[英]Building AngularJS HTTP request in template
我真的是AngularJS的新手,並且從老板那里得到了一個WebApp-Template。 我必須建立一個CRM,模板是FULL OF AngularJS。 這是一個非常好的框架,但我對此有疑問。
我有這個控制器來處理文章:
(function () {
"use strict";
angular.module("app.tables", []).controller("articlesCtrl", ["$scope", "$http", "$filter",
function ($scope, $http, $filter) {
var init;
$http.get('http://srv.ct-server.de/ctcrm/www/articles.php?method=fetchAll').success(function (data) {
$scope.articles = data;
console.log($scope.articles);
}).
error(function (data) {
// log error
})
, $scope.searchKeywords = "", $scope.filteredArticles = [], $scope.row = "", $scope.select = function (page) {
var end, start;
return start = (page - 1) * $scope.numPerPage, end = start + $scope.numPerPage, $scope.currentPageArticles = $scope.filteredArticles.slice(start, end)
}, $scope.onFilterChange = function () {
return $scope.select(1), $scope.currentPage = 1, $scope.row = ""
}, $scope.onNumPerPageChange = function () {
return $scope.select(1), $scope.currentPage = 1
}, $scope.onOrderChange = function () {
return $scope.select(1), $scope.currentPage = 1
}, $scope.search = function () {
return $scope.filteredArticles = $filter("filter")($scope.articles, $scope.searchKeywords), $scope.onFilterChange()
}, $scope.order = function (rowName) {
return $scope.row !== rowName ? ($scope.row = rowName, $scope.filteredArticles = $filter("orderBy")($scope.articles, rowName), $scope.onOrderChange()) : void 0
}, $scope.numPerPageOpt = [3, 5, 10, 20], $scope.numPerPage = $scope.numPerPageOpt[2], $scope.currentPage = 1, $scope.currentPageArticles = [], (init = function () {
return $scope.search(), $scope.select($scope.currentPage)
})()
}
])}.call(this));
如果沒有過濾器,它將起作用...但是當我放入最后一個過濾器時
, $scope.numPerPageOpt = [3, 5, 10, 20], $scope.numPerPage = $scope.numPerPageOpt[2], $scope.currentPage = 1, $scope.currentPageArticles = [], (init = function () {
return $scope.search(), $scope.select($scope.currentPage)
})()
出現錯誤
TypeError:無法讀取未定義的屬性“切片”
陣列仍在控制台中。 我不明白這個錯誤。
這是我的html:
<section class="panel panel-default table-dynamic">
<div class="panel-heading"><strong>Artikel</strong></div>
<div class="table-filters">
<div class="row">
<div class="col-sm-4 col-xs-6">
<form>
<input type="text"
placeholder="Search..."
class="form-control"
data-ng-model="searchKeywords"
data-ng-keyup="search()">
</form>
</div>
</div>
</div>
<table class="table table-bordered table-striped table-responsive">
<thead>
<tr>
<th><div class="th">
ID
<span class="fa fa-angle-up"
data-ng-click=" order('idArticles') "
data-ng-class="{active: row == 'idArticles'}"></span>
<span class="fa fa-angle-down"
data-ng-click=" order('-idArticles') "
data-ng-class="{active: row == '-idArticles'}"></span>
</div></th>
<th><div class="th">
Artikelgruppe
<span class="fa fa-angle-up"
data-ng-click=" order('artGroupName') "
data-ng-class="{active: row == 'artGroupName'}"></span>
<span class="fa fa-angle-down"
data-ng-click=" order('-artGroupName') "
data-ng-class="{active: row == '-artGroupName'}"></span>
</div></th>
<th><div class="th">
Artikelname
<span class="fa fa-angle-up"
data-ng-click=" order('artName') "
data-ng-class="{active: row == 'artName'}"></span>
<span class="fa fa-angle-down"
data-ng-click=" order('-artName') "
data-ng-class="{active: row == '-artName'}"></span>
</div></th>
<th><div class="th">
Preis
<span class="fa fa-angle-up"
data-ng-click=" order('artPrice') "
data-ng-class="{active: row == 'artPrice'}"></span>
<span class="fa fa-angle-down"
data-ng-click=" order('-artPrice') "
data-ng-class="{active: row == '-artPrice'}"></span>
</div></th>
<th><div class="th">
EGIS-Artikelnummer
<span class="fa fa-angle-up"
data-ng-click=" order('egisArtId') "
data-ng-class="{active: row == 'egisArtId'}"></span>
<span class="fa fa-angle-down"
data-ng-click=" order('-egisArtId') "
data-ng-class="{active: row == '-egisArtId'}"></span>
</div></th>
<th><div class="th">
Sichtbarkeit
</div></th>
</tr>
</thead>
<tbody>
<tr data-ng-repeat="article in currentPageArticles">
<td>{{article.idArticles}}</td>
<td>{{article.artGroupName}}</td>
<td>{{article.artName}}</td>
<td>{{article.artPrice}}€</td>
<td>{{article.egisArtId}}</td>
<td class="articles_active text-center">{{article.active}}</td>
</tr>
</tbody>
</table>
<footer class="table-footer">
<div class="row">
<div class="col-md-6 page-num-info">
<span>
Zeige
<select data-ng-model="numPerPage"
data-ng-options="num for num in numPerPageOpt"
data-ng-change="onNumPerPageChange()">
</select>
Einträge pro Seite
</span>
</div>
<div class="col-md-6 text-right pagination-container">
<pagination class="pagination-sm"
ng-model="currentPage"
total-items="filteredArticles.length"
max-size="4"
ng-change="select(currentPage)"
items-per-page="numPerPage"
rotate="false"
previous-text="‹" next-text="›"
boundary-links="true"></pagination>
</div>
</div>
</footer>
</section>
請幫我
您需要使用Angular提供的$http
服務,並使用以下方式設置$scope
變量:
$http({method: 'GET', url: '/db/articles.php' }).
success(function(data, status, headers, config) {
$scope.articles = data;
}).
error(function(data, status, headers, config) {
// called asynchronously if an error occurs
// or server returns response with an error status.
});
確保將$http
服務注入到您的控制器中,如下所示:
angular.module("app.tables", []).controller("articlesCtrl", ["$scope", "$filter", "$http",
function($scope, $filter, $http) {
在模板文件中,您可以使用{{ articles }}
或ng-repeat
遍歷所有文章。 控制器通過ng-controller="MyController"
連接到模板中的零件。
這都是非常基本的,並且角度是如何工作的。 我建議觀看一些教程...例如,這個教程: http : //www.ng-newsletter.com/posts/beginner2expert-scopes.html
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