click handlers for content links

app/app/components/document/document-view.js

@@ -17,6 +17,7 @@ export default Ember.Component.extend(NotifierMixin, TooltipMixin, {
 	documentService: Ember.inject.service('document'),
 	sectionService: Ember.inject.service('section'),
 	appMeta: Ember.inject.service(),
+	link: Ember.inject.service(),
 	/* Parameters */
 	document: null,
 	// pages: [],
@@ -50,6 +51,10 @@ export default Ember.Component.extend(NotifierMixin, TooltipMixin, {
 		});
 	},
 
+	didRender() {
+		this.contentLinkHandler();
+	},
+
 	willDestroyElement() {
 		this.destroyTooltips();
 
@@ -60,6 +65,32 @@ export default Ember.Component.extend(NotifierMixin, TooltipMixin, {
 		}
 	},
 
+	contentLinkHandler() {
+		let links = this.get('link');
+		let doc = this.get('document');
+		let self = this;
+
+		$("a[data-documize='true']").off('click').on('click', function() {
+			let link = links.getLinkObject(this);
+
+			// local link? exists?
+			if (link.linkType === "section" && link.documentId === doc.get('id')) {
+				let exists = self.get('pages').findBy('id', link.targetId);
+
+				if (_.isUndefined(exists) || link.orphan) {
+					self.showNotification('Broken link!');
+					return false;
+				} else {
+					self.attrs.gotoPage(link.targetId);
+					return false;
+				}
+			}
+
+			links.linkClick(doc, link);
+			return false;
+		});
+	},
+
 	actions: {
 		confirmDeleteAttachment(id, name) {
 			this.set('deleteAttachment', {

app/app/components/document/edit-tools.js

@@ -18,20 +18,34 @@ const {
 
 export default Ember.Component.extend(TooltipMixin, {
 	link: service(),
-	hasSections: false,
-	hasAttachments: false,
 	linkName: '',
 	keywords: '',
 	selection: null,
+	tabs: [
+		{ label: 'Section', selected: true },
+		{ label: 'Attachment', selected: false },
+		{ label: 'Search', selected: false }
+	],
+
+	showSections: Ember.computed('tabs.@each.selected', function() {
+		return this.get('tabs').findBy('label', 'Section').selected;
+	}),
+	showAttachments: Ember.computed('tabs.@each.selected', function() {
+		return this.get('tabs').findBy('label', 'Attachment').selected;
+	}),
+	showSearch: Ember.computed('tabs.@each.selected', function() {
+		return this.get('tabs').findBy('label', 'Search').selected;
+	}),
 
 	init() {
 		this._super(...arguments);
 		let self = this;
 
+		let folderId = this.get('folder.id');
 		let documentId = this.get('document.id');
 		let pageId = this.get('page.id');
 
-		this.get('link').getCandidates(documentId, pageId).then(function (candidates) {
+		this.get('link').getCandidates(folderId, documentId, pageId).then(function (candidates) {
 			self.set('candidates', candidates);
 			self.set('hasSections', is.not.null(candidates.pages) && candidates.pages.length);
 			self.set('hasAttachments', is.not.null(candidates.attachments) && candidates.attachments.length);
@@ -69,6 +83,10 @@ export default Ember.Component.extend(TooltipMixin, {
 			}
 
 			return this.get('onInsertLink')(selection);
+		},
+
+		onTabSelect(tabs) {
+			this.set('tabs', tabs);
 		}
 	}
 });

app/app/components/ui/ui-tab.js

@@ -0,0 +1,32 @@
+// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
+//
+// This software (Documize Community Edition) is licensed under
+// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
+//
+// You can operate outside the AGPL restrictions by purchasing
+// Documize Enterprise Edition and obtaining a commercial license
+// by contacting <sales@documize.com>.
+//
+// https://documize.com
+
+import Ember from 'ember';
+
+export default Ember.Component.extend({
+	myWidth: Ember.computed('tabs', function() {
+		let count = this.get('tabs.length');
+		let width = 95 / count;
+		return Ember.String.htmlSafe("width: " + `${width}%;`);
+	}),
+
+	actions: {
+		onTabSelect(tab) {
+			this.get('tabs').forEach(t => {
+				Ember.set(t, 'selected', false);
+			});
+
+			Ember.set(tab, 'selected', true);
+
+			this.attrs.onTabSelect(this.get('tabs'));
+		}
+	}
+});

app/app/initializers/event-bus.js

@@ -18,6 +18,6 @@ export function initialize(application) {
 
 export default {
     name: 'eventBus',
-    after: 'session',
+    after: 'application',
     initialize: initialize
 };

app/app/initializers/route-injector.js

@@ -0,0 +1,20 @@
+// Copyright 2016 Documize Inc. <legal@documize.com>. All rights reserved.
+//
+// This software (Documize Community Edition) is licensed under
+// GNU AGPL v3 http://www.gnu.org/licenses/agpl-3.0.en.html
+//
+// You can operate outside the AGPL restrictions by purchasing
+// Documize Enterprise Edition and obtaining a commercial license
+// by contacting <sales@documize.com>.
+//
+// https://documize.com
+
+export function initialize(application) {
+    application.inject('component', 'router', 'router:main');
+	application.inject('service', 'router', 'router:main');
+}
+
+export default {
+    name: 'route-injector',
+    initialize: initialize
+};

app/app/pods/document/index/route.js

@@ -16,7 +16,6 @@ export default Ember.Route.extend(AuthenticatedRouteMixin, {
 	documentService: Ember.inject.service('document'),
 	folderService: Ember.inject.service('folder'),
 	userService: Ember.inject.service('user'),
-
 	pages: [],
 	attachments: [],
 	users: [],
@@ -107,14 +106,5 @@ export default Ember.Route.extend(AuthenticatedRouteMixin, {
 		controller.set('meta', meta);
 
 		this.browser.setMetaDescription(model.get('excerpt'));
-	},
-
-	// Document view needs all white background!
-	activate() {
-		Ember.$('html').addClass('background-color-white');
-	},
-
-	deactivate() {
-		Ember.$('html').removeClass('background-color-white');
 	}
 });

app/app/pods/document/index/template.hbs

@@ -20,6 +20,7 @@
 
 		{{document/document-view document=model pages=pages attachments=attachments folder=folder folders=folders
 			isEditor=isEditor
+			gotoPage=(action 'gotoPage')
 			onAttachmentDeleted=(action 'onAttachmentDeleted')
 			onDeletePage=(action 'onPageDeleted')}}
 	{{/layout/zone-content}}

app/app/services/audit.js

@@ -25,6 +25,7 @@ export default Ember.Service.extend({
 	appId: config.APP.intercomKey,
 
 	init() {
+		this._super(...arguments);
 		this.start();
 	},
 

app/app/services/base.js

@@ -28,5 +28,9 @@ export default Ember.Service.extend({
         }(wait, times);
 
         setTimeout(interv, wait);
+    },
+
+	showNotification(msg) {
+		this.get('eventBus').publish('notifyUser', msg);
 	}
 });

app/app/services/event-bus.js

@@ -13,6 +13,7 @@ import Ember from 'ember';
 
 export default Ember.Service.extend(Ember.Evented, {
 	init() {
+		this._super(...arguments);
 		let _this = this;
 
 		window.addEventListener("scroll", _.throttle(function() {

app/app/services/link.js

@@ -19,10 +19,11 @@ export default Ember.Service.extend({
 	sessionService: service('session'),
 	ajax: service(),
 	appMeta: service(),
+	store: service(),
 
 	// Returns candidate links using provided parameters
-	getCandidates(documentId, pageId /*, keywords*/ ) {
+	getCandidates(folderId, documentId, pageId /*, keywords*/ ) {
-		return this.get('ajax').request(`links/${documentId}/${pageId}`, {
+		return this.get('ajax').request(`links/${folderId}/${documentId}/${pageId}`, {
 			method: 'GET'
 		}).then((response) => {
 			return response;
@@ -35,45 +36,85 @@ export default Ember.Service.extend({
 		let endpoint = this.get('appMeta').get('endpoint');
 		let orgId = this.get('appMeta').get('orgId');
 
-		if (link.linkType === "section") {
+		if (link.linkType === "section" || link.linkType === "document") {
 			href = `/link/${link.linkType}/${link.id}`;
+			result = `<a data-documize='true' data-link-space-id='${link.folderId}' data-link-id='${link.id}' data-link-document-id='${link.documentId}' data-link-target-id='${link.targetId}' data-link-type='${link.linkType}' href='${href}'>${link.title}</a>`;
 		}
 		if (link.linkType === "file") {
 			href = `${endpoint}/public/attachments/${orgId}/${link.targetId}`;
-		}
+			result = `<a data-documize='true' data-link-space-id='${link.folderId}' data-link-id='${link.id}' data-link-document-id='${link.documentId}' data-link-target-id='${link.targetId}' data-link-type='${link.linkType}' href='${href}'>${link.title}</a>`;
-		if (link.linkType === "document") {
-			href = `/link/${link.linkType}/${link.id}`;
 		}
 
-		result = `<a data-documize='true' data-link-id='${link.id}' data-link-document-id='${link.documentId}' data-link-target-id='${link.targetId}' data-link-type='${link.linkType}' href='${href}'>${link.title}</a>`;
 
 		return result;
+	},
+
+	getLinkObject(a) {
+		let link = {
+			linkId: a.attributes["data-link-id"].value,
+			linkType: a.attributes["data-link-type"].value,
+			documentId: a.attributes["data-link-document-id"].value,
+			folderId: a.attributes["data-link-space-id"].value,
+			targetId: a.attributes["data-link-target-id"].value,
+			url: a.attributes["href"].value,
+			orphan: false
+		};
+
+		link.orphan = _.isEmpty(link.linkId) || _.isEmpty(link.documentId) || _.isEmpty(link.folderId) || _.isEmpty(link.targetId);
+
+		return link;
+	},
+
+	linkClick(doc, link) {
+		if (link.orphan) {
+			return;
+		}
+
+		let router = this.get('router');
+		let targetFolder = this.get('store').peekRecord('folder', link.folderId);
+		let targetDocument = this.get('store').peekRecord('document', link.documentId);
+		let folderSlug = is.null(targetFolder) ? "s" : targetFolder.get('slug');
+		let documentSlug = is.null(targetDocument) ? "d" : targetDocument.get('slug');
+
+		// handle section link
+		if (link.linkType === "section") {
+			let options = {};
+	        options['page'] = link.targetId;
+			router.transitionTo('document', link.folderId, folderSlug, link.documentId, documentSlug, { queryParams: options });
+			return;
+		}
+
+		// handle document link
+		if (link.inkType === "document") {
+			router.transitionTo('document', link.folderId, folderSlug, link.documentId, documentSlug);
+			return;
+		}
+
+		// handle attachment links
+		if (link.linkType === "file") {
+			window.location.href = link.url;
+			return;
+		}
 	}
 });
 
 /*
-
-link handler
-	- implement link redirect handler --
-		- for documents: client-side detect
-		- for sections:
-		- for attachments: direct link
-	-
-
-onDelete document/section/file:
-	- mark link table row as ORPHAN
-	- doc view: meta data fetch to load orphaned content
-
 	Keyword search results - docs, section, files
 
-we should not redirect to a link that is in the same document!
+	The link id's get ZERO'd in Page.Body whenever:
-what happens if we delete attachment?
+		- doc is moved to different space
-UpdatePage(): find and persist links from saved content
+		- doc is deleted (set to ZERO and marked as orphan)
+		- page is deleted (set to ZERO and marked as orphan)
+		- page is moved to different doc (update data-document-id attribute value)
+		- attachment is deleted (remove HREF)
 
-1. We need to deal with links server-side
+	link/section/{documentId}/{sectionId}:
-2. We need to click on links in the browser and 'navigate' to linked content
+		- if ZERO id show notification
+		- store previous positions -- localStorage, dropdown menu?
 
-editor.insertContent('&nbsp;<b>It\'s my button!</b>&nbsp;');
+	Markdown editor support
-Selects the first paragraph found
+
-tinyMCE.activeEditor.selection.select(tinyMCE.activeEditor.dom.select('p')[0]);
+	permission checks:
+		can view space
+		can view document
 */

app/app/services/session.js

@@ -41,6 +41,8 @@ export default SimpleAuthSession.extend({
 	}),
 
 	init: function () {
+		this._super(...arguments);
+		
 		this.set('isMac', is.mac());
 		this.set('isMobile', is.mobile());
 	},

app/app/styles/base.scss

@@ -196,7 +196,7 @@ $i: 100;
 	.width-#{$i} {
 		width: #{$i}#{"%"};
 	}
-	$i: $i - 2;
+	$i: $i - 1;
 }
 
 .no-outline {

app/app/styles/view/document/edit-tools.scss

@@ -1,10 +1,10 @@
 .edit-tools {
-	margin: 15px 0 0 20px;
+	margin: 0 0 0 20px;
 	min-height: 500px;
 }
 
 .content-linker-dialog {
-	width: 300px;
+	width: 350px;
 	height: 400px;
 	overflow-y: auto;
 

app/app/styles/widget/widget-tab.scss

@@ -0,0 +1,27 @@
+.widget-tab {
+	width: 100%;
+	margin: 0;
+	padding: 0 5px;
+	text-align: center;
+	border-bottom: 1px solid $color-border;
+
+	> .tab {
+		display: inline-block;
+		margin: 0;
+		padding: 5px 10px;
+		color: $color-off-black;
+		text-align: center;
+		cursor: pointer;
+		@include ease-in();
+
+		&:hover {
+			background-color: $color-off-white;
+			color: $color-link;
+		}
+	}
+
+	> .selected {
+		background-color: $color-off-white;
+		color: $color-link;
+	}
+}

app/app/styles/widget/widget.scss

@@ -71,3 +71,4 @@
 @import "widget-table";
 @import "widget-tooltip";
 @import "widget-checkbox";
+@import "widget-tab";

app/app/templates/components/document/edit-tools.hbs

@@ -4,15 +4,14 @@
 		<i class="material-icons color-white">link</i>
 	</div>
 
-	{{#dropdown-dialog target="content-linker-button" focusOn="content-linker-search" position="bottom right" button="Insert" color="flat-blue" onAction=(action 'onInsertLink')}}
+	{{#dropdown-dialog target="content-linker-button" position="bottom right" button="Insert" color="flat-blue" onAction=(action 'onInsertLink')}}
 		<div class="content-linker-dialog">
 			<form>
-				<div class="input-control">
+				{{ui/ui-tab tabs=tabs onTabSelect=(action 'onTabSelect')}}
-					<label>Insert Link</label>
+
-					<div class="tip">Choose content below or search</div>
+				<div class="margin-top-40" />
-					{{focus-input id="content-linker-search" type="input" value=keywords placeholder="keyword search"}}
+
-				</div>
+				{{#if showSections}}
-				{{#if hasSections}}
 					<ul class="link-list">
 						{{#each candidates.pages as |p|}}
 							<li class="link-item" {{ action 'setSelection' p }}>
@@ -23,7 +22,8 @@
 						{{/each}}
 					</ul>
 				{{/if}}
-				{{#if hasAttachments}}
+
+				{{#if showAttachments}}
 					<ul class="link-list">
 						{{#each candidates.attachments as |a|}}
 							<li class="link-item" {{ action 'setSelection' a }}>
@@ -35,6 +35,15 @@
 						{{/each}}
 					</ul>
 				{{/if}}
+
+				{{#if showSearch}}
+					<div class="input-control">
+						<label>Search</label>
+						<div class="tip">keywords</div>
+						{{focus-input id="content-linker-search" type="input" value=keywords placeholder="keyword search"}}
+					</div>
+				{{/if}}
+
 				<div class="hide regular-button button-blue pull-right" {{ action 'onInsertLink' }}>Insert</div>
 				<div class="hide clearfix" />
 			</form>

app/app/templates/components/ui/ui-tab.hbs

@@ -0,0 +1,5 @@
+<ul class="widget-tab">
+	{{#each tabs as |tab|}}
+		<li style={{myWidth}} class="tab {{if tab.selected 'selected'}}" {{action 'onTabSelect' tab}}>{{tab.label}}</li>
+	{{/each}}
+</ul>

core/api/endpoint/link_endpoint.go

@@ -29,6 +29,7 @@ func GetLinkCandidates(w http.ResponseWriter, r *http.Request) {
 	p := request.GetPersister(r)
 
 	params := mux.Vars(r)
+	folderID := params["folderID"]
 	documentID := params["documentID"]
 	pageID := params["pageID"]
 
@@ -68,6 +69,7 @@ func GetLinkCandidates(w http.ResponseWriter, r *http.Request) {
 		if p.RefID != pageID {
 			c := entity.LinkCandidate{
 				RefID:      util.UniqueID(),
+				FolderID:   folderID,
 				DocumentID: documentID,
 				TargetID:   p.RefID,
 				LinkType:   "section",
@@ -95,6 +97,7 @@ func GetLinkCandidates(w http.ResponseWriter, r *http.Request) {
 	for _, f := range files {
 		c := entity.LinkCandidate{
 			RefID:      util.UniqueID(),
+			FolderID:   folderID,
 			DocumentID: documentID,
 			TargetID:   f.RefID,
 			LinkType:   "file",
@@ -124,13 +127,3 @@ func GetLinkCandidates(w http.ResponseWriter, r *http.Request) {
 
 	util.WriteSuccessBytes(w, json)
 }
-
-/*
-	DocumentID string `json:"documentId"`
-	PageID     string `json:"pageId"`
-	FileID     string `json:"fileId"`
-	LinkType   string `json:"linkType"`
-	Title      string `json:"caption"` // what we label the link
-	Context    string `json:"context"` // additional context (e.g. excerpt, parent)
-
-*/

core/api/endpoint/router.go

@@ -213,7 +213,7 @@ func init() {
 	log.IfErr(Add(RoutePrefixPrivate, "sections/refresh", []string{"GET", "OPTIONS"}, nil, RefreshSections))
 
 	// Links
-	log.IfErr(Add(RoutePrefixPrivate, "links/{documentID}/{pageID}", []string{"GET", "OPTIONS"}, nil, GetLinkCandidates))
+	log.IfErr(Add(RoutePrefixPrivate, "links/{folderID}/{documentID}/{pageID}", []string{"GET", "OPTIONS"}, nil, GetLinkCandidates))
 
 	// Global installation-wide config
 	log.IfErr(Add(RoutePrefixPrivate, "global", []string{"GET", "OPTIONS"}, nil, GetGlobalConfig))

core/api/entity/objects.go

@@ -347,6 +347,7 @@ type SitemapDocument struct {
 type Link struct {
 	BaseEntity
 	OrgID      string `json:"orgId"`
+	FolderID   string `json:"folderId"`
 	UserID     string `json:"userId"`
 	LinkType   string `json:"linkType"`
 	SourceID   string `json:"sourceId"`
@@ -359,6 +360,7 @@ type Link struct {
 type LinkCandidate struct {
 	RefID      string `json:"id"`
 	LinkType   string `json:"linkType"`
+	FolderID   string `json:"folderId"`
 	DocumentID string `json:"documentId"`
 	TargetID   string `json:"targetId"`
 	Title      string `json:"title"`   // what we label the link

core/api/request/link.go

@@ -27,7 +27,7 @@ func (p *Persister) AddContentLink(l entity.Link) (err error) {
 	l.Created = time.Now().UTC()
 	l.Revised = time.Now().UTC()
 
-	stmt, err := p.Context.Transaction.Preparex("INSERT INTO link (refid, orgid, userid, sourceid, documentid, targetid, linktype, created, revised) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)")
+	stmt, err := p.Context.Transaction.Preparex("INSERT INTO link (refid, orgid, folderid, userid, sourceid, documentid, targetid, linktype, created, revised) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)")
 	defer utility.Close(stmt)
 
 	if err != nil {
@@ -35,7 +35,7 @@ func (p *Persister) AddContentLink(l entity.Link) (err error) {
 		return
 	}
 
-	_, err = stmt.Exec(l.RefID, l.OrgID, l.UserID, l.SourceID, l.DocumentID, l.TargetID, l.LinkType, l.Created, l.Revised)
+	_, err = stmt.Exec(l.RefID, l.OrgID, l.FolderID, l.UserID, l.SourceID, l.DocumentID, l.TargetID, l.LinkType, l.Created, l.Revised)
 
 	if err != nil {
 		log.Error("Unable to execute insert for link", err)
@@ -49,7 +49,7 @@ func (p *Persister) AddContentLink(l entity.Link) (err error) {
 func (p *Persister) GetReferencedLinks(sectionID string) (links []entity.Link, err error) {
 	err = nil
 
-	sql := "SELECT id,refid,orgid,userid,sourceid,documentid,targetid,linktype,orphan,created,revised from link WHERE orgid=? AND sourceid=?"
+	sql := "SELECT id,refid,orgid,folderid,userid,sourceid,documentid,targetid,linktype,orphan,created,revised from link WHERE orgid=? AND sourceid=?"
 
 	err = Db.Select(&links, sql, p.Context.OrgID, sectionID)
 
@@ -65,7 +65,7 @@ func (p *Persister) GetReferencedLinks(sectionID string) (links []entity.Link, e
 func (p *Persister) GetContentLinksForSection(sectionID string) (links []entity.Link, err error) {
 	err = nil
 
-	sql := "SELECT id,refid,orgid,userid,sourceid,documentid,targetid,linktype,orphan,created,revised from link WHERE orgid=? AND sectionid=?"
+	sql := "SELECT id,refid,orgid,folderid,userid,sourceid,documentid,targetid,linktype,orphan,created,revised from link WHERE orgid=? AND sectionid=?"
 
 	err = Db.Select(&links, sql, p.Context.OrgID, sectionID)
 
@@ -81,7 +81,7 @@ func (p *Persister) GetContentLinksForSection(sectionID string) (links []entity.
 func (p *Persister) GetContentLinksForDocument(documentID string) (links []entity.Link, err error) {
 	err = nil
 
-	sql := "SELECT id,refid,orgid,userid,sourceid,documentid,targetid,linktype,orphan,created,revised from link WHERE orgid=? AND documentid=?"
+	sql := "SELECT id,refid,orgid,folderid,userid,sourceid,documentid,targetid,linktype,orphan,created,revised from link WHERE orgid=? AND documentid=?"
 
 	err = Db.Select(&links, sql, p.Context.OrgID, documentID)
 

core/api/request/page.go

@@ -287,7 +287,7 @@ func (p *Persister) UpdatePage(page entity.Page, refID, userID string, skipRevis
 	//}
 	//}
 
-	// fimnd any content links
+	// find any content links in the HTML
 	links := util.GetContentLinks(page.Body)
 
 	// delete previous content links for this page

core/api/util/encoding_test.go

@@ -14,11 +14,11 @@ package util
 import "testing"
 
 func TestHTMLEncoding(t *testing.T) {
-	html(t, "<script>alert('test')</script>", "&lt;script&gt;alert(&#39;test&#39;)&lt;/script&gt;")
+	testHTML(t, "<script>alert('test')</script>", "&lt;script&gt;alert(&#39;test&#39;)&lt;/script&gt;")
 	text(t, "<script>alert('test')</script>", "<script>alert('test')</script>")
 }
 
-func html(t *testing.T, in, out string) {
+func testHTML(t *testing.T, in, out string) {
 	got := EncodeHTMLString(in)
 	if got != out {
 		t.Errorf("EncodeHTMLString `%s` got `%s` expected `%s`\n", in, got, out)

core/api/util/links.go

@@ -60,6 +60,8 @@ func getLink(t html.Token) (ok bool, link entity.Link) {
 			ok = true
 		case "data-link-id":
 			link.RefID = strings.TrimSpace(a.Val)
+		case "data-link-space-id":
+			link.FolderID = strings.TrimSpace(a.Val)
 		case "data-link-document-id":
 			link.DocumentID = strings.TrimSpace(a.Val)
 		case "data-link-target-id":

core/database/scripts/autobuild/db_00000.sql

@@ -319,7 +319,8 @@ CREATE TABLE IF NOT EXISTS `link` (
 	`id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
 	`refid` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`orgid` CHAR(16) NOT NULL COLLATE utf8_bin,
-	`userid` CHAR(16) DEFAULT '' COLLATE utf8_bin,
+	`folderid` CHAR(16) NOT NULL COLLATE utf8_bin,
+	`userid` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`sourceid` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`linktype` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`documentid` CHAR(16) NOT NULL COLLATE utf8_bin,

core/database/scripts/autobuild/db_00004.sql

@@ -5,7 +5,8 @@ CREATE TABLE IF NOT EXISTS `link` (
 	`id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
 	`refid` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`orgid` CHAR(16) NOT NULL COLLATE utf8_bin,
-	`userid` CHAR(16) DEFAULT '' COLLATE utf8_bin,
+	`folderid` CHAR(16) NOT NULL COLLATE utf8_bin,
+	`userid` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`sourceid` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`linktype` CHAR(16) NOT NULL COLLATE utf8_bin,
 	`documentid` CHAR(16) NOT NULL COLLATE utf8_bin,