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src/Http/strCoding.cpp

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+/*
+ * strCoding.cpp
+ *
+ *  Created on: 2016年9月22日
+ *      Author: xzl
+ */
+
+#include "strCoding.h"
+#include <string.h>
+
+namespace ZL {
+namespace Http {
+
+inline char strCoding::CharToInt(char ch) {
+	if (ch >= '0' && ch <= '9')
+		return (char) (ch - '0');
+	if (ch >= 'a' && ch <= 'f')
+		return (char) (ch - 'a' + 10);
+	if (ch >= 'A' && ch <= 'F')
+		return (char) (ch - 'A' + 10);
+	return -1;
+}
+inline char strCoding::StrToBin(const char *str) {
+	char tempWord[2];
+	char chn;
+	tempWord[0] = CharToInt(str[0]); //make the B to 11 -- 00001011
+	tempWord[1] = CharToInt(str[1]); //make the 0 to 0 -- 00000000
+	chn = (tempWord[0] << 4) | tempWord[1]; //to change the BO to 10110000
+	return chn;
+}
+string strCoding::UrlUTF8Encode(const char * str) {
+	string dd;
+	size_t len = strlen(str);
+	for (size_t i = 0; i < len; i++) {
+		if (isalnum((uint8_t) str[i])) {
+			char tempbuff[2];
+			sprintf(tempbuff, "%c", str[i]);
+			dd.append(tempbuff);
+		} else if (isspace((uint8_t) str[i])) {
+			dd.append("+");
+		} else {
+			char tempbuff[4];
+			sprintf(tempbuff, "%%%X%X", ((uint8_t*) str)[i] >> 4,
+					((uint8_t*) str)[i] % 16);
+			dd.append(tempbuff);
+		}
+	}
+	return dd;
+}
+string strCoding::UrlUTF8Decode(const string &str) {
+	string output = "";
+	char tmp[2];
+	int i = 0,  len = str.length();
+	while (i < len) {
+		if (str[i] == '%') {
+			tmp[0] = str[i + 1];
+			tmp[1] = str[i + 2];
+			output += StrToBin(tmp);
+			i = i + 3;
+		} else if (str[i] == '+') {
+			output += ' ';
+			i++;
+		} else {
+			output += str[i];
+			i++;
+		}
+	}
+	return output;
+}
+
+} /* namespace Http */
+} /* namespace ZL */