<?php

// Wrap functions in a class so they don't interfere with normal Tinyboard operations
class Announcements {

	static public function new_announcement($announcement, $mod_id = false) {
		global $mod, $config;

		if ($mod_id === false) {
			$mod_id = isset($mod['id']) ? $mod['id'] : -1;
		}

		$query = prepare("INSERT INTO ``announcements`` VALUES (NULL, :mod, :time, :text)");
		$query->bindValue(':mod', $mod_id);
		$query->bindValue(':time', time());
		if ($announcement !== '') {
			$announcement = escape_markup_modifiers($announcement);
			markup($announcement);
			$query->bindValue(':text', $announcement);
		} else
			error(sprintf($config['error']['required'], "Announcement"));

		$query->execute() or error(db_error($query));

		modLog("Created a new announcement: " . utf8tohtml($announcement));
		self::buildAnnouncements();
	}

	static public function edit_announcement($id, $announcement) {
		global $mod, $config;

		$query = prepare(sprintf("UPDATE ``announcements`` SET `text` = :text WHERE `id` = %d", (int)$id));
		if ($announcement !== '') {
			$teannouncementxt = escape_markup_modifiers($announcement);
			markup($announcement);
			$query->bindValue(':text', $announcement);
		} else
			error(sprintf($config['error']['required'], "Announcement"));

		$query->execute() or error(db_error($query));

		modLog("Edited announcement #" . $id . " - New Text: " . utf8tohtml($announcement));
		self::buildAnnouncements();
	}

	static public function delete_announcement($id) {
		$query = prepare(sprintf("DELETE FROM ``announcements`` WHERE `id` = %d", (int)$id));
		$query->execute() or error(db_error($query));

		modLog("Deleted announcement #" . $id);
		self::buildAnnouncements();
	}

	static public function buildAnnouncements() {
			self::buildShortAnnouncementTable();
			self::buildAnnouncementPages();
	}

	static public function buildShortAnnouncementTable() {
			global $config;

			$count = $config['announcements']['show_count'];
			$query = query("SELECT `text`,`date` FROM ``announcements`` ORDER BY `date` DESC" . (($count === false)?"":" LIMIT " . (int)$count)) or error(db_error($query));
			$announcements = $query->fetchAll(PDO::FETCH_ASSOC);

			foreach ($announcements as &$announce) {
				$announce['date_formated'] = strftime($config['announcements']['date_format'], $announce['date']);
			}

			$announcements_short = Element('announcements.html', array(
				'announcements' => $announcements,
			));

			file_write($config['dir']['home'] . "templates/generated/announcements_short.html", $announcements_short);
	}


	static public function buildAnnouncementPages() {
		global $config;

		// Generate pages for full list of announcements
		if($config['announcements']['page'])
		{
			// Generate JSON file for full list of announcements
			//file_write($config['dir']['home'] . "announcements.json", self::gen_public_json($config['announcements']['date_format'], false));

			$query = query("SELECT ``announcements``.* FROM ``announcements``
							ORDER BY `date` DESC") or error(db_error($query));
			$announcements = $query->fetchAll(PDO::FETCH_ASSOC);

			foreach ($announcements as &$announce) {
				$announce['date_formated'] = strftime($config['announcements']['date_format'], $announce['date']);
			}

			// Generate page for full list of announcements
			$announcement_page = Element('page.html', array(
								'config' => $config,
								'mod' => false,  
								'hide_dashboard_link' => true,
								'boardlist' => createBoardList(false),
								'title' => _("Announcements"),
								'subtitle' => "",
								'nojavascript' => true,
								'body' => Element('announcements_list.html', array(
									'announcements' => $announcements,
									'mod' => false,
									'token_json' => false,
									'uri_json' => $config['root'] . $config['announcements']['file_json'],
								))
						));
			file_write($config['dir']['home'] . $config['announcements']['page_html'], $announcement_page);
		}
	}


	static public function stream_json($out = false, $filter_staff = false, $date_format = "%m/%d/%Y", $count = false) {
		$query = query("SELECT ``announcements``.*, `username` FROM ``announcements`` 
						LEFT JOIN ``mods`` ON ``mods``.`id` = `creator`
						ORDER BY `date` DESC" . (($count === false)?"":" LIMIT " . (int)$count)) or error(db_error($query));
		$announcements = $query->fetchAll(PDO::FETCH_ASSOC);
	}
/* Might be used later for mobile API
	static public function stream_json($out = false, $filter_staff = false, $date_format, $count = false) {
		$query = query("SELECT ``announcements``.*, `username` FROM ``announcements`` 
						LEFT JOIN ``mods`` ON ``mods``.`id` = `creator`
						ORDER BY `date` DESC" . (($count === false)?"":" LIMIT " . (int)$count)) or error(db_error($query));
		$announcements = $query->fetchAll(PDO::FETCH_ASSOC);

		$out ? fputs($out, "[") : print("[");

		// Last entry for json end check
		$end = end($announcements);

		foreach ($announcements as &$announce) {

			if($filter_staff)
				$announce['username'] = '?';

			$announce['date_formated'] = strftime($date_format, $announce['date']);

			$json = json_encode($announce);
			$out ? fputs($out, $json) : print($json);

			if ($announce['id'] != $end['id']) {
				$out ? fputs($out, ",") : print(",");
			}
		}

		$out ? fputs($out, "]") : print("]");
	}

	// Returns json content to be written to json file.
	static public function gen_public_json($date_format, $count = false) {
		ob_start();
		self::stream_json(false, true, $date_format, $count);
		$out = ob_get_contents();
		ob_end_clean();
		return $out;
	}
*/
};

?>