97 lines
3.5 KiB
PHP
97 lines
3.5 KiB
PHP
<?php @require_once('../../wp-config.php'); cache_javascript_headers(); ?>
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var WPAjax = Class.create();
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Object.extend(WPAjax.prototype, Ajax.Request.prototype);
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Object.extend(WPAjax.prototype, {
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WPComplete: false, // onComplete function
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WPError: false, // onWPError function
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initialize: function(url, responseEl) {
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var tempObj = this;
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this.transport = Ajax.getTransport();
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if ( !this.transport )
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return false;
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this.setOptions( {
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parameters: 'cookie=' + encodeURIComponent(document.cookie),
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onComplete: function(transport) { // transport = XMLHttpRequest object
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if ( tempObj.parseAjaxResponse() ) {
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if ( 'function' == typeof tempObj.WPComplete )
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tempObj.WPComplete(transport);
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} else if ( 'function' == typeof tempObj.WPError ) // if response corresponds to an error (bad data, say, not 404)
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tempObj.WPError(transport);
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}
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});
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this.url = url ? url : '<?php bloginfo( 'wpurl' ); ?>/wp-admin/admin-ajax.php';
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this.getResponseElement(responseEl);
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},
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addArg: function(key, value) {
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var a = $H(this.options.parameters.parseQuery());
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a[encodeURIComponent(key)] = encodeURIComponent(value);
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this.options.parameters = a.map(function(pair) {
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return pair.join('=');
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}).join('&');
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},
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getResponseElement: function(r) {
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var p = $(r + '-p');
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if ( !p ) {
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new Insertion.Bottom(r, "<span id='" + r + "-p'></span>");
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var p = $(r + '-p');
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}
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this.myResponseElement = p;
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},
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parseAjaxResponse: function() { // 1 = good, 0 = strange (bad data?), -1 = you lack permission
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if ( this.transport.responseXML && typeof this.transport.responseXML == 'object' ) {
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var err = this.transport.responseXML.getElementsByTagName('wp_error');
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if ( err[0] ) {
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var msg = $A(err).inject( '', function(a, b) { return a + '<p>' + b.firstChild.nodeValue + '</p>'; } );
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this.myResponseElement.update('<div class="error">' + msg + '</div>');
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return false;
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}
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return true;
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}
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var r = this.transport.responseText;
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if ( isNaN(r) ) {
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this.myResponseElement.update('<div class="error"><p>' + r + '</p></div>');
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return false;
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}
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var r = parseInt(r,10);
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if ( -1 == r ) {
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this.myResponseElement.update("<div class='error'><p><?php _e("You don't have permission to do that."); ?></p></div>");
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return false;
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} else if ( 0 == r ) {
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this.myResponseElement.update("<div class='error'><p><?php _e("Something strange happened. Try refreshing the page."); ?></p></div>");
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return false;
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}
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return true;
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},
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addOnComplete: function(f) {
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if ( 'function' == typeof f ) { var of = this.WPComplete; this.WPComplete = function(t) { if ( of ) of(t); f(t); } }
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},
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addOnWPError: function(f) {
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if ( 'function' == typeof f ) { var of = this.WPError; this.WPError = function(t) { if ( of ) of(t); f(t); } }
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},
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notInitialized: function() {
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return this.transport ? false : true;
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}
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});
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Ajax.activeSendCount = 0;
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Ajax.Responders.register( {
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onCreate: function() {
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Ajax.activeSendCount++;
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if ( 1 != Ajax.activeSendCount )
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return;
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wpBeforeUnload = window.onbeforeunload;
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window.onbeforeunload = function() {
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return "<?php _e("Slow down, I'm still sending your data!"); ?>";
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}
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},
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onLoading: function() { // Can switch to onLoaded if we lose data
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Ajax.activeSendCount--;
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if ( 0 != Ajax.activeSendCount )
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return;
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window.onbeforeunload = wpBeforeUnload;
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}
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});
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//Pretty func adapted from ALA http://www.alistapart.com/articles/gettingstartedwithajax
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function getNodeValue(tree,el){try { var r = tree.getElementsByTagName(el)[0].firstChild.nodeValue; } catch(err) { var r = null; } return r; }
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