1 files changed, 111 insertions, 0 deletions
diff --git a/s_tool.cpp b/s_tool.cpp
new file mode 100644
index 0000000..ae6357a
--- /dev/null
+++ b/s_tool.cpp
@@ -0,0 +1,111 @@
+#ifndef s_tool_CXX
+#define s_tool_CXX
+
+#include <ctype.h> 
+#include <time.h>
+#include "s_tool.h"
+
+bool
+s_tool::is_alpha_numeric( string &s_digit )
+{
+ auto const char *digit = s_digit.c_str();
+ auto int   i_len = strlen( digit );
+
+ for( int i=0; i<i_len; i++ )
+ {
+  if ( ! isalnum( *digit ) )
+   return false;
+  digit++;
+ }
+
+ return true;
+}
+string
+s_tool::trim( string s_str )
+{
+        if(s_str.empty())return "";
+        char c_cur=s_str[0];
+        auto int pos=0;
+// left trim
+        while(c_cur==' ' || c_cur == '\n' || c_cur == '\r')
+        {
+                s_str.erase(pos,1);
+
+                c_cur=s_str[++pos];
+
+        }
+// right trim
+
+        pos=s_str.size();
+        c_cur=s_str[s_str.size()];
+
+        while(c_cur==' ' || c_cur == '\n' || c_cur == '\0' || c_cur == '\r')
+        {
+                s_str.erase(pos,1);
+                c_cur=s_str[--pos];
+
+        }
+        return s_str;
+}
+
+string 
+s_tool::getExtension( string s_file )
+{
+	int pos = s_file.find_last_of(".");
+	if(pos != string::npos)
+	{	
+		string s_ext=s_file.substr(pos+1, s_file.size()-(pos+1));
+		for(int i = 0;i<s_ext.size();i++)
+			s_ext[i]=toupper(s_ext[i]);
+		return s_ext;
+	}
+	return "";
+}
+
+int
+s_tool::string2int( string s_digit )
+{
+ auto const char *digit = s_digit.c_str();
+ int result = 0;
+
+ // Convert each digit char and add into result.
+ while (*digit >= '0' && *digit <='9') {
+  result = (result * 10) + (*digit - '0');
+  digit++;
+ }
+
+ // Check that there were no non-digits at end.
+ if (*digit != 0) {
+  return -1;
+ }
+
+ return result;
+}
+
+long
+s_tool::unixtime()
+{
+ return (long) time( NULL );
+}
+
+
+void
+s_tool::strip_html( string *s_str )
+{
+ auto int i_pos;
+ 
+ if((i_pos=s_str->find("<",0))==string::npos)
+ 	return;
+ while(true)
+ {
+ 	
+	s_str->replace(i_pos,1,"&lt;");
+ 	
+ 	if((i_pos=s_str->find("<",0))==string::npos)
+ 	return;
+ 	 		
+ }  
+
+ 	
+}
+#endif