+profile(
+ [
+ {cookie, Cookie},
+ {login, Login},
+ {password, Password},
+ {nick, Pseudo},
+ {email, Email},
+ {css, Css},
+ {nick_format, Nick_format_str},
+ {main_page, Main_page},
+ {conversations, {array, Conversations_json}}
+ ]
+) ->
+ % est-ce que les messages auquel on répond existent ?
+ Conversations = lists:foldr(
+ fun({struct, [{root, Root}, {page, Page}]}, Acc) ->
+ Message_existe = euphorik_bd:message_existe(Root),
+ if Message_existe ->
+ [{Root, Page} | Acc];
+ true ->
+ Acc
+ end
+ end,
+ [],
+ Conversations_json
+ ),
+ case euphorik_bd:set_profile(Cookie, Login, Password, Pseudo, Email, Css, list_to_atom(Nick_format_str), Main_page, Conversations) of
+ ok ->
+ json_reponse_ok();
+ login_deja_pris ->
+ erreur("Login déjà pris");
+ _ ->
+ erreur("Impossible de mettre à jour le profile")
+ end.
+
+
+% Renvoie les messages appropriés.
+% last_message id et cookie sont facultatifs
+wait_event([{page, "chat"} | Data]) ->
+ % traitement des inputs
+ 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,
+ Troll_id = case lists:keysearch(troll_id, 1, Data) of {value, {_, T}} -> T; _ -> 0 end,
+ {value, {_, {array, Conversations_json}}} = lists:keysearch(conversations, 1, Data),
+ Racines_conversations = lists:map(
+ fun({struct, [{root, Racine}, {page, Page} | Reste]}) ->
+ Last_mess_conv = case Reste of [{last_message_id, L}] -> L; _ -> 0 end,
+ {Racine, Page, Last_mess_conv}
+ end,
+ Conversations_json
+ ),
+ User = case euphorik_bd:user_by_cookie(Cookie) of\r
+ {ok, U} -> U;\r
+ _ -> inconnu\r
+ end,
+ case {mnesia:subscribe({table, minichat, detailed}), mnesia:subscribe({table, troll, detailed})} of
+ {{error, E}, _} -> E;
+ {_, {error, E}} -> E;
+ _ ->
+ % attente d'événements
+ R = wait_event_page_chat(User, Racines_conversations, Message_count, Last_message_id, Main_page, Troll_id),
+ mnesia:unsubscribe({table, minichat, detailed}),
+ mnesia:unsubscribe({table, troll, detailed}),
+ R
+ end;
+wait_event([{page, "admin"}, {last_troll, Last_troll}]) ->
+ case wait_event_page_admin(Last_troll) of
+ banned_ips_refresh ->
+ {struct,
+ [
+ {reply, "banned_ips_refresh"}
+ ]
+ };
+ {mod, Troll} ->
+ {struct,
+ [
+ {reply, "troll_modified"},
+ {troll_id, Troll#troll.id},
+ {content, Troll#troll.content}
+ ]
+ };
+ {add, Trolls} ->
+ {struct,
+ [
+ {reply, "troll_added"},
+ {trolls, {array,
+ lists:map(
+ fun(T) ->
+ {ok, User} = euphorik_bd:user_by_id(T#troll.id_user),
+ {struct,
+ [
+ {troll_id, T#troll.id},
+ {content, T#troll.content},
+ {author, User#user.pseudo},
+ {author_id, User#user.id}
+ ]
+ }
+ end,
+ Trolls
+ )
+ }}
+ ]
+ };
+ {del, Troll_id} ->
+ {struct,
+ [
+ {reply, "troll_deleted"},
+ {troll_id, Troll_id}
+ ]
+ };
+ _ ->
+ erreur("timeout")
+ end;
+wait_event(_) ->
+ erreur("Page inconnue").
+
+
+wait_event_page_chat(User, Racines_conversations, Message_count, Last_message_id, Main_page, Troll_id) ->
+ % est-ce que le troll est à jour ?
+ case euphorik_bd:current_troll() of
+ Current when is_record(Current, troll), Current#troll.id =/= Troll_id ->
+ {struct, [
+ {reply, "new_troll"},
+ {troll_id, Current#troll.id},
+ {message_id, euphorik_bd:message_id_associe(Current#troll.id)},
+ {content, Current#troll.content}
+ ]};
+ _ ->
+ % est-ce qu'il y a des nouveaux messages ?
+ case euphorik_minichat_conversation:conversations(Racines_conversations, Message_count, Last_message_id, Main_page) of
+ vide ->
+ wait_event_bd_page_chat(),
+ % TODO : l'appel est-il bien tail-recursive ?
+ wait_event_page_chat(User, Racines_conversations, Message_count, Last_message_id, Main_page, Troll_id);
+ Conversations ->
+ % accrochez-vous ca va siouxer ;)
+ {struct, [
+ {reply, "new_messages"},
+ {conversations, {array,
+ 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_bd:a_repondu_a_message(User#user.id, Mess#minichat.id),
+ Est_une_reponse_a_user = User =/= inconnu andalso euphorik_bd:est_une_reponse_a_user(User#user.id, Mess#minichat.id),
+ {ok, User_mess } = euphorik_bd:user_by_id(Mess#minichat.auteur_id),
+ {struct, [
+ {id, Mess#minichat.id},
+ {user_id, User_mess#user.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, User_mess#user.login},
+ {content, Mess#minichat.contenu},
+ {answer_to, {array, lists:map(
+ fun(Id_mess) ->
+ {ok, M} = euphorik_bd:message_by_id(Id_mess),
+ {ok, User_reponse} = euphorik_bd:user_by_mess(M#minichat.id),
+ {struct, [{id, M#minichat.id}, {nick, M#minichat.pseudo}, {login, User_reponse#user.login}]}
+ end,
+ Repond_a
+ )}},
+ {ek_master, User_mess#user.ek_master}
+ ]}
+ end,
+ Conv
+ )
+ }}
+ ]}
+ end,
+ Conversations
+ )
+ }}
+ ]}
+ end
+ end.
+
+
+% Attend un événement lié à la page 'chat'.
+wait_event_bd_page_chat() ->
+ receive % attente d'un post
+ {mnesia_table_event, {write, minichat, _Message, [], _}} ->
+ ok;
+ {mnesia_table_event, {write, troll, Troll, [Old_troll | _], _}} when Troll#troll.date_post =/= undefined, Old_troll#troll.date_post == undefined ->
+ ok;
+ {tcp_closed, _} ->
+ exit(normal);
+ _ ->
+ wait_event_bd_page_chat()
+ % 60 minutes de timeout (on ne sais jamais)
+ % Après 60 minutes de connexion, le client doit donc reétablir une connexion
+ after 1000 * 60 * 60 ->
+ timeout
+ end.
+
+
+% Attent un événement concernant la page admin
+% Renvoie les trolls manquants posté après Last_id ou banned_ips_refresh.
+% Si pas de trolls alors attend un événement tel qu'un ajout, une modification ou une suppression.
+% renvoie :
+% {mod, Troll}
+% ou {add, [Trolls]}
+% ou {del, Troll_id}
+% ou banned_ips_refresh
+% ou timeout
+wait_event_page_admin(Last_id) ->
+ case {mnesia:subscribe({table, troll, detailed}), mnesia:subscribe({table, ip_table, detailed})} of
+ {{error, E}, _ } -> E;
+ {_, {error, E}} -> E;
+ _ ->
+ R = case euphorik_bd:trolls(Last_id) of
+ [] -> % pas de trolls
+ wait_event_page_admin();
+ Trolls ->
+ {add, Trolls}
+ end,
+ mnesia:unsubscribe({table, troll, detailed}),
+ mnesia:unsubscribe({table, ip_table, detailed}),
+ R
+ end.
+
+wait_event_page_admin() ->
+ % s'il n'y a pas de trolls que l'utilisateur n'a pas connaissance alors on attend un événement
+ receive
+ % cas où un troll est choisit comme courant
+ {mnesia_table_event, {write, troll, Troll, [Old_troll | _], _}}
+ when Old_troll#troll.date_post =:= undefined, Troll#troll.date_post =/= undefined ->
+ {del, Troll#troll.id};
+ {mnesia_table_event, {write, troll, Troll, [_Old_troll | _], _}} ->
+ {mod, Troll};
+ {mnesia_table_event, {write, troll, Troll, [], _}} ->
+ {add, [Troll]};
+ {mnesia_table_event, {delete, troll, {troll, Id}, _, _}} ->
+ {del, Id};
+ {mnesia_table_event, {write, ip_table, IP, [Old_IP | _], _}}
+ when Old_IP#ip_table.ban =/= IP#ip_table.ban; Old_IP#ip_table.ban_duration =/= IP#ip_table.ban_duration ->
+ banned_ips_refresh;
+ {tcp_closed, _} ->
+ exit(normal);
+ _ ->
+ wait_event_page_admin()
+ % 60 minutes de timeout (on ne sais jamais)
+ % Après 60 minutes de connexion, le client doit donc reétablir une connexion
+ after 1000 * 60 * 60 ->
+ timeout
+ end.
+
+
+% Un utilisateur envoie un message
+put_message(
+ [
+ {cookie, Cookie},
+ {nick, Nick},
+ {content, Content},
+ {answer_to, {array, Answer_to}}
+ ]
+) ->
+ case euphorik_bd:user_by_cookie(Cookie) of
+ {ok, User} ->
+ case euphorik_bd:est_banni(User#user.id) of
+ {true, Temps_restant} ->
+ erreur("Vous êtes banni pour encore " ++ format_minutes(Temps_restant));
+ _ ->
+ Strip_content = string:strip(Content),
+ if Strip_content =:= [] ->
+ erreur("Message vide");
+ true ->
+ % TODO : non-atomique (update_pseudo+nouveau_message)
+ euphorik_bd:update_pseudo_user(User#user.id, Nick),
+ case euphorik_bd:nouveau_message(Strip_content, User#user.id, Answer_to) of
+ {erreur, R} -> erreur("Impossible d'ajouter un nouveau message. Raison : " ++ R);
+ _ ->
+ json_reponse_ok()
+ end
+ end
+ end;
+ _ ->
+ erreur("Utilisateur inconnu")
+ end.
+
+
+% bannissement d'un utilisateur (son ip est bannie)
+ban(
+ [
+ {cookie, Cookie},
+ {duration, Duration},
+ {user_id, User_id},
+ {reason, Reason}
+ ]) ->
+ % controle que l'utilisateur est un admin
+ case euphorik_bd:user_by_cookie(Cookie) of
+ {ok, User1 = #user{ek_master = true}} ->
+ case euphorik_bd:user_by_id(User_id) of
+ {ok, User1} ->
+ erreur("Il n'est pas possible de s'auto bannir");
+ {ok, User2 = #user{ek_master = false}} ->
+ euphorik_bd:ban(User2#user.last_ip, Duration),
+ euphorik_bd:nouveau_message_sys(lists:flatten(io_lib:format("''~s~s'' est ~s pour ~s.~s",
+ [
+ User2#user.pseudo,
+ if User2#user.login =:= [] -> ""; true -> " (" ++ User2#user.login ++ ")" end,
+ if Duration =< 15 -> "kické"; true -> "banni" end,
+ format_minutes(Duration),
+ if Reason =/= [] -> " - Raison: " ++ Reason; true -> "" end ++ "."
+ ]
+ ))),
+ json_reponse_ok();
+ {ok, _} ->
+ erreur("L'utilisateur est lui même un ekMaster");