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claws-mail/src/textview.c
Colin Leroy 55b69c9589 2007-02-02 [colin] 2.7.2cvs15 
* src/Makefile.am
	* src/mainwindow.c
	* src/messageview.c
	* src/messageview.h
	* src/textview.c
	* src/textview.h
	* src/uri_opener.c
	* src/uri_opener.h
		Add Tools/List URIs to allow
		opening any URI in the current mail
2007-02-02 17:48:17 +00:00

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/*
* Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
* Copyright (C) 1999-2007 Hiroyuki Yamamoto and the Claws Mail team
*
* 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 02110-1301, USA.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#endif
#include "defs.h"
#include <glib.h>
#include <glib/gi18n.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtkvbox.h>
#include <gtk/gtkscrolledwindow.h>
#include <gtk/gtksignal.h>
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <errno.h>
#if HAVE_SYS_WAIT_H
#include <sys/wait.h>
#endif
#if HAVE_LIBCOMPFACE
# include <compface.h>
#endif
#if HAVE_LIBCOMPFACE
#define XPM_XFACE_HEIGHT (HEIGHT + 3) /* 3 = 1 header + 2 colors */
#endif
#include "main.h"
#include "summaryview.h"
#include "procheader.h"
#include "prefs_common.h"
#include "codeconv.h"
#include "utils.h"
#include "gtkutils.h"
#include "procmime.h"
#include "html.h"
#include "enriched.h"
#include "compose.h"
#include "addressbook.h"
#include "displayheader.h"
#include "account.h"
#include "mimeview.h"
#include "alertpanel.h"
#include "menu.h"
#include "image_viewer.h"
#include "filesel.h"
#include "base64.h"
#include "inputdialog.h"
#include "timing.h"
gint previousquotelevel = -1;
static GdkColor quote_colors[3] = {
{(gulong)0, (gushort)0, (gushort)0, (gushort)0},
{(gulong)0, (gushort)0, (gushort)0, (gushort)0},
{(gulong)0, (gushort)0, (gushort)0, (gushort)0}
};
static GdkColor quote_bgcolors[3] = {
{(gulong)0, (gushort)0, (gushort)0, (gushort)0},
{(gulong)0, (gushort)0, (gushort)0, (gushort)0},
{(gulong)0, (gushort)0, (gushort)0, (gushort)0}
};
static GdkColor signature_color = {
(gulong)0,
(gushort)0x7fff,
(gushort)0x7fff,
(gushort)0x7fff
};
static GdkColor uri_color = {
(gulong)0,
(gushort)0,
(gushort)0,
(gushort)0
};
static GdkColor emphasis_color = {
(gulong)0,
(gushort)0,
(gushort)0,
(gushort)0xcfff
};
static GdkCursor *hand_cursor = NULL;
static GdkCursor *text_cursor = NULL;
static GdkCursor *watch_cursor= NULL;
#define TEXTVIEW_STATUSBAR_PUSH(textview, str) \
{ if (textview->messageview->statusbar) \
gtk_statusbar_push(GTK_STATUSBAR(textview->messageview->statusbar), \
textview->messageview->statusbar_cid, str); \
}
#define TEXTVIEW_STATUSBAR_POP(textview) \
{ if (textview->messageview->statusbar) \
gtk_statusbar_pop(GTK_STATUSBAR(textview->messageview->statusbar), \
textview->messageview->statusbar_cid); \
}
static void textview_show_ertf (TextView *textview,
FILE *fp,
CodeConverter *conv);
static void textview_add_part (TextView *textview,
MimeInfo *mimeinfo);
static void textview_add_parts (TextView *textview,
MimeInfo *mimeinfo);
static void textview_write_body (TextView *textview,
MimeInfo *mimeinfo);
static void textview_show_html (TextView *textview,
FILE *fp,
CodeConverter *conv);
static void textview_write_line (TextView *textview,
const gchar *str,
CodeConverter *conv,
gboolean do_quote_folding);
static void textview_write_link (TextView *textview,
const gchar *str,
const gchar *uri,
CodeConverter *conv);
static GPtrArray *textview_scan_header (TextView *textview,
FILE *fp);
static void textview_show_header (TextView *textview,
GPtrArray *headers);
static gint textview_key_pressed (GtkWidget *widget,
GdkEventKey *event,
TextView *textview);
static gboolean textview_motion_notify (GtkWidget *widget,
GdkEventMotion *motion,
TextView *textview);
static gboolean textview_leave_notify (GtkWidget *widget,
GdkEventCrossing *event,
TextView *textview);
static gboolean textview_visibility_notify (GtkWidget *widget,
GdkEventVisibility *event,
TextView *textview);
static void textview_uri_update (TextView *textview,
gint x,
gint y);
static gboolean textview_get_uri_range (TextView *textview,
GtkTextIter *iter,
GtkTextTag *tag,
GtkTextIter *start_iter,
GtkTextIter *end_iter);
static ClickableText *textview_get_uri_from_range (TextView *textview,
GtkTextIter *iter,
GtkTextTag *tag,
GtkTextIter *start_iter,
GtkTextIter *end_iter);
static ClickableText *textview_get_uri (TextView *textview,
GtkTextIter *iter,
GtkTextTag *tag);
static gboolean textview_uri_button_pressed (GtkTextTag *tag,
GObject *obj,
GdkEvent *event,
GtkTextIter *iter,
TextView *textview);
static void textview_uri_list_remove_all (GSList *uri_list);
static void textview_toggle_quote (TextView *textview,
GSList *start_list,
ClickableText *uri,
gboolean expand_only);
static void open_uri_cb (TextView *textview,
guint action,
void *data);
static void copy_uri_cb (TextView *textview,
guint action,
void *data);
static void add_uri_to_addrbook_cb (TextView *textview,
guint action,
void *data);
static void mail_to_uri_cb (TextView *textview,
guint action,
void *data);
static void copy_mail_to_uri_cb (TextView *textview,
guint action,
void *data);
static void save_file_cb (TextView *textview,
guint action,
void *data);
static void open_image_cb (TextView *textview,
guint action,
void *data);
static GtkItemFactoryEntry textview_link_popup_entries[] =
{
{N_("/_Open with Web browser"), NULL, open_uri_cb, 0, NULL},
{N_("/Copy this _link"), NULL, copy_uri_cb, 0, NULL},
};
static GtkItemFactoryEntry textview_mail_popup_entries[] =
{
{N_("/Compose _new message"), NULL, mail_to_uri_cb, 0, NULL},
{N_("/Add to _address book"), NULL, add_uri_to_addrbook_cb, 0, NULL},
{N_("/Copy this add_ress"), NULL, copy_mail_to_uri_cb, 0, NULL},
};
static GtkItemFactoryEntry textview_file_popup_entries[] =
{
{N_("/_Open image"), NULL, open_image_cb, 0, NULL},
{N_("/_Save image..."), NULL, save_file_cb, 0, NULL},
};
static void scrolled_cb (GtkAdjustment *adj, TextView *textview)
{
#ifndef WIDTH
# define WIDTH 48
# define HEIGHT 48
#endif
if (textview->image) {
gint x, y, x1;
x1 = textview->text->allocation.width - WIDTH - 5;
gtk_text_view_buffer_to_window_coords(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT, x1, 5, &x, &y);
gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text),
textview->image, x1, y);
}
}
static void textview_size_allocate_cb (GtkWidget *widget,
GtkAllocation *allocation,
gpointer data)
{
scrolled_cb(NULL, (TextView *)data);
}
TextView *textview_create(void)
{
TextView *textview;
GtkWidget *vbox;
GtkWidget *scrolledwin;
GtkWidget *text;
GtkTextBuffer *buffer;
GtkClipboard *clipboard;
GtkItemFactory *link_popupfactory, *mail_popupfactory, *file_popupfactory;
GtkWidget *link_popupmenu, *mail_popupmenu, *file_popupmenu;
GtkAdjustment *adj;
gint n_entries;
debug_print("Creating text view...\n");
textview = g_new0(TextView, 1);
scrolledwin = gtk_scrolled_window_new(NULL, NULL);
gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_POLICY_AUTOMATIC,
GTK_POLICY_AUTOMATIC);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_SHADOW_IN);
gtk_widget_set_size_request
(scrolledwin, prefs_common.mainview_width, -1);
/* create GtkSText widgets for single-byte and multi-byte character */
text = gtk_text_view_new();
gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK);
gtk_widget_show(text);
gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE);
gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE);
gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6);
gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6);
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text));
clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
gtk_text_buffer_add_selection_clipboard(buffer, clipboard);
gtk_widget_ensure_style(text);
gtk_widget_ref(scrolledwin);
gtk_container_add(GTK_CONTAINER(scrolledwin), text);
g_signal_connect(G_OBJECT(text), "key-press-event",
G_CALLBACK(textview_key_pressed), textview);
g_signal_connect(G_OBJECT(text), "motion-notify-event",
G_CALLBACK(textview_motion_notify), textview);
g_signal_connect(G_OBJECT(text), "leave-notify-event",
G_CALLBACK(textview_leave_notify), textview);
g_signal_connect(G_OBJECT(text), "visibility-notify-event",
G_CALLBACK(textview_visibility_notify), textview);
adj = gtk_scrolled_window_get_vadjustment(
GTK_SCROLLED_WINDOW(scrolledwin));
g_signal_connect(G_OBJECT(adj), "value-changed",
G_CALLBACK(scrolled_cb), textview);
g_signal_connect(G_OBJECT(text), "size_allocate",
G_CALLBACK(textview_size_allocate_cb),
textview);
gtk_widget_show(scrolledwin);
vbox = gtk_vbox_new(FALSE, 0);
gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
gtk_widget_show(vbox);
n_entries = sizeof(textview_link_popup_entries) /
sizeof(textview_link_popup_entries[0]);
link_popupmenu = menu_create_items(textview_link_popup_entries, n_entries,
"<UriPopupMenu>", &link_popupfactory,
textview);
n_entries = sizeof(textview_mail_popup_entries) /
sizeof(textview_mail_popup_entries[0]);
mail_popupmenu = menu_create_items(textview_mail_popup_entries, n_entries,
"<UriPopupMenu>", &mail_popupfactory,
textview);
n_entries = sizeof(textview_file_popup_entries) /
sizeof(textview_file_popup_entries[0]);
file_popupmenu = menu_create_items(textview_file_popup_entries, n_entries,
"<FilePopupMenu>", &file_popupfactory,
textview);
textview->vbox = vbox;
textview->scrolledwin = scrolledwin;
textview->text = text;
textview->uri_list = NULL;
textview->body_pos = 0;
textview->show_all_headers = FALSE;
textview->last_buttonpress = GDK_NOTHING;
textview->link_popup_menu = link_popupmenu;
textview->link_popup_factory = link_popupfactory;
textview->mail_popup_menu = mail_popupmenu;
textview->mail_popup_factory = mail_popupfactory;
textview->file_popup_menu = file_popupmenu;
textview->file_popup_factory = file_popupfactory;
textview->image = NULL;
return textview;
}
static void textview_create_tags(GtkTextView *text, TextView *textview)
{
GtkTextBuffer *buffer;
GtkTextTag *tag, *qtag;
static PangoFontDescription *font_desc, *bold_font_desc;
if (!font_desc)
font_desc = pango_font_description_from_string
(NORMAL_FONT);
if (!bold_font_desc) {
bold_font_desc = pango_font_description_from_string
(NORMAL_FONT);
pango_font_description_set_weight
(bold_font_desc, PANGO_WEIGHT_BOLD);
}
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_create_tag(buffer, "header",
"pixels-above-lines", 0,
"pixels-above-lines-set", TRUE,
"pixels-below-lines", 0,
"pixels-below-lines-set", TRUE,
"font-desc", font_desc,
"left-margin", 3,
"left-margin-set", TRUE,
NULL);
gtk_text_buffer_create_tag(buffer, "header_title",
"font-desc", bold_font_desc,
NULL);
tag = gtk_text_buffer_create_tag(buffer, "hlink",
"pixels-above-lines", 0,
"pixels-above-lines-set", TRUE,
"pixels-below-lines", 0,
"pixels-below-lines-set", TRUE,
"font-desc", font_desc,
"left-margin", 3,
"left-margin-set", TRUE,
"foreground-gdk", &uri_color,
NULL);
g_signal_connect(G_OBJECT(tag), "event",
G_CALLBACK(textview_uri_button_pressed), textview);
if (prefs_common.enable_bgcolor) {
gtk_text_buffer_create_tag(buffer, "quote0",
"foreground-gdk", &quote_colors[0],
"paragraph-background-gdk", &quote_bgcolors[0],
NULL);
gtk_text_buffer_create_tag(buffer, "quote1",
"foreground-gdk", &quote_colors[1],
"paragraph-background-gdk", &quote_bgcolors[1],
NULL);
gtk_text_buffer_create_tag(buffer, "quote2",
"foreground-gdk", &quote_colors[2],
"paragraph-background-gdk", &quote_bgcolors[2],
NULL);
} else {
gtk_text_buffer_create_tag(buffer, "quote0",
"foreground-gdk", &quote_colors[0],
NULL);
gtk_text_buffer_create_tag(buffer, "quote1",
"foreground-gdk", &quote_colors[1],
NULL);
gtk_text_buffer_create_tag(buffer, "quote2",
"foreground-gdk", &quote_colors[2],
NULL);
}
gtk_text_buffer_create_tag(buffer, "emphasis",
"foreground-gdk", &emphasis_color,
NULL);
gtk_text_buffer_create_tag(buffer, "signature",
"foreground-gdk", &signature_color,
NULL);
tag = gtk_text_buffer_create_tag(buffer, "link",
"foreground-gdk", &uri_color,
NULL);
qtag = gtk_text_buffer_create_tag(buffer, "qlink",
NULL);
gtk_text_buffer_create_tag(buffer, "link-hover",
"underline", PANGO_UNDERLINE_SINGLE,
NULL);
g_signal_connect(G_OBJECT(qtag), "event",
G_CALLBACK(textview_uri_button_pressed), textview);
g_signal_connect(G_OBJECT(tag), "event",
G_CALLBACK(textview_uri_button_pressed), textview);
}
void textview_init(TextView *textview)
{
if (!hand_cursor)
hand_cursor = gdk_cursor_new(GDK_HAND2);
if (!text_cursor)
text_cursor = gdk_cursor_new(GDK_XTERM);
if (!watch_cursor)
watch_cursor = gdk_cursor_new(GDK_WATCH);
textview_reflect_prefs(textview);
textview_set_all_headers(textview, FALSE);
textview_set_font(textview, NULL);
textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
}
#if GTK_CHECK_VERSION(2, 8, 0)
#define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
tag = gtk_text_tag_table_lookup(tags, tagname); \
if (tag) \
g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, "paragraph-background-gdk", colorbg, NULL); \
}
#else
#define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
tag = gtk_text_tag_table_lookup(tags, tagname); \
if (tag) \
g_object_set(G_OBJECT(tag), "foreground-gdk", colorfg, NULL); \
}
#endif
static void textview_update_message_colors(TextView *textview)
{
GdkColor black = {0, 0, 0, 0};
GdkColor colored_emphasis = {0, 0, 0, 0xcfff};
GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
GtkTextTag *tag = NULL;
quote_bgcolors[0] = quote_bgcolors[1] = quote_bgcolors[2] = black;
quote_colors[0] = quote_colors[1] = quote_colors[2] =
uri_color = emphasis_color = signature_color = black;
if (prefs_common.enable_color) {
/* grab the quote colors, converting from an int to a GdkColor */
gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col,
&quote_colors[0]);
gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col,
&quote_colors[1]);
gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col,
&quote_colors[2]);
gtkut_convert_int_to_gdk_color(prefs_common.uri_col,
&uri_color);
gtkut_convert_int_to_gdk_color(prefs_common.signature_col,
&signature_color);
emphasis_color = colored_emphasis;
}
if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_bgcol,
&quote_bgcolors[0]);
gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_bgcol,
&quote_bgcolors[1]);
gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_bgcol,
&quote_bgcolors[2]);
CHANGE_TAG_COLOR("quote0", &quote_colors[0], &quote_bgcolors[0]);
CHANGE_TAG_COLOR("quote1", &quote_colors[1], &quote_bgcolors[1]);
CHANGE_TAG_COLOR("quote2", &quote_colors[2], &quote_bgcolors[2]);
} else {
CHANGE_TAG_COLOR("quote0", &quote_colors[0], NULL);
CHANGE_TAG_COLOR("quote1", &quote_colors[1], NULL);
CHANGE_TAG_COLOR("quote2", &quote_colors[2], NULL);
}
CHANGE_TAG_COLOR("emphasis", &emphasis_color, NULL);
CHANGE_TAG_COLOR("signature", &signature_color, NULL);
CHANGE_TAG_COLOR("link", &uri_color, NULL);
CHANGE_TAG_COLOR("link-hover", &uri_color, NULL);
}
#undef CHANGE_TAG_COLOR
void textview_reflect_prefs(TextView *textview)
{
textview_set_font(textview, NULL);
textview_update_message_colors(textview);
gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text),
prefs_common.textview_cursor_visible);
}
void textview_show_message(TextView *textview, MimeInfo *mimeinfo,
const gchar *file)
{
textview->loading = TRUE;
textview->stop_loading = FALSE;
textview_clear(textview);
textview_add_parts(textview, mimeinfo);
textview_set_position(textview, 0);
textview->loading = FALSE;
textview->stop_loading = FALSE;
}
void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
{
START_TIMING("");
g_return_if_fail(mimeinfo != NULL);
g_return_if_fail(fp != NULL);
if ((mimeinfo->type == MIMETYPE_MULTIPART) ||
((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
textview->loading = TRUE;
textview->stop_loading = FALSE;
textview_clear(textview);
textview_add_parts(textview, mimeinfo);
textview->loading = FALSE;
textview->stop_loading = FALSE;
END_TIMING();
return;
}
textview->loading = TRUE;
textview->stop_loading = FALSE;
if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
perror("fseek");
textview_clear(textview);
if (mimeinfo->type == MIMETYPE_MULTIPART)
textview_add_parts(textview, mimeinfo);
else
textview_write_body(textview, mimeinfo);
textview->loading = FALSE;
textview->stop_loading = FALSE;
END_TIMING();
}
static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
{
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter, start_iter;
gchar buf[BUFFSIZE];
GPtrArray *headers = NULL;
const gchar *name;
gchar *content_type;
gint charcount;
START_TIMING("");
g_return_if_fail(mimeinfo != NULL);
text = GTK_TEXT_VIEW(textview->text);
buffer = gtk_text_view_get_buffer(text);
charcount = gtk_text_buffer_get_char_count(buffer);
gtk_text_buffer_get_end_iter(buffer, &iter);
if (textview->stop_loading) {
return;
}
if (mimeinfo->type == MIMETYPE_MULTIPART) {
END_TIMING();
return;
}
previousquotelevel = -1;
if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
FILE *fp;
fp = g_fopen(mimeinfo->data.filename, "rb");
fseek(fp, mimeinfo->offset, SEEK_SET);
headers = textview_scan_header(textview, fp);
if (headers) {
if (charcount > 0)
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
textview_show_header(textview, headers);
procheader_header_array_destroy(headers);
}
fclose(fp);
END_TIMING();
return;
}
name = procmime_mimeinfo_get_parameter(mimeinfo, "filename");
content_type = procmime_get_content_type_str(mimeinfo->type,
mimeinfo->subtype);
if (name == NULL)
name = procmime_mimeinfo_get_parameter(mimeinfo, "name");
if (name != NULL)
g_snprintf(buf, sizeof(buf), _("[%s %s (%d bytes)]"),
name, content_type, mimeinfo->length);
else
g_snprintf(buf, sizeof(buf), _("[%s (%d bytes)]"),
content_type, mimeinfo->length);
g_free(content_type);
if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT
|| (mimeinfo->disposition == DISPOSITIONTYPE_INLINE &&
mimeinfo->type != MIMETYPE_TEXT)) {
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
TEXTVIEW_INSERT_LINK(buf, "sc://select_attachment", mimeinfo);
gtk_text_buffer_insert(buffer, &iter, " \n", -1);
if (mimeinfo->type == MIMETYPE_IMAGE &&
prefs_common.inline_img ) {
GdkPixbuf *pixbuf;
GError *error = NULL;
gchar *filename;
ClickableText *uri;
gchar *uri_str;
gint err;
START_TIMING("inserting image");
filename = procmime_get_tmp_file_name(mimeinfo);
if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
g_warning("Can't get the image file.(%s)", strerror(-err));
g_free(filename);
END_TIMING();
return;
}
if (!prefs_common.resize_img) {
pixbuf = gdk_pixbuf_new_from_file(filename, &error);
} else {
gint w, h;
gdk_pixbuf_get_file_info(filename, &w, &h);
if (textview->scrolledwin->allocation.width - 100 > 0 &&
w > textview->scrolledwin->allocation.width - 100)
pixbuf = gdk_pixbuf_new_from_file_at_scale(filename,
textview->scrolledwin->allocation.width - 100,
-1, TRUE, &error);
else
pixbuf = gdk_pixbuf_new_from_file(filename, &error);
}
if (error != NULL) {
g_warning("%s\n", error->message);
g_error_free(error);
}
if (!pixbuf) {
g_warning("Can't load the image.");
g_free(filename);
END_TIMING();
return;
}
uri_str = g_filename_to_uri(filename, NULL, NULL);
if (uri_str) {
uri = g_new0(ClickableText, 1);
uri->uri = uri_str;
uri->start = gtk_text_iter_get_offset(&iter);
gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
uri->end = uri->start + 1;
uri->filename = procmime_get_part_file_name(mimeinfo);
textview->uri_list =
g_slist_prepend(textview->uri_list, uri);
gtk_text_buffer_insert(buffer, &iter, " ", 1);
gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start);
gtk_text_buffer_apply_tag_by_name(buffer, "link",
&start_iter, &iter);
} else {
gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
gtk_text_buffer_insert(buffer, &iter, " ", 1);
}
g_object_unref(pixbuf);
g_free(filename);
END_TIMING();
GTK_EVENTS_FLUSH();
}
} else if (mimeinfo->type == MIMETYPE_TEXT) {
if (prefs_common.display_header && (charcount > 0))
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
textview_write_body(textview, mimeinfo);
}
END_TIMING();
}
static void recursive_add_parts(TextView *textview, GNode *node)
{
GNode * iter;
MimeInfo *mimeinfo;
START_TIMING("");
mimeinfo = (MimeInfo *) node->data;
textview_add_part(textview, mimeinfo);
if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
(mimeinfo->type != MIMETYPE_MESSAGE)) {
END_TIMING();
return;
}
if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
GNode * prefered_body;
int prefered_score;
/*
text/plain : score 3
text/ * : score 2
other : score 1
*/
prefered_body = NULL;
prefered_score = 0;
for (iter = g_node_first_child(node) ; iter != NULL ;
iter = g_node_next_sibling(iter)) {
int score;
MimeInfo * submime;
score = 1;
submime = (MimeInfo *) iter->data;
if (submime->type == MIMETYPE_TEXT)
score = 2;
if (submime->subtype != NULL) {
if (g_ascii_strcasecmp(submime->subtype, "plain") == 0)
score = 3;
}
if (score > prefered_score) {
prefered_score = score;
prefered_body = iter;
}
}
if (prefered_body != NULL) {
recursive_add_parts(textview, prefered_body);
}
}
else {
for (iter = g_node_first_child(node) ; iter != NULL ;
iter = g_node_next_sibling(iter)) {
recursive_add_parts(textview, iter);
}
}
END_TIMING();
}
static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo)
{
g_return_if_fail(mimeinfo != NULL);
recursive_add_parts(textview, mimeinfo->node);
}
void textview_show_error(TextView *textview)
{
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter;
textview_set_font(textview, NULL);
textview_clear(textview);
text = GTK_TEXT_VIEW(textview->text);
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_get_start_iter(buffer, &iter);
TEXTVIEW_INSERT(_("\n"
" This message can't be displayed.\n"
" This is probably due to a network error.\n"
"\n"
" Use "));
TEXTVIEW_INSERT_LINK(_("'View Log'"), "sc://view_log", NULL);
TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
textview_show_icon(textview, GTK_STOCK_DIALOG_ERROR);
}
void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
{
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter;
if (!partinfo) return;
textview_set_font(textview, NULL);
textview_clear(textview);
text = GTK_TEXT_VIEW(textview->text);
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_get_start_iter(buffer, &iter);
TEXTVIEW_INSERT("\n");
TEXTVIEW_INSERT(_(" The following can be performed on this part by\n"));
TEXTVIEW_INSERT(_(" right-clicking the icon or list item:\n"));
TEXTVIEW_INSERT(_(" - To save, select "));
TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
TEXTVIEW_INSERT(_(" (Shortcut key: 'y')\n"));
TEXTVIEW_INSERT(_(" - To display as text, select "));
TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
TEXTVIEW_INSERT(_(" (Shortcut key: 't')\n"));
TEXTVIEW_INSERT(_(" - To open with an external program, select "));
TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
TEXTVIEW_INSERT(_(" (Shortcut key: 'l')\n"));
TEXTVIEW_INSERT(_(" (alternately double-click, or click the middle "));
TEXTVIEW_INSERT(_("mouse button)\n"));
TEXTVIEW_INSERT(_(" - Or use "));
TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
TEXTVIEW_INSERT(_(" (Shortcut key: 'o')\n"));
textview_show_icon(textview, GTK_STOCK_DIALOG_INFO);
}
static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
{
FILE *tmpfp;
gchar buf[BUFFSIZE];
CodeConverter *conv;
const gchar *charset, *p, *cmd;
GSList *cur;
int lines = 0;
if (textview->messageview->forced_charset)
charset = textview->messageview->forced_charset;
else
charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
textview_set_font(textview, charset);
conv = conv_code_converter_new(charset);
procmime_force_encoding(textview->messageview->forced_encoding);
textview->is_in_signature = FALSE;
procmime_decode_content(mimeinfo);
if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") &&
prefs_common.render_html) {
gchar *filename;
filename = procmime_get_tmp_file_name(mimeinfo);
if (procmime_get_part(filename, mimeinfo) == 0) {
tmpfp = g_fopen(filename, "rb");
textview_show_html(textview, tmpfp, conv);
fclose(tmpfp);
g_unlink(filename);
}
g_free(filename);
} else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) {
gchar *filename;
filename = procmime_get_tmp_file_name(mimeinfo);
if (procmime_get_part(filename, mimeinfo) == 0) {
tmpfp = g_fopen(filename, "rb");
textview_show_ertf(textview, tmpfp, conv);
fclose(tmpfp);
g_unlink(filename);
}
g_free(filename);
#ifndef G_OS_WIN32
} else if ( g_ascii_strcasecmp(mimeinfo->subtype, "plain") &&
(cmd = prefs_common.mime_textviewer) && *cmd &&
(p = strchr(cmd, '%')) && *(p + 1) == 's') {
int pid, pfd[2];
const gchar *fname;
fname = procmime_get_tmp_file_name(mimeinfo);
if (procmime_get_part(fname, mimeinfo)) goto textview_default;
g_snprintf(buf, sizeof(buf), cmd, fname);
debug_print("Viewing text content of type: %s (length: %d) "
"using %s\n", mimeinfo->subtype, mimeinfo->length, buf);
if (pipe(pfd) < 0) {
g_snprintf(buf, sizeof(buf),
"pipe failed for textview\n\n%s\n", strerror(errno));
textview_write_line(textview, buf, conv, TRUE);
goto textview_default;
}
pid = fork();
if (pid < 0) {
g_snprintf(buf, sizeof(buf),
"fork failed for textview\n\n%s\n", strerror(errno));
textview_write_line(textview, buf, conv, TRUE);
close(pfd[0]);
close(pfd[1]);
goto textview_default;
}
if (pid == 0) { /* child */
int rc;
gchar **argv;
argv = strsplit_with_quote(buf, " ", 0);
close(1);
close(pfd[0]);
dup(pfd[1]);
rc = execvp(argv[0], argv);
close(pfd[1]);
printf (_("The command to view attachment "
"as text failed:\n"
" %s\n"
"Exit code %d\n"), buf, rc);
exit(255);
}
close(pfd[1]);
tmpfp = fdopen(pfd[0], "rb");
while (fgets(buf, sizeof(buf), tmpfp)) {
textview_write_line(textview, buf, conv, TRUE);
lines++;
if (lines % 500 == 0)
GTK_EVENTS_FLUSH();
if (textview->stop_loading) {
fclose(tmpfp);
waitpid(pid, pfd, 0);
unlink(fname);
return;
}
}
fclose(tmpfp);
waitpid(pid, pfd, 0);
unlink(fname);
#endif
} else {
textview_default:
lines = 0;
tmpfp = g_fopen(mimeinfo->data.filename, "rb");
fseek(tmpfp, mimeinfo->offset, SEEK_SET);
debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
while ((ftell(tmpfp) < mimeinfo->offset + mimeinfo->length) &&
(fgets(buf, sizeof(buf), tmpfp) != NULL)) {
textview_write_line(textview, buf, conv, TRUE);
lines++;
if (lines % 500 == 0)
GTK_EVENTS_FLUSH();
if (textview->stop_loading) {
fclose(tmpfp);
return;
}
}
fclose(tmpfp);
}
conv_code_converter_destroy(conv);
procmime_force_encoding(0);
lines = 0;
textview->uri_list = g_slist_reverse(textview->uri_list);
for (cur = textview->uri_list; cur; cur = cur->next) {
ClickableText *uri = (ClickableText *)cur->data;
if (!uri->is_quote)
continue;
if (!prefs_common.hide_quotes ||
uri->quote_level+1 < prefs_common.hide_quotes) {
textview_toggle_quote(textview, cur, uri, TRUE);
lines++;
if (lines % 500 == 0)
GTK_EVENTS_FLUSH();
if (textview->stop_loading) {
return;
}
}
}
}
static void textview_show_html(TextView *textview, FILE *fp,
CodeConverter *conv)
{
SC_HTMLParser *parser;
gchar *str;
gint lines = 0;
parser = sc_html_parser_new(fp, conv);
g_return_if_fail(parser != NULL);
while ((str = sc_html_parse(parser)) != NULL) {
if (parser->state == SC_HTML_HREF) {
/* first time : get and copy the URL */
if (parser->href == NULL) {
/* ALF - the claws html parser returns an empty string,
* if still inside an <a>, but already parsed past HREF */
str = strtok(str, " ");
if (str) {
while (str && *str && g_ascii_isspace(*str))
str++;
parser->href = g_strdup(str);
/* the URL may (or not) be followed by the
* referenced text */
str = strtok(NULL, "");
}
}
if (str != NULL)
textview_write_link(textview, str, parser->href, NULL);
} else
textview_write_line(textview, str, NULL, FALSE);
lines++;
if (lines % 500 == 0)
GTK_EVENTS_FLUSH();
if (textview->stop_loading) {
return;
}
}
textview_write_line(textview, "\n", NULL, FALSE);
sc_html_parser_destroy(parser);
}
static void textview_show_ertf(TextView *textview, FILE *fp,
CodeConverter *conv)
{
ERTFParser *parser;
gchar *str;
gint lines = 0;
parser = ertf_parser_new(fp, conv);
g_return_if_fail(parser != NULL);
while ((str = ertf_parse(parser)) != NULL) {
textview_write_line(textview, str, NULL, FALSE);
lines++;
if (lines % 500 == 0)
GTK_EVENTS_FLUSH();
if (textview->stop_loading) {
return;
}
}
ertf_parser_destroy(parser);
}
#define ADD_TXT_POS(bp_, ep_, pti_) \
if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
last = last->next; \
last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
last->next = NULL; \
} else { \
g_warning("alloc error scanning URIs\n"); \
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \
linebuf, -1, \
fg_tag, NULL); \
return; \
}
#define ADD_TXT_POS_LATER(bp_, ep_, pti_) \
if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \
last = last->next; \
last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \
last->next = NULL; \
} else { \
g_warning("alloc error scanning URIs\n"); \
}
/* textview_make_clickable_parts() - colorizes clickable parts */
static void textview_make_clickable_parts(TextView *textview,
const gchar *fg_tag,
const gchar *uri_tag,
const gchar *linebuf,
gboolean hdr)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
GtkTextIter iter;
gchar *mybuf = g_strdup(linebuf);
/* parse table - in order of priority */
struct table {
const gchar *needle; /* token */
/* token search function */
gchar *(*search) (const gchar *haystack,
const gchar *needle);
/* part parsing function */
gboolean (*parse) (const gchar *start,
const gchar *scanpos,
const gchar **bp_,
const gchar **ep_,
gboolean hdr);
/* part to URI function */
gchar *(*build_uri) (const gchar *bp,
const gchar *ep);
};
static struct table parser[] = {
{"http://", strcasestr, get_uri_part, make_uri_string},
{"https://", strcasestr, get_uri_part, make_uri_string},
{"ftp://", strcasestr, get_uri_part, make_uri_string},
{"sftp://", strcasestr, get_uri_part, make_uri_string},
{"www.", strcasestr, get_uri_part, make_http_string},
{"mailto:", strcasestr, get_uri_part, make_uri_string},
{"@", strcasestr, get_email_part, make_email_string}
};
const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
gint n;
const gchar *walk, *bp, *ep;
struct txtpos {
const gchar *bp, *ep; /* text position */
gint pti; /* index in parse table */
struct txtpos *next; /* next */
} head = {NULL, NULL, 0, NULL}, *last = &head;
if (!g_utf8_validate(linebuf, -1, NULL)) {
g_free(mybuf);
mybuf = g_malloc(strlen(linebuf)*2 +1);
conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf);
}
gtk_text_buffer_get_end_iter(buffer, &iter);
/* parse for clickable parts, and build a list of begin and end positions */
for (walk = mybuf, n = 0;;) {
gint last_index = PARSE_ELEMS;
gchar *scanpos = NULL;
/* FIXME: this looks phony. scanning for anything in the parse table */
for (n = 0; n < PARSE_ELEMS; n++) {
gchar *tmp;
tmp = parser[n].search(walk, parser[n].needle);
if (tmp) {
if (scanpos == NULL || tmp < scanpos) {
scanpos = tmp;
last_index = n;
}
}
}
if (scanpos) {
/* check if URI can be parsed */
if (parser[last_index].parse(walk, scanpos, &bp, &ep, hdr)
&& (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
ADD_TXT_POS(bp, ep, last_index);
walk = ep;
} else
walk = scanpos +
strlen(parser[last_index].needle);
} else
break;
}
/* colorize this line */
if (head.next) {
const gchar *normal_text = mybuf;
/* insert URIs */
for (last = head.next; last != NULL;
normal_text = last->ep, last = last->next) {
ClickableText *uri;
uri = g_new0(ClickableText, 1);
if (last->bp - normal_text > 0)
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter,
normal_text,
last->bp - normal_text,
fg_tag, NULL);
uri->uri = parser[last->pti].build_uri(last->bp,
last->ep);
uri->start = gtk_text_iter_get_offset(&iter);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, last->bp, last->ep - last->bp,
uri_tag, fg_tag, NULL);
uri->end = gtk_text_iter_get_offset(&iter);
uri->filename = NULL;
textview->uri_list =
g_slist_prepend(textview->uri_list, uri);
}
if (*normal_text)
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, normal_text, -1, fg_tag, NULL);
} else {
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, mybuf, -1, fg_tag, NULL);
}
g_free(mybuf);
}
/* textview_make_clickable_parts() - colorizes clickable parts */
static void textview_make_clickable_parts_later(TextView *textview,
gint start, gint end)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
GtkTextIter start_iter, end_iter;
gchar *mybuf;
gint offset = 0;
/* parse table - in order of priority */
struct table {
const gchar *needle; /* token */
/* token search function */
gchar *(*search) (const gchar *haystack,
const gchar *needle);
/* part parsing function */
gboolean (*parse) (const gchar *start,
const gchar *scanpos,
const gchar **bp_,
const gchar **ep_,
gboolean hdr);
/* part to URI function */
gchar *(*build_uri) (const gchar *bp,
const gchar *ep);
};
static struct table parser[] = {
{"http://", strcasestr, get_uri_part, make_uri_string},
{"https://", strcasestr, get_uri_part, make_uri_string},
{"ftp://", strcasestr, get_uri_part, make_uri_string},
{"sftp://", strcasestr, get_uri_part, make_uri_string},
{"www.", strcasestr, get_uri_part, make_http_string},
{"mailto:", strcasestr, get_uri_part, make_uri_string},
{"@", strcasestr, get_email_part, make_email_string}
};
const gint PARSE_ELEMS = sizeof parser / sizeof parser[0];
gint n;
const gchar *walk, *bp, *ep;
struct txtpos {
const gchar *bp, *ep; /* text position */
gint pti; /* index in parse table */
struct txtpos *next; /* next */
} head = {NULL, NULL, 0, NULL}, *last = &head;
gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start);
gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end);
mybuf = gtk_text_buffer_get_text(buffer, &start_iter, &end_iter, FALSE);
offset = gtk_text_iter_get_offset(&start_iter);
/* parse for clickable parts, and build a list of begin and end positions */
for (walk = mybuf, n = 0;;) {
gint last_index = PARSE_ELEMS;
gchar *scanpos = NULL;
/* FIXME: this looks phony. scanning for anything in the parse table */
for (n = 0; n < PARSE_ELEMS; n++) {
gchar *tmp;
tmp = parser[n].search(walk, parser[n].needle);
if (tmp) {
if (scanpos == NULL || tmp < scanpos) {
scanpos = tmp;
last_index = n;
}
}
}
if (scanpos) {
/* check if URI can be parsed */
if (parser[last_index].parse(walk, scanpos, &bp, &ep, FALSE)
&& (size_t) (ep - bp - 1) > strlen(parser[last_index].needle)) {
ADD_TXT_POS_LATER(bp, ep, last_index);
walk = ep;
} else
walk = scanpos +
strlen(parser[last_index].needle);
} else
break;
}
/* colorize this line */
if (head.next) {
/* insert URIs */
for (last = head.next; last != NULL; last = last->next) {
ClickableText *uri;
gint start_offset, end_offset;
gchar *tmp_str;
gchar old_char;
uri = g_new0(ClickableText, 1);
uri->uri = parser[last->pti].build_uri(last->bp,
last->ep);
tmp_str = mybuf;
old_char = tmp_str[last->ep - mybuf];
tmp_str[last->ep - mybuf] = '\0';
end_offset = g_utf8_strlen(tmp_str, -1);
tmp_str[last->ep - mybuf] = old_char;
old_char = tmp_str[last->bp - mybuf];
tmp_str[last->bp - mybuf] = '\0';
start_offset = g_utf8_strlen(tmp_str, -1);
tmp_str[last->bp - mybuf] = old_char;
gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, start_offset + offset);
gtk_text_buffer_get_iter_at_offset(buffer, &end_iter, end_offset + offset);
uri->start = gtk_text_iter_get_offset(&start_iter);
gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &end_iter);
uri->end = gtk_text_iter_get_offset(&end_iter);
uri->filename = NULL;
textview->uri_list =
g_slist_prepend(textview->uri_list, uri);
}
}
g_free(mybuf);
}
#undef ADD_TXT_POS
static void textview_write_line(TextView *textview, const gchar *str,
CodeConverter *conv, gboolean do_quote_folding)
{
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter;
gchar buf[BUFFSIZE];
gchar *fg_color;
gint quotelevel = -1, real_quotelevel = -1;
gchar quote_tag_str[10];
text = GTK_TEXT_VIEW(textview->text);
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_get_end_iter(buffer, &iter);
if (!conv)
strncpy2(buf, str, sizeof(buf));
else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
conv_localetodisp(buf, sizeof(buf), str);
strcrchomp(buf);
fg_color = NULL;
/* change color of quotation
>, foo>, _> ... ok, <foo>, foo bar>, foo-> ... ng
Up to 3 levels of quotations are detected, and each
level is colored using a different color. */
if (prefs_common.enable_color
&& line_has_quote_char(buf, prefs_common.quote_chars)) {
real_quotelevel = get_quote_level(buf, prefs_common.quote_chars);
quotelevel = real_quotelevel;
/* set up the correct foreground color */
if (quotelevel > 2) {
/* recycle colors */
if (prefs_common.recycle_quote_colors)
quotelevel %= 3;
else
quotelevel = 2;
}
}
if (quotelevel == -1)
fg_color = NULL;
else {
g_snprintf(quote_tag_str, sizeof(quote_tag_str),
"quote%d", quotelevel);
fg_color = quote_tag_str;
}
if (prefs_common.enable_color && (strcmp(buf,"-- \n") == 0 || textview->is_in_signature)) {
fg_color = "signature";
textview->is_in_signature = TRUE;
}
if (real_quotelevel > -1 && do_quote_folding) {
if (!g_utf8_validate(buf, -1, NULL)) {
gchar *utf8buf = NULL;
utf8buf = g_malloc(BUFFSIZE);
conv_localetodisp(utf8buf, BUFFSIZE, buf);
strncpy2(buf, utf8buf, BUFFSIZE-1);
g_free(utf8buf);
}
do_quote:
if ( previousquotelevel != real_quotelevel ) {
ClickableText *uri;
uri = g_new0(ClickableText, 1);
uri->uri = g_strdup("");
uri->data = g_strdup(buf);
uri->start = gtk_text_iter_get_offset(&iter);
uri->is_quote = TRUE;
uri->quote_level = real_quotelevel;
uri->fg_color = g_strdup(fg_color);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, " [...]", -1,
"qlink", fg_color, NULL);
uri->end = gtk_text_iter_get_offset(&iter);
gtk_text_buffer_insert(buffer, &iter, " \n", -1);
uri->filename = NULL;
textview->uri_list =
g_slist_prepend(textview->uri_list, uri);
previousquotelevel = real_quotelevel;
} else {
GSList *last = textview->uri_list;
ClickableText *lasturi = (ClickableText *)last->data;
gint e_len = 0, n_len = 0;
if (lasturi->is_quote == FALSE) {
previousquotelevel = -1;
goto do_quote;
}
e_len = lasturi->data ? strlen(lasturi->data):0;
n_len = strlen(buf);
lasturi->data = g_realloc((gchar *)lasturi->data, e_len + n_len + 1);
strcpy((gchar *)lasturi->data + e_len, buf);
*((gchar *)lasturi->data + e_len + n_len) = '\0';
}
} else {
textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
previousquotelevel = -1;
}
}
void textview_write_link(TextView *textview, const gchar *str,
const gchar *uri, CodeConverter *conv)
{
GdkColor *link_color = NULL;
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter;
gchar buf[BUFFSIZE];
gchar *bufp;
ClickableText *r_uri;
if (!str || *str == '\0')
return;
if (!uri)
return;
while (uri && *uri && g_ascii_isspace(*uri))
uri++;
text = GTK_TEXT_VIEW(textview->text);
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_get_end_iter(buffer, &iter);
if (!conv)
strncpy2(buf, str, sizeof(buf));
else if (conv_convert(conv, buf, sizeof(buf), str) < 0)
conv_utf8todisp(buf, sizeof(buf), str);
if (g_utf8_validate(buf, -1, NULL) == FALSE)
return;
strcrchomp(buf);
gtk_text_buffer_get_end_iter(buffer, &iter);
for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) {
gunichar ch;
ch = g_utf8_get_char(bufp);
if (!g_unichar_isspace(ch))
break;
}
if (bufp > buf)
gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf);
if (prefs_common.enable_color) {
link_color = &uri_color;
}
r_uri = g_new0(ClickableText, 1);
r_uri->uri = g_strdup(uri);
r_uri->start = gtk_text_iter_get_offset(&iter);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, bufp, -1, "link", NULL);
r_uri->end = gtk_text_iter_get_offset(&iter);
r_uri->filename = NULL;
textview->uri_list = g_slist_prepend(textview->uri_list, r_uri);
}
static void textview_set_cursor(GdkWindow *window, GdkCursor *cursor)
{
if (GDK_IS_WINDOW(window))
gdk_window_set_cursor(window, cursor);
}
void textview_clear(TextView *textview)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer;
GdkWindow *window = gtk_text_view_get_window(text,
GTK_TEXT_WINDOW_TEXT);
buffer = gtk_text_view_get_buffer(text);
gtk_text_buffer_set_text(buffer, "", -1);
TEXTVIEW_STATUSBAR_POP(textview);
textview_uri_list_remove_all(textview->uri_list);
textview->uri_list = NULL;
textview->uri_hover = NULL;
textview->body_pos = 0;
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = NULL;
if (textview->messageview->mainwin->cursor_count == 0) {
textview_set_cursor(window, text_cursor);
} else {
textview_set_cursor(window, watch_cursor);
}
}
void textview_destroy(TextView *textview)
{
GtkTextBuffer *buffer;
GtkClipboard *clipboard;
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY);
gtk_text_buffer_remove_selection_clipboard(buffer, clipboard);
textview_uri_list_remove_all(textview->uri_list);
textview->uri_list = NULL;
g_free(textview);
}
void textview_set_all_headers(TextView *textview, gboolean all_headers)
{
textview->show_all_headers = all_headers;
}
#define CHANGE_TAG_FONT(tagname, font) { \
tag = gtk_text_tag_table_lookup(tags, tagname); \
if (tag) \
g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \
}
void textview_set_font(TextView *textview, const gchar *codeset)
{
GtkTextTag *tag;
GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer);
if (NORMAL_FONT) {
PangoFontDescription *font_desc, *bold_font_desc;
font_desc = pango_font_description_from_string
(NORMAL_FONT);
bold_font_desc = pango_font_description_from_string
(NORMAL_FONT);
if (font_desc) {
gtk_widget_modify_font(textview->text, font_desc);
CHANGE_TAG_FONT("header", font_desc);
CHANGE_TAG_FONT("hlink", font_desc);
pango_font_description_free(font_desc);
}
if (bold_font_desc) {
pango_font_description_set_weight
(bold_font_desc, PANGO_WEIGHT_BOLD);
CHANGE_TAG_FONT("header_title", bold_font_desc);
pango_font_description_free(bold_font_desc);
}
}
if (prefs_common.textfont) {
PangoFontDescription *font_desc;
font_desc = pango_font_description_from_string
(prefs_common.textfont);
if (font_desc) {
gtk_widget_modify_font(textview->text, font_desc);
pango_font_description_free(font_desc);
}
}
gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text),
prefs_common.line_space / 2);
gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text),
prefs_common.line_space / 2);
}
void textview_set_text(TextView *textview, const gchar *text)
{
GtkTextView *view;
GtkTextBuffer *buffer;
g_return_if_fail(textview != NULL);
g_return_if_fail(text != NULL);
textview_clear(textview);
view = GTK_TEXT_VIEW(textview->text);
buffer = gtk_text_view_get_buffer(view);
gtk_text_buffer_set_text(buffer, text, strlen(text));
}
enum
{
H_DATE = 0,
H_FROM = 1,
H_TO = 2,
H_NEWSGROUPS = 3,
H_SUBJECT = 4,
H_CC = 5,
H_REPLY_TO = 6,
H_FOLLOWUP_TO = 7,
H_X_MAILER = 8,
H_X_NEWSREADER = 9,
H_USER_AGENT = 10,
H_ORGANIZATION = 11,
};
void textview_set_position(TextView *textview, gint pos)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
gtkut_text_view_set_position(text, pos);
}
static gboolean header_is_internal(Header *header)
{
const gchar *internal_hdrs[] =
{"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:",
"CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:",
"R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:",
"X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:",
"X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
"X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:",
"X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
NULL};
int i;
for (i = 0; internal_hdrs[i]; i++) {
if (!strcmp(header->name, internal_hdrs[i]))
return TRUE;
}
return FALSE;
}
static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
{
gchar buf[BUFFSIZE];
GPtrArray *headers, *sorted_headers;
GSList *disphdr_list;
Header *header;
gint i;
g_return_val_if_fail(fp != NULL, NULL);
if (textview->show_all_headers) {
headers = procheader_get_header_array_asis(fp);
sorted_headers = g_ptr_array_new();
for (i = 0; i < headers->len; i++) {
header = g_ptr_array_index(headers, i);
if (!header_is_internal(header))
g_ptr_array_add(sorted_headers, header);
else
procheader_header_free(header);
}
g_ptr_array_free(headers, TRUE);
return sorted_headers;
}
if (!prefs_common.display_header) {
while (fgets(buf, sizeof(buf), fp) != NULL)
if (buf[0] == '\r' || buf[0] == '\n') break;
return NULL;
}
headers = procheader_get_header_array_asis(fp);
sorted_headers = g_ptr_array_new();
for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
disphdr_list = disphdr_list->next) {
DisplayHeaderProp *dp =
(DisplayHeaderProp *)disphdr_list->data;
for (i = 0; i < headers->len; i++) {
header = g_ptr_array_index(headers, i);
if (procheader_headername_equal(header->name,
dp->name)) {
if (dp->hidden)
procheader_header_free(header);
else
g_ptr_array_add(sorted_headers, header);
g_ptr_array_remove_index(headers, i);
i--;
}
}
}
if (prefs_common.show_other_header) {
for (i = 0; i < headers->len; i++) {
header = g_ptr_array_index(headers, i);
if (!header_is_internal(header)) {
g_ptr_array_add(sorted_headers, header);
} else {
procheader_header_free(header);
}
}
g_ptr_array_free(headers, TRUE);
} else
procheader_header_array_destroy(headers);
return sorted_headers;
}
static void textview_show_face(TextView *textview)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
MsgInfo *msginfo = textview->messageview->msginfo;
int x = 0;
if (prefs_common.display_header_pane
|| !prefs_common.display_xface)
goto bail;
if (!msginfo->extradata || !msginfo->extradata->face) {
goto bail;
}
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = face_get_from_header(msginfo->extradata->face);
g_return_if_fail(textview->image != NULL);
gtk_widget_show(textview->image);
x = textview->text->allocation.width - WIDTH -5;
gtk_text_view_add_child_in_window(text, textview->image,
GTK_TEXT_WINDOW_TEXT, x, 5);
gtk_widget_show_all(textview->text);
return;
bail:
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = NULL;
}
void textview_show_icon(TextView *textview, const gchar *stock_id)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
int x = 0;
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = gtk_image_new_from_stock(stock_id, GTK_ICON_SIZE_DIALOG);
g_return_if_fail(textview->image != NULL);
gtk_widget_show(textview->image);
x = textview->text->allocation.width - WIDTH -5;
gtk_text_view_add_child_in_window(text, textview->image,
GTK_TEXT_WINDOW_TEXT, x, 5);
gtk_widget_show_all(textview->text);
return;
}
#if HAVE_LIBCOMPFACE
static void textview_show_xface(TextView *textview)
{
MsgInfo *msginfo = textview->messageview->msginfo;
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
int x = 0;
GdkWindow *window = NULL;
if (prefs_common.display_header_pane
|| !prefs_common.display_xface)
goto bail;
if (!msginfo || !msginfo->extradata)
goto bail;
if (msginfo->extradata->face)
return;
if (!msginfo->extradata->xface || strlen(msginfo->extradata->xface) < 5) {
goto bail;
}
if (textview->image)
gtk_widget_destroy(textview->image);
window = mainwindow_get_mainwindow() ?
mainwindow_get_mainwindow()->window->window :
textview->text->window;
textview->image = xface_get_from_header(msginfo->extradata->xface,
&textview->text->style->white,
window);
g_return_if_fail(textview->image != NULL);
gtk_widget_show(textview->image);
x = textview->text->allocation.width - WIDTH -5;
gtk_text_view_add_child_in_window(text, textview->image,
GTK_TEXT_WINDOW_TEXT, x, 5);
gtk_widget_show_all(textview->text);
return;
bail:
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = NULL;
}
#endif
static void textview_show_header(TextView *textview, GPtrArray *headers)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
GtkTextIter iter;
Header *header;
gint i;
g_return_if_fail(headers != NULL);
for (i = 0; i < headers->len; i++) {
header = g_ptr_array_index(headers, i);
g_return_if_fail(header->name != NULL);
gtk_text_buffer_get_end_iter (buffer, &iter);
if(prefs_common.trans_hdr == TRUE) {
gchar *hdr = g_strndup(header->name, strlen(header->name) - 1);
gchar *trans_hdr = gettext(hdr);
gtk_text_buffer_insert_with_tags_by_name(buffer,
&iter, trans_hdr, -1,
"header_title", "header", NULL);
gtk_text_buffer_insert_with_tags_by_name(buffer,
&iter, ":", 1, "header_title", "header", NULL);
g_free(hdr);
} else {
gtk_text_buffer_insert_with_tags_by_name(buffer,
&iter, header->name,
-1, "header_title", "header", NULL);
}
if (header->name[strlen(header->name) - 1] != ' ')
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, " ", 1,
"header_title", "header", NULL);
if (procheader_headername_equal(header->name, "Subject") ||
procheader_headername_equal(header->name, "From") ||
procheader_headername_equal(header->name, "To") ||
procheader_headername_equal(header->name, "Cc"))
unfold_line(header->body);
if ((procheader_headername_equal(header->name, "X-Mailer") ||
procheader_headername_equal(header->name,
"X-Newsreader")) &&
(strstr(header->body, "Claws Mail") != NULL ||
strstr(header->body, "Sylpheed-Claws") != NULL)) {
gtk_text_buffer_get_end_iter (buffer, &iter);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, header->body, -1,
"header", "emphasis", NULL);
} else {
gboolean hdr =
procheader_headername_equal(header->name, "From") ||
procheader_headername_equal(header->name, "To") ||
procheader_headername_equal(header->name, "Cc") ||
procheader_headername_equal(header->name, "Bcc") ||
procheader_headername_equal(header->name, "Reply-To") ||
procheader_headername_equal(header->name, "Sender");
textview_make_clickable_parts(textview, "header",
"hlink", header->body,
hdr);
}
gtk_text_buffer_get_end_iter (buffer, &iter);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
"header", NULL);
}
textview_show_face(textview);
#if HAVE_LIBCOMPFACE
textview_show_xface(textview);
#endif
}
gboolean textview_search_string(TextView *textview, const gchar *str,
gboolean case_sens)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
return gtkut_text_view_search_string(text, str, case_sens);
}
gboolean textview_search_string_backward(TextView *textview, const gchar *str,
gboolean case_sens)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
return gtkut_text_view_search_string_backward(text, str, case_sens);
}
void textview_scroll_one_line(TextView *textview, gboolean up)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkAdjustment *vadj = text->vadjustment;
gtkutils_scroll_one_line(GTK_WIDGET(text), vadj, up);
}
gboolean textview_scroll_page(TextView *textview, gboolean up)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkAdjustment *vadj = text->vadjustment;
return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
}
#define KEY_PRESS_EVENT_STOP() \
g_signal_stop_emission_by_name(G_OBJECT(widget), \
"key_press_event");
static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
TextView *textview)
{
SummaryView *summaryview = NULL;
MessageView *messageview = textview->messageview;
if (!event) return FALSE;
if (messageview->mainwin)
summaryview = messageview->mainwin->summaryview;
switch (event->keyval) {
case GDK_Tab:
case GDK_Home:
case GDK_Left:
case GDK_Up:
case GDK_Right:
case GDK_Down:
case GDK_Page_Up:
case GDK_Page_Down:
case GDK_End:
case GDK_Control_L:
case GDK_Control_R:
return FALSE;
case GDK_space:
if (summaryview)
summary_pass_key_press_event(summaryview, event);
else
mimeview_scroll_page
(messageview->mimeview,
(event->state &
(GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
break;
case GDK_BackSpace:
mimeview_scroll_page(messageview->mimeview, TRUE);
break;
case GDK_Return:
mimeview_scroll_one_line
(messageview->mimeview, (event->state &
(GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
break;
case GDK_Delete:
if (summaryview)
summary_pass_key_press_event(summaryview, event);
break;
case GDK_y:
case GDK_t:
case GDK_l:
case GDK_c:
if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) {
KEY_PRESS_EVENT_STOP();
mimeview_pass_key_press_event(messageview->mimeview,
event);
break;
}
/* possible fall through */
default:
if (summaryview &&
event->window != messageview->mainwin->window->window) {
GdkEventKey tmpev = *event;
tmpev.window = messageview->mainwin->window->window;
KEY_PRESS_EVENT_STOP();
gtk_widget_event(messageview->mainwin->window,
(GdkEvent *)&tmpev);
}
break;
}
return TRUE;
}
static gboolean textview_motion_notify(GtkWidget *widget,
GdkEventMotion *event,
TextView *textview)
{
if (textview->loading)
return FALSE;
textview_uri_update(textview, event->x, event->y);
gdk_window_get_pointer(widget->window, NULL, NULL, NULL);
return FALSE;
}
static gboolean textview_leave_notify(GtkWidget *widget,
GdkEventCrossing *event,
TextView *textview)
{
if (textview->loading)
return FALSE;
textview_uri_update(textview, -1, -1);
return FALSE;
}
static gboolean textview_visibility_notify(GtkWidget *widget,
GdkEventVisibility *event,
TextView *textview)
{
gint wx, wy;
GdkWindow *window;
if (textview->loading)
return FALSE;
window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget),
GTK_TEXT_WINDOW_TEXT);
/* check if occurred for the text window part */
if (window != event->window)
return FALSE;
gdk_window_get_pointer(widget->window, &wx, &wy, NULL);
textview_uri_update(textview, wx, wy);
return FALSE;
}
void textview_cursor_wait(TextView *textview)
{
GdkWindow *window = gtk_text_view_get_window(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT);
textview_set_cursor(window, watch_cursor);
}
void textview_cursor_normal(TextView *textview)
{
GdkWindow *window = gtk_text_view_get_window(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT);
textview_set_cursor(window, text_cursor);
}
static void textview_uri_update(TextView *textview, gint x, gint y)
{
GtkTextBuffer *buffer;
GtkTextIter start_iter, end_iter;
ClickableText *uri = NULL;
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
if (x != -1 && y != -1) {
gint bx, by;
GtkTextIter iter;
GSList *tags;
GSList *cur;
gtk_text_view_window_to_buffer_coords(GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_WIDGET,
x, y, &bx, &by);
gtk_text_view_get_iter_at_location(GTK_TEXT_VIEW(textview->text),
&iter, bx, by);
tags = gtk_text_iter_get_tags(&iter);
for (cur = tags; cur != NULL; cur = cur->next) {
GtkTextTag *tag = cur->data;
char *name;
g_object_get(G_OBJECT(tag), "name", &name, NULL);
if ((!strcmp(name, "link") || !strcmp(name, "hlink"))
&& textview_get_uri_range(textview, &iter, tag,
&start_iter, &end_iter)) {
uri = textview_get_uri_from_range(textview,
&iter, tag,
&start_iter,
&end_iter);
}
g_free(name);
if (uri)
break;
}
g_slist_free(tags);
}
if (uri != textview->uri_hover) {
GdkWindow *window;
if (textview->uri_hover)
gtk_text_buffer_remove_tag_by_name(buffer,
"link-hover",
&textview->uri_hover_start_iter,
&textview->uri_hover_end_iter);
textview->uri_hover = uri;
if (uri) {
textview->uri_hover_start_iter = start_iter;
textview->uri_hover_end_iter = end_iter;
}
window = gtk_text_view_get_window(GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT);
if (textview->messageview->mainwin->cursor_count == 0) {
textview_set_cursor(window, uri ? hand_cursor : text_cursor);
} else {
textview_set_cursor(window, watch_cursor);
}
TEXTVIEW_STATUSBAR_POP(textview);
if (uri) {
char *trimmed_uri;
if (!uri->is_quote)
gtk_text_buffer_apply_tag_by_name(buffer,
"link-hover",
&start_iter,
&end_iter);
trimmed_uri = trim_string(uri->uri, 60);
TEXTVIEW_STATUSBAR_PUSH(textview, trimmed_uri);
g_free(trimmed_uri);
}
}
}
static gboolean textview_get_uri_range(TextView *textview,
GtkTextIter *iter,
GtkTextTag *tag,
GtkTextIter *start_iter,
GtkTextIter *end_iter)
{
return get_tag_range(iter, tag, start_iter, end_iter);
}
static ClickableText *textview_get_uri_from_range(TextView *textview,
GtkTextIter *iter,
GtkTextTag *tag,
GtkTextIter *start_iter,
GtkTextIter *end_iter)
{
gint start_pos, end_pos, cur_pos;
ClickableText *uri = NULL;
GSList *cur;
start_pos = gtk_text_iter_get_offset(start_iter);
end_pos = gtk_text_iter_get_offset(end_iter);
cur_pos = gtk_text_iter_get_offset(iter);
for (cur = textview->uri_list; cur != NULL; cur = cur->next) {
ClickableText *uri_ = (ClickableText *)cur->data;
if (start_pos == uri_->start &&
end_pos == uri_->end) {
uri = uri_;
break;
}
}
for (cur = textview->uri_list; uri == NULL && cur != NULL; cur = cur->next) {
ClickableText *uri_ = (ClickableText *)cur->data;
if (start_pos == uri_->start ||
end_pos == uri_->end) {
/* in case of contiguous links, textview_get_uri_range
* returns a broader range (start of 1st link to end
* of last link).
* In that case, correct link is the one covering
* current iter.
*/
if (uri_->start <= cur_pos && cur_pos <= uri_->end) {
uri = uri_;
break;
}
}
}
return uri;
}
static ClickableText *textview_get_uri(TextView *textview,
GtkTextIter *iter,
GtkTextTag *tag)
{
GtkTextIter start_iter, end_iter;
ClickableText *uri = NULL;
if (textview_get_uri_range(textview, iter, tag, &start_iter,
&end_iter))
uri = textview_get_uri_from_range(textview, iter, tag,
&start_iter, &end_iter);
return uri;
}
static void textview_shift_uris_after(TextView *textview, GSList *start_list, gint start, gint shift)
{
GSList *cur;
if (!start_list)
start_list = textview->uri_list;
for (cur = start_list; cur; cur = cur->next) {
ClickableText *uri = (ClickableText *)cur->data;
if (uri->start <= start)
continue;
uri->start += shift;
uri->end += shift;
}
}
static void textview_remove_uris_in(TextView *textview, gint start, gint end)
{
GSList *cur;
for (cur = textview->uri_list; cur; ) {
ClickableText *uri = (ClickableText *)cur->data;
if (uri->start > start && uri->end < end) {
cur = cur->next;
textview->uri_list = g_slist_remove(textview->uri_list, uri);
g_free(uri->uri);
g_free(uri->filename);
if (uri->is_quote) {
g_free(uri->fg_color);
g_free(uri->data);
/* (only free data in quotes uris) */
}
g_free(uri);
} else {
cur = cur->next;
}
}
}
static void textview_toggle_quote(TextView *textview, GSList *start_list, ClickableText *uri, gboolean expand_only)
{
GtkTextIter start, end;
GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
if (!uri->is_quote)
return;
if (uri->q_expanded && expand_only)
return;
gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
if (textview->uri_hover)
gtk_text_buffer_remove_tag_by_name(buffer,
"link-hover",
&textview->uri_hover_start_iter,
&textview->uri_hover_end_iter);
textview->uri_hover = NULL;
gtk_text_buffer_remove_tag_by_name(buffer,
"qlink",
&start,
&end);
/* when shifting URIs start and end, we have to do it per-UTF8-char
* so use g_utf8_strlen(). OTOH, when inserting in the text buffer,
* we have to pass a number of bytes, so use strlen(). disturbing. */
if (!uri->q_expanded) {
gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
textview_shift_uris_after(textview, start_list, uri->start,
g_utf8_strlen((gchar *)uri->data, -1)-strlen(" [...]\n"));
gtk_text_buffer_delete(buffer, &start, &end);
gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &start, (gchar *)uri->data,
strlen((gchar *)uri->data)-1,
"qlink", (gchar *)uri->fg_color, NULL);
uri->end = gtk_text_iter_get_offset(&start);
textview_make_clickable_parts_later(textview,
uri->start, uri->end);
uri->q_expanded = TRUE;
} else {
gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
textview_remove_uris_in(textview, uri->start, uri->end);
textview_shift_uris_after(textview, start_list, uri->start,
strlen(" [...]\n")-g_utf8_strlen((gchar *)uri->data, -1));
gtk_text_buffer_delete(buffer, &start, &end);
gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &start, " [...]", -1,
"qlink", (gchar *)uri->fg_color, NULL);
uri->end = gtk_text_iter_get_offset(&start);
uri->q_expanded = FALSE;
}
if (textview->messageview->mainwin->cursor_count == 0) {
textview_cursor_normal(textview);
} else {
textview_cursor_wait(textview);
}
}
static gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj,
GdkEvent *event, GtkTextIter *iter,
TextView *textview)
{
GdkEventButton *bevent;
ClickableText *uri = NULL;
char *tagname;
gboolean qlink = FALSE;
if (!event)
return FALSE;
if (event->type != GDK_BUTTON_PRESS && event->type != GDK_2BUTTON_PRESS
&& event->type != GDK_MOTION_NOTIFY)
return FALSE;
uri = textview_get_uri(textview, iter, tag);
if (!uri)
return FALSE;
g_object_get(G_OBJECT(tag), "name", &tagname, NULL);
if (!strcmp(tagname, "qlink"))
qlink = TRUE;
g_free(tagname);
bevent = (GdkEventButton *) event;
/* doubleclick: open compose / add address / browser */
if (qlink && event->type == GDK_BUTTON_PRESS && bevent->button != 1) {
/* pass rightclick through */
return FALSE;
} else if ((event->type == (qlink ? GDK_2BUTTON_PRESS:GDK_BUTTON_PRESS) && bevent->button == 1) ||
bevent->button == 2 || bevent->button == 3) {
if (uri->filename && !g_ascii_strncasecmp(uri->filename, "sc://", 5)) {
MimeView *mimeview =
(textview->messageview)?
textview->messageview->mimeview:NULL;
if (mimeview && bevent->button == 1) {
mimeview_handle_cmd(mimeview, uri->filename, NULL, uri->data);
} else if (mimeview && bevent->button == 2 &&
!g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
mimeview_handle_cmd(mimeview, "sc://open_attachment", NULL, uri->data);
} else if (mimeview && bevent->button == 3 &&
!g_ascii_strcasecmp(uri->filename, "sc://select_attachment")) {
mimeview_handle_cmd(mimeview, "sc://menu_attachment", bevent, uri->data);
}
return TRUE;
} else if (qlink && bevent->button == 1) {
textview_toggle_quote(textview, NULL, uri, FALSE);
return TRUE;
} else if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) {
if (bevent->button == 3) {
g_object_set_data(
G_OBJECT(textview->mail_popup_menu),
"menu_button", uri);
gtk_menu_popup(GTK_MENU(textview->mail_popup_menu),
NULL, NULL, NULL, NULL,
bevent->button, bevent->time);
} else {
PrefsAccount *account = NULL;
FolderItem *folder_item = NULL;
if (textview->messageview && textview->messageview->msginfo &&
textview->messageview->msginfo->folder) {
folder_item = textview->messageview->msginfo->folder;
if (folder_item->prefs && folder_item->prefs->enable_default_account)
account = account_find_from_id(folder_item->prefs->default_account);
}
compose_new_with_folderitem(account, folder_item, uri->uri + 7);
}
return TRUE;
} else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
if (bevent->button == 1 &&
textview_uri_security_check(textview, uri) == TRUE)
open_uri(uri->uri,
prefs_common.uri_cmd);
else if (bevent->button == 3 && !qlink) {
g_object_set_data(
G_OBJECT(textview->link_popup_menu),
"menu_button", uri);
gtk_menu_popup(GTK_MENU(textview->link_popup_menu),
NULL, NULL, NULL, NULL,
bevent->button, bevent->time);
}
return TRUE;
} else {
if (bevent->button == 3 && !qlink) {
g_object_set_data(
G_OBJECT(textview->file_popup_menu),
"menu_button", uri);
gtk_menu_popup(GTK_MENU(textview->file_popup_menu),
NULL, NULL, NULL, NULL,
bevent->button, bevent->time);
return TRUE;
}
}
}
return FALSE;
}
gchar *textview_get_visible_uri (TextView *textview,
ClickableText *uri)
{
GtkTextBuffer *buffer;
GtkTextIter start, end;
buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
gtk_text_buffer_get_iter_at_offset(buffer, &start, uri->start);
gtk_text_buffer_get_iter_at_offset(buffer, &end, uri->end);
return gtk_text_buffer_get_text(buffer, &start, &end, FALSE);
}
/*!
*\brief Check to see if a web URL has been disguised as a different
* URL (possible with HTML email).
*
*\param uri The uri to check
*
*\param textview The TextView the URL is contained in
*
*\return gboolean TRUE if the URL is ok, or if the user chose to open
* it anyway, otherwise FALSE
*/
gboolean textview_uri_security_check(TextView *textview, ClickableText *uri)
{
gchar *visible_str;
gboolean retval = TRUE;
if (is_uri_string(uri->uri) == FALSE)
return TRUE;
visible_str = textview_get_visible_uri(textview, uri);
if (visible_str == NULL)
return TRUE;
if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) {
gchar *uri_path;
gchar *visible_uri_path;
uri_path = get_uri_path(uri->uri);
visible_uri_path = get_uri_path(visible_str);
if (path_cmp(uri_path, visible_uri_path) != 0)
retval = FALSE;
}
if (retval == FALSE) {
gchar *msg;
AlertValue aval;
msg = g_markup_printf_escaped(_("The real URL is different from "
"the displayed URL.\n"
"\n"
"<b>Displayed URL:</b> %s\n"
"\n"
"<b>Real URL:</b> %s\n"
"\n"
"Open it anyway?"),
visible_str,uri->uri);
aval = alertpanel_full(_("Phishing attempt warning"), msg,
GTK_STOCK_CANCEL, _("_Open URL"), NULL, FALSE,
NULL, ALERT_WARNING, G_ALERTDEFAULT);
g_free(msg);
if (aval == G_ALERTALTERNATE)
retval = TRUE;
}
g_free(visible_str);
return retval;
}
static void textview_uri_list_remove_all(GSList *uri_list)
{
GSList *cur;
for (cur = uri_list; cur != NULL; cur = cur->next) {
if (cur->data) {
g_free(((ClickableText *)cur->data)->uri);
g_free(((ClickableText *)cur->data)->filename);
if (((ClickableText *)cur->data)->is_quote) {
g_free(((ClickableText *)cur->data)->fg_color);
g_free(((ClickableText *)cur->data)->data);
/* (only free data in quotes uris) */
}
g_free(cur->data);
}
}
g_slist_free(uri_list);
}
static void open_uri_cb (TextView *textview, guint action, void *data)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
"menu_button");
if (uri == NULL)
return;
if (textview_uri_security_check(textview, uri) == TRUE)
open_uri(uri->uri,
prefs_common.uri_cmd);
g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
NULL);
}
static void open_image_cb (TextView *textview, guint action, void *data)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
"menu_button");
gchar *cmd = NULL;
gchar buf[1024];
const gchar *p;
gchar *filename = NULL;
gchar *tmp_filename = NULL;
if (uri == NULL)
return;
if (uri->filename == NULL)
return;
filename = g_strdup(uri->filename);
if (!g_utf8_validate(filename, -1, NULL)) {
gchar *tmp = conv_filename_to_utf8(filename);
g_free(filename);
filename = tmp;
}
subst_for_filename(filename);
tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
copy_file(tmp_filename, filename, FALSE);
g_free(tmp_filename);
cmd = mailcap_get_command_for_type("image/jpeg", filename);
if (cmd == NULL) {
gboolean remember = FALSE;
cmd = input_dialog_combo_remember
(_("Open with"),
_("Enter the command line to open file:\n"
"('%s' will be replaced with file name)"),
prefs_common.mime_open_cmd,
prefs_common.mime_open_cmd_history,
TRUE, &remember);
if (cmd && remember) {
mailcap_update_default("image/jpeg", cmd);
}
}
if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
!strchr(p + 2, '%'))
g_snprintf(buf, sizeof(buf), cmd, filename);
else {
g_warning("Image viewer command line is invalid: '%s'", cmd);
return;
}
execute_command_line(buf, TRUE);
g_free(filename);
g_free(cmd);
g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
NULL);
}
static void save_file_cb (TextView *textview, guint action, void *data)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu),
"menu_button");
gchar *filename = NULL;
gchar *filepath = NULL;
gchar *filedir = NULL;
gchar *tmp_filename = NULL;
if (uri == NULL)
return;
if (uri->filename == NULL)
return;
filename = g_strdup(uri->filename);
if (!g_utf8_validate(filename, -1, NULL)) {
gchar *tmp = conv_filename_to_utf8(filename);
g_free(filename);
filename = tmp;
}
subst_for_filename(filename);
if (prefs_common.attach_save_dir)
filepath = g_strconcat(prefs_common.attach_save_dir,
G_DIR_SEPARATOR_S, filename, NULL);
else
filepath = g_strdup(filename);
g_free(filename);
filename = filesel_select_file_save(_("Save as"), filepath);
if (!filename) {
g_free(filepath);
return;
}
if (is_file_exist(filename)) {
AlertValue aval;
gchar *res;
res = g_strdup_printf(_("Overwrite existing file '%s'?"),
filename);
aval = alertpanel(_("Overwrite"), res, GTK_STOCK_CANCEL,
GTK_STOCK_OK, NULL);
g_free(res);
if (G_ALERTALTERNATE != aval)
return;
}
tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
copy_file(tmp_filename, filename, FALSE);
g_free(tmp_filename);
filedir = g_path_get_dirname(filename);
if (filedir && strcmp(filedir, ".")) {
g_free(prefs_common.attach_save_dir);
prefs_common.attach_save_dir = g_filename_to_utf8(filedir, -1, NULL, NULL, NULL);
}
g_free(filedir);
g_free(filepath);
g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button",
NULL);
}
static void copy_uri_cb (TextView *textview, guint action, void *data)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
"menu_button");
if (uri == NULL)
return;
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1);
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1);
g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
NULL);
}
static void add_uri_to_addrbook_cb (TextView *textview, guint action, void *data)
{
gchar *fromname, *fromaddress;
ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
"menu_button");
if (uri == NULL)
return;
/* extract url */
fromaddress = g_strdup(uri->uri + 7);
/* Hiroyuki: please put this function in utils.c! */
fromname = procheader_get_fromname(fromaddress);
extract_address(fromaddress);
/* Add to address book - Match */
addressbook_add_contact( fromname, fromaddress, NULL );
g_free(fromaddress);
g_free(fromname);
}
static void mail_to_uri_cb (TextView *textview, guint action, void *data)
{
PrefsAccount *account = NULL;
ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
"menu_button");
if (uri == NULL)
return;
if (textview->messageview && textview->messageview->msginfo &&
textview->messageview->msginfo->folder) {
FolderItem *folder_item;
folder_item = textview->messageview->msginfo->folder;
if (folder_item->prefs && folder_item->prefs->enable_default_account)
account = account_find_from_id(folder_item->prefs->default_account);
}
compose_new(account, uri->uri + 7, NULL);
}
static void copy_mail_to_uri_cb (TextView *textview, guint action, void *data)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
"menu_button");
if (uri == NULL)
return;
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri +7, -1);
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri +7, -1);
g_object_set_data(G_OBJECT(textview->mail_popup_menu), "menu_button",
NULL);
}
void textview_get_selection_offsets(TextView *textview, gint *sel_start, gint *sel_end)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
GtkTextIter start, end;
if (gtk_text_buffer_get_selection_bounds(buffer, &start, &end)) {
if (sel_start)
*sel_start = gtk_text_iter_get_offset(&start);
if (sel_end)
*sel_end = gtk_text_iter_get_offset(&end);
} else {
if (sel_start)
*sel_start = -1;
if (sel_end)
*sel_end = -1;
}
}
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