X-Git-Url: https://www.fi.muni.cz/~kas/git//home/kas/public_html/git/?a=blobdiff_plain;f=backend%2Fdjvu%2Fdjvu-links.c;h=d54c410bb79586090f930a63ba4d4f0abce542fe;hb=0b6b3dff626d31a368ef9a95f8ed73b404eec9bf;hp=1fc394ada488f6927f04f803aab3e47a6d68853d;hpb=4bb9bc83e2de5cd88fa2e3f81a7da6e7d81cbf99;p=evince.git

diff --git a/backend/djvu/djvu-links.c b/backend/djvu/djvu-links.c
index 1fc394ad..d54c410b 100644
--- a/backend/djvu/djvu-links.c
+++ b/backend/djvu/djvu-links.c
@@ -18,15 +18,15 @@
  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  */
 
+#include <config.h>
+#include <string.h>
+#include <glib.h>
+#include <libdjvu/miniexp.h>
 #include "djvu-document.h"
 #include "djvu-links.h"
 #include "djvu-document-private.h"
 #include "ev-document-links.h"
 
-#include <libdjvu/ddjvuapi.h>
-#include <libdjvu/miniexp.h>
-#include <glib.h>
-#include <string.h>
 
 static gboolean number_from_miniexp(miniexp_t sexp, int *number)
 {
@@ -64,7 +64,6 @@ static EvLinkDest *
 get_djvu_link_dest (const DjvuDocument *djvu_document, const gchar *link_name, int base_page)
 {
 	guint64 page_num = 0;
-	gchar *end_ptr;
 
 	/* #pagenum, #+pageoffset, #-pageoffset */
 	if (g_str_has_prefix (link_name, "#")) {
@@ -108,6 +107,39 @@ get_djvu_link_action (const DjvuDocument *djvu_document, const gchar *link_name,
 	return ev_action;
 }
 
+static gchar *
+str_to_utf8 (const gchar *text)
+{
+	static const gchar *encodings_to_try[2];
+	static gint n_encodings_to_try = 0;
+	gchar *utf8_text = NULL;
+	gint i;
+
+	if (n_encodings_to_try == 0) {
+		const gchar *charset;
+		gboolean charset_is_utf8;
+
+		charset_is_utf8 = g_get_charset (&charset);
+		if (!charset_is_utf8) {
+			encodings_to_try[n_encodings_to_try++] = charset;
+		}
+
+		if (g_ascii_strcasecmp (charset, "ISO-8859-1") != 0) {
+			encodings_to_try[n_encodings_to_try++] = "ISO-8859-1";
+		}
+	}
+
+	for (i = 0; i < n_encodings_to_try; i++) {
+		utf8_text = g_convert (text, -1, "UTF-8",
+				       encodings_to_try[i],
+				       NULL, NULL, NULL);
+		if (utf8_text)
+			break;
+	}
+
+	return utf8_text;
+}
+
 /**
  * Builds the index GtkTreeModel from DjVu s-expr
  *
@@ -137,17 +169,26 @@ build_tree (const DjvuDocument *djvu_document,
 		/* The (bookmarks) cons */
 		iter = miniexp_cdr (iter);
 	} else if ( miniexp_length (iter) >= 2 ) {
+		gchar *utf8_title = NULL;
+		
 		/* An entry */
 		if (!string_from_miniexp (miniexp_car (iter), &title)) goto unknown_entry;
 		if (!string_from_miniexp (miniexp_cadr (iter), &link_dest)) goto unknown_entry;
 
-		title_markup = g_markup_escape_text (title, -1);
+		
+		if (!g_utf8_validate (title, -1, NULL)) {
+			utf8_title = str_to_utf8 (title);
+			title_markup = g_markup_escape_text (utf8_title, -1);
+		} else {
+			title_markup = g_markup_escape_text (title, -1);
+		}
+
 		ev_action = get_djvu_link_action (djvu_document, link_dest, -1);
 		
 		if (g_str_has_suffix (link_dest, ".djvu")) {
 			/* FIXME: component file identifiers */
 		} else if (ev_action) {
-			ev_link = ev_link_new (title, ev_action);
+			ev_link = ev_link_new (utf8_title ? utf8_title : title, ev_action);
 			gtk_tree_store_append (GTK_TREE_STORE (model), &tree_iter, parent);
 			gtk_tree_store_set (GTK_TREE_STORE (model), &tree_iter,
 					    EV_DOCUMENT_LINKS_COLUMN_MARKUP, title_markup,
@@ -164,7 +205,7 @@ build_tree (const DjvuDocument *djvu_document,
 		}
 
 		g_free (title_markup);
-		
+		g_free (utf8_title);
 		iter = miniexp_cddr (iter);
 		parent = &tree_iter;
 	} else {
@@ -187,7 +228,6 @@ get_djvu_hyperlink_area (ddjvu_pageinfo_t   *page_info,
 			 EvLinkMapping      *ev_link_mapping)
 {
 	miniexp_t iter;
-        ddjvu_pageinfo_t info;
 
 	iter = sexp;
 	
@@ -304,7 +344,7 @@ djvu_links_has_document_links (EvDocumentLinks *document_links)
 	miniexp_t outline;
 
 	while ((outline = ddjvu_document_get_outline (djvu_document->d_document)) == miniexp_dummy)
-		djvu_handle_events (djvu_document, TRUE);
+		djvu_handle_events (djvu_document, TRUE, NULL);
 
 	if (outline) {
 		ddjvu_miniexp_release (djvu_document->d_document, outline);
@@ -327,10 +367,10 @@ djvu_links_get_links (EvDocumentLinks *document_links,
         ddjvu_pageinfo_t page_info;
 
 	while ((page_annotations = ddjvu_document_get_pageanno (djvu_document->d_document, page)) == miniexp_dummy)
-		djvu_handle_events (djvu_document, TRUE);
+		djvu_handle_events (djvu_document, TRUE, NULL);
 
 	while (ddjvu_document_get_pageinfo (djvu_document->d_document, page, &page_info) < DDJVU_JOB_OK)
-		djvu_handle_events(djvu_document, TRUE);
+		djvu_handle_events(djvu_document, TRUE, NULL);
 
 	if (page_annotations) {
 		hyperlinks = ddjvu_anno_get_hyperlinks (page_annotations);
@@ -360,7 +400,7 @@ djvu_links_find_link_dest (EvDocumentLinks  *document_links,
 	DjvuDocument *djvu_document = DJVU_DOCUMENT (document_links);
 	EvLinkDest *ev_dest = NULL;
 	
-	ev_dest = get_djvu_link_dest (DJVU_DOCUMENT (document_links), link_name, -1);
+	ev_dest = get_djvu_link_dest (djvu_document, link_name, -1);
 
 	if (!ev_dest) {
 		g_warning ("DjvuLibre error: unknown link destination %s", link_name);
@@ -377,7 +417,7 @@ djvu_links_get_links_model (EvDocumentLinks *document_links)
 	miniexp_t outline = miniexp_nil;
 
 	while ((outline = ddjvu_document_get_outline (djvu_document->d_document)) == miniexp_dummy)
-		djvu_handle_events (djvu_document, TRUE);
+		djvu_handle_events (djvu_document, TRUE, NULL);
 
 	if (outline) {
 		model = (GtkTreeModel *) gtk_tree_store_new (EV_DOCUMENT_LINKS_COLUMN_NUM_COLUMNS,