Module: Spider::Model::ConditionMixin

Included in:
ConditionContext, ConditionElement, ConditionElementCreator
Defined in:
lib/spiderfw/model/condition.rb

Overview

Helper module used for Condition block syntax

Defined Under Namespace

Classes: ConditionElement, ConditionElementCreator

Instance Method Summary collapse

Dynamic Method Handling

This class handles dynamic methods through the method_missing method

#method_missing(meth, *arguments) ⇒ Object 



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# File 'lib/spiderfw/model/condition.rb', line 489

def method_missing(meth, *arguments)
    __create_condition_element(meth)
end

Instance Method Details

#__create_condition_element(meth) ⇒ Object 



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# File 'lib/spiderfw/model/condition.rb', line 493

def __create_condition_element(meth)
    if (meth == :q)
        return ConditionElementCreator.new
    end
    if (meth.to_s =~ /element_(.+)/) # alternative syntax to avoid clashes
        meth = $1.to_sym
    end
    name = @condition_element_name ? "#{@condition_element_name}.#{meth}" : meth.to_s
    return ConditionElement.new(name, @condition_context)
end

#__el(meth) ⇒ Object

:nodoc:



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# File 'lib/spiderfw/model/condition.rb', line 485

def __el(meth)
    __create_condition_element(meth)
end

#AND(&proc) ⇒ Object 



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# File 'lib/spiderfw/model/condition.rb', line 508

def AND(&proc)
    @condition_context = []
    instance_eval(&proc)
    c = Condition.and
    @condition_context.each do |cond|
        c << cond unless (cond.conjunct)
    end
    @condition_context = nil
    return c
end

#id ⇒ Object 



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# File 'lib/spiderfw/model/condition.rb', line 504

def id
    return ConditionElement.new(:id, @condition_context)
end

#OR(&proc) ⇒ Object 



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# File 'lib/spiderfw/model/condition.rb', line 519

def OR(&proc)
    @condition_context = []
    instance_eval(&proc)
    c = Condition.and
    @condition_context.each do |cond|
        c << cond unless (cond.conjunct)
    end
    @condition_context = nil
    return c
end