1 //<script type="text/javascript">
4 * Author: Julien Lecomte <jlecomte@yahoo-inc.com>
5 * Copyright (c) 2007, Yahoo! Inc. All rights reserved.
6 * Code licensed under the BSD License:
7 * http://developer.yahoo.net/yui/license.txt
9 * This code is a port of Isaac Schlueter's cssmin utility.
11 * Usage: seed buildSDK/cssmini.js
14 var pa = GLib.get_current_dir();
15 pring(pa +'/buildSDK/File.js')
16 File = imports[pa +'/buildSDK/File.js'];
17 GLib = imports.gi.GLib;
18 // let's see if this works..
19 // should be run from top level..
22 //println(pack(File.read(pa+'/css/basic-dialog.css')));
24 File.write(pa+'/css/roojs.css',
26 pack(File.read(pa+'/css/reset-min.css'))+"\n"+
27 pack(File.read(pa+'/css/core.css'))+"\n"+
28 pack(File.read(pa+'/css/tabs.css'))+"\n"+
29 pack(File.read(pa+'/css/form.css'))+"\n"+
30 pack(File.read(pa+'/css/button.css')) +"\n"+
31 pack(File.read(pa+'/css/toolbar.css'))+"\n"+
32 pack(File.read(pa+'/css/resizable.css'))+"\n"+
33 pack(File.read(pa+'/css/grid.css'))+"\n"+
34 pack(File.read(pa+'/css/layout.css'))+"\n"+
35 pack(File.read(pa+'/css/basic-dialog.css'))+"\n"+
36 pack(File.read(pa+'/css/dd.css'))+"\n"+
37 pack(File.read(pa+'/css/tree.css'))+"\n" +
38 pack(File.read(pa+'/css/qtips.css'))+"\n"+
39 pack(File.read(pa+'/css/date.css')) +"\n"+
40 //pack(File.read(pa+'/css/menu.css')) +"\n"+
41 //pack(File.read(pa+'/css/box.css')) +"\n"+
42 pack(File.read(pa+'/css/combo.css')) +"\n"+
44 pack(File.read(pa+'/css/inline-editor.css'))+"\n"
50 println("written css/roojs.css");
65 function removeComments(str)
71 while ((si = str.indexOf("/*")) > -1) {
72 ei = str.indexOf("*/");
76 if (str.charAt(ei-1) == '\\') { // eg. /* \*/
79 // Looks like a comment to hide rules from IE Mac.
80 // Leave this comment, and the following one, alone...
83 r += str.substring(0, ei) ;
84 str = str.substring(ei);
90 r += str.substring(0, ei) ;
91 str = str.substring(ei+2);
95 r += str.substring(0, si) ;
96 str = str.substring(ei+2);
100 r += str.substring(0, 2);
101 str = str.substring(2);
109 istr = removeComments(istr);
110 //println("after comments remove: " + istr);
112 // Normalize all whitespace strings to single spaces. Easier to work with that way.
113 istr = istr.replace(/\s+/g, ' ');
115 // Make a pseudo class for the Box Model Hack ????
116 //css = css.replaceAll("\"\\\\\"}\\\\\"\"", "___PSEUDOCLASSBMH___");
117 istr = istr.replace(/"\\"\}\\"/g, "___PSEUDOCLASSBMH___");
119 // Remove the spaces before the things that should not have spaces before them.
120 // But, be careful not to turn "p :link {...}" into "p:link{...}"
121 // Swap out any pseudo-class colons with the token, and then swap back.
123 istr = istr.replace(/(^|\})(([^\{:])+:)+([^\{]*\{)/g, function(m) {
124 return m.replace(/:/g, "___PSEUDOCLASSCOLON___");
128 istr = istr.replace(/\s+([!{};:>+\(\)\],])/g, "$1");
129 istr = istr.replace(/___PSEUDOCLASSCOLON___/g, ":");
131 // Remove the spaces after the things that should not have spaces after them.
132 istr = istr.replace(/([!{}:;>+\(\[,])\s+/g, "$1");
134 // Add the semicolon where it's missing.
135 istr = istr.replace(/([^;\}])\}/g, "$1;}");
137 // Replace 0(px,em,%) with 0.
138 istr = istr.replace(/([\s:])(0)(px|em|%|in|cm|mm|pc|pt|ex)/g, "$1$2");
140 // Replace 0 0 0 0; with 0. (by this time, we have reduced spaces etc..
141 istr = istr.replace(/:0 0 0 0;/g, ":0;");
142 istr = istr.replace(/:0 0 0;/g, ":0;");
143 istr = istr.replace(/:0 0;/g, ":0;");
144 // Replace background-position:0; with background-position:0 0;
145 istr = istr.replace(/background-position:0;/g, "background-position:0 0;");
147 // Replace 0.6 to .6, but only when preceded by : or a white-space
148 istr = istr.replace(/(:|\s)0+\.(\d+)/g, "$1.$2");
150 // Shorten colors from rgb(51,102,153) to #336699
151 // This makes it more likely that it'll get further compressed in the next step.
153 istr = istr.replace(/rgb\s*\(\s*([0-9,\s]+)\s*\)/g, function(m, c)
155 var rgb = c.split(',');
157 for (var i = 0; i < rgb.length; i++) {
158 var val = parseInt(rgb[i]);
162 hx+=val.toString(16);
170 // Shorten colors from #AABBCC to #ABC. Note that we want to make sure
171 // the color is not preceded by either ", " or =. Indeed, the property
172 // filter: chroma(color="#FFFFFF");
174 // filter: chroma(color="#FFF");
175 // which makes the filter break in IE.
177 istr = istr.replace(/([^"'=\s])(\s*)#([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])([0-9a-fA-F])/g,
178 function(m, g1,g2,g3,g4,g5,g6,g7,g8) {
182 if (g3.toLowerCase() == g4.toLowerCase() &&
183 g5.toLowerCase() == g6.toLowerCase() &&
184 g7.toLowerCase() == g8.toLowerCase()) {
186 return g1+g2+'#' + g3+g5+g7;
194 // Remove empty rules.
195 istr = istr.replace(/[^\}]+\{;\}/g, "");
197 if (linebreakpos >= 0) {
198 // Some source control tools don't like it when files containing lines longer
199 // than, say 8000 characters, are checked in. The linebreak option is used in
200 // that case to split long lines after a specific column.
202 int linestartpos = 0;
203 sb = new StringBuffer(css);
204 while (i < sb.length()) {
205 char c = sb.charAt(i++);
206 if (c == '}' && i - linestartpos > linebreakpos) {
215 // Replace the pseudo class for the Box Model Hack
216 istr = istr.replace(/___PSEUDOCLASSBMH___/g, "\"\\\\\"}\\\\\"\"");
218 // Trim the final string (for any leading or trailing white spaces)
219 istr = istr.replace(/^\s+/g, '');
220 istr = istr.replace(/\s+$/g, '');
223 // Write the output...