<?php
/**
 * Functions for the settings page in admin.
 * 
 * The settings page contains options for the JigoShop plugin - this file contains functions to display
 * and save the list of options.
 *
 * @author 		Jigowatt
 * @category 	Admin
 * @package 	JigoShop
 */

/**
 * Update options
 * 
 * Updates the options on the jigoshop settings page.
 *
 * @since 		1.0
 * @usedby 		jigoshop_settings()
 *
 * @param 		array $options List of options to go through and save
 */
function jigoshop_update_options($options) {
    if(isset($_POST['submitted']) && $_POST['submitted'] == 'yes') {
        foreach ($options as $value) {
        	if (isset($value['id']) && $value['id']=='jigoshop_tax_rates') :
        	
        		$tax_classes = array();
        		$tax_countries = array();
        		$tax_rate = array();
        		$tax_rates = array();
        		$tax_shipping = array();

				if (isset($_POST['tax_class'])) $tax_classes = $_POST['tax_class'];
				if (isset($_POST['tax_country'])) $tax_countries = $_POST['tax_country'];
				if (isset($_POST['tax_rate'])) $tax_rate = $_POST['tax_rate'];
				if (isset($_POST['tax_shipping'])) $tax_shipping = $_POST['tax_shipping'];
				
				for ($i=0; $i<sizeof($tax_classes); $i++) :
				
					if (isset($tax_classes[$i]) && isset($tax_countries[$i]) && isset($tax_rate[$i]) && $tax_rate[$i] && is_numeric($tax_rate[$i])) :
						
						$country = jigowatt_clean($tax_countries[$i]);
						$state = '*';
						$rate = number_format(jigowatt_clean($tax_rate[$i]), 4);
						$class = jigowatt_clean($tax_classes[$i]);
						
						if (isset($tax_shipping[$i]) && $tax_shipping[$i]) $shipping = 'yes'; else $shipping = 'no';
						
						// Get state from country input if defined
						if (strstr($country, ':')) :
							$cr = explode(':', $country);
							$country = current($cr);
							$state = end($cr);
						endif;
						
						$tax_rates[] = array(
							'country' => $country,
							'state' => $state,
							'rate' => $rate,
							'shipping' => $shipping,
							'class' => $class
						); 
						
					endif;

				endfor;
				
				update_option($value['id'], $tax_rates);
				
			elseif (isset($value['id']) && $value['id']=='jigoshop_coupons') :
				
				$coupon_code = array();
        		$coupon_type = array();
        		$coupon_amount = array();
        		$product_ids = array();
        		$coupons = array();
				$individual = array();
				
				if (isset($_POST['coupon_code'])) $coupon_code = $_POST['coupon_code'];
				if (isset($_POST['coupon_type'])) $coupon_type = $_POST['coupon_type'];
				if (isset($_POST['coupon_amount'])) $coupon_amount = $_POST['coupon_amount'];
				if (isset($_POST['product_ids'])) $product_ids = $_POST['product_ids'];
				if (isset($_POST['individual'])) $individual = $_POST['individual'];
				
				for ($i=0; $i<sizeof($coupon_code); $i++) :
					
					if ( isset($coupon_code[$i]) && isset($coupon_type[$i]) && isset($coupon_amount[$i]) ) :
						
						$code = jigowatt_clean($coupon_code[$i]);
						$type = jigowatt_clean($coupon_type[$i]);
						$amount = jigowatt_clean($coupon_amount[$i]);
						
						if (isset($product_ids[$i]) && $product_ids[$i]) $products = array_map('trim', explode(',', $product_ids[$i])); else $products = array();
						
						if (isset($individual[$i]) && $individual[$i]) $individual_use = 'yes'; else $individual_use = 'no';
						
						if ($code && $type && $amount) :
							$coupons[$code] = array( 
								'code' => $code,
								'amount' => $amount,
								'type' => $type,
								'products' => $products,
								'individual_use' => $individual_use
							);
						endif;
						
					endif;

				endfor;
				
				update_option($value['id'], $coupons);
			
			elseif (isset($value['type']) && $value['type']=='multi_select_countries') :
			
				// Get countries array
				if (isset($_POST[$value['id']])) $selected_countries = $_POST[$value['id']]; else $selected_countries = array();
				update_option($value['id'], $selected_countries);
			
            else :
	            if(isset($value['id']) && isset($_POST[$value['id']])) {
	            	update_option($value['id'], jigowatt_clean($_POST[$value['id']]));
	            } else {
	                @delete_option($value['id']);
	            }
            endif;
        }
        
        do_action('jigoshop_update_options');
        
        echo '<div id="message" class="updated fade"><p><strong>'.__('Your settings have been saved.','jigoshop').'</strong></p></div>';
    }
}

/**
 * Admin fields
 * 
 * Loops though the jigoshop options array and outputs each field.
 *
 * @since 		1.0
 * @usedby 		jigoshop_settings()
 *
 * @param 		array $options List of options to go through and save
 */
function jigoshop_admin_fields($options) {
	?>
	<div id="tabs-wrap">
		<p class="submit"><input name="save" type="submit" value="<?php _e('Save changes','jigoshop') ?>" /></p>
		<?php
		    $counter = 1;
		    echo '<ul class="tabs">';
		    foreach ($options as $value) {
		        if (in_array('tab', $value)) :
		            echo '<li><a href="#'.$value['type'].$counter.'">'.$value['tabname'].'</a></li>'. "\n";
		            $counter = $counter + 1;
		        endif;
		    }
		    echo '</ul>';
		    $counter = 1;
		    foreach ($options as $value) :
		        switch($value['type']) :
		            case 'tab':
		                echo '<div id="'.$value['type'].$counter.'" class="panel">';
		                echo '<table class="widefat fixed" style="width:850px; margin-bottom:20px;">'. "\n\n";
		            break;
		            case 'title':
		            	?><thead><tr><th scope="col" width="200px"><?php echo $value['name'] ?></th><th scope="col" class="desc"><?php if (isset($value['desc'])) echo $value['desc'] ?>&nbsp;</th></tr></thead><?php
		            break;
		            case 'text':
		            	?><tr>
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp"><input name="<?php echo $value['id'] ?>" id="<?php echo $value['id'] ?>" type="<?php echo $value['type'] ?>" style="<?php echo $value['css'] ?>" value="<?php if (get_option( $value['id'])) echo get_option( $value['id'] ); else echo $value['std'] ?>" /><br /><small><?php echo $value['desc'] ?></small></td>
		                </tr><?php
		            break;
		            case 'select':
		            	?><tr>
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp"><select name="<?php echo $value['id'] ?>" id="<?php echo $value['id'] ?>" style="<?php echo $value['css'] ?>">
		                        <?php
		                        foreach ($value['options'] as $key => $val) {
		                        ?>
		                            <option value="<?php echo $key ?>" <?php if (get_option($value['id']) == $key) { ?> selected="selected" <?php } ?>><?php echo ucfirst($val) ?></option>
		                        <?php
		                        }
		                        ?>
		                       </select><br /><small><?php echo $value['desc'] ?></small>
		                    </td>
		                </tr><?php
		            break;
		            case 'textarea':
		            	?><tr>
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp">
		                        <textarea name="<?php echo $value['id'] ?>" id="<?php echo $value['id'] ?>" style="<?php echo $value['css'] ?>"><?php if (get_option($value['id'])) echo stripslashes(get_option($value['id'])); else echo $value['std']; ?></textarea>
		                        <br /><small><?php echo $value['desc'] ?></small>
		                    </td>
		                </tr><?php
		            break;
		            case 'tabend':
						echo '</table></div>';
		                $counter = $counter + 1;
		            break;
		            case 'single_select_country' :
		            	$countries = jigoshop_countries::$countries;
		            	$country_setting = (string) get_option($value['id']);
		            	if (strstr($country_setting, ':')) :
		            		$country = current(explode(':', $country_setting));
		            		$state = end(explode(':', $country_setting));
		            	else :
		            		$country = $country_setting;
		            		$state = '*';
		            	endif;
		            	?><tr class="multi_select_countries">
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp"><select name="<?php echo $value['id'] ?>" title="Country" style="width: 150px;">	
					        	<?php echo jigoshop_countries::country_dropdown_options($country, $state); ?>          
					        </select></div>
		               		</td>
		               	</tr><?php	
		            break;
		            case 'multi_select_countries' :
		            	$countries = jigoshop_countries::$countries;
		            	$selections = (array) get_option($value['id']);
		            	?><tr class="multi_select_countries">
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp">
		                    	<div class="multi_select_countries"><ul><?php
			            			if ($countries) foreach ($countries as $key=>$val) :
		                    			                    			
			            				echo '<li><label><input type="checkbox" name="'. $value['id'] .'[]" value="'. $key .'" ';
			            				if (in_array($key, $selections)) echo 'checked="checked"';
			            				echo ' />'. $val .'</label></li>';
		 
		                    		endforeach;
		               			?></ul></div>
		               		</td>
		               	</tr><?php		            	
		            break;
		            case 'coupons' :
		            	$coupons = new jigoshop_coupons();
		            	$coupon_codes = $coupons->get_coupons();
		            	?><tr>
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp" id="coupon_codes">
		                    	<table class="coupon_rows" cellspacing="0">
			                    	<thead>
			                    		<tr>
			                    			<th><?php _e('Coupon Code', 'jigoshop'); ?></th>
			                    			<th><?php _e('Coupon Type', 'jigoshop'); ?></th>
			                    			<th><?php _e('Coupon Amount', 'jigoshop'); ?></th>
			                    			<th><?php _e('Product ids', 'jigoshop'); ?></th>
			                    			<th><?php _e('Individual use', 'jigoshop'); ?></th>
			                    			<th><?php _e('Delete', 'jigoshop'); ?></th>
			                    		</tr>
			                    	</thead>
			                    	<body>
			                    	<?php
			                    	$i = -1;
			                    	if ($coupon_codes && is_array($coupon_codes) && sizeof($coupon_codes)>0) foreach( $coupon_codes as $coupon ) : $i++;
			                    		echo '<tr class="coupon_row"><td><input type="text" value="'.$coupon['code'].'" name="coupon_code['.$i.']" title="'.__('Coupon Code', 'jigoshop').'" placeholder="'.__('Coupon Code', 'jigoshop').'" class="text" /></td><td><select name="coupon_type['.$i.']" title="Coupon Type">
			                    			<option value="percent" ';
			                    		
			                    		if ($coupon['type']=="percent") echo 'selected="selected"';
			                    		
			                    		echo '>'.__('% Discount', 'jigoshop').'</option>
			                    			<option value="fixed_product" ';
			                    		
			                    		if ($coupon['type']=="fixed_product") echo 'selected="selected"';
			                    		
			                    		echo '>'.__('Product Discount', 'jigoshop').'</option>
			                    			<option value="fixed_cart" ';
			                    			
			                    		if ($coupon['type']=="fixed_cart") echo 'selected="selected"';	
			                    			
			                    		echo '>'.__('Cart Discount', 'jigoshop').'</option>
			                    		</select></td><td><input type="text" value="'.$coupon['amount'].'" name="coupon_amount['.$i.']" title="'.__('Coupon Amount', 'jigoshop').'" placeholder="'.__('Coupon Amount', 'jigoshop').'" class="text" /></td><td><input type="text" value="'.implode(', ', $coupon['products']).'" name="product_ids['.$i.']" placeholder="'.__('1, 2, 3', 'jigoshop').'" class="text" /></td><td><label><input type="checkbox" name="individual['.$i.']" ';
					                    
					                    if (isset($coupon['individual_use']) && $coupon['individual_use']=='yes') echo 'checked="checked"';
					                    
					                    echo ' /> '.__('Individual use only', 'jigoshop').'</label></td><td><a href="#" class="remove button">&times;</a></td></tr>';
			                    	endforeach;
			                    	?>
			                    	</body>
		                        </table>
		                        <p><a href="#" class="add button"><?php _e('+ Add Coupon', 'jigoshop'); ?></a></p>
		                    </td>
		                </tr>
		                <script type="text/javascript">
						/* <![CDATA[ */
							jQuery(function() {
								jQuery('#coupon_codes a.add').live('click', function(){
									var size = jQuery('#coupon_codes table.coupon_rows tbody .coupon_row').size();
									
									// Make sure tbody exists
									var tbody_size = jQuery('#coupon_codes table.coupon_rows tbody').size();
									if (tbody_size==0) jQuery('#coupon_codes table.coupon_rows').append('<tbody></tbody>');
									
									// Add the row
									jQuery('<tr class="coupon_row">\
										<td><input type="text" value="" name="coupon_code[' + size + ']" title="<?php _e('Coupon Code', 'jigoshop'); ?>" placeholder="<?php _e('Coupon Code', 'jigoshop'); ?>" class="text" /></td>\
										<td><select name="coupon_type[' + size + ']" title="Coupon Type">\
			                    			<option value="percent"><?php _e('% Discount', 'jigoshop'); ?></option>\
			                    			<option value="fixed_product"><?php _e('Product Discount', 'jigoshop');?></option>\
			                    			<option value="fixed_cart"><?php _e('Cart Discount', 'jigoshop'); ?></option>\
			                    		</select></td>\
			                    		<td><input type="text" value="" name="coupon_amount[' + size + ']" title="<?php _e('Coupon Amount', 'jigoshop'); ?>" placeholder="<?php _e('Coupon Amount', 'jigoshop'); ?>" class="text" /></td>\
			                    		<td><input type="text" value="" name="product_ids[' + size + ']" placeholder="<?php _e('1, 2, 3', 'jigoshop'); ?>" class="text" /></td>\
			                    		<td><label><input type="checkbox" name="individual[' + size + ']" /> <?php _e('Individual use only', 'jigoshop'); ?></label></td>\
			                    		<td><a href="#" class="remove button">&times;</a></td></tr>').appendTo('#coupon_codes table.coupon_rows tbody');
									return false;
								});
								jQuery('#coupon_codes a.remove').live('click', function(){
									var answer = confirm("<?php _e('Delete this coupon?', 'jigoshop'); ?>")
									if (answer) {
										jQuery('input', jQuery(this).parent().parent()).val('');
										jQuery(this).parent().parent().hide();
									}
									return false;
								});
							});						
						/* ]]> */
						</script>
		                <?php
		            break;
		            case 'tax_rates' :
		            	$_tax = new jigoshop_tax();
		            	$tax_classes = $_tax->get_tax_classes();
		            	$tax_rates = get_option('jigoshop_tax_rates');
		            	?><tr>
		                    <td class="titledesc"><?php if ($value['tip']) { ?><a href="#" tip="<?php echo $value['tip'] ?>" class="tips" tabindex="99"></a><?php } ?><?php echo $value['name'] ?>:</td>
		                    <td class="forminp" id="tax_rates">
		                    	<div class="taxrows">
			                    	<?php
			                    	$i = -1;
			                    	if ($tax_rates && is_array($tax_rates) && sizeof($tax_rates)>0) foreach( $tax_rates as $rate ) : $i++;
			                    		echo '<p class="taxrow"><select name="tax_class['.$i.']" title="Tax Class"><option value="">'.__('Standard Rate', 'jigoshop').'</option>';
			                    		
			                    		if ($tax_classes) foreach ($tax_classes as $class) :
					                        echo '<option value="'.sanitize_title($class).'"';
					                        
					                        if ($rate['class']==sanitize_title($class)) echo 'selected="selected"';
					                        
					                        echo '>'.$class.'</option>';
					                    endforeach;
					                    
					                    echo '</select><select name="tax_country['.$i.']" title="Country">';	
					                        		
					                    jigoshop_countries::country_dropdown_options($rate['country'], $rate['state']);
					                    
					                    echo '</select><input type="text" class="text" value="'.$rate['rate'].'" name="tax_rate['.$i.']" title="'.__('Rate', 'jigoshop').'" placeholder="'.__('Rate', 'jigoshop').'" maxlength="8" />% <label><input type="checkbox" name="tax_shipping['.$i.']" ';
					                    
					                    if (isset($rate['shipping']) && $rate['shipping']=='yes') echo 'checked="checked"';
					                    
					                    echo ' /> '.__('Apply to shipping', 'jigoshop').'</label><a href="#" class="remove button">&times;</a></p>';
			                    	endforeach;
			                    	?>
		                        </div>
		                        <p><a href="#" class="add button"><?php _e('+ Add Tax Rule', 'jigoshop'); ?></a></p>
		                    </td>
		                </tr>
		                <script type="text/javascript">
						/* <![CDATA[ */
							jQuery(function() {
								jQuery('#tax_rates a.add').live('click', function(){
									var size = jQuery('.taxrows .taxrow').size();
									
									// Add the row
									jQuery('<p class="taxrow"> \
				                        <select name="tax_class[' + size + ']" title="Tax Class"> \
				                        	<option value=""><?php _e('Standard Rate', 'jigoshop'); ?></option><?php
				                        		$tax_classes = $_tax->get_tax_classes();
				                        		if ($tax_classes) foreach ($tax_classes as $class) :
				                        			echo '<option value="'.sanitize_title($class).'">'.$class.'</option>';
				                        		endforeach;
				                        	?></select><select name="tax_country[' + size + ']" title="Country"><?php
				                        		jigoshop_countries::country_dropdown_options();
				                        	?></select><input type="text" class="text" name="tax_rate[' + size + ']" title="<?php _e('Rate', 'jigoshop'); ?>" placeholder="<?php _e('Rate', 'jigoshop'); ?>" maxlength="8" />%\
				                        	<label><input type="checkbox" name="tax_shipping[' + size + ']" /> <?php _e('Apply to shipping', 'jigoshop'); ?></label>\
				                        	<a href="#" class="remove button">&times;</a>\
			                        </p>').appendTo('#tax_rates div.taxrows');
									return false;
								});
								jQuery('#tax_rates a.remove').live('click', function(){
									var answer = confirm("<?php _e('Delete this rule?', 'jigoshop'); ?>");
									if (answer) {
										jQuery('input', jQuery(this).parent()).val('');
										jQuery(this).parent().hide();
									}
									return false;
								});
							});						
						/* ]]> */
						</script>
		                <?php
		            break;
		            case "shipping_options" :
		            
		            	foreach (jigoshop_shipping::$shipping_methods as $method) :
		            		
		            		$method->admin_options();
		            		
		            	endforeach;  
		            	          
		            break;
		            case "gateway_options" :
		            
		            	foreach (jigoshop_payment_gateways::payment_gateways() as $gateway) :
		            		
		            		$gateway->admin_options();
		            		
		            	endforeach; 
		            	           
		            break;
		        endswitch;
		    endforeach;
		?>
		<p class="submit"><input name="save" type="submit" value="<?php _e('Save changes','jigoshop') ?>" /></p>
	</div>
	<script type="text/javascript">
	jQuery(function() {
	    // Tabs
		jQuery('ul.tabs').show();
		jQuery('ul.tabs li:first').addClass('active');
		jQuery('div.panel:not(div.panel:first)').hide();
		jQuery('ul.tabs a').click(function(){
			jQuery('ul.tabs li').removeClass('active');
			jQuery(this).parent().addClass('active');
			jQuery('div.panel').hide();
			jQuery( jQuery(this).attr('href') ).show();
			
			jQuery.cookie('jigoshop_settings_tab_index', jQuery(this).parent().index('ul.tabs li'))

			return false;
		});
		
		<?php if (isset($_COOKIE['jigoshop_settings_tab_index']) && $_COOKIE['jigoshop_settings_tab_index'] > 0) : ?>
			
			jQuery('ul.tabs li:eq(<?php echo $_COOKIE['jigoshop_settings_tab_index']; ?>) a').click();
			
		<?php endif; ?>
		
		// Countries
		jQuery('select#jigoshop_allowed_countries').change(function(){
			if (jQuery(this).val()=="specific") {
				jQuery(this).parent().parent().next('tr.multi_select_countries').show();
			} else {
				jQuery(this).parent().parent().next('tr.multi_select_countries').hide();
			}
		}).change();
		
	});
	</script>
	<?php
}


/**
 * Settings page
 * 
 * Handles the display of the settings page in admin.
 *
 * @since 		1.0
 * @usedby 		jigoshop_admin_menu2()
 */
function jigoshop_settings() {
    global $options_settings;
    jigoshop_update_options($options_settings);
	?>
	<script type="text/javascript" src="<?php echo jigoshop::plugin_url(); ?>/assets/js/easyTooltip.js"></script>
	<div class="wrap jigoshop">
        <div class="icon32 icon32-jigoshop-settings" id="icon-jigoshop"><br/></div>
		<h2><?php _e('General Settings','jigoshop'); ?></h2>
		<form method="post" id="mainform" action="">
	        <?php jigoshop_admin_fields($options_settings); ?>
	        <input name="submitted" type="hidden" value="yes" />
		</form>
	</div>
	<?php
}