From 1109984fe9c2893f53fcc3ac70737f0d20a07bef Mon Sep 17 00:00:00 2001
From: _why <why@whytheluckystiff.net>
Date: Thu, 6 Jul 2006 06:56:11 +0000
Subject: [PATCH]  * lib/camping.rb: experimenting with Camping.method_missing
 as an answer to #33.    (stuff like Tepee.get(:Index) or Blog.post(:Delete,
 id) and so on.)

---
 lib/camping-unabridged.rb | 18 +++++++++++++++-
 lib/camping.rb            | 43 +++++++++++++++++++++------------------
 2 files changed, 40 insertions(+), 21 deletions(-)

diff --git a/lib/camping-unabridged.rb b/lib/camping-unabridged.rb
index dbd4ee3..6a7b714 100644
--- a/lib/camping-unabridged.rb
+++ b/lib/camping-unabridged.rb
@@ -594,6 +594,12 @@ def qs_parse(qs, d = '&;')
     # Parses a string of cookies from the <tt>Cookie</tt> header.
     def kp(s); c = qs_parse(s, ';,'); end
 
+    def method_missing(m, c, *a)
+        k = X.const_get(c)
+        k.send :include, C, Base, Models
+        k.allocate.method(m, *a)
+    end
+
     # Fields a request through Camping.  For traditional CGI applications, the method can be
     # executed without arguments.
     #
@@ -626,11 +632,21 @@ def kp(s); c = qs_parse(s, ';,'); end
     #
     def run(r=$stdin,e=ENV)
       k, a = Controllers.D un("/#{e['PATH_INFO']}".gsub(%r!/+!,'/'))
-      k.send :include, C, Base, Models
+      i k
       k.new(r,e,(m=e['REQUEST_METHOD']||"GET")).service(*a)
     rescue Exception => x
       Controllers::ServerError.new(r,e,'get').service(k,m,x)
     end
+
+    def method_missing(m, c, *a)
+      k = Controllers.const_get(c)
+      i k
+      k.new(nil,H['HTTP_HOST','','SCRIPT_NAME','','HTTP_COOKIE',''],m.to_s).service(*a)
+    end
+
+    def i k
+      k.send(:include, C, Base, Models) if !(k<C)
+    end
   end
 
   # Models is an empty Ruby module for housing model classes derived
diff --git a/lib/camping.rb b/lib/camping.rb
index 21480ec..8d8479f 100644
--- a/lib/camping.rb
+++ b/lib/camping.rb
@@ -1,19 +1,19 @@
 %w[active_record markaby metaid tempfile uri].each{|l|require l}
 module Camping;Apps=[];C=self;S=IO.read(__FILE__).sub(/S=I.+$/,'')
-P="Cam\ping Problem!"
-module Helpers;def R c,*args;p=/\(.+?\)/;args.inject(c.urls.find{|x|x.scan(p).
-size==args.size}.dup){|str,a|str.sub(p,C.escape((a.__send__(a.class.primary_key
-)rescue a)))} end;def URL c='/',*a;c=R(c,*a)if c.respond_to?:urls;c=self/c;c=
-"//"+@env.HTTP_HOST+c if c[/^\//];URI(c) end;def / p;p[/^\//]?@root+p : p end
-def errors_for o;ul.errors{o.errors.each_full{|x|li x}}if o.errors.any? end end
-module Base;include Helpers;attr_accessor :input,:cookies,:env,:headers,:body,
-:status,:root;def method_missing m,*a,&b;s=m==:render ? markaview(*a,&b):eval(
-"markaby.#{m}(*a,&b)");s=markaview(:layout){s} if Views.method_defined?:layout
-s end;def r s,b,h={};@status=s;@headers.merge!(h);@body=b end;def 
-redirect *a;r 302,'','Location'=>URL(*a) end;def initialize r,e,m;e=H[e.to_hash]
-@status,@method,@env,@headers,@root=200,m.downcase,e,{'Content-Type'=>"text/htm\
-l"},e.SCRIPT_NAME.sub(/\/$/,'');@k=C.kp e.HTTP_COOKIE;q=C.qs_parse e.QUERY_STRING
-@in=r;if %r|\Amultipart/form-.*boundary=\"?([^\";,]+)|n.match e.CONTENT_TYPE;b=
+P="Cam\ping Problem!";module Helpers;def R c,*args;p=/\(.+?\)/;args.inject(c.
+urls.find{|x|x.scan(p).size==args.size}.dup){|str,a|str.sub(p,C.escape((a.
+__send__(a.class.primary_key)rescue a)))}end;def URL c='/',*a;c=R(c,*a)if c.
+respond_to?:urls;c=self/c;c="//"+@env.HTTP_HOST+c if c[/^\//];URI(c) end;def / p
+p[/^\//]?@root+p : p end;def errors_for o;ul.errors{o.errors.each_full{|x|li x}
+}if o.errors.any?end end;module Base;include Helpers;attr_accessor :input,
+:cookies,:env,:headers,:body,:status,:root;def method_missing m,*a,&b
+s=m==:render ? markaview(*a,&b):eval("markaby.#{m}(*a,&b)");s=markaview(:layout
+){s} if Views.method_defined?:layout;s end;def r s,b,h={};@status=s;@headers.
+merge! h;@body=b end;def redirect *a;r 302,'','Location'=>URL(*a)end;def
+initialize r,e,m;e=H[e.to_hash];@status,@method,@env,@headers,@root=200,m.
+downcase,e,{'Content-Type'=>"text/html"},e.SCRIPT_NAME.sub(/\/$/,'')
+@k=C.kp e.HTTP_COOKIE;q=C.qs_parse e.QUERY_STRING;@in=r
+if %r|\Amultipart/form-.*boundary=\"?([^\";,]+)|n.match e.CONTENT_TYPE;b=
 /(?:\r?\n|\A)#{Regexp::quote("--#$1")}(?:--)?\r$/;until @in.eof?;fh=H[];for l in
 @in;case l;when "\r\n":break;when /^Content-Disposition: form-data;/:fh.u H[*$'.
 scan(/(?:\s(\w+)="([^"]+)")/).flatten];when /^Content-Type: (.+?)(\r$|\Z)/m;fh[
@@ -27,23 +27,26 @@ module Base;include Helpers;attr_accessor :input,:cookies,:env,:headers,:body,
 |k,v|[*v].map{|x|"#{k}: #{x}"}}*"\r\n"}\r\n\r\n#{@body}" end;def markaby;Mab.new(
 instance_variables.map{|iv|[iv[1..-1],instance_variable_get(iv)]}) end;def 
 markaview m,*a,&b;h=markaby;h.send m,*a,&b;h.to_s end end
-module Controllers;class NotFound;def get p;r(404,div{h1 P
+X=module Controllers;class NotFound;def get p;r(404,div{h1 P
 h2 p+" not found"}) end end;class ServerError;include Base;def get k,m,e;r(500,
 Mab.new{h1 P;h2 "#{k}.#{m}";h3 "#{e.class} #{e.message}:";ul{
 e.backtrace.each{|bt|li(bt)}}}.to_s)end end;class<<self;def R *urls;Class.new{
 meta_def(:urls){urls}}end;def D path;constants.inject(nil){|d,c|k=const_get c
 k.meta_def(:urls){["/#{c.downcase}"]}if !k.respond_to? :urls;d||([k,$~[1..-1]]if k.urls.find{
-|x|path=~/^#{x}\/?$/})}||[NotFound,[path]] end end end;class<<self;def goes m
+|x|path=~/^#{x}\/?$/})}||[NotFound,[path]] end end;self;end;class<<self;def goes m
 eval(S.gsub(/Camping/,m.to_s),TOPLEVEL_BINDING);Apps<<const_get(m);end
 def escape(s)s.to_s.gsub(/[^ \w.-]+/n){'%'+($&.unpack('H2'*$&.size)*'%').upcase}.tr(' ','+')end
 def un(s)s.tr('+',' ').gsub(/%([\da-f]{2})/in){[$1].pack('H*')} end
 def qs_parse q,d='&;';m=proc{|_,o,n|o.u(n,&m)rescue([*o
 ]<<n)};q.to_s.split(/[#{d}] */n).inject(H[]){|h,p|k,v=un(p).split('=',2)
 h.u k.split(/[\]\[]+/).reverse.inject(v){|x,i|H[i,x]},&m}end;def kp(s);c=
-qs_parse(s,';,')end;def run r=$stdin,e=ENV;k,a=Controllers.D un("/#{e['PATH_INFO']
-}".gsub(/\/+/,'/'));k.send:include,C,Base,Models;k.new(r,e,(m=e['REQUEST_METHOD'
-]||"GET")).service *a;rescue Exception=>x;Controllers::ServerError.new(r,e,'get').service(
-k,m,x)end end;module Views;include Controllers,Helpers end;module Models;A=
+qs_parse(s,';,')end;def run r=$stdin,e=ENV;k,a=X.D un("/#{e['PATH_INFO']
+}".gsub(/\/+/,'/'));i k;k.new(r,e,(m=e['REQUEST_METHOD'
+]||"GET")).service *a;rescue Exception=>x;X::ServerError.new(r,e,'get').service(
+k,m,x)end;def method_missing m,c,*a;k=X.const_get c;i k;k.new('',
+H['HTTP_HOST','','SCRIPT_NAME','','HTTP_COOKIE',''],m.to_s).service *a;end
+def i k;k.send(:include,C,Base,Models)if !(k<C) end
+end;module Views;include X,Helpers end;module Models;A=
 ActiveRecord;Base=A::Base;def Base.table_name_prefix;"#{name[/\w+/]}_".
 downcase.sub(/^(#{A}|camping)_/i,'')end end;class Mab<Markaby::Builder;include \
 Views;def tag! *g,&b;h=g[-1];[:href,:action,:src].map{|a|(h[a]=self/h[a])rescue