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
16 File = imports.File.File;
17 GLib = imports.gi.GLib;
18 // let's see if this works..
19 // should be run from top level..
20 var pa = GLib.get_current_dir();
24 //println(pack(File.read(pa+'/css/basic-dialog.css')));
26 var lines = File.read(pa + '/css/roojs-debug.css').split(/\n/);
27 //@import url("reset-min.css");
29 lines.forEach(function(l) {
30 if (!l.match(/^@import/)) {
33 l = l.replace(/^[^"]+"([^"]+)"/, '$1');
34 out+=pack(File.read(pa+'/css/' + l))+"\n";
37 File.write(pa+'/css/roojs.css',
39 pack(File.read(pa+'/css/reset-min.css'))+"\n"+
40 pack(File.read(pa+'/css/core.css'))+"\n"+
41 pack(File.read(pa+'/css/tabs.css'))+"\n"+
42 pack(File.read(pa+'/css/form.css'))+"\n"+
43 pack(File.read(pa+'/css/button.css')) +"\n"+
44 pack(File.read(pa+'/css/toolbar.css'))+"\n"+
45 pack(File.read(pa+'/css/resizable.css'))+"\n"+
46 pack(File.read(pa+'/css/grid.css'))+"\n"+
47 pack(File.read(pa+'/css/layout.css'))+"\n"+
48 pack(File.read(pa+'/css/basic-dialog.css'))+"\n"+
49 pack(File.read(pa+'/css/dd.css'))+"\n"+
50 pack(File.read(pa+'/css/tree.css'))+"\n" +
51 pack(File.read(pa+'/css/qtips.css'))+"\n"+
52 pack(File.read(pa+'/css/date.css')) +"\n"+
53 //pack(File.read(pa+'/css/menu.css')) +"\n"+
54 //pack(File.read(pa+'/css/box.css')) +"\n"+
55 pack(File.read(pa+'/css/combo.css')) +"\n"+
57 pack(File.read(pa+'/css/inline-editor.css'))+"\n"
63 print("written css/roojs.css");
78 function removeComments(str)
84 while ((si = str.indexOf("/*")) > -1) {
85 ei = str.indexOf("*/");
89 if (str.charAt(ei-1) == '\\') { // eg. /* \*/
92 // Looks like a comment to hide rules from IE Mac.
93 // Leave this comment, and the following one, alone...
96 r += str.substring(0, ei) ;
97 str = str.substring(ei);
103 r += str.substring(0, ei) ;
104 str = str.substring(ei+2);
108 r += str.substring(0, si) ;
109 str = str.substring(ei+2);
112 // did not find end..
113 r += str.substring(0, 2);
114 str = str.substring(2);
122 istr = removeComments(istr);
123 //println("after comments remove: " + istr);
125 // Normalize all whitespace strings to single spaces. Easier to work with that way.
126 istr = istr.replace(/\s+/g, ' ');
128 // Make a pseudo class for the Box Model Hack ????
129 //css = css.replaceAll("\"\\\\\"}\\\\\"\"", "___PSEUDOCLASSBMH___");
130 istr = istr.replace(/"\\"\}\\"/g, "___PSEUDOCLASSBMH___");
132 // Remove the spaces before the things that should not have spaces before them.
133 // But, be careful not to turn "p :link {...}" into "p:link{...}"
134 // Swap out any pseudo-class colons with the token, and then swap back.
136 istr = istr.replace(/(^|\})(([^\{:])+:)+([^\{]*\{)/g, function(m) {
137 return m.replace(/:/g, "___PSEUDOCLASSCOLON___");
141 istr = istr.replace(/\s+([!{};:>+\(\)\],])/g, "$1");
142 istr = istr.replace(/___PSEUDOCLASSCOLON___/g, ":");
144 // Remove the spaces after the things that should not have spaces after them.
145 istr = istr.replace(/([!{}:;>+\(\[,])\s+/g, "$1");
147 // Add the semicolon where it's missing.
148 istr = istr.replace(/([^;\}])\}/g, "$1;}");
150 // Replace 0(px,em,%) with 0.
151 istr = istr.replace(/([\s:])(0)(px|em|%|in|cm|mm|pc|pt|ex)/g, "$1$2");
153 // Replace 0 0 0 0; with 0. (by this time, we have reduced spaces etc..
154 istr = istr.replace(/:0 0 0 0;/g, ":0;");
155 istr = istr.replace(/:0 0 0;/g, ":0;");
156 istr = istr.replace(/:0 0;/g, ":0;");
157 // Replace background-position:0; with background-position:0 0;
158 istr = istr.replace(/background-position:0;/g, "background-position:0 0;");
160 // Replace 0.6 to .6, but only when preceded by : or a white-space
161 istr = istr.replace(/(:|\s)0+\.(\d+)/g, "$1.$2");
163 // Shorten colors from rgb(51,102,153) to #336699
164 // This makes it more likely that it'll get further compressed in the next step.
166 istr = istr.replace(/rgb\s*\(\s*([0-9,\s]+)\s*\)/g, function(m, c)
168 var rgb = c.split(',');
170 for (var i = 0; i < rgb.length; i++) {
171 var val = parseInt(rgb[i]);
175 hx+=val.toString(16);
183 // Shorten colors from #AABBCC to #ABC. Note that we want to make sure
184 // the color is not preceded by either ", " or =. Indeed, the property
185 // filter: chroma(color="#FFFFFF");
187 // filter: chroma(color="#FFF");
188 // which makes the filter break in IE.
190 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,
191 function(m, g1,g2,g3,g4,g5,g6,g7,g8) {
195 if (g3.toLowerCase() == g4.toLowerCase() &&
196 g5.toLowerCase() == g6.toLowerCase() &&
197 g7.toLowerCase() == g8.toLowerCase()) {
199 return g1+g2+'#' + g3+g5+g7;
207 // Remove empty rules.
208 istr = istr.replace(/[^\}]+\{;\}/g, "");
210 if (linebreakpos >= 0) {
211 // Some source control tools don't like it when files containing lines longer
212 // than, say 8000 characters, are checked in. The linebreak option is used in
213 // that case to split long lines after a specific column.
215 int linestartpos = 0;
216 sb = new StringBuffer(css);
217 while (i < sb.length()) {
218 char c = sb.charAt(i++);
219 if (c == '}' && i - linestartpos > linebreakpos) {
228 // Replace the pseudo class for the Box Model Hack
229 istr = istr.replace(/___PSEUDOCLASSBMH___/g, "\"\\\\\"}\\\\\"\"");
231 // Trim the final string (for any leading or trailing white spaces)
232 istr = istr.replace(/^\s+/g, '');
233 istr = istr.replace(/\s+$/g, '');
236 // Write the output...