datetime support

3 files changed, 28 insertions, 5 deletions

diff --git a/src/DateUtils.hpp b/src/DateUtils.hpp
new file mode 100644
index 0000000..358b431
--- /dev/null
+++ b/src/DateUtils.hpp
@@ -0,0 +1,7 @@
+#ifndef DATE_UTILS_H
+#define DATE_UTILS_H
+
+#include <ctime>
+#include <string>
+
+#endif // DATE_UTILS_H
diff --git a/src/RSS.cpp b/src/RSS.cpp
index a1c0dde..275b96c 100644
--- a/src/RSS.cpp
+++ b/src/RSS.cpp
@@ -6,6 +6,22 @@
 #include <stdexcept>
 #include <curl/curl.h>
 
+#define DT_TEMPLATES_LEN 2
+
+const char *DT_TEMPLATES[] = {
+    "%Y-%m-%dT%H:%M:%SZ",
+    "%a, %d %b %Y %H:%M:%S GMT",
+};
+
+std::tm ParseTime(std::string original) {
+    std::tm parsed{};
+    for (auto i = 0; i < DT_TEMPLATES_LEN; i++) {
+        strptime(original.c_str(), DT_TEMPLATES[i], &parsed);
+        if (parsed.tm_year != 0) break;
+    }
+    return parsed;
+}
+
 RSS::RSS(std::string url) {
     URL = url;
     channelInfo = ChannelInfo(url);
@@ -65,17 +81,16 @@ RSS_Entry::RSS_Entry(XML_leaf node) {
     URL = node.GetChild("link").GetValue();
     Contents = node.GetChild("description").GetValue();
 
-    // auto pubDateField = node.GetChild("pubDate");
-    // if (pubDateField.Value.length() == 0) return;
-    // std::cout << "pub date" << pubDateField.Value << std::endl;
-    // strptime(pubDateField.Value.c_str(), "%Y-%m-%dT%H:%M:%SZ", &pubDate);
+    auto pubDateField = node.GetChild("pubDate");
+    if (pubDateField.Value.length() == 0) return;
+    pubDate = ParseTime(pubDateField.Value);
 }
 
 void RSS_Entry::print() {
     std::cout 
         << "==============================\n"
         << Title << '\n'
-        // << std::put_time(&pubDate, "%Y-%m-%d %H:%M:%S") << '\n'
+        << std::put_time(&pubDate, "%Y-%m-%d %H:%M:%S") << '\n'
         << Contents << '\n'
         << URL<< '\n';
 }
diff --git a/src/RSS.hpp b/src/RSS.hpp
index 709125d..1394842 100644
--- a/src/RSS.hpp
+++ b/src/RSS.hpp
@@ -12,6 +12,7 @@
 #include <utility>
 #include <variant>
 #include <vector>
+#include "DateUtils.hpp"
 
 class XML_leaf {
     public: