Module: Import

Defined in:
lib/cheap_imports/import.rb

Constant Summary collapse

DELIMITERS =

Feel free to add extra delimiters to this array.

["\t", '|', ","]

Class Method Summary collapse

Class Method Details

.import(klasses, params_data, args = {}, debug = false) ⇒ Object 



5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
 
# File 'lib/cheap_imports/import.rb', line 5

def Import.import(klasses, params_data, args = {}, debug = false)
  args.merge!({:imported_at => Time.now.strftime("%Y-%m-%d %H:%M:%S")}) unless args.has_key?(:imported_at)
  klasses = [klasses] unless klasses.is_a?(Array)
  delim = auto_detect_delimiter(params_data.to_s)
  header_row = nil
  
  objects = []
  
  FCSV.parse(params_data, {:col_sep => delim, :row_sep => :auto}) do |row|
    next if row.join("") !~ /\w/ # Skip blank rows.
    
    header_row ||= row
    next if header_row.join("") === row.join("") # Skip over duplicate header rows.
    
    # Clean up the data, get rid of leading/trailing spaces.
    row.collect {|str| str.to_s.strip!}

    h = Hash[*header_row.zip(row).flatten]
    klasses.each do |c|
      c.init_recognizable_hashes if c.recognizable_hashes.nil?
      style = c.recognize_hash_style(h, debug)
      objects << c.import(h, args) if style
    end
  end
  
  # Return an array of everything that was imported in this batch.
  objects
end

.import_from_file(klasses, filename, debug = false) ⇒ Object 



34
35
36
37
38
 
# File 'lib/cheap_imports/import.rb', line 34

def Import.import_from_file(klasses, filename, debug = false)
  args = {}
  args[:date] = Date.strptime($1) if filename =~ /([0-9]{4}-[0-9]{2}-[0-9]{2})/
  import(klasses, File.read(filename), args, debug)
end