ucp_pm_viewfolder.php

这些都是我以前学习是用到的源码

					FROM ' . PRIVMSGS_TO_TABLE . ' t, ' . PRIVMSGS_TABLE . ' p, ' . USERS_TABLE . ' u
					WHERE t.user_id = ' . $user->data['user_id'] . "
						AND p.author_id = u.user_id
						AND t.folder_id = $folder_id
						AND t.msg_id = p.msg_id
						AND p.msg_id = $message_id";
				$result = $db->sql_query_limit($sql, 1);
				$message_row = $db->sql_fetchrow($result);
				$db->sql_freeresult($result);

				$_types = array('u', 'g');
				foreach ($_types as $ug_type)
				{
					if (isset($address[$message_id][$ug_type]) && sizeof($address[$message_id][$ug_type]))
					{
						if ($ug_type == 'u')
						{
							$sql = 'SELECT user_id as id, username as name
								FROM ' . USERS_TABLE . '
								WHERE ';
						}
						else
						{
							$sql = 'SELECT group_id as id, group_name as name
								FROM ' . GROUPS_TABLE . '
								WHERE ';
						}
						$sql .= $db->sql_in_set(($ug_type == 'u') ? 'user_id' : 'group_id', array_map('intval', array_keys($address[$message_id][$ug_type])));

						$result = $db->sql_query($sql);

						while ($info_row = $db->sql_fetchrow($result))
						{
							$address[$message_id][$ug_type][$address[$message_id][$ug_type][$info_row['id']]][] = $info_row['name'];
							unset($address[$message_id][$ug_type][$info_row['id']]);
						}
						$db->sql_freeresult($result);
					}
				}

				decode_message($message_row['message_text'], $message_row['bbcode_uid']);

				$data[] = array(
					'subject'	=> censor_text($row['message_subject']),
					'sender'	=> $row['username'],
					'date'		=> $user->format_date($row['message_time']),
					'to'		=> ($folder_id == PRIVMSGS_OUTBOX || $folder_id == PRIVMSGS_SENTBOX) ? $address[$message_id] : '',
					'message'	=> $message_row['message_text']
				);
			}

			switch ($export_type)
			{
				case 'CSV':
				case 'CSV_EXCEL':
					$mimetype = 'text/csv';
					$filetype = 'csv';

					if ($export_type == 'CSV_EXCEL')
					{
						$enclosure = '"';
						$delimiter = ',';
						$newline = "\r\n";
					}
					else
					{
						$newline = "\n";
					}

					$string = '';
					foreach ($data as $value)
					{
						$recipients = $value['to'];
						$value['to'] = $value['bcc'] = '';

						if (is_array($recipients))
						{
							foreach ($recipients as $values)
							{
								$value['bcc'] .= (isset($values['bcc']) && is_array($values['bcc'])) ? ',' . implode(',', $values['bcc']) : '';
								$value['to'] .= (isset($values['to']) && is_array($values['to'])) ? ',' . implode(',', $values['to']) : '';
							}

							// Remove the commas which will appear before the first entry.
							$value['to'] = substr($value['to'], 1);
							$value['bcc'] = substr($value['bcc'], 1);
						}

						foreach ($value as $tag => $text)
						{
							$cell = str_replace($enclosure, $enclosure . $enclosure, $text);

							if (strpos($cell, $enclosure) !== false || strpos($cell, $delimiter) !== false || strpos($cell, $newline) !== false)
							{
								$string .= $enclosure . $text . $enclosure . $delimiter;
							}
							else
							{
								$string .= $cell . $delimiter;
							}
						}
						$string = substr($string, 0, -1) . $newline;
					}
				break;

				case 'XML':
					$mimetype = 'application/xml';
					$filetype = 'xml';
					$string = '<?xml version="1.0"?>' . "\n";
					$string .= "<phpbb>\n";

					foreach ($data as $value)
					{
						$string .= "\t<privmsg>\n";

						if (is_array($value['to']))
						{
							foreach ($value['to'] as $key => $values)
							{
								foreach ($values as $type => $types)
								{
									foreach ($types as $name)
									{
										$string .= "\t\t<recipient type=\"$type\" status=\"$key\">$name</recipient>\n";
									}
								}
							}
						}

						unset($value['to']);

						foreach ($value as $tag => $text)
						{
							$string .= "\t\t<$tag>$text</$tag>\n";
						}

						$string .= "\t</privmsg>\n";
					}
					$string .= '</phpbb>';
				break;
			}

			header('Pragma: no-cache');
			header("Content-Type: $mimetype; name=\"data.$filetype\"");
			header("Content-disposition: attachment; filename=data.$filetype");
			echo $string;
			exit;
		}
	}
}

/**
* Get Messages from folder/user
*/
function get_pm_from($folder_id, $folder, $user_id)
{
	global $user, $db, $template, $config, $auth, $phpbb_root_path, $phpEx;

	$start = request_var('start', 0);

	// Additional vars later, pm ordering is mostly different from post ordering. :/
	$sort_days	= request_var('st', 0);
	$sort_key	= request_var('sk', 't');
	$sort_dir	= request_var('sd', 'd');

	// PM ordering options
	$limit_days = array(0 => $user->lang['ALL_MESSAGES'], 1 => $user->lang['1_DAY'], 7 => $user->lang['7_DAYS'], 14 => $user->lang['2_WEEKS'], 30 => $user->lang['1_MONTH'], 90 => $user->lang['3_MONTHS'], 180 => $user->lang['6_MONTHS'], 365 => $user->lang['1_YEAR']);
	$sort_by_text = array('a' => $user->lang['AUTHOR'], 't' => $user->lang['POST_TIME'], 's' => $user->lang['SUBJECT']);
	$sort_by_sql = array('a' => 'u.username_clean', 't' => 'p.message_time', 's' => 'p.message_subject');

	$s_limit_days = $s_sort_key = $s_sort_dir = $u_sort_param = '';
	gen_sort_selects($limit_days, $sort_by_text, $sort_days, $sort_key, $sort_dir, $s_limit_days, $s_sort_key, $s_sort_dir, $u_sort_param);

	$folder_sql = 't.folder_id = ' . (int) $folder_id;

	// Limit pms to certain time frame, obtain correct pm count
	if ($sort_days)
	{
		$min_post_time = time() - ($sort_days * 86400);

		if (isset($_POST['sort']))
		{
			$start = 0;
		}

		$sql = 'SELECT COUNT(t.msg_id) AS pm_count
			FROM ' . PRIVMSGS_TO_TABLE . ' t, ' . PRIVMSGS_TABLE . " p
			WHERE $folder_sql
				AND t.user_id = $user_id
				AND t.msg_id = p.msg_id
				AND p.message_time >= $min_post_time";
		$result = $db->sql_query_limit($sql, 1);
		$pm_count = (int) $db->sql_fetchfield('pm_count');
		$db->sql_freeresult($result);

		$sql_limit_time = "AND p.message_time >= $min_post_time";
	}
	else
	{
		$pm_count = $folder[$folder_id]['num_messages'];
		$sql_limit_time = '';
	}

	$template->assign_vars(array(
		'PAGINATION'		=> generate_pagination(append_sid("{$phpbb_root_path}ucp.$phpEx", "i=pm&amp;mode=view&amp;action=view_folder&amp;f=$folder_id&amp;$u_sort_param"), $pm_count, $config['topics_per_page'], $start),
		'PAGE_NUMBER'		=> on_page($pm_count, $config['topics_per_page'], $start),
		'TOTAL_MESSAGES'	=> (($pm_count == 1) ? $user->lang['VIEW_PM_MESSAGE'] : sprintf($user->lang['VIEW_PM_MESSAGES'], $pm_count)),

		'POST_IMG'		=> (!$auth->acl_get('u_sendpm')) ? $user->img('button_topic_locked', 'PM_LOCKED') : $user->img('button_pm_new', 'POST_PM'),

		'L_NO_MESSAGES'	=> (!$auth->acl_get('u_sendpm')) ? $user->lang['POST_PM_LOCKED'] : $user->lang['NO_MESSAGES'],

		'S_SELECT_SORT_DIR'		=> $s_sort_dir,
		'S_SELECT_SORT_KEY'		=> $s_sort_key,
		'S_SELECT_SORT_DAYS'	=> $s_limit_days,
		'S_TOPIC_ICONS'			=> ($config['enable_pm_icons']) ? true : false,

		'U_POST_NEW_TOPIC'	=> ($auth->acl_get('u_sendpm')) ? append_sid("{$phpbb_root_path}ucp.$phpEx", 'i=pm&amp;mode=compose') : '',
		'S_PM_ACTION'		=> append_sid("{$phpbb_root_path}ucp.$phpEx", "i=pm&amp;mode=view&amp;action=view_folder&amp;f=$folder_id"))
	);

	// Grab all pm data
	$rowset = $pm_list = array();

	// If the user is trying to reach late pages, start searching from the end
	$store_reverse = false;
	$sql_limit = $config['topics_per_page'];
	if ($start > $pm_count / 2)
	{
		$store_reverse = true;

		if ($start + $config['topics_per_page'] > $pm_count)
		{
			$sql_limit = min($config['topics_per_page'], max(1, $pm_count - $start));
		}

		// Select the sort order
		$sql_sort_order = $sort_by_sql[$sort_key] . ' ' . (($sort_dir == 'd') ? 'ASC' : 'DESC');
		$sql_start = max(0, $pm_count - $sql_limit - $start);
	}
	else
	{
		// Select the sort order
		$sql_sort_order = $sort_by_sql[$sort_key] . ' ' . (($sort_dir == 'd') ? 'DESC' : 'ASC');
		$sql_start = $start;
	}

	$sql = 'SELECT t.*, p.root_level, p.message_time, p.message_subject, p.icon_id, p.to_address, p.message_attachment, p.bcc_address, u.username, u.user_colour
		FROM ' . PRIVMSGS_TO_TABLE . ' t, ' . PRIVMSGS_TABLE . ' p, ' . USERS_TABLE . " u
		WHERE t.user_id = $user_id
			AND p.author_id = u.user_id
			AND $folder_sql
			AND t.msg_id = p.msg_id
			$sql_limit_time
		ORDER BY $sql_sort_order";
	$result = $db->sql_query_limit($sql, $sql_limit, $sql_start);

	while ($row = $db->sql_fetchrow($result))
	{
		$rowset[$row['msg_id']] = $row;
		$pm_list[] = $row['msg_id'];
	}
	$db->sql_freeresult($result);

	$pm_list = ($store_reverse) ? array_reverse($pm_list) : $pm_list;

	return array(
		'pm_count'	=> $pm_count,
		'pm_list'	=> $pm_list,
		'rowset'	=> $rowset
	);
}

?>