diff options
| -rw-r--r-- | ChangeLog | 7 | ||||
| -rw-r--r-- | configure.in | 1 | ||||
| -rw-r--r-- | plugin/Makefile.am | 2 | ||||
| -rw-r--r-- | plugin/attachment_tool/Makefile.am | 21 | ||||
| -rw-r--r-- | plugin/attachment_tool/README | 26 | ||||
| -rw-r--r-- | plugin/attachment_tool/attachment_tool.c | 285 |
6 files changed, 341 insertions, 1 deletions
@@ -1,5 +1,12 @@ 2010-08-04 + * configure.in + plugin/Makefile.am + plugin/attachment_tool/*: added new plug-in 'Attachment Tool + Plug-in'. This plug-in is distributed under the GNU LGPL. + +2010-08-04 + * src/plugin.[ch] src/main.c src/summaryview.[ch]: added/fixed SummaryView and alert panel diff --git a/configure.in b/configure.in index 6b10c5c3..4aecdba1 100644 --- a/configure.in +++ b/configure.in @@ -457,6 +457,7 @@ src/sylpheed.rc src/Makefile src/icons/Makefile plugin/Makefile +plugin/attachment_tool/Makefile plugin/test/Makefile po/Makefile.in faq/Makefile diff --git a/plugin/Makefile.am b/plugin/Makefile.am index 02af5b3e..5f2ed523 100644 --- a/plugin/Makefile.am +++ b/plugin/Makefile.am @@ -1 +1 @@ -SUBDIRS = test +SUBDIRS = attachment_tool test diff --git a/plugin/attachment_tool/Makefile.am b/plugin/attachment_tool/Makefile.am new file mode 100644 index 00000000..9fc7f39e --- /dev/null +++ b/plugin/attachment_tool/Makefile.am @@ -0,0 +1,21 @@ +libdir = $(plugindir) + +lib_LTLIBRARIES = attachment_tool.la + +attachment_tool_la_SOURCES = attachment_tool.c +attachment_tool_la_LDFLAGS = -module -no-undefined -avoid-version + +INCLUDES = \ + $(GTK_CFLAGS) \ + -I$(includedir) \ + -I$(top_srcdir) \ + -I$(top_srcdir)/libsylph \ + -I$(top_srcdir)/src + +test_la_LIBADD = \ + $(GTK_LIBS) \ + $(top_builddir)/src/libsylpheed-plugin-0.la \ + $(top_builddir)/libsylph/libsylph-0.la + +install: +install-plugin: install-am diff --git a/plugin/attachment_tool/README b/plugin/attachment_tool/README new file mode 100644 index 00000000..159a2aff --- /dev/null +++ b/plugin/attachment_tool/README @@ -0,0 +1,26 @@ +Attachment Tool Plug-in +======================= + +This is a plug-in for handling messages with attached files. + +Currently, this plug-in can only remove data of attached files with file name. +MIME structure will be retained, and users will see 0 byte files. + +This tool is available on local folders only. + +Requirement +----------- + +This plug-in requires Sylpheed 3.1beta3 or later. + +Install +------- + +This plugin will not be installed by 'make install'. +To install this test plugin, type 'make install-plugin'. + +Usage +----- + +1. Select target messages in the summary view. +2. Select 'Tools - Remove attachments'. diff --git a/plugin/attachment_tool/attachment_tool.c b/plugin/attachment_tool/attachment_tool.c new file mode 100644 index 00000000..9db808c2 --- /dev/null +++ b/plugin/attachment_tool/attachment_tool.c @@ -0,0 +1,285 @@ +/* + * Attachment Tool Plug-in -- an attachment processing plug-in for Sylpheed + * Copyright (C) 2010 Hiroyuki Yamamoto + * + * This library is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * This library 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 + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with this library; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include "defs.h" + +#include <glib.h> +#include <gtk/gtk.h> + +#include <stdio.h> +#include <sys/stat.h> + +#include "sylmain.h" +#include "plugin.h" +#include "procmsg.h" +#include "procmime.h" +#include "utils.h" + +#include <glib/gi18n-lib.h> + +static SylPluginInfo info = { + "Attachment Tool Plug-in", + "0.1.0", + "Hiroyuki Yamamoto", + "Attachment processing plug-in for Sylpheed" +}; + +static void remove_attachment_cb(void); + +void plugin_load(void) +{ + debug_print("initializing attachment_tool plug-in\n"); + + syl_plugin_add_menuitem("/Tools", NULL, NULL, NULL); + syl_plugin_add_menuitem("/Tools", _("Remove attachments"), remove_attachment_cb, NULL); + + debug_print("attachment_tool plug-in loading done.\n"); +} + +void plugin_unload(void) +{ + debug_print("attachment_tool plug-in unloaded.\n"); +} + +SylPluginInfo *plugin_info(void) +{ + return &info; +} + +gint plugin_interface_version(void) +{ + return SYL_PLUGIN_INTERFACE_VERSION; +} + +static gboolean remove_attachment_rec(MimeInfo *partinfo, FILE *fp, FILE *outfp) +{ + gchar buf[BUFFSIZE]; + gchar *boundary = NULL; + gint boundary_len = 0; + gboolean err = FALSE; + + while (partinfo) { + gboolean is_attach_part = FALSE; + gint count; + + debug_print("------------------------------------------------- begin %s\n", partinfo->content_type); + debug_print("fpos = %ld\n", partinfo->fpos); + debug_print("content_type = %s\n", partinfo->content_type); + + if (partinfo->filename || partinfo->name) { + is_attach_part = TRUE; + debug_print("skip this body\n"); + } + + if (fseek(fp, partinfo->fpos, SEEK_SET) < 0) { + perror("fseek"); + err = TRUE; + break; + } + /* write part headers */ + count = 0; + while (fgets(buf, sizeof(buf), fp) != NULL) { + count++; + fputs(buf, outfp); + if (buf[0] == '\r' || buf[0] == '\n') break; + } + debug_print("wrote header: %d lines\n", count); + + /* write until first boundary */ + count = 0; + if (partinfo->children && partinfo->boundary) { + boundary = partinfo->boundary; + boundary_len = strlen(boundary); + debug_print("write until %s\n", boundary); + while (fgets(buf, sizeof(buf), fp) != NULL) { + count++; + if (IS_BOUNDARY(buf, boundary, boundary_len)) { + fputs(buf, outfp); + debug_print("start boundary: %s", buf); + break; + } else { + fputs(buf, outfp); + } + } + debug_print("wrote %d lines\n", count); + } + + if (partinfo->sub) { + debug_print("enter rfc822 -----------------------------\n"); + err = !remove_attachment_rec(partinfo->sub, fp, outfp); + debug_print("leave rfc822 -----------------------------\n"); + if (err) + break; + } else if (partinfo->children) { + debug_print("enter child -----------------------------\n"); + err = !remove_attachment_rec + (partinfo->children, fp, outfp); + debug_print("leave child -----------------------------\n"); + if (err) + break; + } + + if (partinfo->parent && partinfo->parent->boundary) { + boundary = partinfo->parent->boundary; + boundary_len = strlen(boundary); + debug_print("boundary = %s\n", boundary); + } else { + boundary = NULL; + boundary_len = 0; + } + + /* write (or skip) part body and end boundary */ + if (boundary && !partinfo->main) { + count = 0; + debug_print("write until %s\n", boundary); + while (fgets(buf, sizeof(buf), fp) != NULL) { + if (IS_BOUNDARY(buf, boundary, boundary_len)) { + count++; + fputs(buf, outfp); + debug_print("end boundary: %s", buf); + break; + } else { + if (!is_attach_part) + count++; + if (!is_attach_part) + fputs(buf, outfp); + } + } + debug_print("wrote body: %d lines\n", count); + } + + debug_print("------------------------------------------------- end %s\n", partinfo->content_type); + + partinfo = partinfo->next; + } + + return !err; +} + +static gboolean remove_attachment(MsgInfo *msginfo) +{ + MimeInfo *mimeinfo; + FILE *fp, *outfp; + gchar *infile, *outfile; + gboolean err = FALSE; + + mimeinfo = procmime_scan_message(msginfo); + g_return_val_if_fail(mimeinfo != NULL, FALSE); + + if ((fp = procmsg_open_message(msginfo)) == NULL) { + procmime_mimeinfo_free_all(mimeinfo); + return FALSE; + } + + infile = procmsg_get_message_file(msginfo); + outfile = g_strconcat(infile, ".tmp", NULL); + debug_print("infile: %s\n", infile); + debug_print("outfile: %s\n", outfile); + + if ((outfp = g_fopen(outfile, "wb")) == NULL) { + g_free(outfile); + g_free(infile); + procmime_mimeinfo_free_all(mimeinfo); + return FALSE; + } + + err = !remove_attachment_rec(mimeinfo, fp, outfp); + + if (fclose(outfp) == EOF) { + FILE_OP_ERROR(outfile, "fclose"); + err = TRUE; + } + + fclose(fp); + + if (!err) { + debug_print("overwriting original message file: %s\n", infile); + if (copy_file(outfile, infile, TRUE) == 0) { + struct stat s; + if (g_stat(infile, &s) == 0) { + msginfo->size = s.st_size; + msginfo->mtime = s.st_mtime; + } + if (msginfo->folder) + msginfo->folder->cache_dirty = TRUE; + } else + err = TRUE; + } + + g_unlink(outfile); + g_free(outfile); + g_free(infile); + procmime_mimeinfo_free_all(mimeinfo); + + return !err; +} + +static void remove_attachment_cb(void) +{ + FolderItem *item; + GSList *mlist, *cur; + gint val; + + debug_print("remove_attachment_cb\n"); + + if (syl_plugin_summary_is_locked()) + return; + + item = syl_plugin_summary_get_current_folder(); + if (!item || !item->folder || FOLDER_TYPE(item->folder) != F_MH || + item->stype == F_VIRTUAL) { + syl_plugin_alertpanel_message(_("Error"), _("This tool is available on local folders only."), 3); + return; + } + + mlist = syl_plugin_summary_get_selected_msg_list(); + if (!mlist) + return; + + val = syl_plugin_alertpanel(_("Remove attachments"), + _("Do you really remove attached files from the selected messages?"), + GTK_STOCK_YES, GTK_STOCK_NO, NULL); + if (val != 0) { + g_slist_free(mlist); + return; + } + + for (cur = mlist; cur != NULL; cur = cur->next) { + MsgInfo *msginfo = (MsgInfo *)cur->data; + + if (!msginfo) + continue; + if (!MSG_IS_MIME(msginfo->flags)) { + debug_print("message %u is not multi-part. skipping.\n", msginfo->msgnum); + continue; + } + debug_print("Removing attachments of message: %u: %s\n", msginfo->msgnum, msginfo->subject ? msginfo->subject : "(No Subject)"); + + if (!remove_attachment(msginfo)) { + g_warning("Cannot remove attachments from %u: %s\n", msginfo->msgnum, msginfo->subject ? msginfo->subject : "(No Subject)"); + break; + } + + syl_plugin_summary_update_by_msgnum(msginfo->msgnum); + } + + g_slist_free(mlist); + + syl_plugin_summary_redisplay_msg(); +} |