139 lines
4 KiB
Ruby
139 lines
4 KiB
Ruby
# The methods added to this helper will be available to all templates in the application.
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module ApplicationHelper
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include NavigationHelper
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protected
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def format_datetime(datetime)
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datetime.strftime "%d.%m.%Y %H:%M"
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end
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def errors_base(form_name)
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errors = instance_variable_get("@#{form_name}").errors.on_base()
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errors_out = ""
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if errors
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errors = [errors] unless errors.is_a? Array
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errors.each do |e|
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errors_out << "<span class=\"error\">#{e}</span>"
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end
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end
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errors_out
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end
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# Useful abstraction for form input fields - combines an input field with error message (if any)
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# and writes an appropriate style (for errors)
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# Usage:
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# form_input :text_field, 'postform', 'subject'
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# form_input :text_area, 'postform', 'text', 'Please enter text:', 'cols' => 80
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# form_input :hidden_field, 'postform', 'topic_id'
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def form_input(helper_method, form_name, field_name, prompt = field_name.capitalize, options = {})
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case helper_method.to_s
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when 'hidden_field'
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self.hidden_field(form_name, field_name)
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when /^.*button$/
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<<-EOL
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<tr><td class="button" colspan="2">
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#{self.send(helper_method, form_name, prompt, options)}
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</td></tr>
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EOL
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else
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field = (
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if :select == helper_method
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self.send(helper_method, form_name, field_name, options.delete('values'), options)
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elsif :collection_select == helper_method
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self.send(helper_method, form_name, field_name, options.delete('collection'), options.delete('value_method'), options.delete('text_method'), options)
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else
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self.send(helper_method, form_name, field_name, options)
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end)
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errors = instance_variable_get("@#{form_name}").errors[field_name] unless instance_variable_get("@#{form_name}").nil?
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errors = Array.new if errors.nil?
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errors_out = ""
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if errors
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errors = [errors] unless errors.is_a? Array
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errors.each do |e|
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errors_out << "<span class=\"error\">#{e}</span>"
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end
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end
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if options['class'] == 'two_columns'
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<<-EOL
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<tr class="two_columns">
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<td class="prompt"><label>#{prompt}:</label></td>
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<td class="value">#{field}#{errors_out}</td>
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</tr>
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EOL
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else
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<<-EOL
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<tr><td class="prompt"><strong>#{prompt}:</strong></td></tr>
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<tr><td class="value">#{field}#{errors_out}</td></tr>
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EOL
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end
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end
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end
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# Helper method that has the same signature as real input field helpers, but simply displays
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# the value of a given field enclosed within <p> </p> tags.
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# Usage:
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# <%= form_input :read_only_field, 'new_user', 'name', _('user_name')) %>
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def read_only_field(form_name, field_name, html_options)
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"<span #{attributes(html_options)}>#{instance_variable_get('@' + form_name)[field_name]}</span>"
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end
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def submit_button(form_name, prompt, html_options)
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%{<input name="submit" type="submit" value="#{prompt}" />}
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end
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# Converts a hash to XML attributes string. E.g.:
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# to_attributes('a' => 'aaa', 'b' => 1)
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# => 'a="aaa" b="1" '
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def attributes(hash)
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hash.keys.inject("") { |attrs, key| attrs + %{#{key}="#{hash[key]}" } }
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end
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def initListClass
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@itClass = 1
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end
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def popListClass
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ret = getListClass
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@itClass = @itClass + 1
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return ret
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end
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def getListClass
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return "even" if @itClass%2 == 0
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return "odd" if @itClass%2 == 1
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end
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def get_meta_info
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'<meta name="rating" content="General">'
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'<meta name="robots" content="Index, ALL">'
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'<meta name="description" content="">'
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'<meta name="keywords" content="">'
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'<meta name content="">'
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end
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def user
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@user = Customer.find(@session["user"]) if @user.nil?
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@user
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end
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def link_main
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link_to( t(:contacts), contacts_path)
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end
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def alternator
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if @alternator.nil?
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@alternator = 1
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end
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@alternator = -@alternator
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if @alternator == -1
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return "even"
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else
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return "odd"
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end
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end
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end
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