int PNode_op_rm(PNode *self, Datum *d)
{
PQuery *q = PNode_startQuery(self);
Datum *k;
long size = PNode_size(self);
long removeCount = 0;
if(!q) PNode_first(self);
while (k = PQuery_key(q))
{
PDB_willWrite(self->pdb);
if(!StoreCursor_remove(self->storeCursor)) break;
// HACK to avoid skipping a step by backing up in the reverse enum direction before calling PQuery_enumerate
if(PQuery_stepDirection(q) == 1)
{
StoreCursor_previous(self->storeCursor);
}
removeCount ++;
//count += PNode_removeAt_(self, k);
PQuery_enumerate(q);
}
PNode_setSize_(self, size - removeCount);
yajl_gen_integer(self->yajl, removeCount);
Datum_appendYajl_(d, self->yajl);
//Datum_appendLong_(d, removeCount);
return 0;
}
int PNode_moveToNextNode(PNode *self) // returns slot count or a negative number on end or error
{
PNode_first(self);
for(;;)
{
if(!StoreCursor_next(self->storeCursor)) return -1;
if (PNode_key(self) == 0) break;
}
return PNode_takePidFromCursor(self);
}
int PNode_findSize(PNode *self) // returns slot count or a negative number on end or error
{
int slotCount = 0;
PNode_first(self);
do
{
slotCount ++;
} while (PNode_next(self));
return slotCount;
}
void PNode_show(PNode *self)
{
Datum *k;
printf("PNode pid %s\n",
Datum_data(PNode_pid(self)));
PNode_first(self);
while ((k = PNode_key(self)))
{
printf(" '%s' '%s'\n",
Datum_data(PNode_key(self)),
Datum_data(PNode_value(self)));
PNode_next(self);
}
}
int VertexServer_api_ampie(VertexServer *self)
{
Datum *slot1 = HttpRequest_queryValue_(self->httpRequest, "slot1");
//Datum *slot2 = HttpRequest_queryValue_(self->httpRequest, "slot2");
//Datum *slot3 = HttpRequest_queryValue_(self->httpRequest, "slot3");
//Datum *subpath = HttpRequest_queryValue_(self->httpRequest, "subpath");
PNode *node = PDB_allocNode(self->pdb);
PQuery *q = PNode_query(node);
VertexServer_setupPQuery_(self, q);
PNode *tmpNode = PDB_allocNode(self->pdb);
Datum *d = self->result;
Datum *k;
if (PNode_moveToPathIfExists_(node, HttpRequest_uriPath(self->httpRequest)) != 0)
{
VertexServer_setErrorCString_(self, "path does not exist: ");
VertexServer_appendError_(self, HttpRequest_uriPath(self->httpRequest));
return -1;
}
//PNode_startQuery(node);
PNode_first(node);
while(k = PNode_key(node))
{
PNode_setPid_(tmpNode, PNode_value(node));
Datum *v = PNode_at_(tmpNode, slot1);
if(v)
{
Datum_append_(d, k);
Datum_appendCString_(d, ";");
Datum_append_(d, v);
Datum_appendCString_(d, "\n");
}
PNode_next(node);
}
HttpResponse_setContentType_(self->httpResponse, "text/plain");
//HttpResponse_setContentType_(self->httpResponse, "text/xml; charset=utf-8");
return 0;
}
int VertexServer_api_view(VertexServer *self)
{
Datum *before = HttpRequest_queryValue_(self->httpRequest, "before");
Datum *after = HttpRequest_queryValue_(self->httpRequest, "after");
Datum *mode = HttpRequest_queryValue_(self->httpRequest, "mode");
PNode *node = PDB_allocNode(self->pdb);
PNode *tmpNode = PDB_allocNode(self->pdb);
Datum *d = self->result;
int maxCount = 200;
if (PNode_moveToPathIfExists_(node, HttpRequest_uriPath(self->httpRequest)) != 0)
{
VertexServer_setErrorCString_(self, "path does not exist: ");
VertexServer_appendError_(self, HttpRequest_uriPath(self->httpRequest));
return -1;
}
Datum_appendCString_(d, "<!DOCTYPE html>\n");
Datum_appendCString_(d, "<html>\n");
Datum_appendCString_(d, "<head>\n");
Datum_appendCString_(d, "<title>");
Datum_append_(d, HttpRequest_uriPath(self->httpRequest));
Datum_appendCString_(d, "</title>\n");
Datum_appendCString_(d, "<meta charset=\"utf-8\">\n");
Datum_appendCString_(d, "<style>");
Datum_appendCString_(d, "body, td { font-family: Helvetica; font-size: 12px; margin-top:2em; margin-left:2em; }");
Datum_appendCString_(d, ".path { font-weight: normal; }");
Datum_appendCString_(d, ".note { color:#aaaaaa; }");
Datum_appendCString_(d, ".key { color:#000000; }");
Datum_appendCString_(d, ".value { color:#888888; white-space:pre; }");
Datum_appendCString_(d, "a { color: #0000aa; text-decoration: none; }");
Datum_appendCString_(d, "</style>\n");
Datum_appendCString_(d, "</head>\n");
Datum_appendCString_(d, "<body>\n");
/*
if(Datum_size(HttpRequest_uriPath(self->httpRequest)) == 0)
{
Datum_appendCString_(d, "/");
}
else
{
*/
Datum_appendCString_(d, "<font class=path>");
Datum_appendCString_(d, "/");
Datum_append_(d, HttpRequest_uriPath(self->httpRequest));
Datum_appendCString_(d, "</font>");
Datum_appendCString_(d, "<br>\n");
//}
PNode_first(node);
if(Datum_size(before))
{
PNode_jump_(node, before);
int i;
for(i = 0; i < maxCount; i++)
{
PNode_previous(node);
}
PNode_next(node);
}
else if(Datum_size(after))
{
PNode_jump_(node, after);
}
if (Datum_size(after) && PNode_key(node))
{
Datum_appendCString_(d, "<a href=/");
Datum_append_(d, HttpRequest_uriPath(self->httpRequest));
Datum_appendCString_(d, "?before=");
Datum_append_(d, PNode_key(node));
Datum_appendCString_(d, ">previous</a>");
}
Datum_appendCString_(d, "<ul>\n");
Datum_appendCString_(d, "<table cellpadding=0 cellspacing=0 border=0>");
{
Datum *k;
int count = 0;
while ((k = PNode_key(node)) && count < maxCount)
{
if (Datum_beginsWithCString_(k , "_"))
{
Datum_appendCString_(d, "<tr>");
Datum_appendCString_(d, "<td align=right style=\"line-height:1.5em\">");
Datum_appendCString_(d, "<font class=key>");
Datum_append_(d, k);
Datum_appendCString_(d, "</font>");
Datum_appendCString_(d, " ");
Datum_appendCString_(d, "</td>");
Datum_appendCString_(d, "<td>");
Datum_appendCString_(d, " <span class=value>");
Datum_append_(d, PNode_value(node));
Datum_appendCString_(d, "</span>");
Datum_appendCString_(d, "<br>\n");
Datum_appendCString_(d, "</td>");
Datum_appendCString_(d, "</tr>");
}
else
{
if(Datum_equalsCString_(mode, "table"))
{
PNode_setPid_(tmpNode, PNode_value(node));
PNode_asHtmlRow(tmpNode, d);
}
else
{
Datum_appendCString_(d, "<tr>");
Datum_appendCString_(d, "<td align=right>");
Datum_appendCString_(d, "<font class=key>");
Datum_append_(d, k);
Datum_appendCString_(d, "</font><br>\n");
Datum_appendCString_(d, "</td>");
Datum_appendCString_(d, "<td style=\"line-height:1.5em\">");
Datum_appendCString_(d, " <a href=");
if(Datum_size(HttpRequest_uriPath(self->httpRequest)) != 0) Datum_appendCString_(d, "/");
Datum_append_(d, HttpRequest_uriPath(self->httpRequest));
Datum_appendCString_(d, "/");
Datum_append_(d, k);
Datum_appendCString_(d, "> ↠ ");
Datum_appendLong_(d, PNode_nodeSizeAtCursor(node));
Datum_appendCString_(d, "</a> ");
Datum_appendCString_(d, "<font class=value>");
Datum_appendCString_(d, "</td>");
Datum_appendCString_(d, "</tr>");
}
}
PNode_next(node);
count ++;
}
}
Datum_appendCString_(d, "</table>");
Datum_appendCString_(d, "</ul>\n");
if(PNode_key(node))
{
Datum_appendCString_(d, "<a href=/");
Datum_append_(d, HttpRequest_uriPath(self->httpRequest));
Datum_appendCString_(d, "?after=");
Datum_append_(d, PNode_key(node));
Datum_appendCString_(d, ">next</a><br>");
}
Datum_appendCString_(d, "</body>\n");
Datum_appendCString_(d, "</html>\n");
HttpResponse_setContentType_(self->httpResponse, "text/html; charset=utf-8");
return 0;
}
int VertexServer_api_queueExpireTo(VertexServer *self)
{
PNode *fromNode = PDB_allocNode(self->pdb);
PNode *toNode = PDB_allocNode(self->pdb);
PNode *itemNode = PDB_allocNode(self->pdb);
Datum *toPath = HttpRequest_queryValue_(self->httpRequest, "toPath");
unsigned int itemsExpired = 0;
if (PNode_moveToPathIfExists_(fromNode, HttpRequest_uriPath(self->httpRequest)) != 0)
{
VertexServer_setErrorCString_(self, "from path does not exist: ");
VertexServer_appendError_(self, HttpRequest_uriPath(self->httpRequest));
return -1;
}
//PNode_moveToPath_(toNode, toPath);
if (PNode_moveToPathIfExists_(toNode, toPath) != 0)
{
VertexServer_setErrorCString_(self, "to path does not exist: ");
VertexServer_appendError_(self, toPath);
return -1;
}
PNode_first(fromNode);
{
Datum *qTimeKey = Datum_newWithCString_("_qtime");
Datum *k;
Datum *qExpireKey = Datum_newWithCString_("_qexpire");
long now = time(NULL);
while (k = PNode_key(fromNode))
{
Datum *pid = PNode_value(fromNode);
Datum *qExpireValue;
PNode_setPid_(itemNode, pid);
qExpireValue = PNode_at_(itemNode, qExpireKey);
if(!qExpireValue)
{
Log_Printf("WARNING: attempt to expire a node with no _qexpire value\n");
if(PNode_at_(itemNode, qTimeKey) == 0x0)
{
Log_Printf("WARNING: node also missing _qtime value\n");
}
break;
}
if(qExpireValue == 0x0 || Datum_asLong(qExpireValue) < now)
{
PNode_removeAtCursor(fromNode); // the remove will go to the next item
PNode_key(fromNode);
PNode_removeAt_(itemNode, qTimeKey);
PNode_removeAt_(itemNode, qExpireKey);
PNode_atPut_(toNode, k, pid);
PNode_jumpToCurrentKey(fromNode);
itemsExpired ++;
}
else
{
PNode_next(fromNode);
}
}
Datum_free(qTimeKey);
Datum_free(qExpireKey);
}
yajl_gen_integer(self->yajl, (long)itemsExpired);
Datum_appendYajl_(self->result, self->yajl);
return 0;
}
void PNode_setToRoot(PNode *self)
{
PNode_setPidCString_(self, "1");
PNode_first(self);
}
int VertexServer_api_amchart(VertexServer *self)
{
Datum *slot1 = HttpRequest_queryValue_(self->httpRequest, "slot1");
//Datum *slot2 = HttpRequest_queryValue_(self->httpRequest, "slot2");
//Datum *slot3 = HttpRequest_queryValue_(self->httpRequest, "slot3");
Datum *subpath = HttpRequest_queryValue_(self->httpRequest, "subpath");
PNode *node = PDB_allocNode(self->pdb);
PQuery *q = PNode_query(node);
VertexServer_setupPQuery_(self, q);
PNode *tmpNode = PDB_allocNode(self->pdb);
Datum *d = self->result;
Datum *title = 0x0;
//int isFirst = 1;
if (PNode_moveToPathIfExists_(node, HttpRequest_uriPath(self->httpRequest)) != 0)
{
VertexServer_setErrorCString_(self, "path does not exist: ");
VertexServer_appendError_(self, HttpRequest_uriPath(self->httpRequest));
return -1;
}
Datum_appendCString_(d, "<?xml version=\"1.0\" encoding=\"UTF-8\"?>\n");
Datum_appendCString_(d, "<chart approx_count=\"");
// series -----------------
if(Datum_size(subpath)) PNode_moveToPathIfExists_(node, subpath);
Datum_appendLong_(d, PNode_size(node));
Datum_appendCString_(d, "\">\n");
PNode_startQuery(node);
PNode_amSeries(node, d);
PNode_moveToPathIfExists_(node, HttpRequest_uriPath(self->httpRequest));
// series -----------------
Datum_appendCString_(d, "<graphs>\n");
PNode_first(node);
if(Datum_size(subpath))
{
Datum *k;
while(k = PNode_key(node))
{
Datum *title = Datum_poolNew();
PNode_setPid_(tmpNode, PNode_value(node));
PNode_moveToSubpathIfExists_(tmpNode, subpath);
Datum_encodeUri(k);
Datum_copy_(title, k);
//Datum_appendCString_(title, "-");
//Datum_append_(title, slot1);
PNode_amGraphKey_(tmpNode, title, slot1, d);
//printf("graph: %s\n", Datum_data(k));
PNode_next(node);
}
}
else if(Datum_size(slot1))
{
char slotKey[64];
int slotNumber = 1;
for (;;)
{
sprintf(slotKey, "slot%i", slotNumber);
Datum *slotName = HttpRequest_queryValue_(self->httpRequest, slotKey);
if(Datum_size(slotName) == 0) break;
PNode_amGraphKey_(node, title, slotName, d);
slotNumber ++;
}
}
Datum_appendCString_(d, "</graphs>\n");
Datum_appendCString_(d, "</chart>\n");
HttpResponse_setContentType_(self->httpResponse, "text/xml");
//HttpResponse_setContentType_(self->httpResponse, "text/xml; charset=utf-8");
return 0;
}