/*
- * serv_func.c
- *
- * Handles various types of data transfer operations with the Citadel service.
- *
* $Id$
*/
-#include <ctype.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <stdio.h>
-#include <fcntl.h>
-#include <signal.h>
-#include <sys/types.h>
-#include <sys/wait.h>
-#include <sys/socket.h>
-#include <sys/time.h>
-#include <limits.h>
-#include <netinet/in.h>
-#include <netdb.h>
-#include <string.h>
-#include <pwd.h>
-#include <errno.h>
-#include <stdarg.h>
-#include <pthread.h>
-#include <signal.h>
#include "webcit.h"
#include "webserver.h"
-struct serv_info serv_info;
-
+struct serv_info serv_info; /**< our connection data to the server */
+HashList *ServHash = NULL;//// TODO;
/*
* get info about the server we've connected to
+ *
+ * browser_host the citadell we want to connect to
+ * user_agent which browser uses our client?
*/
void get_serv_info(char *browser_host, char *user_agent)
{
char buf[SIZ];
int a;
- /* Tell the server what kind of client is connecting */
+ /** Tell the server what kind of client is connecting */
serv_printf("IDEN %d|%d|%d|%s|%s",
DEVELOPER_ID,
CLIENT_ID,
user_agent,
browser_host
);
- serv_gets(buf);
+ serv_getln(buf, sizeof buf);
- /* Tell the server what kind of richtext we prefer */
+ /** Tell the server what kind of richtext we prefer */
serv_puts("MSGP text/html|text/plain");
- serv_gets(buf);
+ serv_getln(buf, sizeof buf);
+
+ /*
+ * Tell the server that when we save a calendar event, we
+ * want invitations to be generated by the Citadel server
+ * instead of by the client.
+ */
+ serv_puts("ICAL sgi|1");
+ serv_getln(buf, sizeof buf);
- /* Now ask the server to tell us a little bit about itself... */
+ /** Now ask the server to tell us a little bit about itself... */
serv_puts("INFO");
- serv_gets(buf);
+ serv_getln(buf, sizeof buf);
if (buf[0] != '1')
return;
a = 0;
- while (serv_gets(buf), strcmp(buf, "000")) {
+ while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
switch (a) {
case 0:
serv_info.serv_pid = atoi(buf);
+ WC->ctdl_pid = serv_info.serv_pid;
break;
case 1:
- strcpy(serv_info.serv_nodename, buf);
+ safestrncpy(serv_info.serv_nodename, buf, sizeof serv_info.serv_nodename);
break;
case 2:
- strcpy(serv_info.serv_humannode, buf);
+ safestrncpy(serv_info.serv_humannode, buf, sizeof serv_info.serv_humannode);
break;
case 3:
- strcpy(serv_info.serv_fqdn, buf);
+ safestrncpy(serv_info.serv_fqdn, buf, sizeof serv_info.serv_fqdn);
break;
case 4:
- strcpy(serv_info.serv_software, buf);
+ safestrncpy(serv_info.serv_software, buf, sizeof serv_info.serv_software);
break;
case 5:
serv_info.serv_rev_level = atoi(buf);
break;
case 6:
- strcpy(serv_info.serv_bbs_city, buf);
+ safestrncpy(serv_info.serv_bbs_city, buf, sizeof serv_info.serv_bbs_city);
break;
case 7:
- strcpy(serv_info.serv_sysadm, buf);
+ safestrncpy(serv_info.serv_sysadm, buf, sizeof serv_info.serv_sysadm);
break;
case 9:
- strcpy(serv_info.serv_moreprompt, buf);
+ safestrncpy(serv_info.serv_moreprompt, buf, sizeof serv_info.serv_moreprompt);
+ break;
+ case 14:
+ serv_info.serv_supports_ldap = atoi(buf);
+ break;
+ case 15:
+ serv_info.serv_newuser_disabled = atoi(buf);
+ break;
+ case 16:
+ safestrncpy(serv_info.serv_default_cal_zone, buf, sizeof serv_info.serv_default_cal_zone);
+ break;
+ case 20:
+ serv_info.serv_supports_sieve = atoi(buf);
+ break;
+ case 21:
+ serv_info.serv_fulltext_enabled = atoi(buf);
+ break;
+ case 22:
+ safestrncpy(serv_info.serv_svn_revision, buf, sizeof serv_info.serv_svn_revision);
+ break;
+ case 23:
+ serv_info.serv_supports_openid = atoi(buf);
break;
}
++a;
-/*
- * Function to spit out Citadel variformat text in HTML
- * If fp is non-null, it is considered to be the file handle to read the
- * text from. Otherwise, text is read from the server.
+/**
+ * \brief Read Citadel variformat text and spit it out as HTML.
+ * \param align html align string
*/
-void fmout(FILE * fp)
+inline void fmout(char *align)
{
+ _fmout(WC->WBuf, align);
+}
+void _fmout(StrBuf *Target, char *align)
+{
int intext = 0;
int bq = 0;
char buf[SIZ];
- wprintf("<DIV ALIGN=JUSTIFY>\n");
- while (1) {
- if (fp == NULL)
- serv_gets(buf);
- if (fp != NULL) {
- if (fgets(buf, SIZ, fp) == NULL)
- strcpy(buf, "000");
- buf[strlen(buf) - 1] = 0;
- }
- if (!strcmp(buf, "000")) {
- if (bq == 1)
- wprintf("</I>");
- wprintf("</DIV><BR>\n");
- return;
- }
+ StrBufAppendPrintf(Target, "<div align=%s>\n", align);
+ while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
+
if ((intext == 1) && (isspace(buf[0]))) {
- wprintf("<BR>");
+ wprintf("<br />");
}
intext = 1;
- /* Quoted text should be displayed in italics and in a
- * different colour. This code understands both Citadel/UX
- * style " >" quotes and FordBoard-style " :-)" quotes.
+ /**
+ * Quoted text should be displayed in italics and in a
+ * different colour. This code understands Citadel-style
+ * " >" quotes and will convert to <BLOCKQUOTE> tags.
*/
- if ((bq == 0) &&
- ((!strncmp(buf, " >", 2)) || (!strncmp(buf, " :-)", 4)))) {
- wprintf("<SPAN CLASS=\"pull_quote\">");
+ if ((bq == 0) && (!strncmp(buf, " >", 2))) {
+ StrBufAppendBufPlain(Target, HKEY("<BLOCKQUOTE>"), 0);
bq = 1;
- } else if ((bq == 1) &&
- (strncmp(buf, " >", 2)) && (strncmp(buf, " :-)", 4))) {
- wprintf("</SPAN>");
+ } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
+ StrBufAppendBufPlain(Target, HKEY("</BLOCKQUOTE>"), 0);
bq = 0;
}
- /* Activate embedded URL's */
- url(buf);
+ if ((bq == 1) && (!strncmp(buf, " >", 2))) {
+ strcpy(buf, &buf[2]);
+ }
+ /** Activate embedded URL's */
+ url(buf, sizeof(buf));
- escputs(buf);
- wprintf("\n");
+ escputs(buf);//// TODO: Target
+ StrBufAppendBufPlain(Target, HKEY("\n"), 0);
+ }
+ if (bq == 1) {
+ wprintf("</I>");
}
+ wprintf("</div><br />\n");
}
-/*
- * Transmit message text (in memory) to the server.
- * If convert_to_html is set to 1, the message is converted into something
- * which kind of resembles HTML.
+/**
+ * \brief Read Citadel variformat text and spit it out as HTML in a form
+ * suitable for embedding in another message (forward/quote).
+ * (NO LINEBREAKS ALLOWED HERE!)
*/
-void text_to_server(char *ptr, int convert_to_html)
-{
+void pullquote_fmout(void) {
+ int intext = 0;
+ int bq = 0;
char buf[SIZ];
- int ch, a, pos;
- if (convert_to_html) {
- serv_puts("<HTML><BODY>");
+ while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
+
+ if ((intext == 1) && (isspace(buf[0]))) {
+ wprintf("<br />");
+ }
+ intext = 1;
+
+ /**
+ * Quoted text should be displayed in italics and in a
+ * different colour. This code understands Citadel-style
+ * " >" quotes and will convert to <BLOCKQUOTE> tags.
+ */
+ if ((bq == 0) && (!strncmp(buf, " >", 2))) {
+ wprintf("<BLOCKQUOTE>");
+ bq = 1;
+ } else if ((bq == 1) && (strncmp(buf, " >", 2))) {
+ wprintf("</BLOCKQUOTE>");
+ bq = 0;
+ }
+ if ((bq == 1) && (!strncmp(buf, " >", 2))) {
+ strcpy(buf, &buf[2]);
+ }
+
+ msgescputs(buf);
}
+ if (bq == 1) {
+ wprintf("</I>");
+ }
+}
+
+
+
+
+/**
+ * \brief Transmit message text (in memory) to the server.
+ *
+ * \param ptr Pointer to the message being transmitted
+ */
+void text_to_server(char *ptr)
+{
+ char buf[256];
+ int ch, a, pos, len;
pos = 0;
- strcpy(buf, "");
+ buf[0] = 0;
while (ptr[pos] != 0) {
ch = ptr[pos++];
if (ch == 10) {
- while ( (isspace(buf[strlen(buf) - 1]))
- && (strlen(buf) > 1) )
- buf[strlen(buf) - 1] = 0;
+ len = strlen(buf);
+ while ( (isspace(buf[len - 1]))
+ && (buf[0] != '\0')
+ && (buf[1] != '\0') )
+ buf[--len] = 0;
serv_puts(buf);
- strcpy(buf, "");
- if (convert_to_html) {
- strcat(buf, "<BR>");
- }
- else {
- if (ptr[pos] != 0) strcat(buf, " ");
- }
+ buf[0] = 0;
+ if (ptr[pos] != 0) strcat(buf, " ");
} else {
a = strlen(buf);
buf[a + 1] = 0;
if ((ch == 32) && (strlen(buf) > 200)) {
buf[a] = 0;
serv_puts(buf);
- strcpy(buf, "");
+ buf[0] = 0;
}
if (strlen(buf) > 250) {
serv_puts(buf);
- strcpy(buf, "");
+ buf[0] = 0;
}
}
}
serv_puts(buf);
+}
+
- if (convert_to_html) {
- serv_puts("</BODY></HTML>\n");
+/**
+ * \brief Transmit message text (in memory) to the server,
+ * converting to Quoted-Printable encoding as we go.
+ *
+ * \param ptr Pointer to the message being transmitted
+ */
+void text_to_server_qp(char *ptr)
+{
+ unsigned char ch, buf[256];
+ int pos;
+ int output_len = 0;
+
+ pos = 0;
+ buf[0] = 0;
+ output_len = 0;
+
+ while (ptr[pos] != 0) {
+ ch = (unsigned char)(ptr[pos++]);
+
+ if (ch == 13) {
+ /* ignore carriage returns */
+ }
+ else if (ch == 10) {
+ /* hard line break */
+ if (output_len > 0) {
+ if (isspace(buf[output_len-1])) {
+ sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
+ output_len += 2;
+ }
+ }
+ buf[output_len++] = 0;
+ serv_puts((char *)buf);
+ output_len = 0;
+ }
+ else if (ch == 9) {
+ buf[output_len++] = ch;
+ }
+ else if ( (ch >= 32) && (ch <= 60) ) {
+ buf[output_len++] = ch;
+ }
+ else if ( (ch >= 62) && (ch <= 126) ) {
+ buf[output_len++] = ch;
+ }
+ else {
+ sprintf((char *)&buf[output_len], "=%02X", ch);
+ output_len += 3;
+ }
+
+ if (output_len > 72) {
+ /* soft line break */
+ if (isspace(buf[output_len-1])) {
+ sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
+ output_len += 2;
+ }
+ buf[output_len++] = '=';
+ buf[output_len++] = 0;
+ serv_puts((char *)buf);
+ output_len = 0;
+ }
}
+ /* end of data - transmit anything that's left */
+ if (output_len > 0) {
+ if (isspace(buf[output_len-1])) {
+ sprintf((char *)&buf[output_len-1], "=%02X", buf[output_len-1]);
+ output_len += 2;
+ }
+ buf[output_len++] = 0;
+ serv_puts((char *)buf);
+ output_len = 0;
+ }
}
-/*
- * translate server message output to text
+
+/**
+ * \brief translate server message output to text
* (used for editing room info files and such)
*/
void server_to_text()
int count = 0;
- while (serv_gets(buf), strcmp(buf, "000")) {
+ while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
if ((buf[0] == 32) && (count > 0)) {
wprintf("\n");
}
-/*
+/**
* Read binary data from server into memory using a series of
* server READ commands.
+ * \return the read content as StrBuf
*/
-void read_server_binary(char *buffer, size_t total_len) {
+int read_server_binary(StrBuf *Ret, size_t total_len)
+{
char buf[SIZ];
size_t bytes = 0;
size_t thisblock = 0;
+ StrBuf *Buf;
+
+ Buf = NewStrBuf();
+ if (Ret == NULL)
+ return -1;
- memset(buffer, 0, total_len);
while (bytes < total_len) {
thisblock = 4095;
if ((total_len - bytes) < thisblock) {
thisblock = total_len - bytes;
- if (thisblock == 0) return;
+ if (thisblock == 0) {
+ FlushStrBuf(Ret);
+ FreeStrBuf(&Buf);
+ return -1;
+ }
}
serv_printf("READ %d|%d", (int)bytes, (int)thisblock);
- serv_gets(buf);
- if (buf[0] == '6') {
- thisblock = (size_t)atoi(&buf[4]);
- if (!WC->connected) return;
- serv_read(&buffer[bytes], thisblock);
- bytes += thisblock;
+ if (StrBuf_ServGetln(Buf) > 0)
+ {
+ if (ChrPtr(Buf)[0] == '6')
+ {
+ StrBufCutLeft(Buf, 4); //thisblock = (size_t)atoi(&buf[4]);
+ thisblock = StrTol(Buf);
+ if (!WC->connected) {
+ FlushStrBuf(Ret);
+ FreeStrBuf(&Buf);
+ return -1;
+ }
+ StrBuf_ServGetBLOB(Ret, thisblock);
+ bytes += thisblock;
+ }
+ else {
+ FreeStrBuf(&Buf);
+ lprintf(3, "Error: %s\n", &buf[4]);
+ return -1;
+ }
}
- else {
- lprintf(3, "Error: %s\n", &buf[4]);
- return;
+ }
+ FreeStrBuf(&Buf);
+ return StrLength(Ret);
+}
+
+
+/**
+ * \brief Read text from server, appending to a string buffer until the
+ * usual 000 terminator is found. Caller is responsible for freeing
+ * the returned pointer.
+ */
+int read_server_text(StrBuf *Buf, long *nLines)
+{
+ struct wcsession *WCC = WC;
+ long nRead;
+ long nTotal = 0;
+ long nlines;
+
+ nlines = 0;
+ while ((WCC->serv_sock!=-1) &&
+ (nRead = StrBuf_ServGetln(Buf), (nRead >= 0) ))
+ {
+ if (strcmp(ChrPtr(Buf) + nTotal, "000") != 0) {
+ StrBufCutRight(Buf, nRead);
+ break;
}
+ nTotal += nRead;
+ nlines ++;
}
+
+ *nLines = nlines;
+ return nTotal;
}
+
+/*@}*/