<?php

	// Absolute root dir
	$ABSROOT = dirname(__DIR__);


	/* [1] Check needed files
	=========================================================*/ {
		$path = [
			'cursus' => "$ABSROOT/../../tmp/cursus.json",
			'period' => "$ABSROOT/../../tmp/period.json",
		];

		/* (1) cursus list */
		if( !file_exists($path['cursus']) )
			die(" * Missing tmp/cursus.json\n");

		/* (2) period list */
		if( !file_exists($path['period']) )
			die(" * Missing tmp/period.json\n");

	}


	/* [2] Parse cursus list
	=========================================================*/ {
		/* (1) Read from file */
		$clist = file_get_contents($path['cursus']);

		/* (2) Manage error */
		if( $clist == false )
			die(" * Cannot read cursus file\n");

		/* (3) Parse JSON */
		$clist = json_decode($clist, true);

		/* (4) Manage error */
		if( $clist == null )
			die(" * Cannot parse cursus file\n");

	}


	/* [3] Parse period list
	=========================================================*/ {

		/* (1) Read from file */
		$plist = file_get_contents($path['period']);

		/* (2) Manage error */
		if( $plist == false )
			die(" * Cannot read period file\n");

		/* (3) Parse JSON */
		$plist = json_decode($plist, true);

		/* (4) Manage error */
		if( $plist == null )
			die(" * Cannot parse period file\n");

	}


	/* [4] Manage each cursus
	=========================================================*/ {

		/* (1) For each cursus */
		foreach($clist as $cname=>$cvalue){

			/* (1.2) Create a directory */
			if( !file_exists("$ABSROOT/../../tmp/$cvalue") )
				file_put_contents("$ABSROOT/../../tmp/$cvalue.ics", "");


			/* (1) Download all images
			---------------------------------------------------------*/
			foreach($plist as $pvalue=>$pdate)
				"http://sciences.univ-pau.fr/edt/diplomes/${cvalue}${pvalue}.png"; // image file


		}


	}