Class: Parse::Query::Condition

Inherits:
Object
  • Object
show all
Defined in:
lib/parse/query.rb

Instance Method Summary collapse

Constructor Details

#initialize(query, column_name) ⇒ Condition

Returns a new instance of Condition.



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# File 'lib/parse/query.rb', line 171

def initialize query, column_name
  @query = query
  @column_name = column_name
  @conditions = []
end

Instance Method Details

#exists(val = true) ⇒ Object 



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# File 'lib/parse/query.rb', line 203

def exists val=true
  @conditions.push ['$exists', val]
  self
end

#max_distance_in_kilometers(kilometers) ⇒ Object 



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# File 'lib/parse/query.rb', line 251

def max_distance_in_kilometers kilometers
  @conditions.push ['$maxDistanceInKilometers', kilometers]
  self
end

#max_distance_in_miles(miles) ⇒ Object 



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# File 'lib/parse/query.rb', line 246

def max_distance_in_miles miles
  @conditions.push ['$maxDistanceInMiles', miles]
  self
end

#max_distance_in_radians(radians) ⇒ Object 



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# File 'lib/parse/query.rb', line 256

def max_distance_in_radians radians
  @conditions.push ['$maxDistanceInRadians', radians]
  self
end

#near_sphere(geo_point) ⇒ Object

conditions for GeoPoints



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# File 'lib/parse/query.rb', line 241

def near_sphere geo_point
  @conditions.push ['$nearSphere', geo_point]
  self
end

#or(cond) ⇒ Object 



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# File 'lib/parse/query.rb', line 230

def or cond
  # quite dirty!!
  @query.where.delete self
  @query.where.delete cond
  or_cond = Condition.new @query, '$or'
  or_cond.eq [self, cond]
  @query.where.push or_cond
end

#regex(regex) ⇒ Object 



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# File 'lib/parse/query.rb', line 266

def regex regex
  @conditions.push ['$regex', regex.source]
  self
end

#starts_with(str) ⇒ Object

parse.com/questions/are-like-or-regex-queries-possible-via-the-rest-api



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# File 'lib/parse/query.rb', line 272

def starts_with str
  regex %r|^\Q#{str}\E|
end

#to_s ⇒ Object 



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# File 'lib/parse/query.rb', line 276

def to_s
  if @conditions.size == 1 && !@conditions[0].is_a?(Array)
    "#{@column_name.to_s.inspect}:#{condition_to_s @conditions[0]}"
  elsif @conditions.size == 1 && @conditions[0][0].to_s[0] != '$'
    # $or
    "#{@column_name.to_s.inspect}:#{condition_to_s @conditions[0]}"
  else
    "#{@column_name.to_s.inspect}:{#{@conditions.map{|c| condition_to_s c}.join ','}}"
  end
end

#within(southwest_geo_point, northeast_geo_point) ⇒ Object 



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# File 'lib/parse/query.rb', line 261

def within southwest_geo_point, northeast_geo_point
  @conditions.push WithinCondition.new(southwest_geo_point, northeast_geo_point)
  self
end