src/liblj/login.c

   1 /* liblivejournal - a client library for LiveJournal.
   2  * Copyright (C) 2003 Evan Martin <evan@livejournal.com>
   3  *
   4  * vim: tabstop=4 shiftwidth=4 noexpandtab :
   5  */
   6
   7 #include <glib.h>
   8 #include <stdlib.h> /* atoi */
   9
  10 #include "liblj/protocol.h"
  11 #include "liblj/serveruser.h"
  12 #include "liblj/friends.h"
  13 #include "liblj/login.h"
  14
  15 static void
  16 read_moods(LJResult *result, LJServer *s) {
  17   LJMood *m;
  18   char *id, *name;
  19   int moodcount;
  20   int i;
  21
  22   /* grab moods */
  23   moodcount = lj_result_get_int(result, "mood_count");
  24
  25   for (i = 1; i < moodcount+1; i++) { /* 1-based list */
  26     id   = lj_result_getf(result, "mood_%d_id", i);
  27     if (!id) continue;
  28     name = lj_result_getf(result, "mood_%d_name", i);
  29
  30     /* work around LiveJournal bug: sometimes returns unnamed moods. */
  31     if (!name || !name[0]) continue;
  32
  33     m = lj_mood_new();
  34     m->id   = atoi(id);
  35     m->name = g_strdup(name);
  36     m->parentid = lj_result_getf_int(result, "mood_%d_parent", i);
  37
  38     s->moods = g_slist_insert_sorted(s->moods, m,
  39         (GCompareFunc)lj_mood_compare);
  40   }
  41 }
  42
  43 static void
  44 read_pickws(LJResult *result, LJUser *u) {
  45   int pickwcount;
  46   int i;
  47
  48   /* first, free all existing pickws. */
  49   if (u->pickws) {
  50     g_slist_foreach(u->pickws, (GFunc)g_free, NULL);
  51     g_slist_free(u->pickws);
  52     u->pickws = NULL;
  53   }
  54
  55   /* grab picture keywords */
  56   pickwcount = lj_result_get_int(result, "pickw_count");
  57
  58   for (i = 1; i < pickwcount+1; i++) { /* 1-based list */
  59     char *kw = lj_result_getf(result, "pickw_%d", i);
  60     if (!kw) continue;
  61
  62     if (lj_server_unicode(u->server))
  63       kw = g_utf8_normalize(kw, -1, G_NORMALIZE_DEFAULT);
  64     else
  65       kw = g_strdup(kw);
  66
  67     u->pickws = g_slist_insert_sorted(u->pickws, kw,
  68         (GCompareFunc)g_utf8_collate);
  69   }
  70 }
  71
  72 static void
  73 read_friendgroups(LJResult *result, LJUser *u) {
  74   int fgmax;
  75   int i;
  76   char *fgname;
  77   LJFriendGroup *fg;
  78   char *pub;
  79
  80   /* first, free all existing friendgroups. */
  81   if (u->friendgroups) {
  82     g_slist_foreach(u->friendgroups, (GFunc)lj_friend_group_free, NULL);
  83     g_slist_free(u->friendgroups);
  84     u->friendgroups = NULL;
  85   }
  86
  87   /* then read the new ones. */
  88   fgmax = lj_result_get_int(result, "frgrp_maxnum");
  89
  90   for (i = 1; i <= fgmax; i++) {
  91     fgname = lj_result_getf(result, "frgrp_%d_name", i);
  92     if (!fgname) continue;
  93
  94     fg = lj_friendgroup_new();
  95     fg->id = i;
  96     fg->name = g_strdup(fgname);
  97     pub = lj_result_getf(result, "frgrp_%d_public", i);
  98     fg->ispublic = pub && !(g_ascii_strcasecmp(pub, "1"));
  99
 100     u->friendgroups = g_slist_append(u->friendgroups, fg);
 101   }
 102 }
 103
 104 static void
 105 read_usejournals(LJResult *result, LJUser *u) {
 106   int i, accesscount;
 107   char *journal;
 108
 109   /* first, free all existing usejournals. */
 110   if (u->usejournals) {
 111     g_slist_foreach(u->usejournals, (GFunc)g_free, NULL);
 112     g_slist_free(u->usejournals);
 113     u->usejournals = NULL;
 114   }
 115
 116   /* then read the new ones. */
 117   accesscount = lj_result_get_int(result, "access_count");
 118
 119   for (i = 1; i < accesscount+1; i++) {
 120     journal = lj_result_getf(result, "access_%d", i);
 121     if (!journal) continue;
 122
 123     u->usejournals = g_slist_append(u->usejournals, g_strdup(journal));
 124   }
 125 }
 126
 127 static LJWebMenuItem* webmenuitem_build(LJResult *result, int base, int i);
 128
 129 static GSList*
 130 webmenu_build_submenu(LJResult *result, int base) {
 131   char *str;
 132   int i, count;
 133   LJWebMenuItem *wmi;
 134   GSList *list = NULL;
 135
 136   str = lj_result_getf(result, "menu_%d_count", base);
 137   if (str == NULL) {
 138     g_warning("menu with no elements?");
 139     return NULL;
 140   }
 141   count = atoi(str);
 142
 143   for (i = 1; i <= count; i++) {
 144     wmi = webmenuitem_build(result, base, i);
 145     if (wmi)
 146       list = g_slist_append(list, wmi);
 147   }
 148   return list;
 149 }
 150
 151 static LJWebMenuItem*
 152 webmenuitem_build(LJResult *result, int base, int i) {
 153   LJWebMenuItem *wmi;
 154   char *text, *url, *sub;
 155
 156   text = lj_result_getf(result, "menu_%d_%d_text", base, i);
 157   if (text == NULL) {
 158     g_warning("menu item has no text?");
 159     return NULL;
 160   }
 161   url = lj_result_getf(result, "menu_%d_%d_url", base, i);
 162   sub = lj_result_getf(result, "menu_%d_%d_sub", base, i);
 163
 164   wmi = g_new0(LJWebMenuItem, 1);
 165
 166   if (text[0] == '-' && text[1] == 0) { /* separator */
 167     ; /* empty item is separator. */
 168   } else if (url != NULL) { /* url menu item */
 169     wmi->text = g_strdup(text);
 170     wmi->url = g_strdup(url);
 171   } else if (sub != NULL) { /* submenu */
 172     int subbase;
 173     subbase = atoi(sub);
 174     wmi->text = g_strdup(text);
 175     wmi->subitems = webmenu_build_submenu(result, subbase);
 176   } else {
 177     g_warning("unknown menu item type...");
 178     g_free(wmi);
 179     return NULL;
 180   }
 181   return wmi;
 182 }
 183
 184 static void
 185 read_webmenu(LJResult *result, LJUser *u) {
 186   lj_webmenu_free(u->webmenu);
 187   u->webmenu = webmenu_build_submenu(result, 0);
 188 }
 189
 190 static void
 191 read_message(LJLogin *login, LJResult *result) {
 192   char *value;
 193   if ((value = lj_result_get(result, "message")) != NULL)
 194     login->message = g_strdup(value);
 195 }
 196
 197 static void
 198 read_user(LJResult *result, LJUser *u) {
 199   char *value;
 200   read_pickws(result, u);
 201   read_friendgroups(result, u);
 202   read_usejournals(result, u);
 203   read_webmenu(result, u);
 204   if ((value = lj_result_get(result, "name"))) {
 205     g_free(u->fullname);
 206     u->fullname = g_strdup(value);
 207   }
 208 }
 209
 210 static void
 211 parse_result(LJVerb *verb) {
 212   LJLogin *login = (LJLogin*)verb;
 213   LJUser *u = lj_request_get_user(verb->request);
 214   LJServer *s = u->server;
 215   LJResult *result = verb->result;
 216   read_moods(result, s);
 217   read_user(result, u);
 218   read_message(login, result);
 219 }
 220
 221 LJLogin*
 222 lj_login_new(LJUser *user, const char *clientversion) {
 223   LJLogin *login = g_new0(LJLogin, 1);
 224   LJVerb *verb = (LJVerb*)login;
 225   LJRequest *request;
 226
 227   lj_verb_init(verb, user, "login", FALSE, parse_result);
 228   request = verb->request;
 229
 230   lj_request_add(request, "clientversion", clientversion);
 231   lj_request_add_int(request, "getmoods", lj_server_get_last_cached_moodid(user->server));
 232   lj_request_add_int(request, "getmenus", 1);
 233   lj_request_add_int(request, "getpickws", 1);
 234
 235   return login;
 236 }
 237
 238 void
 239 lj_login_free(LJLogin *login) {
 240   lj_verb_free_contents((LJVerb*)login);
 241   g_free(login->message);
 242   g_free(login);
 243 }