Squashed 'third_party/seasocks/' content from commit 016dc60
Change-Id: I195fa5bfd0c0e3cc66fbbefcc7b5170bafcf7a36
git-subtree-dir: third_party/seasocks
git-subtree-split: 016dc60b247e0d1d563aea6d22a9075e6884ab9f
diff --git a/src/main/c/util/CrackedUri.cpp b/src/main/c/util/CrackedUri.cpp
new file mode 100644
index 0000000..1da757f
--- /dev/null
+++ b/src/main/c/util/CrackedUri.cpp
@@ -0,0 +1,129 @@
+// Copyright (c) 2013, Matt Godbolt
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are met:
+//
+// Redistributions of source code must retain the above copyright notice, this
+// list of conditions and the following disclaimer.
+//
+// Redistributions in binary form must reproduce the above copyright notice,
+// this list of conditions and the following disclaimer in the documentation
+// and/or other materials provided with the distribution.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+// ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+// LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+// CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+// SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+// INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+// CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+// ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+// POSSIBILITY OF SUCH DAMAGE.
+
+#include "seasocks/StringUtil.h"
+#include "seasocks/util/CrackedUri.h"
+
+#include <algorithm>
+#include <sstream>
+#include <stdexcept>
+
+#define THROW(stuff) \
+ do {\
+ std::ostringstream err; \
+ err << stuff; \
+ throw std::runtime_error(err.str()); \
+ } while (0);
+
+namespace {
+
+char fromHex(char c) {
+ c = tolower(c);
+ return c >= '0' && c <= '9' ? c - '0' : c - 'a' + 10;
+}
+
+std::string unescape(std::string uri) {
+ seasocks::replace(uri, "+", " ");
+ size_t pos = 0;
+ while (pos < uri.size()) {
+ pos = uri.find('%', pos);
+ if (pos == uri.npos) break;
+ if (pos + 2 > uri.size()) {
+ THROW("Truncated uri: '" << uri << "'");
+ }
+ if (!isxdigit(uri[pos + 1]) || !isxdigit(uri[pos + 2])) {
+ THROW("Bad digit in uri: '" << uri << "'");
+ }
+ auto hex = (fromHex(uri[pos + 1]) << 4) | fromHex(uri[pos + 2]);
+ uri = uri.substr(0, pos) + std::string(1, hex) + uri.substr(pos + 3);
+ ++pos;
+ }
+ return uri;
+}
+
+}
+
+namespace seasocks {
+
+CrackedUri::CrackedUri(const std::string& uri) {
+ if (uri.empty() || uri[0] != '/') {
+ THROW("Malformed URI: '" << uri << "'");
+ }
+ auto endOfPath = uri.find('?');
+ std::string path;
+ std::string remainder;
+ if (endOfPath == uri.npos) {
+ path = uri.substr(1);
+ } else {
+ path = uri.substr(1, endOfPath - 1);
+ remainder = uri.substr(endOfPath + 1);
+ }
+
+ _path = split(path, '/');
+ std::transform(_path.begin(), _path.end(), _path.begin(), unescape);
+
+ auto splitRemainder = split(remainder, '&');
+ for (auto iter = splitRemainder.cbegin(); iter != splitRemainder.cend(); ++iter) {
+ if (iter->empty()) continue;
+ auto split = seasocks::split(*iter, '=');
+ std::transform(split.begin(), split.end(), split.begin(), unescape);
+ if (split.size() == 1) {
+ _queryParams.insert(std::make_pair(split[0], std::string()));
+ } else if (split.size() == 2) {
+ _queryParams.insert(std::make_pair(split[0], split[1]));
+ } else {
+ THROW("Malformed URI, two many = in query: '" << uri << "'");
+ }
+ }
+}
+
+bool CrackedUri::hasParam(const std::string& param) const {
+ return _queryParams.find(param) != _queryParams.end();
+}
+
+std::string CrackedUri::queryParam(const std::string& param, const std::string& def) const {
+ auto found = _queryParams.find(param);
+ return found == _queryParams.end() ? def : found->second;
+}
+
+std::vector<std::string> CrackedUri::allQueryParams(const std::string& param) const {
+ std::vector<std::string> params;
+ for (auto iter = _queryParams.find(param); iter != _queryParams.end() && iter->first == param; ++iter)
+ params.push_back(iter->second);
+ return params;
+}
+
+CrackedUri CrackedUri::shift() const {
+ CrackedUri shifted(*this);
+ if (_path.size() > 1) {
+ shifted._path = std::vector<std::string>(_path.begin() + 1, _path.end());
+ } else {
+ shifted._path = {""};
+ }
+
+ return shifted;
+}
+
+}