src/ppastats.c

   1 /*
   2     Copyright (C) 2011 jeanfi@gmail.com
   3
   4     This program is free software; you can redistribute it and/or modify
   5     it under the terms of the GNU General Public License as published by
   6     the Free Software Foundation; either version 2 of the License, or
   7     (at your option) any later version.
   8
   9     This program is distributed in the hope that it will be useful,
  10     but WITHOUT ANY WARRANTY; without even the implied warranty of
  11     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12     GNU General Public License for more details.
  13
  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
  17     02110-1301 USA
  18 */
  19
  20 #include <stdio.h>
  21 #include <stdlib.h>
  22 #include <string.h>
  23
  24 #include "list.h"
  25 #include "lp_ws.h"
  26 #include "ppastats.h"
  27
  28 static struct package_stats *get_package_stats(struct ppa_stats *stats,
  29                                                const char *name)
  30
  31 {
  32         struct package_stats *p, **p_cur;
  33
  34         p_cur = stats->packages;
  35         while (p_cur && *p_cur) {
  36                 struct package_stats *p = *p_cur;
  37
  38                 if (!strcmp(p->name, name))
  39                         return p;
  40
  41                 p_cur++;
  42         }
  43
  44         p = malloc(sizeof(struct package_stats));
  45         p->name = strdup(name);
  46         p->versions = NULL;
  47         p->download_count = 0;
  48         p->daily_download_totals = NULL;
  49         p->distros = NULL;
  50
  51         stats->packages = (struct package_stats **)list_add
  52                 ((void **)stats->packages, p);
  53
  54         return p;
  55 }
  56
  57 static struct version_stats *get_version_stats(struct package_stats *package,
  58                                                const char *version)
  59 {
  60         struct version_stats *v, **cur;
  61
  62         cur = package->versions;
  63         while (cur && *cur) {
  64                 struct version_stats *v = *cur;
  65
  66                 if (!strcmp(v->version, version))
  67                         return v;
  68
  69                 cur++;
  70         }
  71
  72         v = malloc(sizeof(struct version_stats));
  73         v->version = strdup(version);
  74         v->distros = NULL;
  75         v->download_count = 0;
  76         v->daily_download_totals = NULL;
  77
  78         package->versions
  79                 = (struct version_stats **)list_add((void **)package->versions,
  80                                                     v);
  81
  82         return v;
  83 }
  84
  85 static struct distro_stats *distro_stats_new(const char *name)
  86 {
  87         struct distro_stats *d;
  88
  89         d = malloc(sizeof(struct distro_stats));
  90         d->name = strdup(name);
  91         d->archs = NULL;
  92         d->download_count = 0;
  93
  94         return d;
  95 }
  96
  97 static struct distro_stats *get_distro_stats(struct version_stats *version,
  98                                              const char *name)
  99 {
 100         struct distro_stats **cur = version->distros;
 101         struct distro_stats *d;
 102
 103         while (cur && *cur) {
 104                 d = *cur;
 105
 106                 if (!strcmp(d->name, name))
 107                         return d;
 108
 109                 cur++;
 110         }
 111
 112         d = distro_stats_new(name);
 113
 114         version->distros
 115                 = (struct distro_stats **)list_add((void **)version->distros,
 116                                                    d);
 117
 118         return d;
 119 }
 120
 121 static struct arch_stats *get_arch_stats(struct distro_stats *distro,
 122                                          const char *name)
 123 {
 124         struct arch_stats **cur = distro->archs;
 125         struct arch_stats *a;
 126
 127         while (cur && *cur) {
 128                 a = *cur;
 129
 130                 if (!strcmp(a->name, name))
 131                         return a;
 132
 133                 cur++;
 134         }
 135
 136         a = malloc(sizeof(struct arch_stats));
 137         a->name = strdup(name);
 138         a->download_count = 0;
 139
 140         distro->archs
 141                 = (struct arch_stats **)list_add((void **)distro->archs,
 142                                                  a);
 143
 144         return a;
 145 }
 146
 147
 148 static struct daily_download_total **add_total
 149 (struct daily_download_total **totals, struct daily_download_total *total)
 150 {
 151         struct daily_download_total **cur;
 152         struct daily_download_total *item;
 153
 154         if (totals) {
 155                 cur = totals;
 156                 while (*cur) {
 157                         item = *cur;
 158
 159                         if (item->date.tm_year == total->date.tm_year &&
 160                             item->date.tm_mon == total->date.tm_mon &&
 161                             item->date.tm_mday == total->date.tm_mday) {
 162                                 item->count += total->count;
 163                                 return totals;
 164                         }
 165
 166                         cur++;
 167                 }
 168         }
 169
 170         item = malloc(sizeof(struct daily_download_total));
 171         memcpy(item, total, sizeof(struct daily_download_total));
 172
 173         return (struct daily_download_total **)
 174                 list_add((void **)totals, (void *)item);
 175 }
 176
 177 struct daily_download_total **add_totals
 178 (struct daily_download_total **total1, struct daily_download_total **total2)
 179 {
 180         struct daily_download_total **cur;
 181         struct daily_download_total **result;
 182
 183         result = total1;
 184         cur = total2;
 185         while (*cur) {
 186                 result = add_total(result, *cur);
 187
 188                 cur++;
 189         }
 190
 191         return result;
 192 }
 193
 194 static void
 195 pkg_add_distro(struct package_stats *pkg,
 196                const char *distro_name,
 197                int distro_count)
 198 {
 199         struct distro_stats **pkg_distros, *pkg_distro;
 200
 201         pkg_distros = pkg->distros;
 202         pkg_distro = NULL;
 203
 204         if (pkg_distros)
 205                 while (*pkg_distros)  {
 206                         if (!strcmp((*pkg_distros)->name, distro_name)) {
 207                                 pkg_distro = *pkg_distros;
 208                                 break;
 209                         }
 210
 211                         pkg_distros++;
 212                 }
 213
 214         if (!pkg_distro) {
 215                 pkg_distro = distro_stats_new(distro_name);
 216                 pkg->distros
 217                         = (struct distro_stats **)
 218                         list_add((void **)pkg->distros, (void *)pkg_distro);
 219         }
 220
 221         pkg_distro->download_count += distro_count;
 222 }
 223
 224 struct ppa_stats *
 225 create_ppa_stats(const char *owner,
 226                  const char *ppa_name,
 227                  const char *package_status)
 228 {
 229         struct ppa_stats *ppa;
 230         struct binary_package_publishing_history **history, **h_cur, *h;
 231         char *ppa_url, *pkg_name, *pkg_version;
 232         struct package_stats *pkg;
 233         struct version_stats *version;
 234         const struct distro_series *distro_series;
 235         const struct distro_arch_series *arch_series;
 236         struct distro_stats *distro;
 237         struct arch_stats *arch;
 238         int count;
 239         struct daily_download_total **totals;
 240
 241         ppa_url = get_archive_url(owner, ppa_name);
 242         history = get_binary_package_publishing_history_list(ppa_url,
 243                                                              package_status);
 244         free(ppa_url);
 245
 246         if (!history) {
 247                 fprintf(stderr, "Failed to retrieve PPA information\n");
 248                 exit(EXIT_FAILURE);
 249         }
 250
 251         ppa = malloc(sizeof(struct ppa_stats));
 252         ppa->name = strdup(ppa_name);
 253         ppa->owner = strdup(owner);
 254         ppa->packages = NULL;
 255         ppa->daily_download_totals = NULL;
 256         ppa->download_count = 0;
 257
 258         h_cur = history;
 259         while (*h_cur) {
 260                 h = *h_cur;
 261                 totals = get_daily_download_totals(h->self_link);
 262                 count = get_download_count(h->self_link);
 263                 pkg_name = h->binary_package_name;
 264                 pkg_version = h->binary_package_version;
 265                 arch_series
 266                         = get_distro_arch_series(h->distro_arch_series_link);
 267                 distro_series
 268                         = get_distro_series(arch_series->distroseries_link);
 269
 270                 ppa->download_count += count;
 271                 ppa->daily_download_totals
 272                         = add_totals(ppa->daily_download_totals, totals);
 273
 274                 pkg = get_package_stats(ppa, pkg_name);
 275                 pkg->download_count += count;
 276                 pkg->daily_download_totals
 277                         = add_totals(pkg->daily_download_totals, totals);
 278
 279                 version = get_version_stats(pkg, pkg_version);
 280                 version->download_count += count;
 281                 version->daily_download_totals
 282                         = add_totals(version->daily_download_totals, totals);
 283
 284                 distro = get_distro_stats(version, distro_series->name);
 285                 distro->download_count += count;
 286
 287                 arch = get_arch_stats(distro, arch_series->architecture_tag);
 288                 arch->download_count += count;
 289
 290                 pkg_add_distro(pkg, distro_series->name, count);
 291
 292                 daily_download_total_list_free(totals);
 293
 294                 h_cur++;
 295         }
 296
 297         binary_package_publishing_history_list_free(history);
 298
 299         return ppa;
 300 }
 301
 302 static void arch_stats_free(struct arch_stats *arch)
 303 {
 304         free(arch->name);
 305         free(arch);
 306 }
 307
 308 static void distro_stats_free(struct distro_stats *distro)
 309 {
 310         struct arch_stats **archs;
 311
 312         archs = distro->archs;
 313         if (archs) {
 314                 while (*archs) {
 315                         arch_stats_free(*archs);
 316                         archs++;
 317                 }
 318                 free(distro->archs);
 319         }
 320
 321         free(distro->name);
 322         free(distro);
 323 }
 324
 325 static void version_stats_free(struct version_stats *version)
 326 {
 327         struct distro_stats **distros;
 328
 329         distros = version->distros;
 330         if (distros) {
 331                 while (*distros) {
 332                         distro_stats_free(*distros);
 333                         distros++;
 334                 }
 335                 free(version->distros);
 336         }
 337
 338         free(version->version);
 339         free(version);
 340 }
 341
 342 static void package_stats_free(struct package_stats *package)
 343 {
 344         struct version_stats **versions;
 345
 346         versions = package->versions;
 347         if (versions) {
 348                 while (*versions) {
 349                         version_stats_free(*versions);
 350                         versions++;
 351                 }
 352                 free(package->versions);
 353         }
 354
 355         free(package->name);
 356         free(package);
 357 }
 358
 359 void ppa_stats_free(struct ppa_stats *ppastats)
 360 {
 361         struct package_stats **packages;
 362
 363         packages = ppastats->packages;
 364         if (packages) {
 365                 while (*packages) {
 366                         package_stats_free(*packages);
 367                         packages++;
 368                 }
 369                 free(ppastats->packages);
 370         }
 371
 372         free(ppastats->owner);
 373         free(ppastats->name);
 374
 375         daily_download_total_list_free(ppastats->daily_download_totals);
 376
 377         free(ppastats);
 378 }