diff options
Diffstat (limited to 'camel/providers/pop3')
| -rw-r--r-- | camel/providers/pop3/camel-pop3-folder.c | 80 | ||||
| -rw-r--r-- | camel/providers/pop3/camel-pop3-store.c | 128 | ||||
| -rw-r--r-- | camel/providers/pop3/camel-pop3-store.h | 3 |
3 files changed, 204 insertions, 7 deletions
diff --git a/camel/providers/pop3/camel-pop3-folder.c b/camel/providers/pop3/camel-pop3-folder.c index ad856cc2be..0b2ccb030b 100644 --- a/camel/providers/pop3/camel-pop3-folder.c +++ b/camel/providers/pop3/camel-pop3-folder.c @@ -32,11 +32,19 @@ #include <stdlib.h> #define CF_CLASS(o) (CAMEL_FOLDER_CLASS (GTK_OBJECT (o)->klass)) +static CamelFolderClass *parent_class; +static void pop3_open (CamelFolder *folder, CamelFolderOpenMode mode, + CamelException *ex); +static void pop3_close (CamelFolder *folder, gboolean expunge, + CamelException *ex); +static gboolean delete_messages (CamelFolder *folder, CamelException *ex); static gboolean has_message_number_capability (CamelFolder *folder); static CamelMimeMessage *get_message_by_number (CamelFolder *folder, gint number, CamelException *ex); +static void delete_message_by_number (CamelFolder *folder, gint number, + CamelException *ex); static gint get_message_count (CamelFolder *folder, CamelException *ex); @@ -45,12 +53,19 @@ camel_pop3_folder_class_init (CamelPop3FolderClass *camel_pop3_folder_class) { CamelFolderClass *camel_folder_class = CAMEL_FOLDER_CLASS (camel_pop3_folder_class); - + + parent_class = gtk_type_class (camel_folder_get_type ()); + /* virtual method overload */ + camel_folder_class->open = pop3_open; + camel_folder_class->close = pop3_close; + camel_folder_class->delete_messages = delete_messages; camel_folder_class->has_message_number_capability = has_message_number_capability; camel_folder_class->get_message_by_number = get_message_by_number; + camel_folder_class->delete_message_by_number = + delete_message_by_number; camel_folder_class->get_message_count = get_message_count; } @@ -109,6 +124,50 @@ CamelFolder *camel_pop3_folder_new (CamelStore *parent, CamelException *ex) return folder; } +static void +pop3_open (CamelFolder *folder, CamelFolderOpenMode mode, CamelException *ex) +{ + camel_pop3_store_open (CAMEL_POP3_STORE (folder->parent_store), ex); + if (camel_exception_get_id (ex) == CAMEL_EXCEPTION_NONE) + parent_class->open (folder, mode, ex); +} + +static void +pop3_close (CamelFolder *folder, gboolean expunge, CamelException *ex) +{ + camel_pop3_store_close (CAMEL_POP3_STORE (folder->parent_store), + expunge, ex); + if (camel_exception_get_id (ex) == CAMEL_EXCEPTION_NONE) + parent_class->close (folder, expunge, ex); +} + +static gboolean +delete_messages (CamelFolder *folder, CamelException *ex) +{ + int msgs; + gboolean status; + + msgs = get_message_count (folder, ex); + if (camel_exception_get_id (ex) != CAMEL_EXCEPTION_NONE) + return FALSE; + + status = TRUE; + for (; msgs > 0; msgs--) { + status = status && + (camel_pop3_command (CAMEL_POP3_STORE (folder->parent_store), + NULL, "DELE %d", msgs) == + CAMEL_POP3_OK); + } + + if (!status) { + camel_exception_setv (ex, CAMEL_EXCEPTION_SERVICE_UNAVAILABLE, + "Unable to delete all messages."); + } + + return status; +} + + static gboolean has_message_number_capability (CamelFolder *folder) { @@ -155,8 +214,25 @@ get_message_by_number (CamelFolder *folder, gint number, CamelException *ex) return msg; } +static void +delete_message_by_number (CamelFolder *folder, gint number, CamelException *ex) +{ + int status; + char *resp; + + status = camel_pop3_command (CAMEL_POP3_STORE (folder->parent_store), + &resp, "DELE %d", number); + if (status != CAMEL_POP3_OK) { + camel_exception_setv (ex, CAMEL_EXCEPTION_FOLDER_INVALID_UID, + "Unable to delete message %d%s%s", + number, resp ? ": " : "", + resp ? resp : ""); + } + g_free (resp); +} -static gint get_message_count (CamelFolder *folder, CamelException *ex) +static gint +get_message_count (CamelFolder *folder, CamelException *ex) { int status, count; char *result; diff --git a/camel/providers/pop3/camel-pop3-store.c b/camel/providers/pop3/camel-pop3-store.c index 61ff4aaddb..8b9ff03fac 100644 --- a/camel/providers/pop3/camel-pop3-store.c +++ b/camel/providers/pop3/camel-pop3-store.c @@ -46,7 +46,10 @@ static CamelServiceClass *service_class = NULL; +static void finalize (GtkObject *object); + static gboolean pop3_connect (CamelService *service, CamelException *ex); +static gboolean pop3_disconnect (CamelService *service, CamelException *ex); static GList *query_auth_types (CamelService *service); static void free_auth_types (CamelService *service, GList *authtypes); @@ -57,6 +60,8 @@ static CamelFolder *get_folder (CamelStore *store, const gchar *folder_name, static void camel_pop3_store_class_init (CamelPop3StoreClass *camel_pop3_store_class) { + GtkObjectClass *object_class = + GTK_OBJECT_CLASS (camel_pop3_store_class); CamelServiceClass *camel_service_class = CAMEL_SERVICE_CLASS (camel_pop3_store_class); CamelStoreClass *camel_store_class = @@ -65,7 +70,10 @@ camel_pop3_store_class_init (CamelPop3StoreClass *camel_pop3_store_class) service_class = gtk_type_class (camel_service_get_type ()); /* virtual method overload */ + object_class->finalize = finalize; + camel_service_class->connect = pop3_connect; + camel_service_class->disconnect = pop3_disconnect; camel_service_class->query_auth_types = query_auth_types; camel_service_class->free_auth_types = free_auth_types; @@ -112,6 +120,16 @@ camel_pop3_store_get_type (void) return camel_pop3_store_type; } +static void +finalize (GtkObject *object) +{ + CamelException ex; + + camel_exception_init (&ex); + pop3_disconnect (CAMEL_SERVICE (object), &ex); + camel_exception_free (&ex); +} + static CamelServiceAuthType password_authtype = { "Password/APOP", @@ -123,7 +141,8 @@ static CamelServiceAuthType password_authtype = { TRUE }; -static GList *query_auth_types (CamelService *service) +static GList +*query_auth_types (CamelService *service) { GList *ret; @@ -131,11 +150,54 @@ static GList *query_auth_types (CamelService *service) return ret; } -static void free_auth_types (CamelService *service, GList *authtypes) +static void +free_auth_types (CamelService *service, GList *authtypes) { g_list_free (authtypes); } +/** + * camel_pop3_store_open: Connect to the server if we are currently + * disconnected. + * @store: the store + * @ex: a CamelException + * + * The POP protocol does not allow deleted messages to be expunged + * except by closing the connection. Thus, camel_pop3_folder_{open,close} + * sometimes need to connect to or disconnect from the server. This + * routine reconnects to the server if we have disconnected. + * + **/ +void +camel_pop3_store_open (CamelPop3Store *store, CamelException *ex) +{ + CamelService *service = CAMEL_SERVICE (store); + + if (!camel_service_is_connected (service)) + pop3_connect (service, ex); +} + +/** + * camel_pop3_store_close: Close the connection to the server and + * possibly expunge deleted messages. + * @store: the store + * @expunge: whether or not to expunge deleted messages + * @ex: a CamelException + * + * See camel_pop3_store_open for an explanation of why this is needed. + * + **/ +void +camel_pop3_store_close (CamelPop3Store *store, gboolean expunge, + CamelException *ex) +{ + if (expunge) + camel_pop3_command (store, NULL, "QUIT"); + else + camel_pop3_command (store, NULL, "RSET"); + pop3_disconnect (CAMEL_SERVICE (store), ex); +} + static gboolean pop3_connect (CamelService *service, CamelException *ex) { @@ -255,6 +317,27 @@ pop3_connect (CamelService *service, CamelException *ex) return TRUE; } +static gboolean +pop3_disconnect (CamelService *service, CamelException *ex) +{ + CamelPop3Store *store = CAMEL_POP3_STORE (service); + + if (!service->connected) + return TRUE; + + if (!service_class->disconnect (service, ex)) + return FALSE; + + /* Closing the buffered write stream will close the + * unbuffered read stream wrapped inside it as well. + */ + camel_stream_close (store->ostream); + gtk_object_unref (GTK_OBJECT (store->ostream)); + store->ostream = NULL; + store->istream = NULL; + return TRUE; +} + static CamelFolder *get_folder (CamelStore *store, const gchar *folder_name, CamelException *ex) { @@ -267,6 +350,26 @@ static CamelFolder *get_folder (CamelStore *store, const gchar *folder_name, } } +/** + * camel_pop3_command: Send a command to a POP3 server. + * @store: the POP3 store + * @ret: a pointer to return the full server response in + * @fmt: a printf-style format string, followed by arguments + * + * This command sends the command specified by @fmt and the following + * arguments to the connected POP3 store specified by @store. It then + * reads the server's response and parses out the status code. If + * the caller passed a non-NULL pointer for @ret, camel_pop3_command + * will set it to point to an buffer containing the rest of the + * response from the POP3 server. (If @ret was passed but there was + * no extended response, @ret will be set to NULL.) The caller must + * free this buffer when it is done with it. + * + * Return value: one of CAMEL_POP3_OK (command executed successfully), + * CAMEL_POP3_ERR (command encounted an error), or CAMEL_POP3_FAIL + * (a protocol-level error occurred, and Camel is uncertain of the + * result of the command.) + **/ int camel_pop3_command (CamelPop3Store *store, char **ret, char *fmt, ...) { @@ -305,6 +408,20 @@ camel_pop3_command (CamelPop3Store *store, char **ret, char *fmt, ...) return status; } +/** + * camel_pop3_command_get_additional_data: get "additional data" from + * a POP3 command. + * @store: the POP3 store + * + * This command gets the additional data returned by "multi-line" POP + * commands, such as LIST, RETR, TOP, and UIDL. This command _must_ + * be called after a successful (CAMEL_POP3_OK) call to + * camel_pop3_command for a command that has a multi-line response. + * The returned data is un-byte-stuffed, and has lines termined by + * newlines rather than CR/LF pairs. + * + * Return value: the data, which the caller must free. + **/ char * camel_pop3_command_get_additional_data (CamelPop3Store *store) { @@ -329,8 +446,9 @@ camel_pop3_command_get_additional_data (CamelPop3Store *store) } if (status == CAMEL_POP3_OK) { - /* The empty string is so that we end up with a "\n" - * at the end of the string. + /* Append an empty string to the end of the array + * so when we g_strjoinv it, we get a "\n" after + * the last real line. */ g_ptr_array_add (data, ""); g_ptr_array_add (data, NULL); @@ -338,7 +456,7 @@ camel_pop3_command_get_additional_data (CamelPop3Store *store) } else buf = NULL; - for (i = 0; i < data->len - 1; i++) + for (i = 0; i < data->len - 2; i++) g_free (data->pdata[i]); g_ptr_array_free (data, TRUE); diff --git a/camel/providers/pop3/camel-pop3-store.h b/camel/providers/pop3/camel-pop3-store.h index 23aac3a522..a4373a884a 100644 --- a/camel/providers/pop3/camel-pop3-store.h +++ b/camel/providers/pop3/camel-pop3-store.h @@ -59,6 +59,9 @@ typedef struct { /* public methods */ +void camel_pop3_store_open (CamelPop3Store *store, CamelException *ex); +void camel_pop3_store_close (CamelPop3Store *store, gboolean expunge, + CamelException *ex); /* support functions */ enum { CAMEL_POP3_OK, CAMEL_POP3_ERR, CAMEL_POP3_FAIL }; |