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https://github.com/php/php-src.git
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138 lines
3.4 KiB
C
138 lines
3.4 KiB
C
/*
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+----------------------------------------------------------------------+
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| PHP version 4.0 |
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+----------------------------------------------------------------------+
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| Copyright (c) 1997, 1998, 1999, 2000, 2001 The PHP Group |
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+----------------------------------------------------------------------+
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| This source file is subject to version 2.02 of the PHP license, |
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| that is bundled with this package in the file LICENSE, and is |
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| available at through the world-wide-web at |
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| http://www.php.net/license/2_02.txt. |
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| If you did not receive a copy of the PHP license and are unable to |
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| obtain it through the world-wide-web, please send a note to |
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| license@php.net so we can mail you a copy immediately. |
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+----------------------------------------------------------------------+
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| Authors: |
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| Wez Furlong (wez@thebrainroom.com) |
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+----------------------------------------------------------------------+
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*/
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/* $Id$ */
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/*
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** Copyright 2000 Double Precision, Inc. See COPYING for
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** distribution information.
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*/
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#include "php.h"
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#include "php_mailparse.h"
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/*
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** ---------------------------------------------------------------------
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** Attempt to parse Content-Base: and Content-Location:, and return the
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** "base" of all the relative URLs in the section.
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** ---------------------------------------------------------------------
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*/
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/* {{{ get_method_path
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*/
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static void get_method_path(const char *p,
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const char **method,
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unsigned *methodl,
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const char **path)
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{
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unsigned i;
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for (i=0; p && p[i]; i++)
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{
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if (p[i] == ':')
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{
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*method=p;
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*methodl= ++i;
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*path=p+i;
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return;
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}
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if (!isalpha( (int)(unsigned char)p[i]))
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break;
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}
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*method=0;
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*methodl=0;
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*path=p;
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}
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/* }}} */
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/* {{{ rfc2045_append_url
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*/
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char *rfc2045_append_url(const char *base, const char *loc)
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{
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const char *base_method;
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unsigned base_method_l;
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const char *base_path;
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const char *loc_method;
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unsigned loc_method_l;
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const char *loc_path;
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char *buf, *q;
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get_method_path(base, &base_method, &base_method_l, &base_path);
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get_method_path(loc, &loc_method, &loc_method_l, &loc_path);
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if (loc_method_l)
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{
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buf = emalloc(strlen(loc)+1);
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strcpy(buf, loc);
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return (buf);
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}
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loc_method = base_method;
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loc_method_l = base_method_l;
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if (!base_path) base_path = "";
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if (!loc_path) loc_path = "";
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buf = emalloc(loc_method_l + strlen(base_path)+strlen(loc_path) + 3);
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if (loc_method_l)
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memcpy(buf, loc_method, loc_method_l);
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buf[loc_method_l] = 0;
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q=buf + loc_method_l;
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strcat(strcpy(q, base_path), "/");
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if ( loc_path[0] == '/')
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{
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char *r;
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if (loc_path[1] == '/') {
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*q=0; /* Location is absolute */
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}
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else if ( q[0] == '/' && q[1] == '/' && (r=strchr(q+2, '/')) != 0) {
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*r=0; /* Relative to top of base */
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}
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else {
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*q=0; /* No sys in base, just start with / */
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}
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}
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strcat(q, loc_path);
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return (buf);
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}
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/* }}} */
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char *rfc2045_content_base(struct rfc2045 *p)
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{
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return (rfc2045_append_url(p->content_base, p->content_location));
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}
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/*
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* Local variables:
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* tab-width: 4
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* c-basic-offset: 4
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* End:
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* vim600: sw=4 ts=4 tw=78 fdm=marker
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* vim<600: sw=4 ts=4 tw=78
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*/
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