acp_styles.php

这些都是我以前学习是用到的源码

				// notify the user if the template was not stored in the db before his modification
				if (!$theme_info['theme_storedb'])
				{
					add_log('admin', 'LOG_THEME_EDIT_DETAILS', $theme_info['theme_name']);
					$message .= '<br />' . $user->lang['EDIT_THEME_STORED_DB'];
				}
			}

			$cache->destroy('sql', STYLES_THEME_TABLE);
			add_log('admin', ($add_custom) ? 'LOG_THEME_EDIT_ADD' : 'LOG_THEME_EDIT', $theme_info['theme_name'], ($add_custom) ? $custom_class : $edit_class);

			trigger_error($message . adm_back_link($this->u_action . "&amp;action=edit&amp;id=$theme_id&amp;css_class=$edit_class&amp;showcss=$show_css&amp;text_rows=$text_rows"));
		}
		unset($matches);

		$s_hidden_fields['css_class'] = $edit_class;

		$template->assign_vars(array(
			'S_HIDDEN_FIELDS'	=> build_hidden_fields($s_hidden_fields),

			'U_SWATCH'			=> append_sid("{$phpbb_admin_path}swatch.$phpEx", 'form=acp_theme') . '&amp;name=',
			'UA_SWATCH'			=> append_sid("{$phpbb_admin_path}swatch.$phpEx", 'form=acp_theme', false) . '&name=',

			'CSS_DATA'			=> htmlspecialchars($css_data))
		);
	}


	/**
	* Edit imagesets
	*
	* @param int $imageset_id specifies which imageset is being edited
	*/
	function edit_imageset($imageset_id)
	{
		global $db, $user, $phpbb_root_path, $cache, $template;

		$this->page_title = 'EDIT_IMAGESET';
		$update		= (isset($_POST['update'])) ? true : false;
		$imgname	= request_var('imgname', '');
		$imgpath	= request_var('imgpath', '');
		$imgsize	= request_var('imgsize', false);
		$imgwidth	= request_var('imgwidth', 0);

		$imgname	= preg_replace('#[^a-z0-9\-+_]#i', '', $imgname);
		$imgpath	= str_replace('..', '.', $imgpath);

		if ($imageset_id)
		{
			$sql_select = ($imgname) ? ", $imgname" : '';

			$sql = "SELECT imageset_path, imageset_name, imageset_copyright$sql_select
				FROM " . STYLES_IMAGESET_TABLE . "
				WHERE imageset_id = $imageset_id";
			$result = $db->sql_query($sql);
			$imageset_row = $db->sql_fetchrow($result);
			$db->sql_freeresult($result);

			if (!$imageset_row)
			{
				trigger_error($user->lang['NO_IMAGESET'] . adm_back_link($this->u_action), E_USER_WARNING);
			}
			extract($imageset_row);

			// Check to see whether the selected image exists in the table
			$valid_name = ($update) ? false : true;

			foreach ($this->imageset_keys as $category => $img_ary)
			{
				if (in_array($imgname, $img_ary))
				{
					$valid_name = true;
					break;
				}
			}

			if ($update && $imgpath)
			{
				if ($valid_name)
				{
					// If imgwidth and imgheight are non-zero grab the actual size
					// from the image itself ... we ignore width settings for the poll center
					// image
					$imgwidth = $imgheight = '';
					if ($imgsize)
					{
						list($imgwidth, $imgheight) = getimagesize("{$phpbb_root_path}styles/$imageset_path/imageset/$imgpath");
						$imgheight = '*' . $imgheight;
						$imgwidth = ($imgname != 'poll_center') ? '*' . $imgwidth : '';
					}

					$imgpath = preg_replace('/^([^\/]+\/)/', '{LANG}/', $imgpath) . $imgheight . $imgwidth;

					$sql = 'UPDATE ' . STYLES_IMAGESET_TABLE . "
						SET $imgname = '" . $db->sql_escape($imgpath) . "'
						WHERE imageset_id = $imageset_id";
					$db->sql_query($sql);

					$cache->destroy('sql', STYLES_IMAGESET_TABLE);

					add_log('admin', 'LOG_IMAGESET_EDIT', $imageset_name);

					$template->assign_var('SUCCESS', true);
					$$imgname = $imgpath;
				}
			}
		}

		// Generate list of image options
		$img_options = '';
		foreach ($this->imageset_keys as $category => $img_ary)
		{
			$template->assign_block_vars('category', array(
				'NAME'			=> $user->lang['IMG_CAT_' . strtoupper($category)]
			));

			foreach ($img_ary as $img)
			{
				$template->assign_block_vars('category.images', array(
					'SELECTED'			=> ($img == $imgname),
					'VALUE'				=> $img,
					'TEXT'				=> (($category == 'custom') ? $img : $user->lang['IMG_' . strtoupper($img)])
				));
			}
		}

		// TODO
		// Check whether localised buttons exist in admins language first
		// Clean up this code
		$imglang = '';
		$imagesetlist = array('nolang' => array(), 'lang' => array());

		$dir = "{$phpbb_root_path}styles/$imageset_path/imageset";
		$dp = opendir($dir);
		while (($file = readdir($dp)) !== false)
		{
			if (!is_file($dir . '/' . $file) && !is_link($dir . '/' . $file) && $file[0] != '.' && strtoupper($file) != 'CVS' && !sizeof($imagesetlist['lang']))
			{
				$dp2 = opendir("$dir/$file");
				while (($file2 = readdir($dp2)) !== false)
				{
					$imglang = $file;
					if (preg_match('#\.(?:gif|jpg|png)$#', $file2))
					{
						$imagesetlist['lang'][] = "$file/$file2";
					}
				}
				closedir($dp2);
			}
			else if (preg_match('#\.(?:gif|jpg|png)$#', $file))
			{
				$imagesetlist['nolang'][] = $file;
			}
		}
		closedir($dp);

		// Make sure the list of possible images is sorted alphabetically
		sort($imagesetlist['nolang']);
		sort($imagesetlist['lang']);

		$imagesetlist_options = '';
		foreach ($imagesetlist as $type => $img_ary)
		{
			$template->assign_block_vars('imagesetlist', array(
				'TYPE'	=> ($type == 'lang')
			));
			foreach ($img_ary as $img)
			{
				$imgtext = preg_replace('/^([^\/]+\/)/', '', $img);
				$selected = (!empty($imgname) && strpos($$imgname, $imgtext) !== false);
				if ($selected)
				{
					$template->assign_var('IMAGE_SELECT', true);
				}
				$template->assign_block_vars('imagesetlist.images', array(
					'SELECTED'			=> $selected,
					'TEXT'				=> $imgtext,
					'VALUE'				=> htmlspecialchars($img)
				));
			}
		}

		$imgsize_bool = (!empty($imgname) && ($imgsize || preg_match('#\*\d+#', $$imgname))) ? true : false;

		$img_info = (!empty($imgname)) ? explode('*', $$imgname) : array();

		$template->assign_vars(array(
			'S_EDIT_IMAGESET'	=> true,
			'L_TITLE'			=> $user->lang[$this->page_title],
			'L_EXPLAIN'			=> $user->lang[$this->page_title . '_EXPLAIN'],
			'IMAGE_OPTIONS'		=> $img_options,
			'IMAGELIST_OPTIONS'	=> $imagesetlist_options,
			'IMAGE_SIZE'		=> $imgsize_bool,
			'IMAGE_REQUEST'		=> (!empty($img_info[0])) ? '../styles/' . $imageset_path . '/imageset/' . str_replace('{LANG}', $imglang, $img_info[0]) : '',
			'U_ACTION'			=> $this->u_action . "&amp;action=edit&amp;id=$imageset_id",
			'U_BACK'			=> $this->u_action,
			'NAME'				=> $imageset_name,
			'ERROR'				=> !$valid_name
		));
	}

	/**
	* Remove style/template/theme/imageset
	*/
	function remove($mode, $style_id)
	{
		global $db, $template, $user, $phpbb_root_path, $cache, $config;

		$new_id = request_var('new_id', 0);
		$update = (isset($_POST['update'])) ? true : false;

		switch ($mode)
		{
			case 'style':
				$sql_from = STYLES_TABLE;
				$sql_select = 'style_name';
			break;

			case 'template':
				$sql_from = STYLES_TEMPLATE_TABLE;
				$sql_select = 'template_name, template_path, template_storedb';
			break;

			case 'theme':
				$sql_from = STYLES_THEME_TABLE;
				$sql_select = 'theme_name, theme_path, theme_storedb';
			break;

			case 'imageset':
				$sql_from = STYLES_IMAGESET_TABLE;
				$sql_select = 'imageset_name, imageset_path';
			break;
		}

		$l_prefix = strtoupper($mode);

		$sql = "SELECT $sql_select
			FROM $sql_from
			WHERE {$mode}_id = $style_id";
		$result = $db->sql_query($sql);
		$style_row = $db->sql_fetchrow($result);
		$db->sql_freeresult($result);

		if (!$style_row)
		{
			trigger_error($user->lang['NO_' . $l_prefix] . adm_back_link($this->u_action), E_USER_WARNING);
		}

		$sql = "SELECT {$mode}_id, {$mode}_name
			FROM $sql_from
			WHERE {$mode}_id <> $style_id
			ORDER BY {$mode}_name ASC";
		$result = $db->sql_query($sql);

		$s_options = '';

		if ($row = $db->sql_fetchrow($result))
		{
			do
			{
				$s_options .= '<option value="' . $row[$mode . '_id'] . '">' . $row[$mode . '_name'] . '</option>';
			}
			while ($row = $db->sql_fetchrow($result));
		}
		else
		{
			trigger_error($user->lang['ONLY_' . $l_prefix] . adm_back_link($this->u_action), E_USER_WARNING);
		}
		$db->sql_freeresult($result);

		if ($update)
		{
			$sql = "DELETE FROM $sql_from
				WHERE {$mode}_id = $style_id";
			$db->sql_query($sql);

			if ($mode == 'style')
			{
				$sql = 'UPDATE ' . USERS_TABLE . "
					SET user_style = $new_id
					WHERE user_style = $style_id";
				$db->sql_query($sql);

				$sql = 'UPDATE ' . FORUMS_TABLE . "
					SET forum_style = $new_id
					WHERE forum_style = $style_id";
				$db->sql_query($sql);

				if ($style_id == $config['default_style'])
				{
					set_config('default_style', $new_id);
				}
			}
			else
			{
				$sql = 'UPDATE ' . STYLES_TABLE . "
					SET {$mode}_id = $new_id
					WHERE {$mode}_id = $style_id";
				$db->sql_query($sql);
			}

			$cache->destroy('sql', STYLES_TABLE);

			add_log('admin', 'LOG_' . $l_prefix . '_DELETE', $style_row[$mode . '_name']);
			$message = ($mode != 'style') ? $l_prefix . '_DELETED_FS' : $l_prefix . '_DELETED';
			trigger_error($user->lang[$message] . adm_back_link($this->u_action));
		}

		$this->page_title = 'DELETE_' . $l_prefix;

		$template->assign_vars(array(
			'S_DELETE'			=> true,
			'S_REPLACE_OPTIONS'	=> $s_options,

			'L_TITLE'			=> $user->lang[$this->page_title],
			'L_EXPLAIN'			=> $user->lang[$this->page_title . '_EXPLAIN'],
			'L_NAME'			=> $user->lang[$l_prefix . '_NAME'],
			'L_REPLACE'			=> $user->lang['REPLACE_' . $l_prefix],
			'L_REPLACE_EXPLAIN'	=> $user->lang['REPLACE_' . $l_prefix . '_EXPLAIN'],

			'U_ACTION'		=> $this->u_action . "&amp;action=delete&amp;id=$style_id",
			'U_BACK'		=> $this->u_action,

			'NAME'			=> $style_row[$mode . '_name'],
			)
		);
	}

	/**
	* Export style or style elements
	*/
	function export($mode, $style_id)
	{
		global $db, $template, $user, $phpbb_root_path, $cache, $phpEx, $config;

		$update = (isset($_POST['update'])) ? true : false;

		$inc_template = request_var('inc_template', 0);
		$inc_theme = request_var('inc_theme', 0);
		$inc_imageset = request_var('inc_imageset', 0);
		$store = request_var('store', 0);
		$format = request_var('format', '');

		$error = array();
		$methods = array('tar');

		$available_methods = array('tar.gz' => 'zlib', 'tar.bz2' => 'bz2', 'zip' => 'zlib');
		foreach ($available_methods as $type => $module)
		{
			if (!@extension_loaded($module))
			{
				continue;
			}

			$methods[] = $type;
		}

		if (!in_array($format, $methods))
		{
			$format = 'tar';
		}

		switch ($mode)
		{
			case 'style':
				if ($update && ($inc_template + $inc_theme + $inc_imageset) < 1)
				{
					$error[] = $user->lang['STYLE_ERR_MORE_ELEMENTS'];
				}

				$name = 'style_name';

				$sql_select = 's.style_id, s.style_name, s.style_copyright';
				$sql_select .= ($inc_template) ? ', t.*' : ', t.template_name';
				$sql_select .= ($inc_theme) ? ', c.*' : ', c.theme_name';
				$sql_select .= ($inc_imageset) ? ', i.*' : ', i.imageset_name';
				$sql_from = STYLES_TABLE . ' s, ' . STYLES_TEMPLATE_TABLE . ' t, ' . STYLES_THEME_TABLE . ' c, ' . STYLES_IMAGESET_TABLE . ' i';
				$sql_where = "s.style_id = $style_id AND t.template_id = s.template_id AND c.theme_id = s.theme_id AND i.imageset_id = s.imageset_id";

				$l_prefix = 'STYLE';
			break;

			case 'template':
				$name = 'template_name';

				$sql_select = '*';
				$sql_from = STYLES_TEMPLATE_TABLE;
				$sql_where = "template_id = $style_id";

				$l_prefix = 'TEMPLATE';
			break;

			case 'theme':
				$name = 'theme_name';

				$sql_select = '*';
				$sql_from = STYLES_THEME_TABLE;
				$sql_where = "theme_id = $style_id";

				$l_prefix = 'THEME';
			break;

			case 'imageset':
				$name = 'imageset_name';

				$sql_select = '*';
				$sql_from = STYLES_IMAGESET_TABLE;
				$sql_where = "imageset_id = $style_id";

				$l_prefix = 'IMAGESET';
			break;
		}

		if ($update && !sizeof($error))
		{
			$sql = "SELECT $sql_select
				FROM $sql_from
				WHERE $sql_where";
			$result = $db->sql_query($sql);
			$style_row = $db->sql_fetchrow($result);
			$db->sql_freeresult($result);

			if (!$style_row)
			{
				trigger_error($user->lang['NO_' . $l_prefix] . adm_back_link($this->u_action), E_USER_WARNING);
			}

			$var_ary = array('style_id', 'style_name', 'style_copyright', 'template_id', 'template_name', 'template_path', 'template_copyright', 'template_storedb', 'bbcode_bitfield', 'theme_id', 'theme_name', 'theme_path', 'theme_copyright', 'theme_storedb', 'theme_mtime', 'theme_data', 'imageset_id', 'imageset_name', 'imageset_path', 'imageset_copyright');

			foreach ($var_ary as $var)
			{
				if (!isset($style_row[$var]))
				{
					$style_row[$var] = '';
				}