add guff-stuff static files handler

1 files changed, 44 insertions, 10 deletions

diff --git a/src/guff/config.cr b/src/guff/config.cr
index 1be8d8d..43eaf13 100644
--- a/src/guff/config.cr
+++ b/src/guff/config.cr
@@ -1,4 +1,5 @@
 require "option_parser"
+require "yaml"
 
 module Guff
   class Config
@@ -8,6 +9,7 @@ module Guff
       "data":         "./data",
       "public":       "./public",
       "environment":  "development",
+      "stuff":        "/usr/local/share/guff/stuff",
     }
 
     DIRS = %w{
@@ -39,9 +41,20 @@ module Guff
     private def parse_args(app, args)
       OptionParser.parse(args) do |p|
         p.on(
+          "--config PATH",
+          "Read config from YAML file."
+        ) do |path|
+          YAML.parse(File.read(path)).each do |k, v|
+            self[k.as_s] = v.as_s
+          end
+        end
+
+        p.on(
           "-h HOST",
           "--host HOST",
-          "Host (defaults to \"localhost\")."
+          "Host (defaults to \"%s\")." % [
+            DEFAULTS["host"]
+          ]
         ) do |host|
           self["host"] = host
         end
@@ -49,7 +62,9 @@ module Guff
         p.on(
           "-p PORT",
           "--port PORT",
-          "Port (defaults to 8989)."
+          "Port (defaults to %s)." % [
+            DEFAULTS["port"]
+          ]
         ) do |port|
           self["port"] = port
         end
@@ -57,23 +72,37 @@ module Guff
         p.on(
           "-d PATH",
           "--data-dir PATH",
-          "Path to data directory (defaults to \"./data\")."
+          "Path to data directory (defaults to \"%s\")." % [
+            DEFAULTS["data"],
+          ]
         ) do |path|
           self["data"] = path
         end
-        
+
         p.on(
-          "-u PATH",
           "--public-dir PATH",
-          "Path to public directory (defaults to \"./public\")."
+          "Path to public directory (defaults to \"%s\")." % [
+            DEFAULTS["public"],
+          ]
         ) do |path|
           self["public"] = path
         end
 
         p.on(
+          "--stuff-dir PATH",
+          "Path to Guff static files directory (defaults to \"%s\")." % [
+            DEFAULTS["stuff"],
+          ]
+        ) do |path|
+          self["stuff"] = path
+        end
+
+        p.on(
           "-e ENV",
           "--environment ENV",
-          "Environment (defaults to \"development\")."
+          "Environment (defaults to \"%s\")." % [
+            DEFAULTS["environment"],
+          ]
         ) do |path|
           self["public"] = path
         end
@@ -82,7 +111,7 @@ module Guff
         p.on(
           "--help",
           "Print usage"
-        ) do 
+        ) do
           puts p.to_s
           exit 0
         end
@@ -90,9 +119,14 @@ module Guff
 
       # expand output directory paths and create them
       %w{data public}.each do |key|
-        self[key] = File.expand_path(File.join(File.dirname(app), self[key]))
+        # expand path (unless it is absolute)
+        self[key] = File.expand_path(File.join(
+          File.dirname(app),
+          self[key]
+        )) unless self[key][0] == '/'
+
         # puts "DEBUG: %s: %s" % [key, self[key]]
-        Dir.mkdir(self[key], 0o770) unless File.directory?(self[key])
+        Dir.mkdir(self[key], 0o770) unless Dir.exists?(self[key])
       end
     end
   end