1999-03-19 23:00:36 +03:00
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/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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1999-11-06 06:43:54 +03:00
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* The contents of this file are subject to the Netscape Public
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* License Version 1.1 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.mozilla.org/NPL/
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1999-03-19 23:00:36 +03:00
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*
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1999-11-06 06:43:54 +03:00
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* Software distributed under the License is distributed on an "AS
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* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
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* implied. See the License for the specific language governing
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* rights and limitations under the License.
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1999-03-19 23:00:36 +03:00
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*
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1999-11-06 06:43:54 +03:00
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* The Original Code is mozilla.org code.
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*
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* The Initial Developer of the Original Code is Netscape
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1999-03-19 23:00:36 +03:00
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* Communications Corporation. Portions created by Netscape are
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1999-11-06 06:43:54 +03:00
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* Copyright (C) 1998 Netscape Communications Corporation. All
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* Rights Reserved.
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*
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* Contributor(s):
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1999-03-19 23:00:36 +03:00
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*/
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2000-01-14 04:01:18 +03:00
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#include "plstr.h"
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1999-03-19 23:00:36 +03:00
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#include "mimethtm.h"
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#include "prmem.h"
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#include "plstr.h"
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1999-04-13 07:14:46 +04:00
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#include "prlog.h"
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#include "msgCore.h"
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1999-05-29 00:00:32 +04:00
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#include "nsMimeStringResources.h"
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2000-04-19 01:07:19 +04:00
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#include "mimemoz2.h"
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1999-03-19 23:00:36 +03:00
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#define MIME_SUPERCLASS mimeInlineTextClass
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MimeDefClass(MimeInlineTextHTML, MimeInlineTextHTMLClass,
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mimeInlineTextHTMLClass, &MIME_SUPERCLASS);
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static int MimeInlineTextHTML_parse_line (char *, PRInt32, MimeObject *);
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static int MimeInlineTextHTML_parse_eof (MimeObject *, PRBool);
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static int MimeInlineTextHTML_parse_begin (MimeObject *obj);
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static int
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MimeInlineTextHTMLClassInitialize(MimeInlineTextHTMLClass *clazz)
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{
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MimeObjectClass *oclass = (MimeObjectClass *) clazz;
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PR_ASSERT(!oclass->class_initialized);
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oclass->parse_begin = MimeInlineTextHTML_parse_begin;
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oclass->parse_line = MimeInlineTextHTML_parse_line;
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oclass->parse_eof = MimeInlineTextHTML_parse_eof;
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return 0;
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}
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static int
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MimeInlineTextHTML_parse_begin (MimeObject *obj)
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{
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int status = ((MimeObjectClass*)&mimeLeafClass)->parse_begin(obj);
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if (status < 0) return status;
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2000-01-25 06:18:36 +03:00
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1999-03-19 23:00:36 +03:00
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if (!obj->output_p) return 0;
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2000-05-12 01:01:19 +04:00
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// Set a default font (otherwise unicode font will be used since the data is UTF-8).
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2000-04-19 01:07:19 +04:00
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if (nsMimeOutput::nsMimeMessageBodyDisplay == obj->options->format_out ||
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nsMimeOutput::nsMimeMessagePrintOutput == obj->options->format_out)
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2000-05-12 01:01:19 +04:00
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{
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char buf[256]; // local buffer for html tag
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char fontName[128]; // default font name
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PRInt32 fontSize; // default font size
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2000-06-07 03:37:04 +04:00
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if (NS_SUCCEEDED(GetMailNewsFont(obj, PR_FALSE, fontName, sizeof(fontName), &fontSize)))
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2000-05-12 01:01:19 +04:00
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{
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2000-09-13 06:11:00 +04:00
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PR_snprintf(buf, 256, "<div class=\"moz-text-html\" style=\"font-family: %s; font-size: %dpx;\">", (const char *) fontName, fontSize);
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2000-05-12 01:01:19 +04:00
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status = MimeObject_write(obj, buf, nsCRT::strlen(buf), PR_FALSE);
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}
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else
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{
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2000-09-13 06:11:00 +04:00
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status = MimeObject_write(obj, "<div class=\"moz-text-html\">", 27, PR_FALSE);
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2000-05-12 01:01:19 +04:00
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}
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if(status<0) return status;
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}
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2000-04-19 01:07:19 +04:00
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2000-01-14 04:01:18 +03:00
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MimeInlineTextHTML *textHTML = (MimeInlineTextHTML *) obj;
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2000-01-25 06:18:36 +03:00
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2000-01-14 04:01:18 +03:00
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textHTML->charset = nsnull;
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2000-01-25 06:18:36 +03:00
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1999-03-19 23:00:36 +03:00
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/* If this HTML part has a Content-Base header, and if we're displaying
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to the screen (that is, not writing this part "raw") then translate
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2000-01-25 06:18:36 +03:00
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that Content-Base header into a <BASE> tag in the HTML.
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*/
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1999-03-19 23:00:36 +03:00
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if (obj->options &&
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2000-01-25 06:18:36 +03:00
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obj->options->write_html_p &&
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obj->options->output_fn)
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{
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char *base_hdr = MimeHeaders_get (obj->headers, HEADER_CONTENT_BASE,
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PR_FALSE, PR_FALSE);
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1999-03-19 23:00:36 +03:00
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/* rhp - for MHTML Spec changes!!! */
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if (!base_hdr)
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{
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base_hdr = MimeHeaders_get (obj->headers, HEADER_CONTENT_LOCATION, PR_FALSE, PR_FALSE);
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}
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/* rhp - for MHTML Spec changes!!! */
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2000-01-25 06:18:36 +03:00
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/* Encapsulate the entire text/html part inside an in-flow
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layer. This will provide it a private coordinate system and
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prevent it from escaping the bounds of its clipping so that
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it might, for example, spoof a mail header. */
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if (obj->options->set_html_state_fn)
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{
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status = obj->options->set_html_state_fn(obj->options->stream_closure,
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PR_TRUE, /* layer_encapulate_p */
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PR_TRUE, /* start_p */
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PR_FALSE); /* abort_p */
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if (status < 0) return status;
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}
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if (base_hdr)
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{
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char *buf = (char *) PR_MALLOC(nsCRT::strlen(base_hdr) + 20);
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const char *in;
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char *out;
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if (!buf)
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return MIME_OUT_OF_MEMORY;
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/* The value of the Content-Base header is a number of "words".
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Whitespace in this header is not significant -- it is assumed
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that any real whitespace in the URL has already been encoded,
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and whitespace has been inserted to allow the lines in the
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mail header to be wrapped reasonably. Creators are supposed
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to insert whitespace every 40 characters or less.
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*/
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PL_strcpy(buf, "<BASE HREF=\"");
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out = buf + nsCRT::strlen(buf);
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for (in = base_hdr; *in; in++)
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/* ignore whitespace and quotes */
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2000-03-12 12:14:14 +03:00
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if (!nsCRT::IsAsciiSpace(*in) && *in != '"')
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2000-01-25 06:18:36 +03:00
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*out++ = *in;
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/* Close the tag and argument. */
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*out++ = '"';
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*out++ = '>';
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*out++ = 0;
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PR_Free(base_hdr);
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status = MimeObject_write(obj, buf, nsCRT::strlen(buf), PR_FALSE);
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PR_Free(buf);
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if (status < 0) return status;
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}
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}
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1999-11-19 18:19:53 +03:00
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// rhp: For a change, we will write out a separator after formatted text
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// bodies.
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status = MimeObject_write_separator(obj);
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2000-01-25 06:18:36 +03:00
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if (status < 0) return status;
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1999-03-19 23:00:36 +03:00
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return 0;
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}
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static int
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MimeInlineTextHTML_parse_line (char *line, PRInt32 length, MimeObject *obj)
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{
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2000-01-14 04:01:18 +03:00
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MimeInlineTextHTML *textHTML = (MimeInlineTextHTML *) obj;
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if (!obj->output_p)
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return 0;
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if (!obj->options || !obj->options->output_fn)
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return 0;
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if (!textHTML->charset)
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{
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// First, try to detect a charset via a META tag!
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if (PL_strncasestr(line, "META", length) &&
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PL_strncasestr(line, "HTTP-EQUIV", length) &&
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PL_strncasestr(line, "CONTENT", length) &&
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PL_strncasestr(line, "CHARSET", length)
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)
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{
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2000-01-18 17:23:00 +03:00
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char *workLine = (char *)PR_Malloc(length + 1);
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if (workLine)
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2000-01-14 04:01:18 +03:00
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{
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2000-01-18 17:23:00 +03:00
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nsCRT::memset(workLine, 0, length + 1);
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PL_strncpy(workLine, line, length);
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char *cp1 = PL_strncasestr(workLine, "CHARSET", length);
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if (cp1)
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{
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2000-11-07 01:12:26 +03:00
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char *cp = PL_strncasestr(cp1, "=", (length - (int)(cp1-workLine)));
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if (cp) {
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2000-11-08 11:03:44 +03:00
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cp++;
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2000-11-07 01:12:26 +03:00
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char seps[] = " \"\'";
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char *token;
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char* newStr;
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token = nsCRT::strtok(cp, seps, &newStr);
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if (token != NULL)
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{
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textHTML->charset = nsCRT::strdup(token);
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}
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}
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2000-01-18 17:23:00 +03:00
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}
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PR_FREEIF(workLine);
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2000-01-14 04:01:18 +03:00
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}
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2000-01-18 17:23:00 +03:00
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// Eat the META tag line that specifies CHARSET!
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if (textHTML->charset)
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return 0;
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2000-01-14 04:01:18 +03:00
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}
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}
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1999-03-19 23:00:36 +03:00
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2000-01-14 04:01:18 +03:00
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// Now, just write out the data...
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return MimeObject_write(obj, line, length, PR_TRUE);
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1999-03-19 23:00:36 +03:00
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}
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/* This method is the same as that of MimeInlineTextRichtext (and thus
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MimeInlineTextEnriched); maybe that means that MimeInlineTextHTML
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should share a common parent with them which is not also shared by
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MimeInlineTextPlain?
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*/
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static int
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MimeInlineTextHTML_parse_eof (MimeObject *obj, PRBool abort_p)
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{
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int status;
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2000-01-14 04:01:18 +03:00
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MimeInlineTextHTML *textHTML = (MimeInlineTextHTML *) obj;
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1999-03-19 23:00:36 +03:00
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if (obj->closed_p) return 0;
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2000-01-14 04:01:18 +03:00
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PR_FREEIF(textHTML->charset);
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1999-03-19 23:00:36 +03:00
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/* Run parent method first, to flush out any buffered data. */
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status = ((MimeObjectClass*)&MIME_SUPERCLASS)->parse_eof(obj, abort_p);
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if (status < 0) return status;
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2000-04-19 01:07:19 +04:00
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if (nsMimeOutput::nsMimeMessageBodyDisplay == obj->options->format_out ||
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nsMimeOutput::nsMimeMessagePrintOutput == obj->options->format_out)
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2000-05-12 01:01:19 +04:00
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status = MimeObject_write(obj, "</div>", 6, PR_FALSE);
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2000-04-19 01:07:19 +04:00
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1999-03-19 23:00:36 +03:00
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if (obj->output_p &&
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obj->options &&
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obj->options->write_html_p &&
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obj->options->set_html_state_fn)
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{
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return obj->options->set_html_state_fn(obj->options->stream_closure,
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PR_TRUE, /* layer_encapulate_p */
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PR_FALSE, /* start_p */
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abort_p);
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}
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return 0;
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}
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