X-Git-Url: https://code.citadel.org/?p=citadel.git;a=blobdiff_plain;f=webcit%2Fdav_get.c;fp=webcit%2Fdav_get.c;h=0000000000000000000000000000000000000000;hp=9c57f52ad0cde7c1430dd2a4127cc91ea3b6852c;hb=76a0f8571de023fe6bd20390174a2302e0a0b982;hpb=50511759c152f4ca2e22fb39a9bf31fc9f9d916d diff --git a/webcit/dav_get.c b/webcit/dav_get.c deleted file mode 100644 index 9c57f52ad..000000000 --- a/webcit/dav_get.c +++ /dev/null @@ -1,275 +0,0 @@ -/* - * Handles GroupDAV GET requests. - * - * Copyright (c) 2005-2012 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. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - */ - -#include "webcit.h" -#include "webserver.h" -#include "dav.h" - - -/* - * Fetch the entire contents of the room as one big ics file. - * This is for "webcal://" type access. - */ -void dav_get_big_ics(void) { - char buf[1024]; - - serv_puts("ICAL getics"); - serv_getln(buf, sizeof buf); - if (buf[0] != '1') { - hprintf("HTTP/1.1 404 not found\r\n"); - dav_common_headers(); - hprintf("Content-Type: text/plain\r\n"); - begin_burst(); - wc_printf("%s\r\n", - &buf[4] - ); - end_burst(); - return; - } - - hprintf("HTTP/1.1 200 OK\r\n"); - dav_common_headers(); - hprintf("Content-type: text/calendar; charset=UTF-8\r\n"); - begin_burst(); - while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) { - wc_printf("%s\r\n", buf); - } - end_burst(); -} - - -/* - * MIME parser callback function for dav_get() - * Helps identify the relevant section of a multipart message - */ -void extract_preferred(char *name, char *filename, char *partnum, char *disp, - void *content, char *cbtype, char *cbcharset, - size_t length, char *encoding, char *cbid, void *userdata) -{ - struct epdata *epdata = (struct epdata *)userdata; - int hit = 0; - - /* We only want the first one that we found */ - if (!IsEmptyStr(epdata->found_section)) return; - - /* Check for a content type match */ - if (strlen(epdata->desired_content_type_1) > 0) { - if (!strcasecmp(epdata->desired_content_type_1, cbtype)) { - hit = 1; - } - } - if (!IsEmptyStr(epdata->desired_content_type_2)) { - if (!strcasecmp(epdata->desired_content_type_2, cbtype)) { - hit = 1; - } - } - - /* Is this the one? If so, output it. */ - if (hit) { - safestrncpy(epdata->found_section, partnum, sizeof epdata->found_section); - if (!IsEmptyStr(cbcharset)) { - safestrncpy(epdata->charset, cbcharset, sizeof epdata->charset); - } - hprintf("Content-type: %s; charset=%s\r\n", cbtype, epdata->charset); - begin_burst(); - StrBufAppendBufPlain(WC->WBuf, content, length, 0); - end_burst(); - } -} - - - -/* - * The pathname is always going to take one of two formats: - * /groupdav/room_name/euid (GroupDAV) - * /groupdav/room_name (webcal) - */ -void dav_get(void) -{ - wcsession *WCC = WC; - StrBuf *dav_roomname; - StrBuf *dav_uid; - long dav_msgnum = (-1); - char buf[1024]; - int in_body = 0; - char *ptr; - char *endptr; - char *msgtext = NULL; - size_t msglen = 0; - size_t msgalloc = 0; - int linelen; - char content_type[128]; - char charset[128]; - char date[128]; - struct epdata epdata; - - if (StrBufNum_tokens(WCC->Hdr->HR.ReqLine, '/') < 2) { - hprintf("HTTP/1.1 404 not found\r\n"); - dav_common_headers(); - hprintf("Content-Type: text/plain\r\n"); - wc_printf("The object you requested was not found.\r\n"); - end_burst(); - return; - } - - dav_roomname = NewStrBuf();; - dav_uid = NewStrBuf();; - StrBufExtract_token(dav_roomname, WCC->Hdr->HR.ReqLine, 0, '/'); - StrBufExtract_token(dav_uid, WCC->Hdr->HR.ReqLine, 1, '/'); - if ((!strcasecmp(ChrPtr(dav_uid), "ics")) || - (!strcasecmp(ChrPtr(dav_uid), "calendar.ics"))) { - FlushStrBuf(dav_uid); - } - - /* Go to the correct room. */ - if (strcasecmp(ChrPtr(WCC->CurRoom.name), ChrPtr(dav_roomname))) { - gotoroom(dav_roomname); - } - if (strcasecmp(ChrPtr(WCC->CurRoom.name), ChrPtr(dav_roomname))) { - hprintf("HTTP/1.1 404 not found\r\n"); - dav_common_headers(); - hprintf("Content-Type: text/plain\r\n"); - wc_printf("There is no folder called \"%s\" on this server.\r\n", - ChrPtr(dav_roomname)); - end_burst(); - FreeStrBuf(&dav_roomname); - FreeStrBuf(&dav_uid); - return; - } - - /** GET on the collection itself returns an ICS of the entire collection. - */ - if (StrLength(dav_uid) == 0) { - dav_get_big_ics(); - FreeStrBuf(&dav_roomname); - FreeStrBuf(&dav_uid); - return; - } - - dav_msgnum = locate_message_by_uid(ChrPtr(dav_uid)); - serv_printf("MSG2 %ld", dav_msgnum); - serv_getln(buf, sizeof buf); - if (buf[0] != '1') { - hprintf("HTTP/1.1 404 not found\r\n"); - dav_common_headers(); - hprintf("Content-Type: text/plain\r\n"); - wc_printf("Object \"%s\" was not found in the \"%s\" folder.\r\n", - ChrPtr(dav_uid), - ChrPtr(dav_roomname)); - end_burst(); - FreeStrBuf(&dav_roomname); - FreeStrBuf(&dav_uid); - return; - } - FreeStrBuf(&dav_roomname); - FreeStrBuf(&dav_uid); - - /* We got it; a message is now arriving from the server. Read it in. */ - - in_body = 0; - strcpy(charset, "UTF-8"); - strcpy(content_type, "text/plain"); - strcpy(date, ""); - while (serv_getln(buf, sizeof buf), strcmp(buf, "000")) { - linelen = strlen(buf); - - /* Append it to the buffer */ - if ((msglen + linelen + 3) > msgalloc) { - msgalloc = ( (msgalloc > 0) ? (msgalloc * 2) : 1024 ); - msgtext = realloc(msgtext, msgalloc); - } - strcpy(&msgtext[msglen], buf); - msglen += linelen; - strcpy(&msgtext[msglen], "\n"); - msglen += 1; - - /* Also learn some things about the message */ - if (linelen == 0) { - in_body = 1; - } - if (!in_body) { - if (!strncasecmp(buf, "Date:", 5)) { - safestrncpy(date, &buf[5], sizeof date); - string_trim(date); - } - if (!strncasecmp(buf, "Content-type:", 13)) { - safestrncpy(content_type, &buf[13], sizeof content_type); - string_trim(content_type); - ptr = bmstrcasestr(&buf[13], "charset="); - if (ptr) { - safestrncpy(charset, ptr+8, sizeof charset); - string_trim(charset); - endptr = strchr(charset, ';'); - if (endptr != NULL) strcpy(endptr, ""); - } - endptr = strchr(content_type, ';'); - if (endptr != NULL) strcpy(endptr, ""); - } - } - } - msgtext[msglen] = 0; - - /* Output headers common to single or multi part messages */ - - hprintf("HTTP/1.1 200 OK\r\n"); - dav_common_headers(); - hprintf("etag: \"%ld\"\r\n", dav_msgnum); - hprintf("Date: %s\r\n", date); - - memset(&epdata, 0, sizeof(struct epdata)); - safestrncpy(epdata.charset, charset, sizeof epdata.charset); - - /* If we have a multipart message on our hands, and we are in a groupware room, - * strip it down to only the relevant part. - */ - if (!strncasecmp(content_type, "multipart/", 10)) { - - if ( (WCC->CurRoom.defview == VIEW_CALENDAR) || (WCC->CurRoom.defview == VIEW_TASKS) ) { - strcpy(epdata.desired_content_type_1, "text/calendar"); - } - - else if (WCC->CurRoom.defview == VIEW_ADDRESSBOOK) { - strcpy(epdata.desired_content_type_1, "text/vcard"); - strcpy(epdata.desired_content_type_2, "text/x-vcard"); - } - - mime_parser(msgtext, &msgtext[msglen], extract_preferred, NULL, NULL, (void *)&epdata, 0); - } - - /* If epdata.found_section is empty, we haven't output anything yet, so output the whole thing */ - - if (IsEmptyStr(epdata.found_section)) { - ptr = msgtext; - endptr = &msgtext[msglen]; - - hprintf("Content-type: %s; charset=%s\r\n", content_type, charset); - - in_body = 0; - do { - ptr = memreadline(ptr, buf, sizeof buf); - - if (in_body) { - wc_printf("%s\r\n", buf); - } - else if ((buf[0] == 0) && (in_body == 0)) { - in_body = 1; - begin_burst(); - } - } while (ptr < endptr); - - end_burst(); - } - - free(msgtext); -}