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diff --git a/plug-ins/common/mail.c b/plug-ins/common/mail.c
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+/* GIMP - The GNU Image Manipulation Program
+ * Copyright (C) 1995 Spencer Kimball and Peter Mattis
+ * Copyright (C) 1997 Daniel Risacher
+ *
+ * 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 <https://www.gnu.org/licenses/>.
+ */
+
+/*
+ * GUMP - Gimp Useless Mail Plugin
+ * (or Gump Useless Mail Plugin if you prefer)
+ *
+ * by Adrian Likins <adrian@gimp.org>
+ * MIME encapsulation by Reagan Blundell <reagan@emails.net>
+ *
+ * As always: The utility of this plugin is left as an exercise for
+ * the reader
+ *
+ */
+
+#include "config.h"
+
+#include <string.h>
+
+#ifdef SENDMAIL
+#include <sys/types.h>
+#include <sys/wait.h>
+#endif
+
+#include <glib/gstdio.h>
+
+#include <libgimp/gimp.h>
+#include <libgimp/gimpui.h>
+
+#include "libgimp/stdplugins-intl.h"
+
+#define BUFFER_SIZE 256
+
+#define PLUG_IN_PROC "plug-in-mail-image"
+#define PLUG_IN_BINARY "mail"
+#define PLUG_IN_ROLE "gimp-mail"
+
+typedef struct
+{
+ gchar filename[BUFFER_SIZE];
+ gchar receipt[BUFFER_SIZE];
+ gchar from[BUFFER_SIZE];
+ gchar subject[BUFFER_SIZE];
+ gchar comment[BUFFER_SIZE];
+} m_info;
+
+
+static void query (void);
+static void run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals);
+
+static GimpPDBStatusType send_image (const gchar *filename,
+ gint32 image_ID,
+ gint32 drawable_ID,
+ gint32 run_mode);
+
+static gboolean send_dialog (void);
+static void mail_entry_callback (GtkWidget *widget,
+ gchar *data);
+static gboolean valid_file (const gchar *filename);
+static gchar * find_extension (const gchar *filename);
+
+#ifdef SENDMAIL
+static void mesg_body_callback (GtkTextBuffer *buffer,
+ gpointer data);
+
+static gchar * sendmail_content_type (const gchar *filename);
+static void sendmail_create_headers (FILE *mailpipe);
+static gboolean sendmail_to64 (const gchar *filename,
+ FILE *outfile,
+ GError **error);
+static FILE * sendmail_pipe (gchar **cmd,
+ GPid *pid);
+#endif
+
+
+const GimpPlugInInfo PLUG_IN_INFO =
+{
+ NULL, /* init_proc */
+ NULL, /* quit_proc */
+ query, /* query_proc */
+ run, /* run_proc */
+};
+
+static m_info mail_info =
+{
+ "", "", "", "", ""
+};
+
+static gchar *mesg_body = NULL;
+
+
+MAIN ()
+
+static void
+query (void)
+{
+ gchar *email_bin;
+
+ static const GimpParamDef args[] =
+ {
+ { GIMP_PDB_INT32, "run-mode", "The run mode { RUN-INTERACTIVE (0), RUN-NONINTERACTIVE (1) }" },
+ { GIMP_PDB_IMAGE, "image", "Input image" },
+ { GIMP_PDB_DRAWABLE, "drawable", "Drawable to save" },
+ { GIMP_PDB_STRING, "filename", "The name of the file to save the image in" },
+ { GIMP_PDB_STRING, "to-address", "The email address to send to" },
+ { GIMP_PDB_STRING, "from-address", "The email address for the From: field" },
+ { GIMP_PDB_STRING, "subject", "The subject" },
+ { GIMP_PDB_STRING, "comment", "The Comment" },
+ { GIMP_PDB_INT32, "encapsulation", "ignored" }
+ };
+
+ /* Check if xdg-email or sendmail is installed.
+ * TODO: allow setting the location of the executable in preferences.
+ */
+#ifdef SENDMAIL
+ if (strlen (SENDMAIL) == 0)
+ {
+ email_bin = g_find_program_in_path ("sendmail");
+ }
+ else
+ {
+ /* If a directory has been set at build time, we assume that sendmail
+ * can only be in this directory. */
+ email_bin = g_build_filename (SENDMAIL, "sendmail", NULL);
+ if (! g_file_test (email_bin, G_FILE_TEST_IS_EXECUTABLE))
+ {
+ g_free (email_bin);
+ email_bin = NULL;
+ }
+ }
+#else
+ email_bin = g_find_program_in_path ("xdg-email");
+#endif
+
+ if (email_bin == NULL)
+ return;
+
+ gimp_install_procedure (PLUG_IN_PROC,
+ N_("Send the image by email"),
+#ifdef SENDMAIL
+ "Sendmail is used to send emails and must be properly configured.",
+#else /* xdg-email */
+ "The preferred email composer is used to send emails and must be properly configured.",
+#endif
+ "Adrian Likins, Reagan Blundell",
+ "Adrian Likins, Reagan Blundell, Daniel Risacher, "
+ "Spencer Kimball and Peter Mattis",
+ "1995-1997",
+ N_("Send by E_mail..."),
+ "*",
+ GIMP_PLUGIN,
+ G_N_ELEMENTS (args), 0,
+ args, NULL);
+
+ gimp_plugin_menu_register (PLUG_IN_PROC, "<Image>/File/Send");
+ gimp_plugin_icon_register (PLUG_IN_PROC, GIMP_ICON_TYPE_ICON_NAME,
+ (const guint8 *) GIMP_ICON_EDIT);
+
+ g_free (email_bin);
+}
+
+static void
+run (const gchar *name,
+ gint nparams,
+ const GimpParam *param,
+ gint *nreturn_vals,
+ GimpParam **return_vals)
+{
+ static GimpParam values[2];
+ GimpRunMode run_mode;
+ GimpPDBStatusType status = GIMP_PDB_SUCCESS;
+ gint32 image_ID;
+ gint32 drawable_ID;
+
+ INIT_I18N ();
+
+ run_mode = param[0].data.d_int32;
+ image_ID = param[1].data.d_image;
+ drawable_ID = param[2].data.d_drawable;
+
+ *nreturn_vals = 1;
+ *return_vals = values;
+
+ values[0].type = GIMP_PDB_STATUS;
+ values[0].data.d_status = GIMP_PDB_EXECUTION_ERROR;
+
+ if (strcmp (name, PLUG_IN_PROC) == 0)
+ {
+ switch (run_mode)
+ {
+ case GIMP_RUN_INTERACTIVE:
+ gimp_get_data (PLUG_IN_PROC, &mail_info);
+ {
+ gchar *filename = gimp_image_get_filename (image_ID);
+
+ if (filename)
+ {
+ gchar *basename = g_filename_display_basename (filename);
+
+ g_strlcpy (mail_info.filename, basename, BUFFER_SIZE);
+ g_free (basename);
+ g_free (filename);
+ }
+ }
+
+ if (! send_dialog ())
+ status = GIMP_PDB_CANCEL;
+ break;
+
+ case GIMP_RUN_NONINTERACTIVE:
+ /* Make sure all the arguments are there! */
+ if (nparams < 8)
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+ else
+ {
+ g_strlcpy (mail_info.filename,
+ param[3].data.d_string, BUFFER_SIZE);
+ g_strlcpy (mail_info.receipt,
+ param[4].data.d_string, BUFFER_SIZE);
+ g_strlcpy (mail_info.from,
+ param[5].data.d_string, BUFFER_SIZE);
+ g_strlcpy (mail_info.subject,
+ param[6].data.d_string, BUFFER_SIZE);
+ g_strlcpy (mail_info.comment,
+ param[7].data.d_string, BUFFER_SIZE);
+ }
+ break;
+
+ case GIMP_RUN_WITH_LAST_VALS:
+ gimp_get_data (PLUG_IN_PROC, &mail_info);
+ break;
+
+ default:
+ break;
+ }
+
+ if (status == GIMP_PDB_SUCCESS)
+ {
+ status = send_image (mail_info.filename,
+ image_ID,
+ drawable_ID,
+ run_mode);
+
+ if (status == GIMP_PDB_SUCCESS)
+ {
+ if (mesg_body)
+ g_strlcpy (mail_info.comment, mesg_body, BUFFER_SIZE);
+
+ gimp_set_data (PLUG_IN_PROC, &mail_info, sizeof (m_info));
+ }
+ }
+ }
+ else
+ {
+ status = GIMP_PDB_CALLING_ERROR;
+ }
+
+ values[0].data.d_status = status;
+}
+
+static GimpPDBStatusType
+send_image (const gchar *filename,
+ gint32 image_ID,
+ gint32 drawable_ID,
+ gint32 run_mode)
+{
+ GimpPDBStatusType status = GIMP_PDB_SUCCESS;
+ gchar *ext;
+ gchar *tmpname;
+#ifndef SENDMAIL /* xdg-email */
+ gchar *mailcmd[9];
+ gchar *filepath = NULL;
+ GFile *tmp_dir = NULL;
+ GFileEnumerator *enumerator;
+ gint i;
+#else /* SENDMAIL */
+ gchar *mailcmd[3];
+ GPid mailpid;
+ FILE *mailpipe = NULL;
+#endif
+ GError *error = NULL;
+
+ ext = find_extension (filename);
+
+ if (ext == NULL)
+ return GIMP_PDB_CALLING_ERROR;
+
+ /* get a temp name with the right extension and save into it. */
+ tmpname = gimp_temp_name (ext + 1);
+
+ if (! (gimp_file_save (run_mode,
+ image_ID,
+ drawable_ID,
+ tmpname,
+ tmpname) && valid_file (tmpname)))
+ {
+ goto error;
+ }
+
+#ifndef SENDMAIL /* xdg-email */
+ /* From xdg-email doc:
+ * "Some e-mail applications require the file to remain present
+ * after xdg-email returns."
+ * As a consequence, the file cannot be removed at the end of the
+ * function. We actually have no way to ever know *when* the file can
+ * be removed since the caller could leave the email window opened for
+ * hours. Yet we still want to clean sometimes and not have temporary
+ * images piling up.
+ * So I use a known directory that we control under $GIMP_DIRECTORY/tmp/,
+ * and clean it out each time the plugin runs. This means that *if* you
+ * are in the above case (your email client requires the file to stay
+ * alive), * you cannot run twice the plugin at the same time.
+ */
+ tmp_dir = gimp_directory_file ("tmp", PLUG_IN_PROC, NULL);
+
+ if (g_mkdir_with_parents (gimp_file_get_utf8_name (tmp_dir),
+ S_IRUSR | S_IWUSR | S_IXUSR) == -1)
+ {
+ g_message ("Temporary directory %s could not be created.",
+ gimp_file_get_utf8_name (tmp_dir));
+ g_error_free (error);
+ goto error;
+ }
+
+ enumerator = g_file_enumerate_children (tmp_dir,
+ G_FILE_ATTRIBUTE_STANDARD_TYPE,
+ G_FILE_QUERY_INFO_NOFOLLOW_SYMLINKS,
+ NULL, NULL);
+ if (enumerator)
+ {
+ GFileInfo *info;
+
+ while ((info = g_file_enumerator_next_file (enumerator,
+ NULL, NULL)))
+ {
+ if (g_file_info_get_file_type (info) == G_FILE_TYPE_REGULAR)
+ {
+ GFile *file = g_file_enumerator_get_child (enumerator, info);
+ g_file_delete (file, NULL, NULL);
+ g_object_unref (file);
+ }
+
+ g_object_unref (info);
+ }
+
+ g_object_unref (enumerator);
+ }
+
+ filepath = g_build_filename (gimp_file_get_utf8_name (tmp_dir),
+ mail_info.filename, NULL);
+ g_rename (tmpname, filepath);
+
+ mailcmd[0] = g_strdup ("xdg-email");
+ mailcmd[1] = "--attach";
+ mailcmd[2] = filepath;
+ i = 3;
+ if (strlen (mail_info.subject) > 0)
+ {
+ mailcmd[i++] = "--subject";
+ mailcmd[i++] = mail_info.subject;
+ }
+ if (strlen (mail_info.comment) > 0)
+ {
+ mailcmd[i++] = "--body";
+ mailcmd[i++] = mail_info.comment;
+ }
+ if (strlen (mail_info.receipt) > 0)
+ {
+ mailcmd[i++] = mail_info.receipt;
+ }
+ mailcmd[i] = NULL;
+
+ if (! g_spawn_async (NULL, mailcmd, NULL,
+ G_SPAWN_SEARCH_PATH,
+ NULL, NULL, NULL, &error))
+ {
+ g_message ("%s", error->message);
+ g_error_free (error);
+ goto error;
+ }
+
+#else /* SENDMAIL */
+ /* construct the "sendmail user@location" line */
+ if (strlen (SENDMAIL) == 0)
+ mailcmd[0] = g_strdup ("sendmail");
+ else
+ mailcmd[0] = g_build_filename (SENDMAIL, "sendmail", NULL);
+
+ mailcmd[1] = mail_info.receipt;
+ mailcmd[2] = NULL;
+
+ /* create a pipe to sendmail */
+ mailpipe = sendmail_pipe (mailcmd, &mailpid);
+
+ if (mailpipe == NULL)
+ return GIMP_PDB_EXECUTION_ERROR;
+
+ sendmail_create_headers (mailpipe);
+
+ fflush (mailpipe);
+
+ if (! sendmail_to64 (tmpname, mailpipe, &error))
+ {
+ g_message ("%s", error->message);
+ g_error_free (error);
+ goto error;
+ }
+
+ fprintf (mailpipe, "\n--GUMP-MIME-boundary--\n");
+#endif
+
+ goto cleanup;
+
+error:
+ /* stop sendmail from doing anything */
+#ifdef SENDMAIL
+ kill (mailpid, SIGINT);
+#endif
+ status = GIMP_PDB_EXECUTION_ERROR;
+
+cleanup:
+ /* close out the sendmail process */
+#ifdef SENDMAIL
+ if (mailpipe)
+ {
+ fclose (mailpipe);
+ waitpid (mailpid, NULL, 0);
+ g_spawn_close_pid (mailpid);
+ }
+
+ /* delete the tmpfile that was generated */
+ g_unlink (tmpname);
+#else
+ if (tmp_dir)
+ g_object_unref (tmp_dir);
+ if (filepath)
+ g_free (filepath);
+#endif
+
+ g_free (mailcmd[0]);
+ g_free (tmpname);
+
+ return status;
+}
+
+
+static gboolean
+send_dialog (void)
+{
+ GtkWidget *dlg;
+ GtkWidget *main_vbox;
+ GtkWidget *entry;
+ GtkWidget *table;
+#ifdef SENDMAIL
+ GtkWidget *scrolled_window;
+ GtkWidget *text_view;
+ GtkTextBuffer *text_buffer;
+#endif
+ gchar *gump_from;
+ gint row = 0;
+ gboolean run;
+
+ gimp_ui_init (PLUG_IN_BINARY, FALSE);
+
+ /* check gimprc for a preferred "From:" address */
+ gump_from = gimp_gimprc_query ("gump-from");
+
+ if (gump_from)
+ {
+ g_strlcpy (mail_info.from, gump_from, BUFFER_SIZE);
+ g_free (gump_from);
+ }
+
+ dlg = gimp_dialog_new (_("Send by Email"), PLUG_IN_ROLE,
+ NULL, 0,
+ gimp_standard_help_func, PLUG_IN_PROC,
+
+ _("_Cancel"), GTK_RESPONSE_CANCEL,
+ _("_Send"), GTK_RESPONSE_OK,
+
+ NULL);
+
+ gtk_dialog_set_alternative_button_order (GTK_DIALOG (dlg),
+ GTK_RESPONSE_OK,
+ GTK_RESPONSE_CANCEL,
+ -1);
+
+ gimp_window_set_transient (GTK_WINDOW (dlg));
+
+ main_vbox = gtk_box_new (GTK_ORIENTATION_VERTICAL, 12);
+ gtk_container_set_border_width (GTK_CONTAINER (main_vbox), 12);
+ gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dlg))),
+ main_vbox, TRUE, TRUE, 0);
+ gtk_widget_show (main_vbox);
+
+ /* table */
+ table = gtk_table_new (5, 2, FALSE);
+ gtk_box_pack_start (GTK_BOX (main_vbox), table, FALSE, FALSE, 0);
+ gtk_widget_show (table);
+
+ gtk_table_set_row_spacings (GTK_TABLE (table), 6);
+ gtk_table_set_row_spacing (GTK_TABLE (table), 0, 12);
+ gtk_table_set_col_spacings (GTK_TABLE (table), 6);
+
+ /* Filename entry */
+ entry = gtk_entry_new ();
+ gtk_widget_set_size_request (entry, 200, -1);
+ gtk_entry_set_max_length (GTK_ENTRY (entry), BUFFER_SIZE - 1);
+ gtk_entry_set_text (GTK_ENTRY (entry), mail_info.filename);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
+ _("_Filename:"), 0.0, 0.5,
+ entry, 1, FALSE);
+ g_signal_connect (entry, "changed",
+ G_CALLBACK (mail_entry_callback),
+ mail_info.filename);
+ gtk_entry_set_activates_default (GTK_ENTRY (entry), TRUE);
+
+#ifdef SENDMAIL
+ /* To entry */
+ entry = gtk_entry_new ();
+ gtk_widget_set_size_request (entry, 200, -1);
+ gtk_entry_set_max_length (GTK_ENTRY (entry), BUFFER_SIZE - 1);
+ gtk_entry_set_text (GTK_ENTRY (entry), mail_info.receipt);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
+ C_("email-address", "_To:"), 0.0, 0.5,
+ entry, 1, FALSE);
+ g_signal_connect (entry, "changed",
+ G_CALLBACK (mail_entry_callback),
+ mail_info.receipt);
+
+ gtk_widget_grab_focus (entry);
+
+ /* From entry */
+ entry = gtk_entry_new ();
+ gtk_widget_set_size_request (entry, 200, -1);
+ gtk_entry_set_max_length (GTK_ENTRY (entry), BUFFER_SIZE - 1);
+ gtk_entry_set_text (GTK_ENTRY (entry), mail_info.from);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
+ C_("email-address", "_From:"), 0.0, 0.5,
+ entry, 1, FALSE);
+ g_signal_connect (entry, "changed",
+ G_CALLBACK (mail_entry_callback),
+ mail_info.from);
+
+ /* Subject entry */
+ entry = gtk_entry_new ();
+ gtk_widget_set_size_request (entry, 200, -1);
+ gtk_entry_set_max_length (GTK_ENTRY (entry), BUFFER_SIZE - 1);
+ gtk_entry_set_text (GTK_ENTRY (entry), mail_info.subject);
+ gimp_table_attach_aligned (GTK_TABLE (table), 0, row++,
+ _("S_ubject:"), 0.0, 0.5,
+ entry, 1, FALSE);
+ g_signal_connect (entry, "changed",
+ G_CALLBACK (mail_entry_callback),
+ mail_info.subject);
+
+ /* Body */
+ scrolled_window = gtk_scrolled_window_new (NULL, NULL);
+ gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scrolled_window),
+ GTK_SHADOW_IN);
+ gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_window),
+ GTK_POLICY_AUTOMATIC,
+ GTK_POLICY_AUTOMATIC);
+ gtk_box_pack_start (GTK_BOX (main_vbox), scrolled_window, TRUE, TRUE, 0);
+ gtk_widget_show (scrolled_window);
+
+ text_buffer = gtk_text_buffer_new (NULL);
+
+ g_signal_connect (text_buffer, "changed",
+ G_CALLBACK (mesg_body_callback),
+ NULL);
+
+ gtk_text_buffer_set_text (text_buffer, mail_info.comment, -1);
+
+ text_view = gtk_text_view_new_with_buffer (text_buffer);
+ g_object_unref (text_buffer);
+
+ gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (text_view), GTK_WRAP_WORD);
+ gtk_container_add (GTK_CONTAINER (scrolled_window), text_view);
+ gtk_widget_show (text_view);
+#endif
+
+ gtk_widget_show (dlg);
+
+ run = (gimp_dialog_run (GIMP_DIALOG (dlg)) == GTK_RESPONSE_OK);
+
+ gtk_widget_destroy (dlg);
+
+ return run;
+}
+
+static gboolean
+valid_file (const gchar *filename)
+{
+ GStatBuf buf;
+
+ return g_stat (filename, &buf) == 0 && buf.st_size > 0;
+}
+
+static gchar *
+find_extension (const gchar *filename)
+{
+ gchar *filename_copy;
+ gchar *ext;
+
+ /* we never free this copy - aren't we evil! */
+ filename_copy = g_strdup (filename);
+
+ /* find the extension, boy! */
+ ext = strrchr (filename_copy, '.');
+
+ while (TRUE)
+ {
+ if (!ext || ext[1] == '\0' || strchr (ext, G_DIR_SEPARATOR))
+ {
+ g_message (_("some sort of error with the file extension "
+ "or lack thereof"));
+
+ return NULL;
+ }
+
+ if (0 != g_ascii_strcasecmp (ext, ".gz") &&
+ 0 != g_ascii_strcasecmp (ext, ".bz2"))
+ {
+ return ext;
+ }
+ else
+ {
+ /* we found something, loop back, and look again */
+ *ext = 0;
+ ext = strrchr (filename_copy, '.');
+ }
+ }
+
+ g_free (filename_copy);
+
+ return ext;
+}
+
+static void
+mail_entry_callback (GtkWidget *widget,
+ gchar *data)
+{
+ g_strlcpy (data, gtk_entry_get_text (GTK_ENTRY (widget)), BUFFER_SIZE);
+}
+
+#ifdef SENDMAIL
+static void
+mesg_body_callback (GtkTextBuffer *buffer,
+ gpointer data)
+{
+ GtkTextIter start_iter;
+ GtkTextIter end_iter;
+
+ gtk_text_buffer_get_bounds (buffer, &start_iter, &end_iter);
+
+ g_free (mesg_body);
+ mesg_body = gtk_text_buffer_get_text (buffer, &start_iter, &end_iter, FALSE);
+}
+
+static gchar *
+sendmail_content_type (const gchar *filename)
+{
+ /* This function returns a MIME Content-type: value based on the
+ filename it is given. */
+ const gchar *type_mappings[20] =
+ {
+ "gif" , "image/gif",
+ "jpg" , "image/jpeg",
+ "jpeg", "image/jpeg",
+ "tif" , "image/tiff",
+ "tiff", "image/tiff",
+ "png" , "image/png",
+ "g3" , "image/g3fax",
+ "ps" , "application/postscript",
+ "eps" , "application/postscript",
+ NULL, NULL
+ };
+
+ gchar *ext;
+ gint i;
+
+ ext = find_extension (filename);
+
+ if (!ext)
+ {
+ return g_strdup ("application/octet-stream");
+ }
+
+ i = 0;
+ ext += 1;
+
+ while (type_mappings[i])
+ {
+ if (g_ascii_strcasecmp (ext, type_mappings[i]) == 0)
+ {
+ return g_strdup (type_mappings[i + 1]);
+ }
+
+ i += 2;
+ }
+
+ return g_strdup_printf ("image/x-%s", ext);
+}
+
+static void
+sendmail_create_headers (FILE *mailpipe)
+{
+ /* create all the mail header stuff. Feel free to add your own */
+ /* It is advisable to leave the X-Mailer header though, as */
+ /* there is a possibility of a Gimp mail scanner/reader in the */
+ /* future. It will probabaly need that header. */
+
+ fprintf (mailpipe, "To: %s \n", mail_info.receipt);
+ fprintf (mailpipe, "Subject: %s \n", mail_info.subject);
+ if (strlen (mail_info.from) > 0)
+ fprintf (mailpipe, "From: %s \n", mail_info.from);
+
+ fprintf (mailpipe, "X-Mailer: GIMP Useless Mail plug-in %s\n", GIMP_VERSION);
+
+ fprintf (mailpipe, "MIME-Version: 1.0\n");
+ fprintf (mailpipe, "Content-type: multipart/mixed; "
+ "boundary=GUMP-MIME-boundary\n");
+
+ fprintf (mailpipe, "\n\n");
+
+ fprintf (mailpipe, "--GUMP-MIME-boundary\n");
+ fprintf (mailpipe, "Content-type: text/plain; charset=UTF-8\n\n");
+
+ if (mesg_body)
+ fprintf (mailpipe, "%s", mesg_body);
+
+ fprintf (mailpipe, "\n\n");
+
+ {
+ gchar *content = sendmail_content_type (mail_info.filename);
+
+ fprintf (mailpipe, "--GUMP-MIME-boundary\n");
+ fprintf (mailpipe, "Content-type: %s\n", content);
+ fprintf (mailpipe, "Content-transfer-encoding: base64\n");
+ fprintf (mailpipe, "Content-disposition: attachment; filename=\"%s\"\n",
+ mail_info.filename);
+ fprintf (mailpipe, "Content-description: %s\n\n", mail_info.filename);
+
+ g_free (content);
+ }
+}
+
+static gboolean
+sendmail_to64 (const gchar *filename,
+ FILE *outfile,
+ GError **error)
+{
+ GMappedFile *infile;
+ const guchar *in;
+ gchar out[2048];
+ gint state = 0;
+ gint save = 0;
+ gsize len;
+ gsize bytes;
+ gsize c;
+
+ infile = g_mapped_file_new (filename, FALSE, error);
+ if (! infile)
+ return FALSE;
+
+ in = (const guchar *) g_mapped_file_get_contents (infile);
+ len = g_mapped_file_get_length (infile);
+
+ for (c = 0; c < len;)
+ {
+ gsize step = MIN (1024, len - c);
+
+ bytes = g_base64_encode_step (in + c, step, TRUE, out, &state, &save);
+ fwrite (out, 1, bytes, outfile);
+
+ c += step;
+ }
+
+ bytes = g_base64_encode_close (TRUE, out, &state, &save);
+ fwrite (out, 1, bytes, outfile);
+
+ g_mapped_file_unref (infile);
+
+ return TRUE;
+}
+
+static FILE *
+sendmail_pipe (gchar **cmd,
+ GPid *pid)
+{
+ gint fd;
+ GError *err = NULL;
+
+ if (! g_spawn_async_with_pipes (NULL, cmd, NULL,
+ G_SPAWN_DO_NOT_REAP_CHILD |
+ G_SPAWN_SEARCH_PATH,
+ NULL, NULL, pid, &fd, NULL, NULL, &err))
+ {
+ g_message (_("Could not start sendmail (%s)"), err->message);
+ g_error_free (err);
+
+ *pid = -1;
+ return NULL;
+ }
+
+ return fdopen (fd, "wb");
+}
+#endif