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// dependencies:
// * ajax.js:
/*extern sajax_init_object, sajax_do_call */
// * wikibits.js:
/*extern changeText, hookEvent, jsMsg */
// These should have been initialized in the generated js
/*extern wgAjaxWatch, wgPageName */
if(typeof wgAjaxWatch === "undefined" || !wgAjaxWatch) {
var wgAjaxWatch = {
watchMsg: "Watch",
unwatchMsg: "Unwatch",
watchingMsg: "Watching...",
unwatchingMsg: "Unwatching...",
'tooltip-ca-watchMsg': "Add this page to your watchlist",
'tooltip-ca-unwatchMsg': "Remove this page from your watchlist"
};
}
wgAjaxWatch.supported = true; // supported on current page and by browser
wgAjaxWatch.watching = false; // currently watching page
wgAjaxWatch.inprogress = false; // ajax request in progress
wgAjaxWatch.timeoutID = null; // see wgAjaxWatch.ajaxCall
wgAjaxWatch.watchLinks = []; // "watch"/"unwatch" links
wgAjaxWatch.iconMode = false; // new icon driven functionality
wgAjaxWatch.imgBasePath = ""; // base img path derived from icons on load
wgAjaxWatch.setLinkText = function( newText ) {
if( wgAjaxWatch.iconMode ) {
for ( i = 0; i < wgAjaxWatch.watchLinks.length; i++ ) {
wgAjaxWatch.watchLinks[i].firstChild.alt = newText;
if ( newText == wgAjaxWatch.watchingMsg || newText == wgAjaxWatch.unwatchingMsg ) {
wgAjaxWatch.watchLinks[i].className += ' loading';
} else if ( newText == wgAjaxWatch.watchMsg || newText == wgAjaxWatch.unwatchMsg ) {
wgAjaxWatch.watchLinks[i].className =
wgAjaxWatch.watchLinks[i].className.replace( /loading/i, '' );
// update the title text on the link
var keyCommand = wgAjaxWatch.watchLinks[i].title.match( /\[.*?\]$/ ) ?
wgAjaxWatch.watchLinks[i].title.match( /\[.*?\]$/ )[0] : "";
wgAjaxWatch.watchLinks[i].title = ( newText == wgAjaxWatch.watchMsg ?
wgAjaxWatch['tooltip-ca-watchMsg'] : wgAjaxWatch['tooltip-ca-unwatchMsg'] )
+ " " + keyCommand;
}
}
} else {
for ( i = 0; i < wgAjaxWatch.watchLinks.length; i++ ) {
changeText( wgAjaxWatch.watchLinks[i], newText );
}
}
};
wgAjaxWatch.setLinkID = function( newId ) {
// We can only set the first one
wgAjaxWatch.watchLinks[0].parentNode.setAttribute( 'id', newId );
};
wgAjaxWatch.setHref = function( string ) {
for( i = 0; i < wgAjaxWatch.watchLinks.length; i++ ) {
if( string == 'watch' ) {
wgAjaxWatch.watchLinks[i].href = wgAjaxWatch.watchLinks[i].href
.replace( /&action=unwatch/, '&action=watch' );
} else if( string == 'unwatch' ) {
wgAjaxWatch.watchLinks[i].href = wgAjaxWatch.watchLinks[i].href
.replace( /&action=watch/, '&action=unwatch' );
}
}
}
wgAjaxWatch.ajaxCall = function() {
if(!wgAjaxWatch.supported) {
return true;
} else if (wgAjaxWatch.inprogress) {
return false;
}
if(!wfSupportsAjax()) {
// Lazy initialization so we don't toss up
// ActiveX warnings on initial page load
// for IE 6 users with security settings.
wgAjaxWatch.supported = false;
return true;
}
wgAjaxWatch.inprogress = true;
wgAjaxWatch.setLinkText( wgAjaxWatch.watching
? wgAjaxWatch.unwatchingMsg : wgAjaxWatch.watchingMsg);
sajax_do_call(
"wfAjaxWatch",
[wgPageName, (wgAjaxWatch.watching ? "u" : "w")],
wgAjaxWatch.processResult
);
// if the request isn't done in 10 seconds, allow user to try again
wgAjaxWatch.timeoutID = window.setTimeout(
function() { wgAjaxWatch.inprogress = false; },
10000
);
return false;
};
wgAjaxWatch.processResult = function(request) {
if(!wgAjaxWatch.supported) {
return;
}
var response = request.responseText;
if( response.match(/^<w#>/) ) {
wgAjaxWatch.watching = true;
wgAjaxWatch.setLinkText(wgAjaxWatch.unwatchMsg);
wgAjaxWatch.setLinkID("ca-unwatch");
wgAjaxWatch.setHref( 'unwatch' );
} else if( response.match(/^<u#>/) ) {
wgAjaxWatch.watching = false;
wgAjaxWatch.setLinkText(wgAjaxWatch.watchMsg);
wgAjaxWatch.setLinkID("ca-watch");
wgAjaxWatch.setHref( 'watch' );
} else {
// Either we got a <err#> error code or it just plain broke.
window.location.href = wgAjaxWatch.watchLinks[0].href;
return;
}
jsMsg( response.substr(4), 'watch' );
wgAjaxWatch.inprogress = false;
if(wgAjaxWatch.timeoutID) {
window.clearTimeout(wgAjaxWatch.timeoutID);
}
// Bug 12395 - avoid some watch link confusion on edit
var watchthis = document.getElementById("wpWatchthis");
if( watchthis && response.match(/^<[uw]#>/) ) {
watchthis.checked = response.match(/^<w#>/) ? "checked" : "";
}
return;
};
wgAjaxWatch.onLoad = function() {
// This document structure hardcoding sucks. We should make a class and
// toss all this out the window.
var el1 = document.getElementById("ca-unwatch");
var el2 = null;
if ( !el1 ) {
el1 = document.getElementById("mw-unwatch-link1");
el2 = document.getElementById("mw-unwatch-link2");
}
if( el1 ) {
wgAjaxWatch.watching = true;
} else {
wgAjaxWatch.watching = false;
el1 = document.getElementById("ca-watch");
if ( !el1 ) {
el1 = document.getElementById("mw-watch-link1");
el2 = document.getElementById("mw-watch-link2");
}
if( !el1 ) {
wgAjaxWatch.supported = false;
return;
}
}
// Detect if the watch/unwatch feature is in icon mode
if ( el1.className.match( /icon/i ) ) {
wgAjaxWatch.iconMode = true;
}
// The id can be either for the parent (Monobook-based) or the element
// itself (non-Monobook)
wgAjaxWatch.watchLinks.push( el1.tagName.toLowerCase() == "a"
? el1 : el1.firstChild );
if( el2 ) {
wgAjaxWatch.watchLinks.push( el2 );
}
// I couldn't get for (watchLink in wgAjaxWatch.watchLinks) to work, if
// you can be my guest.
for( i = 0; i < wgAjaxWatch.watchLinks.length; i++ ) {
wgAjaxWatch.watchLinks[i].onclick = wgAjaxWatch.ajaxCall;
}
return;
};
hookEvent("load", wgAjaxWatch.onLoad);
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