libreoffice-online/wsd/FileServerUtil.cpp

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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
/*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*/
#include <config.h>
#include <Poco/JSON/Object.h>
#include "FileServer.hpp"
std::string FileServerRequestHandler::uiDefaultsToJSON(const std::string& uiDefaults)
{
static std::string previousUIDefaults;
static std::string previousJSON("{}");
// early exit if we are serving the same thing
if (uiDefaults == previousUIDefaults)
return previousJSON;
Poco::JSON::Object json;
Poco::JSON::Object textDefs;
Poco::JSON::Object spreadsheetDefs;
Poco::JSON::Object presentationDefs;
StringVector tokens(Util::tokenize(uiDefaults, ';'));
for (const auto& token : tokens)
{
StringVector keyValue(Util::tokenize(tokens.getParam(token), '='));
Poco::JSON::Object* currentDef = nullptr;
std::string key;
// detect the UIMode or component
if (keyValue[0] == "UIMode")
{
if (keyValue[1] == "classic" || keyValue[1] == "notebookbar")
json.set("uiMode", keyValue[1]);
else
LOG_WRN("unknown UIMode value " << keyValue[1]);
continue;
}
else if (Util::startsWith(keyValue[0], "Text"))
{
currentDef = &textDefs;
key = keyValue[0].substr(4);
}
else if (Util::startsWith(keyValue[0], "Spreadsheet"))
{
currentDef = &spreadsheetDefs;
key = keyValue[0].substr(11);
}
else if (Util::startsWith(keyValue[0], "Presentation"))
{
currentDef = &presentationDefs;
key = keyValue[0].substr(12);
}
else
{
LOG_WRN("unknown UI default's component " << keyValue[0]);
continue;
}
assert(currentDef);
// detect the actual UI widget we want to hide or show
if (key == "Ruler" || key == "Sidebar" || key == "Statusbar")
{
bool value(true);
if (keyValue[1] == "false" || keyValue[1] == "False" || keyValue[1] == "0")
value = false;
currentDef->set("Show" + key, value);
}
else
{
LOG_WRN("unknown UI default " << keyValue[0]);
continue;
}
}
if (textDefs.size() > 0)
json.set("text", textDefs);
if (spreadsheetDefs.size() > 0)
json.set("spreadsheet", spreadsheetDefs);
if (presentationDefs.size() > 0)
json.set("presentation", presentationDefs);
std::ostringstream oss;
Poco::JSON::Stringifier::stringify(json, oss);
previousUIDefaults = uiDefaults;
previousJSON = oss.str();
return previousJSON;
}
std::string FileServerRequestHandler::cssVarsToStyle(const std::string& cssVars)
{
static std::string previousVars;
static std::string previousStyle("");
// early exit if we are serving the same thing
if (cssVars == previousVars)
return previousStyle;
std::ostringstream styleOSS;
styleOSS << "<style>:root {";
StringVector tokens(Util::tokenize(cssVars, ';'));
for (const auto& token : tokens)
{
StringVector keyValue(Util::tokenize(tokens.getParam(token), '='));
if (keyValue.size() < 2)
{
LOG_WRN("Skipping the token [" << tokens.getParam(token) << "] since it does not have '='");
continue;
}
else if (keyValue.size() > 2)
{
LOG_WRN("Skipping the token [" << tokens.getParam(token) << "] since it has more than one '=' pair");
continue;
}
styleOSS << keyValue[0] << ":" << keyValue[1] << ";";
}
styleOSS << "}</style>";
previousVars = cssVars;
previousStyle = styleOSS.str();
return previousStyle;
}
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */