src/lp_json.c

   1 /*
   2  * Copyright (C) 2011-2012 jeanfi@gmail.com
   3  *
   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.
   8  *
   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.
  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 #define _XOPEN_SOURCE_EXTENDED
  20 #define _XOPEN_SOURCE
  21 #include <stdlib.h>
  22 #include <stdio.h>
  23 #include <string.h>
  24 #include <time.h>
  25
  26 #include "lp_json.h"
  27 #include "lp_ws.h"
  28
  29 static struct bpph *json_to_bpph(json_object *o)
  30 {
  31         const char *binary_package_name;
  32         const char *binary_package_version;
  33         const char *distro_arch_series_link;
  34         const char *self_link;
  35         int architecture_specific;
  36         const char *date_created;
  37         struct bpph *bpph;
  38         const char *status;
  39
  40         binary_package_name = json_object_get_string
  41                 (json_object_object_get(o, "binary_package_name"));
  42
  43         binary_package_version = json_object_get_string
  44                 (json_object_object_get(o, "binary_package_version"));
  45
  46         distro_arch_series_link = json_object_get_string
  47                 (json_object_object_get(o, "distro_arch_series_link"));
  48
  49         self_link = json_object_get_string
  50                 (json_object_object_get(o, "self_link"));
  51
  52         if (json_object_get_boolean
  53             (json_object_object_get(o, "architecture_specific")))
  54                 architecture_specific = 1;
  55         else
  56                 architecture_specific = 0;
  57
  58         bpph =  bpph_new(binary_package_name,
  59                          binary_package_version,
  60                          distro_arch_series_link,
  61                          self_link,
  62                          architecture_specific);
  63
  64         date_created = json_object_get_string
  65                 (json_object_object_get(o, "date_created"));
  66         if (date_created)
  67                 strptime(date_created, "%FT%T%z", &bpph->date_created);
  68
  69         status = json_object_get_string(json_object_object_get(o, "status"));
  70         if (status)
  71                 bpph->status = strdup(status);
  72
  73         return bpph;
  74 }
  75
  76 static json_object *bpph_to_json(struct bpph *bpph)
  77 {
  78         json_object *json;
  79         char *date;
  80
  81         json = json_object_new_object();
  82
  83         json_object_object_add
  84                 (json,
  85                  "binary_package_name",
  86                  json_object_new_string(bpph->binary_package_name));
  87
  88         json_object_object_add
  89                 (json,
  90                  "binary_package_version",
  91                  json_object_new_string(bpph->binary_package_version));
  92
  93         json_object_object_add
  94                 (json,
  95                  "distro_arch_series_link",
  96                  json_object_new_string(bpph->distro_arch_series_link));
  97
  98         json_object_object_add
  99                 (json,
 100                  "architecture_specific",
 101                  json_object_new_boolean(bpph->architecture_specific));
 102
 103         json_object_object_add
 104                 (json, "status", json_object_new_string(bpph->status));
 105
 106         date = malloc(strlen("YY-MM-DDThh:mm:ss+xxx") + 1);
 107         strftime(date,
 108                  strlen("YY-MM-DDThh:mm:ss+xxx") + 1,
 109                  "%FT%T%z",
 110                  &bpph->date_created);
 111
 112         json_object_object_add
 113                 (json, "date_created", json_object_new_string(date));
 114         free(date);
 115
 116         return json;
 117 }
 118
 119 struct distro_arch_series *json_object_to_distro_arch_series(json_object *o)
 120 {
 121         const char *display_name;
 122         const char *title;
 123         const char *architecture_tag;
 124         boolean is_nominated_arch_indep;
 125         const char *distroseries_link;
 126
 127         display_name = json_object_get_string
 128                 (json_object_object_get(o, "display_name"));
 129
 130         title = json_object_get_string
 131                 (json_object_object_get(o, "title"));
 132
 133         architecture_tag = json_object_get_string
 134                 (json_object_object_get(o, "architecture_tag"));
 135
 136         distroseries_link = json_object_get_string
 137                 (json_object_object_get(o, "distroseries_link"));
 138
 139         is_nominated_arch_indep = json_object_get_boolean
 140                 (json_object_object_get(o, "is_nominated_arch_indep"));
 141
 142         return distro_arch_series_new(display_name,
 143                                       title,
 144                                       architecture_tag,
 145                                       is_nominated_arch_indep,
 146                                       distroseries_link);
 147 }
 148
 149 struct distro_series *json_object_to_distro_series(json_object *o)
 150 {
 151         const char *displayname;
 152         const char *title;
 153         const char *name;
 154         const char *version;
 155
 156         displayname = json_object_get_string
 157                 (json_object_object_get(o, "displayname"));
 158
 159         title = json_object_get_string(json_object_object_get(o, "title"));
 160
 161         version = json_object_get_string(json_object_object_get(o, "version"));
 162
 163         name = json_object_get_string(json_object_object_get(o, "name"));
 164
 165         return distro_series_new(name,
 166                                  version,
 167                                  title,
 168                                  displayname);
 169 }
 170
 171 struct bpph **json_object_to_bpph_list(json_object *o)
 172 {
 173         json_object *o_entries;
 174         int i, n, i2;
 175         struct bpph **entries, *h;
 176         const struct distro_arch_series *distro;
 177
 178         o_entries = json_object_object_get(o, "entries");
 179
 180         if (!o_entries)
 181                 return NULL;
 182
 183         n = json_object_array_length(o_entries);
 184
 185         entries = malloc
 186                 (sizeof(struct bpph *)*(n+1));
 187
 188         for (i = 0, i2 = 0; i < n; i++) {
 189                 h = json_to_bpph(json_object_array_get_idx(o_entries,
 190                                                            i));
 191
 192                 if (!h->architecture_specific) {
 193                         distro = get_distro_arch_series
 194                                 (h->distro_arch_series_link);
 195
 196                         if (!distro || !distro->is_nominated_arch_indep) {
 197                                 bpph_free(h);
 198                                 continue ;
 199                         }
 200                 }
 201
 202                 entries[i2] = h;
 203                 i2++;
 204         }
 205         entries[i2] = NULL;
 206
 207         return entries;
 208 }
 209
 210 json_object *bpph_list_to_json(struct bpph **list)
 211 {
 212         json_object *result, *entries;
 213         struct bpph **cur;
 214
 215         result = json_object_new_object();
 216
 217         entries = json_object_new_array();
 218         json_object_object_add(result, "entries", entries);
 219
 220         for (cur = list; *cur; cur++)
 221                 json_object_array_add(entries, bpph_to_json(*cur));
 222
 223         return result;
 224 }
 225
 226 struct daily_download_total *
 227 json_object_to_daily_download_total(const char *d, json_object *o_c)
 228 {
 229         struct daily_download_total *result;
 230
 231         result = malloc(sizeof(struct daily_download_total));
 232         result->count = json_object_get_int(o_c);
 233
 234         strptime(d, "%FT%T%z", &result->date);
 235
 236         return result;
 237 }
 238
 239 static int json_object_get_fields_count(json_object *o)
 240 {
 241         int n = 0;
 242         struct lh_entry *entry;
 243
 244         entry = json_object_get_object(o)->head;
 245         while (entry) {
 246                 entry = entry->next;
 247                 n++;
 248         }
 249
 250         return n;
 251 }
 252
 253 struct daily_download_total * *
 254 json_object_to_daily_download_totals(json_object *o)
 255 {
 256         int n, i;
 257         struct daily_download_total **result;
 258
 259         n = json_object_get_fields_count(o);
 260
 261         result = malloc
 262                 (sizeof(struct daily_download_total *)*(n+1));
 263
 264         i = 0;
 265         json_object_object_foreach(o, key, val) {
 266                 result[i] = json_object_to_daily_download_total(key, val);
 267                 i++;
 268         }
 269
 270         result[n] = NULL;
 271
 272         return result;
 273 }