# Counts and selects pages of GPX traces for various criteria (by user, tags, public etc.).
# target_user - if set, specifies the user to fetch traces for. if not set will fetch all traces
- # paging_action - the action that will be linked back to from view
- def list (target_user = nil, paging_action = 'list')
- @title = 'public GPS traces'
- @title += " tagged with #{params[:tag]}" if params[:tag]
- @traces_per_page = 20
- page_index = params[:page] ? params[:page].to_i - 1 : 0 # nice 1-based page -> 0-based page index
-
+ def list (target_user = nil)
# from display name, pick up user id if one user's traces only
display_name = params[:display_name]
- if target_user.nil? and display_name and display_name != ''
- @paging_action = 'view'
+ if target_user.nil? and !display_name.blank?
@display_name = display_name
- @title += " from #{@display_name}"
target_user = User.find(:first, :conditions => [ "display_name = ?", display_name])
end
+ # set title
+ if target_user.nil?
+ @title = "public GPS traces"
+ elsif target_user.id == @user.id
+ @title = "your GPS traces"
+ else
+ @title = "public GPS traces from #{target_user.display_name}"
+ end
+
+ @title += " tagged with #{params[:tag]}" if params[:tag]
+
opt = Hash.new
opt[:include] = [:user, :tags] # load users and tags from db at same time as traces
end
opt[:conditions] = conditions
+ opt[:per_page] = 20
- # count traces using all options except limit
- @max_trace = Trace.count(opt)
- @max_page = Integer((@max_trace + 1) / @traces_per_page)
-
- # last step before fetch - add paging options
- opt[:limit] = @traces_per_page
- if page_index > 0
- opt[:offset] = @traces_per_page * page_index
- end
-
- @traces = Trace.find(:all , opt)
+ @trace_pages, @traces = paginate(:traces, opt)
# put together SET of tags across traces, for related links
tagset = Hash.new
# final helper vars for view
@display_name = display_name
@all_tags = tagset.values
- @paging_action = paging_action # the action that paging requests should route back to, e.g. 'list' or 'mine'
- @page = page_index + 1 # nice 1-based external page numbers
end
def mine
if @user
- list(@user, 'mine') unless @user.nil?
+ list(@user) unless @user.nil?
else
redirect_to :controller => 'user', :action => 'login', :referer => request.request_uri
end
render :nothing, :status => :forbidden if @trace.user.id != @user.id
end
end
+ rescue ActiveRecord::RecordNotFound
+ render :nothing => true, :status => :not_found
end
def create
- filename = "/tmp/#{rand}"
+ name = params[:trace][:gpx_file].original_filename.gsub(/[^a-zA-Z0-9.]/, '_') # This makes sure filenames are sane
- File.open(filename, "w") { |f| f.write(params[:trace][:gpx_file].read) }
- params[:trace][:name] = params[:trace][:gpx_file].original_filename.gsub(/[^a-zA-Z0-9.]/, '_') # This makes sure filenames are sane
- params[:trace].delete('gpx_file') # remove the field from the hash, because there's no such field in the DB
- @trace = Trace.new(params[:trace])
- @trace.inserted = false
- @trace.user = @user
- @trace.timestamp = Time.now
-
- if @trace.save
- saved_filename = "/home/osm/gpx/#{@trace.id}.gpx"
- File.rename(filename, saved_filename)
+ do_create(name, params[:trace][:tagstring], params[:trace][:description], params[:trace][:public]) do |f|
+ f.write(params[:trace][:gpx_file].read)
+ end
+ if @trace.id
logger.info("id is #{@trace.id}")
flash[:notice] = "Your GPX file has been uploaded and is awaiting insertion in to the database. This will usually happen within half an hour, and an email will be sent to you on completion."
+
redirect_to :action => 'mine'
end
end
def data
trace = Trace.find(params[:id])
if trace and (trace.public? or (@user and @user == trace.user))
- send_file(trace.trace_name, :filename => "#{trace.id}.gpx", :type => trace.mime_type, :disposition => 'attachment')
+ send_file(trace.trace_name, :filename => "#{trace.id}#{trace.extension_name}", :type => trace.mime_type, :disposition => 'attachment')
else
render :nothing, :status => :not_found
end
end
def api_create
- #FIXME merge this code with create as they're pretty similar?
-
+ do_create(params[:filename], params[:tags], params[:description], true) do |f|
+ f.write(request.raw_post)
+ end
+
+ if @trace.id
+ render :nothing => true
+ else
+ render :nothing => true, :status => :internal_server_error
+ end
+ end
+
+private
+
+ def do_create(name, tags, description, public)
filename = "/tmp/#{rand}"
- File.open(filename, "w") { |f| f.write(request.raw_post) }
- params[:trace] = {}
- params[:trace][:name] = params[:filename]
- params[:trace][:tagstring] = params[:tags]
- params[:trace][:description] = params[:description]
- @trace = Trace.new(params[:trace])
+
+ File.open(filename, "w") { |f| yield f }
+
+ @trace = Trace.new({:name => name, :tagstring => tags,
+ :description => description, :public => public})
@trace.inserted = false
@trace.user = @user
@trace.timestamp = Time.now
if @trace.save
- saved_filename = "/home/osm/gpx/#{@trace.id}.gpx"
- File.rename(filename, saved_filename)
- logger.info("id is #{@trace.id}")
- flash[:notice] = "Your GPX file has been uploaded and is awaiting insertion in to the database. This will usually happen within half an hour, and an email will be sent to you on completion."
- render :nothing => true
+ File.rename(filename, @trace.trace_name)
else
- render :nothing => true, :status => :internal_server_error
+ FileUtils.rm_f(filename)
end
end
+
end
projects / rails.git / blobdiff