Organize source files into directory.

src/core/dictionary.cpp

@@ -3,7 +3,7 @@
 #include <cstdio>
 #include <iterator>
 #include <algorithm>
-#include "../string.h"
+#include "string.h"
 #include "dictionary.h"
 
 namespace eoskeygen {

src/core/file.h

@@ -24,7 +24,7 @@
 #ifndef EOSIOKEYGEN_CORE_FILE_H
 #define EOSIOKEYGEN_CORE_FILE_H
 
-#include "../string.h"
+#include "string.h"
 #include <vector>
 
 namespace eoskeygen {

src/core/string.cpp

@@ -0,0 +1,162 @@
+/**
+ * MIT License
+ *
+ * Copyright (c) 2019-2020 EOS Sw/eden
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#include <cstddef>
+#include <cctype>
+#include <algorithm>
+#include "string.h"
+
+namespace eoskeygen {
+
+strlist_t strsplitwords(const std::string& str, const std::string& delim) {
+
+	strlist_t words = strsplit(str, delim);
+	std::for_each(words.begin(), words.end(), trim);
+	return words;
+}
+
+strlist_t strsplit(const std::string& str, const std::string& delim) {
+
+	strlist_t r;
+	size_t s = 0, e = 0, dlen = delim.length();
+
+	while((e = str.find(delim, s)) != std::string::npos) {
+		r.push_back(str.substr(s, e - s));
+		s = e + dlen;
+	}
+
+	r.push_back(str.substr(s));
+	return r;
+}
+
+std::string strjoin(const strlist_t& list, const std::string& delim) {
+
+	std::string out;
+
+	for(const std::string& item : list) {
+		if (item.length() < 1) {
+			continue;
+		}
+		out += item + delim;
+	}
+
+	if (out.length() > 0) {
+		out.erase(out.end() - delim.length());
+	}
+
+	return out;
+}
+
+std::string& strtolower(std::string& str) {
+	std::transform(str.begin(), str.end(), str.begin(), [](unsigned char c){ return std::tolower(c); });
+	return str;
+}
+
+std::string& ltrim(std::string& str) {
+	auto it = std::find_if(str.begin(), str.end(), [](char ch){ return !std::isspace(ch); });
+	str.erase(str.begin(), it);
+	return str;
+}
+
+std::string& rtrim(std::string& str) {
+	auto it = std::find_if(str.rbegin(), str.rend(), [](char ch){ return !std::isspace(ch); });
+	str.erase(it.base(), str.end());
+	return str;
+}
+
+std::string& trim(std::string& str) {
+	return ltrim(rtrim(str));
+}
+
+static bool _is_base58(char ch) {
+	static std::string alphabet = "123456789ABCDEFGHJKLMNPQRSTUVWXYZabcdefghijkmnopqrstuvwxyz";
+	return alphabet.find(ch) != std::string::npos;
+}
+
+std::string& base58_strip(std::string &str) {
+	str.erase(std::remove_if(str.begin(), str.end(), [] (std::string::value_type ch)
+		{ return !_is_base58(ch); }
+	), str.end());
+    return str;
+}
+
+strlist_t& base58_strip(strlist_t& list) {
+
+	std::transform(list.begin(), list.end(), list.begin(), [](std::string& str){ return base58_strip(str); });
+	return list;
+}
+
+static bool is_l33t(char ch, char& r) {
+
+	//                          '1', '2', '3', '4', '5', '6', '7', '8', '9'
+	static char alphabet[9] = { 'l', 'z', 'e', 'a', 's', 'G', 't', 'B', 'g' };
+
+	for(std::size_t i = 0; i < sizeof(alphabet) / sizeof(char); i++) {
+
+		if (ch == alphabet[i]) {
+			r = static_cast<char>('1' + i);
+			return true;
+		}
+	}
+	return false;
+}
+
+static void _l33t(strlist_t& list, const std::string& a, std::size_t pos) {
+
+	// Find the next character to be replaced.
+	for(std::size_t i = pos; i < a.length(); i++) {
+
+		char ch;
+		if (is_l33t(a[i], ch)) {
+			// create a new string and replace the character.
+			std::string b = a;
+			b[i] = ch;
+
+			// Store the new string as the result.
+			list.push_back(b);
+
+			// Perform the same algorithm for both strings
+			// at the next position.
+			_l33t(list, a, i + 1);
+			_l33t(list, b, i + 1);
+			break;
+		}
+	}
+}
+
+strlist_t l33twords(std::string str) {
+
+	strlist_t list;
+
+	// "l" is abit special and are not included in base58 so we set it to 1.
+	// All other characters in "l33t" are valid.
+	std::transform(str.begin(), str.end(), str.begin(), [](char c){ return c == 'l' ? '1' : c; });
+
+	// Store the original string as the first in list.
+	list.push_back(str);
+
+	_l33t(list, str, 0);
+	return list;
+}
+
+} // namespace eoskeygen

src/core/string.h

@@ -0,0 +1,53 @@
+/**
+ * MIT License
+ *
+ * Copyright (c) 2019-2020 EOS Sw/eden
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+#ifndef EOSIOKEYGEN_STRING_H
+#define EOSIOKEYGEN_STRING_H
+
+#include <vector>
+#include <string>
+
+namespace eoskeygen {
+
+typedef std::vector<std::string> strlist_t;
+
+strlist_t strsplitwords(const std::string& str, const std::string& delim = ",");
+
+strlist_t strsplit(const std::string& str, const std::string& delim);
+
+std::string strjoin(const strlist_t& list, const std::string& delim);
+
+std::string& strtolower(std::string& str);
+
+std::string& rtrim(std::string& str);
+std::string& ltrim(std::string& str);
+std::string& trim(std::string& str);
+
+std::string& base58_strip(std::string &str);
+strlist_t& base58_strip(strlist_t& list);
+
+strlist_t l33twords(std::string str);
+
+} // namespace eoskeygen
+
+#endif /* EOSIOKEYGEN_STRING_H */