source: themes/ductile/_config.php @ 654:f173fe3cd64a

<?php
# -- BEGIN LICENSE BLOCK ---------------------------------------
# This file is part of Ductile, a theme for Dotclear
#
# Copyright (c) 2011 - Association Dotclear
# Licensed under the GPL version 2.0 license.
# See LICENSE file or
# http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
#
# -- END LICENSE BLOCK -----------------------------------------
if (!defined('DC_CONTEXT_ADMIN')) { return; }

l10n::set(dirname(__FILE__).'/locales/'.$_lang.'/admin');

$img_url = $core->blog->settings->system->themes_url.'/'.$core->blog->settings->system->theme.'/img/';
$img_url = http::concatURL($core->blog->url,$img_url);
$img_path = dirname(__FILE__).'/img/';

$standalone_config = (boolean) $core->themes->moduleInfo($core->blog->settings->system->theme,'standalone_config');

$list_types = array(
     __('Title') => 'title',
     __('Short') => 'short',
     __('Full') => 'full'
);

$contexts = array(
     'default' => __('Home (first page)'),
     'default-page' => __('Home (other pages)'),
     'category' => __('Entries for a category'),
     'tag' => __('Entries for a tag'),
     'search' => __('Search result entries'),
     'archive' => __('Month archive entries')
);

$fonts = array(
     __('default') => '',
     __('Ductile primary') => 'Ductile body',
     __('Ductile secondary') => 'Ductile alternate',
     __('Times New Roman') => 'Times New Roman',
     __('Georgia') => 'Georgia',
     __('Garamond') => 'Garamond',
     __('Helvetica/Arial') => 'Helvetica/Arial',
     __('Verdana') => 'Verdana',
     __('Trebuchet MS') => 'Trebuchet MS',
     __('Impact') => 'Impact',
     __('Monospace') => 'Monospace'
);

function adjustFontSize($s)
{
     if (preg_match('/^([0-9.]+)\s*(%|pt|px|em|ex)?$/',$s,$m)) {
          if (empty($m[2])) {
               $m[2] = 'em';
          }
          return $m[1].$m[2];
     }

     return null;
}

function adjustColor($c)
{
     if ($c === '') {
          return '';
     }

     $c = strtoupper($c);

     if (preg_match('/^[A-F0-9]{3,6}$/',$c)) {
          $c = '#'.$c;
     }

     if (preg_match('/^#[A-F0-9]{6}$/',$c)) {
          return $c;
     }

     if (preg_match('/^#[A-F0-9]{3,}$/',$c)) {
          return '#'.substr($c,1,1).substr($c,1,1).substr($c,2,1).substr($c,2,1).substr($c,3,1).substr($c,3,1);
     }

     return '';
}

function computeContrastRatio($color,$background)
{
     // Compute contrast ratio between two colors
     
     $color = adjustColor($color);
     if (($color == '') || (strlen($color) != 7)) return 0;
     $background = adjustColor($background);
     if (($background == '') || (strlen($background) != 7)) return 0;
     
     $l1 = (0.2126 * pow(hexdec(substr($color,1,2))/255,2.2)) +
          (0.7152 * pow(hexdec(substr($color,3,2))/255,2.2)) +
          (0.0722 * pow(hexdec(substr($color,5,2))/255,2.2));

     $l2 = (0.2126 * pow(hexdec(substr($background,1,2))/255,2.2)) +
          (0.7152 * pow(hexdec(substr($background,3,2))/255,2.2)) +
          (0.0722 * pow(hexdec(substr($background,5,2))/255,2.2));

     if ($l1 > $l2) {
          $ratio = ($l1 + 0.05) / ($l2 + 0.05);
     } else {
          $ratio = ($l2 + 0.05) / ($l1 + 0.05);
     }
     return $ratio;
}

function contrastRatioLevel($ratio,$size,$bold)
{
     if ($size == '') {
          return '';
     }

     // Eval font size in em (assume base font size in pixels equal to 16)
     if (preg_match('/^([0-9.]+)\s*(%|pt|px|em|ex)?$/',$size,$m)) {
          if (empty($m[2])) {
               $m[2] = 'em';
          }
     } else {
          return '';
     }
     switch ($m[2]) {
          case '%':
               $s = (float) $m[1] / 100;
               break;
          case 'pt':
               $s = (float) $m[1] / 12;
               break;
          case 'px':
               $s = (float) $m[1] / 16;
               break;
          case 'em':
               $s = (float) $m[1];
               break;
          case 'ex':
               $s = (float) $m[1] / 2;
               break;
          default:
               return '';
     }

     $large = ((($s > 1.5) && ($bold == false)) || (($s > 1.2) && ($bold == true)));
     
     // Check ratio
     if ($ratio > 7) {
          return 'AAA';
     } elseif (($ratio > 4.5) && $large) {
          return 'AAA';
     } elseif ($ratio > 4.5) {
          return 'AA';
     } elseif (($ratio > 3) && $large) {
          return 'AA';
     }
     return '';
}

function contrastRatio($color,$background,$size='',$bold=false)
{
     if (($color != '') && ($background != '')) {
          $ratio = computeContrastRatio($color,$background);
          $level = contrastRatioLevel($ratio,$size,$bold);
          return 
               '<span style="position:absolute;top:0;left:23em;">('.
               sprintf(__('ratio = %.1f:1'),$ratio).
               ($level != '' ? ' / '.sprintf(__('WCAG %s'),$level) : '').
               ')</span>';
     }
     return '';
}

$ductile_base = array(
     // HTML
     'subtitle_hidden' => null,
     // CSS
     'body_font' => null,
     'alternate_font' => null,
     'blog_title_w' => null,
     'blog_title_s' => null,
     'blog_title_c' => null,
     'post_title_w' => null,
     'post_title_s' => null,
     'post_title_c' => null,
     'post_link_w' => null,
     'post_link_v_c' => null,
     'post_link_f_c' => null,
     'blog_title_w_m' => null,
     'blog_title_s_m' => null,
     'blog_title_c_m' => null,
     'post_title_w_m' => null,
     'post_title_s_m' => null,
     'post_title_c_m' => null,
     'post_simple_title_c' => null
);

$ductile_lists_base = array(
     'default' => 'short',
     'default-page' => 'short',
     'category' => 'short',
     'tag' => 'short',
     'search' => 'short',
     'archive' => 'title'
);

$ductile_counts_base = array(
     'default' => null,
     'category' => null,
     'tag' => null,
     'search' => null
);

$ductile_user = $core->blog->settings->themes->get($core->blog->settings->system->theme.'_style');
$ductile_user = @unserialize($ductile_user);
if (!is_array($ductile_user)) {
     $ductile_user = array();
}
$ductile_user = array_merge($ductile_base,$ductile_user);

$ductile_lists = $core->blog->settings->themes->get($core->blog->settings->system->theme.'_entries_lists');
$ductile_lists = @unserialize($ductile_lists);
if (!is_array($ductile_lists)) {
     $ductile_lists = $ductile_lists_base;
}

$ductile_counts = $core->blog->settings->themes->get($core->blog->settings->system->theme.'_entries_counts');
$ductile_counts = @unserialize($ductile_counts);
if (!is_array($ductile_counts)) {
     $ductile_counts = $ductile_counts_base;
}

$ductile_stickers = $core->blog->settings->themes->get($core->blog->settings->system->theme.'_stickers');
$ductile_stickers = @unserialize($ductile_stickers);

// If no stickers defined, add feed Atom one
if (!is_array($ductile_stickers)) {
     $ductile_stickers = array(array(
          'label' => __('Subscribe'),
          'url' => $core->blog->url.$core->url->getBase('feed').'/atom',
          'image' => 'sticker-feed.png'
          ));
}

$ductile_stickers_full = array();
// Get all sticker images already used
if (is_array($ductile_stickers)) {
     foreach ($ductile_stickers as $v) {
          $ductile_stickers_full[] = $v['image'];
     }
}
// Get all sticker-*.png in img folder of theme
$ductile_stickers_images = files::scandir($img_path);
if (is_array($ductile_stickers_images)) {
     foreach ($ductile_stickers_images as $v) {
          if (preg_match('/^sticker\-(.*)\.png$/',$v)) {
               if (!in_array($v,$ductile_stickers_full)) {
                    // image not already used
                    $ductile_stickers[] = array(
                         'label' => null,
                         'url' => null,
                         'image' => $v);
               }
          }
     }
}

$conf_tab = isset($_POST['conf_tab']) ? $_POST['conf_tab'] : 'html';

if (!empty($_POST))
{
     try
     {
          # HTML
          if ($conf_tab == 'html') {
               $ductile_user['subtitle_hidden'] = (integer) !empty($_POST['subtitle_hidden']);

               $ductile_stickers = array();
               for ($i = 0; $i < count($_POST['sticker_image']); $i++) {
                    $ductile_stickers[] = array(
                         'label' => $_POST['sticker_label'][$i],
                         'url' => $_POST['sticker_url'][$i],
                         'image' => $_POST['sticker_image'][$i]
                    );
               }

               $order = array();
               if (empty($_POST['ds_order']) && !empty($_POST['order'])) {
                    $order = $_POST['order'];
                    asort($order);
                    $order = array_keys($order);
               }
               if (!empty($order)) {
                    $new_ductile_stickers = array();
                    foreach ($order as $i => $k) {
                         $new_ductile_stickers[] = array(
                              'label' => $ductile_stickers[$k]['label'],
                              'url' => $ductile_stickers[$k]['url'],
                              'image' => $ductile_stickers[$k]['image']
                         );
                    }
                    $ductile_stickers = $new_ductile_stickers;
               }
               
               for ($i = 0; $i < count($_POST['list_type']); $i++) {
                    $ductile_lists[$_POST['list_ctx'][$i]] = $_POST['list_type'][$i];
               }
               
               for ($i = 0; $i < count($_POST['count_nb']); $i++) {
                    $ductile_counts[$_POST['count_ctx'][$i]] = $_POST['count_nb'][$i];
               }
               
          }
          
          # CSS
          if ($conf_tab == 'css') {
               $ductile_user['body_font'] = $_POST['body_font'];
               $ductile_user['alternate_font'] = $_POST['alternate_font'];

               $ductile_user['blog_title_w'] = (integer) !empty($_POST['blog_title_w']);
               $ductile_user['blog_title_s'] = adjustFontSize($_POST['blog_title_s']);
               $ductile_user['blog_title_c'] = adjustColor($_POST['blog_title_c']);
          
               $ductile_user['post_title_w'] = (integer) !empty($_POST['post_title_w']);
               $ductile_user['post_title_s'] = adjustFontSize($_POST['post_title_s']);
               $ductile_user['post_title_c'] = adjustColor($_POST['post_title_c']);
          
               $ductile_user['post_link_w'] = (integer) !empty($_POST['post_link_w']);
               $ductile_user['post_link_v_c'] = adjustColor($_POST['post_link_v_c']);
               $ductile_user['post_link_f_c'] = adjustColor($_POST['post_link_f_c']);
          
               $ductile_user['post_simple_title_c'] = adjustColor($_POST['post_simple_title_c']);
          
               $ductile_user['blog_title_w_m'] = (integer) !empty($_POST['blog_title_w_m']);
               $ductile_user['blog_title_s_m'] = adjustFontSize($_POST['blog_title_s_m']);
               $ductile_user['blog_title_c_m'] = adjustColor($_POST['blog_title_c_m']);
          
               $ductile_user['post_title_w_m'] = (integer) !empty($_POST['post_title_w_m']);
               $ductile_user['post_title_s_m'] = adjustFontSize($_POST['post_title_s_m']);
               $ductile_user['post_title_c_m'] = adjustColor($_POST['post_title_c_m']);
          }
          
          $core->blog->settings->addNamespace('themes');
          $core->blog->settings->themes->put($core->blog->settings->system->theme.'_style',serialize($ductile_user));
          $core->blog->settings->themes->put($core->blog->settings->system->theme.'_stickers',serialize($ductile_stickers));
          $core->blog->settings->themes->put($core->blog->settings->system->theme.'_entries_lists',serialize($ductile_lists));
          $core->blog->settings->themes->put($core->blog->settings->system->theme.'_entries_counts',serialize($ductile_counts));

          // Blog refresh
          $core->blog->triggerBlog();

          // Template cache reset
          $core->emptyTemplatesCache();
          
          echo
          '<div class="message"><p>'.
          __('Theme configuration upgraded.').
          '</p></div>';
     }
     catch (Exception $e)
     {
          $core->error->add($e->getMessage());
     }
}

// Legacy mode
if (!$standalone_config) echo '</form>';

# HTML Tab

echo '<div class="multi-part" id="themes-list'.($conf_tab == 'html' ? '' : '-html').'" title="'.__('Content').'">';

echo '<form id="theme_config" action="blog_theme.php?conf=1" method="post" enctype="multipart/form-data">';

echo '<fieldset><legend>'.__('Header').'</legend>'.
'<p class="field"><label for="subtitle_hidden">'.__('Hide blog description:').' '.
form::checkbox('subtitle_hidden',1,$ductile_user['subtitle_hidden']).'</label>'.'</p>';
if ($core->plugins->moduleExists('simpleMenu'))
{
     echo '<p>'.sprintf(__('To configure the top menu go to the <a href="%s">Simple Menu administration page</a>.'),'plugin.php?p=simpleMenu').'</p>';
}
echo '</fieldset>';

echo '<fieldset><legend>'.__('Stickers').'</legend>';

echo '<table class="dragable">'.'<caption>'.__('Stickers (footer)').'</caption>'.
'<thead>'.
'<tr>'.
'<th scope="col">'.'</th>'.
'<th scope="col">'.__('Image').'</th>'.
'<th scope="col">'.__('Label').'</th>'.
'<th scope="col">'.__('URL').'</th>'.
'</tr>'.
'</thead>'.
'<tbody id="stickerslist">';
$count = 0;
foreach ($ductile_stickers as $i => $v) {
     $count++;
     echo 
     '<tr class="line" id="l_'.$i.'">'.
     '<td class="handle minimal">'.form::field(array('order['.$i.']'),2,3,$count,'position','',false).
          form::hidden(array('dynorder[]','dynorder-'.$i),$i).'</td>'.
     '<td>'.form::hidden(array('sticker_image[]'),$v['image']).'<img src="'.$img_url.$v['image'].'" /> '.'</td>'.
     '<td scope="raw">'.form::field(array('sticker_label[]','dsl-'.$i),20,255,$v['label']).'</td>'.
     '<td>'.form::field(array('sticker_url[]','dsu-'.$i),40,255,$v['url']).'</td>'.
     '</tr>';
}
echo
'</tbody>'.
'</table>';

echo '</fieldset>';

echo '<fieldset><legend>'.__('Entries list types and limits').'</legend>';

echo '<table id="entrieslist">'.'<caption>'.__('Entries lists').'</caption>'.
'<thead>'.
'<tr>'.
'<th scope="col">'.__('Context').'</th>'.
'<th scope="col">'.__('Entries list type').'</th>'.
'<th scope="col">'.__('Number of entries').'</th>'.
'</tr>'.
'</thead>'.
'<tbody>';
foreach ($ductile_lists as $k => $v) {
     echo 
          '<tr>'.
          '<td scope="raw">'.$contexts[$k].'</td>'.
          '<td>'.form::hidden(array('list_ctx[]'),$k).form::combo(array('list_type[]'),$list_types,$v).'</td>';
     if (array_key_exists($k,$ductile_counts)) {
          echo '<td>'.form::hidden(array('count_ctx[]'),$k).form::field(array('count_nb[]'),2,3,$ductile_counts[$k]).'</td>';
     } else {
          echo '<td></td>';
     }
     echo
          '</tr>';
}
echo
'</tbody>'.
'</table>';

echo '</fieldset>';

echo '<input type="hidden" name="conf_tab" value="html">';
echo '<p class="clear">'.form::hidden('ds_order','').'<input type="submit" value="'.__('Save').'" />'.$core->formNonce().'</p>';
echo '</form>';

echo '</div>'; // Close tab

# CSS tab

echo '<div class="multi-part" id="themes-list'.($conf_tab == 'css' ? '' : '-css').'" title="'.__('Presentation').'">';

echo '<form id="theme_config" action="blog_theme.php?conf=1" method="post" enctype="multipart/form-data">';

echo '<h3>'.__('General settings').'</h3>';

echo '<fieldset><legend>'.__('Fonts').'</legend>'.
'<p class="field"><label for="body_font">'.__('Main:').' '.
form::combo('body_font',$fonts,$ductile_user['body_font']).'</label></p>'.

'<p class="field"><label for="alternate_font">'.__('Secondary:').' '.
form::combo('alternate_font',$fonts,$ductile_user['alternate_font']).'</label></p>'.
'</fieldset>';

echo '<div class="two-cols">';
echo '<div class="col">';

echo '<fieldset><legend>'.__('Blog title').'</legend>'.
'<p class="field"><label for="blog_title_w">'.__('In bold:').' '.
form::checkbox('blog_title_w',1,$ductile_user['blog_title_w']).'</label>'.'</p>'.

'<p class="field"><label for="blog_title_s">'.__('Font size (in em by default):').'</label> '.
form::field('blog_title_s',7,7,$ductile_user['blog_title_s']).'</p>'.

'<p class="field picker"><label for="blog_title_c">'.__('Color:').'</label> '.
form::field('blog_title_c',7,7,$ductile_user['blog_title_c'],'colorpicker').
contrastRatio($ductile_user['blog_title_c'],'#ffffff',
     (!empty($ductile_user['blog_title_s']) ? $ductile_user['blog_title_s'] : '2em'),
     $ductile_user['blog_title_w']).
'</p>'.
'</fieldset>';

echo '</div>';
echo '<div class="col">';

echo '<fieldset><legend>'.__('Post title').'</legend>'.
'<p class="field"><label for="post_title_w">'.__('In bold:').' '.
form::checkbox('post_title_w',1,$ductile_user['post_title_w']).'</label>'.'</p>'.

'<p class="field"><label for="post_title_s">'.__('Font size (in em by default):').'</label> '.
form::field('post_title_s',7,7,$ductile_user['post_title_s']).'</p>'.

'<p class="field picker"><label for="post_title_c">'.__('Color:').'</label> '.
form::field('post_title_c',7,7,$ductile_user['post_title_c'],'colorpicker').
contrastRatio($ductile_user['post_title_c'],'#ffffff',
     (!empty($ductile_user['post_title_s']) ? $ductile_user['post_title_s'] : '2.5em'),
     $ductile_user['post_title_w']).
'</p>'.
'</fieldset>';

echo '</div>';
echo '</div>';

echo '<fieldset><legend>'.__('Titles without link').'</legend>'.

'<p class="field picker"><label for="post_simple_title_c">'.__('Color:').'</label> '.
form::field('post_simple_title_c',7,7,$ductile_user['post_simple_title_c'],'colorpicker').
contrastRatio($ductile_user['post_simple_title_c'],'#ffffff',
     '1.1em',  // H5 minimum size
     false).
'</p>'.
'</fieldset>';

echo '<fieldset><legend>'.__('Inside posts links').'</legend>'.
'<p class="field"><label for="post_link_w">'.__('In bold:').' '.
form::checkbox('post_link_w',1,$ductile_user['post_link_w']).'</label>'.'</p>'.

'<p class="field picker"><label for="post_link_v_c">'.__('Normal and visited links color:').'</label> '.
form::field('post_link_v_c',7,7,$ductile_user['post_link_v_c'],'colorpicker').
contrastRatio($ductile_user['post_link_v_c'],'#ffffff',
     '1em',
     $ductile_user['post_link_w']).
'</p>'.

'<p class="field picker"><label for="post_link_f_c">'.__('Active, hover and focus links color:').'</label> '.
form::field('post_link_f_c',7,7,$ductile_user['post_link_f_c'],'colorpicker').
contrastRatio($ductile_user['post_link_f_c'],'#ebebee',
     '1em',
     $ductile_user['post_link_w']).
'</p>'.
'</fieldset>';

echo '<h3>'.__('Mobile specific settings').'</h3>';

echo '<div class="two-cols">';
echo '<div class="col">';

echo '<fieldset><legend>'.__('Blog title').'</legend>'.
'<p class="field"><label for="blog_title_w_m">'.__('In bold:').' '.
form::checkbox('blog_title_w_m',1,$ductile_user['blog_title_w_m']).'</label>'.'</p>'.

'<p class="field"><label for="blog_title_s_m">'.__('Font size (in em by default):').'</label> '.
form::field('blog_title_s_m',7,7,$ductile_user['blog_title_s_m']).'</p>'.

'<p class="field picker"><label for="blog_title_c_m">'.__('Color:').'</label> '.
form::field('blog_title_c_m',7,7,$ductile_user['blog_title_c_m'],'colorpicker').
contrastRatio($ductile_user['blog_title_c_m'],'#d7d7dc',
     (!empty($ductile_user['blog_title_s_m']) ? $ductile_user['blog_title_s_m'] : '1.8em'),
     $ductile_user['blog_title_w_m']).
'</p>'.
'</fieldset>';

echo '</div>';
echo '<div class="col">';

echo '<fieldset><legend>'.__('Post title').'</legend>'.
'<p class="field"><label for="post_title_w_m">'.__('In bold:').' '.
form::checkbox('post_title_w_m',1,$ductile_user['post_title_w_m']).'</label>'.'</p>'.

'<p class="field"><label for="post_title_s_m">'.__('Font size (in em by default):').'</label> '.
form::field('post_title_s_m',7,7,$ductile_user['post_title_s_m']).'</p>'.

'<p class="field picker"><label for="post_title_c_m">'.__('Color:').'</label> '.
form::field('post_title_c_m',7,7,$ductile_user['post_title_c_m'],'colorpicker').
contrastRatio($ductile_user['post_title_c_m'],'#ffffff',
     (!empty($ductile_user['post_title_s_m']) ? $ductile_user['post_title_s_m'] : '1.5em'),
     $ductile_user['post_title_w_m']).
'</p>'.
'</fieldset>';

echo '</div>';
echo '</div>';

echo '<input type="hidden" name="conf_tab" value="css">';
echo '<p class="clear"><input type="submit" value="'.__('Save').'" />'.$core->formNonce().'</p>';
echo '</form>';

echo '</div>'; // Close tab

dcPage::helpBlock('ductile');

// Legacy mode
if (!$standalone_config) echo '<form style="display:none">';
?>