MediaWiki 1.7.1 wiederhergestellt

1 files changed, 53 insertions, 0 deletions

diff --git a/skins/common/preview.js b/skins/common/preview.js
new file mode 100644
index 00000000..b117e85b
--- /dev/null
+++ b/skins/common/preview.js
@@ -0,0 +1,53 @@
+// Live preview
+
+function openXMLHttpRequest() {
+	if( window.XMLHttpRequest ) {
+		return new XMLHttpRequest();
+	} else if( window.ActiveXObject && navigator.platform != 'MacPPC' ) {
+		// IE/Mac has an ActiveXObject but it doesn't work.
+		return new ActiveXObject("Microsoft.XMLHTTP");
+	} else {
+		return null;
+	}
+}
+
+/**
+ * Returns true if could open the request,
+ * false otherwise (eg no browser support).
+ */
+function livePreview(target, text, postUrl) {
+	prevTarget = target;
+	if( !target ) {
+		window.alert('Live preview failed!\nTry normal preview.');
+		var fallback = document.getElementById('wpPreview');
+		if ( fallback ) { fallback.style.display = 'inline'; }
+	}
+	prevReq = openXMLHttpRequest();
+	if( !prevReq ) return false;
+	
+	prevReq.onreadystatechange = updatePreviewText;
+	prevReq.open("POST", postUrl, true);
+	
+	var postData = 'wpTextbox1=' + encodeURIComponent(text);
+	prevReq.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");
+	prevReq.send(postData);
+	return true;
+}
+
+function updatePreviewText() {
+	if( prevReq.readyState != 4 ) {
+		return;
+	}
+	if( prevReq.status != 200 ) {
+		window.alert('Failed to connect: ' + prevReq.status +
+			' "' + prevReq.statusText + '"');
+		var fallback = document.getElementById('wpPreview');
+		if ( fallback ) { fallback.style.display = 'inline'; }
+		return;
+	}
+	prevTarget.innerHTML = prevReq.responseText;
+
+	/* Hide the active diff if it exists */
+	var diff = document.getElementById('wikiDiff');
+	if ( diff ) { diff.style.display = 'none'; }
+}