ucp_pm_compose.php

这些都是我以前学习是用到的源码

	// Generate smiley listing
	generate_smilies('inline', 0);

	// Generate PM Icons
	$s_pm_icons = false;
	if ($config['enable_pm_icons'])
	{
		$s_pm_icons = posting_gen_topic_icons($action, $icon_id);
	}

	// Generate inline attachment select box
	posting_gen_inline_attachments($attachment_data);

	// Build address list for display
	// array('u' => array($author_id => 'to'));
	if (sizeof($address_list))
	{
		// Get Usernames and Group Names
		$result = array();
		if (!empty($address_list['u']))
		{
			$sql = 'SELECT user_id as id, username as name, user_colour as colour
				FROM ' . USERS_TABLE . '
				WHERE ' . $db->sql_in_set('user_id', array_map('intval', array_keys($address_list['u'])));
			$result['u'] = $db->sql_query($sql);
		}

		if (!empty($address_list['g']))
		{
			$sql = 'SELECT group_id as id, group_name as name, group_colour as colour, group_type
				FROM ' . GROUPS_TABLE . '
				WHERE group_receive_pm = 1
					AND ' . $db->sql_in_set('group_id', array_map('intval', array_keys($address_list['g'])));
			$result['g'] = $db->sql_query($sql);
		}

		$u = $g = array();
		$_types = array('u', 'g');
		foreach ($_types as $type)
		{
			if (isset($result[$type]) && $result[$type])
			{
				while ($row = $db->sql_fetchrow($result[$type]))
				{
					if ($type == 'g')
					{
						$row['name'] = ($row['group_type'] == GROUP_SPECIAL) ? $user->lang['G_' . $row['name']] : $row['name'];
					}
					
					${$type}[$row['id']] = array('name' => $row['name'], 'colour' => $row['colour']);
				}
				$db->sql_freeresult($result[$type]);
			}
		}

		// Now Build the address list
		$plain_address_field = '';
		foreach ($address_list as $type => $adr_ary)
		{
			foreach ($adr_ary as $id => $field)
			{
				if (!isset(${$type}[$id]))
				{
					unset($address_list[$type][$id]);
					continue;
				}

				$field = ($field == 'to') ? 'to' : 'bcc';
				$type = ($type == 'u') ? 'u' : 'g';
				$id = (int) $id;

				$tpl_ary = array(
					'IS_GROUP'	=> ($type == 'g') ? true : false,
					'IS_USER'	=> ($type == 'u') ? true : false,
					'UG_ID'		=> $id,
					'NAME'		=> ${$type}[$id]['name'],
					'COLOUR'	=> (${$type}[$id]['colour']) ? '#' . ${$type}[$id]['colour'] : '',
					'TYPE'		=> $type,
				);

				if ($type == 'u')
				{
					$tpl_ary = array_merge($tpl_ary, array(
						'U_VIEW'		=> get_username_string('profile', $id, ${$type}[$id]['name'], ${$type}[$id]['colour']),
						'NAME_FULL'		=> get_username_string('full', $id, ${$type}[$id]['name'], ${$type}[$id]['colour']),
					));
				}
				else
				{
					$tpl_ary = array_merge($tpl_ary, array(
						'U_VIEW'		=> append_sid("{$phpbb_root_path}memberlist.$phpEx", 'mode=group&g=' . $id),
					));
				}

				$template->assign_block_vars($field . '_recipient', $tpl_ary);
			}
		}
	}

	// Build hidden address list
	$s_hidden_address_field = '';
	foreach ($address_list as $type => $adr_ary)
	{
		foreach ($adr_ary as $id => $field)
		{
			$s_hidden_address_field .= '<input type="hidden" name="address_list[' . (($type == 'u') ? 'u' : 'g') . '][' . (int) $id . ']" value="' . (($field == 'to') ? 'to' : 'bcc') . '" />';
		}
	}

	$bbcode_checked		= (isset($enable_bbcode)) ? !$enable_bbcode : (($config['allow_bbcode'] && $auth->acl_get('u_pm_bbcode')) ? !$user->optionget('bbcode') : 1);
	$smilies_checked	= (isset($enable_smilies)) ? !$enable_smilies : (($config['allow_smilies'] && $auth->acl_get('u_pm_smilies')) ? !$user->optionget('smilies') : 1);
	$urls_checked		= (isset($enable_urls)) ? !$enable_urls : 0;
	$sig_checked		= $enable_sig;

	switch ($action)
	{
		case 'post':
			$page_title = $user->lang['POST_NEW_PM'];
		break;

		case 'quote':
			$page_title = $user->lang['POST_QUOTE_PM'];
		break;

		case 'quotepost':
			$page_title = $user->lang['POST_PM_POST'];
		break;

		case 'reply':
			$page_title = $user->lang['POST_REPLY_PM'];
		break;

		case 'edit':
			$page_title = $user->lang['POST_EDIT_PM'];
		break;

		case 'forward':
			$page_title = $user->lang['POST_FORWARD_PM'];
		break;

		default:
			trigger_error('NO_ACTION_MODE', E_USER_ERROR);
	}

	$s_hidden_fields = '<input type="hidden" name="lastclick" value="' . $current_time . '" />';
	$s_hidden_fields .= (isset($check_value)) ? '<input type="hidden" name="status_switch" value="' . $check_value . '" />' : '';
	$s_hidden_fields .= ($draft_id || isset($_REQUEST['draft_loaded'])) ? '<input type="hidden" name="draft_loaded" value="' . ((isset($_REQUEST['draft_loaded'])) ? intval($_REQUEST['draft_loaded']) : $draft_id) . '" />' : '';

	$form_enctype = (@ini_get('file_uploads') == '0' || strtolower(@ini_get('file_uploads')) == 'off' || @ini_get('file_uploads') == '0' || !$config['allow_pm_attach'] || !$auth->acl_get('u_pm_attach')) ? '' : ' enctype="multipart/form-data"';

	// Start assigning vars for main posting page ...
	$template->assign_vars(array(
		'L_POST_A'					=> $page_title,
		'L_ICON'					=> $user->lang['PM_ICON'],
		'L_MESSAGE_BODY_EXPLAIN'	=> (intval($config['max_post_chars'])) ? sprintf($user->lang['MESSAGE_BODY_EXPLAIN'], intval($config['max_post_chars'])) : '',

		'SUBJECT'				=> (isset($message_subject)) ? $message_subject : '',
		'MESSAGE'				=> $message_text,
		'BBCODE_STATUS'			=> ($bbcode_status) ? sprintf($user->lang['BBCODE_IS_ON'], '<a href="' . append_sid("{$phpbb_root_path}faq.$phpEx", 'mode=bbcode') . '">', '</a>') : sprintf($user->lang['BBCODE_IS_OFF'], '<a href="' . append_sid("{$phpbb_root_path}faq.$phpEx", 'mode=bbcode') . '">', '</a>'),
		'IMG_STATUS'			=> ($img_status) ? $user->lang['IMAGES_ARE_ON'] : $user->lang['IMAGES_ARE_OFF'],
		'FLASH_STATUS'			=> ($flash_status) ? $user->lang['FLASH_IS_ON'] : $user->lang['FLASH_IS_OFF'],
		'SMILIES_STATUS'		=> ($smilies_status) ? $user->lang['SMILIES_ARE_ON'] : $user->lang['SMILIES_ARE_OFF'],
		'URL_STATUS'			=> ($url_status) ? $user->lang['URL_IS_ON'] : $user->lang['URL_IS_OFF'],
		'MINI_POST_IMG'			=> $user->img('icon_post_target', $user->lang['PM']),
		'ERROR'					=> (sizeof($error)) ? implode('<br />', $error) : '',

		'S_EDIT_POST'			=> ($action == 'edit'),
		'S_SHOW_PM_ICONS'		=> $s_pm_icons,
		'S_BBCODE_ALLOWED'		=> $bbcode_status,
		'S_BBCODE_CHECKED'		=> ($bbcode_checked) ? ' checked="checked"' : '',
		'S_SMILIES_ALLOWED'		=> $smilies_status,
		'S_SMILIES_CHECKED'		=> ($smilies_checked) ? ' checked="checked"' : '',
		'S_SIG_ALLOWED'			=> ($config['allow_sig'] && $auth->acl_get('u_sig')),
		'S_SIGNATURE_CHECKED'	=> ($sig_checked) ? ' checked="checked"' : '',
		'S_LINKS_ALLOWED'		=> $url_status,
		'S_MAGIC_URL_CHECKED'	=> ($urls_checked) ? ' checked="checked"' : '',
		'S_SAVE_ALLOWED'		=> $auth->acl_get('u_savedrafts'),
		'S_HAS_DRAFTS'			=> ($auth->acl_get('u_savedrafts') && $drafts),
		'S_FORM_ENCTYPE'		=> $form_enctype,

		'S_BBCODE_IMG'			=> $img_status,
		'S_BBCODE_FLASH'		=> $flash_status,
		'S_BBCODE_QUOTE'		=> true,
		'S_BBCODE_URL'			=> $url_status,

		'S_POST_ACTION'				=> $s_action,
		'S_HIDDEN_ADDRESS_FIELD'	=> $s_hidden_address_field,
		'S_HIDDEN_FIELDS'			=> $s_hidden_fields,

		'S_CLOSE_PROGRESS_WINDOW'	=> isset($_POST['add_file']),
		'U_PROGRESS_BAR'			=> append_sid("{$phpbb_root_path}posting.$phpEx", 'f=0&amp;mode=popup'),
		'UA_PROGRESS_BAR'			=> append_sid("{$phpbb_root_path}posting.$phpEx", 'f=0&mode=popup', false),
		)
	);

	// Build custom bbcodes array
	display_custom_bbcodes();

	// Attachment entry
	if ($auth->acl_get('u_pm_attach') && $config['allow_pm_attach'] && $form_enctype)
	{
		posting_gen_attachment_entry($attachment_data, $filename_data);
	}
}

/**
* For composing messages, handle list actions
*/
function handle_message_list_actions(&$address_list, $remove_u, $remove_g, $add_to, $add_bcc)
{
	global $auth, $db;

	// Delete User [TO/BCC]
	if ($remove_u)
	{
		$remove_user_id = array_keys($_REQUEST['remove_u']);
		unset($address_list['u'][(int) $remove_user_id[0]]);
	}

	// Delete Group [TO/BCC]
	if ($remove_g)
	{
		$remove_group_id = array_keys($_REQUEST['remove_g']);
		unset($address_list['g'][(int) $remove_group_id[0]]);
	}

	// Add User/Group [TO]
	if ($add_to || $add_bcc)
	{
		$type = ($add_to) ? 'to' : 'bcc';

		// Add Selected Groups
		$group_list = request_var('group_list', array(0));

		if (sizeof($group_list))
		{
			foreach ($group_list as $group_id)
			{
				$address_list['g'][$group_id] = $type;
			}
		}

		// User ID's to add...
		$user_id_ary = array();

		// Build usernames to add
		$usernames = (isset($_REQUEST['username'])) ? array(request_var('username', '', true)) : array();
		$username_list = request_var('username_list', '', true);
		if ($username_list)
		{
			$usernames = array_merge($usernames, explode("\n", $username_list));
		}

		// Reveal the correct user_ids
		if (sizeof($usernames))
		{
			$user_id_ary = array();
			user_get_id_name($user_id_ary, $usernames);
		}

		// Add Friends if specified
		$friend_list = (is_array($_REQUEST['add_' . $type])) ? array_map('intval', array_keys($_REQUEST['add_' . $type])) : array();
		$user_id_ary = array_merge($user_id_ary, $friend_list);

		foreach ($user_id_ary as $user_id)
		{
			if ($user_id == ANONYMOUS)
			{
				continue;
			}

			$address_list['u'][$user_id] = $type;
		}
	}

	// Check for disallowed recipients
	if (!empty($address_list['u']))
	{
		// We need to check their PM status (do they want to receive PM's?)
		// Only check if not a moderator or admin, since they are allowed to override this user setting
		if (!$auth->acl_gets('a_', 'm_') && !$auth->acl_getf_global('m_'))
		{
			$sql = 'SELECT user_id
				FROM ' . USERS_TABLE . '
				WHERE ' . $db->sql_in_set('user_id', array_keys($address_list['u'])) . '
					AND user_allow_pm = 0';
			$result = $db->sql_query($sql);

			while ($row = $db->sql_fetchrow($result))
			{
				unset($address_list['u'][$row['user_id']]);
			}
			$db->sql_freeresult($result);
		}
	}
}

/**
* Return number of private message recipients
*/
function num_recipients($address_list)
{
	$num_recipients = 0;

	foreach ($address_list as $field => $adr_ary)
	{
		$num_recipients += sizeof($adr_ary);
	}

	return $num_recipients;
}

/**
* Get recipient at position 'pos'
*/
function get_recipient_pos($address_list, $position = 1)
{
	$recipient = array();

	$count = 1;
	foreach ($address_list as $field => $adr_ary)
	{
		foreach ($adr_ary as $id => $type)
		{
			if ($count == $position)
			{
				$recipient[$field][$id] = $type;
				break 2;
			}
			$count++;
		}
	}

	return $recipient;
}

?>