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RSS feeds accept query parameter start, end and limit

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This commit is contained in:
Alexey Verkhovsky 2005-02-18 02:24:16 +00:00
parent 5e25a94e51
commit aa95acb4f7
4 changed files with 73 additions and 6 deletions
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30
app/controllers/wiki_controller.rb
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@ -1,10 +1,11 @@
require 'application'
require 'fileutils'
require 'redcloth_for_tex'
require 'parsedate'
class WikiController < ApplicationController
layout 'default', :except => [:rss_feed, :rss_with_headlines, :tex, :export_tex, :export_html]
layout 'default', :except => [:rss_feed, :rss_with_content, :rss_with_headlines, :tex, :export_tex, :export_html]
def index
if @web_name
@ -89,11 +90,11 @@ class WikiController < ApplicationController
end
def rss_with_content
render_rss
render_rss(hide_description = false, *parse_rss_params)
end
def rss_with_headlines
render_rss(hide_description = true)
render_rss(hide_description = true, *parse_rss_params)
end
def search
@ -291,6 +292,18 @@ class WikiController < ApplicationController
}
end
def parse_rss_params
if @params.include? 'limit'
limit = @params['limit'].to_i rescue nil
limit = nil if limit == 0
else
limit = 15
end
start_date = Time.local(*ParseDate::parsedate(@params['start'])) rescue nil
end_date = Time.local(*ParseDate::parsedate(@params['end'])) rescue nil
[ limit, start_date, end_date ]
end
def password_check(password)
if password == @web.password
cookies['web_address'] = password
@ -306,8 +319,15 @@ class WikiController < ApplicationController
ip
end
def render_rss(hide_description = false)
@pages_by_revision = @web.select.by_revision.first(15)
def render_rss(hide_description = false, limit = 15, start_date = nil, end_date = nil)
if limit && !start_date && !end_date
@pages_by_revision = @web.select.by_revision.first(limit)
else
@pages_by_revision = @web.select.by_revision
@pages_by_revision.reject! { |page| page.created_at < start_date } if start_date
@pages_by_revision.reject! { |page| page.created_at > end_date } if end_date
end
@hide_description = hide_description
@response.headers['Content-Type'] = 'text/xml'
render 'wiki/rss_feed'