Sylpheed

/*

 * Sylpheed templates subsystem 

 * Copyright (C) 2001 Alexander Barinov

 * Copyright (C) 2001-2004 Hiroyuki Yamamoto

 *

 * 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 "defs.h"

#include <glib.h>

#include <gtk/gtk.h>

#include <gdk/gdkkeysyms.h>

#include <string.h>

#include <dirent.h>

#include <sys/stat.h>

#include "intl.h"

#include "template.h"

#include "main.h"

#include "inc.h"

#include "utils.h"

#include "gtkutils.h"

#include "alertpanel.h"

#include "manage_window.h"

#include "prefs_common.h"

#include "compose.h"

#include "addr_compl.h"

#include "quote_fmt.h"

static struct Templates {

        GtkWidget *window;

        GtkWidget *ok_btn;

        GtkWidget *clist_tmpls;

        GtkWidget *entry_name;

        GtkWidget *entry_to;

        GtkWidget *entry_cc;

        GtkWidget *entry_subject;

        GtkWidget *text_value;

} templates;

/* widget creating functions */

static void prefs_template_window_create        (void);

static void prefs_template_window_setup                (void);

static void prefs_template_clear                (void);

static GSList *prefs_template_get_list                (void);

/* callbacks */

static gint prefs_template_deleted_cb                (GtkWidget        *widget,

                                                 GdkEventAny        *event,

                                                 gpointer         data);

static gboolean prefs_template_key_pressed_cb        (GtkWidget        *widget,

                                                 GdkEventKey        *event,

                                                 gpointer         data);

static void prefs_template_cancel_cb                (void);

static void prefs_template_ok_cb                (void);

static void prefs_template_select_cb                (GtkCList        *clist,

                                                 gint                 row,

                                                 gint                 column,

                                                 GdkEvent        *event);

static void prefs_template_register_cb                (void);

static void prefs_template_substitute_cb        (void);

static void prefs_template_delete_cb                (void);

/* Called from mainwindow.c */

void prefs_template_open(void)

{

        inc_lock();

        if (!templates.window)

                prefs_template_window_create();

        prefs_template_window_setup();

        gtk_widget_show(templates.window);

}

#define ADD_ENTRY(entry, str, row) \

{ \

        label1 = gtk_label_new(str); \

        gtk_widget_show(label1); \

        gtk_table_attach(GTK_TABLE(table), label1, 0, 1, row, (row + 1), \

                         GTK_FILL, 0, 0, 0); \

        gtk_misc_set_alignment(GTK_MISC(label1), 1, 0.5); \

 \

        entry = gtk_entry_new(); \

        gtk_widget_show(entry); \

        gtk_table_attach(GTK_TABLE(table), entry, 1, 2, row, (row + 1), \

                         GTK_EXPAND|GTK_SHRINK|GTK_FILL, 0, 0, 0); \

}

static void prefs_template_window_create(void)

{

        /* window structure ;) */

        GtkWidget *window;

        GtkWidget   *vpaned;

        GtkWidget     *vbox1;

        GtkWidget       *hbox1;

        GtkWidget         *label1;

        GtkWidget         *entry_name;

        GtkWidget       *table;

        GtkWidget         *entry_to;

        GtkWidget         *entry_cc;

        GtkWidget         *entry_subject;

        GtkWidget       *scroll2;

        GtkWidget         *text_value;

        GtkWidget     *vbox2;

        GtkWidget       *hbox2;

        GtkWidget         *arrow1;

        GtkWidget         *hbox3;

        GtkWidget           *reg_btn;

        GtkWidget           *subst_btn;

        GtkWidget           *del_btn;

        GtkWidget         *desc_btn;

        GtkWidget       *scroll1;

        GtkWidget         *clist_tmpls;

        GtkWidget       *confirm_area;

        GtkWidget         *ok_btn;

        GtkWidget         *cancel_btn;

        gchar *title[1];

        /* main window */

        window = gtk_window_new(GTK_WINDOW_TOPLEVEL);

        gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);

        gtk_window_set_modal(GTK_WINDOW(window), TRUE);

        gtk_window_set_policy(GTK_WINDOW(window), FALSE, TRUE, FALSE);

        gtk_window_set_default_size(GTK_WINDOW(window), 400, -1);

        /* vpaned to separate template settings from templates list */

        vpaned = gtk_vpaned_new();

        gtk_widget_show(vpaned);

        gtk_container_add(GTK_CONTAINER(window), vpaned);

        /* vbox to handle template name and content */

        vbox1 = gtk_vbox_new(FALSE, 6);

        gtk_widget_show(vbox1);

        gtk_container_set_border_width(GTK_CONTAINER(vbox1), 8);

        gtk_paned_pack1(GTK_PANED(vpaned), vbox1, FALSE, FALSE);

        hbox1 = gtk_hbox_new(FALSE, 8);

        gtk_widget_show(hbox1);

        gtk_box_pack_start(GTK_BOX(vbox1), hbox1, FALSE, FALSE, 0);

        label1 = gtk_label_new(_("Template name"));

        gtk_widget_show(label1);

        gtk_box_pack_start(GTK_BOX(hbox1), label1, FALSE, FALSE, 0);

        entry_name = gtk_entry_new();

        gtk_widget_show(entry_name);

        gtk_box_pack_start(GTK_BOX(hbox1), entry_name, TRUE, TRUE, 0);

        /* table for headers */

        table = gtk_table_new(3, 2, FALSE);

        gtk_widget_show(table);

        gtk_box_pack_start(GTK_BOX(vbox1), table, FALSE, FALSE, 0);

        gtk_table_set_row_spacings(GTK_TABLE(table), 4);

        gtk_table_set_col_spacings(GTK_TABLE(table), 4);

        ADD_ENTRY(entry_to, _("To:"), 0);

        address_completion_register_entry(GTK_ENTRY(entry_to));

        ADD_ENTRY(entry_cc, _("Cc:"), 1);

        address_completion_register_entry(GTK_ENTRY(entry_cc));

        ADD_ENTRY(entry_subject, _("Subject:"), 2);

#undef ADD_ENTRY

        /* template content */

        scroll2 = gtk_scrolled_window_new(NULL, NULL);

        gtk_widget_show(scroll2);

        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll2),

                                       GTK_POLICY_NEVER,

                                       GTK_POLICY_ALWAYS);

        gtk_box_pack_start(GTK_BOX(vbox1), scroll2, TRUE, TRUE, 0);

        text_value = gtk_text_view_new();

        gtk_widget_show(text_value);

        gtk_widget_set_size_request(text_value, -1, 120);

        gtk_container_add(GTK_CONTAINER(scroll2), text_value);

        gtk_text_view_set_editable(GTK_TEXT_VIEW(text_value), TRUE);

        gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text_value), GTK_WRAP_WORD);

        /* vbox for buttons and templates list */

        vbox2 = gtk_vbox_new(FALSE, 6);

        gtk_widget_show(vbox2);

        gtk_container_set_border_width(GTK_CONTAINER(vbox2), 8);

        gtk_paned_pack2(GTK_PANED(vpaned), vbox2, TRUE, FALSE);

        /* register | substitute | delete */

        hbox2 = gtk_hbox_new(FALSE, 4);

        gtk_widget_show(hbox2);

        gtk_box_pack_start(GTK_BOX(vbox2), hbox2, FALSE, FALSE, 0);

        arrow1 = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);

        gtk_widget_show(arrow1);

        gtk_box_pack_start(GTK_BOX(hbox2), arrow1, FALSE, FALSE, 0);

        gtk_widget_set_size_request(arrow1, -1, 16);

        hbox3 = gtk_hbox_new(TRUE, 4);

        gtk_widget_show(hbox3);

        gtk_box_pack_start(GTK_BOX(hbox2), hbox3, FALSE, FALSE, 0);

        reg_btn = gtk_button_new_with_label(_("Register"));

        gtk_widget_show(reg_btn);

        gtk_box_pack_start(GTK_BOX(hbox3), reg_btn, FALSE, TRUE, 0);

        g_signal_connect(G_OBJECT (reg_btn), "clicked",

                         G_CALLBACK (prefs_template_register_cb), NULL);

        subst_btn = gtk_button_new_with_label(_(" Substitute "));

        gtk_widget_show(subst_btn);

        gtk_box_pack_start(GTK_BOX(hbox3), subst_btn, FALSE, TRUE, 0);

        g_signal_connect(G_OBJECT(subst_btn), "clicked",

                         G_CALLBACK(prefs_template_substitute_cb), NULL);

        del_btn = gtk_button_new_with_label(_("Delete"));

        gtk_widget_show(del_btn);

        gtk_box_pack_start(GTK_BOX(hbox3), del_btn, FALSE, TRUE, 0);

        g_signal_connect(G_OBJECT(del_btn), "clicked",

                         G_CALLBACK(prefs_template_delete_cb), NULL);

        desc_btn = gtk_button_new_with_label(_(" Symbols "));

        gtk_widget_show(desc_btn);

        gtk_box_pack_end(GTK_BOX(hbox2), desc_btn, FALSE, FALSE, 0);

        g_signal_connect(G_OBJECT(desc_btn), "clicked",

                         G_CALLBACK(prefs_quote_description), NULL);

        /* templates list */

        scroll1 = gtk_scrolled_window_new(NULL, NULL);

        gtk_widget_show(scroll1);

        gtk_box_pack_start(GTK_BOX(vbox2), scroll1, TRUE, TRUE, 0);

        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scroll1),

                                       GTK_POLICY_AUTOMATIC,

                                       GTK_POLICY_AUTOMATIC);

        title[0] = _("Registered templates");

        clist_tmpls = gtk_clist_new_with_titles(1, title);

        gtk_widget_show(clist_tmpls);

        gtk_widget_set_size_request(scroll1, -1, 140);

        gtk_container_add(GTK_CONTAINER(scroll1), clist_tmpls);

        gtk_clist_set_column_width(GTK_CLIST(clist_tmpls), 0, 80);

        gtk_clist_set_selection_mode(GTK_CLIST(clist_tmpls),

                                     GTK_SELECTION_BROWSE);

        GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(clist_tmpls)->column[0].button,

                               GTK_CAN_FOCUS);

        g_signal_connect(G_OBJECT (clist_tmpls), "select_row",

                         G_CALLBACK (prefs_template_select_cb), NULL);

        /* ok | cancel */

        gtkut_button_set_create(&confirm_area, &ok_btn, _("OK"),

                                &cancel_btn, _("Cancel"), NULL, NULL);

        gtk_widget_show(confirm_area);

        gtk_box_pack_end(GTK_BOX(vbox2), confirm_area, FALSE, FALSE, 0);

        gtk_widget_grab_default(ok_btn);

        gtk_window_set_title(GTK_WINDOW(window), _("Templates"));

        g_signal_connect(G_OBJECT(window), "delete_event",

                         G_CALLBACK(prefs_template_deleted_cb), NULL);

        g_signal_connect(G_OBJECT(window), "key_press_event",

                         G_CALLBACK(prefs_template_key_pressed_cb), NULL);

        MANAGE_WINDOW_SIGNALS_CONNECT(window);

        g_signal_connect(G_OBJECT(ok_btn), "clicked",

                         G_CALLBACK(prefs_template_ok_cb), NULL);

        g_signal_connect(G_OBJECT(cancel_btn), "clicked",

                         G_CALLBACK(prefs_template_cancel_cb), NULL);

        address_completion_start(window);

        templates.window = window;

        templates.ok_btn = ok_btn;

        templates.clist_tmpls = clist_tmpls;

        templates.entry_name = entry_name;

        templates.entry_to = entry_to;

        templates.entry_cc = entry_cc;

        templates.entry_subject = entry_subject;

        templates.text_value = text_value;

}

static void prefs_template_window_setup(void)

{

        GtkCList *clist = GTK_CLIST(templates.clist_tmpls);

        GSList *tmpl_list;

        GSList *cur;

        gchar *title[1];

        gint row;

        Template *tmpl;

        manage_window_set_transient(GTK_WINDOW(templates.window));

        gtk_widget_grab_focus(templates.ok_btn);

        gtk_clist_freeze(clist);

        gtk_clist_clear(clist);

        title[0] = _("(New)");

        row = gtk_clist_append(clist, title);

        gtk_clist_set_row_data(clist, row, NULL);

        tmpl_list = template_read_config();

        for (cur = tmpl_list; cur != NULL; cur = cur->next) {

                tmpl = (Template *)cur->data;

                title[0] = tmpl->name;

                row = gtk_clist_append(clist, title);

                gtk_clist_set_row_data(clist, row, tmpl);

        }

        g_slist_free(tmpl_list);

        gtk_clist_thaw(clist);

}

static void prefs_template_clear(void)

{

        Template *tmpl;

        gint row = 1;

        while ((tmpl = gtk_clist_get_row_data

                (GTK_CLIST(templates.clist_tmpls), row)) != NULL) {

                template_free(tmpl);

                row++;

        }

        gtk_clist_clear(GTK_CLIST(templates.clist_tmpls));

}

static gint prefs_template_deleted_cb(GtkWidget *widget, GdkEventAny *event,

                                      gpointer data)

{

        prefs_template_cancel_cb();

        return TRUE;

}

static gboolean prefs_template_key_pressed_cb(GtkWidget *widget,

                                              GdkEventKey *event, gpointer data)

{

        if (event && event->keyval == GDK_Escape)

                prefs_template_cancel_cb();

        return FALSE;

}

static void prefs_template_ok_cb(void)

{

        GSList *tmpl_list;

        tmpl_list = prefs_template_get_list();

        template_set_config(tmpl_list);

        compose_reflect_prefs_all();

        gtk_clist_clear(GTK_CLIST(templates.clist_tmpls));

        gtk_widget_hide(templates.window);

        inc_unlock();

}

static void prefs_template_cancel_cb(void)

{

        prefs_template_clear();

        gtk_widget_hide(templates.window);

        inc_unlock();

}

static void prefs_template_select_cb(GtkCList *clist, gint row, gint column,

                                     GdkEvent *event)

{

        Template *tmpl;

        Template tmpl_def;

        GtkTextBuffer *buffer;

        GtkTextIter iter;

        tmpl_def.name = _("Template");

        tmpl_def.subject = "";

        tmpl_def.to = "";

        tmpl_def.cc = "";

        tmpl_def.value = "";

        if (!(tmpl = gtk_clist_get_row_data(clist, row)))

                tmpl = &tmpl_def;

        gtk_entry_set_text(GTK_ENTRY(templates.entry_name), tmpl->name);

        gtk_entry_set_text(GTK_ENTRY(templates.entry_to),

                           tmpl->to ? tmpl->to : "");

        gtk_entry_set_text(GTK_ENTRY(templates.entry_cc),

                           tmpl->cc ? tmpl->cc : "");

        gtk_entry_set_text(GTK_ENTRY(templates.entry_subject),

                           tmpl->subject ? tmpl->subject : "");

        buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));

        gtk_text_buffer_set_text(buffer, "", 0);

        gtk_text_buffer_get_start_iter(buffer, &iter);

        gtk_text_buffer_insert(buffer, &iter, tmpl->value, -1);

}

static GSList *prefs_template_get_list(void)

{

        gint row = 1;

        GSList *tmpl_list = NULL;

        Template *tmpl;

        while ((tmpl = gtk_clist_get_row_data

                (GTK_CLIST(templates.clist_tmpls), row)) != NULL) {

                tmpl_list = g_slist_append(tmpl_list, tmpl);

                row++;

        }

        return tmpl_list;

}

static gint prefs_template_clist_set_row(gint row)

{

        GtkCList *clist = GTK_CLIST(templates.clist_tmpls);

        Template *tmpl;

        Template *tmp_tmpl;

        GtkTextBuffer *buffer;

        GtkTextIter start, end;

        gchar *name;

        gchar *to;

        gchar *cc;

        gchar *subject;

        gchar *value;

        gchar *title[1];

        g_return_val_if_fail(row != 0, -1);

        buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(templates.text_value));

        gtk_text_buffer_get_start_iter(buffer, &start);

        gtk_text_buffer_get_iter_at_offset(buffer, &end, -1); // end_iter?

        value = gtk_text_buffer_get_text(buffer, &start, &end, FALSE);

        if (value && *value != '\0') {

                gchar *parsed_buf;

                MsgInfo dummyinfo;

                memset(&dummyinfo, 0, sizeof(MsgInfo));

                quote_fmt_init(&dummyinfo, NULL, NULL);

                quote_fmt_scan_string(value);

                quote_fmt_parse();

                parsed_buf = quote_fmt_get_buffer();

                if (!parsed_buf) {

                        alertpanel_error(_("Template format error."));

                        g_free(value);

                        return -1;

                }

        }

        name = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_name),

                                      0, -1);

        subject = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_subject),

                                         0, -1);

        to = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_to), 0, -1);

        cc = gtk_editable_get_chars(GTK_EDITABLE(templates.entry_cc), 0, -1);

        if (subject && *subject == '\0') {

                g_free(subject);

                subject = NULL;

        }

        if (to && *to == '\0') {

                g_free(to);

                to = NULL;

        }

        tmpl = g_new(Template, 1);

        tmpl->name = name;

        tmpl->to = to;

        tmpl->cc = cc;

        tmpl->subject = subject;

        tmpl->value = value;

        title[0] = name;

        if (row < 0) {

                row = gtk_clist_append(clist, title);

        } else {

                gtk_clist_set_text(clist, row, 0, name);

                tmp_tmpl = gtk_clist_get_row_data(clist, row);

                if (tmp_tmpl)

                        template_free(tmp_tmpl);

        }

        gtk_clist_set_row_data(clist, row, tmpl);

        return row;

}

static void prefs_template_register_cb(void)

{

        prefs_template_clist_set_row(-1);

}

static void prefs_template_substitute_cb(void)

{

        GtkCList *clist = GTK_CLIST(templates.clist_tmpls);

        Template *tmpl;

        gint row;

        if (!clist->selection) return;

        row = GPOINTER_TO_INT(clist->selection->data);

        if (row == 0) return;

        tmpl = gtk_clist_get_row_data(clist, row);

        if (!tmpl) return;

        prefs_template_clist_set_row(row);

}

static void prefs_template_delete_cb(void)

{

        GtkCList *clist = GTK_CLIST(templates.clist_tmpls);

        Template *tmpl;

        gint row;

        if (!clist->selection) return;

        row = GPOINTER_TO_INT(clist->selection->data);

        if (row == 0) return;

        if (alertpanel(_("Delete template"),

                       _("Do you really want to delete this template?"),

                       _("Yes"), _("No"), NULL) == G_ALERTALTERNATE)

                return;

        tmpl = gtk_clist_get_row_data(clist, row);

        template_free(tmpl);

        gtk_clist_remove(clist, row);

}