build_list($items, 'compact'), 'boxes');
}
Cache::put($cache_id, $text, 'articles');
}
if (!($text = Cache::get($cache_id))) {
// robots cannot navigate
if (!Surfer::is_crawler()) {
// previous month
$previous = gmstrftime('%Y/%m', gmmktime(0, 0, 0, $month - 1, 1, $year));
// next month
$next = gmstrftime('%Y/%m', gmmktime(0, 0, 0, $month + 1, 1, $year));
// neighbours
$neighbours = array(Dates::get_url($previous, 'month'), Dates::get_month_label($previous), Dates::get_url($next, 'month'), Dates::get_month_label($next), Dates::get_url($year, 'year'), $year);
// links to display previous and next months
$text .= Skin::neighbours($neighbours, 'slideshow');
}
// get items for this month
$items =& Dates::list_for_month($year, $month, 'links');
// draw one month - force an empty month
$text .= Dates::build_months($items, FALSE, FALSE, TRUE, FALSE, $year, $month);
// cache, whatever change, for 5 minutes
Cache::put($cache_id, $text, 'stable', 300);
}
$context['text'] .= $text;
}
}
// page extra content
$cache_id = 'dates/month.php#extra';
if (!($text = Cache::get($cache_id))) {
// side bar with the list of most recent pages
if ($items =& Articles::list_by('publication', 0, COMPACT_LIST_SIZE, 'compact')) {
$text =& Skin::build_box(i18n::s('Recent pages'), Skin::build_list($items, 'compact'), 'boxes');
}
Cache::put($cache_id, $text, 'articles');
}
