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Refactor: Extracted new method Query#sql_for_field from Query#statement in 

order to clean up Query#statement.


git-svn-id: svn+ssh://rubyforge.org/var/svn/redmine/trunk@2090 e93f8b46-1217-0410-a6f0-8f06a7374b81
This commit is contained in:
Eric Davis 2008-12-05 22:56:03 +00:00
parent 996b2a5c1d
commit ea77929d62
1 changed files with 54 additions and 45 deletions
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99
app/models/query.rb
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@ -309,51 +309,8 @@ class Query < ActiveRecord::Base
v.push(User.current.logged? ? User.current.id.to_s : "0") if v.delete("me")
end
case operator_for field
when "="
sql = sql + "#{db_table}.#{db_field} IN (" + v.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")"
when "!"
sql = sql + "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + v.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + "))"
when "!*"
sql = sql + "#{db_table}.#{db_field} IS NULL"
sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
when "*"
sql = sql + "#{db_table}.#{db_field} IS NOT NULL"
sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
when ">="
sql = sql + "#{db_table}.#{db_field} >= #{v.first.to_i}"
when "<="
sql = sql + "#{db_table}.#{db_field} <= #{v.first.to_i}"
when "o"
sql = sql + "#{IssueStatus.table_name}.is_closed=#{connection.quoted_false}" if field == "status_id"
when "c"
sql = sql + "#{IssueStatus.table_name}.is_closed=#{connection.quoted_true}" if field == "status_id"
when ">t-"
sql = sql + date_range_clause(db_table, db_field, - v.first.to_i, 0)
when "<t-"
sql = sql + date_range_clause(db_table, db_field, nil, - v.first.to_i)
when "t-"
sql = sql + date_range_clause(db_table, db_field, - v.first.to_i, - v.first.to_i)
when ">t+"
sql = sql + date_range_clause(db_table, db_field, v.first.to_i, nil)
when "<t+"
sql = sql + date_range_clause(db_table, db_field, 0, v.first.to_i)
when "t+"
sql = sql + date_range_clause(db_table, db_field, v.first.to_i, v.first.to_i)
when "t"
sql = sql + date_range_clause(db_table, db_field, 0, 0)
when "w"
from = l(:general_first_day_of_week) == '7' ?
# week starts on sunday
((Date.today.cwday == 7) ? Time.now.at_beginning_of_day : Time.now.at_beginning_of_week - 1.day) :
# week starts on monday (Rails default)
Time.now.at_beginning_of_week
sql = sql + "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date(from), connection.quoted_date(from + 7.days)]
when "~"
sql = sql + "#{db_table}.#{db_field} LIKE '%#{connection.quote_string(v.first)}%'"
when "!~"
sql = sql + "#{db_table}.#{db_field} NOT LIKE '%#{connection.quote_string(v.first)}%'"
end
sql = sql + sql_for_field(field, v, db_table, db_field, is_custom_filter)
sql << ')'
filters_clauses << sql
end if filters and valid?
@ -363,6 +320,58 @@ class Query < ActiveRecord::Base
private
# Helper method to generate the WHERE sql for a +field+ with a value (+v+)
def sql_for_field(field, v, db_table, db_field, is_custom_filter)
sql = ''
case operator_for field
when "="
return "#{db_table}.#{db_field} IN (" + v.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + ")"
when "!"
return "(#{db_table}.#{db_field} IS NULL OR #{db_table}.#{db_field} NOT IN (" + v.collect{|val| "'#{connection.quote_string(val)}'"}.join(",") + "))"
when "!*"
sql = "#{db_table}.#{db_field} IS NULL"
sql << " OR #{db_table}.#{db_field} = ''" if is_custom_filter
return sql
when "*"
sql = "#{db_table}.#{db_field} IS NOT NULL"
sql << " AND #{db_table}.#{db_field} <> ''" if is_custom_filter
return sql
when ">="
return "#{db_table}.#{db_field} >= #{v.first.to_i}"
when "<="
return "#{db_table}.#{db_field} <= #{v.first.to_i}"
when "o"
return "#{IssueStatus.table_name}.is_closed=#{connection.quoted_false}" if field == "status_id"
when "c"
return "#{IssueStatus.table_name}.is_closed=#{connection.quoted_true}" if field == "status_id"
when ">t-"
return date_range_clause(db_table, db_field, - v.first.to_i, 0)
when "<t-"
return date_range_clause(db_table, db_field, nil, - v.first.to_i)
when "t-"
return date_range_clause(db_table, db_field, - v.first.to_i, - v.first.to_i)
when ">t+"
return date_range_clause(db_table, db_field, v.first.to_i, nil)
when "<t+"
return date_range_clause(db_table, db_field, 0, v.first.to_i)
when "t+"
return date_range_clause(db_table, db_field, v.first.to_i, v.first.to_i)
when "t"
return date_range_clause(db_table, db_field, 0, 0)
when "w"
from = l(:general_first_day_of_week) == '7' ?
# week starts on sunday
((Date.today.cwday == 7) ? Time.now.at_beginning_of_day : Time.now.at_beginning_of_week - 1.day) :
# week starts on monday (Rails default)
Time.now.at_beginning_of_week
return "#{db_table}.#{db_field} BETWEEN '%s' AND '%s'" % [connection.quoted_date(from), connection.quoted_date(from + 7.days)]
when "~"
return "#{db_table}.#{db_field} LIKE '%#{connection.quote_string(v.first)}%'"
when "!~"
return "#{db_table}.#{db_field} NOT LIKE '%#{connection.quote_string(v.first)}%'"
end
end
def add_custom_fields_filters(custom_fields)
@available_filters ||= {}