Revision 43bd8057
Added by Marc Dequènes over 15 years ago
- ID 43bd805719d710f4330cab70fdcae0a4a1ba0986
| bin/shadowwalker | ||
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exit 2
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end
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puts "COIN"
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p args
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args.each do |mod_info|
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mod_info =~ /^([a-zA-Z]+)(=|\+=|-=)(.*)$/
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mod_info =~ /^([a-zA-Z]+(?::[a-zA-Z]+))(=|\+=|-=)(.*)$/
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key = $1
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op = $2
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val = $3
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p "key: #{key}"
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p "op: #{op}"
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p "val: #{val}"
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# TODO: manage relations (harder)
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puts "key: #{key}"
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puts "op: #{op}"
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puts "val: #{val}"
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if key.nil?
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STDERR.puts "Syntax error in modification parameters: invalid field name"
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exit 1
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end
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unless item.has_attribute?(key)
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STDERR.puts "No such field '#{key}' in object '#{obj_hdl}'"
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exit 2
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end
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attr_info = ActiveLdap::Base.schema.attribute(key)
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if attr_info.read_only?
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STDERR.puts "The field '#{key}' cannot be modified (read only), skipping."
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next
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if key.index(":")
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type, field = key.split(":")
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else
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type = nil
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field = key
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end
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old_val = item.send(key)
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old_val = [old_val] unless old_val.is_a? Array
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case type
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when nil
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unless item.has_attribute?(field)
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STDERR.puts "No such field '#{field}' in object '#{obj_hdl}'."
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exit 2
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end
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attr_info = ActiveLdap::Base.schema.attribute(field)
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if attr_info.read_only?
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STDERR.puts "The field '#{field}' cannot be modified (read only), skipping."
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next
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end
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old_val = item.send(field)
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old_val = [old_val] unless old_val.is_a? Array
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when 'rel'
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unless item.relations.include?(field)
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STDERR.puts "No such relation '#{field}' for object '#{obj_hdl}'."
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exit 2
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end
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# XXX: should we add a new parameter to enforce read-only relations ?
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# fetch remote object in relation, which will be the real 'val'
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rel_info = item.info_for_relation(field)
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foreign_item_list = rel_info[:foreign_klass].find(:all, val)
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if foreign_item_list.empty?
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STDERR.puts "Foreign item '#{val}' for relation '#{field}' not found."
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exit 2
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end
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if foreign_item_list.size > 1
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STDERR.puts "Ambiguous item '#{val}' for relation '#{field}' (#{foreign_item_list.size} possible items)"
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exit 4
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end
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val = foreign_item_list.first
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else
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STDERR.puts "Unknown type '#{type}' for field '#{field}'."
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end
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# if val is nil or the latest value is removed, then the atribute is removed from the object
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# if val is nil or the latest value is removed, then the atribute is removed from the object,
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# or the association's attribute is removed from one side
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case op
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when '='
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new_val = [val]
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item.send(field + "=", [val])
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when '+='
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if attr_info.single_value?
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STDERR.puts "The field '#{key}' cannot hold more than one value."
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exit 3
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case type
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when nil
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if attr_info.single_value?
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STDERR.puts "The field '#{field}' cannot hold more than one value."
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exit 3
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end
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new_val = old_val << val
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item.send(field + "=", new_val)
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when 'rel'
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if rel_info[:single_value]
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STDERR.puts "The relation '#{field}' cannot hold more than one foreign item."
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exit 3
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end
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item.send(field) << val
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end
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new_val = old_val << val
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when '-='
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new_val = old_val - [val]
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case type
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when nil
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new_val = old_val - [val]
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when 'rel'
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item.send(field).delete(val)
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end
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else
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STDERR.puts "Syntax error in modification parameters: wrong operator"
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exit 1
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end
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item.send(key + "=", new_val)
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end
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p item.valid?
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puts "Modified attributes:"
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p item.modified_attributes
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begin
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item.save!
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Also available in: Unified diff
[evol] finished modification of relations