4 This plugin allows users to select a logo graphic which will be available
5 for use in the template. Use the line:
7 <img id=Logo src='/graphics/<?php echo($ewiki_config['page_logo']); ?>' alt='<?php echo($ewiki_config['page_logo_alt']); ?>'>
12 * @author jeremy mikola <jmikola@arsjerm.net>
13 * @author andy fundinger <afundinger@burgiss.com> (Minor contributions and maintenance)
17 $ewiki_plugins['edit_save'][] = 'ewiki_edit_save_piclogocntrl';
18 $ewiki_plugins['edit_form_append'][] = 'ewiki_edit_form_append_piclogocntrl';
19 $ewiki_plugins["handler"][] = 'ewiki_set_pickedlogo';
21 // array lists all available logo files and titles
22 $piclogocntrlLogos = array(
23 'logo1_01.gif' => 'Logo 1',
24 'logo2_01.gif' => 'Logo 2',
25 'logo3_01.gif' => 'Logo 3',
26 'logo4_01.gif' => 'Logo 4');
28 define('DEFAULT_LOGO','BurgissGroup_01.gif');
30 function ewiki_set_pickedlogo($id, $data, $action){
31 global $ewiki_config,$piclogocntrlLogos;
33 if(isset($ewiki_config['page_logo'])){
37 if(!($ewiki_config['page_logo']=$data['meta']['logo'])){
38 $ewiki_config['page_logo']=DEFAULT_LOGO;
41 $ewiki_config['page_logo_alt']=$piclogocntrlLogos[$ewiki_config['page_logo']];
45 * Save selected logo value by setting it in the meta field of save data array
46 * passed by reference.
48 * @param array save associative array of ewiki form data
50 function ewiki_edit_save_piclogocntrl(&$save, &$old_data)
52 global $piclogocntrlLogos;
54 if (isset($_REQUEST['piclogocntrlSelectLogo']) && array_key_exists($_REQUEST['piclogocntrlSelectLogo'], $piclogocntrlLogos)) {
55 $save['meta']['logo'] = $_REQUEST['piclogocntrlSelectLogo'];
60 * generates html form output for the logo selection field.
64 * @param string action
65 * @return string html output for logo selection fields
67 function ewiki_edit_form_append_piclogocntrl ($id, $data, $action)
69 global $piclogocntrlLogos;
72 * problem: $data['meta'] is still serialized at this point. it should be
73 * unserialized and accessible as an array in order to fetch the currently
74 * selected logo value.
78 <br /><label for="piclogocntrlSelectLogo">Please choose:</label>
79 <select id="piclogocntrlSelectLogo" name="piclogocntrlSelectLogo">';
81 foreach ($piclogocntrlLogos as $filename => $title) {
82 $o .= '<option value="'.htmlentities($filename).'"'.
83 (isset($data['meta']['logo']) && $filename == $data['meta']['logo'] ? ' selected="selected"' : '').
84 '>'.htmlentities($title).'</option>';
87 $o .= '</select><br /><br />';