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MDL-20044: add test to prevent javascript error due to null data.

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Rossiani Wijaya
2010-11-18 09:30:33 +00:00
parent c476a2ecfc
commit cd1f8ac253
1 changed files with 9 additions and 7 deletions
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lib/ajax/section_classes.js
+9 -7
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@@ -94,8 +94,8 @@ section_class.prototype.init_buttons = function() {
commandContainer.appendChild(highlightbutton);
this.highlightButton = highlightbutton;
}
if (this.sectionId > 0 ) {
if (this.sectionId > 0 ) {
var viewbutton = main.mk_button('div', '/i/hide.gif', main.getString('hidesection', this.sectionId), [['title', main.portal.strings['hide'] ]]);
YAHOO.util.Event.addListener(viewbutton, 'click', this.toggle_hide, this,true);
commandContainer.appendChild(viewbutton);
@@ -141,12 +141,12 @@ section_class.prototype.process_section = function() {
// Find/edit resources
this.resources_ul = this.content_td.getElementsByTagName('ul')[0];
var i=0;
while (this.resources_ul && this.resources_ul.className != 'section img-text') {
var i=0;
while (this.resources_ul && this.resources_ul.className != 'section img-text') {
this.resources_ul = this.content_td.getElementsByTagName('ul')[i];
i++;
}
if (!this.resources_ul) {
this.resources_ul = document.createElement('ul');
this.resources_ul.className='section';
@@ -158,10 +158,12 @@ section_class.prototype.process_section = function() {
var resource = this.resources_ul.getElementsByTagName('li')[i];
this.resources[this.resources.length] = new resource_class(resource.id, 'resources', null, this);
}
this.summary = YAHOO.util.Dom.getElementsByClassName('summary', null, this.getEl())[0].firstChild.data || '';
var summarysection = YAHOO.util.Dom.getElementsByClassName('summary', null, this.getEl())[0].firstChild;
if (summarysection != null) {
this.summary = summarysection.data || '';
}
}
section_class.prototype.startDrag = function(x, y) {
//operates in point mode
YAHOO.util.DDM.mode = YAHOO.util.DDM.POINT;