Import nodelists

app/Traits/Import.php

@@ -0,0 +1,82 @@
+<?php
+
+/**
+ * Import from files
+ */
+namespace App\Traits;
+
+use Illuminate\Support\Collection;
+use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Facades\Storage;
+
+trait Import
+{
+	protected Collection $_columns; // Columns in the Import File
+
+	/**
+	 * Count the lines in a file
+	 */
+	private function getFileLines(string $file): int
+	{
+		$f = fopen($file,'r');
+		$c = 0;
+
+		while (! feof($f)) {
+			fgets($f);
+			$c++;
+		}
+
+		fclose($f);
+
+		return $c;
+	}
+
+	/**
+	 * Return the columns from the file that we'll work with
+	 *
+	 * @param string $line
+	 * @return Collection
+	 */
+	private function getColumns(string $line): Collection
+	{
+		$this->_columns = collect(explode(',',strtoupper($line)))->filter();
+		return $this->_columns->intersect($this->columns);
+	}
+
+	/**
+	 * Get the index for the column in the file
+	 *
+	 * @param string $key
+	 * @return int|null
+	 */
+	private function getColumnKey(string $key): ?int
+	{
+		return ($x=$this->_columns->search(strtoupper($this->columns->get($key)))) !== FALSE ? $x : NULL;
+	}
+
+	private function getFileFromHost(string $host,string $key,string $file): string
+	{
+		$path = 'import/'.$key;
+
+		// If we are doing it locally, we dont need to retrieve it via curl
+		if (! $host) {
+			return preg_match('/^data/',$file) ? $file : sprintf('storage/app/public/%s/%s',$path,basename($file));
+		}
+
+		// Get the file from the host
+		$srcfile = sprintf('http://%s%s',$host,$file);
+		$dstfile = '/tmp/'.basename($host);
+		Log::debug(sprintf('%s:Retrieving [%s] from [%s]',static::LOGKEY,$host,$file));
+
+		$src = fopen($srcfile,'r');
+		$dst = fopen($dstfile,'w');
+		stream_copy_to_stream($src,$dst);
+		fclose($src);
+		fclose($dst);
+
+		// Store the file for later processing
+		Storage::putFileAs($path,$dstfile,basename($file));
+
+		return Storage::path($path.'/'.basename($file));
+	}
+}