Obfuscation: rc.obfuscate=1 hides private details

src/Config.cpp

@@ -342,6 +342,7 @@ std::string Config::_defaults =
   "list.all.tags=no                               # Include old tag names in 'tags' command\n"
   "print.empty.columns=no                         # Print columns which have no data for any task\n"
   "debug=no                                       # Display diagnostics\n"
+  "obfuscate=no                                   # Obfuscate data for error reporting\n"
   "fontunderline=yes                              # Uses underlines rather than -------\n"
   "shell.prompt=task>                             # Prompt used by the shell command\n"
   "\n"

src/ViewTask.cpp

@@ -114,6 +114,7 @@ std::string ViewTask::render (std::vector <Task>& data, std::vector <int>& seque
 {
   context.timer_render.start ();
 
+  bool const obfuscate           = context.config.getBoolean ("obfuscate");
   bool const print_empty_columns = context.config.getBoolean ("print.empty.columns");
   std::vector <Column*> nonempty_columns;
   std::vector <bool> nonempty_sort;
@@ -321,6 +322,10 @@ std::string ViewTask::render (std::vector <Task>& data, std::vector <int>& seque
 
       if (cells[c].size () > max_lines)
         max_lines = cells[c].size ();
+
+      if (obfuscate)
+        for (unsigned int line = 0; line < cells[c].size (); ++line)
+          cells[c][line] = obfuscateText (cells[c][line]);
     }
 
     // Listing breaks are simply blank lines inserted when a column value

src/ViewText.cpp

@@ -114,6 +114,8 @@ void ViewText::set (int row, int col, Color color)
 ////////////////////////////////////////////////////////////////////////////////
 std::string ViewText::render ()
 {
+  bool const obfuscate = context.config.getBoolean ("obfuscate");
+
   // Determine minimal, ideal column widths.
   std::vector <int> minimal;
   std::vector <int> ideal;
@@ -265,6 +267,10 @@ std::string ViewText::render ()
 
       if (cells[col].size () > max_lines)
         max_lines = cells[col].size ();
+
+      if (obfuscate)
+        for (unsigned int line = 0; line < cells[col].size (); ++line)
+          cells[col][line] = obfuscateText (cells[col][line]);
     }
 
     for (unsigned int i = 0; i < max_lines; ++i)

src/text.cpp

@@ -624,6 +624,38 @@ int strippedLength (const std::string& input)
   return count;
 }
 
+////////////////////////////////////////////////////////////////////////////////
+const std::string obfuscateText (const std::string& input)
+{
+  std::stringstream output;
+  std::string::size_type i = 0;
+  int character;
+  bool inside = false;
+
+  while ((character = utf8_next_char (input, i)))
+  {
+    if (inside)
+    {
+      output << (char) character;
+
+      if (character == 'm')
+        inside = false;
+    }
+    else
+    {
+      if (character == 033)
+        inside = true;
+
+      if (inside || character == ' ')
+        output << (char) character;
+      else
+        output << 'x';
+    }
+  }
+
+  return output.str ();
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 const std::string format (char value)
 {

src/text.h

@@ -55,6 +55,7 @@ bool closeEnough (const std::string&, const std::string&, unsigned int minLength
 std::string::size_type find (const std::string&, const std::string&, bool sensitive = true);
 std::string::size_type find (const std::string&, const std::string&, std::string::size_type, bool sensitive = true);
 int strippedLength (const std::string&);
+const std::string obfuscateText (const std::string&);
 const std::string format (char);
 const std::string format (int);
 const std::string formatHex (int);