X-Git-Url: https://git.lyx.org/gitweb/?a=blobdiff_plain;f=src%2FChanges.cpp;h=c237df62371bbefa1e19537af884c7706eaddfa0;hb=667ecbdd1d1da1488802480eae06c96aed946854;hp=7ed02657a6a64c4eb681c8c69eb32fc39226a238;hpb=897436efbb9bd641b61467d185a2dfae9839e575;p=lyx.git

diff --git a/src/Changes.cpp b/src/Changes.cpp
index 7ed02657a6..c237df6237 100644
--- a/src/Changes.cpp
+++ b/src/Changes.cpp
@@ -14,20 +14,27 @@
 #include <config.h>
 
 #include "Changes.h"
-#include "debug.h"
 #include "Author.h"
+#include "Buffer.h"
 #include "BufferParams.h"
+#include "Encoding.h"
 #include "LaTeXFeatures.h"
+#include "OutputParams.h"
+#include "Paragraph.h"
+#include "TocBackend.h"
 
-#include <boost/assert.hpp>
+#include "support/debug.h"
+#include "support/gettext.h"
+#include "support/lassert.h"
+#include "support/lstrings.h"
 
+#include "frontends/alert.h"
 
-namespace lyx {
+#include <ostream>
+
+using namespace std;
 
-using std::abs;
-using std::endl;
-using std::string;
-using std::max;
+namespace lyx {
 
 /*
  * Class Change has a changetime field that specifies the exact time at which
@@ -40,33 +47,56 @@ using std::max;
  * the later change time is preserved.
  */
 
-bool Change::isSimilarTo(Change const & change)
+bool Change::isSimilarTo(Change const & change) const
 {
-	if (type != change.type) {
+	if (type != change.type)
 		return false;
-	}
 
-	if (type == Change::UNCHANGED) {
+	if (type == Change::UNCHANGED)
 		return true;
-	}
 
 	return author == change.author;
 }
 
 
+Color Change::color() const
+{
+	Color color = Color_none;
+	switch (author % 5) {
+		case 0:
+			color = Color_changedtextauthor1;
+			break;
+		case 1:
+			color = Color_changedtextauthor2;
+			break;
+		case 2:
+			color = Color_changedtextauthor3;
+			break;
+		case 3:
+			color = Color_changedtextauthor4;
+			break;
+		case 4:
+			color = Color_changedtextauthor5;
+			break;
+	}
+
+	if (deleted())
+		color.mergeColor = Color_deletedtextmodifier;
+
+	return color;
+}
+
+
 bool operator==(Change const & l, Change const & r)
 {
-	if (l.type != r.type) {
+	if (l.type != r.type)
 		return false;
-	}
 
 	// two changes of type UNCHANGED are always equal
-	if (l.type == Change::UNCHANGED) {
+	if (l.type == Change::UNCHANGED)
 		return true;
-	}
 
-	return l.author == r.author &&
-	       l.changetime == r.changetime;
+	return l.author == r.author && l.changetime == r.changetime;
 }
 
 
@@ -103,9 +133,10 @@ void Changes::set(Change const & change, pos_type const pos)
 void Changes::set(Change const & change, pos_type const start, pos_type const end)
 {
 	if (change.type != Change::UNCHANGED) {
-		LYXERR(Debug::CHANGES) << "setting change (type: " << change.type
-			<< ", author: " << change.author << ", time: " << change.changetime
-			<< ") in range (" << start << ", " << end << ")" << endl;
+		LYXERR(Debug::CHANGES, "setting change (type: " << change.type
+			<< ", author: " << change.author 
+			<< ", time: " << long(change.changetime)
+			<< ") in range (" << start << ", " << end << ")");
 	}
 
 	Range const newRange(start, end);
@@ -123,14 +154,14 @@ void Changes::set(Change const & change, pos_type const start, pos_type const en
 			pos_type oldEnd = it->range.end;
 			it->range.end = start;
 
-			LYXERR(Debug::CHANGES) << "  cutting tail of type " << it->change.type
+			LYXERR(Debug::CHANGES, "  cutting tail of type " << it->change.type
 				<< " resulting in range (" << it->range.start << ", "
-				<< it->range.end << ")" << endl;
+				<< it->range.end << ")");
 
 			++it;
 			if (oldEnd >= end) {
-				LYXERR(Debug::CHANGES) << "  inserting tail in range ("
-					<< end << ", " << oldEnd << ")" << endl;
+				LYXERR(Debug::CHANGES, "  inserting tail in range ("
+					<< end << ", " << oldEnd << ")");
 				it = table_.insert(it, ChangeRange((it-1)->change, Range(end, oldEnd)));
 			}
 			continue;
@@ -140,7 +171,7 @@ void Changes::set(Change const & change, pos_type const start, pos_type const en
 	}
 
 	if (change.type != Change::UNCHANGED) {
-		LYXERR(Debug::CHANGES) << "  inserting change" << endl;
+		LYXERR(Debug::CHANGES, "  inserting change");
 		it = table_.insert(it, ChangeRange(change, Range(start, end)));
 		++it;
 	}
@@ -148,22 +179,21 @@ void Changes::set(Change const & change, pos_type const start, pos_type const en
 	for (; it != table_.end(); ) {
 		// new change 'contains' existing change
 		if (newRange.contains(it->range)) {
-			LYXERR(Debug::CHANGES) << "  removing subrange ("
-				<< it->range.start << ", " << it->range.end << ")" << endl;
+			LYXERR(Debug::CHANGES, "  removing subrange ("
+				<< it->range.start << ", " << it->range.end << ")");
 			it = table_.erase(it);
 			continue;
 		}
 
 		// new change precedes existing change
-		if (it->range.start >= end) {
+		if (it->range.start >= end)
 			break;
-		}
 
 		// new change intersects with existing change
 		it->range.start = end;
-		LYXERR(Debug::CHANGES) << "  cutting head of type "
+		LYXERR(Debug::CHANGES, "  cutting head of type "
 			<< it->change.type << " resulting in range ("
-			<< end << ", " << it->range.end << ")" << endl;
+			<< end << ", " << it->range.end << ")");
 		break; // no need for another iteration
 	}
 
@@ -173,20 +203,18 @@ void Changes::set(Change const & change, pos_type const start, pos_type const en
 
 void Changes::erase(pos_type const pos)
 {
-	LYXERR(Debug::CHANGES) << "Erasing change at position " << pos << endl;
+	LYXERR(Debug::CHANGES, "Erasing change at position " << pos);
 
 	ChangeTable::iterator it = table_.begin();
 	ChangeTable::iterator end = table_.end();
 
 	for (; it != end; ++it) {
 		// range (pos,pos+x) becomes (pos,pos+x-1)
-		if (it->range.start > pos) {
+		if (it->range.start > pos)
 			--(it->range.start);
-		}
 		// range (pos-x,pos) stays (pos-x,pos)
-		if (it->range.end > pos) {
+		if (it->range.end > pos)
 			--(it->range.end);
-		}
 	}
 
 	merge();
@@ -196,8 +224,8 @@ void Changes::erase(pos_type const pos)
 void Changes::insert(Change const & change, lyx::pos_type pos)
 {
 	if (change.type != Change::UNCHANGED) {
-		LYXERR(Debug::CHANGES) << "Inserting change of type " << change.type
-			<< " at position " << pos << endl;
+		LYXERR(Debug::CHANGES, "Inserting change of type " << change.type
+			<< " at position " << pos);
 	}
 
 	ChangeTable::iterator it = table_.begin();
@@ -205,14 +233,12 @@ void Changes::insert(Change const & change, lyx::pos_type pos)
 
 	for (; it != end; ++it) {
 		// range (pos,pos+x) becomes (pos+1,pos+x+1)
-		if (it->range.start >= pos) {
+		if (it->range.start >= pos)
 			++(it->range.start);
-		}
 
 		// range (pos-x,pos) stays as it is
-		if (it->range.end > pos) {
+		if (it->range.end > pos)
 			++(it->range.end);
-		}
 	}
 
 	set(change, pos, pos + 1); // set will call merge
@@ -235,6 +261,24 @@ Change const & Changes::lookup(pos_type const pos) const
 }
 
 
+bool Changes::isDeleted(pos_type start, pos_type end) const
+{
+	ChangeTable::const_iterator it = table_.begin();
+	ChangeTable::const_iterator const itend = table_.end();
+
+	for (; it != itend; ++it) {
+		if (it->range.contains(Range(start, end))) {
+			LYXERR(Debug::CHANGES, "range ("
+				<< start << ", " << end << ") fully contains ("
+				<< it->range.start << ", " << it->range.end
+				<< ") of type " << it->change.type);
+			return it->change.type == Change::DELETED;
+		}
+	}
+	return false;
+}
+
+
 bool Changes::isChanged(pos_type const start, pos_type const end) const
 {
 	ChangeTable::const_iterator it = table_.begin();
@@ -242,10 +286,10 @@ bool Changes::isChanged(pos_type const start, pos_type const end) const
 
 	for (; it != itend; ++it) {
 		if (it->range.intersects(Range(start, end))) {
-			LYXERR(Debug::CHANGES) << "found intersection of range ("
+			LYXERR(Debug::CHANGES, "found intersection of range ("
 				<< start << ", " << end << ") with ("
 				<< it->range.start << ", " << it->range.end
-				<< ") of type " << it->change.type << endl;
+				<< ") of type " << it->change.type);
 			return true;
 		}
 	}
@@ -258,13 +302,13 @@ void Changes::merge()
 	ChangeTable::iterator it = table_.begin();
 
 	while (it != table_.end()) {
-		LYXERR(Debug::CHANGES) << "found change of type " << it->change.type
+		LYXERR(Debug::CHANGES, "found change of type " << it->change.type
 			<< " and range (" << it->range.start << ", " << it->range.end
-			<< ")" << endl;
+			<< ")");
 
 		if (it->range.start == it->range.end) {
-			LYXERR(Debug::CHANGES) << "removing empty range for pos "
-				<< it->range.start << endl;
+			LYXERR(Debug::CHANGES, "removing empty range for pos "
+				<< it->range.start);
 
 			table_.erase(it);
 			// start again
@@ -275,10 +319,11 @@ void Changes::merge()
 		if (it + 1 == table_.end())
 			break;
 
-		if (it->change.isSimilarTo((it + 1)->change) && it->range.end == (it + 1)->range.start) {
-			LYXERR(Debug::CHANGES) << "merging ranges (" << it->range.start << ", "
+		if (it->change.isSimilarTo((it + 1)->change)
+		    && it->range.end == (it + 1)->range.start) {
+			LYXERR(Debug::CHANGES, "merging ranges (" << it->range.start << ", "
 				<< it->range.end << ") and (" << (it + 1)->range.start << ", "
-				<< (it + 1)->range.end << ")" << endl;
+				<< (it + 1)->range.end << ")");
 
 			(it + 1)->range.start = it->range.start;
 			(it + 1)->change.changetime = max(it->change.changetime,
@@ -294,8 +339,61 @@ void Changes::merge()
 }
 
 
-int Changes::latexMarkChange(odocstream & os, BufferParams const & bparams,
-			     Change const & oldChange, Change const & change)
+namespace {
+docstring getLaTeXMarkup(docstring const & macro, docstring const & author,
+			 docstring const & chgTime,
+			 OutputParams const & runparams)
+{
+	if (macro.empty())
+		return docstring();
+
+	static docstring warned_author = docstring();
+	docstring uncodable_author = warned_author;
+	odocstringstream ods;
+
+	ods << macro;
+	// convert utf8 author name to something representable
+	// in the current encoding
+	docstring author_latexed;
+	for (size_t n = 0; n < author.size(); ++n) {
+		try {
+			author_latexed += runparams.encoding->latexChar(author[n]);
+		} catch (EncodingException & /* e */) {
+			if (runparams.dryrun) {
+				ods << "<" << _("LyX Warning: ")
+				    << _("uncodable character") << " '";
+				ods.put(author[n]);
+				ods << "'>";
+			} else {
+				LYXERR0("Omitting uncodable character '"
+					<< docstring(1, author[n])
+					<< "' in change author name!");
+				uncodable_author = author;
+			}
+		}
+	}
+	ods << author_latexed << "}{" << chgTime << "}{";
+
+	// warn user (once) if we found uncodable glyphs.
+	if (uncodable_author != warned_author) {
+		frontend::Alert::warning(_("Uncodable character in author name"),
+				support::bformat(_("The author name '%1$s',\n"
+				  "used for change tracking, contains glyphs that cannot be\n"
+				  "represented in the current encoding. The respective glyphs\n"
+				  "will be omitted in the exported LaTeX file.\n\n"
+				  "Choose an appropriate document encoding (such as utf8)\n"
+				  "or change the spelling of the author name."), uncodable_author));
+		warned_author = uncodable_author;
+	}
+
+	return ods.str();
+}
+} //namespace anon
+
+
+int Changes::latexMarkChange(otexstream & os, BufferParams const & bparams,
+			     Change const & oldChange, Change const & change,
+			     OutputParams const & runparams)
 {
 	if (!bparams.outputChanges || oldChange == change)
 		return 0;
@@ -303,33 +401,34 @@ int Changes::latexMarkChange(odocstream & os, BufferParams const & bparams,
 	int column = 0;
 
 	if (oldChange.type != Change::UNCHANGED) {
-		os << '}'; // close \lyxadded or \lyxdeleted
+		// close \lyxadded or \lyxdeleted
+		os << '}';
 		column++;
 	}
 
 	docstring chgTime;
 	chgTime += ctime(&change.changetime);
-	chgTime.erase(chgTime.end() - 1); // remove trailing '\n'
-
-	if (change.type == Change::DELETED) {
-		docstring str = "\\lyxdeleted{" +
-			bparams.authors().get(change.author).name() + "}{" +
-			chgTime + "}{";
-		os << str;
-		column += str.size();
-	} else if (change.type == Change::INSERTED) {
-		docstring str = "\\lyxadded{" +
-			bparams.authors().get(change.author).name() + "}{" +
-			chgTime + "}{";
-		os << str;
-		column += str.size();
-	}
+	// remove trailing '\n'
+	chgTime.erase(chgTime.end() - 1);
+
+	docstring macro_beg;
+	if (change.type == Change::DELETED)
+		macro_beg = from_ascii("\\lyxdeleted{");
+	else if (change.type == Change::INSERTED)
+		macro_beg = from_ascii("\\lyxadded{");
+	
+	docstring str = getLaTeXMarkup(macro_beg,
+				       bparams.authors().get(change.author).name(),
+				       chgTime, runparams);
+	
+	os << str;
+	column += str.size();
 
 	return column;
 }
 
 
-void Changes::lyxMarkChange(std::ostream & os, int & column,
+void Changes::lyxMarkChange(ostream & os, BufferParams const & bparams, int & column,
 			    Change const & old, Change const & change)
 {
 	if (old == change)
@@ -337,24 +436,82 @@ void Changes::lyxMarkChange(std::ostream & os, int & column,
 
 	column = 0;
 
+	int const buffer_id = bparams.authors().get(change.author).bufferId();
+
 	switch (change.type) {
 		case Change::UNCHANGED:
 			os << "\n\\change_unchanged\n";
 			break;
 
-		case Change::DELETED: {
-			os << "\n\\change_deleted " << change.author
+		case Change::DELETED:
+			os << "\n\\change_deleted " << buffer_id
 				<< " " << change.changetime << "\n";
 			break;
-		}
 
-		case Change::INSERTED: {
-			os << "\n\\change_inserted " << change.author
+		case Change::INSERTED:
+			os << "\n\\change_inserted " << buffer_id
 				<< " " << change.changetime << "\n";
 			break;
-		}
 	}
 }
 
 
+void Changes::checkAuthors(AuthorList const & authorList)
+{
+	ChangeTable::const_iterator it = table_.begin();
+	ChangeTable::const_iterator endit = table_.end();
+	for ( ; it != endit ; ++it) 
+		if (it->change.type != Change::UNCHANGED)
+			authorList.get(it->change.author).setUsed(true);
+}
+
+
+void Changes::addToToc(DocIterator const & cdit, Buffer const & buffer) const
+{
+	if (table_.empty())
+		return;
+
+	Toc & change_list = buffer.tocBackend().toc("change");
+	AuthorList const & author_list = buffer.params().authors();
+	DocIterator dit = cdit;
+
+	ChangeTable::const_iterator it = table_.begin();
+	ChangeTable::const_iterator const itend = table_.end();
+	for (; it != itend; ++it) {
+		docstring str;
+		switch (it->change.type) {
+		case Change::UNCHANGED:
+			continue;
+		case Change::DELETED:
+			// 0x2702 is a scissors symbol in the Dingbats unicode group.
+			str.push_back(0x2702);
+			break;
+		case Change::INSERTED:
+			// 0x270d is the hand writting symbol in the Dingbats unicode group.
+			str.push_back(0x270d);
+			break;
+		}
+		dit.pos() = it->range.start;
+		Paragraph const & par = dit.paragraph();
+		str += " " + par.asString(it->range.start, min(par.size(), it->range.end));
+		if (it->range.end > par.size())
+			// the end of paragraph symbol from the Punctuation group
+			str.push_back(0x204B);
+		docstring const & author = author_list.get(it->change.author).name();
+		Toc::iterator it = change_list.item(0, author);
+		if (it == change_list.end()) {
+			change_list.push_back(TocItem(dit, 0, author));
+			change_list.push_back(TocItem(dit, 1, str,
+				support::wrapParas(str, 4)));
+			continue;
+		}
+		for (++it; it != change_list.end(); ++it) {
+			if (it->depth() == 0 && it->str() != author)
+				break;
+		}
+		change_list.insert(it, TocItem(dit, 1, str,
+			support::wrapParas(str, 4)));
+	}
+}
+
 } // namespace lyx