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Member "sitecopy-0.16.6/lib/neon/ne_xmlreq.c" (26 Sep 2006, 3185 Bytes) of archive /linux/www/sitecopy-0.16.6.tar.gz:


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/* XML/HTTP response handling Copyright © 2004-2006, Joe Orton joe@manyfish.co.uk

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Library General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

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 Library General Public License for more details.

You should have received a copy of the GNU Library General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA

*/

include “config.h”

include <string.h>

include <stdlib.h>

include “ne_internal.h”

include “ne_xmlreq.h”

include “ne_basic.h”

include “ne_string.h”

/ Handle an XML response parse error, setting session error string * and closing the connection. / static int parse_error(ne_session sess, ne_xml_parser parser) { ne_set_error(sess, _(“Could not parse response: %s”), ne_xml_get_error(parser)); ne_close_connection(sess); return NE_ERROR; }

int ne_xml_parse_response(ne_request req, ne_xml_parser parser) { char buf[8000]; ssize_t bytes; int ret = 0;

while ((bytes = ne_read_response_block(req, buf, sizeof buf)) > 0) {
    ret = ne_xml_parse(parser, buf, bytes);
    if (ret)
        return parse_error(ne_get_session(req), parser);
}

if (bytes == 0) {
    /* Tell the parser that end of document was reached: */
    if (ne_xml_parse(parser, NULL, 0) == 0)
        return NE_OK;
    else
        return parse_error(ne_get_session(req), parser);
} else {
    return NE_ERROR;
}    

}

/ Returns non-zero if given content-type is an XML media type, * following the RFC 3023 rules. / static int media_type_is_xml(const ne_content_type *ctype) { size_t stlen;

return 
    (ne_strcasecmp(ctype->type, "text") == 0
     && ne_strcasecmp(ctype->subtype, "xml") == 0)
    || (ne_strcasecmp(ctype->type, "application") == 0
        && ne_strcasecmp(ctype->subtype, "xml") == 0)
    || ((stlen = strlen(ctype->subtype)) > 4
        && ne_strcasecmp(ctype->subtype + stlen - 4, "+xml") == 0);

}

int ne_xml_dispatch_request(ne_request req, ne_xml_parser parser) { int ret;

do {
    int parseit = 0;

    ret = ne_begin_request(req);
    if (ret) break;

    if (ne_get_status(req)->klass == 2) {
        ne_content_type ctype;

        if (ne_get_content_type(req, &ctype) == 0) {
            parseit = media_type_is_xml(&ctype);
            ne_free(ctype.value);
        }
    }

    if (parseit)
        ret = ne_xml_parse_response(req, parser);
    else
        ret = ne_discard_response(req);

    if (ret == NE_OK)
        ret = ne_end_request(req);
} while (ret == NE_RETRY);

return ret;

}