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claws-mail/src/textview.c

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/*
* Claws Mail -- a GTK based, lightweight, and fast e-mail client
* Copyright (C) 1999-2023 the Claws Mail team and 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#ifdef HAVE_CONFIG_H
# include "config.h"
#include "claws-features.h"
#endif
#include "defs.h"
#include <glib.h>
#include <glib/gi18n.h>
#include <gdk/gdk.h>
#include <gdk/gdkkeysyms.h>
#include <gtk/gtk.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
#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"
#ifndef USE_ALT_ADDRBOOK
#include "addressbook.h"
#include "addrindex.h"
#else
#include "addressbook-dbus.h"
#include "addressadd.h"
#endif
#include "displayheader.h"
#include "account.h"
#include "mimeview.h"
#include "alertpanel.h"
#include "menu.h"
#include "image_viewer.h"
#include "filesel.h"
#include "inputdialog.h"
#include "timing.h"
#include "tags.h"
#include "manage_window.h"
#include "folder_item_prefs.h"
#include "hooks.h"
#include "avatars.h"
#include "file-utils.h"
static GdkRGBA header_bgcolors[3] = {
{1, 1, 1, 1},
{0.5, 1, 0.5, 1},
{1, 1, 0.5, 1}
};
static GdkRGBA quote_colors[3] = {
{0, 0, 0, 1},
{0, 0, 0, 1},
{0, 0, 0, 1}
};
static GdkRGBA quote_bgcolors[3] = {
{0, 0, 0, 1},
{0, 0, 0, 1},
{0, 0, 0, 1}
};
static GdkRGBA signature_color = {
0.5, 0.5, 0.5, 1
};
static GdkRGBA uri_color = {
0, 0, 0, 1
};
static GdkRGBA emphasis_color = {
0, 0, 0, 1
};
static GdkRGBA diff_added_color = {
0, 0, 0, 1
};
static GdkRGBA diff_deleted_color = {
0, 0, 0, 1
};
static GdkRGBA diff_hunk_color = {
0, 0, 0, 1
};
static GdkRGBA tags_bgcolor = {
0, 0, 0, 1
};
static GdkRGBA tags_color = {
0, 0, 0, 1
};
static GdkCursor *hand_cursor = NULL;
static GdkCursor *text_cursor = NULL;
static GdkCursor *watch_cursor= NULL;
#define TEXTVIEW_FONT_SIZE_STEP 15 /* pango font zoom level change granularity in % */
#define TEXTVIEW_FONT_SIZE_MIN -75 /* this gives 5 zoom out steps at 15% */
#define TEXTVIEW_FONT_SIZE_MAX 3100 /* this gives 200 zoom in steps at 15% */
#define TEXTVIEW_FONT_SIZE_UNSET -666 /* default value when unset (must be lower than TEXTVIEW_FONT_SIZE_MIN */
/* font size in session (will apply to next message views we open */
/* must be lower than TEXTVIEW_FONT_SIZE_MIN */
static gint textview_font_size_percent = TEXTVIEW_FONT_SIZE_UNSET;
static gint textview_font_size_default = TEXTVIEW_FONT_SIZE_UNSET;
static void textview_set_font_zoom(TextView *textview);
#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,
GPtrArray *protected_headers);
static void textview_sort_headers (GPtrArray *headers,
GPtrArray *target);
static void textview_append_single_header (TextView *textview,
Header *header,
gint verified);
static void textview_zoom(GtkWidget *widget, gboolean zoom_in);
static void textview_zoom_in(GtkWidget *widget, gpointer data);
static void textview_zoom_out(GtkWidget *widget, gpointer data);
static void textview_zoom_reset(GtkWidget *widget, gpointer data);
static gint textview_key_pressed (GtkWidget *widget,
GdkEventKey *event,
TextView *textview);
static gboolean textview_scrolled(GtkWidget *widget,
GdkEvent *_event,
gpointer user_data);
static void textview_populate_popup(GtkTextView *self,
GtkMenu *menu,
gpointer user_data);
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 (GtkAction *action,
TextView *textview);
static void copy_uri_cb (GtkAction *action,
TextView *textview);
static void add_uri_to_addrbook_cb (GtkAction *action,
TextView *textview);
static void reply_to_uri_cb (GtkAction *action,
TextView *textview);
static void mail_to_uri_cb (GtkAction *action,
TextView *textview);
static void copy_mail_to_uri_cb (GtkAction *action,
TextView *textview);
static void textview_show_tags(TextView *textview);
static GtkActionEntry textview_link_popup_entries[] =
{
{"TextviewPopupLink", NULL, "TextviewPopupLink", NULL, NULL, NULL },
{"TextviewPopupLink/Open", NULL, N_("_Open in web browser"), NULL, NULL, G_CALLBACK(open_uri_cb) },
{"TextviewPopupLink/Copy", NULL, N_("Copy this _link"), NULL, NULL, G_CALLBACK(copy_uri_cb) },
};
static GtkActionEntry textview_mail_popup_entries[] =
{
{"TextviewPopupMail", NULL, "TextviewPopupMail", NULL, NULL, NULL },
{"TextviewPopupMail/Compose", NULL, N_("Compose _new message"), NULL, NULL, G_CALLBACK(mail_to_uri_cb) },
{"TextviewPopupMail/ReplyTo", NULL, N_("_Reply to this address"), NULL, NULL, G_CALLBACK(reply_to_uri_cb) },
{"TextviewPopupMail/AddAB", NULL, N_("Add to _Address book"), NULL, NULL, G_CALLBACK(add_uri_to_addrbook_cb) },
{"TextviewPopupMail/Copy", NULL, N_("Copy this add_ress"), NULL, NULL, G_CALLBACK(copy_mail_to_uri_cb) },
};
static gboolean move_textview_image_cb (gpointer data)
{
#ifndef WIDTH
# define WIDTH 48
# define HEIGHT 48
#endif
TextView *textview = (TextView *)data;
GtkAllocation allocation;
gint x, wx, wy;
gtk_widget_get_allocation(textview->text, &allocation);
x = allocation.width - WIDTH - 5;
gtk_text_view_buffer_to_window_coords(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT, x, 5, &wx, &wy);
gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text),
textview->image, wx, wy);
return G_SOURCE_REMOVE;
}
static void scrolled_cb (GtkAdjustment *adj, gpointer data)
{
TextView *textview = (TextView *)data;
if (textview->image) {
move_textview_image_cb(textview);
}
}
static void textview_size_allocate_cb (GtkWidget *widget,
GtkAllocation *allocation,
gpointer data)
{
TextView *textview = (TextView *)data;
if (textview->image) {
g_timeout_add(0, &move_textview_image_cb, textview);
}
}
TextView *textview_create(void)
{
TextView *textview;
GtkWidget *vbox;
GtkWidget *scrolledwin;
GtkWidget *text;
GtkTextBuffer *buffer;
GtkClipboard *clipboard;
GtkAdjustment *adj;
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_widget_set_vexpand(GTK_WIDGET(scrolledwin), TRUE);
gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin),
GTK_SHADOW_IN);
/* 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);
g_object_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);
g_signal_connect(G_OBJECT(text), "scroll-event",
G_CALLBACK(textview_scrolled), textview);
g_signal_connect(G_OBJECT(text), "populate-popup",
G_CALLBACK(textview_populate_popup), textview);
gtk_widget_show(scrolledwin);
vbox = gtk_box_new(GTK_ORIENTATION_VERTICAL, 0);
gtk_widget_set_name(GTK_WIDGET(vbox), "textview");
gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0);
gtk_widget_show(vbox);
textview->ui_manager = gtk_ui_manager_new();
textview->link_action_group = cm_menu_create_action_group_full(textview->ui_manager,
"TextviewPopupLink",
textview_link_popup_entries,
G_N_ELEMENTS(textview_link_popup_entries), (gpointer)textview);
textview->mail_action_group = cm_menu_create_action_group_full(textview->ui_manager,
"TextviewPopupMail",
textview_mail_popup_entries,
G_N_ELEMENTS(textview_mail_popup_entries), (gpointer)textview);
MENUITEM_ADDUI_MANAGER(textview->ui_manager, "/", "Menus", "Menus", GTK_UI_MANAGER_MENUBAR)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus", "TextviewPopupLink", "TextviewPopupLink", GTK_UI_MANAGER_MENU)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus", "TextviewPopupMail", "TextviewPopupMail", GTK_UI_MANAGER_MENU)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus/TextviewPopupLink", "Open", "TextviewPopupLink/Open", GTK_UI_MANAGER_MENUITEM)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus/TextviewPopupLink", "Copy", "TextviewPopupLink/Copy", GTK_UI_MANAGER_MENUITEM)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus/TextviewPopupMail", "Compose", "TextviewPopupMail/Compose", GTK_UI_MANAGER_MENUITEM)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus/TextviewPopupMail", "ReplyTo", "TextviewPopupMail/ReplyTo", GTK_UI_MANAGER_MENUITEM)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus/TextviewPopupMail", "AddAB", "TextviewPopupMail/AddAB", GTK_UI_MANAGER_MENUITEM)
MENUITEM_ADDUI_MANAGER(textview->ui_manager,
"/Menus/TextviewPopupMail", "Copy", "TextviewPopupMail/Copy", GTK_UI_MANAGER_MENUITEM)
textview->link_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupLink")) );
textview->mail_popup_menu = gtk_menu_item_get_submenu(GTK_MENU_ITEM(
gtk_ui_manager_get_widget(textview->ui_manager, "/Menus/TextviewPopupMail")) );
textview->vbox = vbox;
textview->scrolledwin = scrolledwin;
textview->text = text;
textview->uri_list = NULL;
textview->body_pos = 0;
textview->last_buttonpress = GDK_NOTHING;
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) {
if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
bold_font_desc = pango_font_description_from_string
(NORMAL_FONT);
pango_font_description_set_weight
(bold_font_desc, PANGO_WEIGHT_BOLD);
} else {
bold_font_desc = pango_font_description_from_string
(BOLD_FONT);
}
}
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,
"background-rgba", &header_bgcolors[0],
NULL);
gtk_text_buffer_create_tag(buffer, "header_verified",
"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,
"background-rgba", &header_bgcolors[1],
NULL);
gtk_text_buffer_create_tag(buffer, "header_modified",
"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,
"background-rgba", &header_bgcolors[2],
NULL);
gtk_text_buffer_create_tag(buffer, "header_title",
"font-desc", bold_font_desc,
NULL);
gtk_text_buffer_create_tag(buffer, "header_title_original",
"font-desc", 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-rgba", &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-rgba", &quote_colors[0],
"paragraph-background-rgba", &quote_bgcolors[0],
NULL);
gtk_text_buffer_create_tag(buffer, "quote1",
"foreground-rgba", &quote_colors[1],
"paragraph-background-rgba", &quote_bgcolors[1],
NULL);
gtk_text_buffer_create_tag(buffer, "quote2",
"foreground-rgba", &quote_colors[2],
"paragraph-background-rgba", &quote_bgcolors[2],
NULL);
} else {
gtk_text_buffer_create_tag(buffer, "quote0",
"foreground-rgba", &quote_colors[0],
NULL);
gtk_text_buffer_create_tag(buffer, "quote1",
"foreground-rgba", &quote_colors[1],
NULL);
gtk_text_buffer_create_tag(buffer, "quote2",
"foreground-rgba", &quote_colors[2],
NULL);
}
gtk_text_buffer_create_tag(buffer, "tags",
"foreground-rgba", &tags_color,
"paragraph-background-rgba", &tags_bgcolor,
NULL);
gtk_text_buffer_create_tag(buffer, "emphasis",
"foreground-rgba", &emphasis_color,
NULL);
gtk_text_buffer_create_tag(buffer, "signature",
"foreground-rgba", &signature_color,
NULL);
tag = gtk_text_buffer_create_tag(buffer, "link",
"foreground-rgba", &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);
gtk_text_buffer_create_tag(buffer, "diff-add",
"foreground-rgba", &diff_added_color,
NULL);
gtk_text_buffer_create_tag(buffer, "diff-del",
"foreground-rgba", &diff_deleted_color,
NULL);
gtk_text_buffer_create_tag(buffer, "diff-add-file",
"foreground-rgba", &diff_added_color,
"weight", PANGO_WEIGHT_BOLD,
NULL);
gtk_text_buffer_create_tag(buffer, "diff-del-file",
"foreground-rgba", &diff_deleted_color,
"weight", PANGO_WEIGHT_BOLD,
NULL);
gtk_text_buffer_create_tag(buffer, "diff-hunk",
"foreground-rgba", &diff_hunk_color,
"weight", PANGO_WEIGHT_BOLD,
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);
/* if (font_desc)
pango_font_description_free(font_desc);
if (bold_font_desc)
pango_font_description_free(bold_font_desc);*/
}
void textview_init(TextView *textview)
{
if (!hand_cursor)
hand_cursor = gdk_cursor_new_for_display(
gtk_widget_get_display(textview->vbox), GDK_HAND2);
if (!text_cursor)
text_cursor = gdk_cursor_new_for_display(
gtk_widget_get_display(textview->vbox), GDK_XTERM);
if (!watch_cursor)
watch_cursor = gdk_cursor_new_for_display(
gtk_widget_get_display(textview->vbox), GDK_WATCH);
textview_reflect_prefs(textview);
textview_create_tags(GTK_TEXT_VIEW(textview->text), textview);
}
#define CHANGE_TAG_COLOR(tagname, colorfg, colorbg) { \
tag = gtk_text_tag_table_lookup(tags, tagname); \
if (tag) \
g_object_set(G_OBJECT(tag), "foreground-rgba", colorfg, "paragraph-background-rgba", colorbg, NULL); \
}
static void textview_update_message_colors(TextView *textview)
{
GdkRGBA black = {0, 0, 0, 1};
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] = black;
uri_color = emphasis_color = signature_color = diff_added_color =
diff_deleted_color = diff_hunk_color = black;
tags_bgcolor = tags_color = black;
if (prefs_common.enable_color) {
/* grab the quote colors, converting from an int to a GdkColor */
quote_colors[0] = prefs_common.color[COL_QUOTE_LEVEL1];
quote_colors[1] = prefs_common.color[COL_QUOTE_LEVEL2];
quote_colors[2] = prefs_common.color[COL_QUOTE_LEVEL3];
uri_color = prefs_common.color[COL_URI];
signature_color = prefs_common.color[COL_SIGNATURE];
emphasis_color = prefs_common.color[COL_EMPHASIS];
diff_added_color = prefs_common.color[COL_DIFF_ADDED];
diff_deleted_color = prefs_common.color[COL_DIFF_DELETED];
diff_hunk_color = prefs_common.color[COL_DIFF_HUNK];
}
if (prefs_common.enable_color && prefs_common.enable_bgcolor) {
quote_bgcolors[0] = prefs_common.color[COL_QUOTE_LEVEL1_BG];
quote_bgcolors[1] = prefs_common.color[COL_QUOTE_LEVEL2_BG];
quote_bgcolors[2] = prefs_common.color[COL_QUOTE_LEVEL3_BG];
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);
CHANGE_TAG_COLOR("diff-add", &diff_added_color, NULL);
CHANGE_TAG_COLOR("diff-del", &diff_deleted_color, NULL);
CHANGE_TAG_COLOR("diff-add-file", &diff_added_color, NULL);
CHANGE_TAG_COLOR("diff-del-file", &diff_deleted_color, NULL);
CHANGE_TAG_COLOR("diff-hunk", &diff_hunk_color, NULL);
tags_bgcolor = prefs_common.color[COL_TAGS_BG];
tags_color = prefs_common.color[COL_TAGS];
}
#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_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
{
START_TIMING("");
cm_return_if_fail(mimeinfo != NULL);
cm_return_if_fail(fp != NULL);
textview->loading = TRUE;
textview->stop_loading = FALSE;
textview_clear(textview);
if (mimeinfo->type == MIMETYPE_MULTIPART ||
(mimeinfo->type == MIMETYPE_MESSAGE && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
textview_add_parts(textview, mimeinfo);
} else {
if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
perror("fseek");
textview_write_body(textview, mimeinfo);
}
textview->loading = FALSE;
textview->stop_loading = FALSE;
textview_set_position(textview, 0);
END_TIMING();
}
static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
{
GtkAllocation allocation;
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter, start_iter;
gchar buf[BUFFSIZE];
GPtrArray *headers = NULL;
const gchar *name;
gchar *content_type;
gint charcount;
START_TIMING("");
cm_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;
}
textview->prev_quote_level = -1;
if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) {
FILE *fp;
if (mimeinfo->content == MIMECONTENT_MEM)
fp = str_open_as_stream(mimeinfo->data.mem);
else
fp = claws_fopen(mimeinfo->data.filename, "rb");
if (!fp) {
FILE_OP_ERROR(mimeinfo->data.filename, "claws_fopen");
END_TIMING();
return;
}
if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
claws_fclose(fp);
END_TIMING();
return;
}
headers = textview_scan_header(textview, fp);
if (headers) {
if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
claws_fclose(fp);
END_TIMING();
return;
}
if (charcount > 0)
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
if (procmime_mimeinfo_parent(mimeinfo) == NULL &&
!prefs_common.display_header_pane)
textview_show_tags(textview);
if (mimeinfo->protected_headers) {
MsgInfo * msginfo = textview->messageview->msginfo;
GPtrArray *protected_headers = g_ptr_array_new();
textview_sort_headers(mimeinfo->protected_headers, protected_headers);
procmsg_update_msginfo_headers(msginfo, protected_headers);
textview_show_header(textview, headers, protected_headers);
g_ptr_array_free(protected_headers, TRUE);
g_ptr_array_free(mimeinfo->protected_headers, TRUE);
mimeinfo->protected_headers = NULL;
} else
textview_show_header(textview, headers, NULL);
g_ptr_array_free(headers, TRUE);
}
claws_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;
ClickableText *uri;
START_TIMING("inserting image");
pixbuf = procmime_get_part_as_pixbuf(mimeinfo, &error);
if (error != NULL) {
g_warning("can't load the image: %s", error->message);
g_error_free(error);
END_TIMING();
return;
}
if (textview->stop_loading) {
END_TIMING();
return;
}
gtk_widget_get_allocation(textview->scrolledwin, &allocation);
pixbuf = claws_load_pixbuf_fitting(pixbuf, prefs_common.inline_img,
prefs_common.fit_img_height, allocation.width,
allocation.height);
if (textview->stop_loading) {
END_TIMING();
return;
}
uri = g_new0(ClickableText, 1);
uri->uri = g_strdup("");
uri->filename = g_strdup("sc://select_attachment");
uri->data = mimeinfo;
uri->start = gtk_text_iter_get_offset(&iter);
gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf);
g_object_unref(pixbuf);
if (textview->stop_loading) {
g_free(uri);
return;
}
uri->end = gtk_text_iter_get_offset(&iter);
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);
END_TIMING();
GTK_EVENTS_FLUSH();
}
} else if (mimeinfo->type == MIMETYPE_TEXT &&
!g_ascii_strcasecmp(mimeinfo->subtype, "rfc822-headers")) {
} else if (mimeinfo->type == MIMETYPE_TEXT) {
if (prefs_common.display_header && (charcount > 0))
gtk_text_buffer_insert(buffer, &iter, "\n", 1);
if (!gtk_text_buffer_get_mark(buffer, "body_start")) {
gtk_text_buffer_get_end_iter(buffer, &iter);
gtk_text_buffer_create_mark(buffer, "body_start", &iter, TRUE);
}
textview_write_body(textview, mimeinfo);
if (!gtk_text_buffer_get_mark(buffer, "body_end")) {
gtk_text_buffer_get_end_iter(buffer, &iter);
gtk_text_buffer_create_mark(buffer, "body_end", &iter, TRUE);
}
}
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);
#ifdef GENERIC_UMPC
textview_set_position(textview, 0);
#endif
if ((mimeinfo->type != MIMETYPE_MULTIPART) &&
(mimeinfo->type != MIMETYPE_MESSAGE)) {
END_TIMING();
return;
}
if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) {
GNode * preferred_body;
int preferred_score;
/*
text/plain : score 3
text/ * : score 2
other : score 1
*/
preferred_body = NULL;
preferred_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 > preferred_score) {
preferred_score = score;
preferred_body = iter;
}
}
if (preferred_body != NULL) {
recursive_add_parts(textview, preferred_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)
{
cm_return_if_fail(mimeinfo != NULL);
cm_return_if_fail(mimeinfo->node != 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(_("'Network Log'"), "sc://view_log", NULL);
TEXTVIEW_INSERT(_(" in the Tools menu for more information."));
textview_show_icon(textview, "dialog-error");
}
void textview_show_info(TextView *textview, const gchar *info_str)
{
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(info_str);
textview_show_icon(textview, "dialog-information");
textview_cursor_normal(textview);
}
void textview_show_mime_part(TextView *textview, MimeInfo *partinfo)
{
GtkTextView *text;
GtkTextBuffer *buffer;
GtkTextIter iter;
const gchar *name;
gchar *content_type;
GtkUIManager *ui_manager;
#ifndef GENERIC_UMPC
gchar *shortcut;
#endif
if (!partinfo) return;
if (textview->messageview->window != NULL)
ui_manager = textview->messageview->ui_manager;
else
ui_manager = textview->messageview->mainwin->ui_manager;
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");
name = procmime_mimeinfo_get_parameter(partinfo, "filename");
if (name == NULL)
name = procmime_mimeinfo_get_parameter(partinfo, "name");
if (name != NULL) {
content_type = procmime_get_content_type_str(partinfo->type,
partinfo->subtype);
TEXTVIEW_INSERT(" ");
TEXTVIEW_INSERT_BOLD(name);
TEXTVIEW_INSERT(" (");
TEXTVIEW_INSERT(content_type);
TEXTVIEW_INSERT(", ");
TEXTVIEW_INSERT(to_human_readable((goffset)partinfo->length));
TEXTVIEW_INSERT("):\n\n");
g_free(content_type);
}
TEXTVIEW_INSERT(_(" The following can be performed on this part\n"));
#ifndef GENERIC_UMPC
TEXTVIEW_INSERT(_(" by right-clicking the icon or list item:"));
#endif
TEXTVIEW_INSERT("\n");
TEXTVIEW_INSERT(_(" - To save, select "));
TEXTVIEW_INSERT_LINK(_("'Save as...'"), "sc://save_as", NULL);
#ifndef GENERIC_UMPC
TEXTVIEW_INSERT(_(" (Shortcut key: '"));
shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/File/SavePartAs");
TEXTVIEW_INSERT(shortcut);
g_free(shortcut);
TEXTVIEW_INSERT("')");
#endif
TEXTVIEW_INSERT("\n");
TEXTVIEW_INSERT(_(" - To display as text, select "));
TEXTVIEW_INSERT_LINK(_("'Display as text'"), "sc://display_as_text", NULL);
#ifndef GENERIC_UMPC
TEXTVIEW_INSERT(_(" (Shortcut key: '"));
shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/View/Part/AsText");
TEXTVIEW_INSERT(shortcut);
g_free(shortcut);
TEXTVIEW_INSERT("')");
#endif
TEXTVIEW_INSERT("\n");
TEXTVIEW_INSERT(_(" - To open with an external program, select "));
TEXTVIEW_INSERT_LINK(_("'Open'"), "sc://open", NULL);
#ifndef GENERIC_UMPC
TEXTVIEW_INSERT(_(" (Shortcut key: '"));
shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/View/Part/Open");
TEXTVIEW_INSERT(shortcut);
g_free(shortcut);
TEXTVIEW_INSERT("')\n");
TEXTVIEW_INSERT(_(" (alternately double-click, or click the middle "));
TEXTVIEW_INSERT(_("mouse button)\n"));
#ifndef G_OS_WIN32
TEXTVIEW_INSERT(_(" - Or use "));
TEXTVIEW_INSERT_LINK(_("'Open with...'"), "sc://open_with", NULL);
TEXTVIEW_INSERT(_(" (Shortcut key: '"));
shortcut = cm_menu_item_get_shortcut(ui_manager, "Menu/View/Part/OpenWith");
TEXTVIEW_INSERT(shortcut);
g_free(shortcut);
TEXTVIEW_INSERT("')");
#endif
#endif
TEXTVIEW_INSERT("\n");
textview_show_icon(textview, "dialog-information");
}
static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
{
FILE *tmpfp;
gchar buf[BUFFSIZE];
CodeConverter *conv;
const gchar *charset;
#ifndef G_OS_WIN32
const gchar *p, *cmd;
#endif
GSList *cur;
gboolean continue_write = TRUE;
size_t wrote = 0, i = 0;
if (textview->messageview->forced_charset)
charset = textview->messageview->forced_charset;
else {
/* use supersets transparently when possible */
charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset");
if (charset && !strcasecmp(charset, CS_ISO_8859_1))
charset = CS_WINDOWS_1252;
else if (charset && !strcasecmp(charset, CS_X_GBK))
charset = CS_GB18030;
else if (charset && !strcasecmp(charset, CS_GBK))
charset = CS_GB18030;
else if (charset && !strcasecmp(charset, CS_GB2312))
charset = CS_GB18030;
}
textview_set_font(textview, charset);
textview_set_font_zoom(textview);
conv = conv_code_converter_new(charset);
procmime_force_encoding(textview->messageview->forced_encoding);
textview->is_in_signature = FALSE;
textview->is_diff = FALSE;
textview->is_attachment = FALSE;
textview->is_in_git_patch = FALSE;
procmime_decode_content(mimeinfo);
account_sigsep_matchlist_create();
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 = claws_fopen(filename, "rb");
if (tmpfp) {
textview_show_html(textview, tmpfp, conv);
claws_fclose(tmpfp);
}
claws_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 = claws_fopen(filename, "rb");
if (tmpfp) {
textview_show_ertf(textview, tmpfp, conv);
claws_fclose(tmpfp);
}
claws_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", g_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", g_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]);
rc = dup(pfd[1]);
rc = execvp(argv[0], argv);
perror("execvp");
close(pfd[1]);
g_print(_("The command to view attachment "
"as text failed:\n"
" %s\n"
"Exit code %d\n"), buf, rc);
exit(255);
}
close(pfd[1]);
tmpfp = claws_fdopen(pfd[0], "rb");
while (claws_fgets(buf, sizeof(buf), tmpfp)) {
textview_write_line(textview, buf, conv, TRUE);
if (textview->stop_loading) {
claws_fclose(tmpfp);
waitpid(pid, pfd, 0);
g_unlink(fname);
account_sigsep_matchlist_delete();
conv_code_converter_destroy(conv);
return;
}
}
claws_fclose(tmpfp);
waitpid(pid, pfd, 0);
g_unlink(fname);
#endif
} else {
#ifndef G_OS_WIN32
textview_default:
#endif
if (!g_ascii_strcasecmp(mimeinfo->subtype, "x-patch")
|| !g_ascii_strcasecmp(mimeinfo->subtype, "x-diff"))
textview->is_diff = TRUE;
/* Displayed part is an attachment, but not an attached
* e-mail. Set a flag, so that elsewhere in the code we
* know not to try making collapsible quotes in it. */
if (mimeinfo->disposition == DISPOSITIONTYPE_ATTACHMENT &&
mimeinfo->type != MIMETYPE_MESSAGE)
textview->is_attachment = TRUE;
if (mimeinfo->content == MIMECONTENT_MEM)
tmpfp = str_open_as_stream(mimeinfo->data.mem);
else
tmpfp = claws_fopen(mimeinfo->data.filename, "rb");
if (!tmpfp) {
FILE_OP_ERROR(mimeinfo->data.filename, "claws_fopen");
account_sigsep_matchlist_delete();
conv_code_converter_destroy(conv);
return;
}
if (fseek(tmpfp, mimeinfo->offset, SEEK_SET) < 0) {
FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
claws_fclose(tmpfp);
account_sigsep_matchlist_delete();
conv_code_converter_destroy(conv);
return;
}
debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
(claws_fgets(buf, sizeof(buf), tmpfp) != NULL)
&& continue_write) {
textview_write_line(textview, buf, conv, TRUE);
if (textview->stop_loading) {
claws_fclose(tmpfp);
account_sigsep_matchlist_delete();
conv_code_converter_destroy(conv);
return;
}
wrote += ftell(tmpfp)-i;
if (mimeinfo->length > 1024*1024
&& wrote > 1024*1024
&& !textview->messageview->show_full_text) {
continue_write = FALSE;
}
}
claws_fclose(tmpfp);
}
account_sigsep_matchlist_delete();
conv_code_converter_destroy(conv);
procmime_force_encoding(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);
if (textview->stop_loading) {
return;
}
}
}
if (continue_write == FALSE) {
messageview_show_partial_display(
textview->messageview,
textview->messageview->msginfo,
mimeinfo->length);
}
GTK_EVENTS_FLUSH();
}
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);
cm_return_if_fail(parser != NULL);
account_sigsep_matchlist_create();
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) {
account_sigsep_matchlist_delete();
sc_html_parser_destroy(parser);
return;
}
}
textview_write_line(textview, "\n", NULL, FALSE);
account_sigsep_matchlist_delete();
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);
cm_return_if_fail(parser != NULL);
account_sigsep_matchlist_create();
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) {
account_sigsep_matchlist_delete();
ertf_parser_destroy(parser);
return;
}
}
account_sigsep_matchlist_delete();
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"); \
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"); \
}
/* 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},
{"ftps://", strcasestr, get_uri_part, make_uri_string},
{"sftp://", strcasestr, get_uri_part, make_uri_string},
{"gopher://",strcasestr, get_uri_part, make_uri_string},
{"www.", strcasestr, get_uri_part, make_http_string},
{"webcal://",strcasestr, get_uri_part, make_uri_string},
{"webcals://",strcasestr, get_uri_part, make_uri_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;;) {
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},
{"ftps://", 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},
{"webcal://",strcasestr, get_uri_part, make_uri_string},
{"webcals://",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;;) {
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
&& !textview->is_attachment
&& 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) {
if (textview->is_diff || textview->is_in_git_patch) {
if (strncmp(buf, "+++ ", 4) == 0)
fg_color = "diff-add-file";
else if (buf[0] == '+')
fg_color = "diff-add";
else if (strncmp(buf, "--- ", 4) == 0)
fg_color = "diff-del-file";
else if (buf[0] == '-')
fg_color = "diff-del";
else if (strncmp(buf, "@@ ", 3) == 0 &&
strstr(&buf[3], " @@"))
fg_color = "diff-hunk";
if (account_sigsep_matchlist_nchar_found(buf, "%s\n")) {
textview->is_in_git_patch = FALSE;
textview->is_in_signature = TRUE;
fg_color = "signature";
}
} else if (account_sigsep_matchlist_str_found(buf, "%s\n")
|| account_sigsep_matchlist_str_found(buf, "- %s\n")
|| textview->is_in_signature) {
fg_color = "signature";
textview->is_in_signature = TRUE;
} else if (strncmp(buf, "diff --git ", 11) == 0) {
textview->is_in_git_patch = TRUE;
}
}
if (!textview->is_attachment && 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 ( textview->prev_quote_level != real_quotelevel ) {
ClickableText *uri;
uri = g_new0(ClickableText, 1);
uri->uri = g_strdup("");
uri->data = g_strdup(buf);
uri->data_len = strlen(uri->data);
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);
textview->prev_quote_level = real_quotelevel;
} else {
GSList *last = textview->uri_list;
ClickableText *lasturi = NULL;
gint e_len = 0, n_len = 0;
if (textview->uri_list) {
lasturi = (ClickableText *)last->data;
} else {
g_print("oops (%d %d)\n",
real_quotelevel, textview->prev_quote_level);
}
if (lasturi) {
if (lasturi->is_quote == FALSE) {
textview->prev_quote_level = -1;
goto do_quote;
}
e_len = lasturi->data ? lasturi->data_len: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';
lasturi->data_len += n_len;
}
}
} else {
textview_make_clickable_parts(textview, fg_color, "link", buf, FALSE);
textview->prev_quote_level = -1;
}
}
void textview_write_link(TextView *textview, const gchar *str,
const gchar *uri, CodeConverter *conv)
{
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);
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);
if (gtk_text_buffer_get_mark(buffer, "body_start"))
gtk_text_buffer_delete_mark_by_name(buffer, "body_start");
if (gtk_text_buffer_get_mark(buffer, "body_end"))
gtk_text_buffer_delete_mark_by_name(buffer, "body_end");
TEXTVIEW_STATUSBAR_POP(textview);
textview_uri_list_remove_all(textview->uri_list);
textview->uri_list = NULL;
textview->uri_hover = NULL;
textview->prev_quote_level = -1;
textview->body_pos = 0;
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = NULL;
textview->avatar_type = 0;
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;
textview->prev_quote_level = -1;
g_free(textview);
}
#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);
PangoFontDescription *font_desc, *bold_font_desc;
font_desc = pango_font_description_from_string
(NORMAL_FONT);
if (font_desc) {
gtk_widget_override_font(textview->text, font_desc);
CHANGE_TAG_FONT("header", font_desc);
CHANGE_TAG_FONT("hlink", font_desc);
pango_font_description_free(font_desc);
}
if (prefs_common.derive_from_normal_font || !BOLD_FONT) {
bold_font_desc = pango_font_description_from_string
(NORMAL_FONT);
if (bold_font_desc)
pango_font_description_set_weight
(bold_font_desc, PANGO_WEIGHT_BOLD);
} else {
bold_font_desc = pango_font_description_from_string
(BOLD_FONT);
}
if (bold_font_desc) {
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_override_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;
cm_return_if_fail(textview != NULL);
cm_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 void textview_copy_headers_without_internal(GPtrArray *headers, GPtrArray *target) {
while(headers->len) {
Header *header = g_ptr_array_steal_index(headers, 0);
if (!procheader_header_is_internal(header->name))
g_ptr_array_add(target, header);
else
procheader_header_free(header);
}
}
static void textview_sort_headers(GPtrArray *headers, GPtrArray *sorted_headers) {
GSList *disphdr_list;
for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL;
disphdr_list = disphdr_list->next) {
DisplayHeaderProp *dp =
(DisplayHeaderProp *)disphdr_list->data;
gint i;
for (i = 0; i < headers->len; i++) {
Header *header;
header = g_ptr_array_index(headers, i);
if (procheader_headername_equal(header->name,
dp->name)) {
header = g_ptr_array_steal_index(headers, i);
if (dp->hidden)
procheader_header_free(header);
else
g_ptr_array_add(sorted_headers, header);
i--;
}
}
}
}
static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
{
GPtrArray *headers, *sorted_headers;
cm_return_val_if_fail(fp != NULL, NULL);
if (!prefs_common.display_header) {
gchar buf[BUFFSIZE];
while (claws_fgets(buf, sizeof(buf), fp) != NULL)
if (buf[0] == '\r' || buf[0] == '\n') break;
return NULL;
}
headers = procheader_get_header_array(fp);
sorted_headers = g_ptr_array_new_with_free_func(procheader_header_free);
if (prefs_common.show_all_headers || prefs_common.show_other_header)
textview_copy_headers_without_internal(headers, sorted_headers);
else
textview_sort_headers(headers, sorted_headers);
g_ptr_array_free(headers, TRUE);
return sorted_headers;
}
static void textview_show_avatar(TextView *textview)
{
GtkAllocation allocation;
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
MsgInfo *msginfo = textview->messageview->msginfo;
gint x, wx, wy;
AvatarRender *avatarr;
if (prefs_common.display_header_pane || !prefs_common.display_xface)
goto bail;
avatarr = avatars_avatarrender_new(msginfo);
hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
if (!avatarr->image) {
avatars_avatarrender_free(avatarr);
goto bail;
}
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = avatarr->image;
textview->avatar_type = avatarr->type;
avatarr->image = NULL; /* avoid destroying */
avatars_avatarrender_free(avatarr);
gtk_widget_set_name(GTK_WIDGET(textview->image), "textview_avatar");
gtk_widget_show(textview->image);
gtk_widget_get_allocation(textview->text, &allocation);
x = allocation.width - WIDTH - 5;
gtk_text_view_buffer_to_window_coords(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT, x, 5, &wx, &wy);
gtk_text_view_add_child_in_window(text, textview->image,
GTK_TEXT_WINDOW_TEXT, wx, wy);
gtk_widget_show_all(textview->text);
return;
bail:
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = NULL;
textview->avatar_type = 0;
}
void textview_show_icon(TextView *textview, const gchar *stock_id)
{
GtkAllocation allocation;
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
gint x, wx, wy;
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = gtk_image_new_from_icon_name(stock_id, GTK_ICON_SIZE_DIALOG);
cm_return_if_fail(textview->image != NULL);
gtk_widget_set_name(GTK_WIDGET(textview->image), "textview_icon");
gtk_widget_show(textview->image);
gtk_widget_get_allocation(textview->text, &allocation);
x = allocation.width - WIDTH - 5;
gtk_text_view_buffer_to_window_coords(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT, x, 5, &wx, &wy);
gtk_text_view_add_child_in_window(text, textview->image,
GTK_TEXT_WINDOW_TEXT, wx, wy);
gtk_widget_show_all(textview->text);
return;
}
static void textview_save_contact_pic(TextView *textview)
{
#ifndef USE_ALT_ADDRBOOK
MsgInfo *msginfo = textview->messageview->msginfo;
gchar *filename = NULL;
GError *error = NULL;
GdkPixbuf *picture = NULL;
if (!msginfo->extradata || !msginfo->extradata->avatars)
return;
if (textview->avatar_type > AVATAR_FACE)
return;
if (textview->image)
picture = gtk_image_get_pixbuf(GTK_IMAGE(textview->image));
filename = addrindex_get_picture_file(msginfo->from);
if (!filename)
return;
if (!is_file_exist(filename)) {
gdk_pixbuf_save(picture, filename, "png", &error, NULL);
if (error) {
g_warning("failed to save image: %s",
error->message);
g_error_free(error);
}
}
g_free(filename);
#else
/* new address book */
#endif
}
static void textview_show_contact_pic(TextView *textview)
{
#ifndef USE_ALT_ADDRBOOK
MsgInfo *msginfo = textview->messageview->msginfo;
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
gint x, wx, wy;
gchar *filename = NULL;
GError *error = NULL;
GdkPixbuf *picture = NULL;
gint w, h;
GtkAllocation allocation;
if (prefs_common.display_header_pane
|| !prefs_common.display_xface)
goto bail;
if (msginfo->extradata && msginfo->extradata->avatars)
return;
if (textview->image)
gtk_widget_destroy(textview->image);
filename = addrindex_get_picture_file(msginfo->from);
if (!filename)
goto bail;
if (!is_file_exist(filename)) {
g_free(filename);
goto bail;
}
gdk_pixbuf_get_file_info(filename, &w, &h);
if (w > 48 || h > 48)
picture = gdk_pixbuf_new_from_file_at_scale(filename,
48, 48, TRUE, &error);
else
picture = gdk_pixbuf_new_from_file(filename, &error);
if (error) {
debug_print("Failed to import image: %s\n",
error->message);
g_error_free(error);
goto bail;
}
g_free(filename);
if (picture) {
textview->image = gtk_image_new_from_pixbuf(picture);
g_object_unref(picture);
}
cm_return_if_fail(textview->image != NULL);
gtk_widget_set_name(GTK_WIDGET(textview->image), "textview_contact_pic");
gtk_widget_show(textview->image);
gtk_widget_get_allocation(textview->text, &allocation);
x = allocation.width - WIDTH - 5;
gtk_text_view_buffer_to_window_coords(
GTK_TEXT_VIEW(textview->text),
GTK_TEXT_WINDOW_TEXT, x, 5, &wx, &wy);
gtk_text_view_add_child_in_window(text, textview->image,
GTK_TEXT_WINDOW_TEXT, wx, wy);
gtk_widget_show_all(textview->text);
return;
bail:
if (textview->image)
gtk_widget_destroy(textview->image);
textview->image = NULL;
textview->avatar_type = 0;
#else
/* new address book */
#endif
}
static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
{
gint id_a = GPOINTER_TO_INT(a);
gint id_b = GPOINTER_TO_INT(b);
const gchar *tag_a = tags_get_tag(id_a);
const gchar *tag_b = tags_get_tag(id_b);
if (tag_a == NULL)
return tag_b == NULL ? 0:1;
if (tag_b == NULL)
return 1;
return g_utf8_collate(tag_a, tag_b);
}
static void textview_show_tags(TextView *textview)
{
MsgInfo *msginfo = textview->messageview->msginfo;
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
GtkTextIter iter;
ClickableText *uri;
GSList *cur, *orig;
gboolean found_tag = FALSE;
if (!msginfo->tags)
return;
cur = orig = g_slist_sort(g_slist_copy(msginfo->tags), textview_tag_cmp_list);
for (; cur; cur = cur->next) {
if (tags_get_tag(GPOINTER_TO_INT(cur->data)) != NULL) {
found_tag = TRUE;
break;
}
}
if (!found_tag) {
g_slist_free(orig);
return;
}
gtk_text_buffer_get_end_iter (buffer, &iter);
gtk_text_buffer_insert_with_tags_by_name(buffer,
&iter, _("Tags: "), -1,
"header_title", "header", "tags", NULL);
for (cur = orig; cur; cur = cur->next) {
const gchar *cur_tag = tags_get_tag(GPOINTER_TO_INT(cur->data));
if (!cur_tag)
continue;
uri = g_new0(ClickableText, 1);
uri->uri = g_strdup("");
uri->start = gtk_text_iter_get_offset(&iter);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter,
cur_tag, -1,
"link", "header", "tags", NULL);
uri->end = gtk_text_iter_get_offset(&iter);
uri->filename = g_strdup_printf("sc://search_tags:%s", cur_tag);
uri->data = NULL;
textview->uri_list =
g_slist_prepend(textview->uri_list, uri);
if (cur->next && tags_get_tag(GPOINTER_TO_INT(cur->next->data)))
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, ", ", 2,
"header", "tags", NULL);
else
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, " ", 1,
"header", "tags", NULL);
}
g_slist_free(orig);
gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1,
"header", "tags", NULL);
}
#define HEADER_NOT_VERIFIABLE 0
#define HEADER_NOT_VERIFIED -(i+1)
#define HEADER_VERIFIED (i+1)
static gint textview_verify_protected_header(Header *header, GPtrArray *protected_headers)
{
gint verified = HEADER_NOT_VERIFIABLE;
gint i;
if (protected_headers != NULL) {
for (i=0; i<protected_headers->len; i++) {
Header *hdr = (Header *)g_ptr_array_index(protected_headers,i);
if (!procheader_headername_equal(header->name, hdr->name))
continue;
verified = -(i+1);
if (g_ascii_strncasecmp(hdr->body,header->body,
strlen(hdr->body) < strlen(header->body) ?
strlen(hdr->body) : strlen(header->body)) == 0) {
verified = -verified;
break;
}
}
}
return verified;
}
static void textview_show_header(TextView *textview, GPtrArray *headers , GPtrArray *protected_headers)
{
Header *header, *phdr;
gint i;
gint verified,display;
cm_return_if_fail(headers != NULL);
for (i = 0; i < headers->len; i++) {
header = g_ptr_array_index(headers, i);
cm_return_if_fail(header->name != NULL);
verified = textview_verify_protected_header(header, protected_headers);
if (verified != HEADER_NOT_VERIFIABLE) {
phdr = g_ptr_array_index(protected_headers, abs(verified) - 1);
if (verified < 0)
textview_append_single_header(textview,phdr,1);
procheader_header_free(phdr);
g_ptr_array_remove_index(protected_headers, abs(verified) - 1);
}
display = (verified > 0) ? 1 : (verified < 0) ? -1 : 0;
textview_append_single_header(textview, header, display);
}
if (protected_headers) {
for (i = 0; i < protected_headers->len; i++) {
textview_append_single_header(textview,
g_ptr_array_index(protected_headers, i),
i+1);
}
}
textview_show_avatar(textview);
if (prefs_common.save_xface)
textview_save_contact_pic(textview);
textview_show_contact_pic(textview);
}
static void textview_append_single_header(TextView *textview, Header *header, gint verified)
{
GtkTextView *text = GTK_TEXT_VIEW(textview->text);
GtkTextBuffer *buffer = gtk_text_view_get_buffer(text);
GtkTextIter iter;
gchar *header_tag;
if (verified > 0)
header_tag = "header_verified";
else if (verified < 0)
header_tag = "header_modified";
else
header_tag = "header";
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_tag, NULL);
gtk_text_buffer_insert_with_tags_by_name(buffer,
&iter, ":", 1, "header_title", header_tag, NULL);
g_free(hdr);
} else {
gtk_text_buffer_insert_with_tags_by_name(buffer,
&iter, header->name,
-1, "header_title", header_tag, NULL);
}
if (header->name[strlen(header->name) - 1] != ' ')
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, " ", 1,
"header_title", header_tag, 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") ||
procheader_headername_equal(header->name, "Bcc") ||
procheader_headername_equal(header->name, "Reply-To") ||
procheader_headername_equal(header->name, "Sender") ||
procheader_headername_equal(header->name, "Resent-From") ||
procheader_headername_equal(header->name, "Resent-To"))
unfold_line(header->body);
if (procheader_headername_equal(header->name, "Date") &&
prefs_common.msgview_date_format) {
gchar hbody[80];
procheader_date_parse(hbody, header->body, sizeof(hbody));
gtk_text_buffer_get_end_iter (buffer, &iter);
gtk_text_buffer_insert_with_tags_by_name
(buffer, &iter, hbody, -1, header_tag, NULL);
} else 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_tag, "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") ||
procheader_headername_equal(header->name, "Resent-From") ||
procheader_headername_equal(header->name, "Resent-To");
textview_make_clickable_parts(textview, header_tag,
"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_tag, NULL);
}
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 = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(text));
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 = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(text));
return gtkutils_scroll_page(GTK_WIDGET(text), vadj, up);
}
void textview_scroll_max(TextView *textview, gboolean up)
{
GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text));
GtkTextIter iter;
if (up) {
gtk_text_buffer_get_start_iter(buffer, &iter);
gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(textview->text),
&iter, 0.0, TRUE, 0.0, 1.0);
} else {
gtk_text_buffer_get_end_iter(buffer, &iter);
gtk_text_view_scroll_to_iter(GTK_TEXT_VIEW(textview->text),
&iter, 0.0, TRUE, 0.0, 0.0);
}
}
#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)
{
GdkWindow *window = NULL;
SummaryView *summaryview = NULL;
MessageView *messageview = textview->messageview;
gboolean mod_pressed;
if (!event) return FALSE;
if (messageview->mainwin)
summaryview = messageview->mainwin->summaryview;
switch (event->keyval) {
case GDK_KEY_Tab:
case GDK_KEY_Left:
case GDK_KEY_Up:
case GDK_KEY_Right:
case GDK_KEY_Down:
case GDK_KEY_Control_L:
case GDK_KEY_Control_R:
return FALSE;
case GDK_KEY_Home:
case GDK_KEY_End:
textview_scroll_max(textview,(event->keyval == GDK_KEY_Home));
return TRUE;
case GDK_KEY_space:
mod_pressed = ((event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
if (!mimeview_scroll_page(messageview->mimeview, mod_pressed) &&
summaryview != NULL) {
if (mod_pressed)
summary_select_prev_unread(summaryview);
else
summary_select_next_unread(summaryview);
}
break;
case GDK_KEY_Page_Down:
mimeview_scroll_page(messageview->mimeview, FALSE);
break;
case GDK_KEY_Page_Up:
case GDK_KEY_BackSpace:
mimeview_scroll_page(messageview->mimeview, TRUE);
break;
case GDK_KEY_Return:
case GDK_KEY_KP_Enter:
mimeview_scroll_one_line
(messageview->mimeview, (event->state &
(GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0);
break;
case GDK_KEY_Delete:
if (summaryview)
summary_pass_key_press_event(summaryview, event);
break;
default:
if (messageview->mainwin) {
window = gtk_widget_get_window(messageview->mainwin->window);
if (summaryview &&
event->window != window) {
GdkEventKey tmpev = *event;
tmpev.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);
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;
GdkDisplay *display;
GdkSeat *seat;
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;
display = gdk_window_get_display(window);
seat = gdk_display_get_default_seat(display);
gdk_device_get_position(gdk_seat_get_pointer(seat),
NULL, &wx, &wy);
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) {
if (!uri->is_quote)
gtk_text_buffer_apply_tag_by_name(buffer,
"link-hover",
&start_iter,
&end_iter);
TEXTVIEW_STATUSBAR_PUSH(textview, uri->uri);
}
}
}
static void textview_set_font_zoom(TextView *textview)
{
PangoFontDescription *font;
gint size;
/* do nothing if no zoom level has been set */
if (textview_font_size_percent == TEXTVIEW_FONT_SIZE_UNSET)
return;
font = pango_font_description_from_string
(prefs_common.textfont);
cm_return_if_fail(font);
if (textview_font_size_default == TEXTVIEW_FONT_SIZE_UNSET)
textview_font_size_default = pango_font_description_get_size(font);
size = textview_font_size_default + ( textview_font_size_default / 100 * textview_font_size_percent );
pango_font_description_set_size(font, size);
gtk_widget_override_font(textview->text, font);
pango_font_description_free(font);
}
static void textview_zoom(GtkWidget *widget, gboolean zoom_in)
{
PangoContext *pctx;
PangoFontDescription *font;
gint size;
pctx = gtk_widget_get_pango_context(widget);
font = pango_context_get_font_description(pctx);
size = pango_font_description_get_size(font);
/* save the default font size first time before zooming */
if (textview_font_size_default == TEXTVIEW_FONT_SIZE_UNSET)
textview_font_size_default = size;
if (textview_font_size_percent == TEXTVIEW_FONT_SIZE_UNSET)
textview_font_size_percent = 0;
if (zoom_in) {
if ((textview_font_size_percent + TEXTVIEW_FONT_SIZE_STEP ) <= TEXTVIEW_FONT_SIZE_MAX)
textview_font_size_percent += TEXTVIEW_FONT_SIZE_STEP;
} else {
if ((textview_font_size_percent - TEXTVIEW_FONT_SIZE_STEP ) >= TEXTVIEW_FONT_SIZE_MIN)
textview_font_size_percent -= TEXTVIEW_FONT_SIZE_STEP;
}
size = textview_font_size_default + ( textview_font_size_default / 100 * textview_font_size_percent );
pango_font_description_set_size(font, size);
gtk_widget_override_font(widget, font);
gtk_widget_show(widget);
}
static void textview_zoom_in(GtkWidget *widget, gpointer data)
{
textview_zoom(GTK_WIDGET(data), TRUE);
}
static void textview_zoom_out(GtkWidget *widget, gpointer data)
{
textview_zoom(GTK_WIDGET(data), FALSE);
}
static void textview_zoom_reset(GtkWidget *widget, gpointer data)
{
PangoContext *pctx;
PangoFontDescription *font;
gint size;
pctx = gtk_widget_get_pango_context(GTK_WIDGET(data));
font = pango_context_get_font_description(pctx);
/* reset and save the value for current session */
if (textview_font_size_default == TEXTVIEW_FONT_SIZE_UNSET || textview_font_size_percent == TEXTVIEW_FONT_SIZE_UNSET)
return;
textview_font_size_percent = 0;
size = textview_font_size_default + ( textview_font_size_default / 100 * textview_font_size_percent );
pango_font_description_set_size(font, size);
gtk_widget_override_font(GTK_WIDGET(data), font);
gtk_widget_show(GTK_WIDGET(data));
}
static void textview_populate_popup(GtkTextView* textview,
GtkMenu *menu,
gpointer user_data)
{
GtkWidget *menuitem;
cm_return_if_fail(menu != NULL);
cm_return_if_fail(GTK_IS_MENU_SHELL(menu));
menuitem = gtk_separator_menu_item_new();
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
gtk_widget_show(menuitem);
menuitem = gtk_menu_item_new_with_mnemonic(_("Zoom _In"));
g_signal_connect(G_OBJECT(menuitem), "activate",
G_CALLBACK(textview_zoom_in), textview);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
gtk_widget_set_sensitive(menuitem,
textview_font_size_percent == TEXTVIEW_FONT_SIZE_UNSET ||
((textview_font_size_percent + TEXTVIEW_FONT_SIZE_STEP ) <= TEXTVIEW_FONT_SIZE_MAX));
gtk_widget_show(menuitem);
menuitem = gtk_menu_item_new_with_mnemonic(_("Zoom _Out"));
g_signal_connect(G_OBJECT(menuitem), "activate",
G_CALLBACK(textview_zoom_out), textview);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
gtk_widget_set_sensitive(menuitem,
textview_font_size_percent == TEXTVIEW_FONT_SIZE_UNSET ||
((textview_font_size_percent - TEXTVIEW_FONT_SIZE_STEP ) >= TEXTVIEW_FONT_SIZE_MIN));
gtk_widget_show(menuitem);
menuitem = gtk_menu_item_new_with_mnemonic(_("Reset _zoom"));
g_signal_connect(G_OBJECT(menuitem), "activate",
G_CALLBACK(textview_zoom_reset), textview);
gtk_menu_shell_append(GTK_MENU_SHELL(menu), menuitem);
gtk_widget_set_sensitive(menuitem,
(textview_font_size_percent != TEXTVIEW_FONT_SIZE_UNSET && textview_font_size_percent != 0));
gtk_widget_show(menuitem);
}
static gboolean textview_scrolled(GtkWidget *widget,
GdkEvent *_event,
gpointer user_data)
{
GdkEventScroll *event = (GdkEventScroll *)_event;
/* Ctrl+mousewheel changes font size */
if (event->state & GDK_CONTROL_MASK || event->state & GDK_SHIFT_MASK) {
if (event->direction == GDK_SCROLL_UP) {
textview_zoom(widget, TRUE);
} else if (event->direction == GDK_SCROLL_DOWN) {
textview_zoom(widget, FALSE);
} else {
gdouble x, y;
if ((event->direction == GDK_SCROLL_SMOOTH) &&
gdk_event_get_scroll_deltas((GdkEvent *)event, &x, &y)) {
if (y < 0)
textview_zoom(widget, TRUE);
else
if (y >0)
textview_zoom(widget, FALSE);
} else
return FALSE; /* Scrolling left or right */
}
return TRUE;
}
return FALSE;
}
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) {
if (prefs_common.hide_quoted) {
textview_toggle_quote(textview, NULL, uri, FALSE);
return TRUE;
} else
return FALSE;
} 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_at_pointer(GTK_MENU(textview->mail_popup_menu), NULL);
} else {
PrefsAccount *account = NULL;
FolderItem *folder_item = NULL;
Compose *compose;
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);
if (!account)
account = account_find_from_item(folder_item);
}
compose = compose_new_with_folderitem(account,
folder_item, uri->uri + 7);
compose_check_for_email_account(compose);
}
return TRUE;
} else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) {
if (bevent->button == 1 &&
textview_uri_security_check(textview, uri, FALSE) == TRUE)
open_uri(uri->uri,
prefs_common_get_uri_cmd());
else if (bevent->button == 3 && !qlink) {
g_object_set_data(
G_OBJECT(textview->link_popup_menu),
"menu_button", uri);
gtk_menu_popup_at_pointer(GTK_MENU(textview->link_popup_menu), NULL);
}
return TRUE;
} else {
if (bevent->button == 3 && !qlink) {
g_object_set_data(
G_OBJECT(textview->file_popup_menu),
"menu_button", uri);
gtk_menu_popup_at_pointer(GTK_MENU(textview->file_popup_menu), NULL);
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, gboolean copied)
{
gchar *visible_str;
gboolean retval = TRUE;
if (is_uri_string(uri->uri) == FALSE)
return FALSE;
visible_str = textview_get_visible_uri(textview, uri);
if (visible_str == NULL)
return TRUE;
g_strstrip(visible_str);
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 *open_or_cp;
gchar *open_or_cp_btn;
gchar *msg;
AlertValue aval;
open_or_cp = copied? _("Copy it anyway?") : _("Open it anyway?");
open_or_cp_btn = copied? _("Co_py URL") : _("_Open URL");
msg = g_markup_printf_escaped("%s\n\n"
"<b>%s</b> %s\n\n"
"<b>%s</b> %s\n\n"
"%s",
_("The real URL is different from the displayed URL."),
_("Displayed URL:"), visible_str,
_("Real URL:"), uri->uri,
open_or_cp);
aval = alertpanel_full(_("Phishing attempt warning"), msg,
NULL, _("_Cancel"), NULL, open_or_cp_btn, NULL, NULL,
ALERTFOCUS_FIRST, FALSE, NULL, ALERT_WARNING);
g_free(msg);
if (aval == G_ALERTALTERNATE)
retval = TRUE;
}
if (strlen(uri->uri) > get_uri_len(uri->uri))
retval = FALSE;
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 (GtkAction *action, TextView *textview)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
"menu_button");
const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
"raw_url");
if (uri) {
if (textview_uri_security_check(textview, uri, FALSE) == TRUE)
open_uri(uri->uri,
prefs_common_get_uri_cmd());
g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button",
NULL);
}
if (raw_url) {
open_uri(raw_url, prefs_common_get_uri_cmd());
g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url",
NULL);
}
}
static void copy_uri_cb (GtkAction *action, TextView *textview)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu),
"menu_button");
const gchar *raw_url = g_object_get_data(G_OBJECT(textview->link_popup_menu),
"raw_url");
if (uri) {
if (textview_uri_security_check(textview, uri, TRUE) == TRUE) {
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);
}
}
if (raw_url) {
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), raw_url, -1);
gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), raw_url, -1);
g_object_set_data(G_OBJECT(textview->link_popup_menu), "raw_url", NULL);
}
}
static void add_uri_to_addrbook_cb (GtkAction *action, TextView *textview)
{
gchar *fromname, *fromaddress;
ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
"menu_button");
AvatarRender *avatarr = NULL;
GdkPixbuf *picture = NULL;
gboolean use_picture = FALSE;
if (uri == NULL)
return;
/* extract url */
fromaddress = g_strdup(uri->uri + 7);
if (textview->messageview->msginfo &&
!g_strcmp0(fromaddress, textview->messageview->msginfo->from))
use_picture = TRUE;
fromname = procheader_get_fromname(fromaddress);
extract_address(fromaddress);
if (use_picture) {
avatarr = avatars_avatarrender_new(textview->messageview->msginfo);
hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
}
if (avatarr && avatarr->image) {
picture = gtk_image_get_pixbuf(GTK_IMAGE(avatarr->image));
}
if (avatarr) {
avatars_avatarrender_free(avatarr);
}
#ifndef USE_ALT_ADDRBOOK
addressbook_add_contact( fromname, fromaddress, NULL, picture);
#else
if (addressadd_selection(fromname, fromaddress, NULL, picture)) {
debug_print( "addressbook_add_contact - added\n" );
}
#endif
g_free(fromaddress);
g_free(fromname);
}
static void reply_to_uri_cb (GtkAction *action, TextView *textview)
{
ClickableText *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu),
"menu_button");
if (!textview->messageview || !uri)
return;
compose_reply_to_address (textview->messageview,
textview->messageview->msginfo, uri->uri+7);
}
static void mail_to_uri_cb (GtkAction *action, TextView *textview)
{
PrefsAccount *account = NULL;
Compose *compose;
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 = compose_new_with_folderitem(account, folder_item, uri->uri+7);
} else {
compose = compose_new(account, uri->uri + 7, NULL);
}
compose_check_for_email_account(compose);
}
static void copy_mail_to_uri_cb (GtkAction *action, TextView *textview)
{
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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