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Code Issues 32 Releases Wiki Activity

[soc2009/admin-ui] a foreignkey autocomplete with an api callback for the search instead of rendering the queryset in the page

Browse Source 
git-svn-id: http://code.djangoproject.com/svn/django/branches/soc2009/admin-ui@11409 bcc190cf-cafb-0310-a4f2-bffc1f526a37
This commit is contained in:
Zain Memon 2009-08-06 03:40:01 +00:00
parent ba47aebc6d
commit 00c983cfc9
9 changed files with 1124 additions and 1 deletions
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43
django/contrib/admin/media/css/jquery.autocomplete.css Normal file
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/*****************************************************************************
* jQuery autocomplete
****************************************************************************/
.ac_results {
padding: 0px;
border: 1px solid #ccc;
background-color: #fff;
overflow: hidden;
z-index: 99999;
text-align: left;
}
.ac_results ul {
width: 100%;
list-style-position: outside;
list-style: none;
padding: 0;
margin: 0;
}
.ac_results li {
margin: 0px;
padding: 3px 5px;
cursor: default;
display: block;
font: menu;
font-size: 12px;
line-height: 14px;
overflow: hidden;
}
.ac_loading {
background: white url('../img/indicator.gif') right center no-repeat;
}
.ac_odd {
background-color: #eee;
}
.ac_over {
background-color: #999;
color: white;
}

116
django/contrib/admin/media/js/jquery.ajaxQueue.js Normal file
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/**
* Ajax Queue Plugin
*
* Homepage: http://jquery.com/plugins/project/ajaxqueue
* Documentation: http://docs.jquery.com/AjaxQueue
*/
/**
<script>
$(function(){
jQuery.ajaxQueue({
url: "test.php",
success: function(html){ jQuery("ul").append(html); }
});
jQuery.ajaxQueue({
url: "test.php",
success: function(html){ jQuery("ul").append(html); }
});
jQuery.ajaxSync({
url: "test.php",
success: function(html){ jQuery("ul").append("<b>"+html+"</b>"); }
});
jQuery.ajaxSync({
url: "test.php",
success: function(html){ jQuery("ul").append("<b>"+html+"</b>"); }
});
});
</script>
<ul style="position: absolute; top: 5px; right: 5px;"></ul>
*/
/*
* Queued Ajax requests.
* A new Ajax request won't be started until the previous queued
* request has finished.
*/
/*
* Synced Ajax requests.
* The Ajax request will happen as soon as you call this method, but
* the callbacks (success/error/complete) won't fire until all previous
* synced requests have been completed.
*/
(function($) {
var ajax = $.ajax;
var pendingRequests = {};
var synced = [];
var syncedData = [];
$.ajax = function(settings) {
// create settings for compatibility with ajaxSetup
settings = jQuery.extend(settings, jQuery.extend({}, jQuery.ajaxSettings, settings));
var port = settings.port;
switch(settings.mode) {
case "abort":
if ( pendingRequests[port] ) {
pendingRequests[port].abort();
}
return pendingRequests[port] = ajax.apply(this, arguments);
case "queue":
var _old = settings.complete;
settings.complete = function(){
if ( _old )
_old.apply( this, arguments );
jQuery([ajax]).dequeue("ajax" + port );;
};
jQuery([ ajax ]).queue("ajax" + port, function(){
ajax( settings );
});
return;
case "sync":
var pos = synced.length;
synced[ pos ] = {
error: settings.error,
success: settings.success,
complete: settings.complete,
done: false
};
syncedData[ pos ] = {
error: [],
success: [],
complete: []
};
settings.error = function(){ syncedData[ pos ].error = arguments; };
settings.success = function(){ syncedData[ pos ].success = arguments; };
settings.complete = function(){
syncedData[ pos ].complete = arguments;
synced[ pos ].done = true;
if ( pos == 0 || !synced[ pos-1 ] )
for ( var i = pos; i < synced.length && synced[i].done; i++ ) {
if ( synced[i].error ) synced[i].error.apply( jQuery, syncedData[i].error );
if ( synced[i].success ) synced[i].success.apply( jQuery, syncedData[i].success );
if ( synced[i].complete ) synced[i].complete.apply( jQuery, syncedData[i].complete );
synced[i] = null;
syncedData[i] = null;
}
};
}
return ajax.apply(this, arguments);
};
})(jQuery);

759
django/contrib/admin/media/js/jquery.autocomplete.js Normal file
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/*
* Autocomplete - jQuery plugin 1.0.2
*
* Copyright (c) 2007 Dylan Verheul, Dan G. Switzer, Anjesh Tuladhar, Jörn Zaefferer
*
* Dual licensed under the MIT and GPL licenses:
* http://www.opensource.org/licenses/mit-license.php
* http://www.gnu.org/licenses/gpl.html
*
* Revision: $Id: jquery.autocomplete.js 5747 2008-06-25 18:30:55Z joern.zaefferer $
*
*/
;(function($) {
$.fn.extend({
autocomplete: function(urlOrData, options) {
var isUrl = typeof urlOrData == "string";
options = $.extend({}, $.Autocompleter.defaults, {
url: isUrl ? urlOrData : null,
data: isUrl ? null : urlOrData,
delay: isUrl ? $.Autocompleter.defaults.delay : 10,
max: options && !options.scroll ? 10 : 150
}, options);
// if highlight is set to false, replace it with a do-nothing function
options.highlight = options.highlight || function(value) { return value; };
// if the formatMatch option is not specified, then use formatItem for backwards compatibility
options.formatMatch = options.formatMatch || options.formatItem;
return this.each(function() {
new $.Autocompleter(this, options);
});
},
result: function(handler) {
return this.bind("result", handler);
},
search: function(handler) {
return this.trigger("search", [handler]);
},
flushCache: function() {
return this.trigger("flushCache");
},
setOptions: function(options){
return this.trigger("setOptions", [options]);
},
unautocomplete: function() {
return this.trigger("unautocomplete");
}
});
$.Autocompleter = function(input, options) {
var KEY = {
UP: 38,
DOWN: 40,
DEL: 46,
TAB: 9,
RETURN: 13,
ESC: 27,
COMMA: 188,
PAGEUP: 33,
PAGEDOWN: 34,
BACKSPACE: 8
};
// Create $ object for input element
var $input = $(input).attr("autocomplete", "off").addClass(options.inputClass);
var timeout;
var previousValue = "";
var cache = $.Autocompleter.Cache(options);
var hasFocus = 0;
var lastKeyPressCode;
var config = {
mouseDownOnSelect: false
};
var select = $.Autocompleter.Select(options, input, selectCurrent, config);
var blockSubmit;
// prevent form submit in opera when selecting with return key
$.browser.opera && $(input.form).bind("submit.autocomplete", function() {
if (blockSubmit) {
blockSubmit = false;
return false;
}
});
// only opera doesn't trigger keydown multiple times while pressed, others don't work with keypress at all
$input.bind(($.browser.opera ? "keypress" : "keydown") + ".autocomplete", function(event) {
// track last key pressed
lastKeyPressCode = event.keyCode;
switch(event.keyCode) {
case KEY.UP:
event.preventDefault();
if ( select.visible() ) {
select.prev();
} else {
onChange(0, true);
}
break;
case KEY.DOWN:
event.preventDefault();
if ( select.visible() ) {
select.next();
} else {
onChange(0, true);
}
break;
case KEY.PAGEUP:
event.preventDefault();
if ( select.visible() ) {
select.pageUp();
} else {
onChange(0, true);
}
break;
case KEY.PAGEDOWN:
event.preventDefault();
if ( select.visible() ) {
select.pageDown();
} else {
onChange(0, true);
}
break;
// matches also semicolon
case options.multiple && $.trim(options.multipleSeparator) == "," && KEY.COMMA:
case KEY.TAB:
case KEY.RETURN:
if( selectCurrent() ) {
// stop default to prevent a form submit, Opera needs special handling
event.preventDefault();
blockSubmit = true;
return false;
}
break;
case KEY.ESC:
select.hide();
break;
default:
clearTimeout(timeout);
timeout = setTimeout(onChange, options.delay);
break;
}
}).focus(function(){
// track whether the field has focus, we shouldn't process any
// results if the field no longer has focus
hasFocus++;
}).blur(function() {
hasFocus = 0;
if (!config.mouseDownOnSelect) {
hideResults();
}
}).click(function() {
// show select when clicking in a focused field
if ( hasFocus++ > 1 && !select.visible() ) {
onChange(0, true);
}
}).bind("search", function() {
// TODO why not just specifying both arguments?
var fn = (arguments.length > 1) ? arguments[1] : null;
function findValueCallback(q, data) {
var result;
if( data && data.length ) {
for (var i=0; i < data.length; i++) {
if( data[i].result.toLowerCase() == q.toLowerCase() ) {
result = data[i];
break;
}
}
}
if( typeof fn == "function" ) fn(result);
else $input.trigger("result", result && [result.data, result.value]);
}
$.each(trimWords($input.val()), function(i, value) {
request(value, findValueCallback, findValueCallback);
});
}).bind("flushCache", function() {
cache.flush();
}).bind("setOptions", function() {
$.extend(options, arguments[1]);
// if we've updated the data, repopulate
if ( "data" in arguments[1] )
cache.populate();
}).bind("unautocomplete", function() {
select.unbind();
$input.unbind();
$(input.form).unbind(".autocomplete");
});
function selectCurrent() {
var selected = select.selected();
if( !selected )
return false;
var v = selected.result;
previousValue = v;
if ( options.multiple ) {
var words = trimWords($input.val());
if ( words.length > 1 ) {
v = words.slice(0, words.length - 1).join( options.multipleSeparator ) + options.multipleSeparator + v;
}
v += options.multipleSeparator;
}
$input.val(v);
hideResultsNow();
$input.trigger("result", [selected.data, selected.value]);
return true;
}
function onChange(crap, skipPrevCheck) {
if( lastKeyPressCode == KEY.DEL ) {
select.hide();
return;
}
var currentValue = $input.val();
if ( !skipPrevCheck && currentValue == previousValue )
return;
previousValue = currentValue;
currentValue = lastWord(currentValue);
if ( currentValue.length >= options.minChars) {
$input.addClass(options.loadingClass);
if (!options.matchCase)
currentValue = currentValue.toLowerCase();
request(currentValue, receiveData, hideResultsNow);
} else {
stopLoading();
select.hide();
}
};
function trimWords(value) {
if ( !value ) {
return [""];
}
var words = value.split( options.multipleSeparator );
var result = [];
$.each(words, function(i, value) {
if ( $.trim(value) )
result[i] = $.trim(value);
});
return result;
}
function lastWord(value) {
if ( !options.multiple )
return value;
var words = trimWords(value);
return words[words.length - 1];
}
// fills in the input box w/the first match (assumed to be the best match)
// q: the term entered
// sValue: the first matching result
function autoFill(q, sValue){
// autofill in the complete box w/the first match as long as the user hasn't entered in more data
// if the last user key pressed was backspace, don't autofill
if( options.autoFill && (lastWord($input.val()).toLowerCase() == q.toLowerCase()) && lastKeyPressCode != KEY.BACKSPACE ) {
// fill in the value (keep the case the user has typed)
$input.val($input.val() + sValue.substring(lastWord(previousValue).length));
// select the portion of the value not typed by the user (so the next character will erase)
$.Autocompleter.Selection(input, previousValue.length, previousValue.length + sValue.length);
}
};
function hideResults() {
clearTimeout(timeout);
timeout = setTimeout(hideResultsNow, 200);
};
function hideResultsNow() {
var wasVisible = select.visible();
select.hide();
clearTimeout(timeout);
stopLoading();
if (options.mustMatch) {
// call search and run callback
$input.search(
function (result){
// if no value found, clear the input box
if( !result ) {
if (options.multiple) {
var words = trimWords($input.val()).slice(0, -1);
$input.val( words.join(options.multipleSeparator) + (words.length ? options.multipleSeparator : "") );
}
else
$input.val( "" );
}
}
);
}
if (wasVisible)
// position cursor at end of input field
$.Autocompleter.Selection(input, input.value.length, input.value.length);
};
function receiveData(q, data) {
if ( data && data.length && hasFocus ) {
stopLoading();
select.display(data, q);
autoFill(q, data[0].value);
select.show();
} else {
hideResultsNow();
}
};
function request(term, success, failure) {
if (!options.matchCase)
term = term.toLowerCase();
var data = cache.load(term);
// recieve the cached data
if (data && data.length) {
success(term, data);
// if an AJAX url has been supplied, try loading the data now
} else if( (typeof options.url == "string") && (options.url.length > 0) ){
var extraParams = {
timestamp: +new Date()
};
$.each(options.extraParams, function(key, param) {
extraParams[key] = typeof param == "function" ? param() : param;
});
$.ajax({
// try to leverage ajaxQueue plugin to abort previous requests
mode: "abort",
// limit abortion to this input
port: "autocomplete" + input.name,
dataType: options.dataType,
url: options.url,
data: $.extend({
q: lastWord(term),
limit: options.max
}, extraParams),
success: function(data) {
var parsed = options.parse && options.parse(data) || parse(data);
cache.add(term, parsed);
success(term, parsed);
}
});
} else {
// if we have a failure, we need to empty the list -- this prevents the the [TAB] key from selecting the last successful match
select.emptyList();
failure(term);
}
};
function parse(data) {
var parsed = [];
var rows = data.split("\n");
for (var i=0; i < rows.length; i++) {
var row = $.trim(rows[i]);
if (row) {
row = row.split("|");
parsed[parsed.length] = {
data: row,
value: row[0],
result: options.formatResult && options.formatResult(row, row[0]) || row[0]
};
}
}
return parsed;
};
function stopLoading() {
$input.removeClass(options.loadingClass);
};
};
$.Autocompleter.defaults = {
inputClass: "ac_input",
resultsClass: "ac_results",
loadingClass: "ac_loading",
minChars: 1,
delay: 400,
matchCase: false,
matchSubset: true,
matchContains: false,
cacheLength: 10,
max: 100,
mustMatch: false,
extraParams: {},
selectFirst: true,
formatItem: function(row) { return row[0]; },
formatMatch: null,
autoFill: false,
width: 0,
multiple: false,
multipleSeparator: ", ",
highlight: function(value, term) {
return value.replace(new RegExp("(?![^&;]+;)(?!<[^<>]*)(" + term.replace(/([\^\$\(\)\[\]\{\}\*\.\+\?\|\\])/gi, "\\$1") + ")(?![^<>]*>)(?![^&;]+;)", "gi"), "<strong>$1</strong>");
},
scroll: true,
scrollHeight: 180
};
$.Autocompleter.Cache = function(options) {
var data = {};
var length = 0;
function matchSubset(s, sub) {
if (!options.matchCase)
s = s.toLowerCase();
var i = s.indexOf(sub);
if (i == -1) return false;
return i == 0 || options.matchContains;
};
function add(q, value) {
if (length > options.cacheLength){
flush();
}
if (!data[q]){
length++;
}
data[q] = value;
}
function populate(){
if( !options.data ) return false;
// track the matches
var stMatchSets = {},
nullData = 0;
// no url was specified, we need to adjust the cache length to make sure it fits the local data store
if( !options.url ) options.cacheLength = 1;
// track all options for minChars = 0
stMatchSets[""] = [];
// loop through the array and create a lookup structure
for ( var i = 0, ol = options.data.length; i < ol; i++ ) {
var rawValue = options.data[i];
// if rawValue is a string, make an array otherwise just reference the array
rawValue = (typeof rawValue == "string") ? [rawValue] : rawValue;
var value = options.formatMatch(rawValue, i+1, options.data.length);
if ( value === false )
continue;
var firstChar = value.charAt(0).toLowerCase();
// if no lookup array for this character exists, look it up now
if( !stMatchSets[firstChar] )
stMatchSets[firstChar] = [];
// if the match is a string
var row = {
value: value,
data: rawValue,
result: options.formatResult && options.formatResult(rawValue) || value
};
// push the current match into the set list
stMatchSets[firstChar].push(row);
// keep track of minChars zero items
if ( nullData++ < options.max ) {
stMatchSets[""].push(row);
}
};
// add the data items to the cache
$.each(stMatchSets, function(i, value) {
// increase the cache size
options.cacheLength++;
// add to the cache
add(i, value);
});
}
// populate any existing data
setTimeout(populate, 25);
function flush(){
data = {};
length = 0;
}
return {
flush: flush,
add: add,
populate: populate,
load: function(q) {
if (!options.cacheLength || !length)
return null;
/*
* if dealing w/local data and matchContains than we must make sure
* to loop through all the data collections looking for matches
*/
if( !options.url && options.matchContains ){
// track all matches
var csub = [];
// loop through all the data grids for matches
for( var k in data ){
// don't search through the stMatchSets[""] (minChars: 0) cache
// this prevents duplicates
if( k.length > 0 ){
var c = data[k];
$.each(c, function(i, x) {
// if we've got a match, add it to the array
if (matchSubset(x.value, q)) {
csub.push(x);
}
});
}
}
return csub;
} else
// if the exact item exists, use it
if (data[q]){
return data[q];
} else
if (options.matchSubset) {
for (var i = q.length - 1; i >= options.minChars; i--) {
var c = data[q.substr(0, i)];
if (c) {
var csub = [];
$.each(c, function(i, x) {
if (matchSubset(x.value, q)) {
csub[csub.length] = x;
}
});
return csub;
}
}
}
return null;
}
};
};
$.Autocompleter.Select = function (options, input, select, config) {
var CLASSES = {
ACTIVE: "ac_over"
};
var listItems,
active = -1,
data,
term = "",
needsInit = true,
element,
list;
// Create results
function init() {
if (!needsInit)
return;
element = $("<div/>")
.hide()
.addClass(options.resultsClass)
.css("position", "absolute")
.appendTo(document.body);
list = $("<ul/>").appendTo(element).mouseover( function(event) {
if(target(event).nodeName && target(event).nodeName.toUpperCase() == 'LI') {
active = $("li", list).removeClass(CLASSES.ACTIVE).index(target(event));
$(target(event)).addClass(CLASSES.ACTIVE);
}
}).click(function(event) {
$(target(event)).addClass(CLASSES.ACTIVE);
select();
// TODO provide option to avoid setting focus again after selection? useful for cleanup-on-focus
input.focus();
return false;
}).mousedown(function() {
config.mouseDownOnSelect = true;
}).mouseup(function() {
config.mouseDownOnSelect = false;
});
if( options.width > 0 )
element.css("width", options.width);
needsInit = false;
}
function target(event) {
var element = event.target;
while(element && element.tagName != "LI")
element = element.parentNode;
// more fun with IE, sometimes event.target is empty, just ignore it then
if(!element)
return [];
return element;
}
function moveSelect(step) {
listItems.slice(active, active + 1).removeClass(CLASSES.ACTIVE);
movePosition(step);
var activeItem = listItems.slice(active, active + 1).addClass(CLASSES.ACTIVE);
if(options.scroll) {
var offset = 0;
listItems.slice(0, active).each(function() {
offset += this.offsetHeight;
});
if((offset + activeItem[0].offsetHeight - list.scrollTop()) > list[0].clientHeight) {
list.scrollTop(offset + activeItem[0].offsetHeight - list.innerHeight());
} else if(offset < list.scrollTop()) {
list.scrollTop(offset);
}
}
};
function movePosition(step) {
active += step;
if (active < 0) {
active = listItems.size() - 1;
} else if (active >= listItems.size()) {
active = 0;
}
}
function limitNumberOfItems(available) {
return options.max && options.max < available
? options.max
: available;
}
function fillList() {
list.empty();
var max = limitNumberOfItems(data.length);
for (var i=0; i < max; i++) {
if (!data[i])
continue;
var formatted = options.formatItem(data[i].data, i+1, max, data[i].value, term);
if ( formatted === false )
continue;
var li = $("<li/>").html( options.highlight(formatted, term) ).addClass(i%2 == 0 ? "ac_even" : "ac_odd").appendTo(list)[0];
$.data(li, "ac_data", data[i]);
}
listItems = list.find("li");
if ( options.selectFirst ) {
listItems.slice(0, 1).addClass(CLASSES.ACTIVE);
active = 0;
}
// apply bgiframe if available
if ( $.fn.bgiframe )
list.bgiframe();
}
return {
display: function(d, q) {
init();
data = d;
term = q;
fillList();
},
next: function() {
moveSelect(1);
},
prev: function() {
moveSelect(-1);
},
pageUp: function() {
if (active != 0 && active - 8 < 0) {
moveSelect( -active );
} else {
moveSelect(-8);
}
},
pageDown: function() {
if (active != listItems.size() - 1 && active + 8 > listItems.size()) {
moveSelect( listItems.size() - 1 - active );
} else {
moveSelect(8);
}
},
hide: function() {
element && element.hide();
listItems && listItems.removeClass(CLASSES.ACTIVE);
active = -1;
},
visible : function() {
return element && element.is(":visible");
},
current: function() {
return this.visible() && (listItems.filter("." + CLASSES.ACTIVE)[0] || options.selectFirst && listItems[0]);
},
show: function() {
var offset = $(input).offset();
element.css({
width: typeof options.width == "string" || options.width > 0 ? options.width : $(input).width(),
top: offset.top + input.offsetHeight,
left: offset.left
}).show();
if(options.scroll) {
list.scrollTop(0);
list.css({
maxHeight: options.scrollHeight,
overflow: 'auto'
});
if($.browser.msie && typeof document.body.style.maxHeight === "undefined") {
var listHeight = 0;
listItems.each(function() {
listHeight += this.offsetHeight;
});
var scrollbarsVisible = listHeight > options.scrollHeight;
list.css('height', scrollbarsVisible ? options.scrollHeight : listHeight );
if (!scrollbarsVisible) {
// IE doesn't recalculate width when scrollbar disappears
listItems.width( list.width() - parseInt(listItems.css("padding-left")) - parseInt(listItems.css("padding-right")) );
}
}
}
},
selected: function() {
var selected = listItems && listItems.filter("." + CLASSES.ACTIVE).removeClass(CLASSES.ACTIVE);
return selected && selected.length && $.data(selected[0], "ac_data");
},
emptyList: function (){
list && list.empty();
},
unbind: function() {
element && element.remove();
}
};
};
$.Autocompleter.Selection = function(field, start, end) {
if( field.createTextRange ){
var selRange = field.createTextRange();
selRange.collapse(true);
selRange.moveStart("character", start);
selRange.moveEnd("character", end);
selRange.select();
} else if( field.setSelectionRange ){
field.setSelectionRange(start, end);
} else {
if( field.selectionStart ){
field.selectionStart = start;
field.selectionEnd = end;
}
}
field.focus();
};
})(jQuery);

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django/contrib/admin/media/js/jquery.bgiframe.min.js vendored Normal file
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/* Copyright (c) 2006 Brandon Aaron (http://brandonaaron.net)
* Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
* and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
*
* $LastChangedDate: 2007-07-22 01:45:56 +0200 (Son, 22 Jul 2007) $
* $Rev: 2447 $
*
* Version 2.1.1
*/
(function($){$.fn.bgIframe=$.fn.bgiframe=function(s){if($.browser.msie&&/6.0/.test(navigator.userAgent)){s=$.extend({top:'auto',left:'auto',width:'auto',height:'auto',opacity:true,src:'javascript:false;'},s||{});var prop=function(n){return n&&n.constructor==Number?n+'px':n;},html='<iframe class="bgiframe"frameborder="0"tabindex="-1"src="'+s.src+'"'+'style="display:block;position:absolute;z-index:-1;'+(s.opacity!==false?'filter:Alpha(Opacity=\'0\');':'')+'top:'+(s.top=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderTopWidth)||0)*-1)+\'px\')':prop(s.top))+';'+'left:'+(s.left=='auto'?'expression(((parseInt(this.parentNode.currentStyle.borderLeftWidth)||0)*-1)+\'px\')':prop(s.left))+';'+'width:'+(s.width=='auto'?'expression(this.parentNode.offsetWidth+\'px\')':prop(s.width))+';'+'height:'+(s.height=='auto'?'expression(this.parentNode.offsetHeight+\'px\')':prop(s.height))+';'+'"/>';return this.each(function(){if($('> iframe.bgiframe',this).length==0)this.insertBefore(document.createElement(html),this.firstChild);});}return this;};})(jQuery);

4
django/contrib/admin/options.py
View File

@ -55,6 +55,7 @@ class BaseModelAdmin(object):
"""Functionality common to both ModelAdmin and InlineAdmin.""" """Functionality common to both ModelAdmin and InlineAdmin."""
raw_id_fields = () raw_id_fields = ()
autocomplete_fields = {}
fields = None fields = None
exclude = None exclude = None
fieldsets = None fieldsets = None
@ -140,6 +141,9 @@ class BaseModelAdmin(object):
""" """
if db_field.name in self.raw_id_fields: if db_field.name in self.raw_id_fields:
kwargs['widget'] = widgets.ForeignKeyRawIdWidget(db_field.rel) kwargs['widget'] = widgets.ForeignKeyRawIdWidget(db_field.rel)
elif db_field.name in self.autocomplete_fields:
kwargs['widget'] = widgets.ForeignKeySearchInput(db_field.rel,
self.autocomplete_fields[db_field.name])
elif db_field.name in self.radio_fields: elif db_field.name in self.radio_fields:
kwargs['widget'] = widgets.AdminRadioSelect(attrs={ kwargs['widget'] = widgets.AdminRadioSelect(attrs={
'class': get_ul_class(self.radio_fields[db_field.name]), 'class': get_ul_class(self.radio_fields[db_field.name]),

4
django/contrib/admin/sites.py
View File

@ -213,11 +213,13 @@ class AdminSite(object):
url(r'^jsi18n/$', url(r'^jsi18n/$',
wrap(self.i18n_javascript, cacheable=True), wrap(self.i18n_javascript, cacheable=True),
name='jsi18n'), name='jsi18n'),
url(r'^foreignkey_autocomplete/$',
'django.contrib.admin.views.autocomplete.foreignkey_autocomplete'),
url(r'^r/(?P<content_type_id>\d+)/(?P<object_id>.+)/$', url(r'^r/(?P<content_type_id>\d+)/(?P<object_id>.+)/$',
'django.views.defaults.shortcut'), 'django.views.defaults.shortcut'),
url(r'^(?P<app_label>\w+)/$', url(r'^(?P<app_label>\w+)/$',
wrap(self.app_index), wrap(self.app_index),
name='app_list') name='app_list'),
) )
# Add in each model's views. # Add in each model's views.

60
django/contrib/admin/templates/widget/foreignkey_searchinput.html Normal file
View File

@ -0,0 +1,60 @@
{% load i18n %}
<input type="text" id="lookup_{{ name }}" value="{{ label }}" style="display:none;" />
<a href="{{ related_url }}{{ url }}" class="related-lookup" id="lookup_id_{{ name }}" onclick="return showRelatedObjectLookupPopup(this);">
<img src="{{ admin_media_prefix }}img/admin/selector-search.gif" width="16" height="16" alt="{% trans "Lookup" %}" />
</a>
<script type="text/javascript">
$(document).ready(function() {
// Show lookup input
$("#lookup_{{ name }}").show();
function reset() {
$('#id_{{ name }}').val('');
$('#lookup_{{ name }}').val('');
};
function lookup(query) {
$.get('{{ search_path }}', {
'search_fields': '{{ search_fields }}',
'app_label': '{{ app_label }}',
'model_name': '{{ model_name }}',
'object_pk': query
}, function(data){
$('#lookup_{{ name }}').val(data);
{{ name }}_value = query;
});
};
$('#id_{{ name }}').bind(($.browser.opera ? "keypress" : "keyup"), function(event) {
if ($(this).val()) {
if (event.keyCode == 27) {
reset();
} else {
lookup($(this).val());
};
};
});
$('#lookup_{{ name }}').autocomplete('{{ search_path }}', {
extraParams: {
'search_fields': '{{ search_fields }}',
'app_label': '{{ app_label }}',
'model_name': '{{ model_name }}'
}
}).result(function(event, data, formatted) {
if (data) {
$('#id_{{ name }}').val(data[1]);
}
}).keyup(function(event){
if (event.keyCode == 27) {
reset();
};
});
var {{ name }}_value = $('#id_{{ name }}').val();
function check() {
{{ name }}_check = $('#id_{{ name }}').val();
if ({{ name }}_check) {
if ({{ name }}_check != {{ name }}_value) {
lookup({{ name }}_check);
}
}
}
timeout = window.setInterval(check, 300);
});
</script>

58
django/contrib/admin/views/autocomplete.py Normal file
View File

@ -0,0 +1,58 @@
import operator
from django.db import models
from django.db.models.query import QuerySet
from django.utils.encoding import smart_str
from django.http import HttpResponse, HttpResponseNotFound
from django.conf import settings
def foreignkey_autocomplete(request, related_string_functions=None):
"""
Searches in the fields of the given related model and returns the
result as a simple string to be used by the jQuery Autocomplete plugin
"""
if related_string_functions is None:
related_string_functions = getattr(settings,
'DJANGO_EXTENSIONS_FOREIGNKEY_AUTOCOMPLETE_STRING_FUNCTIONS', {})
query = request.GET.get('q', None)
app_label = request.GET.get('app_label', None)
model_name = request.GET.get('model_name', None)
search_fields = request.GET.get('search_fields', None)
object_pk = request.GET.get('object_pk', None)
try:
to_string_function = related_string_functions[model_name]
except KeyError:
to_string_function = lambda x: x.__unicode__()
if search_fields and app_label and model_name and (query or object_pk):
def construct_search(field_name):
# use different lookup methods depending on the notation
if field_name.startswith('^'):
return "%s__istartswith" % field_name[1:]
elif field_name.startswith('='):
return "%s__iexact" % field_name[1:]
elif field_name.startswith('@'):
return "%s__search" % field_name[1:]
else:
return "%s__icontains" % field_name
model = models.get_model(app_label, model_name)
queryset = model._default_manager.all()
data = ''
if query:
for bit in query.split():
or_queries = [models.Q(**{construct_search(
smart_str(field_name)): smart_str(bit)})
for field_name in search_fields.split(',')]
other_qs = QuerySet(model)
other_qs.dup_select_related(queryset)
other_qs = other_qs.filter(reduce(operator.or_, or_queries))
queryset = queryset & other_qs
data = ''.join([u'%s|%s\n' % (
to_string_function(f), f.pk) for f in queryset])
elif object_pk:
try:
obj = queryset.get(pk=object_pk)
except:
pass
else:
data = to_string_function(obj)
return HttpResponse(data)
return HttpResponseNotFound()

71
django/contrib/admin/widgets.py
View File

@ -11,6 +11,7 @@ from django.utils.text import truncate_words
from django.utils.translation import ugettext as _ from django.utils.translation import ugettext as _
from django.utils.safestring import mark_safe from django.utils.safestring import mark_safe
from django.utils.encoding import force_unicode from django.utils.encoding import force_unicode
from django.template.loader import render_to_string
from django.conf import settings from django.conf import settings
from django.core.urlresolvers import reverse, NoReverseMatch from django.core.urlresolvers import reverse, NoReverseMatch
@ -150,6 +151,76 @@ class ForeignKeyRawIdWidget(forms.TextInput):
obj = self.rel.to._default_manager.get(**{key: value}) obj = self.rel.to._default_manager.get(**{key: value})
return '&nbsp;<strong>%s</strong>' % truncate_words(obj, 14) return '&nbsp;<strong>%s</strong>' % truncate_words(obj, 14)
class ForeignKeySearchInput(ForeignKeyRawIdWidget):
"""
A Widget for displaying ForeignKeys in an autocomplete search input
instead in a <select> box.
"""
# Set in subclass to render the widget with a different template
widget_template = 'widget/foreignkey_searchinput.html'
# Set this to the path of the search view
search_path = '../../../foreignkey_autocomplete/'
class Media:
css = {
'all': (settings.ADMIN_MEDIA_PREFIX + 'css/jquery.autocomplete.css',)
}
js = (
settings.ADMIN_MEDIA_PREFIX + 'js/jquery.js',
settings.ADMIN_MEDIA_PREFIX + 'js/jquery.bgiframe.min.js',
settings.ADMIN_MEDIA_PREFIX + 'js/jquery.ajaxQueue.js',
settings.ADMIN_MEDIA_PREFIX + 'js/jquery.autocomplete.js',
)
def label_for_value(self, value):
key = self.rel.get_related_field().name
obj = self.rel.to._default_manager.get(**{key: value})
return truncate_words(obj, 14)
def __init__(self, rel, search_fields, attrs=None):
self.search_fields = search_fields
super(ForeignKeySearchInput, self).__init__(rel, attrs)
def render(self, name, value, attrs=None):
if attrs is None:
attrs = {}
output = [super(ForeignKeySearchInput, self).render(name, value, attrs)]
opts = self.rel.to._meta
app_label = opts.app_label
model_name = opts.object_name.lower()
related_url = '../../../%s/%s/' % (app_label, model_name)
params = self.url_parameters()
if params:
url = '?' + '&amp;'.join(['%s=%s' % (k, v) for k, v in params.items()])
else:
url = ''
if not attrs.has_key('class'):
attrs['class'] = 'vForeignKeyRawIdAdminField'
# Call the TextInput render method directly to have more control
output = [forms.TextInput.render(self, name, value, attrs)]
if value:
label = self.label_for_value(value)
else:
label = u''
context = {
'url': url,
'related_url': related_url,
'admin_media_prefix': settings.ADMIN_MEDIA_PREFIX,
'search_path': self.search_path,
'search_fields': ','.join(self.search_fields),
'model_name': model_name,
'app_label': app_label,
'label': label,
'name': name,
}
output.append(render_to_string(self.widget_template or (
'templates/widget/%s/%s/foreignkey_searchinput.html' % (app_label, model_name),
'templates/widget/%s/foreignkey_searchinput.html' % app_label,
'templates/widget/foreignkey_searchinput.html',
), context))
output.reverse()
return mark_safe(u''.join(output))
class ManyToManyRawIdWidget(ForeignKeyRawIdWidget): class ManyToManyRawIdWidget(ForeignKeyRawIdWidget):
""" """
A Widget for displaying ManyToMany ids in the "raw_id" interface rather than A Widget for displaying ManyToMany ids in the "raw_id" interface rather than