src/conf.c

   1 /* logjam - a GTK client for LiveJournal.
   2  * Copyright (C) 2000-2003 Evan Martin <evan@livejournal.com>
   3  *
   4  * vim: tabstop=4 shiftwidth=4 noexpandtab :
   5  */
   6
   7 #include "glib-all.h"
   8
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include <errno.h>
  13
  14 #include "liblj/livejournal.h"
  15
  16 #include "conf_xml.h"
  17 #include "conf.h"
  18 #include "account.h"
  19 #include "util.h"
  20
  21 Configuration conf;
  22 Application app;
  23
  24 #define PATH_BUF_SIZE 1024
  25
  26 JamHost*
  27 conf_host_by_name(Configuration *c, const char *hostname) {
  28   GSList *l;
  29   for (l = c->hosts; l != NULL; l = l->next) {
  30     if (strcmp(hostname, ((JamHost*)l->data)->name) == 0) {
  31       return l->data;
  32     }
  33   }
  34   return NULL;
  35 }
  36
  37 gboolean
  38 conf_verify_dir(void) {
  39   return verify_dir(app.conf_dir, NULL);
  40 }
  41
  42 void
  43 conf_verify_a_host_exists() {
  44   if (conf.hosts == NULL) {
  45     /* make a default host. */
  46     LJServer *s = lj_server_new("http://www.livejournal.com");
  47     JamHost *host = (JamHost*)jam_host_lj_new(s);
  48     host->name = g_strdup("LiveJournal.com");
  49     conf.hosts = g_slist_append(conf.hosts, host);
  50   }
  51 }
  52
  53 void
  54 conf_make_path(char *file, char *buf, int len) {
  55   char *path;
  56   path = g_build_filename(app.conf_dir, file, NULL);
  57   strncpy(buf, path, len);
  58   g_free(path);
  59 }
  60
  61 char*
  62 conf_make_account_path(JamAccount *acc, const char *path) {
  63   return g_build_filename(app.conf_dir,
  64       "servers", jam_account_get_host(acc)->name,
  65       "users",   jam_account_get_username(acc),
  66       path ? path : NULL,
  67       NULL);
  68 }
  69
  70 gboolean
  71 conf_rename_host(JamHost *host, const char *newname, GError **err) {
  72   char *oldpath, *newpath;
  73
  74   /* disallow:
  75    *   [empty string]
  76    *   .
  77    *   ..
  78    *   ./../foo
  79    *   /foo
  80    * allow:
  81    *   .lAmE.sErVeR.
  82    */
  83   if ((newname[0] == 0) ||
  84       (newname[0] == '.' &&
  85         (newname[1] == '.' || newname[1] == '/' || newname[1] == 0)) ||
  86       (newname[0] == '/')) {
  87     g_set_error(err, 0, 0, "%s", _("new host name is invalid"));
  88     return FALSE;
  89   }
  90   oldpath = g_build_filename(app.conf_dir, "servers", host->name, NULL);
  91   if (!g_file_test(oldpath, G_FILE_TEST_EXISTS)) {
  92     string_replace(&host->name, g_strdup(newname));
  93     g_free(oldpath);
  94     return TRUE;
  95   }
  96   newpath = g_build_filename(app.conf_dir, "servers", newname, NULL);
  97   if (rename(oldpath, newpath) < 0) {
  98     g_set_error(err, G_FILE_ERROR, g_file_error_from_errno(errno),
  99         _("renaming '%s' to '%s': %s"), oldpath, newpath,
 100         g_strerror(errno));
 101     g_free(oldpath);
 102     g_free(newpath);
 103     return FALSE;
 104   }
 105   string_replace(&host->name, g_strdup(newname));
 106   g_free(oldpath);
 107   g_free(newpath);
 108   return TRUE;
 109 }