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Adds trunk/talk folder of revision 359 from libjingles google code to

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trunk/talk


git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
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henrike@webrtc.org
2013-07-10 00:45:36 +00:00
parent 6aa6229953
commit 28e2075280
1067 changed files with 275209 additions and 0 deletions
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talk/base/pathutils.cc Normal file
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/*
* libjingle
* Copyright 2004--2005, Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifdef WIN32
#include "talk/base/win32.h"
#include <shellapi.h>
#include <shlobj.h>
#include <tchar.h>
#endif // WIN32
#include "talk/base/common.h"
#include "talk/base/fileutils.h"
#include "talk/base/logging.h"
#include "talk/base/pathutils.h"
#include "talk/base/stringutils.h"
#include "talk/base/urlencode.h"
namespace talk_base {
static const char EMPTY_STR[] = "";
// EXT_DELIM separates a file basename from extension
const char EXT_DELIM = '.';
// FOLDER_DELIMS separate folder segments and the filename
const char* const FOLDER_DELIMS = "/\\";
// DEFAULT_FOLDER_DELIM is the preferred delimiter for this platform
#if WIN32
const char DEFAULT_FOLDER_DELIM = '\\';
#else // !WIN32
const char DEFAULT_FOLDER_DELIM = '/';
#endif // !WIN32
///////////////////////////////////////////////////////////////////////////////
// Pathname - parsing of pathnames into components, and vice versa
///////////////////////////////////////////////////////////////////////////////
bool Pathname::IsFolderDelimiter(char ch) {
return (NULL != ::strchr(FOLDER_DELIMS, ch));
}
char Pathname::DefaultFolderDelimiter() {
return DEFAULT_FOLDER_DELIM;
}
Pathname::Pathname()
: folder_delimiter_(DEFAULT_FOLDER_DELIM) {
}
Pathname::Pathname(const std::string& pathname)
: folder_delimiter_(DEFAULT_FOLDER_DELIM) {
SetPathname(pathname);
}
Pathname::Pathname(const std::string& folder, const std::string& filename)
: folder_delimiter_(DEFAULT_FOLDER_DELIM) {
SetPathname(folder, filename);
}
void Pathname::SetFolderDelimiter(char delimiter) {
ASSERT(IsFolderDelimiter(delimiter));
folder_delimiter_ = delimiter;
}
void Pathname::Normalize() {
for (size_t i=0; i<folder_.length(); ++i) {
if (IsFolderDelimiter(folder_[i])) {
folder_[i] = folder_delimiter_;
}
}
}
void Pathname::clear() {
folder_.clear();
basename_.clear();
extension_.clear();
}
bool Pathname::empty() const {
return folder_.empty() && basename_.empty() && extension_.empty();
}
std::string Pathname::pathname() const {
std::string pathname(folder_);
pathname.append(basename_);
pathname.append(extension_);
if (pathname.empty()) {
// Instead of the empty pathname, return the current working directory.
pathname.push_back('.');
pathname.push_back(folder_delimiter_);
}
return pathname;
}
std::string Pathname::url() const {
std::string s = "file:///";
for (size_t i=0; i<folder_.length(); ++i) {
if (IsFolderDelimiter(folder_[i]))
s += '/';
else
s += folder_[i];
}
s += basename_;
s += extension_;
return UrlEncodeStringForOnlyUnsafeChars(s);
}
void Pathname::SetPathname(const std::string& pathname) {
std::string::size_type pos = pathname.find_last_of(FOLDER_DELIMS);
if (pos != std::string::npos) {
SetFolder(pathname.substr(0, pos + 1));
SetFilename(pathname.substr(pos + 1));
} else {
SetFolder(EMPTY_STR);
SetFilename(pathname);
}
}
void Pathname::SetPathname(const std::string& folder,
const std::string& filename) {
SetFolder(folder);
SetFilename(filename);
}
void Pathname::AppendPathname(const std::string& pathname) {
std::string full_pathname(folder_);
full_pathname.append(pathname);
SetPathname(full_pathname);
}
std::string Pathname::folder() const {
return folder_;
}
std::string Pathname::folder_name() const {
std::string::size_type pos = std::string::npos;
if (folder_.size() >= 2) {
pos = folder_.find_last_of(FOLDER_DELIMS, folder_.length() - 2);
}
if (pos != std::string::npos) {
return folder_.substr(pos + 1);
} else {
return folder_;
}
}
std::string Pathname::parent_folder() const {
std::string::size_type pos = std::string::npos;
if (folder_.size() >= 2) {
pos = folder_.find_last_of(FOLDER_DELIMS, folder_.length() - 2);
}
if (pos != std::string::npos) {
return folder_.substr(0, pos + 1);
} else {
return EMPTY_STR;
}
}
void Pathname::SetFolder(const std::string& folder) {
folder_.assign(folder);
// Ensure folder ends in a path delimiter
if (!folder_.empty() && !IsFolderDelimiter(folder_[folder_.length()-1])) {
folder_.push_back(folder_delimiter_);
}
}
void Pathname::AppendFolder(const std::string& folder) {
folder_.append(folder);
// Ensure folder ends in a path delimiter
if (!folder_.empty() && !IsFolderDelimiter(folder_[folder_.length()-1])) {
folder_.push_back(folder_delimiter_);
}
}
std::string Pathname::basename() const {
return basename_;
}
bool Pathname::SetBasename(const std::string& basename) {
if(basename.find_first_of(FOLDER_DELIMS) != std::string::npos) {
return false;
}
basename_.assign(basename);
return true;
}
std::string Pathname::extension() const {
return extension_;
}
bool Pathname::SetExtension(const std::string& extension) {
if (extension.find_first_of(FOLDER_DELIMS) != std::string::npos ||
extension.find_first_of(EXT_DELIM, 1) != std::string::npos) {
return false;
}
extension_.assign(extension);
// Ensure extension begins with the extension delimiter
if (!extension_.empty() && (extension_[0] != EXT_DELIM)) {
extension_.insert(extension_.begin(), EXT_DELIM);
}
return true;
}
std::string Pathname::filename() const {
std::string filename(basename_);
filename.append(extension_);
return filename;
}
bool Pathname::SetFilename(const std::string& filename) {
std::string::size_type pos = filename.rfind(EXT_DELIM);
if ((pos == std::string::npos) || (pos == 0)) {
return SetExtension(EMPTY_STR) && SetBasename(filename);
} else {
return SetExtension(filename.substr(pos)) && SetBasename(filename.substr(0, pos));
}
}
#ifdef WIN32
bool Pathname::GetDrive(char *drive, uint32 bytes) const {
return GetDrive(drive, bytes, folder_);
}
// static
bool Pathname::GetDrive(char *drive, uint32 bytes,
const std::string& pathname) {
// need at lease 4 bytes to save c:
if (bytes < 4 || pathname.size() < 3) {
return false;
}
memcpy(drive, pathname.c_str(), 3);
drive[3] = 0;
// sanity checking
return (isalpha(drive[0]) &&
drive[1] == ':' &&
drive[2] == '\\');
}
#endif
///////////////////////////////////////////////////////////////////////////////
} // namespace talk_base