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