/* * e-mail-formatter-quote.c * * This program 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. * * 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 Lesser General Public License * along with this program; if not, see . * */ #include "e-mail-formatter-quote.h" #include #include "e-mail-formatter-utils.h" #include "e-mail-part.h" #include "e-mail-part-attachment.h" #include "e-mail-part-utils.h" #include #include #include #define E_MAIL_FORMATTER_QUOTE_GET_PRIVATE(obj) \ (G_TYPE_INSTANCE_GET_PRIVATE \ ((obj), E_TYPE_MAIL_FORMATTER_QUOTE, EMailFormatterQuotePrivate)) struct _EMailFormatterQuotePrivate { gchar *credits; EMailFormatterQuoteFlags flags; }; /* internal formatter extensions */ GType e_mail_formatter_quote_headers_get_type (void); GType e_mail_formatter_quote_message_rfc822_get_type (void); GType e_mail_formatter_quote_text_enriched_get_type (void); GType e_mail_formatter_quote_text_html_get_type (void); GType e_mail_formatter_quote_text_plain_get_type (void); static gpointer e_mail_formatter_quote_parent_class = 0; static void mail_formatter_quote_run (EMailFormatter *formatter, EMailFormatterContext *context, GOutputStream *stream, GCancellable *cancellable) { EMailFormatterQuote *qf; EMailFormatterQuoteContext *qf_context; GQueue queue = G_QUEUE_INIT; GList *head, *link; const gchar *string; if (g_cancellable_is_cancelled (cancellable)) return; qf = E_MAIL_FORMATTER_QUOTE (formatter); qf_context = (EMailFormatterQuoteContext *) context; qf_context->qf_flags = qf->priv->flags; if ((qf_context->qf_flags & E_MAIL_FORMATTER_QUOTE_FLAG_NO_FORMATTING) != 0) context->flags |= E_MAIL_FORMATTER_HEADER_FLAG_NO_FORMATTING; g_seekable_seek ( G_SEEKABLE (stream), 0, G_SEEK_SET, NULL, NULL); e_mail_part_list_queue_parts (context->part_list, NULL, &queue); head = g_queue_peek_head_link (&queue); for (link = head; link != NULL; link = g_list_next (link)) { EMailPart *part = E_MAIL_PART (link->data); const gchar *mime_type; if (e_mail_part_id_has_suffix (part, ".headers") && !(qf_context->qf_flags & E_MAIL_FORMATTER_QUOTE_FLAG_HEADERS)) { continue; } if (e_mail_part_id_has_suffix (part, ".rfc822")) { link = e_mail_formatter_find_rfc822_end_iter (link); continue; } if (part->is_hidden) continue; if (e_mail_part_get_is_attachment (part)) continue; mime_type = e_mail_part_get_mime_type (part); /* Skip error messages in the quoted part */ if (g_strcmp0 (mime_type, "application/vnd.evolution.error") == 0) continue; e_mail_formatter_format_as ( formatter, context, part, stream, mime_type, cancellable); } while (!g_queue_is_empty (&queue)) g_object_unref (g_queue_pop_head (&queue)); /* Before we were inserting the BR elements and the credits in front of * the actual HTML code of the message. But this was wrong as when WebKit * was loading the given HTML code that looked like *
CREDITSMESSAGE_CODE WebKit parsed it like *
CREDITSMESSAGE_CODE. As no elements are * allowed outside of the HTML root element WebKit wrapped them into * another HTML root element. Afterwards the first root element was * treated as the primary one and all the elements from the second's root * HEAD and BODY elements were moved to the first one. * Thus the HTML that was loaded into composer contained the i.e. META * or STYLE definitions in the body. * So if we want to put something into the message we have to put it into * the special span element and it will be moved to body in EHTMLEditorView */ if (qf->priv->credits && *qf->priv->credits) { gchar *credits = g_markup_printf_escaped ( "", qf->priv->credits); g_output_stream_write_all ( stream, credits, strlen (credits), NULL, cancellable, NULL); g_free (credits); } /* If we want to cite the message we have to append the special span element * after the message and cite it in EHTMLEditorView because of reasons * mentioned above */ if (qf->priv->flags & E_MAIL_FORMATTER_QUOTE_FLAG_CITE) { string = ""; g_output_stream_write_all ( stream, string, strlen (string), NULL, cancellable, NULL); } } static void e_mail_formatter_quote_init (EMailFormatterQuote *formatter) { formatter->priv = E_MAIL_FORMATTER_QUOTE_GET_PRIVATE (formatter); } static void e_mail_formatter_quote_finalize (GObject *object) { EMailFormatterQuote *formatter; formatter = E_MAIL_FORMATTER_QUOTE (object); g_free (formatter->priv->credits); formatter->priv->credits = NULL; /* Chain up to parent's finalize() */ G_OBJECT_CLASS (e_mail_formatter_quote_parent_class)->finalize (object); } static void e_mail_formatter_quote_base_init (EMailFormatterQuoteClass *class) { /* Register internal extensions. */ g_type_ensure (e_mail_formatter_quote_headers_get_type ()); g_type_ensure (e_mail_formatter_quote_message_rfc822_get_type ()); g_type_ensure (e_mail_formatter_quote_text_enriched_get_type ()); g_type_ensure (e_mail_formatter_quote_text_html_get_type ()); g_type_ensure (e_mail_formatter_quote_text_plain_get_type ()); e_mail_formatter_extension_registry_load ( E_MAIL_FORMATTER_CLASS (class)->extension_registry, E_TYPE_MAIL_FORMATTER_QUOTE_EXTENSION); E_MAIL_FORMATTER_CLASS (class)->text_html_flags = CAMEL_MIME_FILTER_TOHTML_PRE | CAMEL_MIME_FILTER_TOHTML_CONVERT_URLS | CAMEL_MIME_FILTER_TOHTML_CONVERT_ADDRESSES; } static void e_mail_formatter_quote_class_init (EMailFormatterQuoteClass *class) { GObjectClass *object_class; EMailFormatterClass *formatter_class; e_mail_formatter_quote_parent_class = g_type_class_peek_parent (class); g_type_class_add_private (class, sizeof (EMailFormatterQuotePrivate)); formatter_class = E_MAIL_FORMATTER_CLASS (class); formatter_class->context_size = sizeof (EMailFormatterQuoteContext); formatter_class->run = mail_formatter_quote_run; object_class = G_OBJECT_CLASS (class); object_class->finalize = e_mail_formatter_quote_finalize; } GType e_mail_formatter_quote_get_type (void) { static GType type = 0; if (G_UNLIKELY (type == 0)) { const GTypeInfo type_info = { sizeof (EMailFormatterClass), (GBaseInitFunc) e_mail_formatter_quote_base_init, (GBaseFinalizeFunc) NULL, (GClassInitFunc) e_mail_formatter_quote_class_init, (GClassFinalizeFunc) NULL, NULL, /* class_data */ sizeof (EMailFormatterQuote), 0, /* n_preallocs */ (GInstanceInitFunc) e_mail_formatter_quote_init, NULL /* value_table */ }; type = g_type_register_static ( E_TYPE_MAIL_FORMATTER, "EMailFormatterQuote", &type_info, 0); } return type; } EMailFormatter * e_mail_formatter_quote_new (const gchar *credits, EMailFormatterQuoteFlags flags) { EMailFormatterQuote *formatter; formatter = g_object_new (E_TYPE_MAIL_FORMATTER_QUOTE, NULL); formatter->priv->credits = g_strdup (credits); formatter->priv->flags = flags; return (EMailFormatter *) formatter; } /* ------------------------------------------------------------------------- */ G_DEFINE_ABSTRACT_TYPE ( EMailFormatterQuoteExtension, e_mail_formatter_quote_extension, E_TYPE_MAIL_FORMATTER_EXTENSION) static void e_mail_formatter_quote_extension_class_init (EMailFormatterQuoteExtensionClass *class) { } static void e_mail_formatter_quote_extension_init (EMailFormatterQuoteExtension *extension) { }