path: root/plugins/exchange-operations/exchange-calendar.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*-
 *
 * Praveen Kumar <kpraveen@novell.com>
 * Copyright (C) 2005 Novell, Inc.
 *
 * 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 Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 */

#include <string.h>
#include <gtk/gtk.h>
#include <e-util/e-config.h>
#include <calendar/gui/e-cal-config.h>
#include <libedataserver/e-source.h>
#include <libedataserver/e-url.h>
#include <e-folder.h>
#include <exchange-account.h>
#include <libecal/e-cal.h>

#include "calendar/gui/dialogs/calendar-setup.h"
#include "mail/em-account-editor.h"
#include "mail/em-config.h"
#include "e-util/e-account.h"
#include "e-util/e-error.h"

#include "exchange-operations.h"
#include "exchange-folder-size-display.h"

enum {
    CALENDARNAME_COL,
    CALENDARRURI_COL,
    NUM_COLS
};

gboolean calendar_src_exists = FALSE;
gchar *calendar_old_source_uri = NULL;

GPtrArray *e_exchange_calendar_get_calendars (ECalSourceType *ftype);
void e_exchange_calendar_pcalendar_on_change (GtkTreeView *treeview, ESource *source);
GtkWidget *e_exchange_calendar_pcalendar (EPlugin *epl, EConfigHookItemFactoryData *data);
gboolean e_exchange_calendar_check (EPlugin *epl, EConfigHookPageCheckData *data);
void e_exchange_calendar_commit (EPlugin *epl, EConfigTarget *target);

/* FIXME: Reconsider the prototype of this function */
GPtrArray *
e_exchange_calendar_get_calendars (ECalSourceType *ftype) 
{
    ExchangeAccount *account;
    GPtrArray *folder_array;
    GPtrArray *calendar_list;

    EFolder *folder;
    int i, prefix_len;
    gchar *type;
    gchar *uri_prefix;
    gchar *tmp, *ruri;
    gchar *tstring;

    /* FIXME: Compiler warns here; review needed */
    if (GPOINTER_TO_INT (ftype) == E_CAL_SOURCE_TYPE_EVENT) { /* Calendars */
        tstring = g_strdup ("calendar");
    }
    else if (GPOINTER_TO_INT (ftype) == E_CAL_SOURCE_TYPE_TODO) { /* Tasks */
        tstring = g_strdup ("tasks");
    }
    else { 
        /* FIXME: Would this ever happen? If so, handle it wisely */
        tstring = NULL;
    }

    account = exchange_operations_get_exchange_account ();

    /* FIXME: Reconsider this hardcoding */
    uri_prefix = g_strconcat ("exchange://", account->account_filename, "/", NULL);
    prefix_len = strlen (uri_prefix);

    calendar_list = g_ptr_array_new ();

    exchange_account_rescan_tree (account);
    folder_array = exchange_account_get_folders (account);

    for (i=0; i<folder_array->len; ++i) {
        folder = g_ptr_array_index (folder_array, i);
        type = (gchar *)e_folder_get_type_string (folder);
        
        if (!strcmp (type, tstring)) {
            tmp = (gchar *)e_folder_get_physical_uri (folder);
            if (g_str_has_prefix (tmp, uri_prefix)) {
                ruri = g_strdup (tmp+prefix_len); /* ATTN: Shouldn't free this explictly */
                g_ptr_array_add (calendar_list, (gpointer)ruri);
            }
        }
    }

    g_free (uri_prefix);
    g_free (tstring);
    return calendar_list;
}

void
e_exchange_calendar_pcalendar_on_change (GtkTreeView *treeview, ESource *source)
{
    GtkTreeSelection *selection;
    GtkTreeModel     *model;
    GtkTreeIter       iter;
    ExchangeAccount *account;
    gchar *es_ruri, *ruri;
    
    account = exchange_operations_get_exchange_account ();

    selection = gtk_tree_view_get_selection(GTK_TREE_VIEW(treeview));
    gtk_tree_selection_get_selected(selection, &model, &iter);

    gtk_tree_model_get (model, &iter, CALENDARRURI_COL, &ruri, -1);
    es_ruri = g_strconcat (account->account_filename, "/", ruri, NULL);
    e_source_set_relative_uri (source, es_ruri);
    g_free (ruri);
    g_free (es_ruri);
} 

GtkWidget *
e_exchange_calendar_pcalendar (EPlugin *epl, EConfigHookItemFactoryData *data)
{
    static GtkWidget *lbl_pcalendar, *scrw_pcalendar, *tv_pcalendar, *lbl_size, *lbl_size_val;
    static GtkWidget *hidden = NULL;
    GtkWidget *parent;
    GtkTreeStore *ts_pcalendar;
    GtkCellRenderer *cr_calendar;
    GtkTreeViewColumn *tvc_calendar;
    GtkListStore *model;
    GPtrArray *callist;
    ECalConfigTargetSource *t = (ECalConfigTargetSource *) data->target;
    ESource *source = t->source;
    EUri *uri;
    ExchangeAccount *account;
    gchar *ruri;
    gchar *account_name;
        gchar *uri_text;
    gchar *cal_name;
    char *folder_size;
    int row, i;

    if (!hidden)
        hidden = gtk_label_new ("");

    if (data->old) {
        /* FIXME: Review this */
        gtk_widget_destroy (lbl_pcalendar);
        gtk_widget_destroy (scrw_pcalendar);
        gtk_widget_destroy (tv_pcalendar);
    }
        
    uri_text = e_source_get_uri (t->source);
    uri = e_uri_new (uri_text);

    if (strcmp (uri->protocol, "exchange")) {
        e_uri_free (uri);
                g_free (uri_text);
        return hidden;
    }

    e_uri_free (uri);
    g_free (uri_text);

    if (strlen (e_source_peek_relative_uri (t->source))) {
        calendar_src_exists = TRUE;
        g_free (calendar_old_source_uri);
        calendar_old_source_uri = g_strdup (e_source_peek_relative_uri (t->source));
    }
    else {
        calendar_src_exists = FALSE;
    }
    
    parent = data->parent;
    row = ((GtkTable*)parent)->nrows;

    /* REVIEW: Should this handle be freed? - Attn: surf */
    account = exchange_operations_get_exchange_account ();
    account_name = account->account_name;

    if (calendar_src_exists) {
        cal_name = e_source_peek_name (source);
        model = exchange_account_folder_size_get_model (account);
        if (model)
            folder_size = g_strdup_printf ("%s KB", exchange_folder_size_get_val (model, cal_name));
        else
            folder_size = g_strdup ("0 KB");

        /* FIXME: Take care of i18n */
        lbl_size = gtk_label_new_with_mnemonic (_("Size:"));
        lbl_size_val = gtk_label_new_with_mnemonic (_(folder_size));
        gtk_widget_show (lbl_size);
        gtk_widget_show (lbl_size_val);
        gtk_misc_set_alignment (GTK_MISC (lbl_size), 0.0, 0.5);
        gtk_misc_set_alignment (GTK_MISC (lbl_size_val), 0.0, 0.5);
        gtk_table_attach (GTK_TABLE (parent), lbl_size, 0, 2, row, row+1, GTK_FILL|GTK_EXPAND, 0, 0, 0);
        gtk_table_attach (GTK_TABLE (parent), lbl_size_val, 1, 3, row, row+1, GTK_FILL|GTK_EXPAND, 0, 0, 0);
        g_free (folder_size);
    }
    lbl_pcalendar = gtk_label_new_with_mnemonic (_("_Location:"));
    gtk_widget_show (lbl_pcalendar);
    gtk_misc_set_alignment (GTK_MISC (lbl_pcalendar), 0.0, 0.5);
    gtk_table_attach (GTK_TABLE (parent), lbl_pcalendar, 0, 2, row+1, row+2, GTK_FILL|GTK_EXPAND, 0, 0, 0);
  
    ts_pcalendar = gtk_tree_store_new (NUM_COLS, G_TYPE_STRING, G_TYPE_STRING);

    callist = e_exchange_calendar_get_calendars (t->source_type);

    for (i=0; i<callist->len; ++i) {
        ruri = g_ptr_array_index (callist, i);
        exchange_operations_cta_add_node_to_tree (ts_pcalendar, NULL, ruri);        
    }

    cr_calendar = gtk_cell_renderer_text_new ();
    tvc_calendar = gtk_tree_view_column_new_with_attributes (account_name, cr_calendar, "text", CALENDARNAME_COL, NULL);
    tv_pcalendar = gtk_tree_view_new_with_model (GTK_TREE_MODEL (ts_pcalendar));
    gtk_tree_view_append_column (GTK_TREE_VIEW (tv_pcalendar), tvc_calendar);
    g_object_set (tv_pcalendar, "expander-column", tvc_calendar, "headers-visible", TRUE, NULL);
    gtk_tree_view_expand_all (GTK_TREE_VIEW (tv_pcalendar));
    
    scrw_pcalendar = gtk_scrolled_window_new (NULL, NULL);
    gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrw_pcalendar), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
    gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrw_pcalendar), GTK_SHADOW_IN);
    g_object_set (scrw_pcalendar, "height-request", 150, NULL);
    gtk_container_add (GTK_CONTAINER (scrw_pcalendar), tv_pcalendar);
    gtk_label_set_mnemonic_widget (GTK_LABEL (lbl_pcalendar), tv_pcalendar);
    g_signal_connect (G_OBJECT (tv_pcalendar), "cursor-changed", G_CALLBACK (e_exchange_calendar_pcalendar_on_change), t->source);

    gtk_table_attach (GTK_TABLE (parent), scrw_pcalendar, 0, 2, row+2, row+3, GTK_EXPAND|GTK_FILL, 0, 0, 0);
    gtk_widget_show_all (scrw_pcalendar);
  
    if (calendar_src_exists) {
        gchar *uri_prefix, *sruri, *tmpruri;
        int prefix_len;
        GtkTreeSelection *selection;

        uri_prefix = g_strconcat (account->account_filename, "/", NULL);
        prefix_len = strlen (uri_prefix);
        
        tmpruri = (gchar*) e_source_peek_relative_uri (t->source);

        if (g_str_has_prefix (tmpruri, uri_prefix)) {
            sruri = g_strdup (tmpruri+prefix_len);
        }
        else {
            sruri = NULL;
        }
        
        selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tv_pcalendar));
        exchange_operations_cta_select_node_from_tree (ts_pcalendar, NULL, sruri, sruri, selection);
        gtk_widget_set_sensitive (tv_pcalendar, FALSE);     
        g_free (uri_prefix);
        g_free (sruri);
    }
    
    g_ptr_array_free (callist, TRUE);
    return tv_pcalendar;
}

gboolean
e_exchange_calendar_check (EPlugin *epl, EConfigHookPageCheckData *data)
{
    /* FIXME - check pageid */
    ECalConfigTargetSource *t = (ECalConfigTargetSource *) data->target;
    ESourceGroup *group = e_source_peek_group (t->source);

    if (!strncmp (e_source_group_peek_base_uri (group), "exchange", 8)) {
        if (!strlen (e_source_peek_relative_uri (t->source))) {
            return FALSE;
        }
    }

    return TRUE;
}

void 
e_exchange_calendar_commit (EPlugin *epl, EConfigTarget *target)
{
    ECalConfigTargetSource *t = (ECalConfigTargetSource *) target;
    ESource *source = t->source;
    gchar *uri_text, *gruri, *gname, *ruri, *ftype, *path, *path_prefix, *oldpath=NULL;
    int prefix_len;

    ExchangeAccount *account;
    ExchangeAccountFolderResult result;
        
    uri_text = e_source_get_uri (source);
    if (strncmp (uri_text, "exchange", 8)) {
        g_free (uri_text);
        return ;
    }   
    
    account = exchange_operations_get_exchange_account ();
    path_prefix = g_strconcat (account->account_filename, "/", NULL);
    prefix_len = strlen (path_prefix);
    g_free (path_prefix);

    /* FIXME: Compiler gives a warning here; review needed */
    if (GPOINTER_TO_INT (t->source_type) == E_CAL_SOURCE_TYPE_EVENT) {
        ftype = g_strdup ("calendar");
    }
    else if (GPOINTER_TO_INT (t->source_type) == E_CAL_SOURCE_TYPE_TODO) {
        ftype = g_strdup ("tasks");
    }
    else {
        /* FIXME: This one would ever occur? */
        ftype = g_strdup ("mail");
    }

    gname = (gchar*) e_source_peek_name (source);
    gruri = (gchar*) e_source_peek_relative_uri (source);
    if (calendar_src_exists) {
        gchar *tmpruri, *tmpdelimit;
        tmpruri = g_strdup (gruri);
        tmpdelimit = g_strrstr (tmpruri, "/");
        tmpdelimit[0] = '\0';
        ruri = g_strconcat (tmpruri, "/", gname, NULL);
        g_free (tmpruri);
    }
    else {
        ruri = g_strconcat (gruri, "/", gname, NULL);
    }
    e_source_set_relative_uri (source, ruri);

    path = g_strdup_printf ("/%s", ruri+prefix_len);
    
    if (!calendar_src_exists) {
        /* Create the new folder */
        result = exchange_account_create_folder (account, path, ftype);
    }
    else if (strcmp (e_source_peek_relative_uri (source), calendar_old_source_uri)) {
        /* Rename the folder */
        oldpath = g_strdup_printf ("/%s", calendar_old_source_uri+prefix_len);
        result = exchange_account_xfer_folder (account, oldpath, path, TRUE);
        exchange_operations_update_child_esources (source, 
                               calendar_old_source_uri, 
                               ruri);
    }
    else {
        /* Nothing happened specific to exchange; just return */
        return;
    }

    switch (result) {
    case EXCHANGE_ACCOUNT_FOLDER_ALREADY_EXISTS:
        e_error_run (NULL, ERROR_DOMAIN ":folder-exists-error", NULL);
        break;
    case EXCHANGE_ACCOUNT_FOLDER_DOES_NOT_EXIST:
        e_error_run (NULL, ERROR_DOMAIN ":folder-doesnt-exist-error", NULL);
        break;
    case EXCHANGE_ACCOUNT_FOLDER_UNKNOWN_TYPE:
        e_error_run (NULL, ERROR_DOMAIN ":folder-unknown-type", NULL);
        break;
    case EXCHANGE_ACCOUNT_FOLDER_PERMISSION_DENIED:
        e_error_run (NULL, ERROR_DOMAIN ":folder-perm-error", NULL);
        break;
    case EXCHANGE_ACCOUNT_FOLDER_OFFLINE:
        e_error_run (NULL, ERROR_DOMAIN ":folder-offline-error", NULL);
        break;
    case EXCHANGE_ACCOUNT_FOLDER_UNSUPPORTED_OPERATION:
        e_error_run (NULL, ERROR_DOMAIN ":folder-unsupported-error", NULL);
        break;
    case EXCHANGE_ACCOUNT_FOLDER_GENERIC_ERROR:     
        e_error_run (NULL, ERROR_DOMAIN ":folder-generic-error", NULL);
        break;
    }
    
    g_free (uri_text);
    g_free (ruri);
    g_free (path);
    g_free (ftype);
    g_free (oldpath);
    g_free (calendar_old_source_uri);
    calendar_old_source_uri = NULL;
}