/ * *
* @ description : : versatile tools ,
* /
import { bindings } from './metadata'
export default new class Utils {
constructor ( ) { }
isMac ( ) {
return navigator . platform . includes ( 'Mac' )
}
isMobile ( ) {
let check = false ;
( function ( a ) {
if ( /(android|bb\d+|meego).+mobile|avantgo|bada\/|blackberry|blazer|compal|elaine|fennec|hiptop|iemobile|ip(hone|od)|iris|kindle|lge |maemo|midp|mmp|mobile.+firefox|netfront|opera m(ob|in)i|palm( os)?|phone|p(ixi|re)\/|plucker|pocket|psp|series(4|6)0|symbian|treo|up\.(browser|link)|vodafone|wap|windows ce|xda|xiino|android|ipad|playbook|silk/i . test ( a ) || /1207|6310|6590|3gso|4thp|50[1-6]i|770s|802s|a wa|abac|ac(er|oo|s\-)|ai(ko|rn)|al(av|ca|co)|amoi|an(ex|ny|yw)|aptu|ar(ch|go)|as(te|us)|attw|au(di|\-m|r |s )|avan|be(ck|ll|nq)|bi(lb|rd)|bl(ac|az)|br(e|v)w|bumb|bw\-(n|u)|c55\/|capi|ccwa|cdm\-|cell|chtm|cldc|cmd\-|co(mp|nd)|craw|da(it|ll|ng)|dbte|dc\-s|devi|dica|dmob|do(c|p)o|ds(12|\-d)|el(49|ai)|em(l2|ul)|er(ic|k0)|esl8|ez([4-7]0|os|wa|ze)|fetc|fly(\-|_)|g1 u|g560|gene|gf\-5|g\-mo|go(\.w|od)|gr(ad|un)|haie|hcit|hd\-(m|p|t)|hei\-|hi(pt|ta)|hp( i|ip)|hs\-c|ht(c(\-| |_|a|g|p|s|t)|tp)|hu(aw|tc)|i\-(20|go|ma)|i230|iac( |\-|\/)|ibro|idea|ig01|ikom|im1k|inno|ipaq|iris|ja(t|v)a|jbro|jemu|jigs|kddi|keji|kgt( |\/)|klon|kpt |kwc\-|kyo(c|k)|le(no|xi)|lg( g|\/(k|l|u)|50|54|\-[a-w])|libw|lynx|m1\-w|m3ga|m50\/|ma(te|ui|xo)|mc(01|21|ca)|m\-cr|me(rc|ri)|mi(o8|oa|ts)|mmef|mo(01|02|bi|de|do|t(\-| |o|v)|zz)|mt(50|p1|v )|mwbp|mywa|n10[0-2]|n20[2-3]|n30(0|2)|n50(0|2|5)|n7(0(0|1)|10)|ne((c|m)\-|on|tf|wf|wg|wt)|nok(6|i)|nzph|o2im|op(ti|wv)|oran|owg1|p800|pan(a|d|t)|pdxg|pg(13|\-([1-8]|c))|phil|pire|pl(ay|uc)|pn\-2|po(ck|rt|se)|prox|psio|pt\-g|qa\-a|qc(07|12|21|32|60|\-[2-7]|i\-)|qtek|r380|r600|raks|rim9|ro(ve|zo)|s55\/|sa(ge|ma|mm|ms|ny|va)|sc(01|h\-|oo|p\-)|sdk\/|se(c(\-|0|1)|47|mc|nd|ri)|sgh\-|shar|sie(\-|m)|sk\-0|sl(45|id)|sm(al|ar|b3|it|t5)|so(ft|ny)|sp(01|h\-|v\-|v )|sy(01|mb)|t2(18|50)|t6(00|10|18)|ta(gt|lk)|tcl\-|tdg\-|tel(i|m)|tim\-|t\-mo|to(pl|sh)|ts(70|m\-|m3|m5)|tx\-9|up(\.b|g1|si)|utst|v400|v750|veri|vi(rg|te)|vk(40|5[0-3]|\-v)|vm40|voda|vulc|vx(52|53|60|61|70|80|81|83|85|98)|w3c(\-| )|webc|whit|wi(g |nc|nw)|wmlb|wonu|x700|yas\-|your|zeto|zte\-/i . test ( a . substr ( 0 , 4 ) ) ) check = true ;
} ) ( navigator . userAgent || navigator . vendor || window . opera ) ;
return check ;
}
/* The right word count in respect for CJK. */
wordCount ( data ) {
const pattern = /[a-zA-Z0-9_\u0392-\u03c9\u0410-\u04F9]+|[\u4E00-\u9FFF\u3400-\u4dbf\uf900-\ufaff\u3040-\u309f\uac00-\ud7af]+/g ;
const m = data . match ( pattern ) ;
let count = 0 ;
if ( m === null ) return count ;
for ( let i = 0 ; i < m . length ; i ++ ) {
if ( m [ i ] . charCodeAt ( 0 ) >= 0x4E00 ) {
count += m [ i ] . length ;
} else {
count += 1 ;
}
}
return count ;
}
/ * *
* Fix shortcut . Mac use Command , others use Ctrl .
* /
fixShortcut ( name ) {
name = this . isMac ( ) ? name . replace ( "Ctrl" , "Cmd" ) : name . replace ( "Cmd" , "Ctrl" )
return name ;
}
// Safari, in Private Browsing Mode, looks like it supports localStorage but all calls to setItem throw QuotaExceededError. We're going to detect this and set a variable accordingly.
isLocalStorageAvailable ( ) {
if ( typeof localStorage === "object" ) {
try {
localStorage . setItem ( "smde_localStorage" , 1 ) ;
localStorage . removeItem ( "smde_localStorage" ) ;
} catch ( e ) {
return false ;
}
} else {
return false ;
}
return true ;
}
downloadFA ( options = { } ) {
let autoDownloadFA = true ;
if ( options . autoDownloadFontAwesome === false ) {
autoDownloadFA = false ;
}
if ( options . autoDownloadFontAwesome !== true ) {
autoDownloadFA = ! Array
. from ( document . styleSheets )
. find ( v => v . href && v . href . includes ( '//maxcdn.bootstrapcdn.com/font-awesome/' ) )
}
if ( autoDownloadFA ) {
let link = document . createElement ( "link" ) ;
link . rel = "stylesheet" ;
link . href = "https://maxcdn.bootstrapcdn.com/font-awesome/latest/css/font-awesome.min.css" ;
document . getElementsByTagName ( "head" ) [ 0 ] . appendChild ( link ) ;
}
}
}