SoundSoftware Code Site

/* Redmine - project management software

   Copyright (C) 2006-2013  Jean-Philippe Lang */

function addFile(inputEl, file, eagerUpload) {

  if ($('#attachments_fields').children().length < 10) {

    var attachmentId = addFile.nextAttachmentId++;

    var fileSpan = $('<span>', { id: 'attachments_' + attachmentId });

    fileSpan.append(

        $('<input>', { type: 'text', 'class': 'filename readonly', name: 'attachments[' + attachmentId + '][filename]', readonly: 'readonly'} ).val(file.name),

        $('<input>', { type: 'text', 'class': 'description', name: 'attachments[' + attachmentId + '][description]', maxlength: 255, placeholder: $(inputEl).data('description-placeholder') } ).toggle(!eagerUpload),

        $('<a>&nbsp</a>').attr({ href: "#", 'class': 'remove-upload' }).click(removeFile).toggle(!eagerUpload)

    ).appendTo('#attachments_fields');

    if(eagerUpload) {

      ajaxUpload(file, attachmentId, fileSpan, inputEl);

    }

    return attachmentId;

  }

  return null;

}

addFile.nextAttachmentId = 1;

function ajaxUpload(file, attachmentId, fileSpan, inputEl) {

  function onLoadstart(e) {

    fileSpan.removeClass('ajax-waiting');

    fileSpan.addClass('ajax-loading');

    $('input:submit', $(this).parents('form')).attr('disabled', 'disabled');

  }

  function onProgress(e) {

    if(e.lengthComputable) {

      this.progressbar( 'value', e.loaded * 100 / e.total );

    }

  }

  function actualUpload(file, attachmentId, fileSpan, inputEl) {

    ajaxUpload.uploading++;

    uploadBlob(file, $(inputEl).data('upload-path'), attachmentId, {

        loadstartEventHandler: onLoadstart.bind(progressSpan),

        progressEventHandler: onProgress.bind(progressSpan)

      })

      .done(function(result) {

        progressSpan.progressbar( 'value', 100 ).remove();

        fileSpan.find('input.description, a').css('display', 'inline-block');

      })

      .fail(function(result) {

        progressSpan.text(result.statusText);

      }).always(function() {

        ajaxUpload.uploading--;

        fileSpan.removeClass('ajax-loading');

        var form = fileSpan.parents('form');

        if (form.queue('upload').length == 0 && ajaxUpload.uploading == 0) {

          $('input:submit', form).removeAttr('disabled');

        }

        form.dequeue('upload');

      });

  }

  var progressSpan = $('<div>').insertAfter(fileSpan.find('input.filename'));

  progressSpan.progressbar();

  fileSpan.addClass('ajax-waiting');

  var maxSyncUpload = $(inputEl).data('max-concurrent-uploads');

  if(maxSyncUpload == null || maxSyncUpload <= 0 || ajaxUpload.uploading < maxSyncUpload)

    actualUpload(file, attachmentId, fileSpan, inputEl);

  else

    $(inputEl).parents('form').queue('upload', actualUpload.bind(this, file, attachmentId, fileSpan, inputEl));

}

ajaxUpload.uploading = 0;

function removeFile() {

  $(this).parent('span').remove();

  return false;

}

function uploadBlob(blob, uploadUrl, attachmentId, options) {

  var actualOptions = $.extend({

    loadstartEventHandler: $.noop,

    progressEventHandler: $.noop

  }, options);

  uploadUrl = uploadUrl + '?attachment_id=' + attachmentId;

  if (blob instanceof window.File) {

    uploadUrl += '&filename=' + encodeURIComponent(blob.name);

  }

  return $.ajax(uploadUrl, {

    type: 'POST',

    contentType: 'application/octet-stream',

    beforeSend: function(jqXhr) {

      jqXhr.setRequestHeader('Accept', 'application/js');

    },

    xhr: function() {

      var xhr = $.ajaxSettings.xhr();

      xhr.upload.onloadstart = actualOptions.loadstartEventHandler;

      xhr.upload.onprogress = actualOptions.progressEventHandler;

      return xhr;

    },

    data: blob,

    cache: false,

    processData: false

  });

}

function addInputFiles(inputEl) {

  var clearedFileInput = $(inputEl).clone().val('');

  if (inputEl.files) {

    // upload files using ajax

    uploadAndAttachFiles(inputEl.files, inputEl);

    $(inputEl).remove();

  } else {

    // browser not supporting the file API, upload on form submission

    var attachmentId;

    var aFilename = inputEl.value.split(/\/|\\/);

    attachmentId = addFile(inputEl, { name: aFilename[ aFilename.length - 1 ] }, false);

    if (attachmentId) {

      $(inputEl).attr({ name: 'attachments[' + attachmentId + '][file]', style: 'display:none;' }).appendTo('#attachments_' + attachmentId);

    }

  }

  clearedFileInput.insertAfter('#attachments_fields');

}

function uploadAndAttachFiles(files, inputEl) {

  var maxFileSize = $(inputEl).data('max-file-size');

  var maxFileSizeExceeded = $(inputEl).data('max-file-size-message');

  var sizeExceeded = false;

  $.each(files, function() {

    if (this.size && maxFileSize && this.size > parseInt(maxFileSize)) {sizeExceeded=true;}

  });

  if (sizeExceeded) {

    window.alert(maxFileSizeExceeded);

  } else {

    $.each(files, function() {addFile(inputEl, this, true);});

  }

}

function handleFileDropEvent(e) {

  $(this).removeClass('fileover');

  blockEventPropagation(e);

  if ($.inArray('Files', e.dataTransfer.types) > -1) {

    uploadAndAttachFiles(e.dataTransfer.files, $('input:file.file_selector'));

  }

}

function dragOverHandler(e) {

  $(this).addClass('fileover');

  blockEventPropagation(e);

}

function dragOutHandler(e) {

  $(this).removeClass('fileover');

  blockEventPropagation(e);

}

function setupFileDrop() {

  if (window.File && window.FileList && window.ProgressEvent && window.FormData) {

    $.event.fixHooks.drop = { props: [ 'dataTransfer' ] };

    $('form div.box').has('input:file').each(function() {

      $(this).on({

          dragover: dragOverHandler,

          dragleave: dragOutHandler,

          drop: handleFileDropEvent

      });

    });

  }

}

$(document).ready(setupFileDrop);

# 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.

require "digest/md5"

require "fileutils"

class Attachment < ActiveRecord::Base

  belongs_to :container, :polymorphic => true

  belongs_to :author, :class_name => "User", :foreign_key => "author_id"

  validates_presence_of :filename, :author

  validates_length_of :filename, :maximum => 255

  validates_length_of :disk_filename, :maximum => 255

  validates_length_of :description, :maximum => 255

  validate :validate_max_file_size

  acts_as_event :title => :filename,

                :url => Proc.new {|o| {:controller => 'attachments', :action => 'download', :id => o.id, :filename => o.filename}}

  acts_as_activity_provider :type => 'files',

                            :permission => :view_files,

                            :author_key => :author_id,

                            :find_options => {:select => "#{Attachment.table_name}.*",

                                              :joins => "LEFT JOIN #{Version.table_name} ON #{Attachment.table_name}.container_type='Version' AND #{Version.table_name}.id = #{Attachment.table_name}.container_id " +

                                                        "LEFT JOIN #{Project.table_name} ON #{Version.table_name}.project_id = #{Project.table_name}.id OR ( #{Attachment.table_name}.container_type='Project' AND #{Attachment.table_name}.container_id = #{Project.table_name}.id )"}

  acts_as_activity_provider :type => 'documents',

                            :permission => :view_documents,

                            :author_key => :author_id,

                            :find_options => {:select => "#{Attachment.table_name}.*",

                                              :joins => "LEFT JOIN #{Document.table_name} ON #{Attachment.table_name}.container_type='Document' AND #{Document.table_name}.id = #{Attachment.table_name}.container_id " +

                                                        "LEFT JOIN #{Project.table_name} ON #{Document.table_name}.project_id = #{Project.table_name}.id"}

  cattr_accessor :storage_path

  @@storage_path = Redmine::Configuration['attachments_storage_path'] || File.join(Rails.root, "files")

  cattr_accessor :thumbnails_storage_path

  @@thumbnails_storage_path = File.join(Rails.root, "tmp", "thumbnails")

  before_save :files_to_final_location

  after_destroy :delete_from_disk

  # Returns an unsaved copy of the attachment

  def copy(attributes=nil)

    copy = self.class.new

    copy.attributes = self.attributes.dup.except("id", "downloads")

    copy.attributes = attributes if attributes

    copy

  end

  def validate_max_file_size

    if @temp_file && self.filesize > Setting.attachment_max_size.to_i.kilobytes

      errors.add(:base, l(:error_attachment_too_big, :max_size => Setting.attachment_max_size.to_i.kilobytes))

    end

  end

  def file=(incoming_file)

    unless incoming_file.nil?

      @temp_file = incoming_file

      if @temp_file.size > 0

        if @temp_file.respond_to?(:original_filename)

          self.filename = @temp_file.original_filename

          self.filename.force_encoding("UTF-8") if filename.respond_to?(:force_encoding)

        end

        if @temp_file.respond_to?(:content_type)

          self.content_type = @temp_file.content_type.to_s.chomp

        end

        if content_type.blank? && filename.present?

          self.content_type = Redmine::MimeType.of(filename)

        end

        self.filesize = @temp_file.size

      end

    end

  end

  def file

    nil

  end

  def filename=(arg)

    write_attribute :filename, sanitize_filename(arg.to_s)

    filename

  end

  # Copies the temporary file to its final location

  # and computes its MD5 hash

  def files_to_final_location

    if @temp_file && (@temp_file.size > 0)

      self.disk_directory = target_directory

      self.disk_filename = Attachment.disk_filename(filename, disk_directory)

      logger.info("Saving attachment '#{self.diskfile}' (#{@temp_file.size} bytes)")

      path = File.dirname(diskfile)

      unless File.directory?(path)

        FileUtils.mkdir_p(path)

      end

      md5 = Digest::MD5.new

      File.open(diskfile, "wb") do |f|

        if @temp_file.respond_to?(:read)

          buffer = ""

          while (buffer = @temp_file.read(8192))

            f.write(buffer)

            md5.update(buffer)

          end

        else

          f.write(@temp_file)

          md5.update(@temp_file)

        end

      end

      self.digest = md5.hexdigest

    end

    @temp_file = nil

    # Don't save the content type if it's longer than the authorized length

    if self.content_type && self.content_type.length > 255

      self.content_type = nil

    end

  end

  # Deletes the file from the file system if it's not referenced by other attachments

  def delete_from_disk

    if Attachment.where("disk_filename = ? AND id <> ?", disk_filename, id).empty?

      delete_from_disk!

    end

  end

  # Returns file's location on disk

  def diskfile

    File.join(self.class.storage_path, disk_directory.to_s, disk_filename.to_s)

  end

  def title

    title = filename.to_s

    if description.present?

      title << " (#{description})"

    end

    title

  end

  def increment_download

    increment!(:downloads)

  end

  def project

    container.try(:project)

  end

  def visible?(user=User.current)

    if container_id

      container && container.attachments_visible?(user)

    else

      author == user

    end

  end

  def deletable?(user=User.current)

    if container_id

      container && container.attachments_deletable?(user)

    else

      author == user

    end

  end

  def image?

    !!(self.filename =~ /\.(bmp|gif|jpg|jpe|jpeg|png)$/i)

  end

  def thumbnailable?

    image?

  end

  # Returns the full path the attachment thumbnail, or nil

  # if the thumbnail cannot be generated.

  def thumbnail(options={})

    if thumbnailable? && readable?

      size = options[:size].to_i

      if size > 0

        # Limit the number of thumbnails per image

        size = (size / 50) * 50

        # Maximum thumbnail size

        size = 800 if size > 800

      else

        size = Setting.thumbnails_size.to_i

      end

      size = 100 unless size > 0

      target = File.join(self.class.thumbnails_storage_path, "#{id}_#{digest}_#{size}.thumb")

      begin

        Redmine::Thumbnail.generate(self.diskfile, target, size)

      rescue => e

        logger.error "An error occured while generating thumbnail for #{disk_filename} to #{target}\nException was: #{e.message}" if logger

        return nil

      end

    end

  end

  # Deletes all thumbnails

  def self.clear_thumbnails

    Dir.glob(File.join(thumbnails_storage_path, "*.thumb")).each do |file|

      File.delete file

    end

  end

  def is_text?

    Redmine::MimeType.is_type?('text', filename)

  end

  def is_diff?

    self.filename =~ /\.(patch|diff)$/i

  end

  # Returns true if the file is readable

  def readable?

    File.readable?(diskfile)

  end

  # Returns the attachment token

  def token

    "#{id}.#{digest}"

  end

  # Finds an attachment that matches the given token and that has no container

  def self.find_by_token(token)

    if token.to_s =~ /^(\d+)\.([0-9a-f]+)$/

      attachment_id, attachment_digest = $1, $2

      attachment = Attachment.where(:id => attachment_id, :digest => attachment_digest).first

      if attachment && attachment.container.nil?

        attachment

      end

    end

  end

  # Bulk attaches a set of files to an object

  #

  # Returns a Hash of the results:

  # :files => array of the attached files

  # :unsaved => array of the files that could not be attached

  def self.attach_files(obj, attachments)

    result = obj.save_attachments(attachments, User.current)

    obj.attach_saved_attachments

    result

  end

  def self.latest_attach(attachments, filename)

    attachments.sort_by(&:created_on).reverse.detect {

      |att| att.filename.downcase == filename.downcase

     }

  end

  def self.prune(age=1.day)

    Attachment.where("created_on < ? AND (container_type IS NULL OR container_type = '')", Time.now - age).destroy_all

  end

  # Moves an existing attachment to its target directory

  def move_to_target_directory!

    if !new_record? & readable?

      src = diskfile

      self.disk_directory = target_directory

      dest = diskfile

      if src != dest && FileUtils.mkdir_p(File.dirname(dest)) && FileUtils.mv(src, dest)

        update_column :disk_directory, disk_directory

      end

    end

  end

  # Moves existing attachments that are stored at the root of the files

  # directory (ie. created before Redmine 2.3) to their target subdirectories

  def self.move_from_root_to_target_directory

    Attachment.where("disk_directory IS NULL OR disk_directory = ''").find_each do |attachment|

      attachment.move_to_target_directory!

    end

  end

  private

  # Physically deletes the file from the file system

  def delete_from_disk!

    if disk_filename.present? && File.exist?(diskfile)

      File.delete(diskfile)

    end

  end

  def sanitize_filename(value)

    # get only the filename, not the whole path

    just_filename = value.gsub(/^.*(\\|\/)/, '')

    # Finally, replace invalid characters with underscore

    @filename = just_filename.gsub(/[\/\?\%\*\:\|\"\'<>]+/, '_')

  end

  # Returns the subdirectory in which the attachment will be saved

  def target_directory

    time = created_on || DateTime.now

    time.strftime("%Y/%m")

  end

  # Returns an ASCII or hashed filename that do not

  # exists yet in the given subdirectory

  def self.disk_filename(filename, directory=nil)

    timestamp = DateTime.now.strftime("%y%m%d%H%M%S")

    ascii = ''

    if filename =~ %r{^[a-zA-Z0-9_\.\-]*$}

      ascii = filename

    else

      ascii = Digest::MD5.hexdigest(filename)

      # keep the extension if any

      ascii << $1 if filename =~ %r{(\.[a-zA-Z0-9]+)$}

    end

    while File.exist?(File.join(storage_path, directory.to_s, "#{timestamp}_#{ascii}"))

      timestamp.succ!

    end

    "#{timestamp}_#{ascii}"

  end

end

api.array :issues, api_meta(:total_count => @issue_count, :offset => @offset, :limit => @limit) do

  @issues.each do |issue|

    api.issue do

      api.id issue.id

      api.project(:id => issue.project_id, :name => issue.project.name) unless issue.project.nil?

      api.tracker(:id => issue.tracker_id, :name => issue.tracker.name) unless issue.tracker.nil?

      api.status(:id => issue.status_id, :name => issue.status.name) unless issue.status.nil?

      api.priority(:id => issue.priority_id, :name => issue.priority.name) unless issue.priority.nil?

      api.author(:id => issue.author_id, :name => issue.author.name) unless issue.author.nil?

      api.assigned_to(:id => issue.assigned_to_id, :name => issue.assigned_to.name) unless issue.assigned_to.nil?

      api.category(:id => issue.category_id, :name => issue.category.name) unless issue.category.nil?

      api.fixed_version(:id => issue.fixed_version_id, :name => issue.fixed_version.name) unless issue.fixed_version.nil?

      api.parent(:id => issue.parent_id) unless issue.parent.nil?

      api.subject     issue.subject

      api.description issue.description

      api.start_date  issue.start_date

      api.due_date    issue.due_date

      api.done_ratio  issue.done_ratio

      api.estimated_hours issue.estimated_hours

      render_api_custom_values issue.custom_field_values, api

      api.created_on issue.created_on

      api.updated_on issue.updated_on

      api.closed_on  issue.closed_on

      api.array :relations do

        issue.relations.each do |relation|

          api.relation(:id => relation.id, :issue_id => relation.issue_from_id, :issue_to_id => relation.issue_to_id, :relation_type => relation.relation_type, :delay => relation.delay)

        end

      end if include_in_api_response?('relations')

    end

  end

end