From 3c51baa4167d5a68ff010dc81525b9340c5f1329 Mon Sep 17 00:00:00 2001
From: Kevin Chabowski <kevin@kch42.de>
Date: Sat, 24 May 2014 14:45:13 +0200
Subject: Moved code into src subfolder and fixed docu

---
 src/STEStandardLibrary.php | 149 +++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 149 insertions(+)
 create mode 100644 src/STEStandardLibrary.php

(limited to 'src/STEStandardLibrary.php')

diff --git a/src/STEStandardLibrary.php b/src/STEStandardLibrary.php
new file mode 100644
index 0000000..915b699
--- /dev/null
+++ b/src/STEStandardLibrary.php
@@ -0,0 +1,149 @@
+<?php
+
+namespace kch42\ste;
+
+class STEStandardLibrary {
+	static public function _register_lib($ste) {
+		foreach(get_class_methods(__CLASS__) as $method) {
+			if($method[0] != "_") {
+				$ste->register_tag($method, array(__CLASS__, $method));
+			}
+		}
+	}
+	
+	static public function escape($ste, $params, $sub) {
+		if($ste->evalbool(@$params["lines"])) {
+			return nl2br(htmlspecialchars(str_replace("\r\n", "\n", $sub($ste))));
+		} else {
+			return htmlspecialchars($sub($ste));
+		}
+	}
+	
+	static public function strlen($ste, $params, $sub) {
+		return strlen($sub($ste));
+	}
+	
+	static public function arraylen($ste, $params, $sub) {
+		if(empty($params["array"])) {
+			throw new RuntimeError("Missing array parameter in <ste:arraylen>.");
+		}
+		$a = $ste->get_var_by_name($params["array"], false);
+		return (is_array($a)) ? count($a) : "";
+	}
+	
+	static public function inc($ste, $params, $sub) {
+		if(empty($params["var"])) {
+			throw new RuntimeError("Missing var parameter in <ste:inc>.");
+		}
+		$ref = &$ste->get_var_reference($params["var"], true);
+		$ref++;
+	}
+	
+	static public function dec($ste, $params, $sub) {
+		if(empty($params["var"])) {
+			throw new RuntimeError("Missing var parameter in <ste:dec>.");
+		}
+		$ref = &$ste->get_var_reference($params["var"], true);
+		$ref--;
+	}
+	
+	static public function date($ste, $params, $sub) {
+		return @strftime($sub($ste), empty($params["timestamp"]) ? @time() : (int) $params["timestamp"]);
+	}
+	
+	static public function in_array($ste, $params, $sub) {
+		if(empty($params["array"])) {
+			throw new RuntimeError("Missing array parameter in <ste:in_array>.");
+		}
+		$ar = &$ste->get_var_reference($params["array"], false);
+		if(!is_array($ar)) {
+			return "";
+		}
+		return in_array($sub($ste), $ar) ? "y" : "";
+	}
+	
+	static public function join($ste, $params, $sub) {
+		if(empty($params["array"])) {
+			throw new RuntimeError("Missing array parameter in <ste:join>.");
+		}
+		return implode($sub($ste), $ste->get_var_by_name($params["array"]));
+	}
+	
+	static public function split($ste, $params, $sub) {
+		if(empty($params["array"])) {
+			throw new RuntimeError("Missing array parameter in <ste:split>.");
+		}
+		if(empty($params["delim"])) {
+			throw new RuntimeError("Missing delim parameter in <ste:split>.");
+		}
+		$ste->set_var_by_name($params["array"], explode($params["delim"], $sub($ste)));
+	}
+	
+	static public function array_add($ste, $params, $sub) {
+		if(empty($params["array"])) {
+			throw new RuntimeError("Missing array parameter in <ste:array_add>.");
+		}
+		
+		$ar = &$ste->get_var_reference($params["array"], true);
+		if(empty($params["key"])) {
+			$ar[] = $sub($ste);
+		} else {
+			$ar[$params["key"]] = $sub($ste);
+		}
+	}
+	
+	static public function array_filter($ste, $params, $sub)
+	{
+		if(empty($params["array"])) {
+			throw new RuntimeError("Missing array parameter in <ste:array_filter>.");
+		}
+		
+		$ar = $ste->get_var_by_name($params["array"]);
+		if(!is_array($ar)) {
+			throw new RuntimeError("Variable at 'array' is not an array.");
+		}
+		
+		$keys = array_keys($ar);
+		
+		if(!empty($params["keep_by_keys"])) {
+			$keep_by_keys = &$ste->get_var_reference($params["keep_by_keys"], false);
+			if(!is_array($keep_by_keys)) {
+				throw new RuntimeError("Variable at 'keep_by_keys' is not an array.");
+			}
+			$delkeys = array_filter($keys, function($k) use ($keep_by_keys) { return !in_array($k, $keep_by_keys); });
+			foreach($delkeys as $dk) {
+				unset($ar[$dk]);
+			}
+			$keys = array_keys($ar);
+		}
+		if(!empty($params["keep_by_values"])) {
+			$keep_by_values = &$ste->get_var_reference($params["keep_by_values"], false);
+			if(!is_array($keep_by_values)) {
+				throw new RuntimeError("Variable at 'keep_by_values' is not an array.");
+			}
+			$ar = array_filter($ar, function($v) use ($keep_by_values) { return in_array($v, $keep_by_values); });
+			$keys = array_keys($ar);
+		}
+		if(!empty($params["delete_by_keys"])) {
+			$delete_by_keys = &$ste->get_var_reference($params["delete_by_keys"], false);
+			if(!is_array($delete_by_keys)) {
+				throw new RuntimeError("Variable at 'delete_by_keys' is not an array.");
+			}
+			$delkeys = array_filter($keys, function($k) use ($delete_by_keys) { return in_array($k, $delete_by_keys); });
+			foreach($delkeys as $dk) {
+				unset($ar[$dk]);
+			}
+			$keys = array_keys($ar);
+		}
+		if(!empty($params["delete_by_values"])) {
+			$delete_by_values = &$ste->get_var_reference($params["delete_by_values"], false);
+			if(!is_array($delete_by_values)) {
+				throw new RuntimeError("Variable at 'delete_by_values' is not an array.");
+			}
+			$ar = array_filter($ar, function($v) use ($delete_by_values) { return !in_array($v, $delete_by_values); });
+			$keys = array_keys($ar);
+		}
+		
+		$ste->set_var_by_name($params["array"], $ar);
+	}
+}
-- 
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