PHP Coding Tips And Help: April 2013

Create HomePageBanner Module for X cart in Few Steps

Directory Structure.

Catelog

-admin

-- home_banners.php (new file)

--/* save as home_banners.php */

<?php

define('USE_TRUSTED_POST_VARIABLES',1);

$trusted_post_variables = array('add');

require './auth.php';

require $xcart_dir.'/include/security.php';

//if (empty($active_modules['XAffiliate']))

// func_403(6);

require $xcart_dir . '/include/home_banners.php';

// Assign the section navigation data

$smarty->assign('dialog_tools_data', $dialog_tools_data);

if (

file_exists($xcart_dir.'/modules/gold_display.php')

&& is_readable($xcart_dir.'/modules/gold_display.php')

) {

include $xcart_dir.'/modules/gold_display.php';

}

func_display('admin/home.tpl', $smarty);

-include

-- home_banners.php (new file)

--/* save as home_banners.php */

<?php

if ( !defined('XCART_START') ) { header("Location: ../"); die("Access denied"); }

x_load('image');

x_session_register('file_upload_data');

x_session_register('store_banner_data', array());

$is_partner_area = constant('AREA_TYPE') == 'B';

$location[] = array(func_get_langvar_by_name('lbl_home_banners'), "");

/*** Define data for the navigation within section */

$dialog_tools_data['left'][] = array('link' => "home_banners.php", 'title' => func_get_langvar_by_name('lbl_banners_list'));

if (!$is_partner_area) {

$dialog_tools_data['left'][] = array('link' => 'home_banners.php?banner_type=G','title' => func_get_langvar_by_name('lbl_add_graphic_banner'));

}

if ($mode == 'add' && $add && $banner_type)

{

// Add/Modify banner

$error = $err_field = false;

if (empty($add['banner'])) {

$error = func_get_langvar_by_name('lbl_banner_has_no_name');

$err_field = 'banner';

} elseif ( !empty($add['banner_x']) && (!is_numeric($add['banner_x']) || $add['banner_x'] < 1)) {

$error = func_get_langvar_by_name('lbl_banner_has_wrong_width');

$err_field = 'banner_xy';

} elseif (!empty($add['banner_y']) && (!is_numeric($add['banner_y']) || $add['banner_y'] < 1)) {

$error = func_get_langvar_by_name('lbl_banner_has_wrong_height');

$err_field = 'banner_xy';

}

if ($error) {

$store_banner_data = $add;

$store_banner_data['bannerid'] = $bannerid;

$top_message = array( 'type' => 'E', 'content' => $error );

func_header_location('home_banners.php?banner_type=' . $banner_type . '&bannerid=' . $bannerid . '&err_field=' . $err_field);

}

$store_banner_data = array();

$data = array(

'banner' => $add['banner'],

'body' => $add['body'],

'avail' => $add['avail'],

'is_image' => $add['is_image'],

'is_name' => $add['is_name'],

'is_descr' => $add['is_descr'],

'is_add' => $add['is_add'],

'banner_type' => $banner_type,

'open_blank' => $add['open_blank'],

'legend' => $add['legend'],

'alt' => $add['alt'],

'direction' => $add['direction'],

'banner_x' => $add['banner_x'],

'banner_y' => $add['banner_y']

);

$is_new = false;

if ($bannerid) {

func_array2update('home_banners', $data, "bannerid = '$bannerid'");

$top_message = array('content' => func_get_langvar_by_name('lbl_banner_is_updated'));

} else {

$bannerid = func_array2insert('home_banners', $data);

$top_message = array('content' => func_get_langvar_by_name('lbl_banner_is_created'));

$is_new = true;

}

if ($banner_type == 'G' && $bannerid && func_check_image_posted($file_upload_data, 'H')) {

func_save_image($file_upload_data, 'H', $bannerid);

}

if ($banner_type == 'G' && $bannerid) {

$has_image = func_query_first_cell("SELECT COUNT(*) FROM $sql_tbl[images_H] WHERE id = '$bannerid'");

if (!$has_image) {

func_array2update('home_banners', array('avail' => ''), "bannerid = '$bannerid'");

$top_message['content'] .='<br>'.func_get_langvar_by_name($is_new ? 'lbl_banner_is_created_without_image':'lbl_banner_is_updated_without_image');

}

func_header_location('home_banners.php?bannerid=' . $bannerid);

}

elseif ($mode == 'delete') { // Delete banner element

if ($bannerid) {

db_query ("DELETE FROM $sql_tbl[home_banners] WHERE bannerid = '$bannerid'");

func_delete_image($bannerid, 'H');

$top_message = array('content' => func_get_langvar_by_name('lbl_banner_is_deleted'));

func_header_location('home_banners.php');

}

if (!empty($bannerid) && empty($err_field)) {

$banner = func_query_first("SELECT * FROM $sql_tbl[home_banners] WHERE bannerid = '$bannerid'");

if (!$banner) {

func_header_location('home_banners.php');

}

$banner['can_edit'] = true;

$smarty->assign ('banner', $banner);

$banner_type = $banner['banner_type'];

$location[count($location) - 1][1] = 'home_banners.php';

$location[] = array($banner['banner'], 'home_banners.php?bannerid=' . $bannerid);

} elseif ($store_banner_data) {

$smarty->assign ('err_field', $err_field);

$smarty->assign ('banner', $store_banner_data);

}

$banners = func_query("SELECT * FROM $sql_tbl[home_banners]");

if ($banners) {

foreach ($banners as $k => $v) {

$banners[$k]['banner_type_text'] = func_get_banner_type_text($v['banner_type']);

$banners[$k]['can_edit'] = true;

}

$smarty->assign('banners', $banners);

}

if (!empty($banner_type)) {

$smarty->assign('banner_type', $banner_type);

}

$smarty->assign('now', XC_TIME);

$smarty->assign('main', 'home_banners');

// Assign the current location line

$smarty->assign('location', $location);

-module

---HomeBanners

---config.php(newfile)

--/* save as config.php */

<?php

if (!defined('XCART_START') ) { header('Location: ../../'); die('Access denied'); }

$addons['HomeBanners'] = true;

$css_files['HomeBanners'][] = array();

$config['available_images']['H'] = "U";

$sql_tbl['images_H'] = XC_TBL_PREFIX . 'images_H';

$sql_tbl['home_banners'] = XC_TBL_PREFIX . 'home_banners';

if (defined('TOOLS')) {

$tbl_keys['images_H.id'] = array(

'keys' => array('images_H.id' => 'home_banners.bannerid'),

'where' => "home_banners.banner_type = 'G'",

'fields' => array('id')

);

$tbl_keys['home_banners.imageid'] = array(

'keys' => array('home_banners.bannerid' => 'images_H.id'),

'where' => "home_banners.banner_type = 'G'",

'fields' => array('bannerid')

);

$tbl_demo_data['HomeBanners'] = array('home_banners' => '', );

}

--- home_banners.php (newfile)

--/* save as home_banners.php */

<?php

if ( !defined('XCART_START') ) { header("Location: ../"); die("Access denied"); }

$banners = func_query("SELECT * FROM $sql_tbl[home_banners] WHERE avail = 'Y'");

if ($banners) {

$smarty->assign('banners', $banners);

$smarty->assign('customer_home_banners','Y');

}

-images

--image_H

-skin

--common_files

---admin

---newfilesbysr

--- display_banner.tpl (newfile)

{if $banners ne "" and $banner_type eq ''}

</a>

{/if}

--- edit_image.tpl (newfile)

{if $idtag eq ''}

{assign var="idtag" value="edit_image"}

{/if}

<tr>

<td>

{if $id ne '' and not $no_delete and ($delete_url or $delete_js)}

{/if}

</span>

</td>

</tr>

{if $button_name eq ''} {assign var="button_name" value=$lng.lbl_submit} {/if}

<td style="padding-top: 10px;">{$lng.txt_image_note|substitute:"button_name":$button_name}</td>

</tr>

</table>

--- home_banners.tpl (newfile)

{include file="page_title.tpl" title=$lng.lbl_home_banners_management}

This section is used to create, modify and delete the home page banners.

{if $banners ne "" and $banner_type eq ''}

{capture name=dialog}

{foreach from=$banners item=v}

{if $v.can_edit}

<a href="home_banners.php?bannerid={$v.bannerid}" class="modify" >{$lng.lbl_modify}</a>

<a href="home_banners.php?bannerid={$v.bannerid}&mode=delete" class="delete">{$lng.lbl_delete}</a>

{/if}

<br />

<tr>

{include file="admin/newfilesbysr/display_banner.tpl" assign="ban" banner=$v}

{$ban|amp}

</td>

</tr>

</table>

</div>

{/foreach}

{/capture}

{include file="dialog.tpl" content=$smarty.capture.dialog title=$lng.lbl_available_banners extra='width="100%"'}

{elseif $banner_type ne ''}

{if not $get and (not $banner.banner_type or $banner.can_edit)}

{capture name=dialog}

//<![CDATA[

var requiredFields = [

['banner', "{$lng.lbl_banner_name|strip_tags|wm_remove|escape:javascript}", false], ]

//]]>

</script>

{include file="check_required_fields_js.tpl"}

<tr{cycle values=", class='TableSubHead'"}>

<td><label for="banner">{$lng.lbl_banner_name}:</label></td>

<td><input type="text" maxlength="128" size="40" id="banner" name="add[banner]" value="{$banner.banner|escape}" />{if $err_field eq 'banner'}<font class="Star"><<</font>{/if}</td>

</tr>

<tr{cycle values=", class='TableSubHead'"} style="display:none;">

<td><label>Banner size (width x height):</label></td>

<td>

<input type="text" size="5" id="banner_y" value="{$banner.banner_y|default:230}" name="add[banner_y]" />{if $err_field eq 'banner_xy'}<font class="Star"><<</font>{/if}

</td>

</tr>

<tr{cycle values=", class='TableSubHead'"} class='TableSubHead' >

<td><label for="alt">{$lng.lbl_alt_tag}</label> ({$lng.lbl_optional}):</td>

<td><textarea cols="50" rows="3" id="alt" name="add[alt]">{$banner.alt}</textarea></td>

</tr>

<tr>

<td><label for="avail">{$lng.lbl_availability}:</label></td>

</tr>

<tr{cycle values=", class='TableSubHead'"} style="display:none;">

<td><label for="open_blank">{$lng.lbl_open_in_new_window}:</label></td>

</tr>

<tr{cycle values=", class='TableSubHead'"} style="display:none;">

<td><label for="legend">{$lng.lbl_text}</label> ({$lng.lbl_optional}):</td>

<td><textarea cols="50" rows="3" id="legend" name="add[legend]">{$banner.legend}</textarea></td>

</tr>

<tr{cycle values=", class='TableSubHead'"} style="display:none;">

<td><label for="direction">{$lng.lbl_text_location}:</label></td>

<td>

<option value="U"{if $banner.direction eq 'U' or $banner.direction eq ''} selected="selected"{/if}>{$lng.lbl_above}</option>

<option value="R"{if $banner.direction eq 'R'} selected="selected"{/if}>{$lng.lbl_right}</option>

<option value="D"{if $banner.direction eq 'D'} selected="selected"{/if}>{$lng.lbl_below}</option>

</select>

</td>

</tr>

<tr{cycle values=", class='TableSubHead'"} class='TableSubHead'>

<td>{$lng.lbl_image}:</td>

<td>

{include file="admin/newfilesbysr/edit_image.tpl" type="H" id=$banner.bannerid button_name=$lng.lbl_save_banner}

</td>

</tr>

<tr>

</tr>

</table>

</form>

{/capture}

{if $banner.banner_type ne ''}

{assign var="title" value=$lng.lbl_modify_banner}

{else}

{assign var="title" value=$lng.lbl_add_banner}

{/if}

{include file="dialog.tpl" content=$smarty.capture.dialog title=$title extra='width="100%"'}

{/if}

n custommodules.tpl (newfile)

n <li>

n <a href='{$catalogs.provider}/testimonials.php'>Custom Modules</a>

n <div>

n <a href="{$catalogs.admin}/home_banners.php">Home Page Banners</a>

n </div>

n </li>

---customer

---newfilesbysr

--- home_banners.tpl (newfile)

{literal}

div#slideshow {width: 965px; overflow: scroll; position: relative; z-index: 5; margin-bottom:20px;}

div#slideshow ul#nav {display: none;list-style: none;position: relative; top: 75px; z-index: 15;}

div#slideshow ul#nav li#prev {float: left; margin: 0 0 0 10px;}

div#slideshow ul#nav li#next {float: right; margin: 0 50px 0 0;}

div#slideshow ul#nav li a {display: block; width: 80px; height: 80px; text-indent: -9999px;}

div#slideshow ul#nav li#prev a {background: url("../AddYourDirName/skin/common_files/images/prev.png");}

div#slideshow ul#nav li#next a {background: url("../AddYourDirName/skin/common_files/images/next.png");}

div#slideshow ul#slides {list-style: none; padding-left:0px;}

div#slideshow ul#slides li {margin: 0 0 20px 0;}

a {outline: none!important; }

</style>

$(document).ready(function(){

$("#slideshow").css("overflow", "hidden");

$("ul#slides").cycle({

fx: 'fade',

pause: 1,

prev: '#prev',

next: '#next'

});

$("#slideshow").hover(function() { $("ul#nav").fadeIn(); },

function() { $("ul#nav").fadeOut(); });

});

</script>

{/literal}

{if $banners|@count gt 1} <ul id="nav" style="display: none;"> <li id="prev"><a href="#">Previous</a></li><li id="next"><a href="#">Next</a></li> </ul> {/if}

{foreach from=$banners item=v}

<li>

</li>

{/foreach}

</ul>

</div>

---images

next.png,prev.png(80X80)

---js

---newfilesbysr

----jquery.cycle.all.min.js (new files) à http://code.google.com/p/rgbm/downloads/detail?name=jquery.cycle.all.min.js&can=2&q=

----jquery.wgslider.js (new files) à http://wegraphics.net/downloads/free-simple-jquery-slider/

MODIFY Following EXSITING FILES

home.php

/*** HOME PAGE BANNER MODULE CODE ***/

if (!empty($active_modules['HomeBanners'])) {

include $xcart_dir . '/modules/HomeBanners/home_banners.php';

}

/** END */

INSTALLATION INSTRUCTION

1. place all the file on proper laoction.

2. run the following patch

2.a) Create Table for store banner Image

CREATE TABLE IF NOT EXISTS `xcart_images_H` (

`imageid` int(11) NOT NULL AUTO_INCREMENT,

`id` int(11) NOT NULL DEFAULT '0',

`image` mediumblob NOT NULL,

`image_path` varchar(255) NOT NULL DEFAULT '',

`image_type` varchar(64) NOT NULL DEFAULT 'image/jpeg',

`image_x` int(11) NOT NULL DEFAULT '0',

`image_y` int(11) NOT NULL DEFAULT '0',

`image_size` int(11) NOT NULL DEFAULT '0',

`filename` varchar(255) NOT NULL DEFAULT '',

`date` int(11) NOT NULL DEFAULT '0',

`alt` varchar(255) NOT NULL DEFAULT '',

`avail` char(1) NOT NULL DEFAULT 'Y',

`orderby` int(11) NOT NULL DEFAULT '0',

`md5` char(32) NOT NULL DEFAULT '',

PRIMARY KEY (`imageid`),

UNIQUE KEY `id` (`id`),

KEY `image_path` (`image_path`)

) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=1;

2.b) Create Table for store banner Image Info.

CREATE TABLE IF NOT EXISTS `xcart_home_banners` (

`bannerid` int(11) NOT NULL AUTO_INCREMENT,

`banner` varchar(128) NOT NULL DEFAULT '',

`body` mediumblob NOT NULL,

`avail` char(1) NOT NULL DEFAULT 'Y',

`is_image` char(1) NOT NULL DEFAULT 'Y',

`is_name` char(1) NOT NULL DEFAULT 'Y',

`is_descr` char(1) NOT NULL DEFAULT 'Y',

`is_add` char(1) NOT NULL DEFAULT 'Y',

`banner_type` char(1) NOT NULL DEFAULT 'T',

`open_blank` char(1) NOT NULL DEFAULT 'Y',

`legend` text NOT NULL,

`alt` text NOT NULL,

`direction` char(1) NOT NULL DEFAULT 'D',

`banner_x` int(11) NOT NULL DEFAULT '0',

`banner_y` int(11) NOT NULL DEFAULT '0',

`userid` int(11) NOT NULL DEFAULT '0',

PRIMARY KEY (`bannerid`),

KEY `userid` (`userid`)

) ENGINE=MyISAM DEFAULT CHARSET=utf8 AUTO_INCREMENT=1;

2.c) Patch for home page banner Labels and text

REPLACE INTO xcart_languages SET code='en', name='lbl_home_banners', value='Home page banners', topic='Labels';

REPLACE INTO xcart_languages SET code='en', name='lbl_home_banners_management', value='Home page banners management', topic='Labels';

2.d) patch for insert new module entry in database

INSERT INTO `xcart_modules` (`moduleid`, `module_name`, `module_descr`, `active`, `init_orderby`, `author`, `module_url`) VALUES

('', 'HomeBanners', 'This module enables the Home Page Banners', 'Y', 0, 'qualiteam', '');

3.) Create images_H folder under images folder at root level with 777 permision

4.) Modify following files.

4.1) Admin section TPL

a.) open /skin/common_files/single/menu_box.tpl

insert <a href="{$catalogs.admin}/home_banners.php">Home Page Banners</a>

after <a href="{$catalogs.admin}/images_location.php">{$lng.lbl_images_location}</a>

b.) open /skin/common_files/single/home.tpl

insert

{elseif $main eq "home_banners"}

{include file="admin/newfilesbysr/home_banners.tpl"}

after

{elseif $main eq "configuration"}

{include file="admin/main/configuration.tpl"}

4.2) FRONT END SECTION TPL

a.) open /skin/common_files/customer/home_main.tpl

insert

{if $customer_home_banners eq "Y"}

{include file="customer/newfilesbysr/home_banners.tpl"}

{/if}

after

{elseif $main eq "catalog" and $current_category.category eq ""}

b.) open /home.php

insert

if (!empty($active_modules['HomeBanners'])) {

include $xcart_dir . '/modules/HomeBanners/home_banners.php';

}

before

$smarty->assign('main', 'catalog');

For Customize slider option check this link

http://wegraphics.net/downloads/free-simple-jquery-slider/
http://basic-slider.com/

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