|
1 | | -require 'rails2_compat' |
2 | | - |
3 | | -module LaterDude |
4 | | - module CalendarHelper |
5 | | - def calendar_for(year, month, options={}, &block) |
6 | | - Calendar.new(year, month, options, &block).to_html |
7 | | - end |
8 | | - end |
9 | | - |
10 | | - # TODO: Maybe make output prettier? |
11 | | - class Calendar |
12 | | - include ActionView::Helpers::CaptureHelper |
13 | | - include ActionView::Helpers::TagHelper |
14 | | - include ActionView::Helpers::UrlHelper |
15 | | - |
16 | | - attr_accessor :output_buffer |
17 | | - |
18 | | - def initialize(year, month, options={}, &block) |
19 | | - @year, @month = year, month |
20 | | - @options = options.symbolize_keys.reverse_merge(self.class.default_calendar_options) |
21 | | - |
22 | | - # next_month and previous_month take precedence over next_and_previous_month |
23 | | - @options[:next_month] ||= @options[:next_and_previous_month] |
24 | | - @options[:previous_month] ||= @options[:next_and_previous_month] |
25 | | - |
26 | | - @days = Date.civil(@year, @month, 1)..Date.civil(@year, @month, -1) |
27 | | - @block = block |
28 | | - end |
29 | | - |
30 | | - def to_html |
31 | | - content_tag(:table, :class => "#{@options[:calendar_class]}") do |
32 | | - content_tag(:tbody, show_days)+ content_tag(:thead, "#{show_month_names}#{show_day_names}".html_safe) |
33 | | - end |
34 | | - end |
35 | | - |
36 | | - private |
37 | | - def show_days |
38 | | - content_tag(:tr, "#{show_previous_month}#{show_current_month}#{show_following_month}".html_safe) |
39 | | - end |
40 | | - |
41 | | - def show_previous_month |
42 | | - return if @days.first.wday == first_day_of_week # don't display anything if the first day is the first day of a week |
43 | | - |
44 | | - returning "" do |output| |
45 | | - beginning_of_week(@days.first).upto(@days.first - 1) { |d| output << show_day(d) } |
46 | | - end.html_safe |
47 | | - end |
48 | | - |
49 | | - def show_current_month |
50 | | - returning "" do |output| |
51 | | - @days.first.upto(@days.last) { |d| output << show_day(d) } |
52 | | - end.html_safe |
53 | | - end |
54 | | - |
55 | | - def show_following_month |
56 | | - return if @days.last.wday == last_day_of_week # don't display anything if the last day is the last day of a week |
57 | | - |
58 | | - returning "" do |output| |
59 | | - (@days.last + 1).upto(beginning_of_week(@days.last + 1.week) - 1) { |d| output << show_day(d) } |
60 | | - end.html_safe |
61 | | - end |
62 | | - |
63 | | - def show_day(day) |
64 | | - options = { :class => "day" } |
65 | | - options[:class] << " otherMonth" if day.month != @days.first.month |
66 | | - options[:class] << " weekend" if Calendar.weekend?(day) |
67 | | - options[:class] << " today" if day.today? |
68 | | - |
69 | | - # block is only called for current month or if :yield_surrounding_days is set to true |
70 | | - if @block && (@options[:yield_surrounding_days] || day.month == @days.first.month) |
71 | | - content, options_from_block = Array(@block.call(day)) |
72 | | - |
73 | | - # passing options is optional |
74 | | - if options_from_block.is_a?(Hash) |
75 | | - options[:class] << " #{options_from_block.delete(:class)}" if options_from_block[:class] |
76 | | - options.merge!(options_from_block) |
77 | | - end |
78 | | - else |
79 | | - content = day.day |
80 | | - end |
81 | | - |
82 | | - content = content_tag(:td, content.to_s.html_safe, options) |
83 | | - |
84 | | - # close table row at the end of a week and start a new one |
85 | | - # opening and closing tag for the first and last week are included in #show_days |
86 | | - content << "</tr><tr>".html_safe if day < @days.last && day.wday == last_day_of_week |
87 | | - content |
88 | | - end |
89 | | - |
90 | | - def beginning_of_week(day) |
91 | | - diff = day.wday - first_day_of_week |
92 | | - diff += 7 if first_day_of_week > day.wday # hackish ;-) |
93 | | - day - diff |
94 | | - end |
95 | | - |
96 | | - def show_month_names |
97 | | - return if @options[:hide_month_name] |
98 | | - |
99 | | - content_tag(:tr, "#{previous_month}#{current_month}#{next_month}".html_safe, :class => 'month_names') |
100 | | - end |
101 | | - |
102 | | - # @options[:previous_month] can either be a single value or an array containing two values. For a single value, the |
103 | | - # value can either be a strftime compatible string or a proc. |
104 | | - # For an array, the first value is considered to be a strftime compatible string and the second is considered to be |
105 | | - # a proc. If the second value is not a proc then it will be ignored. |
106 | | - def previous_month |
107 | | - return unless @options[:previous_month] |
108 | | - |
109 | | - show_month(@days.first - 1.month, @options[:previous_month], :class => "previous") |
110 | | - end |
111 | | - |
112 | | - # see previous_month |
113 | | - def next_month |
114 | | - return unless @options[:next_month] |
115 | | - |
116 | | - show_month(@days.first + 1.month, @options[:next_month], :class => "next") |
117 | | - end |
118 | | - |
119 | | - # see previous_month and next_month |
120 | | - def current_month |
121 | | - colspan = @options[:previous_month] || @options[:next_month] ? 3 : 7 # span across all 7 days if previous and next month aren't shown |
122 | | - |
123 | | - show_month(@days.first, @options[:current_month], :colspan => colspan, :class => "current") |
124 | | - end |
125 | | - |
126 | | - def show_month(month, format, options={}) |
127 | | - options[:colspan] ||= 2 |
128 | | - |
129 | | - content_tag(:th, :colspan => options[:colspan], :class => "#{options[:class]} #{Date::MONTHNAMES[month.month].downcase}") do |
130 | | - if format.kind_of?(Array) && format.size == 2 |
131 | | - text = I18n.localize(month, :format => format.first.to_s).html_safe |
132 | | - format.last.respond_to?(:call) ? link_to(text, format.last.call(month)) : text |
133 | | - else |
134 | | - format.respond_to?(:call) ? format.call(month) : I18n.localize(month, :format => format.to_s).html_safe |
135 | | - end |
136 | | - end |
137 | | - end |
138 | | - |
139 | | - def day_names |
140 | | - @day_names ||= @options[:use_full_day_names] ? full_day_names : abbreviated_day_names |
141 | | - end |
142 | | - |
143 | | - def full_day_names |
144 | | - @full_day_names ||= I18n.translate(:'date.day_names') |
145 | | - end |
146 | | - |
147 | | - def abbreviated_day_names |
148 | | - @abbreviated_day_names ||= I18n.translate(:'date.abbr_day_names') |
149 | | - end |
150 | | - |
151 | | - def show_day_names |
152 | | - return if @options[:hide_day_names] |
153 | | - content_tag(:tr, :class => 'day_names') do |
154 | | - apply_first_day_of_week(day_names).inject('') do |output, day| |
155 | | - output << content_tag(:th, include_day_abbreviation(day), :scope => 'col', :class => Date::DAYNAMES[day_names.index(day)].downcase) |
156 | | - end.html_safe |
157 | | - end |
158 | | - end |
159 | | - |
160 | | - # => <abbr title="Sunday">Sun</abbr> |
161 | | - def include_day_abbreviation(day) |
162 | | - return day if @options[:use_full_day_names] |
163 | | - |
164 | | - content_tag(:abbr, day, :title => full_day_names[abbreviated_day_names.index(day)]) |
165 | | - end |
166 | | - |
167 | | - def apply_first_day_of_week(day_names) |
168 | | - names = day_names.dup |
169 | | - first_day_of_week.times { names.push(names.shift) } |
170 | | - names |
171 | | - end |
172 | | - |
173 | | - def first_day_of_week |
174 | | - @options[:first_day_of_week] |
175 | | - end |
176 | | - |
177 | | - def last_day_of_week |
178 | | - @options[:first_day_of_week] > 0 ? @options[:first_day_of_week] - 1 : 6 |
179 | | - end |
180 | | - |
181 | | - class << self |
182 | | - def weekend?(day) |
183 | | - [0,6].include?(day.wday) # 0 = Sunday, 6 = Saturday |
184 | | - end |
185 | | - |
186 | | - def default_calendar_options |
187 | | - { |
188 | | - :calendar_class => "calendar", |
189 | | - :first_day_of_week => I18n.translate(:'date.first_day_of_week', :default => "0").to_i, |
190 | | - :hide_day_names => false, |
191 | | - :hide_month_name => false, |
192 | | - :use_full_day_names => false, |
193 | | - :current_month => I18n.translate(:'date.formats.calendar_header', :default => "%B"), |
194 | | - :next_month => false, |
195 | | - :previous_month => false, |
196 | | - :next_and_previous_month => false, |
197 | | - :yield_surrounding_days => false |
198 | | - } |
199 | | - end |
200 | | - end |
201 | | - end |
202 | | -end |
203 | | - |
204 | | -ActionView::Base.send(:include, LaterDude::CalendarHelper) |
| 1 | +require 'later_dude/calendar' |
| 2 | +require 'later_dude/calendar_helper' |
| 3 | +require 'later_dude/rails2_compat' |
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