announcement-test/app/models/bulletin_feed.rb

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class BulletinFeed
include Mongoid::Document
include Mongoid::Timestamps
include Slug
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field :title, as: :slug_title, type: String, localize: true
field :tag_ids, type: Array, default: []
field :category_ids, type: Array, default: []
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before_save do
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BulletinFeedCache.where(uid: self.uid).each do |cache|
cache.regenerate
end
end
def self.create_feed_cache(bulletin=nil,bulletin_feed=nil)
Thread.new do
if !bulletin.nil?
BulletinFeed.where(:tag_ids.in => Array(bulletin.tag_ids).collect{|v| v.to_s}).each do |bulletin_feed|
uid = bulletin_feed.uid
BulletinFeedCache.where(:uid => uid).each do |cache|
cache.regenerate
end
end
elsif !bulletin_feed.nil?
uid = bulletin_feed.uid
BulletinFeedCache.where(:uid => uid).each do |cache|
cache.regenerate
end
end
end
end
def generate_one_cache_timeout(startdt: nil,enddt: nil,dt: nil, base_url: nil, timeout: nil)
begin
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if timeout.nil?
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feed_cache_content = self.generate_one_cache(startdt: startdt,enddt: enddt,dt: dt,base_url: base_url)
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else
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Timeout::timeout(timeout) do
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feed_cache_content = nil
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thread = Thread.new do
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feed_cache_content = self.generate_one_cache(startdt: startdt,enddt: enddt,dt: dt,base_url: base_url)
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end
(1..(timeout.to_i+1)).each do
sleep(1)
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break if !feed_cache_content.nil? && !thread.alive?
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end
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feed_cache_content
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end
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end
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rescue=> e
puts [e,e.backtrace]
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nil
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end
end
def generate_one_cache(startdt: nil,enddt: nil,dt: nil, base_url: nil)
base_url = Site.first.root_url if base_url.nil?
uid = self.uid
bf = self
if !bf.nil?
tags = bf.tag_ids
categories = bf.category_ids
if !(categories.empty? && tags.empty?)
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anns_before_filter = Bulletin.is_approved_and_show
can_display_and_sorted_flag = false
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if !dt.nil?
dt = DateTime.parse(dt)
dtt = dt + 1.day
anns_before_filter = anns_before_filter.where(:postdate.gt => dt, :postdate.lt => dtt)
elsif !startdt.blank? && enddt.blank?
startdt = DateTime.parse(startdt)
enddt = DateTime.now
anns_before_filter = anns_before_filter.where(:postdate.gt => startdt, :postdate.lt => enddt)
elsif !startdt.blank? && !enddt.blank?
startdt = DateTime.parse(startdt)
enddt = DateTime.parse(enddt) + 1.day
anns_before_filter = anns_before_filter.where(:postdate.gt => startdt, :postdate.lt => enddt)
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else
can_display_and_sorted_flag = true
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end
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if !tags.empty?
anns_before_filter = anns_before_filter.filter_by_tags(tags)
end
if !categories.empty?
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anns_before_filter = anns_before_filter.filter_by_categories(categories,paginate=false)
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end
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anns_before_filter.selector = {"$and"=>[anns_before_filter.selector,{"$or"=>(I18n.available_locales.map{|v| {"title.#{v}"=>{"$nin"=>["", nil]}}})}]}
if can_display_and_sorted_flag
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announcements = anns_before_filter.valid_time_range.to_a
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else
announcements = anns_before_filter.to_a
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end
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else
announcements = []
end
end
all_anns = []
tag_names = []
category_titles = []
tag_ids = []
category_ids = []
first_postdate = anns_before_filter.open_in_future.limit(1).pluck(:postdate)[0]
first_deadline = nil
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cat_ids = announcements.collect{|a| a.category_id.blank? ? nil : a.category_id.to_s}.compact.uniq
tag_ids = announcements.collect{|a| a.tag_ids.collect{|v| v.blank? ? nil : v.to_s}}.flatten.compact.uniq
basic_query = {:module => 'announcement',:enabled_for=>I18n.locale}
if !cat_ids.blank?
query = basic_query.merge({:categories.all => cat_ids})
else
query = basic_query.clone
end
if !tag_ids.blank?
query = query.merge({:tags.all => tag_ids})
end
page = Page.where(query).first || Page.where(basic_query).first
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more_url = page ? page.get_url : nil
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announcements.each_with_index do |anns,i|
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deadline = anns.deadline
if !deadline.blank?
if first_deadline.nil? || first_deadline>deadline
first_deadline = deadline
end
end
user = User.find(anns.create_user_id) rescue nil
if !user.nil?
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author = user.member_name || user.user_name
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else
author = ""
end
a = {}
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if more_url
a['show_url'] = "#{more_url}/#{anns.to_param}"
end
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a["id"] = anns.uid
a["title_translations"] = anns.title_translations
a["subtitle_translations"] = anns.subtitle_translations
a["text_translations"] = {}
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text_translations = anns.text_translations
a["text_translations"]["en"] = self.class.smart_convertor(text_translations["en"],base_url) if !text_translations["en"].blank?
a["text_translations"]["zh_tw"] = self.class.smart_convertor(text_translations["zh_tw"],base_url) if !text_translations["zh_tw"].blank?
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a["postdate"] = anns.postdate
a["image_description_translations"] = anns.image_description_translations
a["image"] = {}
a["display_img"] = anns.display_img
a["image"]["original"] = ("#{base_url}" + anns.image.url rescue "")
a["image"]["thumb"] = ("#{base_url}" + anns.image.thumb.url rescue "")
a["image"]["mobile"] = ("#{base_url}" + anns.image.mobile.url rescue "")
a["tags"] = []
a["category"] = {}
a["author"] = author
a["params"] = anns.to_param
a["subtitle_ann"] = anns.subtitle if anns.display_subtitle?
a["bulletin_links"] = []
a["bulletin_files"] = []
a["bulletin_carousel_images"] = anns.bulletin_carousel_images.map{|image| {"src"=>"#{base_url}" + image.file.url,"description"=>image.description.to_s,"description_text"=>image.description_text }}
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a["external_link"] = anns["is_external_link"] ? anns.external_link : nil
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anns.tags.each do |tag|
if !tag_ids.include?(tag.id.to_s)
tag_ids << tag.id.to_s
tag_names << {"name_translations" => tag.name_translations}
end
a["tags"] << {"name_translations" => tag.name_translations}
end
cat = anns.category
if (!category_ids.include?(cat.id.to_s) rescue false)
category_ids << cat.id.to_s
category_titles << {"title_translations" => cat.title_translations}
end
a["category"] = {"title_translations" => (cat.title_translations rescue {})}
anns.bulletin_links.each do |bl|
b = {}
b["url"] = bl.url
b["title_translations"] = bl.title_translations
a["bulletin_links"] << b
end
anns.bulletin_files.each do |bf|
b = {}
b["description_translations"] = bf.description_translations
b["title_translations"] = bf.title_translations
b["url"] = ("#{base_url}" + bf.file.url rescue "")
a["bulletin_files"] << b
end
all_anns << a
end
invalid_date = [first_postdate,first_deadline].compact.sort[0]
anns = {
"announcements" => all_anns,
"tags" => tag_names,
"categories" => category_titles
}.to_json
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BulletinFeedCache.where(uid: uid,start: startdt,end: enddt,date: dt).destroy
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feed_cache = BulletinFeedCache.create(uid: uid,content: anns,start: startdt,end: enddt,date: dt,invalid_date: invalid_date)
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anns
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end
def self.smart_convertor(text,url)
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doc = Nokogiri.HTML(text)
doc.search('a[href]').each do |link|
if link['href'].nil?
link.delete 'href'
elsif link['href'].start_with?('/')
link['href'] = url + link['href']
elsif link['href'].start_with?('../')
link['href'] = url + link['href'][3..-1]
end
end
doc.search('img[src]').each do |link|
if link['src'].nil?
link.delete 'src'
elsif link['src'].start_with?('/')
link['src'] = url + link['src']
elsif link['src'].start_with?('../')
link['src'] = url + link['src'][3..-1]
end
end
return doc.css('body').inner_html
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end
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end