static gboolean emfe_error_format (EMailFormatterExtension *extension, EMailFormatter *formatter, EMailFormatterContext *context, EMailPart *part, GOutputStream *stream, GCancellable *cancellable) { GOutputStream *filtered_stream; CamelMimeFilter *filter; CamelMimePart *mime_part; CamelDataWrapper *dw; const gchar *string; gchar *html; mime_part = e_mail_part_ref_mime_part (part); dw = camel_medium_get_content (CAMEL_MEDIUM (mime_part)); html = g_strdup_printf ( "<div class=\"part-container -e-mail-formatter-frame-color " "-e-mail-formatter-body-color -e-web-view-text-color\">" "<div class=\"part-container-inner-margin pre\">\n" "<table border=\"0\" cellspacing=\"10\" " "cellpadding=\"0\" width=\"100%%\">\n" "<tr valign=\"top\"><td width=50>" "<img src=\"gtk-stock://%s/?size=%d\" /></td>\n" "<td style=\"color: red;\">", "dialog-error", GTK_ICON_SIZE_DIALOG); g_output_stream_write_all ( stream, html, strlen (html), NULL, cancellable, NULL); g_free (html); filter = camel_mime_filter_tohtml_new ( CAMEL_MIME_FILTER_TOHTML_CONVERT_NL | CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS, 0); filtered_stream = camel_filter_output_stream_new (stream, filter); g_object_unref (filter); camel_data_wrapper_decode_to_output_stream_sync ( dw, filtered_stream, cancellable, NULL); g_output_stream_flush (filtered_stream, cancellable, NULL); g_object_unref (filtered_stream); string = "</td></tr></table></div></div>"; g_output_stream_write_all ( stream, string, strlen (string), NULL, cancellable, NULL); g_object_unref (mime_part); return TRUE; }
static gboolean emqfe_headers_format (EMailFormatterExtension *extension, EMailFormatter *formatter, EMailFormatterContext *context, EMailPart *part, GOutputStream *stream, GCancellable *cancellable) { CamelContentType *ct; CamelMimePart *mime_part; const gchar *charset; GString *buffer; gchar **default_headers; guint ii, length = 0; g_return_val_if_fail (E_IS_MAIL_PART_HEADERS (part), FALSE); mime_part = e_mail_part_ref_mime_part (part); ct = camel_mime_part_get_content_type (mime_part); charset = camel_content_type_param (ct, "charset"); charset = camel_iconv_charset_name (charset); buffer = g_string_new (""); /* dump selected headers */ default_headers = e_mail_part_headers_dup_default_headers ( E_MAIL_PART_HEADERS (part)); if (default_headers != NULL) length = g_strv_length (default_headers); for (ii = 0; ii < length; ii++) emfqe_format_header ( formatter, context, buffer, part, default_headers[ii], charset); g_strfreev (default_headers); g_string_append (buffer, HEADER_PREFIX); g_string_append (buffer, "<br>"); g_string_append (buffer, HEADER_SUFFIX); g_output_stream_write_all ( stream, buffer->str, buffer->len, NULL, cancellable, NULL); g_string_free (buffer, TRUE); g_object_unref (mime_part); return TRUE; }
static gboolean emfe_attachment_format (EMailFormatterExtension *extension, EMailFormatter *formatter, EMailFormatterContext *context, EMailPart *part, GOutputStream *stream, GCancellable *cancellable) { gchar *text, *html; gchar *button_id; EAttachmentStore *store; EMailExtensionRegistry *registry; GQueue *extensions; EMailPartAttachment *empa; CamelMimePart *mime_part; CamelMimeFilterToHTMLFlags flags; GString *buffer; const gchar *attachment_part_id; const gchar *part_id; g_return_val_if_fail (E_IS_MAIL_PART_ATTACHMENT (part), FALSE); empa = (EMailPartAttachment *) part; part_id = e_mail_part_get_id (part); if ((context->mode == E_MAIL_FORMATTER_MODE_NORMAL) || (context->mode == E_MAIL_FORMATTER_MODE_PRINTING) || (context->mode == E_MAIL_FORMATTER_MODE_ALL_HEADERS)) { EAttachment *attachment; GList *head, *link; attachment = e_mail_part_attachment_ref_attachment ( E_MAIL_PART_ATTACHMENT (part)); head = g_queue_peek_head_link (&part->validities); for (link = head; link != NULL; link = g_list_next (link)) { EMailPartValidityPair *pair = link->data; if (pair == NULL) continue; if ((pair->validity_type & E_MAIL_PART_VALIDITY_SIGNED) != 0) e_attachment_set_signed ( attachment, pair->validity->sign.status); if ((pair->validity_type & E_MAIL_PART_VALIDITY_ENCRYPTED) != 0) e_attachment_set_encrypted ( attachment, pair->validity->encrypt.status); } store = find_attachment_store (context->part_list, part); if (store) { GList *attachments = e_attachment_store_get_attachments (store); if (!g_list_find (attachments, attachment)) { e_attachment_store_add_attachment ( store, attachment); } g_list_free (attachments); } else { g_warning ("Failed to locate attachment-bar for %s", part_id); } g_object_unref (attachment); } registry = e_mail_formatter_get_extension_registry (formatter); extensions = e_mail_extension_registry_get_for_mime_type ( registry, empa->snoop_mime_type); if (extensions == NULL) extensions = e_mail_extension_registry_get_fallback ( registry, empa->snoop_mime_type); /* If the attachment is requested as RAW, then call the * handler directly and do not append any other code. */ if ((context->mode == E_MAIL_FORMATTER_MODE_RAW) || (context->mode == E_MAIL_FORMATTER_MODE_PRINTING)) { GList *head, *link; gboolean success = FALSE; if (extensions == NULL) return FALSE; if (context->mode == E_MAIL_FORMATTER_MODE_PRINTING) { gchar *name; EAttachment *attachment; GFileInfo *file_info; const gchar *display_name; gchar *description; attachment = e_mail_part_attachment_ref_attachment ( E_MAIL_PART_ATTACHMENT (part)); file_info = e_attachment_ref_file_info (attachment); display_name = g_file_info_get_display_name (file_info); description = e_attachment_dup_description (attachment); if (description != NULL && *description != '\0') { name = g_strdup_printf ( "<h2>Attachment: %s (%s)</h2>\n", description, display_name); } else { name = g_strdup_printf ( "<h2>Attachment: %s</h2>\n", display_name); } g_output_stream_write_all ( stream, name, strlen (name), NULL, cancellable, NULL); g_free (description); g_free (name); g_object_unref (attachment); g_object_unref (file_info); } head = g_queue_peek_head_link (extensions); for (link = head; link != NULL; link = g_list_next (link)) { success = e_mail_formatter_extension_format ( E_MAIL_FORMATTER_EXTENSION (link->data), formatter, context, part, stream, cancellable); if (success) break; } return success; } /* E_MAIL_FORMATTER_MODE_NORMAL: */ mime_part = e_mail_part_ref_mime_part (part); text = e_mail_part_describe (mime_part, empa->snoop_mime_type); flags = e_mail_formatter_get_text_format_flags (formatter); html = camel_text_to_html ( text, flags & CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS, 0); g_free (text); g_object_unref (mime_part); if (empa->attachment_view_part_id) attachment_part_id = empa->attachment_view_part_id; else attachment_part_id = part_id; button_id = g_strconcat (attachment_part_id, ".attachment_button", NULL); /* XXX Wild guess at the initial size. */ buffer = g_string_sized_new (8192); g_string_append_printf ( buffer, "<div class=\"attachment\">" "<table width=\"100%%\" border=\"0\">" "<tr valign=\"middle\">" "<td align=\"left\" width=\"100\">" "<object type=\"application/vnd.evolution.widget.attachment-button\" " "height=\"20\" width=\"100\" data=\"%s\" id=\"%s\"></object>" "</td>" "<td align=\"left\">%s</td>" "</tr>", part_id, button_id, html); g_free (button_id); g_free (html); if (extensions != NULL) { GOutputStream *content_stream; gboolean success = FALSE; content_stream = g_memory_output_stream_new_resizable (); if (empa->attachment_view_part_id != NULL) { EMailPart *attachment_view_part; attachment_view_part = e_mail_part_list_ref_part ( context->part_list, empa->attachment_view_part_id); /* Avoid recursion. */ if (attachment_view_part == part) g_clear_object (&attachment_view_part); if (attachment_view_part != NULL) { success = e_mail_formatter_format_as ( formatter, context, attachment_view_part, content_stream, NULL, cancellable); g_object_unref (attachment_view_part); } } else { GList *head, *link; head = g_queue_peek_head_link (extensions); for (link = head; link != NULL; link = g_list_next (link)) { success = e_mail_formatter_extension_format ( E_MAIL_FORMATTER_EXTENSION (link->data), formatter, context, part, content_stream, cancellable); if (success) break; } } if (success) { gchar *wrapper_element_id; gconstpointer data; gsize size; wrapper_element_id = g_strconcat ( attachment_part_id, ".wrapper", NULL); data = g_memory_output_stream_get_data ( G_MEMORY_OUTPUT_STREAM (content_stream)); size = g_memory_output_stream_get_data_size ( G_MEMORY_OUTPUT_STREAM (content_stream)); g_string_append_printf ( buffer, "<tr><td colspan=\"2\">" "<div class=\"attachment-wrapper\" id=\"%s\">", wrapper_element_id); g_string_append_len (buffer, data, size); g_string_append (buffer, "</div></td></tr>"); g_free (wrapper_element_id); } g_object_unref (content_stream); } g_string_append (buffer, "</table></div>"); g_output_stream_write_all ( stream, buffer->str, buffer->len, NULL, cancellable, NULL); g_string_free (buffer, TRUE); return TRUE; }
static void emfqe_format_header (EMailFormatter *formatter, EMailFormatterContext *context, GString *buffer, EMailPart *part, const gchar *header_name, const gchar *charset) { CamelMimePart *mime_part; EMailFormatterHeaderFlags flags; gchar *canon_name, *buf, *value = NULL; const gchar *txt, *label; gboolean addrspec = FALSE; gint is_html = FALSE; gint i; /* Skip Face header in prints, which includes also message forward */ if (context->mode == E_MAIL_FORMATTER_MODE_PRINTING && g_ascii_strcasecmp (header_name, "Face") == 0) return; flags = E_MAIL_FORMATTER_HEADER_FLAG_NOELIPSIZE; canon_name = g_alloca (strlen (header_name) + 1); strcpy (canon_name, header_name); e_mail_formatter_canon_header_name (canon_name); /* Never quote Bcc/Resent-Bcc headers. */ if (g_str_equal (canon_name, "Bcc")) return; if (g_str_equal (canon_name, "Resent-Bcc")) return; mime_part = e_mail_part_ref_mime_part (part); for (i = 0; addrspec_hdrs[i]; i++) { if (g_str_equal (canon_name, addrspec_hdrs[i])) { addrspec = TRUE; break; } } label = _(canon_name); if (addrspec) { CamelMedium *medium; struct _camel_header_address *addrs; GString *html; gchar *charset; medium = CAMEL_MEDIUM (mime_part); txt = camel_medium_get_header (medium, canon_name); if (txt == NULL) return; charset = e_mail_formatter_dup_charset (formatter); if (!charset) charset = e_mail_formatter_dup_default_charset (formatter); buf = camel_header_unfold (txt); addrs = camel_header_address_decode (txt, charset); g_free (charset); if (addrs == NULL) { g_free (buf); return; } g_free (buf); html = g_string_new (""); e_mail_formatter_format_address (formatter, html, addrs, canon_name, FALSE, FALSE); camel_header_address_unref (addrs); txt = value = html->str; g_string_free (html, FALSE); flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD; is_html = TRUE; } else if (g_str_equal (canon_name, "Subject")) { CamelMimeMessage *message; message = CAMEL_MIME_MESSAGE (mime_part); txt = camel_mime_message_get_subject (message); label = _("Subject"); flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD; } else if (g_str_equal (canon_name, "X-Evolution-Mailer")) { CamelMedium *medium; medium = CAMEL_MEDIUM (mime_part); txt = camel_medium_get_header (medium, "x-mailer"); if (txt == NULL) txt = camel_medium_get_header (medium, "user-agent"); if (txt == NULL) txt = camel_medium_get_header (medium, "x-newsreader"); if (txt == NULL) txt = camel_medium_get_header (medium, "x-mimeole"); if (txt == NULL) return; txt = value = camel_header_format_ctext (txt, charset); label = _("Mailer"); flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD; } else if (g_str_equal (canon_name, "Date") || g_str_equal (canon_name, "Resent-Date")) { CamelMedium *medium; medium = CAMEL_MEDIUM (mime_part); txt = camel_medium_get_header (medium, canon_name); if (txt == NULL) return; flags |= E_MAIL_FORMATTER_HEADER_FLAG_BOLD; } else { CamelMedium *medium; medium = CAMEL_MEDIUM (mime_part); txt = camel_medium_get_header (medium, canon_name); buf = camel_header_unfold (txt); txt = value = camel_header_decode_string (txt, charset); g_free (buf); } emfqe_format_text_header (formatter, buffer, label, txt, flags, is_html); g_free (value); g_object_unref (mime_part); }
static gboolean emqfe_text_plain_format (EMailFormatterExtension *extension, EMailFormatter *formatter, EMailFormatterContext *context, EMailPart *part, GOutputStream *stream, GCancellable *cancellable) { GOutputStream *filtered_stream; GOutputStream *temp_stream; CamelMimeFilter *filter; CamelMimePart *mime_part; CamelContentType *type; EMailFormatterQuoteContext *qf_context; CamelMimeFilterToHTMLFlags text_flags; const gchar *format; guint32 rgb = 0x737373; mime_part = e_mail_part_ref_mime_part (part); if (mime_part == NULL) return FALSE; qf_context = (EMailFormatterQuoteContext *) context; text_flags = CAMEL_MIME_FILTER_TOHTML_PRE | CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS | CAMEL_MIME_FILTER_TOHTML_CONVERT_ADDRESSES; /* XXX Should we define a separate EMailFormatter property * for using CAMEL_MIME_FILTER_TOHTML_QUOTE_CITATION? */ if (e_mail_formatter_get_mark_citations (formatter)) text_flags |= CAMEL_MIME_FILTER_TOHTML_QUOTE_CITATION; /* Check for RFC 2646 flowed text. */ type = camel_mime_part_get_content_type (mime_part); if (camel_content_type_is (type, "text", "plain") && (format = camel_content_type_param (type, "format")) && !g_ascii_strcasecmp (format, "flowed")) text_flags |= CAMEL_MIME_FILTER_TOHTML_FORMAT_FLOWED; filtered_stream = g_object_ref (stream); if ((qf_context->qf_flags & E_MAIL_FORMATTER_QUOTE_FLAG_KEEP_SIG) == 0) { filter = e_mail_stripsig_filter_new (TRUE); temp_stream = camel_filter_output_stream_new ( filtered_stream, filter); g_filter_output_stream_set_close_base_stream ( G_FILTER_OUTPUT_STREAM (temp_stream), FALSE); g_object_unref (filtered_stream); filtered_stream = temp_stream; g_object_unref (filter); } filter = camel_mime_filter_tohtml_new (text_flags, rgb); temp_stream = camel_filter_output_stream_new (filtered_stream, filter); g_filter_output_stream_set_close_base_stream ( G_FILTER_OUTPUT_STREAM (temp_stream), FALSE); g_object_unref (filtered_stream); filtered_stream = temp_stream; g_object_unref (filter); e_mail_formatter_format_text ( formatter, part, filtered_stream, cancellable); g_output_stream_flush (filtered_stream, cancellable, NULL); g_object_unref (filtered_stream); g_object_unref (mime_part); return TRUE; }
static gboolean emfe_image_format (EMailFormatterExtension *extension, EMailFormatter *formatter, EMailFormatterContext *context, EMailPart *part, GOutputStream *stream, GCancellable *cancellable) { gchar *content; CamelMimePart *mime_part; CamelDataWrapper *dw; GBytes *bytes; GOutputStream *raw_content; if (g_cancellable_is_cancelled (cancellable)) return FALSE; mime_part = e_mail_part_ref_mime_part (part); dw = camel_medium_get_content (CAMEL_MEDIUM (mime_part)); g_return_val_if_fail (dw, FALSE); raw_content = g_memory_output_stream_new_resizable (); camel_data_wrapper_decode_to_output_stream_sync ( dw, raw_content, cancellable, NULL); g_output_stream_close (raw_content, NULL, NULL); bytes = g_memory_output_stream_steal_as_bytes ( G_MEMORY_OUTPUT_STREAM (raw_content)); if (context->mode == E_MAIL_FORMATTER_MODE_RAW) { if (!e_mail_formatter_get_animate_images (formatter)) { gchar *buff; gsize len; e_mail_part_animation_extract_frame ( bytes, &buff, &len); g_output_stream_write_all ( stream, buff, len, NULL, cancellable, NULL); g_free (buff); } else { gconstpointer data; gsize size; data = g_bytes_get_data (bytes, &size); g_output_stream_write_all ( stream, data, size, NULL, cancellable, NULL); } } else { gchar *buffer; const gchar *mime_type; if (!e_mail_formatter_get_animate_images (formatter)) { gchar *buff; gsize len; e_mail_part_animation_extract_frame ( bytes, &buff, &len); content = g_base64_encode ((guchar *) buff, len); g_free (buff); } else { gconstpointer data; gsize size; data = g_bytes_get_data (bytes, &size); content = g_base64_encode (data, size); } mime_type = e_mail_part_get_mime_type (part); if (mime_type == NULL) mime_type = "image/*"; /* The image is already base64-encrypted so we can directly * paste it to the output */ buffer = g_strdup_printf ( "<img src=\"data:%s;base64,%s\" " " style=\"max-width: 100%%;\" />", mime_type, content); g_output_stream_write_all ( stream, buffer, strlen (buffer), NULL, cancellable, NULL); g_free (buffer); g_free (content); } g_bytes_unref (bytes); g_object_unref (raw_content); g_object_unref (mime_part); return TRUE; }
static gboolean emfpe_headers_format (EMailFormatterExtension *extension, EMailFormatter *formatter, EMailFormatterContext *context, EMailPart *part, GOutputStream *stream, GCancellable *cancellable) { EMailPartHeaders *headers_part; GtkTreeModel *tree_model; GtkTreeIter iter; gboolean iter_valid; GString *str, *tmp; gchar *subject; const gchar *buf; gint attachments_count; gchar *part_id_prefix; CamelMimePart *mime_part; GQueue queue = G_QUEUE_INIT; GList *head, *link; const gchar *part_id; g_return_val_if_fail (E_IS_MAIL_PART_HEADERS (part), FALSE); mime_part = e_mail_part_ref_mime_part (part); buf = camel_medium_get_header (CAMEL_MEDIUM (mime_part), "subject"); subject = camel_header_decode_string (buf, "UTF-8"); str = g_string_new (""); g_string_append_printf (str, "<h1>%s</h1>\n", subject); g_free (subject); g_string_append ( str, "<table border=\"0\" cellspacing=\"5\" " "cellpadding=\"0\" class=\"printing-header\">\n"); headers_part = E_MAIL_PART_HEADERS (part); tree_model = e_mail_part_headers_ref_print_model (headers_part); iter_valid = gtk_tree_model_get_iter_first (tree_model, &iter); while (iter_valid) { gchar *header_name = NULL; gchar *header_value = NULL; gboolean include = FALSE; gtk_tree_model_get ( tree_model, &iter, E_MAIL_PART_HEADERS_PRINT_MODEL_COLUMN_INCLUDE, &include, E_MAIL_PART_HEADERS_PRINT_MODEL_COLUMN_HEADER_NAME, &header_name, E_MAIL_PART_HEADERS_PRINT_MODEL_COLUMN_HEADER_VALUE, &header_value, -1); if (include) e_mail_formatter_format_header ( formatter, str, header_name, header_value, E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS, "UTF-8"); g_free (header_name); g_free (header_value); iter_valid = gtk_tree_model_iter_next (tree_model, &iter); } g_object_unref (tree_model); /* Get prefix of this PURI */ part_id = e_mail_part_get_id (part); part_id_prefix = g_strndup (part_id, g_strrstr (part_id, ".") - part_id); /* Add encryption/signature header */ tmp = g_string_new (""); e_mail_part_list_queue_parts (context->part_list, NULL, &queue); head = g_queue_peek_head_link (&queue); /* Find first secured part. */ for (link = head; link != NULL; link = g_list_next (link)) { EMailPart *mail_part = link->data; if (!e_mail_part_has_validity (mail_part)) continue; if (!e_mail_part_id_has_prefix (mail_part, part_id_prefix)) continue; if (e_mail_part_get_validity (mail_part, E_MAIL_PART_VALIDITY_PGP | E_MAIL_PART_VALIDITY_SIGNED)) { g_string_append (tmp, _("GPG signed")); } if (e_mail_part_get_validity (mail_part, E_MAIL_PART_VALIDITY_PGP | E_MAIL_PART_VALIDITY_ENCRYPTED)) { if (tmp->len > 0) g_string_append (tmp, ", "); g_string_append (tmp, _("GPG encrpyted")); } if (e_mail_part_get_validity (mail_part, E_MAIL_PART_VALIDITY_SMIME | E_MAIL_PART_VALIDITY_SIGNED)) { if (tmp->len > 0) g_string_append (tmp, ", "); g_string_append (tmp, _("S/MIME signed")); } if (e_mail_part_get_validity (mail_part, E_MAIL_PART_VALIDITY_SMIME | E_MAIL_PART_VALIDITY_ENCRYPTED)) { if (tmp->len > 0) g_string_append (tmp, ", "); g_string_append (tmp, _("S/MIME encrpyted")); } break; } if (tmp->len > 0) { e_mail_formatter_format_header ( formatter, str, _("Security"), tmp->str, E_MAIL_FORMATTER_HEADER_FLAG_BOLD | E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS, "UTF-8"); } g_string_free (tmp, TRUE); /* Count attachments and display the number as a header */ attachments_count = 0; for (link = head; link != NULL; link = g_list_next (link)) { EMailPart *mail_part = E_MAIL_PART (link->data); if (!e_mail_part_id_has_prefix (mail_part, part_id_prefix)) continue; if (!e_mail_part_get_is_attachment (mail_part)) continue; if (mail_part->is_hidden) continue; if (e_mail_part_get_cid (mail_part) != NULL) continue; attachments_count++; } if (attachments_count > 0) { gchar *header_value; header_value = g_strdup_printf ("%d", attachments_count); e_mail_formatter_format_header ( formatter, str, _("Attachments"), header_value, E_MAIL_FORMATTER_HEADER_FLAG_BOLD | E_MAIL_FORMATTER_HEADER_FLAG_NOLINKS, "UTF-8"); g_free (header_value); } while (!g_queue_is_empty (&queue)) g_object_unref (g_queue_pop_head (&queue)); g_string_append (str, "</table>"); g_output_stream_write_all ( stream, str->str, str->len, NULL, cancellable, NULL); g_string_free (str, TRUE); g_free (part_id_prefix); g_object_unref (mime_part); return TRUE; }