oops

svn path=/trunk/; revision=4688

1 files changed, 620 insertions, 0 deletions

diff --git a/mail/mail-tools.c b/mail/mail-tools.c
new file mode 100644
index 0000000000..8091b55fd3
--- /dev/null
+++ b/mail/mail-tools.c
@@ -0,0 +1,620 @@
+/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
+/* mail-ops.c: callbacks for the mail toolbar/menus */
+
+/* 
+ * Author : 
+ *  Dan Winship <danw@helixcode.com>
+ *  Peter Williams <peterw@helixcode.com>
+ *
+ * Copyright 2000 Helix Code, Inc. (http://www.helixcode.com)
+ *
+ * This program is free software; you can redistribute it and/or 
+ * modify it under the terms of the GNU General Public License as 
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
+ * USA
+ */
+
+#include <config.h>
+#include <ctype.h>
+#include <errno.h>
+#include "camel/camel.h"
+#include "camel/providers/vee/camel-vee-folder.h"
+#include "e-util/e-setup.h"
+#include "mail-vfolder.h"
+#include "filter/vfolder-rule.h"
+#include "filter/vfolder-context.h"
+#include "filter/filter-option.h"
+#include "filter/filter-input.h"
+#include "filter/filter-driver.h"
+#include "mail.h" /*session*/
+#include "mail-tools.h"
+#include "mail-local.h"
+
+/* **************************************** */
+
+G_LOCK_DEFINE_STATIC (camel);
+G_LOCK_DEFINE_STATIC (camel_locklevel);
+static GPrivate *camel_locklevel = NULL;
+
+#define LOCK_VAL (GPOINTER_TO_INT (g_private_get (camel_locklevel)))
+#define LOCK_SET(val) g_private_set (camel_locklevel, (GINT_TO_POINTER (val)))
+
+void mail_tool_camel_lock_up (void)
+{
+	G_LOCK (camel_locklevel);
+
+	if (camel_locklevel == NULL)
+		camel_locklevel = g_private_new (GINT_TO_POINTER (0));
+	
+        if (LOCK_VAL == 0) {
+		G_UNLOCK (camel_locklevel);
+                G_LOCK (camel);
+		G_LOCK (camel_locklevel);
+	}
+
+        LOCK_SET (LOCK_VAL + 1);
+
+        G_UNLOCK (camel_locklevel);
+}
+
+void mail_tool_camel_lock_down (void)
+{
+        G_LOCK (camel_locklevel);
+
+        if (camel_locklevel == NULL) {
+                g_warning ("mail_tool_camel_lock_down: lock down before a lock up?");
+                camel_locklevel = g_private_new (GINT_TO_POINTER (0));
+                return;
+        }
+
+        LOCK_SET (LOCK_VAL - 1);
+
+        if (LOCK_VAL == 0)
+                G_UNLOCK (camel);
+
+        G_UNLOCK (camel_locklevel);
+}
+
+/* **************************************** */
+
+CamelFolder *
+mail_tool_get_folder_from_urlname (const gchar *url, const gchar *name, CamelException *ex)
+{
+	CamelStore *store;
+	CamelFolder *folder;
+
+	mail_tool_camel_lock_up();
+
+	store = camel_session_get_store (session, url, ex);
+	if (!store) {
+		mail_tool_camel_lock_down();
+		return NULL;
+	}
+
+	camel_object_ref (CAMEL_OBJECT (store));
+
+	camel_service_connect (CAMEL_SERVICE (store), ex);
+	if (camel_exception_is_set (ex)) {
+		camel_object_unref (CAMEL_OBJECT (store));
+		mail_tool_camel_lock_down();
+		return NULL;
+	}
+
+	folder = camel_store_get_folder (store, name, FALSE, ex);
+	camel_object_unref (CAMEL_OBJECT (store));
+	mail_tool_camel_lock_down();
+
+	return folder;
+}
+
+gchar *
+mail_tool_get_local_inbox_url (void)
+{
+	return g_strdup_printf ("mbox://%s/local/Inbox", evolution_dir);
+}
+
+CamelFolder *
+mail_tool_get_local_inbox (CamelException *ex)
+{
+	gchar *url;
+	CamelFolder *folder;
+
+	url = mail_tool_get_local_inbox_url();
+	folder = mail_tool_get_folder_from_urlname (url, "mbox", ex);
+	g_free (url);
+	return folder;
+}
+
+CamelFolder *
+mail_tool_get_inbox (const gchar *url, CamelException *ex)
+{
+	/* FIXME: should be smarter? get_default_folder, etc */
+	return mail_tool_get_folder_from_urlname (url, "inbox", ex);
+}
+	
+
+CamelFolder *
+mail_tool_do_movemail (const gchar *source_url, CamelException *ex)
+{
+	gchar *dest_url;
+	gchar *dest_path;
+	const gchar *source;
+	CamelFolder *ret;
+#ifndef MOVEMAIL_PATH
+	int tmpfd;
+#endif
+	g_return_val_if_fail (strncmp (source_url, "mbox:", 5) == 0, NULL);
+
+	/* Set up our destination. */
+
+	dest_url = mail_tool_get_local_inbox_url();
+	dest_path = g_strdup_printf ("%s/local/Inbox/movemail", evolution_dir);
+
+	/* Create a new movemail mailbox file of 0 size */
+
+#ifndef MOVEMAIL_PATH
+	tmpfd = open (dest_path, O_RDWR | O_CREAT | O_APPEND, S_IRUSR | S_IWUSR);
+
+	if (tmpfd == -1) {
+		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
+				      "Couldn't create temporary "
+				      "mbox `%s': %s", dest_path, g_strerror (errno));
+		g_free (dest_path);
+		g_free (dest_url);
+		return NULL;
+	}
+
+	close (tmpfd);
+#endif
+
+	/* Skip over "mbox:" plus host part (if any) of url. */
+
+	source = source_url + 5;
+	if (!strncmp (source, "//", 2))
+		source = strchr (source + 2, '/');
+
+
+	/* Movemail from source (source_url) to dest_path */
+
+	mail_tool_camel_lock_up();
+	camel_movemail (source, dest_path, ex);
+	mail_tool_camel_lock_down();
+	g_free (dest_path);
+
+	if (camel_exception_is_set (ex)) {
+		g_free (dest_url);
+		return NULL;
+	}
+
+	/* Get the CamelFolder for our dest_path. */
+
+	ret = mail_tool_get_folder_from_urlname (dest_url, "movemail", ex);
+	g_free (dest_url);
+	return ret;
+}
+
+void
+mail_tool_move_folder_contents (CamelFolder *source, CamelFolder *dest, gboolean use_cache, CamelException *ex)
+{
+	CamelUIDCache *cache;
+	GPtrArray *uids;
+	int i;
+
+	mail_tool_camel_lock_up();
+
+	camel_object_ref (CAMEL_OBJECT (source));
+	camel_object_ref (CAMEL_OBJECT (dest));
+
+	/* Get all uids of source */
+
+	uids = camel_folder_get_uids (source);
+	printf ("mail_tool_move_folder: got %d messages in source\n", uids->len);
+
+	/* If we're using the cache, ... use it */
+
+	if (use_cache) {
+		GPtrArray *new_uids;
+		char *url, *p, *filename;
+
+		url = camel_url_to_string (
+			CAMEL_SERVICE (source->parent_store)->url, FALSE);
+		for (p = url; *p; p++) {
+			if (!isascii ((unsigned char)*p) ||
+			    strchr (" /'\"`&();|<>${}!", *p))
+				*p = '_';
+		}
+		filename = g_strdup_printf ("%s/config/cache-%s",
+					    evolution_dir, url);
+		g_free (url);
+
+		cache = camel_uid_cache_new (filename);
+
+		if (cache) {
+			new_uids = camel_uid_cache_get_new_uids (cache, uids);
+			camel_folder_free_uids (source, uids);
+			uids = new_uids;
+		} else {
+			camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
+					      "Could not read UID "
+					      "cache file \"%s\". You may "
+					      "receive duplicate "
+					      "messages.", filename);
+		}
+
+		g_free (filename);
+	} else
+		cache = NULL;
+
+	printf ("mail_tool_move_folder: %d of those messages are new\n", uids->len);
+
+	/* Copy the messages */
+
+	for (i = 0; i < uids->len; i++) {
+		CamelMimeMessage *msg;
+		const CamelMessageInfo *info;
+		/* Get the message */
+
+		msg = camel_folder_get_message (source, uids->pdata[i], ex);
+		if (camel_exception_is_set (ex)) {
+			camel_object_unref (CAMEL_OBJECT (msg));
+			goto cleanup;
+		}
+		
+		/* Append it to dest */
+
+		info = camel_folder_get_message_info (source, uids->pdata[i]);
+		camel_folder_append_message (dest, msg, info, ex);
+		if (camel_exception_is_set (ex)) {
+			camel_object_unref (CAMEL_OBJECT (msg));
+			goto cleanup;
+		}
+
+		/* (Maybe) get rid of the message */
+
+		camel_object_unref (CAMEL_OBJECT (msg));
+		if (!use_cache)
+			camel_folder_delete_message (source, uids->pdata[i]);
+	}
+
+	/* All done. Sync n' free. */
+
+	if (cache) {
+		camel_uid_cache_free_uids (uids);
+		
+		if (!camel_exception_is_set (ex))
+			camel_uid_cache_save (cache);
+		camel_uid_cache_destroy (cache);
+	} else
+		camel_folder_free_uids (source, uids);
+
+	camel_folder_sync (source, TRUE, ex);
+
+ cleanup:
+	camel_object_unref (CAMEL_OBJECT (source));
+	camel_object_unref (CAMEL_OBJECT (dest));
+	mail_tool_camel_lock_down();
+}
+
+void
+mail_tool_set_uid_flags (CamelFolder *folder, const char *uid, guint32 mask, guint32 set)
+{
+	mail_tool_camel_lock_up();
+	camel_folder_set_message_flags (folder, uid,
+					mask, set);
+	mail_tool_camel_lock_down();
+}
+
+gchar *
+mail_tool_generate_forward_subject (CamelMimeMessage *msg)
+{
+	const gchar *from;
+	const gchar *subject;
+	gchar *fwd_subj;
+
+	mail_tool_camel_lock_up();
+	from = camel_mime_message_get_from (msg);
+	subject = camel_mime_message_get_subject (msg);
+	mail_tool_camel_lock_down();
+
+	if (from) {
+		if (subject && *subject) {
+			fwd_subj = g_strdup_printf ("[%s] %s", from, subject);
+		} else {
+			fwd_subj = g_strdup_printf ("[%s] (forwarded message)",
+						    from);
+		}
+	} else {
+		if (subject && *subject) {
+			if (strncmp (subject, "Fwd: ", 5) == 0)
+				subject += 4;
+			fwd_subj = g_strdup_printf ("Fwd: %s", subject);
+		} else
+			fwd_subj = g_strdup ("Fwd: (no subject)");
+	}
+
+	return fwd_subj;
+}
+
+void
+mail_tool_send_via_transport (CamelTransport *transport, CamelMedium *medium, CamelException *ex)
+{
+	mail_tool_camel_lock_up();
+	/*camel_object_ref (CAMEL_OBJECT (transport));*/
+	/*camel_object_ref (CAMEL_OBJECT (medium));*/
+
+	camel_service_connect (CAMEL_SERVICE (transport), ex);
+
+	if (camel_exception_is_set (ex))
+		goto cleanup;
+
+	camel_transport_send (transport, medium, ex);
+
+	if (camel_exception_is_set (ex))
+		goto cleanup;
+
+	camel_service_disconnect (CAMEL_SERVICE (transport), ex);
+
+ cleanup:
+	/*camel_object_unref (CAMEL_OBJECT (medium));*/
+	/*camel_object_unref (CAMEL_OBJECT (transport));*/
+	mail_tool_camel_lock_down();
+}
+
+CamelMimePart *
+mail_tool_make_message_attachment (CamelMimeMessage *message)
+{
+	CamelMimePart *part;
+	const char *subject;
+	gchar *desc;
+
+	mail_tool_camel_lock_up();
+	/*camel_object_ref (CAMEL_OBJECT (message));*/
+
+	subject = camel_mime_message_get_subject (message);
+	if (subject)
+		desc = g_strdup_printf ("Forwarded message - %s", subject);
+	else
+		desc = g_strdup ("Forwarded message (no subjecr)");
+
+	part = camel_mime_part_new ();
+	camel_mime_part_set_disposition (part, "inline");
+	camel_mime_part_set_description (part, desc);
+	camel_medium_set_content_object (CAMEL_MEDIUM (part),
+					 CAMEL_DATA_WRAPPER (message));
+	camel_mime_part_set_content_type (part, "message/rfc822");
+	/*camel_object_unref (CAMEL_OBJECT (message));*/
+	mail_tool_camel_lock_down();
+	return part;
+}
+
+CamelFolder *
+mail_tool_fetch_mail_into_searchable (const char *source_url, gboolean keep_on_server, CamelException *ex)
+{
+	CamelFolder *search_folder = NULL;
+	CamelFolder *spool_folder = NULL;
+
+	/* If using IMAP, don't do anything... */
+
+	if (!strncmp (source_url, "imap:", 5))
+		return NULL;
+
+	/* If fetching mail from an mbox store, safely copy it to a
+	 * temporary store first.
+	 */
+
+	if (!strncmp (source_url, "mbox:", 5))
+		spool_folder = mail_tool_do_movemail (source_url, ex);
+	else
+		spool_folder = mail_tool_get_inbox (source_url, ex);
+
+	if (camel_exception_is_set (ex))
+		goto cleanup;
+
+	/* can we perform filtering on this source? */
+
+	if (!(spool_folder->has_summary_capability
+	      && spool_folder->has_search_capability)) {
+
+		/* no :-(. Copy the messages to a local tempbox
+		 * so that the folder browser can search it. */
+		gchar *url;
+
+		url = mail_tool_get_local_inbox_url();
+		search_folder = mail_tool_get_folder_from_urlname (url, "movemail", ex);
+		g_free (url);
+		if (camel_exception_is_set (ex))
+			goto cleanup;
+
+		mail_tool_move_folder_contents (spool_folder, search_folder, keep_on_server, ex);
+		if (camel_exception_is_set (ex))
+			goto cleanup;
+
+	} else {
+		/* we can search! don't bother movemailing */
+		search_folder = spool_folder;
+		mail_tool_camel_lock_up();
+		camel_object_ref (CAMEL_OBJECT (search_folder));
+		mail_tool_camel_lock_down();
+	}
+
+ cleanup:
+	mail_tool_camel_lock_up();
+	camel_object_unref (CAMEL_OBJECT (spool_folder));
+	mail_tool_camel_lock_down();
+	return search_folder;
+}
+
+static CamelFolder *get_folder_func (FilterDriver *d, const char *uri, void *data)
+{
+	return mail_tool_uri_to_folder_noex (uri);
+}
+
+void
+mail_tool_filter_contents_into (CamelFolder *source, CamelFolder *dest, 
+				gpointer hook_func, gpointer hook_data,
+				CamelException *ex)
+{
+	gchar *userrules;
+	gchar *systemrules;
+	FilterContext *fc;
+	FilterDriver *filter;
+
+        userrules = g_strdup_printf ("%s/filters.xml", evolution_dir);
+        systemrules = g_strdup_printf ("%s/evolution/filtertypes.xml", EVOLUTION_DATADIR);
+	fc = filter_context_new();
+	rule_context_load ((RuleContext *)fc, systemrules, userrules);
+        g_free (userrules);
+        g_free (systemrules);
+
+        filter = filter_driver_new (fc, get_folder_func, 0);
+
+	if (hook_func)
+		camel_object_hook_event (CAMEL_OBJECT (dest), "folder_changed",
+					 hook_func, hook_data);
+
+        filter_driver_run (filter, source, dest, TRUE, hook_func, hook_data);
+}
+
+CamelFolder *
+mail_tool_get_root_of_store (const char *source_uri, CamelException *ex)
+{
+	CamelStore *store;
+	CamelFolder *folder;
+
+	mail_tool_camel_lock_up();
+
+	store = camel_session_get_store (session, source_uri, ex);
+	if (!store) {
+		mail_tool_camel_lock_down();
+		return NULL;
+	}
+
+	camel_object_ref (CAMEL_OBJECT (store));
+
+	camel_service_connect (CAMEL_SERVICE (store), ex);
+	if (camel_exception_is_set (ex)) {
+		camel_object_unref (CAMEL_OBJECT (store));
+		mail_tool_camel_lock_down();
+		return NULL;
+	}
+
+	folder = camel_store_get_root_folder (store, ex);
+	camel_object_unref (CAMEL_OBJECT (store));
+	mail_tool_camel_lock_down();
+
+	return folder;
+}
+
+CamelFolder *
+mail_tool_uri_to_folder (const char *uri, CamelException *ex)
+{
+	CamelStore *store = NULL;
+	CamelFolder *folder = NULL;
+
+	if (!strncmp (uri, "vfolder:", 8)) {
+		folder = vfolder_uri_to_folder (uri, ex);
+	} else if (!strncmp (uri, "imap:", 5)) {
+		char *service, *ptr;
+		
+		service = g_strdup_printf ("%s/", uri);
+		for (ptr = service + 7; *ptr && *ptr != '/'; ptr++) {};
+		ptr++;
+		*ptr = '\0';
+
+		mail_tool_camel_lock_up();
+		store = camel_session_get_store (session, service, ex);
+		g_free (service);
+		if (store) {
+			CamelURL *url = CAMEL_SERVICE (store)->url;
+			char *folder_uri;
+
+			for (ptr = (char *)(uri + 7); *ptr && *ptr != '/'; ptr++) {};
+			if (*ptr == '/') {
+				if (url && url->path) {
+					ptr += strlen (url->path);
+					if (*ptr == '/')
+						ptr++;
+				}
+
+				if (*ptr == '/')
+					ptr++;
+				/*for ( ; *ptr && *ptr == '/'; ptr++);*/
+
+				folder_uri = g_strdup (ptr);				
+				folder = camel_store_get_folder (store, folder_uri, TRUE, ex);
+				g_free (folder_uri);
+			}
+		}
+
+		mail_tool_camel_lock_down();
+
+	} else if (!strncmp(uri, "news:", 5)) {
+		mail_tool_camel_lock_up();
+		store = camel_session_get_store (session, uri, ex);
+		if (store) {
+			const char *folder_path;
+
+			folder_path = uri + 5;
+			folder = camel_store_get_folder (store, folder_path, FALSE, ex);
+		}
+
+		mail_tool_camel_lock_down();
+
+	} else if (!strncmp (uri, "file:", 5)) {
+		folder = mail_tool_local_uri_to_folder (uri, ex);
+	} else {
+		camel_exception_setv (ex, CAMEL_EXCEPTION_SYSTEM,
+				      "Don't know protocol to open URI `%s'", uri);
+	}
+
+	if (camel_exception_is_set (ex)) {
+		if (folder) {
+			camel_object_unref (CAMEL_OBJECT (folder));
+			folder = NULL;
+		}
+	}
+
+	if (store)
+		camel_object_unref (CAMEL_OBJECT (store));
+
+	return folder;
+}
+
+CamelFolder *
+mail_tool_uri_to_folder_noex (const char *uri)
+{
+	CamelException ex;
+	CamelFolder *result;
+
+	camel_exception_init (&ex);
+	result = mail_tool_uri_to_folder (uri, &ex);
+
+	if (camel_exception_is_set (&ex)) {
+		gchar *msg;
+		GtkWidget *dialog;
+
+		msg = g_strdup_printf ("Cannot open location `%s':\n"
+				       "%s",
+				       uri,
+				       camel_exception_get_description (&ex));
+		dialog = gnome_error_dialog (msg);
+		g_free (msg);
+		GDK_THREADS_ENTER ();
+		gnome_dialog_run_and_close (GNOME_DIALOG (dialog));
+		GDK_THREADS_LEAVE ();
+		gtk_widget_destroy (dialog);
+	}
+
+	return result;
+}
+