[gitg/wip/gaurav/clickable-links-subject-textview: 6/15] Read custom link config from ini file

[Alberto Fanjul <albfan src gnome org>]

commit 57acd9bc76d76df3c7fcc266151eb1b88a8cc7b4
Author: Alberto Fanjul <albertofanjul gmail com>
Date:   Sat Jan 19 11:31:12 2019 +0100

    Read custom link config from ini file

 libgitg/gitg-diff-view.vala | 37 +++++++++++++++++++++++++++++++++++++
 1 file changed, 37 insertions(+)
---
diff --git a/libgitg/gitg-diff-view.vala b/libgitg/gitg-diff-view.vala
index e0e6a1cd..4b1d9149 100644
--- a/libgitg/gitg-diff-view.vala
+++ b/libgitg/gitg-diff-view.vala
@@ -553,6 +553,11 @@ public class Gitg.DiffView : Gtk.Grid
                        load_colors_from_theme(d_text_view_message);
 
                        apply_link_tags(buffer, /\w+:(\/?\/?)[^\s]+/, null, d_color_link, 
is_custom_d_color_link);
+
+                       //TODO: locate from repo it can be GIT_DIR env, a worktree...
+                       var ini_file = ".git/config";
+                       read_ini_file(buffer, ini_file);
+
                        d_text_view_message.visible = (message != "");
                }
                else
@@ -569,6 +574,38 @@ public class Gitg.DiffView : Gtk.Grid
                }
        }
 
+       private void read_ini_file(Gtk.TextBuffer buffer, string config_file)
+       {
+               GLib.KeyFile file = new GLib.KeyFile();
+
+               try
+               {
+                       if (file.load_from_file(config_file , GLib.KeyFileFlags.NONE))
+                       {
+                               foreach (string group in file.get_groups())
+                               {
+                                       if (group.has_prefix("gitg.custom-link"))
+                                       {
+                                               string custom_link_regexp = file.get_string (group, "regexp");
+                                               string custom_link_replacement = file.get_string (group, 
"replacement");
+                                               bool custom_color = file.has_key (group, "color");
+                                               Gdk.RGBA color = d_color_link;
+                                               if (custom_color)
+                                               {
+                                                       string custom_link_color = file.get_string (group, 
"color");
+                                                       color = Gdk.RGBA();
+                                                       color.parse(custom_link_color);
+                                               }
+                                               apply_link_tags(buffer, new Regex (custom_link_regexp), 
custom_link_replacement, color, custom_color);
+                                       }
+                               }
+                       }
+               } catch (Error e)
+               {
+                       message("Cannot read custom.ini %s", e.message);
+               }
+       }
+
        private void auto_change_expanded(bool expanded)
        {
                SignalHandler.block(d_commit_details, d_expanded_notify);