119 lines
3.0 KiB
JavaScript
119 lines
3.0 KiB
JavaScript
/**
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* function that create an ajax post action
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* - PLGNTLS_data.ajax_nonce and PLGNTLS_data.ajax_url
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* are passed from the class PLGNTLS_class
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*/
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/*
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// OLD VERSION
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console.log("PLGNTLS_data");
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console.log(PLGNTLS_data);
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function PLGNTLS_ajax(action, data_obj) {
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const data = new FormData();
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data.append("action", action);
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data.append("_ajax_nonce", PLGNTLS_data.ajax_nonce);
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for (const key in data_obj)
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data.append(key, data_obj[key]);
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return fetch(PLGNTLS_data.ajax_url, {
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method: "POST",
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credentials: "same-origin",
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body: data,
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});
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}
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*/
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// https://stackoverflow.com/q/52657814/9497573
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function is_plain_object(obj)
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{
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if (!obj)
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return false;
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if (obj.constructor !== Object)
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return false;
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if (Object.getPrototypeOf(obj) !== Object.prototype)
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return false;
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return true;
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}
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function PLGNTLS_fetch(src = null, options = null)
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{
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if (src === null)
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return null;
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if (options === null)
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{
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const data = new FormData();
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data.append('action', src);
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data.append('_ajax_nonce', PLGNTLS_data.ajax_nonce);
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options = {
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method: 'POST',
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credentials: 'same-origin',
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body: data,
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};
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}
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else if (is_plain_object(options))
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{
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// check for method, default POST
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if (!Object.hasOwn(options, 'method'))
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options.method = 'POST';
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// check for credentials, default same-origin
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if (!Object.hasOwn(options, 'credentials'))
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options.credentials = 'same-origin';
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// check for body, default contains action and nonce
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if (!Object.hasOwn(options, 'body'))
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options.body = new FormData();
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// add action and nonce in options.body
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if (options.body instanceof FormData)
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{
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// dont check if action and nonce already exist, need new anyway
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options.body.set('action', src);
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options.body.set('_ajax_nonce', PLGNTLS_data.ajax_nonce);
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}
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else
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{
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// should think a better strategy : https://stackoverflow.com/q/20295080/9497573
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// const data = {};
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// if (is_plain_object(options.body))
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// {
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// for (const key in options.body)
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// data[key] = options.body[key];
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// }
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// else
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// data.data = options.body;
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// data.action = src;
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// data._ajax_nonce = PLGNTLS_data.ajax_nonce;
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// options.body = JSON.stringify(data);
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// cannot work if fetch use :
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// headers: {"Content-Type": "application/json"},
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const data = new FormData( );
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data.append( 'action', src );
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data.append( '_ajax_nonce', PLGNTLS_data.ajax_nonce );
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if ( is_plain_object( options.body ) )
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{
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console.log( "1" );
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for ( const key in options.body )
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data.append( key, JSON.stringify(options.body[key]) );
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}
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// is string : https://stackoverflow.com/q/4059147/9497573
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else if ( typeof options.body === 'string' || options.body instanceof String )
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{
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console.log( "2" );
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data.append( 'data', options.body );
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}
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else
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{
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console.log( "3" );
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data.append('data', JSON.stringify(options.body));
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}
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options.body = data;
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}
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}
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else
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throw new Error('options not plain object or formData');
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console.log("options: ", options);
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return fetch(PLGNTLS_data.ajax_url, options);
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}
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