*/
#include "chat.h"
-#include "debug.h"
-#include "strfnd.h"
+
+#include <algorithm>
#include <cctype>
#include <sstream>
+
+#include "config.h"
+#include "debug.h"
+#include "util/strfnd.h"
#include "util/string.h"
#include "util/numeric.h"
ChatBuffer::ChatBuffer(u32 scrollback):
- m_scrollback(scrollback),
- m_unformatted(),
- m_cols(0),
- m_rows(0),
- m_scroll(0),
- m_formatted(),
- m_empty_formatted_line()
+ m_scrollback(scrollback)
{
if (m_scrollback == 0)
m_scrollback = 1;
m_empty_formatted_line.first = true;
}
-ChatBuffer::~ChatBuffer()
-{
-}
-
-void ChatBuffer::addLine(std::wstring name, std::wstring text)
+void ChatBuffer::addLine(const std::wstring &name, const std::wstring &text)
{
ChatLine line(name, text);
m_unformatted.push_back(line);
- if (m_rows > 0)
- {
+ if (m_rows > 0) {
// m_formatted is valid and must be kept valid
bool scrolled_at_bottom = (m_scroll == getBottomScrollPos());
u32 num_added = formatChatLine(line, m_cols, m_formatted);
}
// Limit number of lines by m_scrollback
- if (m_unformatted.size() > m_scrollback)
- {
+ if (m_unformatted.size() > m_scrollback) {
deleteOldest(m_unformatted.size() - m_scrollback);
}
}
return m_unformatted.size();
}
-u32 ChatBuffer::getScrollback() const
-{
- return m_scrollback;
-}
-
const ChatLine& ChatBuffer::getLine(u32 index) const
{
- assert(index < getLineCount());
+ assert(index < getLineCount()); // pre-condition
return m_unformatted[index];
}
void ChatBuffer::step(f32 dtime)
{
- for (u32 i = 0; i < m_unformatted.size(); ++i)
- {
- m_unformatted[i].age += dtime;
+ for (ChatLine &line : m_unformatted) {
+ line.age += dtime;
}
}
void ChatBuffer::deleteOldest(u32 count)
{
+ bool at_bottom = (m_scroll == getBottomScrollPos());
+
u32 del_unformatted = 0;
u32 del_formatted = 0;
// keep m_formatted in sync
if (del_formatted < m_formatted.size())
{
- assert(m_formatted[del_formatted].first);
+
+ sanity_check(m_formatted[del_formatted].first);
++del_formatted;
while (del_formatted < m_formatted.size() &&
!m_formatted[del_formatted].first)
m_unformatted.erase(m_unformatted.begin(), m_unformatted.begin() + del_unformatted);
m_formatted.erase(m_formatted.begin(), m_formatted.begin() + del_formatted);
+
+ if (at_bottom)
+ m_scroll = getBottomScrollPos();
+ else
+ scrollAbsolute(m_scroll - del_formatted);
}
void ChatBuffer::deleteByAge(f32 maxAge)
}
else if (cols != m_cols || rows != m_rows)
{
- // TODO: Avoid reformatting ALL lines (even inivisble ones)
+ // TODO: Avoid reformatting ALL lines (even invisible ones)
// each time the console size changes.
// Find out the scroll position in *unformatted* lines
s32 index = m_scroll + (s32) row;
if (index >= 0 && index < (s32) m_formatted.size())
return m_formatted[index];
- else
- return m_empty_formatted_line;
+
+ return m_empty_formatted_line;
}
void ChatBuffer::scroll(s32 rows)
u32 hanging_indentation = 0;
// Format the sender name and produce fragments
- if (!line.name.empty())
- {
+ if (!line.name.empty()) {
temp_frag.text = L"<";
temp_frag.column = 0;
//temp_frag.bold = 0;
next_frags.push_back(temp_frag);
}
+ std::wstring name_sanitized = line.name.c_str();
+
// Choose an indentation level
- if (line.name.empty())
- {
+ if (line.name.empty()) {
// Server messages
hanging_indentation = 0;
- }
- else if (line.name.size() + 3 <= cols/2)
- {
+ } else if (name_sanitized.size() + 3 <= cols/2) {
// Names shorter than about half the console width
hanging_indentation = line.name.size() + 3;
- }
- else
- {
+ } else {
// Very long names
hanging_indentation = 2;
}
+ //EnrichedString line_text(line.text);
next_line.first = true;
bool text_processing = false;
while (frag_length < remaining_in_input &&
frag_length < remaining_in_output)
{
- if (isspace(line.text[in_pos + frag_length]))
+ if (iswspace(line.text.getString()[in_pos + frag_length]))
space_pos = frag_length;
++frag_length;
}
s32 rows = (s32) m_rows;
if (rows == 0)
return 0;
- else if (formatted_count <= rows)
+
+ if (formatted_count <= rows)
return formatted_count - rows;
- else
- return 0;
+
+ return 0;
}
s32 ChatBuffer::getBottomScrollPos() const
s32 rows = (s32) m_rows;
if (rows == 0)
return 0;
- else
- return formatted_count - rows;
-}
-
+ return formatted_count - rows;
+}
-ChatPrompt::ChatPrompt(std::wstring prompt, u32 history_limit):
- m_prompt(prompt),
- m_line(L""),
- m_history(),
- m_history_index(0),
- m_history_limit(history_limit),
- m_cols(0),
- m_view(0),
- m_cursor(0),
- m_nick_completion_start(0),
- m_nick_completion_end(0)
+void ChatBuffer::resize(u32 scrollback)
{
+ m_scrollback = scrollback;
+ if (m_unformatted.size() > m_scrollback)
+ deleteOldest(m_unformatted.size() - m_scrollback);
}
-ChatPrompt::~ChatPrompt()
+
+ChatPrompt::ChatPrompt(const std::wstring &prompt, u32 history_limit):
+ m_prompt(prompt),
+ m_history_limit(history_limit)
{
}
m_nick_completion_end = 0;
}
-std::wstring ChatPrompt::submit()
+void ChatPrompt::input(const std::wstring &str)
{
- std::wstring line = m_line;
- m_line.clear();
- if (!line.empty())
+ m_line.insert(m_cursor, str);
+ m_cursor += str.size();
+ clampView();
+ m_nick_completion_start = 0;
+ m_nick_completion_end = 0;
+}
+
+void ChatPrompt::addToHistory(const std::wstring &line)
+{
+ if (!line.empty() &&
+ (m_history.size() == 0 || m_history.back() != line)) {
+ // Remove all duplicates
+ m_history.erase(std::remove(m_history.begin(), m_history.end(),
+ line), m_history.end());
+ // Push unique line
m_history.push_back(line);
+ }
if (m_history.size() > m_history_limit)
m_history.erase(m_history.begin());
m_history_index = m_history.size();
- m_view = 0;
- m_cursor = 0;
- m_nick_completion_start = 0;
- m_nick_completion_end = 0;
- return line;
}
void ChatPrompt::clear()
m_nick_completion_end = 0;
}
-void ChatPrompt::replace(std::wstring line)
+std::wstring ChatPrompt::replace(const std::wstring &line)
{
+ std::wstring old_line = m_line;
m_line = line;
m_view = m_cursor = line.size();
clampView();
m_nick_completion_start = 0;
m_nick_completion_end = 0;
+ return old_line;
}
void ChatPrompt::historyPrev()
{
// no previous nick completion is active
prefix_start = prefix_end = m_cursor;
- while (prefix_start > 0 && !isspace(m_line[prefix_start-1]))
+ while (prefix_start > 0 && !iswspace(m_line[prefix_start-1]))
--prefix_start;
- while (prefix_end < m_line.size() && !isspace(m_line[prefix_end]))
+ while (prefix_end < m_line.size() && !iswspace(m_line[prefix_end]))
++prefix_end;
if (prefix_start == prefix_end)
return;
// find all names that start with the selected prefix
std::vector<std::wstring> completions;
- for (std::list<std::string>::const_iterator
- i = names.begin();
- i != names.end(); ++i)
- {
- if (str_starts_with(narrow_to_wide(*i), prefix, true))
- {
- std::wstring completion = narrow_to_wide(*i);
+ for (const std::string &name : names) {
+ if (str_starts_with(narrow_to_wide(name), prefix, true)) {
+ std::wstring completion = narrow_to_wide(name);
if (prefix_start == 0)
- completion += L":";
+ completion += L": ";
completions.push_back(completion);
}
}
+
if (completions.empty())
return;
u32 replacement_index = 0;
if (!initial)
{
- while (word_end < m_line.size() && !isspace(m_line[word_end]))
+ while (word_end < m_line.size() && !iswspace(m_line[word_end]))
++word_end;
std::wstring word = m_line.substr(prefix_start, word_end - prefix_start);
}
}
}
- std::wstring replacement = completions[replacement_index] + L" ";
- if (word_end < m_line.size() && isspace(word_end))
+ std::wstring replacement = completions[replacement_index];
+ if (word_end < m_line.size() && iswspace(m_line[word_end]))
++word_end;
// replace existing word with replacement word,
s32 length = m_line.size();
s32 increment = (dir == CURSOROP_DIR_RIGHT) ? 1 : -1;
- if (scope == CURSOROP_SCOPE_CHARACTER)
- {
+ switch (scope) {
+ case CURSOROP_SCOPE_CHARACTER:
new_cursor += increment;
- }
- else if (scope == CURSOROP_SCOPE_WORD)
- {
- if (increment > 0)
- {
+ break;
+ case CURSOROP_SCOPE_WORD:
+ if (dir == CURSOROP_DIR_RIGHT) {
// skip one word to the right
- while (new_cursor < length && isspace(m_line[new_cursor]))
+ while (new_cursor < length && iswspace(m_line[new_cursor]))
new_cursor++;
- while (new_cursor < length && !isspace(m_line[new_cursor]))
+ while (new_cursor < length && !iswspace(m_line[new_cursor]))
new_cursor++;
- while (new_cursor < length && isspace(m_line[new_cursor]))
+ while (new_cursor < length && iswspace(m_line[new_cursor]))
new_cursor++;
- }
- else
- {
+ } else {
// skip one word to the left
- while (new_cursor >= 1 && isspace(m_line[new_cursor - 1]))
+ while (new_cursor >= 1 && iswspace(m_line[new_cursor - 1]))
new_cursor--;
- while (new_cursor >= 1 && !isspace(m_line[new_cursor - 1]))
+ while (new_cursor >= 1 && !iswspace(m_line[new_cursor - 1]))
new_cursor--;
}
- }
- else if (scope == CURSOROP_SCOPE_LINE)
- {
+ break;
+ case CURSOROP_SCOPE_LINE:
new_cursor += increment * length;
+ break;
+ case CURSOROP_SCOPE_SELECTION:
+ break;
}
new_cursor = MYMAX(MYMIN(new_cursor, length), 0);
- if (op == CURSOROP_MOVE)
- {
+ switch (op) {
+ case CURSOROP_MOVE:
m_cursor = new_cursor;
- }
- else if (op == CURSOROP_DELETE)
- {
- if (new_cursor < old_cursor)
- {
- m_line.erase(new_cursor, old_cursor - new_cursor);
- m_cursor = new_cursor;
+ m_cursor_len = 0;
+ break;
+ case CURSOROP_DELETE:
+ if (m_cursor_len > 0) { // Delete selected text first
+ m_line.erase(m_cursor, m_cursor_len);
+ } else {
+ m_cursor = MYMIN(new_cursor, old_cursor);
+ m_line.erase(m_cursor, abs(new_cursor - old_cursor));
}
- else if (new_cursor > old_cursor)
- {
- m_line.erase(old_cursor, new_cursor - old_cursor);
- m_cursor = old_cursor;
+ m_cursor_len = 0;
+ break;
+ case CURSOROP_SELECT:
+ if (scope == CURSOROP_SCOPE_LINE) {
+ m_cursor = 0;
+ m_cursor_len = length;
+ } else {
+ m_cursor = MYMIN(new_cursor, old_cursor);
+ m_cursor_len += abs(new_cursor - old_cursor);
+ m_cursor_len = MYMIN(m_cursor_len, length - m_cursor);
}
+ break;
}
clampView();
{
}
-ChatBackend::~ChatBackend()
-{
-}
-
-void ChatBackend::addMessage(std::wstring name, std::wstring text)
+void ChatBackend::addMessage(const std::wstring &name, std::wstring text)
{
// Note: A message may consist of multiple lines, for example the MOTD.
+ text = translate_string(text);
WStrfnd fnd(text);
- while (!fnd.atend())
+ while (!fnd.at_end())
{
std::wstring line = fnd.next(L"\n");
m_console_buffer.addLine(name, line);
return m_recent_buffer;
}
-std::wstring ChatBackend::getRecentChat()
+EnrichedString ChatBackend::getRecentChat() const
{
- std::wostringstream stream;
- for (u32 i = 0; i < m_recent_buffer.getLineCount(); ++i)
- {
+ EnrichedString result;
+ for (u32 i = 0; i < m_recent_buffer.getLineCount(); ++i) {
const ChatLine& line = m_recent_buffer.getLine(i);
if (i != 0)
- stream << L"\n";
- if (!line.name.empty())
- stream << L"<" << line.name << L"> ";
- stream << line.text;
+ result += L"\n";
+ if (!line.name.empty()) {
+ result += L"<";
+ result += line.name;
+ result += L"> ";
+ }
+ result += line.text;
}
- return stream.str();
+ return result;
}
ChatPrompt& ChatBackend::getPrompt()
m_recent_buffer.clear();
}
+
+void ChatBackend::applySettings()
+{
+ u32 recent_lines = g_settings->getU32("recent_chat_messages");
+ recent_lines = rangelim(recent_lines, 2, 20);
+ m_recent_buffer.resize(recent_lines);
+}
+
void ChatBackend::step(float dtime)
{
m_recent_buffer.step(dtime);
void ChatBackend::scrollPageUp()
{
- m_console_buffer.scroll(-m_console_buffer.getRows());
+ m_console_buffer.scroll(-(s32)m_console_buffer.getRows());
}