43b355734c
warnings are buffered until the error log is opened, and then flushed to the error log. git-svn-id: https://svn.musicpd.org/mpd/trunk@1442 09075e82-0dd4-0310-85a5-a0d7c8717e4f
300 lines
6.8 KiB
C
300 lines
6.8 KiB
C
/* the Music Player Daemon (MPD)
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* (c)2003-2004 by Warren Dukes (shank@mercury.chem.pitt.edu)
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* This project's homepage is: http://www.musicpd.org
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include "path.h"
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#include "log.h"
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#include "charConv.h"
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#include "conf.h"
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#include "utf8.h"
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#include <stdlib.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <unistd.h>
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#ifdef HAVE_LOCALE
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#ifdef HAVE_LANGINFO_CODESET
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#include <locale.h>
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#include <langinfo.h>
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#endif
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#endif
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char * musicDir;
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char * playlistDir;
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char * fsCharset = NULL;
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char * pathConvCharset(char * to, char * from, char * str, char * ret) {
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if(ret) {
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free(ret);
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ret = NULL;
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}
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if(setCharSetConversion(to,from)==0) {
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ret = convStrDup(str);
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}
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return ret;
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}
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char * fsCharsetToUtf8(char * str) {
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static char * ret = NULL;
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ret = pathConvCharset("UTF-8",fsCharset,str,ret);
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if(ret && !validUtf8String(ret)) {
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free(ret);
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ret = NULL;
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}
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return ret;
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}
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char * utf8ToFsCharset(char * str) {
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static char * ret = NULL;
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ret = pathConvCharset(fsCharset,"UTF-8",str,ret);
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if(!ret) ret = strdup(str);
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return ret;
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}
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void setFsCharset(char * charset) {
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int error = 0;
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if(fsCharset) free(fsCharset);
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fsCharset = strdup(charset);
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DEBUG("setFsCharset: fs charset is: %s\n",fsCharset);
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if(setCharSetConversion("UTF-8",fsCharset)!=0) {
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WARNING("fs charset conversion problem: "
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"not able to convert from \"%s\" to \"%s\"\n",
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fsCharset,"UTF-8");
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error = 1;
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}
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if(setCharSetConversion(fsCharset,"UTF-8")!=0) {
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WARNING("fs charset conversion problem: "
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"not able to convert from \"%s\" to \"%s\"\n",
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"UTF-8",fsCharset);
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error = 1;
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}
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if(error) {
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free(fsCharset);
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WARNING("setting fs charset to ISO-8859-1!\n");
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fsCharset = strdup("ISO-8859-1");
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}
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}
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char * getFsCharset() {
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return fsCharset;
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}
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void initPaths(char * playlistDirArg, char * musicDirArg) {
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char * charset = NULL;
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char * originalLocale;
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struct stat st;
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playlistDir = prependCwdToPathDup(playlistDirArg);
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if((stat(playlistDir,&st))<0) {
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ERROR("problem stat'ing \"%s\"\n",playlistDirArg);
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exit(EXIT_FAILURE);
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}
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if(!S_ISDIR(st.st_mode)) {
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ERROR("\"%s\" is not a directory\n",playlistDirArg);
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exit(EXIT_FAILURE);
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}
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musicDir = prependCwdToPathDup(musicDirArg);
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if((stat(musicDir,&st))<0) {
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ERROR("problem stat'ing \"%s\"\n",musicDirArg);
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exit(EXIT_FAILURE);
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}
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if(!S_ISDIR(st.st_mode)) {
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ERROR("\"%s\" is not a directory\n",musicDirArg);
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exit(EXIT_FAILURE);
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}
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if(getConf()[CONF_FS_CHARSET]) {
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charset = strdup(getConf()[CONF_FS_CHARSET]);
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}
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#ifdef HAVE_LOCALE
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#ifdef HAVE_LANGINFO_CODESET
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else if((originalLocale = setlocale(LC_CTYPE,NULL))) {
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char * temp;
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char * currentLocale;
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originalLocale = strdup(originalLocale);
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if(!(currentLocale = setlocale(LC_CTYPE,""))) {
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WARNING("problems setting current locale with "
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"setlocale()\n");
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}
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else {
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if(strcmp(currentLocale,"C")==0 ||
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strcmp(currentLocale,"POSIX")==0)
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{
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WARNING("current locale is \"%s\"\n",
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currentLocale);
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}
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else if((temp = nl_langinfo(CODESET))) {
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charset = strdup(temp);
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}
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else WARNING("problems getting charset for locale\n");
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if(!setlocale(LC_CTYPE,originalLocale)) {
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WARNING("problems resetting locale with setlocale()\n");
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}
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}
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free(originalLocale);
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}
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else WARNING("problems getting locale with setlocale()\n");
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#endif
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#endif
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if(charset) {
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setFsCharset(charset);
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free(charset);
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}
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else {
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WARNING("setting filesystem charset to ISO-8859-1\n");
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setFsCharset("ISO-8859-1");
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}
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}
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void finishPaths() {
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free(fsCharset);
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fsCharset = NULL;
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}
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char * rmp2amp(char * relativePath) {
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static char absolutePath[MAXPATHLEN+1];
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memset(absolutePath,0,MAXPATHLEN+1);
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strncpy(absolutePath,musicDir,MAXPATHLEN);
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strncat(absolutePath,relativePath,MAXPATHLEN-strlen(musicDir));
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return absolutePath;
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}
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char * rpp2app(char * relativePath) {
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static char absolutePath[MAXPATHLEN+1];
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memset(absolutePath,0,MAXPATHLEN+1);
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strncpy(absolutePath,playlistDir,MAXPATHLEN);
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strncat(absolutePath,relativePath,MAXPATHLEN-strlen(musicDir));
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return absolutePath;
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}
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char * parentPath(char * path) {
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static char parentPath[MAXPATHLEN+1];
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int i;
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memset(parentPath,0,MAXPATHLEN+1);
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strncpy(parentPath,path,MAXPATHLEN);
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while(strlen(parentPath) && parentPath[strlen(parentPath)-1]=='/') {
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parentPath[strlen(parentPath)-1] = '\0';
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}
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for(i=strlen(parentPath);i>=0;i--) {
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if(parentPath[i]=='/') break;
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parentPath[i] = '\0';
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}
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while(strlen(parentPath) && parentPath[strlen(parentPath)-1]=='/') {
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parentPath[strlen(parentPath)-1] = '\0';
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}
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return parentPath;
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}
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char * sanitizePathDup(char * path) {
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int len = strlen(path)+1;
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char * ret = malloc(len);
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char * cp = ret;
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memset(ret,0,len);
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len = 0;
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/* illeminate more than one '/' in a row, like "///" */
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while(*path) {
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while(*path=='/') path++;
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if(*path=='.') {
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/* we dont want to have hidden directoires, or '.' or
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".." in our path */
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free(ret);
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return NULL;
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}
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while(*path && *path!='/') {
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*(cp++) = *(path++);
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len++;
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}
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if(*path=='/') {
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*(cp++) = *(path++);
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len++;
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}
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}
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if(len && ret[len-1]=='/') {
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len--;
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ret[len] = '\0';
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}
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printf("sanitized: %s\n", ret);
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return realloc(ret,len+1);
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}
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char * prependCwdToPathDup(char * path) {
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int len = MAXPATHLEN+1;
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char * ret = malloc(len);
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memset(ret,0,len);
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len = 0;
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if(path[0]=='/') {
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strncpy(ret,path,MAXPATHLEN);
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len = strlen(ret);
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}
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else {
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getcwd(ret,MAXPATHLEN);
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len = strlen(ret);
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if(ret[len-1]!='/') {
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strncat(ret,"/",MAXPATHLEN-len);
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len = strlen(ret);
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}
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strncat(ret,path,MAXPATHLEN-len);
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len = strlen(ret);
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}
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if(ret[len-1]!='/') {
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strncat(ret,"/",MAXPATHLEN-len);
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len = strlen(ret);
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}
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return realloc(ret,len+1);
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}
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/* vim:set shiftwidth=4 tabstop=8 expandtab: */
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