-
-
-% Un utilisateur se délogge.
-logout(_) ->
- do_nothing.
-
-
-% Modification du profile.
-profile(Action) ->
- simple_xml_to_string(
- case xmerl_xpath:string("cookie", Action) of
- [#xmlElement{content = [#xmlText{value = Cookie}]}] ->
- Login = case xmerl_xpath:string("login", Action) of [#xmlElement{content = [#xmlText{value = L}]}] -> L; _ -> undefined end,
- Password = case xmerl_xpath:string("password", Action) of [#xmlElement{content = [#xmlText{value = P}]}] -> P; _ -> undefined end,
- Pseudo = case xmerl_xpath:string("pseudo", Action) of [#xmlElement{content = [#xmlText{value = P2}]}] -> P2; _ -> Login end,
- Email = case xmerl_xpath:string("email", Action) of [#xmlElement{content = [#xmlText{value = E}]}] -> E; _ -> undefined end,
- Css = case xmerl_xpath:string("css", Action) of [#xmlElement{content = [#xmlText{value = C}]}] -> C; _ -> undefined end,
- case minichat:set_profile(Cookie, Login, Password, Pseudo, Email, Css) of
- ok ->
- xml_reponse_profile_ok();\r
- login_deja_pris ->\r
- xml_reponse_profile_pas_ok("Login déjà pris");
- _ ->
- xml_reponse_profile_pas_ok("Impossible de mettre à jour le profile")
- end;
- _ ->
- xml_reponse_profile_pas_ok("XML malformé")
- end
- ).
-
-
-% Renvoie les messages appropriés.
-refreshMessage(Action) ->\r
- simple_xml_to_string(
- case {
- xmerl_xpath:string("nombreMessage", Action), % le nombre de message qu'affiche le client
- xmerl_xpath:string("page", Action) % la page désiré, la première (les derniers messages) étant la 1
- } of
- {
- [#xmlElement{content = [#xmlText{value = Nb_message_str}]}],
- [#xmlElement{content = [#xmlText{value = Page_str}]}]
- } ->
- Nb_message = list_to_integer(Nb_message_str),
- Page = list_to_integer(Page_str),
- Dernier_id = case xmerl_xpath:string("dernierMessageId", Action) of % l'id du dernier message que connait le client
- [#xmlElement{content = [#xmlText{value = D}]}] -> erlang:list_to_integer(D, 36);
- _ -> 0
- end,
- User = case xmerl_xpath:string("cookie", Action) of
- [#xmlElement{content = [#xmlText{value = Cookie}]}] ->
- case minichat:get_user_by_cookie(Cookie) of
- {ok, U} -> U;
- _ -> inconnu
- end;
- _ -> inconnu
- end,\r
- % accrochez-vous ca va siouxer ;)\r
- Mess = lists:map(\r
- fun(Mess) ->\r
- Est_proprietaire = User =/= inconnu andalso User#user.id =:= Mess#minichat.auteur_id,\r
- A_repondu_a_message = User =/= inconnu andalso minichat:a_repondu_a_message(User#user.id, Mess#minichat.id),\r
- Est_une_reponse_a_user = User =/= inconnu andalso minichat:est_une_reponse_a_user(User#user.id, Mess#minichat.id),
- User_mess = if Mess#minichat.auteur_id =:= 0 -> inconnu; true ->
- {ok, U2} = minichat:get_user_by_id(Mess#minichat.auteur_id),
- U2
- end, \r
- {message, [{id, erlang:integer_to_list(Mess#minichat.id, 36)}],\r
+\r
+\r
+% Un utilisateur se délogge.\r
+logout(_) ->\r
+ do_nothing.\r
+\r
+\r
+% Modification du profile.\r
+profile(\r
+ [\r
+ {cookie, Cookie},\r
+ {login, Login},\r
+ {password, Password},\r
+ {nick, Pseudo},\r
+ {email, Email},\r
+ {css, Css},\r
+ {nick_format, Nick_format_str},\r
+ {view_times, View_times},\r
+ {view_tooltips, View_tooltips},\r
+ {conversations, {array, Conversations_json}}\r
+ ]\r
+) ->\r
+ % virage des messages qui n'existent pas\r
+ Conversations = lists:dropwhile(\r
+ fun(Message_id) ->\r
+ not euphorik_bd:message_existe(Message_id)\r
+ end,\r
+ Conversations_json\r
+ ),\r
+ % TODO : pas très beau, mieux vaut construire un #user\r
+ case euphorik_bd:set_profile(\r
+ Cookie,\r
+ Login,\r
+ Password,\r
+ Pseudo,\r
+ Email,\r
+ Css,\r
+ list_to_atom(Nick_format_str),\r
+ View_times,\r
+ View_tooltips,\r
+ Conversations) of\r
+ ok ->\r
+ json_reponse_ok();\r
+ login_deja_pris ->\r
+ erreur("Login déjà pris");\r
+ _ ->\r
+ erreur("Impossible de mettre à jour le profile")\r
+ end.\r
+\r
+\r
+% Renvoie les messages appropriés.\r
+% last_message id et cookie sont facultatifs\r
+wait_event([{page, "chat"} | Data]) ->\r
+ % traitement des inputs\r
+ Cookie = case lists:keysearch(cookie, 1, Data) of {value, {_, C}} -> C; _ -> inconnu end,\r
+ Last_message_id = case lists:keysearch(last_message_id, 1, Data) of {value, {_, Id}} -> Id; _ -> 0 end,\r
+ {value, {_, Message_count}} = lists:keysearch(message_count, 1, Data),\r
+ Main_page = case lists:keysearch(main_page, 1, Data) of {value, {_, P}} -> P; _ -> 1 end,\r
+ Troll_id = case lists:keysearch(troll_id, 1, Data) of {value, {_, T}} -> T; _ -> 0 end,\r
+ {value, {_, {array, Conversations_json}}} = lists:keysearch(conversations, 1, Data),\r
+ Racines_conversations = lists:map(\r
+ fun({struct, [{root, Racine}, {page, Page} | Reste]}) ->\r
+ Last_mess_conv = case Reste of [{last_message_id, L}] -> L; _ -> 0 end,\r
+ {Racine, Page, Last_mess_conv}\r
+ end,\r
+ Conversations_json\r
+ ),\r
+ User = case euphorik_bd:user_by_cookie(Cookie) of\r
+ {ok, U} -> U;\r
+ _ -> inconnu\r
+ end,\r
+ case {mnesia:subscribe({table, minichat, detailed}), mnesia:subscribe({table, troll, detailed})} of\r
+ {{error, E}, _} -> E;\r
+ {_, {error, E}} -> E;\r
+ _ ->\r
+ % attente d'événements\r
+ R = wait_event_page_chat(User, Racines_conversations, Message_count, Last_message_id, Main_page, Troll_id),\r
+ mnesia:unsubscribe({table, minichat, detailed}),\r
+ mnesia:unsubscribe({table, troll, detailed}),\r
+ R\r
+ end;\r
+wait_event([{page, "admin"}, {last_troll, Last_troll}]) ->\r
+ case wait_event_page_admin(Last_troll) of\r
+ banned_ips_refresh ->\r
+ {struct, \r
+ [\r
+ {reply, "banned_ips_refresh"}\r
+ ]\r
+ };\r
+ {mod, Troll} ->\r
+ {struct,\r
+ [\r
+ {reply, "troll_modified"},\r
+ {troll_id, Troll#troll.id},\r
+ {content, Troll#troll.content}\r
+ ]\r
+ };\r
+ {add, Trolls} ->\r
+ {struct,\r
+ [\r
+ {reply, "troll_added"},\r
+ {trolls, {array, \r
+ lists:map(\r
+ fun(T) -> \r
+ {ok, User} = euphorik_bd:user_by_id(T#troll.id_user),\r
+ {struct,\r
+ [\r
+ {troll_id, T#troll.id},\r
+ {content, T#troll.content},\r
+ {author, User#user.pseudo},\r
+ {author_id, User#user.id}\r
+ ]\r
+ }\r
+ end,\r
+ Trolls\r
+ )\r
+ }}\r
+ ]\r
+ }; \r
+ {del, Troll_id} ->\r
+ {struct,\r
+ [\r
+ {reply, "troll_deleted"},\r
+ {troll_id, Troll_id}\r
+ ]\r
+ }; \r
+ _ ->\r
+ erreur("timeout")\r
+ end;\r
+wait_event(_) ->\r
+ erreur("Page inconnue").\r
+\r
+\r
+wait_event_page_chat(User, Racines_conversations, Message_count, Last_message_id, Main_page, Troll_id) ->\r
+ % est-ce que le troll est à jour ?\r
+ case euphorik_bd:current_troll() of\r
+ Current when is_record(Current, troll), Current#troll.id =/= Troll_id ->\r
+ {struct, [\r
+ {reply, "new_troll"},\r
+ {troll_id, Current#troll.id},\r
+ {message_id, euphorik_bd:message_id_associe(Current#troll.id)},\r
+ {content, Current#troll.content}\r
+ ]};\r
+ _ ->\r
+ % est-ce qu'il y a des nouveaux messages ?\r
+ case euphorik_minichat_conversation:conversations(Racines_conversations, Message_count, Last_message_id, Main_page) of\r
+ vide -> \r
+ wait_event_bd_page_chat(),\r
+ wait_event_page_chat(User, Racines_conversations, Message_count, Last_message_id, Main_page, Troll_id);\r
+ Conversations ->\r
+ % accrochez-vous ca va siouxer ;)\r
+ {struct, [\r
+ {reply, "new_messages"},\r
+ {conversations, {array,\r
+ lists:map(\r
+ fun({Racine, {Conv, Plus}}) ->\r
+ {struct, [\r
+ {last_page, not Plus},\r
+ {first, \r
+ if Racine =:= undefined orelse Conv =:= [] ->\r
+ "undefined";\r
+ true ->\r
+ {Racine_id, _, _} = Racine,\r
+ case euphorik_bd:message_by_id(Racine_id) of\r
+ {ok, Mess} ->\r
+ json_message(Mess, euphorik_bd:parents(Racine), User);\r
+ _ ->\r
+ "undefined"\r
+ end\r
+ end\r
+ }, % le premier message de la conversation, peut correspondre\r
+ {messages, {array,\r
+ lists:map(\r
+ fun({Mess, Repond_a}) ->\r
+ json_message(Mess, Repond_a, User)\r
+ end,\r
+ Conv\r
+ )\r
+ }}\r
+ ]}\r
+ end,\r
+ % on ajoute un 'undefined' correspondant à la premier conversation qui ne possède pas de racine\r
+ % TODO : peut être à revoir car un peu lourd est compliqué\r
+ aggregation_racines_conversations([undefined | Racines_conversations], Conversations)\r
+ )\r
+ }}\r
+ ]}\r
+ end\r
+ end.\r
+ \r
+\r
+aggregation_racines_conversations(L1, L2) -> \r
+ aggregation_racines_conversations(L1, L2, []).\r
+aggregation_racines_conversations([], [], L) -> lists:reverse(L);\r
+aggregation_racines_conversations([E1|R1], [E2|R2], L) ->\r
+ aggregation_racines_conversations(R1, R2, [{E1, E2} | L]).\r
+ \r
+\r
+\r
+% Attend un événement lié à la page 'chat'.\r
+wait_event_bd_page_chat() ->\r
+ receive % attente d'un post\r
+ {mnesia_table_event, {write, minichat, _Message, [], _}} ->\r
+ ok;\r
+ {mnesia_table_event, {write, troll, Troll, [Old_troll | _], _}} when Troll#troll.date_post =/= undefined, Old_troll#troll.date_post == undefined ->\r
+ ok;\r
+ {tcp_closed, _} ->\r
+ exit(normal);\r
+ _ ->\r
+ wait_event_bd_page_chat()\r
+ % 60 minutes de timeout (on ne sais jamais)\r
+ % Après 60 minutes de connexion, le client doit donc reétablir une connexion\r
+ after 1000 * 60 * 60 -> \r
+ timeout\r
+ end.\r
+\r
+\r
+% Attent un événement concernant la page admin\r
+% Renvoie les trolls manquants posté après Last_id ou banned_ips_refresh.\r
+% Si pas de trolls alors attend un événement tel qu'un ajout, une modification ou une suppression.\r
+% renvoie :\r
+% {mod, Troll}\r
+% ou {add, [Trolls]}\r
+% ou {del, Troll_id}\r
+% ou banned_ips_refresh\r
+% ou timeout\r
+wait_event_page_admin(Last_id) ->\r
+ case {mnesia:subscribe({table, troll, detailed}), mnesia:subscribe({table, ip_table, detailed})} of\r
+ {{error, E}, _ } -> E;\r
+ {_, {error, E}} -> E;\r
+ _ ->\r
+ R = case euphorik_bd:trolls(Last_id) of\r
+ [] -> % pas de trolls\r
+ wait_event_page_admin();\r
+ Trolls ->\r
+ {add, Trolls}\r
+ end,\r
+ mnesia:unsubscribe({table, troll, detailed}),\r
+ mnesia:unsubscribe({table, ip_table, detailed}),\r
+ R\r
+ end.\r
+ \r
+wait_event_page_admin() ->\r
+ % s'il n'y a pas de trolls que l'utilisateur n'a pas connaissance alors on attend un événement\r
+ receive\r
+ % cas où un troll est choisit comme courant\r
+ {mnesia_table_event, {write, troll, Troll, [Old_troll | _], _}}\r
+ when Old_troll#troll.date_post =:= undefined, Troll#troll.date_post =/= undefined ->\r
+ {del, Troll#troll.id};\r
+ {mnesia_table_event, {write, troll, Troll, [_Old_troll | _], _}} ->\r
+ {mod, Troll};\r
+ {mnesia_table_event, {write, troll, Troll, [], _}} ->\r
+ {add, [Troll]};\r
+ {mnesia_table_event, {delete, troll, {troll, Id}, _, _}} ->\r
+ {del, Id};\r
+ {mnesia_table_event, {write, ip_table, IP, [Old_IP | _], _}}\r
+ when Old_IP#ip_table.ban =/= IP#ip_table.ban; Old_IP#ip_table.ban_duration =/= IP#ip_table.ban_duration ->\r
+ banned_ips_refresh;\r
+ {tcp_closed, _} ->\r
+ exit(normal);\r
+ _ ->\r
+ wait_event_page_admin()\r
+ % 60 minutes de timeout (on ne sais jamais)\r
+ % Après 60 minutes de connexion, le client doit donc reétablir une connexion\r
+ after 1000 * 60 * 60 -> \r
+ timeout\r
+ end.\r
+ \r
+ \r
+% Un utilisateur envoie un message\r
+% Answer_to est une liste d'id (int)\r
+put_message(\r
+ [\r
+ {cookie, Cookie},\r
+ {nick, Nick},\r
+ {content, Content},\r
+ {answer_to, {array, Answer_to}}\r
+ ]\r
+) ->\r
+ case euphorik_bd:user_by_cookie(Cookie) of\r
+ {ok, User} ->\r
+ case euphorik_bd:est_banni(User#user.id) of\r
+ {true, Temps_restant} ->\r
+ erreur("Vous êtes banni pour encore " ++ format_minutes(Temps_restant));\r
+ _ ->\r
+ Strip_content = string:strip(Content),\r
+ if Strip_content =:= [] ->\r
+ erreur("Message vide");\r
+ true ->\r
+ % attention : non-atomique (update_pseudo+nouveau_message)\r
+ euphorik_bd:update_pseudo_user(User#user.id, Nick),\r
+ case euphorik_bd:nouveau_message(Strip_content, User#user.id, Answer_to) of\r
+ {erreur, R} -> erreur("Impossible d'ajouter un nouveau message. Raison : " ++ R);\r
+ _ ->\r
+ json_reponse_ok()\r
+ end\r
+ end\r
+ end;\r
+ _ ->\r
+ erreur("Utilisateur inconnu")\r
+ end.\r
+\r
+\r
+% bannissement d'un utilisateur (son ip est bannie)\r
+ban(\r
+ [\r
+ {cookie, Cookie},\r
+ {duration, Duration},\r
+ {user_id, User_id},\r
+ {reason, Reason}\r
+ ]) ->\r
+ % controle que l'utilisateur est un admin\r
+ case euphorik_bd:user_by_cookie(Cookie) of\r
+ {ok, User1 = #user{ek_master = true}} ->\r
+ case euphorik_bd:user_by_id(User_id) of\r
+ {ok, User1} ->\r
+ erreur("Il n'est pas possible de s'auto bannir");\r
+ {ok, User2 = #user{ek_master = false}} ->\r
+ euphorik_bd:ban(User2#user.last_ip, Duration),\r
+ euphorik_bd:nouveau_message_sys(lists:flatten(io_lib:format("''~s~s'' est ~s pour ~s.~s",\r