forked from Mirrorlandia_minetest/minetest
Make chat web links clickable (#11092)
If enabled in minetest.conf, provides colored, clickable (middle-mouse or ctrl-left-mouse) weblinks in chat output, to open the OS' default web browser.
This commit is contained in:
parent
e1b297a14b
commit
1805775f3d
@ -973,6 +973,12 @@ mute_sound (Mute sound) bool false
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[Client]
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# Clickable weblinks (middle-click or ctrl-left-click) enabled in chat console output.
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clickable_chat_weblinks (Chat weblinks) bool false
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# Optional override for chat weblink color.
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chat_weblink_color (Weblink color) string
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[*Network]
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# Address to connect to.
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@ -1155,6 +1155,14 @@
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# Client
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#
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# If enabled, http links in chat can be middle-clicked or ctrl-left-clicked to open the link in the OS's default web browser.
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# type: bool
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# clickable_chat_weblinks = false
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# If clickable_chat_weblinks is enabled, specify the color (as 24-bit hexadecimal) of weblinks in chat.
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# type: string
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# chat_weblink_color = #8888FF
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## Network
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# Address to connect to.
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@ -6551,3 +6551,12 @@ msgid ""
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"be queued.\n"
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"This should be lower than curl_parallel_limit."
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msgstr ""
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#: src/gui/guiChatConsole.cpp
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msgid "Opening webpage"
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msgstr ""
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#: src/gui/guiChatConsole.cpp
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msgid "Failed to open webpage"
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msgstr ""
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133
src/chat.cpp
133
src/chat.cpp
@ -35,6 +35,17 @@ ChatBuffer::ChatBuffer(u32 scrollback):
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if (m_scrollback == 0)
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m_scrollback = 1;
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m_empty_formatted_line.first = true;
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m_cache_clickable_chat_weblinks = false;
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// Curses mode cannot access g_settings here
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if (g_settings != nullptr) {
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m_cache_clickable_chat_weblinks = g_settings->getBool("clickable_chat_weblinks");
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if (m_cache_clickable_chat_weblinks) {
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std::string colorval = g_settings->get("chat_weblink_color");
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parseColorString(colorval, m_cache_chat_weblink_color, false, 255);
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m_cache_chat_weblink_color.setAlpha(255);
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}
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}
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}
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void ChatBuffer::addLine(const std::wstring &name, const std::wstring &text)
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@ -263,78 +274,144 @@ u32 ChatBuffer::formatChatLine(const ChatLine& line, u32 cols,
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//EnrichedString line_text(line.text);
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next_line.first = true;
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bool text_processing = false;
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// Set/use forced newline after the last frag in each line
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bool mark_newline = false;
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// Produce fragments and layout them into lines
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while (!next_frags.empty() || in_pos < line.text.size())
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{
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while (!next_frags.empty() || in_pos < line.text.size()) {
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mark_newline = false; // now using this to USE line-end frag
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// Layout fragments into lines
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while (!next_frags.empty())
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{
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while (!next_frags.empty()) {
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ChatFormattedFragment& frag = next_frags[0];
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if (frag.text.size() <= cols - out_column)
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{
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// Force newline after this frag, if marked
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if (frag.column == INT_MAX)
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mark_newline = true;
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if (frag.text.size() <= cols - out_column) {
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// Fragment fits into current line
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frag.column = out_column;
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next_line.fragments.push_back(frag);
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out_column += frag.text.size();
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next_frags.erase(next_frags.begin());
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}
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else
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{
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} else {
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// Fragment does not fit into current line
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// So split it up
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temp_frag.text = frag.text.substr(0, cols - out_column);
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temp_frag.column = out_column;
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//temp_frag.bold = frag.bold;
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temp_frag.weblink = frag.weblink;
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next_line.fragments.push_back(temp_frag);
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frag.text = frag.text.substr(cols - out_column);
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frag.column = 0;
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out_column = cols;
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}
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if (out_column == cols || text_processing)
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{
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if (out_column == cols || mark_newline) {
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// End the current line
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destination.push_back(next_line);
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num_added++;
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next_line.fragments.clear();
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next_line.first = false;
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out_column = text_processing ? hanging_indentation : 0;
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out_column = hanging_indentation;
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mark_newline = false;
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}
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}
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// Produce fragment
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if (in_pos < line.text.size())
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{
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u32 remaining_in_input = line.text.size() - in_pos;
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u32 remaining_in_output = cols - out_column;
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// Produce fragment(s) for next formatted line
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if (!(in_pos < line.text.size()))
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continue;
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const std::wstring &linestring = line.text.getString();
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u32 remaining_in_output = cols - out_column;
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size_t http_pos = std::wstring::npos;
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mark_newline = false; // now using this to SET line-end frag
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// Construct all frags for next output line
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while (!mark_newline) {
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// Determine a fragment length <= the minimum of
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// remaining_in_{in,out}put. Try to end the fragment
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// on a word boundary.
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u32 frag_length = 1, space_pos = 0;
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u32 frag_length = 0, space_pos = 0;
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u32 remaining_in_input = line.text.size() - in_pos;
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if (m_cache_clickable_chat_weblinks) {
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// Note: unsigned(-1) on fail
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http_pos = linestring.find(L"https://", in_pos);
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if (http_pos == std::wstring::npos)
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http_pos = linestring.find(L"http://", in_pos);
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if (http_pos != std::wstring::npos)
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http_pos -= in_pos;
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}
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while (frag_length < remaining_in_input &&
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frag_length < remaining_in_output)
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{
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if (iswspace(line.text.getString()[in_pos + frag_length]))
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frag_length < remaining_in_output) {
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if (iswspace(linestring[in_pos + frag_length]))
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space_pos = frag_length;
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++frag_length;
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}
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if (http_pos >= remaining_in_output) {
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// Http not in range, grab until space or EOL, halt as normal.
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// Note this works because (http_pos = npos) is unsigned(-1)
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mark_newline = true;
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} else if (http_pos == 0) {
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// At http, grab ALL until FIRST whitespace or end marker. loop.
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// If at end of string, next loop will be empty string to mark end of weblink.
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frag_length = 6; // Frag is at least "http://"
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// Chars to mark end of weblink
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// TODO? replace this with a safer (slower) regex whitelist?
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static const std::wstring delim_chars = L"\'\");,";
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wchar_t tempchar = linestring[in_pos+frag_length];
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while (frag_length < remaining_in_input &&
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!iswspace(tempchar) &&
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delim_chars.find(tempchar) == std::wstring::npos) {
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++frag_length;
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tempchar = linestring[in_pos+frag_length];
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}
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space_pos = frag_length - 1;
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// This frag may need to be force-split. That's ok, urls aren't "words"
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if (frag_length >= remaining_in_output) {
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mark_newline = true;
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}
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} else {
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// Http in range, grab until http, loop
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space_pos = http_pos - 1;
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frag_length = http_pos;
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}
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// Include trailing space in current frag
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if (space_pos != 0 && frag_length < remaining_in_input)
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frag_length = space_pos + 1;
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temp_frag.text = line.text.substr(in_pos, frag_length);
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temp_frag.column = 0;
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//temp_frag.bold = 0;
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// A hack so this frag remembers mark_newline for the layout phase
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temp_frag.column = mark_newline ? INT_MAX : 0;
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if (http_pos == 0) {
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// Discard color stuff from the source frag
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temp_frag.text = EnrichedString(temp_frag.text.getString());
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temp_frag.text.setDefaultColor(m_cache_chat_weblink_color);
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// Set weblink in the frag meta
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temp_frag.weblink = wide_to_utf8(temp_frag.text.getString());
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} else {
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temp_frag.weblink.clear();
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}
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next_frags.push_back(temp_frag);
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in_pos += frag_length;
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text_processing = true;
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remaining_in_output -= std::min(frag_length, remaining_in_output);
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}
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}
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// End the last line
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if (num_added == 0 || !next_line.fragments.empty())
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{
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if (num_added == 0 || !next_line.fragments.empty()) {
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destination.push_back(next_line);
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num_added++;
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}
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@ -57,6 +57,8 @@ struct ChatFormattedFragment
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EnrichedString text;
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// starting column
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u32 column;
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// web link is empty for most frags
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std::string weblink;
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// formatting
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//u8 bold:1;
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};
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@ -118,6 +120,7 @@ public:
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std::vector<ChatFormattedLine>& destination) const;
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void resize(u32 scrollback);
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protected:
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s32 getTopScrollPos() const;
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s32 getBottomScrollPos() const;
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@ -138,6 +141,11 @@ private:
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std::vector<ChatFormattedLine> m_formatted;
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// Empty formatted line, for error returns
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ChatFormattedLine m_empty_formatted_line;
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// Enable clickable chat weblinks
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bool m_cache_clickable_chat_weblinks;
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// Color of clickable chat weblinks
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irr::video::SColor m_cache_chat_weblink_color;
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};
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class ChatPrompt
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@ -65,6 +65,8 @@ void set_default_settings()
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settings->setDefault("max_out_chat_queue_size", "20");
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settings->setDefault("pause_on_lost_focus", "false");
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settings->setDefault("enable_register_confirmation", "true");
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settings->setDefault("clickable_chat_weblinks", "false");
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settings->setDefault("chat_weblink_color", "#8888FF");
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// Keymap
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settings->setDefault("remote_port", "30000");
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@ -41,6 +41,10 @@ inline u32 clamp_u8(s32 value)
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return (u32) MYMIN(MYMAX(value, 0), 255);
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}
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inline bool isInCtrlKeys(const irr::EKEY_CODE& kc)
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{
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return kc == KEY_LCONTROL || kc == KEY_RCONTROL || kc == KEY_CONTROL;
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}
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GUIChatConsole::GUIChatConsole(
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gui::IGUIEnvironment* env,
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@ -91,6 +95,10 @@ GUIChatConsole::GUIChatConsole(
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// set default cursor options
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setCursor(true, true, 2.0, 0.1);
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// track ctrl keys for mouse event
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m_is_ctrl_down = false;
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m_cache_clickable_chat_weblinks = g_settings->getBool("clickable_chat_weblinks");
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}
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GUIChatConsole::~GUIChatConsole()
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@ -405,8 +413,21 @@ bool GUIChatConsole::OnEvent(const SEvent& event)
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ChatPrompt &prompt = m_chat_backend->getPrompt();
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if(event.EventType == EET_KEY_INPUT_EVENT && event.KeyInput.PressedDown)
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if (event.EventType == EET_KEY_INPUT_EVENT && !event.KeyInput.PressedDown)
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{
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// CTRL up
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if (isInCtrlKeys(event.KeyInput.Key))
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{
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m_is_ctrl_down = false;
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}
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}
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else if(event.EventType == EET_KEY_INPUT_EVENT && event.KeyInput.PressedDown)
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{
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// CTRL down
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if (isInCtrlKeys(event.KeyInput.Key)) {
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m_is_ctrl_down = true;
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}
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// Key input
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if (KeyPress(event.KeyInput) == getKeySetting("keymap_console")) {
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closeConsole();
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@ -613,11 +634,24 @@ bool GUIChatConsole::OnEvent(const SEvent& event)
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}
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else if(event.EventType == EET_MOUSE_INPUT_EVENT)
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{
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if(event.MouseInput.Event == EMIE_MOUSE_WHEEL)
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if (event.MouseInput.Event == EMIE_MOUSE_WHEEL)
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{
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s32 rows = myround(-3.0 * event.MouseInput.Wheel);
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m_chat_backend->scroll(rows);
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}
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// Middle click or ctrl-click opens weblink, if enabled in config
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else if(m_cache_clickable_chat_weblinks && (
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event.MouseInput.Event == EMIE_MMOUSE_PRESSED_DOWN ||
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(event.MouseInput.Event == EMIE_LMOUSE_PRESSED_DOWN && m_is_ctrl_down)
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))
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{
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// If clicked within console output region
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if (event.MouseInput.Y / m_fontsize.Y < (m_height / m_fontsize.Y) - 1 )
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{
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// Translate pixel position to font position
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middleClick(event.MouseInput.X / m_fontsize.X, event.MouseInput.Y / m_fontsize.Y);
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}
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}
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}
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#if (IRRLICHT_VERSION_MT_REVISION >= 2)
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else if(event.EventType == EET_STRING_INPUT_EVENT)
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@ -640,3 +674,63 @@ void GUIChatConsole::setVisible(bool visible)
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}
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}
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void GUIChatConsole::middleClick(s32 col, s32 row)
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{
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// Prevent accidental rapid clicking
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static u64 s_oldtime = 0;
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u64 newtime = porting::getTimeMs();
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// 0.6 seconds should suffice
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if (newtime - s_oldtime < 600)
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return;
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s_oldtime = newtime;
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const std::vector<ChatFormattedFragment> &
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frags = m_chat_backend->getConsoleBuffer().getFormattedLine(row).fragments;
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std::string weblink = ""; // from frag meta
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// Identify targetted fragment, if exists
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int indx = frags.size() - 1;
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if (indx < 0) {
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// Invalid row, frags is empty
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return;
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}
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// Scan from right to left, offset by 1 font space because left margin
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while (indx > -1 && (u32)col < frags[indx].column + 1) {
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--indx;
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}
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if (indx > -1) {
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weblink = frags[indx].weblink;
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// Note if(indx < 0) then a frag somehow had a corrupt column field
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}
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/*
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// Debug help. Please keep this in case adjustments are made later.
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std::string ws;
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ws = "Middleclick: (" + std::to_string(col) + ',' + std::to_string(row) + ')' + " frags:";
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// show all frags <position>(<length>) for the clicked row
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for (u32 i=0;i<frags.size();++i) {
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if (indx == int(i))
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// tag the actual clicked frag
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ws += '*';
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ws += std::to_string(frags.at(i).column) + '('
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+ std::to_string(frags.at(i).text.size()) + "),";
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}
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actionstream << ws << std::endl;
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*/
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// User notification
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if (weblink.size() != 0) {
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std::ostringstream msg;
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msg << " * ";
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if (porting::open_url(weblink)) {
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msg << gettext("Opening webpage");
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}
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else {
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msg << gettext("Failed to open webpage");
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}
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msg << " '" << weblink << "'";
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msg.flush();
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m_chat_backend->addUnparsedMessage(utf8_to_wide(msg.str()));
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}
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}
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@ -84,6 +84,9 @@ private:
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void drawText();
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void drawPrompt();
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// If clicked fragment has a web url, send it to the system default web browser
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void middleClick(s32 col, s32 row);
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private:
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ChatBackend* m_chat_backend;
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Client* m_client;
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@ -126,4 +129,9 @@ private:
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// font
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gui::IGUIFont *m_font = nullptr;
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v2u32 m_fontsize;
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// Enable clickable chat weblinks
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bool m_cache_clickable_chat_weblinks;
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// Track if a ctrl key is currently held down
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bool m_is_ctrl_down;
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};
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