Various joining fixes.

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

diff --git a/src/lib/content.cc b/src/lib/content.cc
index 4e54533ed29189c5b9500c3404ddc0cf843b62f0..f09012765a7cbe7616d1e2ae40a870981b74604a 100644 (file)
--- a/src/lib/content.cc
+++ b/src/lib/content.cc
@@ -24,10 +24,17 @@
 #include "util.h"
 #include "content_factory.h"
 #include "ui_signaller.h"
+#include "exceptions.h"
+#include "film.h"
+
+#include "i18n.h"
 
 using std::string;
 using std::stringstream;
 using std::set;
+using std::list;
+using std::cout;
+using std::vector;
 using boost::shared_ptr;
 using boost::lexical_cast;
 
@@ -71,19 +78,46 @@ Content::Content (shared_ptr<const Film> f, shared_ptr<const cxml::Node> node)
        : _film (f)
        , _change_signals_frequent (false)
 {
-       _paths.push_back (node->string_child ("Path"));
+       list<cxml::NodePtr> path_children = node->node_children ("Path");
+       for (list<cxml::NodePtr>::const_iterator i = path_children.begin(); i != path_children.end(); ++i) {
+               _paths.push_back ((*i)->content ());
+       }
        _digest = node->string_child ("Digest");
        _position = node->number_child<Time> ("Position");
        _trim_start = node->number_child<Time> ("TrimStart");
        _trim_end = node->number_child<Time> ("TrimEnd");
 }
 
+Content::Content (shared_ptr<const Film> f, vector<shared_ptr<Content> > c)
+       : _film (f)
+       , _position (c.front()->position ())
+       , _trim_start (c.front()->trim_start ())
+       , _trim_end (c.back()->trim_end ())
+       , _change_signals_frequent (false)
+{
+       for (size_t i = 0; i < c.size(); ++i) {
+               if (i > 0 && c[i]->trim_start ()) {
+                       throw JoinError (_("Only the first piece of content to be joined can have a start trim."));
+               }
+
+               if (i < (c.size() - 1) && c[i]->trim_end ()) {
+                       throw JoinError (_("Only the last piece of content to be joined can have an end trim."));
+               }
+
+               for (size_t j = 0; j < c[i]->number_of_paths(); ++j) {
+                       _paths.push_back (c[i]->path (j));
+               }
+       }
+}
+
 void
 Content::as_xml (xmlpp::Node* node) const
 {
        boost::mutex::scoped_lock lm (_mutex);
-       
-       node->add_child("Path")->add_child_text (_paths.front().string());
+
+       for (vector<boost::filesystem::path>::const_iterator i = _paths.begin(); i != _paths.end(); ++i) {
+               node->add_child("Path")->add_child_text (i->string ());
+       }
        node->add_child("Digest")->add_child_text (_digest);
        node->add_child("Position")->add_child_text (lexical_cast<string> (_position));
        node->add_child("TrimStart")->add_child_text (lexical_cast<string> (_trim_start));
@@ -94,15 +128,10 @@ void
 Content::examine (shared_ptr<Job> job)
 {
        boost::mutex::scoped_lock lm (_mutex);
-       boost::filesystem::path p = _paths.front ();
+       vector<boost::filesystem::path> p = _paths;
        lm.unlock ();
        
-       string d;
-       if (boost::filesystem::is_regular_file (p)) {
-               d = md5_digest (p);
-       } else {
-               d = md5_digest_directory (p, job);
-       }
+       string const d = md5_digest (p, job);
 
        lm.lock ();
        _digest = d;
@@ -162,13 +191,13 @@ Content::clone () const
        xmlpp::Document doc;
        xmlpp::Node* node = doc.create_root_node ("Content");
        as_xml (node);
-       return content_factory (film, cxml::NodePtr(new cxml::Node (node)));
+       return content_factory (film, cxml::NodePtr (new cxml::Node (node)), Film::state_version);
 }
 
 string
 Content::technical_summary () const
 {
-       return String::compose ("%1 %2 %3", path(), digest(), position());
+       return String::compose ("%1 %2 %3", path_summary(), digest(), position());
 }
 
 Time
@@ -205,7 +234,13 @@ Content::identifier () const
 bool
 Content::path_valid () const
 {
-       return boost::filesystem::exists (_paths.front ());
+       for (vector<boost::filesystem::path>::const_iterator i = _paths.begin(); i != _paths.end(); ++i) {
+               if (!boost::filesystem::exists (*i)) {
+                       return false;
+               }
+       }
+
+       return true;
 }
 
 void
@@ -216,4 +251,17 @@ Content::set_path (boost::filesystem::path path)
        signal_changed (ContentProperty::PATH);
 }
 
-       
+string
+Content::path_summary () const
+{
+       /* XXX: should handle multiple paths more gracefully */
+
+       assert (number_of_paths ());
+
+       string s = path(0).filename().string ();
+       if (number_of_paths() > 1) {
+               s += " ...";
+       }
+
+       return s;
+}