From 0064ce9591e7d175a2449635471be452845df2ec Mon Sep 17 00:00:00 2001
From: pancake <pancake@nopcode.org>
Date: Sat, 31 Jan 2015 03:43:43 +0100
Subject: [PATCH] Add vim2r2.js script to convert vim themes for r2

---
 doc/vim2r2.js | 175 ++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 175 insertions(+)
 create mode 100644 doc/vim2r2.js

diff --git a/doc/vim2r2.js b/doc/vim2r2.js
new file mode 100644
index 0000000000..e45860e6af
--- /dev/null
+++ b/doc/vim2r2.js
@@ -0,0 +1,175 @@
+/*
+# author: pancake <pancake@nopcode.org>
+# description: Duktape/NodeJS script to convert VIM colorschemes for radare2
+# copyright: 2015 LGPLv3
+#
+# Using NodeJS
+# ------------
+#
+#  $ node vim2r2.js < /usr/share/vim/vim74/colors/slate.vim > slate.r2
+#  $ r2 -i slate.r2 /bin/ls
+#
+# Using Duktape
+# -------------
+#  $ r2 -qc 'k colors=/usr/share/vim/vim74/colors/slate.vim' -i vim2r2.js --
+*/
+
+var DEBUG = false; //true;
+var THEME = "/usr/share/vim/vim74/colors/slate.vim";
+
+function colorToR2(c) {
+	if (!c) return "";
+	if (c[0]=='#') {
+		return "rgb:"+c[1]+c[3]+c[5];
+	}
+	if (+c >0) {
+		return {
+			1: 'red',
+			2: 'green',
+			3: 'yellow',
+			4: 'blue',
+			5: 'magenta',
+			6: 'cyan',
+			7: 'white',
+			8: 'gray',
+		}[+c] || "cyan";
+	}
+	return {
+		"red": "rgb:f00",
+		"brown": "rgb:630",
+		"darkcyan": "rgb:066",
+		"darkblue": "rgb:006",
+		"blue": "rgb:00f",
+		"darkgreen": "rgb:030",
+		"darkgrey": "rgb:666",
+		"yellow": "yellow",
+		"yellowgreen": "rgb:af3",
+		"khaki": "rgb:550",
+		"seagreen": "rgb:093",
+		"magenta": "rgb:909",
+		"green": "green",
+		"goldenrod": "rgb:fa0",
+		"white": "white",
+		"black": "black",
+		"gray": "rgb:888",
+		"grey90": "rgb:999",
+		"grey50": "rgb:777",
+		"grey30": "rgb:777",
+		"lightblue": "rgb:0bf",
+		"slategrey": "rgb:999",
+		"gold": "rgb:ff0",
+		'cornflowerblue': 'rgb:46f',
+		'navajowhite': 'rgb:ddd',
+		'royalblue': 'rgb:47f'
+	}[c.toLowerCase()] || c;
+}
+
+function watToR2(c) {
+	return {
+		'Comment': ["comment"],
+		'Question': ["prompt"],
+		'StatusLine': ["prompt"],
+		'ErrorMsg': ["trap"],
+		'Repeat': ["trap"],
+		'Number': ["num"],
+		'Operator': ["trap"],
+		'Normal': ["trap"],
+		'Constant': ["trap"],
+		'Ignore': ["nop"],
+		'Function': ["jmp","ujmp", "cjmp"],
+		'LineNr': ["offset"],
+		'MoreMsg': ["flow"],
+		'IncSearch': ["help"],
+		'Directory': ["call"],
+		'NonText': ["other"],
+		'Title': ["flag"],
+		'Statement': ["num"],
+		'Type': ["reg"]
+	}[c] || [];
+}
+
+function v2r_parse(str) {
+	var keys = {};
+	function isHiLine(line) {
+		if (line.indexOf ("hi ")==0)
+			return true;
+		if (line.indexOf (":hi ")==0)
+			return true;
+		return false;
+	}
+	var trim = function(s) {
+		return String.prototype.trim.apply (s);
+	}
+	str = (""+str).replace(/\t/g,' ');
+	str.split ('\n').map(trim).forEach (function (line) {
+		if (line.indexOf ("let s:")==0) {
+			console.log("# ", line);
+		} else
+		if (isHiLine (line)) {
+			var words = line.split(" ").map(trim);
+			var wat = words[1];
+			function processColor(col) {
+				var color = col.split('=')[1];
+				var v = colorToR2 (color);
+				watToR2 (wat).forEach (function (k) {
+					keys[k] = v;
+				});
+			}
+			if (DEBUG)
+				console.log (line);
+			var valid = [ 'ctermfg', 'guifg' ];
+			valid.forEach (function (v) {
+				for (var i = 2; i<words.length; i++) {
+					var col = words[i];
+					if (col.indexOf (v)==0)
+						processColor (col);
+				}
+			});
+		}
+	});
+	return keys;
+}
+
+function v2r_result(keys) {
+	var str = [];
+	for (var k in keys) {
+		//console.log ("ec", k, keys[k]);
+		str.push ( "ec "+ k+" "+ keys[k]);
+	}
+	return str.join ("\n");;
+}
+
+if (typeof process !== 'undefined') {
+	var keys = {};
+	process.stdin.on('data', function(x) {
+		keys = v2r_parse(x);
+	});
+	process.stdin.on('end', function() {
+		console.log (v2r_result (keys));
+	});
+} else {
+	if (r2cmd) {
+		var colors = r2cmd ("k colors").trim() || THEME;
+		var data = r2cmd ("cat "+colors)
+		if (data) {
+			console.log (v2r_result (v2r_parse (data)));
+		} else {
+			console.error ("Cannot load "+colors);
+		}
+	} else {
+		if (r2) {
+			r2.cmd ("k colors", function(x) {
+				var colors = x.trim() || THEME;
+				r2.cmd ("cat "+colors, function(data) {
+					if (data) {
+						console.log (v2r_result (v2r_parse (data)));
+					} else {
+						console.error ("Cannot load "+colors);
+					}
+				});
+			});
+		} else {
+			/* asuming its being used as an api */
+		}
+	}
+}