Class: Thoth::PostController

Inherits:
Controller
  • Object
show all
Defined in:
lib/thoth/controller/post.rb

Instance Method Summary collapse

Methods inherited from Controller

action_missing

Instance Method Details

#atom(name = nil) ⇒ Object 



122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
 
# File 'lib/thoth/controller/post.rb', line 122

def atom(name = nil)
  error_404 unless name && post = Post.get(name)

  # Permanently redirect id-based URLs to name-based URLs to reduce search
  # result dupes and improve pagerank.
  raw_redirect(post.atom_url, :status => 301) if name =~ /^\d+$/

  response['Content-Type'] = 'application/atom+xml'

  comments = post.comments.reverse_order.limit(20)
  updated  = comments.count > 0 ? comments.first.created_at.xmlschema :
      post.created_at.xmlschema

  x = Builder::XmlMarkup.new(:indent => 2)
  x.instruct!

  x.feed(:xmlns => 'http://www.w3.org/2005/Atom') {
    x.id       post.url
    x.title    "Comments on \"#{post.title}\" - #{Config.site['name']}"
    x.updated  updated
    x.link     :href => post.url
    x.link     :href => post.atom_url, :rel => 'self'

    comments.all do |comment|
      x.entry {
        x.id        comment.url
        x.title     comment.title
        x.published comment.created_at.xmlschema
        x.updated   comment.updated_at.xmlschema
        x.link      :href => comment.url, :rel => 'alternate'
        x.content   comment.body_rendered, :type => 'html'

        x.author {
          x.name comment.author

          if comment.author_url && !comment.author_url.empty?
            x.uri comment.author_url
          end
        }
      }
    end
  }

  throw(:respond, x.target!)
end

#delete(id = nil) ⇒ Object 



168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
 
# File 'lib/thoth/controller/post.rb', line 168

def delete(id = nil)
  require_auth

  error_404 unless id && @post = Post[id]

  if request.post?
    error_403 unless form_token_valid?

    if request[:confirm] == 'yes'
      @post.destroy
      Ramaze::Cache.action.clear
      flash[:success] = 'Blog post deleted.'
      redirect(MainController.r())
    else
      redirect(@post.url)
    end
  end

  @title          = "Delete Post: #{@post.title}"
  @show_post_edit = true
end

#edit(id = nil) ⇒ Object 



190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
 
# File 'lib/thoth/controller/post.rb', line 190

def edit(id = nil)
  require_auth

  unless @post = Post[id]
    flash[:error] = 'Invalid post id.'
    redirect(rs(:new))
  end

  if request.post?
    error_403 unless form_token_valid?

    if request[:name] && !request[:name].empty?
      @post.name = request[:name]
    end

    @post.title          = request[:title]
    @post.body           = request[:body]
    @post.tags           = request[:tags]
    @post.allow_comments = !!request[:allow_comments]

    @post.is_draft = @post.is_draft ? request[:action] != 'Publish' :
        request[:action] == 'Unpublish & Save as Draft'

    @post.created_at = Time.now if @post.is_draft

    if @post.valid? && (@post.is_draft || request[:action] == 'Publish')
      begin
        Thoth.db.transaction do
          raise unless @post.save && @post.tags = request[:tags]
        end
      rescue => e
        @post_error = "There was an error saving your post: #{e}"
      else
        if @post.is_draft
          flash[:success] = 'Draft saved.'
          redirect(rs(:edit, @post.id))
        else
          Ramaze::Cache.action.clear
          flash[:success] = 'Blog post published.'
          redirect(rs(@post.name))
        end
      end
    end
  end

  @title          = "Edit blog post - #{@post.title}"
  @form_action    = rs(:edit, id)
  @show_post_edit = true
end

#index(name = nil) ⇒ Object 



37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
 
# File 'lib/thoth/controller/post.rb', line 37

def index(name = nil)
  error_404 unless name && @post = Post.get(name)

  # Permanently redirect id-based URLs to name-based URLs to reduce search
  # result dupes and improve pagerank.
  raw_redirect(@post.url, :status => 301) if name =~ /^\d+$/

  cache_key = "comments_#{@post.id}_#{auth_key_valid?.to_s}"

  if request.post? && @post.allow_comments && Config.site['enable_comments']
    # Dump the request if the robot traps were triggered.
    error_404 unless request['captcha'].empty? && request['comment'].empty?

    # Create a new comment.
    comment = Comment.new do |c|
      c.post_id      = @post.id
      c.author       = request[:author]
      c.author_email = request[:author_email]
      c.author_url   = request[:author_url]
      c.title        = ''
      c.body         = request[:body]
      c.ip           = request.ip
    end

    # Set cookies.
    expire = Time.now + 5184000 # two months from now

    response.set_cookie(:thoth_author, :expires => expire, :path => '/',
        :value => comment.author)
    response.set_cookie(:thoth_author_email, :expires => expire,
        :path => '/', :value => comment.author_email)
    response.set_cookie(:thoth_author_url, :expires => expire, :path => '/',
        :value => comment.author_url)

    if comment.valid? && request[:action] == 'Post Comment'
      begin
        raise unless comment.save
      rescue => e
        @comment_error = 'There was an error posting your comment. ' <<
            'Please try again later.'
      else
        flash[:success] = 'Comment posted.'
        cache_value.delete(cache_key)
        redirect(rs(@post.name).to_s + "#comment-#{comment.id}")
      end
    end

    @author       = comment.author
    @author_email = comment.author_email
    @author_url   = comment.author_url
    @preview      = comment
  elsif @post.allow_comments && Config.site['enable_comments']
    @author       = cookie(:thoth_author, '')
    @author_email = cookie(:thoth_author_email, '')
    @author_url   = cookie(:thoth_author_url, '')
  end

  @title = @post.title

  if Config.site['enable_comments']
    @comment_action = r(:/, @post.name).to_s + '#post-comment'

    # Since repeated calls to render_view are very expensive, we pre-render
    # the comments here and cache them to speed up future pageviews.
    unless @comments_rendered = cache_value[cache_key]
      @comments_rendered = ''

      @post.comments.all.each do |comment|
        @comments_rendered << CommentController.render_view(:comment,
            :comment => comment)
      end

      cache_value.store(cache_key, @comments_rendered, :ttl => 300)
    end

    @feeds = [{
      :href  => @post.atom_url,
      :title => 'Comments on this post',
      :type  => 'application/atom+xml'
    }]
  end

  @show_post_edit = true
end

#list(page = 1) ⇒ Object 



240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
 
# File 'lib/thoth/controller/post.rb', line 240

def list(page = 1)
  require_auth

  page = page.to_i

  @columns  = [:id, :title, :created_at, :updated_at]
  @order    = (request[:order] || :desc).to_sym
  @sort     = (request[:sort]  || :created_at).to_sym
  @sort     = :created_at unless @columns.include?(@sort)
  @sort_url = rs(:list, page)
  
  @posts = Post.filter(:is_draft => false).paginate(page, 20).order(
            @order == :desc ? Sequel.desc(@sort) : @sort)

  if page == 1
    @drafts = Post.filter(:is_draft => true).order(
        @order == :desc ? Sequel.desc(@sort) : @sort)
  end

  @title = "Blog Posts (page #{page} of #{[@posts.page_count, 1].max})"
  @pager = pager(@posts, rs(:list, '__page__', :sort => @sort, :order => @order))
end

#new ⇒ Object 



263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
 
# File 'lib/thoth/controller/post.rb', line 263

def new
  require_auth

  @title       = "New blog post - Untitled"
  @form_action = rs(:new)

  if request.post?
    error_403 unless form_token_valid?

    @post = Post.new do |p|
      if request[:name] && !request[:name].empty?
        p.name = request[:name]
      end

      p.title          = request[:title]
      p.body           = request[:body]
      p.tags           = request[:tags]
      p.allow_comments = !!request[:allow_comments]
      p.is_draft       = request[:action] == 'Save & Preview'
    end

    if @post.valid?
      begin
        Thoth.db.transaction do
          raise unless @post.save && @post.tags = request[:tags]
        end
      rescue => e
        @post.is_draft = true
        @post_error    = "There was an error saving your post: #{e}"
      else
        if @post.is_draft
          flash[:success] = 'Draft saved.'
          redirect(rs(:edit, @post.id))
        else
          Ramaze::Cache.action.clear
          flash[:success] = 'Blog post published.'
          redirect(rs(@post.name))
        end
      end
    else
      @post.is_draft = true
    end

    @title = "New blog post - #{@post.title}"
  end
end