1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210
|
/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*
* This library 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 library 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 Lesser General Public License
* for more details.
*
* You should have received a copy of the GNU Lesser General Public License
* along with this library. If not, see <http://www.gnu.org/licenses/>.
*
* Authors: Michael Zucchi <notzed@ximian.com>
*/
#include <fcntl.h>
#include <stdarg.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <sys/stat.h>
#include <sys/types.h>
#include "camel-html-parser.h"
#include "camel-mime-filter-html.h"
#define d(x)
#define CAMEL_MIME_FILTER_HTML_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), CAMEL_TYPE_MIME_FILTER_HTML, CamelMimeFilterHTMLPrivate))
struct _CamelMimeFilterHTMLPrivate {
CamelHTMLParser *ctxt;
};
G_DEFINE_TYPE (CamelMimeFilterHTML, camel_mime_filter_html, CAMEL_TYPE_MIME_FILTER)
/* ********************************************************************** */
#if 0
/* well we odnt use this stuff yet */
static struct {
gchar *element;
gchar *remap;
} map_start[] = {
{ "p", "\n\n" },
{ "br", "\n" },
{ "h1", "\n" }, { "h2", "\n" }, { "h3", "\n" }, { "h4", "\n" }, { "h5", "\n" }, { "h6", "\n" },
};
static struct {
gchar *element;
gchar *remap;
} map_end[] = {
{ "h1", "\n" }, { "h2", "\n" }, { "h3", "\n" }, { "h4", "\n" }, { "h5", "\n" }, { "h6", "\n" },
};
#endif
/* ********************************************************************** */
static void
mime_filter_html_run (CamelMimeFilter *mime_filter,
const gchar *in,
gsize inlen,
gsize prespace,
gchar **out,
gsize *outlenptr,
gsize *outprespace,
gint last)
{
CamelMimeFilterHTMLPrivate *priv;
CamelHTMLParserState state;
gchar *outp;
priv = CAMEL_MIME_FILTER_HTML_GET_PRIVATE (mime_filter);
d (printf ("converting html:\n%.*s\n", (gint) inlen, in));
/* We should generally shrink the data, but this'll do */
camel_mime_filter_set_size (mime_filter, inlen * 2 + 256, FALSE);
outp = mime_filter->outbuf;
camel_html_parser_set_data (priv->ctxt, in, inlen, last);
do {
const gchar *data;
gint len;
state = camel_html_parser_step (priv->ctxt, &data, &len);
switch (state) {
case CAMEL_HTML_PARSER_DATA:
case CAMEL_HTML_PARSER_ENT:
memcpy (outp, data, len);
outp += len;
break;
case CAMEL_HTML_PARSER_ELEMENT:
/* FIXME: do some whitespace processing here */
break;
default:
/* ignore everything else */
break;
}
} while (state != CAMEL_HTML_PARSER_EOF && state != CAMEL_HTML_PARSER_EOD);
*out = mime_filter->outbuf;
*outlenptr = outp - mime_filter->outbuf;
*outprespace = mime_filter->outbuf - mime_filter->outreal;
d (printf ("converted html end:\n%.*s\n", (gint) * outlenptr, *out));
}
static void
mime_filter_html_dispose (GObject *object)
{
CamelMimeFilterHTMLPrivate *priv;
priv = CAMEL_MIME_FILTER_HTML_GET_PRIVATE (object);
if (priv->ctxt != NULL) {
g_object_unref (priv->ctxt);
priv->ctxt = NULL;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (camel_mime_filter_html_parent_class)->dispose (object);
}
static void
mime_filter_html_filter (CamelMimeFilter *mime_filter,
const gchar *in,
gsize len,
gsize prespace,
gchar **out,
gsize *outlenptr,
gsize *outprespace)
{
mime_filter_html_run (
mime_filter, in, len, prespace,
out, outlenptr, outprespace, FALSE);
}
static void
mime_filter_html_complete (CamelMimeFilter *mime_filter,
const gchar *in,
gsize len,
gsize prespace,
gchar **out,
gsize *outlenptr,
gsize *outprespace)
{
mime_filter_html_run (
mime_filter, in, len, prespace,
out, outlenptr, outprespace, TRUE);
}
static void
mime_filter_html_reset (CamelMimeFilter *mime_filter)
{
CamelMimeFilterHTMLPrivate *priv;
priv = CAMEL_MIME_FILTER_HTML_GET_PRIVATE (mime_filter);
g_object_unref (priv->ctxt);
priv->ctxt = camel_html_parser_new ();
}
static void
camel_mime_filter_html_class_init (CamelMimeFilterHTMLClass *class)
{
GObjectClass *object_class;
CamelMimeFilterClass *mime_filter_class;
g_type_class_add_private (class, sizeof (CamelMimeFilterHTMLPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->dispose = mime_filter_html_dispose;
mime_filter_class = CAMEL_MIME_FILTER_CLASS (class);
mime_filter_class->filter = mime_filter_html_filter;
mime_filter_class->complete = mime_filter_html_complete;
mime_filter_class->reset = mime_filter_html_reset;
}
static void
camel_mime_filter_html_init (CamelMimeFilterHTML *mime_filter)
{
mime_filter->priv = CAMEL_MIME_FILTER_HTML_GET_PRIVATE (mime_filter);
mime_filter->priv->ctxt = camel_html_parser_new ();
}
/**
* camel_mime_filter_html_new:
*
* Create a new #CamelMimeFilterHTML object.
*
* Returns: a new #CamelMimeFilterHTML object
**/
CamelMimeFilter *
camel_mime_filter_html_new (void)
{
return g_object_new (CAMEL_TYPE_MIME_FILTER_HTML, NULL);
}
|