<?php
/* -*- tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
# ***** BEGIN LICENSE BLOCK *****
# This file is part of InDefero, an open source project management application.
# Copyright(C) 2008-2011 Céondo Ltd and contributors.
#
# InDefero is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
#(at your option) any later version.
#
# InDefero is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
#
# ***** END LICENSE BLOCK ***** */


/**
 * Configuration of the project.
 */
class IDF_Form_ProjectConf extends Pluf_Form
{
    public $project = null;

    public function initFields($extra=array())
    {
        $this->project = $extra['project'];
        $this->user = $extra["user"];
	    $conf = $this->project->getConf();
        $options = array(
            'Default' => __('Default'),
            'Django' => __('Django'),
            'Eclipse' => __('Eclipse'),
            'Emacs' => __('Emacs'),
            'FadeToGrey' => __('FadeToGrey'),
            'MDUltra' => __('MDUltra'),
            'Midnight' => __('Midnight'),
            'RDark' => __('RDark'),
        );

        // Basic part
        $this->fields['name'] = new Pluf_Form_Field_Varchar(array('required' => true,
                                                                  'label' => __('Name'),
                                                                  'initial' => $this->project->name,
                                                                 ));
        $this->fields['shortdesc'] = new Pluf_Form_Field_Varchar(array('required' => true,
                                                                       'label' => __('Short Description'),
                                                                       'initial' => $this->project->shortdesc,
                                                                       'widget_attrs' => array('size' => '68'),
                                                                      ));
        $this->fields['description'] = new Pluf_Form_Field_Varchar(array('required' => true,
                                                                         'label' => __('Description'),
                                                                         'initial' => $this->project->description,
                                                                         'widget_attrs' => array('cols' => 68,
                                                                                                 'rows' => 26,
                                                                                                ),
                                                                         'widget' => 'Pluf_Form_Widget_TextareaInput',
                                                                        ));
        $this->fields['external_project_url'] = new Pluf_Form_Field_Varchar(array('required' => false,
                                                                 'label' => __('External URL'),
                                                                 'widget_attrs' => array('size' => '68'),
                                                                 'initial' => $conf->getVal('external_project_url'),

        ));

        $this->fields['syntaxtheme'] = new Pluf_Form_Field_Varchar(
            array('required' => true,
                'label' => __('Syntax Highlight Theme'),
                'initial' => ($this->project->syntaxtheme) ? $this->project->syntaxtheme : "Default",
                'widget_attrs' => array('choices' => $options),
                'widget' => 'Pluf_Form_Widget_SelectInput',
            ));

	if ($this->user->administrator)
	{
		$this->fields['enableads'] = new Pluf_Form_Field_Boolean(
                	    array('required' => false,
                        	  'label' => __('Enable advertising'),
                          	'initial' => $this->project->enableads,
                          	'widget' => 'Pluf_Form_Widget_CheckboxInput',
                          ));
	} else {
		$this->fields['enableads'] = new Pluf_Form_Field_Boolean(
                            array('required' => false,
                                  'label' => __('Enable advertising'),
                                'initial' => $this->project->enableads,
                                'widget' => 'Pluf_Form_Widget_CheckboxInput',
				'widget_attrs' => array('disabled' => 'disabled')
                          ));
	}
        $tags = $this->project->get_tags_list();
        for ($i=1;$i<7;$i++) {
            $initial = '';
            if (isset($tags[$i-1])) {
                if ($tags[$i-1]->class != 'Other') {
                    $initial = (string) $tags[$i-1];
                } else {
                    $initial = $tags[$i-1]->name;
                }
            }
            $this->fields['label'.$i] = new Pluf_Form_Field_Varchar(
                array('required' => false,
                      'label' => __('Labels'),
                      'initial' => $initial,
                      'widget_attrs' => array(
                      'maxlength' => 50,
                      'size' => 20,
                ),
            ));
        }

        // Logo part
        $upload_path = Pluf::f('upload_path', false);
        if (false === $upload_path) {
            throw new Pluf_Exception_SettingError(__('The "upload_path" configuration variable was not set.'));
        }
        $upload_path .= '/' . $this->project->shortname;
        $filename = '/%s';
        $this->fields['logo'] = new Pluf_Form_Field_File(array('required' => false,
                                                         'label' => __('Update the logo'),
                                                         'initial' => '',
                                                         'help_text' => __('The logo must be a picture with a size of 32 by 32.'),
                                                         'max_size' => Pluf::f('max_upload_size', 5 * 1024),
                                                         'move_function_params' =>
                                                         array('upload_path' => $upload_path,
                                                               'upload_path_create' => true,
                                                               'upload_overwrite' => true,
                                                               'file_name' => $filename,
                                                               )
                                                         ));

        $this->fields['logo_remove'] = new Pluf_Form_Field_Boolean(array('required' => false,
                                                                         'label' => __('Remove the current logo'),
                                                                         'initial' => false,
                                                                         'widget' => 'Pluf_Form_Widget_CheckboxInput',
                                                                         ));
    }

    /**
     * If we have uploaded a file, but the form failed remove it.
     *
     */
    function failed()
    {
        if (!empty($this->cleaned_data['logo'])
            && file_exists(Pluf::f('upload_path').'/'.$this->cleaned_data['logo'])) {
            unlink(Pluf::f('upload_path').'/'.$this->cleaned_data['logo']);
        }
    }

    public function clean()
    {
        if (!isset($this->cleaned_data['logo_remove'])) {
            $this->cleaned_data['logo_remove'] = false;
        }

        return $this->cleaned_data;
    }

    public function clean_logo()
    {
        if (empty($this->cleaned_data['logo'])) {
            return '';
        }

        $meta = getimagesize(Pluf::f('upload_path') . '/' . $this->project->shortname . $this->cleaned_data['logo']);

        if ($meta === false) {
            throw new Pluf_Form_Invalid(__('Could not determine the size of the uploaded picture.'));
        }

        if ($meta[0] !== 32 || $meta[1] !== 32) {
            throw new Pluf_Form_Invalid(__('The picture must have a size of 32 by 32.'));
        }

        return $this->cleaned_data['logo'];
    }

    public function clean_external_project_url()
    {
        return self::checkWebURL($this->cleaned_data['external_project_url']);
    }

    public static function checkWebURL($url)
    {
        $url = trim($url);
        if (empty($url)) {
            return '';
        }

        $parsed = parse_url($url);
        if ($parsed === false || !array_key_exists('scheme', $parsed) ||
            ($parsed['scheme'] != 'http' && $parsed['scheme'] != 'https')) {
            throw new Pluf_Form_Invalid(__('The entered URL is invalid. Only http and https URLs are allowed.'));
        }

        return $url;
    }

    public function save($commit=true)
    {
        // Add a tag for each label
        $tagids = array();
        for ($i=1;$i<7;$i++) {
            if (strlen($this->cleaned_data['label'.$i]) > 0) {
                if (strpos($this->cleaned_data['label'.$i], ':') !== false) {
                    list($class, $name) = explode(':', $this->cleaned_data['label'.$i], 2);
                    list($class, $name) = array(trim($class), trim($name));
                } else {
                    $class = 'Other';
                    $name = trim($this->cleaned_data['label'.$i]);
                }
                $tag = IDF_Tag::addGlobal($name, $class);
                $tagids[] = $tag->id;
            }
        }

        // Basic part
        $this->project->name = $this->cleaned_data['name'];
        $this->project->shortdesc = $this->cleaned_data['shortdesc'];
        $this->project->description = $this->cleaned_data['description'];
        $this->project->batchAssoc('IDF_Tag', $tagids);
        $this->project->syntaxtheme = $this->cleaned_data["syntaxtheme"];
	if ($this->user->administrator)
		$this->project->enableads = $this->cleaned_data['enableads'];
        $this->project->update();

        $conf = $this->project->getConf();
        if (!empty($this->cleaned_data['logo'])) {
            $conf->setVal('logo', $this->cleaned_data['logo']);
        }
        if (!empty($this->cleaned_data['external_project_url'])) {
            $conf->setVal('external_project_url', $this->cleaned_data['external_project_url']);
        }
        else {
            $conf->delVal('external_project_url');
        }

        if ($this->cleaned_data['logo_remove'] === true) {
            @unlink(Pluf::f('upload_path') . '/' . $this->project->shortname . $conf->getVal('logo'));
            $conf->delVal('logo');
        }
    }
}