Merge branch 'admin-sections' into 0.9.x

* admin-sections:
  First draft of the admin panel for site design
  Get rid of empty select in theme dropdown

2 files changed, 398 insertions, 6 deletions

diff --git a/actions/designadminpanel.php b/actions/designadminpanel.php
index dcf5605af..6b40ae021 100644
--- a/actions/designadminpanel.php
+++ b/actions/designadminpanel.php
@@ -47,6 +47,10 @@ if (!defined('STATUSNET')) {
 
 class DesignadminpanelAction extends AdminPanelAction
 {
+
+    /* The default site design */
+    var $design = null;
+
     /**
      * Returns the page title
      *
@@ -77,6 +81,8 @@ class DesignadminpanelAction extends AdminPanelAction
 
     function showForm()
     {
+        $this->design = Design::siteDesign();
+
         $form = new DesignAdminPanelForm($this);
         $form->show();
         return;
@@ -90,8 +96,44 @@ class DesignadminpanelAction extends AdminPanelAction
 
     function saveSettings()
     {
-        static $settings = array('theme');
+        if ($this->arg('save')) {
+            $this->saveDesignSettings();
+        } else if ($this->arg('defaults')) {
+            $this->restoreDefaults();
+        } else {
+            $this->success = false;
+            $this->message = 'Unexpected form submission.';
+        }
+    }
+
+    /**
+     * Save the new design settings
+     *
+     * @return void
+     */
+
+    function saveDesignSettings()
+    {
+
+        // Workaround for PHP returning empty $_POST and $_FILES when POST
+        // length > post_max_size in php.ini
+
+        if (empty($_FILES)
+            && empty($_POST)
+            && ($_SERVER['CONTENT_LENGTH'] > 0)
+        ) {
+            $msg = _('The server was unable to handle that much POST ' .
+                'data (%s bytes) due to its current configuration.');
+            $this->success = false;
+            $this->msg     = $e->getMessage(sprintf($msg, $_SERVER['CONTENT_LENGTH']));
+            return;
+        }
+
+        // check for an image upload
+
+        $bgimage = $this->saveBackgroundImage();
 
+        static $settings = array('theme');
         $values = array();
 
         foreach ($settings as $setting) {
@@ -99,6 +141,30 @@ class DesignadminpanelAction extends AdminPanelAction
         }
 
         // This throws an exception on validation errors
+        try {
+            $bgcolor = new WebColor($this->trimmed('design_background'));
+            $ccolor  = new WebColor($this->trimmed('design_content'));
+            $sbcolor = new WebColor($this->trimmed('design_sidebar'));
+            $tcolor  = new WebColor($this->trimmed('design_text'));
+            $lcolor  = new WebColor($this->trimmed('design_links'));
+        } catch (WebColorException $e) {
+            $this->success = false;
+            $this->msg = $e->getMessage();
+            return;
+        }
+
+        $onoff = $this->arg('design_background-image_onoff');
+
+        $on   = false;
+        $off  = false;
+
+        if ($onoff == 'on') {
+            $on = true;
+        } else {
+            $off = true;
+        }
+
+        $tile = $this->boolean('design_background-image_repeat');
 
         $this->validate($values);
 
@@ -112,21 +178,163 @@ class DesignadminpanelAction extends AdminPanelAction
             Config::save('site', $setting, $values[$setting]);
         }
 
+        if (isset($bgimage)) {
+            Config::save('design', 'backgroundimage', $bgimage);
+        }
+
+        Config::save('design', 'backgroundcolor', $bgcolor->intValue());
+        Config::save('design', 'contentcolor', $ccolor->intValue());
+        Config::save('design', 'sidebarcolor', $sbcolor->intValue());
+        Config::save('design', 'textcolor', $tcolor->intValue());
+        Config::save('design', 'linkcolor', $lcolor->intValue());
+
+        // Hack to use Design's bit setter
+        $scratch = new Design();
+        $scratch->setDisposition($on, $off, $tile);
+
+        Config::save('design', 'disposition', $scratch->disposition);
+
         $config->query('COMMIT');
 
         return;
+
     }
 
+    /**
+     * Delete a design setting
+     *
+     * @return mixed $result false if something didn't work
+     */
+
+    function deleteSetting($section, $setting)
+    {
+        $config = new Config();
+
+        $config->section = $section;
+        $config->setting = $setting;
+
+        if ($config->find(true)) {
+            $result = $config->delete();
+            if (!$result) {
+                common_log_db_error($config, 'DELETE', __FILE__);
+                $this->clientError(_("Unable to delete design setting."));
+                return null;
+            }
+        }
+
+        return $result;
+    }
+
+    /**
+      * Restore the default design
+      *
+      * @return void
+      */
+
+    function restoreDefaults()
+    {
+        $this->deleteSetting('site', 'theme');
+
+        $settings = array(
+            'theme', 'backgroundimage', 'backgroundcolor', 'contentcolor',
+            'sidebarcolor', 'textcolor', 'linkcolor', 'disposition'
+        );
+
+        foreach ($settings as $setting) {
+            $this->deleteSetting('design', $setting);
+        }
+    }
+
+    /**
+     * Save the background image if the user uploaded one
+     *
+     * @return string $filename the filename of the image
+     */
+
+    function saveBackgroundImage()
+    {
+        $filename = null;
+
+        if ($_FILES['design_background-image_file']['error'] ==
+            UPLOAD_ERR_OK) {
+
+            $filepath = null;
+
+            try {
+                $imagefile =
+                    ImageFile::fromUpload('design_background-image_file');
+            } catch (Exception $e) {
+                $this->success = false;
+                $this->msg     = $e->getMessage();
+                return;
+            }
+
+            // Note: site design background image has a special filename
+
+            $filename = Design::filename('site-design-background',
+                image_type_to_extension($imagefile->type),
+                    common_timestamp());
+
+            $filepath = Design::path($filename);
+
+            move_uploaded_file($imagefile->filepath, $filepath);
+
+            // delete any old backround img laying around
+
+            if (isset($this->design->backgroundimage)) {
+                @unlink(Design::path($design->backgroundimage));
+            }
+
+            return $filename;
+        }
+    }
+
+    /**
+     * Attempt to validate setting values
+     *
+     * @return void
+     */
+
     function validate(&$values)
     {
         if (!in_array($values['theme'], Theme::listAvailable())) {
             $this->clientError(sprintf(_("Theme not available: %s"), $values['theme']));
         }
     }
+
+    /**
+     * Add the Farbtastic stylesheet
+     *
+     * @return void
+     */
+
+    function showStylesheets()
+    {
+        parent::showStylesheets();
+        $this->cssLink('css/farbtastic.css','base','screen, projection, tv');
+    }
+
+    /**
+     * Add the Farbtastic scripts
+     *
+     * @return void
+     */
+
+    function showScripts()
+    {
+        parent::showScripts();
+
+        $this->script('js/farbtastic/farbtastic.js');
+        $this->script('js/userdesign.go.js');
+
+        $this->autofocus('design_background-image_file');
+    }
+
 }
 
 class DesignAdminPanelForm extends Form
 {
+
     /**
      * ID of the form
      *
@@ -150,6 +358,22 @@ class DesignAdminPanelForm extends Form
     }
 
     /**
+     * HTTP method used to submit the form
+     *
+     * For image data we need to send multipart/form-data
+     * so we set that here too
+     *
+     * @return string the method to use for submitting
+     */
+
+    function method()
+    {
+        $this->enctype = 'multipart/form-data';
+
+        return 'post';
+    }
+
+    /**
      * Action of the form
      *
      * @return string URL of the action
@@ -168,6 +392,9 @@ class DesignAdminPanelForm extends Form
 
     function formData()
     {
+
+        $design = $this->out->design;
+
         $themes = Theme::listAvailable();
 
         asort($themes);
@@ -175,14 +402,158 @@ class DesignAdminPanelForm extends Form
         $themes = array_combine($themes, $themes);
 
         $this->out->elementStart('ul', 'form_data');
-        $this->out->elementStart('li');
 
+        $this->out->elementStart('li');
         $this->out->dropdown('theme', _('Theme'),
                              $themes, _('Theme for the site.'),
-                             true, $this->value('theme'));
+                             false, $this->value('theme'));
+        $this->out->elementEnd('li');
 
+        $this->out->elementStart('li');
+        $this->out->element('label', array('for' => 'design_background-image_file'),
+                                _('Background'));
+        $this->out->element('input', array('name' => 'design_background-image_file',
+                                     'type' => 'file',
+                                     'id' => 'design_background-image_file'));
+        $this->out->element('p', 'form_guide',
+            sprintf(_('You can upload a background image for the site. ' .
+              'The maximum file size is %1$s.'), ImageFile::maxFileSize()));
+        $this->out->element('input', array('name' => 'MAX_FILE_SIZE',
+                                          'type' => 'hidden',
+                                          'id' => 'MAX_FILE_SIZE',
+                                          'value' => ImageFile::maxFileSizeInt()));
         $this->out->elementEnd('li');
+
+        if (!empty($design->backgroundimage)) {
+
+            $this->out->elementStart('li', array('id' =>
+                'design_background-image_onoff'));
+
+            $this->out->element('img', array('src' =>
+                Design::url($design->backgroundimage)));
+
+            $attrs = array('name' => 'design_background-image_onoff',
+                           'type' => 'radio',
+                           'id' => 'design_background-image_on',
+                           'class' => 'radio',
+                           'value' => 'on');
+
+            if ($design->disposition & BACKGROUND_ON) {
+                $attrs['checked'] = 'checked';
+            }
+
+            $this->out->element('input', $attrs);
+
+            $this->out->element('label', array('for' => 'design_background-image_on',
+                                          'class' => 'radio'),
+                                          _('On'));
+
+            $attrs = array('name' => 'design_background-image_onoff',
+                           'type' => 'radio',
+                           'id' => 'design_background-image_off',
+                           'class' => 'radio',
+                           'value' => 'off');
+
+            if ($design->disposition & BACKGROUND_OFF) {
+                $attrs['checked'] = 'checked';
+            }
+
+            $this->out->element('input', $attrs);
+
+            $this->out->element('label', array('for' => 'design_background-image_off',
+                                          'class' => 'radio'),
+                                          _('Off'));
+            $this->out->element('p', 'form_guide', _('Turn background image on or off.'));
+            $this->out->elementEnd('li');
+
+            $this->out->elementStart('li');
+            $this->out->checkbox('design_background-image_repeat',
+                            _('Tile background image'),
+                            ($design->disposition & BACKGROUND_TILE) ? true : false);
+            $this->out->elementEnd('li');
+        }
+
+        $this->out->elementEnd('ul');
+
+        $this->out->elementStart('fieldset', array('id' => 'settings_design_color'));
+        $this->out->element('legend', null, _('Change colours'));
+        $this->out->elementStart('ul', 'form_data');
+
+        try {
+
+            $bgcolor = new WebColor($design->backgroundcolor);
+
+            $this->out->elementStart('li');
+            $this->out->element('label', array('for' => 'swatch-1'), _('Background'));
+            $this->out->element('input', array('name' => 'design_background',
+                                          'type' => 'text',
+                                          'id' => 'swatch-1',
+                                          'class' => 'swatch',
+                                          'maxlength' => '7',
+                                          'size' => '7',
+                                          'value' => ''));
+            $this->out->elementEnd('li');
+
+            $ccolor = new WebColor($design->contentcolor);
+
+            $this->out->elementStart('li');
+            $this->out->element('label', array('for' => 'swatch-2'), _('Content'));
+            $this->out->element('input', array('name' => 'design_content',
+                                          'type' => 'text',
+                                          'id' => 'swatch-2',
+                                          'class' => 'swatch',
+                                          'maxlength' => '7',
+                                          'size' => '7',
+                                          'value' => ''));
+            $this->out->elementEnd('li');
+
+            $sbcolor = new WebColor($design->sidebarcolor);
+
+            $this->out->elementStart('li');
+            $this->out->element('label', array('for' => 'swatch-3'), _('Sidebar'));
+            $this->out->element('input', array('name' => 'design_sidebar',
+                                        'type' => 'text',
+                                        'id' => 'swatch-3',
+                                        'class' => 'swatch',
+                                        'maxlength' => '7',
+                                        'size' => '7',
+                                        'value' => ''));
+            $this->out->elementEnd('li');
+
+            $tcolor = new WebColor($design->textcolor);
+
+            $this->out->elementStart('li');
+            $this->out->element('label', array('for' => 'swatch-4'), _('Text'));
+            $this->out->element('input', array('name' => 'design_text',
+                                        'type' => 'text',
+                                        'id' => 'swatch-4',
+                                        'class' => 'swatch',
+                                        'maxlength' => '7',
+                                        'size' => '7',
+                                        'value' => ''));
+            $this->out->elementEnd('li');
+
+            $lcolor = new WebColor($design->linkcolor);
+
+            $this->out->elementStart('li');
+            $this->out->element('label', array('for' => 'swatch-5'), _('Links'));
+            $this->out->element('input', array('name' => 'design_links',
+                                         'type' => 'text',
+                                         'id' => 'swatch-5',
+                                         'class' => 'swatch',
+                                         'maxlength' => '7',
+                                         'size' => '7',
+                                         'value' => ''));
+            $this->out->elementEnd('li');
+
+        } catch (WebColorException $e) {
+            common_log(LOG_ERR, 'Bad color values in site design: ' .
+                $e->getMessage());
+        }
+
         $this->out->elementEnd('ul');
+        $this->out->elementEnd('fieldset');
+
     }
 
     /**
@@ -226,6 +597,15 @@ class DesignAdminPanelForm extends Form
 
     function formActions()
     {
-        $this->out->submit('submit', _('Save'), 'submit', null, _('Save site settings'));
-    }
+        $this->out->submit('defaults', _('Use defaults'), 'submit form_action-default',
+                'defaults', _('Restore default designs'));
+
+        $this->out->element('input', array('id' => 'settings_design_reset',
+                                         'type' => 'reset',
+                                         'value' => 'Reset',
+                                         'class' => 'submit form_action-primary',
+                                         'title' => _('Reset back to default')));
+
+        $this->out->submit('save', _('Save'), 'submit form_action-secondary',
+                'save', _('Save design'));    }
 }
diff --git a/lib/form.php b/lib/form.php
index 87b7a5cba..868c986b9 100644
--- a/lib/form.php
+++ b/lib/form.php
@@ -67,7 +67,7 @@ class Form extends Widget
     {
         $attributes = array('id' => $this->id(),
             'class' => $this->formClass(),
-            'method' => 'post',
+            'method' => $this->method(),
             'action' => $this->action());
 
         if (!empty($this->enctype)) {
@@ -120,6 +120,18 @@ class Form extends Widget
     }
 
     /**
+     * HTTP method used to submit the form
+     *
+     * Defaults to post. Subclasses can override if they need to.
+     *
+     * @return string the method to use for submitting
+     */
+     function method()
+     {
+         return 'post';
+     }
+
+    /**
      * Buttons for form actions
      *
      * Submit and cancel buttons (or whatever)