Add some basic JSON stuff.

[dcpomatic.git] / src / lib / util.cc

diff --git a/src/lib/util.cc b/src/lib/util.cc
index b2f8c4470e5af5ee5117489870f4899bd38367bb..a86033e572f7655f5ebc67e5195e04018c4aa358 100644 (file)
--- a/src/lib/util.cc
+++ b/src/lib/util.cc
@@ -89,6 +89,7 @@ using std::min;
 using std::max;
 using std::list;
 using std::multimap;
+using std::map;
 using std::istream;
 using std::numeric_limits;
 using std::pair;
@@ -939,6 +940,52 @@ make_signer ()
        return shared_ptr<const libdcp::Signer> (new libdcp::Signer (chain, signer_key));
 }
 
+map<string, string>
+split_get_request (string url)
+{
+       enum {
+               AWAITING_QUESTION_MARK,
+               KEY,
+               VALUE
+       } state = AWAITING_QUESTION_MARK;
+       
+       map<string, string> r;
+       string k;
+       string v;
+       for (size_t i = 0; i < url.length(); ++i) {
+               switch (state) {
+               case AWAITING_QUESTION_MARK:
+                       if (url[i] == '?') {
+                               state = KEY;
+                       }
+                       break;
+               case KEY:
+                       if (url[i] == '=') {
+                               v.clear ();
+                               state = VALUE;
+                       } else {
+                               k += url[i];
+                       }
+                       break;
+               case VALUE:
+                       if (url[i] == '&') {
+                               r.insert (make_pair (k, v));
+                               k.clear ();
+                               state = KEY;
+                       } else {
+                               v += url[i];
+                       }
+                       break;
+               }
+       }
+
+       if (state == VALUE) {
+               r.insert (make_pair (k, v));
+       }
+
+       return r;
+}
+
 libdcp::Size
 fit_ratio_within (float ratio, libdcp::Size full_frame)
 {
@@ -959,3 +1006,10 @@ wrapped_av_malloc (size_t s)
        return p;
 }
                
+string
+entities_to_text (string e)
+{
+       boost::algorithm::replace_all (e, "%3A", ":");
+       boost::algorithm::replace_all (e, "%2F", "/");
+       return e;
+}