Adding Userstyles and mac concatenate

.gitignore

@@ -1 +1,4 @@
 *.swp
+
+*.bak
+temp.css-e

concatenate-mac.sh

@@ -0,0 +1,97 @@
+# concatenate.sh
+# 
+# For generating concatenated, minified, stable versions of nu-SCP.
+#
+# Requires: yui-compressor, java
+# 
+# 1. Takes all CSS files from /styles
+# 2. Concatenates them
+# 3. Saves this file to /stable/styles as nuscp.css
+# 4. Minifies the file and saves it to /stable/styles as nuscp.min.css
+
+
+# Define an error-handling function
+# Parameters:
+# 	1. Description of error
+error() {
+	echo $1 1>&2
+	echo "Aborting"
+	# Delete temp.css, if present
+	rm temp.css
+	exit
+}
+
+# First let's confirm that we're in /Nu-SCP
+
+echo "Validating directory..."
+if [ "${PWD##*/}" != "Nu-SCP" ]; then
+	error "Script must be executed from nuscp root directory"
+fi
+
+# Take main.css and copy to a temp file
+echo "Duplicating main.css..."
+cp styles/main.css temp.css
+
+# Scrap the @import rules
+echo "Removing @imports..."
+sed -i ".bak" "/^@import.*\.css.*$/d" temp.css || error "@import removal failed"
+
+# Append this file to root.css
+echo "Prepending root.css..."
+cat styles/root.css temp.css > temp && mv temp temp.css
+
+# Then we concat all files *except* main.css,root.css
+echo "Concatenating CSS..."
+shopt -s extglob || error "Unable to extend pattern matching"
+cat styles/!(main|root|normalize|overwrite-main).css >> temp.css
+
+# Wrap the whole thing in @supports for IE
+echo "Supporting IE..."
+sed -i '1 s/^/@supports(--css: variables) {\n/' temp.css
+echo "}" >> temp.css
+# Extract any imports rules to the top of the file
+grep '^@import' temp.css > temp
+grep -v '^@import' temp.css >> temp
+mv temp temp.css
+
+# Move temp.css
+echo "Created nuscp.css"
+cp temp.css stable/styles/nuscp.css
+
+# Extract inline images to array
+IFS='>'
+IMAGES=($(awk -F '>' '/data:image/ && match($0,/\".*\"/){val=val?val ">" substr($0,RSTART+1,RLENGTH-2):substr($0,RSTART+1,RLENGTH-2)} END{print val}' temp.css))
+echo "Found ${#IMAGES[@]} images to extract"
+echo "Extracting images..."
+count=0
+for i in "${IMAGES[@]}"; do
+	#echo "IMAGES[$count]=$i"
+	sed -i -e "s>$i>!!MARKER$count>g" temp.css || error "Bad sed"
+	count=$((count + 1))
+done
+
+# Minify
+echo "Compressing..."
+yuicompressor --type css -o temp.css temp.css
+
+# Correct compression errors
+# "-(" -> "- ("
+sed -i -e "s/-(/- (/g" temp.css
+# "or(" -> "or ("
+sed -i -e "s/or(/or (/g" temp.css
+# "Xrem+Yrem" -> "Xrem + Yrem"
+sed -i -E "s/([\)mh])(\+)([\(0-9v])/\1 + \3/g" temp.css
+
+# Reinsert extracted images
+echo "Reinserting extracted images..."
+count=0
+for i in "${IMAGES[@]}"; do
+	sed -i -E "s>!!MARKER$count>$i>g" temp.css
+	count=$((count + 1))
+done
+
+# Move the minified file to final destination
+mv temp.css stable/styles/nuscp.min.css
+echo "Created nuscp.min.css"
+
+echo "Done."