2 * Copyright (C) 2011-2012 jeanfi@gmail.com
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License as
6 * published by the Free Software Foundation; either version 2 of the
7 * License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful, but
10 * WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * General Public License for more details.
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 #define _(String) gettext(String)
27 #include <curl/curl.h>
28 #include <json/json.h>
37 static const char *QUERY_GET_PUBLISHED_BINARIES = "?ws.op=getPublishedBinaries";
38 static const char *QUERY_GET_DOWNLOAD_COUNT = "?ws.op=getDownloadCount";
40 QUERY_GET_DAILY_DOWNLOAD_TOTALS = "?ws.op=getDailyDownloadTotals";
42 static const int DEFAULT_FETCH_RETRIES = 3;
51 static size_t cbk_curl(void *buffer, size_t size, size_t nmemb, void *userp)
53 size_t realsize = size * nmemb;
54 struct ucontent *mem = (struct ucontent *)userp;
56 mem->data = realloc(mem->data, mem->len + realsize + 1);
58 memcpy(&(mem->data[mem->len]), buffer, realsize);
60 mem->data[mem->len] = 0;
68 log_debug(_("initializing CURL"));
69 curl_global_init(CURL_GLOBAL_ALL);
70 curl = curl_easy_init();
77 static char *fetch_url(const char *url)
79 struct ucontent *content = malloc(sizeof(struct ucontent));
84 log_debug(_("fetch_url(): %s"), url);
90 retries = DEFAULT_FETCH_RETRIES;
93 content->data = malloc(1);
94 content->data[0] = '\0';
97 curl_easy_setopt(curl, CURLOPT_URL, url);
98 curl_easy_setopt(curl, CURLOPT_VERBOSE, 0);
99 curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, cbk_curl);
100 curl_easy_setopt(curl, CURLOPT_WRITEDATA, content);
101 curl_easy_setopt(curl, CURLOPT_USERAGENT, "ppastats/0.0");
103 if (curl_easy_perform(curl) == CURLE_OK) {
104 curl_easy_getinfo(curl, CURLINFO_RESPONSE_CODE, &code);
108 result = content->data;
114 log_err(_("Fetch failed with code %ld for URL %s"),
119 log_debug(_("Wait 5s before retry"));
129 log_err(_("Fetch failed with code %ld for URL %s"),
143 static json_object *get_json_object(const char *url)
145 json_object *obj = NULL;
148 body = fetch_url(url);
151 obj = json_tokener_parse(body);
161 #define json_object_to_bpph_list \
162 json_object_to_binary_package_publishing_history_list
164 struct binary_package_publishing_history * *
165 get_binary_package_publishing_history_list(const char *archive_url,
166 const char *pkg_status)
168 struct json_object *o_next;
171 void **result = NULL;
173 url = malloc(strlen(archive_url)+
174 strlen(QUERY_GET_PUBLISHED_BINARIES)+
175 (pkg_status ? strlen("&status=")+strlen(pkg_status) : 0)+
178 strcpy(url, archive_url);
179 strcat(url, QUERY_GET_PUBLISHED_BINARIES);
182 strcat(url, "&status=");
183 strcat(url, pkg_status);
187 o = get_json_object(url);
194 result = list_append_list(result,
195 (void **)json_object_to_bpph_list(o));
197 o_next = json_object_object_get(o, "next_collection_link");
200 url = strdup(json_object_get_string(o_next));
205 return (struct binary_package_publishing_history **)result;
208 int get_download_count(const char *archive_url)
210 int n = strlen(archive_url) + strlen(QUERY_GET_DOWNLOAD_COUNT) + 1;
211 char *url = malloc(n);
215 strcpy(url, archive_url);
216 strcat(url, QUERY_GET_DOWNLOAD_COUNT);
218 obj = get_json_object(url);
224 result = json_object_get_int(obj);
226 json_object_put(obj);
231 const struct distro_arch_series *get_distro_arch_series(const char *url)
234 const struct distro_arch_series *distro;
236 distro = cache_get(url);
238 return (struct distro_arch_series *)distro;
240 obj = get_json_object(url);
245 distro = json_object_to_distro_arch_series(obj);
247 json_object_put(obj);
249 cache_put(url, distro, (void (*)(void *))&distro_arch_series_free);
254 const struct distro_series *get_distro_series(const char *url)
257 const struct distro_series *distro;
259 distro = cache_get(url);
261 return (struct distro_series *)distro;
263 obj = get_json_object(url);
268 distro = json_object_to_distro_series(obj);
270 json_object_put(obj);
272 cache_put(url, distro, (void (*)(void *))&distro_series_free);
277 struct daily_download_total **get_daily_download_totals(const char *binary_url)
281 struct daily_download_total **result = NULL;
283 url = malloc(strlen(binary_url)+
284 strlen(QUERY_GET_DAILY_DOWNLOAD_TOTALS)+1);
286 strcpy(url, binary_url);
287 strcat(url, QUERY_GET_DAILY_DOWNLOAD_TOTALS);
289 obj = get_json_object(url);
292 result = json_object_to_daily_download_totals(obj);
293 json_object_put(obj);
303 log_debug(_("cleanup CURL"));
305 curl_easy_cleanup(curl);
306 curl_global_cleanup();