yiimp: add "coindb labels" command

to fill missing db coin's labels with http://api.cryptocoincharts.info/listCoins

web/yaamp/commands/CoindbCommand.php

@@ -0,0 +1,109 @@
+<?php
+/**
+ * CoindbCommand is a console command :
+ *  - labels: complete Unknown Coins Labels from CryptoCoinCharts.info
+ *
+ * To use this command, enter the following on the command line:
+ * <pre>
+ * yiimp coindb labels
+ * </pre>
+ *
+ * @property string $help The command description.
+ *
+ */
+class CoindbCommand extends CConsoleCommand
+{
+	protected $basePath;
+
+	/**
+	 * Execute the action.
+	 * @param array $args command line parameters specific for this command
+	 * @return integer non zero application exit code after printing help
+	 */
+	public function run($args)
+	{
+		$runner=$this->getCommandRunner();
+		$commands=$runner->commands;
+
+		$root = realpath(Yii::app()->getBasePath().DIRECTORY_SEPARATOR.'..');
+		$this->basePath = str_replace(DIRECTORY_SEPARATOR, '/', $root);
+
+		if (!isset($args[0])) {
+
+			echo "Yiimp coindb command\n";
+			echo "Usage: yiimp coindb labels\n";
+			return 1;
+
+		} elseif ($args[0] == 'labels') {
+			self::updateCoinsLabels();
+			echo "ok\n";
+			return 0;
+		}
+	}
+
+	/**
+	 * Provides the command description.
+	 * @return string the command description.
+	 */
+	public function getHelp()
+	{
+		return parent::getHelp().'coindb labels';
+	}
+
+	public static function getCoinChartsData()
+	{
+		$json = file_get_contents('http://api.cryptocoincharts.info/listCoins');
+		$data = json_decode($json,true);
+		$array = array();
+		foreach ($data as $coin) {
+			$key = strtoupper($coin['id']);
+			if (empty($key)) continue;
+			$array[$key] = $coin;
+		}
+		return $array;
+	}
+
+	/**
+	 * Link new coin pictures /images/coin-<SYMBOL>.png
+	 */
+	public function updateCoinsLabels()
+	{
+		$modelsPath = $this->basePath.'/yaamp/models';
+		if(!is_dir($modelsPath))
+			echo "Directory $modelsPath is not a directory\n";
+
+		require_once($modelsPath.'/db_coinsModel.php');
+
+		$obj = CActiveRecord::model('db_coins');
+		$table = $obj->getTableSchema()->name;
+
+		try{
+			$coins = new $obj;
+		} catch (Exception $e) {
+			echo "Error Model: $table \n";
+			echo $e->getMessage();
+			continue;
+		}
+
+		if ($coins instanceof CActiveRecord)
+		{
+			echo "$table: ".$coins->count()." records\n";
+
+			$nbUpdated = 0;
+			$dataset = $coins->findAll(array('condition'=>'name = :u', 'params'=>array(':u'=>'unknown')));
+			$json = self::getCoinChartsData();
+			foreach ($dataset as $coin) {
+				if ($coin->name == 'unknown' && isset($json[$coin->symbol])) {
+					$data = $json[$coin->symbol];
+					if ($data['name'] != $coin->symbol) {
+						echo "{$coin->symbol}: {$data['name']}\n";
+						$coin->name = $data['name'];
+						$nbUpdated += $coin->save();
+					}
+				}
+			}
+			echo "$nbUpdated coin labels updated\n";
+		}
+	}
+
+}