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Fix formspec escaping, add escaping to info.txt for texture packs.

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This commit is contained in:
Novatux 2013-08-14 20:21:39 +02:00 committed by Kahrl
parent a97c085e9e
commit 7921fe2cd1
5 changed files with 45 additions and 90 deletions
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12
builtin/mainmenu.lua
View File

@ -39,11 +39,11 @@ function menu.render_favorite(spec,render_details)
local text = ""
if spec.name ~= nil then
text = text .. fs_escape_string(spec.name:trim())
text = text .. engine.formspec_escape(spec.name:trim())
-- if spec.description ~= nil and
-- fs_escape_string(spec.description):trim() ~= "" then
-- text = text .. " (" .. fs_escape_string(spec.description) .. ")"
-- engine.formspec_escape(spec.description):trim() ~= "" then
-- text = text .. " (" .. engine.formspec_escape(spec.description) .. ")"
-- end
else
if spec.address ~= nil then
@ -93,7 +93,7 @@ function menu.render_favorite(spec,render_details)
string.format("%03d",spec.clients_max) .. " "
end
return playercount .. fs_escape_string(details) .. text
return playercount .. engine.formspec_escape(details) .. text
end
--------------------------------------------------------------------------------
@ -900,7 +900,7 @@ function tabbuilder.tab_multiplayer()
if menu.fav_selected ~= nil and
menu.favorites[menu.fav_selected].description ~= nil then
retval = retval ..
fs_escape_string(menu.favorites[menu.fav_selected].description,true)
engine.formspec_escape(menu.favorites[menu.fav_selected].description,true)
end
retval = retval ..
@ -1040,7 +1040,7 @@ function tabbuilder.tab_TP()
menu.render_TP_list(TPlist) ..
";" .. index .. "]" ..
"image[0.65,0.25;4.0,3.7;"..(menu.TPscreen or no_screenshot).."]"..
"textarea[1.0,3.25;3.7,1.5;;"..(menu.TPinfo or "")..";]"
"textarea[1.0,3.25;3.7,1.5;;"..engine.formspec_escape(menu.TPinfo or "")..";]"
end
--------------------------------------------------------------------------------

7
builtin/misc.lua
View File

@ -99,10 +99,3 @@ function minetest.setting_get_pos(name)
return minetest.string_to_pos(value)
end
function minetest.formspec_escape(str)
str = string.gsub(str, "\\", "\\\\")
str = string.gsub(str, "%[", "\\[")
str = string.gsub(str, "%]", "\\]")
return str
end

47
builtin/misc_helpers.lua
View File

@ -184,6 +184,18 @@ function cleanup_path(temppath)
return temppath
end
local tbl = engine or minetest
function tbl.formspec_escape(text)
if text ~= nil then
text = string.gsub(text,"\\","\\\\")
text = string.gsub(text,"%]","\\]")
text = string.gsub(text,"%[","\\[")
text = string.gsub(text,";","\\;")
text = string.gsub(text,",","\\,")
end
return text
end
--------------------------------------------------------------------------------
-- mainmenu only functions
--------------------------------------------------------------------------------
@ -197,41 +209,7 @@ if engine ~= nil then
return nil
end
--------------------------------------------------------------------------------
function fs_escape_string(text)
if text ~= nil then
while (text:find("\r\n") ~= nil) do
local newtext = text:sub(1,text:find("\r\n")-1)
newtext = newtext .. " " .. text:sub(text:find("\r\n")+3)
text = newtext
end
while (text:find("\n") ~= nil) do
local newtext = text:sub(1,text:find("\n")-1)
newtext = newtext .. " " .. text:sub(text:find("\n")+1)
text = newtext
end
while (text:find("\r") ~= nil) do
local newtext = text:sub(1,text:find("\r")-1)
newtext = newtext .. " " .. text:sub(text:find("\r")+1)
text = newtext
end
text = string.gsub(text,"\\","\\\\")
text = string.gsub(text,"%]","\\]")
text = string.gsub(text,"%[","\\[")
text = string.gsub(text,";","\\;")
text = string.gsub(text,",","\\,")
end
return text
end
end
--------------------------------------------------------------------------------
-- core only fct
--------------------------------------------------------------------------------
@ -241,3 +219,4 @@ if minetest ~= nil then
return "(" .. pos.x .. "," .. pos.y .. "," .. pos.z .. ")"
end
end

4
builtin/modstore.lua
View File

@ -233,12 +233,12 @@ function modstore.getmodlist(list)
--title + author
retval = retval .."label[2.75," .. screenshot_ypos .. ";" ..
fs_escape_string(details.title) .. " (" .. details.author .. ")]"
engine.formspec_escape(details.title) .. " (" .. details.author .. ")]"
--description
local descriptiony = screenshot_ypos + 0.5
retval = retval .. "textarea[3," .. descriptiony .. ";6.5,1.55;;" ..
fs_escape_string(details.description) .. ";]"
engine.formspec_escape(details.description) .. ";]"
--rating
local ratingy = screenshot_ypos + 0.6
retval = retval .."label[10.1," .. ratingy .. ";Rating: " .. details.rating .."]"

65
src/guiFormSpecMenu.cpp
View File

@ -143,51 +143,34 @@ int GUIFormSpecMenu::getListboxIndex(std::string listboxname) {
return -1;
}
std::vector<std::string> split(const std::string &s, char delim, bool escape=false) {
std::vector<std::string> split(const std::string &s, char delim) {
std::vector<std::string> tokens;
if (!escape) {
int startpos = 0;
size_t nextpos = s.find(delim);
while(nextpos != std::string::npos) {
std::string toadd = s.substr(startpos,nextpos-startpos);
tokens.push_back(toadd);
startpos = nextpos+1;
nextpos = s.find(delim,nextpos+1);
std::string current = "";
bool last_was_escape = false;
for(unsigned int i=0; i < s.size(); i++) {
if (last_was_escape) {
current += '\\';
current += s.c_str()[i];
last_was_escape = false;
}
//push last element
tokens.push_back(s.substr(startpos));
}
else {
std::string current = "";
current += s.c_str()[0];
bool last_was_escape = false;
for(unsigned int i=1; i < s.size(); i++) {
if (last_was_escape) {
current += '\\';
else {
if (s.c_str()[i] == delim) {
tokens.push_back(current);
current = "";
last_was_escape = false;
}
else if (s.c_str()[i] == '\\'){
last_was_escape = true;
}
else {
current += s.c_str()[i];
last_was_escape = false;
}
else {
if (s.c_str()[i] == delim) {
tokens.push_back(current);
current = "";
last_was_escape = false;
}
else if (s.c_str()[i] == '\\'){
last_was_escape = true;
}
else {
current += s.c_str()[i];
last_was_escape = false;
}
}
}
//push last element
tokens.push_back(current);
}
//push last element
tokens.push_back(current);
return tokens;
}
@ -518,7 +501,7 @@ void GUIFormSpecMenu::parseTextList(parserData* data,std::string element) {
std::vector<std::string> v_pos = split(parts[0],',');
std::vector<std::string> v_geom = split(parts[1],',');
std::string name = parts[2];
std::vector<std::string> items = split(parts[3],',',true);
std::vector<std::string> items = split(parts[3],',');
std::string str_initial_selection = "";
std::string str_transparent = "false";
@ -911,7 +894,7 @@ void GUIFormSpecMenu::parseTextArea(parserData* data,std::vector<std::string>& p
}
void GUIFormSpecMenu::parseField(parserData* data,std::string element,std::string type) {
std::vector<std::string> parts = split(element,';',true);
std::vector<std::string> parts = split(element,';');
if (parts.size() == 3) {
parseSimpleField(data,parts);
@ -1275,7 +1258,7 @@ void GUIFormSpecMenu::parseElement(parserData* data,std::string element) {
if (element == "")
return;
std::vector<std::string> parts = split(element,'[', true);
std::vector<std::string> parts = split(element,'[');
// ugly workaround to keep compatibility
if (parts.size() > 2) {
@ -1428,7 +1411,7 @@ void GUIFormSpecMenu::regenerateGui(v2u32 screensize)
m_boxes.clear();
std::vector<std::string> elements = split(m_formspec_string,']',true);
std::vector<std::string> elements = split(m_formspec_string,']');
for (unsigned int i=0;i< elements.size();i++) {
parseElement(&mydata,elements[i]);