// note: in the future, we might allow for more "font" data - at that point, I'll think about the syntax
//
// at this point, we allow a simple "color" line:
// color fg [bg]
private static filter_line parse_font(string line)
{
Debug.Assert(line.StartsWith("color"));
string[] colors = line.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
filter_line fi = new filter_line {
part = part_type.font
};
if (colors.Length >= 2)
{
fi.fi.fg = util.str_to_color(colors[1]);
}
if (colors.Length >= 3)
{
fi.fi.bg = util.str_to_color(colors[2]);
}
return(fi);
}
public filter_row(string text)
{
List <filter_line> lines = new List <filter_line>();
List <addition> additions = new List <addition>();
foreach (string line in text.Split(new string[] { "\r\n" }, StringSplitOptions.RemoveEmptyEntries))
{
filter_line item = filter_line.parse(line);
if (item != null)
{
lines.Add(item);
}
addition add = addition.parse(line);
if (add != null)
{
additions.Add(add);
}
}
init(lines, additions);
}
protected bool Equals(filter_line other)
{
return(part == other.part && comparison == other.comparison && string.Equals(text, other.text));// && Equals(fi, other.fi);
}
// tries to parse a line - if it fails, it will return null
private static filter_line parse_impl(string line)
{
line = line.Trim();
if (line.StartsWith("#"))
{
// allow comments
return(null);
}
if (line.StartsWith("font") || line.StartsWith("color"))
{
return(parse_font(line));
}
if (line == "case-insensitive")
{
return new filter_line {
part = part_type.case_sensitive_info, case_sensitive = false
}
}
;
if (!line.StartsWith("$"))
{
return(null);
}
string[] words = line.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
// Syntax:
// $ColumnName Comparison Text
if (words.Length < 3)
{
// we need at least $c compare word(s)
return(null);
}
filter_line fi = new filter_line();
switch (words[0])
{
case "$date": fi.part = part_type.date; break;
case "$time": fi.part = part_type.time; break;
case "$level": fi.part = part_type.level; break;
case "$file": fi.part = part_type.file; break;
case "$func": fi.part = part_type.func; break;
case "$msg": fi.part = part_type.message; break;
case "$class": fi.part = part_type.class_; break;
case "$ctx1": fi.part = part_type.ctx1; break;
case "$ctx2": fi.part = part_type.ctx2; break;
case "$ctx3": fi.part = part_type.ctx3; break;
case "$thread": fi.part = part_type.thread; break;
default:
return(null);
}
switch (words[1].ToLower())
{
case "!=": fi.comparison = comparison_type.not_equal; break;
case "==":
case "=":
fi.comparison = comparison_type.equal; break;
case "+":
case "startswith":
fi.comparison = comparison_type.starts_with; break;
case "-":
case "!startswith":
fi.comparison = comparison_type.does_not_start_with; break;
case "++":
case "contains":
fi.comparison = comparison_type.contains; break;
case "--":
case "!contains":
fi.comparison = comparison_type.does_not_contain; break;
case "containsany":
case "any":
fi.comparison = comparison_type.contains_any; break;
case "containsnone":
case "none":
fi.comparison = comparison_type.contains_none;
break;
default:
return(null);
}
// take the rest of the text
int compare_idx = line.IndexOf(words[1]);
line = line.Substring(compare_idx + words[1].Length).Trim();
if (fi.comparison == comparison_type.contains_any || fi.comparison == comparison_type.contains_none)
{
fi.words = line.Split('|');
fi.lo_words = fi.words.Select(w => w.ToLower()).ToArray();
}
fi.text = line;
fi.lo_text = line.ToLower();
return(fi);
}
// tries to parse a line - if it fails, it will return null
private static filter_line parse_impl(string line)
{
line = line.Trim();
if (line.StartsWith("#"))
// allow comments
return null;
if (line.StartsWith("font") || line.StartsWith("color"))
return parse_font(line);
if (line == "case-insensitive")
return new filter_line {part = part_type.case_sensitive_info, case_sensitive = false };
if ( !line.StartsWith("$"))
return null;
string[] words = line.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
// Syntax:
// $ColumnName Comparison Text
if (words.Length < 3)
// we need at least $c compare word(s)
return null;
filter_line fi = new filter_line();
switch ( words[0]) {
case "$date": fi.part = part_type.date; break;
case "$time": fi.part = part_type.time; break;
case "$level": fi.part = part_type.level; break;
case "$file": fi.part = part_type.file; break;
case "$func": fi.part = part_type.func; break;
case "$msg": fi.part = part_type.message; break;
case "$class": fi.part = part_type.class_; break;
case "$ctx1": fi.part = part_type.ctx1; break;
case "$ctx2": fi.part = part_type.ctx2; break;
case "$ctx3": fi.part = part_type.ctx3; break;
case "$thread": fi.part = part_type.thread; break;
default:
return null;
}
switch ( words[1].ToLower() ) {
case "!=": fi.comparison = comparison_type.not_equal; break;
case "==":
case "=":
fi.comparison = comparison_type.equal; break;
case "+":
case "startswith":
fi.comparison = comparison_type.starts_with; break;
case "-":
case "!startswith":
fi.comparison = comparison_type.does_not_start_with; break;
case "++":
case "contains":
fi.comparison = comparison_type.contains; break;
case "--":
case "!contains":
fi.comparison = comparison_type.does_not_contain; break;
case "containsany":
case "any":
fi.comparison = comparison_type.contains_any; break;
case "containsnone":
case "none":
fi.comparison = comparison_type.contains_none;
break;
default:
return null;
}
// take the rest of the text
int compare_idx = line.IndexOf(words[1]);
line = line.Substring(compare_idx + words[1].Length).Trim();
if (fi.comparison == comparison_type.contains_any || fi.comparison == comparison_type.contains_none) {
fi.words = line.Split('|');
fi.lo_words = fi.words.Select(w => w.ToLower()).ToArray();
}
fi.text = line;
fi.lo_text = line.ToLower();
return fi;
}
// note: in the future, we might allow for more "font" data - at that point, I'll think about the syntax
//
// at this point, we allow a simple "color" line:
// color fg [bg]
private static filter_line parse_font(string line)
{
Debug.Assert(line.StartsWith("color"));
string[] colors = line.Split(new string[] { " " }, StringSplitOptions.RemoveEmptyEntries);
filter_line fi = new filter_line { part = part_type.font };
if (colors.Length >= 2)
fi.fi.fg = util.str_to_color(colors[1]);
if (colors.Length >= 3)
fi.fi.bg = util.str_to_color(colors[2]);
return fi;
}
protected bool Equals(filter_line other)
{
return part == other.part && comparison == other.comparison && string.Equals(text, other.text);// && Equals(fi, other.fi);
}