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<?php
/**
* The wire's JavaScript
*/
$site_url = elgg_get_site_url();
?>
elgg.provide('elgg.thewire');
elgg.thewire.init = function() {
$("#thewire-textarea").live('keydown', function() {
elgg.thewire.textCounter(this, $("#thewire-characters-remaining span"), 140);
});
$("#thewire-textarea").live('keyup', function() {
elgg.thewire.textCounter(this, $("#thewire-characters-remaining span"), 140);
});
$(".thewire-previous").live('click', elgg.thewire.viewPrevious);
}
/**
* Update the number of characters left with every keystroke
*
* @param {Object} textarea
* @param {Object} status
* @param {integer} limit
* @return void
*/
elgg.thewire.textCounter = function(textarea, status, limit) {
var remaining_chars = limit - textarea.value.length;
status.html(remaining_chars);
if (remaining_chars < 0) {
status.parent().css("color", "#D40D12");
$("#thewire-submit-button").attr('disabled', 'disabled');
$("#thewire-submit-button").addClass('elgg-state-disabled');
} else {
status.parent().css("color", "");
$("#thewire-submit-button").removeAttr('disabled', 'disabled');
$("#thewire-submit-button").removeClass('elgg-state-disabled');
}
}
/**
* Display the previous wire post
*
* Makes Ajax call to load the html and handles changing the previous link
*
* @param {Object} event
* @return void
*/
elgg.thewire.viewPrevious = function(event) {
var $link = $(this);
var postGuid = $link.attr("href").split("/").pop();
var $previousDiv = $("#thewire-previous-" + postGuid);
if ($link.html() == "<?php echo elgg_echo('thewire:hide'); ?>") {
$link.html("<?php echo elgg_echo('thewire:previous'); ?>");
$link.attr("title", "<?php echo elgg_echo('thewire:previous:help'); ?>");
$previousDiv.slideUp(400);
} else {
$link.html("<?php echo elgg_echo('thewire:hide'); ?>");
$link.attr("title", "<?php echo elgg_echo('thewire:hide:help'); ?>");
$.ajax({type: "GET",
url: "<?php echo $site_url . "ajax/view/thewire/previous"; ?>",
dataType: "html",
cache: false,
data: {guid: postGuid},
success: function(htmlData) {
if (htmlData.length > 0) {
$previousDiv.html(htmlData);
$previousDiv.slideDown(600);
}
}
});
}
event.preventDefault();
}
elgg.register_hook_handler('init', 'system', elgg.thewire.init);
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