Improve how message body is quoted for reply/forward/etc.
[claws.git] / src / textview.c
index 5575bfdecb3e22def0b064638e3c1ac16d470a8e..0a39b7a9db1245c67289c7ba5b5419df73a23dac 100644 (file)
@@ -1,6 +1,6 @@
 /*
- * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
- * Copyright (C) 1999-2012 Hiroyuki Yamamoto and the Claws Mail team
+ * Claws Mail -- a GTK+ based, lightweight, and fast e-mail client
+ * Copyright (C) 1999-2015 Hiroyuki Yamamoto and the Claws Mail team
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -14,7 +14,7 @@
  *
  * 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
@@ -37,9 +37,6 @@
 #if HAVE_SYS_WAIT_H
 #include <sys/wait.h>
 #endif
-#if HAVE_LIBCOMPFACE
-#  include <compface.h>
-#endif
 
 #include "main.h"
 #include "summaryview.h"
 #include "menu.h"
 #include "image_viewer.h"
 #include "filesel.h"
-#include "base64.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"
 
 static GdkColor quote_colors[3] = {
        {(gulong)0, (gushort)0, (gushort)0, (gushort)0},
@@ -632,34 +630,25 @@ void textview_show_part(TextView *textview, MimeInfo *mimeinfo, FILE *fp)
        cm_return_if_fail(mimeinfo != NULL);
        cm_return_if_fail(fp != NULL);
 
-       if ((mimeinfo->type == MIMETYPE_MULTIPART) ||
-           ((mimeinfo->type == MIMETYPE_MESSAGE) && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
-               textview->loading = TRUE;
-               textview->stop_loading = FALSE;
-               
-               textview_clear(textview);
-               textview_add_parts(textview, mimeinfo);
-
-               textview->loading = FALSE;
-               textview->stop_loading = FALSE;
-               END_TIMING();
-               return;
-       }
        textview->loading = TRUE;
        textview->stop_loading = FALSE;
 
-       if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0)
-               perror("fseek");
-
        textview_clear(textview);
 
-       if (mimeinfo->type == MIMETYPE_MULTIPART)
+       if (mimeinfo->type == MIMETYPE_MULTIPART ||
+           (mimeinfo->type == MIMETYPE_MESSAGE && !g_ascii_strcasecmp(mimeinfo->subtype, "rfc822"))) {
                textview_add_parts(textview, mimeinfo);
-       else
+       } 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();
 }
 
@@ -674,6 +663,7 @@ static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
        const gchar *name;
        gchar *content_type;
        gint charcount;
+
        START_TIMING("");
 
        cm_return_if_fail(mimeinfo != NULL);
@@ -703,7 +693,12 @@ static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
                        END_TIMING();
                        return;
                }
-               fseek(fp, mimeinfo->offset, SEEK_SET);
+               if (fseek(fp, mimeinfo->offset, SEEK_SET) < 0) {
+                       FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
+                       fclose(fp);
+                       END_TIMING();
+                       return;
+               }
                headers = textview_scan_header(textview, fp);
                if (headers) {
                        if (charcount > 0)
@@ -752,7 +747,7 @@ static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
                        filename = procmime_get_tmp_file_name(mimeinfo);
 
                        if ((err = procmime_get_part(filename, mimeinfo)) < 0) {
-                               g_warning("Can't get the image file.(%s)", strerror(-err));
+                               g_warning("Can't get the image file.(%s)", g_strerror(-err));
                                g_free(filename);
                                END_TIMING();
                                return;
@@ -819,7 +814,17 @@ static void textview_add_part(TextView *textview, MimeInfo *mimeinfo)
                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();
 }
@@ -1085,8 +1090,10 @@ static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
                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);
+                       if (tmpfp) {
+                               textview_show_ertf(textview, tmpfp, conv);
+                               fclose(tmpfp);
+                       }
                        claws_unlink(filename);
                }
                g_free(filename);
@@ -1106,14 +1113,14 @@ static void textview_write_body(TextView *textview, MimeInfo *mimeinfo)
 
                if (pipe(pfd) < 0) {
                        g_snprintf(buf, sizeof(buf),
-                               "pipe failed for textview\n\n%s\n", strerror(errno));
+                               "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", strerror(errno));
+                               "fork failed for textview\n\n%s\n", g_strerror(errno));
                        textview_write_line(textview, buf, conv, TRUE);
                        close(pfd[0]);
                        close(pfd[1]);
@@ -1165,7 +1172,11 @@ textview_default:
                        FILE_OP_ERROR(mimeinfo->data.filename, "fopen");
                        return;
                }
-               fseek(tmpfp, mimeinfo->offset, SEEK_SET);
+               if (fseek(tmpfp, mimeinfo->offset, SEEK_SET) < 0) {
+                       FILE_OP_ERROR(mimeinfo->data.filename, "fseek");
+                       fclose(tmpfp);
+                       return;
+               }
                debug_print("Viewing text content of type: %s (length: %d)\n", mimeinfo->subtype, mimeinfo->length);
                while (((i = ftell(tmpfp)) < mimeinfo->offset + mimeinfo->length) &&
                       (fgets(buf, sizeof(buf), tmpfp) != NULL)
@@ -1747,6 +1758,10 @@ void textview_clear(TextView *textview)
 
        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);
@@ -1758,6 +1773,7 @@ void textview_clear(TextView *textview)
        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);
@@ -1872,27 +1888,6 @@ void textview_set_position(TextView *textview, gint pos)
        gtkut_text_view_set_position(text, pos);
 }
 
-static gboolean header_is_internal(Header *header)
-{
-       const gchar *internal_hdrs[] = 
-               {"AF:", "NF:", "PS:", "SRH:", "SFN:", "DSR:", "MID:", 
-                "CFG:", "PT:", "S:", "RQ:", "SSV:", "NSV:", "SSH:", 
-                "R:", "MAID:", "SCF:", "RMID:", "FMID:", "NAID:", 
-                "X-Claws-Account-Id:", "X-Claws-Sign:", "X-Claws-Encrypt:", 
-                "X-Claws-Privacy-System:", "X-Claws-End-Special-Headers:",
-                "X-Sylpheed-Account-Id:", "X-Sylpheed-Sign:", "X-Sylpheed-Encrypt:", 
-                "X-Claws-Auto-Wrapping:", "X-Claws-Auto-Indent:",
-                "X-Sylpheed-Privacy-System:", "X-Sylpheed-End-Special-Headers:",
-                NULL};
-       int i;
-       
-       for (i = 0; internal_hdrs[i]; i++) {
-               if (!strcmp(header->name, internal_hdrs[i]))
-                       return TRUE;
-       }
-       return FALSE;
-}
-
 static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
 {
        gchar buf[BUFFSIZE];
@@ -1908,7 +1903,7 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
                sorted_headers = g_ptr_array_new();
                for (i = 0; i < headers->len; i++) {
                        header = g_ptr_array_index(headers, i);
-                       if (!header_is_internal(header))
+                       if (!procheader_header_is_internal(header->name))
                                g_ptr_array_add(sorted_headers, header);
                        else
                                procheader_header_free(header);
@@ -1951,7 +1946,7 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
        if (prefs_common.show_other_header) {
                for (i = 0; i < headers->len; i++) {
                        header = g_ptr_array_index(headers, i);
-                       if (!header_is_internal(header)) {
+                       if (!procheader_header_is_internal(header->name)) {
                                g_ptr_array_add(sorted_headers, header);
                        } else {
                                procheader_header_free(header);
@@ -1965,26 +1960,32 @@ static GPtrArray *textview_scan_header(TextView *textview, FILE *fp)
        return sorted_headers;
 }
 
-static void textview_show_face(TextView *textview)
+static void textview_show_avatar(TextView *textview)
 {
        GtkAllocation allocation;
        GtkTextView *text = GTK_TEXT_VIEW(textview->text);
        MsgInfo *msginfo = textview->messageview->msginfo;
        int x = 0;
-       gchar *face;
+       AvatarRender *avatarr;
        
        if (prefs_common.display_header_pane || !prefs_common.display_xface)
                goto bail;
        
-       face = procmsg_msginfo_get_avatar(msginfo, AVATAR_FACE);
-       if (!face)
+       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 = face_get_from_header(face);
-       cm_return_if_fail(textview->image != NULL);
+       textview->image = avatarr->image;
+       textview->avatar_type = avatarr->type;
+       avatarr->image = NULL; /* avoid destroying */
+       avatars_avatarrender_free(avatarr);
 
        gtk_widget_show(textview->image);
        
@@ -1995,13 +1996,13 @@ static void textview_show_face(TextView *textview)
                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; 
+       textview->avatar_type = 0;
 }
 
 void textview_show_icon(TextView *textview, const gchar *stock_id)
@@ -2030,58 +2031,6 @@ void textview_show_icon(TextView *textview, const gchar *stock_id)
        return;
 }
 
-#if HAVE_LIBCOMPFACE
-static void textview_show_xface(TextView *textview)
-{
-       GtkAllocation allocation;
-       MsgInfo *msginfo = textview->messageview->msginfo;
-       GtkTextView *text = GTK_TEXT_VIEW(textview->text);
-       int x = 0;
-       GdkWindow *window = NULL;
-       gchar *face, *xface;
-       
-       if (prefs_common.display_header_pane || !prefs_common.display_xface)
-               goto bail;
-       
-       if (!msginfo || !msginfo->extradata || !msginfo->extradata->avatars)
-               goto bail;
-
-       face = procmsg_msginfo_get_avatar(msginfo, AVATAR_FACE);
-       if (face)
-               return;
-       
-       xface = procmsg_msginfo_get_avatar(msginfo, AVATAR_XFACE);
-       if (!xface || strlen(xface) < 5)
-               goto bail;
-
-       if (textview->image) 
-               gtk_widget_destroy(textview->image);
-
-       window = mainwindow_get_mainwindow() ?
-                       mainwindow_get_mainwindow()->window->window :
-                       textview->text->window;
-       textview->image = xface_get_from_header(xface);
-       cm_return_if_fail(textview->image != NULL);
-
-       gtk_widget_show(textview->image);
-       
-       gtk_widget_get_allocation(textview->text, &allocation);
-       x = 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_save_contact_pic(TextView *textview)
 {
 #ifndef USE_NEW_ADDRBOOK
@@ -2089,14 +2038,11 @@ static void textview_save_contact_pic(TextView *textview)
        gchar *filename = NULL;
        GError *error = NULL;
        GdkPixbuf *picture = NULL;
-       gchar *face, *xface;
-                               
+
        if (!msginfo->extradata || !msginfo->extradata->avatars)
                return;
 
-       face = procmsg_msginfo_get_avatar(msginfo, AVATAR_FACE);
-        xface = procmsg_msginfo_get_avatar(msginfo, AVATAR_XFACE);
-       if (!face && !xface)
+       if (textview->avatar_type > AVATAR_FACE)
                return;
 
        if (textview->image) 
@@ -2130,15 +2076,12 @@ static void textview_show_contact_pic(TextView *textview)
        GdkPixbuf *picture = NULL;
        gint w, h;
        GtkAllocation allocation;
-       gchar *face, *xface;
-                               
+
        if (prefs_common.display_header_pane
                || !prefs_common.display_xface)
                goto bail;
        
-       face = procmsg_msginfo_get_avatar(msginfo, AVATAR_FACE);
-       xface = procmsg_msginfo_get_avatar(msginfo, AVATAR_XFACE);
-       if (msginfo->extradata && (face || xface)) /* FIXME extradata not needed */
+       if (msginfo->extradata && msginfo->extradata->avatars)
                return;
 
        if (textview->image) 
@@ -2190,6 +2133,7 @@ bail:
        if (textview->image) 
                gtk_widget_destroy(textview->image);
        textview->image = NULL;
+       textview->avatar_type = 0;
 #else
        /* new address book */
 #endif 
@@ -2206,7 +2150,7 @@ static gint textview_tag_cmp_list(gconstpointer a, gconstpointer b)
                return tag_b == NULL ? 0:1;
        
        if (tag_b == NULL)
-               return tag_a == NULL ? 0:1;
+               return 1;
 
        return g_utf8_collate(tag_a, tag_b);
 }
@@ -2345,10 +2289,8 @@ static void textview_show_header(TextView *textview, GPtrArray *headers)
                                                         "header", NULL);
        }
        
-       textview_show_face(textview);
-#if HAVE_LIBCOMPFACE
-       textview_show_xface(textview);
-#endif
+       textview_show_avatar(textview);
+
        textview_save_contact_pic(textview);
        textview_show_contact_pic(textview);
 }
@@ -2409,7 +2351,7 @@ void textview_scroll_max(TextView *textview, gboolean up)
 static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
                                 TextView *textview)
 {
-       GdkWindow *window;
+       GdkWindow *window = NULL;
        SummaryView *summaryview = NULL;
        MessageView *messageview = textview->messageview;
 
@@ -2455,15 +2397,17 @@ static gint textview_key_pressed(GtkWidget *widget, GdkEventKey *event,
                        summary_pass_key_press_event(summaryview, event);
                break;
        default:
-               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);
+               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;
        }
@@ -3013,7 +2957,7 @@ static void open_image_cb (GtkAction *action, TextView *textview)
        gchar *cmd = NULL;
        gchar buf[1024];
        const gchar *p;
-       gchar *filename = NULL;
+       gchar *filename = NULL, *filepath = NULL;
        gchar *tmp_filename = NULL;
 
        if (uri == NULL)
@@ -3032,8 +2976,11 @@ static void open_image_cb (GtkAction *action, TextView *textview)
 
        subst_for_filename(filename);
 
+       filepath = g_strconcat(get_mime_tmp_dir(), G_DIR_SEPARATOR_S,
+                              filename, NULL);
+
        tmp_filename = g_filename_from_uri(uri->uri, NULL, NULL);
-       copy_file(tmp_filename, filename, FALSE);
+       copy_file(tmp_filename, filepath, FALSE);
        g_free(tmp_filename);
 
        cmd = mailcap_get_command_for_type("image/jpeg", filename);
@@ -3052,14 +2999,17 @@ static void open_image_cb (GtkAction *action, TextView *textview)
        }
        if (cmd && (p = strchr(cmd, '%')) && *(p + 1) == 's' &&
            !strchr(p + 2, '%'))
-               g_snprintf(buf, sizeof(buf), cmd, filename);
+               g_snprintf(buf, sizeof(buf), cmd, filepath);
        else {
                g_warning("Image viewer command-line is invalid: '%s'", cmd);
+               g_free(filepath);
+               g_free(filename);
                return;
        }
 
        execute_command_line(buf, TRUE);
 
+       g_free(filepath);
        g_free(filename);
        g_free(cmd);
 
@@ -3097,7 +3047,8 @@ static void save_file_cb (GtkAction *action, TextView *textview)
                filepath = g_strconcat(prefs_common.attach_save_dir,
                                       G_DIR_SEPARATOR_S, filename, NULL);
        else
-               filepath = g_strdup(filename);
+               filepath = g_strconcat(get_home_dir(), G_DIR_SEPARATOR_S,
+                                      filename, NULL);
 
        g_free(filename);
 
@@ -3170,7 +3121,7 @@ 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");
-       GtkWidget *image = NULL;
+       AvatarRender *avatarr = NULL;
        GdkPixbuf *picture = NULL;
        gboolean use_picture = FALSE;
 
@@ -3188,26 +3139,16 @@ static void add_uri_to_addrbook_cb (GtkAction *action, TextView *textview)
        extract_address(fromaddress);
 
        if (use_picture) {
-               gchar *face = procmsg_msginfo_get_avatar(
-                                       textview->messageview->msginfo,
-                                       AVATAR_FACE);
-               if (face) {
-                       image = face_get_from_header(face);
-               }
-#if HAVE_LIBCOMPFACE 
-               else {
-                       gchar *xface = procmsg_msginfo_get_avatar(
-                                               textview->messageview->msginfo,
-                                               AVATAR_XFACE);
-                       if (xface) {
-                               image = xface_get_from_header(xface);
-                       }
-               }
-#endif
+               avatarr = avatars_avatarrender_new(textview->messageview->msginfo);
+               hooks_invoke(AVATAR_IMAGE_RENDER_HOOKLIST, avatarr);
        }
 
-       if (image)
-               picture = gtk_image_get_pixbuf(GTK_IMAGE(image));
+       if (avatarr && avatarr->image) {
+               picture = gtk_image_get_pixbuf(GTK_IMAGE(avatarr->image));
+       }
+       if (avatarr) {
+               avatars_avatarrender_free(avatarr);
+       }
 
 #ifndef USE_NEW_ADDRBOOK
        addressbook_add_contact( fromname, fromaddress, NULL, picture);