Chamilo is a learning management system focused on ease of use and accessibility
You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 
 
 
 
chamilo-lms/main/inc/lib/svg-edit/extensions/imagelib/users.php

120 lines
3.3 KiB

<?php
/* Integrate svg-edit libraries with Chamilo default documents
* @author Juan Carlos Raña Trabado
* @since 25/september/2010
*/
//Chamilo load libraries
require_once '../../../../../inc/global.inc.php';
//Add security from Chamilo
api_protect_course_script();
api_block_anonymous_users();
$my_path = UserManager::get_user_picture_path_by_id(api_get_user_id(), 'system');
$user_disk_path = $my_path['dir'].'my_files/';
$my_path = UserManager::get_user_picture_path_by_id(api_get_user_id(),'web');
$user_web_path = $my_path['dir'].'my_files/';
//get all files and folders
$scan_files = scandir($user_disk_path);
//get all svg and png files
$accepted_extensions = array('.svg', '.png');
if (is_array($scan_files) && count($scan_files) > 0) {
foreach ($scan_files as & $file) {
$slideshow_extension = strrchr($file, '.');
$slideshow_extension = strtolower($slideshow_extension);
if (in_array($slideshow_extension, $accepted_extensions)) {
$png_svg_files[] =$file;
}
}
}
$style = '<style>';
$style .= '@import "'.api_get_path(WEB_CSS_PATH).'base.css";';
$style .= '@import "'.api_get_path(WEB_CSS_PATH).api_get_visual_theme().'/default.css";';
$style .='</style>';
?>
<!doctype html>
<?php echo api_get_jquery_js(); ?>
<?php echo $style ?>
<body>
<?php
echo '<h2>'.get_lang('SocialNetwork').': '.get_lang('MyFiles').'</h2>';
if (!empty($png_svg_files)) {
echo '<h3>'.get_lang('SelectSVGEditImage').'</h3>';
echo '<ul>';
foreach($png_svg_files as $filename) {
$image = $user_disk_path.$filename;
if (strpos($filename, "svg")){
$new_sizes['width'] = 60;
$new_sizes['height'] = 60;
} else {
$new_sizes = api_resize_image($image, 60, 60);
}
echo '<li style="display:inline; padding:8px;"><a href="'.$user_web_path.$filename.'" alt "'.$filename.'" title="'.$filename.'"><img src="'.$user_web_path.$filename.'" width="'.$new_sizes['width'].'" height="'.$new_sizes['height'].'" border="0"></a></li>';
}
echo '</ul>';
} else {
Display::display_warning_message(get_lang('NoSVGImages'));
}
?>
</body>
<script>
$('a').click(function() {
var href = this.href;
// Convert Non-SVG images to data URL first
// (this could also have been done server-side by the library)
if(this.href.indexOf('.svg') === -1) {
var meta_str = JSON.stringify({
name: $(this).text(),
id: href
});
window.top.postMessage(meta_str, "*");
var img = new Image();
img.onload = function() {
var canvas = document.createElement("canvas");
canvas.width = this.width;
canvas.height = this.height;
// load the raster image into the canvas
canvas.getContext("2d").drawImage(this,0,0);
// retrieve the data: URL
try {
var dataurl = canvas.toDataURL();
} catch(err) {
// This fails in Firefox with file:// URLs :(
alert("Data URL conversion failed: " + err);
var dataurl = "";
}
window.top.postMessage('|' + href + '|' + dataurl, "*");
}
img.src = href;
} else {
// Send metadata (also indicates file is about to be sent)
var meta_str = JSON.stringify({
name: $(this).text(),
id: href
});
window.top.postMessage(meta_str, "*");
// Do ajax request for image's href value
$.get(href, function(data) {
data = '|' + href + '|' + data;
// This is where the magic happens!
window.top.postMessage(data, "*");
}, 'html'); // 'html' is necessary to keep returned data as a string
}
return false;
});
</script>