# Redmine - project management software
# Copyright (C) 2006-2013  Jean-Philippe Lang
#
# This program is free software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 2
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
class UsersController < ApplicationController
  layout 'base_users'

  before_filter :require_admin, :except => [:show, :index,:tag_save, :user_projects, :user_newfeedback, :user_comments, :watch_bids, :info]
  before_filter :find_user, :only => [:show, :edit, :update, :destroy, :edit_membership, :destroy_membership, :user_activities, :user_projects, :user_newfeedback, :user_comments, :watch_bids, :info]
  accept_api_auth :index, :show, :create, :update, :destroy

  helper :sort
  include SortHelper
  helper :custom_fields
  include CustomFieldsHelper
  include AvatarHelper

  # added by liuping 关注

  helper :watchers
  helper :activities

  ### added by william
  include ActsAsTaggableOn::TagsHelper

  #  fq
  helper :words
  #added by young
  def user_projects
    @message = MessagesForUser.find_message(@user.id)
    @memberships = @user.memberships.all(:conditions => Project.visible_condition(User.current))

    events = Redmine::Activity::Fetcher.new(User.current, :author => @user).events(nil, nil, :limit => 20)
    @events_by_day = events.group_by(&:event_date)

  #add by huang
    unless User.current.admin?
      if !@user.active? #|| (@user != User.current  && @memberships.empty? && events.empty?)
        render_404
      return
      end
    end
  #end
  
    respond_to do |format|
      format.html
      format.api
    end
  end

  ##added by fq
  def watch_bids
    @bid = Bid.watched_by(@user)

    respond_to do |format|
      format.html {
        render :layout => 'base_users'
      }
      format.api
    end
  end

  #  added by fq
  def user_activities
    #####fq
    #    @message = MessagesForUser.find_message(@user.id)
    # show projects based on current user visibility
    #    @memberships = @user.memberships.all(:conditions => Project.visible_condition(User.current))

    @watcher = User.watched_by_id(@user)
    events = []
    for user in @watcher
      events << Redmine::Activity::Fetcher.new(User.current, :author => @user).events(nil, nil, :limit => 30)
    end

    @events_by_day = events.group_by(&:event_date)

    unless User.current.admin?
      if !@user.active? || (@user != User.current  && @memberships.empty? && events.empty?)
        render_404
      return
      end
    end

    respond_to do |format|
      format.html
      format.api
    end
  end
  # end

  def user_newfeedback
    @jour = @user.journals_for_messages
    @jour.each_with_index {|j,i| j.indice = i+1}
    @state = false

  end

  def user_comments

  end

  #end
  def index
    sort_init 'login', 'asc'
    sort_update %w(login firstname lastname mail admin created_on last_login_on)

    case params[:format]
    when 'xml', 'json'
      @offset, @limit = api_offset_and_limit
    else
    @limit = per_page_option
    end

    @status = params[:status] || 1
    has = {
      "show_changesets" => true
    }
    # @count = Redmine::Activity::Fetcher.new(User.current, :author => @user).scope_select {|t| !has["show_#{t}"].nil?}.events(nil, nil).count

    scope = User.logged.status(@status)
    scope = scope.like(params[:name]) if params[:name].present?
    scope = scope.in_group(params[:group_id]) if params[:group_id].present?

    @user_count = scope.count
    @user_pages = Paginator.new @user_count, @limit, params['page']
    @offset ||= @user_pages.offset
    @users =  scope.order(sort_clause).limit(@limit).offset(@offset).all
    @user_base_tag = params[:id]?'base_users':'base'
    respond_to do |format|
      format.html {
        @groups = Group.all.sort
        render :layout => @user_base_tag
      }
      format.api
    end
  end

  ### modified by fq
  def show
    has = {
      "show_issues" => true,
      "show_changesets" => true,
      "show_news" => true,
      "show_messages" => true,
      "show_bids" => true,
    }
    #####fq
    @message = MessagesForUser.find_message(@user.id)
    JournalsForMessage.reference_message(@user.id)
    # show projects based on current user visibility
    @memberships = @user.memberships.all(:conditions => Project.visible_condition(User.current))
    if @user == User.current
      events = []
      activity = Redmine::Activity::Fetcher.new(User.current, :author => User.current)
      activity.scope_select {|t| !has["show_#{t}"].nil?}
      events += activity.events(nil, nil, :limit => 10)
      @watcher = User.watched_by(@user)
      for user in @watcher
        activity = Redmine::Activity::Fetcher.new(User.current, :author => user)
        activity.scope_select {|t| !has["show_#{t}"].nil?}
        events += activity.events(nil, nil, :limit => 10)
      end
    else
      activity = Redmine::Activity::Fetcher.new(User.current, :author => @user)
      activity.scope_select {|t| !has["show_#{t}"].nil?}
      events = activity.events(nil, nil, :limit => 10)
    end
    @events = []
    @events_by_day = events.group_by(&:event_date)
    @events_by_day.keys.sort.reverse.each do |day|
      @events += @events_by_day[day].sort {|x,y| y.event_datetime <=> x.event_datetime}
    end
    
    @offset, @limit = api_offset_and_limit({:limit => 10})
    @activity_count = @events.size
    @activity_pages = Paginator.new @activity_count, @limit, params['page']
    @offset ||= @activity_pages.offset 
    @events_by_day_ = @events.slice(@offset,@limit)
    
    
#Modified by nie
    unless User.current.admin?
      if !@user.active? #|| (@user != User.current  && @memberships.empty? && events.empty?)
        # redirect_to home_path
        render_404
      return
      end
    end

    respond_to do |format|
      format.html
      format.api
    end
  end

  ##end  fq

  #### added by fq
  def info
    @message = []
    if @user == User.current
      @message = JournalsForMessage.reference_message(@user.id)
    end

    unless User.current.admin?
      if !@user.active?
        render_404
      return
      end
    end

    respond_to do |format|
      format.html
      format.api
    end
  end
  #### end

  def new
    @user = User.new(:language => Setting.default_language, :mail_notification => Setting.default_notification_option)
    @auth_sources = AuthSource.all
  end

  def create
    @user = User.new(:language => Setting.default_language, :mail_notification => Setting.default_notification_option)
    @user.safe_attributes = params[:user]
    @user.admin = params[:user][:admin] || false
    @user.login = params[:user][:login]
    @user.password, @user.password_confirmation = params[:user][:password], params[:user][:password_confirmation] unless @user.auth_source_id

    if @user.save
      @user.pref.attributes = params[:pref]
      @user.pref[:no_self_notified] = (params[:no_self_notified] == '1')
      @user.pref.save
      @user.notified_project_ids = (@user.mail_notification == 'selected' ? params[:notified_project_ids] : [])

      Mailer.account_information(@user, params[:user][:password]).deliver if params[:send_information]

      respond_to do |format|
        format.html {
          flash[:notice] = l(:notice_user_successful_create, :id => view_context.link_to(@user.login, user_path(@user)))
          if params[:continue]
            redirect_to new_user_path
          else
            redirect_to edit_user_path(@user)
          end
        }
        format.api  { render :action => 'show', :status => :created, :location => user_url(@user) }
      end
    else
      @auth_sources = AuthSource.all
      # Clear password input
      @user.password = @user.password_confirmation = nil

      respond_to do |format|
        format.html { render :action => 'new' }
        format.api  { render_validation_errors(@user) }
      end
    end
  end

  def edit
    @auth_sources = AuthSource.all
    @membership ||= Member.new
  end

  def update
    @user.admin = params[:user][:admin] if params[:user][:admin]
    @user.login = params[:user][:login] if params[:user][:login]
    if params[:user][:password].present? && (@user.auth_source_id.nil? || params[:user][:auth_source_id].blank?)
      @user.password, @user.password_confirmation = params[:user][:password], params[:user][:password_confirmation]
    end
    @user.safe_attributes = params[:user]
    # Was the account actived ? (do it before User#save clears the change)
    was_activated = (@user.status_change == [User::STATUS_REGISTERED, User::STATUS_ACTIVE])
    # TODO: Similar to My#account
    @user.pref.attributes = params[:pref]
    @user.pref[:no_self_notified] = (params[:no_self_notified] == '1')

    if @user.save
      @user.pref.save
      @user.notified_project_ids = (@user.mail_notification == 'selected' ? params[:notified_project_ids] : [])

      if was_activated
        Mailer.account_activated(@user).deliver
      elsif @user.active? && params[:send_information] && !params[:user][:password].blank? && @user.auth_source_id.nil?
        Mailer.account_information(@user, params[:user][:password]).deliver
      end

      respond_to do |format|
        format.html {
          flash[:notice] = l(:notice_successful_update)
          redirect_to_referer_or edit_user_path(@user)
        }
        format.api  { render_api_ok }
      end
    else
      @auth_sources = AuthSource.all
      @membership ||= Member.new
      # Clear password input
      @user.password = @user.password_confirmation = nil

      respond_to do |format|
        format.html { render :action => :edit }
        format.api  { render_validation_errors(@user) }
      end
    end
  end

  def destroy
    @user.destroy
    respond_to do |format|
      format.html { redirect_back_or_default(users_path) }
      format.api  { render_api_ok }
    end
  end

  def edit_membership
    @membership = Member.edit_membership(params[:membership_id], params[:membership], @user)
    @membership.save
    respond_to do |format|
      format.html { redirect_to edit_user_path(@user, :tab => 'memberships') }
      format.js
    end
  end

  def destroy_membership
    @membership = Member.find(params[:membership_id])
    if @membership.deletable?
    @membership.destroy
    end
    respond_to do |format|
      format.html { redirect_to edit_user_path(@user, :tab => 'memberships') }
      format.js
    end
  end

  ################# added by william
  def tag_save
    @tags = params[:tag_for_save][:name]
    @obj_id = params[:tag_for_save][:object_id]
    @obj_flag = params[:tag_for_save][:object_flag]

    case @obj_flag
    when '1' then
      @obj = User.find_by_id(@obj_id)
    when '2' then
      @obj = Project.find_by_id(@obj_id)
    when '3' then
      @obj = Issue.find_by_id(@obj_id)
    when '4' then
      @obj = Bid.find_by_id(@obj_id)
    else
    @obj = nil
    end
    unless @obj.nil?
      @obj.tag_list.add(@tags.split(","))
    else
    return
    end
    if @obj.save
    ## 执行成功的操作。
    else
    #捕获异常
    end
    respond_to do |format|
      format.html
      format.js
    end
  end

  private

  def find_user
    if params[:id] == 'current'
      require_login || return
      @user = User.current
    else
      @user = User.find(params[:id])
    end
  rescue ActiveRecord::RecordNotFound
    render_404
    end
end