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Parsing the flashvars attributes when copying a course to another see #2247

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skala
Julio Montoya 15 years ago
parent 58ab11c615
commit e290c54e37
1 changed files with 202 additions and 199 deletions
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  1. 401
      main/inc/lib/document.lib.php

401
main/inc/lib/document.lib.php
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@ -1360,7 +1360,7 @@ class DocumentManager {
function get_resources_from_source_html($source_html, $is_file = false, $type = null, $recursivity = 1) {
$max = 5;
$attributes = array();
$wanted_attributes = array('src', 'url', '@import', 'href', 'value');
$wanted_attributes = array('src', 'url', '@import', 'href', 'value', 'flashvars');
$abs_path = '';
if ($recursivity > $max) {
@ -1373,6 +1373,7 @@ class DocumentManager {
if (!$is_file) {
$attributes = DocumentManager::parse_HTML_attributes($source_html, $wanted_attributes);
} else {
if (is_file($source_html)) {
$abs_path = $source_html;
@ -1383,11 +1384,13 @@ class DocumentManager {
case 'html' :
case 'htm' :
case 'shtml':
case 'css' : $file_content = file_get_contents($abs_path);
//get an array of attributes from the HTML source
$attributes = DocumentManager::parse_HTML_attributes($file_content, $wanted_attributes);
break;
default : break;
case 'css' :
$file_content = file_get_contents($abs_path);
//get an array of attributes from the HTML source
$attributes = DocumentManager::parse_HTML_attributes($file_content, $wanted_attributes);
break;
default :
break;
}
} else {
return false;
@ -1398,209 +1401,209 @@ class DocumentManager {
case TOOL_DOCUMENT :
case TOOL_QUIZ:
case 'sco':
foreach ($wanted_attributes as $attr) {
if (isset($attributes[$attr])) {
//find which kind of path these are (local or remote)
$sources = $attributes[$attr];
foreach ($sources as $source) {
//skip what is obviously not a resource
if (strpos($source, '+this.')) continue; //javascript code - will still work unaltered
if (strpos($source, '.') === false) continue; //no dot, should not be an external file anyway
if (strpos($source, 'mailto:')) continue; //mailto link
if (strpos($source, ';') && !strpos($source, '&')) continue; //avoid code - that should help
if ($attr == 'value') {
if (strpos($source , 'mp3file')) {
$files_list[] = array(substr($source, 0, strpos($source, '.swf') + 4), 'local', 'abs');
$mp3file = substr($source , strpos($source, 'mp3file=') + 8);
if (substr($mp3file, 0, 1) == '/') {
$files_list[] = array($mp3file, 'local', 'abs');
} else {
$files_list[] = array($mp3file, 'local', 'rel');
}
} elseif (strpos($source, 'flv=') === 0) {
$source = substr($source, 4);
if (strpos($source, '&') > 0) {
$source = substr($source, 0, strpos($source, '&'));
}
if (strpos($source,'://') > 0) {
if (strpos($source, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($source, 'local', 'url');
} else {
//we didn't find any trace of current portal
$files_list[] = array($source, 'remote', 'url');
}
} else {
$files_list[] = array($source, 'local', 'abs');
}
continue; //skipping anything else to avoid two entries (while the others can have sub-files in their url, flv's can't)
foreach ($wanted_attributes as $attr) {
if (isset($attributes[$attr])) {
//find which kind of path these are (local or remote)
$sources = $attributes[$attr];
foreach ($sources as $source) {
//skip what is obviously not a resource
if (strpos($source, '+this.')) continue; //javascript code - will still work unaltered
if (strpos($source, '.') === false) continue; //no dot, should not be an external file anyway
if (strpos($source, 'mailto:')) continue; //mailto link
if (strpos($source, ';') && !strpos($source, '&')) continue; //avoid code - that should help
if ($attr == 'value') {
if (strpos($source , 'mp3file')) {
$files_list[] = array(substr($source, 0, strpos($source, '.swf') + 4), 'local', 'abs');
$mp3file = substr($source , strpos($source, 'mp3file=') + 8);
if (substr($mp3file, 0, 1) == '/') {
$files_list[] = array($mp3file, 'local', 'abs');
} else {
$files_list[] = array($mp3file, 'local', 'rel');
}
} elseif (strpos($source, 'flv=') === 0) {
$source = substr($source, 4);
if (strpos($source, '&') > 0) {
$source = substr($source, 0, strpos($source, '&'));
}
if (strpos($source,'://') > 0) {
if (strpos($source, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($source, 'local', 'url');
} else {
//we didn't find any trace of current portal
$files_list[] = array($source, 'remote', 'url');
}
} else {
$files_list[] = array($source, 'local', 'abs');
}
continue; //skipping anything else to avoid two entries (while the others can have sub-files in their url, flv's can't)
}
}
if (strpos($source, '://') > 0) {
//cut at '?' in a URL with params
if (strpos($source, '?') > 0) {
$second_part = substr($source,strpos($source, '?'));
if(strpos($second_part, '://') > 0) {
//if the second part of the url contains a url too, treat the second one before cutting
$pos1 = strpos($second_part, '=');
$pos2 = strpos($second_part, '&');
$second_part = substr($second_part, $pos1 + 1, $pos2 - ($pos1 + 1));
if (strpos($second_part, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($second_part, 'local', 'url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($second_part, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//we didn't find any trace of current portal
$files_list[] = array($second_part, 'remote', 'url');
}
if (strpos($source, '://') > 0) {
//cut at '?' in a URL with params
if (strpos($source, '?') > 0) {
$second_part = substr($source,strpos($source, '?'));
if(strpos($second_part, '://') > 0) {
//if the second part of the url contains a url too, treat the second one before cutting
$pos1 = strpos($second_part, '=');
$pos2 = strpos($second_part, '&');
$second_part = substr($second_part, $pos1 + 1, $pos2 - ($pos1 + 1));
if (strpos($second_part, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($second_part, 'local', 'url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($second_part, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//we didn't find any trace of current portal
$files_list[] = array($second_part, 'remote', 'url');
}
} elseif (strpos($second_part, '=') > 0) {
if (substr($second_part, 0, 1) === '/') {
//link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($second_part, 'local', 'abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($second_part, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} elseif(strstr($second_part, '..') === 0) {
//link is relative but going back in the hierarchy
$files_list[] = array($second_part, 'local', 'rel');
//$dir = api_get_path(SYS_CODE_PATH);//dirname($abs_path);
//$new_abs_path = realpath($dir.'/'.$second_part);
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$second_part);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//no starting '/', making it relative to current document's path
if (substr($second_part, 0, 2) == './') {
$second_part = substr($second_part, 2);
}
$files_list[] = array($second_part, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$second_part);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
}
}
//leave that second part behind now
$source = substr($source, 0, strpos($source, '?'));
if (strpos($source, '://') > 0) {
if (strpos($source, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($source, 'local', 'url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity+1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//we didn't find any trace of current portal
$files_list[] = array($source, 'remote', 'url');
}
} else {
//no protocol found, make link local
if (substr($source, 0, 1) === '/') {
//link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($source, 'local', 'abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} elseif (strstr($source, '..') === 0) { //link is relative but going back in the hierarchy
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//no starting '/', making it relative to current document's path
if (substr($source, 0, 2) == './') {
$source = substr($source, 2);
}
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
}
}
} elseif (strpos($second_part, '=') > 0) {
if (substr($second_part, 0, 1) === '/') {
//link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($second_part, 'local', 'abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($second_part, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
//found some protocol there
if (strpos($source, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($source, 'local', 'url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//we didn't find any trace of current portal
$files_list[] = array($source, 'remote', 'url');
} elseif(strstr($second_part, '..') === 0) {
//link is relative but going back in the hierarchy
$files_list[] = array($second_part, 'local', 'rel');
//$dir = api_get_path(SYS_CODE_PATH);//dirname($abs_path);
//$new_abs_path = realpath($dir.'/'.$second_part);
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$second_part);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//no protocol found, make link local
if (substr($source, 0, 1) === '/') {
//link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($source, 'local', 'abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} elseif (strpos($source, '..') === 0) {
//link is relative but going back in the hierarchy
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//no starting '/', making it relative to current document's path
if (substr($source, 0, 2) == './') {
$source = substr($source, 2);
}
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
//no starting '/', making it relative to current document's path
if (substr($second_part, 0, 2) == './') {
$second_part = substr($second_part, 2);
}
$files_list[] = array($second_part, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$second_part);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
}
}
//leave that second part behind now
$source = substr($source, 0, strpos($source, '?'));
if (strpos($source, '://') > 0) {
if (strpos($source, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($source, 'local', 'url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity+1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//we didn't find any trace of current portal
$files_list[] = array($source, 'remote', 'url');
}
} else {
//no protocol found, make link local
if (substr($source, 0, 1) === '/') {
//link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($source, 'local', 'abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} elseif (strstr($source, '..') === 0) { //link is relative but going back in the hierarchy
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//no starting '/', making it relative to current document's path
if (substr($source, 0, 2) == './') {
$source = substr($source, 2);
}
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
}
}
}
//found some protocol there
if (strpos($source, api_get_path(WEB_PATH)) !== false) {
//we found the current portal url
$files_list[] = array($source, 'local', 'url');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//we didn't find any trace of current portal
$files_list[] = array($source, 'remote', 'url');
}
} else {
//no protocol found, make link local
if (substr($source, 0, 1) === '/') {
//link starts with a /, making it absolute (relative to DocumentRoot)
$files_list[] = array($source, 'local', 'abs');
$in_files_list[] = DocumentManager::get_resources_from_source_html($source, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} elseif (strpos($source, '..') === 0) {
//link is relative but going back in the hierarchy
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
} else {
//no starting '/', making it relative to current document's path
if (substr($source, 0, 2) == './') {
$source = substr($source, 2);
}
$files_list[] = array($source, 'local', 'rel');
$dir = '';
if (!empty($abs_path)) {
$dir = dirname($abs_path).'/';
}
$new_abs_path = realpath($dir.$source);
$in_files_list[] = DocumentManager::get_resources_from_source_html($new_abs_path, true, TOOL_DOCUMENT, $recursivity + 1);
if (count($in_files_list) > 0) {
$files_list = array_merge($files_list, $in_files_list);
}
}
}
}
}
}
break;
default: //ignore
break;

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