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snipe-it/app/Helpers/Helper.php
Maciej Domanski 540f783ba2 phpstan-fixes
2022-03-16 15:11:40 +01:00

1058 lines
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<?php
namespace App\Helpers;
use App\Models\Accessory;
use App\Models\Component;
use App\Models\Consumable;
use App\Models\CustomField;
use App\Models\CustomFieldset;
use App\Models\Depreciation;
use App\Models\Setting;
use App\Models\Statuslabel;
use Crypt;
use Illuminate\Contracts\Encryption\DecryptException;
use Image;
class Helper
{
/**
* Simple helper to invoke the markdown parser
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.0]
* @return string
*/
public static function parseEscapedMarkedown($str)
{
$Parsedown = new \Parsedown();
if ($str) {
return $Parsedown->text(e($str));
}
}
/**
* The importer has formatted number strings since v3,
* so the value might be a string, or an integer.
* If it's a number, format it as a string.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.0]
* @return string
*/
public static function formatCurrencyOutput($cost)
{
if (is_numeric($cost)) {
if (Setting::getSettings()->digit_separator=='1.234,56') {
return number_format($cost, 2, ',', '.');
}
return number_format($cost, 2, '.', ',');
}
// It's already been parsed.
return $cost;
}
/**
* Static colors for pie charts.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.3]
* @return string
*/
public static function defaultChartColors($index = 0)
{
$colors = [
'#008941',
'#FF4A46',
'#006FA6',
'#A30059',
'#1CE6FF',
'#FFDBE5',
'#7A4900',
'#0000A6',
'#63FFAC',
'#B79762',
'#004D43',
'#8FB0FF',
'#997D87',
'#5A0007',
'#809693',
'#FEFFE6',
'#1B4400',
'#4FC601',
'#3B5DFF',
'#4A3B53',
'#FF2F80',
'#61615A',
'#BA0900',
'#6B7900',
'#00C2A0',
'#FFAA92',
'#FF90C9',
'#B903AA',
'#D16100',
'#DDEFFF',
'#000035',
'#7B4F4B',
'#A1C299',
'#300018',
'#0AA6D8',
'#013349',
'#00846F',
'#372101',
'#FFB500',
'#C2FFED',
'#A079BF',
'#CC0744',
'#C0B9B2',
'#C2FF99',
'#001E09',
'#00489C',
'#6F0062',
'#0CBD66',
'#EEC3FF',
'#456D75',
'#B77B68',
'#7A87A1',
'#788D66',
'#885578',
'#FAD09F',
'#FF8A9A',
'#D157A0',
'#BEC459',
'#456648',
'#0086ED',
'#886F4C',
'#34362D',
'#B4A8BD',
'#00A6AA',
'#452C2C',
'#636375',
'#A3C8C9',
'#FF913F',
'#938A81',
'#575329',
'#00FECF',
'#B05B6F',
'#8CD0FF',
'#3B9700',
'#04F757',
'#C8A1A1',
'#1E6E00',
'#7900D7',
'#A77500',
'#6367A9',
'#A05837',
'#6B002C',
'#772600',
'#D790FF',
'#9B9700',
'#549E79',
'#FFF69F',
'#201625',
'#72418F',
'#BC23FF',
'#99ADC0',
'#3A2465',
'#922329',
'#5B4534',
'#FDE8DC',
'#404E55',
'#0089A3',
'#CB7E98',
'#A4E804',
'#324E72',
'#6A3A4C',
'#83AB58',
'#001C1E',
'#D1F7CE',
'#004B28',
'#C8D0F6',
'#A3A489',
'#806C66',
'#222800',
'#BF5650',
'#E83000',
'#66796D',
'#DA007C',
'#FF1A59',
'#8ADBB4',
'#1E0200',
'#5B4E51',
'#C895C5',
'#320033',
'#FF6832',
'#66E1D3',
'#CFCDAC',
'#D0AC94',
'#7ED379',
'#012C58',
'#7A7BFF',
'#D68E01',
'#353339',
'#78AFA1',
'#FEB2C6',
'#75797C',
'#837393',
'#943A4D',
'#B5F4FF',
'#D2DCD5',
'#9556BD',
'#6A714A',
'#001325',
'#02525F',
'#0AA3F7',
'#E98176',
'#DBD5DD',
'#5EBCD1',
'#3D4F44',
'#7E6405',
'#02684E',
'#962B75',
'#8D8546',
'#9695C5',
'#E773CE',
'#D86A78',
'#3E89BE',
'#CA834E',
'#518A87',
'#5B113C',
'#55813B',
'#E704C4',
'#00005F',
'#A97399',
'#4B8160',
'#59738A',
'#FF5DA7',
'#F7C9BF',
'#643127',
'#513A01',
'#6B94AA',
'#51A058',
'#A45B02',
'#1D1702',
'#E20027',
'#E7AB63',
'#4C6001',
'#9C6966',
'#64547B',
'#97979E',
'#006A66',
'#391406',
'#F4D749',
'#0045D2',
'#006C31',
'#DDB6D0',
'#7C6571',
'#9FB2A4',
'#00D891',
'#15A08A',
'#BC65E9',
'#FFFFFE',
'#C6DC99',
'#203B3C',
'#671190',
'#6B3A64',
'#F5E1FF',
'#FFA0F2',
'#CCAA35',
'#374527',
'#8BB400',
'#797868',
'#C6005A',
'#3B000A',
'#C86240',
'#29607C',
'#402334',
'#7D5A44',
'#CCB87C',
'#B88183',
'#AA5199',
'#B5D6C3',
'#A38469',
'#9F94F0',
'#A74571',
'#B894A6',
'#71BB8C',
'#00B433',
'#789EC9',
'#6D80BA',
'#953F00',
'#5EFF03',
'#E4FFFC',
'#1BE177',
'#BCB1E5',
'#76912F',
'#003109',
'#0060CD',
'#D20096',
'#895563',
'#29201D',
'#5B3213',
'#A76F42',
'#89412E',
'#1A3A2A',
'#494B5A',
'#A88C85',
'#F4ABAA',
'#A3F3AB',
'#00C6C8',
'#EA8B66',
'#958A9F',
'#BDC9D2',
'#9FA064',
'#BE4700',
'#658188',
'#83A485',
'#453C23',
'#47675D',
'#3A3F00',
'#061203',
'#DFFB71',
'#868E7E',
'#98D058',
'#6C8F7D',
'#D7BFC2',
'#3C3E6E',
'#D83D66',
'#2F5D9B',
'#6C5E46',
'#D25B88',
'#5B656C',
'#00B57F',
'#545C46',
'#866097',
'#365D25',
'#252F99',
'#00CCFF',
'#674E60',
'#FC009C',
'#92896B',
];
return $colors[$index];
}
/**
* Increases or decreases the brightness of a color by a percentage of the current brightness.
*
* @param string $hexCode Supported formats: `#FFF`, `#FFFFFF`, `FFF`, `FFFFFF`
* @param float $adjustPercent A number between -1 and 1. E.g. 0.3 = 30% lighter; -0.4 = 40% darker.
*
* @return string
*/
public static function adjustBrightness($hexCode, $adjustPercent)
{
$hexCode = ltrim($hexCode, '#');
if (strlen($hexCode) == 3) {
$hexCode = $hexCode[0].$hexCode[0].$hexCode[1].$hexCode[1].$hexCode[2].$hexCode[2];
}
$hexCode = array_map('hexdec', str_split($hexCode, 2));
foreach ($hexCode as &$color) {
$adjustableLimit = $adjustPercent < 0 ? $color : 255 - $color;
$adjustAmount = ceil($adjustableLimit * $adjustPercent);
$color = str_pad(dechex($color + $adjustAmount), 2, '0', STR_PAD_LEFT);
}
return '#'.implode($hexCode);
}
/**
* Static background (highlight) colors for pie charts
* This is inelegant, and could be refactored later.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.2]
* @return array
*/
public static function chartBackgroundColors()
{
$colors = [
'#f56954',
'#00a65a',
'#f39c12',
'#00c0ef',
'#3c8dbc',
'#d2d6de',
'#3c8dbc',
'#3c8dbc',
'#3c8dbc',
];
return $colors;
}
/**
* Format currency using comma for thousands until local info is property used.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.7]
* @return string
*/
public static function ParseFloat($floatString)
{
/*******
*
* WARNING: This does conversions based on *locale* - a Unix-ey-like thing.
*
* Everything else in the system tends to convert based on the Snipe-IT settings
*
* So it's very likely this is *not* what you want - instead look for the new
*
* ParseCurrency($currencyString)
*
* Which should be directly below here
*
*/
$LocaleInfo = localeconv();
$floatString = str_replace(array(',', $LocaleInfo['decimal_point']), array('', '.'), $floatString);
// Strip Currency symbol
// If no currency symbol is set, default to $ because Murica
$currencySymbol = $LocaleInfo['currency_symbol'];
if (empty($currencySymbol)) {
$currencySymbol = '$';
}
$floatString = str_replace($currencySymbol, '', $floatString);
return (float)$floatString;
}
/**
* Format currency using comma or period for thousands, and period or comma for decimal, based on settings.
*
* @author [B. Wetherington] [<bwetherington@grokability.com>]
* @since [v5.2]
* @return float
*/
public static function ParseCurrency($currencyString) {
$without_currency = str_replace(Setting::getSettings()->default_currency, '', $currencyString); //generally shouldn't come up, since we don't do this in fields, but just in case it does...
if(Setting::getSettings()->digit_separator=='1.234,56') {
//EU format
$without_thousands = str_replace('.', '', $without_currency);
$corrected_decimal = str_replace(',', '.', $without_thousands);
} else {
$without_thousands = str_replace(',', '', $without_currency);
$corrected_decimal = $without_thousands; // decimal is already OK
}
return floatval($corrected_decimal);
}
/**
* Get the list of status labels in an array to make a dropdown menu
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.5]
* @return array
*/
public static function statusLabelList()
{
$statuslabel_list = ['' => trans('general.select_statuslabel')] + Statuslabel::orderBy('default_label', 'desc')->orderBy('name', 'asc')->orderBy('deployable', 'desc')
->pluck('name', 'id')->toArray();
return $statuslabel_list;
}
/**
* Get the list of deployable status labels in an array to make a dropdown menu
*
* @todo This should probably be a selectlist, same as the other endpoints
* and we should probably add to the API controllers to make sure that
* the status_id submitted is actually really deployable.
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v5.1.0]
* @return array
*/
public static function deployableStatusLabelList()
{
$statuslabel_list = Statuslabel::where('deployable', '=', '1')->orderBy('default_label', 'desc')
->orderBy('name', 'asc')
->orderBy('deployable', 'desc')
->pluck('name', 'id')->toArray();
return $statuslabel_list;
}
/**
* Get the list of status label types in an array to make a dropdown menu
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.5]
* @return array
*/
public static function statusTypeList()
{
$statuslabel_types =
['' => trans('admin/hardware/form.select_statustype')]
+ ['deployable' => trans('admin/hardware/general.deployable')]
+ ['pending' => trans('admin/hardware/general.pending')]
+ ['undeployable' => trans('admin/hardware/general.undeployable')]
+ ['archived' => trans('admin/hardware/general.archived')];
return $statuslabel_types;
}
/**
* Get the list of depreciations in an array to make a dropdown menu
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.5]
* @return array
*/
public static function depreciationList()
{
$depreciation_list = ['' => 'Do Not Depreciate'] + Depreciation::orderBy('name', 'asc')
->pluck('name', 'id')->toArray();
return $depreciation_list;
}
/**
* Get the list of category types in an array to make a dropdown menu
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.5]
* @return array
*/
public static function categoryTypeList()
{
$category_types = [
'' => '',
'accessory' => 'Accessory',
'asset' => 'Asset',
'consumable' => 'Consumable',
'component' => 'Component',
'license' => 'License',
];
return $category_types;
}
/**
* Get the list of custom fields in an array to make a dropdown menu
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v2.5]
* @return array
*/
public static function customFieldsetList()
{
$customfields = ['' => trans('admin/models/general.no_custom_field')] + CustomFieldset::pluck('name', 'id')->toArray();
return $customfields;
}
/**
* Get the list of custom field formats in an array to make a dropdown menu
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.4]
* @return array
*/
public static function predefined_formats()
{
$keys = array_keys(CustomField::PREDEFINED_FORMATS);
$stuff = array_combine($keys, $keys);
return $stuff;
}
/**
* Get the list of barcode dimensions
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.3]
* @return array
*/
public static function barcodeDimensions($barcode_type = 'QRCODE')
{
if ($barcode_type == 'C128') {
$size['height'] = '-1';
$size['width'] = '-10';
} elseif ($barcode_type == 'PDF417') {
$size['height'] = '-3';
$size['width'] = '-10';
} else {
$size['height'] = '-3';
$size['width'] = '-3';
}
return $size;
}
/**
* Generates a random string
* This function does not generate cryptographically secure values, and should not be used for cryptographic purposes
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.0]
* @return string
*/
public static function generateRandomString($length = 10)
{
$characters = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
$charactersLength = strlen($characters);
$randomString = '';
for ($i = 0; $i < $length; $i++) {
$randomString .= $characters[random_int(0, $charactersLength - 1)];
}
return $randomString;
}
/**
* This nasty little method gets the low inventory info for the
* alert dropdown
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.0]
* @return array
*/
public static function checkLowInventory()
{
$consumables = Consumable::withCount('consumableAssignments as consumable_assignments_count')->whereNotNull('min_amt')->get();
$accessories = Accessory::withCount('users as users_count')->whereNotNull('min_amt')->get();
$components = Component::withCount('assets as assets_count')->whereNotNull('min_amt')->get();
$avail_consumables = 0;
$items_array = [];
$all_count = 0;
foreach ($consumables as $consumable) {
$avail = $consumable->numRemaining();
if ($avail < ($consumable->min_amt) + \App\Models\Setting::getSettings()->alert_threshold) {
if ($consumable->qty > 0) {
$percent = number_format((($avail / $consumable->qty) * 100), 0);
} else {
$percent = 100;
}
$items_array[$all_count]['id'] = $consumable->id;
$items_array[$all_count]['name'] = $consumable->name;
$items_array[$all_count]['type'] = 'consumables';
$items_array[$all_count]['percent'] = $percent;
$items_array[$all_count]['remaining'] = $avail;
$items_array[$all_count]['min_amt'] = $consumable->min_amt;
$all_count++;
}
}
foreach ($accessories as $accessory) {
$avail = $accessory->qty - $accessory->users_count;
if ($avail < ($accessory->min_amt) + \App\Models\Setting::getSettings()->alert_threshold) {
if ($accessory->qty > 0) {
$percent = number_format((($avail / $accessory->qty) * 100), 0);
} else {
$percent = 100;
}
$items_array[$all_count]['id'] = $accessory->id;
$items_array[$all_count]['name'] = $accessory->name;
$items_array[$all_count]['type'] = 'accessories';
$items_array[$all_count]['percent'] = $percent;
$items_array[$all_count]['remaining'] = $avail;
$items_array[$all_count]['min_amt'] = $accessory->min_amt;
$all_count++;
}
}
foreach ($components as $component) {
$avail = $component->qty - $component->assets_count;
if ($avail < ($component->min_amt) + \App\Models\Setting::getSettings()->alert_threshold) {
if ($component->qty > 0) {
$percent = number_format((($avail / $component->qty) * 100), 0);
} else {
$percent = 100;
}
$items_array[$all_count]['id'] = $component->id;
$items_array[$all_count]['name'] = $component->name;
$items_array[$all_count]['type'] = 'components';
$items_array[$all_count]['percent'] = $percent;
$items_array[$all_count]['remaining'] = $avail;
$items_array[$all_count]['min_amt'] = $component->min_amt;
$all_count++;
}
}
return $items_array;
}
/**
* Check if the file is an image, so we can show a preview
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.0]
* @param File $file
* @return string | Boolean
*/
public static function checkUploadIsImage($file)
{
$finfo = @finfo_open(FILEINFO_MIME_TYPE); // return mime type ala mimetype extension
$filetype = @finfo_file($finfo, $file);
finfo_close($finfo);
if (($filetype == 'image/jpeg') || ($filetype == 'image/jpg') || ($filetype == 'image/png') || ($filetype == 'image/bmp') || ($filetype == 'image/gif')) {
return $filetype;
}
return false;
}
/**
* Walks through the permissions in the permissions config file and determines if
* permissions are granted based on a $selected_arr array.
*
* The $permissions array is a multidimensional array broke down by section.
* (Licenses, Assets, etc)
*
* The $selected_arr should be a flattened array that contains just the
* corresponding permission name and a true or false boolean to determine
* if that group/user has been granted that permission.
*
* @author [A. Gianotto] [<snipe@snipe.net]
* @param array $permissions
* @param array $selected_arr
* @since [v1.0]
* @return array
*/
public static function selectedPermissionsArray($permissions, $selected_arr = [])
{
$permissions_arr = [];
foreach ($permissions as $permission) {
for ($x = 0; $x < count($permission); $x++) {
$permission_name = $permission[$x]['permission'];
if ($permission[$x]['display'] === true) {
if ($selected_arr) {
if (array_key_exists($permission_name, $selected_arr)) {
$permissions_arr[$permission_name] = $selected_arr[$permission_name];
} else {
$permissions_arr[$permission_name] = '0';
}
} else {
$permissions_arr[$permission_name] = '0';
}
}
}
}
return $permissions_arr;
}
/**
* Introspects into the model validation to see if the field passed is required.
* This is used by the blades to add a required class onto the HTML element.
* This isn't critical, but is helpful to keep form fields in sync with the actual
* model level validation.
*
* This does not currently handle form request validation requiredness :(
*
* @author [A. Gianotto] [<snipe@snipe.net>]
* @since [v3.0]
* @return bool
*/
public static function checkIfRequired($class, $field)
{
$rules = $class::rules();
foreach ($rules as $rule_name => $rule) {
if ($rule_name == $field) {
if (strpos($rule, 'required') === false) {
return false;
} else {
return true;
}
}
}
}
/**
* Check to see if the given key exists in the array, and trim excess white space before returning it
*
* @param $array array
* @param $key string
* @param $default string
* @return string
*@author Daniel Melzter
* @since 3.0
*/
public static function array_smart_fetch(array $array, string $key, string $default = '')
{
return array_key_exists(strtolower($key), array_change_key_case($array)) ? e(trim($array[$key])) : $default;
}
/**
* Gracefully handle decrypting encrypted fields (custom fields, etc).
*
* @todo allow this to handle more than just strings (arrays, etc)
*
* @author A. Gianotto
* @since 3.6
* @param CustomField $field
* @param string $string
* @return string
*/
public static function gracefulDecrypt(CustomField $field, $string)
{
if ($field->isFieldDecryptable($string)) {
try {
Crypt::decrypt($string);
return Crypt::decrypt($string);
} catch (DecryptException $e) {
return 'Error Decrypting: '.$e->getMessage();
}
}
return $string;
}
public static function formatStandardApiResponse($status, $payload = null, $messages = null)
{
$array['status'] = $status;
$array['messages'] = $messages;
if (($messages) && (is_array($messages)) && (count($messages) > 0)) {
$array['messages'] = $messages;
}
($payload) ? $array['payload'] = $payload : $array['payload'] = null;
return $array;
}
/*
Possible solution for unicode fieldnames
*/
public static function make_slug($string)
{
return preg_replace('/\s+/u', '_', trim($string));
}
public static function getFormattedDateObject($date, $type = 'datetime', $array = true)
{
if ($date == '') {
return null;
}
$settings = Setting::getSettings();
$tmp_date = new \Carbon($date);
if ($type == 'datetime') {
$dt['datetime'] = $tmp_date->format('Y-m-d H:i:s');
$dt['formatted'] = $tmp_date->format($settings->date_display_format.' '.$settings->time_display_format);
} else {
$dt['date'] = $tmp_date->format('Y-m-d');
$dt['formatted'] = $tmp_date->format($settings->date_display_format);
}
if ($array == 'true') {
return $dt;
}
return $dt['formatted'];
}
// Nicked from Drupal :)
// Returns a file size limit in bytes based on the PHP upload_max_filesize
// and post_max_size
public static function file_upload_max_size()
{
static $max_size = -1;
if ($max_size < 0) {
// Start with post_max_size.
$post_max_size = self::parse_size(ini_get('post_max_size'));
if ($post_max_size > 0) {
$max_size = $post_max_size;
}
// If upload_max_size is less, then reduce. Except if upload_max_size is
// zero, which indicates no limit.
$upload_max = self::parse_size(ini_get('upload_max_filesize'));
if ($upload_max > 0 && $upload_max < $max_size) {
$max_size = $upload_max;
}
}
return $max_size;
}
public static function file_upload_max_size_readable()
{
static $max_size = -1;
if ($max_size < 0) {
// Start with post_max_size.
$post_max_size = self::parse_size(ini_get('post_max_size'));
if ($post_max_size > 0) {
$max_size = ini_get('post_max_size');
}
// If upload_max_size is less, then reduce. Except if upload_max_size is
// zero, which indicates no limit.
$upload_max = self::parse_size(ini_get('upload_max_filesize'));
if ($upload_max > 0 && $upload_max < $post_max_size) {
$max_size = ini_get('upload_max_filesize');
}
}
return $max_size;
}
public static function parse_size($size)
{
$unit = preg_replace('/[^bkmgtpezy]/i', '', $size); // Remove the non-unit characters from the size.
$size = preg_replace('/[^0-9\.]/', '', $size); // Remove the non-numeric characters from the size.
if ($unit) {
// Find the position of the unit in the ordered string which is the power of magnitude to multiply a kilobyte by.
return round($size * pow(1024, stripos('bkmgtpezy', $unit[0])));
} else {
return round($size);
}
}
public static function filetype_icon($filename)
{
$extension = substr(strrchr($filename, '.'), 1);
$allowedExtensionMap = [
// Images
'jpg' => 'far fa-image',
'jpeg' => 'far fa-image',
'gif' => 'far fa-image',
'png' => 'far fa-image',
// word
'doc' => 'far fa-file-word',
'docx' => 'far fa-file-word',
// Excel
'xls' => 'far fa-file-excel',
'xlsx' => 'far fa-file-excel',
// archive
'zip' => 'fas fa-file-archive',
'rar' => 'fas fa-file-archive',
//Text
'txt' => 'far fa-file-alt',
'rtf' => 'far fa-file-alt',
'xml' => 'far fa-file-alt',
// Misc
'pdf' => 'far fa-file-pdf',
'lic' => 'far fa-save',
];
if ($extension && array_key_exists($extension, $allowedExtensionMap)) {
return $allowedExtensionMap[$extension];
}
return 'far fa-file';
}
public static function show_file_inline($filename)
{
$extension = substr(strrchr($filename, '.'), 1);
if ($extension) {
switch ($extension) {
case 'jpg':
case 'jpeg':
case 'gif':
case 'png':
return true;
default:
return false;
}
}
return false;
}
/**
* Generate a random encrypted password.
*
* @author Wes Hulette <jwhulette@gmail.com>
*
* @since 5.0.0
*
* @return string
*/
public static function generateEncyrptedPassword(): string
{
return bcrypt(self::generateUnencryptedPassword());
}
/**
* Get a random unencrypted password.
*
* @author Steffen Buehl <sb@sbuehl.com>
*
* @since 5.0.0
*
* @return string
*/
public static function generateUnencryptedPassword(): string
{
$chars = '0123456789abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ';
$password = '';
for ($i = 0; $i < 20; $i++) {
$password .= substr($chars, random_int(0, strlen($chars) - 1), 1);
}
return $password;
}
/**
* Process base64 encoded image data and save it on supplied path
*
* @param string $image_data base64 encoded image data with mime type
* @param string $save_path path to a folder where the image should be saved
* @return string path to uploaded image or false if something went wrong
*/
public static function processUploadedImage(String $image_data, String $save_path)
{
if ($image_data == null || $save_path == null) {
return false;
}
// After modification, the image is prefixed by mime info like the following:
// data:image/jpeg;base64,; This causes the image library to be unhappy, so we need to remove it.
$header = explode(';', $image_data, 2)[0];
// Grab the image type from the header while we're at it.
$extension = substr($header, strpos($header, '/') + 1);
// Start reading the image after the first comma, postceding the base64.
$image = substr($image_data, strpos($image_data, ',') + 1);
$file_name = str_random(25).'.'.$extension;
$directory = public_path($save_path);
// Check if the uploads directory exists. If not, try to create it.
if (! file_exists($directory)) {
mkdir($directory, 0755, true);
}
$path = public_path($save_path.$file_name);
try {
Image::make($image)->resize(500, 500, function ($constraint) {
$constraint->aspectRatio();
$constraint->upsize();
})->save($path);
} catch (\Exception $e) {
return false;
}
return $file_name;
}
}
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