/src/pidgin/libpurple/protocols/jabber/buddy.c

Source
/*
 * purple - Jabber Protocol Plugin
 *
 * Purple is the legal property of its developers, whose names are too numerous
 * to list here.  Please refer to the COPYRIGHT file distributed with this
 * source distribution.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02111-1301  USA
 *
 */
#include "internal.h"
#include "debug.h"
#include "glibcompat.h"
#include "imgstore.h"
#include "prpl.h"
#include "notify.h"
#include "request.h"
#include "util.h"
#include "xmlnode.h"

#include "buddy.h"
#include "chat.h"
#include "jabber.h"
#include "iq.h"
#include "presence.h"
#include "useravatar.h"
#include "xdata.h"
#include "pep.h"
#include "adhoccommands.h"
#include "google/google.h"

typedef struct {
  long idle_seconds;
} JabberBuddyInfoResource;

typedef struct {
  JabberStream *js;
  JabberBuddy *jb;
  char *jid;
  GSList *ids;
  GHashTable *resources;
  guint timeout_handle;
  GSList *vcard_imgids;
  PurpleNotifyUserInfo *user_info;
  long last_seconds;
  gchar *last_message;
} JabberBuddyInfo;

static void
jabber_buddy_resource_free(JabberBuddyResource *jbr)
{
  g_return_if_fail(jbr != NULL);

  jbr->jb->resources = g_list_remove(jbr->jb->resources, jbr);

  while(jbr->commands) {
    JabberAdHocCommands *cmd = jbr->commands->data;
    g_free(cmd->jid);
    g_free(cmd->node);
    g_free(cmd->name);
    g_free(cmd);
    jbr->commands = g_list_delete_link(jbr->commands, jbr->commands);
  }

  while (jbr->caps.exts) {
    g_free(jbr->caps.exts->data);
    jbr->caps.exts = g_list_delete_link(jbr->caps.exts, jbr->caps.exts);
  }

  g_free(jbr->name);
  g_free(jbr->status);
  g_free(jbr->thread_id);
  g_free(jbr->client.name);
  g_free(jbr->client.version);
  g_free(jbr->client.os);
  g_free(jbr);
}

void jabber_buddy_free(JabberBuddy *jb)
{
  g_return_if_fail(jb != NULL);

  g_free(jb->error_msg);
  while(jb->resources)
    jabber_buddy_resource_free(jb->resources->data);

  g_free(jb);
}

JabberBuddy *jabber_buddy_find(JabberStream *js, const char *name,
    gboolean create)
{
  JabberBuddy *jb;
  char *realname;

  if (js->buddies == NULL)
    return NULL;

  if(!(realname = jabber_get_bare_jid(name)))
    return NULL;

  jb = g_hash_table_lookup(js->buddies, realname);

  if(!jb && create) {
    jb = g_new0(JabberBuddy, 1);
    g_hash_table_insert(js->buddies, realname, jb);
  } else
    g_free(realname);

  return jb;
}

/* Returns -1 if a is a higher priority resource than b, or is
 * "more available" than b.  0 if they're the same, and 1 if b is
 * higher priority/more available than a.
 */
static gint resource_compare_cb(gconstpointer a, gconstpointer b)
{
  const JabberBuddyResource *jbra = a;
  const JabberBuddyResource *jbrb = b;
  JabberBuddyState state_a, state_b;

  if (jbra->priority != jbrb->priority)
    return jbra->priority > jbrb->priority ? -1 : 1;

  /* Fold the states for easier comparison */
  /* TODO: Differentiate online/chat and away/dnd? */
  switch (jbra->state) {
    case JABBER_BUDDY_STATE_ONLINE:
    case JABBER_BUDDY_STATE_CHAT:
      state_a = JABBER_BUDDY_STATE_ONLINE;
      break;
    case JABBER_BUDDY_STATE_AWAY:
    case JABBER_BUDDY_STATE_DND:
      state_a = JABBER_BUDDY_STATE_AWAY;
      break;
    case JABBER_BUDDY_STATE_XA:
      state_a = JABBER_BUDDY_STATE_XA;
      break;
    case JABBER_BUDDY_STATE_UNAVAILABLE:
      state_a = JABBER_BUDDY_STATE_UNAVAILABLE;
      break;
    default:
      state_a = JABBER_BUDDY_STATE_UNKNOWN;
      break;
  }

  switch (jbrb->state) {
    case JABBER_BUDDY_STATE_ONLINE:
    case JABBER_BUDDY_STATE_CHAT:
      state_b = JABBER_BUDDY_STATE_ONLINE;
      break;
    case JABBER_BUDDY_STATE_AWAY:
    case JABBER_BUDDY_STATE_DND:
      state_b = JABBER_BUDDY_STATE_AWAY;
      break;
    case JABBER_BUDDY_STATE_XA:
      state_b = JABBER_BUDDY_STATE_XA;
      break;
    case JABBER_BUDDY_STATE_UNAVAILABLE:
      state_b = JABBER_BUDDY_STATE_UNAVAILABLE;
      break;
    default:
      state_b = JABBER_BUDDY_STATE_UNKNOWN;
      break;
  }

  if (state_a == state_b) {
    if (jbra->idle == jbrb->idle)
      return 0;
    else if ((jbra->idle && !jbrb->idle) ||
        (jbra->idle && jbrb->idle && jbra->idle < jbrb->idle))
      return 1;
    else
      return -1;
  }

  if (state_a == JABBER_BUDDY_STATE_ONLINE)
    return -1;
  else if (state_a == JABBER_BUDDY_STATE_AWAY &&
        (state_b == JABBER_BUDDY_STATE_XA ||
         state_b == JABBER_BUDDY_STATE_UNAVAILABLE ||
         state_b == JABBER_BUDDY_STATE_UNKNOWN))
    return -1;
  else if (state_a == JABBER_BUDDY_STATE_XA &&
        (state_b == JABBER_BUDDY_STATE_UNAVAILABLE ||
         state_b == JABBER_BUDDY_STATE_UNKNOWN))
    return -1;
  else if (state_a == JABBER_BUDDY_STATE_UNAVAILABLE &&
        state_b == JABBER_BUDDY_STATE_UNKNOWN)
    return -1;

  return 1;
}

JabberBuddyResource *jabber_buddy_find_resource(JabberBuddy *jb,
    const char *resource)
{
  GList *l;

  if (!jb)
    return NULL;

  if (resource == NULL)
    return jb->resources ? jb->resources->data : NULL;

  for (l = jb->resources; l; l = l->next)
  {
    JabberBuddyResource *jbr = l->data;
    if (purple_strequal(resource, jbr->name))
      return jbr;
  }

  return NULL;
}

JabberBuddyResource *jabber_buddy_track_resource(JabberBuddy *jb, const char *resource,
    int priority, JabberBuddyState state, const char *status)
{
  /* TODO: Optimization: Only reinsert if priority+state changed */
  JabberBuddyResource *jbr = jabber_buddy_find_resource(jb, resource);
  if (jbr) {
    jb->resources = g_list_remove(jb->resources, jbr);
  } else {
    jbr = g_new0(JabberBuddyResource, 1);
    jbr->jb = jb;
    jbr->name = g_strdup(resource);
    jbr->capabilities = JABBER_CAP_NONE;
    jbr->tz_off = PURPLE_NO_TZ_OFF;
  }
  jbr->priority = priority;
  jbr->state = state;
  g_free(jbr->status);
  jbr->status = g_strdup(status);

  jb->resources = g_list_insert_sorted(jb->resources, jbr,
                                       resource_compare_cb);
  return jbr;
}

void jabber_buddy_remove_resource(JabberBuddy *jb, const char *resource)
{
  JabberBuddyResource *jbr = jabber_buddy_find_resource(jb, resource);

  if(!jbr)
    return;

  jabber_buddy_resource_free(jbr);
}

/*******
 * This is the old vCard stuff taken from the old prpl.  vCards, by definition
 * are a temporary thing until jabber can get its act together and come up
 * with a format for user information, hence the namespace of 'vcard-temp'
 *
 * Since I don't feel like putting that much work into something that's
 * _supposed_ to go away, i'm going to just copy the kludgy old code here,
 * and make it purdy when jabber comes up with a standards-track JEP to
 * replace vcard-temp
 *                                 --Nathan
 *******/

/*---------------------------------------*/
/* Jabber "set info" (vCard) support     */
/*---------------------------------------*/

/*
 * V-Card format:
 *
 *  <vCard prodid='' version='' xmlns=''>
 *    <FN></FN>
 *    <N>
 *  <FAMILY/>
 *  <GIVEN/>
 *    </N>
 *    <NICKNAME/>
 *    <URL/>
 *    <ADR>
 *  <STREET/>
 *  <EXTADD/>
 *  <LOCALITY/>
 *  <REGION/>
 *  <PCODE/>
 *  <COUNTRY/>
 *    </ADR>
 *    <TEL/>
 *    <EMAIL/>
 *    <ORG>
 *  <ORGNAME/>
 *  <ORGUNIT/>
 *    </ORG>
 *    <TITLE/>
 *    <ROLE/>
 *    <DESC/>
 *    <BDAY/>
 *  </vCard>
 *
 * See also:
 *
 *  http://docs.jabber.org/proto/html/vcard-temp.html
 *  http://www.vcard-xml.org/dtd/vCard-XML-v2-20010520.dtd
 */

/*
 * Cross-reference user-friendly V-Card entry labels to vCard XML tags
 * and attributes.
 *
 * Order is (or should be) unimportant.  For example: we have no way of
 * knowing in what order real data will arrive.
 *
 * Format: Label, Pre-set text, "visible" flag, "editable" flag, XML tag
 *         name, XML tag's parent tag "path" (relative to vCard node).
 *
 *         List is terminated by a NULL label pointer.
 *
 *     Entries with no label text, but with XML tag and parent tag
 *     entries, are used by V-Card XML construction routines to
 *     "automagically" construct the appropriate XML node tree.
 *
 * Thoughts on future direction/expansion
 *
 *  This is a "simple" vCard.
 *
 *  It is possible for nodes other than the "vCard" node to have
 *      attributes.  Should that prove necessary/desirable, add an
 *      "attributes" pointer to the vcard_template struct, create the
 *      necessary tag_attr structs, and add 'em to the vcard_dflt_data
 *      array.
 *
 *  The above changes will (obviously) require changes to the vCard
 *      construction routines.
 */

struct vcard_template {
  char *label;      /* label text pointer */
  char *tag;      /* tag text */
  char *ptag;     /* parent tag "path" text */
} const vcard_template_data[] = {
  {N_("Full Name"),          "FN",        NULL},
  {N_("Family Name"),        "FAMILY",    "N"},
  {N_("Given Name"),         "GIVEN",     "N"},
  {N_("Nickname"),           "NICKNAME",  NULL},
  {N_("URL"),                "URL",       NULL},
  {N_("Street Address"),     "STREET",    "ADR"},
  {N_("Extended Address"),   "EXTADD",    "ADR"},
  {N_("Locality"),           "LOCALITY",  "ADR"},
  {N_("Region"),             "REGION",    "ADR"},
  {N_("Postal Code"),        "PCODE",     "ADR"},
  {N_("Country"),            "CTRY",      "ADR"},
  {N_("Telephone"),          "NUMBER",    "TEL"},
  {N_("Email"),              "USERID",    "EMAIL"},
  {N_("Organization Name"),  "ORGNAME",   "ORG"},
  {N_("Organization Unit"),  "ORGUNIT",   "ORG"},
  {N_("Job Title"),          "TITLE",     NULL},
  {N_("Role"),               "ROLE",      NULL},
  {N_("Birthday"),           "BDAY",      NULL},
  {N_("Description"),        "DESC",      NULL},
  {"",                       "N",         NULL},
  {"",                       "ADR",       NULL},
  {"",                       "ORG",       NULL},
  {NULL,                     NULL,        NULL}
};

/*
 * The "vCard" tag's attribute list...
 */
struct tag_attr {
  char *attr;
  char *value;
} const vcard_tag_attr_list[] = {
  {"prodid",   "-//HandGen//NONSGML vGen v1.0//EN"},
  {"version",  "2.0",                             },
  {"xmlns",    "vcard-temp",                      },
  {NULL, NULL},
};


/*
 * Insert a tag node into an xmlnode tree, recursively inserting parent tag
 * nodes as necessary
 *
 * Returns pointer to inserted node
 *
 * Note to hackers: this code is designed to be re-entrant (it's recursive--it
 * calls itself), so don't put any "static"s in here!
 */
static xmlnode *insert_tag_to_parent_tag(xmlnode *start, const char *parent_tag, const char *new_tag)
{
  xmlnode *x = NULL;

  /*
   * If the parent tag wasn't specified, see if we can get it
   * from the vCard template struct.
   */
  if(parent_tag == NULL) {
    const struct vcard_template *vc_tp = vcard_template_data;

    while(vc_tp->label != NULL) {
      if(purple_strequal(vc_tp->tag, new_tag)) {
        parent_tag = vc_tp->ptag;
        break;
      }
      ++vc_tp;
    }
  }

  /*
   * If we have a parent tag...
   */
  if(parent_tag != NULL ) {
    /*
     * Try to get the parent node for a tag
     */
    if((x = xmlnode_get_child(start, parent_tag)) == NULL) {
      /*
       * Descend?
       */
      char *grand_parent = g_strdup(parent_tag);
      char *parent;

      if((parent = strrchr(grand_parent, '/')) != NULL) {
        *(parent++) = '\0';
        x = insert_tag_to_parent_tag(start, grand_parent, parent);
      } else {
        x = xmlnode_new_child(start, grand_parent);
      }
      g_free(grand_parent);
    } else {
      /*
       * We found *something* to be the parent node.
       * Note: may be the "root" node!
       */
      xmlnode *y;
      if((y = xmlnode_get_child(x, new_tag)) != NULL) {
        return(y);
      }
    }
  }

  /*
   * insert the new tag into its parent node
   */
  return(xmlnode_new_child((x == NULL? start : x), new_tag));
}

/*
 * Send vCard info to Jabber server
 */
void jabber_set_info(PurpleConnection *gc, const char *info)
{
  PurpleStoredImage *img;
  JabberIq *iq;
  JabberStream *js = purple_connection_get_protocol_data(gc);
  xmlnode *vc_node;
  const struct tag_attr *tag_attr;

  /* if we have't grabbed the remote vcard yet, we can't
   * assume that what we have here is correct */
  if(!js->vcard_fetched)
    return;

  if (js->vcard_timer) {
    purple_timeout_remove(js->vcard_timer);
    js->vcard_timer = 0;
  }

  g_free(js->avatar_hash);
  js->avatar_hash = NULL;

  /*
   * Send only if there's actually any *information* to send
   */
  vc_node = info ? xmlnode_from_str(info, -1) : NULL;

  if (vc_node && (!vc_node->name ||
      g_ascii_strncasecmp(vc_node->name, "vCard", 5))) {
    xmlnode_free(vc_node);
    vc_node = NULL;
  }

  if ((img = purple_buddy_icons_find_account_icon(gc->account))) {
    gconstpointer avatar_data;
    gsize avatar_len;
    xmlnode *photo, *binval, *type;
    gchar *enc;

    if(!vc_node) {
      vc_node = xmlnode_new("vCard");
      for(tag_attr = vcard_tag_attr_list; tag_attr->attr != NULL; ++tag_attr)
        xmlnode_set_attrib(vc_node, tag_attr->attr, tag_attr->value);
    }

    avatar_data = purple_imgstore_get_data(img);
    avatar_len = purple_imgstore_get_size(img);
    /* Get rid of an old PHOTO if one exists.
     * TODO: This may want to be modified to remove all old PHOTO
     * children, at the moment some people have managed to get
     * multiple PHOTO entries in their vCard. */
    if((photo = xmlnode_get_child(vc_node, "PHOTO"))) {
      xmlnode_free(photo);
    }
    photo = xmlnode_new_child(vc_node, "PHOTO");
    type = xmlnode_new_child(photo, "TYPE");
    xmlnode_insert_data(type, "image/png", -1);
    binval = xmlnode_new_child(photo, "BINVAL");
    enc = purple_base64_encode(avatar_data, avatar_len);

    js->avatar_hash =
      jabber_calculate_data_hash(avatar_data, avatar_len, "sha1");

    xmlnode_insert_data(binval, enc, -1);
    g_free(enc);
    purple_imgstore_unref(img);
  } else if (vc_node) {
    xmlnode *photo;
    /* TODO: Remove all PHOTO children? (see above note) */
    if ((photo = xmlnode_get_child(vc_node, "PHOTO"))) {
      xmlnode_free(photo);
    }
  }

  if (vc_node != NULL) {
    iq = jabber_iq_new(js, JABBER_IQ_SET);
    xmlnode_insert_child(iq->node, vc_node);
    jabber_iq_send(iq);

    /* Send presence to update vcard-temp:x:update */
    jabber_presence_send(js, FALSE);
  }
}

void jabber_set_buddy_icon(PurpleConnection *gc, PurpleStoredImage *img)
{
  PurpleAccount *account = purple_connection_get_account(gc);

  /* Publish the avatar as specified in XEP-0084 */
  jabber_avatar_set(gc->proto_data, img);
  /* Set the image in our vCard */
  jabber_set_info(gc, purple_account_get_user_info(account));

  /* TODO: Fake image to ourselves, since a number of servers do not echo
   * back our presence to us. To do this without uselessly copying the data
   * of the image, we need purple_buddy_icons_set_for_user_image (i.e. takes
   * an existing icon/stored image). */
}

/*
 * This is the callback from the "ok clicked" for "set vCard"
 *
 * Sets the vCard with data from PurpleRequestFields.
 */
static void
jabber_format_info(PurpleConnection *gc, PurpleRequestFields *fields)
{
  xmlnode *vc_node;
  PurpleRequestField *field;
  const char *text;
  char *p;
  const struct vcard_template *vc_tp;
  const struct tag_attr *tag_attr;

  vc_node = xmlnode_new("vCard");

  for(tag_attr = vcard_tag_attr_list; tag_attr->attr != NULL; ++tag_attr)
    xmlnode_set_attrib(vc_node, tag_attr->attr, tag_attr->value);

  for (vc_tp = vcard_template_data; vc_tp->label != NULL; vc_tp++) {
    if (*vc_tp->label == '\0')
      continue;

    field = purple_request_fields_get_field(fields, vc_tp->tag);
    text  = purple_request_field_string_get_value(field);


    if (text != NULL && *text != '\0') {
      xmlnode *xp;

      purple_debug_info("jabber", "Setting %s to '%s'\n", vc_tp->tag, text);

      if ((xp = insert_tag_to_parent_tag(vc_node,
                         NULL, vc_tp->tag)) != NULL) {

        xmlnode_insert_data(xp, text, -1);
      }
    }
  }

  p = xmlnode_to_str(vc_node, NULL);
  xmlnode_free(vc_node);

  purple_account_set_user_info(purple_connection_get_account(gc), p);
  serv_set_info(gc, p);

  g_free(p);
}

/*
 * This gets executed by the proto action
 *
 * Creates a new PurpleRequestFields struct, gets the XML-formatted user_info
 * string (if any) into GSLists for the (multi-entry) edit dialog and
 * calls the set_vcard dialog.
 */
void jabber_setup_set_info(PurplePluginAction *action)
{
  PurpleConnection *gc = (PurpleConnection *) action->context;
  PurpleRequestFields *fields;
  PurpleRequestFieldGroup *group;
  PurpleRequestField *field;
  const struct vcard_template *vc_tp;
  const char *user_info;
  char *cdata = NULL;
  xmlnode *x_vc_data = NULL;

  fields = purple_request_fields_new();
  group = purple_request_field_group_new(NULL);
  purple_request_fields_add_group(fields, group);

  /*
   * Get existing, XML-formatted, user info
   */
  if((user_info = purple_account_get_user_info(gc->account)) != NULL)
    x_vc_data = xmlnode_from_str(user_info, -1);

  /*
   * Set up GSLists for edit with labels from "template," data from user info
   */
  for(vc_tp = vcard_template_data; vc_tp->label != NULL; ++vc_tp) {
    xmlnode *data_node;
    if((vc_tp->label)[0] == '\0')
      continue;

    if (x_vc_data != NULL) {
      if(vc_tp->ptag == NULL) {
        data_node = xmlnode_get_child(x_vc_data, vc_tp->tag);
      } else {
        gchar *tag = g_strdup_printf("%s/%s", vc_tp->ptag, vc_tp->tag);
        data_node = xmlnode_get_child(x_vc_data, tag);
        g_free(tag);
      }
      if(data_node)
        cdata = xmlnode_get_data(data_node);
    }

    if(purple_strequal(vc_tp->tag, "DESC")) {
      field = purple_request_field_string_new(vc_tp->tag,
                          _(vc_tp->label), cdata,
                          TRUE);
    } else {
      field = purple_request_field_string_new(vc_tp->tag,
                          _(vc_tp->label), cdata,
                          FALSE);
    }

    g_free(cdata);
    cdata = NULL;

    purple_request_field_group_add_field(group, field);
  }

  if(x_vc_data != NULL)
    xmlnode_free(x_vc_data);

  purple_request_fields(gc, _("Edit XMPP vCard"),
            _("Edit XMPP vCard"),
            _("All items below are optional. Enter only the "
              "information with which you feel comfortable."),
            fields,
            _("Save"), G_CALLBACK(jabber_format_info),
            _("Cancel"), NULL,
            purple_connection_get_account(gc), NULL, NULL,
            gc);
}

/*---------------------------------------*/
/* End Jabber "set info" (vCard) support */
/*---------------------------------------*/

/******
 * end of that ancient crap that needs to die
 ******/

static void jabber_buddy_info_destroy(JabberBuddyInfo *jbi)
{
  /* Remove the timeout, which would otherwise trigger jabber_buddy_get_info_timeout() */
  if (jbi->timeout_handle > 0)
    purple_timeout_remove(jbi->timeout_handle);

  g_free(jbi->jid);
  g_hash_table_destroy(jbi->resources);
  g_free(jbi->last_message);
  purple_notify_user_info_destroy(jbi->user_info);
  g_free(jbi);
}

static void
add_jbr_info(JabberBuddyInfo *jbi, const char *resource,
             JabberBuddyResource *jbr)
{
  JabberBuddyInfoResource *jbir;
  PurpleNotifyUserInfo *user_info;

  jbir = g_hash_table_lookup(jbi->resources, resource);
  user_info = jbi->user_info;

  if (jbr && jbr->client.name) {
    char *tmp =
      g_strdup_printf("%s%s%s", jbr->client.name,
                        (jbr->client.version ? " " : ""),
                        (jbr->client.version ? jbr->client.version : ""));
    purple_notify_user_info_prepend_pair(user_info, _("Client"), tmp);
    g_free(tmp);

    if (jbr->client.os)
      purple_notify_user_info_prepend_pair(user_info, _("Operating System"), jbr->client.os);
  }

  if (jbr && jbr->tz_off != PURPLE_NO_TZ_OFF) {
    time_t now_t;
    struct tm *now;
    char *timestamp;
    time(&now_t);
    now_t += jbr->tz_off;
    now = gmtime(&now_t);

    timestamp =
      g_strdup_printf("%s %c%02d%02d", purple_time_format(now),
                        jbr->tz_off < 0 ? '-' : '+',
                        abs(jbr->tz_off / (60*60)),
                        abs((jbr->tz_off % (60*60)) / 60));
    purple_notify_user_info_prepend_pair(user_info, _("Local Time"), timestamp);
    g_free(timestamp);
  }

  if (jbir && jbir->idle_seconds > 0) {
    char *idle = purple_str_seconds_to_string(jbir->idle_seconds);
    purple_notify_user_info_prepend_pair(user_info, _("Idle"), idle);
    g_free(idle);
  }

  if (jbr) {
    char *purdy = NULL;
    char *tmp;
    char priority[12];
    const char *status_name = jabber_buddy_state_get_name(jbr->state);

    if (jbr->status) {
      tmp = purple_markup_escape_text(jbr->status, -1);
      purdy = purple_strdup_withhtml(tmp);
      g_free(tmp);

      if (purple_strequal(status_name, purdy))
        status_name = NULL;
    }

    tmp = g_strdup_printf("%s%s%s", (status_name ? status_name : ""),
            ((status_name && purdy) ? ": " : ""),
            (purdy ? purdy : ""));
    purple_notify_user_info_prepend_pair(user_info, _("Status"), tmp);

    g_snprintf(priority, sizeof(priority), "%d", jbr->priority);
    purple_notify_user_info_prepend_pair(user_info, _("Priority"), priority);

    g_free(tmp);
    g_free(purdy);
  } else {
    purple_notify_user_info_prepend_pair(user_info, _("Status"), _("Unknown"));
  }
}

static void jabber_buddy_info_show_if_ready(JabberBuddyInfo *jbi)
{
  char *resource_name;
  JabberBuddyResource *jbr;
  GList *resources;
  PurpleNotifyUserInfo *user_info;

  /* not yet */
  if (jbi->ids)
    return;

  user_info = jbi->user_info;
  resource_name = jabber_get_resource(jbi->jid);

  /* If we have one or more pairs from the vcard, put a section break above it */
  if (purple_notify_user_info_get_entries(user_info))
    purple_notify_user_info_prepend_section_break(user_info);

  /* Add the information about the user's resource(s) */
  if (resource_name) {
    jbr = jabber_buddy_find_resource(jbi->jb, resource_name);
    add_jbr_info(jbi, resource_name, jbr);
  } else {
    /* TODO: This is in priority-ascending order (lowest prio first), because
     * everything is prepended.  Is that ok? */
    for (resources = jbi->jb->resources; resources; resources = resources->next) {
      jbr = resources->data;

      /* put a section break between resources, this is not needed if
       we are at the first, because one was already added for the vcard
       section */
      if (resources != jbi->jb->resources)
        purple_notify_user_info_prepend_section_break(user_info);

      add_jbr_info(jbi, jbr->name, jbr);

      if (jbr->name)
        purple_notify_user_info_prepend_pair(user_info, _("Resource"), jbr->name);
    }
  }

  if (!jbi->jb->resources) {
    /* the buddy is offline */
    gboolean is_domain = jabber_jid_is_domain(jbi->jid);

    if (jbi->last_seconds > 0) {
      char *last = purple_str_seconds_to_string(jbi->last_seconds);
      gchar *message = NULL;
      const gchar *title = NULL;
      if (is_domain) {
        title = _("Uptime");
        message = last;
        last = NULL;
      } else {
        title = _("Logged Off");
        message = g_strdup_printf(_("%s ago"), last);
      }
      purple_notify_user_info_prepend_pair(user_info, title, message);
      g_free(last);
      g_free(message);
    }

    if (!is_domain) {
      gchar *status =
        g_strdup_printf("%s%s%s", _("Offline"),
                        jbi->last_message ? ": " : "",
                        jbi->last_message ? jbi->last_message : "");
      purple_notify_user_info_prepend_pair(user_info, _("Status"), status);
      g_free(status);
    }
  }

  g_free(resource_name);

  purple_notify_userinfo(jbi->js->gc, jbi->jid, user_info, NULL, NULL);

  while (jbi->vcard_imgids) {
    purple_imgstore_unref_by_id(GPOINTER_TO_INT(jbi->vcard_imgids->data));
    jbi->vcard_imgids = g_slist_delete_link(jbi->vcard_imgids, jbi->vcard_imgids);
  }

  jbi->js->pending_buddy_info_requests = g_slist_remove(jbi->js->pending_buddy_info_requests, jbi);

  jabber_buddy_info_destroy(jbi);
}

static void jabber_buddy_info_remove_id(JabberBuddyInfo *jbi, const char *id)
{
  GSList *l = jbi->ids;
  char *comp_id;

  if(!id)
    return;

  while(l) {
    comp_id = l->data;
    if(purple_strequal(id, comp_id)) {
      jbi->ids = g_slist_remove(jbi->ids, comp_id);
      g_free(comp_id);
      return;
    }
    l = l->next;
  }
}

static gboolean
set_own_vcard_cb(gpointer data)
{
  JabberStream *js = data;
  PurpleAccount *account = purple_connection_get_account(js->gc);

  js->vcard_timer = 0;

  jabber_set_info(js->gc, purple_account_get_user_info(account));

  return FALSE;
}

static void jabber_vcard_save_mine(JabberStream *js, const char *from,
                                   JabberIqType type, const char *id,
                                   xmlnode *packet, gpointer data)
{
  xmlnode *vcard, *photo, *binval;
  char *txt, *vcard_hash = NULL;
  PurpleAccount *account;

  if (type == JABBER_IQ_ERROR) {
    xmlnode *error;
    purple_debug_warning("jabber", "Server returned error while retrieving vCard\n");

    error = xmlnode_get_child(packet, "error");
    if (!error || !xmlnode_get_child(error, "item-not-found"))
      return;
  }

  account = purple_connection_get_account(js->gc);

  if((vcard = xmlnode_get_child(packet, "vCard")) ||
      (vcard = xmlnode_get_child_with_namespace(packet, "query", "vcard-temp")))
  {
    txt = xmlnode_to_str(vcard, NULL);
    purple_account_set_user_info(account, txt);
    g_free(txt);
  } else {
    /* if we have no vCard, then lets not overwrite what we might have locally */
  }

  js->vcard_fetched = TRUE;

  if (vcard && (photo = xmlnode_get_child(vcard, "PHOTO")) &&
               (binval = xmlnode_get_child(photo, "BINVAL"))) {
    gsize size;
    char *bintext = xmlnode_get_data(binval);
    if (bintext) {
      guchar *data = purple_base64_decode(bintext, &size);
      g_free(bintext);

      if (data) {
        vcard_hash = jabber_calculate_data_hash(data, size, "sha1");
        g_free(data);
      }
    }
  }

  /* Republish our vcard if the photo is different than the server's */
  if (js->initial_avatar_hash && !purple_strequal(vcard_hash, js->initial_avatar_hash)) {
    /*
     * Google Talk has developed the behavior that it will not accept
     * a vcard set in the first 10 seconds (or so) of the connection;
     * it returns an error (namespaces trimmed):
     * <error code="500" type="wait"><internal-server-error/></error>.
     */
    if (js->googletalk)
      js->vcard_timer = purple_timeout_add_seconds(10, set_own_vcard_cb,
                                                   js);
    else
      jabber_set_info(js->gc, purple_account_get_user_info(account));
  } else if (vcard_hash) {
    /* A photo is in the vCard. Advertise its hash */
    js->avatar_hash = vcard_hash;
    vcard_hash = NULL;

    /* Send presence to update vcard-temp:x:update */
    jabber_presence_send(js, FALSE);
  }

  g_free(vcard_hash);
}

void jabber_vcard_fetch_mine(JabberStream *js)
{
  JabberIq *iq = jabber_iq_new(js, JABBER_IQ_GET);

  xmlnode *vcard = xmlnode_new_child(iq->node, "vCard");
  xmlnode_set_namespace(vcard, "vcard-temp");
  jabber_iq_set_callback(iq, jabber_vcard_save_mine, NULL);

  jabber_iq_send(iq);
}

static void jabber_vcard_parse(JabberStream *js, const char *from,
                               JabberIqType type, const char *id,
                               xmlnode *packet, gpointer data)
{
  char *bare_jid;
  char *text;
  char *serverside_alias = NULL;
  xmlnode *vcard;
  PurpleAccount *account;
  JabberBuddyInfo *jbi = data;
  PurpleNotifyUserInfo *user_info;

  g_return_if_fail(jbi != NULL);

  jabber_buddy_info_remove_id(jbi, id);

  if (type == JABBER_IQ_ERROR) {
    purple_debug_info("jabber", "Got error response for vCard\n");
    jabber_buddy_info_show_if_ready(jbi);
    return;
  }

  user_info = jbi->user_info;
  account = purple_connection_get_account(js->gc);
  bare_jid = jabber_get_bare_jid(from ? from : purple_account_get_username(account));

  /* TODO: Is the query xmlns='vcard-temp' version of this still necessary? */
  if((vcard = xmlnode_get_child(packet, "vCard")) ||
      (vcard = xmlnode_get_child_with_namespace(packet, "query", "vcard-temp"))) {
    xmlnode *child;
    for(child = vcard->child; child; child = child->next)
    {
      xmlnode *child2;

      if(child->type != XMLNODE_TYPE_TAG)
        continue;

      text = xmlnode_get_data(child);
      if(text && purple_strequal(child->name, "FN")) {
        if (!serverside_alias)
          serverside_alias = g_strdup(text);

        purple_notify_user_info_add_pair_plaintext(user_info, _("Full Name"), text);
      } else if(purple_strequal(child->name, "N")) {
        for(child2 = child->child; child2; child2 = child2->next)
        {
          char *text2;

          if(child2->type != XMLNODE_TYPE_TAG)
            continue;

          text2 = xmlnode_get_data(child2);
          if(text2 && purple_strequal(child2->name, "FAMILY")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Family Name"), text2);
          } else if(text2 && purple_strequal(child2->name, "GIVEN")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Given Name"), text2);
          } else if(text2 && purple_strequal(child2->name, "MIDDLE")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Middle Name"), text2);
          }
          g_free(text2);
        }
      } else if(text && purple_strequal(child->name, "NICKNAME")) {
        /* Prefer the Nickcname to the Full Name as the serverside alias if it's not just part of the jid.
         * Ignore it if it's part of the jid. */
        if (bare_jid != NULL && strstr(bare_jid, text) == NULL) {
          g_free(serverside_alias);
          serverside_alias = g_strdup(text);

          purple_notify_user_info_add_pair_plaintext(user_info, _("Nickname"), text);
        }
      } else if(text && purple_strequal(child->name, "BDAY")) {
        purple_notify_user_info_add_pair_plaintext(user_info, _("Birthday"), text);
      } else if(purple_strequal(child->name, "ADR")) {
        gboolean address_line_added = FALSE;

        for(child2 = child->child; child2; child2 = child2->next)
        {
          char *text2;

          if(child2->type != XMLNODE_TYPE_TAG)
            continue;

          text2 = xmlnode_get_data(child2);
          if (text2 == NULL)
            continue;

          /* We do this here so that it's not added if all the child
           * elements are empty. */
          if (!address_line_added)
          {
            purple_notify_user_info_add_section_header(user_info, _("Address"));
            address_line_added = TRUE;
          }

          if(purple_strequal(child2->name, "POBOX")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("P.O. Box"), text2);
          } else if (purple_strequal(child2->name, "EXTADD") || purple_strequal(child2->name, "EXTADR")) {
            /*
             * EXTADD is correct, EXTADR is generated by other
             * clients. The next time someone reads this, remove
             * EXTADR.
             */
            purple_notify_user_info_add_pair_plaintext(user_info, _("Extended Address"), text2);
          } else if(purple_strequal(child2->name, "STREET")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Street Address"), text2);
          } else if(purple_strequal(child2->name, "LOCALITY")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Locality"), text2);
          } else if(purple_strequal(child2->name, "REGION")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Region"), text2);
          } else if(purple_strequal(child2->name, "PCODE")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Postal Code"), text2);
          } else if(purple_strequal(child2->name, "CTRY")
                || purple_strequal(child2->name, "COUNTRY")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Country"), text2);
          }
          g_free(text2);
        }

        if (address_line_added)
          purple_notify_user_info_add_section_break(user_info);

      } else if(purple_strequal(child->name, "TEL")) {
        char *number;
        if((child2 = xmlnode_get_child(child, "NUMBER"))) {
          /* show what kind of number it is */
          number = xmlnode_get_data(child2);
          if(number) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Telephone"), number);
            g_free(number);
          }
        } else if((number = xmlnode_get_data(child))) {
          /* lots of clients (including purple) do this, but it's
           * out of spec */
          purple_notify_user_info_add_pair_plaintext(user_info, _("Telephone"), number);
          g_free(number);
        }
      } else if(purple_strequal(child->name, "EMAIL")) {
        char *userid, *escaped;
        if((child2 = xmlnode_get_child(child, "USERID"))) {
          /* show what kind of email it is */
          userid = xmlnode_get_data(child2);
          if(userid) {
            char *mailto;
            escaped = g_markup_escape_text(userid, -1);
            mailto = g_strdup_printf("<a href=\"mailto:%s\">%s</a>", escaped, escaped);
            purple_notify_user_info_add_pair(user_info, _("Email"), mailto);

            g_free(mailto);
            g_free(escaped);
            g_free(userid);
          }
        } else if((userid = xmlnode_get_data(child))) {
          /* lots of clients (including purple) do this, but it's
           * out of spec */
          char *mailto;

          escaped = g_markup_escape_text(userid, -1);
          mailto = g_strdup_printf("<a href=\"mailto:%s\">%s</a>", escaped, escaped);
          purple_notify_user_info_add_pair(user_info, _("Email"), mailto);

          g_free(mailto);
          g_free(escaped);
          g_free(userid);
        }
      } else if(purple_strequal(child->name, "ORG")) {
        for(child2 = child->child; child2; child2 = child2->next)
        {
          char *text2;

          if(child2->type != XMLNODE_TYPE_TAG)
            continue;

          text2 = xmlnode_get_data(child2);
          if(text2 && purple_strequal(child2->name, "ORGNAME")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Organization Name"), text2);
          } else if(text2 && purple_strequal(child2->name, "ORGUNIT")) {
            purple_notify_user_info_add_pair_plaintext(user_info, _("Organization Unit"), text2);
          }
          g_free(text2);
        }
      } else if(text && purple_strequal(child->name, "TITLE")) {
        purple_notify_user_info_add_pair_plaintext(user_info, _("Job Title"), text);
      } else if(text && purple_strequal(child->name, "ROLE")) {
        purple_notify_user_info_add_pair_plaintext(user_info, _("Role"), text);
      } else if(text && purple_strequal(child->name, "DESC")) {
        purple_notify_user_info_add_pair_plaintext(user_info, _("Description"), text);
      } else if(purple_strequal(child->name, "PHOTO") ||
          purple_strequal(child->name, "LOGO")) {
        char *bintext = NULL;
        xmlnode *binval;

        if ((binval = xmlnode_get_child(child, "BINVAL")) &&
            (bintext = xmlnode_get_data(binval))) {
          gsize size;
          guchar *data;
          gboolean photo = purple_strequal(child->name, "PHOTO");

          data = purple_base64_decode(bintext, &size);
          if (data) {
            char *img_text;
            char *hash;

            jbi->vcard_imgids = g_slist_prepend(jbi->vcard_imgids, GINT_TO_POINTER(purple_imgstore_add_with_id(g_memdup2(data, size), size, "logo.png")));
            img_text = g_strdup_printf("<img id='%d'>", GPOINTER_TO_INT(jbi->vcard_imgids->data));

            purple_notify_user_info_add_pair(user_info, (photo ? _("Photo") : _("Logo")), img_text);

            hash = jabber_calculate_data_hash(data, size, "sha1");
            purple_buddy_icons_set_for_user(account, bare_jid, data, size, hash);
            g_free(hash);
            g_free(img_text);
          }
          g_free(bintext);
        }
      }
      g_free(text);
    }
  }

  if (serverside_alias) {
    PurpleBuddy *b;
    /* If we found a serverside alias, set it and tell the core */
    serv_got_alias(js->gc, bare_jid, serverside_alias);
    b = purple_find_buddy(account, bare_jid);
    if (b) {
      purple_blist_node_set_string((PurpleBlistNode*)b, "servernick", serverside_alias);
    }

    g_free(serverside_alias);
  }

  g_free(bare_jid);

  jabber_buddy_info_show_if_ready(jbi);
}

static void jabber_buddy_info_resource_free(gpointer data)
{
  JabberBuddyInfoResource *jbri = data;
  g_free(jbri);
}

static guint jbir_hash(gconstpointer v)
{
  if (v)
    return g_str_hash(v);
  else
    return 0;
}

static gboolean jbir_equal(gconstpointer v1, gconstpointer v2)
{
  const gchar *resource_1 = v1;
  const gchar *resource_2 = v2;

  return purple_strequal(resource_1, resource_2);
}

static void jabber_version_parse(JabberStream *js, const char *from,
                                 JabberIqType type, const char *id,
                                 xmlnode *packet, gpointer data)
{
  JabberBuddyInfo *jbi = data;
  xmlnode *query;
  char *resource_name;

  g_return_if_fail(jbi != NULL);

  jabber_buddy_info_remove_id(jbi, id);

  if(!from)
    return;

  resource_name = jabber_get_resource(from);

  if(resource_name) {
    if (type == JABBER_IQ_RESULT) {
      if((query = xmlnode_get_child(packet, "query"))) {
        JabberBuddyResource *jbr = jabber_buddy_find_resource(jbi->jb, resource_name);
        if(jbr) {
          xmlnode *node;
          if((node = xmlnode_get_child(query, "name"))) {
            jbr->client.name = xmlnode_get_data(node);
          }
          if((node = xmlnode_get_child(query, "version"))) {
            jbr->client.version = xmlnode_get_data(node);
          }
          if((node = xmlnode_get_child(query, "os"))) {
            jbr->client.os = xmlnode_get_data(node);
          }
        }
      }
    }
    g_free(resource_name);
  }

  jabber_buddy_info_show_if_ready(jbi);
}

static void jabber_last_parse(JabberStream *js, const char *from,
                              JabberIqType type, const char *id,
                              xmlnode *packet, gpointer data)
{
  JabberBuddyInfo *jbi = data;
  xmlnode *query;
  char *resource_name;
  const char *seconds;

  g_return_if_fail(jbi != NULL);

  jabber_buddy_info_remove_id(jbi, id);

  if(!from)
    return;

  resource_name = jabber_get_resource(from);

  if(resource_name) {
    if (type == JABBER_IQ_RESULT) {
      if((query = xmlnode_get_child(packet, "query"))) {
        seconds = xmlnode_get_attrib(query, "seconds");
        if(seconds) {
          char *end = NULL;
          long sec = strtol(seconds, &end, 10);
          JabberBuddy *jb = NULL;
          char *resource = NULL;
          char *buddy_name = NULL;
          JabberBuddyResource *jbr = NULL;

          if(end != seconds) {
            JabberBuddyInfoResource *jbir = g_hash_table_lookup(jbi->resources, resource_name);
            if(jbir) {
              jbir->idle_seconds = sec;
            }
          }
          /* Update the idle time of the buddy resource, if we got it.
           This will correct the value when a server doesn't mark
           delayed presence and we got the presence when signing on */
          jb = jabber_buddy_find(js, from, FALSE);
          if (jb) {
            resource = jabber_get_resource(from);
            buddy_name = jabber_get_bare_jid(from);
            /* if the resource already has an idle time set, we
             must have gotten it originally from a presence. In
             this case we update it. Otherwise don't update it, to
             avoid setting an idle and not getting informed about
             the resource getting unidle */
            if (resource && buddy_name) {
              jbr = jabber_buddy_find_resource(jb, resource);
              if (jbr) {
                if (jbr->idle) {
                  if (sec) {
                    jbr->idle = time(NULL) - sec;
                  } else {
                    jbr->idle = 0;
                  }

                  if (jbr ==
                    jabber_buddy_find_resource(jb, NULL)) {
                    purple_prpl_got_user_idle(js->gc->account,
                      buddy_name, jbr->idle, jbr->idle);
                  }
                }
              }
            }
            g_free(resource);
            g_free(buddy_name);
          }
        }
      }
    }
    g_free(resource_name);
  }

  jabber_buddy_info_show_if_ready(jbi);
}

static void jabber_last_offline_parse(JabberStream *js, const char *from,
                    JabberIqType type, const char *id,
                    xmlnode *packet, gpointer data)
{
  JabberBuddyInfo *jbi = data;
  xmlnode *query;
  const char *seconds;

  g_return_if_fail(jbi != NULL);

  jabber_buddy_info_remove_id(jbi, id);

  if (type == JABBER_IQ_RESULT) {
    if((query = xmlnode_get_child(packet, "query"))) {
      seconds = xmlnode_get_attrib(query, "seconds");
      if(seconds) {
        char *end = NULL;
        long sec = strtol(seconds, &end, 10);
        if(end != seconds) {
          jbi->last_seconds = sec;
        }
      }
      jbi->last_message = xmlnode_get_data(query);
    }
  }

  jabber_buddy_info_show_if_ready(jbi);
}

static void jabber_time_parse(JabberStream *js, const char *from,
                              JabberIqType type, const char *id,
                              xmlnode *packet, gpointer data)
{
  JabberBuddyInfo *jbi = data;
  JabberBuddyResource *jbr;
  char *resource_name;

  g_return_if_fail(jbi != NULL);

  jabber_buddy_info_remove_id(jbi, id);

  if (!from)
    return;

  resource_name = jabber_get_resource(from);
  jbr = resource_name ? jabber_buddy_find_resource(jbi->jb, resource_name) : NULL;
  g_free(resource_name);
  if (jbr) {
    if (type == JABBER_IQ_RESULT) {
      xmlnode *time = xmlnode_get_child(packet, "time");
      xmlnode *tzo = time ? xmlnode_get_child(time, "tzo") : NULL;
      char *tzo_data = tzo ? xmlnode_get_data(tzo) : NULL;
      if (tzo_data) {
        char *c = tzo_data;
        int hours, minutes;
        if (tzo_data[0] == 'Z' && tzo_data[1] == '\0') {
          jbr->tz_off = 0;
        } else {
          gboolean offset_positive = (tzo_data[0] == '+');
          /* [+-]HH:MM */
          if (((*c == '+' || *c == '-') && (c = c + 1)) &&
              sscanf(c, "%02d:%02d", &hours, &minutes) == 2) {
            jbr->tz_off = 60*60*hours + 60*minutes;
            if (!offset_positive)
              jbr->tz_off *= -1;
          } else {
            purple_debug_info("jabber", "Ignoring malformed timezone %s",
                              tzo_data);
          }
        }

        g_free(tzo_data);
      }
    }
  }

  jabber_buddy_info_show_if_ready(jbi);
}

void jabber_buddy_remove_all_pending_buddy_info_requests(JabberStream *js)
{
  if (js->pending_buddy_info_requests)
  {
    JabberBuddyInfo *jbi;
    GSList *l = js->pending_buddy_info_requests;
    while (l) {
      jbi = l->data;

      g_slist_free(jbi->ids);
      jabber_buddy_info_destroy(jbi);

      l = l->next;
    }

    g_slist_free(js->pending_buddy_info_requests);
    js->pending_buddy_info_requests = NULL;
  }
}

static gboolean jabber_buddy_get_info_timeout(gpointer data)
{
  JabberBuddyInfo *jbi = data;

  /* remove the pending callbacks */
  while(jbi->ids) {
    char *id = jbi->ids->data;
    jabber_iq_remove_callback_by_id(jbi->js, id);
    jbi->ids = g_slist_remove(jbi->ids, id);
    g_free(id);
  }

  jbi->js->pending_buddy_info_requests = g_slist_remove(jbi->js->pending_buddy_info_requests, jbi);
  jbi->timeout_handle = 0;

  jabber_buddy_info_show_if_ready(jbi);

  return FALSE;
}

static gboolean _client_is_blacklisted(JabberBuddyResource *jbr, const char *ns)
{
  /* can't be blacklisted if we don't know what you're running yet */
  if(!jbr->client.name)
    return FALSE;

  if(purple_strequal(ns, NS_LAST_ACTIVITY)) {
    if(purple_strequal(jbr->client.name, "Trillian")) {
      /* verified by nwalp 2007/05/09 */
      if(purple_strequal(jbr->client.version, "3.1.0.121") ||
          /* verified by nwalp 2007/09/19 */
          purple_strequal(jbr->client.version, "3.1.7.0")) {
        return TRUE;
      }
    }
  }

  return FALSE;
}

static void
dispatch_queries_for_resource(JabberStream *js, JabberBuddyInfo *jbi,
                              gboolean is_bare_jid, const char *jid,
                              JabberBuddyResource *jbr)
{
  JabberIq *iq;
  JabberBuddyInfoResource *jbir;
  char *full_jid = NULL;
  const char *to;

  if (is_bare_jid && jbr->name) {
    full_jid = g_strdup_printf("%s/%s", jid, jbr->name);
    to = full_jid;
  } else
    to = jid;

  jbir = g_new0(JabberBuddyInfoResource, 1);
  g_hash_table_insert(jbi->resources, g_strdup(jbr->name), jbir);

  if(!jbr->client.name) {
    iq = jabber_iq_new_query(js, JABBER_IQ_GET, "jabber:iq:version");
    xmlnode_set_attrib(iq->node, "to", to);
    jabber_iq_set_callback(iq, jabber_version_parse, jbi);
    jbi->ids = g_slist_prepend(jbi->ids, g_strdup(iq->id));
    jabber_iq_send(iq);
  }

  /* this is to fix the feeling of irritation I get when trying
   * to get info on a friend running Trillian, which doesn't
   * respond (with an error or otherwise) to jabber:iq:last
   * requests.  There are a number of Trillian users in my
   * office. */
  if(!_client_is_blacklisted(jbr, NS_LAST_ACTIVITY)) {
    iq = jabber_iq_new_query(js, JABBER_IQ_GET, NS_LAST_ACTIVITY);
    xmlnode_set_attrib(iq->node, "to", to);
    jabber_iq_set_callback(iq, jabber_last_parse, jbi);
    jbi->ids = g_slist_prepend(jbi->ids, g_strdup(iq->id));
    jabber_iq_send(iq);
  }

  if (jbr->tz_off == PURPLE_NO_TZ_OFF &&
      (!jbr->caps.info ||
        jabber_resource_has_capability(jbr, NS_ENTITY_TIME))) {
    xmlnode *child;
    iq = jabber_iq_new(js, JABBER_IQ_GET);
    xmlnode_set_attrib(iq->node, "to", to);
    child = xmlnode_new_child(iq->node, "time");
    xmlnode_set_namespace(child, NS_ENTITY_TIME);
    jabber_iq_set_callback(iq, jabber_time_parse, jbi);
    jbi->ids = g_slist_prepend(jbi->ids, g_strdup(iq->id));
    jabber_iq_send(iq);
  }

  g_free(full_jid);
}

static void jabber_buddy_get_info_for_jid(JabberStream *js, const char *jid)
{
  JabberIq *iq;
  xmlnode *vcard;
  GList *resources;
  JabberBuddy *jb;
  JabberBuddyInfo *jbi;
  const char *slash;
  gboolean is_bare_jid;

  jb = jabber_buddy_find(js, jid, TRUE);

  /* invalid JID */
  if(!jb)
    return;

  slash = strchr(jid, '/');
  is_bare_jid = (slash == NULL);

  jbi = g_new0(JabberBuddyInfo, 1);
  jbi->jid = g_strdup(jid);
  jbi->js = js;
  jbi->jb = jb;
  jbi->resources = g_hash_table_new_full(jbir_hash, jbir_equal, g_free, jabber_buddy_info_resource_free);
  jbi->user_info = purple_notify_user_info_new();

  iq = jabber_iq_new(js, JABBER_IQ_GET);

  xmlnode_set_attrib(iq->node, "to", jid);
  vcard = xmlnode_new_child(iq->node, "vCard");
  xmlnode_set_namespace(vcard, "vcard-temp");

  jabber_iq_set_callback(iq, jabber_vcard_parse, jbi);
  jbi->ids = g_slist_prepend(jbi->ids, g_strdup(iq->id));

  jabber_iq_send(iq);

  if (is_bare_jid) {
    if (jb->resources) {
      for(resources = jb->resources; resources; resources = resources->next) {
        JabberBuddyResource *jbr = resources->data;
        dispatch_queries_for_resource(js, jbi, is_bare_jid, jid, jbr);
      }
    } else {
      /* user is offline, send a jabber:iq:last to find out last time online */
      iq = jabber_iq_new_query(js, JABBER_IQ_GET, NS_LAST_ACTIVITY);
      xmlnode_set_attrib(iq->node, "to", jid);
      jabber_iq_set_callback(iq, jabber_last_offline_parse, jbi);
      jbi->ids = g_slist_prepend(jbi->ids, g_strdup(iq->id));
      jabber_iq_send(iq);
    }
  } else {
    JabberBuddyResource *jbr = jabber_buddy_find_resource(jb, slash + 1);
    if (jbr)
      dispatch_queries_for_resource(js, jbi, is_bare_jid, jid, jbr);
    else
      purple_debug_warning("jabber", "jabber_buddy_get_info_for_jid() "
          "was passed JID %s, but there is no corresponding "
          "JabberBuddyResource!\n", jid);
  }

  js->pending_buddy_info_requests = g_slist_prepend(js->pending_buddy_info_requests, jbi);
  jbi->timeout_handle = purple_timeout_add_seconds(30, jabber_buddy_get_info_timeout, jbi);
}

void jabber_buddy_get_info(PurpleConnection *gc, const char *who)
{
  JabberStream *js = purple_connection_get_protocol_data(gc);
  JabberID *jid = jabber_id_new(who);

  if (!jid)
    return;

  if (jid->node && jabber_chat_find(js, jid->node, jid->domain)) {
    /* For a conversation, include the resource (indicates the user). */
    jabber_buddy_get_info_for_jid(js, who);
  } else {
    char *bare_jid = jabber_get_bare_jid(who);
    jabber_buddy_get_info_for_jid(js, bare_jid);
    g_free(bare_jid);
  }

  jabber_id_free(jid);
}

static void jabber_buddy_set_invisibility(JabberStream *js, const char *who,
    gboolean invisible)
{
  PurplePresence *gpresence;
  PurpleAccount *account;
  PurpleStatus *status;
  JabberBuddy *jb = jabber_buddy_find(js, who, TRUE);
  xmlnode *presence;
  JabberBuddyState state;
  char *msg;
  int priority;

  account   = purple_connection_get_account(js->gc);
  gpresence = purple_account_get_presence(account);
  status    = purple_presence_get_active_status(gpresence);

  purple_status_to_jabber(status, &state, &msg, &priority);
  presence = jabber_presence_create_js(js, state, msg, priority);

  g_free(msg);

  xmlnode_set_attrib(presence, "to", who);
  if(invisible) {
    xmlnode_set_attrib(presence, "type", "invisible");
    jb->invisible |= JABBER_INVIS_BUDDY;
  } else {
    jb->invisible &= ~JABBER_INVIS_BUDDY;
  }

  jabber_send(js, presence);
  xmlnode_free(presence);
}

static void jabber_buddy_make_invisible(PurpleBlistNode *node, gpointer data)
{
  PurpleBuddy *buddy;
  PurpleConnection *gc;
  JabberStream *js;

  g_return_if_fail(PURPLE_BLIST_NODE_IS_BUDDY(node));

  buddy = (PurpleBuddy *) node;
  gc = purple_account_get_connection(purple_buddy_get_account(buddy));
  js = purple_connection_get_protocol_data(gc);

  jabber_buddy_set_invisibility(js, purple_buddy_get_name(buddy), TRUE);
}

static void jabber_buddy_make_visible(PurpleBlistNode *node, gpointer data)
{
  PurpleBuddy *buddy;
  PurpleConnection *gc;
  JabberStream *js;

  g_return_if_fail(PURPLE_BLIST_NODE_IS_BUDDY(node));

  buddy = (PurpleBuddy *) node;
  gc = purple_account_get_connection(purple_buddy_get_account(buddy));
  js = purple_connection_get_protocol_data(gc);

  jabber_buddy_set_invisibility(js, purple_buddy_get_name(buddy), FALSE);
}

static void cancel_presence_notification(gpointer data)
{
  PurpleBuddy *buddy;
  PurpleConnection *gc;
  JabberStream *js;

  buddy = data;
  gc = purple_account_get_connection(purple_buddy_get_account(buddy));
  js = purple_connection_get_protocol_data(gc);

  jabber_presence_subscription_set(js, purple_buddy_get_name(buddy), "unsubscribed");
}

static void
jabber_buddy_cancel_presence_notification(PurpleBlistNode *node,
                                          gpointer data)
{
  PurpleBuddy *buddy;
  PurpleAccount *account;
  PurpleConnection *gc;
  const gchar *name;
  char *msg;

  g_return_if_fail(PURPLE_BLIST_NODE_IS_BUDDY(node));

  buddy = (PurpleBuddy *) node;
  name = purple_buddy_get_name(buddy);
  account = purple_buddy_get_account(buddy);
  gc = purple_account_get_connection(account);

  msg = g_strdup_printf(_("%s will no longer be able to see your status "
                          "updates.  Do you want to continue?"), name);
  purple_request_yes_no(gc, NULL, _("Cancel Presence Notification"),
                        msg, 0 /* Yes */, account, name, NULL, buddy,
                        cancel_presence_notification, NULL /* Do nothing */);
  g_free(msg);
}

static void jabber_buddy_rerequest_auth(PurpleBlistNode *node, gpointer data)
{
  PurpleBuddy *buddy;
  PurpleConnection *gc;
  JabberStream *js;

  g_return_if_fail(PURPLE_BLIST_NODE_IS_BUDDY(node));

  buddy = (PurpleBuddy *) node;
  gc = purple_account_get_connection(purple_buddy_get_account(buddy));
  js = purple_connection_get_protocol_data(gc);

  jabber_presence_subscription_set(js, purple_buddy_get_name(buddy), "subscribe");
}


static void jabber_buddy_unsubscribe(PurpleBlistNode *node, gpointer data)
{
  PurpleBuddy *buddy;
  PurpleConnection *gc;
  JabberStream *js;

  g_return_if_fail(PURPLE_BLIST_NODE_IS_BUDDY(node));

  buddy = (PurpleBuddy *) node;
  gc = purple_account_get_connection(purple_buddy_get_account(buddy));
  js = purple_connection_get_protocol_data(gc);

  jabber_presence_subscription_set(js, purple_buddy_get_name(buddy), "unsubscribe");
}

static void jabber_buddy_login(PurpleBlistNode *node, gpointer data) {
  if(PURPLE_BLIST_NODE_IS_BUDDY(node)) {
    /* simply create a directed presence of the current status */
    PurpleBuddy *buddy = (PurpleBuddy *) node;
    PurpleConnection *gc = purple_account_get_connection(purple_buddy_get_account(buddy));
    JabberStream *js = purple_connection_get_protocol_data(gc);
    PurpleAccount *account = purple_connection_get_account(gc);
    PurplePresence *gpresence = purple_account_get_presence(account);
    PurpleStatus *status = purple_presence_get_active_status(gpresence);
    xmlnode *presence;
    JabberBuddyState state;
    char *msg;
    int priority;

    purple_status_to_jabber(status, &state, &msg, &priority);
    presence = jabber_presence_create_js(js, state, msg, priority);

    g_free(msg);

    xmlnode_set_attrib(presence, "to", purple_buddy_get_name(buddy));

    jabber_send(js, presence);
    xmlnode_free(presence);
  }
}

static void jabber_buddy_logout(PurpleBlistNode *node, gpointer data) {
  if(PURPLE_BLIST_NODE_IS_BUDDY(node)) {
    /* simply create a directed unavailable presence */
    PurpleBuddy *buddy = (PurpleBuddy *) node;
    PurpleConnection *gc = purple_account_get_connection(purple_buddy_get_account(buddy));
    JabberStream *js = purple_connection_get_protocol_data(gc);
    xmlnode *presence;

    presence = jabber_presence_create_js(js, JABBER_BUDDY_STATE_UNAVAILABLE, NULL, 0);

    xmlnode_set_attrib(presence, "to", purple_buddy_get_name(buddy));

    jabber_send(js, presence);
    xmlnode_free(presence);
  }
}

static GList *jabber_buddy_menu(PurpleBuddy *buddy)
{
  PurpleConnection *gc = purple_account_get_connection(purple_buddy_get_account(buddy));
  JabberStream *js = purple_connection_get_protocol_data(gc);
  const char *name = purple_buddy_get_name(buddy);
  JabberBuddy *jb = jabber_buddy_find(js, name, TRUE);
  GList *jbrs;

  GList *m = NULL;
  PurpleMenuAction *act;

  if(!jb)
    return m;

  if (js->protocol_version.major == 0 && js->protocol_version.minor == 9 &&
      jb != js->user_jb) {
    if(jb->invisible & JABBER_INVIS_BUDDY) {
      act = purple_menu_action_new(_("Un-hide From"),
                                 PURPLE_CALLBACK(jabber_buddy_make_visible),
                                 NULL, NULL);
    } else {
      act = purple_menu_action_new(_("Temporarily Hide From"),
                                 PURPLE_CALLBACK(jabber_buddy_make_invisible),
                                 NULL, NULL);
    }
    m = g_list_append(m, act);
  }

  if(jb->subscription & JABBER_SUB_FROM && jb != js->user_jb) {
    act = purple_menu_action_new(_("Cancel Presence Notification"),
                               PURPLE_CALLBACK(jabber_buddy_cancel_presence_notification),
                               NULL, NULL);
    m = g_list_append(m, act);
  }

  if(!(jb->subscription & JABBER_SUB_TO)) {
    act = purple_menu_action_new(_("(Re-)Request authorization"),
                               PURPLE_CALLBACK(jabber_buddy_rerequest_auth),
                               NULL, NULL);
    m = g_list_append(m, act);

  } else if (jb != js->user_jb) {

    /* shouldn't this just happen automatically when the buddy is
       removed? */
    act = purple_menu_action_new(_("Unsubscribe"),
                               PURPLE_CALLBACK(jabber_buddy_unsubscribe),
                               NULL, NULL);
    m = g_list_append(m, act);
  }

  if (js->googletalk) {
    act = purple_menu_action_new(_("Initiate _Chat"),
                               PURPLE_CALLBACK(google_buddy_node_chat),
                               NULL, NULL);
    m = g_list_append(m, act);
  }

  /*
   * This if-condition implements parts of XEP-0100: Gateway Interaction
   *
   * According to stpeter, there is no way to know if a jid on the roster is a gateway without sending a disco#info.
   * However, since the gateway might appear offline to us, we cannot get that information. Therefore, I just assume
   * that gateways on the roster can be identified by having no '@' in their jid. This is a faily safe assumption, since
   * people don't tend to have a server or other service there.
   *
   * TODO: Use disco#info...
   */
  if (strchr(name, '@') == NULL) {
    act = purple_menu_action_new(_("Log In"),
                   PURPLE_CALLBACK(jabber_buddy_login),
                   NULL, NULL);
    m = g_list_append(m, act);
    act = purple_menu_action_new(_("Log Out"),
                   PURPLE_CALLBACK(jabber_buddy_logout),
                   NULL, NULL);
    m = g_list_append(m, act);
  }

  /* add all ad hoc commands to the action menu */
  for(jbrs = jb->resources; jbrs; jbrs = g_list_next(jbrs)) {
    JabberBuddyResource *jbr = jbrs->data;
    GList *commands;
    if (!jbr->commands)
      continue;
    for(commands = jbr->commands; commands; commands = g_list_next(commands)) {
      JabberAdHocCommands *cmd = commands->data;
      act = purple_menu_action_new(cmd->name, PURPLE_CALLBACK(jabber_adhoc_execute_action), cmd, NULL);
      m = g_list_append(m, act);
    }
  }

  return m;
}

GList *
jabber_blist_node_menu(PurpleBlistNode *node)
{
  if(PURPLE_BLIST_NODE_IS_BUDDY(node)) {
    return jabber_buddy_menu((PurpleBuddy *) node);
  } else {
    return NULL;
  }
}


static void user_search_result_add_buddy_cb(PurpleConnection *gc, GList *row, void *user_data)
{
  /* XXX find out the jid */
  purple_blist_request_add_buddy(purple_connection_get_account(gc),
      g_list_nth_data(row, 0), NULL, NULL);
}

static void user_search_result_cb(JabberStream *js, const char *from,
                                  JabberIqType type, const char *id,
                                  xmlnode *packet, gpointer data)
{
  PurpleNotifySearchResults *results;
  PurpleNotifySearchColumn *column;
  xmlnode *x, *query, *item, *field;

  /* XXX error checking? */
  if(!(query = xmlnode_get_child(packet, "query")))
    return;

  results = purple_notify_searchresults_new();
  if((x = xmlnode_get_child_with_namespace(query, "x", "jabber:x:data"))) {
    xmlnode *reported;
    GSList *column_vars = NULL;

    purple_debug_info("jabber", "new-skool\n");

    if((reported = xmlnode_get_child(x, "reported"))) {
      xmlnode *field = xmlnode_get_child(reported, "field");
      while(field) {
        const char *var = xmlnode_get_attrib(field, "var");
        const char *label = xmlnode_get_attrib(field, "label");
        if(var) {
          column = purple_notify_searchresults_column_new(label ? label : var);
          purple_notify_searchresults_column_add(results, column);
          column_vars = g_slist_append(column_vars, (char *)var);
        }
        field = xmlnode_get_next_twin(field);
      }
    }

    item = xmlnode_get_child(x, "item");
    while(item) {
      GList *row = NULL;
      GSList *l;
      xmlnode *valuenode;
      const char *var;

      for (l = column_vars; l != NULL; l = l->next) {
        /*
         * Build a row containing the strings that correspond
         * to each column of the search results.
         */
        for (field = xmlnode_get_child(item, "field");
            field != NULL;
            field = xmlnode_get_next_twin(field))
        {
          if ((var = xmlnode_get_attrib(field, "var")) &&
              purple_strequal(var, l->data) &&
              (valuenode = xmlnode_get_child(field, "value")))
          {
            char *value = xmlnode_get_data(valuenode);
            row = g_list_append(row, value);
            break;
          }
        }
        if (field == NULL)
          /* No data for this column */
          row = g_list_append(row, NULL);
      }
      purple_notify_searchresults_row_add(results, row);
      item = xmlnode_get_next_twin(item);
    }

    g_slist_free(column_vars);
  } else {
    /* old skool */
    purple_debug_info("jabber", "old-skool\n");

    column = purple_notify_searchresults_column_new(_("JID"));
    purple_notify_searchresults_column_add(results, column);
    column = purple_notify_searchresults_column_new(_("First Name"));
    purple_notify_searchresults_column_add(results, column);
    column = purple_notify_searchresults_column_new(_("Last Name"));
    purple_notify_searchresults_column_add(results, column);
    column = purple_notify_searchresults_column_new(_("Nickname"));
    purple_notify_searchresults_column_add(results, column);
    column = purple_notify_searchresults_column_new(_("Email"));
    purple_notify_searchresults_column_add(results, column);

    for(item = xmlnode_get_child(query, "item"); item; item = xmlnode_get_next_twin(item)) {
      const char *jid;
      xmlnode *node;
      GList *row = NULL;

      if(!(jid = xmlnode_get_attrib(item, "jid")))
        continue;

      row = g_list_append(row, g_strdup(jid));
      node = xmlnode_get_child(item, "first");
      row = g_list_append(row, node ? xmlnode_get_data(node) : NULL);
      node = xmlnode_get_child(item, "last");
      row = g_list_append(row, node ? xmlnode_get_data(node) : NULL);
      node = xmlnode_get_child(item, "nick");
      row = g_list_append(row, node ? xmlnode_get_data(node) : NULL);
      node = xmlnode_get_child(item, "email");
      row = g_list_append(row, node ? xmlnode_get_data(node) : NULL);
      purple_debug_info("jabber", "row=%p\n", row);
      purple_notify_searchresults_row_add(results, row);
    }
  }

  purple_notify_searchresults_button_add(results, PURPLE_NOTIFY_BUTTON_ADD,
      user_search_result_add_buddy_cb);

  purple_notify_searchresults(js->gc, NULL, NULL, _("The following are the results of your search"), results, NULL, NULL);
}

static void user_search_x_data_cb(JabberStream *js, xmlnode *result, gpointer data)
{
  xmlnode *query;
  JabberIq *iq;
  char *dir_server = data;
  const char *type;

  /* if they've cancelled the search, we're
   * just going to get an error if we send
   * a cancel, so skip it */
  type = xmlnode_get_attrib(result, "type");
  if(purple_strequal(type, "cancel")) {
    g_free(dir_server);
    return;
  }

  iq = jabber_iq_new_query(js, JABBER_IQ_SET, "jabber:iq:search");
  query = xmlnode_get_child(iq->node, "query");

  xmlnode_insert_child(query, result);

  jabber_iq_set_callback(iq, user_search_result_cb, NULL);
  xmlnode_set_attrib(iq->node, "to", dir_server);
  jabber_iq_send(iq);
  g_free(dir_server);
}

struct user_search_info {
  JabberStream *js;
  char *directory_server;
};

static void user_search_cancel_cb(struct user_search_info *usi, PurpleRequestFields *fields)
{
  g_free(usi->directory_server);
  g_free(usi);
}

static void user_search_cb(struct user_search_info *usi, PurpleRequestFields *fields)
{
  JabberStream *js = usi->js;
  JabberIq *iq;
  xmlnode *query;
  GList *groups, *flds;

  iq = jabber_iq_new_query(js, JABBER_IQ_SET, "jabber:iq:search");
  query = xmlnode_get_child(iq->node, "query");

  for(groups = purple_request_fields_get_groups(fields); groups; groups = groups->next) {
    for(flds = purple_request_field_group_get_fields(groups->data);
        flds; flds = flds->next) {
      PurpleRequestField *field = flds->data;
      const char *id = purple_request_field_get_id(field);
      const char *value = purple_request_field_string_get_value(field);

      if(value && (purple_strequal(id, "first") || purple_strequal(id, "last") || purple_strequal(id, "nick") || purple_strequal(id, "email"))) {
        xmlnode *y = xmlnode_new_child(query, id);
        xmlnode_insert_data(y, value, -1);
      }
    }
  }

  jabber_iq_set_callback(iq, user_search_result_cb, NULL);
  xmlnode_set_attrib(iq->node, "to", usi->directory_server);
  jabber_iq_send(iq);

  g_free(usi->directory_server);
  g_free(usi);
}

#if 0
/* This is for gettext only -- it will see this even though there's an #if 0. */

/*
 * An incomplete list of server generated original language search
 * comments for Jabber User Directories
 *
 * See discussion thread "Search comment for Jabber is not translatable"
 * in purple-i18n@lists.sourceforge.net (March 2006)
 */
static const char * jabber_user_dir_comments [] = {
  /* current comment from Jabber User Directory users.jabber.org */
  N_("Find a contact by entering the search criteria in the given fields. "
     "Note: Each field supports wild card searches (%)"),
  NULL
};
#endif

static void user_search_fields_result_cb(JabberStream *js, const char *from,
                                         JabberIqType type, const char *id,
                                         xmlnode *packet, gpointer data)
{
  xmlnode *query, *x;

  if (!from)
    return;

  if (type == JABBER_IQ_ERROR) {
    char *msg = jabber_parse_error(js, packet, NULL);

    if(!msg)
      msg = g_strdup(_("Unknown error"));

    purple_notify_error(js->gc, _("Directory Query Failed"),
          _("Could not query the directory server."), msg);
    g_free(msg);

    return;
  }


  if(!(query = xmlnode_get_child(packet, "query")))
    return;

  if((x = xmlnode_get_child_with_namespace(query, "x", "jabber:x:data"))) {
    jabber_x_data_request(js, x, user_search_x_data_cb, g_strdup(from));
    return;
  } else {
    struct user_search_info *usi;
    xmlnode *instnode;
    char *instructions = NULL;
    PurpleRequestFields *fields;
    PurpleRequestFieldGroup *group;
    PurpleRequestField *field;

    /* old skool */
    fields = purple_request_fields_new();
    group = purple_request_field_group_new(NULL);
    purple_request_fields_add_group(fields, group);

    if((instnode = xmlnode_get_child(query, "instructions")))
    {
      char *tmp = xmlnode_get_data(instnode);

      if(tmp)
      {
        /* Try to translate the message (see static message
           list in jabber_user_dir_comments[]) */
        instructions = g_strdup_printf(_("Server Instructions: %s"), _(tmp));
        g_free(tmp);
      }
    }

    if(!instructions)
    {
      instructions = g_strdup(_("Fill in one or more fields to search "
              "for any matching XMPP users."));
    }

    if(xmlnode_get_child(query, "first")) {
      field = purple_request_field_string_new("first", _("First Name"),
          NULL, FALSE);
      purple_request_field_group_add_field(group, field);
    }
    if(xmlnode_get_child(query, "last")) {
      field = purple_request_field_string_new("last", _("Last Name"),
          NULL, FALSE);
      purple_request_field_group_add_field(group, field);
    }
    if(xmlnode_get_child(query, "nick")) {
      field = purple_request_field_string_new("nick", _("Nickname"),
          NULL, FALSE);
      purple_request_field_group_add_field(group, field);
    }
    if(xmlnode_get_child(query, "email")) {
      field = purple_request_field_string_new("email", _("Email Address"),
          NULL, FALSE);
      purple_request_field_group_add_field(group, field);
    }

    usi = g_new0(struct user_search_info, 1);
    usi->js = js;
    usi->directory_server = g_strdup(from);

    purple_request_fields(js->gc, _("Search for XMPP users"),
        _("Search for XMPP users"), instructions, fields,
        _("Search"), G_CALLBACK(user_search_cb),
        _("Cancel"), G_CALLBACK(user_search_cancel_cb),
        purple_connection_get_account(js->gc), NULL, NULL,
        usi);

    g_free(instructions);
  }
}

void jabber_user_search(JabberStream *js, const char *directory)
{
  JabberIq *iq;

  /* XXX: should probably better validate the directory we're given */
  if(!directory || !*directory) {
    purple_notify_error(js->gc, _("Invalid Directory"), _("Invalid Directory"), NULL);
    return;
  }

  /* If the value provided isn't the disco#info default, persist it.  Otherwise,
     make sure we aren't persisting an old value */
  if(js->user_directories && js->user_directories->data &&
     purple_strequal(directory, js->user_directories->data)) {
    purple_account_set_string(js->gc->account, "user_directory", "");
  }
  else {
    purple_account_set_string(js->gc->account, "user_directory", directory);
  }

  iq = jabber_iq_new_query(js, JABBER_IQ_GET, "jabber:iq:search");
  xmlnode_set_attrib(iq->node, "to", directory);

  jabber_iq_set_callback(iq, user_search_fields_result_cb, NULL);

  jabber_iq_send(iq);
}

void jabber_user_search_begin(PurplePluginAction *action)
{
  PurpleConnection *gc = (PurpleConnection *) action->context;
  JabberStream *js = purple_connection_get_protocol_data(gc);
  const char *def_val = purple_account_get_string(js->gc->account, "user_directory", "");
  if(!*def_val && js->user_directories)
    def_val = js->user_directories->data;

  purple_request_input(gc, _("Enter a User Directory"), _("Enter a User Directory"),
      _("Select a user directory to search"),
      def_val,
      FALSE, FALSE, NULL,
      _("Search Directory"), PURPLE_CALLBACK(jabber_user_search),
      _("Cancel"), NULL,
      NULL, NULL, NULL,
      js);
}

gboolean
jabber_resource_know_capabilities(const JabberBuddyResource *jbr)
{
  return jbr->caps.info != NULL;
}

gboolean
jabber_resource_has_capability(const JabberBuddyResource *jbr, const gchar *cap)
{
  const GList *node = NULL;
  const JabberCapsNodeExts *exts;

  if (!jbr->caps.info) {
    purple_debug_info("jabber",
      "Unable to find caps: nothing known about buddy\n");
    return FALSE;
  }

  node = g_list_find_custom(jbr->caps.info->features, cap, (GCompareFunc)strcmp);
  if (!node && jbr->caps.exts && jbr->caps.info->exts) {
    const GList *ext;
    exts = jbr->caps.info->exts;
    /* Walk through all the enabled caps, checking each list for the cap.
     * Don't check it twice, though. */
    for (ext = jbr->caps.exts; ext && !node; ext = ext->next) {
      GList *features = g_hash_table_lookup(exts->exts, ext->data);
      if (features)
        node = g_list_find_custom(features, cap, (GCompareFunc)strcmp);
    }
  }

  return (node != NULL);
}

gboolean
jabber_buddy_has_capability(const JabberBuddy *jb, const gchar *cap)
{
  JabberBuddyResource *jbr = jabber_buddy_find_resource((JabberBuddy*)jb, NULL);

  if (!jbr) {
    purple_debug_info("jabber",
      "Unable to find caps: buddy might be offline\n");
    return FALSE;
  }

  return jabber_resource_has_capability(jbr, cap);
}

const gchar *
jabber_resource_get_identity_category_type(const JabberBuddyResource *jbr,
  const gchar *category)
{
  const GList *iter = NULL;

  if (jbr->caps.info) {
    for (iter = jbr->caps.info->identities ; iter ; iter = g_list_next(iter)) {
      const JabberIdentity *identity =
        (JabberIdentity *) iter->data;

      if (purple_strequal(identity->category, category)) {
        return identity->type;
      }
    }
  }

  return NULL;
}

Coverage Report

Created: 2026-09-14 06:25