establish bi-directional mapping between mails and sync records. use it
to merge the --renew case into the --new case.
This commit is contained in:
Oswald Buddenhagen
parent
24910e2cdf
commit
2277ecefb6
2 changed files with 55 additions and 68 deletions
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@ -118,12 +118,12 @@ typedef struct group_conf {
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#define M_RECENT (1<<0) /* unsyncable flag; maildir_* depend on this being 1<<0 */
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#define M_DEAD (1<<1) /* expunged */
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#define M_FLAGS (1<<2) /* flags fetched */
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#define M_PROCESSED (1<<3) /* registered in pair */
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#define M_SYNCED (1<<4) /* already propagated */
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#define M_EXPIRED (1<<5) /* kicked out by MaxMessages */
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typedef struct message {
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struct message *next;
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struct sync_rec *srec;
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/* string_list_t *keywords; */
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size_t size; /* zero implies "not fetched" */
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int uid;
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121
src/sync.c
121
src/sync.c
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@ -82,6 +82,7 @@ make_flags( int flags, char *buf )
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#define S_EXPIRED (1<<1)
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#define S_DEL(ms) (1<<(2+(ms)))
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#define S_EXP_S (1<<4)
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#define S_DONE (1<<6)
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typedef struct sync_rec {
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struct sync_rec *next;
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@ -122,10 +123,11 @@ findmsgs( sync_rec_t *srecs, store_t *ctx[], int t )
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goto found;
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}
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}
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msg->srec = 0;
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debug( "new\n" );
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continue;
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found:
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msg->status |= M_PROCESSED;
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msg->srec = srec;
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if (srec->uid[1-t] >= 0)
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msg->status |= M_SYNCED;
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srec->msg[t] = msg;
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@ -588,48 +590,61 @@ sync_boxes( store_t *ctx[], const char *names[], channel_conf_t *chan )
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int nmsgs, uid;
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for (nmsgs = 0, tmsg = ctx[1-t]->msgs; tmsg; tmsg = tmsg->next)
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if (!(tmsg->status & M_PROCESSED)) {
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if (chan->ops[t] & OP_NEW) {
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debug( "new message %d on %s\n", tmsg->uid, str_ms[1-t] );
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if ((chan->ops[t] & OP_EXPUNGE) && (tmsg->flags & F_DELETED)) {
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debug( " not %sing - would be expunged anyway\n", str_hl[t] );
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} else {
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if ((tmsg->flags & F_FLAGGED) || !chan->stores[t]->max_size || tmsg->size <= chan->stores[t]->max_size) {
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debug( " %sing it\n", str_hl[t] );
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if (!nmsgs)
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info( t ? "Pulling new messages..." : "Pushing new messages..." );
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else
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infoc( '.' );
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nmsgs++;
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msgdata.flags = tmsg->flags;
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switch (driver[1-t]->fetch_msg( ctx[1-t], tmsg, &msgdata )) {
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case DRV_STORE_BAD: return SYNC_BAD(1-t);
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case DRV_BOX_BAD: return SYNC_FAIL;
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case DRV_MSG_BAD: /* ok */ continue;
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}
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tmsg->flags = msgdata.flags;
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switch (driver[t]->store_msg( ctx[t], &msgdata, &uid )) {
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case DRV_STORE_BAD: return SYNC_BAD(t);
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default: return SYNC_FAIL;
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case DRV_OK: tmsg->status |= M_SYNCED; break;
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}
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} else {
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debug( " not %sing - too big\n", str_hl[t] );
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uid = -1;
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if (tmsg->srec ? tmsg->srec->uid[t] < 0 && (chan->ops[t] & OP_RENEW) : (chan->ops[t] & OP_NEW)) {
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debug( "new message %d on %s\n", tmsg->uid, str_ms[1-t] );
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if ((chan->ops[t] & OP_EXPUNGE) && (tmsg->flags & F_DELETED))
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debug( " not %sing - would be expunged anyway\n", str_hl[t] );
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else {
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if ((tmsg->flags & F_FLAGGED) || !chan->stores[t]->max_size || tmsg->size <= chan->stores[t]->max_size) {
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debug( " %sing it\n", str_hl[t] );
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if (!nmsgs)
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info( t ? "Pulling new messages..." : "Pushing new messages..." );
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else
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infoc( '.' );
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nmsgs++;
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msgdata.flags = tmsg->flags;
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switch (driver[1-t]->fetch_msg( ctx[1-t], tmsg, &msgdata )) {
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case DRV_STORE_BAD: return SYNC_BAD(1-t);
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case DRV_BOX_BAD: return SYNC_FAIL;
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case DRV_MSG_BAD: /* ok */ continue;
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}
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tmsg->flags = msgdata.flags;
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switch (driver[t]->store_msg( ctx[t], &msgdata, &uid )) {
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case DRV_STORE_BAD: return SYNC_BAD(t);
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default: return SYNC_FAIL;
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case DRV_OK: break;
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}
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} else {
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if (tmsg->srec) {
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debug( " -> not %sing - still too big\n", str_hl[t] );
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continue;
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}
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debug( " not %sing - too big\n", str_hl[t] );
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uid = -1;
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}
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tmsg->status |= M_SYNCED;
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if (tmsg->srec) {
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srec = tmsg->srec;
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Fprintf( jfp, "%c %d %d %d\n", "<>"[t], srec->uid[M], srec->uid[S], uid );
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} else {
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srec = nfmalloc( sizeof(*srec) );
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srec->uid[1-t] = tmsg->uid;
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srec->uid[t] = uid;
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srec->flags = tmsg->flags;
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srec->status = 0;
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srec->next = 0;
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*srecadd = srec;
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srecadd = &srec->next;
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Fprintf( jfp, "+ %d %d %u\n", srec->uid[M], srec->uid[S], srec->flags );
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srec->uid[1-t] = tmsg->uid;
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}
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srec->uid[t] = uid;
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srec->flags = tmsg->flags;
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srec->status = S_DONE;
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if (tmsg->srec)
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Fprintf( jfp, "* %d %d %u\n", srec->uid[M], srec->uid[S], srec->flags );
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else {
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tmsg->srec = srec;
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if (maxuid[1-t] < tmsg->uid) {
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maxuid[1-t] = tmsg->uid;
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Fprintf( jfp, "%c %d\n", ")("[t], tmsg->uid );
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}
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Fprintf( jfp, "+ %d %d %u\n", srec->uid[M], srec->uid[S], srec->flags );
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}
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}
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}
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@ -640,7 +655,7 @@ sync_boxes( store_t *ctx[], const char *names[], channel_conf_t *chan )
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debug( "synchronizing old entries\n" );
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Fprintf( jfp, "^\n" );
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for (srec = recs; srec != *osrecadd; srec = srec->next) {
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if (srec->status & S_DEAD)
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if (srec->status & (S_DEAD|S_DONE))
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continue;
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debug( "pair (%d,%d)\n", srec->uid[M], srec->uid[S] );
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nom = !srec->msg[M] && (ctx[M]->opts & OPEN_OLD);
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@ -656,7 +671,7 @@ sync_boxes( store_t *ctx[], const char *names[], channel_conf_t *chan )
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nflags = srec->flags;
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for (t = 0; t < 2; t++) {
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int uid, unex;
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int unex;
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unsigned char sflags, aflags, dflags, rflags;
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/* excludes (push) c.3) d.2) d.3) d.4) / (pull) b.3) d.7) d.8) d.9) */
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@ -682,38 +697,10 @@ sync_boxes( store_t *ctx[], const char *names[], channel_conf_t *chan )
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} else if (!srec->msg[1-t])
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/* c.1) c.2) d.7) d.8) / b.1) b.2) d.2) d.3) */
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;
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else if (srec->uid[t] < 0) {
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else if (srec->uid[t] < 0)
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/* b.2) / c.2) */
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debug( " no %s yet\n", str_ms[t] );
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if (chan->ops[t] & OP_RENEW) {
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if ((chan->ops[t] & OP_EXPUNGE) && (srec->msg[1-t]->flags & F_DELETED)) {
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debug( " -> not %sing - would be expunged anyway\n", str_hl[t] );
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} else {
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if ((srec->msg[1-t]->flags & F_FLAGGED) || !chan->stores[t]->max_size || srec->msg[1-t]->size <= chan->stores[t]->max_size) {
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debug( " -> %sing it\n", str_hl[t] );
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msgdata.flags = srec->msg[1-t]->flags;
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switch (driver[1-t]->fetch_msg( ctx[1-t], srec->msg[1-t], &msgdata )) {
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case DRV_STORE_BAD: ret = SYNC_BAD(1-t); goto finish;
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case DRV_BOX_BAD: ret = SYNC_FAIL; goto finish;
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default: /* ok */ break;
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case DRV_OK:
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srec->msg[1-t]->flags = msgdata.flags;
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switch (driver[t]->store_msg( ctx[t], &msgdata, &uid )) {
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case DRV_STORE_BAD: ret = SYNC_BAD(t); goto finish;
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default: ret = SYNC_FAIL; goto finish;
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case DRV_OK:
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Fprintf( jfp, "%c %d %d %d\n", "<>"[t], srec->uid[M], srec->uid[S], uid );
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srec->uid[t] = uid;
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srec->msg[1-t]->status |= M_SYNCED;
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nflags = srec->msg[1-t]->flags;
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}
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}
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} else {
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debug( " -> not %sing - still too big\n", str_hl[t] );
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}
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}
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}
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} else if (!del[t]) {
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; /* handled above */
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else if (!del[t]) {
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/* a) & b.3) / c.3) */
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debug( " may %s\n", str_hl[t] );
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if (chan->ops[t] & OP_FLAGS) {
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