view plugins/redmine_bibliography/app/controllers/publications_controller.rb @ 1519:afce8026aaeb redmine-2.4-integration

Merge from branch "live"

# -*- coding: utf-8 -*-
# vendor/plugins/redmine_bibliography/app/controllers/publications_controller.rb

class PublicationsController < ApplicationController
  unloadable

  model_object Publication
  before_filter :find_model_object, :only => [ :show, :add_project ]
  before_filter :find_project_by_project_id, :authorize, :only => [ :edit, :new, :update, :create ]

  def new
    find_project_by_project_id
    @publication = Publication.new

    # we'll always want a new publication to have its bibtex entry
    @publication.build_bibtex_entry

  end

  def create
    @project = Project.find(params[:project_id])

    @publication = Publication.new(params[:publication])
    @publication.projects << @project unless @project.nil?

    if @publication.save
      @publication.notify_authors_publication_added(@project)

      flash[:notice] = "Successfully created publication."
      redirect_to :action => :show, :id => @publication, :project_id => @project
    else
      render :action => 'new', :project_id => @project
    end
  end

  def index
    if !params[:project_id].nil?
      find_project_by_project_id
      @project = Project.find(params[:project_id])
      @publications = Publication.find :all, :joins => :projects, :conditions => ["project_id = ?", @project.id]
    else
      @publications = Publication.find :all
    end
  end

  def new_from_bibfile
    @publication.current_step = session[:publication_step]

    # contents of the paste text area
    bibtex_entry = params[:bibtex_entry]

    # method for creating "pasted" bibtex entries
    if bibtex_entry
      parse_bibtex_list bibtex_entry
    end
  end

  def show_bibtex_fields
    @fields = []

    unless params[:value].empty?
      @fields = BibtexEntryType.fields(params[:value])
    end

    respond_to do |format|
      format.js {
        render :show_bibtex_fields
      }
    end
  end

  def add_author
    if (request.xhr?)
      render :text => User.find(params[:user_id]).name
    else
      # No?  Then render an action.
      #render :action => 'view_attribute', :attr => @name
      logger.error { "Error while adding Author to publication." }
    end
  end

  def edit
    find_project_by_project_id unless params[:project_id].nil?

    @publication = Publication.find(params[:id])
    @selected_bibtex_entry_type_id = @publication.bibtex_entry.entry_type
    @bibtype_fields = BibtexEntryType.fields(@selected_bibtex_entry_type_id)
  end

  def update
    @publication = Publication.find(params[:id])

    if @publication.update_attributes(params[:publication])
      flash[:notice] = "Successfully updated Publication."

      # expires the previosly cached entries
      Rails.cache.delete "publication-#{@publication.id}-ieee"
      Rails.cache.delete "publication-#{@publication.id}-bibtex"

      if !params[:project_id].nil?
        redirect_to :action => :show, :id => @publication, :project_id => params[:project_id]
      else
        redirect_to :action => :show, :id => @publication
      end
    else
      render :action => 'edit'
    end
  end


  def show
    find_project_by_project_id unless params[:project_id].nil?

    if @publication.nil?
      @publications = Publication.all
      render "index", :alert => 'The publication was not found!'
    else
      @authors = @publication.authors
      @bibtext_entry = @publication.bibtex_entry
    end
  end

  # parse string with bibtex authors
  def parse_authors(authors_entry)
    # in bibtex the authors are always seperated by "and"
    return authors_entry.split(" and ")
  end

  # parses a list of bibtex
  def parse_bibtex_list(bibtex_list)
    bibliography = BibTeX.parse bibtex_list

    no_entries = bibliography.data.length

    # parses the bibtex entries
    bibliography.data.map do |d|

      if d.class == BibTeX::Entry
        create_bibtex_entry d
      end
    end
  end

  def create_bibtex_entry(d)
    @publication = Publication.new
    @bentry = BibtexEntry.new
    authors = []
    institution = ""
    email = ""

    d.fields.keys.map do |field|
      case field.to_s
      when "author"
        authors = parse_authors d[field]
      when "title"
        @publication.title = d[field]
      when "institution"
        institution = d[field]
      when "email"
        email = d[field]
      else
        @bentry[field] = d[field]
      end
    end

    @publication.bibtex_entry = @bentry
    @publication.save

    # need to save all authors
    #   and establish the author-publication association
    #   via the authorships table
    authors.each_with_index.map do |authorname, idx|
      author = Author.new(:name => authorname)
      if author.save!
        # todo: catch the errors...
        puts "SAVED"
      else
        puts "NOT SAVED"
      end

      author.authorships.create!(
      :publication => @publication,
      :institution => institution,
      :email => email,
      :order => idx)
    end
  end

  def autocomplete_for_project
    @publication = Publication.find(params[:id])

    @projects = Project.active.name_or_homepage_like(params[:q]).find(:all, :limit => 100) - @publication.projects
    logger.debug "Query for \"#{params[:q]}\" returned \"#{@projects.size}\" results"
    render :layout => false
  end

  def autocomplete_for_author
    @results = []

    object_id = params[:object_id]
    @object_name = "publications[authorships_attributes][#{object_id}][search_results]"

    # todo: make sure query works with both pgres and mysql ~lf.20131010
    authors_list = Author.joins(:authorships).where("LOWER(authorships.name_on_paper) LIKE LOWER(?)", "%#{params[:term]}%").uniq

    # name_like scope, defined in lib/user_author patch
    users_list = User.active.name_like(params[:term]).find(:all, :limit => 100)

    logger.debug "Query for \"#{params[:term]}\" returned \"#{authors_list.size}\" authors and \"#{users_list.size}\" users"

    # will check if any of the members of the users list
    #  doesn't belong to the authors list

    @results = authors_list

    users_list.each do |user|
      @results << user unless authors_list.include?(user.author)
    end

    logger.debug { "Autocomplete_for_author results --> #{@results}" }

    render :layout => false
  end

  def sort_author_order
    params[:authorships].each_with_index do |id, index|
      Authorship.update_all(['auth_order=?', index+1], ['id=?', id])
    end
    render :nothing => true
  end

  def add_project
    @projects = Project.find(params[:publication][:project_ids])
    @publication.projects << @projects
    @project = Project.find(params[:project_id])

    # TODO luisf should also respond to HTML???
    respond_to do |format|
      format.html { redirect_to :back }
      format.js {
        render(:update) {|page|
          page[:add_project_form].reset
          page.replace_html :list_projects, :partial => 'list_projects'
        }
      }
    end
  end

  def remove_project
    @project = Project.find(params[:project_id])
    proj = Project.find(params[:remove_project_id])

    if @publication.projects.length > 1
      if @publication.projects.exists? proj
        @publication.projects.delete proj if request.post?
      end
    else
      logger.error { "Cannot remove project from publication list" }
    end

    logger.error { "CURRENT project name#{proj.name} and wanna delete #{@project.name}" }

    render(:update) {|page|
      page.replace_html "list_projects", :partial => 'list_projects', :id  => @publication
    }
  end

  def destroy
    find_project_by_project_id unless params[:project_id].nil?
    @publication = Publication.find(params[:id])

    @publication.destroy

    flash[:notice] = "Successfully deleted Publication."
    redirect_to :controller => :publications, :action => 'index', :project_id => @project
  end

  private

end