/* * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client * Copyright (C) 1999-2005 Hiroyuki Yamamoto * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by * the Free Software Foundation; either version 2 of the License, or * (at your option) any later version. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ #ifdef HAVE_CONFIG_H # include "config.h" #endif #include "defs.h" #include #include #include #include #include #include #include #include #include #include #include #if HAVE_LIBCOMPFACE # include #endif #if HAVE_LIBCOMPFACE #define XPM_XFACE_HEIGHT (HEIGHT + 3) /* 3 = 1 header + 2 colors */ #endif #include "main.h" #include "summaryview.h" #include "procheader.h" #include "prefs_common.h" #include "codeconv.h" #include "utils.h" #include "gtkutils.h" #include "procmime.h" #include "html.h" #include "enriched.h" #include "compose.h" #include "addressbook.h" #include "displayheader.h" #include "account.h" #include "mimeview.h" #include "alertpanel.h" #include "menu.h" #include "image_viewer.h" #include "filesel.h" struct _RemoteURI { gchar *uri; gchar *filename; guint start; guint end; }; static GdkColor quote_colors[3] = { {(gulong)0, (gushort)0, (gushort)0, (gushort)0}, {(gulong)0, (gushort)0, (gushort)0, (gushort)0}, {(gulong)0, (gushort)0, (gushort)0, (gushort)0} }; static GdkColor signature_color = { (gulong)0, (gushort)0x7fff, (gushort)0x7fff, (gushort)0x7fff }; static GdkColor uri_color = { (gulong)0, (gushort)0, (gushort)0, (gushort)0 }; static GdkColor emphasis_color = { (gulong)0, (gushort)0, (gushort)0, (gushort)0xcfff }; #if 0 static GdkColor error_color = { (gulong)0, (gushort)0xefff, (gushort)0, (gushort)0 }; #endif static GdkCursor *hand_cursor = NULL; static GdkCursor *text_cursor = NULL; #define TEXTVIEW_STATUSBAR_PUSH(textview, str) \ { if (textview->messageview->statusbar) \ gtk_statusbar_push(GTK_STATUSBAR(textview->messageview->statusbar), \ textview->messageview->statusbar_cid, str); \ } #define TEXTVIEW_STATUSBAR_POP(textview) \ { if (textview->messageview->statusbar) \ gtk_statusbar_pop(GTK_STATUSBAR(textview->messageview->statusbar), \ textview->messageview->statusbar_cid); \ } static void textview_show_ertf (TextView *textview, FILE *fp, CodeConverter *conv); static void textview_add_part (TextView *textview, MimeInfo *mimeinfo); static void textview_add_parts (TextView *textview, MimeInfo *mimeinfo); static void textview_write_body (TextView *textview, MimeInfo *mimeinfo); static void textview_show_html (TextView *textview, FILE *fp, CodeConverter *conv); static void textview_write_line (TextView *textview, const gchar *str, CodeConverter *conv); static void textview_write_link (TextView *textview, const gchar *str, const gchar *uri, CodeConverter *conv); static GPtrArray *textview_scan_header (TextView *textview, FILE *fp); static void textview_show_header (TextView *textview, GPtrArray *headers); static gint textview_key_pressed (GtkWidget *widget, GdkEventKey *event, TextView *textview); static gboolean textview_motion_notify (GtkWidget *widget, GdkEventMotion *motion, TextView *textview); static gboolean textview_leave_notify (GtkWidget *widget, GdkEventCrossing *event, TextView *textview); static gboolean textview_visibility_notify (GtkWidget *widget, GdkEventVisibility *event, TextView *textview); static void textview_uri_update (TextView *textview, gint x, gint y); static gboolean textview_get_uri_range (TextView *textview, GtkTextIter *iter, GtkTextTag *tag, GtkTextIter *start_iter, GtkTextIter *end_iter); static RemoteURI *textview_get_uri_from_range (TextView *textview, GtkTextIter *iter, GtkTextTag *tag, GtkTextIter *start_iter, GtkTextIter *end_iter); static RemoteURI *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_smooth_scroll_do (TextView *textview, gfloat old_value, gfloat last_value, gint step); static void textview_smooth_scroll_one_line (TextView *textview, gboolean up); static gboolean textview_smooth_scroll_page (TextView *textview, gboolean up); static gboolean textview_uri_security_check (TextView *textview, RemoteURI *uri); static void textview_uri_list_remove_all (GSList *uri_list); static void open_uri_cb (TextView *textview, guint action, void *data); static void copy_uri_cb (TextView *textview, guint action, void *data); static void add_uri_to_addrbook_cb (TextView *textview, guint action, void *data); static void mail_to_uri_cb (TextView *textview, guint action, void *data); static void copy_mail_to_uri_cb (TextView *textview, guint action, void *data); static void save_file_cb (TextView *textview, guint action, void *data); static void open_image_cb (TextView *textview, guint action, void *data); static GtkItemFactoryEntry textview_link_popup_entries[] = { {N_("/_Open with Web browser"), NULL, open_uri_cb, 0, NULL}, {N_("/Copy this _link"), NULL, copy_uri_cb, 0, NULL}, }; static GtkItemFactoryEntry textview_mail_popup_entries[] = { {N_("/Compose _new message"), NULL, mail_to_uri_cb, 0, NULL}, {N_("/Add to _address book"), NULL, add_uri_to_addrbook_cb, 0, NULL}, {N_("/Copy this add_ress"), NULL, copy_mail_to_uri_cb, 0, NULL}, }; static GtkItemFactoryEntry textview_file_popup_entries[] = { {N_("/_Open image"), NULL, open_image_cb, 0, NULL}, {N_("/_Save image..."), NULL, save_file_cb, 0, NULL}, }; static void scrolled_cb (GtkAdjustment *adj, TextView *textview) { #if HAVE_LIBCOMPFACE if (textview->image) { gint x, y, x1; x1 = textview->text->allocation.width - WIDTH - 5; gtk_text_view_buffer_to_window_coords( GTK_TEXT_VIEW(textview->text), GTK_TEXT_WINDOW_TEXT, x1, 5, &x, &y); gtk_text_view_move_child(GTK_TEXT_VIEW(textview->text), textview->image, x1, y); } #endif } static void textview_size_allocate_cb (GtkWidget *widget, GtkAllocation *allocation, gpointer data) { scrolled_cb(NULL, (TextView *)data); } TextView *textview_create(void) { TextView *textview; GtkWidget *vbox; GtkWidget *scrolledwin; GtkWidget *text; GtkTextBuffer *buffer; GtkClipboard *clipboard; GtkItemFactory *link_popupfactory, *mail_popupfactory, *file_popupfactory; GtkWidget *link_popupmenu, *mail_popupmenu, *file_popupmenu; GtkAdjustment *adj; gint n_entries; debug_print("Creating text view...\n"); textview = g_new0(TextView, 1); scrolledwin = gtk_scrolled_window_new(NULL, NULL); gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin), GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC); gtk_scrolled_window_set_shadow_type(GTK_SCROLLED_WINDOW(scrolledwin), GTK_SHADOW_IN); gtk_widget_set_size_request (scrolledwin, prefs_common.mainview_width, -1); /* create GtkSText widgets for single-byte and multi-byte character */ text = gtk_text_view_new(); gtk_widget_add_events(text, GDK_LEAVE_NOTIFY_MASK); gtk_widget_show(text); gtk_text_view_set_editable(GTK_TEXT_VIEW(text), FALSE); gtk_text_view_set_wrap_mode(GTK_TEXT_VIEW(text), GTK_WRAP_WORD_CHAR); gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(text), FALSE); gtk_text_view_set_left_margin(GTK_TEXT_VIEW(text), 6); gtk_text_view_set_right_margin(GTK_TEXT_VIEW(text), 6); buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text)); clipboard = gtk_clipboard_get(GDK_SELECTION_PRIMARY); gtk_text_buffer_add_selection_clipboard(buffer, clipboard); gtk_widget_ensure_style(text); gtk_widget_ref(scrolledwin); gtk_container_add(GTK_CONTAINER(scrolledwin), text); g_signal_connect(G_OBJECT(text), "key-press-event", G_CALLBACK(textview_key_pressed), textview); g_signal_connect(G_OBJECT(text), "motion-notify-event", G_CALLBACK(textview_motion_notify), textview); g_signal_connect(G_OBJECT(text), "leave-notify-event", G_CALLBACK(textview_leave_notify), textview); g_signal_connect(G_OBJECT(text), "visibility-notify-event", G_CALLBACK(textview_visibility_notify), textview); adj = gtk_scrolled_window_get_vadjustment( GTK_SCROLLED_WINDOW(scrolledwin)); g_signal_connect(G_OBJECT(adj), "value-changed", G_CALLBACK(scrolled_cb), textview); g_signal_connect(G_OBJECT(text), "size_allocate", G_CALLBACK(textview_size_allocate_cb), textview); gtk_widget_show(scrolledwin); vbox = gtk_vbox_new(FALSE, 0); gtk_box_pack_start(GTK_BOX(vbox), scrolledwin, TRUE, TRUE, 0); gtk_widget_show(vbox); n_entries = sizeof(textview_link_popup_entries) / sizeof(textview_link_popup_entries[0]); link_popupmenu = menu_create_items(textview_link_popup_entries, n_entries, "", &link_popupfactory, textview); n_entries = sizeof(textview_mail_popup_entries) / sizeof(textview_mail_popup_entries[0]); mail_popupmenu = menu_create_items(textview_mail_popup_entries, n_entries, "", &mail_popupfactory, textview); n_entries = sizeof(textview_file_popup_entries) / sizeof(textview_file_popup_entries[0]); file_popupmenu = menu_create_items(textview_file_popup_entries, n_entries, "", &file_popupfactory, textview); textview->vbox = vbox; textview->scrolledwin = scrolledwin; textview->text = text; textview->uri_list = NULL; textview->body_pos = 0; textview->show_all_headers = FALSE; textview->last_buttonpress = GDK_NOTHING; textview->link_popup_menu = link_popupmenu; textview->link_popup_factory = link_popupfactory; textview->mail_popup_menu = mail_popupmenu; textview->mail_popup_factory = mail_popupfactory; textview->file_popup_menu = file_popupmenu; textview->file_popup_factory = file_popupfactory; return textview; } static void textview_create_tags(GtkTextView *text, TextView *textview) { GtkTextBuffer *buffer; GtkTextTag *tag; static PangoFontDescription *font_desc, *bold_font_desc; if (!font_desc) font_desc = pango_font_description_from_string (NORMAL_FONT); if (!bold_font_desc) { bold_font_desc = pango_font_description_from_string (NORMAL_FONT); pango_font_description_set_weight (bold_font_desc, PANGO_WEIGHT_BOLD); } buffer = gtk_text_view_get_buffer(text); gtk_text_buffer_create_tag(buffer, "header", "pixels-above-lines", 0, "pixels-above-lines-set", TRUE, "pixels-below-lines", 0, "pixels-below-lines-set", TRUE, "font-desc", font_desc, "left-margin", 0, "left-margin-set", TRUE, NULL); gtk_text_buffer_create_tag(buffer, "header_title", "font-desc", bold_font_desc, NULL); gtk_text_buffer_create_tag(buffer, "quote0", "foreground-gdk", "e_colors[0], NULL); gtk_text_buffer_create_tag(buffer, "quote1", "foreground-gdk", "e_colors[1], NULL); gtk_text_buffer_create_tag(buffer, "quote2", "foreground-gdk", "e_colors[2], NULL); gtk_text_buffer_create_tag(buffer, "emphasis", "foreground-gdk", &emphasis_color, NULL); gtk_text_buffer_create_tag(buffer, "signature", "foreground-gdk", &signature_color, NULL); tag = gtk_text_buffer_create_tag(buffer, "link", "foreground-gdk", &uri_color, NULL); gtk_text_buffer_create_tag(buffer, "link-hover", "foreground-gdk", &uri_color, "underline", PANGO_UNDERLINE_SINGLE, NULL); g_signal_connect(G_OBJECT(tag), "event", G_CALLBACK(textview_uri_button_pressed), textview); } void textview_init(TextView *textview) { if (!hand_cursor) hand_cursor = gdk_cursor_new(GDK_HAND2); if (!text_cursor) text_cursor = gdk_cursor_new(GDK_XTERM); textview_reflect_prefs(textview); textview_set_all_headers(textview, FALSE); textview_set_font(textview, NULL); textview_create_tags(GTK_TEXT_VIEW(textview->text), textview); } #define CHANGE_TAG_COLOR(tagname, color) { \ tag = gtk_text_tag_table_lookup(tags, tagname); \ if (tag) \ g_object_set(G_OBJECT(tag), "foreground-gdk", color, NULL); \ } static void textview_update_message_colors(TextView *textview) { GdkColor black = {0, 0, 0, 0}; GdkColor colored_emphasis = {0, 0, 0, 0xcfff}; GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text)); GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer); GtkTextTag *tag = NULL; if (prefs_common.enable_color) { /* grab the quote colors, converting from an int to a GdkColor */ gtkut_convert_int_to_gdk_color(prefs_common.quote_level1_col, "e_colors[0]); gtkut_convert_int_to_gdk_color(prefs_common.quote_level2_col, "e_colors[1]); gtkut_convert_int_to_gdk_color(prefs_common.quote_level3_col, "e_colors[2]); gtkut_convert_int_to_gdk_color(prefs_common.uri_col, &uri_color); gtkut_convert_int_to_gdk_color(prefs_common.signature_col, &signature_color); emphasis_color = colored_emphasis; } else { quote_colors[0] = quote_colors[1] = quote_colors[2] = uri_color = emphasis_color = signature_color = black; } CHANGE_TAG_COLOR("quote0", "e_colors[0]); CHANGE_TAG_COLOR("quote1", "e_colors[1]); CHANGE_TAG_COLOR("quote2", "e_colors[2]); CHANGE_TAG_COLOR("emphasis", &emphasis_color); CHANGE_TAG_COLOR("signature", &signature_color); CHANGE_TAG_COLOR("link", &uri_color); CHANGE_TAG_COLOR("link-hover", &uri_color); } #undef CHANGE_TAG_COLOR void textview_reflect_prefs(TextView *textview) { textview_set_font(textview, NULL); textview_update_message_colors(textview); gtk_text_view_set_cursor_visible(GTK_TEXT_VIEW(textview->text), prefs_common.textview_cursor_visible); } void textview_show_message(TextView *textview, MimeInfo *mimeinfo, const gchar *file) { textview_clear(textview); textview_add_parts(textview, mimeinfo); textview_set_position(textview, 0); } void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp) { g_return_if_fail(mimeinfo != NULL); g_return_if_fail(fp != NULL); if ((mimeinfo->type == MIMETYPE_MULTIPART) || ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) { textview_clear(textview); textview_add_parts(textview, mimeinfo); return; } if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) perror("fseek"); textview_clear(textview); if (mimeinfo->type == MIMETYPE_MULTIPART) textview_add_parts(textview, mimeinfo); else textview_write_body(textview, mimeinfo); } static void textview_add_part(TextView *textview, MimeInfo *mimeinfo) { GtkTextView *text; GtkTextBuffer *buffer; GtkTextIter iter, start_iter; gchar buf[BUFFSIZE]; GPtrArray *headers = NULL; const gchar *name; gchar *content_type; gint charcount; g_return_if_fail(mimeinfo != NULL); text = GTK_TEXT_VIEW(textview->text); buffer = gtk_text_view_get_buffer(text); charcount = gtk_text_buffer_get_char_count(buffer); gtk_text_buffer_get_end_iter(buffer, &iter); if (mimeinfo->type == MIMETYPE_MULTIPART) return; if ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822")) { FILE *fp; fp = g_fopen(mimeinfo->data.filename, "rb"); fseek(fp, mimeinfo->offset, SEEK_SET); headers = textview_scan_header(textview, fp); if (headers) { if (charcount > 0) gtk_text_buffer_insert(buffer, &iter, "\n", 1); textview_show_header(textview, headers); procheader_header_array_destroy(headers); } fclose(fp); 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), "\n[%s %s (%d bytes)]\n", name, content_type, mimeinfo->length); else g_snprintf(buf, sizeof(buf), "\n[%s (%d bytes)]\n", content_type, mimeinfo->length); g_free(content_type); if (mimeinfo->type != MIMETYPE_TEXT) { gtk_text_buffer_insert(buffer, &iter, buf, -1); if (mimeinfo->type == MIMETYPE_IMAGE && prefs_common.inline_img ) { GdkPixbuf *pixbuf; GError *error = NULL; gchar *filename; RemoteURI *uri; gchar *uri_str; FILE *fp; fp = g_fopen(mimeinfo->data.filename, "rb"); fseek(fp, mimeinfo->offset, SEEK_SET); filename = procmime_get_tmp_file_name(mimeinfo); if (procmime_get_part(filename, mimeinfo) < 0) { g_warning("Can't get the image file."); g_free(filename); return; } pixbuf = gdk_pixbuf_new_from_file(filename, &error); if (error != NULL) { g_warning("%s\n", error->message); g_error_free(error); } if (!pixbuf) { g_warning("Can't load the image."); g_free(filename); return; } if (prefs_common.resize_img) { int new_width, new_height; GdkPixbuf *scaled; image_viewer_get_resized_size(gdk_pixbuf_get_width(pixbuf), gdk_pixbuf_get_height(pixbuf), textview->scrolledwin->allocation.width - 100, gdk_pixbuf_get_height(pixbuf), &new_width, &new_height); scaled = gdk_pixbuf_scale_simple (pixbuf, new_width, new_height, GDK_INTERP_BILINEAR); g_object_unref(pixbuf); pixbuf = scaled; } uri_str = g_filename_to_uri(filename, NULL, NULL); if (uri_str) { uri = g_new(RemoteURI, 1); uri->uri = uri_str; uri->start = gtk_text_iter_get_offset(&iter); gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf); uri->end = uri->start + 1; uri->filename = procmime_get_part_file_name(mimeinfo); textview->uri_list = g_slist_append(textview->uri_list, uri); gtk_text_buffer_insert(buffer, &iter, " ", 1); gtk_text_buffer_get_iter_at_offset(buffer, &start_iter, uri->start); gtk_text_buffer_apply_tag_by_name(buffer, "link", &start_iter, &iter); } else { gtk_text_buffer_insert_pixbuf(buffer, &iter, pixbuf); gtk_text_buffer_insert(buffer, &iter, " ", 1); } g_object_unref(pixbuf); g_free(filename); } } else if (mimeinfo->disposition != DISPOSITIONTYPE_ATTACHMENT) { if (prefs_common.display_header && (charcount > 0)) gtk_text_buffer_insert(buffer, &iter, "\n", 1); textview_write_body(textview, mimeinfo); } } static void recursive_add_parts(TextView *textview, GNode *node) { GNode * iter; MimeInfo *mimeinfo; mimeinfo = (MimeInfo *) node->data; textview_add_part(textview, mimeinfo); if ((mimeinfo->type != MIMETYPE_MULTIPART) && (mimeinfo->type != MIMETYPE_MESSAGE)) return; if (g_ascii_strcasecmp(mimeinfo->subtype, "alternative") == 0) { GNode * prefered_body; int prefered_score; /* text/plain : score 3 text/ * : score 2 other : score 1 */ prefered_body = NULL; prefered_score = 0; for (iter = g_node_first_child(node) ; iter != NULL ; iter = g_node_next_sibling(iter)) { int score; MimeInfo * submime; score = 1; submime = (MimeInfo *) iter->data; if (submime->type == MIMETYPE_TEXT) score = 2; if (submime->subtype != NULL) { if (g_ascii_strcasecmp(submime->subtype, "plain") == 0) score = 3; } if (score > prefered_score) { prefered_score = score; prefered_body = iter; } } if (prefered_body != NULL) { recursive_add_parts(textview, prefered_body); } } else { for (iter = g_node_first_child(node) ; iter != NULL ; iter = g_node_next_sibling(iter)) { recursive_add_parts(textview, iter); } } } static void textview_add_parts(TextView *textview, MimeInfo *mimeinfo) { g_return_if_fail(mimeinfo != NULL); recursive_add_parts(textview, mimeinfo->node); } #define TEXT_INSERT(str) \ gtk_text_buffer_insert(buffer, &iter, str, -1) 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); TEXT_INSERT(_("This message can't be displayed.\n")); } void textview_show_mime_part(TextView *textview, MimeInfo *partinfo) { GtkTextView *text; GtkTextBuffer *buffer; GtkTextIter iter; if (!partinfo) return; textview_set_font(textview, NULL); textview_clear(textview); text = GTK_TEXT_VIEW(textview->text); buffer = gtk_text_view_get_buffer(text); gtk_text_buffer_get_start_iter(buffer, &iter); TEXT_INSERT(_("The following can be performed on this part by ")); TEXT_INSERT(_("right-clicking the icon or list item:\n")); TEXT_INSERT(_(" To save select 'Save as...' (Shortcut key: 'y')\n")); TEXT_INSERT(_(" To display as text select 'Display as text' ")); TEXT_INSERT(_("(Shortcut key: 't')\n")); TEXT_INSERT(_(" To open with an external program select 'Open' ")); TEXT_INSERT(_("(Shortcut key: 'l'),\n")); TEXT_INSERT(_(" (alternately double-click, or click the middle ")); TEXT_INSERT(_("mouse button),\n")); TEXT_INSERT(_(" or 'Open with...' (Shortcut key: 'o')\n")); } #undef TEXT_INSERT static void textview_write_body(TextView *textview, MimeInfo *mimeinfo) { FILE *tmpfp; gchar buf[BUFFSIZE]; CodeConverter *conv; const gchar *charset; if (textview->messageview->forced_charset) charset = textview->messageview->forced_charset; else charset = procmime_mimeinfo_get_parameter(mimeinfo, "charset"); textview_set_font(textview, charset); conv = conv_code_converter_new(charset); procmime_force_encoding(textview->messageview->forced_encoding); textview->is_in_signature = FALSE; procmime_decode_content(mimeinfo); if (!g_ascii_strcasecmp(mimeinfo->subtype, "html") && prefs_common.render_html) { gchar *filename; filename = procmime_get_tmp_file_name(mimeinfo); if (procmime_get_part(filename, mimeinfo) == 0) { tmpfp = g_fopen(filename, "rb"); textview_show_html(textview, tmpfp, conv); fclose(tmpfp); g_unlink(filename); } g_free(filename); } else if (!g_ascii_strcasecmp(mimeinfo->subtype, "enriched")) { gchar *filename; filename = procmime_get_tmp_file_name(mimeinfo); if (procmime_get_part(filename, mimeinfo) == 0) { tmpfp = g_fopen(filename, "rb"); textview_show_ertf(textview, tmpfp, conv); fclose(tmpfp); g_unlink(filename); } g_free(filename); } else { tmpfp = g_fopen(mimeinfo->data.filename, "rb"); fseek(tmpfp, mimeinfo->offset, SEEK_SET); debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length); while ((fgets(buf, sizeof(buf), tmpfp) != NULL) && (ftell(tmpfp) <= mimeinfo->offset + mimeinfo->length)) textview_write_line(textview, buf, conv); fclose(tmpfp); } conv_code_converter_destroy(conv); procmime_force_encoding(0); } static void textview_show_html(TextView *textview, FILE *fp, CodeConverter *conv) { HTMLParser *parser; gchar *str; parser = html_parser_new(fp, conv); g_return_if_fail(parser != NULL); while ((str = html_parse(parser)) != NULL) { if (parser->state == HTML_HREF) { /* first time : get and copy the URL */ if (parser->href == NULL) { /* ALF - the sylpheed html parser returns an empty string, * if still inside an , but already parsed past HREF */ str = strtok(str, " "); if (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); } textview_write_line(textview, "\n", NULL); html_parser_destroy(parser); } static void textview_show_ertf(TextView *textview, FILE *fp, CodeConverter *conv) { ERTFParser *parser; gchar *str; parser = ertf_parser_new(fp, conv); g_return_if_fail(parser != NULL); while ((str = ertf_parse(parser)) != NULL) { textview_write_line(textview, str, NULL); } ertf_parser_destroy(parser); } #define ADD_TXT_POS(bp_, ep_, pti_) \ if ((last->next = alloca(sizeof(struct txtpos))) != NULL) { \ last = last->next; \ last->bp = (bp_); last->ep = (ep_); last->pti = (pti_); \ last->next = NULL; \ } else { \ g_warning("alloc error scanning URIs\n"); \ gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, \ linebuf, -1, \ fg_tag, NULL); \ return; \ } /* 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) { 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_); /* 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}, {"www.", strcasestr, get_uri_part, make_http_string}, {"mailto:", strcasestr, get_uri_part, make_uri_string}, {"@", strcasestr, get_email_part, make_email_string} }; const gint PARSE_ELEMS = sizeof parser / sizeof parser[0]; gint n; const gchar *walk, *bp, *ep; struct txtpos { const gchar *bp, *ep; /* text position */ gint pti; /* index in parse table */ struct txtpos *next; /* next */ } head = {NULL, NULL, 0, NULL}, *last = &head; if (!g_utf8_validate(linebuf, -1, NULL)) { mybuf = g_malloc(strlen(linebuf)*2 +1); conv_localetodisp(mybuf, strlen(linebuf)*2 +1, linebuf); } gtk_text_buffer_get_end_iter(buffer, &iter); /* parse for clickable parts, and build a list of begin and end positions */ for (walk = mybuf, n = 0;;) { gint last_index = PARSE_ELEMS; gchar *scanpos = NULL; /* FIXME: this looks phony. scanning for anything in the parse table */ for (n = 0; n < PARSE_ELEMS; n++) { gchar *tmp; tmp = parser[n].search(walk, parser[n].needle); if (tmp) { if (scanpos == NULL || tmp < scanpos) { scanpos = tmp; last_index = n; } } } if (scanpos) { /* check if URI can be parsed */ if (parser[last_index].parse(walk, scanpos, &bp, &ep) && (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) { RemoteURI *uri; uri = g_new(RemoteURI, 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_append(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); } #undef ADD_TXT_POS static void textview_write_line(TextView *textview, const gchar *str, CodeConverter *conv) { GtkTextView *text; GtkTextBuffer *buffer; GtkTextIter iter; gchar buf[BUFFSIZE]; gchar *fg_color; gint 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); //if (prefs_common.conv_mb_alnum) conv_mb_alnum(buf); fg_color = NULL; /* change color of quotation >, foo>, _> ... ok, , foo bar>, foo-> ... ng Up to 3 levels of quotations are detected, and each level is colored using a different color. */ if (prefs_common.enable_color && line_has_quote_char(buf, prefs_common.quote_chars)) { quotelevel = get_quote_level(buf, prefs_common.quote_chars); /* set up the correct foreground color */ if (quotelevel > 2) { /* recycle colors */ if (prefs_common.recycle_quote_colors) quotelevel %= 3; else quotelevel = 2; } } if (quotelevel == -1) fg_color = NULL; else { g_snprintf(quote_tag_str, sizeof(quote_tag_str), "quote%d", quotelevel); fg_color = quote_tag_str; } if (prefs_common.enable_color && (strcmp(buf,"-- \n") == 0 || textview->is_in_signature)) { fg_color = "signature"; textview->is_in_signature = TRUE; } textview_make_clickable_parts(textview, fg_color, "link", buf); } void textview_write_link(TextView *textview, const gchar *str, const gchar *uri, CodeConverter *conv) { GdkColor *link_color = NULL; GtkTextView *text; GtkTextBuffer *buffer; GtkTextIter iter; gchar buf[BUFFSIZE]; gchar *bufp; RemoteURI *r_uri; if (!str || *str == '\0') return; if (!uri) return; text = GTK_TEXT_VIEW(textview->text); buffer = gtk_text_view_get_buffer(text); gtk_text_buffer_get_end_iter(buffer, &iter); if (!conv) strncpy2(buf, str, sizeof(buf)); else if (conv_convert(conv, buf, sizeof(buf), str) < 0) conv_utf8todisp(buf, sizeof(buf), str); if (g_utf8_validate(buf, -1, NULL) == FALSE) return; strcrchomp(buf); gtk_text_buffer_get_end_iter(buffer, &iter); for (bufp = buf; *bufp != '\0'; bufp = g_utf8_next_char(bufp)) { gunichar ch; ch = g_utf8_get_char(bufp); if (!g_unichar_isspace(ch)) break; } if (bufp > buf) gtk_text_buffer_insert(buffer, &iter, buf, bufp - buf); if (prefs_common.enable_color) { link_color = &uri_color; } r_uri = g_new(RemoteURI, 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_append(textview->uri_list, r_uri); } void textview_clear(TextView *textview) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkTextBuffer *buffer; buffer = gtk_text_view_get_buffer(text); gtk_text_buffer_set_text(buffer, "", -1); TEXTVIEW_STATUSBAR_POP(textview); textview_uri_list_remove_all(textview->uri_list); textview->uri_list = NULL; textview->body_pos = 0; if (textview->image) gtk_widget_destroy(textview->image); textview->image = NULL; } void textview_destroy(TextView *textview) { textview_uri_list_remove_all(textview->uri_list); textview->uri_list = NULL; g_free(textview); } void textview_set_all_headers(TextView *textview, gboolean all_headers) { textview->show_all_headers = all_headers; } #define CHANGE_TAG_FONT(tagname, font) { \ tag = gtk_text_tag_table_lookup(tags, tagname); \ if (tag) \ g_object_set(G_OBJECT(tag), "font-desc", font, NULL); \ } void textview_set_font(TextView *textview, const gchar *codeset) { GtkTextTag *tag; GtkTextBuffer *buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(textview->text)); GtkTextTagTable *tags = gtk_text_buffer_get_tag_table(buffer); if (NORMAL_FONT) { PangoFontDescription *font_desc, *bold_font_desc; font_desc = pango_font_description_from_string (NORMAL_FONT); bold_font_desc = pango_font_description_from_string (NORMAL_FONT); if (font_desc) { gtk_widget_modify_font(textview->text, font_desc); CHANGE_TAG_FONT("header", font_desc); pango_font_description_free(font_desc); } if (bold_font_desc) { pango_font_description_set_weight (bold_font_desc, PANGO_WEIGHT_BOLD); CHANGE_TAG_FONT("header_title", bold_font_desc); pango_font_description_free(bold_font_desc); } } if (prefs_common.textfont) { PangoFontDescription *font_desc; font_desc = pango_font_description_from_string (prefs_common.textfont); if (font_desc) { gtk_widget_modify_font(textview->text, font_desc); pango_font_description_free(font_desc); } } gtk_text_view_set_pixels_above_lines(GTK_TEXT_VIEW(textview->text), prefs_common.line_space / 2); gtk_text_view_set_pixels_below_lines(GTK_TEXT_VIEW(textview->text), prefs_common.line_space / 2); } void textview_set_text(TextView *textview, const gchar *text) { GtkTextView *view; GtkTextBuffer *buffer; g_return_if_fail(textview != NULL); g_return_if_fail(text != NULL); textview_clear(textview); view = GTK_TEXT_VIEW(textview->text); buffer = gtk_text_view_get_buffer(view); gtk_text_buffer_set_text(buffer, text, strlen(text)); } enum { H_DATE = 0, H_FROM = 1, H_TO = 2, H_NEWSGROUPS = 3, H_SUBJECT = 4, H_CC = 5, H_REPLY_TO = 6, H_FOLLOWUP_TO = 7, H_X_MAILER = 8, H_X_NEWSREADER = 9, H_USER_AGENT = 10, H_ORGANIZATION = 11, }; void textview_set_position(TextView *textview, gint pos) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkTextBuffer *buffer = gtk_text_view_get_buffer(text); GtkTextIter iter; gtk_text_buffer_get_iter_at_offset(buffer, &iter, pos); gtk_text_buffer_place_cursor(buffer, &iter); gtk_text_view_scroll_to_iter(text, &iter, 0.0, FALSE, 0.0, 0.0); } static GPtrArray *textview_scan_header(TextView *textview, FILE *fp) { gchar buf[BUFFSIZE]; GPtrArray *headers, *sorted_headers; GSList *disphdr_list; Header *header; gint i; g_return_val_if_fail(fp != NULL, NULL); if (textview->show_all_headers) return procheader_get_header_array_asis(fp); if (!prefs_common.display_header) { while (fgets(buf, sizeof(buf), fp) != NULL) if (buf[0] == '\r' || buf[0] == '\n') break; return NULL; } headers = procheader_get_header_array_asis(fp); sorted_headers = g_ptr_array_new(); for (disphdr_list = prefs_common.disphdr_list; disphdr_list != NULL; disphdr_list = disphdr_list->next) { DisplayHeaderProp *dp = (DisplayHeaderProp *)disphdr_list->data; for (i = 0; i < headers->len; i++) { header = g_ptr_array_index(headers, i); if (procheader_headername_equal(header->name, dp->name)) { if (dp->hidden) procheader_header_free(header); else g_ptr_array_add(sorted_headers, header); g_ptr_array_remove_index(headers, i); i--; } } } if (prefs_common.show_other_header) { for (i = 0; i < headers->len; i++) { header = g_ptr_array_index(headers, i); g_ptr_array_add(sorted_headers, header); } g_ptr_array_free(headers, TRUE); } else procheader_header_array_destroy(headers); return sorted_headers; } #if HAVE_LIBCOMPFACE static void textview_show_xface(TextView *textview) { gchar xface[2048]; MsgInfo *msginfo = textview->messageview->msginfo; static gchar *xpm_xface[XPM_XFACE_HEIGHT]; static gboolean xpm_xface_init = TRUE; GdkPixmap *pixmap; GdkBitmap *mask; GtkTextView *text = GTK_TEXT_VIEW(textview->text); int x = 0; if (prefs_common.display_header_pane || !prefs_common.display_xface) goto bail; if (!msginfo) goto bail; if (!msginfo->xface || strlen(msginfo->xface) < 5) { goto bail; } strncpy(xface, msginfo->xface, sizeof(xface)); if (uncompface(xface) < 0) { g_warning("uncompface failed\n"); goto bail; } if (xpm_xface_init) { gint i; for (i = 0; i < XPM_XFACE_HEIGHT; i++) { xpm_xface[i] = g_malloc(WIDTH + 1); *xpm_xface[i] = '\0'; } xpm_xface_init = FALSE; } create_xpm_from_xface(xpm_xface, xface); pixmap = gdk_pixmap_create_from_xpm_d (textview->text->window, &mask, &textview->text->style->white, xpm_xface); if (textview->image) gtk_widget_destroy(textview->image); textview->image = gtk_image_new_from_pixmap(pixmap, mask); gtk_widget_show(textview->image); x = textview->text->allocation.width - WIDTH -5; gtk_text_view_add_child_in_window(text, textview->image, GTK_TEXT_WINDOW_TEXT, x, 5); gtk_widget_show_all(textview->text); return; bail: if (textview->image) gtk_widget_destroy(textview->image); textview->image = NULL; } #endif static void textview_show_header(TextView *textview, GPtrArray *headers) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkTextBuffer *buffer = gtk_text_view_get_buffer(text); GtkTextIter iter; Header *header; gint i; g_return_if_fail(headers != NULL); for (i = 0; i < headers->len; i++) { header = g_ptr_array_index(headers, i); g_return_if_fail(header->name != NULL); gtk_text_buffer_get_end_iter (buffer, &iter); gtk_text_buffer_insert_with_tags_by_name (buffer, &iter, header->name, -1, "header_title", "header", NULL); if (header->name[strlen(header->name) - 1] != ' ') gtk_text_buffer_insert_with_tags_by_name (buffer, &iter, " ", 1, "header_title", "header", NULL); if (procheader_headername_equal(header->name, "Subject") || procheader_headername_equal(header->name, "From") || procheader_headername_equal(header->name, "To") || procheader_headername_equal(header->name, "Cc")) unfold_line(header->body); if ((procheader_headername_equal(header->name, "X-Mailer") || procheader_headername_equal(header->name, "X-Newsreader")) && strstr(header->body, "Sylpheed") != NULL) { gtk_text_buffer_get_end_iter (buffer, &iter); gtk_text_buffer_insert_with_tags_by_name (buffer, &iter, header->body, -1, "header", "emphasis", NULL); } else { textview_make_clickable_parts(textview, "header", "link", header->body); } gtk_text_buffer_get_end_iter (buffer, &iter); gtk_text_buffer_insert_with_tags_by_name(buffer, &iter, "\n", 1, "header", NULL); } #if HAVE_LIBCOMPFACE textview_show_xface(textview); #endif } gboolean textview_search_string(TextView *textview, const gchar *str, gboolean case_sens) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkTextBuffer *buffer; GtkTextIter iter, match_pos; GtkTextMark *mark; gint len; g_return_val_if_fail(str != NULL, FALSE); buffer = gtk_text_view_get_buffer(text); len = g_utf8_strlen(str, -1); g_return_val_if_fail(len >= 0, FALSE); mark = gtk_text_buffer_get_insert(buffer); gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark); if (gtkut_text_buffer_find(buffer, &iter, str, case_sens, &match_pos)) { GtkTextIter end = match_pos; gtk_text_iter_forward_chars(&end, len); /* place "insert" at the last character */ gtk_text_buffer_select_range(buffer, &end, &match_pos); gtk_text_view_scroll_to_mark(text, mark, 0.0, FALSE, 0.0, 0.0); return TRUE; } return FALSE; } gboolean textview_search_string_backward(TextView *textview, const gchar *str, gboolean case_sens) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkTextBuffer *buffer; GtkTextIter iter, match_pos; GtkTextMark *mark; gint len; g_return_val_if_fail(str != NULL, FALSE); buffer = gtk_text_view_get_buffer(text); len = g_utf8_strlen(str, -1); g_return_val_if_fail(len >= 0, FALSE); mark = gtk_text_buffer_get_insert(buffer); gtk_text_buffer_get_iter_at_mark(buffer, &iter, mark); if (gtkut_text_buffer_find_backward(buffer, &iter, str, case_sens, &match_pos)) { GtkTextIter end = match_pos; gtk_text_iter_forward_chars(&end, len); gtk_text_buffer_select_range(buffer, &match_pos, &end); gtk_text_view_scroll_to_mark(text, mark, 0.0, FALSE, 0.0, 0.0); return TRUE; } return FALSE; } void textview_scroll_one_line(TextView *textview, gboolean up) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkAdjustment *vadj = text->vadjustment; gfloat upper; if (prefs_common.enable_smooth_scroll) { textview_smooth_scroll_one_line(textview, up); return; } if (!up) { upper = vadj->upper - vadj->page_size; if (vadj->value < upper) { vadj->value += vadj->step_increment; vadj->value = MIN(vadj->value, upper); g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0); } } else { if (vadj->value > 0.0) { vadj->value -= vadj->step_increment; vadj->value = MAX(vadj->value, 0.0); g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0); } } } gboolean textview_scroll_page(TextView *textview, gboolean up) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkAdjustment *vadj = text->vadjustment; gfloat upper; gfloat page_incr; if (prefs_common.enable_smooth_scroll) return textview_smooth_scroll_page(textview, up); if (prefs_common.scroll_halfpage) page_incr = vadj->page_increment / 2; else page_incr = vadj->page_increment; if (!up) { upper = vadj->upper - vadj->page_size; if (vadj->value < upper) { vadj->value += page_incr; vadj->value = MIN(vadj->value, upper); g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0); } else return FALSE; } else { if (vadj->value > 0.0) { vadj->value -= page_incr; vadj->value = MAX(vadj->value, 0.0); g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0); } else return FALSE; } return TRUE; } static void textview_smooth_scroll_do(TextView *textview, gfloat old_value, gfloat last_value, gint step) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkAdjustment *vadj = text->vadjustment; gint change_value; gboolean up; gint i; if (old_value < last_value) { change_value = last_value - old_value; up = FALSE; } else { change_value = old_value - last_value; up = TRUE; } for (i = step; i <= change_value; i += step) { vadj->value = old_value + (up ? -i : i); g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0); } vadj->value = last_value; g_signal_emit_by_name(G_OBJECT(vadj), "value_changed", 0); gtk_widget_queue_draw(GTK_WIDGET(text)); } static void textview_smooth_scroll_one_line(TextView *textview, gboolean up) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkAdjustment *vadj = text->vadjustment; gfloat upper; gfloat old_value; gfloat last_value; if (!up) { upper = vadj->upper - vadj->page_size; if (vadj->value < upper) { old_value = vadj->value; last_value = vadj->value + vadj->step_increment; last_value = MIN(last_value, upper); textview_smooth_scroll_do(textview, old_value, last_value, prefs_common.scroll_step); } } else { if (vadj->value > 0.0) { old_value = vadj->value; last_value = vadj->value - vadj->step_increment; last_value = MAX(last_value, 0.0); textview_smooth_scroll_do(textview, old_value, last_value, prefs_common.scroll_step); } } } static gboolean textview_smooth_scroll_page(TextView *textview, gboolean up) { GtkTextView *text = GTK_TEXT_VIEW(textview->text); GtkAdjustment *vadj = text->vadjustment; gfloat upper; gfloat page_incr; gfloat old_value; gfloat last_value; if (prefs_common.scroll_halfpage) page_incr = vadj->page_increment / 2; else page_incr = vadj->page_increment; if (!up) { upper = vadj->upper - vadj->page_size; if (vadj->value < upper) { old_value = vadj->value; last_value = vadj->value + page_incr; last_value = MIN(last_value, upper); textview_smooth_scroll_do(textview, old_value, last_value, prefs_common.scroll_step); } else return FALSE; } else { if (vadj->value > 0.0) { old_value = vadj->value; last_value = vadj->value - page_incr; last_value = MAX(last_value, 0.0); textview_smooth_scroll_do(textview, old_value, last_value, prefs_common.scroll_step); } else return FALSE; } return TRUE; } #define KEY_PRESS_EVENT_STOP() \ g_signal_stop_emission_by_name(G_OBJECT(widget), \ "key_press_event"); static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event, TextView *textview) { SummaryView *summaryview = NULL; MessageView *messageview = textview->messageview; if (!event) return FALSE; if (messageview->mainwin) summaryview = messageview->mainwin->summaryview; switch (event->keyval) { case GDK_Tab: case GDK_Home: case GDK_Left: case GDK_Up: case GDK_Right: case GDK_Down: case GDK_Page_Up: case GDK_Page_Down: case GDK_End: case GDK_Control_L: case GDK_Control_R: return FALSE; case GDK_space: if (summaryview) summary_pass_key_press_event(summaryview, event); else textview_scroll_page (textview, (event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0); break; case GDK_BackSpace: textview_scroll_page(textview, TRUE); break; case GDK_Return: textview_scroll_one_line (textview, (event->state & (GDK_SHIFT_MASK|GDK_MOD1_MASK)) != 0); break; case GDK_Delete: if (summaryview) summary_pass_key_press_event(summaryview, event); break; case GDK_y: case GDK_t: case GDK_l: case GDK_c: if ((event->state & (GDK_MOD1_MASK|GDK_CONTROL_MASK)) == 0) { KEY_PRESS_EVENT_STOP(); mimeview_pass_key_press_event(messageview->mimeview, event); break; } /* possible fall through */ default: if (summaryview && event->window != messageview->mainwin->window->window) { GdkEventKey tmpev = *event; tmpev.window = messageview->mainwin->window->window; KEY_PRESS_EVENT_STOP(); gtk_widget_event(messageview->mainwin->window, (GdkEvent *)&tmpev); } break; } return TRUE; } static gboolean textview_motion_notify(GtkWidget *widget, GdkEventMotion *event, TextView *textview) { textview_uri_update(textview, event->x, event->y); gdk_window_get_pointer(widget->window, NULL, NULL, NULL); return FALSE; } static gboolean textview_leave_notify(GtkWidget *widget, GdkEventCrossing *event, TextView *textview) { textview_uri_update(textview, -1, -1); return FALSE; } static gboolean textview_visibility_notify(GtkWidget *widget, GdkEventVisibility *event, TextView *textview) { gint wx, wy; GdkWindow *window; window = gtk_text_view_get_window(GTK_TEXT_VIEW(widget), GTK_TEXT_WINDOW_TEXT); /* check if occurred for the text window part */ if (window != event->window) return FALSE; gdk_window_get_pointer(widget->window, &wx, &wy, NULL); textview_uri_update(textview, wx, wy); return FALSE; } static void textview_uri_update(TextView *textview, gint x, gint y) { GtkTextBuffer *buffer; GtkTextIter start_iter, end_iter; RemoteURI *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") && 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); gdk_window_set_cursor(window, uri ? hand_cursor : text_cursor); TEXTVIEW_STATUSBAR_POP(textview); if (uri) { char *trimmed_uri; gtk_text_buffer_apply_tag_by_name(buffer, "link-hover", &start_iter, &end_iter); trimmed_uri = trim_string(uri->uri, 60); TEXTVIEW_STATUSBAR_PUSH(textview, trimmed_uri); g_free(trimmed_uri); } } } static gboolean textview_get_uri_range(TextView *textview, GtkTextIter *iter, GtkTextTag *tag, GtkTextIter *start_iter, GtkTextIter *end_iter) { GtkTextIter _start_iter, _end_iter; _end_iter = *iter; if (!gtk_text_iter_forward_to_tag_toggle(&_end_iter, tag)) { debug_print("Can't find end"); return FALSE; } _start_iter = _end_iter; if (!gtk_text_iter_backward_to_tag_toggle(&_start_iter, tag)) { debug_print("Can't find start."); return FALSE; } *start_iter = _start_iter; *end_iter = _end_iter; return TRUE; } static RemoteURI *textview_get_uri_from_range(TextView *textview, GtkTextIter *iter, GtkTextTag *tag, GtkTextIter *start_iter, GtkTextIter *end_iter) { gint start_pos, end_pos, cur_pos; RemoteURI *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) { RemoteURI *uri_ = (RemoteURI *)cur->data; if (start_pos == uri_->start && end_pos == uri_->end) { uri = uri_; break; } else 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 RemoteURI *textview_get_uri(TextView *textview, GtkTextIter *iter, GtkTextTag *tag) { GtkTextIter start_iter, end_iter; RemoteURI *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 gboolean textview_uri_button_pressed(GtkTextTag *tag, GObject *obj, GdkEvent *event, GtkTextIter *iter, TextView *textview) { GdkEventButton *bevent; RemoteURI *uri = NULL; 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; bevent = (GdkEventButton *) event; /* doubleclick: open compose / add address / browser */ if ((event->type == GDK_BUTTON_PRESS && bevent->button == 1) || bevent->button == 2 || bevent->button == 3) { if (!g_ascii_strncasecmp(uri->uri, "mailto:", 7)) { if (bevent->button == 3) { g_object_set_data( G_OBJECT(textview->mail_popup_menu), "menu_button", uri); gtk_menu_popup(GTK_MENU(textview->mail_popup_menu), NULL, NULL, NULL, NULL, bevent->button, bevent->time); } else { PrefsAccount *account = NULL; if (textview->messageview && textview->messageview->msginfo && textview->messageview->msginfo->folder) { FolderItem *folder_item; folder_item = textview->messageview->msginfo->folder; if (folder_item->prefs && folder_item->prefs->enable_default_account) account = account_find_from_id(folder_item->prefs->default_account); } compose_new(account, uri->uri + 7, NULL); } return TRUE; } else if (g_ascii_strncasecmp(uri->uri, "file:", 5)) { if (bevent->button == 1 && textview_uri_security_check(textview, uri) == TRUE) open_uri(uri->uri, prefs_common.uri_cmd); else if (bevent->button == 3) { g_object_set_data( G_OBJECT(textview->link_popup_menu), "menu_button", uri); gtk_menu_popup(GTK_MENU(textview->link_popup_menu), NULL, NULL, NULL, NULL, bevent->button, bevent->time); } return TRUE; } else { if (bevent->button == 3) { g_object_set_data( G_OBJECT(textview->file_popup_menu), "menu_button", uri); gtk_menu_popup(GTK_MENU(textview->file_popup_menu), NULL, NULL, NULL, NULL, bevent->button, bevent->time); return TRUE; } } } return FALSE; } /*! *\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 */ static gboolean textview_uri_security_check(TextView *textview, RemoteURI *uri) { gchar *visible_str; gboolean retval = TRUE; GtkTextBuffer *buffer; GtkTextIter start, end; if (is_uri_string(uri->uri) == FALSE) return TRUE; 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); visible_str = gtk_text_buffer_get_text(buffer, &start, &end, FALSE); if (visible_str == NULL) return TRUE; if (strcmp(visible_str, uri->uri) != 0 && is_uri_string(visible_str)) { gchar *uri_path; gchar *visible_uri_path; uri_path = get_uri_path(uri->uri); visible_uri_path = get_uri_path(visible_str); if (strcmp(uri_path, visible_uri_path) != 0) retval = FALSE; } if (retval == FALSE) { gchar *msg; AlertValue aval; msg = g_strdup_printf(_("The real URL (%s) is different from\n" "the apparent URL (%s).\n" "\n" "Open it anyway?"), uri->uri, visible_str); aval = alertpanel_full(_("Fake URL warning"), msg, GTK_STOCK_YES, GTK_STOCK_NO, NULL, FALSE, NULL, ALERT_WARNING, G_ALERTALTERNATE); g_free(msg); if (aval == G_ALERTDEFAULT) retval = TRUE; } g_free(visible_str); return retval; } static void textview_uri_list_remove_all(GSList *uri_list) { GSList *cur; for (cur = uri_list; cur != NULL; cur = cur->next) { if (cur->data) { g_free(((RemoteURI *)cur->data)->uri); g_free(((RemoteURI *)cur->data)->filename); g_free(cur->data); } } g_slist_free(uri_list); } static void open_uri_cb (TextView *textview, guint action, void *data) { RemoteURI *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu), "menu_button"); if (uri == NULL) return; if (textview_uri_security_check(textview, uri) == TRUE) open_uri(uri->uri, prefs_common.uri_cmd); g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button", NULL); } static void open_image_cb (TextView *textview, guint action, void *data) { RemoteURI *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu), "menu_button"); static gchar *default_cmdline = DEFAULT_IMAGE_VIEWER_CMD; gchar buf[1024]; const gchar *cmd; const gchar *def_cmd; const gchar *p; gchar *filename = NULL; gchar *tmp_filename = NULL; if (uri == NULL) return; if (uri->filename == NULL) return; filename = g_strdup(uri->filename); if (!g_utf8_validate(filename, -1, NULL)) { gchar *tmp = conv_filename_to_utf8(filename); g_free(filename); filename = tmp; } subst_for_filename(filename); tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL); copy_file(tmp_filename, filename, FALSE); g_free(tmp_filename); cmd = prefs_common.mime_image_viewer; def_cmd = default_cmdline; if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' && !strchr(p + 2, '%')) g_snprintf(buf, sizeof(buf), cmd, filename); else { if (cmd) g_warning("Image viewer command line is invalid: '%s'", cmd); if (def_cmd) g_snprintf(buf, sizeof(buf), def_cmd, filename); else return; } execute_command_line(buf, TRUE); g_free(filename); g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button", NULL); } static void save_file_cb (TextView *textview, guint action, void *data) { RemoteURI *uri = g_object_get_data(G_OBJECT(textview->file_popup_menu), "menu_button"); gchar *filename = NULL; gchar *filepath = NULL; gchar *filedir = NULL; gchar *tmp_filename = NULL; if (uri == NULL) return; if (uri->filename == NULL) return; filename = g_strdup(uri->filename); if (!g_utf8_validate(filename, -1, NULL)) { gchar *tmp = conv_filename_to_utf8(filename); g_free(filename); filename = tmp; } subst_for_filename(filename); if (prefs_common.attach_save_dir) filepath = g_strconcat(prefs_common.attach_save_dir, G_DIR_SEPARATOR_S, filename, NULL); else filepath = g_strdup(filename); g_free(filename); filename = filesel_select_file_save(_("Save as"), filepath); if (!filename) { g_free(filepath); return; } if (is_file_exist(filename)) { AlertValue aval; gchar *res; res = g_strdup_printf(_("Overwrite existing file '%s'?"), filename); aval = alertpanel(_("Overwrite"), res, GTK_STOCK_OK, GTK_STOCK_CANCEL, NULL); g_free(res); if (G_ALERTDEFAULT != aval) return; } tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL); copy_file(tmp_filename, filename, FALSE); g_free(tmp_filename); filedir = g_path_get_dirname(filename); if (filedir && strcmp(filedir, ".")) { if (prefs_common.attach_save_dir) g_free(prefs_common.attach_save_dir); prefs_common.attach_save_dir = g_strdup(filedir); } g_free(filedir); g_free(filepath); g_object_set_data(G_OBJECT(textview->file_popup_menu), "menu_button", NULL); } static void copy_uri_cb (TextView *textview, guint action, void *data) { RemoteURI *uri = g_object_get_data(G_OBJECT(textview->link_popup_menu), "menu_button"); if (uri == NULL) return; gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_PRIMARY), uri->uri, -1); gtk_clipboard_set_text(gtk_clipboard_get(GDK_SELECTION_CLIPBOARD), uri->uri, -1); g_object_set_data(G_OBJECT(textview->link_popup_menu), "menu_button", NULL); } static void add_uri_to_addrbook_cb (TextView *textview, guint action, void *data) { gchar *fromname, *fromaddress; RemoteURI *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu), "menu_button"); if (uri == NULL) return; /* extract url */ fromaddress = g_strdup(uri->uri + 7); /* Hiroyuki: please put this function in utils.c! */ fromname = procheader_get_fromname(fromaddress); extract_address(fromaddress); g_message("adding from textview %s <%s>", fromname, fromaddress); /* Add to address book - Match */ addressbook_add_contact( fromname, fromaddress, NULL ); g_free(fromaddress); g_free(fromname); } static void mail_to_uri_cb (TextView *textview, guint action, void *data) { PrefsAccount *account = NULL; RemoteURI *uri = g_object_get_data(G_OBJECT(textview->mail_popup_menu), "menu_button"); if (uri == NULL) return; if (textview->messageview && textview->messageview->msginfo && textview->messageview->msginfo->folder) { FolderItem *folder_item; folder_item = textview->messageview->msginfo->folder; if (folder_item->prefs && folder_item->prefs->enable_default_account) account = account_find_from_id(folder_item->prefs->default_account); } compose_new(account, uri->uri + 7, NULL); } static void copy_mail_to_uri_cb (TextView *textview, guint action, void *data) { RemoteURI *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); }