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item pics are now resized and cached server side

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This commit is contained in:
jekkos-t520
2015-02-05 17:25:35 +01:00
parent 8ccba57d98
commit f77f2e6e29
4 changed files with 38 additions and 32 deletions
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28
application/controllers/items.php
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@@ -67,6 +67,34 @@ class Items extends Secure_area implements iData_controller
echo $data_rows;
$this->_remove_duplicate_cookies();
}
function pic_thumb($pic_id)
{
$this->load->helper('file');
$this->load->library('image_lib');
$base_path = "uploads/item_pics/" . $pic_id ;
$images = glob ($base_path. "*");
if (sizeof($images) > 0)
{
$image_path = $images[0];
$ext = pathinfo($image_path, PATHINFO_EXTENSION);
$thumb_path = $base_path . $this->image_lib->thumb_marker.'.'.$ext;
if (sizeof($images) < 2)
{
$config['image_library'] = 'gd2';
$config['source_image'] = $image_path;
$config['maintain_ratio'] = TRUE;
$config['create_thumb'] = TRUE;
$config['width'] = 52;
$config['height'] = 32;
$this->image_lib->initialize($config);
$image = $this->image_lib->resize();
$thumb_path = $this->image_lib->full_dst_path;
}
$this->output->set_content_type(get_mime_by_extension($thumb_path));
$this->output->set_output(file_get_contents($thumb_path));
}
}
/*
Gives search suggestions based on what is being searched for

2
application/helpers/table_helper.php
View File

@@ -228,7 +228,7 @@ function get_item_data_row($item,$controller)
$images = glob ("uploads/item_pics/" . $item->pic_id . ".*");
if (sizeof($images) > 0)
{
$image.='<a class="rollover" href="'. base_url($images[0]) .'"><img src="'.base_url($images[0]).'"></a>';
$image.='<a class="rollover" href="'. base_url($images[0]) .'"><img src="'.site_url('items/pic_thumb/'.$item->pic_id).'"></a>';
}
}
$table_data_row.='<td align="center" width="55px">' . $image . '</td>';

26
application/views/items/manage.php
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@@ -33,32 +33,6 @@ $(document).ready(function()
function resize_thumbs()
{
$('a.rollover').imgPreview();
$('a.rollover img').each(function()
{
var maxWidth = 52; // Max width for the image
var maxHeight = 32; // Max height for the image
var ratio = 0; // Used for aspect ratio
var width = $(this).width(); // Current image width
var height = $(this).height(); // Current image height
// Check if the current width is larger than the max
if(width > maxWidth){
ratio = maxWidth / width; // get ratio for scaling image
$(this).css("width", maxWidth); // Set new width
$(this).css("height", height * ratio); // Scale height based on ratio
height = height * ratio; // Reset height to match scaled image
width = width * ratio; // Reset width to match scaled image
}
// Check if current height is larger than max
if(height > maxHeight){
ratio = maxHeight / height; // get ratio for scaling image
$(this).css("height", maxHeight); // Set new height
$(this).css("width", width * ratio); // Scale width based on ratio
width = width * ratio; // Reset width to match scaled image
height = height * ratio; // Reset height to match scaled image
}
});
}

14
js/imgpreview.full.jquery.js
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@@ -55,17 +55,21 @@
// Re-usable means to add prefix (from setting):
function addPrefix(src) {
return src.replace(/(\/?)([^\/]+)$/,'$1' + s.thumbPrefix + '$2');
return src && src.replace(/(\/?)([^\/]+)$/,'$1' + s.thumbPrefix + '$2');
}
if (s.preloadImages) {
(function(i){
var tempIMG = new Image(),
callee = arguments.callee;
tempIMG.src = addPrefix($($collection[i]).attr(s.srcAttr));
tempIMG.onload = function(){
$collection[i + 1] && callee(i + 1);
};
var src = $($collection[i]).attr(s.srcAttr)
if (src)
{
tempIMG.src = addPrefix(src);
tempIMG.onload = function(){
$collection[i + 1] && callee(i + 1);
};
}
})(0);
}