<?php
/*
 * Gallery - a web based photo album viewer and editor
 * Copyright (C) 2000-2007 Bharat Mediratta
 *
 * This program 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.
 *
 * This program 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 Street - Fifth Floor, Boston, MA  02110-1301, USA.
 */
/**
 * @package map
 * @author Steven N. Severinghaus <sns@severinghaus.org>
 * @version $Revision: 1253 $
 *
 * This is some of the ugliest code I've ever written. Please do not
 * judge me by it. :)
 */

GalleryCoreApi::requireOnce('modules/map/classes/mapHelper.class');
GalleryCoreApi::requireOnce('modules/map/classes/GoogleMapUtilities.class');

/**
 * @package map
 * @subpackage UserInterface
 */
class MapMarkersAdminController extends GalleryController {

    /**
     * @see GalleryController::handleRequest
     */
    function handleRequest($form) {

	include(dirname(__FILE__) . '/includes/MapAdminControllerInit.inc');

	global $gallery;
	$platform = $gallery->getPlatform();

	/* If we want to "add" a marker, call the marker creation tool */
	if (isset($form['action']['add'])) {

	    $results['status'] = '';
	    $results['error'] = '';
	    $results['redirect']['view'] = 'core.SiteAdmin';
	    $results['redirect']['subView'] = 'map.MapMarkersAdmin';
	    $results['redirect']['mode'] = 'Tool';
	}

	/* Save the Markers settings */
	if (isset($form['action']['save'])) {
	    /* Check for errors */
	    if (!array_key_exists('useMarkerSet', $form)
		    || !array_key_exists('useAlbumMarkerSet', $form)) {
		$error[] = 'form[error][nomarkers]';
	    } else if (!is_numeric($form['regroupDist'])
		    || intval($form['regroupDist']) != $form['regroupDist']
		    || $form['regroupDist'] <= 0) {
		$error[] = 'form[error][regroupDist]';
	    } else if (!array_key_exists('regroupIcon', $_POST)
		    and array_key_exists('regroupItems', $form) and $form['regroupItems']) {
		$error[] = 'form[error][marker]';
	    } else {
		if (!array_key_exists('regroupDist', $form)) {
		    $form['regroupDist'] = '15';
		}

		/* make sure the 'Color' CustomField is inline with the marker set selected */
		list ($ret, $param) = mapHelper::loadParameters(0, false);
		$newparam['common'] = $param['common'];

		if (isset($form['useMarkerSet'])) {
		    $handle = fopen($basegallerydir . 'map/images/markers/'
		    		    . $form['useMarkerSet'] . '/colorlist', 'r');
		    $list = explode('*', fread($handle,
			    filesize($basegallerydir . 'map/images/markers/'
				     . $form['useMarkerSet'] . '/colorlist') - 1));
		    fclose($handle);

		    $newparam['photo'] = array();
			$newparam['photo'][] =
				array('field' => 'Color',
				      'summary' => '',
				      'detail' => 1,
				      'choices' => $list);
		}

		if (isset($form['useAlbumMarkerSet'])) {
		    $handle = fopen($basegallerydir . 'map/images/markers/'
		    		    . $form['useAlbumMarkerSet'] . '/colorlist', 'r');
		    $list = explode('*', fread($handle,
			    filesize($basegallerydir . 'map/images/markers/'
				     . $form['useAlbumMarkerSet'] . '/colorlist') - 1));
		    fclose($handle);
                    
		    $newparam['album'] = array();
			$newparam['album'][] =
				array('field' => 'Color',
				      'summary' => '',
				      'detail' => 1,
				      'choices' => $list);

		}

		$ret = mapHelper::saveParameters($newparam, 0);

		if (!isset($form['defaultphotocolor'])) {
		    $form['defaultphotocolor'] = '';
		}
		if (!isset($form['defaultalbumcolor'])) {
		    $form['defaultalbumcolor'] = '';
		}
		if (!isset($form['defaultgroupcolor'])) {
		    $form['defaultgroupcolor'] = '';
		}
		if (!isset($_POST['regroupIcon'])) {
		    $form['regroupIcon'] = '';
		}
		else {
		    $form['regroupIcon'] = $_POST['regroupIcon'];
		}

		/* Save parameters if there have been no errors */
		foreach (array('useMarkerSet',
			       'useAlbumMarkerSet',
			       'useGroupMarkerSet',
			       'defaultphotocolor',
			       'defaultgroupcolor',
			       'defaultalbumcolor',
			       'regroupDist',
			       'regroupIcon') as $setting) {
		    GalleryCoreApi::setPluginParameter('module', 'map', $setting, $form[$setting]);
		}

		foreach (array('useParentColor', 'regroupAlbums', 'regroupItems') as $setting) {
		    GalleryCoreApi::setPluginParameter('module', 'map', $setting,
			    (isset($form[$setting]) && $form[$setting]) ? 1 : 0);
		}

		$status['saved'] = 1;

	    }

            /* Figure out the method we will use */
	    $method = empty($error) ? 'redirect' : 'delegate';
	    $results['status'] = $status;
	    $results['error'] = $error;
	    $results[$method]['view'] = 'core.SiteAdmin';
	    $results[$method]['subView'] = 'map.MapMarkersAdmin';

	}

	/* Generate the markers according to specs */
	if (isset($form['action']['generate'])) {
	    /* Check for errors */
	    
	    if (!array_key_exists('base', $form)) {
		$error[] = 'form[error][base]';
	    } else if ($form['setname'] == '') {
		$error[] = 'form[error][setname]';
	    } else if ($form['setname'] == 'multi') {
		$error[] = 'form[error][multiname]';
	    } else { /* No errors detected */
		$basemarkername = $form['base'];
		$setname = $form['setname'];

		/* create the marker dir */
		if (!file_exists($basegallerydir . 'map/images/markers/' . $setname)){
			list ($ret, $dirs) = GalleryUtilities::guaranteeDirExists($basegallerydir . 'map/images/markers/' . $setname);
			if ($ret){
			    $error[] = 'form[error][createdir]';
			}
		}

		$resize = '';
		$basepngdir = $base . 'modules/map/images/basemarkers/';

		/* Figure out if a resize is needed and create the appropriate command */
		if ($form['size'][0] != 'same') {
		    if ($form['size'][0] == 'custom') {
			$resize = $form['ImageHeight'] . 'x' . $form['ImageWidth'];
		    } else {
			$currentsize = getimagesize($basegallerydir . 'map/images/basemarkers/'
						    . $basemarkername . '.png');
			$height50 = $currentsize[1] / 2;
			$width50 = $currentsize[0] / 2;
			$height200 = $currentsize[1] * 2;
			$width200 = $currentsize[0] * 2;
			if ($form['size'][0] == '50') {
			    $resize = $width50 . 'x' . $height50;
			}
			if ($form['size'][0] == '200') {
			    $resize = $width200 . 'x' . $height200;
			}
		    }
		}

		/* Check for the colors selected and input them to an array */
		$colors = array('ORANGE' => '95,127,127',
				'PURPLE' => '95,127,255',
				'YELLOW' => '105,100,140',
				'GREEN' => '95,127,159',
				'BLUE' => '95,95,31',
				'RED' => '95,255,95',
				'AQUA' => '95,120,201',
				'WHITE' => '95,0,0',
				'GRAY' => '47,0,0',
				'BLACK' => '0,0,0');

		if ($form['colors'] <> 'all') {
		    $colors = array();
		    if (isset($_POST['blue'])) {
			$colors = $colors + array ('BLUE' => '95,95,31',);
		    }
		    if (isset($_POST['red'])) {
			$colors = $colors + array ('RED' => '95,255,95',);
		    }
		    if (isset($_POST['yellow'])) {
			$colors = $colors + array ('YELLOW' => '95,100,140',);
		    }
		    if (isset($_POST['green'])) {
			$colors = $colors + array ('GREEN' => '95,127,159',);
		    }
		    if (isset($_POST['orange'])) {
			$colors = $colors + array ('ORANGE' => '95,127,127',);
		    }
		    if (isset($_POST['aqua'])) {
			$colors = $colors + array ('AQUA' => '95,255,191',);
		    }
		    if (isset($_POST['purple'])) {
			$colors = $colors + array ('PURPLE' => '95,127,255',);
		    }
		    if (isset($_POST['white'])) {
			$colors = $colors + array ('WHITE' => '95,0,0',);
		    }
		    if (isset($_POST['black'])) {
			$colors = $colors + array ('BLACK' => '0,0,0',);
		    }
		    if (isset($_POST['grey'])) {
			$colors = $colors + array ('GRAY' => '47,0,0',);
		    }
		}

		/* Put the colorlist in a file for later retrieval */
		$colorlist = array();
		$handle = fopen($basegallerydir . 'map/images/markers/' . $setname . '/colorlist', 'w');
		foreach ($colors as $name => $value) {
		    $colorlist[] = $name;
		    fwrite($handle, $name . '*');
		}
		fclose($handle);

		$statusexec = 0;

	    list ($ret, $magicpath) = 
		    GalleryCoreApi::getPluginParameter('module', 'imagemagick', 'path');
	    if ($ret) {
			return $ret->wrap(__FILE__, __LINE__);
	    }

		/* For each color, creates a marker using Convert from the imagemagick toolkit */
		foreach ($colors as $color => $modulate) {
		    /* build the array of command and arguments for $platform->exec() */
		    $command = array($magicpath . 'convert');
		    $command[] = '-modulate';
		    $command[] = $modulate;
		    if(!empty($resize)) {
		    	$command[] = '-resize';
		    	$command[] = $resize;
		    }
		    $command[] = $basegallerydir . 'map/images/basemarkers/' . $basemarkername
			    . '.png'; 
		    $command[] = $basegallerydir . 'map/images/markers/' . $setname
				. '/marker_' . $color . '.png';
		    $returnstuff = $platform->exec(array($command));
		    /*
		     * if the marker created does not exist, then something went wrong,
		     * break out and display an error message
		     */
		    if (!$platform->file_exists($basegallerydir . 'map/images/markers/' . $setname
		    		     . '/marker_' . $color . '.png')) {
			$statusexec = 1;
			$error[] = 'form[createicons]['.$returnstuff[2][0].']';
			break;
		    }
		}
		if (empty($error)) {$status['generated'] = 1;}
	    }

            /* Redirect to the AdminPanel once done :D */
	    $method = empty($error) ? 'redirect' : 'delegate';
	    $results['status'] = $status;
	    $results['error'] = $error;
	    $results[$method]['view'] = 'core.SiteAdmin';
	    $results[$method]['subView'] = 'map.MapMarkersAdmin';
	    $results[$method]['mode'] = empty($error) ? '' : 'Tool';

	}

        /*  Deleting a markerSet */
	if (isset($form['action']['delete'])) {

	    $status['deleted'] = 0;

	    $dir = $basegallerydir . 'map/images/markers/' . $form['deleteMarkerSet'];

	    /* Delete all file in the folder and then delete the folder */
	    $status['deleted'] = $platform->recursiveRmdir($dir);

	    /* return status and display the Legend Admin Panel again */
	    $method = empty($error) ? 'redirect' : 'delegate';
	    $results['status'] = $status;
	    $results['error'] = $error;
	    $results[$method]['view'] = 'core.SiteAdmin';
	    $results[$method]['subView'] = 'map.MapMarkersAdmin';

	}

	/* Upload a new basemarker and then return to the tool page */
	if (isset($form['action']['upload'])) {
	    /* checking for error */
	    if ($form['name'][1] == '') {
		$error[] = 'form[error][nofileselected]';
	    } else if ($form['type'][1] <> 'image/png' and $form['type'][1] <> 'image/x-png') {
		$error[] = 'form[error][badfileselected]';
	    } else if ($form['tmp_name'][1] == '') {
		$error[] = 'form[error][notuploaded]';
	    } else if (!move_uploaded_file($form['tmp_name'][1], $basegallerydir
	    				   . 'map/images/basemarkers/' . $form['name'][1])) {
		$error[] = 'form[error][rightserror]';
	    } else {
		$status['uploaded'] = 1;
	    }
	    $method = empty($error) ? 'redirect' : 'delegate';
	    $results['status'] = $status;
	    $results['error'] = $error;
	    $results[$method]['view'] = 'core.SiteAdmin';
	    $results[$method]['subView'] = 'map.MapMarkersAdmin';
	    $results[$method]['mode'] = 'Tool';

	}

	/* Cancel hit, return to the default adminpage */
	if (isset($form['action']['cancel'])) {
	    $results['status'] = $status;
	    $results['error'] = array();
	    $results['redirect']['view'] = 'core.SiteAdmin';
	    $results['redirect']['subView'] = 'map.MapMarkersAdmin';

	}

	if (isset($form['action']['viewall'])) {
	    $results['status'] = $status;
	    $results['error'] = array();
	    $results['redirect']['view'] = 'core.SiteAdmin';
	    $results['redirect']['subView'] = 'map.MapMarkersAdmin';
	    $results['redirect']['mode'] = 'ViewMarkers';

	}

	/* Upload a new icon and then return to the regroup page */
	if (isset($form['action']['uploadicon'])) {
	    /* checking for error */
	    if ($form['name'][2] == '') {
		$error[] = 'form[error][nofileselected]';
	    } else if ($form['type'][2] <> 'image/png' and $form['type'][2] <> 'image/x-png') {
		$error[] = 'form[error][badfileselected]';
	    } else if ($form['tmp_name'][2] == '') {
		$error[] = 'form[error][notuploaded]';
	    } else if (!move_uploaded_file($form['tmp_name'][2],
		    $basegallerydir . 'map/images/multi/' . $form['name'][2])) {
		$error[] = 'form[error][rightserror]';
	    } else {
		$status['uploaded'] = 1;
	    }
	    $method = empty($error) ? 'redirect' : 'delegate';
	    $results['status'] = $status;
	    $results['error'] = $error;
	    $results[$method]['view'] = 'core.SiteAdmin';
	    $results[$method]['subView'] = 'map.MapMarkersAdmin';

	}

	return array (null, $results);
    }
}

/**
 * @package map
 * @subpackage UserInterface
 */
class MapMarkersAdminView extends GalleryView {
    /**
     * @see GalleryView::loadTemplate
     */
    function loadTemplate(&$template, &$form) {

	include(dirname(__FILE__) . '/includes/MapAdminViewInit.inc');
	$form['formName'] = 'MapMarkersAdmin';
	$template->head('modules/map/includes/GoogleMap.css');
	$template->javascript('modules/map/GoogleMap.js');

	$basepngdir = $basegallerydir . 'modules/map/images/basemarkers/';
	$pngdir = $base . 'modules/map/images/basemarkers/';

	/* verify that the module install was done right, maybe some missing files ? */
	if (!is_dir($basepngdir)) {
	    $form['nobase'] = 'brokendir';
	} else {
	    $form['basemarkers'] = GoogleMapUtilities::TableFromFiles($basegallerydir, $base,
		    'modules/map/images/basemarkers/');
	}

	$form['multimarkers'] = GoogleMapUtilities::TableFromFiles($basegallerydir, $base,
		'modules/map/images/multi/');

	$mydir = dir($basegallerydir . 'modules/map/images/markers/');
	while (($file = $mydir->read()) !== false) {
	    if ((is_dir($basegallerydir . 'modules/map/images/markers/' . $file))
		    and (substr($file, -1) <> '.') and ($file != 'CVS')) {
		$form['markers'][] = $file;
	    }
	}
	if (array_key_exists('markers', $form)) {
	    $form['markerlist'] = '"' . implode('","', $form['markers']) . '"';
	}


	/* Set default values for undefined plugin parameters */
	if (!array_key_exists('regroupAlbums', $form)) {
	    $form['regroupAlbums'] = false;
	}
	if (!array_key_exists('regroupItems', $form)) {
	    $form['regroupItems'] = false;
	}
	if (!array_key_exists('regroupDist', $form)) {
	    $form['regroupDist'] = 15;
	}
	if (!array_key_exists('regroupIcon', $form)) {
	    $form['regroupIcon'] = 'zoom-in-trans';
	}
	if (!array_key_exists('multirows', $form)) {
	    $form['multirows'] = array();
	}
	if (!array_key_exists('useMarkerSet', $form)) {
	    $form['useMarkerSet'] = 'smallpushpins';
	}
	if (!array_key_exists('useAlbumMarkerSet', $form)) {
	    $form['useAlbumMarkerSet'] = 'smallpushpins';
	}
	if (!array_key_exists('useGroupMarkerSet', $form)) {
	    $form['useGroupMarkerSet'] = 'smallpushpins';
	}
	if (!array_key_exists('defaultalbumcolor', $form)) {
	    $form['defaultalbumcolor'] = 'YELLOW';
	}
	if (!array_key_exists('defaultgroupcolor', $form)) {
	    $form['defaultgroupcolor'] = 'RED';
	}
	if (!array_key_exists('defaultphotocolor', $form)) {
	    $form['defaultphotocolor'] = 'GREEN';
	}
	if (!array_key_exists('useParentColor', $form)) {
	    $form['useParentColor'] = false;
	}
	if (!array_key_exists('Colorlists', $form)) {
	    $form['Colorlists'] = array();
	}
	if (!array_key_exists('colorAoption', $form)) {
	    $form['colorAoption'] = '';
	}
	if (!array_key_exists('colorPoption', $form)) {
	    $form['colorPoption'] = '';
	}
	if (!array_key_exists('colorGoption', $form)) {
	    $form['colorGoption']="";
	}

        /* Create the list of marker available and select the right one for Photos & albums */
	$form['markerset'] = GoogleMapUtilities::OptionFromFolder(
		$basegallerydir . 'modules/map/images/markers/', $form['useMarkerSet']);
	$form['albummarkerset'] = GoogleMapUtilities::OptionFromFolder(
		$basegallerydir . 'modules/map/images/markers/', $form['useAlbumMarkerSet']);
	$form['groupmarkerset'] = GoogleMapUtilities::OptionFromFolder(
		$basegallerydir . 'modules/map/images/markers/', $form['useGroupMarkerSet']);

        /*
         * Create the list of available color for the selected markerset for Photos, albums 
         * and Groups
         */
	$form['colorPoption'] = GoogleMapUtilities::OptionFromColorList(
		$basegallerydir . 'modules/map/images/markers/' . $form['useMarkerSet'],
		$form['defaultphotocolor']);
	$form['colorGoption'] = GoogleMapUtilities::OptionFromColorList(
		$basegallerydir . 'modules/map/images/markers/' . $form['useGroupMarkerSet'],
		$form['defaultgroupcolor']);
	$form['colorAoption'] = GoogleMapUtilities::OptionFromColorList(
		$basegallerydir . 'modules/map/images/markers/' . $form['useAlbumMarkerSet'],
		$form['defaultalbumcolor']);

	include(dirname(__FILE__) . '/includes/MapAdminEdits.inc');

	$form['allmarkers'] = GoogleMapUtilities::AllMarkers();

	if ($template->hasVariable('SiteAdmin')) {
	    $SiteAdmin =& $template->getVariableByReference('SiteAdmin');
	    $SiteAdmin['enctype'] = 'multipart/form-data';
	} else {
	    $SiteAdmin['enctype'] = 'multipart/form-data';
	    $template->setVariable('SiteAdmin', $SiteAdmin);
	}

	$template->setVariable('controller', 'map.MapMarkersAdmin');
	return array(null, array('body' => 'modules/map/templates/MapMarkersAdmin.tpl'));
    }
}

?>