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phab/webroot/rsrc/js/application/phame/phame-post-preview.js
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phame-post-preview.js
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/**
* @provides javelin-behavior-phame-post-preview
* @requires javelin-behavior
* javelin-dom
* javelin-util
* phabricator-shaped-request
*/
JX.behavior('phame-post-preview', function(config) {
var title = JX.$(config.title);
var phame_title = JX.$(config.phame_title);
var sync_titles = true;
var titleCallback = function() {
if (!sync_titles) {
return;
}
var title_string = title.value;
phame_title.value = normalizeSlug(title_string);
};
var phameTitleKeyupCallback = function () {
// stop sync'ing once user edits phame_title directly
sync_titles = false;
var normalized = normalizeSlug(phame_title.value, true);
if (normalized == phame_title.value) {
return;
}
var position = phame_title.value.length;
if ('selectionStart' in phame_title) {
position = phame_title.selectionStart;
}
phame_title.value = normalized;
if ('setSelectionRange' in phame_title) {
phame_title.focus();
phame_title.setSelectionRange(position, position);
}
};
var phameTitleBlurCallback = function () {
phame_title.value = normalizeSlug(phame_title.value);
};
// This is a sort of implementation of PhabricatorSlug::normalize
var normalizeSlug = function (slug, spare_trailing_underscore) {
var s = slug.toLowerCase().replace(/[^a-z0-9/]+/g, '_').substr(0, 63);
if (spare_trailing_underscore) {
// do nothing
} else {
s = s.replace(/_$/g, '');
}
return s;
};
var getdata = function() {
return {
title : title.value,
phame_title : phame_title.value
};
};
JX.DOM.listen(title, 'keyup', null, titleCallback);
JX.DOM.listen(phame_title, 'keyup', null, phameTitleKeyupCallback);
JX.DOM.listen(phame_title, 'blur', null, phameTitleBlurCallback);
});
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