wikimedia/mediawiki-extensions-CategoryTree
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* (bug 11015) Handle HTTP errors for CategoryTree ajax request more gracefully. Instead of dumping the entire error page's HTML inline, display a nice clean bit of text with a functional retry link.

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* Added $wgCategoryTreeVersion variable to bump JS and CSS URLs on update
This commit is contained in:
Brion Vibber 2007-08-25 15:23:20 +00:00
parent b6181e71b5
commit d0b1db56b4
4 changed files with 25 additions and 7 deletions
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2
CategoryTree.i18n.php
View file

@ -33,6 +33,8 @@ $messages['categorytree-nothing-found']= 'nothing found';
$messages['categorytree-no-subcategories']= 'no subcategories';
$messages['categorytree-no-pages']= 'no pages or subcategories';
$messages['categorytree-not-found']= "Category <i>$1</i> not found";
$messages['categorytree-error'] = 'Problem loading data.';
$messages['categorytree-retry'] = 'Please wait a moment and try again.';
$messages['categorytree-show-list'] = "Show as list";
$messages['categorytree-show-tree'] = "Show as tree";

19
CategoryTree.js
View file

@ -8,7 +8,11 @@
* @copyright © 2006 Daniel Kinzler
* @licence GNU General Public Licence 2.0 or later
*/
// Default messages if new code loaded with old cached page
var categoryTreeErrorMsg = "Problem loading data.";
var categoryTreeRetryMsg = "Please wait a moment and try again.";
function categoryTreeNextDiv(e) {
var n= e.nextSibling;
while ( n && ( n.nodeType != 1 || n.nodeName != 'DIV') ) {
@ -55,10 +59,19 @@
div.innerHTML= '<i class="CategoryTreeNotice">' + categoryTreeLoadingMsg + '</i>';
function f( request ) {
if (request.status != 200) {
div.innerHTML = '<i class="CategoryTreeNotice">' + categoryTreeErrorMsg + ' </i>';
var retryLink = document.createElement('a');
retryLink.innerHTML = categoryTreeRetryMsg;
retryLink.onclick = function() {
categoryTreeLoadChildren(cat, mode, div);
}
div.appendChild(retryLink);
return;
}
result= request.responseText;
result= result.replace(/^\s+|\s+$/, '');
if (request.status != 200) result= "<div class='error'> " + request.status + " " + request.statusText + ": " + result + "</div>";
if ( result == '' ) {
result= '<i class="CategoryTreeNotice">';

1
CategoryTree.php
View file

@ -51,6 +51,7 @@ $wgCategoryTreeMaxDepth = array(CT_MODE_PAGES => 1, CT_MODE_ALL => 1, CT_MODE_CA
$wgCategoryTreeExtPath = '/extensions/CategoryTree';
$wgCategoryTreeDefaultMode = CT_MODE_CATEGORIES;
$wgCategoryTreeCategoryPageMode = CT_MODE_CATEGORIES;
$wgCategoryTreeVersion = '1';
/**
* Register extension setup hook and credits

10
CategoryTreeFunctions.php
View file

@ -23,7 +23,7 @@ class CategoryTree {
* @param OutputPage $outputPage
*/
static function setHeaders( &$outputPage ) {
global $wgJsMimeType, $wgScriptPath, $wgContLang, $wgCategoryTreeExtPath;
global $wgJsMimeType, $wgScriptPath, $wgContLang, $wgCategoryTreeExtPath, $wgCategoryTreeVersion;
efInjectCategoryTreeMessages();
# Register css file for CategoryTree
@ -31,7 +31,7 @@ class CategoryTree {
array(
'rel' => 'stylesheet',
'type' => 'text/css',
'href' => $wgScriptPath . $wgCategoryTreeExtPath . '/CategoryTree.css'
'href' => "$wgScriptPath$wgCategoryTreeExtPath/CategoryTree.css?$wgCategoryTreeVersion",
)
);
@ -41,14 +41,14 @@ class CategoryTree {
array(
'rel' => 'stylesheet',
'type' => 'text/css',
'href' => $wgScriptPath . $wgCategoryTreeExtPath . '/CategoryTree.rtl.css'
'href' => "$wgScriptPath$wgCategoryTreeExtPath/CategoryTree.rtl.css?$wgCategoryTreeVersion"
)
);
}
# Register main js file for CategoryTree
$outputPage->addScript(
"<script type=\"{$wgJsMimeType}\" src=\"{$wgScriptPath}{$wgCategoryTreeExtPath}/CategoryTree.js\">" .
"<script type=\"{$wgJsMimeType}\" src=\"{$wgScriptPath}{$wgCategoryTreeExtPath}/CategoryTree.js?{$wgCategoryTreeVersion}\">" .
"</script>\n"
);
@ -62,6 +62,8 @@ class CategoryTree {
var categoryTreeNothingFoundMsg = \"".Xml::escapeJsString(self::msg('nothing-found'))."\";
var categoryTreeNoSubcategoriesMsg = \"".Xml::escapeJsString(self::msg('no-subcategories'))."\";
var categoryTreeNoPagesMsg = \"".Xml::escapeJsString(self::msg('no-pages'))."\";
var categoryTreeErrorMsg = \"".Xml::escapeJsString(self::msg('error'))."\";
var categoryTreeRetryMsg = \"".Xml::escapeJsString(self::msg('retry'))."\";
</script>\n"
);
}