primeng
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261 lines • 30 kB
JavaScript
import { NgModule, Directive, HostListener, Input, forwardRef, Output, EventEmitter, Inject, PLATFORM_ID, booleanAttribute } from '@angular/core';
import { CommonModule, DOCUMENT, isPlatformBrowser } from '@angular/common';
import { DomHandler } from 'primeng/dom';
import { NG_VALIDATORS } from '@angular/forms';
import * as i0 from "@angular/core";
export const KEYFILTER_VALIDATOR = {
provide: NG_VALIDATORS,
useExisting: forwardRef(() => KeyFilter),
multi: true
};
const DEFAULT_MASKS = {
pint: /[\d]/,
int: /[\d\-]/,
pnum: /[\d\.]/,
money: /[\d\.\s,]/,
num: /[\d\-\.]/,
hex: /[0-9a-f]/i,
email: /[a-z0-9_\.\-@]/i,
alpha: /[a-z_]/i,
alphanum: /[a-z0-9_]/i
};
const KEYS = {
TAB: 9,
RETURN: 13,
ESC: 27,
BACKSPACE: 8,
DELETE: 46
};
const SAFARI_KEYS = {
63234: 37,
63235: 39,
63232: 38,
63233: 40,
63276: 33,
63277: 34,
63272: 46,
63273: 36,
63275: 35 // end
};
/**
* KeyFilter Directive is a built-in feature of InputText to restrict user input based on a regular expression.
* @group Components
*/
export class KeyFilter {
document;
platformId;
el;
/**
* When enabled, instead of blocking keys, input is validated internally to test against the regular expression.
* @group Props
*/
pValidateOnly;
/**
* Sets the pattern for key filtering.
* @group Props
*/
set pattern(_pattern) {
this._pattern = _pattern;
if (_pattern instanceof RegExp) {
this.regex = _pattern;
}
else if (_pattern in DEFAULT_MASKS) {
this.regex = DEFAULT_MASKS[_pattern];
}
else {
this.regex = /./;
}
}
get pattern() {
return this._pattern;
}
/**
* Emits a value whenever the ngModel of the component changes.
* @param {(string | number)} modelValue - Custom model change event.
* @group Emits
*/
ngModelChange = new EventEmitter();
regex = /./;
_pattern;
isAndroid;
lastValue;
constructor(document, platformId, el) {
this.document = document;
this.platformId = platformId;
this.el = el;
if (isPlatformBrowser(this.platformId)) {
this.isAndroid = DomHandler.isAndroid();
}
else {
this.isAndroid = false;
}
}
isNavKeyPress(e) {
let k = e.keyCode;
k = DomHandler.getBrowser().safari ? SAFARI_KEYS[k] || k : k;
return (k >= 33 && k <= 40) || k == KEYS.RETURN || k == KEYS.TAB || k == KEYS.ESC;
}
isSpecialKey(e) {
let k = e.keyCode || e.charCode;
return k == 9 || k == 13 || k == 27 || k == 16 || k == 17 || (k >= 18 && k <= 20) || (DomHandler.getBrowser().opera && !e.shiftKey && (k == 8 || (k >= 33 && k <= 35) || (k >= 36 && k <= 39) || (k >= 44 && k <= 45)));
}
getKey(e) {
let k = e.keyCode || e.charCode;
return DomHandler.getBrowser().safari ? SAFARI_KEYS[k] || k : k;
}
getCharCode(e) {
return e.charCode || e.keyCode || e.which;
}
findDelta(value, prevValue) {
let delta = '';
for (let i = 0; i < value.length; i++) {
let str = value.substr(0, i) + value.substr(i + value.length - prevValue.length);
if (str === prevValue)
delta = value.substr(i, value.length - prevValue.length);
}
return delta;
}
isValidChar(c) {
return this.regex.test(c);
}
isValidString(str) {
for (let i = 0; i < str.length; i++) {
if (!this.isValidChar(str.substr(i, 1))) {
return false;
}
}
return true;
}
onInput(e) {
if (this.isAndroid && !this.pValidateOnly) {
let val = this.el.nativeElement.value;
let lastVal = this.lastValue || '';
let inserted = this.findDelta(val, lastVal);
let removed = this.findDelta(lastVal, val);
let pasted = inserted.length > 1 || (!inserted && !removed);
if (pasted) {
if (!this.isValidString(val)) {
this.el.nativeElement.value = lastVal;
this.ngModelChange.emit(lastVal);
}
}
else if (!removed) {
if (!this.isValidChar(inserted)) {
this.el.nativeElement.value = lastVal;
this.ngModelChange.emit(lastVal);
}
}
val = this.el.nativeElement.value;
if (this.isValidString(val)) {
this.lastValue = val;
}
}
}
onKeyPress(e) {
if (this.isAndroid || this.pValidateOnly) {
return;
}
let browser = DomHandler.getBrowser();
let k = this.getKey(e);
if (browser.mozilla && (e.ctrlKey || e.altKey)) {
return;
}
else if (k == 17 || k == 18) {
return;
}
// Enter key
if (k == 13) {
return;
}
let c = this.getCharCode(e);
let cc = String.fromCharCode(c);
let ok = true;
if (!browser.mozilla && (this.isSpecialKey(e) || !cc)) {
return;
}
ok = this.regex.test(cc);
if (!ok) {
e.preventDefault();
}
}
onPaste(e) {
const clipboardData = e.clipboardData || this.document.defaultView.clipboardData.getData('text');
if (clipboardData) {
let pattern = /\{[0-9]+\}/;
const pastedText = clipboardData.getData('text');
if (pattern.test(this.regex.toString())) {
if (!this.regex.test(pastedText)) {
e.preventDefault();
return;
}
}
else {
for (let char of pastedText.toString()) {
if (!this.regex.test(char)) {
e.preventDefault();
return;
}
}
}
}
}
validate(c) {
if (this.pValidateOnly) {
let value = this.el.nativeElement.value;
if (value && !this.regex.test(value)) {
return {
validatePattern: false
};
}
}
}
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.1", ngImport: i0, type: KeyFilter, deps: [{ token: DOCUMENT }, { token: PLATFORM_ID }, { token: i0.ElementRef }], target: i0.ɵɵFactoryTarget.Directive });
static ɵdir = i0.ɵɵngDeclareDirective({ minVersion: "16.1.0", version: "17.3.1", type: KeyFilter, selector: "[pKeyFilter]", inputs: { pValidateOnly: ["pValidateOnly", "pValidateOnly", booleanAttribute], pattern: ["pKeyFilter", "pattern"] }, outputs: { ngModelChange: "ngModelChange" }, host: { listeners: { "input": "onInput($event)", "keypress": "onKeyPress($event)", "paste": "onPaste($event)" }, classAttribute: "p-element" }, providers: [KEYFILTER_VALIDATOR], ngImport: i0 });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.1", ngImport: i0, type: KeyFilter, decorators: [{
type: Directive,
args: [{
selector: '[pKeyFilter]',
providers: [KEYFILTER_VALIDATOR],
host: {
class: 'p-element'
}
}]
}], ctorParameters: () => [{ type: Document, decorators: [{
type: Inject,
args: [DOCUMENT]
}] }, { type: undefined, decorators: [{
type: Inject,
args: [PLATFORM_ID]
}] }, { type: i0.ElementRef }], propDecorators: { pValidateOnly: [{
type: Input,
args: [{ transform: booleanAttribute }]
}], pattern: [{
type: Input,
args: ['pKeyFilter']
}], ngModelChange: [{
type: Output
}], onInput: [{
type: HostListener,
args: ['input', ['$event']]
}], onKeyPress: [{
type: HostListener,
args: ['keypress', ['$event']]
}], onPaste: [{
type: HostListener,
args: ['paste', ['$event']]
}] } });
export class KeyFilterModule {
static ɵfac = i0.ɵɵngDeclareFactory({ minVersion: "12.0.0", version: "17.3.1", ngImport: i0, type: KeyFilterModule, deps: [], target: i0.ɵɵFactoryTarget.NgModule });
static ɵmod = i0.ɵɵngDeclareNgModule({ minVersion: "14.0.0", version: "17.3.1", ngImport: i0, type: KeyFilterModule, declarations: [KeyFilter], imports: [CommonModule], exports: [KeyFilter] });
static ɵinj = i0.ɵɵngDeclareInjector({ minVersion: "12.0.0", version: "17.3.1", ngImport: i0, type: KeyFilterModule, imports: [CommonModule] });
}
i0.ɵɵngDeclareClassMetadata({ minVersion: "12.0.0", version: "17.3.1", ngImport: i0, type: KeyFilterModule, decorators: [{
type: NgModule,
args: [{
imports: [CommonModule],
exports: [KeyFilter],
declarations: [KeyFilter]
}]
}] });
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{ NgModule, Directive, ElementRef, HostListener, Input, forwardRef, Output, EventEmitter, Inject, PLATFORM_ID, Provider, booleanAttribute } from '@angular/core';\nimport { CommonModule, DOCUMENT, isPlatformBrowser } from '@angular/common';\nimport { DomHandler } from 'primeng/dom';\nimport { Validator, AbstractControl, NG_VALIDATORS } from '@angular/forms';\nimport { KeyFilterPattern } from './keyfilter.interface';\n\nexport const KEYFILTER_VALIDATOR: Provider = {\n    provide: NG_VALIDATORS,\n    useExisting: forwardRef(() => KeyFilter),\n    multi: true\n};\n\ntype SafariKeys = {\n    63234: number;\n    63235: number;\n    63232: number;\n    63233: number;\n    63276: number;\n    63277: number;\n    63272: number;\n    63273: number;\n    63275: number;\n};\n\ntype Keys = {\n    TAB: number;\n    RETURN: number;\n    ESC: number;\n    BACKSPACE: number;\n    DELETE: number;\n};\n\nconst DEFAULT_MASKS: Record<KeyFilterPattern, RegExp> = {\n    pint: /[\\d]/,\n    int: /[\\d\\-]/,\n    pnum: /[\\d\\.]/,\n    money: /[\\d\\.\\s,]/,\n    num: /[\\d\\-\\.]/,\n    hex: /[0-9a-f]/i,\n    email: /[a-z0-9_\\.\\-@]/i,\n    alpha: /[a-z_]/i,\n    alphanum: /[a-z0-9_]/i\n};\n\nconst KEYS: Keys = {\n    TAB: 9,\n    RETURN: 13,\n    ESC: 27,\n    BACKSPACE: 8,\n    DELETE: 46\n};\n\nconst SAFARI_KEYS: SafariKeys = {\n    63234: 37, // left\n    63235: 39, // right\n    63232: 38, // up\n    63233: 40, // down\n    63276: 33, // page up\n    63277: 34, // page down\n    63272: 46, // delete\n    63273: 36, // home\n    63275: 35 // end\n};\n/**\n * KeyFilter Directive is a built-in feature of InputText to restrict user input based on a regular expression.\n * @group Components\n */\n@Directive({\n    selector: '[pKeyFilter]',\n    providers: [KEYFILTER_VALIDATOR],\n    host: {\n        class: 'p-element'\n    }\n})\nexport class KeyFilter implements Validator {\n    /**\n     * When enabled, instead of blocking keys, input is validated internally to test against the regular expression.\n     * @group Props\n     */\n    @Input({ transform: booleanAttribute }) pValidateOnly: boolean | undefined;\n    /**\n     * Sets the pattern for key filtering.\n     * @group Props\n     */\n\n    @Input('pKeyFilter') set pattern(_pattern: RegExp | KeyFilterPattern | null | undefined) {\n        this._pattern = _pattern;\n\n        if (_pattern instanceof RegExp) {\n            this.regex = _pattern;\n        } else if (_pattern in DEFAULT_MASKS) {\n            this.regex = DEFAULT_MASKS[_pattern];\n        } else {\n            this.regex = /./;\n        }\n    }\n    get pattern(): RegExp | KeyFilterPattern | null | undefined {\n        return this._pattern;\n    }\n\n    /**\n     * Emits a value whenever the ngModel of the component changes.\n     * @param {(string | number)} modelValue - Custom model change event.\n     * @group Emits\n     */\n    @Output() ngModelChange: EventEmitter<string | number> = new EventEmitter<string | number>();\n\n    regex: RegExp = /./;\n\n    _pattern: RegExp | KeyFilterPattern | null | undefined;\n\n    isAndroid: boolean;\n\n    lastValue: any;\n\n    constructor(@Inject(DOCUMENT) private document: Document, @Inject(PLATFORM_ID) private platformId: any, public el: ElementRef) {\n        if (isPlatformBrowser(this.platformId)) {\n            this.isAndroid = DomHandler.isAndroid();\n        } else {\n            this.isAndroid = false;\n        }\n    }\n\n    isNavKeyPress(e: KeyboardEvent) {\n        let k = e.keyCode;\n        k = DomHandler.getBrowser().safari ? (SAFARI_KEYS as any)[k] || k : k;\n\n        return (k >= 33 && k <= 40) || k == KEYS.RETURN || k == KEYS.TAB || k == KEYS.ESC;\n    }\n\n    isSpecialKey(e: KeyboardEvent) {\n        let k = e.keyCode || e.charCode;\n\n        return k == 9 || k == 13 || k == 27 || k == 16 || k == 17 || (k >= 18 && k <= 20) || (DomHandler.getBrowser().opera && !e.shiftKey && (k == 8 || (k >= 33 && k <= 35) || (k >= 36 && k <= 39) || (k >= 44 && k <= 45)));\n    }\n\n    getKey(e: KeyboardEvent) {\n        let k = e.keyCode || e.charCode;\n        return DomHandler.getBrowser().safari ? (SAFARI_KEYS as any)[k] || k : k;\n    }\n\n    getCharCode(e: KeyboardEvent) {\n        return e.charCode || e.keyCode || e.which;\n    }\n\n    findDelta(value: string, prevValue: string) {\n        let delta = '';\n\n        for (let i = 0; i < value.length; i++) {\n            let str = value.substr(0, i) + value.substr(i + value.length - prevValue.length);\n\n            if (str === prevValue) delta = value.substr(i, value.length - prevValue.length);\n        }\n\n        return delta;\n    }\n\n    isValidChar(c: string) {\n        return (<RegExp>this.regex).test(c);\n    }\n\n    isValidString(str: string) {\n        for (let i = 0; i < str.length; i++) {\n            if (!this.isValidChar(str.substr(i, 1))) {\n                return false;\n            }\n        }\n\n        return true;\n    }\n\n    @HostListener('input', ['$event'])\n    onInput(e: KeyboardEvent) {\n        if (this.isAndroid && !this.pValidateOnly) {\n            let val = this.el.nativeElement.value;\n            let lastVal = this.lastValue || '';\n\n            let inserted = this.findDelta(val, lastVal);\n            let removed = this.findDelta(lastVal, val);\n            let pasted = inserted.length > 1 || (!inserted && !removed);\n\n            if (pasted) {\n                if (!this.isValidString(val)) {\n                    this.el.nativeElement.value = lastVal;\n                    this.ngModelChange.emit(lastVal);\n                }\n            } else if (!removed) {\n                if (!this.isValidChar(inserted)) {\n                    this.el.nativeElement.value = lastVal;\n                    this.ngModelChange.emit(lastVal);\n                }\n            }\n\n            val = this.el.nativeElement.value;\n            if (this.isValidString(val)) {\n                this.lastValue = val;\n            }\n        }\n    }\n\n    @HostListener('keypress', ['$event'])\n    onKeyPress(e: KeyboardEvent) {\n        if (this.isAndroid || this.pValidateOnly) {\n            return;\n        }\n\n        let browser = DomHandler.getBrowser();\n        let k = this.getKey(e);\n\n        if (browser.mozilla && (e.ctrlKey || e.altKey)) {\n            return;\n        } else if (k == 17 || k == 18) {\n            return;\n        }\n\n        // Enter key\n        if (k == 13) {\n            return;\n        }\n\n        let c = this.getCharCode(e);\n        let cc = String.fromCharCode(c);\n        let ok = true;\n\n        if (!browser.mozilla && (this.isSpecialKey(e) || !cc)) {\n            return;\n        }\n\n        ok = (<RegExp>this.regex).test(cc);\n\n        if (!ok) {\n            e.preventDefault();\n        }\n    }\n\n    @HostListener('paste', ['$event'])\n    onPaste(e: ClipboardEvent) {\n        const clipboardData = e.clipboardData || (<any>this.document.defaultView).clipboardData.getData('text');\n        if (clipboardData) {\n            let pattern = /\\{[0-9]+\\}/;\n            const pastedText = clipboardData.getData('text');\n            if (pattern.test(this.regex.toString())) {\n                if (!this.regex.test(pastedText)) {\n                    e.preventDefault();\n                    return;\n                }\n            } else {\n                for (let char of pastedText.toString()) {\n                    if (!this.regex.test(char)) {\n                        e.preventDefault();\n                        return;\n                    }\n                }\n            }\n        }\n    }\n\n    validate(c: AbstractControl): { [key: string]: any } | any {\n        if (this.pValidateOnly) {\n            let value = this.el.nativeElement.value;\n            if (value && !this.regex.test(value)) {\n                return {\n                    validatePattern: false\n                };\n            }\n        }\n    }\n}\n\n@NgModule({\n    imports: [CommonModule],\n    exports: [KeyFilter],\n    declarations: [KeyFilter]\n})\nexport class KeyFilterModule {}\n"]}