274 lines
12 KiB
JavaScript
274 lines
12 KiB
JavaScript
/* -*- Mode: java; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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// NOTE: The popup menu with id "contactsMenu" must exist before
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// using this interface.
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//
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// This interface fires two events:
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// - autocompletion:changed : fired when a new contact is selected
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// - autocompletion:changedlist : fired when a new list is selected
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//
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var SOGoAutoCompletionInterface = {
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// Attributes that could be changed from the object
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// inheriting the inteface
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uidField: "c_name",
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addressBook: null,
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excludeGroups: false,
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excludeLists: false,
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// Internal attributes
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animationParent: null,
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selectedIndex: -1,
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delay: 0.750,
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delayedSearch: false,
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menu: null,
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bind: function () {
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this.menu = $('contactsMenu');
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this.writeAttribute("autocomplete", "off");
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this.writeAttribute("container", null);
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this.confirmedValue = null;
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this.observe("keydown", this.onKeydown.bindAsEventListener(this));
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this.observe("blur", this.onBlur.bindAsEventListener(this));
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},
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onKeydown: function (event) {
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if (event.ctrlKey || event.metaKey) {
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this.focussed = true;
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return;
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}
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if (event.keyCode == Event.KEY_TAB) {
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if (this.confirmedValue)
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this.value = this.confirmedValue;
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else
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this.writeAttribute("uid", null);
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if (document.currentPopupMenu)
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hideMenu(document.currentPopupMenu);
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}
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else if (event.keyCode == 0
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|| event.keyCode == Event.KEY_BACKSPACE
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|| event.keyCode == Event.KEY_DELETE
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|| event.keyCode == 32 // Space
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|| event.keyCode > 47) {
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this.confirmedValue = null;
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this.selectedIndex = -1;
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if (this.delayedSearch)
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window.clearTimeout(this.delayedSearch);
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this.delayedSearch = this.performSearch.delay(this.delay, this);
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}
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else if (event.keyCode == Event.KEY_RETURN) {
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preventDefault(event);
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if (this.confirmedValue)
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this.value = this.confirmedValue;
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else
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this.writeAttribute("uid", null);
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if (document.currentPopupMenu)
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hideMenu(document.currentPopupMenu);
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this.selectedIndex = -1;
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if (this.readAttribute("container")) {
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this.confirmedValue = null;
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this.fire("autocompletion:changedlist", this.readAttribute("container"));
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}
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else
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this.fire("autocompletion:changed", event.keyCode);
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}
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else if (this.menu.getStyle('visibility') == 'visible') {
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if (event.keyCode == Event.KEY_UP) { // Up arrow
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if (this.selectedIndex > 0) {
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var contacts = this.menu.select("li");
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contacts[this.selectedIndex--].removeClassName("selected");
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this.value = contacts[this.selectedIndex].readAttribute("address");
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this.confirmedValue = this.value;
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this.writeAttribute("uid", contacts[this.selectedIndex].readAttribute("uid"));
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contacts[this.selectedIndex].addClassName("selected");
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var container = contacts[this.selectedIndex].readAttribute("container");
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if (container)
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this.writeAttribute("container", container);
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}
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}
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else if (event.keyCode == Event.KEY_DOWN) { // Down arrow
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var contacts = this.menu.select("li");
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if (contacts.size() - 1 > this.selectedIndex) {
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if (this.selectedIndex >= 0)
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contacts[this.selectedIndex].removeClassName("selected");
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this.selectedIndex++;
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this.value = contacts[this.selectedIndex].readAttribute("address");
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this.confirmedValue = this.value;
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this.writeAttribute("uid", contacts[this.selectedIndex].readAttribute("uid"));
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contacts[this.selectedIndex].addClassName("selected");
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var container = contacts[this.selectedIndex].readAttribute("container");
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if (container)
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this.writeAttribute("container", container);
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}
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}
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}
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},
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onBlur: function (event) {
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if (this.delayedSearch)
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window.clearTimeout(this.delayedSearch);
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if (this.confirmedValue) {
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this.value = this.confirmedValue;
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if (this.readAttribute("container"))
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this.fire("autocompletion:changedlist", this.readAttribute("container"));
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else
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this.fire("autocompletion:changed", event.keyCode);
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}
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else
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this.writeAttribute("uid", null);
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},
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performSearch: function (input) {
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// Perform address completion
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if (document.contactLookupAjaxRequest) {
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// Abort any pending request
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document.contactLookupAjaxRequest.aborted = true;
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document.contactLookupAjaxRequest.abort();
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}
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if (input.value.trim().length > minimumSearchLength) {
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var urlstr = UserFolderURL + "Contacts/";
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if (input.addressBook)
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urlstr += input.addressBook + "/contact";
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else
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urlstr += "allContact";
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urlstr += "Search?search=" + encodeURIComponent(input.value);
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if (input.excludeGroups)
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urlstr += "&excludeGroups=1";
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if (input.excludeLists)
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urlstr += "&excludeLists=1";
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if (input.animationParent)
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startAnimation(input.animationParent);
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document.contactLookupAjaxRequest =
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triggerAjaxRequest(urlstr, input.performSearchCallback.bind(input), input);
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}
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else {
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if (document.currentPopupMenu)
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hideMenu(document.currentPopupMenu);
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}
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},
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performSearchCallback: function (http) {
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if (http.readyState == 4) {
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var list = this.menu.down("ul");
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var input = http.callbackData;
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if (http.status == 200) {
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var start = input.value.length;
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var data = http.responseText.evalJSON(true);
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if (data.contacts.length > 1) {
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list.select("li").each(function(item) {
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item.stopObserving("mousedown");
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item.remove();
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});
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// Populate popup menu
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for (var i = 0; i < data.contacts.length; i++) {
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var contact = data.contacts[i];
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var completeEmail = contact["c_cn"];
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if (contact["c_mail"])
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completeEmail += " <" + contact["c_mail"] + ">";
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var node = new Element('li', { 'address': completeEmail,
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'uid': contact[this.uidField] });
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var matchPosition = completeEmail.toLowerCase().indexOf(data.searchText.toLowerCase());
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if (matchPosition > -1) {
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var matchBefore = completeEmail.substring(0, matchPosition);
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var matchText = completeEmail.substring(matchPosition, matchPosition + data.searchText.length);
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var matchAfter = completeEmail.substring(matchPosition + data.searchText.length);
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node.appendChild(document.createTextNode(matchBefore));
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node.appendChild(new Element('strong').update(matchText));
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node.appendChild(document.createTextNode(matchAfter));
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}
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else {
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node.appendChild(document.createTextNode(completeEmail));
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}
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list.appendChild(node);
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if (contact['c_name'].endsWith (".vlf")) {
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// Keep track of list containers
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node.writeAttribute("container", contact['container']);
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}
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if (contact["contactInfo"])
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node.appendChild(document.createTextNode(" (" + contact["contactInfo"] + ")"));
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$(node).observe("mousedown", this.onAddressResultClick.bindAsEventListener(this));
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}
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// Show popup menu
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var offsetScroll = Element.cumulativeScrollOffset(input);
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var offset = Element.positionedOffset(input);
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if ($(document.body).hasClassName("popup") && typeof initPopupMailer == 'undefined')
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// Hack for some situations where the offset must be computed differently
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offset = Element.cumulativeOffset(input);
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var top = offset.top - offsetScroll.top + node.offsetHeight + 3;
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var height = 'auto';
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var heightDiff = window.height() - offset[1];
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var nodeHeight = node.getHeight();
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if ((data.contacts.length * nodeHeight) > heightDiff)
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// Limit the size of the popup to the window height, minus 12 pixels
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height = parseInt(heightDiff/nodeHeight) * nodeHeight - 12 + 'px';
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this.menu.setStyle({ top: top + "px",
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left: offset[0] + "px",
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height: height,
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visibility: "visible" });
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this.menu.scrollTop = 0;
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document.currentPopupMenu = this.menu;
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$(document.body).stopObserving("click");
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$(document.body).observe("click", onBodyClickMenuHandler);
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}
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else {
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if (document.currentPopupMenu)
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hideMenu(document.currentPopupMenu);
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if (data.contacts.length == 1) {
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// Single result
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var contact = data.contacts[0];
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input.writeAttribute("uid", contact[this.uidField]);
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if (contact['c_name'].endsWith(".vlf")) {
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this.writeAttribute("container", contact['container']);
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}
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var completeEmail = contact["c_cn"];
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if (contact["c_mail"])
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completeEmail += " <" + contact["c_mail"] + ">";
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if (contact["c_cn"].substring(0, input.value.length).toUpperCase()
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== input.value.toUpperCase())
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input.value = completeEmail;
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else
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// The result matches email address, not user name
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input.value += ' >> ' + completeEmail;
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input.confirmedValue = completeEmail;
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var end = input.value.length;
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$(input).selectText(start, end);
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this.selectedIndex = -1;
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}
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}
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}
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else
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if (document.currentPopupMenu)
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hideMenu(document.currentPopupMenu);
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document.contactLookupAjaxRequest = null;
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}
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},
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onAddressResultClick: function(event) {
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var e = Event.element(event);
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if (e.tagName != 'LI')
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e = e.up('LI');
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if (e) {
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preventDefault(event);
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this.value = e.readAttribute("address");
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this.writeAttribute("uid", e.readAttribute("uid"));
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if (e.readAttribute("container"))
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this.fire("autocompletion:changedlist", e.readAttribute("container"));
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else {
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this.confirmedValue = this.value;
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this.fire("autocompletion:changed", Event.KEY_RETURN);
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}
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}
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}
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};
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