#include <stdarg.h>
#include <pthread.h>
#include <signal.h>
+
+#ifdef HAVE_ICONV
+#include <iconv.h>
+#endif
+
#include "webcit.h"
#include "vcard.h"
#include "webserver.h"
};
+
+#ifdef HAVE_ICONV
+/* Handle subjects with RFC2047 encoding, such as:
+ * =?koi8-r?B?78bP0s3Mxc7JxSDXz9rE1dvO2c3JINvB0sHNySDP?=
+ */
+void utf8ify_rfc822_string(char *buf) {
+ char *start, *end;
+ char newbuf[1024];
+ char charset[128];
+ char encoding[16];
+ char istr[1024];
+ iconv_t ic = (iconv_t)(-1) ;
+ char *ibuf; /* Buffer of characters to be converted */
+ char *obuf; /* Buffer for converted characters */
+ size_t ibuflen; /* Length of input buffer */
+ size_t obuflen; /* Length of output buffer */
+ char *isav; /* Saved pointer to input buffer */
+ char *osav; /* Saved pointer to output buffer */
+
+ while (start=strstr(buf, "=?"), end=strstr(buf, "?="),
+ ((start != NULL) && (end != NULL) && (end > start)) )
+ {
+ extract_token(charset, start, 1, '?', sizeof charset);
+ extract_token(encoding, start, 2, '?', sizeof encoding);
+ extract_token(istr, start, 3, '?', sizeof istr);
+
+ strcpy(start, "");
+ ++end;
+ ++end;
+
+ ibuf = malloc(1024);
+ isav = ibuf;
+ if (!strcasecmp(encoding, "B")) { /* base64 */
+ ibuflen = CtdlDecodeBase64(ibuf, istr, strlen(istr));
+ }
+ else if (!strcasecmp(encoding, "Q")) { /* quoted-printable */
+ ibuflen = CtdlDecodeQuotedPrintable(ibuf, istr, strlen(istr));
+ }
+ else {
+ strcpy(ibuf, istr); /* huh? */
+ ibuflen = strlen(istr);
+ }
+
+ ic = iconv_open("UTF-8", charset);
+ if (ic != (iconv_t)(-1) ) {
+ obuf = malloc(1024);
+ obuflen = 1024;
+ obuf = (char *) malloc(obuflen);
+ osav = obuf;
+ iconv(ic, &ibuf, &ibuflen, &obuf, &obuflen);
+ osav[1024-obuflen] = 0;
+ snprintf(newbuf, sizeof newbuf, "%s%s%s", buf, osav, end);
+ strcpy(buf, newbuf);
+ free(osav);
+ iconv_close(ic);
+ }
+ else {
+ snprintf(newbuf, sizeof newbuf, "%s(unreadable)%s", buf, end);
+ strcpy(buf, newbuf);
+ }
+
+ free(isav);
+ }
+
+}
+#endif
+
+
/*
* Look for URL's embedded in a buffer and make them linkable. We use a
* target window in order to keep the BBS session in its own window.
char vcard_partnum[256];
char cal_partnum[256];
char *part_source = NULL;
+#ifdef HAVE_ICONV
+ iconv_t ic = (iconv_t)(-1) ;
+ char *ibuf; /* Buffer of characters to be converted */
+ char *obuf; /* Buffer for converted characters */
+ size_t ibuflen; /* Length of input buffer */
+ size_t obuflen; /* Length of output buffer */
+ char *osav; /* Saved pointer to output buffer */
+#endif
strcpy(from, "");
strcpy(node, "");
if (!strncasecmp(buf, "from=", 5)) {
strcpy(from, &buf[5]);
wprintf("from <A HREF=\"/showuser&who=");
+#ifdef HAVE_ICONV
+ utf8ify_rfc822_string(from);
+#endif
urlescputs(from);
wprintf("\">");
escputs(from);
}
wprintf("</SPAN>");
+#ifdef HAVE_ICONV
+ utf8ify_rfc822_string(m_subject);
+#endif
if (strlen(m_subject) > 0) {
wprintf("<br />"
"<SPAN CLASS=\"message_subject\">"
}
}
- wprintf("Content-type: %s<br />\n", mime_content_type);
- wprintf("Charset: %s<br />\n", mime_charset);
+ /* Set up a character set conversion if we need to (and if we can) */
+#ifdef HAVE_ICONV
+ if ( (strcasecmp(mime_charset, "us-ascii"))
+ && (strcasecmp(mime_charset, "UTF-8")) ) {
+ ic = iconv_open("UTF-8", mime_charset);
+ if (ic == (iconv_t)(-1) ) {
+ lprintf(5, "iconv_open() failed: %s\n", strerror(errno));
+ }
+ }
+#endif
/* Messages in legacy Citadel variformat get handled thusly... */
if (!strcasecmp(mime_content_type, "text/x-citadel-variformat")) {
while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) {
if (buf[strlen(buf)-1] == '\n') buf[strlen(buf)-1] = 0;
if (buf[strlen(buf)-1] == '\r') buf[strlen(buf)-1] = 0;
+
+#ifdef HAVE_ICONV
+ if (ic != (iconv_t)(-1) ) {
+ ibuf = buf;
+ ibuflen = strlen(ibuf);
+ obuflen = SIZ;
+ obuf = (char *) malloc(obuflen);
+ osav = obuf;
+ iconv(ic, &ibuf, &ibuflen, &obuf, &obuflen);
+ osav[SIZ-obuflen] = 0;
+ safestrncpy(buf, osav, sizeof buf);
+ free(osav);
+ }
+#endif
+
while ((strlen(buf) > 0) && (isspace(buf[strlen(buf) - 1])))
buf[strlen(buf) - 1] = 0;
if ((bq == 0) &&
else /* HTML is fun, but we've got to strip it first */
if (!strcasecmp(mime_content_type, "text/html")) {
- output_html();
+ output_html(mime_charset);
}
/* Unknown weirdness */
/* end everythingamundo table */
wprintf("</TD></TR></TABLE>\n");
wprintf("</div><br />\n");
+
+#ifdef HAVE_ICONV
+ if (ic != (iconv_t)(-1) ) {
+ iconv_close(ic);
+ }
+#endif
}
if (!strncasecmp(buf, "subj=", 5)) {
if (strlen(&buf[5]) > 0) {
strcpy(summ.subj, &buf[5]);
+#ifdef HAVE_ICONV
+ /* Handle subjects with RFC2047 encoding */
+ utf8ify_rfc822_string(summ.subj);
+#endif
if (strlen(summ.subj) > 75) {
strcpy(&summ.subj[72], "...");
}
}
}
+#ifdef HAVE_ICONV
+ /* Handle senders with RFC2047 encoding */
+ utf8ify_rfc822_string(summ.from);
+#endif
if (strlen(summ.from) > 25) {
strcpy(&summ.from[22], "...");
}