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Commit42a9416

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Merge branch '2.0' into 2.1
2 parentsac87a1b +bb34344 commit42a9416

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‎cookbook/form/form_collections.rst

Lines changed: 12 additions & 10 deletions
Original file line numberDiff line numberDiff line change
@@ -351,27 +351,29 @@ will be show next):
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..code-block::javascript
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354-
// Get the ul that holds the collection of tags
355-
var collectionHolder=$('ul.tags');
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var $collectionHolder;
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// setup an "add a tag" link
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var $addTagLink=$('<a href="#" class="add_tag_link">Add a tag</a>');
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var $newLinkLi=$('<li></li>').append($addTagLink);
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jQuery(document).ready(function() {
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// Get the ul that holds the collection of tags
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$collectionHolder=$('ul.tags');
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// add the "add a tag" anchor and li to the tags ul
363-
collectionHolder.append($newLinkLi);
365+
$collectionHolder.append($newLinkLi);
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// count the current form inputs we have (e.g. 2), use that as the new
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// index when inserting a new item (e.g. 2)
367-
collectionHolder.data('index',collectionHolder.find(':input').length);
369+
$collectionHolder.data('index',$collectionHolder.find(':input').length);
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$addTagLink.on('click',function(e) {
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// prevent the link from creating a "#" on the URL
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e.preventDefault();
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// add a new tag form (see next code block)
374-
addTagForm(collectionHolder, $newLinkLi);
376+
addTagForm($collectionHolder, $newLinkLi);
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});
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});
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@@ -389,22 +391,22 @@ one example:
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..code-block::javascript
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392-
functionaddTagForm(collectionHolder,$newLinkLi) {
394+
functionaddTagForm($collectionHolder,$newLinkLi) {
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// Get the data-prototype explained earlier
394-
var prototype=collectionHolder.data('prototype');
396+
var prototype=$collectionHolder.data('prototype');
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// get the new index
397-
var index=collectionHolder.data('index');
399+
var index=$collectionHolder.data('index');
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// Replace '__name__' in the prototype's HTML to
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// instead be a number based on how many items we have
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var newForm=prototype.replace(/__name__/g, index);
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// increase the index with one for the next item
404-
collectionHolder.data('index', index+1);
406+
$collectionHolder.data('index', index+1);
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// Display the form in the page in an li, before the "Add a tag" link li
407-
var $newFormLi=$('<li></li>').append(newForm);
409+
var $newFormLi=$('<li></li>').append($newForm);
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$newLinkLi.before($newFormLi);
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}
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