68 lines
2.8 KiB
Ruby
68 lines
2.8 KiB
Ruby
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class Supplier < ActiveRecord::Base
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has_many :articles, :dependent => :destroy
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has_many :orders
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attr_accessible :name, :address, :phone, :phone2, :fax, :email, :url, :contact_person, :customer_number, :delivery_days, :order_howto, :note, :shared_supplier_id, :min_order_quantity
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validates_length_of :name, :in => 4..30
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validates_uniqueness_of :name
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validates_length_of :phone, :in => 8..20
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validates_length_of :address, :in => 8..50
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# for the sharedLists-App
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belongs_to :shared_supplier
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# Returns all articles for this supplier that are available and have a valid price, grouped by article category and ordered by name.
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def getArticlesAvailableForOrdering
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articles = Article.find(:all, :conditions => ['supplier_id = ? AND availability = ?', self.id, true], :order => 'article_categories.name, articles.name', :include => :article_category)
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articles.select {|article| article.gross_price}
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end
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# sync all articles with the external database
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# returns an array with articles(and prices), which should be updated (to use in a form)
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# also returns an array with outlisted_articles, which should be deleted
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def sync_all
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updated_articles = Array.new
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outlisted_articles = Array.new
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for article in articles.find(:all, :order => "article_categories.name", :include => :article_category)
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# try to find the associated shared_article
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shared_article = article.shared_article
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if shared_article
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# article will be updated
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# skip if shared_article has not been changed
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unequal_attributes = article.shared_article_changed?
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unless unequal_attributes.blank?
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# update objekt but don't save it
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# try to convert different units
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new_price, new_unit_quantity = article.convert_units
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if new_price and new_unit_quantity
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article.net_price = new_price
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article.unit_quantity = new_unit_quantity
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else
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article.net_price = shared_article.price
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article.unit_quantity = shared_article.unit_quantity
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article.unit = shared_article.unit
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end
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# update other attributes
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article.attributes = {
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:name => shared_article.name,
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:manufacturer => shared_article.manufacturer,
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:origin => shared_article.origin,
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:shared_updated_on => shared_article.updated_on,
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:tax => shared_article.tax,
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:deposit => shared_article.deposit,
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:note => shared_article.note
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}
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updated_articles << [article, unequal_attributes]
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end
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else
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# article isn't in external database anymore
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outlisted_articles << article
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end
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end
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return [updated_articles, outlisted_articles]
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end
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end
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