Class: KtCommon::GitDataStore

Inherits:
Object
  • Object
show all
Defined in:
lib/ktcommon/gitdatastore.rb

Overview

GitDataStore encapsulates a Git repository

Instance Method Summary collapse

Constructor Details

#initialize(location) ⇒ GitDataStore

Returns a new instance of GitDataStore.



21
22
23
24
25
 
# File 'lib/ktcommon/gitdatastore.rb', line 21

def initialize(location)
  $LOG.debug "GitDataStore::new"
  @location  = location
  @store     = nil
end

Instance Method Details

#create(path, data) ⇒ Object 



58
59
60
61
62
63
64
 
# File 'lib/ktcommon/gitdatastore.rb', line 58

def create(path, data)
  $LOG.debug "GitDataStore::create"
  
  store[ymlPath(path)] = data
  commitMsg  = "Added to data store:  #{ymlPath(path)}"
  store.commit commitMsg
end

#delete(path) ⇒ Object 



98
99
100
101
102
103
104
105
106
107
 
# File 'lib/ktcommon/gitdatastore.rb', line 98

def delete(path)
  $LOG.debug "GitDataStore::delete"
  
  
  result     = store.delete ymlPath(path)
  commitMsg  = "Deleted from data store: #{ymlPath(path)}"
  store.commit commitMsg
  
  return result
end

#location(location) ⇒ Object

Raises:

  • (ArgumentError) 


52
53
54
55
 
# File 'lib/ktcommon/gitdatastore.rb', line 52

def location(location)
  raise ArgumentError.new("Repo already opened when new location submitted: #{location}") unless @store.nil?
  @location = location
end

#read(path) ⇒ Object

Read a specific file from the store based on a path.

path

path to retrieve data from

returns

one(1) data object



71
72
73
74
75
 
# File 'lib/ktcommon/gitdatastore.rb', line 71

def read(path)
  $LOG.debug "GitDataStore::read(#{ymlPath(path)})"
  
  return store[ymlPath(path)]
end

#read_path(path) ⇒ Object

Read data from the store based on a path.

path

path to retrieve data from

returns

a Hash of data



82
83
84
85
86
 
# File 'lib/ktcommon/gitdatastore.rb', line 82

def read_path(path)
  $LOG.debug "GitDataStore::read_path(#{path})"
  
  return store[path]
end

#store ⇒ Object

Raises:

  • (ArgumentError) 


38
39
40
41
42
43
44
45
46
47
48
49
 
# File 'lib/ktcommon/gitdatastore.rb', line 38

def store()
  return @store unless @store.nil?
  raise ArgumentError.new("No repo location provided before store requested.") unless (!@location.nil? && !@location.empty?)
  begin
    @store = GitStore.new(@location)
  rescue ArgumentError => e
    if(e.message.include?("must be a valid Git repo"))
      raise RuntimeError.new("Cannot find a valid Git repo. Are you sure you've initialized the dir at #{@location}?")
    end
    raise $:
  end
end

#update(path, data) ⇒ Object 



89
90
91
92
93
94
95
 
# File 'lib/ktcommon/gitdatastore.rb', line 89

def update(path, data)
  $LOG.debug "GitDataStore::update"
  
  store[ymlPath(path)] = data
  commitMsg  = "Updated data store: #{ymlPath(path)}"
  store.commit commitMsg
end

#ymlPath(path) ⇒ Object

Raises:

  • (ArgumentError) 


28
29
30
31
32
33
34
35
 
# File 'lib/ktcommon/gitdatastore.rb', line 28

def ymlPath(path)
  #puts "IN: #{path}"
  raise ArgumentError.new("Empty path") if (path.nil? || path.empty?)
  
  path += ".yml" unless !File.extname(path).empty?
  #puts "OUT: #{path}"
  return path
end