patriciasearch/patriciasearch.c

   1 #include <stdio.h>
   2 #include <stdarg.h>
   3 #include <string.h>
   4
   5 #include "../control/control.h"
   6 #include "../irc/irc_config.h"
   7 #include "../lib/irc_string.h"
   8 #include "../parser/parser.h"
   9 #include "../lib/splitline.h"
  10 #include "../lib/version.h"
  11 #include "../lib/stringbuf.h"
  12 #include "../lib/strlfunc.h"
  13 #include "patriciasearch.h"
  14
  15 searchCmd *reg_nodesearch;
  16
  17 int do_pnodesearch(void *source, int cargc, char **cargv);
  18
  19 NodeDisplayFunc defaultpnodefn = printnode;
  20
  21 void _init() {
  22   reg_nodesearch = (searchCmd *)registersearchcommand("nodesearch",NO_OPER,do_pnodesearch, printnode);
  23
  24   registersearchterm(reg_nodesearch, "users", ps_users_parse, 0, "");
  25   registersearchterm(reg_nodesearch, "nick", ps_nick_parse, 0, "");
  26 }
  27
  28 void _fini() {
  29   deregistersearchcommand( reg_nodesearch );
  30 }
  31
  32 static void controlwallwrapper(int level, char *format, ...) {
  33   char buf[1024];
  34   va_list ap;
  35
  36   va_start(ap, format);
  37   vsnprintf(buf, sizeof(buf), format, ap);
  38   controlwall(NO_OPER, level, "%s", buf);
  39   va_end(ap);
  40 }
  41
  42 int do_pnodesearch_real(replyFunc reply, wallFunc wall, void *source, int cargc, char **cargv) {
  43   nick *sender = senderNSExtern = source;
  44   struct searchNode *search;
  45   int limit=500;
  46   int arg=0;
  47   NodeDisplayFunc display=defaultpnodefn;
  48   searchCtx ctx;
  49   int ret;
  50   patricia_node_t *subset = iptree->head;
  51
  52   if (cargc<1)
  53     return CMD_USAGE;
  54
  55   ret = parseopts(cargc, cargv, &arg, &limit, (void *)&subset, (void *)&display, reg_nodesearch->outputtree, reply, sender);
  56   if(ret != CMD_OK)
  57     return ret;
  58
  59   if (arg>=cargc) {
  60     reply(sender,"No search terms - aborting.");
  61     return CMD_ERROR;
  62   }
  63
  64   if (arg<(cargc-1)) {
  65     rejoinline(cargv[arg],cargc-arg);
  66   }
  67
  68   newsearch_ctxinit(&ctx, search_parse, reply, wall, NULL, reg_nodesearch, sender);
  69
  70   if (!(search = ctx.parser(&ctx, cargv[arg]))) {
  71     reply(sender,"Parse error: %s",parseError);
  72     return CMD_ERROR;
  73   }
  74
  75   pnodesearch_exe(search, &ctx, sender, display, limit, subset);
  76
  77   (search->free)(&ctx, search);
  78
  79   return CMD_OK;
  80 }
  81
  82 int do_pnodesearch(void *source, int cargc, char **cargv) {
  83   return do_pnodesearch_real(controlreply, controlwallwrapper, source, cargc, cargv);
  84 }
  85
  86 void pnodesearch_exe(struct searchNode *search, searchCtx *ctx, nick *sender, NodeDisplayFunc display, int limit, patricia_node_t *subset) {
  87   int matches = 0;
  88   patricia_node_t *node;
  89
  90   /* Get a marker value to mark "seen" channels for unique count */
  91   //nmarker=nextnodemarker();
  92
  93   /* The top-level node needs to return a BOOL */
  94   search=coerceNode(ctx, search, RETURNTYPE_BOOL);
  95
  96   PATRICIA_WALK(subset, node) {
  97     if ((search->exe)(ctx, search, node)) {
  98       if (matches<limit)
  99         display(ctx, sender, node);
 100
 101       if (matches==limit)
 102         ctx->reply(sender, "--- More than %d matches, skipping the rest",limit);
 103       matches++;
 104     }
 105   }
 106   PATRICIA_WALK_END;
 107
 108   ctx->reply(sender,"--- End of list: %d matches",
 109                 matches);
 110 }
 111
 112