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/*
* COPYRIGHT
*
* pcb-rnd, interactive printed circuit board design
* Copyright (C) 2016 Tibor 'Igor2' Palinkas
*
* 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Contact:
* Project page: http://repo.hu/projects/pcb-rnd
* lead developer: http://repo.hu/projects/pcb-rnd/contact.html
* mailing list: pcb-rnd (at) list.repo.hu (send "subscribe")
*/
/* Query language - actions */
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "config.h"
#include "actions.h"
#include "query.h"
#include "query_y.h"
#include "query_exec.h"
#include "draw.h"
#include "select.h"
#include "board.h"
#include "macro.h"
static const char pcb_acts_query[] =
"query(dump, expr) - dry run: compile and dump an expression\n"
;
static const char pcb_acth_query[] = "Perform various queries on PCB data.";
typedef struct {
int trues, falses;
} eval_stat_t;
static void eval_cb(void *user_ctx, pcb_qry_val_t *res, pcb_any_obj_t *current)
{
char *resv;
eval_stat_t *st = (eval_stat_t *)user_ctx;
int t;
if (res->type == PCBQ_VT_VOID) {
printf(" <void>\n");
st->falses++;
return;
}
if (res->type != PCBQ_VT_COORD) {
st->trues++;
resv = pcb_query_sprint_val(res);
printf(" %s\n", resv);
free(resv);
return;
}
t = pcb_qry_is_true(res);
printf(" %s", t ? "true" : "false");
if (t) {
resv = pcb_query_sprint_val(res);
printf(" (%s)\n", resv);
free(resv);
st->trues++;
}
else {
printf("\n");
st->falses++;
}
}
typedef struct {
pcb_cardinal_t cnt;
pcb_change_flag_t how;
} select_t;
static void select_cb(void *user_ctx, pcb_qry_val_t *res, pcb_any_obj_t *current)
{
select_t *sel = (select_t *)user_ctx;
if (!pcb_qry_is_true(res))
return;
if (PCB_OBJ_IS_CLASS(current->type, PCB_OBJ_CLASS_OBJ)) {
int state_wanted = (sel->how == PCB_CHGFLG_SET);
int state_is = PCB_FLAG_TEST(PCB_FLAG_SELECTED, current);
if (state_wanted != state_is) {
PCB_FLAG_CHANGE(sel->how, PCB_FLAG_SELECTED, current);
sel->cnt++;
}
}
}
static int run_script(const char *script, void (*cb)(void *user_ctx, pcb_qry_val_t *res, pcb_any_obj_t *current), void *user_ctx)
{
pcb_qry_node_t *prg = NULL;
pcb_qry_set_input(script);
qry_parse(&prg);
if (prg == NULL) {
pcb_message(PCB_MSG_ERROR, "Compilation error.\n");
return -1;
}
return pcb_qry_run(prg, cb, user_ctx);
}
static fgw_error_t pcb_act_query(fgw_arg_t *res, int argc, fgw_arg_t *argv)
{
const char *cmd, *arg = NULL;
select_t sel;
sel.cnt = 0;
PCB_ACT_CONVARG(1, FGW_STR, query, cmd = argv[1].val.str);
PCB_ACT_MAY_CONVARG(2, FGW_STR, query, arg = argv[2].val.str);
if (strcmp(cmd, "version") == 0) {
PCB_ACT_IRES(0100); /* 1.0 */
return 0;
}
if (strcmp(cmd, "dump") == 0) {
pcb_qry_node_t *prg = NULL;
printf("Script dump: '%s'\n", arg);
pcb_qry_set_input(arg);
qry_parse(&prg);
pcb_qry_dump_tree(" ", prg);
PCB_ACT_IRES(0);
return 0;
}
if (strcmp(cmd, "eval") == 0) {
int errs;
eval_stat_t st;
memset(&st, 0, sizeof(st));
printf("Script eval: '%s'\n", arg);
errs = run_script(arg, eval_cb, &st);
if (errs < 0)
printf("Failed to run the query\n");
else
printf("eval statistics: true=%d false=%d errors=%d\n", st.trues, st.falses, errs);
PCB_ACT_IRES(0);
return 0;
}
if (strcmp(cmd, "select") == 0) {
sel.how = PCB_CHGFLG_SET;
if (run_script(arg, select_cb, &sel) < 0)
printf("Failed to run the query\n");
if (sel.cnt > 0) {
pcb_board_set_changed_flag(pcb_true);
pcb_redraw();
}
PCB_ACT_IRES(0);
return 0;
}
if (strcmp(cmd, "unselect") == 0) {
sel.how = PCB_CHGFLG_CLEAR;
if (run_script(arg, select_cb, &sel) < 0)
printf("Failed to run the query\n");
if (sel.cnt > 0) {
pcb_board_set_changed_flag(pcb_true);
pcb_redraw();
}
PCB_ACT_IRES(0);
return 0;
}
PCB_ACT_IRES(-1);
return 0;
}
pcb_action_t query_action_list[] = {
{"query", pcb_act_query, pcb_acth_query, pcb_acts_query}
};
PCB_REGISTER_ACTIONS(query_action_list, NULL)
#include "dolists.h"
void query_action_reg(const char *cookie)
{
PCB_REGISTER_ACTIONS(query_action_list, cookie)
}
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