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12aa6cee41
A new Data controller lets you export in a number of different formats: YAML, CSV and XML. All actions produce the appropriate format file for download. git-svn-id: http://www.rousette.org.uk/svn/tracks-repos/trunk@393 a4c988fc-2ded-0310-b66e-134b36920a42
87 lines
3 KiB
Ruby
87 lines
3 KiB
Ruby
class DataController < ApplicationController
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require 'csv'
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def index
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end
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def import
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end
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def export
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# Show list of formats for export
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end
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# Thanks to a tip by Gleb Arshinov
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# <http://lists.rubyonrails.org/pipermail/rails/2004-November/000199.html>
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def yaml_export
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all_tables = {}
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all_tables['todos'] = @user.todos.find(:all)
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all_tables['contexts'] = @user.contexts.find(:all)
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all_tables['projects'] = @user.projects.find(:all)
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all_tables['notes'] = @user.notes.find(:all)
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result = all_tables.to_yaml
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result.gsub!(/\n/, "\r\n") # TODO: general functionality for line endings
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send_data(result, :filename => "tracks_backup.yml", :type => 'text/plain')
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end
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def csv_actions
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content_type = 'text/csv'
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CSV::Writer.generate(result = "") do |csv|
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csv << ["ID", "Context", "Project", "Description", "Notes",
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"Created at", "Due", "Completed at", "User ID", "Show from",
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"state"]
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@user.todos.find(:all, :include => [:context, :project]).each do |todo|
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# Format dates in ISO format for easy sorting in spreadsheet
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# Print context and project names for easy viewing
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csv << [todo.id, todo.context.name,
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todo.project_id = todo.project_id.nil? ? "" : todo.project.name,
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todo.description,
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todo.notes, todo.created_at.to_formatted_s(:db),
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todo.due = todo.due? ? todo.due.to_formatted_s(:db) : "",
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todo.completed_at = todo.completed_at? ? todo.completed_at.to_formatted_s(:db) : "",
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todo.user_id,
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todo.show_from = todo.show_from? ? todo.show_from.to_formatted_s(:db) : "",
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todo.state]
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end
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end
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send_data(result, :filename => "todos.csv", :type => content_type)
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end
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def csv_notes
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content_type = 'text/csv'
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CSV::Writer.generate(result = "") do |csv|
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csv << ["ID", "User ID", "Project", "Note",
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"Created at", "Updated at"]
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@user.notes.find(:all, :include => [:project]).each do |note|
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# Format dates in ISO format for easy sorting in spreadsheet
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# Print context and project names for easy viewing
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csv << [note.id, note.user_id,
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note.project_id = note.project_id.nil? ? "" : note.project.name,
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note.body, note.created_at.to_formatted_s(:db),
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note.updated_at.to_formatted_s(:db)]
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end
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end
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send_data(result, :filename => "notes.csv", :type => content_type)
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end
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def xml_export
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result = ""
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result << @user.todos.find(:all).to_xml
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result << @user.contexts.find(:all).to_xml(:skip_instruct => true)
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result << @user.projects.find(:all).to_xml(:skip_instruct => true)
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result << @user.notes.find(:all).to_xml(:skip_instruct => true)
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send_data(result, :filename => "tracks_backup.xml", :type => 'text/xml')
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end
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def yaml_form
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# Draw the form to input the YAML text data
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end
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def yaml_import
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# Logic to load the YAML text file and create new records from data
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end
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end
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