snapshot of project "lynx", label v2_6

1 files changed, 216 insertions, 0 deletions

diff --git a/src/HTAlert.c b/src/HTAlert.c
new file mode 100644
index 00000000..79a4a7b0
--- /dev/null
+++ b/src/HTAlert.c
@@ -0,0 +1,216 @@
+/*	Displaying messages and getting input for Lynx Browser
+**	==========================================================
+**
+**	REPLACE THIS MODULE with a GUI version in a GUI environment!
+**
+** History:
+**	   Jun 92 Created May 1992 By C.T. Barker
+**	   Feb 93 Simplified, portablised TBL
+**
+*/
+
+
+#include "HTUtils.h"
+#include "tcp.h"
+#include "HTAlert.h"
+#include "LYStrings.h"
+#include "LYUtils.h"
+#include "LYSignal.h"
+#include "GridText.h"
+#include "LYGlobalDefs.h"
+
+#include "LYLeaks.h"
+
+#define FREE(x) if (x) {free(x); x = NULL;}
+
+
+PUBLIC void HTAlert ARGS1(CONST char *, Msg)
+{
+    if(TRACE) {
+        fprintf(stderr, "\nAlert!: %s", (char *)Msg);
+	fflush(stderr);
+        _user_message("Alert!: %s", (char *)Msg);
+        fprintf(stderr, "\n\n");
+	fflush(stderr);
+    } else
+        _user_message("Alert!: %s", (char *)Msg);
+
+    sleep(AlertSecs);
+}
+
+
+PUBLIC void HTProgress ARGS1(CONST char *, Msg)
+{
+    if(TRACE)
+        fprintf(stderr, "%s\n", (char *)Msg);
+    else
+        statusline((char *)Msg);
+}
+
+
+PUBLIC BOOL HTConfirm ARGS1(CONST char *, Msg)
+{
+    if (dump_output_immediately) { /* Non-interactive, can't respond */
+	return(NO);
+    } else {
+	int c;
+#ifdef VMS
+	extern BOOLEAN HadVMSInterrupt;
+#endif /* VMS */
+	
+	_user_message("WWW: %s (y/n) ", (char *) Msg);
+	
+	while(1) {
+	    c = LYgetch();
+#ifdef VMS
+	    if(HadVMSInterrupt) {
+		HadVMSInterrupt = FALSE;
+		c = 'N';
+	    }
+#endif /* VMS */
+	    if(TOUPPER(c)=='Y')
+		return(YES);
+	    if(TOUPPER(c)=='N' || c == 7 || c == 3) /* ^G or ^C cancels */
+		return(NO);
+	}
+    }
+}
+
+/*	Prompt for answer and get text back
+*/
+PUBLIC char * HTPrompt ARGS2(CONST char *, Msg, CONST char *, deflt)
+{
+    char * rep = NULL;
+    char Tmp[200];
+
+    Tmp[0] = '\0';
+    Tmp[199] = '\0';
+
+    _statusline((char *)Msg);
+    if (deflt) 
+        strncpy(Tmp, deflt, 199);
+
+    if (!dump_output_immediately)
+        LYgetstr(Tmp, VISIBLE, sizeof(Tmp), NORECALL);
+
+    StrAllocCopy(rep, Tmp);
+
+    return rep;
+}
+
+/*      Prompt for password without echoing the reply
+*/
+PUBLIC char * HTPromptPassword ARGS1(CONST char *, Msg)
+{
+    char *result = NULL;
+    char pw[120];
+
+    pw[0]='\0';
+
+    if (!dump_output_immediately) {
+        _statusline(Msg ? (char *)Msg : PASSWORD_PROMPT);
+        LYgetstr(pw, HIDDEN, sizeof(pw), NORECALL); /* hidden */
+        StrAllocCopy(result, pw);
+    } else {
+        printf("\n%s\n", PASSWORD_REQUIRED);
+	StrAllocCopy(result, "");
+    }
+    return result;
+}
+
+
+/*      Prompt both username and password       HTPromptUsernameAndPassword()
+**      ---------------------------------
+** On entry,
+**      Msg             is the prompting message.
+**      *username and
+**      *password       are char pointers; they are changed
+**                      to point to result strings.
+**
+**                      If *username is not NULL, it is taken
+**                      to point to  a default value.
+**                      Initial value of *password is
+**                      completely discarded.
+**
+** On exit,
+**      *username and *password point to newly allocated
+**      strings -- original strings pointed to by them
+**      are NOT freed.
+**
+*/
+PUBLIC void HTPromptUsernameAndPassword ARGS3(CONST char *,     Msg,
+                                              char **,          username,
+                                              char **,          password)
+{
+    if (authentication_info[0] && authentication_info[1]) {
+	/* 
+	 *  -auth parameter gave us both the username and password
+	 *  to use for the first realm, so just use them without
+	 *  any prompting. - FM
+	 */
+ 	StrAllocCopy(*username, authentication_info[0]);
+	FREE(authentication_info[0]);
+	StrAllocCopy(*password, authentication_info[1]);
+	FREE(authentication_info[1]);
+    } else if (dump_output_immediately) {
+        if (authentication_info[0]) {
+	    /*
+	     *  Use the command line username. - FM
+	     */
+	    StrAllocCopy(*username, authentication_info[0]);
+	    FREE(authentication_info[0]);
+	} else {
+	    /*
+	     *  Default to "WWWuser". - FM
+	     */
+            StrAllocCopy(*username, "WWWuser");
+	}
+	if (authentication_info[1]) {
+	    /*
+	     *  Use the command line password. - FM
+	     */
+	    StrAllocCopy(*password, authentication_info[1]);
+	    FREE(authentication_info[1]);
+	} else {
+	    /*
+	     *  Default to a zero-length string. - FM
+	     */
+	    StrAllocCopy(*password, "");
+	}
+	printf("\n%s\n", USERNAME_PASSWORD_REQUIRED);
+    } else {
+        if (authentication_info[0]) {
+	    /*
+	     *  Offer command line username in the prompt
+	     *  for the first realm. - FM
+	     */
+	    StrAllocCopy(*username, authentication_info[0]);
+	    FREE(authentication_info[0]);
+	}
+	if (Msg) {
+	    *username = HTPrompt(Msg, *username);
+	} else {
+	    *username = HTPrompt(USERNAME_PROMPT, *username);
+	}
+	if (authentication_info[1]) {
+	    /*
+	     *  Use the command line password for the first realm. - FM
+	     */
+	    StrAllocCopy(*password, authentication_info[1]);
+	    FREE(authentication_info[1]);
+	} else if (*username != NULL && *username[0] != '\0') {
+	    /*
+	     *  If we have a non-zero length username,
+	     *  prompt for the password. - FM
+	     */
+	    *password = HTPromptPassword(PASSWORD_PROMPT);
+	} else {
+	    /*
+	     *  Return a zero-length password. - FM
+	     */
+	     StrAllocCopy(*password, "");
+	}
+	
+    }
+}
+