summaryrefslogtreecommitdiffstats
path: root/src/.svn/text-base/add-caldav-object.c.svn-base
blob: 544c0695115bdf36ed474d362d3dab42d046b909 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
/* vim: set textwidth=80 tabstop=4: */

/* Copyright (c) 2008 Michael Rasmussen ([email protected])
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 3 of the License, or
 * (at your option) any later version.
 *
 * 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.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 */

#ifdef HAVE_CONFIG_H
#  include "config.h"
#endif

#include "add-caldav-object.h"
#include <glib.h>
#include <curl/curl.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>

/**
 * Function for adding a new event.
 * @param settings A pointer to caldav_settings. @see caldav_settings
 * @param error A pointer to caldav_error. @see caldav_error
 * @return TRUE in case of error, FALSE otherwise.
 */
gboolean caldav_add(caldav_settings* settings, caldav_error* error) {
	CURL* curl;
	CURLcode res = 0;
	char error_buf[CURL_ERROR_SIZE];
	struct config_data data;
	struct MemoryStruct chunk;
	struct MemoryStruct headers;
	struct curl_slist *http_header = NULL;
	gboolean result = FALSE;
	gchar* url;

	chunk.memory = NULL; /* we expect realloc(NULL, size) to work */
	chunk.size = 0;    /* no data at this point */
	headers.memory = NULL;
	headers.size = 0;

	curl = get_curl(settings);
	if (!curl) {
		error->code = -1;
		error->str = g_strdup("Could not initialize libcurl");
		g_free(settings->file);
		settings->file = NULL;
		return TRUE;
	}

	http_header = curl_slist_append(http_header,
			"Content-Type: text/calendar; charset=\"utf-8\"");
	http_header = curl_slist_append(http_header, "If-None-Match: *");
	http_header = curl_slist_append(http_header, "Expect:");
	http_header = curl_slist_append(http_header, "Transfer-Encoding:");
	data.trace_ascii = settings->trace_ascii;

	curl_easy_setopt(curl, CURLOPT_HTTPHEADER, http_header);
	/* send all data to this function  */
	curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, WriteMemoryCallback);
	/* we pass our 'chunk' struct to the callback function */
	curl_easy_setopt(curl, CURLOPT_WRITEDATA, (void *)&chunk);
	/* send all data to this function  */
	curl_easy_setopt(curl, CURLOPT_HEADERFUNCTION,	WriteHeaderCallback);
	/* we pass our 'headers' struct to the callback function */
	curl_easy_setopt(curl, CURLOPT_WRITEHEADER, (void *)&headers);
	curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, (char *) &error_buf);
	if (settings->debug) {
		curl_easy_setopt(curl, CURLOPT_DEBUGFUNCTION, my_trace);
		curl_easy_setopt(curl, CURLOPT_DEBUGDATA, &data);
		curl_easy_setopt(curl, CURLOPT_VERBOSE, 1);
	}
	gchar* tmp = random_file_name(settings->file);
	gchar* s = rebuild_url(settings, NULL);
	if (g_str_has_suffix(s, "/")) {
		url = g_strdup_printf("%slibcaldav-%s.ics", s, tmp);
	}
	else {
		url = g_strdup_printf("%s/libcaldav-%s.ics", s, tmp);
	}
	g_free(s);
	g_free(tmp);
	curl_easy_setopt(curl, CURLOPT_URL, url);
	tmp = g_strdup(settings->file);
	g_free(settings->file);
	settings->file = verify_uid(tmp);
	g_free(tmp);
	/* enable uploading */
	curl_easy_setopt(curl, CURLOPT_POSTFIELDS, settings->file);
	curl_easy_setopt (curl, CURLOPT_POSTFIELDSIZE, strlen(settings->file));
	curl_easy_setopt(curl, CURLOPT_CUSTOMREQUEST, "PUT");
	curl_easy_setopt(curl, CURLOPT_FOLLOWLOCATION, 1);
	curl_easy_setopt(curl, CURLOPT_UNRESTRICTED_AUTH, 1);
	curl_easy_setopt(curl, CURLOPT_POSTREDIR, CURL_REDIR_POST_ALL);
	res = curl_easy_perform(curl);
	if (res != 0) {
		error->code = -1;
		error->str = g_strdup_printf("%s", error_buf);
		g_free(settings->file);
		settings->file = NULL;
		result = TRUE;
	}
	else {
		long code;
		res = curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &code);
		if (code != 201) {
			error->str = g_strdup(chunk.memory);
			error->code = code;
			result = TRUE;
		}
	}
	if (chunk.memory)
		free(chunk.memory);
	if (headers.memory)
		free(headers.memory);
	curl_slist_free_all(http_header);
	curl_easy_cleanup(curl);
	return result;
}