diff options
Diffstat (limited to 'mail/mail-format.c')
| -rw-r--r-- | mail/mail-format.c | 1021 |
1 files changed, 573 insertions, 448 deletions
diff --git a/mail/mail-format.c b/mail/mail-format.c index b5aba4ca32..08a2f98f98 100644 --- a/mail/mail-format.c +++ b/mail/mail-format.c @@ -24,300 +24,309 @@ #include <config.h> #include "mail-format.h" +#include "mail-display.h" #include "camel/hash-table-utils.h" #include <libgnome/libgnome.h> + #include <ctype.h> /* for isprint */ #include <string.h> /* for strstr */ +#include <fcntl.h> -static void handle_text_plain (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_text_html (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_image (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_vcard (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_mime_part (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_multipart_mixed (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_multipart_related (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_multipart_alternative(CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); -static void handle_unknown_type (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); +static void handle_text_plain (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_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); /* encodes some characters into their 'escaped' version; * so '<' turns into '<', and '"' turns into '"' */ -static gchar *text_to_html (const guchar *input, - guint len, - guint *encoded_len_return, - gboolean add_pre, +static gchar *text_to_html (const guchar *input, guint len, + guint *encoded_len_return, gboolean add_pre, gboolean convert_newlines_to_br); /* writes the header info for a mime message into an html stream */ -static void write_header_info_to_stream (CamelMimeMessage* mime_message, - GtkHTMLStreamHandle *stream); +static void write_headers (CamelMimeMessage *mime_message, GtkBox *box); /* dispatch html printing via mimetype */ -static void call_handler_function (CamelDataWrapper *wrapper, - gchar *mimetype_whole, - gchar *mimetype_main, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); +static void call_handler_function (CamelMimePart *part, + CamelMimeMessage *root, + GtkBox *box); -#if 0 -/** - * camel_formatter_wrapper_to_html: - * @formatter: the camel formatter object - * @data_wrapper: the data wrapper - * @stream: byte stream where data will be written - * - * Writes a CamelDataWrapper out, as html, into a stream passed in as - * a parameter. - **/ -void camel_formatter_wrapper_to_html (CamelFormatter* formatter, - CamelDataWrapper* data_wrapper, - CamelStream* stream_out) -{ - CamelFormatterPrivate* fmt = formatter->priv; - gchar *mimetype_whole = - g_strdup_printf ("%s/%s", - data_wrapper->mime_type->type, - data_wrapper->mime_type->subtype); - - debug ("camel_formatter_wrapper_to_html: entered\n"); - g_assert (formatter && data_wrapper && stream_out); - - /* give the root CamelDataWrapper and the stream to the formatter */ - initialize_camel_formatter (formatter, data_wrapper, stream_out); - - if (stream_out) { - - /* write everything to the stream */ - camel_stream_write_string ( - fmt->stream, "<html><body bgcolor=\"white\">\n"); - call_handler_function ( - formatter, - data_wrapper, - mimetype_whole, - data_wrapper->mime_type->type); - - camel_stream_write_string (fmt->stream, "\n</body></html>\n"); - } - - g_free (mimetype_whole); -} -#endif /** * mail_format_mime_message: * @mime_message: the input mime message - * @header_stream: HTML stream to write headers to - * @body_stream: HTML stream to write data to + * @box: GtkBox to stack elements into. * - * Writes a CamelMimeMessage out, as html, into streams passed in as - * a parameter. Either stream may be #NULL. + * Writes a CamelMimeMessage out, as a series of GtkHTML objects, + * into the provided box. **/ void -mail_format_mime_message (CamelMimeMessage *mime_message, - GtkHTMLStreamHandle *header_stream, - GtkHTMLStreamHandle *body_stream) +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 the headers fields out as HTML to the header stream. */ - if (header_stream) - write_header_info_to_stream (mime_message, header_stream); - - /* Write the contents of the MIME message to the body stream. */ - if (body_stream) { - mail_write_html (body_stream, "<html><body>\n"); - call_handler_function (CAMEL_DATA_WRAPPER (mime_message), - "message/rfc822", - "message", - body_stream, - CAMEL_DATA_WRAPPER (mime_message)); - mail_write_html (body_stream, "\n</body></html>\n"); - } + write_headers (mime_message, box); + call_handler_function (CAMEL_MIME_PART (mime_message), + mime_message, box); } -/* We're maintaining a hashtable of mimetypes -> functions; - * Those functions have the following signature... - */ -typedef void (*mime_handler_fn) (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root); - -static gchar* -lookup_unique_id (CamelDataWrapper *root, CamelDataWrapper *child) +static char * +get_cid (CamelMimePart *part, CamelMimeMessage *root) { - /* ** FIXME : replace this with a string representing - the location of the objetc in the tree */ - /* TODO: assert our return value != NULL */ + CamelDataWrapper *wrapper = + camel_medium_get_content_object (CAMEL_MEDIUM (part)); + char *cid; - gchar *temp_hack_uid; - - temp_hack_uid = g_strdup_printf ("%p", camel_data_wrapper_get_output_stream (child)); + /* 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); - return temp_hack_uid; + gtk_object_set_data (GTK_OBJECT (root), cid, wrapper); + return cid; } -static GHashTable *mime_function_table; - /* This tries to create a tag, given a mimetype and the child of a * mime message. It can return NULL if it can't match the mimetype to * a bonobo object. */ -static gchar * -get_bonobo_tag_for_object (CamelDataWrapper *wrapper, - gchar *mimetype, CamelDataWrapper *root) +static char * +get_bonobo_tag_for_object (CamelMimePart *part, CamelMimeMessage *root) { - char *uid = lookup_unique_id (root, wrapper); - const char *goad_id = gnome_mime_get_value (mimetype, - "bonobo-goad-id"); + GMimeContentField *type; + char *cid = get_cid (part, root), *mimetype; + const char *goad_id; + + 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) { return g_strdup_printf ("<object classid=\"%s\"> " "<param name=\"uid\" " - "value=\"camel://%s\"> </object>", - goad_id, uid); + "value=\"cid:%s\"></object>", + goad_id, cid); } else return NULL; } -/* - * This takes a mimetype, and tries to map that mimetype to a function - * or a bonobo object. - * - * - If it's mapped to a bonobo object, this function prints a tag - * into the stream, designating the bonobo object and a place that - * the bonobo object can find data to hydrate from - * - * - otherwise, the mimetype is mapped to another function, which can - * print into the stream +/* 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; +static GHashTable *mime_icon_table; + static void -call_handler_function (CamelDataWrapper *wrapper, - gchar *mimetype_whole_in, /* ex. "image/jpeg" */ - gchar *mimetype_main_in, /* ex. "image" */ - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +setup_function_table (void) { - mime_handler_fn handler_function = NULL; - gchar *mimetype_whole = NULL; - gchar *mimetype_main = NULL; + mime_function_table = g_hash_table_new (g_strcase_hash, + g_strcase_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); + /* RFC 2046 says unrecognized multipart subtypes should be + * treated like multipart/mixed. + */ + g_hash_table_insert (mime_function_table, "multipart", + handle_multipart_mixed); +} - g_return_if_fail (mimetype_whole_in || mimetype_main_in); - g_return_if_fail (CAMEL_IS_DATA_WRAPPER (wrapper)); - g_return_if_fail (CAMEL_IS_DATA_WRAPPER (root)); +static CamelStream * +icon_stream (char *path) +{ + GByteArray *ba; + char buf[8192]; + int fd, nread; - if (mime_function_table == NULL) { - mime_function_table = g_hash_table_new (g_strcase_hash, - g_strcase_equal); - - /* hook up mime types to functions that handle them */ - g_hash_table_insert (mime_function_table, "text/plain", - handle_text_plain); - g_hash_table_insert (mime_function_table, "text/richtext", - handle_text_plain); - g_hash_table_insert (mime_function_table, "text/html", - handle_text_html); - 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, "message/rfc822", - handle_mime_part); - g_hash_table_insert (mime_function_table, "image", - handle_image); - g_hash_table_insert (mime_function_table, "vcard", - handle_vcard); - - /* RFC 2046 says unrecognized multipart subtypes should - * be treated like multipart/mixed. - */ - g_hash_table_insert (mime_function_table, "multipart", - handle_multipart_mixed); + fd = open (path, O_RDONLY); + if (fd == -1) + return NULL; - /* Body parts don't have mime parts per se, so Camel - * sticks on the following one. - */ - g_hash_table_insert (mime_function_table, "mime/body-part", - handle_mime_part); + ba = g_byte_array_new (); + while (1) { + nread = read (fd, buf, sizeof (buf)); + if (nread < 1) + break; + g_byte_array_append (ba, buf, nread); } + close (fd); + return camel_stream_mem_new_with_byte_array (ba, CAMEL_STREAM_MEM_READ); +} + +static void +setup_icon_table (void) +{ + char *path; - /* Try to find a handler function in our own lookup table */ - if (mimetype_whole_in) { - mimetype_whole = g_strdup (mimetype_whole_in); - g_strdown (mimetype_whole); + mime_icon_table = g_hash_table_new (g_strcase_hash, + g_strcase_equal); - handler_function = g_hash_table_lookup (mime_function_table, - mimetype_whole); + path = gnome_pixmap_file ("gnome-audio2.png"); + if (path) { + g_hash_table_insert (mime_icon_table, "audio", + icon_stream (path)); + g_free (path); + } + path = gnome_pixmap_file ("gnome-graphics.png"); + if (path) { + g_hash_table_insert (mime_icon_table, "image", + icon_stream (path)); + g_free (path); } + path = gnome_pixmap_file ("gnome-qeye.png"); + if (path) { + g_hash_table_insert (mime_icon_table, "video", + icon_stream (path)); + g_free (path); + } + path = gnome_pixmap_file ("gnome-question.png"); + if (path) { + g_hash_table_insert (mime_icon_table, "unknown", + icon_stream (path)); + g_free (path); + } +} - if (mimetype_main_in && !handler_function) { - mimetype_main = g_strdup (mimetype_main_in); - g_strdown (mimetype_main); +static mime_handler_fn +lookup_handler (CamelMimePart *part) +{ + CamelDataWrapper *wrapper; + mime_handler_fn handler_function; + const char *goad_id; + char *mimetype_whole = NULL; + char *mimetype_main = NULL; + + g_return_val_if_fail (CAMEL_IS_MIME_PART (part), NULL); - handler_function = g_hash_table_lookup (mime_function_table, - mimetype_main); + if (mime_function_table == NULL) { + setup_function_table (); + setup_icon_table (); } - /* Upon failure, try to find a bonobo object to show the object */ - if (!handler_function) { - gchar *bonobo_tag = NULL; + wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part)); - if (mimetype_whole) - bonobo_tag = get_bonobo_tag_for_object ( - wrapper, mimetype_whole, root); + /* Try to find a handler function in our own lookup table. */ + mimetype_whole = camel_data_wrapper_get_mime_type (wrapper); + g_strdown (mimetype_whole); - if (mimetype_main && !bonobo_tag) - bonobo_tag = get_bonobo_tag_for_object ( - wrapper, mimetype_main, root); + handler_function = g_hash_table_lookup (mime_function_table, + mimetype_whole); + if (handler_function) + goto out; - if (bonobo_tag) { - /* We can print a tag, and return! */ + mimetype_main = g_strdup (wrapper->mime_type->type); + g_strdown (mimetype_main); - mail_write_html (stream, bonobo_tag); - g_free (bonobo_tag); - if (mimetype_whole) - g_free (mimetype_whole); - if (mimetype_main) - g_free (mimetype_main); + handler_function = g_hash_table_lookup (mime_function_table, + mimetype_main); + if (handler_function) + goto out; - return; - } + /* See if there's a bonobo control that can show the object. */ + goad_id = gnome_mime_get_value (mimetype_whole, "bonobo-goad-id"); + if (goad_id) { + handler_function = handle_via_bonobo; + goto out; } - /* Use either a handler function we've found, or a default handler. */ - if (handler_function) - (*handler_function) (wrapper, stream, root); - else - handle_unknown_type (wrapper, stream, root); + goad_id = gnome_mime_get_value (mimetype_main, "bonobo-goad-id"); + if (goad_id) + handler_function = handle_via_bonobo; + + out: if (mimetype_whole) g_free (mimetype_whole); if (mimetype_main) g_free (mimetype_main); + + return handler_function; +} + +static void +call_handler_function (CamelMimePart *part, CamelMimeMessage *root, + GtkBox *box) +{ + CamelDataWrapper *wrapper; + mime_handler_fn handler_function = NULL; + + wrapper = camel_medium_get_content_object (CAMEL_MEDIUM (part)); + + handler_function = lookup_handler (part); + + if (handler_function) + (*handler_function) (part, root, box); + else + handle_unknown_type (part, root, box); } -/* Convert plain text in equivalent-looking valid HTML. */ +/* Convert plain text into equivalent-looking valid HTML. */ static gchar * text_to_html (const guchar *input, guint len, guint *encoded_len_return, gboolean add_pre, @@ -397,13 +406,12 @@ text_to_html (const guchar *input, guint len, return buffer; } - static void -write_field_to_stream (const gchar *description, const gchar *value, - gboolean bold, GtkHTMLStreamHandle *stream) +write_field_to_stream (const char *description, const char *value, + gboolean bold, GtkHTML *html, + GtkHTMLStreamHandle *stream) { - gchar *s; - gchar *encoded_value; + char *encoded_value; if (value) { unsigned char *p; @@ -415,20 +423,20 @@ write_field_to_stream (const gchar *description, const gchar *value, *p = '?'; } } else - encoded_value = g_strdup (""); - - s = g_strdup_printf ("<tr valign=top><%s align=right>%s</%s>" - "<td>%s</td></tr>", bold ? "th" : "td", - description, bold ? "th" : "td", - encoded_value); - mail_write_html (stream, s); - g_free (encoded_value); - g_free (s); + 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 GList *recipients, gboolean bold, + GtkHTML *html, GtkHTMLStreamHandle *stream) { gchar *recipients_string = NULL; @@ -446,19 +454,24 @@ write_recipients_to_stream (const gchar *recipient_type, } write_field_to_stream (recipient_type, recipients_string, - bold, stream); + bold, html, stream); g_free (recipients_string); } static void -write_header_info_to_stream (CamelMimeMessage *mime_message, - GtkHTMLStreamHandle *stream) +write_headers (CamelMimeMessage *mime_message, GtkBox *box) { const GList *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_write_html (stream, "<table>"); + 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 @@ -467,26 +480,28 @@ write_header_info_to_stream (CamelMimeMessage *mime_message, write_field_to_stream ("From:", camel_mime_message_get_from (mime_message), - TRUE, stream); + 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, stream); + FALSE, html, stream); } write_recipients_to_stream ("To:", camel_mime_message_get_recipients (mime_message, CAMEL_RECIPIENT_TYPE_TO), - TRUE, stream); + TRUE, html, stream); recipients = camel_mime_message_get_recipients (mime_message, CAMEL_RECIPIENT_TYPE_CC); if (recipients) - write_recipients_to_stream ("Cc:", recipients, TRUE, stream); + write_recipients_to_stream ("Cc:", recipients, TRUE, html, stream); write_field_to_stream ("Subject:", camel_mime_message_get_subject (mime_message), - TRUE, stream); + TRUE, html, stream); + + mail_html_write (html, stream, "</table>"); - mail_write_html (stream, "</table>"); + mail_html_end (html, stream, TRUE, box); } #define MIME_TYPE_WHOLE(a) (gmime_content_field_get_mime_type ( \ @@ -500,27 +515,20 @@ write_header_info_to_stream (CamelMimeMessage *mime_message, *----------------------------------------------------------------------*/ static void -handle_text_plain (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +handle_text_plain (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box) { - gchar *text; + GtkHTML *html; + GtkHTMLStreamHandle *stream; + CamelDataWrapper *wrapper = + camel_medium_get_content_object (CAMEL_MEDIUM (part)); + char *text; CamelStream *wrapper_output_stream; gchar tmp_buffer[4096]; gint nb_bytes_read; gboolean empty_text = TRUE; - - mail_write_html (stream, "\n<!-- text/plain below -->\n"); - mail_write_html (stream, "<pre>\n"); - - /* FIXME: text/richtext is not difficult to translate into HTML */ - if (strcmp (wrapper->mime_type->subtype, "richtext") == 0) { - mail_write_html (stream, "<center><b>" - "<table bgcolor=\"b0b0ff\" cellpadding=3>" - "<tr><td>Warning: the following " - "richtext may not be formatted correctly. " - "</b></td></tr></table></center><br>"); - } + mail_html_new (&html, &stream, root, TRUE); + mail_html_write (html, stream, "\n<!-- text/plain -->\n<pre>\n"); /* Get the output stream of the data wrapper. */ wrapper_output_stream = camel_data_wrapper_get_output_stream (wrapper); @@ -529,7 +537,8 @@ handle_text_plain (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, do { /* Read next chunk of text. */ nb_bytes_read = camel_stream_read (wrapper_output_stream, - tmp_buffer, 4096); + tmp_buffer, + sizeof (tmp_buffer)); /* If there's any text, write it to the stream. */ if (nb_bytes_read > 0) { @@ -542,33 +551,167 @@ handle_text_plain (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, nb_bytes_read, &returned_strlen, FALSE, FALSE); - mail_write_html (stream, text); + gtk_html_write (html, stream, text, + returned_strlen); g_free (text); } } while (!camel_stream_eos (wrapper_output_stream)); if (empty_text) - mail_write_html (stream, "<b>(empty)</b>"); + mail_html_write (html, stream, "<b>(empty)</b>"); + + mail_html_write (html, stream, "</pre>\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_STREAM_MEM_WRITE); + 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, " "); + 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, ">"); + break; + + case '&': + mail_html_write (html, stream, "&"); + break; - mail_write_html (stream, "</pre>\n"); + case '<': + if (*p == '<') { + mail_html_write (html, stream, "<"); + break; + } + + if (strncmp (p, "lt>", 3) == 0) + mail_html_write (html, stream, "<"); + 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, match); + } + + p = strchr (p, '>'); + if (p) + p++; + } + } + + mail_html_end (html, stream, TRUE, box); } static void -handle_text_html (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +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); - /* Write the header. */ - mail_write_html (stream, "\n<!-- text/html below -->\n"); - do { /* Read next chunk of text. */ nb_bytes_read = camel_stream_read (wrapper_output_stream, @@ -579,109 +722,40 @@ handle_text_html (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, empty_text = FALSE; /* Write the buffer to the html stream */ - gtk_html_stream_write (stream, tmp_buffer, - nb_bytes_read); + gtk_html_write (html, stream, tmp_buffer, + nb_bytes_read); } } while (!camel_stream_eos (wrapper_output_stream)); if (empty_text) - mail_write_html (stream, "<b>(empty)</b>"); -} - -static void -handle_image (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) -{ - gchar *uuid; - gchar *tag; - - uuid = lookup_unique_id (root, wrapper); - - mail_write_html (stream, "\n<!-- image below -->\n"); - tag = g_strdup_printf ("<img src=\"camel://%s\">\n", uuid); - mail_write_html (stream, tag); - g_free (uuid); - g_free (tag); -} - -static void -handle_vcard (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) -{ - mail_write_html (stream, "\n<!-- vcard below -->\n"); - - /* FIXME: do something here. */ -} - -static void -handle_mime_part (CamelDataWrapper *wrapper, GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) -{ - CamelMimePart *mime_part; - CamelDataWrapper *message_contents; - gchar *whole_mime_type; - - g_return_if_fail (CAMEL_IS_MIME_PART (wrapper)); - - mime_part = CAMEL_MIME_PART (wrapper); - message_contents = - camel_medium_get_content_object (CAMEL_MEDIUM (mime_part)); - - g_assert (message_contents); - - mail_write_html (stream, "\n<!-- mime message below -->\n"); - -// mail_write_html (stream, -// "<table width=95% border=1><tr><td>\n\n"); + mail_html_write (html, stream, "<b>(empty)</b>"); - /* dispatch the correct handler function for the mime type */ - whole_mime_type = MIME_TYPE_WHOLE (mime_part); - call_handler_function (message_contents, - whole_mime_type, - MIME_TYPE_MAIN (mime_part), - stream, root); - g_free (whole_mime_type); - - /* close up the table we opened */ -// mail_write_html (stream, -// "\n\n</td></tr></table>\n\n"); + mail_html_end (html, stream, FALSE, box); } - -/* called for each body part in a multipart/mixed */ static void -display_camel_body_part (CamelMimeBodyPart *body_part, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +handle_image (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box) { - gchar *whole_mime_type; - - CamelDataWrapper* contents = - camel_medium_get_content_object (CAMEL_MEDIUM (body_part)); - - whole_mime_type = MIME_TYPE_WHOLE (body_part); - call_handler_function (contents, whole_mime_type, - MIME_TYPE_MAIN (body_part), - stream, root); - g_free (whole_mime_type); - - mail_write_html (stream, "\n<hr>\n"); + 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); } - -/* Our policy here is this: - (1) print text/(plain|html) parts found - (2) print vcards and images inline - (3) treat all other parts as attachments */ static void -handle_multipart_mixed (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, CamelDataWrapper *root) +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); @@ -689,151 +763,202 @@ handle_multipart_mixed (CamelDataWrapper *wrapper, CamelMimeBodyPart *body_part = camel_multipart_get_part (mp, i); - display_camel_body_part (body_part, stream, root); + call_handler_function (CAMEL_MIME_PART (body_part), root, box); } } /* As seen in RFC 2387! */ -/* FIXME: camel doesn't currently set CamelMultipart::parent, so we - * can use it here. - */ static void -handle_multipart_related (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +handle_multipart_related (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box) { + CamelDataWrapper *wrapper = + camel_medium_get_content_object (CAMEL_MEDIUM (part)); CamelMultipart *mp; - CamelMimeBodyPart *body_part; -#if 0 - GMimeContentField *parent_content_type; - const char *start, *cid; + CamelMimeBodyPart *body_part, *display_part = NULL; + GMimeContentField *content_type; + const char *start; int i, nparts; -#endif g_return_if_fail (CAMEL_IS_MULTIPART (wrapper)); - mp = CAMEL_MULTIPART (wrapper); -#if 0 - parent_content_type = - camel_mime_part_get_content_type ( - camel_multipart_get_parent (mp)); + nparts = camel_multipart_get_number (mp); - start = gmime_content_field_get_parameter (parent_content_type, - "start"); + content_type = camel_mime_part_get_content_type (part); + start = gmime_content_field_get_parameter (content_type, "start"); if (start) { - nparts = camel_multipart_get_number (mp); + int len; + + /* The "start" parameter includes <>s, which Content-Id + * does not. + */ + len = strlen (start) - 2; + for (i = 0; i < nparts; i++) { - CamelMimeBodyPart *body_part = - camel_multipart_get_part (mp, i); + const char *cid; + body_part = camel_multipart_get_part (mp, i); cid = camel_mime_part_get_content_id ( CAMEL_MIME_PART (body_part)); - if (!strcmp (cid, start)) { - display_camel_body_part (body_part, stream, - root); - return; + if (!strncmp (cid, start + 1, len) && + strlen (cid) == len) { + display_part = body_part; + break; } } - /* Oops. Hrmph. */ - handle_multipart_mixed (wrapper, stream, root); + 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); } -#endif - /* No start parameter, so it defaults to the first part. */ - body_part = camel_multipart_get_part (mp, 0); - display_camel_body_part (body_part, stream, root); + /* 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; + + part = CAMEL_MIME_PART (body_part); + cid = get_cid (part, root); + g_free (cid); + } + + /* Now, display the displayed part. */ + call_handler_function (CAMEL_MIME_PART (display_part), root, box); } -/* multipart/alternative helper function -- - * Returns NULL if no displayable msg is found - */ +/* RFC 2046 says "display the last part that you are able to display". */ static CamelMimePart * find_preferred_alternative (CamelMultipart *multipart) { int i, nparts; - CamelMimePart* html_part = NULL; - CamelMimePart* plain_part = NULL; + CamelMimePart *preferred_part = NULL; - /* Find out out many parts are in it. */ nparts = camel_multipart_get_number (multipart); - - /* FIXME: DO LEAF-LOOKUP HERE FOR OTHER MIME-TYPES!!! */ - for (i = 0; i < nparts; i++) { - CamelMimeBodyPart *body_part = - camel_multipart_get_part (multipart, i); - - if (strcasecmp (MIME_TYPE_MAIN (body_part), "text") != 0) - continue; + CamelMimePart *part = CAMEL_MIME_PART ( + camel_multipart_get_part (multipart, i)); - if (strcasecmp (MIME_TYPE_SUB (body_part), "plain") == 0) - plain_part = CAMEL_MIME_PART (body_part); - else if (strcasecmp (MIME_TYPE_SUB (body_part), "html") == 0) - html_part = CAMEL_MIME_PART (body_part); + if (lookup_handler (part)) + preferred_part = part; } - if (html_part) - return html_part; - if (plain_part) - return plain_part; - return NULL; + return preferred_part; } -/* The current policy for multipart/alternative is this: - * - * if (we find a text/html body part) - * we print it - * else if (we find a text/plain body part) - * we print it - * else - * we print nothing - */ static void -handle_multipart_alternative (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +handle_multipart_alternative (CamelMimePart *part, CamelMimeMessage *root, + GtkBox *box) { - CamelMultipart *multipart = CAMEL_MULTIPART (wrapper); + CamelDataWrapper *wrapper = + camel_medium_get_content_object (CAMEL_MEDIUM (part)); + CamelMultipart *multipart; CamelMimePart *mime_part; - gchar *whole_mime_type; + + g_return_if_fail (CAMEL_IS_MULTIPART (wrapper)); + multipart = CAMEL_MULTIPART (wrapper); mime_part = find_preferred_alternative (multipart); - if (mime_part) { - CamelDataWrapper *contents = - camel_medium_get_content_object ( - CAMEL_MEDIUM (mime_part)); - - whole_mime_type = MIME_TYPE_WHOLE (mime_part); - call_handler_function (contents, whole_mime_type, - MIME_TYPE_MAIN (mime_part), - stream, root); - g_free (whole_mime_type); - } + if (mime_part) + call_handler_function (mime_part, root, box); + else + handle_unknown_type (part, root, box); +} + +void +stream_destroy_notify (gpointer data) +{ + camel_stream_close (data); } static void -handle_unknown_type (CamelDataWrapper *wrapper, - GtkHTMLStreamHandle *stream, - CamelDataWrapper *root) +handle_mystery (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box, + char *icon_cid, char *id, char *action) { - gchar *tag; - char *uid = lookup_unique_id (root, wrapper); + GtkHTML *html; + GtkHTMLStreamHandle *stream; + char *cid; + + cid = get_cid (part, root); + mail_html_new (&html, &stream, root, TRUE); + mail_html_write (html, stream, "<table><tr><td><a href=\"camel:%p\">" + "<img src=\"camel:%p\"></a></td>" + "<td>%s<br><br>Click on the icon to %s." + "</td></tr></table>", get_cid (part, root), + icon_cid, id, action); + mail_html_end (html, stream, TRUE, box); +} - tag = g_strdup_printf ("<a href=\"camel://%s\">click-me-to-save</a>\n", - uid); +static void +handle_audio (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box) +{ + char *cid, *id; - mail_write_html (stream, tag); + cid = g_hash_table_lookup (mime_icon_table, "audio"); + id = g_strdup_printf ("Audio data in \"%s\" format.", + camel_mime_part_get_content_type (part)->subtype); + handle_mystery (part, root, box, cid, 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); +} -void -mail_write_html (GtkHTMLStreamHandle *stream, const char *data) +static void +handle_unknown_type (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box) { - gtk_html_stream_write (stream, data, strlen (data)); + char *cid, *id; + + cid = g_hash_table_lookup (mime_icon_table, "unknown"); + 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, cid, id, "save it to disk"); + g_free (id); } +static void +handle_via_bonobo (CamelMimePart *part, CamelMimeMessage *root, GtkBox *box) +{ + GtkHTML *html; + GtkHTMLStreamHandle *stream; + char *bonobo_tag = get_bonobo_tag_for_object (part, root); + + g_return_if_fail (bonobo_tag); + + mail_html_new (&html, &stream, root, TRUE); + mail_html_write (html, stream, bonobo_tag); + mail_html_end (html, stream, TRUE, box); + + g_free (bonobo_tag); +} + + static char * get_data_wrapper_text (CamelDataWrapper *data) { @@ -860,7 +985,7 @@ reply_body (CamelDataWrapper *data, gboolean *html) CamelMimePart *subpart; int i, nparts; char *subtext, *old; - const char *boundary, *disp; + const char *boundary, *disp, *subtype; char *text = NULL; GMimeContentField *mime_type; @@ -901,8 +1026,9 @@ reply_body (CamelDataWrapper *data, gboolean *html) */ for (i = 0; i < nparts; i++) { subpart = CAMEL_MIME_PART (camel_multipart_get_part (mp, i)); + subtype = camel_mime_part_get_content_type (subpart)->subtype; - if (strcasecmp (MIME_TYPE_SUB (subpart), "html") == 0) + if (strcasecmp (subtype, "html") == 0) return reply_body (camel_medium_get_content_object (CAMEL_MEDIUM (subpart)), html); } @@ -1108,8 +1234,7 @@ mail_generate_forward (CamelMimeMessage *mime_message, camel_stream_close (stream); composer = E_MSG_COMPOSER (e_msg_composer_new ()); - e_msg_composer_attachment_bar_attach (composer->attachment_bar, - tmpfile); + e_msg_composer_attachment_bar_attach (E_MSG_COMPOSER_ATTACHMENT_BAR (composer->attachment_bar), tmpfile); g_free (tmpfile); /* FIXME: should we default a subject? */ |