path: root/addressbook/gui/contact-editor/e-contact-quick-add.c

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 *
 * Authors:
 *      Jon Trowbridge <trow@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#include <config.h>
#include <ctype.h>
#include <string.h>
#include <gtk/gtk.h>
#include <glib/gi18n.h>
#include <libebook/e-book.h>
#include <libebook/e-contact.h>
#include <libedataserverui/e-book-auth-util.h>
#include <libedataserverui/e-source-combo-box.h>
#include <addressbook/util/eab-book-util.h>
#include "e-contact-editor.h"
#include "e-contact-quick-add.h"
#include "eab-contact-merging.h"
#include "e-util/e-alert-dialog.h"

typedef struct _QuickAdd QuickAdd;
struct _QuickAdd {
    gchar *name;
    gchar *email;
    gchar *vcard;
    EContact *contact;
    GCancellable *cancellable;
    ESourceList *source_list;
    ESource *source;

    EContactQuickAddCallback cb;
    gpointer closure;

    GtkWidget *dialog;
    GtkWidget *name_entry;
    GtkWidget *email_entry;
    GtkWidget *combo_box;

    gint refs;

};

static QuickAdd *
quick_add_new (void)
{
    QuickAdd *qa = g_new0 (QuickAdd, 1);
    qa->contact = e_contact_new ();
    qa->refs = 1;
    return qa;
}

static void
quick_add_unref (QuickAdd *qa)
{
    if (qa) {
        --qa->refs;
        if (qa->refs == 0) {
            if (qa->cancellable != NULL) {
                g_cancellable_cancel (qa->cancellable);
                g_object_unref (qa->cancellable);
            }
            if (qa->source_list != NULL)
                g_object_unref (qa->source_list);
            g_free (qa->name);
            g_free (qa->email);
            g_free (qa->vcard);
            g_object_unref (qa->contact);
            g_free (qa);
        }
    }
}

static void
quick_add_set_name (QuickAdd *qa, const gchar *name)
{
    if (name == qa->name)
        return;

    g_free (qa->name);
    qa->name = g_strdup (name);
}

static void
quick_add_set_email (QuickAdd *qa, const gchar *email)
{
    if (email == qa->email)
        return;

    g_free (qa->email);
    qa->email = g_strdup (email);
}

static void
quick_add_set_vcard (QuickAdd *qa, const gchar *vcard)
{
    if (vcard == qa->vcard)
        return;

    g_free (qa->vcard);
    qa->vcard = g_strdup (vcard);
}

static void
merge_cb (ESource *source,
          GAsyncResult *result,
          QuickAdd *qa)
{
    EBook *book;
    GError *error = NULL;

    book = e_load_book_source_finish (source, result, &error);

    /* Ignore cancellations. */
    if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
        return;

    if (!error) {
        if (e_book_is_writable (book))
            eab_merging_book_add_contact (book, qa->contact, NULL, NULL);
        else
            e_alert_run_dialog_for_args (e_shell_get_active_window (NULL),
                             "addressbook:error-read-only",
                             e_source_peek_name (e_book_get_source (book)),
                             NULL);

        if (qa->cb)
            qa->cb (qa->contact, qa->closure);
        g_object_unref (book);
    } else {
        /* Something went wrong. */
        if (book)
            g_object_unref (book);
        if (qa->cb)
            qa->cb (NULL, qa->closure);
    }

    quick_add_unref (qa);
}

static void
quick_add_merge_contact (QuickAdd *qa)
{
    if (qa->cancellable != NULL) {
        g_cancellable_cancel (qa->cancellable);
        g_object_unref (qa->cancellable);
    }

    qa->cancellable = g_cancellable_new ();

    e_load_book_source_async (
        qa->source, NULL, qa->cancellable,
        (GAsyncReadyCallback) merge_cb, qa);
}

/* Raise a contact editor with all fields editable,
 * and hook up all signals accordingly. */

static void
contact_added_cb (EContactEditor *ce,
                  EBookStatus status,
                  EContact *contact,
                  gpointer closure)
{
    QuickAdd *qa = (QuickAdd *) g_object_get_data (G_OBJECT (ce), "quick_add");

    if (qa) {

        if (qa->cb)
            qa->cb (qa->contact, qa->closure);

        /* We don't need to unref qa because we set_data_full below */
        g_object_set_data (G_OBJECT (ce), "quick_add", NULL);
    }
}

static void
editor_closed_cb (GtkWidget *w, gpointer closure)
{
    QuickAdd *qa = (QuickAdd *) g_object_get_data (G_OBJECT (w), "quick_add");

    if (qa)
        /* We don't need to unref qa because we set_data_full below */
        g_object_set_data (G_OBJECT (w), "quick_add", NULL);
}

static void
ce_have_contact (EBook *book, const GError *error, EContact *contact, gpointer closure)
{
    QuickAdd *qa = (QuickAdd *) closure;

    if (error) {
        if (book)
            g_object_unref (book);
        g_warning ("Failed to find contact, status %d (%s).", error->code, error->message);
        quick_add_unref (qa);
    } else {
        EShell *shell;
        EABEditor *contact_editor;

        if (contact) {
            /* use found contact */
            if (qa->contact)
                g_object_unref (qa->contact);
            qa->contact = g_object_ref (contact);
        }

        shell = e_shell_get_default ();
        contact_editor = e_contact_editor_new (
            shell, book, qa->contact, TRUE, TRUE /* XXX */);

        /* Mark it as changed so the Save buttons are
         * enabled when we bring up the dialog. */
        g_object_set (
            contact_editor, "changed", contact != NULL, NULL);

        /* We pass this via object data, so that we don't get a
         * dangling pointer referenced if both the "contact_added"
         * and "editor_closed" get emitted.  (Which, based on a
         * backtrace in bugzilla, I think can happen and cause a
         * crash. */
        g_object_set_data_full (
            G_OBJECT (contact_editor), "quick_add", qa,
            (GDestroyNotify) quick_add_unref);

        g_signal_connect (contact_editor,
                  "contact_added",
                  G_CALLBACK (contact_added_cb),
                  NULL);
        g_signal_connect (contact_editor,
                  "editor_closed",
                  G_CALLBACK (editor_closed_cb),
                  NULL);

        g_object_unref (book);
    }
}

static void
ce_have_book (ESource *source,
              GAsyncResult *result,
              QuickAdd *qa)
{
    EBook *book;
    GError *error = NULL;

    book = e_load_book_source_finish (source, result, &error);

    /* Ignore cancellations. */
    if (g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED))
        return;

    if (error) {
        if (book)
            g_object_unref (book);
        g_warning ("Couldn't open local address book (%s).", error->message);
        quick_add_unref (qa);
    } else {
        eab_merging_book_find_contact (book, qa->contact, ce_have_contact, qa);
    }
}

static void
edit_contact (QuickAdd *qa)
{
    if (qa->cancellable != NULL) {
        g_cancellable_cancel (qa->cancellable);
        g_object_unref (qa->cancellable);
    }

    qa->cancellable = g_cancellable_new ();

    e_load_book_source_async (
        qa->source, NULL, qa->cancellable,
        (GAsyncReadyCallback) ce_have_book, qa);
}

#define QUICK_ADD_RESPONSE_EDIT_FULL 2

static void
clicked_cb (GtkWidget *w, gint button, gpointer closure)
{
    QuickAdd *qa = (QuickAdd *) closure;

    /* Get data out of entries. */
    if (!qa->vcard && (button == GTK_RESPONSE_OK ||
            button == QUICK_ADD_RESPONSE_EDIT_FULL)) {
        gchar *name = NULL;
        gchar *email = NULL;

        if (qa->name_entry) {
            gchar *tmp;
            tmp = gtk_editable_get_chars (GTK_EDITABLE (qa->name_entry), 0, -1);
            name = tmp;
        }

        if (qa->email_entry) {
            gchar *tmp;
            tmp = gtk_editable_get_chars (GTK_EDITABLE (qa->email_entry), 0, -1);
            email = tmp;
        }

        e_contact_set (qa->contact, E_CONTACT_FULL_NAME, (gpointer) (name ? name : ""));
        e_contact_set (qa->contact, E_CONTACT_EMAIL_1,   (gpointer) (email ? email : ""));

        g_free (name);
        g_free (email);
    }

    gtk_widget_destroy (w);

    if (button == GTK_RESPONSE_OK) {

        /* OK */
        quick_add_merge_contact (qa);

    } else if (button == QUICK_ADD_RESPONSE_EDIT_FULL) {

        /* EDIT FULL */
        edit_contact (qa);

    } else {
        /* CANCEL */
        quick_add_unref (qa);
    }

}

static void
sanitize_widgets (QuickAdd *qa)
{
    gboolean enabled = TRUE;

    g_return_if_fail (qa != NULL);
    g_return_if_fail (qa->dialog != NULL);

    enabled = (e_source_combo_box_get_active_uid (
        E_SOURCE_COMBO_BOX (qa->combo_box)) != NULL);

    gtk_dialog_set_response_sensitive (
        GTK_DIALOG (qa->dialog),
        QUICK_ADD_RESPONSE_EDIT_FULL, enabled);
    gtk_dialog_set_response_sensitive (
        GTK_DIALOG (qa->dialog), GTK_RESPONSE_OK, enabled);
}

static void
source_changed (ESourceComboBox *source_combo_box, QuickAdd *qa)
{
    ESource *source;

    source = e_source_combo_box_get_active (source_combo_box);
    if (source != NULL) {
        if (qa->source != NULL)
            g_object_unref (qa->source);
        qa->source = g_object_ref (source);
    }

    sanitize_widgets (qa);
}

static GtkWidget *
build_quick_add_dialog (QuickAdd *qa)
{
    GConfClient *gconf_client;
    GtkWidget *container;
    GtkWidget *dialog;
    GtkWidget *label;
    GtkTable *table;
    ESource *source;
    const gint xpad=0, ypad=0;

    g_return_val_if_fail (qa != NULL, NULL);

    dialog = gtk_dialog_new_with_buttons (
        _("Contact Quick-Add"),
        e_shell_get_active_window (NULL),
        0,
        _("_Edit Full"), QUICK_ADD_RESPONSE_EDIT_FULL,
        GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
        GTK_STOCK_OK, GTK_RESPONSE_OK,
        NULL);

    gtk_widget_ensure_style (dialog);

    container = gtk_dialog_get_action_area (GTK_DIALOG (dialog));
    gtk_container_set_border_width (GTK_CONTAINER (container), 12);
    container = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
    gtk_container_set_border_width (GTK_CONTAINER (container), 0);

    g_signal_connect (dialog, "response", G_CALLBACK (clicked_cb), qa);

    qa->dialog = dialog;

    qa->name_entry = gtk_entry_new ();
    if (qa->name)
        gtk_entry_set_text (GTK_ENTRY (qa->name_entry), qa->name);

    qa->email_entry = gtk_entry_new ();
    if (qa->email)
        gtk_entry_set_text (GTK_ENTRY (qa->email_entry), qa->email);

    if (qa->vcard) {
        /* when adding vCard, then do not allow change name or email */
        gtk_widget_set_sensitive (qa->name_entry, FALSE);
        gtk_widget_set_sensitive (qa->email_entry, FALSE);
    }

    gconf_client = gconf_client_get_default ();
    qa->source_list = e_source_list_new_for_gconf (
        gconf_client, "/apps/evolution/addressbook/sources");
    source = e_source_list_peek_default_source (qa->source_list);
    g_object_unref (gconf_client);
    qa->combo_box = e_source_combo_box_new (qa->source_list);
    e_source_combo_box_set_active (
        E_SOURCE_COMBO_BOX (qa->combo_box), source);

    source_changed (E_SOURCE_COMBO_BOX (qa->combo_box), qa);
    g_signal_connect (
        qa->combo_box, "changed",
        G_CALLBACK (source_changed), qa);

    table = GTK_TABLE (gtk_table_new (3, 2, FALSE));
    gtk_table_set_row_spacings (table, 6);
    gtk_table_set_col_spacings (table, 12);

    label = gtk_label_new_with_mnemonic (_("_Full name"));
    gtk_label_set_mnemonic_widget ((GtkLabel*) label, qa->name_entry);
    gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);

    gtk_table_attach (table, label,
              0, 1, 0, 1,
              GTK_FILL, 0, xpad, ypad);
    gtk_table_attach (table, qa->name_entry,
              1, 2, 0, 1,
              GTK_EXPAND | GTK_FILL, 0, xpad, ypad);

    label = gtk_label_new_with_mnemonic (_("E_mail"));
    gtk_label_set_mnemonic_widget ((GtkLabel *) label, qa->email_entry);
    gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);

    gtk_table_attach (table, label,
              0, 1, 1, 2,
              GTK_FILL, 0, xpad, ypad);
    gtk_table_attach (table, qa->email_entry,
              1, 2, 1, 2,
              GTK_EXPAND | GTK_FILL, 0, xpad, ypad);

    label = gtk_label_new_with_mnemonic (_("_Select Address Book"));
    gtk_label_set_mnemonic_widget ((GtkLabel *) label, qa->combo_box);
    gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);

    gtk_table_attach (table, label,
              0, 1, 2, 3,
              GTK_FILL, 0, xpad, ypad);
    gtk_table_attach (table, qa->combo_box,
              1, 2, 2, 3,
              GTK_EXPAND | GTK_FILL, 0, xpad, ypad);

    gtk_container_set_border_width (GTK_CONTAINER (table), 12);
    container = gtk_dialog_get_content_area (GTK_DIALOG (dialog));
    gtk_box_pack_start (
        GTK_BOX (container), GTK_WIDGET (table), FALSE, FALSE, 0);
    gtk_widget_show_all (GTK_WIDGET (table));

    return dialog;
}

void
e_contact_quick_add (const gchar *in_name, const gchar *email,
             EContactQuickAddCallback cb, gpointer closure)
{
    QuickAdd *qa;
    GtkWidget *dialog;
    gchar *name = NULL;
    gint len;

    /* We need to have *something* to work with. */
    if (in_name == NULL && email == NULL) {
        if (cb)
            cb (NULL, closure);
        return;
    }

    if (in_name) {
        name = g_strdup (in_name);

        /* Remove extra whitespace and the quotes some mailers put around names. */
        g_strstrip (name);
        len = strlen (name);
        if ((name[0] == '\'' && name[len-1] == '\'') ||
            (name[0] == '"' && name[len-1] == '"')) {
            name[0] = ' ';
            name[len-1] = ' ';
        }
        g_strstrip (name);
    }

    qa = quick_add_new ();
    qa->cb = cb;
    qa->closure = closure;
    if (name)
        quick_add_set_name (qa, name);
    if (email)
        quick_add_set_email (qa, email);

    dialog = build_quick_add_dialog (qa);
    gtk_widget_show_all (dialog);

    g_free (name);
}

void
e_contact_quick_add_free_form (const gchar *text,
                               EContactQuickAddCallback cb,
                               gpointer closure)
{
    gchar *name=NULL, *email=NULL;
    const gchar *last_at, *s;
    gboolean in_quote;

    if (text == NULL) {
        e_contact_quick_add (NULL, NULL, cb, closure);
        return;
    }

    /* Look for things that look like e-mail addresses embedded in text */
    in_quote = FALSE;
    last_at = NULL;
    for (s = text; *s; ++s) {
        if (*s == '@' && !in_quote)
            last_at = s;
        else if (*s == '"')
            in_quote = !in_quote;
    }

    if (last_at == NULL) {
        /* No at sign, so we treat it all as the name */
        name = g_strdup (text);
    } else {
        gboolean bad_char = FALSE;

        /* walk backwards to whitespace or a < or a quote... */
        while (last_at >= text && !bad_char
               && !(isspace ((gint) *last_at) || *last_at == '<' || *last_at == '"')) {
            /* Check for some stuff that can't appear in a legal e-mail address. */
            if (*last_at == '['
                || *last_at == ']'
                || *last_at == '('
                || *last_at == ')')
                bad_char = TRUE;
            --last_at;
        }
        if (last_at < text)
            last_at = text;

        /* ...and then split the text there */
        if (!bad_char) {
            if (text < last_at)
                name = g_strndup (text, last_at-text);
            email = g_strdup (last_at);
        }
    }

    /* If all else has failed, make it the name. */
    if (name == NULL && email == NULL)
        name = g_strdup (text);

    /* Clean up email, remove bracketing <>s */
    if (email && *email) {
        gboolean changed = FALSE;
        g_strstrip (email);
        if (*email == '<') {
            *email = ' ';
            changed = TRUE;
        }
        if (email[strlen (email)-1] == '>') {
            email[strlen (email)-1] = ' ';
            changed = TRUE;
        }
        if (changed)
            g_strstrip (email);
    }

    e_contact_quick_add (name, email, cb, closure);
    g_free (name);
    g_free (email);
}

void
e_contact_quick_add_email (const gchar *email,
                           EContactQuickAddCallback cb,
                           gpointer closure)
{
    gchar *name = NULL;
    gchar *addr = NULL;
    gchar *lt, *gt;

    /* Handle something of the form "Foo <foo@bar.com>".  This is more
     * more forgiving than the free-form parser, allowing for unquoted
     * whitespace since we know the whole string is an email address. */

    lt = (email != NULL) ? strchr (email, '<') : NULL;
    gt = (lt != NULL) ? strchr (email, '>') : NULL;

    if (lt != NULL && gt != NULL && (gt - lt) > 0) {
        name = g_strndup (email, lt - email);
        addr = g_strndup (lt + 1, gt - lt - 1);
    } else {
        addr = g_strdup (email);
    }

    e_contact_quick_add (name, addr, cb, closure);

    g_free (name);
    g_free (addr);
}

void
e_contact_quick_add_vcard (const gchar *vcard,
                           EContactQuickAddCallback cb,
                           gpointer closure)
{
    QuickAdd *qa;
    GtkWidget *dialog;
    EContact *contact;

    /* We need to have *something* to work with. */
    if (vcard == NULL) {
        if (cb)
            cb (NULL, closure);
        return;
    }

    qa = quick_add_new ();
    qa->cb = cb;
    qa->closure = closure;
    quick_add_set_vcard (qa, vcard);

    contact = e_contact_new_from_vcard (qa->vcard);

    if (contact) {
        GList *emails;
        gchar *name;
        EContactName *contact_name;

        g_object_unref (qa->contact);
        qa->contact = contact;

        contact_name = e_contact_get (qa->contact, E_CONTACT_NAME);
        name = e_contact_name_to_string (contact_name);
        quick_add_set_name (qa, name);
        g_free (name);
        e_contact_name_free (contact_name);

        emails = e_contact_get (qa->contact, E_CONTACT_EMAIL);
        if (emails) {
            quick_add_set_email (qa, emails->data);

            g_list_foreach (emails, (GFunc) g_free, NULL);
            g_list_free (emails);
        }
    } else {
        if (cb)
            cb (NULL, closure);

        quick_add_unref (qa);
        g_warning ("Contact's vCard parsing failed!");
        return;
    }

    dialog = build_quick_add_dialog (qa);
    gtk_widget_show_all (dialog);
}