Move Product Description php - Probs - php

Any help is much appreciated. I have been trying to move the product Description to below the price in zencart, but the description fails to show. The question is where the dickens am I going wrong. Thanks for looking Jon
The line I have moved is:
<div class="listingDescription">' . zen_trunc_string(zen_clean_html(stripslashes(zen_get_products_description($listing->fields['products_id'], $_SESSION['languages_id']))), PRODUCT_LIST_DESCRIPTION) . '</div>
The original code is:
if (isset($_GET['manufacturers_id'])) {
$lc_text = 'fields['products_id']), 'cPath=' . (($_GET['manufacturers_id'] > 0 and $_GET['filter_id']) > 0 ? zen_get_generated_category_path_rev($_GET['filter_id']) : ($_GET['cPath'] > 0 ? zen_get_generated_category_path_rev($_GET['cPath']) : zen_get_generated_category_path_rev($listing->fields['master_categories_id']))) . '&products_id=' . $listing->fields['products_id']) . '">' . $listing->fields['products_name'] . '' . zen_trunc_string(zen_clean_html(stripslashes(zen_get_products_description($listing->fields['products_id'], $_SESSION['languages_id']))), PRODUCT_LIST_DESCRIPTION) . '' ;
} else {
$lc_text = 'fields['products_id']), 'cPath=' . (($_GET['manufacturers_id'] > 0 and $_GET['filter_id']) > 0 ? zen_get_generated_category_path_rev($_GET['filter_id']) : ($_GET['cPath'] > 0 ? zen_get_generated_category_path_rev($_GET['cPath']) : zen_get_generated_category_path_rev($listing->fields['master_categories_id']))) . '&products_id=' . $listing->fields['products_id']) . '">' . $listing->fields['products_name'] . '' . zen_trunc_string(zen_clean_html(stripslashes(zen_get_products_description($listing->fields['products_id'], $_SESSION['languages_id']))), PRODUCT_LIST_DESCRIPTION) . '';
}
break;
case 'PRODUCT_LIST_MANUFACTURER':
$lc_align = '';
$lc_text = 'fields['manufacturers_id']) . '">' . $listing->fields['manufacturers_name'] . '';
break;
case 'PRODUCT_LIST_PRICE':
$lc_price = zen_get_products_display_price($listing->fields['products_id']) . '';
$lc_align = 'right';
$lc_text = $lc_price;
The code I have tried (The page / price shows, but not the product description):
if (isset($_GET['manufacturers_id'])) {
$lc_text = '<h3 class="itemTitle">' . $listing->fields['products_name'] . '</h3>' ;
} else {
$lc_text = '<h3 class="itemTitle">' . $listing->fields['products_name'] . '</h3>';
}
break;
case 'PRODUCT_LIST_MANUFACTURER':
$lc_align = '';
$lc_text = '' . $listing->fields['manufacturers_name'] . '';
break;
case 'PRODUCT_LIST_PRICE':
$lc_price = zen_get_products_display_price($listing->fields['products_id']) . '';
$lc_align = 'right';
$lc_text = "<div style='font-size: 22px;'>".$lc_price. "</div>";
break;
case 'PRODUCT_LIST_DESCRIPTION':
$lc_align = '';
$lc_text = '<div class="listingDescription">' . zen_trunc_string(zen_clean_html(stripslashes(zen_get_products_description($listing->fields['products_id'], $_SESSION['languages_id']))), PRODUCT_LIST_DESCRIPTION) . '<br></div>';

No need to change any code.
Instead, simply change the desired sort order in Admin->Configuration->Product Listing.

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}
$output .= '</div>';
$output .= '</div>';
$output .= '</div>';
$column_no == '1' ? $column_no_1 = '.column-1 {margin:10px auto;padding:0!important;}' : '';
// Add styles #media rulepost-img
if($style == 'flex') {
$custom_style = ''
. '#media screen and (max-width: 768px) {'
. $column_no_1
. '.img-wrapper a {font-size:150%;line-height:1.5;}'
. '}';
$doc->addStyleDeclaration($custom_style);
}
if ($column_no>='3') {
$custom_style_3 = ''
. '#media screen and (min-width: 992px) and (max-width: 1199px){'
. '.columns-'.$column_no.'{width:33.3333%;}'
. '}'
. '#media screen and (min-width: 768px) and (max-width: 991px){'
. '.columns-'.$column_no.'{width:50%}'
. '}';
$doc->addStyleDeclaration($custom_style_3);
}
if($column_no=='5') {
$custom_style_5 = ''
. '.columns-'.$column_no.' {width:20%}'
. '#media screen and (min-width: 992px) and (max-width: 1199px){'
. '.columns-'.$column_no.'{width:33.3333%;}'
. '}'
. '#media screen and (min-width: 768px) and (max-width: 991px){'
. '.columns-'.$column_no.'{width:50%}'
. '}'
. '#media screen and (max-width: 767px){'
. '.columns-'.$column_no.'{width:100%}'
. '}';
$doc->addStyleDeclaration($custom_style_5);
}
return $output;
}
Thanks!
There is many errors, but all of them are variable that have not been declared before using it, as example :
$style == 'flex' ? $flex_style = ' flex' : '';
$style == 'blog' ? $blog_style = ' blog' : '';
$blog_style = $output = '<div class="sppb-addon sppb-addon-latest-posts'.$flex_style.$blog_style.' sppb-row ' . $class . '">';
In this case $flex_style and $blog_style are not declared, you should write this instead :
$flex_style = style == 'flex' ? ' flex' : '';
$blog_style = $style == 'blog' ? ' blog' : '';
That is just an example, but if you search a little you'll find other issue like this one.

php codeIgniter how to return null when the array is empty?

I am checking some conditional statements and finally outputting a value. I get the correct output. But when the $query is empty i want to return null. Otherwise it shows a php error. I want to get rid from the php error when the query is empty. I have no idea about this. If anyone has an idea it would be a great help.
here is my model method.
function get_calendar_data($year, $month) {
$query = $this->db->select('date_cal,title,type,description,telephone_number,advanced_payment_status')->from('reservations')->like('date_cal', "$year-$month", 'after')->order_by('date_cal', "asc")->get();
if ($query!='') {
$content = "";
$lastDay = -1;
$index = 0;
foreach ($query->result() as $row) {
if ($lastDay != intval(substr($row->date_cal, 8, 2))) {
if ($index > 0) {
if ($content != '') {
$cal_data[$lastDay] = $content;
$content = '';
}
}
$index = 0;
}
if ($row->title == 'RP' && $row->type == 'AM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="rp_am_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'RP' && $row->type == 'AM' && $row->advanced_payment_status=='no') {
$content .= '<div class="rp_am_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'RP' && $row->type == 'PM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="rp_pm_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'RP' && $row->type == 'PM' && $row->advanced_payment_status=='no') {
$content .= '<div class="rp_pm_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'GK' && $row->type == 'AM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="gk_am_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'GK' && $row->type == 'AM' && $row->advanced_payment_status=='no') {
$content .= '<div class="gk_am_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'GK' && $row->type == 'PM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="gk_pm_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
}else if ($row->title == 'GK' && $row->type == 'PM' && $row->advanced_payment_status=='no') {
$content .= '<div class="gk_pm_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
}else{
$content .='<div class="add"></div>';
}
$lastDay = intval(substr($row->date_cal, 8, 2));
$index++;
}
if ($lastDay != -1 && $content != '') {
$cal_data[$lastDay] = $content;
}
return $cal_data;
} else if($query==''){
return Null;
}
}
I am getting this php error when the $query is empty. It says about the return value which outputting when the $query is not empty.
Define $cal_data = NULL; at the top of the function. If the condition doesnot satisfied then $cal_data will never be defined.
If it is define as NULL then if the condition is satisfied it will return the proper data else NULL.
$cal_data = NULL;
... rest of the code ...
if ($lastDay != -1 && $content != '') {
$cal_data[$lastDay] = $content;
}
return $cal_data;
Make sure that you always write the DB related code in try..catch blocks. Assuming that the $db->select returns array, you can write the following:
try{
if(isset($query) && empty($query)){
return null;
}
<Code line 1>
<Code line 2>
<Code line 3>
...
}catch(Exception $e){
return null; //or what ever you want to return.
}
One more thing to remember your first try did not work since the query is never returned empty. If i write a query that returns zero rows from the database the $query will be like
CI_DB_mysql_result Object
(
[conn_id] => Resource id #40
[result_id] => Resource id #45
[result_array] => Array
(
)
[result_object] => Array
(
)
[custom_result_object] => Array
(
)
[current_row] => 0
[num_rows] => 0
[row_data] =>
)
The proper way for checking wether the array is empty is by calling the
result()
method for your query.
that is
$query->result();
will return an empty array for zero rows returned.
Or else you can try to check wether the
$query[num_rows]>0
Hope it helped.
User num_rows() functions to get number of rows in query.
function get_calendar_data($year, $month) {
$query = $this->db->select('date_cal,title,type,description,telephone_number,advanced_payment_status')->from('reservations')->like('date_cal', "$year-$month", 'after')->order_by('date_cal', "asc")->get();
$row_num=$query->num_rows();
if ($row_num>0) {
$content = "";
$lastDay = -1;
$index = 0;
foreach ($query->result() as $row) {
if ($lastDay != intval(substr($row->date_cal, 8, 2))) {
if ($index > 0) {
if ($content != '') {
$cal_data[$lastDay] = $content;
$content = '';
}
}
$index = 0;
}
if ($row->title == 'RP' && $row->type == 'AM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="rp_am_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'RP' && $row->type == 'AM' && $row->advanced_payment_status=='no') {
$content .= '<div class="rp_am_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'RP' && $row->type == 'PM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="rp_pm_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'RP' && $row->type == 'PM' && $row->advanced_payment_status=='no') {
$content .= '<div class="rp_pm_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'GK' && $row->type == 'AM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="gk_am_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'GK' && $row->type == 'AM' && $row->advanced_payment_status=='no') {
$content .= '<div class="gk_am_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
} else if ($row->title == 'GK' && $row->type == 'PM' && $row->advanced_payment_status=='yes') {
$content .= '<div class="gk_pm_yes" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
}else if ($row->title == 'GK' && $row->type == 'PM' && $row->advanced_payment_status=='no') {
$content .= '<div class="gk_pm_no" id="' . $row->date_cal . '" title="Name :' . $row->description . ' Contact No : ' . $row->telephone_number . '">' . $row->title . ' ' . $row->type . '</div>';
}else{
$content .='<div class="add"></div>';
}
$lastDay = intval(substr($row->date_cal, 8, 2));
$index++;
}
if ($lastDay != -1 && $content != '') {
$cal_data[$lastDay] = $content;
}
return $cal_data;
} else {
return Null;
}
}

How do I write a ternary operator for this line?

I can't figure out how to write a ternary operator for the ending of this line (i.e. "location" and "description"). I've defined the $location and $description variables but I'm getting an error that says unexpected $location variable.
Basically, for both location and description, I'm trying to say: If the field has been filled out, display the field. If not, don't print anything.
$content .= '<div data-order="' . $count . '" data-group="' . $group . '"><div class="img-wrap"><img data-iwidth="'.$isize[0].'" data-iheight="' . $isize[1] . '" class="myslide" data-lazy="' . get_template_directory_uri() . '/img/slides/' . strtolower($group) . '/' . $image_url . '" alt="' . get_sub_field('title') . '"><div class="slide-caption"><strong>' . get_sub_field('title') . '</strong><hr>' . get_sub_field('location') ? '<em>'$location'</em>' : ''; . get_sub_field('description') ? '<hr><span class="details">Details [+]</span><div class="details-display">'$description'</div>' : ''; . '</div></div></div>';
Here is the full context:
if( have_rows('slides', $frontpage_id) ):
while ( have_rows('slides', $frontpage_id) ) :
the_row();
$group = get_sub_field('group');
$count = 1;
$i = 0;
$nav .= '<ul id="nav_'.$group.'" style="display: none;">';
$content .= '<div class="image-data-container image-container-'. $group .'">';
while( have_rows('images') ) : the_row(); $count++;
$image_url = get_sub_field('image');
$location = get_sub_field('location');
$description = get_sub_field('description');
$isize = #getimagesize(get_template_directory_uri() . '/img/slides/' . strtolower($group) . '/' . $image_url);
$content .= '<div data-order="' . $count . '" data-group="' . $group . '"><div class="img-wrap"><img data-iwidth="'.$isize[0].'" data-iheight="' . $isize[1] . '" class="myslide" data-lazy="' . get_template_directory_uri() . '/img/slides/' . strtolower($group) . '/' . $image_url . '" alt="' . get_sub_field('title') . '"><div class="slide-caption"><strong>' . get_sub_field('title') . '</strong><hr>' . get_sub_field('location') ? '<em>'$location'</em>' : ''; . get_sub_field('description') ? '<hr><span class="details">Details [+]</span><div class="details-display">'$description'</div>' : ''; . '</div></div></div>';
$nav .= '<li >' . get_sub_field('title') . '</li>';
$i++;
endwhile;
$content .= '</div>';
$nav .= '</ul>';
endwhile;
endif;
?>
Other the fact that your $content variable is a formatting nightmare. The ternary operator syntax returns result based on the condition and it should be separated from your $content attribute
$someVariable = (get_sub_field('location')) ? '<em>'.$location.'</em>' : '';
Now use that some variable inside your $content variable instead
Here is your code with comments:
while( have_rows('images') ) : the_row(); $count++;
$image_url = get_sub_field('image');
// you have already defined the location variable here
// It also means and I am assuming they your get_sub_field is returning a string
// If you are receiving a boolean or null value than and than only than you can do your ternary condition call of
// get_sub_field('location') ? '<em>'$location'</em>' : ''
// and if you are receiving a string field then you will have to explicitly check the condition
// something like this (get_sub_field('location') === '') ? '<em>'$location'</em>' : ''
// I am not that familiar with wordpress framework or the ACF plugin but it looks like get_sub_field will return something so you actually wont need the ternary condition
$location = get_sub_field('location');
// Similar case with description
$description = get_sub_field('description');
$isize = #getimagesize(get_template_directory_uri() . '/img/slides/' . strtolower($group) . '/' . $image_url);
// After removing the ternary condition your content variable will look like this
$content .= '<div data-order="' . $count . '" data-group="' . $group . '"><div class="img-wrap"><img data-iwidth="'.$isize[0].'" data-iheight="' . $isize[1] . '" class="myslide" data-lazy="' . get_template_directory_uri() . '/img/slides/' . strtolower($group) . '/' . $image_url . '" alt="' . get_sub_field('title') . '"><div class="slide-caption"><strong>' . get_sub_field('title') . '</strong><hr>' . '<em>' . $location . '</em>' . '<hr><span class="details">Details [+]</span><div class="details-display">' . $description . '</div>' . '</div></div></div>';
$nav .= '<li >' . get_sub_field('title') . '</li>';
$i++;
endwhile;
You know you can always make it more readable
// You know instead of all the concatenation you can do this instead
$templateDirURI = get_template_directory_uri();
$groupLower = strtolower($group);
$title = get_sub_field('title');
$content .= "<div data-order='{$count}' data-group='{$group}'><div class='img-wrap'><img data-iwidth='{$isize[0]}' data-iheight='{$isize[1]}' class='myslide' data-lazy='{$templateDirURI}/img/slides/{$groupLower}/{$image_url}' alt='{$title}'><div class='slide-caption'><strong>{$title}</strong><hr><em>{$location}</em><hr><span class='details'>Details [+]</span><div class='details-display'>{$description}</div></div></div></div>";
Updated Code
$content .= "<div data-order='{$count}' data-group='{$group}'><div class='img-wrap'><img data-iwidth='{$isize[0]}' data-iheight='{$isize[1]}' class='myslide' data-lazy='{$templateDirURI}/img/slides/{$groupLower}/{$image_url}' alt='{$title}'><div class='slide-caption'><strong>{$title}</strong>";
// Assuming the user did not submit location information
if($location !== "")
$content .= "<hr><em>{$location}</em><hr>";
if($description !== "")
$content .= "<span class='details'>Details [+]</span><div class='details-display'>{$description}</div>";
$content .= "</div></div></div>";

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