% coding: utf-8
-% Ce module gére les différents message envoyé par le client (javascript) via AJAX.
-% Par exemple le client peut demander les derniers messages du minichat.
-% Les messages sont au format XML, la plus part des fonctions accepte un xmlDocument() et renvoie un string()
-% qui est la réponse XML.\r
-% Example XML : http://www.erlang.org/doc/apps/xmerl/xmerl_ug.html.
+% Ce module gére les différents messages envoyés par le client (javascript) via AJAX.
+% Les messages donnés ainsi que les réponses sont au format JSON.
% @author G.Burri
-module(euphorik_protocole).
-export([
- nouveau_user_login/1,
+ register/1,
login/1,
logout/1,
profile/1,
- refreshMessage/1,
- message/1,
+ wait_event/1,
+ put_message/1,
erreur/1
]).\r
-include("../include/euphorik_bd.hrl").\r
-include("../include/euphorik_defines.hrl").\r
-
+
% Une utilisateur s'enregistre avec un tuple {Login, Password}.
-register([]) ->\r
- {Login, Password, Login_deja_pris} = case {xmerl_xpath:string("login", Action), xmerl_xpath:string("password", Action)} of\r
- {[#xmlElement{content = [#xmlText{value = L}]}], [#xmlElement{content = [#xmlText{value = P}]}]} ->\r
- {L, P, case euphorik_minichat:user_by_login(L) of {ok, _} -> true; _ -> false end};\r
- _ -> {[], [], false}\r
- end,
- simple_xml_to_string(\r
- if Login_deja_pris-> \r
- xml_reponse_login_pas_ok("Login déjà pris");\r
- true ->\r
- Cookie = generer_cookie(),\r
- User = euphorik_minichat:nouveau_user(Login, Password, Cookie),\r
- xml_reponse_login_ok(User) \r
- end
- ).\r
+register([{login, Login}, {password, Password}]) ->
+ case euphorik_minichat:user_by_login(Login) of
+ {ok, _} ->
+ erreur("Login déjà existant");
+ _ ->
+ User = euphorik_minichat:nouveau_user(Login, Password, generer_cookie()),
+ json_reponse_login_ok(User)
+ end;
+% Enregistrement sans {Login, Password}
+register([]) ->
+ User = euphorik_minichat:nouveau_user("<nick>", generer_cookie()),
+ json_reponse_login_ok(User).
\r
% Un utilisateur se logge (avec un couple {login, mot de passe})
{email, Email},
{css, Css},
{main_page, Main_page},
- {conversations, {array, Conversations_json}}
+ {conversations, Conversations_json}
]
) ->
% est-ce que les messages auquel on répond existent ?
Message_existe = euphorik_minichat:message_existe(Root),
if Message_existe ->
[{Root, Page} | Acc];
- true ->
- Acc
+ true ->
+ Acc
+ end
end,
[],
Conversations_json
% Renvoie les messages appropriés.
-wait_event(
- [
- {cookie, Cookie},
- {message_count, Message_count} | Reste
- ]
-) ->
- % Last message id est facultatif
- Last_message_id = case lists:keysearch(last_message_id, 1, Reste) of
- {Id, _} -> Id;
- _ -> 0
- end,
- {Main_page, _} = lists:keysearch(main_page, 1, Reste),
- {{array, Conversations_json}, _} = lists:keysearch(conversations, 1, Reste),
+% last_message id et cookie sont facultatifs
+% TODO : erreur : {badmatch,false}
+wait_event(Data) ->
+ Cookie = case lists:keysearch(cookie, 1, Data) of {value, {_, C}} -> C; _ -> inconnu end,
+ Last_message_id = case lists:keysearch(last_message_id, 1, Data) of {value, {_, Id}} -> Id; _ -> 0 end,
+ {value, {_, Message_count}} = lists:keysearch(message_count, 1, Data),
+ Main_page = case lists:keysearch(main_page, 1, Data) of {value, {_, P}} -> P; _ -> 1 end,
+ {value, {_, {array, Conversations_json}}} = lists:keysearch(conversations, 1, Data),
+ Conversations = lists:map(fun({struct, [{racine, Racine}, {page, Page}]}) -> {Racine, Page} end, Conversations_json),
User = case euphorik_minichat:user_by_cookie(Cookie) of\r
- {ok U} -> U;\r
+ {ok, U} -> U;\r
_ -> inconnu\r
end,\r
- {stuct, [\r
+ {struct, [\r
{reply, "new_message"},\r
- {conversations, {array,\r
- TODO ...\r
- } \r
- ]}
- \r
- % accrochez-vous ca va siouxer ;)
- [{reponse, [{name, "refreshMessages"}],\r
- lists:map(\r
- fun({Conv, Plus}) ->
- {conversation, [],
- [{autresPages, [], [atom_to_list(Plus)]} |
- lists:map(
- fun({Mess, Repond_a}) -> \r
- Est_proprietaire = User =/= inconnu andalso User#user.id =:= Mess#minichat.auteur_id,\r
- A_repondu_a_message = User =/= inconnu andalso euphorik_minichat:a_repondu_a_message(User#user.id, Mess#minichat.id),\r
- Est_une_reponse_a_user = User =/= inconnu andalso euphorik_minichat:est_une_reponse_a_user(User#user.id, Mess#minichat.id),
- User_mess =
- if Mess#minichat.auteur_id =:= 0 ->
- inconnu;
- true ->
- {ok, U2} = euphorik_minichat:user_by_id(Mess#minichat.auteur_id),
- U2
- end,\r
- {message, [{id, erlang:integer_to_list(Mess#minichat.id, 36)}],\r
- [\r
- {date, [], [format_date(Mess#minichat.date)]},
- {systeme, [], [atom_to_list(Mess#minichat.auteur_id =:= 0)]},\r
- {proprietaire, [], [atom_to_list(Est_proprietaire)]},\r
- {repondu, [], [atom_to_list(A_repondu_a_message)]},\r
- {reponse, [], [atom_to_list(Est_une_reponse_a_user)]},\r
- {pseudo, [], [Mess#minichat.pseudo]},
- {login, [], [if User_mess =:= inconnu -> Mess#minichat.pseudo; true -> User_mess#user.login end]},\r
- {contenu, [], [Mess#minichat.contenu]},\r
- {repondA, [], xml_repond_a(Repond_a)}\r
- ]\r
- }
+ {conversations, {array,
+ % accrochez-vous ca va siouxer ;)
+ lists:map(
+ fun({Conv, Plus}) ->
+ {struct, [
+ {last_page, not Plus},
+ {messages, {array,
+ lists:map(
+ fun({Mess, Repond_a}) ->
+ Est_proprietaire = User =/= inconnu andalso User#user.id =:= Mess#minichat.auteur_id,
+ A_repondu_a_message = User =/= inconnu andalso euphorik_minichat:a_repondu_a_message(User#user.id, Mess#minichat.id),
+ Est_une_reponse_a_user = User =/= inconnu andalso euphorik_minichat:est_une_reponse_a_user(User#user.id, Mess#minichat.id),
+ % io:format("Repond_a : ~p~n", [Repond_a]),
+ User_mess =
+ if Mess#minichat.auteur_id =:= 0 ->
+ inconnu;
+ true ->
+ {ok, U2} = euphorik_minichat:user_by_id(Mess#minichat.auteur_id),
+ U2
end,
- Conv
- )
- ]
- }\r
- end,
- euphorik_minichat_conversation:conversations(
- if User =/= inconnu -> User#user.conversations; true -> [] end,
- Nb_message,
- Dernier_id,
- if User =/= inconnu -> User#user.page_principale; true -> 1 end
- )\r
- )
- }];
- _ ->
- [{reponse, [{name, "refreshMessages"}], [{erreur, [], ["erreur"]}]}]
- end\r
- ).
+ {struct, [
+ {id, Mess#minichat.id},
+ {date, format_date(Mess#minichat.date)},
+ {system, Mess#minichat.auteur_id =:= 0},
+ {owner, Est_proprietaire},
+ {answered, A_repondu_a_message},
+ {is_a_reply, Est_une_reponse_a_user},
+ {nick, Mess#minichat.pseudo},
+ {login, if User_mess =:= inconnu -> Mess#minichat.pseudo; true -> User_mess#user.login end},
+ {content, Mess#minichat.contenu},
+ {answer_to, {array, lists:map(
+ fun(Id_mess) ->
+ {ok, M} = euphorik_minichat:message_by_id(Id_mess),
+ {ok, User_reponse} = euphorik_minichat:user_by_mess(M#minichat.id),
+ {struct, [{id, M#minichat.id}, {nick, M#minichat.pseudo}, {login, User_reponse#user.login}]}
+ end,
+ Repond_a
+ )}}
+ ]}
+ end,
+ Conv
+ )
+ }}
+ ]}
+ end,
+ euphorik_minichat_conversation:conversations(
+ Conversations,
+ Message_count,
+ Last_message_id,
+ Main_page
+ )
+ )\r
+ }}\r
+ ]}.
+
- \r
-% Prend une liste de xml text node et en resort un string()\r
-% xmerl : "test & test" devient deux fragments de texte : "test " et "& test", il faut donc rassembler les morceaux...\r
-defragmenter(Text_nodes) ->\r
- lists:foldl(fun(Node, Acc) -> #xmlText{value = V} = Node, Acc ++ V end, [], Text_nodes).\r
-\r
-
% Un utilisateur envoie un message
-message(Action) ->
- simple_xml_to_string(\r
- case {
- xmerl_xpath:string("cookie", Action),
- xmerl_xpath:string("pseudo", Action),
- xmerl_xpath:string("contenu", Action)
- } of
- {
- [#xmlElement{content = [#xmlText{value = Cookie}]}],
- [#xmlElement{content = Pseudo_fragments}],
- [#xmlElement{content = Contenu_fragments}]
- } -> \r
- case euphorik_minichat:user_by_cookie(Cookie) of\r
- {ok, U} ->\r
- Pseudo = defragmenter(Pseudo_fragments),\r
- Contenu = defragmenter(Contenu_fragments),\r
- % met à jour le pseudo du user\r
- euphorik_minichat:update_pseudo_user(U#user.id, Pseudo),\r
- Reponses = case xmerl_xpath:string("reponses", Action) of\r
- [#xmlElement{content = C}] ->\r
- lists:map(\r
- fun (Reponse) ->\r
- #xmlElement{attributes = [#xmlAttribute{name = id, value = Id_reponse}]} = Reponse,\r
- erlang:list_to_integer(Id_reponse, 36)\r
- end\r
- , C);\r
- _ -> []\r
- end,
- Contenu_strip = string:strip(Contenu),
- if Contenu_strip =:= [] -> xml_reponse_message(pas_ok);
- true ->
- case euphorik_minichat:nouveau_message(Contenu, U#user.id, Reponses) of
- erreur -> xml_reponse_message(pas_ok);
- _ -> xml_reponse_message(ok)
- end
- end;\r
- _ -> xml_reponse_message(pas_ok)\r
- end;
- _ ->
- xml_reponse_message(pas_ok)
- end\r
- ).\r
+put_message(
+ [
+ {cookie, Cookie},
+ {nick, Nick},
+ {content, Content},
+ {answer_to, {array, Answer_to}}
+ ]
+) ->
+ case euphorik_minichat:user_by_cookie(Cookie) of
+ {ok, User} ->
+ Strip_content = string:strip(Content),
+ if (Strip_content =:= []) ->
+ erreur("Message vide");
+ true ->
+ case euphorik_minichat:nouveau_message(Strip_content, User#user.id, Answer_to) of
+ erreur -> erreur("Impossible d'ajouter un nouveau message");
+ _ ->
+ euphorik_minichat:update_pseudo_user(User#user.id, Nick),
+ json_reponse_ok()
+ end
+ end;
+ _ ->
+ erreur("Utilisateur inconnu")
+ end.
% Construit une erreur
]
}.
-\r
+ \r
% Formatage d'une heure\r
% local_time() -> string\r
format_date(Date) ->\r
{{Annee, Mois, Jour}, {Heure, Minute, Seconde}} = DateLocal,\r
{{AnneeNow, _, _}, {_, _, _}} = DateNowLocal,\r
Hier = calendar:date_to_gregorian_days(element(1, DateLocal)) =:= calendar:date_to_gregorian_days(element(1, DateNowLocal)) - 1,\r
- if element(1, DateLocal) =:= element(1, DateNowLocal) ->\r
- "";\r
- Hier ->\r
- "Hier ";\r
- Annee =:= AnneeNow ->\r
- io_lib:format("~2.10.0B/~2.10.0B ", [Jour, Mois]); \r
- true ->\r
- io_lib:format("~2.10.0B/~2.10.0B/~B ", [Jour, Mois, Annee])\r
- end ++\r
- io_lib:format("~2.10.0B:~2.10.0B:~2.10.0B", [Heure, Minute, Seconde]).
+ lists:flatten(
+ if element(1, DateLocal) =:= element(1, DateNowLocal) ->\r
+ "";\r
+ Hier ->\r
+ "Hier ";\r
+ Annee =:= AnneeNow ->\r
+ io_lib:format("~2.10.0B/~2.10.0B ", [Jour, Mois]); \r
+ true ->\r
+ io_lib:format("~2.10.0B/~2.10.0B/~B ", [Jour, Mois, Annee])\r
+ end ++\r
+ io_lib:format("~2.10.0B:~2.10.0B:~2.10.0B", [Heure, Minute, Seconde])
+ ).
%%%%%%%%% <Réponses JSON> %%%%%%%%%
json_reponse_ok() ->
{struct, [{reply, "ok"}]}.
-
-% Construit une réponse positive à un login
-% si Enregistre vaut true alors cela veut dire que la personne s'est enregistré (elle possède au moins un login et un password)
-xml_reponse_login_ok(User) ->
- [{reponse, [{name, "login"}],
- [
- {statut, [if (User#user.password =/= []) and (User#user.login =/= []) -> "enregistre"; true -> "identifie" end]},
- {cookie, [User#user.cookie]},
- {id, [erlang:integer_to_list(User#user.id, 36)]},
- {pseudo, [User#user.pseudo]},
- {login, [User#user.login]},
- {email, [User#user.email]},
- {css, [User#user.css]},
- {pagePrincipale, [integer_to_list(User#user.page_principale)]}
- ] ++
- lists:map(
- fun(C) ->
- {conversation,
- [
- {racine, [erlang:integer_to_list(element(1, C), 36)]},
- {page, [integer_to_list(element(2, C))]}
- ]
- }
- end,
- User#user.conversations
- )
- }].
-
json_reponse_login_ok(User) ->
{
struct, [
{reply, "login"},
- {status, if (User#user.password =/= []) and (User#user.login =/= []) -> "enregistre"; true -> "identifie" end},
+ {status, if (User#user.password =/= []) and (User#user.login =/= []) -> "auth_registered"; true -> "auth_not_registered" end},
{cookie, User#user.cookie},
{id, User#user.id},
- {pseudo, User#user.pseudo},
+ {nick, User#user.pseudo},
{login, User#user.login},
{email, User#user.email},
{css, User#user.css},
}.
-% Construit un réponse négative à un login
-xml_reponse_login_pas_ok(Message) ->
- [{reponse, [{name, "login"}],
- [
- {statut, ["erreur"]},
- {information, [Message]}
- ]
- }].
-
-
-% Pas utilisé
-%~ xml_conversation(Mess_id, Nb) ->
- %~ {Mess_id, Conversation} = minichat:conversation(Mess_id, Nb),
- %~ xml_conversation(Conversation).
-%~ xml_conversation([]) -> [];
-%~ xml_conversation(Liste_id) ->
- %~ lists:map(
- %~ fun({Id, Sous_liste}) ->
- %~ {id, [{id, erlang:integer_to_list(Id, 36)}], xml_conversation(Sous_liste)}
- %~ end,
- %~ Liste_id
- %~ ).
-
-
-% Renvoie un element XML representant une liste de messages auquel le message M_id repond
-xml_repond_a(Reponses) ->
- lists:map(
- fun(Id_mess) ->
- {ok, M} = euphorik_minichat:message_by_id(Id_mess),
- {ok, User} = euphorik_minichat:user_by_mess(Id_mess),
- {id, [{id, erlang:integer_to_list(M#minichat.id, 36)}, {pseudo, M#minichat.pseudo}, {login, User#user.login}], []}
- end,
- Reponses
- ).\r
- \r
- \r
-xml_reponse_message(Ok) ->\r
- [\r
- {reponse, [{name, "message"}],\r
- [\r
- {statut, [], [case Ok of ok -> "ok"; pas_ok -> "pas ok" end]}\r
- ]\r
- }\r
- ].
-
-%%%%%%%%% </réponses XML> %%%%%%%%%
+%%%%%%%%% </réponses JSON> %%%%%%%%%
projects / euphorik.git / blobdiff