simple forms

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+better forms in rails. foshizzle!

init.rb

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+require "lib/better_form_helper"

lib/better_form_helper.rb

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+module BetterFormHelper
+  def better_form_field(form, obj, field, field_type, label, required=false, help_text='', options = {})
+    content_tag('fieldset', :class => field_type) do
+      content_tag('span', help_text, :class => 'help-text') +
+        form.label(field, label + required(required)) +
+        form.send(field_type, field, options) +
+        better_error_message_for(obj, field)
+    end
+  end
+
+  def better_form_for(obj, opts={}, &block)
+    opts[:html] ||= {}
+    opts[:html].merge!({:class => 'better'})
+
+    concat("<div class='form-top'></div>")
+    form_for(obj, opts, &block)
+    concat("<div class='form-bottom'></div>")
+  end
+
+  def cancel_and_submit(form, cancel_path, submit_text="Save")
+    link_to('Cancel', cancel_path, :class => 'cancel') +
+      form.submit(submit_text, :id => 'commit')
+  end
+
+  def required(x)
+    "<spam class='required-field'>*</span>"
+  end
+
+  def better_text_field(form, obj, field, label, required=false, help_text='')
+    better_form_field(form, obj, field, :text_field, colonize(label), required, help_text)
+  end
+
+  def better_text_area(form, obj, field, label, required=false)
+    better_form_field(form, obj, field, :text_area, colonize(label), required)
+  end
+
+  def better_password_field(form, obj, field, label, required=true, options = {})
+    better_form_field(form, obj, field, :password_field, colonize(label), required, '', options)
+  end
+
+  def colonize(label)
+    label =~ /[:\?]$/ ? label : "#{label}:"
+  end
+
+  def better_error_message_for(object, method, *args)
+    options = args.extract_options!
+    options.reverse_merge!(:prepend_text => '', :append_text => '', :css_class => 'formError')
+
+    if (obj = (object.respond_to?(:errors) ? object : instance_variable_get("@#{object}"))) &&
+      (errors = obj.errors.on(method))
+      error_to_display = errors.is_a?(Array) ? errors.first : errors
+      error_to_display.gsub!(/^\^/, '')
+      content_tag("span",
+                  "#{options[:prepend_text]}#{ERB::Util.html_escape(error_to_display)}#{options[:append_text]}",
+                  :class => options[:css_class]
+      )
+    else
+      ''
+    end
+  end
+end