Class: Calligraphy::FileResource

Inherits:
Resource
  • Object
show all
Includes:
Utils
Defined in:
lib/calligraphy/file_resource.rb

Constant Summary

Constants included from Utils

Utils::FALSE_VALUES, Utils::TRUE_VALUES

Instance Attribute Summary

Attributes inherited from Resource

#client_nonce, #contents, #full_request_path, #mount_point, #request_body, #request_path, #root_dir, #updated_at

Instance Method Summary collapse

Methods included from Utils

#extract_lock_token, #is_false?, #is_true?, #join_paths, #map_array_of_hashes, #obj_exists_and_is_not_type?, #split_and_pop

Methods inherited from Resource

#readable?

Constructor Details

#initialize(resource: nil, req: nil, mount: nil, root_dir: Dir.pwd) ⇒ FileResource

Returns a new instance of FileResource.



7
8
9
10
11
12
13
14
15
16
17
18
19
20
 
# File 'lib/calligraphy/file_resource.rb', line 7

def initialize(resource: nil, req: nil, mount: nil, root_dir: Dir.pwd)
  super

  @root_dir = root_dir || Dir.pwd
  @src_path = join_paths @root_dir, @request_path

  if exists?
    @name = File.basename @src_path
    init_pstore
    set_file_stats
  end

  set_ancestors
end

Instance Method Details

#ancestor_exist? ⇒ Boolean

Returns:

  • (Boolean) 


22
23
24
 
# File 'lib/calligraphy/file_resource.rb', line 22

def ancestor_exist?
  File.exist? @ancestor_path
end

#can_copy?(options) ⇒ Boolean

Returns:

  • (Boolean) 


26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
 
# File 'lib/calligraphy/file_resource.rb', line 26

def can_copy?(options)
  copy_options = { can_copy: false, ancestor_exist: false, locked: false }

  overwrite = is_true? options[:overwrite]
  destination = options[:destination].tap { |s| s.slice! @mount_point }
  copy_options[:ancestor_exist] = File.exist? parent_path(destination)

  to_path = join_paths @root_dir, destination
  to_path_exist = File.exist? to_path

  copy_options[:locked] = if to_path_exist
    if destination_locked? to_path
      true
    else
      to_path_parent = split_and_pop(path: to_path).join '/'
      common_ancestor = common_path_ancestors(to_path, @ancestors).first
      to_path_ancestors = ancestors_from_path_to_ancestor to_path, common_ancestor

      locking_ancestor? to_path_parent, to_path_ancestors
    end
  else
    false
  end

  if copy_options[:ancestor_exist]
    if !overwrite && to_path_exist
      copy_options[:can_copy] = false
    else
      copy_options[:can_copy] = true
    end
  end

  copy_options
end

#collection? ⇒ Boolean

Returns:

  • (Boolean) 


61
62
63
 
# File 'lib/calligraphy/file_resource.rb', line 61

def collection?
  File.directory? @src_path
end

#copy(options) ⇒ Object 



65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
 
# File 'lib/calligraphy/file_resource.rb', line 65

def copy(options)
  destination = options[:destination].tap { |s| s.slice! @mount_point }
  preserve_existing = is_false? options[:overwrite]

  to_path = join_paths @root_dir, destination
  to_path_exists = File.exist? to_path

  if collection?
    FileUtils.cp_r @src_path, to_path, preserve: preserve_existing
  else
    FileUtils.cp @src_path, to_path, preserve: preserve_existing
  end

  if store_exist? && preserve_existing
    dest_store_path = collection? ? "#{to_path}/#{@name}" : to_path
    dest_store_path += ".pstore"

    FileUtils.cp @store_path, dest_store_path, preserve: preserve_existing
  end

  to_path_exists
end

#create_collection ⇒ Object 



88
89
90
 
# File 'lib/calligraphy/file_resource.rb', line 88

def create_collection
  Dir.mkdir @src_path
end

#delete_collection ⇒ Object 



92
93
94
95
 
# File 'lib/calligraphy/file_resource.rb', line 92

def delete_collection
  FileUtils.rm_r @src_path
  FileUtils.rm_r @store_path if store_exist?
end

#etag ⇒ Object 



97
98
99
 
# File 'lib/calligraphy/file_resource.rb', line 97

def etag
  [@updated_at.to_i, @stats[:inode], @stats[:size]].join('-').to_s
end

#exists? ⇒ Boolean

Returns:

  • (Boolean) 


101
102
103
 
# File 'lib/calligraphy/file_resource.rb', line 101

def exists?
  File.exist? @src_path
end

#lock(nodes, depth = 'infinity') ⇒ Object 



105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
 
# File 'lib/calligraphy/file_resource.rb', line 105

def lock(nodes, depth='infinity')
  properties = {}

  nodes.each do |node|
    next unless node.is_a? Nokogiri::XML::Element
    properties[node.name.to_sym] = node
  end

  unless exists?
    write ''
    @name = File.basename @src_path
    init_pstore
  end

  create_lock properties, depth
end

#lock_is_exclusive? ⇒ Boolean

Returns:

  • (Boolean) 


122
123
124
 
# File 'lib/calligraphy/file_resource.rb', line 122

def lock_is_exclusive?
  lockscope == 'exclusive'
end

#lock_tokens ⇒ Object 



126
127
128
129
 
# File 'lib/calligraphy/file_resource.rb', line 126

def lock_tokens
  get_lock_info
  @lock_info&.each { |x| x }&.map { |k, v| k[:locktoken].children[0].text }
end

#locked? ⇒ Boolean

Returns:

  • (Boolean) 


131
132
133
134
 
# File 'lib/calligraphy/file_resource.rb', line 131

def locked?
  get_lock_info
  obj_exists_and_is_not_type? obj: @lock_info, type: []
end

#locked_to_user?(headers = nil) ⇒ Boolean

Returns:

  • (Boolean) 


136
137
138
139
140
141
142
 
# File 'lib/calligraphy/file_resource.rb', line 136

def locked_to_user?(headers=nil)
  if locked?
    !can_unlock? headers
  else
    locking_ancestor? @ancestor_path, @ancestors.dup, headers
  end
end

#propfind(nodes) ⇒ Object 



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/calligraphy/file_resource.rb', line 144

def propfind(nodes)
  properties = { found: [], not_found: [] }

  nodes.each do |node|
    node.children.each do |prop|
      next unless prop.is_a? Nokogiri::XML::Element

      value = get_property prop

      if value.nil?
        properties[:not_found].push prop
      elsif value.is_a? Hash
        value.each_key do |key|
          properties[:found].push value[key]
        end
      else
        properties[:found].push value
      end
    end
  end

  properties
end

#proppatch(nodes) ⇒ Object 



168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
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
 
# File 'lib/calligraphy/file_resource.rb', line 168

def proppatch(nodes)
  actions = { set: [], remove: [] }

  @store.transaction do
    @store[:properties] = {} unless @store[:properties].is_a? Hash

    nodes.each do |node|
      if node.name == 'set'
        node.children.each do |prop|
          prop.children.each do |property|
            prop_sym = property.name.to_sym
            node = Calligraphy::XML::Node.new property

            if @store[:properties][prop_sym]
              if @store[:properties][prop_sym].is_a? Array
                unless matching_namespace? @store[:properties][prop_sym], node
                  @store[:properties][prop_sym].push node
                end
              else
                if !same_namespace? @store[:properties][prop_sym], node
                  @store[:properties][prop_sym] = [@store[:properties][prop_sym]]
                  @store[:properties][prop_sym].push node
                else
                  @store[:properties][prop_sym] = node
                end
              end
            else
              @store[:properties][prop_sym] = node
            end

            actions[:set].push property
          end
        end
      elsif node.name == 'remove'
        node.children.each do |prop|
          prop.children.each do |property|
            @store[:properties].delete property.name.to_sym

            actions[:remove].push property
          end
        end
      end
    end
  end

  get_custom_property nil
  actions
end

#read ⇒ Object 



217
218
219
 
# File 'lib/calligraphy/file_resource.rb', line 217

def read
  @contents ||= File.read @src_path if readable?
end

#refresh_lock ⇒ Object 



221
222
223
224
225
226
227
228
229
230
231
 
# File 'lib/calligraphy/file_resource.rb', line 221

def refresh_lock
  if locked?
    @store.transaction do
      @store[:lockdiscovery][-1][:timeout] = timeout_node
    end

    get_lock_info
  else
    refresh_ancestor_locks @ancestor_path, @ancestors.dup
  end
end

#unlock(token) ⇒ Object 



233
234
235
236
237
238
239
240
 
# File 'lib/calligraphy/file_resource.rb', line 233

def unlock(token)
  if lock_tokens.include? token
    remove_lock token
    :no_content
  else
    :forbidden
  end
end

#write(contents = @request_body.to_s) ⇒ Object 



242
243
244
245
246
247
248
 
# File 'lib/calligraphy/file_resource.rb', line 242

def write(contents=@request_body.to_s)
  @contents = contents

  File.open(@src_path, 'w') do |file|
    file.write @contents
  end
end