Implemented "bottom text login"

SVN revision: 1688

doc/config.html

@@ -833,6 +833,12 @@ present in the resource directory. Alternatively, an absolute path can be used
 if the file name starts with a <b><code>"/"</code></b> (Unix) or <b><code>
         "\"</code></b> or <b><code>"x:"</code></b> (Windows).
       </li>
+      <li>
+        <b><code>Bottom text login = &lt;file&gt; | &lt;string&gt;</code></b><br>
+        The same as <b><code>Bottom text</code></b> but for the login page. This
+        allows to display a different text at the bottom of the login page. It
+        can also be used to execute some JavaScript.
+      </li>
       <li>
         <b><code>Help URL = &lt;URL&gt;</code></b><br>
         This URL is used for the Help button. By default, the file

doc/wishlist.html

@@ -118,6 +118,10 @@ email.
   time to time.</td>
 <td>1</td>
 </tr>
+<td>"Incremental" options. Have fixed set of global options, and in each logbook
+add or remove some of those with <b>+Options = ...</b> or <b>-Options = ...</b></td>
+<td>1</td>
+</tr>
 </tbody>
 </table>
 </center>

src/elogd.c

@@ -7365,6 +7365,56 @@ void show_bottom_text(LOGBOOK * lbs)
 
 /*------------------------------------------------------------------*/
 
+void show_bottom_text_login(LOGBOOK * lbs)
+{
+   char str[NAME_LENGTH], slist[20][NAME_LENGTH], svalue[20][NAME_LENGTH];
+   int  i, size;
+
+   if (getcfg(lbs->name, "bottom text login", str, sizeof(str))) {
+      FILE *f;
+      char file_name[256], *buf;
+
+      if (str[0]) {
+         /* check if file starts with an absolute directory */
+         if (str[0] == DIR_SEPARATOR || str[1] == ':')
+            strcpy(file_name, str);
+         else {
+            strlcpy(file_name, resource_dir, sizeof(file_name));
+            strlcat(file_name, str, sizeof(file_name));
+         }
+
+         f = fopen(file_name, "rb");
+         if (f != NULL) {
+            fseek(f, 0, SEEK_END);
+            size = TELL(fileno(f));
+            fseek(f, 0, SEEK_SET);
+
+            buf = xmalloc(size + 100);
+            fread(buf, 1, size, f);
+            buf[size] = 0;
+            fclose(f);
+
+            i = build_subst_list(lbs, slist, svalue, NULL, TRUE);
+            strsubst_list(buf, size+100, slist, svalue, i);
+
+            rsputs(buf);
+            xfree(buf);
+         } else {
+            i = build_subst_list(lbs, slist, svalue, NULL, TRUE);
+            strsubst_list(str, sizeof(str), slist, svalue, i);
+
+            rsputs(str);
+         }
+      }
+   } else
+      /* add little logo */
+      rsprintf
+          ("<center><a class=\"bottomlink\" title=\"%s\" href=\"http://midas.psi.ch/elog/\">ELOG V%s-%d</a></center>",
+           loc("Goto ELOG home page"), VERSION, atoi(svn_revision + 13));
+}
+
+/*------------------------------------------------------------------*/
+
 void show_error(char *error)
 {
    /* header */
@@ -21406,9 +21456,7 @@ BOOL check_user_password(LOGBOOK * lbs, char *user, char *password, char *redir)
 
       rsprintf("</table>\n");
 
-      rsprintf
-          ("<center><a class=\"bottomlink\" href=\"http://midas.psi.ch/elog/\">ELOG V%s</a></center>",
-           VERSION);
+      show_bottom_text_login(lbs);
 
       rsprintf("</form></body></html>\r\n");