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authorAndrei Karas <akaras@inbox.ru>2016-02-09 18:39:27 +0300
committerAndrei Karas <akaras@inbox.ru>2016-02-09 23:53:49 +0300
commit8775577e117dc5203867327bd1d04d3cc9234a3c (patch)
tree6dea53f82226dcdee7fcd4b1976e9c9e7c4f01db /src/utils
parent8071fcbf88095bcaf54742062a4ebde87a801fd0 (diff)
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Add function for split line by separators and quotes.
Also add tests for it.
Diffstat (limited to 'src/utils')
-rw-r--r--src/utils/paramerers.cpp118
-rw-r--r--src/utils/paramerers.h33
-rw-r--r--src/utils/paramerers_unittest.cc234
3 files changed, 385 insertions, 0 deletions
diff --git a/src/utils/paramerers.cpp b/src/utils/paramerers.cpp
new file mode 100644
index 000000000..42050c2a4
--- /dev/null
+++ b/src/utils/paramerers.cpp
@@ -0,0 +1,118 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2016 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "utils/paramerers.h"
+
+#include "logger.h"
+
+#include "utils/stringutils.h"
+
+#include <sstream>
+
+#include "debug.h"
+
+static inline void addToken(StringVect &tokens,
+ std::string str)
+{
+ const size_t sz = str.size();
+ std::string item;
+ if (sz > 1)
+ {
+ if (str[0] == '\"' &&
+ str[sz - 1] == '\"' &&
+ str[sz - 2] != '\\')
+ {
+ str = str.substr(1, sz - 2);
+ item = trim(str);
+ replaceAll(item, "\\\"", "\"");
+ tokens.push_back(item);
+ return;
+ }
+ }
+ item = trim(str);
+ replaceAll(item, "\\\"", "\"");
+ if (!item.empty())
+ tokens.push_back(item);
+}
+
+static inline size_t findNextQuote(const std::string &str,
+ const char quote,
+ const size_t pos)
+{
+ size_t idx = str.find(quote, pos);
+ if (idx == std::string::npos)
+ return idx;
+ while (idx > 0 && str[idx - 1] == '\\')
+ idx = str.find(quote, idx + 1);
+ return idx;
+}
+
+static inline size_t findNextSplit(std::string &str,
+ const char separator,
+ const char quote)
+{
+ size_t pos = 0;
+ size_t idx1 = 0;
+ while (true)
+ {
+ // search for next separator
+ idx1 = str.find(separator, pos);
+ // search for next open quote, skipping escaped quotes
+ size_t idx2 = findNextQuote(str, quote, pos);
+ if (idx2 == std::string::npos) // not quotes, return next separator
+ return idx1;
+ else if (idx1 == std::string::npos) // also no separators, return npos
+ return std::string::npos;
+
+ if (idx2 < idx1)
+ { // first is quote and after separator: for example "test line", ...
+ idx2 = findNextQuote(str, quote, idx2 + 1);
+ if (idx2 == std::string::npos)
+ return std::string::npos; // no close quote, here error
+ // searching next
+ pos = idx2 + 1;
+ }
+ else
+ {
+ return idx1;
+ }
+ }
+ return idx1;
+}
+
+bool splitParameters(StringVect &tokens,
+ std::string text,
+ const char separator,
+ const char quote)
+{
+ size_t idx = findNextSplit(text, separator, quote);
+ std::string item;
+
+ while (idx != std::string::npos)
+ {
+ std::string item = text.substr(0, idx);
+ addToken(tokens, item);
+ text = text.substr(idx + 1);
+ idx = findNextSplit(text, separator, quote);
+ }
+
+ addToken(tokens, text);
+ return true;
+}
diff --git a/src/utils/paramerers.h b/src/utils/paramerers.h
new file mode 100644
index 000000000..bdd91a9f2
--- /dev/null
+++ b/src/utils/paramerers.h
@@ -0,0 +1,33 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2016 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#ifndef UTILS_PARAMETERS_H
+#define UTILS_PARAMETERS_H
+
+#include "utils/stringvector.h"
+
+#include "localconsts.h"
+
+bool splitParameters(StringVect &tokens,
+ std::string text,
+ const char separator,
+ const char quote);
+
+#endif // UTILS_PARAMETERS_H
diff --git a/src/utils/paramerers_unittest.cc b/src/utils/paramerers_unittest.cc
new file mode 100644
index 000000000..6303331e5
--- /dev/null
+++ b/src/utils/paramerers_unittest.cc
@@ -0,0 +1,234 @@
+/*
+ * The ManaPlus Client
+ * Copyright (C) 2012-2016 The ManaPlus Developers
+ *
+ * This file is part of The ManaPlus Client.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "catch.hpp"
+
+#include "utils/paramerers.h"
+
+#include "debug.h"
+
+TEST_CASE("parameters basic 1")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "", ',', '\"') == true);
+ REQUIRE(pars.size() == 0);
+}
+
+TEST_CASE("parameters basic 2")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "one,two, tree", ',', '\"') == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "one");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters basic 3")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, ", ,,,", ',', '\"') == true);
+ REQUIRE(pars.size() == 0);
+}
+
+TEST_CASE("parameters basic 4")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "one,,two, tree", ',', '\"') == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "one");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters escape 1")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\\\"", ',', '\"') == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"");
+}
+
+TEST_CASE("parameters escape 2")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\\\", test", ',', '\"') == true);
+ REQUIRE(pars.size() == 2);
+ REQUIRE(pars[0] == "\"");
+ REQUIRE(pars[1] == "test");
+}
+
+TEST_CASE("parameters escape 3")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "test,\\\"", ',', '\"') == true);
+ REQUIRE(pars.size() == 2);
+ REQUIRE(pars[0] == "test");
+ REQUIRE(pars[1] == "\"");
+}
+
+TEST_CASE("parameters quote 1")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"one\",,two, tree", ',', '\"') == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "one");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 2")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"\",,two, tree", ',', '\"') == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 3")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"one test\",,two, tree", ',', '\"') ==
+ true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "one test");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 4")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"\\\"one test\\\"\",,two, tree", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "\"one test\"");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 5")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"\\\"one \\\"test\\\"\",,two, tree", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "\"one \"test\"");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 6")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"one, test\",,two, tree", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "one, test");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 7")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"\\\"one, test\\\"\",,two, tree", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "\"one, test\"");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 8")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"\\\"\",,two, tree", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 3);
+ REQUIRE(pars[0] == "\"");
+ REQUIRE(pars[1] == "two");
+ REQUIRE(pars[2] == "tree");
+}
+
+TEST_CASE("parameters quote 9")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"\\\",,two, tree", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"\",,two, tree");
+}
+
+TEST_CASE("parameters quote 10")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\"", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"");
+}
+
+TEST_CASE("parameters quote 11")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\\\"", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"");
+}
+
+TEST_CASE("parameters quote 12")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, ",\"", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"");
+}
+
+TEST_CASE("parameters quote 13")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\",", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\",");
+}
+
+TEST_CASE("parameters quote 14")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, "\\\",", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"");
+}
+
+TEST_CASE("parameters quote 15")
+{
+ StringVect pars;
+ REQUIRE(splitParameters(pars, ",\\\"", ',', '\"')
+ == true);
+ REQUIRE(pars.size() == 1);
+ REQUIRE(pars[0] == "\"");
+}