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rewrote parse_website() to return vector of Mastodon::Easy::Status

This commit is contained in:
tastytea 2018-08-25 14:23:58 +02:00
parent 473442f612
commit 929cb540d4
Signed by: tastytea
GPG Key ID: CFC39497F1B26E07
2 changed files with 52 additions and 34 deletions
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3
src/mastorss.hpp
View File

@ -5,6 +5,7 @@
#include <string>
#include <vector>
#include <jsoncpp/json/json.h>
#include <mastodon-cpp/easy/easy.hpp>
using std::string;
@ -16,7 +17,7 @@ extern std::string profile;
std::uint16_t read_config(string &instance, string &access_token, string &feedurl);
const bool write_config();
std::vector<string> parse_website(const string &xml);
std::vector<Mastodon::Easy::Status> parse_website(const string &xml);
void individual_fixes(string &str);
const std::uint16_t http_get(const string &feedurl,

83
src/parse.cpp
View File

@ -27,13 +27,14 @@
#include <boost/property_tree/ptree.hpp>
#include <boost/property_tree/xml_parser.hpp>
#include <mastodon-cpp/mastodon-cpp.hpp>
#include <mastodon-cpp/easy/all.hpp>
#include "mastorss.hpp"
using std::cerr;
using std::string;
namespace pt = boost::property_tree;
std::vector<string> parse_website(const string &xml)
std::vector<Mastodon::Easy::Status> parse_website(const string &xml)
{
Json::Value list;
std::vector<string> watchwords;
@ -67,7 +68,7 @@ std::vector<string> parse_website(const string &xml)
pt::ptree rss;
std::istringstream iss(xml);
pt::read_xml(iss, rss);
std::vector<string> ret;
std::vector<Mastodon::Easy::Status> ret;
for (const pt::ptree::value_type &v : rss.get_child("rss.channel"))
{
@ -79,15 +80,28 @@ std::vector<string> parse_website(const string &xml)
string link = v.second.get_child("link").data();
string desc = v.second.get_child("description").data();
string str = title;
Mastodon::Easy::Status status;
string content = "";
if (config[profile]["titles_as_cw"].asBool())
{
status.spoiler_text(title);
}
else
{
content = title;
}
if (!config[profile]["titles_only"].asBool())
{
str += "\n\n" + desc;
if (!content.empty())
{
content += "\n\n";
}
content += desc;
// Shrink overly long texts, to speed up replace operations
if (str.length() > 2000)
if (content.length() > 2000)
{
str.resize(2000);
content.resize(2000);
}
}
@ -117,7 +131,7 @@ std::vector<string> parse_website(const string &xml)
continue;
}
str = Mastodon::API::unescape_html(str);
content = Mastodon::API::unescape_html(content);
// Try to turn the HTML into human-readable text
std::regex reparagraph("<p>");
@ -125,49 +139,52 @@ std::vector<string> parse_website(const string &xml)
std::regex recdata2("\\]\\]>");
std::regex restrip("<[^>]*>");
individual_fixes(str);
individual_fixes(content);
str = std::regex_replace(str, reparagraph, "\n\n");
str = std::regex_replace(str, recdata1, "");
str = std::regex_replace(str, recdata2, "");
str = std::regex_replace(str, restrip, "");
str = std::regex_replace(str, std::regex("\\r"), ""); // remove \r
content = std::regex_replace(content, reparagraph, "\n\n");
content = std::regex_replace(content, recdata1, "");
content = std::regex_replace(content, recdata2, "");
content = std::regex_replace(content, restrip, "");
// remove \r
content = std::regex_replace(content, std::regex("\\r"), "");
// replace NO-BREAK SPACE with space (UTF-8: 0xc2a0)
str = std::regex_replace(str, std::regex("\u00a0"), " ");
str = std::regex_replace(str, std::regex("\\n[ \t]+\\n"), ""); // remove whitespace between newlines
str = std::regex_replace(str, std::regex("\\n{3,}"), "\n\n"); // remove excess newlines
content = std::regex_replace(content, std::regex("\u00a0"), " ");
// remove whitespace between newlines
content = std::regex_replace(content, std::regex("\\n[ \t]+\\n"), "");
// remove excess newlines
content = std::regex_replace(content, std::regex("\\n{3,}"), "\n\n");
for (const string &hashtag : watchwords)
{
std::regex rehashtag("([[:space:][:punct:]]|^)(" + hashtag + ")([[:space:][:punct:]]|$)",
std::regex_constants::icase);
str = std::regex_replace(str, rehashtag, "$1#$2$3",
std::regex_constants::format_first_only);
std::regex rehashtag("([[:space:][:punct:]]|^)(" + hashtag +
")([[:space:][:punct:]]|$)", std::regex_constants::icase);
content = std::regex_replace(content, rehashtag, "$1#$2$3",
std::regex_constants::format_first_only);
}
// Why is this necessary? Why does ##hashtag happen?
str = std::regex_replace(str, std::regex("##"), "#");
if ((str.size() + link.size()) > static_cast<std::uint16_t>(max_size - 15))
content = std::regex_replace(content, std::regex("##"), "#");
if ((content.size() + link.size()) > static_cast<std::uint16_t>(max_size - 15))
{
str.resize((max_size - link.size() -
config[profile]["append"].asString().length()
- 4));
str.resize(str.rfind(' ')); // Cut at word boundary
str += " […]";
content.resize((max_size - link.size() -
config[profile]["append"].asString().length() - 4));
content.resize(content.rfind(' ')); // Cut at word boundary
content += " […]";
}
// Remove trailing newlines
while (str.back() == '\n' ||
str.back() == '\r')
while (content.back() == '\n' ||
content.back() == '\r')
{
str.resize(str.length() - 1);
content.resize(content.length() - 1);
}
str += "\n\n" + link;
content += "\n\n" + link;
if (!config[profile]["append"].empty())
{
str += "\n\n" + config[profile]["append"].asString();
content += "\n\n" + config[profile]["append"].asString();
}
ret.push_back(str);
status.content(content);
ret.push_back(status);
}
}
}