Class: Caboose::Media

Inherits:
ActiveRecord::Base
  • Object
show all
Defined in:
app/models/caboose/media.rb

Class Method Summary collapse

Instance Method Summary collapse

Class Method Details

.upload_name(str) ⇒ Object 



162
163
164
165
 
# File 'app/models/caboose/media.rb', line 162

def self.upload_name(str)
  return '' if str.nil?
  return File.basename(str, File.extname(str)).downcase.gsub(' ', '-').gsub(/[^\w-]/, '')
end

Instance Method Details

#api_hash ⇒ Object 



131
132
133
134
135
136
137
138
139
140
141
142
143
 
# File 'app/models/caboose/media.rb', line 131

def api_hash
  {
    :id                 => self.id,
    :name               => self.name,
    :original_name      => self.original_name,
    :description        => self.description,
    :processed          => self.processed,
    :image_urls         => self.image_urls,
    :file_url           => self.file ? self.file.url : nil,
    :media_type         => self.is_image? ? 'image' : 'file',
    :media_category_id  => self.media_category_id
  }    
end

#download_file_from_url(url) ⇒ Object 



125
126
127
128
129
 
# File 'app/models/caboose/media.rb', line 125

def download_file_from_url(url)
  self.image = URI.parse(url)
  self.processed = true
  self.save
end

#download_image_from_url(url) ⇒ Object 



119
120
121
122
123
 
# File 'app/models/caboose/media.rb', line 119

def download_image_from_url(url)
  self.image = URI.parse(url)
  self.processed = true
  self.save
end

#duplicate(site_id) ⇒ Object 



176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
 
# File 'app/models/caboose/media.rb', line 176

def duplicate(site_id)
  cat = Caboose::MediaCategory.top_category(site_id)
  m = Caboose::Media.create(      
    :media_category_id  => cat.id                  ,
    :name               => self.name               ,
    :description        => self.description        ,
    :original_name      => self.original_name      ,
    :image_file_name    => self.image_file_name    ,
    :image_content_type => self.image_content_type ,
    :image_file_size    => self.image_file_size    ,
    :image_updated_at   => self.image_updated_at   ,
    :file_file_name     => self.file_file_name     ,
    :file_content_type  => self.file_content_type  ,
    :file_file_size     => self.file_file_size     ,
    :file_updated_at    => self.file_updated_at    ,      
    :processed          => false
  )
  m.delay(:queue => 'caboose_media').download_image_from_url(self.image.url(:original)) if self.image
  m.delay(:queue => 'caboose_media').download_file_from_url(self.file.url) if self.file
  return m
end

#file_url ⇒ Object 



167
168
169
170
 
# File 'app/models/caboose/media.rb', line 167

def file_url
  return self.image.url(:original) if self.image && !self.image.url(:original).starts_with?('http://placehold.it')
  return self.file.url    
end

#image_urls ⇒ Object 



152
153
154
155
156
157
158
159
160
 
# File 'app/models/caboose/media.rb', line 152

def image_urls
  return nil if self.image.nil? || self.image.url(:tiny).starts_with?('http://placehold.it')
  return {
    :tiny_url     => self.image.url(:tiny),
    :thumb_url    => self.image.url(:thumb),
    :large_url    => self.image.url(:large),
    :original_url => self.image.url(:original)
  }
end

#is_image? ⇒ Boolean

Returns:

  • (Boolean) 


145
146
147
148
149
150
 
# File 'app/models/caboose/media.rb', line 145

def is_image?
  image_extensions = ['.jpg', '.jpeg', '.gif', '.png', '.tif']
  ext = File.extname(self.original_name).downcase
  return true if image_extensions.include?(ext)
  return false    
end

#process ⇒ Object

before_post_process :set_content_dispositon def set_content_dispositon

self.sample.options.merge({ :s3_headers => { "Content-Disposition" => "attachment; filename=#{self.name}" }})

end



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
 
# File 'app/models/caboose/media.rb', line 45

def process
  #return if self.processed
  
  config = YAML.load(File.read(Rails.root.join('config', 'aws.yml')))[Rails.env]    
  AWS.config({ 
    :access_key_id => config['access_key_id'],
    :secret_access_key => config['secret_access_key']  
  })
  bucket = config['bucket']
  bucket = Caboose::uploads_bucket && Caboose::uploads_bucket.strip.length > 0 ? Caboose::uploads_bucket : "#{bucket}-uploads"
      
  key = "#{self.media_category_id}_#{self.original_name}"    
  key = URI.encode(key.gsub(' ', '+'))    
  uri = "http://#{bucket}.s3.amazonaws.com/#{key}"    

  content_type = self.image_content_type || self.file_content_type

  if is_image?
    self.image = URI.parse(uri)
    self.image_content_type = content_type
  else
    self.file = URI.parse(uri)
    self.file_content_type = content_type
  end
  self.processed = true
  self.save

  # Set the content-type metadata on S3
  if !is_image?
    self.set_file_content_type(content_type)
  end

  # Remember when the last upload processing happened
  s = Caboose::Setting.where(:site_id => self.media_category.site_id, :name => 'last_upload_processed').first
  s = Caboose::Setting.create(:site_id => self.media_category.site_id, :name => 'last_upload_processed') if s.nil?
  s.value = DateTime.now.utc.strftime("%FT%T%z")
  s.save

  # Remove the temp file            
  bucket = AWS::S3::Bucket.new(bucket)
  obj = bucket.objects[key]
  obj.delete
       
end

#reprocess_image ⇒ Object 



172
173
174
 
# File 'app/models/caboose/media.rb', line 172

def reprocess_image
  self.image.reprocess!
end

#set_file_content_type(content_type) ⇒ Object 



105
106
107
108
109
110
111
112
113
114
115
116
117
 
# File 'app/models/caboose/media.rb', line 105

def set_file_content_type(content_type)
  config = YAML.load(File.read(Rails.root.join('config', 'aws.yml')))[Rails.env]    
  AWS.config({ 
    :access_key_id => config['access_key_id'],
    :secret_access_key => config['secret_access_key']  
  })
  s3 = AWS::S3.new
  bucket = s3.buckets[config['bucket']]
  ext = File.extname(self.file_file_name)[1..-1]
  # has_attached_file :file, :path => ':caboose_prefixmedia/:id_:media_name.:extension'
  k = "media/#{self.id}_#{self.name}.#{ext}"
  bucket.objects[k].copy_from(k, :content_type => content_type) # a copy needs to be done to change the content-type    
end

#set_image_content_type(content_type) ⇒ Object 



90
91
92
93
94
95
96
97
98
99
100
101
102
103
 
# File 'app/models/caboose/media.rb', line 90

def set_image_content_type(content_type)
  config = YAML.load(File.read(Rails.root.join('config', 'aws.yml')))[Rails.env]    
  AWS.config({ 
    :access_key_id => config['access_key_id'],
    :secret_access_key => config['secret_access_key']  
  })
  s3 = AWS::S3.new
  bucket = s3.buckets[config['bucket']]
  ext = File.extname(self.image_file_name)[1..-1]
  self.image.styles.each do |style|
    k = "media/#{self.id}_#{self.name}_#{style}.#{ext}"
    bucket.objects[k].copy_from(k, :content_type => content_type) # a copy needs to be done to change the content-type
  end
end