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ycheng.twgmail.com / Launchpad bug tags helper

// ==UserScript==
// @name         Launchpad bug tags helper
// @namespace    https://launchpad.net/~julian-liu
// @version      3.2
// @license      MIT
// @description  LP bugs tags helper
// @author       Julian Liu, YC Cheng, Jason Lo
// @match        https://bugs.launchpad.net/*/+filebug
// @match        https://bugs.launchpad.net/*/+bug/*
// @match        https://*.launchpad.net/~oem-solutions-engineers/+branches*
// @match        https://code.launchpad.net/~oem-solutions-engineers*
// @match        https://*.launchpad.net/~*/*/+git/*/+ref/*
// @connect      cedelivery.access.ly
// @connect      bugs.launchpad.net
// @connect      launchpad.net
// @grant        GM_xmlhttpRequest
// ==/UserScript==

function interceptorSetup() {
    // override submit handling
    HTMLFormElement.prototype.real_submit = HTMLFormElement.prototype.submit;
    HTMLFormElement.prototype.submit = interceptor;

    document.getElementById('filebug-form').addEventListener('submit', function(e) {
        // stop the form from submitting
        e.preventDefault();

        interceptor(e);
    }, true);
}

function interceptor(e) {
    var frm = e ? e.target : this;

    tagNode = frm.elements['field.tags'];

    if (tagNode.value.length === 0) {
        var check = confirm('No tags entered. Are you sure to submit this bug without any tag?');
        if (!check) {
                return;
        }
    }
    // submit default is prevented, so we add new submit node instead
    submitNode = document.createElement('input');
    submitNode.name = 'field.actions.submit_bug';
    submitNode.type = 'text';
    submitNode.value = 'Submit Bug Report';
    frm.appendChild(submitNode);
    HTMLFormElement.prototype.real_submit.apply(frm);
}

function addTagStyle() {
    var menuStyle = `
#wrap {
width: 100px;
height: 50px;
padding-bottom: 10px;
margin: 0;  /* Ensures there is no space between sides of the screen and the menu */
z-index: 1; /* Makes sure that your menu remains on top of other page elements */
background-color: GhostWhite;
}
.navbar	{
height: 50px;
padding: 0;
padding-bottom: 10px;
margin: 0;
border-right: 1px solid #fafaff;
z-index: 12;
}
.navbar li {
padding-bottom: 10px;
height: auto;
width: 100px;  /* Each menu item is 100px wide */
/*float: left;   This lines up the menu items horizontally */
object-position: top;
text-align: center;  /* All text is placed in the center of the box */
list-style: none;  /* Removes the default styling (bullets) for the list */
font: normal bold 12px/1.2em Arial, Verdana, Helvetica;
padding: 0;
margin: 0;
background-color: GhostWhite;
}
.navbar a {
padding: 18px 0;  /* Adds a padding on the top and bottom so the text appears centered vertically */
border-left: 1px solid #fafaff;  /* Creates a border in a slightly lighter shade of blue than the background.  Combined with the right border, this creates a nice effect. */
border-right: 1px solid #fafaff; /* Creates a border in a slightly darker shade of blue than the background.  Combined with the left border, this creates a nice effect. */
text-decoration: none;  /* Removes the default hyperlink styling. */
color: #000; /* Text color is black */
display: block;
}
.navbar li:hover, a:hover {
background-color: #e5f3ff;
}
.navbar li ul {
display: none; /* Hides the drop-down menu */
margin: 0; /* Aligns drop-down box underneath the menu item */
padding: 0; /* Aligns drop-down box underneath the menu item */
margin-left: 100px;
float:left;
margin-top: -45px;
height: 0;
}
.navbar li:hover ul {
display: block; /* Displays the drop-down box when the menu item is hovered over */
z-index: 12;
padding-left: 1px;
}
.navbar li ul li {
background-color: #e1e1e7;
width: 150px;
font: normal 12px/1.2em Arial, Verdana, Helvetica;
position: relative;
z-index: 999;
}
.navbar li ul li a {
border-left: 1px solid #0026ff;
border-right: 1px solid #0026ff;
border-top: 1px solid #0026ff;
z-index: 1001;
}
.navbar li ul li:hover {
background-color: #d1d7e8;
z-index: 1000;
}
.checkedmark:before {
content: '✓';
}
    `;

    var css = document.createElement("style");
    css.type = "text/css";
    css.innerHTML = menuStyle;
    document.body.appendChild(css);
}

function toggleTagValue(formId, tagElement, tag) {
    var tagNode = document.getElementById(formId).elements[tagElement];
    var liNode = document.getElementById('taglist.' + tag);

    if (tagNode.value.indexOf(tag) !== -1) {
        tagNode.value = tagNode.value.replace(' ' + tag, '');
        tagNode.value = tagNode.value.replace(tag, '');
        liNode.className = '';
    }
    else {
        tagNode.value = tagNode.value + ' ' + tag;
        liNode.className = 'checkedmark';
    }
}

// This function is used by tag editing page only
// Filing new bug page will always show tag listing
function toggleTagHidden() {
    var divNode = document.getElementById('wrap');
    var planNode = document.getElementById('timeline-container');
    if (divNode.className === 'hidden') {
        divNode.className = '';
        divNode.style.display = 'inline-block';
        if (planNode !== null) {
            planNode.className = 'hidden';
            planNode.style.display = '';
        }

        var inputNode = document.getElementById('tags-form').elements['tag-input'];
        inputNode.size = 40;

        // iterate tag content to show correct checkmark
        inputNode.value.split(' ').forEach(function(tagName) {
            var liNode = document.getElementById('taglist.' + tagName);
            if (liNode !== null) {
                liNode.className = 'checkedmark';
            }
        });
    }
    else {
        divNode.className = 'hidden';
        divNode.style.display = '';
        if (planNode !== null) {
            planNode.className = 'yui3-widget yui3-timelinegraph';
            planNode.style.display = 'block';
        }
    }
}

function insertAfter(newNode, referenceNode) {
    referenceNode.parentNode.insertBefore(newNode, referenceNode.nextSibling);
}

function readExternalTags(url, callback) {
    GM_xmlhttpRequest({
        method: "GET",
        url: url,
        onload: function (response) {
            if (response.status == 200) {
                callback(response.responseText);
            }
        }
    });
}

function tagList(formId, tagElement, targetNode) {
    // ?q= to avoid cache
    var extTagUrl = 'https://cedelivery.access.ly/tag.json?q=';
    var intTagurl = 'https://bugs.launchpad.net/somerville/+bug/1713956?q=';
    var pubTagurl = 'https://bugs.launchpad.net/lyoncore/+bug/1927308?q=';
    //var qaTagurl = 'https://git.launchpad.net/qabro/tree/qabro/data/tags.json?q=';
    
    var tagDiv = document.createElement('div');
    tagDiv.id = 'wrap';
    var ulLevel1 = document.createElement('ul');
    ulLevel1.className = 'navbar';
    ulLevel1.id = 'navbartop';
    tagDiv.appendChild(ulLevel1);

    function appendCategory(tagData) {
        var topNode = document.getElementById('navbartop');

        Object.keys(tagData).forEach(function(key, index) {
            var liCategory = document.createElement('li');
            topNode.appendChild(liCategory);
            liCategory.innerHTML = liCategory.innerHTML + key + ' →';

            var ulLevel2 = document.createElement('ul');
            for (var i = 0; i < tagData[key].length; i++) {
                var liItem = document.createElement('li');
                ulLevel2.appendChild(liItem);
                liItem.innerHTML = liItem.innerHTML + tagData[key][i];
                liItem.id = 'taglist.' + tagData[key][i];
                (function(value){
                    liItem.addEventListener("click", function() {
                        toggleTagValue(formId, tagElement, value);
                    }, false);})(tagData[key][i]);
            }
            liCategory.appendChild(ulLevel2);
        });
    }

    insertAfter(tagDiv, targetNode);

    //var json_obj = JSON.parse(Get(qaTagurl));
    //console.log("this is the author name: "+json_obj);

    loadBugDescription(pubTagurl, function(text){
        console.log('QA tag data loaded');
        var data = JSON.parse(text);
        for (var keyname in data.tags) {
            data.tags[keyname].sort();
        }
        appendCategory(data.tags);
    });
    
    
    addTagStyle();

    loadBugDescription(intTagurl, function(text){
        console.log('External data loaded');
        var data = JSON.parse(text);
        for (var keyname in data.tags) {
            data.tags[keyname].sort();
        }
        appendCategory(data.tags);
        loadPlatformPlan(data.plan, data.owner);
    });
}

//function Get(yourUrl){
//    var Httpreq = new XMLHttpRequest(); // a new request
//    Httpreq.open("GET",yourUrl,false);
//    Httpreq.send(null);
//    return Httpreq.responseText;
//}

function loadExtHtml(url, callback) {
    var ajaxReq = new XMLHttpRequest();
    ajaxReq.open('GET', url, true);
    ajaxReq.onreadystatechange = function() {
        if (ajaxReq.readyState === 4 && ajaxReq.status == '200') {
            callback(ajaxReq.responseText);
        }
    };
    ajaxReq.send(null);
}

function loadBugDescription(url, callback) {
    loadExtHtml(url, function(text){
        var doc = document.implementation.createHTMLDocument("");
        doc.documentElement.innerHTML = text;
        var children = doc.getElementById('edit-description').childNodes;
        for (var i=0, len=children.length; i < len; i++){
            if (children[i].className == 'yui3-editable_text-text'){
                callback(children[i].textContent);
                break;
            }
        }
    });
}

function setupOberver() {
    var attrObserver = new MutationObserver(function(mutations) {
        mutations.forEach(function(mutation) {
            if (mutation.attributeName === 'class') {
                toggleTagHidden();
            }
        });
    });

    var childObserver = new MutationObserver(function(mutations) {
        mutations.forEach(function(mutation) {
            if (mutation.type === 'childList') {
                var tagFormNode = document.getElementById('tags-form');
                if (tagFormNode !== null) {
                    attrObserver.observe(tagFormNode,  {
                        attributes: true,
                    });
                }
            }
        });
    });

    var formNode = document.getElementById('tags-form');
    if (formNode === null) {
        // bind dom insert event first, since the target element we want to
        // listen for attribute change is not existed yet
        childObserver.observe(document.getElementById('bug-tags'),  {
            childList: true
        });
    }
    else {
        attrObserver.observe(formNode,  {
            attributes: true,
        });
    }
}

function addDueDate(data, milestone) {
    var table = document.getElementById('affected-software');

    for (var i = 1; i < table.rows.length; i = i + 2) {
        if (table.rows[i].cells.length) {
            var milestoneCell = table.rows[i].cells[5];
            var dueDiv = document.createElement('div');
            var targetDate = new Date(data);
            var nowDate = new Date();
            var dueDate;

            // if not the first row of series
            if (table.rows[i].cells[1].children.length > 1) {
                var seriesName = table.rows[i].cells[1].children[1].innerHTML;

                // Insert the due date at Hwe-* milestone td (if no milestone defined)
                if (seriesName.startsWith('Hwe-')) {
                    let oldDueDate;
                    if (milestoneCell.innerText.startsWith('Target to milestone')) {
                        // a future date
                        oldDueDate = new Date('2099-12-31T00:00:00Z');
                    }
                    else if (milestoneCell.innerText.startsWith('Due date:')) {
                        // save old due date to compare which one is closer
                        oldDueDate = new Date(milestoneCell.innerText.substring(10, 20));
                    }
                    else {
                        // probally already had a LP milestone
                        continue;
                    }

                    if (milestone == 'IEV Reg QA') {
                        // IEV-R date
                        dueDate = targetDate;
                    }
                    else if (milestone == '[PRTS]A-CAN') {
                        // Post RTS has no IEV-R, use [PRTS]A-CAN - 2 weeks as due date
                        dueDate = new Date(targetDate.getTime() - (14 * 24 * 60 * 60 * 1000));
                    }
                    else if (milestone == 'GM') {
                        // GM - 2 weeks as due date for hwe
                        dueDate = new Date(targetDate.getTime() - (14 * 24 * 60 * 60 * 1000));
                    }
                    else {
                        // unknown milestone
                        dueDate = new Date('2100-12-31T00:00:00Z');
                    }
                    // if we have a earlier due date, update the column
                    if (dueDate < oldDueDate) {
                        while(milestoneCell.firstChild) {
                            milestoneCell.removeChild(milestoneCell.firstChild);
                        }
                        dueDiv.textContent = 'Due date: ' + dueDate.getFullYear() + '/' + (dueDate.getMonth() + 1) + '/' + dueDate.getDate();
                        if (nowDate > dueDate) {
                            dueDiv.style.color = 'Red';
                        }
                        milestoneCell.appendChild(dueDiv);
                        oldDueDate = dueDate;
                    }
                    // IEV-R already passed, append (A-CAN - 2 weeks) date
                    if (nowDate > oldDueDate && milestone == 'A-CAN') {
                        let aCanDate = new Date(targetDate.getTime() - (14 * 24 * 60 * 60 * 1000));
                        let acanDueStr = aCanDate.getFullYear() + '/' + (aCanDate.getMonth() + 1) + '/' + aCanDate.getDate();
                        let aCanDiv = document.createElement('div');
                        if (milestoneCell.children.length > 1) {
                            let oldACanDiv = milestoneCell.lastChild;
                            let oldACanDate = new Date(oldACanDiv.innerText.substring(17, 27));
                            if (aCanDate < oldACanDate) {
                                milestoneCell.removeChild(oldACanDiv);
                            }
                        }
                        // Update Acan date only if it's earlier
                        if (milestoneCell.children.length == 1) {
                            aCanDiv.textContent = 'A-CAN(-2 weeks): ' + acanDueStr;
                            if (nowDate > aCanDate) {
                                aCanDiv.style.color = 'Red';
                            }
                            milestoneCell.appendChild(aCanDiv);
                        }
                    }
                }
            }
            else {
                var seriesMain = table.rows[i].cells[1].children[0].children[0].children[0].innerText;
                if(seriesMain.startsWith('somerville') || seriesMain.includes('Carson') || seriesMain.includes('Stella') || seriesMain.startsWith('The Sutton Project')) {
                    let oldDueDate;
                    if (milestoneCell.innerText.startsWith('Target to milestone')) {
                        // a future date
                        oldDueDate = new Date('2099-12-31T00:00:00Z');
                    }
                    else if (milestoneCell.innerText.startsWith('Due date:')) {
                        // save old due date to compare which one is closer
                        oldDueDate = new Date(milestoneCell.innerText.substring(10, 20));
                    }
                    else {
                        // probally already had a LP milestone
                        continue;
                    }
                    // IEV Reg QA only affects hwe
                    if (milestone == 'IEV Reg QA') continue;

                    // Due date is 7 days before A-CAN
                    dueDate = new Date(targetDate.getTime() - (7 * 24 * 60 * 60 * 1000));

                    // if we have a earlier due date, update the column
                    if (dueDate < oldDueDate) {
                        while(milestoneCell.firstChild) {
                            milestoneCell.removeChild(milestoneCell.firstChild);
                        }
                        dueDiv.textContent = 'Due date: ' + dueDate.getFullYear() + '/' + (dueDate.getMonth() + 1) + '/' + dueDate.getDate();
                        if (nowDate > dueDate) {
                            dueDiv.style.color = 'Red';
                        }
                        milestoneCell.appendChild(dueDiv);
                    }
                }
            }
        }
    }
}

function loadPlatformPlan(data, owners) {
    var tagsDiv = document.getElementById('bug-tags');
    var affectedDiv = document.getElementById('affected-software');
    if (tagsDiv !== null) {
        var planDiv = document.createElement('div');
        var planHead = document.createElement('span');

        planDiv.id = 'bug-plan';

        var timelineList = [];
        var maxLandmarksLength = 0;
        var ownerStr = "";

        for (let tagName of document.getElementById('tag-list').textContent.split(' ')) {
            var tagNameTrimmed = tagName.trim();
            var timelineData = {
                'is_development_focus': false,
                'landmarks': [],
                'name': tagNameTrimmed,
                'status': 'Active Development',
                'uri': ''
            };
            if (tagNameTrimmed.length > 0 && tagNameTrimmed in data) {
                for (var milestone in data[tagNameTrimmed]) {
                    if (/.*Report$/.test(milestone)) {
                        // skip * report date
                        continue;
                    }

                    if (milestone == 'A-CAN' || milestone == 'GM' || milestone == 'A00' || milestone == 'IEV Reg QA' || milestone == '[PRTS]A-CAN') {
                        addDueDate(data[tagNameTrimmed][milestone], milestone);
                    }
                    var landmarksData = {type: 'milestone', uri: ''};
                    landmarksData.code_name = milestone;
                    landmarksData.name = milestone + '(' + data[tagNameTrimmed][milestone].substring(5) + ')';
                    landmarksData.date = data[tagNameTrimmed][milestone];
                    if (new Date() > new Date(landmarksData.date)) {
                        landmarksData.type = 'release';
                    }
                    else {
                        // check if there's no previous arrow in landmarks
                        var arrows = timelineData.landmarks.filter(function(data){
                            return data.type == 'arrow';
                        });
                        if (arrows.length === 0) {
                            landmarksData.type = 'arrow';
                        }
                    }
                    timelineData.landmarks.unshift(landmarksData);
                }

                timelineList.push(timelineData);
                maxLandmarksLength = Math.max(maxLandmarksLength, timelineData.landmarks.length);
            }
            if (tagNameTrimmed.length > 0 && tagNameTrimmed in owners) {
                ownerStr = owners[tagNameTrimmed];
            }
        }
        if (timelineList.length > 0) {
            planHead.textContent = 'Plan: ';
            // Insert head as first child
            planDiv.insertAdjacentElement('afterbegin', planHead);
            tagsDiv.appendChild(planDiv);

            var timelineDiv = document.createElement('div');
            timelineDiv.id = 'timeline-container';
            timelineDiv.className = 'yui3-widget yui3-timelinegraph';
            planDiv.appendChild(timelineDiv);
        }

        // assume YUI is loaded by original page
        LPJS.use('lp.registry.timeline', function (Y) {
            if (timelineList.length === 0) {
                return;
            }
            var container = Y.one('#timeline-container');
            container.setStyle('display', 'block');
            var config = {
                timeline: timelineList,
                boundingBox: container
            };
            var graph = new Y.lp.registry.timeline.TimelineGraph(config);
            graph.render();
            // zoom out graph by landmark counts
            if (maxLandmarksLength > 6) {
                graph.graph_scale /= 1.1;
                graph.syncUI();
            }

            // reset fixed position
            Y.all('.yui3-timelinegraph-zoom-box').setStyle('position', '');
        });
        if (ownerStr.length > 0) {
            var ownerDiv = document.createElement('div');
            var ownerHead = document.createElement('span');
            ownerDiv.id = 'bug-onwer';

            ownerHead.textContent = 'Owner => ' + ownerStr;
            ownerDiv.insertAdjacentElement('afterbegin', ownerHead);
            insertAfter(ownerDiv, affectedDiv);
        }
    }
}

function hookBranchFilter() {
    LPJS.use('node', 'event', function(Y) {
        Y.on('domready', function () {
            var url = 'https://cedelivery.access.ly/branch.json?q=';
            readExternalTags(url, function(text){
                console.log('Branch list loaded');
                container = Y.one('#branches-table-listing');
                obj = Y.Node.create('<div id="branch-filter">Filter: <input id="branch-filter-text" size=60 placeholder="enter your search here, press enter to apply"></div>');
                container.insert(obj, Y.one('#branch-batch-links'));

                branch_list = JSON.parse(text)['oem-solutions-engineers'];

                Y.one('#branch-filter-text').on('change', function(e) {
                    var val = e.currentTarget.get('value');
                    console.log('search: "' + val + '" among ' + branch_list.length + ' branches');
                    Y.all('#branchtable > tbody > tr').each(function(node) {
                        // remove all rows
                        node.remove();
                    });
                    Y.one('#branch-batch-links').hide();
                    Y.all('.lower-batch-nav').hide();

                    var tableBody = Y.one('#branchtable > tbody');
                    for (let branch of branch_list) {
                        // search against display name
                        if (branch.display_name.includes(val)) {
                            var revUrl = branch.web_link.replace('https://code.launchpad.net', 'https://bazaar.launchpad.net') + '/revision/' + branch.revision_count;
                            var obj = `<tr>
<td>
<a class="sprite branch" href="${branch.web_link}">${branch.display_name}</a>
</td>
<td align="right" style="padding-right: 5px">
<img alt="(Private)" width="14" height="14" src="/@@/private" title="Private">
</td>
<td>
<span class="branchstatusDEVELOPMENT">Development</span>
</td>
<td>
<span class="sortkey">${branch.date_last_modified}</span>
<span title="${branch.date_last_modified}">${branch.date_last_modified}</span>
<td>
<div class="lastCommit">
Rev: <a href="${revUrl}">${branch.revision_count}</a>.
</div>
</td>
</tr>`;
                            tableBody.append(obj);
                        }
                    }
                });
            });
        });
    });
}

function linkGitLpBug() {
    LPJS.use('node', 'event', function(Y) {
        Y.on('domready', function () {
            // iterate all git commits to find LP: #xxxxxxx
            var allBugs = [];
            Y.all('.commit-message').each(function(node) {
                var lpBugRegexp = /LP:\s+\#\d+(?:,\s*\#\d+)*/;
                var commitContent = node.get('innerText');
                var match = lpBugRegexp.exec(commitContent);
                if (match != null) {
                    for (let bugHash of match[0].substring(4).split(',')) {
                        // trim space and #
                        let bugNum = bugHash.replace(/^([#\s]*)|\s$/g, '');
                        if (!allBugs.includes(bugNum)) {
                            allBugs.push(bugNum);
                        }
                    }
                }
            });

            var bugIndex = 0;
            function fetchBugStatus() {
                let bugNum = allBugs[bugIndex];
                let bugUrl = "https://launchpad.net/bugs/" + bugNum;
                readExternalTags(bugUrl, function(text){
                    let doc = document.implementation.createHTMLDocument("");
                    doc.documentElement.innerHTML = text;
                    let title = 'Bug #' + bugNum + ': ' + doc.getElementById('edit-title').childNodes[1].textContent.replace(/^([\n\s]*)|([\n\s]*)$/g, '');
                    let status = doc.getElementsByClassName('status-content')[0].textContent.replace(/^([\n\s]*)|([\n\s]*)$/g, '');
                    let importance = doc.getElementsByClassName('importance-content')[0].textContent.replace(/^([\n\s]*)|([\n\s]*)$/g, '');
                    let clsImportance = 'importance' + importance.toUpperCase();
                    let clsStatus = 'status' + status.replace(/\s/g, '').toUpperCase();
                    let bugNode = `
<tr class="buglink-summary" id="buglink-${bugNum}">
<td class="first"><a href="https://launchpad.net/bugs/${bugNum}" class="sprite bug-critical">${title}</a></td>
<td><span class=${clsImportance}>${importance}</span></td>
<td><span class=${clsStatus}>${status}</span></td>
</tr>
`;
                    Y.one('#buglink-tbody').append(bugNode);
                    if (bugIndex < allBugs.length - 1) {
                        bugIndex += 1;
                        fetchBugStatus();
                    }
                });
            }
            if (allBugs.length > 0)  fetchBugStatus();

            var relBugNode = `<div id="related-bugs">
<h3>Related bugs</h3>
<div id="buglinks" class="actions">
<div id="buglink-list">
<table>
<tbody id="buglink-tbody">
</tbody>
</table>
</div>
</div>
</div>
`;
            obj = Y.Node.create(relBugNode);
            container = Y.one('#ref-relations');
            container.append(relBugNode);
        });
    });
}

(function() {
    'use strict';

    //debugger;
    var anchorNode, tagNode;
    var curUrl = window.location.href;
    if (/\+filebug$/.test(curUrl)) {
        anchorNode = document.getElementById('filebug-form').elements['field.tags'].parentNode.parentNode.parentNode;
        tagNode = document.getElementById('filebug-form').elements['field.tags'];

        // enlarge text input size
        tagNode.size = '40';
        tagList('filebug-form', 'field.tags', anchorNode);
        interceptorSetup();
    }
    else if (curUrl.includes('launchpad.net') && curUrl.includes('+git') && curUrl.includes('+ref')) {
        linkGitLpBug();
    }
    else if (curUrl.includes('~oem-solutions-engineers') && (curUrl.includes('code.launchpad.net') || curUrl.includes('+branches'))) {
        hookBranchFilter();
    }
    else {
        anchorNode = document.getElementById('bug-tags').childNodes[8];

        tagList('tags-form', 'tag-input', anchorNode);
        toggleTagHidden();
        setupOberver();
    }
})();