зеркало из https://github.com/mozilla/pjs.git
339 строки
8.9 KiB
C++
339 строки
8.9 KiB
C++
/* -*- Mode: C; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
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*
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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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*
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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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*
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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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* Communications Corporation. Portions created by Netscape are
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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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*/
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#include "nsUtils.h"
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#include "xp_core.h"
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#include "nsXPIDLString.h"
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#include "nsIStringBundle.h"
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#include "nsIPref.h"
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#include "nsIFileSpec.h"
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#include "nsAppDirectoryServiceDefs.h"
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#include "prmem.h"
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static NS_DEFINE_IID(kStringBundleServiceCID, NS_STRINGBUNDLESERVICE_CID);
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#define MAX_HOST_NAME_LEN 64
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#define BUFSIZE 128
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#define LOCALIZATION "chrome://communicator/locale/wallet/cookie.properties"
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nsresult
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ckutil_getChar(nsInputFileStream& strm, char& c) {
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static char buffer[BUFSIZE];
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static PRInt32 next = BUFSIZE, count = BUFSIZE;
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if (next == count) {
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if (BUFSIZE > count) { // never say "count < ..." vc6.0 thinks this is a template beginning and crashes
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next = BUFSIZE;
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count = BUFSIZE;
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return NS_ERROR_FAILURE;
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}
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count = strm.read(buffer, BUFSIZE);
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next = 0;
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if (count == 0) {
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next = BUFSIZE;
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count = BUFSIZE;
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return NS_ERROR_FAILURE;
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}
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}
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c = buffer[next++];
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return NS_OK;
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}
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/*
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* get a line from a file
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* return -1 if end of file reached
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* strip carriage returns and line feeds from end of line
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*/
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PUBLIC PRInt32
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CKutil_GetLine(nsInputFileStream& strm, nsString& aLine) {
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/* read the line */
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aLine.Truncate();
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char c;
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for (;;) {
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if NS_FAILED(ckutil_getChar(strm, c)) {
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return -1;
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}
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if (c == '\n') {
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break;
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}
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if (c != '\r') {
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aLine.AppendWithConversion(c);
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}
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}
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return 0;
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}
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PUBLIC char *
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CKutil_ParseURL (const char *url, int parts_requested) {
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char *rv=0, *colon, *portColon, *slash, *ques_mark, *hash_mark;
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char *atSign, *host, *passwordColon, *gtThan;
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assert(url);
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if(!url) {
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return(CKutil_StrAllocCat(rv, ""));
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}
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colon = PL_strchr(url, ':'); /* returns a const char */
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/* Get the protocol part, not including anything beyond the colon */
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if (parts_requested & GET_PROTOCOL_PART) {
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if(colon) {
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char val = *(colon+1);
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*(colon+1) = '\0';
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CKutil_StrAllocCopy(rv, url);
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*(colon+1) = val;
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/* If the user wants more url info, tack on extra slashes. */
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if( (parts_requested & GET_HOST_PART)
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|| (parts_requested & GET_USERNAME_PART)
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|| (parts_requested & GET_PASSWORD_PART)) {
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if( *(colon+1) == '/' && *(colon+2) == '/') {
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CKutil_StrAllocCat(rv, "//");
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}
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/* If there's a third slash consider it file:/// and tack on the last slash. */
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if( *(colon+3) == '/' ) {
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CKutil_StrAllocCat(rv, "/");
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}
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}
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}
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}
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/* Get the username if one exists */
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if (parts_requested & GET_USERNAME_PART) {
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if (colon && (*(colon+1) == '/') && (*(colon+2) == '/') && (*(colon+3) != '\0')) {
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if ( (slash = PL_strchr(colon+3, '/')) != NULL) {
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*slash = '\0';
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}
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if ( (atSign = PL_strchr(colon+3, '@')) != NULL) {
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*atSign = '\0';
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if ( (passwordColon = PL_strchr(colon+3, ':')) != NULL) {
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*passwordColon = '\0';
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}
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CKutil_StrAllocCat(rv, colon+3);
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/* Get the password if one exists */
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if (parts_requested & GET_PASSWORD_PART) {
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if (passwordColon) {
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CKutil_StrAllocCat(rv, ":");
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CKutil_StrAllocCat(rv, passwordColon+1);
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}
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}
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if (parts_requested & GET_HOST_PART) {
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CKutil_StrAllocCat(rv, "@");
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}
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if (passwordColon) {
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*passwordColon = ':';
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}
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*atSign = '@';
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}
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if (slash) {
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*slash = '/';
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}
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}
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}
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/* Get the host part */
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if (parts_requested & GET_HOST_PART) {
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if(colon) {
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if(*(colon+1) == '/' && *(colon+2) == '/') {
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slash = PL_strchr(colon+3, '/');
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if(slash) {
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*slash = '\0';
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}
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if( (atSign = PL_strchr(colon+3, '@')) != NULL) {
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host = atSign+1;
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} else {
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host = colon+3;
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}
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ques_mark = PL_strchr(host, '?');
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if(ques_mark) {
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*ques_mark = '\0';
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}
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gtThan = PL_strchr(host, '>');
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if (gtThan) {
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*gtThan = '\0';
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}
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portColon = PL_strchr(host, ':');
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if (portColon) {
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*portColon = '\0';
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}
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/* limit hostnames to within MAX_HOST_NAME_LEN characters to keep from crashing */
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if(PL_strlen(host) > MAX_HOST_NAME_LEN) {
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char * cp;
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char old_char;
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cp = host+MAX_HOST_NAME_LEN;
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old_char = *cp;
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*cp = '\0';
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CKutil_StrAllocCat(rv, host);
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*cp = old_char;
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} else {
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CKutil_StrAllocCat(rv, host);
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}
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if(slash) {
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*slash = '/';
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}
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if(ques_mark) {
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*ques_mark = '?';
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}
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if (gtThan) {
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*gtThan = '>';
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}
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if (portColon) {
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*portColon = ':';
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}
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}
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}
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}
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/* Get the path part */
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if (parts_requested & GET_PATH_PART) {
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if(colon) {
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if(*(colon+1) == '/' && *(colon+2) == '/') {
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/* skip host part */
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slash = PL_strchr(colon+3, '/');
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} else {
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/* path is right after the colon */
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slash = colon+1;
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}
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if(slash) {
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ques_mark = PL_strchr(slash, '?');
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hash_mark = PL_strchr(slash, '#');
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if(ques_mark) {
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*ques_mark = '\0';
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}
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if(hash_mark) {
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*hash_mark = '\0';
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}
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CKutil_StrAllocCat(rv, slash);
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if(ques_mark) {
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*ques_mark = '?';
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}
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if(hash_mark) {
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*hash_mark = '#';
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}
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}
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}
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}
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if(parts_requested & GET_HASH_PART) {
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hash_mark = PL_strchr(url, '#'); /* returns a const char * */
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if(hash_mark) {
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ques_mark = PL_strchr(hash_mark, '?');
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if(ques_mark) {
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*ques_mark = '\0';
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}
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CKutil_StrAllocCat(rv, hash_mark);
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if(ques_mark) {
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*ques_mark = '?';
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}
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}
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}
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if(parts_requested & GET_SEARCH_PART) {
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ques_mark = PL_strchr(url, '?'); /* returns a const char * */
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if(ques_mark) {
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hash_mark = PL_strchr(ques_mark, '#');
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if(hash_mark) {
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*hash_mark = '\0';
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}
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CKutil_StrAllocCat(rv, ques_mark);
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if(hash_mark) {
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*hash_mark = '#';
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}
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}
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}
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/* copy in a null string if nothing was copied in */
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if(!rv) {
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CKutil_StrAllocCopy(rv, "");
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}
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return rv;
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}
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PRUnichar *
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CKutil_Localize(const PRUnichar *genericString) {
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nsresult ret;
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PRUnichar *ptrv = nsnull;
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nsCOMPtr<nsIStringBundleService> pStringService =
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do_GetService(kStringBundleServiceCID, &ret);
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if (NS_SUCCEEDED(ret) && (nsnull != pStringService)) {
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nsCOMPtr<nsIStringBundle> bundle;
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ret = pStringService->CreateBundle(LOCALIZATION, getter_AddRefs(bundle));
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if (NS_SUCCEEDED(ret) && bundle) {
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ret = bundle->GetStringFromName(genericString, &ptrv);
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if ( NS_SUCCEEDED(ret) && (ptrv) ) {
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return ptrv;
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}
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}
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}
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return nsCRT::strdup(genericString);
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}
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PUBLIC nsresult
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CKutil_ProfileDirectory(nsFileSpec& dirSpec) {
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nsresult res;
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nsCOMPtr<nsIFile> aFile;
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nsCOMPtr<nsIFileSpec> tempSpec;
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res = NS_GetSpecialDirectory(NS_APP_USER_PROFILE_50_DIR, getter_AddRefs(aFile));
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if (NS_FAILED(res)) return res;
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// TODO: When the calling code can take an nsIFile,
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// this conversion to nsFileSpec can be avoided.
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nsXPIDLCString pathBuf;
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aFile->GetPath(getter_Copies(pathBuf));
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res = NS_NewFileSpec(getter_AddRefs(tempSpec));
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if (NS_FAILED(res)) return res;
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res = tempSpec->SetNativePath(pathBuf);
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if (NS_FAILED(res)) return res;
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res = tempSpec->GetFileSpec(&dirSpec);
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return res;
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}
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PUBLIC char *
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CKutil_StrAllocCopy(char *&destination, const char *source) {
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if(destination) {
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PL_strfree(destination);
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destination = 0;
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}
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destination = PL_strdup(source);
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return destination;
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}
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PUBLIC char *
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CKutil_StrAllocCat(char *&destination, const char *source) {
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if (source && *source) {
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if (destination) {
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int length = PL_strlen (destination);
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destination = (char *) PR_Realloc(destination, length + PL_strlen(source) + 1);
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if (destination == NULL) {
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return(NULL);
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}
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PL_strcpy (destination + length, source);
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} else {
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destination = PL_strdup(source);
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}
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}
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return destination;
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}
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