89 lines
2.7 KiB
TypeScript
89 lines
2.7 KiB
TypeScript
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// (C) Copyright 2015 Moodle Pty Ltd.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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import { Component, Input, OnChanges, OnInit, SimpleChange } from '@angular/core';
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import { CoreCourse } from '@features/course/services/course';
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const assetsPath = 'assets/img/mod/';
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const fallbackModName = 'external-tool';
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/**
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* Component to handle a module icon.
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*/
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@Component({
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selector: 'core-mod-icon',
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templateUrl: 'mod-icon.html',
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styleUrls: ['mod-icon.scss'],
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})
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export class CoreModIconComponent implements OnInit, OnChanges {
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@Input() modname?; // The module name. Used also as component if set.
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@Input() componentId?; // Component Id for external icons.
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@Input() modicon?: string; // Module icon url or local url.
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@Input() showAlt = true; // Show alt otherwise it's only presentation icon.
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icon = '';
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modNameTranslated = '';
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isLocalUrl = true;
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linkIconWithComponent = false;
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/**
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* @inheritdoc
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*/
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async ngOnInit(): Promise<void> {
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this.modNameTranslated = this.modname ? CoreCourse.translateModuleName(this.modname) || '' : '';
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this.setIcon();
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}
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/**
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* @inheritdoc
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*/
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ngOnChanges(changes: { [name: string]: SimpleChange }): void {
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if (changes && changes.modicon && changes.modicon.previousValue) {
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this.setIcon();
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}
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}
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/**
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* Set icon.
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*/
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setIcon(): void {
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this.icon = this.modicon || this.icon;
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this.isLocalUrl = this.icon.startsWith(assetsPath);
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// Cache icon if the url is not the theme generic one.
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// If modname is not set icon won't be cached.
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// Also if the url matches the regexp (the theme will manage the image so it's not cached).
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this.linkIconWithComponent =
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this.modname &&
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this.componentId &&
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!this.isLocalUrl &&
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!this.icon.match('/theme/image.php/[^/]+/' + this.modname + '/[-0-9]*/');
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}
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/**
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* Icon to load on error.
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*/
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loadFallbackIcon(): void {
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this.isLocalUrl = true;
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const moduleName = !this.modname || CoreCourse.CORE_MODULES.indexOf(this.modname) < 0
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? fallbackModName
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: this.modname;
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this.icon = assetsPath + moduleName + '.svg';
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}
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}
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