* This file contains functions which handle all of the CalDAV "REPORT" queries
* specified in RFC4791 section 7.
*
- * Copyright (c) 2016 by the citadel.org team
+ * Copyright (c) 2018 by the citadel.org team
*
* This program is open source software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 3.
/*
* A CalDAV REPORT can only be one type. This is stored in the report_type member.
*/
-enum cr_type
-{
+enum cr_type {
cr_calendar_query,
cr_calendar_multiget,
cr_freebusy_query
*/
void caldav_xml_start(void *data, const char *el, const char **attr)
{
- struct cr_parms *crp = (struct cr_parms *)data;
+ struct cr_parms *crp = (struct cr_parms *) data;
int i;
// syslog(LOG_DEBUG, "CALDAV ELEMENT START: <%s> %d", el, crp->tag_nesting_level);
- for (i=0; attr[i] != NULL; i+=2) {
- syslog(LOG_DEBUG, " Attribute '%s' = '%s'", attr[i], attr[i+1]);
+ for (i = 0; attr[i] != NULL; i += 2) {
+ syslog(LOG_DEBUG, " Attribute '%s' = '%s'", attr[i], attr[i + 1]);
}
if (!strcasecmp(el, "urn:ietf:params:xml:ns:caldav:calendar-multiget")) {
*/
void caldav_xml_end(void *data, const char *el)
{
- struct cr_parms *crp = (struct cr_parms *)data;
+ struct cr_parms *crp = (struct cr_parms *) data;
--crp->tag_nesting_level;
if (crp->Chardata != NULL) {
}
// syslog(LOG_DEBUG, "CALDAV ELEMENT END : <%s> %d", el, crp->tag_nesting_level);
- if ( (!strcasecmp(el, "DAV::href")) || (!strcasecmp(el, "DAV:href")) ) {
- if (crp->Hrefs == NULL) { // append crp->Chardata to crp->Hrefs
+ if ((!strcasecmp(el, "DAV::href")) || (!strcasecmp(el, "DAV:href"))) {
+ if (crp->Hrefs == NULL) { // append crp->Chardata to crp->Hrefs
crp->Hrefs = NewStrBuf();
- }
- else {
+ } else {
StrBufAppendBufPlain(crp->Hrefs, HKEY("|"), 0);
}
StrBufAppendBuf(crp->Hrefs, crp->Chardata, 0);
}
- if (crp->Chardata != NULL) { // Tag is closed; chardata is now out of scope.
- FreeStrBuf(&crp->Chardata); // Free the buffer.
+ if (crp->Chardata != NULL) { // Tag is closed; chardata is now out of scope.
+ FreeStrBuf(&crp->Chardata); // Free the buffer.
crp->Chardata = NULL;
}
}
/*
* XML parser callback
*/
-void caldav_xml_chardata(void *data, const XML_Char *s, int len)
+void caldav_xml_chardata(void *data, const XML_Char * s, int len)
{
- struct cr_parms *crp = (struct cr_parms *)data;
+ struct cr_parms *crp = (struct cr_parms *) data;
if (crp->Chardata == NULL) {
crp->Chardata = NewStrBuf();
* NOTE: this function expects that "MSGP text/calendar" was issued at the beginning
* of a REPORT operation to set our preferred MIME type to calendar data.
*/
-StrBuf *fetch_ical(struct ctdlsession *c, long msgnum)
+StrBuf *fetch_ical(struct ctdlsession * c, long msgnum)
{
char buf[1024];
StrBuf *Buf = NULL;
}
while (ctdl_readline(c, buf, sizeof(buf)), strcmp(buf, "000")) {
- if (Buf != NULL) { // already in body
+ if (Buf != NULL) { // already in body
StrBufAppendPrintf(Buf, "%s\n", buf);
- }
- else if (IsEmptyStr(buf)) { // beginning of body
+ } else if (IsEmptyStr(buf)) { // beginning of body
Buf = NewStrBuf();
}
}
* Called by caldav_report() to output a single item.
* Our policy is to throw away the list of properties the client asked for, and just send everything.
*/
-caldav_response(struct http_transaction *h, struct ctdlsession *c, StrBuf *ReportOut, StrBuf *ThisHref)
+void caldav_response(struct http_transaction *h, struct ctdlsession *c, StrBuf * ReportOut, StrBuf * ThisHref)
{
long msgnum;
StrBuf *Caldata = NULL;
euid = strrchr(ChrPtr(ThisHref), '/');
if (euid != NULL) {
++euid;
- }
- else {
- euid = (char *)ChrPtr(ThisHref);
+ } else {
+ euid = (char *) ChrPtr(ThisHref);
}
char *unescaped_euid = strdup(euid);
- if (!unescaped_euid) return;
+ if (!unescaped_euid)
+ return;
unescape_input(unescaped_euid);
StrBufAppendPrintf(ReportOut, "<D:response>");
- StrBufAppendPrintf(ReportOut, "<D:href>");
- StrBufXMLEscAppend(ReportOut, ThisHref, NULL, 0, 0);
- StrBufAppendPrintf(ReportOut, "</D:href>");
- StrBufAppendPrintf(ReportOut, "<D:propstat>");
+ StrBufAppendPrintf(ReportOut, "<D:href>");
+ StrBufXMLEscAppend(ReportOut, ThisHref, NULL, 0, 0);
+ StrBufAppendPrintf(ReportOut, "</D:href>");
+ StrBufAppendPrintf(ReportOut, "<D:propstat>");
msgnum = locate_message_by_uid(c, unescaped_euid);
free(unescaped_euid);
Caldata = fetch_ical(c, msgnum);
}
- if (Caldata != NULL)
- {
+ if (Caldata != NULL) {
// syslog(LOG_DEBUG, "caldav_response(%s) 200 OK", ChrPtr(ThisHref));
- StrBufAppendPrintf(ReportOut, "<D:status>");
- StrBufAppendPrintf(ReportOut, "HTTP/1.1 200 OK");
- StrBufAppendPrintf(ReportOut, "</D:status>");
- StrBufAppendPrintf(ReportOut, "<D:prop>");
- StrBufAppendPrintf(ReportOut, "<D:getetag>");
- StrBufAppendPrintf(ReportOut, "%ld", msgnum);
- StrBufAppendPrintf(ReportOut, "</D:getetag>");
- StrBufAppendPrintf(ReportOut, "<C:calendar-data>");
- StrBufXMLEscAppend(ReportOut, Caldata, NULL, 0, 0);
- StrBufAppendPrintf(ReportOut, "</C:calendar-data>");
- StrBufAppendPrintf(ReportOut, "</D:prop>");
+ StrBufAppendPrintf(ReportOut, "<D:status>");
+ StrBufAppendPrintf(ReportOut, "HTTP/1.1 200 OK");
+ StrBufAppendPrintf(ReportOut, "</D:status>");
+ StrBufAppendPrintf(ReportOut, "<D:prop>");
+ StrBufAppendPrintf(ReportOut, "<D:getetag>");
+ StrBufAppendPrintf(ReportOut, "%ld", msgnum);
+ StrBufAppendPrintf(ReportOut, "</D:getetag>");
+ StrBufAppendPrintf(ReportOut, "<C:calendar-data>");
+ StrBufXMLEscAppend(ReportOut, Caldata, NULL, 0, 0);
+ StrBufAppendPrintf(ReportOut, "</C:calendar-data>");
+ StrBufAppendPrintf(ReportOut, "</D:prop>");
FreeStrBuf(&Caldata);
Caldata = NULL;
- }
- else {
+ } else {
// syslog(LOG_DEBUG, "caldav_response(%s) 404 not found", ChrPtr(ThisHref));
- StrBufAppendPrintf(ReportOut, "<D:status>");
- StrBufAppendPrintf(ReportOut, "HTTP/1.1 404 not found");
- StrBufAppendPrintf(ReportOut, "</D:status>");
+ StrBufAppendPrintf(ReportOut, "<D:status>");
+ StrBufAppendPrintf(ReportOut, "HTTP/1.1 404 not found");
+ StrBufAppendPrintf(ReportOut, "</D:status>");
}
- StrBufAppendPrintf(ReportOut, "</D:propstat>");
+ StrBufAppendPrintf(ReportOut, "</D:propstat>");
StrBufAppendPrintf(ReportOut, "</D:response>");
}
XML_SetElementHandler(xp, caldav_xml_start, caldav_xml_end);
XML_SetCharacterDataHandler(xp, caldav_xml_chardata);
XML_SetUserData(xp, &crp);
- XML_SetDefaultHandler(xp, NULL); // Disable internal entity expansion to prevent "billion laughs attack"
+ XML_SetDefaultHandler(xp, NULL); // Disable internal entity expansion to prevent "billion laughs attack"
XML_Parse(xp, h->request_body, h->request_body_length, 1);
XML_ParserFree(xp);
- if (crp.Chardata != NULL) { // Discard any trailing chardata ... normally nothing here
+ if (crp.Chardata != NULL) { // Discard any trailing chardata ... normally nothing here
FreeStrBuf(&crp.Chardata);
crp.Chardata = NULL;
}
syslog(LOG_DEBUG, "CalDAV REPORT type is: %d", crp.report_type);
StrBuf *ReportOut = NewStrBuf();
StrBufAppendPrintf(ReportOut, "<?xml version=\"1.0\" encoding=\"utf-8\"?>"
- "<D:multistatus "
- "xmlns:D=\"DAV:\" "
- "xmlns:C=\"urn:ietf:params:xml:ns:caldav\""
- ">"
- );
+ "<D:multistatus " "xmlns:D=\"DAV:\" " "xmlns:C=\"urn:ietf:params:xml:ns:caldav\"" ">");
- if (crp.Hrefs != NULL) { // Output all qualifying calendar items!
+ if (crp.Hrefs != NULL) { // Output all qualifying calendar items!
StrBuf *ThisHref = NewStrBuf();
const char *pvset = NULL;
while (StrBufExtract_NextToken(ThisHref, crp.Hrefs, &pvset, '|') >= 0) {
crp.Hrefs = NULL;
}
- StrBufAppendPrintf(ReportOut, "</D:multistatus>\n"); // End the REPORT.
+ StrBufAppendPrintf(ReportOut, "</D:multistatus>\n"); // End the REPORT.
add_response_header(h, strdup("Content-type"), strdup("text/xml"));
h->response_code = 207;
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