fix to SL#4788; add export to SVG to GNOME menu (Alan Aguiar)

NEWS

@@ -1,7 +1,11 @@
 209
 
+ENHANCEMENT:
+* Add export SVG and Icon to GNOME menu (Alan Aguiar)
+
 BUG FIXES:
 * Fine-tune some block label positioning
+* Use unique name (by user) for tmp files for multiuser systems (#4788)
 
 208
 

TurtleArt/taconstants.py

@@ -19,6 +19,8 @@
 #OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 #THE SOFTWARE.
 
+import os
+from random import uniform
 from gettext import gettext as _
 
 # Packaging constants
@@ -81,8 +83,10 @@
 XO30 = 'xo3.0'
 XO4 = 'xo4'
 UNKNOWN = 'unknown'
-TMP_SVG_PATH = '/tmp/turtle_output.svg'
-TMP_ODP_PATH = '/tmp/turtle_presentation'
+TMP_SVG_PATH = os.path.join(
+    '/tmp', 'turtle-blocks-%d.svg' % int(uniform(0, 10000)))
+TMP_ODP_PATH = os.path.join(
+    '/tmp', 'turtle-blocks-%d.odp' % int(uniform(0, 10000)))
 
 ARG_MUST_BE_NUMBER = ['product2', 'minus2', 'random', 'remainder2', 'forward',
                       'back', 'left', 'right', 'arc', 'setxy2', 'setxy',

TurtleArtActivity.py

@@ -1397,6 +1397,11 @@ def _notify_active_cb(self, widget, event):
     def can_close(self):
         ''' Override activity class can_close inorder to notify plugins '''
         self.tw.quit_plugins()
+        # Clean up temporary files
+        if os.path.exists(TMP_SVG_PATH):
+            os.remove(TMP_SVG_PATH)
+        if os.path.exists(TMP_ODP_PATH):
+            os.remove(TMP_ODP_PATH)
         return True
 
     def write_file(self, file_path):

turtleblocks.py

@@ -54,7 +54,8 @@
 from gettext import gettext as _
 
 from TurtleArt.taconstants import (OVERLAY_LAYER, DEFAULT_TURTLE_COLORS,
-                                   TAB_LAYER, SUFFIX)
+                                   TAB_LAYER, SUFFIX, TMP_SVG_PATH,
+                                   TMP_ODP_PATH)
 from TurtleArt.tautils import (data_from_string, get_load_name,
                                get_path, get_save_name, is_writeable)
 from TurtleArt.tapalette import default_values
@@ -443,6 +444,8 @@ def _get_menu_bar(self):
 
         MenuBuilder.make_menu_item(export_submenu, _('image'),
                                    self._do_save_picture_cb)
+        MenuBuilder.make_menu_item(export_submenu, _('SVG'),
+                                   self._do_save_svg_cb)
         MenuBuilder.make_menu_item(export_submenu, _('icon'),
                                    self._do_save_as_icon_cb)
         # TRANS: ODP is Open Office presentation
@@ -541,6 +544,13 @@ def _quit_ta(self, widget=None, e=None):
         for plugin in self.tw.turtleart_plugins:
             if hasattr(plugin, 'quit'):
                 plugin.quit()
+
+        # Clean up temporary files
+        if os.path.exists(TMP_SVG_PATH):
+            os.remove(TMP_SVG_PATH)
+        if os.path.exists(TMP_ODP_PATH):
+            os.remove(TMP_ODP_PATH)
+
         gtk.main_quit()
         exit()
 
@@ -662,6 +672,10 @@ def _do_save_picture_cb(self, widget):
         ''' Callback for save canvas. '''
         self.tw.save_as_image()
 
+    def _do_save_svg_cb(self, widget):
+        ''' Callback for save canvas as SVG. '''
+        self.tw.save_as_image(svg=True)
+
     def _do_save_as_icon_cb(self, widget):
         ''' Callback for save canvas. '''
         self.tw.write_svg_operation()