wikimedia/mediawiki-extensions-MultimediaViewer
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Add performance logging

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Change-Id: If6e3aec4b2547fa9768eaaf5387729ed2b427ab1
This commit is contained in:
Mark Holmquist 2013-12-06 09:10:39 -08:00
parent 1d667263f0
commit f144a0a403
3 changed files with 222 additions and 11 deletions
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8
MultimediaViewer.php
View file

@ -199,7 +199,13 @@ $wgExtensionFunctions[] = function () {
$wgResourceModules['schema.MediaViewer'] = array(
'class' => 'ResourceLoaderSchemaModule',
'schema' => 'MediaViewer',
'revision' => 6066908,
'revision' => 6636420,
);
$wgResourceModules['schema.MediaViewerPerf'] = array(
'class' => 'ResourceLoaderSchemaModule',
'schema' => 'MediaViewerPerf',
'revision' => 6636500,
);
$wgResourceModules['ext.multimediaViewer']['dependencies'][] = 'ext.eventLogging';

127
resources/ext.multimediaViewer/ext.multimediaViewer.js
View file

@ -52,7 +52,19 @@
'fullscreen-link-click': 'User clicked on fullscreen button in lightbox.',
'defullscreen-link-click': 'User clicked on button to return to normal lightbox view.',
'close-link-click': 'User clicked on the lightbox close button.',
'site-link-click': 'User clicked on the link to the file description page.'
'site-link-click': 'User clicked on the link to the file description page.',
// Profiling events start messages, $1 replaced with profile ID
'profile-image-load-start': 'Profiling image load with ID $1',
'profile-image-resize-start': 'Profiling image resize with ID $1',
'profile-metadata-fetch-start': 'Profiling image metadata fetch with ID $1',
'profile-gender-fetch-start': 'Profiling uploader gender fetch with ID $1',
// Profiling events end messages, $1 replaced with profile ID, $2 replaced with time it took in ms
'profile-image-load-end': 'Finished image load with ID $1 in $2 milliseconds',
'profile-image-resize-end': 'Finished image resize with ID $1 in $2 milliseconds',
'profile-metadata-fetch-end': 'Finished image metadata fetch with ID $1 in $2 milliseconds',
'profile-gender-fetch-end': 'Finished uploader gender fetch with ID $1 in $2 milliseconds'
};
/**
@ -261,9 +273,11 @@
* @param {Object} data information regarding the new resized image
*/
MMVP.loadResizedImage = function ( ui, data ) {
var imageInfo, innerInfo, rpid, viewer, image;
// Replace image only if data was returned.
if ( data && data.query && data.query.pages ) {
var imageInfo, innerInfo,
viewer = this;
image = new Image();
$.each( data.query.pages, function ( i, page ) {
@ -274,10 +288,17 @@
innerInfo = imageInfo.imageinfo[0];
image.onload = function () {
viewer.profileEnd( rpid );
ui.replaceImageWith( image );
this.updateControls();
};
rpid = this.profileStart( 'image-resize', {
width: innerInfo.width,
height: innerInfo.height,
fileSize: innerInfo.size
}, innerInfo.mime );
image.src = innerInfo.thumburl || innerInfo.url;
}
};
@ -462,13 +483,14 @@
ui.$usernameLi.toggleClass( 'empty', !username );
}
var extmeta,
var extmeta, gfpid,
repoInfo, articlePath, linkToRepo,
desc,
datetime, dtmsg,
license, msgname,
username,
source, author,
viewer = this,
ui = this.lightbox.iface,
innerInfo = imageInfo.imageinfo[0] || {};
@ -515,6 +537,8 @@
username = innerInfo.user;
if ( username ) {
gfpid = this.profileStart( 'gender-fetch' );
// TODO: Reuse the api member, fix everywhere.
// Fetch the gender from the uploader's home wiki
// TODO this is ugly as hell, let's fix this in core.
@ -529,8 +553,12 @@
usprop: 'gender'
} ).done( function ( data ) {
var gender = data.query.users[0].gender;
viewer.profileEnd( gfpid );
setUserpageLink( username, gender );
} ).fail( function () {
mw.log( 'Gender fetch with ID ' + gfpid + ' failed, probably due to cross-domain API request.' );
setUserpageLink( username, 'unknown' );
} );
}
@ -625,7 +653,8 @@
};
MMVP.loadImage = function ( image, initialSrc ) {
var viewer = this;
var mdpid,
viewer = this;
this.lightbox.currentIndex = image.index;
@ -643,10 +672,17 @@
size: 'large'
} ) );
mdpid = this.profileStart( 'metadata-fetch' );
this.fetchImageInfo( image.filePageTitle, function ( imageInfo ) {
var imageEle = new Image();
var pid,
innerInfo = imageInfo.imageinfo[0],
imageEle = new Image();
viewer.profileEnd( mdpid );
imageEle.onload = function () {
viewer.profileEnd( pid );
viewer.lightbox.iface.replaceImageWith( imageEle );
viewer.lightbox.iface.$imageDiv.removeClass( 'empty' );
viewer.updateControls();
@ -655,6 +691,12 @@
};
imageEle.src = imageInfo.imageinfo[0].thumburl || imageInfo.imageinfo[0].url;
pid = viewer.profileStart( 'image-load', {
width: innerInfo.width,
height: innerInfo.height,
fileSize: innerInfo.size
}, innerInfo.mime );
} );
comingFromPopstate = false;
@ -761,14 +803,81 @@
if ( mw.eventLog ) {
mw.eventLog.logEvent( 'MediaViewer', {
version: '1.0',
action: action,
userId: mw.user.getId(),
editCount: mw.config.get( 'wgUserEditCount', 0 )
version: '1.1',
action: action
} );
}
};
( function () {
var profiling = {},
nonce = 0;
/**
* Start profiling an event
* @param {string} type Can be image-load, image-resize, metadata-fetch, gender-fetch
* @param {object} [imgSize] Size of image (for image related events)
* @param {number} [imgSize.width] In pixels
* @param {number} [imgSize.height] In pixels
* @param {number} [imgSize.filesize] In bytes
* @param {string} [fileType] File type (for image related events)
* @param {number} [timeout] Optional timeout for the event.
* @returns {number} The id used to finish the profiling
*/
MMVP.profileStart = function ( type, imgSize, fileType, timeout ) {
var thisid = nonce++;
imgSize = imgSize || {};
profiling[thisid] = {
version: '1.0',
action: type,
imageWidth: imgSize.width,
imageHeight: imgSize.height,
fileSize: imgSize.filesize,
fileType: fileType,
userAgent: navigator.userAgent,
start: Date.now()
};
mw.log( mmvLogActions['profile-' + type + '-start'].replace( /\$1/g, thisid ) );
if ( timeout ) {
window.setTimeout( function () {
profiling[thisid] = undefined;
}, timeout );
}
return thisid;
};
/**
* Signal the end of an event being profiled and send the
* eventlogging message.
* @param {number} id Should be the value returned from profileStart
* @param {boolean} [includeTime] For testing, whether to include the time in the message. Time is zero otherwise.
*/
MMVP.profileEnd = function ( id, includeTime ) {
var msg;
if ( profiling[id] ) {
msg = profiling[id];
msg.milliseconds = includeTime ? Date.now() - msg.start : 0;
delete msg.start;
mw.log(
mmvLogActions['profile-' + msg.action + '-end']
.replace( /\$1/g, id )
.replace( /\$2/g, msg.milliseconds )
);
if ( mw.eventLog ) {
mw.eventLog.logEvent( 'MediaViewerPerf', msg );
}
}
};
}() );
/**
* Transforms a date string into localized, human-readable format.
* Unrecognized strings are returned unchanged.

96
tests/qunit/ext.multimediaViewer.test.js
View file

@ -1,4 +1,22 @@
( function ( mw, $ ) {
var logTests = [
[ 'thumbnail-link-click', 'User clicked on thumbnail to open lightbox.' ],
[ 'enlarge-link-click', 'User clicked on enlarge link to open lightbox.' ],
[ 'fullscreen-link-click', 'User clicked on fullscreen button in lightbox.' ],
[ 'defullscreen-link-click', 'User clicked on button to return to normal lightbox view.' ],
[ 'close-link-click', 'User clicked on the lightbox close button.' ],
[ 'site-link-click', 'User clicked on the link to the file description page.' ],
[ 'Something happened', 'Something happened' ]
],
profileTests = [
[ 'image-load', 'Profiling image load with ID $1', 'Finished image load with ID $1 in $2 milliseconds', 200, 200, 120348, 'jpg' ],
[ 'image-resize', 'Profiling image resize with ID $1', 'Finished image resize with ID $1 in $2 milliseconds', 400, 400, 500000, 'png' ],
[ 'metadata-fetch', 'Profiling image metadata fetch with ID $1', 'Finished image metadata fetch with ID $1 in $2 milliseconds' ],
[ 'gender-fetch', 'Profiling uploader gender fetch with ID $1', 'Finished uploader gender fetch with ID $1 in $2 milliseconds' ]
];
QUnit.module( 'ext.multimediaViewer', QUnit.newMwEnvironment() );
function createGallery( imageSrc ) {
@ -120,4 +138,82 @@
assert.ok( true, 'Resized image is not replaced since we have not data.' );
} );
QUnit.test( 'Logging works as expected', 4 * logTests.length, function ( assert ) {
var i, test, msgName, expectedMsg,
viewer = new mw.MultimediaViewer(),
backupLog = mw.log,
backupEventLog = mw.eventLog;
function checkLogging( msg ) {
assert.strictEqual( msg, expectedMsg, 'Message ' + msgName + ' is logged correctly.' );
}
function checkLoggingEventLog( type, event ) {
assert.strictEqual( type, 'MediaViewer', 'Eventlogging gets the right event type for message ' + msgName + '.' );
assert.strictEqual( event.version, '1.1', 'Eventlogging gets the right version number for message ' + msgName + '.' );
assert.strictEqual( event.action, msgName, 'Eventlogging gets the right action name for message ' + msgName + '.' );
}
mw.log = checkLogging;
mw.eventLog = mw.eventLog || {};
mw.eventLog.logEvent = checkLoggingEventLog;
for ( i = 0; i < logTests.length; i++ ) {
test = logTests[i];
msgName = test[0];
expectedMsg = test[1];
viewer.log( msgName );
}
mw.log = backupLog;
mw.eventLog = backupEventLog;
} );
QUnit.test( 'Profiling works as expected', ( 12 * profileTests.length ), function ( assert ) {
var i, pid, test, msgName, expectedMsg, expectedImageWidth,
expectedFileSize, expectedFileType, expectedImageHeight,
viewer = new mw.MultimediaViewer(),
backupLog = mw.log,
backupEventLog = mw.eventLog;
function checkLogging( msg ) {
assert.strictEqual( msg, expectedMsg, 'Message ' + msgName + ' is logged correctly.' );
}
function checkProfileEventLog( type, msg ) {
assert.strictEqual( type, 'MediaViewerPerf', 'EventLogging gets the right event type for profile message ' + msgName + '.' );
assert.strictEqual( msg.version, '1.0', 'EventLogging gets the right version number for profile message ' + msgName + '.' );
assert.strictEqual( msg.action, msgName, 'EventLogging gets the right action name for message ' + msgName + '.' );
assert.strictEqual( msg.start, undefined, 'MultimediaViewer#profileEnd deletes the event start time from ' + msgName + ' profiles sent to EventLogging.' );
assert.strictEqual( msg.fileSize, expectedFileSize, 'EventLogging sees the correct file size for ' + msgName + ' profiles.' );
assert.strictEqual( msg.fileType, expectedFileType, 'EventLogging sees the correct filetype for ' + msgName + ' profiles.' );
assert.strictEqual( msg.imageHeight, expectedImageHeight, 'EventLogging sees the correct image height for ' + msgName + ' profiles.' );
assert.strictEqual( msg.imageWidth, expectedImageWidth, 'EventLogging sees the correct image width for ' + msgName + ' profiles.' );
assert.strictEqual( msg.userAgent, navigator.userAgent, 'EventLogging logs the browser user-agent string for ' + msgName + ' profiles.' );
}
mw.log = checkLogging;
mw.eventLog = mw.eventLog || {};
mw.eventLog.logEvent = checkProfileEventLog;
for ( i = 0; i < profileTests.length; i++ ) {
test = profileTests[i];
msgName = test[0];
expectedMsg = test[1].replace( /\$1/g, i );
expectedImageWidth = test[3];
expectedImageHeight = test[4];
expectedFileSize = test[5];
expectedFileType = test[6];
pid = viewer.profileStart( msgName, { width: expectedImageWidth, height: expectedImageHeight, filesize: expectedFileSize }, expectedFileType );
assert.strictEqual( pid, i, 'nonce-style profile IDs come in order.' );
expectedMsg = test[2].replace( /\$1/g, i ).replace( /\$2/g, 0 );
viewer.profileEnd( pid, false );
}
mw.log = backupLog;
mw.eventLog = backupEventLog;
} );
}( mediaWiki, jQuery ) );