* USE OR PERFORMANCE OF THIS SOFTWARE.
*
* $Log: wtcl.c,v $
- * Revision 1.13 1996/03/14 11:48:40 adam
+ * Revision 1.23 1998/03/26 11:29:02 franck
+ * Fixed some bugs with escape sequences.
+ *
+ * Revision 1.22 1997/12/15 15:05:03 adam
+ * Enhanced the code that deals with FORM variables.
+ *
+ * Revision 1.21 1997/02/10 10:15:40 adam
+ * Bug fix: egw_source <file> <var> didn't work properly.
+ *
+ * Revision 1.20 1997/01/31 11:16:01 adam
+ * Enhanced the egw_source command. An optional parameter specifies the
+ * name of a variable in which the HTML output is stored.
+ *
+ * Revision 1.19 1997/01/27 11:27:17 adam
+ * Implemented a new command, egw_clear, to clear http output cache.
+ * Changed prototype for function wo_clear.
+ *
+ * Revision 1.18 1997/01/24 13:13:13 adam
+ * Implemnted egw_source and added a "raw" option to the URL.
+ * Fixed a bug in the buffering system of wproto; the macro wo_putc could
+ * override memory if it was the first HTML generating function called.
+ *
+ * Revision 1.17 1996/05/31 08:02:56 adam
+ * Bug fix: egw_enc encoded '/' - it shouldn't.
+ *
+ * Revision 1.16 1996/05/23 15:53:12 adam
+ * Bug fix: egw_enc failed on 8-bit chars.
+ * New command: egw_parms.
+ *
+ * Revision 1.15 1996/05/22 16:50:27 adam
+ * Bug fix.
+ *
+ * Revision 1.14 1996/05/21 14:53:04 adam
+ * Tcl command wform extented; options -raw and -exists added.
+ *
+ * Revision 1.13 1996/03/14 11:48:40 adam
* New function egw_prog that returns name of shell.
*
* Revision 1.12 1996/03/07 12:45:34 adam
WCLIENT wcl;
};
+static int exec_file (const char *fname, struct tcl_info *p);
+
Tcl_Interp *w_interp_tcl_get (W_Interp w_interp)
{
struct tcl_info *p;
return TCL_OK;
}
-static int proc_wform_invoke (ClientData clientData, Tcl_Interp *interp,
- int argc, char **argv)
+static int proc_form_invoke (struct tcl_info *p, wform_data *wfdata,
+ Tcl_Interp *interp,
+ int argc, char **argv)
{
- struct tcl_info *p = (struct tcl_info*) clientData;
- int i;
- if (argc == 2)
+ const char *arg = NULL;
+ int failFlag = 0;
+
+ if (argc == 3)
{
- for (i = 0; *p->wcl->wf_data[i].name; i++)
- if (!strcmp (argv[1], p->wcl->wf_data[i].name) &&
- *p->wcl->wf_data[i].value)
- Tcl_AppendElement (p->interp, p->wcl->wf_data[i].value);
- return TCL_OK;
- }
- for (i = 0; *p->wcl->wf_data[i].name; i++)
- {
- Tcl_AppendResult (p->interp, "{ ", NULL);
- Tcl_AppendElement (p->interp, p->wcl->wf_data[i].name);
- Tcl_AppendElement (p->interp, p->wcl->wf_data[i].value);
- Tcl_AppendResult (p->interp, " }\n", NULL);
+ if (!strcmp (argv[1], "-raw"))
+ {
+ interp->result = p->wcl->raw_data;
+ return TCL_OK;
+ }
+ else if (!strcmp (argv[1], "-exists"))
+ {
+ failFlag = 1;
+ arg = argv[2];
+ }
+ else
+ {
+ Tcl_AppendResult (p->interp, "bad option to ", argv[0],
+ " \"", argv[1], "\"", NULL);
+ return TCL_ERROR;
+ }
}
+ else if (argc == 2)
+ arg = argv[1];
+ if (arg)
+ {
+ for (; wfdata; wfdata = wfdata->next)
+ if (!strcmp (arg, wfdata->name))
+ {
+ failFlag = 0;
+ if (wfdata->value)
+ Tcl_AppendElement (p->interp, wfdata->value);
+ }
+ if (failFlag)
+ {
+ Tcl_AppendResult (p->interp, arg, " doesn't exist", NULL);
+ return TCL_ERROR;
+ }
+ }
+ else
+ for ( ; wfdata; wfdata = wfdata->next)
+ {
+ Tcl_AppendResult (p->interp, "{ ", NULL);
+ Tcl_AppendElement (p->interp, wfdata->name);
+ Tcl_AppendElement (p->interp, wfdata->value ? wfdata->value : "");
+ Tcl_AppendResult (p->interp, " }\n", NULL);
+ }
return TCL_OK;
}
+static int proc_wform_invoke (ClientData clientData, Tcl_Interp *interp,
+ int argc, char **argv)
+{
+ struct tcl_info *p = (struct tcl_info*) clientData;
+ wform_data *wfdata = p->wcl->wf_data;
+ return proc_form_invoke (p, wfdata, interp, argc, argv);
+}
+
+static int proc_parms_invoke (ClientData clientData, Tcl_Interp *interp,
+ int argc, char **argv)
+{
+ struct tcl_info *p = (struct tcl_info*) clientData;
+ wform_data *wfdata = p->wcl->wf_parms_var;
+ return proc_form_invoke (p, wfdata, interp, argc, argv);
+}
+
+
static int proc_wlog_invoke (ClientData clientData, Tcl_Interp *interp,
int argc, char **argv)
{
int argc, char **argv)
{
int i;
- char buf1[4];
+ char buf1[6];
char buf2[2];
buf1[0] = '%';
{
const char *cp = argv[i];
while (*cp)
- {
- if (*cp <= ' ' || *cp >= 127 || *cp == '/' || *cp == ' ' ||
- *cp == '&' || *cp == ':' || *cp == '%')
+ {
+ if (*cp < ' ' || *cp >= 127 || *cp == '&' || *cp == '?'
+ || *cp == '%' || *cp == '+' || *cp == '"' || *cp == '=')
{
- sprintf (buf1+1, "%02X", *cp);
+ sprintf (buf1+1, "%02X", *cp & 0xff);
Tcl_AppendResult (interp, buf1, NULL);
}
+ else if (*cp == ' ')
+ {
+ Tcl_AppendResult (interp, "+", NULL);
+ }
else
{
buf2[0] = *cp;
return TCL_OK;
}
+static int proc_source (ClientData clientData, Tcl_Interp *interp,
+ int argc, char **argv)
+{
+ struct tcl_info *p = (struct tcl_info*) clientData;
+ int r, offset = 0;
+
+ if (argc < 2 || argc > 3)
+ {
+ Tcl_AppendResult (p->interp,
+ "wrong # args: should be egw_source file ?var?",
+ NULL);
+ return TCL_ERROR;
+ }
+ if (argc == 3)
+ offset = wproto_save_push (p->wcl);
+ r = exec_file (argv[1], p);
+ Tcl_ResetResult (p->interp);
+ if (argc == 3)
+ {
+ char *res = wproto_save_pop (p->wcl, offset);
+ if (res)
+ Tcl_SetVar (p->interp, argv[2], res, 0);
+ }
+ if (r == -1)
+ {
+ Tcl_AppendResult (p->interp, "egw_source: couldn't open ",
+ argv[1], NULL);
+ return TCL_ERROR;
+ }
+ else if (r == -2)
+ {
+ Tcl_AppendResult (p->interp, "egw_source: Tcl error in script ",
+ argv[1], NULL);
+ return TCL_ERROR;
+ }
+ return TCL_OK;
+}
+
+static int proc_clear (ClientData clientData, Tcl_Interp *interp,
+ int argc, char **argv)
+{
+ struct tcl_info *p = (struct tcl_info*) clientData;
+
+ wo_clear (p->wcl);
+ return TCL_OK;
+}
+
int Tcl_AppInit (Tcl_Interp *interp)
{
if (Tcl_Init (interp) == TCL_ERROR)
Tcl_AppInit (p->interp);
Tcl_CreateCommand (p->interp, "html", proc_html_invoke, p, NULL);
Tcl_CreateCommand (p->interp, "egw_form", proc_wform_invoke, p, NULL);
+ Tcl_CreateCommand (p->interp, "egw_parms", proc_parms_invoke, p, NULL);
Tcl_CreateCommand (p->interp, "egw_abort", proc_wabort_invoke, p, NULL);
Tcl_CreateCommand (p->interp, "egw_flush", proc_wflush_invoke, p, NULL);
Tcl_CreateCommand (p->interp, "egw_log", proc_wlog_invoke, p, NULL);
Tcl_CreateCommand (p->interp, "egw_enc", proc_enc, p, NULL);
Tcl_CreateCommand (p->interp, "egw_dec", proc_dec, p, NULL);
Tcl_CreateCommand (p->interp, "egw_prog", proc_prog, p, NULL);
+ Tcl_CreateCommand (p->interp, "egw_source", proc_source, p, NULL);
+ Tcl_CreateCommand (p->interp, "egw_clear", proc_clear, p, NULL);
sprintf (tmp_str, "%d", wcl->id);
Tcl_SetVar (p->interp, "sessionId", tmp_str, TCL_GLOBAL_ONLY);
return p;
wo_printf (p->wcl, "<xmp>\n%s</xmp>\n<hr>\n", msg);
}
-static int tcl_exec (const char *fname, char *parms,
- struct tcl_info *p, FILE *inf, int *lineno)
+static int tcl_exec (const char *fname, struct tcl_info *p, FILE *inf,
+ int *lineno)
{
int c, escape = 0, level = 0;
int r, fbuf_ptr = 0;
return r;
}
-static int do_exec (const char *fname, char *parms, void *mydata)
+static int var_ref (struct tcl_info *p, FILE *inf)
+{
+ int c, i = 0;
+ char name[32], *vp;
+
+ c = getc (inf);
+ if (c == '{')
+ {
+ while ((c = getc(inf)) != EOF)
+ {
+ if (c == '\n')
+ break;
+ if (c == '}')
+ {
+ c = getc (inf);
+ break;
+ }
+ if (i < 31)
+ name[i++] = c;
+ }
+ }
+ else
+ {
+ while (c != EOF)
+ {
+ if (c != '(' && c != ')' && c != '-' && c != '_' && !isalnum(c))
+ break;
+ if (i < 31)
+ name[i++] = c;
+ c = getc (inf);
+ }
+ }
+ name[i] = '\0';
+ vp = Tcl_GetVar (p->interp, name, 0);
+ if (vp)
+ wo_puts (p->wcl, vp);
+ return c;
+}
+
+static int exec_file (const char *fname, struct tcl_info *p)
{
- struct tcl_info *p = mydata;
int c, escape = 0;
int lineno = 1;
FILE *inf = fopen (fname, "r");
gw_log (GW_LOG_WARN|GW_LOG_ERRNO, mod, "open %s", fname);
return -1;
}
- Tcl_SetVar (p->interp, "sessionParms", parms, TCL_GLOBAL_ONLY);
- while ((c = getc(inf)) != EOF)
+ c = getc (inf);
+ while (c != EOF)
{
- if (c == '\\')
- escape = 1;
- else if (c == '{')
+ switch (c)
{
+ case '\\':
+ escape = 1;
+ c = getc (inf);
+ break;
+ case '$':
if (escape)
+ {
wo_putc (p->wcl, c);
+ escape = 0;
+ c = getc (inf);
+ }
else
+ c = var_ref (p, inf);
+ break;
+ case '{':
+ if (escape)
{
- int r = tcl_exec (fname, parms, p, inf, &lineno);
+ wo_putc (p->wcl, c);
+ escape = 0;
+ }
+ else
+ {
+ int r = tcl_exec (fname, p, inf, &lineno);
if (r == TCL_RETURN)
{
fclose (inf);
return -2;
}
}
- escape = 0;
- }
- else
- {
+ c = getc (inf);
+ break;
+ default:
if (c == '\n')
lineno++;
escape = 0;
wo_putc (p->wcl, c);
+ c = getc (inf);
}
}
fclose (inf);
return 0;
}
+static int do_exec (const char *fname, char *parms, void *mydata)
+{
+ struct tcl_info *p = mydata;
+
+ Tcl_SetVar (p->interp, "sessionParms", parms, TCL_GLOBAL_ONLY);
+ return exec_file (fname, p);
+}
static int do_load (char *parms, void *mydata)
{
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