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-rw-r--r--mail/mail-format.c1363
1 files changed, 0 insertions, 1363 deletions
diff --git a/mail/mail-format.c b/mail/mail-format.c
deleted file mode 100644
index 6997f96158..0000000000
--- a/mail/mail-format.c
+++ /dev/null
@@ -1,1363 +0,0 @@
-/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
-
-/*
- * Authors:
- * Matt Loper <matt@helixcode.com>
- * Dan Winship <danw@helixcode.com>
- *
- * Copyright 2000, Helix Code, Inc. (http://www.helixcode.com)
- *
- * 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., 59 Temple Street #330, Boston, MA 02111-1307, USA.
- *
- */
-
-#include <config.h>
-#include "mail-format.h"
-#include "mail-display.h"
-#include "mail-identify.h"
-#include "camel/hash-table-utils.h"
-#include "e-util/e-html-utils.h"
-
-#include <libgnome/libgnome.h>
-#include <bonobo.h>
-#include <libgnorba/gnorba.h>
-#include <bonobo/bonobo-stream-memory.h>
-
-#include <ctype.h> /* for isprint */
-#include <string.h> /* for strstr */
-#include <fcntl.h>
-
-static void handle_text_plain (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_text_plain_flowed (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_text_enriched (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_text_html (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_image (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_multipart_mixed (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_multipart_related (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_multipart_alternative (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_multipart_appledouble (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_audio (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_message_rfc822 (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-
-static void handle_unknown_type (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-static void handle_via_bonobo (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-
-/* writes the header info for a mime message into an html stream */
-static void write_headers (CamelMimeMessage *mime_message, GtkBox *box);
-
-/* dispatch html printing via mimetype */
-static void call_handler_function (CamelMimePart *part,
- CamelMimeMessage *root,
- GtkBox *box);
-
-
-
-/**
- * mail_format_mime_message:
- * @mime_message: the input mime message
- * @box: GtkBox to stack elements into.
- *
- * Writes a CamelMimeMessage out, as a series of GtkHTML objects,
- * into the provided box.
- **/
-void
-mail_format_mime_message (CamelMimeMessage *mime_message, GtkBox *box)
-{
- g_return_if_fail (CAMEL_IS_MIME_MESSAGE (mime_message));
- g_return_if_fail (GTK_IS_BOX (box));
-
- write_headers (mime_message, box);
- call_handler_function (CAMEL_MIME_PART (mime_message),
- mime_message, box);
-}
-
-static char *
-get_cid (CamelMimePart *part, CamelMimeMessage *root)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- char *cid;
- const char *filename;
-
- /* If we have a real Content-ID, use it. If we don't,
- * make a (syntactically invalid) fake one.
- */
- if (camel_mime_part_get_content_id (part))
- cid = g_strdup (camel_mime_part_get_content_id (part));
- else
- cid = g_strdup_printf ("@@@%p", wrapper);
-
- gtk_object_set_data (GTK_OBJECT (root), cid, wrapper);
-
- /* Record the filename, in case the user wants to save this
- * data later.
- */
- filename = camel_mime_part_get_filename (part);
- if (filename) {
- char *safe, *p;
-
- safe = strrchr (filename, '/');
- if (safe)
- safe = g_strdup (safe + 1);
- else
- safe = g_strdup (filename);
-
- for (p = safe; *p; p++) {
- if (!isascii ((unsigned char)*p) ||
- strchr (" /'\"`&();|<>${}!", *p))
- *p = '_';
- }
-
- gtk_object_set_data (GTK_OBJECT (wrapper), "filename", safe);
- }
-
- return cid;
-}
-
-
-/* We're maintaining a hashtable of mimetypes -> functions;
- * Those functions have the following signature...
- */
-typedef void (*mime_handler_fn) (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box);
-
-static GHashTable *mime_function_table, *mime_fallback_table;
-
-static void
-setup_function_table (void)
-{
- mime_function_table = g_hash_table_new (g_str_hash, g_str_equal);
- mime_fallback_table = g_hash_table_new (g_str_hash, g_str_equal);
-
- g_hash_table_insert (mime_function_table, "text/plain",
- handle_text_plain);
- g_hash_table_insert (mime_function_table, "text/richtext",
- handle_text_enriched);
- g_hash_table_insert (mime_function_table, "text/enriched",
- handle_text_enriched);
- g_hash_table_insert (mime_function_table, "text/html",
- handle_text_html);
-
- g_hash_table_insert (mime_function_table, "image/*",
- handle_image);
-
- g_hash_table_insert (mime_function_table, "audio/*",
- handle_audio);
-
- g_hash_table_insert (mime_function_table, "message/rfc822",
- handle_message_rfc822);
-
- g_hash_table_insert (mime_function_table, "multipart/alternative",
- handle_multipart_alternative);
- g_hash_table_insert (mime_function_table, "multipart/related",
- handle_multipart_related);
- g_hash_table_insert (mime_function_table, "multipart/mixed",
- handle_multipart_mixed);
- g_hash_table_insert (mime_function_table, "multipart/appledouble",
- handle_multipart_appledouble);
-
- /* RFC 2046 says unrecognized text subtypes can be treated
- * as text/plain (as long as you recognize the character set),
- * and unrecognized multipart subtypes as multipart/mixed.
- */
- g_hash_table_insert (mime_fallback_table, "text/*",
- handle_text_plain);
- g_hash_table_insert (mime_function_table, "multipart/*",
- handle_multipart_mixed);
-}
-
-static mime_handler_fn
-lookup_handler (const char *mime_type, gboolean *generic)
-{
- mime_handler_fn handler_function;
- const char *whole_goad_id, *generic_goad_id;
- char *mime_type_main;
-
- if (mime_function_table == NULL)
- setup_function_table ();
-
- mime_type_main = g_strdup_printf ("%.*s/*",
- (int)strcspn (mime_type, "/"),
- mime_type);
-
- /* OK. There are 6 possibilities, which we try in this order:
- * 1) full match in the main table
- * 2) partial match in the main table
- * 3) full match in bonobo
- * 4) full match in the fallback table
- * 5) partial match in the fallback table
- * 6) partial match in bonobo
- *
- * Of these, 1-4 are considered exact matches, and 5 and 6 are
- * considered generic.
- */
-
- /* Check for full match in mime_function_table. */
- handler_function = g_hash_table_lookup (mime_function_table,
- mime_type);
- if (!handler_function) {
- handler_function = g_hash_table_lookup (mime_function_table,
- mime_type_main);
- if (handler_function) {
- /* Optimize this for the next time through. */
- g_hash_table_insert (mime_function_table,
- g_strdup (mime_type),
- handler_function);
- }
- }
-
- if (handler_function) {
- g_free (mime_type_main);
- *generic = FALSE;
- return handler_function;
- }
-
- whole_goad_id = gnome_mime_get_value (mime_type, "bonobo-goad-id");
- generic_goad_id = gnome_mime_get_value (mime_type_main,
- "bonobo-goad-id");
-
- if (whole_goad_id && (!generic_goad_id ||
- strcmp (whole_goad_id, generic_goad_id) != 0)) {
- /* Optimize this for the next time through. */
- g_hash_table_insert (mime_function_table,
- g_strdup (mime_type),
- handle_via_bonobo);
- g_free (mime_type_main);
- *generic = FALSE;
- return handle_via_bonobo;
- }
-
- handler_function = g_hash_table_lookup (mime_fallback_table,
- mime_type);
- if (handler_function)
- *generic = FALSE;
- else {
- handler_function = g_hash_table_lookup (mime_fallback_table,
- mime_type_main);
- if (!handler_function && generic_goad_id)
- handler_function = handle_via_bonobo;
- *generic = TRUE;
- }
-
- g_free (mime_type_main);
- return handler_function;
-}
-
-static void
-call_handler_function (CamelMimePart *part, CamelMimeMessage *root,
- GtkBox *box)
-{
- CamelDataWrapper *wrapper;
- mime_handler_fn handler_function = NULL;
- gboolean generic;
- char *mime_type;
-
- wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part));
- mime_type = camel_data_wrapper_get_mime_type (wrapper);
- g_strdown (mime_type);
- handler_function = lookup_handler (mime_type, &generic);
- g_free (mime_type);
-
- if (handler_function)
- (*handler_function) (part, root, box);
- else
- handle_unknown_type (part, root, box);
-}
-
-static void
-write_field_to_stream (const char *description, const char *value,
- gboolean bold, GtkHTML *html,
- GtkHTMLStreamHandle *stream)
-{
- char *encoded_value;
-
- if (value) {
- unsigned char *p;
-
- encoded_value = e_text_to_html (value,
- E_TEXT_TO_HTML_CONVERT_NL |
- E_TEXT_TO_HTML_CONVERT_URLS);
- for (p = (unsigned char *)encoded_value; *p; p++) {
- if (!isprint (*p))
- *p = '?';
- }
- } else
- encoded_value = "";
-
- mail_html_write (html, stream,
- "<tr valign=top><%s align=right>%s</%s>"
- "<td>%s</td></tr>", bold ? "th" : "td",
- description, bold ? "th" : "td", encoded_value);
- if (value)
- g_free (encoded_value);
-}
-
-static void
-write_recipients_to_stream (const gchar *recipient_type,
- const CamelInternetAddress *recipients,
- gboolean bold, GtkHTML *html,
- GtkHTMLStreamHandle *stream)
-{
- int i;
- char *recipients_string = NULL;
- const char *name, *addr;
-
- i = 0;
- while (camel_internet_address_get (recipients, i++, &name, &addr)) {
- char *old_string = recipients_string;
- recipients_string =
- g_strdup_printf ("%s%s%s%s%s <%s>",
- old_string ? old_string : "",
- old_string ? ", " : "",
- *name ? "\"" : "", name,
- *name ? "\"" : "", addr);
- g_free (old_string);
- }
-
- write_field_to_stream (recipient_type, recipients_string,
- bold, html, stream);
- g_free (recipients_string);
-}
-
-
-
-static void
-write_headers (CamelMimeMessage *mime_message, GtkBox *box)
-{
- const CamelInternetAddress *recipients;
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
-
- mail_html_new (&html, &stream, mime_message, FALSE);
- mail_html_write (html, stream, "%s%s", HTML_HEADER,
- "<BODY TEXT=\"#000000\" BGCOLOR=\"#EEEEEE\">\n");
-
- mail_html_write (html, stream, "<table>");
-
- /* A few fields will probably be available from the mime_message;
- * for each one that's available, write it to the output stream
- * with a helper function, 'write_field_to_stream'.
- */
-
- write_field_to_stream ("From:",
- camel_mime_message_get_from (mime_message),
- TRUE, html, stream);
-
- if (camel_mime_message_get_reply_to (mime_message)) {
- write_field_to_stream ("Reply-To:",
- camel_mime_message_get_reply_to (mime_message),
- FALSE, html, stream);
- }
-
- write_recipients_to_stream ("To:",
- camel_mime_message_get_recipients (mime_message, CAMEL_RECIPIENT_TYPE_TO),
- TRUE, html, stream);
-
- recipients = camel_mime_message_get_recipients (mime_message, CAMEL_RECIPIENT_TYPE_CC);
- if (recipients)
- write_recipients_to_stream ("Cc:", recipients, TRUE, html, stream);
- write_field_to_stream ("Subject:",
- camel_mime_message_get_subject (mime_message),
- TRUE, html, stream);
-
- mail_html_write (html, stream, "</table>");
-
- mail_html_end (html, stream, TRUE, box);
-}
-
-#define MIME_TYPE_WHOLE(a) (gmime_content_field_get_mime_type ( \
- camel_mime_part_get_content_type (CAMEL_MIME_PART (a))))
-#define MIME_TYPE_MAIN(a) ((camel_mime_part_get_content_type (CAMEL_MIME_PART (a)))->type)
-#define MIME_TYPE_SUB(a) ((camel_mime_part_get_content_type (CAMEL_MIME_PART (a)))->subtype)
-
-
-static char *
-get_data_wrapper_text (CamelDataWrapper *data)
-{
- CamelStream *memstream;
- GByteArray *ba;
- char *text;
-
- ba = g_byte_array_new ();
- memstream = camel_stream_mem_new_with_byte_array (ba);
-
- camel_data_wrapper_write_to_stream (data, memstream);
- text = g_malloc (ba->len + 1);
- memcpy (text, ba->data, ba->len);
- text[ba->len] = '\0';
-
- camel_stream_close (memstream);
- return text;
-}
-
-/*----------------------------------------------------------------------*
- * Mime handling functions
- *----------------------------------------------------------------------*/
-
-static void
-handle_text_plain (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- char *text, *htmltext;
- GMimeContentField *type;
- const char *format;
-
- mail_html_new (&html, &stream, root, TRUE);
- mail_html_write (html, stream, "\n<!-- text/plain -->\n<pre>\n");
-
- /* Check for RFC 2646 flowed text. */
- type = camel_mime_part_get_content_type (part);
- format = gmime_content_field_get_parameter (type, "format");
- if (format && !strcasecmp (format, "flowed")) {
- handle_text_plain_flowed (part, root, box);
- return;
- }
-
- text = get_data_wrapper_text (wrapper);
- if (text && *text) {
- htmltext = e_text_to_html (text, E_TEXT_TO_HTML_CONVERT_URLS);
- mail_html_write (html, stream, "%s", htmltext);
- g_free (htmltext);
- } else
- mail_html_write (html, stream, "<b>(empty)</b>");
- g_free (text);
-
- mail_html_write (html, stream, "</pre>\n");
- mail_html_end (html, stream, TRUE, box);
-}
-
-static void
-handle_text_plain_flowed (CamelMimePart *part, CamelMimeMessage *root,
- GtkBox *box)
-{
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- char *text, *line, *p;
- CamelStream *wrapper_output_stream, *buffer;
- int prevquoting = 0, quoting, len;
- gboolean br_pending = FALSE;
-
- mail_html_new (&html, &stream, root, TRUE);
- mail_html_write (html, stream,
- "\n<!-- text/plain, flowed -->\n<tt>\n");
-
- /* Get the output stream of the data wrapper. */
- wrapper_output_stream = camel_data_wrapper_get_output_stream (wrapper);
- camel_stream_reset (wrapper_output_stream);
- buffer = camel_stream_buffer_new (wrapper_output_stream,
- CAMEL_STREAM_BUFFER_READ);
-
- do {
- /* Read next chunk of text. */
- line = camel_stream_buffer_read_line (
- CAMEL_STREAM_BUFFER (buffer));
- if (!line)
- break;
-
- quoting = 0;
- for (p = line; *p == '>'; p++)
- quoting++;
- if (quoting != prevquoting) {
- mail_html_write (html, stream, "%s\n",
- prevquoting == 0 ? "<i>\n" : "");
- while (quoting > prevquoting) {
- mail_html_write (html, stream, "<blockquote>");
- prevquoting++;
- }
- while (quoting < prevquoting) {
- mail_html_write (html, stream,
- "</blockquote>");
- prevquoting--;
- }
- mail_html_write (html, stream, "%s\n",
- prevquoting == 0 ? "</i>\n" : "");
- } else if (br_pending) {
- mail_html_write (html, stream, "<br>\n");
- br_pending = FALSE;
- }
-
- if (*p == ' ')
- p++;
-
- /* replace '<' with '&lt;', etc. */
- text = e_text_to_html (p, E_TEXT_TO_HTML_CONVERT_SPACES |
- E_TEXT_TO_HTML_CONVERT_URLS);
- if (text && *text)
- mail_html_write (html, stream, "%s", text);
- g_free (text);
-
- len = strlen (p);
- if (len == 0 || p[len - 1] != ' ' || !strcmp (p, "-- "))
- br_pending = TRUE;
- g_free (line);
- } while (!camel_stream_eos (buffer));
-
- camel_stream_close (buffer);
-
- mail_html_write (html, stream, "</tt>\n");
- mail_html_end (html, stream, TRUE, box);
-}
-
-/* text/enriched (RFC 1896) or text/richtext (included in RFC 1341) */
-static void
-handle_text_enriched (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- static GHashTable *translations = NULL;
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- CamelStream *memstream;
- GByteArray *ba;
- char *p;
- int len, nofill = 0;
-
- if (!translations) {
- translations = g_hash_table_new (g_strcase_hash,
- g_strcase_equal);
- g_hash_table_insert (translations, "bold", "<b>");
- g_hash_table_insert (translations, "/bold", "</b>");
- g_hash_table_insert (translations, "italic", "<i>");
- g_hash_table_insert (translations, "/italic", "</i>");
- g_hash_table_insert (translations, "fixed", "<tt>");
- g_hash_table_insert (translations, "/fixed", "</tt>");
- g_hash_table_insert (translations, "smaller", "<font size=-1>");
- g_hash_table_insert (translations, "/smaller", "</font>");
- g_hash_table_insert (translations, "bigger", "<font size=+1>");
- g_hash_table_insert (translations, "/bigger", "</font>");
- g_hash_table_insert (translations, "underline", "<u>");
- g_hash_table_insert (translations, "/underline", "</u>");
- g_hash_table_insert (translations, "center", "<p align=center>");
- g_hash_table_insert (translations, "/center", "</p>");
- g_hash_table_insert (translations, "flushleft", "<p align=left>");
- g_hash_table_insert (translations, "/flushleft", "</p>");
- g_hash_table_insert (translations, "flushright", "<p align=right>");
- g_hash_table_insert (translations, "/flushright", "</p>");
- g_hash_table_insert (translations, "excerpt", "<blockquote>");
- g_hash_table_insert (translations, "/excerpt", "</blockquote>");
- g_hash_table_insert (translations, "paragraph", "<p>");
- g_hash_table_insert (translations, "signature", "<address>");
- g_hash_table_insert (translations, "/signature", "</address>");
- g_hash_table_insert (translations, "comment", "<!-- ");
- g_hash_table_insert (translations, "/comment", " -->");
- g_hash_table_insert (translations, "param", "<!-- ");
- g_hash_table_insert (translations, "/param", " -->");
- g_hash_table_insert (translations, "nl", "<br>");
- g_hash_table_insert (translations, "np", "<hr>");
- }
-
- mail_html_new (&html, &stream, root, TRUE);
- mail_html_write (html, stream, "\n<!-- text/enriched -->\n");
-
- ba = g_byte_array_new ();
- memstream = camel_stream_mem_new_with_byte_array (ba);
- camel_data_wrapper_write_to_stream (wrapper, memstream);
- g_byte_array_append (ba, "", 1);
-
- p = ba->data;
-
- while (p) {
- len = strcspn (p, " <>&\n");
- if (len)
- gtk_html_write (html, stream, p, len);
-
- p += len;
- if (!*p)
- break;
-
- switch (*p++) {
- case ' ':
- while (*p == ' ') {
- mail_html_write (html, stream, "&nbsp;");
- p++;
- }
- mail_html_write (html, stream, " ");
- break;
-
- case '\n':
- mail_html_write (html, stream, " ");
- if (nofill <= 0) {
- while (*p == '\n') {
- mail_html_write (html, stream, "<br>");
- p++;
- }
- }
- break;
-
- case '>':
- mail_html_write (html, stream, "&gt;");
- break;
-
- case '&':
- mail_html_write (html, stream, "&amp;");
- break;
-
- case '<':
- if (*p == '<') {
- mail_html_write (html, stream, "&lt;");
- break;
- }
-
- if (strncmp (p, "lt>", 3) == 0)
- mail_html_write (html, stream, "&lt;");
- else if (strncmp (p, "nofill>", 7) == 0) {
- nofill++;
- mail_html_write (html, stream, "<pre>");
- } else if (strncmp (p, "/nofill>", 8) == 0) {
- nofill--;
- mail_html_write (html, stream, "</pre>");
- } else {
- char *copy, *match;
-
- len = strcspn (p, ">");
- copy = g_strndup (p, len);
- match = g_hash_table_lookup (translations,
- copy);
- g_free (copy);
- if (match) {
- mail_html_write (html, stream, "%s",
- match);
- }
- }
-
- p = strchr (p, '>');
- if (p)
- p++;
- }
- }
-
- mail_html_end (html, stream, TRUE, box);
-}
-
-static void
-handle_text_html (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- CamelStream *wrapper_output_stream;
- gchar tmp_buffer[4096];
- gint nb_bytes_read;
- gboolean empty_text = TRUE;
-
- mail_html_new (&html, &stream, root, FALSE);
- mail_html_write (html, stream, "\n<!-- text/html -->\n");
-
- /* Get the output stream of the data wrapper. */
- wrapper_output_stream = camel_data_wrapper_get_output_stream (wrapper);
- camel_stream_reset (wrapper_output_stream);
-
- do {
- /* Read next chunk of text. */
- nb_bytes_read = camel_stream_read (wrapper_output_stream,
- tmp_buffer, 4096);
-
- /* If there's any text, write it to the stream */
- if (nb_bytes_read > 0) {
- empty_text = FALSE;
-
- /* Write the buffer to the html stream */
- gtk_html_write (html, stream, tmp_buffer,
- nb_bytes_read);
- }
- } while (!camel_stream_eos (wrapper_output_stream));
-
- if (empty_text)
- mail_html_write (html, stream, "<b>(empty)</b>");
-
- mail_html_end (html, stream, FALSE, box);
-}
-
-static void
-handle_image (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
- char *cid;
-
- cid = get_cid (part, root);
- mail_html_new (&html, &stream, root, TRUE);
- mail_html_write (html, stream, "<img src=\"cid:%s\">", cid);
- mail_html_end (html, stream, TRUE, box);
- g_free (cid);
-}
-
-static void
-handle_multipart_mixed (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- CamelMultipart *mp;
- int i, nparts;
-
- g_return_if_fail (CAMEL_IS_MULTIPART (wrapper));
- mp = CAMEL_MULTIPART (wrapper);
-
- nparts = camel_multipart_get_number (mp);
- for (i = 0; i < nparts; i++) {
- part = camel_multipart_get_part (mp, i);
-
- call_handler_function (part, root, box);
- }
-}
-
-/* As seen in RFC 2387! */
-static void
-handle_multipart_related (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- CamelMultipart *mp;
- CamelMimePart *body_part, *display_part = NULL;
- GMimeContentField *content_type;
- const char *start;
- int i, nparts;
-
- g_return_if_fail (CAMEL_IS_MULTIPART (wrapper));
- mp = CAMEL_MULTIPART (wrapper);
- nparts = camel_multipart_get_number (mp);
-
- content_type = camel_mime_part_get_content_type (part);
- start = gmime_content_field_get_parameter (content_type, "start");
- if (start) {
- int len;
-
- /* The "start" parameter includes <>s, which Content-Id
- * does not.
- */
- len = strlen (start) - 2;
-
- for (i = 0; i < nparts; i++) {
- const char *cid;
-
- body_part = camel_multipart_get_part (mp, i);
- cid = camel_mime_part_get_content_id (body_part);
-
- if (!strncmp (cid, start + 1, len) &&
- strlen (cid) == len) {
- display_part = body_part;
- break;
- }
- }
-
- if (!display_part) {
- /* Oops. Hrmph. */
- handle_multipart_mixed (part, root, box);
- }
- } else {
- /* No start parameter, so it defaults to the first part. */
- display_part = camel_multipart_get_part (mp, 0);
- }
-
- /* Record the Content-IDs of any non-displayed parts. */
- for (i = 0; i < nparts; i++) {
- char *cid;
-
- body_part = camel_multipart_get_part (mp, i);
- if (body_part == display_part)
- continue;
-
- cid = get_cid (body_part, root);
- g_free (cid);
- }
-
- /* Now, display the displayed part. */
- call_handler_function (display_part, root, box);
-}
-
-/* RFC 2046 says "display the last part that you are able to display". */
-static CamelMimePart *
-find_preferred_alternative (CamelMultipart *multipart)
-{
- int i, nparts;
- CamelMimePart *preferred_part = NULL;
- gboolean generic;
-
- nparts = camel_multipart_get_number (multipart);
- for (i = 0; i < nparts; i++) {
- CamelMimePart *part = camel_multipart_get_part (multipart, i);
- char *mime_type = gmime_content_field_get_mime_type (
- camel_mime_part_get_content_type (part));
-
- g_strdown (mime_type);
- if (lookup_handler (mime_type, &generic) &&
- (!preferred_part || !generic))
- preferred_part = part;
- g_free (mime_type);
- }
-
- return preferred_part;
-}
-
-static void
-handle_multipart_alternative (CamelMimePart *part, CamelMimeMessage *root,
- GtkBox *box)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- CamelMultipart *multipart;
- CamelMimePart *mime_part;
-
- g_return_if_fail (CAMEL_IS_MULTIPART (wrapper));
- multipart = CAMEL_MULTIPART (wrapper);
-
- mime_part = find_preferred_alternative (multipart);
- if (mime_part)
- call_handler_function (mime_part, root, box);
- else
- handle_unknown_type (part, root, box);
-}
-
-/* RFC 1740 */
-static void
-handle_multipart_appledouble (CamelMimePart *part, CamelMimeMessage *root,
- GtkBox *box)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- CamelMultipart *multipart;
-
- g_return_if_fail (CAMEL_IS_MULTIPART (wrapper));
- multipart = CAMEL_MULTIPART (wrapper);
-
- /* The first part is application/applefile and is not useful
- * to us. The second part _may_ be displayable data. Most
- * likely it's application/octet-stream though.
- */
- part = camel_multipart_get_part (multipart, 1);
- call_handler_function (part, root, box);
-}
-
-static void
-handle_mystery (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box,
- char *icon_name, char *id, char *action)
-{
- GtkHTML *html;
- GtkHTMLStreamHandle *stream;
- const char *info;
- char *htmlinfo;
- GMimeContentField *content_type;
-
- mail_html_new (&html, &stream, root, TRUE);
- mail_html_write (html, stream, "<table><tr><td><a href=\"cid:%s\">"
- "<img src=\"x-gnome-icon:%s\"></a></td>"
- "<td>%s<br>", get_cid (part, root), icon_name, id);
-
- info = camel_mime_part_get_description (part);
- if (info) {
- htmlinfo = e_text_to_html (info, E_TEXT_TO_HTML_CONVERT_URLS);
- mail_html_write (html, stream, "Description: %s<br>",
- htmlinfo);
- g_free (htmlinfo);
- }
-
- content_type = camel_mime_part_get_content_type (part);
- info = gmime_content_field_get_parameter (content_type, "name");
- if (!info)
- info = camel_mime_part_get_filename (part);
- if (info) {
- htmlinfo = e_text_to_html (info, 0);
- mail_html_write (html, stream, "Name: %s<br>",
- htmlinfo);
- g_free (htmlinfo);
- }
-
- mail_html_write (html, stream,
- "<br>Click on the icon to %s.</td></tr></table>",
- action);
- mail_html_end (html, stream, TRUE, box);
-}
-
-static void
-handle_audio (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- char *id;
-
- id = g_strdup_printf ("Audio data in \"%s\" format.",
- camel_mime_part_get_content_type (part)->subtype);
- handle_mystery (part, root, box, "gnome-audio2.png", id, "play it");
- g_free (id);
-}
-
-static void
-handle_message_rfc822 (CamelMimePart *part, CamelMimeMessage *root,
- GtkBox *box)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- GtkWidget *subbox, *frame;
-
- g_return_if_fail (CAMEL_IS_MIME_MESSAGE (wrapper));
-
- subbox = gtk_vbox_new (FALSE, 2);
- mail_format_mime_message (CAMEL_MIME_MESSAGE (wrapper),
- GTK_BOX (subbox));
-
- frame = gtk_frame_new (NULL);
- gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_IN);
- gtk_container_set_border_width (GTK_CONTAINER (frame), 8);
- gtk_box_pack_start (box, frame, FALSE, FALSE, 0);
- gtk_container_add (GTK_CONTAINER (frame), subbox);
- gtk_widget_show_all (frame);
-}
-
-static void
-handle_undisplayable (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- char *id;
-
- id = g_strdup_printf ("Unknown data of type \"%s/%s\".",
- camel_mime_part_get_content_type (part)->type,
- camel_mime_part_get_content_type (part)->subtype);
- handle_mystery (part, root, box, "gnome-question.png", id,
- "save it to disk");
- g_free (id);
-}
-
-static void
-handle_unknown_type (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- char *type;
-
- /* Don't give up quite yet. */
- type = mail_identify_mime_part (part);
- if (type) {
- mime_handler_fn handler_function;
- gboolean generic;
-
- handler_function = lookup_handler (type, &generic);
- g_free (type);
- if (handler_function &&
- handler_function != handle_unknown_type) {
- (*handler_function) (part, root, box);
- return;
- }
- }
-
- /* OK. Give up. */
- handle_undisplayable (part, root, box);
-}
-
-static void
-embeddable_destroy_cb (GtkObject *obj, gpointer user_data)
-{
- BonoboWidget *be; /* bonobo embeddable */
- BonoboViewFrame *vf; /* the embeddable view frame */
- BonoboObjectClient* server;
- CORBA_Environment ev;
-
- be = BONOBO_WIDGET (obj);
- server = bonobo_widget_get_server (be);
-
- vf = bonobo_widget_get_view_frame (be);
- bonobo_control_frame_control_deactivate (
- BONOBO_CONTROL_FRAME (vf));
- /* w = bonobo_control_frame_get_widget (BONOBO_CONTROL_FRAME (vf)); */
-
- /* gtk_widget_destroy (w); */
-
- CORBA_exception_init (&ev);
- Bonobo_Unknown_unref (
- bonobo_object_corba_objref (BONOBO_OBJECT(server)), &ev);
- CORBA_Object_release (
- bonobo_object_corba_objref (BONOBO_OBJECT(server)), &ev);
-
- CORBA_exception_free (&ev);
- bonobo_object_destroy (BONOBO_OBJECT (vf));
- /* gtk_object_unref (obj); */
-}
-
-static void
-handle_via_bonobo (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box)
-{
- CamelDataWrapper *wrapper =
- camel_medium_get_content_object (CAMEL_MEDIUM (part));
- GMimeContentField *type;
- char *mimetype;
- const char *goad_id;
- GtkWidget *embedded;
- BonoboObjectClient *server;
- Bonobo_PersistStream persist;
- CORBA_Environment ev;
- GByteArray *ba;
- CamelStream *cstream;
- BonoboStream *bstream;
-
- type = camel_data_wrapper_get_mime_type_field (
- camel_medium_get_content_object (CAMEL_MEDIUM (part)));
- mimetype = g_strdup_printf ("%s/%s", type->type, type->subtype);
- goad_id = gnome_mime_get_value (mimetype, "bonobo-goad-id");
- g_free (mimetype);
-
- if (!goad_id)
- goad_id = gnome_mime_get_value (type->type, "bonobo-goad-id");
- if (!goad_id) {
- handle_undisplayable (part, root, box);
- return;
- }
-
- embedded = bonobo_widget_new_subdoc (goad_id, NULL);
- if (!embedded) {
- handle_undisplayable (part, root, box);
- return;
- }
- server = bonobo_widget_get_server (BONOBO_WIDGET (embedded));
-
- persist = (Bonobo_PersistStream) bonobo_object_client_query_interface (
- server, "IDL:Bonobo/PersistStream:1.0", NULL);
- if (persist == CORBA_OBJECT_NIL) {
- bonobo_object_destroy (BONOBO_OBJECT (embedded));
- handle_undisplayable (part, root, box);
- return;
- }
-
- /* Write the data to a CamelStreamMem... */
- ba = g_byte_array_new ();
- cstream = camel_stream_mem_new_with_byte_array (ba);
- camel_data_wrapper_write_to_stream (wrapper, cstream);
-
- /* ...convert the CamelStreamMem to a BonoboStreamMem... */
- bstream = bonobo_stream_mem_create (ba->data, ba->len, TRUE, FALSE);
- camel_stream_close (cstream);
-
- /* ...and hydrate the PersistStream from the BonoboStream. */
- CORBA_exception_init (&ev);
- Bonobo_PersistStream_load (persist,
- bonobo_object_corba_objref (
- BONOBO_OBJECT (bstream)),
- &ev);
- bonobo_object_unref (BONOBO_OBJECT (bstream));
- Bonobo_Unknown_unref (persist, &ev);
- CORBA_Object_release (persist, &ev);
-
- if (ev._major != CORBA_NO_EXCEPTION) {
- bonobo_object_unref (BONOBO_OBJECT (embedded));
- CORBA_exception_free (&ev);
- handle_undisplayable (part, root, box);
- return;
- }
- CORBA_exception_free (&ev);
-
- /* Embed the widget. */
- gtk_widget_show (embedded);
- gtk_box_pack_start (box, embedded, FALSE, FALSE, 0);
- gtk_signal_connect (GTK_OBJECT (embedded), "destroy",
- embeddable_destroy_cb, NULL);
-}
-
-
-static char *
-reply_body (CamelDataWrapper *data, gboolean *html)
-{
- CamelMultipart *mp;
- CamelMimePart *subpart;
- int i, nparts;
- char *subtext, *old;
- const char *boundary, *disp;
- char *text = NULL;
- GMimeContentField *mime_type;
-
- /* We only include text, message, and multipart bodies. */
- mime_type = camel_data_wrapper_get_mime_type_field (data);
-
- /* FIXME: This is wrong. We don't want to include large
- * images. But if we don't do it this way, we don't get
- * the headers...
- */
- if (strcasecmp (mime_type->type, "message") == 0) {
- *html = FALSE;
- return get_data_wrapper_text (data);
- }
-
- if (strcasecmp (mime_type->type, "text") == 0) {
- *html = !strcasecmp (mime_type->subtype, "html");
- return get_data_wrapper_text (data);
- }
-
- /* If it's not message and it's not text, and it's not
- * multipart, we don't want to deal with it.
- */
- if (strcasecmp (mime_type->type, "multipart") != 0)
- return NULL;
-
- mp = CAMEL_MULTIPART (data);
-
- if (strcasecmp (mime_type->subtype, "alternative") == 0) {
- /* Pick our favorite alternative and reply to it. */
-
- subpart = find_preferred_alternative (mp);
- if (!subpart)
- return NULL;
-
- data = camel_medium_get_content_object (
- CAMEL_MEDIUM (subpart));
- return reply_body (data, html);
- }
-
- nparts = camel_multipart_get_number (mp);
-
- /* Otherwise, concatenate all the parts that we can. If we find
- * an HTML part in there though, return just that: We don't want
- * to deal with merging HTML and non-HTML parts.
- */
- boundary = camel_multipart_get_boundary (mp);
- for (i = 0; i < nparts; i++) {
- subpart = camel_multipart_get_part (mp, i);
-
- disp = camel_mime_part_get_disposition (subpart);
- if (disp && strcasecmp (disp, "inline") != 0)
- continue;
-
- data = camel_medium_get_content_object (
- CAMEL_MEDIUM (subpart));
- subtext = reply_body (data, html);
- if (!subtext)
- continue;
- if (*html) {
- g_free (text);
- return subtext;
- }
-
- if (text) {
- old = text;
- text = g_strdup_printf ("%s\n--%s\n%s", text,
- boundary, subtext);
- g_free (subtext);
- g_free (old);
- } else
- text = subtext;
- }
-
- if (!text)
- return NULL;
-
- return text;
-}
-
-EMsgComposer *
-mail_generate_reply (CamelMimeMessage *message, gboolean to_all)
-{
- CamelDataWrapper *contents;
- char *text, *subject;
- EMsgComposer *composer;
- gboolean html;
- const char *repl_to, *message_id, *references;
- GList *to, *cc;
-
- contents = camel_medium_get_content_object (CAMEL_MEDIUM (message));
- text = reply_body (contents, &html);
-
- composer = E_MSG_COMPOSER (e_msg_composer_new ());
-
- /* Set the quoted reply text. */
- if (text) {
- char *repl_text;
-
- if (html) {
- repl_text = g_strdup_printf ("<blockquote><i>\n%s\n"
- "</i></blockquote>\n",
- text);
- } else {
- char *s, *d, *quoted_text;
- int lines, len;
-
- /* Count the number of lines in the body. If
- * the text ends with a \n, this will be one
- * too high, but that's ok. Allocate enough
- * space for the text and the "> "s.
- */
- for (s = text, lines = 0; s; s = strchr (s + 1, '\n'))
- lines++;
- quoted_text = g_malloc (strlen (text) + lines * 2);
-
- s = text;
- d = quoted_text;
-
- /* Copy text to quoted_text line by line,
- * prepending "> ".
- */
- while (1) {
- len = strcspn (s, "\n");
- if (len == 0 && !*s)
- break;
- sprintf (d, "> %.*s\n", len, s);
- s += len;
- if (!*s++)
- break;
- d += len + 3;
- }
-
- /* Now convert that to HTML. */
- repl_text = e_text_to_html (quoted_text,
- E_TEXT_TO_HTML_PRE);
- g_free (quoted_text);
- }
- e_msg_composer_set_body_text (composer, repl_text);
- g_free (repl_text);
- g_free (text);
- }
-
- /* Set the recipients */
- repl_to = camel_mime_message_get_reply_to (message);
- if (!repl_to)
- repl_to = camel_mime_message_get_from (message);
- to = g_list_append (NULL, (gpointer)repl_to);
-
- if (to_all) {
- const CamelInternetAddress *recip;
- const char *name, *addr;
- char *fulladdr;
- int i;
-
- recip = camel_mime_message_get_recipients (message,
- CAMEL_RECIPIENT_TYPE_TO);
- i = 0;
- cc = NULL;
- while (camel_internet_address_get (recip, i++, &name, &addr)) {
- fulladdr = g_strdup_printf ("%s <%s>", name, addr);
- cc = g_list_append (cc, fulladdr);
- }
-
- recip = camel_mime_message_get_recipients (message,
- CAMEL_RECIPIENT_TYPE_CC);
- i = 0;
- while (camel_internet_address_get (recip, i++, &name, &addr)) {
- fulladdr = g_strdup_printf ("%s <%s>", name, addr);
- cc = g_list_append (cc, fulladdr);
- }
- } else
- cc = NULL;
-
- /* Set the subject of the new message. */
- subject = (char *)camel_mime_message_get_subject (message);
- if (!subject)
- subject = g_strdup ("");
- else if (!strncasecmp (subject, "Re: ", 4))
- subject = g_strdup (subject);
- else
- subject = g_strdup_printf ("Re: %s", subject);
-
- e_msg_composer_set_headers (composer, to, cc, NULL, subject);
- g_list_free (to);
- g_list_free (cc);
- g_free (subject);
-
- /* Add In-Reply-To and References. */
- message_id = camel_medium_get_header (CAMEL_MEDIUM (message),
- "Message-Id");
- references = camel_medium_get_header (CAMEL_MEDIUM (message),
- "References");
- if (message_id) {
- e_msg_composer_add_header (composer, "In-Reply-To",
- message_id);
- if (references) {
- char *reply_refs;
- reply_refs = g_strdup_printf ("%s %s", references,
- message_id);
- e_msg_composer_add_header (composer, "References",
- reply_refs);
- g_free (reply_refs);
- }
- } else if (references)
- e_msg_composer_add_header (composer, "References", references);
-
- return composer;
-}
-
-/* This is part of the temporary kludge below. */
-#ifndef HAVE_MKSTEMP
-#include <fcntl.h>
-#include <sys/stat.h>
-#endif
-
-EMsgComposer *
-mail_generate_forward (CamelMimeMessage *mime_message,
- gboolean forward_as_attachment,
- gboolean keep_attachments)
-{
- EMsgComposer *composer;
- char *tmpfile;
- int fd;
- CamelStream *stream;
-
- if (!forward_as_attachment)
- g_warning ("Forward as non-attachment not implemented.");
- if (!keep_attachments)
- g_warning ("Forwarding without attachments not implemented.");
-
- /* For now, we kludge by writing out a temp file. Later,
- * EMsgComposer will support attaching CamelMimeParts directly,
- * or something. FIXME.
- */
- tmpfile = g_strdup ("/tmp/evolution-kludge-XXXX");
-#ifdef HAVE_MKSTEMP
- fd = mkstemp (tmpfile);
-#else
- if (mktemp (tmpfile)) {
- fd = open (tmpfile, O_RDWR | O_CREAT | O_EXCL,
- S_IRUSR | S_IWUSR);
- } else
- fd = -1;
-#endif
- if (fd == -1) {
- g_warning ("Couldn't create temp file for forwarding");
- g_free (tmpfile);
- return NULL;
- }
-
- stream = camel_stream_fs_new_with_fd (fd);
- camel_data_wrapper_write_to_stream (CAMEL_DATA_WRAPPER (mime_message),
- stream);
- camel_stream_close (stream);
-
- composer = E_MSG_COMPOSER (e_msg_composer_new ());
- e_msg_composer_attachment_bar_attach (E_MSG_COMPOSER_ATTACHMENT_BAR (composer->attachment_bar), tmpfile);
- g_free (tmpfile);
-
- /* FIXME: should we default a subject? */
-
- return composer;
-}