/webapp/plugins/insightsgenerator/insights/llamas.php

<?php
/*
 Plugin Name: Lorenzo Llamas
 Description: Did you talk about llamas?
 When: February 27, 2015
 */
/**
 *
 * ThinkUp/webapp/plugins/insightsgenerator/insights/llamas.php
 *
 * Copyright (c) 2015 Anil Dash
 *
 * LICENSE:
 *
 * This file is part of ThinkUp (http://thinkup.com).
 *
 * ThinkUp is free software: you can redistribute it and/or modify it under the terms of the GNU General Public
 * License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any
 * later version.
 *
 * ThinkUp is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied
 * warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for more
 * details.
 *
 * You should have received a copy of the GNU General Public License along with ThinkUp.  If not, see
 * <http://www.gnu.org/licenses/>.
 *
 * Copyright (c) 2014-2016 Chris Moyer, Anil Dash
 *
 * @author Chris Moyer chris@inarow.net, Anil Dash anil@thinkup.com
 * @license http://www.gnu.org/licenses/gpl.html
 * @copyright 2014-2016 Chris Moyer, Anil Dash
 */

class LlamasInsight extends InsightPluginParent implements InsightPlugin {
    /**
     * Slug for this insight
     **/
    var $slug = 'llamas';
    /**
     * Date to run this insight
     */
    var $run_date = '2015-02-27';

    public function generateInsight(Instance $instance, User $user, $last_week_of_posts, $number_days) {
        if (Utils::isTest() || date("Y-m-d") == $this->run_date) {
            parent::generateInsight($instance, $user, $last_week_of_posts, $number_days);
            $this->logger->logInfo("Begin generating insight", __METHOD__.','.__LINE__);

            $hero_image = array(
                'url' => 'https://www.thinkup.com/assets/images/insights/2015-02/llama.jpg',
                'alt_text' => 'Llama',
                'credit' => 'Photo: Eric Kilby',
                'img_link' => 'https://www.flickr.com/photos/ekilby/8564867495/'
            );

            $should_generate_insight = self::shouldGenerateWeeklyInsight(
                $this->slug,
                $instance,
                $insight_date = $this->run_date,
                $regenerate_existing_insight=false,
                $day_of_week=5,
                count($last_week_of_posts)
            );

            if ($should_generate_insight) {
                $this->logger->logInfo("Should generate", __METHOD__.','.__LINE__);
                $post_dao = DAOFactory::getDAO('PostDAO');

                $topics = array(
                    'llama' => array("llama","llamas"),
                );

                $matches = array();
                foreach ($last_week_of_posts as $post) {
                    foreach ($topics as $key => $strings) {
                        foreach ($strings as $string) {
                            if (preg_match_all('/\b'.$string.'\b/i', $post->post_text) > 0) {
                                $matches[$key] = array('term'=>$string, 'post'=>$post);
                                unset($topics[$key]);
                                break;
                            }
                        }
                    }
                }

                if (count($matches) == 0) {
                    $headline = $this->username.' managed to avoid llamageddon!';
                    $insight_text = "It seems like half the internet was " .
                        "<a href='http://www.theverge.com/2015/2/26/8116693/live-the-internet-is-going-bananas-".
                        "for-this-llama-chase'>talking about runaway llamas</a> " .
                        'yesterday. Kudos to ' . $this->username . ' for showing a llama restraint.';
                } else {
                    $headline = $this->username." showed a whole llama love";
                    $insight_text = "Two runaway llamas <a href='http://www.theverge.com/2015/2/26/8116693/live-".
                        "the-internet-is-going-bananas-for-this-llama-chase'>took over Twitter yesterday</a>" .
                        ", and like a llama people, " . $this->username . " couldn't resist.";
                }

                $insight = new Insight();
                $insight->instance_id = $instance->id;
                $insight->slug = $this->slug;
                $insight->date = $this->run_date;
                $insight->headline = $headline;
                $insight->text = $insight_text;
                $insight->filename = basename(__FILE__, ".php");
                $insight->emphasis = Insight::EMPHASIS_HIGH;
                $insight->setHeroImage($hero_image);
                $this->insight_dao->insertInsight($insight);
            }
            $this->logger->logInfo("Done generating insight", __METHOD__.','.__LINE__);
        }
    }
}

$insights_plugin_registrar = PluginRegistrarInsights::getInstance();
$insights_plugin_registrar->registerInsightPlugin('LlamasInsight');