2 * viking -- GPS Data and Topo Analyzer, Explorer, and Manager
4 * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net>
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
30 #include <curl/curl.h>
33 #include "curl_download.h"
35 static gchar *get_cookie_file(gboolean init)
37 static gchar *cookie_file = NULL;
38 static GMutex *mutex = NULL;
40 if (init) { /* to make sure it's thread safe */
41 mutex = g_mutex_new();
42 static gchar *cookie_fn = "cookies.txt";
43 const gchar *viking_dir = a_get_viking_dir();
44 cookie_file = g_build_filename(viking_dir, cookie_fn, NULL);
49 g_assert(cookie_file != NULL);
52 if (access(cookie_file, F_OK)) { /* file not there */
53 FILE * out_file = fopen("/dev/null", "w");
55 CURL *curl = curl_easy_init();
56 curl_easy_setopt(curl, CURLOPT_URL, "http://maps.google.com/"); /* google.com sets "PREF" cookie */
57 curl_easy_setopt ( curl, CURLOPT_FILE, out_file );
58 curl_easy_setopt(curl, CURLOPT_COOKIEJAR, cookie_file);
59 res = curl_easy_perform(curl);
60 if (res != CURLE_OK) {
61 g_warning("%s() Curl perform failed: %s\n", __PRETTY_FUNCTION__,
62 curl_easy_strerror(res));
65 curl_easy_cleanup(curl);
67 g_mutex_unlock(mutex);
72 /* This should to be called from main() to make sure thread safe */
73 void curl_download_init()
75 curl_global_init(CURL_GLOBAL_ALL);
76 get_cookie_file(TRUE);
79 int curl_download_uri ( const char *uri, FILE *f, DownloadOptions *options )
82 CURLcode res = CURLE_FAILED_INIT;
83 const gchar *cookie_file;
85 curl = curl_easy_init ();
88 curl_easy_setopt ( curl, CURLOPT_URL, uri );
89 curl_easy_setopt ( curl, CURLOPT_FILE, f );
90 if (options != NULL) {
91 if(options->referer != NULL)
92 curl_easy_setopt ( curl, CURLOPT_REFERER, options->referer);
93 if(options->follow_location != 0) {
94 curl_easy_setopt ( curl, CURLOPT_FOLLOWLOCATION, 1);
95 curl_easy_setopt ( curl, CURLOPT_MAXREDIRS, options->follow_location);
98 curl_easy_setopt ( curl, CURLOPT_USERAGENT, "viking/" VERSION " libcurl/7.15.4" );
99 if ((cookie_file = get_cookie_file(FALSE)) != NULL)
100 curl_easy_setopt(curl, CURLOPT_COOKIEFILE, cookie_file);
101 res = curl_easy_perform ( curl );
102 curl_easy_cleanup ( curl );
107 int curl_download_get_url ( const char *hostname, const char *uri, FILE *f, DownloadOptions *options )
112 /* Compose the full url */
113 full = g_strdup_printf ( "http://%s%s", hostname, uri );
114 ret = curl_download_uri ( full, f, options );
118 return (ret ? -2 : 0); /* -2 HTTP error */