By Robert Treat: try to create plpgsql if it does not exists.

Bug #7065

diff --git a/includes/DatabasePostgres.php b/includes/DatabasePostgres.php
index 2ff33a3..50097b8 100644 (file)
--- a/includes/DatabasePostgres.php
+++ b/includes/DatabasePostgres.php
@@ -246,8 +246,22 @@ class DatabasePostgres extends Database {
                        $SQL = "SELECT 1 FROM pg_catalog.pg_language WHERE lanname = 'plpgsql'";
                        $rows = $this->numRows($this->doQuery($SQL));
                        if ($rows < 1) {
-                               print "<b>FAILED</b>. Make sure the language plpgsql is installed for the database <tt>$wgDBname</tt></li>";
-                               dieout("</ul>");
+                               // plpgsql is not installed, but if we have a pg_pltemplate table, we should be able to create it
+                               print "not installed. Attempting to install Pl/Pgsql ...";
+                               $SQL = "SELECT 1 FROM pg_catalog.pg_class c JOIN pg_catalog.pg_namespace n ON (n.oid = c.relnamespace) ".
+                                       "WHERE relname = 'pg_pltemplate' AND nspname='pg_catalog'";
+                               $rows = $this->numRows($this->doQuery($SQL));
+                               if ($rows >= 1) {
+                                       $result = $this->doQuery("CREATE LANGUAGE plpgsql");
+                                       if (!$result) {
+                                               print "<b>FAILED</b>. You need to install the language plpgsql in the database <tt>$wgDBname</tt></li>";
+                                               dieout("</ul>");
+                                       }
+                               }
+                               else {
+                                       print "<b>FAILED</b>. You need to install the language plpgsql in the database <tt>$wgDBname</tt></li>";
+                                       dieout("</ul>");
+                               }
                        }
                        print "OK</li>\n";