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-rw-r--r--Bugzilla/Install/Filesystem.pm12
-rw-r--r--Bugzilla/Template.pm88
2 files changed, 88 insertions, 12 deletions
diff --git a/Bugzilla/Install/Filesystem.pm b/Bugzilla/Install/Filesystem.pm
index 4056d4994..b2ac04aca 100644
--- a/Bugzilla/Install/Filesystem.pm
+++ b/Bugzilla/Install/Filesystem.pm
@@ -199,6 +199,8 @@ sub FILESYSTEM {
dirs => DIR_CGI_WRITE | DIR_ALSO_WS_SERVE },
"$datadir/db" => { files => CGI_WRITE,
dirs => DIR_CGI_WRITE },
+ "$skinsdir/assets" => { files => WS_SERVE,
+ dirs => DIR_CGI_OVERWRITE | DIR_ALSO_WS_SERVE },
# Readable directories
"$datadir/mining" => { files => CGI_READ,
@@ -269,6 +271,7 @@ sub FILESYSTEM {
$attachdir => DIR_CGI_WRITE,
$graphsdir => DIR_CGI_WRITE | DIR_ALSO_WS_SERVE,
$webdotdir => DIR_CGI_WRITE | DIR_ALSO_WS_SERVE,
+ "$skinsdir/assets" => DIR_CGI_WRITE | DIR_ALSO_WS_SERVE,
# Directories that contain content served directly by the web server.
"$skinsdir/custom" => DIR_WS_SERVE,
"$skinsdir/contrib" => DIR_WS_SERVE,
@@ -475,6 +478,7 @@ EOT
_remove_empty_css_files();
_convert_single_file_skins();
+ _remove_dynamic_css_files();
}
sub _remove_empty_css_files {
@@ -519,6 +523,14 @@ sub _convert_single_file_skins {
}
}
+# delete all automatically generated css files to force recreation at the next
+# request.
+sub _remove_dynamic_css_files {
+ foreach my $file (glob(bz_locations()->{skinsdir} . '/assets/*.css')) {
+ unlink($file);
+ }
+}
+
sub create_htaccess {
_create_files(%{FILESYSTEM()->{htaccess}});
diff --git a/Bugzilla/Template.pm b/Bugzilla/Template.pm
index b59ae2e08..c4da68802 100644
--- a/Bugzilla/Template.pm
+++ b/Bugzilla/Template.pm
@@ -26,9 +26,11 @@ use Bugzilla::Token;
use Cwd qw(abs_path);
use MIME::Base64;
use Date::Format ();
+use Digest::MD5 qw(md5_hex);
use File::Basename qw(basename dirname);
use File::Find;
use File::Path qw(rmtree mkpath);
+use File::Slurp;
use File::Spec;
use IO::Dir;
use List::MoreUtils qw(firstidx);
@@ -422,10 +424,12 @@ sub mtime_filter {
# Set up the skin CSS cascade:
#
-# 1. YUI CSS
-# 2. Standard Bugzilla stylesheet set (persistent)
-# 3. Third-party "skin" stylesheet set, per user prefs (persistent)
-# 4. Custom Bugzilla stylesheet set (persistent)
+# 1. standard/global.css
+# 2. YUI CSS
+# 3. Standard Bugzilla stylesheet set
+# 4. Third-party "skin" stylesheet set, per user prefs
+# 5. Inline css passed to global/header.html.tmpl
+# 6. Custom Bugzilla stylesheet set
sub css_files {
my ($style_urls, $yui, $yui_css) = @_;
@@ -448,7 +452,12 @@ sub css_files {
push(@{ $by_type{$key} }, $set->{$key});
}
}
-
+
+ # build unified
+ $by_type{unified_standard_skin} = _concatenate_css($by_type{standard},
+ $by_type{skin});
+ $by_type{unified_custom} = _concatenate_css($by_type{custom});
+
return \%by_type;
}
@@ -456,30 +465,85 @@ sub _css_link_set {
my ($file_name) = @_;
my %set = (standard => mtime_filter($file_name));
-
- # We use (^|/) to allow Extensions to use the skins system if they
- # want.
- if ($file_name !~ m{(^|/)skins/standard/}) {
+
+ # We use (?:^|/) to allow Extensions to use the skins system if they want.
+ if ($file_name !~ m{(?:^|/)skins/standard/}) {
return \%set;
}
my $skin = Bugzilla->user->settings->{skin}->{value};
my $cgi_path = bz_locations()->{'cgi_path'};
my $skin_file_name = $file_name;
- $skin_file_name =~ s{(^|/)skins/standard/}{skins/contrib/$skin/};
+ $skin_file_name =~ s{(?:^|/)skins/standard/}{skins/contrib/$skin/};
if (my $mtime = _mtime("$cgi_path/$skin_file_name")) {
$set{skin} = mtime_filter($skin_file_name, $mtime);
}
my $custom_file_name = $file_name;
- $custom_file_name =~ s{(^|/)skins/standard/}{skins/custom/};
+ $custom_file_name =~ s{(?:^|/)skins/standard/}{skins/custom/};
if (my $custom_mtime = _mtime("$cgi_path/$custom_file_name")) {
$set{custom} = mtime_filter($custom_file_name, $custom_mtime);
}
-
+
return \%set;
}
+sub _concatenate_css {
+ my @sources = map { @$_ } @_;
+ return unless @sources;
+
+ my %files =
+ map {
+ (my $file = $_) =~ s/(^[^\?]+).+/$1/;
+ $_ => $file;
+ } @sources;
+
+ my $cgi_path = bz_locations()->{cgi_path};
+ my $skins_path = bz_locations()->{skinsdir};
+
+ # build minified files
+ my @minified;
+ foreach my $source (@sources) {
+ next unless -e "$cgi_path/$files{$source}";
+ my $file = $skins_path . '/assets/' . md5_hex($source) . '.css';
+ if (!-e $file) {
+ my $content = read_file("$cgi_path/$files{$source}");
+
+ # minify
+ $content =~ s{/\*.*?\*/}{}sg; # comments
+ $content =~ s{(^\s+|\s+$)}{}mg; # leading/trailing whitespace
+ $content =~ s{\n}{}g; # single line
+
+ # rewrite urls
+ $content =~ s{url\(([^\)]+)\)}{_css_url_rewrite($source, $1)}eig;
+
+ write_file($file, "/* $files{$source} */\n" . $content . "\n");
+ }
+ push @minified, $file;
+ }
+
+ # concat files
+ my $file = $skins_path . '/assets/' . md5_hex(join(' ', @sources)) . '.css';
+ if (!-e $file) {
+ my $content = '';
+ foreach my $source (@minified) {
+ $content .= read_file($source);
+ }
+ write_file($file, $content);
+ }
+
+ return mtime_filter($file);
+}
+
+sub _css_url_rewrite {
+ my ($source, $url) = @_;
+ # rewrite relative urls as the unified stylesheet lives in a different
+ # directory from the source
+ $url =~ s/(^['"]|['"]$)//g;
+ return $url if substr($url, 0, 1) eq '/';
+ return 'url(../../' . dirname($source) . '/' . $url . ')';
+}
+
# YUI dependency resolution
sub yui_resolve_deps {
my ($yui, $yui_deps) = @_;