1 files changed, 118 insertions, 0 deletions
diff --git a/libdash/source/helpers/Path.cpp b/libdash/source/helpers/Path.cpp
new file mode 100644
index 00000000..301d9fa0
--- /dev/null
+++ b/libdash/source/helpers/Path.cpp
@@ -0,0 +1,118 @@
+/*
+ * Path.cpp
+ *****************************************************************************
+ * Copyright (C) 2012, bitmovin Softwareentwicklung OG, All Rights Reserved
+ *
+ * Email: libdash-dev@vicky.bitmovin.net
+ *
+ * This source code and its use and distribution, is subject to the terms
+ * and conditions of the applicable license agreement.
+ *****************************************************************************/
+
+#include "Path.h"
+
+using namespace dash::helpers;
+
+std::string                 Path::CombinePaths          (const std::string &path1, const std::string &path2)
+{
+    if(path1 == "")
+        return path2;
+    if(path2 == "")
+        return path1;
+
+    char path1Last  = path1.at(path1.size() - 1);
+    char path2First = path2.at(0);
+
+    if(path1Last == '/' && path2First == '/')
+        return path1 + path2.substr(1, path2.size());
+
+    if(path1Last != '/' && path2First != '/')
+        return path1 + "/" + path2;
+
+    return path1 + path2;
+}
+std::string                 Path::GetDirectoryPath      (const std::string &path)
+{
+    int pos = path.find_last_of('/');
+
+    return path.substr(0, pos);
+}
+std::vector<std::string>    Path::Split                 (const std::string &s, char delim)
+{
+    std::stringstream           ss(s);
+    std::string                 item;
+    std::vector<std::string>    ret;
+
+    while(std::getline(ss, item, delim))
+        ret.push_back(item);
+
+    return ret;
+}
+bool                        Path::GetHostPortAndPath    (const std::string &url, std::string &host, size_t &port, std::string& path)
+{
+    std::string hostPort = "";
+    size_t found = 0;
+    size_t pathBegin = 0;
+
+    if (url.substr(0,7) == "http://" || url.substr(0,8) == "https://")
+    {
+        found = url.find("//");
+        pathBegin = url.find('/', found+2);
+        path = url.substr(pathBegin, std::string::npos);
+
+        hostPort = url.substr(found+2, pathBegin - (found+2));
+        found = hostPort.find(':');
+        if (found != std::string::npos)
+        {
+            port = strtoul(hostPort.substr(found+1, std::string::npos).c_str(), NULL, 10);
+        }
+        host = hostPort.substr(0, found);
+        return (host.size() > 0) && (path.size() > 0);
+    }
+    else if(url.substr(0,5) == "ndn:/")
+    {
+        found = url.find("/");
+        pathBegin = url.find('/', found+1);
+        path = url.substr(pathBegin, std::string::npos);
+
+        hostPort = url.substr(found+1, pathBegin - (found+1));
+        found = hostPort.find(':');
+        if (found != std::string::npos)
+        {
+            port = strtoul(hostPort.substr(found+1, std::string::npos).c_str(), NULL, 10);
+        }
+        host = hostPort.substr(0, found);
+        return (host.size() > 0) && (path.size() > 0);
+    }
+    else if(url.substr(0,6) == "ccnx:/")
+    {
+        found = url.find("/");
+        pathBegin = url.find('/', found+1);
+        path = url.substr(pathBegin, std::string::npos);
+
+        hostPort = url.substr(found+1, pathBegin - (found+1));
+        found = hostPort.find(':');
+        if (found != std::string::npos)
+        {
+            port = strtoul(hostPort.substr(found+1, std::string::npos).c_str(), NULL, 10);
+        }
+        host = hostPort.substr(0, found);
+        return (host.size() > 0) && (path.size() > 0);
+    }
+
+    return false;
+}
+bool                        Path::GetStartAndEndBytes   (const std::string &byteRange, size_t &startByte, size_t &endByte)
+{
+    size_t found = 0;
+
+    found = byteRange.find('-');
+    if (found != std::string::npos && found < byteRange.size()-1 )
+    {
+        startByte = strtoul(byteRange.substr(0, found).c_str(), NULL, 10);
+        endByte = strtoul(byteRange.substr(found+1, std::string::npos).c_str(), NULL, 10);
+        return (startByte <= endByte);
+    }
+
+    return false;
+}