Module: Has::Activity::SingletonMethods

Defined in:
lib/has_activity.rb

Instance Method Summary collapse

Instance Method Details

#activity_between(between = 1.week.ago, andbetween = Time.now.utc, options = {}) ⇒ Object

Grabs a hash of the activity between <time a> AND <time b>grouped by <hour/day/week>

* :conditions
    same as the standard Rails finder. Used to scope your activity to a particular user, etc.
* :padding
    true/false
* :group_by
    :hour, :day, :week



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# File 'lib/has_activity.rb', line 42

def activity_between(between=1.week.ago, andbetween=Time.now.utc, options={})
  activity_scope = (options.has_key?(:conditions) ? sanitize_sql(options[:conditions]) : "1=1")
  options[:padding] ||= true
  options[:order] ||= :asc
  options[:group_by] ||= :day
  sum = options[:sum_on] ? "SUM(#{options[:sum_on]}) as sum," : ""
   
  case options[:group_by]
  when :hour
    sql_statement = sanitize_sql(
      ["SELECT
          #{activity_options[:by]} AS timestamp,
          COUNT(*) AS activity_count, #{sum}
          ((((YEAR(now()) - YEAR(#{activity_options[:by]}))*365)+(DAYOFYEAR(now())-DAYOFYEAR(#{activity_options[:by]})))*24)+(HOUR(now())-HOUR(#{activity_options[:by]})) as hours_ago,
          CONCAT(YEAR(#{activity_options[:by]}), CONCAT(DAYOFYEAR(#{activity_options[:by]}), HOUR(#{activity_options[:by]}))) AS unique_hour
        FROM #{self.table_name}
        WHERE #{activity_scope} AND #{activity_options[:by]} > ?
        GROUP BY unique_hour
        ORDER BY #{activity_options[:by]} ASC",
        between.to_s(:db)
      ]
    )
    unit = "hours_ago"
    oldest_possible_unit = ((andbetween-between)/60)/60
  when :week
    sql_statement = sanitize_sql(
      ["SELECT
          #{activity_options[:by]} AS timestamp,
          COUNT(*) AS activity_count, #{sum}
          ((YEAR(now()) - YEAR(#{activity_options[:by]}))*52)+(WEEK(now())-WEEK(#{activity_options[:by]})) as weeks_ago,
          YEARWEEK(#{activity_options[:by]}) AS unique_week
        FROM #{self.table_name}
        WHERE #{activity_scope} AND #{activity_options[:by]} 
        BETWEEN ? AND ?
        GROUP BY unique_week
        ORDER BY #{activity_options[:by]} ASC",
        between.to_s(:db),andbetween.to_s(:db)
      ]
    )
    unit = "weeks_ago"
    oldest_possible_unit = ((((andbetween-between)/60)/60)/24)/7
  else
    sql_statement = sanitize_sql(
      ["SELECT
          #{activity_options[:by]} AS timestamp,
          COUNT(*) AS activity_count, #{sum}
          DATEDIFF('#{andbetween.to_s(:db)}', #{activity_options[:by]}) as days_ago
          FROM #{self.table_name} 
        WHERE #{activity_scope} AND #{activity_options[:by]}
        BETWEEN ? AND ? 
        GROUP BY days_ago 
        ORDER BY #{activity_options[:by]} ASC",
        between.to_s(:db), andbetween.to_s(:db)
      ]
    )
    unit = "days_ago"
    oldest_possible_unit = (((andbetween-between)/60)/60)/24
  end
  
  results = connection.select_all(sql_statement)
  (options[:padding] ? pad_activity_results(results, unit, oldest_possible_unit.round, options[:order]) : format_activity_results(results, unit, order))
end

#activity_since(since = 1.week.ago, options = {}) ⇒ Object

Grabs a hash of the activity since <time ago> grouped by <hour/day/week>

* :conditions
    same as the standard Rails finder. Used to scope your activity to a particular user, etc.
* :padding
    true/false
* :group_by
    :hour, :day, :week



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# File 'lib/has_activity.rb', line 114

def activity_since(since=1.week.ago, options={})
  activity_scope = (options.has_key?(:conditions) ? sanitize_sql(options[:conditions]) : "1=1")
  options[:padding] ||= true
  options[:order] ||= :asc
  options[:group_by] ||= :day
  sum = options[:sum_on] ? "SUM(#{options[:sum_on]}) as sum," : ""
   
  case options[:group_by]
  when :hour
    sql_statement = sanitize_sql(
      ["SELECT
          #{activity_options[:by]} AS timestamp,
          COUNT(*) AS activity_count, #{sum}
          ((((YEAR(now()) - YEAR(#{activity_options[:by]}))*365)+(DAYOFYEAR(now())-DAYOFYEAR(#{activity_options[:by]})))*24)+(HOUR(now())-HOUR(#{activity_options[:by]})) as hours_ago,
          CONCAT(YEAR(#{activity_options[:by]}), CONCAT(DAYOFYEAR(#{activity_options[:by]}), HOUR(#{activity_options[:by]}))) AS unique_hour
        FROM #{self.table_name}
        WHERE #{activity_scope} AND #{activity_options[:by]} > ?
        GROUP BY unique_hour
        ORDER BY #{activity_options[:by]} ASC",
        since.to_s(:db)
      ]
    )
    unit = "hours_ago"
    oldest_possible_unit = ((Time.now-since)/60)/60
  when :week
    sql_statement = sanitize_sql(
      ["SELECT
          #{activity_options[:by]} AS timestamp,
          COUNT(*) AS activity_count, #{sum}
          ((YEAR(now()) - YEAR(#{activity_options[:by]}))*52)+(WEEK(now())-WEEK(#{activity_options[:by]})) as weeks_ago,
          YEARWEEK(#{activity_options[:by]}) AS unique_week
        FROM #{self.table_name}
        WHERE #{activity_scope} AND #{activity_options[:by]} > ?
        GROUP BY unique_week
        ORDER BY #{activity_options[:by]} ASC",
        since.to_s(:db)
      ]
    )
    unit = "weeks_ago"
    oldest_possible_unit = ((((Time.now-since)/60)/60)/24)/7
  else
    sql_statement = sanitize_sql(
      ["SELECT
          #{activity_options[:by]} AS timestamp,
          COUNT(*) AS activity_count, #{sum}
          DATEDIFF(now(), #{activity_options[:by]}) as days_ago
        FROM #{self.table_name}
        WHERE #{activity_scope} AND #{activity_options[:by]} > ?
        GROUP BY days_ago
        ORDER BY #{activity_options[:by]} ASC",
        since.to_s(:db)
      ]
    )
    unit = "days_ago"
    oldest_possible_unit = (((Time.now-since)/60)/60)/24
  end
  
  results = connection.select_all(sql_statement)
  (options[:padding] ? pad_activity_results(results, unit, oldest_possible_unit.round, options[:order]) : format_activity_results(results, unit, order))
end