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path: root/plugins/groupwise-features/proxy-login.c
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Authors: 
 *  Shreyas Srinivasan <sshreyas@novell.com>
 *  Sankar P <psankar@novell.com>
 *
 *  Copyright 2004 Novell, Inc. (www.novell.com)
 *
 *  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., 59 Temple Street #330, Boston, MA 02111-1307, USA.
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <glib.h>
#include <string.h>
#include <glib/gi18n.h>
#include <glade/glade.h>
#include <glib/gmain.h>
#include <gtk/gtktreemodel.h>
#include <gtk/gtkliststore.h>
#include <gtk/gtktreeselection.h>
#include <gtk/gtktreeview.h>
#include <gtk/gtkdialog.h>
#include <gtk/gtkbutton.h>
#include <gtk/gtk.h>
#include <gtk/gtktogglebutton.h>
#include <gtk/gtkcellrenderertoggle.h>
#include <gtk/gtkcellrenderertext.h>

#include <libedataserverui/e-passwords.h>
#include <mail/mail-component.h>
#include <mail/em-folder-tree.h>
#include <mail/mail-config.h>
#include <mail/em-folder-selector.h>
#include <mail/em-popup.h>
#include <mail/em-account-editor.h>
#include <camel/camel-url.h>
#include <camel/camel-store.h>
#include <mail/mail-ops.h>
#include <e-util/e-account.h>
#include <e-util/e-error.h>
#include <e-util/e-icon-factory.h>
#include <e-util/e-util-private.h>

#include <e-gw-container.h>
#include <e-gw-connection.h>
#include <e-gw-message.h>
#include <libedataserverui/e-name-selector.h>
#include "proxy-login.h"

#define GW(name) glade_xml_get_widget (priv->xml, name)

#define ACCOUNT_PICTURE 0
#define ACCOUNT_NAME 1

proxyLogin *pld = NULL;
static GObjectClass *parent_class = NULL;

struct _proxyLoginPrivate {
    /* Glade XML data for the Add/Edit Proxy dialog*/
    GladeXML *xml;
    /* Widgets */
    GtkWidget *main;

    /*Tree Store*/
    GtkTreeStore *store;
    /*Tree View*/
    GtkTreeView *tree;

    char *help_section;
};

static void
proxy_login_finalize (GObject *object)
{
    proxyLogin *prd = (proxyLogin *) object;
    proxyLoginPrivate *priv;

    g_return_if_fail (IS_PROXY_LOGIN (prd));
    priv = prd->priv;
    g_list_foreach (prd->proxy_list, (GFunc)g_free, NULL);
    g_list_free (prd->proxy_list);
    prd->proxy_list = NULL;
    g_object_unref (priv->xml);
    g_free (priv->help_section);

    if (prd->priv) {
        g_free (prd->priv);
        prd->priv = NULL;
    }
    
    if (parent_class->finalize)
        (* parent_class->finalize) (object);
}

static void
proxy_login_dispose (GObject *object)
{
    proxyLogin *prd = (proxyLogin *) object;

    g_return_if_fail (IS_PROXY_LOGIN (prd));

    if (parent_class->dispose)
        (* parent_class->dispose) (object);
}

/* Class initialization function for the Send Options */
static void
proxy_login_class_init (GObjectClass *object)
{
    proxyLoginClass *klass;
    GObjectClass *object_class;

    klass = PROXY_LOGIN_CLASS (object);
    parent_class = g_type_class_peek_parent (klass);
    object_class = G_OBJECT_CLASS (klass);

    object_class->finalize = proxy_login_finalize;
    object_class->dispose = proxy_login_dispose;
}

static void
proxy_login_init (GObject *object)
{
    proxyLogin *prd;
    proxyLoginPrivate *priv;

    prd = PROXY_LOGIN (object);
    priv = g_new0 (proxyLoginPrivate, 1);
    prd->priv = priv;
    
    prd->proxy_list = NULL;
    priv->xml = NULL;
    priv->main = NULL;
    priv->store = NULL;
    priv->tree = NULL;
}

GType 
proxy_login_get_type (void)
{
  static GType type = 0;

  if (type == 0) {
    static const GTypeInfo info = {
      sizeof (proxyLoginClass),
      NULL,   /* base_init */
      NULL,   /* base_finalize */
      (GClassInitFunc) proxy_login_class_init,   /* class_init */
      NULL,   /* class_finalize */
      NULL,   /* class_data */
      sizeof (proxyLogin),
     0,      /* n_preallocs */
     (GInstanceInitFunc) proxy_login_init,
    NULL    /* instance_init */
    };
    type = g_type_register_static (G_TYPE_OBJECT,
                                   "proxyLoginType",
                                   &info, 0);
  }

  return type;
}

proxyLogin * 
proxy_login_new (void)
{
    proxyLogin *prd;

    prd = g_object_new (TYPE_PROXY_LOGIN, NULL);
    
    return prd;
}

static int
proxy_get_password (EAccount *account, char **user_name, char **password)
{
    char *uri, *failed_auth, *key, *prompt;
    CamelURL *url;
    const char *poa_address, *use_ssl, *soap_port;

    url = camel_url_new (account->source->url, NULL);
    if (url == NULL) 
        return 0;
    *user_name = g_strdup (url->user);
    poa_address = url->host; 
    if (!poa_address || strlen (poa_address) ==0)
        return 0;
    
        soap_port = camel_url_get_param (url, "soap_port");
        if (!soap_port || strlen (soap_port) == 0)
                soap_port = "7191";
    use_ssl = camel_url_get_param (url, "use_ssl");

    key =  g_strdup_printf ("groupwise://%s@%s/", url->user, poa_address); 
    
    if (!g_str_equal (use_ssl, "never"))
        uri = g_strdup_printf ("https://%s:%s/soap", poa_address, soap_port);
    else 
        uri = g_strdup_printf ("http://%s:%s/soap", poa_address, soap_port);
    
    failed_auth = "";
    
    prompt = g_strdup_printf (_("%sEnter password for %s (user %s)"),
            failed_auth, poa_address, url->user);

    *password = e_passwords_get_password ("Groupwise", key);

    g_free (key);
    g_free (prompt);
    g_free (uri); 
    camel_url_free (url);

    return 1;
}

static EGwConnection * 
proxy_login_get_cnc (EAccount *account)
{
    EGwConnection *cnc;
    CamelURL *url;
    url = camel_url_new (account->source->url, NULL);
    char *uri = NULL, *failed_auth = NULL, *key = NULL, *prompt = NULL, *password = NULL;
    const char *use_ssl, *soap_port;
    gboolean remember;
    
    url = camel_url_new (account->source->url, NULL);
    if (url == NULL) 
        return NULL;
    if (!url->host || strlen (url->host) ==0)
        return NULL;
    
        soap_port = camel_url_get_param (url, "soap_port");
        if (!soap_port || strlen (soap_port) == 0)
                soap_port = "7191";
    use_ssl = camel_url_get_param (url, "use_ssl");

    key =  g_strdup_printf ("groupwise://%s@%s/", url->user, url->host); 
    if (!g_str_equal (use_ssl, "never"))
        uri = g_strdup_printf ("https://%s:%s/soap", url->host, soap_port);
    else 
        uri = g_strdup_printf ("http://%s:%s/soap", url->host, soap_port);
    
    failed_auth = "";
    cnc = NULL;
    
    prompt = g_strdup_printf (_("%sEnter password for %s (user %s)"),
            failed_auth, url->host, url->user);

    password = e_passwords_get_password ("Groupwise", key);

    if (!password)
        password = e_passwords_ask_password (prompt, "Groupwise", key, prompt,
                E_PASSWORDS_REMEMBER_FOREVER|E_PASSWORDS_SECRET, &remember, NULL);
    
    g_free (prompt);
    cnc = e_gw_connection_new (uri, url->user, password);
    if (!E_IS_GW_CONNECTION(cnc) && use_ssl && g_str_equal (use_ssl, "when-possible")) {
        char *http_uri = g_strconcat ("http://", uri + 8, NULL);
        cnc = e_gw_connection_new (http_uri, url->user, password);
        g_free (http_uri);
    }
    
    g_free (key);
    g_free (password);
    g_free (uri); 
    camel_url_free (url);

    return cnc;
}
    

static void 
proxy_login_cb (GtkDialog *dialog, gint state)
{
    GtkWidget *account_name_tbox;
    proxyLoginPrivate *priv;
    char *proxy_name;

    priv = pld->priv;
    account_name_tbox = glade_xml_get_widget (priv->xml, "account_name");
    proxy_name = g_strdup ((char *) gtk_entry_get_text ((GtkEntry *) account_name_tbox));

    switch (state) {
        case GTK_RESPONSE_OK:
            gtk_widget_destroy (priv->main);
            proxy_soap_login (proxy_name);
            g_object_unref (pld);    
            break;
        case GTK_RESPONSE_CANCEL:
                gtk_widget_destroy (priv->main);
            g_object_unref (pld);
            break;
        case GTK_RESPONSE_HELP:
            break;
    }

    g_free (proxy_name);
}

static void 
proxy_soap_login (char *email)
{
    EAccountList *accounts = mail_config_get_accounts();
    EAccount *srcAccount;
    EAccount *dstAccount;
    EGwConnection *proxy_cnc, *cnc;
    CamelURL *uri = NULL, *parent = NULL ;
    char *password = NULL, *user_name = NULL;
    char *proxy_source_url = NULL, *parent_source_url = NULL ;
    char *name;
    int i;
    int permissions = 0;
    
    for (i=0; email[i]!='\0' && email[i]!='@' ; i++);
    if (email[i]=='@')
        name = g_strndup(email, i);
    else {
        e_error_run (NULL, "org.gnome.evolution.proxy-login:invalid-user",email ,NULL);
        return;
    }   
    
    srcAccount = pld->account;
    cnc = proxy_login_get_cnc(srcAccount);
    proxy_get_password (srcAccount, &user_name, &password);
    
    proxy_cnc = e_gw_connection_get_proxy_connection (cnc, user_name, password, email, &permissions);
    
    if (proxy_cnc) {
        parent = camel_url_new (e_account_get_string(srcAccount, E_ACCOUNT_SOURCE_URL), NULL);
        parent_source_url = camel_url_to_string (parent, CAMEL_URL_HIDE_PASSWORD);
        uri = camel_url_copy (parent);
        camel_url_set_user (uri, name);
        proxy_source_url = camel_url_to_string (uri, CAMEL_URL_HIDE_PASSWORD);
        dstAccount = e_account_new();
        e_account_set_string(dstAccount, E_ACCOUNT_ID_ADDRESS, email);
        dstAccount->enabled = TRUE;
        e_account_set_string(dstAccount, E_ACCOUNT_SOURCE_URL, proxy_source_url);
        e_account_set_string (dstAccount, E_ACCOUNT_TRANSPORT_URL, proxy_source_url);
        e_account_set_string (dstAccount, E_ACCOUNT_NAME, email);
        e_account_set_string (dstAccount, E_ACCOUNT_ID_NAME, name);
        e_account_set_string (dstAccount, E_ACCOUNT_PROXY_PARENT_UID, srcAccount->uid);
        e_account_list_add(accounts, dstAccount);
        e_account_list_change (accounts, srcAccount);
        e_account_list_save(accounts);
        g_object_set_data ((GObject *)dstAccount, "permissions", GINT_TO_POINTER(permissions));
        mail_get_store(e_account_get_string(dstAccount, E_ACCOUNT_SOURCE_URL), NULL, proxy_login_add_new_store, dstAccount);

        g_free (proxy_source_url);
        g_free (parent_source_url);
        camel_url_free (parent);
    } else {
        e_error_run (NULL, "org.gnome.evolution.proxy-login:invalid-user",email ,NULL);
        return;  
    }   

    g_object_unref (cnc);
    g_free (name);
    g_free (user_name);
    g_free (password);
}

 
static void 
proxy_login_add_new_store (char *uri, CamelStore *store, void *user_data)
{
    MailComponent *component = mail_component_peek ();
    EAccount *account = user_data;
    int permissions = GPOINTER_TO_INT(g_object_get_data ((GObject *)account, "permissions"));

    if (store == NULL)
        return;

    if (!(permissions & E_GW_PROXY_MAIL_WRITE))
        store->mode &= !CAMEL_STORE_WRITE;

    store->flags |= CAMEL_STORE_PROXY;
    mail_component_add_store (component, store, account->name);
}

static void 
proxy_login_tree_view_changed_cb(GtkDialog *dialog)
{
    proxyLoginPrivate *priv = pld->priv;
    GtkTreeSelection* account_select;
    GtkTreeIter iter;
    GtkWidget *account_name_tbox;
    GtkTreeModel *model;
    char *account_mailid;

    account_select = gtk_tree_view_get_selection (GTK_TREE_VIEW (priv->tree));
    gtk_tree_selection_get_selected (account_select, &model, &iter);
        gtk_tree_model_get (model, &iter, ACCOUNT_NAME, &account_mailid, -1);
    account_mailid = g_strrstr (account_mailid, "\n") + 1;
    account_name_tbox = glade_xml_get_widget (priv->xml, "account_name");
    gtk_entry_set_text((GtkEntry*) account_name_tbox,account_mailid);
}

static void 
proxy_login_setup_tree_view (void)
{
    proxyLoginPrivate *priv;
    GtkTreeSelection *selection;
    GtkCellRenderer *renderer;
    GtkTreeViewColumn *column;
    
    priv = pld->priv;
    renderer = g_object_new (GTK_TYPE_CELL_RENDERER_PIXBUF,
                 "xpad", 4,
                 "ypad", 4,
                 NULL);
    column = gtk_tree_view_column_new_with_attributes ("Picture", renderer, "pixbuf", ACCOUNT_PICTURE, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (priv->tree), column);
    renderer = gtk_cell_renderer_text_new ();
    column = gtk_tree_view_column_new_with_attributes ("Name", renderer, "text", ACCOUNT_NAME, NULL);
    gtk_tree_view_append_column (GTK_TREE_VIEW (priv->tree), column);
    gtk_tree_view_set_model (priv->tree, GTK_TREE_MODEL (priv->store));
    selection = gtk_tree_view_get_selection (priv->tree);
    gtk_tree_selection_set_mode (selection, GTK_SELECTION_BROWSE);
    g_signal_connect (G_OBJECT (selection), "changed", G_CALLBACK(proxy_login_tree_view_changed_cb), NULL);
}

static void 
proxy_login_update_tree (void)
{
        GtkTreeIter iter;
    int i,n;
    GdkPixbuf *broken_image = NULL;
    GList *proxy_list = NULL;
    char *proxy_name;
    char *proxy_email;
    EGwConnection *cnc;
    proxyLoginPrivate *priv = pld->priv;
    gchar *file_name = e_icon_factory_get_icon_filename ("stock_person", 48);
    broken_image = gdk_pixbuf_new_from_file (file_name, NULL);
    
    cnc = proxy_login_get_cnc(pld->account);
    e_gw_connection_get_proxy_list (cnc, &proxy_list);

    gtk_tree_store_clear (priv->store);
    if (proxy_list != NULL) {
        n = g_list_length(proxy_list);
        for (i=0;i<n;i=i+2) {
            proxy_name = g_list_nth_data(proxy_list,i);
            proxy_email = g_list_nth_data(proxy_list,i+1);
            gtk_tree_store_append (priv->store, &iter, NULL);
            gtk_tree_store_set (priv->store, &iter, 0, broken_image, 1, g_strconcat(proxy_name, "\n", proxy_email, NULL), -1);
        }
        gtk_tree_view_set_model (GTK_TREE_VIEW(priv->tree),GTK_TREE_MODEL (priv->store));
    }
    g_object_unref (cnc);
}

void
org_gnome_proxy_account_login (EPopup *ep, EPopupItem *p, void *data)
{
    char *uri = data;
    proxyLoginPrivate *priv;
    EGwConnection *cnc;
    char *gladefile;

    /* This pops-up the password dialog in case the User has forgot-passwords explicitly */
    cnc = proxy_login_get_cnc (mail_config_get_account_by_source_url (uri));
    g_object_unref (cnc);

    pld = proxy_login_new();
    priv = pld->priv;

    gladefile = g_build_filename (EVOLUTION_GLADEDIR,
                      "proxy-login-dialog.glade",
                      NULL);
    priv->xml = glade_xml_new (gladefile, NULL, NULL);
    g_free (gladefile);

    priv->main = glade_xml_get_widget (priv->xml, "proxy_login_dialog");
    pld->account = mail_config_get_account_by_source_url (uri);
    priv->tree = GTK_TREE_VIEW (glade_xml_get_widget (priv->xml, "proxy_login_treeview"));
    priv->store =  gtk_tree_store_new (2,
                       GDK_TYPE_PIXBUF,
                       G_TYPE_STRING
                       );
    proxy_login_setup_tree_view ();
    proxy_login_update_tree ();
    g_signal_connect (GTK_DIALOG (priv->main), "response", G_CALLBACK(proxy_login_cb), NULL);
    gtk_widget_show (GTK_WIDGET (priv->main));      
 }

static EPopupItem popup_items[] = {
{ E_POPUP_ITEM, "20.emc.04", N_("_Proxy Login..."), org_gnome_proxy_account_login, NULL, NULL, 0, EM_POPUP_FOLDER_STORE }
};

static void 
popup_free (EPopup *ep, GSList *items, void *data)
{
    g_slist_free (items);
}

void
org_gnome_create_proxy_login_option (EPlugin *ep, EMPopupTargetFolder *t)
{
    EAccount *account;
    GSList *menus = NULL;
    int i;

    account = mail_config_get_account_by_source_url (t->uri);
    if (g_strrstr (t->uri,"groupwise://") && !account->parent_uid) {
        popup_items[0].label =  _(popup_items[0].label);
        for (i = 0; i < sizeof (popup_items) / sizeof (popup_items[0]); i++)
            menus = g_slist_prepend (menus, &popup_items[i]);
        e_popup_add_items (t->target.popup, menus, NULL, popup_free, t->uri);
    }
    return;

}