Top Level Namespace

Defined Under Namespace

Modules: Morpheus Classes: Hash, NilClass

Constant Summary collapse

DEFAULT_TIME_FORMAT = 
"%x %I:%M %p"
ALTERNATE_TIME_FORMAT = 
"yyyy-MM-dd'T'HH:mm:ss'Z'"

Instance Method Summary collapse

Instance Method Details

#currency_sym(currency) ⇒ Object 



339
340
341
 
# File 'lib/morpheus/formatters.rb', line 339

def currency_sym(currency)
  Money::Currency.new((currency || 'usd').to_sym).symbol
end

#display_appliance(name, url) ⇒ Object 



164
165
166
 
# File 'lib/morpheus/formatters.rb', line 164

def display_appliance(name, url)
  "#{name} - #{url}"
end

#filter_data(data, include_fields = nil, exclude_fields = nil) ⇒ Object

filter_data filters Hash-like data to only the specified fields To specify fields of child objects, use a “.” Usage: filter_data(instance, [“id”, “name”, “plan.name”])



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
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
 
# File 'lib/morpheus/formatters.rb', line 212

def filter_data(data, include_fields=nil, exclude_fields=nil)
  if !data
    return data
  elsif data.is_a?(Array)
    new_data = data.collect { |it| filter_data(it, include_fields, exclude_fields) }
    return new_data
  elsif data.is_a?(Hash)
    if include_fields
      #new_data = data.select {|k, v| include_fields.include?(k.to_s) || include_fields.include?(k.to_sym) }
      # allow extracting dot pathed fields, just like get_object_value
      my_data = {}
      include_fields.each do |field|
        if field.nil?
          next
        end
        field = field.to_s
        if field.empty?
          next
        end

        # supports "field as Label"
        field_key = field.strip
        field_label = field_key

        if field.index(/\s+as\s+/)
          field_key, field_label = field.split(/\s+as\s+/)
          if !field_label
            field_label = field_key
          end
        end

        if field.include?(".")
          #if field.index(/\s+as\s+/)
          if field_label != field_key
            # collapse to a value
            my_data[field_label] = get_object_value(data, field_key)
          else
            # keep the full object structure
            namespaces = field.split(".")
            cur_data = data
            cur_filtered_data = my_data
            namespaces.each_with_index do |ns, index|
              if index != namespaces.length - 1
                if cur_data && cur_data.respond_to?("key?")
                  cur_data = cur_data.key?(ns) ? cur_data[ns] : cur_data[ns.to_sym]
                else
                  cur_data = nil
                end
                cur_filtered_data[ns] ||= {}
                cur_filtered_data = cur_filtered_data[ns]
              else
                if cur_data && cur_data.respond_to?("key?")
                  cur_filtered_data[ns] = cur_data.key?(ns) ? cur_data[ns] : cur_data[ns.to_sym]
                else
                  cur_filtered_data[ns] = nil
                end
              end
            end
          end
        else
          #my_data[field] = data[field] || data[field.to_sym]
          my_data[field_label] = data.key?(field_key) ? data[field_key] : data[field_key.to_sym]
        end
      end
      return my_data
    elsif exclude_fields
      new_data = data.reject {|k, v| exclude_fields.include?(k.to_s) || exclude_fields.include?(k.to_sym) }
      return new_data
    end
  else
    return data # .clone
  end
end

#format_bytes(bytes, units = "B") ⇒ Object 



286
287
288
289
290
291
292
293
294
295
296
 
# File 'lib/morpheus/formatters.rb', line 286

def format_bytes(bytes, units="B")
  out = ""
  if bytes
    if bytes < 1024 && units == "B"
      out = "#{bytes.to_i} B"
    else
      out = Filesize.from("#{bytes} #{units}").pretty.strip
    end
  end
  return out
end

#format_bytes_short(bytes) ⇒ Object

returns bytes in an abbreviated format eg. 3.1K instead of 3.10 KiB



300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
 
# File 'lib/morpheus/formatters.rb', line 300

def format_bytes_short(bytes)
  out = format_bytes(bytes)
  if out.include?(" ")
    val, units = out.split(" ")
    val = val.to_f
    # round to 0 or 1 decimal point
    if val % 1 == 0
      val = val.round(0).to_s
    else
      val = val.round(1).to_s
    end
    # K instead of KiB
    units = units[0].chr
    out = "#{val}#{units}"
  end
  return out
end

#format_date(dt, options = {}) ⇒ Object 



66
67
68
 
# File 'lib/morpheus/formatters.rb', line 66

def format_date(dt, options={})
  format_dt(dt, options.merge({local: true}))
end

#format_dt(dt, options = {}) ⇒ Object 



52
53
54
55
56
57
58
59
60
 
# File 'lib/morpheus/formatters.rb', line 52

def format_dt(dt, options={})
  dt = parse_time(dt)
  return "" if dt.nil?
  if options[:local]
    dt = dt.getlocal
  end
  format = options[:format] || DEFAULT_TIME_FORMAT
  return dt.strftime(format)
end

#format_dt_as_param(dt) ⇒ Object 



74
75
76
77
 
# File 'lib/morpheus/formatters.rb', line 74

def format_dt_as_param(dt)
  dt = dt.getutc
  format_dt(dt, {format: "%Y-%m-%d %X"})
end

#format_duration(start_time, end_time = nil, format = "human") ⇒ Object 



79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/morpheus/formatters.rb', line 79

def format_duration(start_time, end_time=nil, format="human")
  if !start_time
    return ""
  end
  start_time = parse_time(start_time)
  if end_time
    end_time = parse_time(end_time)
  else
    end_time = Time.now
  end
  seconds = (end_time - start_time).abs
  format_duration_seconds(seconds, format)
end

#format_duration_milliseconds(milliseconds, format = "human", ms_threshold = 1000) ⇒ Object 



109
110
111
112
113
114
115
116
117
118
 
# File 'lib/morpheus/formatters.rb', line 109

def format_duration_milliseconds(milliseconds, format="human", ms_threshold=1000)
  out = ""
  milliseconds = milliseconds.abs.to_i
  if ms_threshold && ms_threshold > milliseconds
    out = "#{milliseconds}ms"
  else
    out = format_duration_seconds((milliseconds.to_f / 1000).floor, format)
  end
  out
end

#format_duration_seconds(seconds, format = "human") ⇒ Object 



93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
 
# File 'lib/morpheus/formatters.rb', line 93

def format_duration_seconds(seconds, format="human")
  seconds = seconds.abs
  out = ""
  # interval = Math.abs(interval)
  if format == "human"
    out = format_human_duration(seconds)
  elsif format
    interval_time = Time.mktime(0) + seconds
    out = interval_time.strftime(format)
  else
    interval_time = Time.mktime(0) + seconds
    out = interval_time.strftime("%H:%M:%S")
  end
  out
end

#format_human_duration(seconds) ⇒ Object

returns a human readable time duration

Parameters:

  • seconds —

    • duration in seconds



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
 
# File 'lib/morpheus/formatters.rb', line 122

def format_human_duration(seconds)
  out = ""
  #seconds = seconds.round
  days, hours, minutes = (seconds / (60*60*24)).floor, (seconds / (60*60)).floor, (seconds / (60)).floor
  if days > 365
    out << "#{days.floor} days"
  elsif days > 61
    out << "#{days.floor} days"
  elsif days > 31
    out << "#{days.floor} days"
  elsif days > 0
    if days.floor == 1
      out << "1 day"
    else
      out << "#{days.floor} days"
    end
  elsif hours > 1
    if hours == 1
      out << "1 hour"
    else
      out << "#{hours.floor} hours"
    end
  elsif minutes > 1
    if minutes == 1
      out << "1 minute"
    else
      out << "#{minutes.floor} minutes"
    end
  elsif seconds > 0 && seconds < 1
    ms = (seconds.to_f * 1000).to_i
    out << "#{ms}ms"
  else
    seconds = seconds.floor
    if seconds == 1
      out << "1 second"
    else
      out << "#{seconds} seconds"
    end
  end
  out
end

#format_local_date(dt, options = {}) ⇒ Object 



70
71
72
 
# File 'lib/morpheus/formatters.rb', line 70

def format_local_date(dt, options={})
  format_dt(dt, {local: true, format: "%x"}.merge(options))
end

#format_local_dt(dt, options = {}) ⇒ Object 



62
63
64
 
# File 'lib/morpheus/formatters.rb', line 62

def format_local_dt(dt, options={})
  format_dt(dt, {local: true}.merge(options))
end

#format_money(amount, currency = 'usd') ⇒ Object

returns currency amount formatted like “$4,5123.00”. 0.00 is formatted as “$0” this is not ideal



345
346
347
348
349
350
351
352
353
354
355
356
357
358
 
# File 'lib/morpheus/formatters.rb', line 345

def format_money(amount, currency='usd')
  if amount.to_f == 0
    return currency_sym(currency).to_s + "0"
  else
    rtn = amount.to_f.round(2).to_s
    if rtn.index('.').nil?
      rtn += '.00'
    elsif rtn.split('.')[1].length < 2
      rtn = rtn + (['0'] * (2 - rtn.split('.')[1].length) * '')
    end
    dollars,cents = rtn.split(".")
    currency_sym(currency).to_s + format_number(dollars.to_i) + "." + cents
  end
end

#format_number(n, opts = {}) ⇒ Object 



322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
 
# File 'lib/morpheus/formatters.rb', line 322

def format_number(n, opts={})
  delim = opts[:delimiter] || ','
  out = ""
  parts = n.to_s.split(".")
  whole_number = parts[0]
  decimal = parts[1] ? parts[1..-1].join('.') : nil
  i = 0
  whole_number.reverse.each_char do |c|
    out = (i > 0 && i % 3 == 0) ? "#{c}#{delim}#{out}" : "#{c}#{out}"
    i+= 1
  end
  if decimal
    out << "." + decimal
  end
  return out
end

#get_object_value(data, key) ⇒ Object

get_object_value returns a value within a Hash like object Usage: get_object_value(host, “plan.name”)



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
 
# File 'lib/morpheus/formatters.rb', line 174

def get_object_value(data, key)
  value = nil
  if key.is_a?(Proc)
    return key.call(data)
  end
  key = key.to_s
  if key.include?(".")
    namespaces = key.split(".")
    value = data
    namespaces.each do |ns|
      if value.respond_to?("key?")
        if value.key?(ns.to_s)
          value = value[ns]
        elsif value.key?(ns.to_sym)
          value = value[ns.to_sym]
        else
          value = nil
        end
      else
        value = nil
      end
    end
  else
    # value = data.key?(key) ? data[key] : data[key.to_sym]
    if data.respond_to?("key?")
      if data.key?(key.to_s)
        value = data[key.to_s]
      elsif data.key?(key.to_sym)
        value = data[key.to_sym]
      end
    end
  end
  return value
end

#iso8601(dt) ⇒ Object 



168
169
170
 
# File 'lib/morpheus/formatters.rb', line 168

def iso8601(dt)
  dt.instance_of(Time) ? dt.iso8601 : "#{dt}"
end

#no_colors(str) ⇒ Object 



318
319
320
 
# File 'lib/morpheus/formatters.rb', line 318

def no_colors(str)
  str.to_s.gsub /\e\[\d+m/, ""
end

#parse_time(dt, format = nil) ⇒ Object

returns an instance of Time



9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
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
 
# File 'lib/morpheus/formatters.rb', line 9

def parse_time(dt, format=nil)
  if dt.nil? || dt == '' || dt.to_i == 0
    return nil
  elsif dt.is_a?(Time)
    return dt
  elsif dt.is_a?(String)
    result = nil
    err = nil
    begin
      result = Time.parse(dt)
    rescue => e
      err = e
    end
    if !result
      format ||= DEFAULT_TIME_FORMAT
      if format
        begin
          result = Time.strptime(dt, format)
        rescue => e
          err = e
        end
      end
      if !result
        begin
          result = Time.strptime(dt, ALTERNATE_TIME_FORMAT)
        rescue => e
          err = e
        end
      end
    end
    if result
      return result
    else
      raise "unable to parse time '#{dt}'. #{err}"
    end
    
  elsif dt.is_a?(Numeric)
    return Time.at(dt)
  else
    raise "bad argument type for parse_time() #{dt.class} #{dt.inspect}"
  end
end