diff options
Diffstat (limited to 'backends/networking/sdl_net/handlers/filespagehandler.cpp')
| -rw-r--r-- | backends/networking/sdl_net/handlers/filespagehandler.cpp | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/backends/networking/sdl_net/handlers/filespagehandler.cpp b/backends/networking/sdl_net/handlers/filespagehandler.cpp new file mode 100644 index 0000000000..01b40c3bcb --- /dev/null +++ b/backends/networking/sdl_net/handlers/filespagehandler.cpp @@ -0,0 +1,237 @@ +/* ScummVM - Graphic Adventure Engine + * + * ScummVM is the legal property of its developers, whose names + * are too numerous to list here. Please refer to the COPYRIGHT + * file distributed with this source distribution. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License + * as published by the Free Software Foundation; either version 2 + * of the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. + * + */ + +#include "backends/networking/sdl_net/handlers/filespagehandler.h" +#include "backends/networking/sdl_net/handlerutils.h" +#include "backends/networking/sdl_net/localwebserver.h" +#include "common/config-manager.h" +#include "common/translation.h" + +namespace Networking { + +#define INDEX_PAGE_NAME ".index.html" +#define FILES_PAGE_NAME ".files.html" + +FilesPageHandler::FilesPageHandler() {} + +FilesPageHandler::~FilesPageHandler() {} + +namespace { +Common::String encodeDoubleQuotes(Common::String s) { + Common::String result = ""; + for (uint32 i = 0; i < s.size(); ++i) + if (s[i] == '"') { + result += "\\\""; + } else { + result += s[i]; + } + return result; +} + +Common::String encodeHtmlEntities(Common::String s) { + Common::String result = ""; + for (uint32 i = 0; i < s.size(); ++i) + if (s[i] == '<') + result += "<"; + else if (s[i] == '>') + result += ">"; + else if (s[i] == '&') + result += "&"; + else if (s[i] > 0x7F) + result += Common::String::format("&#%d;", (int)s[i]); + else result += s[i]; + return result; +} + +Common::String getDisplayPath(Common::String s) { + Common::String result = ""; + for (uint32 i = 0; i < s.size(); ++i) + if (s[i] == '\\') + result += '/'; + else + result += s[i]; + if (result == "") + return "/"; + return result; +} +} + +bool FilesPageHandler::listDirectory(Common::String path, Common::String &content, const Common::String &itemTemplate) { + if (path == "" || path == "/") { + if (ConfMan.hasKey("rootpath", "cloud")) + addItem(content, itemTemplate, IT_DIRECTORY, "/root/", _("File system root")); + addItem(content, itemTemplate, IT_DIRECTORY, "/saves/", _("Saved games")); + return true; + } + + if (HandlerUtils::hasForbiddenCombinations(path)) + return false; + + Common::String prefixToRemove = "", prefixToAdd = ""; + if (!transformPath(path, prefixToRemove, prefixToAdd)) + return false; + + Common::FSNode node = Common::FSNode(path); + if (path == "/") + node = node.getParent(); // absolute root + + if (!HandlerUtils::permittedPath(node.getPath())) + return false; + + if (!node.isDirectory()) + return false; + + // list directory + Common::FSList _nodeContent; + if (!node.getChildren(_nodeContent, Common::FSNode::kListAll, false)) // do not show hidden files + _nodeContent.clear(); + else + Common::sort(_nodeContent.begin(), _nodeContent.end()); + + // add parent directory link + { + Common::String filePath = path; + if (filePath.hasPrefix(prefixToRemove)) + filePath.erase(0, prefixToRemove.size()); + if (filePath == "" || filePath == "/" || filePath == "\\") + filePath = "/"; + else + filePath = parentPath(prefixToAdd + filePath); + addItem(content, itemTemplate, IT_PARENT_DIRECTORY, filePath, _("Parent directory")); + } + + // fill the content + for (Common::FSList::iterator i = _nodeContent.begin(); i != _nodeContent.end(); ++i) { + Common::String name = i->getDisplayName(); + if (i->isDirectory()) + name += "/"; + + Common::String filePath = i->getPath(); + if (filePath.hasPrefix(prefixToRemove)) + filePath.erase(0, prefixToRemove.size()); + filePath = prefixToAdd + filePath; + + addItem(content, itemTemplate, detectType(i->isDirectory(), name), filePath, name); + } + + return true; +} + +FilesPageHandler::ItemType FilesPageHandler::detectType(bool isDirectory, const Common::String &name) { + if (isDirectory) + return IT_DIRECTORY; + if (name.hasSuffix(".txt")) + return IT_TXT; + if (name.hasSuffix(".zip")) + return IT_ZIP; + if (name.hasSuffix(".7z")) + return IT_7Z; + return IT_UNKNOWN; +} + +void FilesPageHandler::addItem(Common::String &content, const Common::String &itemTemplate, ItemType itemType, Common::String path, Common::String name, Common::String size) const { + Common::String item = itemTemplate, icon; + bool isDirectory = (itemType == IT_DIRECTORY || itemType == IT_PARENT_DIRECTORY); + switch (itemType) { + case IT_DIRECTORY: + icon = "dir.png"; + break; + case IT_PARENT_DIRECTORY: + icon = "up.png"; + break; + case IT_TXT: + icon = "txt.png"; + break; + case IT_ZIP: + icon = "zip.png"; + break; + case IT_7Z: + icon = "7z.png"; + break; + default: + icon = "unk.png"; + } + replace(item, "{icon}", icon); + replace(item, "{link}", (isDirectory ? "files?path=" : "download?path=") + LocalWebserver::urlEncodeQueryParameterValue(path)); + replace(item, "{name}", encodeHtmlEntities(name)); + replace(item, "{size}", size); + content += item; +} + +/// public + +void FilesPageHandler::handle(Client &client) { + Common::String response = + "<html>" \ + "<head><title>ScummVM</title></head>" \ + "<body>" \ + "<p>{create_directory_desc}</p>" \ + "<form action=\"create\">" \ + "<input type=\"hidden\" name=\"path\" value=\"{path}\"/>" \ + "<input type=\"text\" name=\"directory_name\" value=\"\"/>" \ + "<input type=\"submit\" value=\"{create_directory_button}\"/>" \ + "</form>" \ + "<hr/>" \ + "<p>{upload_file_desc}</p>" \ + "<form action=\"upload?path={path}\" method=\"post\" enctype=\"multipart/form-data\">" \ + "<input type=\"file\" name=\"upload_file-f\" allowdirs multiple/>" \ + "<span>{or_upload_directory_desc}</span>" \ + "<input type=\"file\" name=\"upload_file-d\" directory webkitdirectory multiple/>" \ + "<input type=\"submit\" value=\"{upload_file_button}\"/>" \ + "</form>" + "<hr/>" \ + "<h1>{index_of_directory}</h1>" \ + "<table>{content}</table>" \ + "</body>" \ + "</html>"; + Common::String itemTemplate = "<tr><td><img src=\"icons/{icon}\"/></td><td><a href=\"{link}\">{name}</a></td><td>{size}</td></tr>\n"; //TODO: load this template too? + + // load stylish response page from the archive + Common::SeekableReadStream *const stream = HandlerUtils::getArchiveFile(FILES_PAGE_NAME); + if (stream) + response = HandlerUtils::readEverythingFromStream(stream); + + Common::String path = client.queryParameter("path"); + Common::String content = ""; + + // show an error message if failed to list directory + if (!listDirectory(path, content, itemTemplate)) { + HandlerUtils::setFilesManagerErrorMessageHandler(client, _("ScummVM couldn't list the directory you specified.")); + return; + } + + //these occur twice: + replace(response, "{create_directory_button}", _("Create directory")); + replace(response, "{create_directory_button}", _("Create directory")); + replace(response, "{path}", encodeDoubleQuotes(client.queryParameter("path"))); + replace(response, "{path}", encodeDoubleQuotes(client.queryParameter("path"))); + replace(response, "{upload_files_button}", _("Upload files")); //tab + replace(response, "{upload_file_button}", _("Upload files")); //button in the tab + replace(response, "{create_directory_desc}", _("Type new directory name:")); + replace(response, "{upload_file_desc}", _("Select a file to upload:")); + replace(response, "{or_upload_directory_desc}", _("Or select a directory (works in Chrome only):")); + replace(response, "{index_of_directory}", Common::String::format(_("Index of %s"), encodeHtmlEntities(getDisplayPath(client.queryParameter("path"))).c_str())); + replace(response, "{content}", content); + LocalWebserver::setClientGetHandler(client, response); +} + +} // End of namespace Networking |