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3292ba8b GB |
1 | /* |
2 | * viking -- GPS Data and Topo Analyzer, Explorer, and Manager | |
3 | * | |
4 | * Copyright (C) 2003-2005, Evan Battaglia <gtoevan@gmx.net> | |
5 | * | |
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. | |
10 | * | |
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. | |
15 | * | |
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 | |
19 | * | |
20 | */ | |
21 | ||
80d0ff2b QT |
22 | #include <unistd.h> |
23 | ||
3292ba8b GB |
24 | #ifdef HAVE_CONFIG_H |
25 | #include "config.h" | |
26 | #endif | |
27 | ||
28 | #include <gtk/gtk.h> | |
29 | ||
3292ba8b | 30 | #include <curl/curl.h> |
3292ba8b | 31 | |
80d0ff2b | 32 | #include "file.h" |
3292ba8b GB |
33 | #include "curl_download.h" |
34 | ||
80d0ff2b QT |
35 | static gchar *get_cookie_file(gboolean init) |
36 | { | |
37 | static gchar *cookie_file = NULL; | |
38 | static GMutex *mutex = NULL; | |
39 | ||
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(); | |
6f2b61bb | 44 | cookie_file = g_build_filename(viking_dir, cookie_fn, NULL); |
80d0ff2b QT |
45 | unlink(cookie_file); |
46 | return NULL; | |
47 | } | |
48 | ||
49 | g_assert(cookie_file != NULL); | |
50 | ||
51 | g_mutex_lock(mutex); | |
52 | if (access(cookie_file, F_OK)) { /* file not there */ | |
53 | FILE * out_file = fopen("/dev/null", "w"); | |
54 | CURLcode res; | |
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) { | |
7742da66 | 61 | g_warning("%s() Curl perform failed: %s\n", __PRETTY_FUNCTION__, |
80d0ff2b QT |
62 | curl_easy_strerror(res)); |
63 | unlink(cookie_file); | |
64 | } | |
65 | curl_easy_cleanup(curl); | |
66 | } | |
67 | g_mutex_unlock(mutex); | |
68 | ||
69 | return(cookie_file); | |
70 | } | |
71 | ||
72 | /* This should to be called from main() to make sure thread safe */ | |
73 | void curl_download_init() | |
74 | { | |
75 | curl_global_init(CURL_GLOBAL_ALL); | |
76 | get_cookie_file(TRUE); | |
77 | } | |
78 | ||
a3188993 | 79 | int curl_download_uri ( const char *uri, FILE *f, DownloadOptions *options ) |
3292ba8b | 80 | { |
3292ba8b | 81 | CURL *curl; |
11f88b69 | 82 | CURLcode res = CURLE_FAILED_INIT; |
80d0ff2b | 83 | const gchar *cookie_file; |
3292ba8b GB |
84 | |
85 | curl = curl_easy_init (); | |
86 | if ( curl ) | |
87 | { | |
88 | curl_easy_setopt ( curl, CURLOPT_URL, uri ); | |
89 | curl_easy_setopt ( curl, CURLOPT_FILE, f ); | |
1a8143e6 BZ |
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); | |
96 | } | |
97 | } | |
c7fd05d2 | 98 | curl_easy_setopt ( curl, CURLOPT_USERAGENT, PACKAGE "/" VERSION " libcurl/7.15.4" ); |
494eb388 | 99 | if ((cookie_file = get_cookie_file(FALSE)) != NULL) |
80d0ff2b | 100 | curl_easy_setopt(curl, CURLOPT_COOKIEFILE, cookie_file); |
3292ba8b GB |
101 | res = curl_easy_perform ( curl ); |
102 | curl_easy_cleanup ( curl ); | |
103 | } | |
11f88b69 | 104 | return(res); |
3292ba8b GB |
105 | } |
106 | ||
0c1044e9 | 107 | int curl_download_get_url ( const char *hostname, const char *uri, FILE *f, DownloadOptions *options, gboolean ftp ) |
3292ba8b GB |
108 | { |
109 | int ret; | |
110 | gchar *full = NULL; | |
111 | ||
112 | /* Compose the full url */ | |
0c1044e9 | 113 | full = g_strdup_printf ( "%s://%s%s", (ftp?"ftp":"http"), hostname, uri ); |
a3188993 | 114 | ret = curl_download_uri ( full, f, options ); |
3292ba8b GB |
115 | g_free ( full ); |
116 | full = NULL; | |
117 | ||
11f88b69 | 118 | return (ret ? -2 : 0); /* -2 HTTP error */ |
3292ba8b | 119 | } |