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-rw-r--r--cleopatre/application/spidgoahead/form.c169
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diff --git a/cleopatre/application/spidgoahead/form.c b/cleopatre/application/spidgoahead/form.c
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+/*
+ * form.c -- Form processing (in-memory CGI) for the GoAhead Web server
+ *
+ * Copyright (c) GoAhead Software Inc., 1995-2000. All Rights Reserved.
+ *
+ * See the file "license.txt" for usage and redistribution license requirements
+ *
+ * $Id: form.c,v 1.3 2002/10/24 14:44:50 bporter Exp $
+ */
+
+/********************************** Description *******************************/
+
+/*
+ * This module implements the /goform handler. It emulates CGI processing
+ * but performs this in-process and not as an external process. This enables
+ * a very high performance implementation with easy parsing and decoding
+ * of query strings and posted data.
+ */
+
+/*********************************** Includes *********************************/
+
+#include "wsIntrn.h"
+
+/************************************ Locals **********************************/
+
+static sym_fd_t formSymtab = -1; /* Symbol table for form handlers */
+
+/************************************* Code ***********************************/
+/*
+ * Process a form request. Returns 1 always to indicate it handled the URL
+ */
+
+int websFormHandler(webs_t wp, char_t *urlPrefix, char_t *webDir, int arg,
+ char_t *url, char_t *path, char_t *query)
+{
+ sym_t *sp;
+ char_t formBuf[FNAMESIZE];
+ char_t *cp, *formName;
+ int (*fn)(void *sock, char_t *path, char_t *args);
+
+ a_assert(websValid(wp));
+ a_assert(url && *url);
+ a_assert(path && *path == '/');
+
+ websStats.formHits++;
+
+/*
+ * Extract the form name
+ */
+ gstrncpy(formBuf, path, TSZ(formBuf));
+ if ((formName = gstrchr(&formBuf[1], '/')) == NULL) {
+ websError(wp, 200, T("Missing form name"));
+ return 1;
+ }
+ formName++;
+ if ((cp = gstrchr(formName, '/')) != NULL) {
+ *cp = '\0';
+ }
+
+/*
+ * Lookup the C form function first and then try tcl (no javascript support
+ * yet).
+ */
+ sp = symLookup(formSymtab, formName);
+ if (sp == NULL) {
+ websError(wp, 200, T("Form %s is not defined"), formName);
+ } else {
+ fn = (int (*)(void *, char_t *, char_t *)) sp->content.value.integer;
+ a_assert(fn);
+ if (fn) {
+/*
+ * For good practice, forms must call websDone()
+ */
+ (*fn)((void*) wp, formName, query);
+
+/*
+ * Remove the test to force websDone, since this prevents
+ * the server "push" from a form>
+ */
+#if 0 /* push */
+ if (websValid(wp)) {
+ websError(wp, 200, T("Form didn't call websDone"));
+ }
+#endif /* push */
+ }
+ }
+ return 1;
+}
+
+/******************************************************************************/
+/*
+ * Define a form function in the "form" map space.
+ */
+
+int websFormDefine(char_t *name, void (*fn)(webs_t wp, char_t *path,
+ char_t *query))
+{
+ a_assert(name && *name);
+ a_assert(fn);
+
+ if (fn == NULL) {
+ return -1;
+ }
+
+ symEnter(formSymtab, name, valueInteger((int) fn), (int) NULL);
+ return 0;
+}
+
+/******************************************************************************/
+/*
+ * Open the symbol table for forms.
+ */
+
+void websFormOpen()
+{
+ formSymtab = symOpen(WEBS_SYM_INIT);
+}
+
+/******************************************************************************/
+/*
+ * Close the symbol table for forms.
+ */
+
+void websFormClose()
+{
+ if (formSymtab != -1) {
+ symClose(formSymtab);
+ formSymtab = -1;
+ }
+}
+
+/******************************************************************************/
+/*
+ * Write a webs header. This is a convenience routine to write a common
+ * header for a form back to the browser.
+ */
+
+void websHeader(webs_t wp)
+{
+ a_assert(websValid(wp));
+
+ websWrite(wp, T("HTTP/1.0 200 OK\n"));
+
+/*
+ * By license terms the following line of code must not be modified
+ */
+ websWrite(wp, T("Server: %s\r\n"), WEBS_NAME);
+
+ websWrite(wp, T("Pragma: no-cache\n"));
+ websWrite(wp, T("Cache-control: no-cache\n"));
+ websWrite(wp, T("Content-Type: text/html\n"));
+ websWrite(wp, T("\n"));
+ websWrite(wp, T("<html>\n"));
+}
+
+/******************************************************************************/
+/*
+ * Write a webs footer
+ */
+
+void websFooter(webs_t wp)
+{
+ a_assert(websValid(wp));
+
+ websWrite(wp, T("</html>\n"));
+}
+
+/******************************************************************************/
+