diff options
Diffstat (limited to 'SwifTools/Linkify.cpp')
-rw-r--r-- | SwifTools/Linkify.cpp | 53 |
1 files changed, 52 insertions, 1 deletions
diff --git a/SwifTools/Linkify.cpp b/SwifTools/Linkify.cpp index 906026d..8ecbb09 100644 --- a/SwifTools/Linkify.cpp +++ b/SwifTools/Linkify.cpp @@ -1,5 +1,5 @@ /* - * Copyright (c) 2010 Remko Tronçon + * Copyright (c) 2010-2013 Remko Tronçon * Licensed under the GNU General Public License v3. * See Documentation/Licenses/GPLv3.txt for more information. */ @@ -49,4 +49,55 @@ std::string Linkify::linkify(const std::string& input) { return std::string(result.str()); } +std::pair<std::vector<std::string>, size_t> Linkify::splitLink(const std::string& input) { + std::vector<std::string> result; + std::pair<std::vector<std::string>, size_t> pair; + std::vector<char> currentURL; + bool inURL = false; + size_t urlStartsAt = 0; + for (size_t i = 0; i < input.size(); ++i) { + char c = input[i]; + if (inURL) { + if (c != ' ' && c != '\t' && c != '\n' && !(c == '*' && i == input.size() - 1 && input[0] == '*')) { + // Keep parsing + } + else { + std::string url(input.substr(urlStartsAt, i - urlStartsAt)); + result.push_back(url); + inURL = false; + size_t remaining = input.size() - i; + if (remaining > 0) { + result.push_back(input.substr(i, remaining)); + } + pair.first = result; + pair.second = urlStartsAt == 0 ? 0 : 1; + return pair; + } + } + else { + if (boost::regex_match(input.substr(i, 8), linkifyRegexp)) { + urlStartsAt = i; + inURL = true; + if (i > 0) { + result.push_back(input.substr(0, i)); + } + } + else { + // Just keep swimming + } + } + } + if (urlStartsAt > 0 || inURL) { + std::string url(input.substr(urlStartsAt, input.size() - urlStartsAt)); + result.push_back(url); + pair.first = result; + pair.second = urlStartsAt == 0 ? 0 : 1; + } + else { + pair.first.push_back(input); + pair.second = 1; + } + return pair; +} + } |