Jocelyn Fiat
d8ac46f8b0
For now, whenever we save a node, it is marked as published. Display a node only if published. Updated /trash page. Updated /nodes/ page to take into account the node status.
293 lines
7.7 KiB
Plaintext
293 lines
7.7 KiB
Plaintext
note
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description: "[
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handler for CMS node in the CMS interface.
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TODO: implement REST API.
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]"
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date: "$Date: 2015-02-13 13:08:13 +0100 (ven., 13 févr. 2015) $"
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revision: "$Revision: 96616 $"
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class
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NODE_HANDLER
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inherit
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CMS_NODE_HANDLER
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WSF_URI_HANDLER
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rename
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execute as uri_execute,
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new_mapping as new_uri_mapping
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end
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WSF_URI_TEMPLATE_HANDLER
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rename
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execute as uri_template_execute,
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new_mapping as new_uri_template_mapping
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select
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new_uri_template_mapping
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end
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WSF_RESOURCE_HANDLER_HELPER
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redefine
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do_get,
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do_post,
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do_put,
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do_delete
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end
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REFACTORING_HELPER
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create
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make
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feature -- execute
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execute (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- Execute request handler
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do
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execute_methods (req, res)
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end
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uri_execute (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- Execute request handler
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do
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execute (req, res)
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end
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uri_template_execute (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- Execute request handler
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do
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execute (req, res)
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end
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feature -- Query
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node_id_path_parameter (req: WSF_REQUEST): INTEGER_64
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-- Node id passed as path parameter for request `req'.
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local
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s: STRING
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do
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if attached {WSF_STRING} req.path_parameter ("id") as p_nid then
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s := p_nid.value
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if s.is_integer_64 then
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Result := s.to_integer_64
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end
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end
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end
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feature -- HTTP Methods
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do_get (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- <Precursor>
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local
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l_node: detachable CMS_NODE
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l_nid: INTEGER_64
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edit_response: NODE_FORM_RESPONSE
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view_response: NODE_VIEW_RESPONSE
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do
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if req.path_info.ends_with_general ("/edit") then
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check valid_url: req.path_info.starts_with_general ("/node/") end
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create edit_response.make (req, res, api, node_api)
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edit_response.execute
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elseif req.path_info.ends_with_general ("/delete") then
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check valid_url: req.path_info.starts_with_general ("/node/") end
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create edit_response.make (req, res, api, node_api)
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edit_response.execute
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elseif req.path_info.ends_with_general ("/trash") then
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check valid_url: req.path_info.starts_with_general ("/node/") end
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create edit_response.make (req, res, api, node_api)
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edit_response.execute
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else
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-- Display existing node
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l_nid := node_id_path_parameter (req)
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if l_nid > 0 then
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l_node := node_api.node (l_nid)
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if
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l_node /= Void and then l_node.is_published
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then
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create view_response.make (req, res, api, node_api)
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view_response.set_node (l_node)
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view_response.execute
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else
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send_not_found (req, res)
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end
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else
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-- redirect_to (req.absolute_script_url ("/node/"), res) -- New node.
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-- send_bad_request (req, res)
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create_new_node (req, res)
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end
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end
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end
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do_post (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- <Precursor>
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local
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edit_response: NODE_FORM_RESPONSE
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do
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fixme ("Refactor code: extract methods: edit_node and add_node")
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if req.path_info.ends_with_general ("/edit") then
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create edit_response.make (req, res, api, node_api)
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edit_response.execute
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elseif req.path_info.ends_with_general ("/delete") then
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if
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attached {WSF_STRING} req.form_parameter ("op") as l_op and then
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l_op.value.same_string ("Delete")
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then
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do_delete (req, res)
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end
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elseif req.path_info.ends_with_general ("/trash") then
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if
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attached {WSF_STRING} req.form_parameter ("op") as l_op and then
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l_op.value.same_string ("Trash")
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then
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do_trash (req, res)
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elseif
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attached {WSF_STRING} req.form_parameter ("op") as l_op and then
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l_op.value.same_string ("Restore")
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then
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do_restore (req, res)
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end
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elseif req.path_info.starts_with_general ("/node/add/") then
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create edit_response.make (req, res, api, node_api)
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edit_response.execute
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else
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to_implement ("REST API")
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send_not_implemented ("REST API not yet implemented", req, res)
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end
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end
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do_put (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- <Precursor>
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do
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to_implement ("REST API")
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send_not_implemented ("REST API not yet implemented", req, res)
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end
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do_delete (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- <Precursor>
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do
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if attached current_user (req) as l_user then
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if attached {WSF_STRING} req.path_parameter ("id") as l_id then
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if
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l_id.is_integer and then
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attached node_api.node (l_id.integer_value) as l_node
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then
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if node_api.has_permission_for_action_on_node ("delete", l_node, current_user (req)) then
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node_api.delete_node (l_node)
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res.send (create {CMS_REDIRECTION_RESPONSE_MESSAGE}.make (req.absolute_script_url ("")))
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else
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send_access_denied (req, res)
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-- send_not_authorized ?
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end
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else
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do_error (req, res, l_id)
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end
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else
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(create {INTERNAL_SERVER_ERROR_CMS_RESPONSE}.make (req, res, api)).execute
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end
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else
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send_access_denied (req, res)
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end
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end
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process_node_creation (req: WSF_REQUEST; res: WSF_RESPONSE; a_user: CMS_USER)
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do
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to_implement ("REST API")
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send_not_implemented ("REST API not yet implemented", req, res)
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end
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feature {NONE} -- Trash:Restore
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do_trash (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- Trash a node from the database.
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do
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if attached current_user (req) as l_user then
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if attached {WSF_STRING} req.path_parameter ("id") as l_id then
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if
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l_id.is_integer and then
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attached node_api.node (l_id.integer_value) as l_node
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then
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if node_api.has_permission_for_action_on_node ("trash", l_node, current_user (req)) then
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node_api.trash_node (l_node)
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res.send (create {CMS_REDIRECTION_RESPONSE_MESSAGE}.make (req.absolute_script_url ("")))
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else
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send_access_denied (req, res)
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-- send_not_authorized ?
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end
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else
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do_error (req, res, l_id)
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end
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else
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(create {INTERNAL_SERVER_ERROR_CMS_RESPONSE}.make (req, res, api)).execute
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end
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else
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send_access_denied (req, res)
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end
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end
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do_restore (req: WSF_REQUEST; res: WSF_RESPONSE)
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-- Restore a node: From {CMS_NODE_API}.trashed to {CMS_NODE_API}.not_published.
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do
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if attached current_user (req) as l_user then
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if attached {WSF_STRING} req.path_parameter ("id") as l_id then
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if
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l_id.is_integer and then
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attached node_api.node (l_id.integer_value) as l_node
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then
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if node_api.has_permission_for_action_on_node ("trash", l_node, current_user (req)) then
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node_api.restore_node (l_node)
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res.send (create {CMS_REDIRECTION_RESPONSE_MESSAGE}.make (req.absolute_script_url ("")))
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else
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send_access_denied (req, res)
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-- send_not_authorized ?
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end
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else
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do_error (req, res, l_id)
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end
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else
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(create {INTERNAL_SERVER_ERROR_CMS_RESPONSE}.make (req, res, api)).execute
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end
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else
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send_access_denied (req, res)
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end
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end
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feature -- Error
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do_error (req: WSF_REQUEST; res: WSF_RESPONSE; a_id: detachable WSF_STRING)
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-- Handling error.
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local
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l_page: CMS_RESPONSE
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do
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create {GENERIC_VIEW_CMS_RESPONSE} l_page.make (req, res, api)
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l_page.add_variable (req.absolute_script_url (req.path_info), "request")
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if a_id /= Void and then a_id.is_integer then
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-- resource not found
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l_page.add_variable ("404", "code")
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l_page.set_status_code (404)
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else
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-- bad request
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l_page.add_variable ("400", "code")
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l_page.set_status_code (400)
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end
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l_page.execute
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end
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feature {NONE} -- Node
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create_new_node (req: WSF_REQUEST; res: WSF_RESPONSE)
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local
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edit_response: NODE_FORM_RESPONSE
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do
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if req.path_info.starts_with_general ("/node/") then
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create edit_response.make (req, res, api, node_api)
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edit_response.execute
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elseif req.is_get_request_method then
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redirect_to (req.absolute_script_url ("/node/"), res)
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else
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send_bad_request (req, res)
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end
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end
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end
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