victor-shelepen’s gists

victor-shelepen / seed_derivatives.drush.inc

Created April 14, 2016 08:08 — forked from typhonius/seed_derivatives.drush.inc

This script can generate image derivatives for Drupal for warming up the filesystem prior to going live. Image derivative generation puts an amount of load on the servers so it images have been migrated from another server with no derivatives, it may be useful to pre-generate using this script.

	<?php

	/**
	* Implements hook_drush_command().
	*/
	function seed_derivatives_drush_command() {
	$items = array();

	$items['seed_derivatives'] = array(
	'description' => "Create image derivatives",

victor-shelepen / function.php

Last active September 1, 2016 10:39

Retrieves next/previous item from views.

	<?php
	function next_blog_post($current_nid) {
	$view_object = views_get_view("ghg_blog");
	$view_object->set_display("default");
	$view_object->set_items_per_page(0);
	$view_object->pre_execute();
	$view_object->execute();
	$results = $view_object->result;
	$current_nid = 62;
	$next_item = FALSE;

victor-shelepen / drupal.php

Created September 6, 2016 08:43

Example how to use db_update, db_select. Case: Update comment possibility including revisions.

	<?php

	db_update('node') // Table name no longer needs {}
	->fields(array(
	'comment' => 1,
	))
	->condition('type', 'feature')
	->execute();
	$subquery = db_select('node')
	->addField('node', 'nid')

victor-shelepen / gulpfile.js

Created October 4, 2016 09:16

It concatanates libraries and wraps them into closure defining dependencies.

	var
	gulp = require('gulp'),
	concat = require('gulp-concat'),
	wrap = require("gulp-wrap");

	gulp.task('scripts', function() {
	gulp
	.src([
	'./js/modernizr.js',
	'./js/webflow.js'

victor-shelepen / devel.php

Created January 1, 2017 20:23

Migrate Run Programatically

	$migration = \Drupal::service('plugin.manager.migration')->createInstance($migration_id);
	$executable = new MigrateExecutable($migration, new MigrateMessage());
	$executable->import().

victor-shelepen / form_redirect.php

Created February 10, 2017 11:30

Implements the filter form that redirects to the page with parametes. Empty parameters are emmited.

	/**
	* Implements FORM_ID_submit.
	*/
	function custom_user_auto_ecole_mes_examens_form_submit($form, &$form_state) {
	if ($form_state['values']['op'] == t('Search')) {
	$query = array_intersect_key(
	$form_state['values']['filters'],
	array_flip(
	array_filter(
	array_keys($form_state['values']['filters']),

victor-shelepen / tile-images.js

Last active June 19, 2017 13:41

This script tiles body images and convert them into an animation.

	var cli = require('cli');

	var options = cli.parse({}, ['gm-tile', 'jimp-tile', 'ocv']);
	var fs = require('fs');
	var path = require('path');
	var GIFEncoder = require('gifencoder');

	if (cli.command == 'ocv') {
	var cv = require('opencv');
	console.log('opencv - hello!');

victor-shelepen / express-decorator-try-1.ts

Created September 12, 2017 08:45

I try to add a decorator to express-js handler, that has been already wrapped into. The context of the controller class is lost.

	@web.get('/quotes')
	@IsAuthenticated()
	public getQuotesAction(request: Request, response: Response) {
	...
	}

	let IsAuthenticated = () => {
	return (target: Object, key: string \| symbol, descriptor: TypedPropertyDescriptor<Handler>) => {
	let standardHandler: Handler = descriptor.value;

victor-shelepen / operations-component.ts

Created October 25, 2017 10:06

This component displays a list of operations. It retrieves data from two observables. The data source of the table is created once. The data change is initated by Behaviour Subject dataS. Data retring process is locate in the function `update`. mat-table component uses the directive trackBy that have to optimize the output. But it still blinking.

	import {Component, ViewChild, OnInit} from '@angular/core';
	import {ForexService} from '../../../service/forex';
	import {DataSource} from '@angular/cdk/collections';
	import {Observable} from 'rxjs/Observable';
	import {BehaviorSubject} from 'rxjs/BehaviorSubject';
	import 'rxjs/operator/map';
	import {MatDialog, PageEvent} from '@angular/material';
	import {MatSort} from '@angular/material';
	import {IPaginator} from '../../../../core/lib/interface';
	import {ConfirmDialogComponent, IConfirmDialogAnswer, IConfirmDialogData} from '../../../../core/dialog/confirm';

victor-shelepen / docker-compose.yml

Created April 3, 2018 15:25

This set up Forex Trading Platform for presentation purpose. It is described here http://vlikin.blogspot.com/2018/04/docker-based-production-environment.html

	version: "2"

	services:
	trading_client_src:
	image: vlikin/itp-trading_client_src
	environment:
	POSTGRES_HOST: db
	volumes:
	- trading_client:/usr/src/app:ro

Victor Shelepen victor-shelepen