File 0006-Add-ACL-change-notifications.patch of Package cyrus-imapd

File 0006-Add-ACL-change-notifications.patch of Package cyrus-imapd (Revision 8cc573bc01964e94f541a78dd8adac1a)

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From 62103a35b782aad0d94efe21657b82eeab7d27df Mon Sep 17 00:00:00 2001
From: "Jeroen van Meeuwen (Kolab Systems)" <vanmeeuwen@kolabsys.com>
Date: Sat, 8 Mar 2014 23:52:02 +0100
Subject: [PATCH 6/6] Add ACL change notifications

---
 imap/mboxevent.c | 34 ++++++++++++++++++++++++++++++----
 imap/mboxevent.h | 12 +++++++++++-
 imap/mboxlist.c  |  9 +++++++++
 3 files changed, 50 insertions(+), 5 deletions(-)

diff --git a/imap/mboxevent.c b/imap/mboxevent.c
index 0f0d298..9a60b0a 100644
--- a/imap/mboxevent.c
+++ b/imap/mboxevent.c
@@ -78,7 +78,7 @@
 			EVENT_MESSAGE_TRASH)
 
 #define MAILBOX_EVENTS (EVENT_MAILBOX_CREATE|EVENT_MAILBOX_DELETE|\
-			EVENT_MAILBOX_RENAME)
+			EVENT_MAILBOX_RENAME|EVENT_ACL_CHANGE)
 
 #define SUBS_EVENTS    (EVENT_MAILBOX_SUBSCRIBE|EVENT_MAILBOX_UNSUBSCRIBE)
 
@@ -122,6 +122,8 @@ static struct mboxevent event_template =
     { EVENT_DISK_QUOTA, "diskQuota", EVENT_PARAM_INT, 0, 0 },
     { EVENT_DISK_USED, "diskUsed", EVENT_PARAM_INT, 0, 0 },
     { EVENT_MAX_MESSAGES, "maxMessages", EVENT_PARAM_INT, 0, 0 },
+    { EVENT_ACL_SUBJECT, "aclSubject", EVENT_PARAM_STRING, 0, 0 },
+    { EVENT_ACL_RIGHTS, "aclRights", EVENT_PARAM_STRING, 0, 0 },
     { EVENT_MESSAGES, "messages", EVENT_PARAM_INT, 0, 0 },
     { EVENT_UNSEEN_MESSAGES, "vnd.cmu.unseenMessages", EVENT_PARAM_INT, 0, 0 },
     { EVENT_CONVEXISTS, "vnd.fastmail.convExists", EVENT_PARAM_INT, 0, 0 },
@@ -191,7 +193,7 @@ EXPORTED void mboxevent_init(void)
 	enabled_events |= FLAGS_EVENTS;
 
     if (groups & IMAP_ENUM_EVENT_GROUPS_ACCESS)
-	enabled_events |= (EVENT_LOGIN|EVENT_LOGOUT);
+	enabled_events |= (EVENT_LOGIN|EVENT_LOGOUT|EVENT_ACL_CHANGE);
 
     if (groups & IMAP_ENUM_EVENT_GROUPS_SUBSCRIPTION)
 	enabled_events |= SUBS_EVENTS;
@@ -423,6 +425,10 @@ static int mboxevent_expected_param(enum event_type type, enum event_param param
 	return extra_params & IMAP_ENUM_EVENT_EXTRA_PARAMS_SERVICE;
     case EVENT_TIMESTAMP:
 	return extra_params & IMAP_ENUM_EVENT_EXTRA_PARAMS_TIMESTAMP;
+    case EVENT_ACL_SUBJECT:
+	return type & EVENT_ACL_CHANGE;
+    case EVENT_ACL_RIGHTS:
+	return type & EVENT_ACL_CHANGE;
     case EVENT_UIDNEXT:
 	if (!(extra_params & IMAP_ENUM_EVENT_EXTRA_PARAMS_UIDNEXT))
 	    return 0;
@@ -679,12 +685,24 @@ EXPORTED void mboxevent_set_access(struct mboxevent *event,
     if (userid && mboxevent_expected_param(event->type, EVENT_USER)) {
 	/* translate any separators in user */
 	char *user = xstrdup(userid);
-	mboxname_hiersep_toexternal(&namespace, user,
-				    config_virtdomains ? strcspn(user, "@") : 0);
+	if (user) {
+	    mboxname_hiersep_toexternal(&namespace, user,
+					config_virtdomains ? strcspn(user, "@") : 0);
+	}
 	FILL_STRING_PARAM(event, EVENT_USER, user);
     }
 }
 
+EXPORTED void mboxevent_set_acl(struct mboxevent *event, const char *identifier,
+				    const char *rights)
+{
+    if (!event)
+	return;
+
+    FILL_STRING_PARAM(event, EVENT_ACL_SUBJECT, xstrdup(identifier));
+    FILL_STRING_PARAM(event, EVENT_ACL_RIGHTS, xstrdup(rights));
+}
+
 EXPORTED void mboxevent_extract_record(struct mboxevent *event, struct mailbox *mailbox,
 				       struct index_record *record)
 {
@@ -1132,6 +1150,8 @@ static const char *event_to_name(enum event_type type)
 	return "MailboxSubscribe";
     case EVENT_MAILBOX_UNSUBSCRIBE:
 	return "MailboxUnSubscribe";
+    case EVENT_ACL_CHANGE:
+	return "AclChange";
     default:
 	fatal("Unknown message event", EC_SOFTWARE);
     }
@@ -1335,6 +1355,12 @@ EXPORTED void mboxevent_set_access(struct mboxevent *event __attribute__((unused
 {
 }
 
+EXPORTED void mboxevent_set_acl(struct mboxevent *event __attribute__((unused)),
+				const char *identifier __attribute__((unused)),
+>.......>.......>.......>.......const char *rights __attribute__((unused)))
+{
+}
+
 EXPORTED void mboxevent_extract_record(struct mboxevent *event __attribute__((unused)),
 				       struct mailbox *mailbox __attribute__((unused)),
 				       struct index_record *record __attribute__((unused)))
diff --git a/imap/mboxevent.h b/imap/mboxevent.h
index 4e111c7..6106505 100644
--- a/imap/mboxevent.h
+++ b/imap/mboxevent.h
@@ -80,7 +80,8 @@ enum event_type {
     EVENT_MAILBOX_RENAME      = (1<<17),
     EVENT_MAILBOX_SUBSCRIBE   = (1<<18),
     EVENT_MAILBOX_UNSUBSCRIBE = (1<<19),
-    EVENT_CALENDAR            = (1<<20)
+    EVENT_CALENDAR            = (1<<20),
+    EVENT_ACL_CHANGE          = (1<<21)
 };
 
 /*
@@ -110,6 +111,8 @@ enum event_param {
     EVENT_MIDSET,
     EVENT_FLAG_NAMES,
     EVENT_PID,
+    EVENT_ACL_SUBJECT,
+    EVENT_ACL_RIGHTS,
     EVENT_USER,
     EVENT_MESSAGE_SIZE,
 #ifdef WITH_DAV
@@ -221,6 +224,13 @@ void mboxevent_add_flag(struct mboxevent *event, const char *flag);
 void mboxevent_set_access(struct mboxevent *event,
                           const char *serveraddr, const char *clientaddr,
                           const char *userid, const char *mailboxname);
+
+/*
+ * Shortcut to setting event notification parameters
+ */
+void mboxevent_set_acl(struct mboxevent *event, const char *identifier,
+			   const char *rights);
+
 /*
  * Extract data from the given record to fill these event parameters :
  * - uidset from UID
diff --git a/imap/mboxlist.c b/imap/mboxlist.c
index 2e4b7ee..c313ba7 100644
--- a/imap/mboxlist.c
+++ b/imap/mboxlist.c
@@ -1854,6 +1854,15 @@ EXPORTED int mboxlist_setacl(struct namespace *namespace, const char *name,
 		   name, cyrusdb_strerror(r));
 	    r = IMAP_IOERROR;
 	}
+
+	/* send a AclChange event notification */
+	struct mboxevent *mboxevent = mboxevent_new(EVENT_ACL_CHANGE);
+	mboxevent_extract_mailbox(mboxevent, mailbox);
+	mboxevent_set_acl(mboxevent, identifier, rights);
+
+	mboxevent_notify(mboxevent);
+	mboxevent_free(&mboxevent);
+
     }
 
     /* 4. Change backup copy (cyrus.header) */
-- 
1.8.3.1